redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

[SCSI] bfa: Brocade BFA FC SCSI driver 

Add new driver for Brocade Hardware

Signed-off-by: Jing Huang <huangj@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
hifive-unleashed-5.1
Jing Huang 2009-09-23 17:46:15 -07:00 committed by James Bottomley
parent 5415907af1
commit 7725ccfda5
198 changed files with 49189 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
MAINTAINERS
View File

@ -1211,6 +1211,13 @@ L: netdev@vger.kernel.org
S: Supported
F: drivers/net/tg3.*
BROCADE BFA FC SCSI DRIVER
P: Jing Huang
M: huangj@brocade.com
L: linux-scsi@vger.kernel.org
S: Supported
F: drivers/scsi/bfa/
BSG (block layer generic sg v4 driver)
M: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
L: linux-scsi@vger.kernel.org

10
drivers/scsi/Kconfig
View File

@ -1827,6 +1827,16 @@ config SCSI_SRP
To compile this driver as a module, choose M here: the
module will be called libsrp.
config SCSI_BFA_FC
tristate "Brocade BFA Fibre Channel Support"
depends on PCI && SCSI
select SCSI_FC_ATTRS
help
This bfa driver supports all Brocade PCIe FC/FCOE host adapters.
To compile this driver as a module, choose M here. The module will
be called bfa.
endif # SCSI_LOWLEVEL
source "drivers/scsi/pcmcia/Kconfig"

1
drivers/scsi/Makefile
View File

@ -86,6 +86,7 @@ obj-$(CONFIG_SCSI_QLOGIC_1280) += qla1280.o
obj-$(CONFIG_SCSI_QLA_FC) += qla2xxx/
obj-$(CONFIG_SCSI_QLA_ISCSI) += qla4xxx/
obj-$(CONFIG_SCSI_LPFC) += lpfc/
obj-$(CONFIG_SCSI_BFA_FC) += bfa/
obj-$(CONFIG_SCSI_PAS16) += pas16.o
obj-$(CONFIG_SCSI_T128) += t128.o
obj-$(CONFIG_SCSI_DMX3191D) += dmx3191d.o

15
drivers/scsi/bfa/Makefile 100644
View File

@ -0,0 +1,15 @@
obj-$(CONFIG_SCSI_BFA_FC) := bfa.o
bfa-y := bfad.o bfad_intr.o bfad_os.o bfad_im.o bfad_attr.o bfad_fwimg.o
bfa-y += bfa_core.o bfa_ioc.o bfa_iocfc.o bfa_fcxp.o bfa_lps.o
bfa-y += bfa_hw_cb.o bfa_hw_ct.o bfa_intr.o bfa_timer.o bfa_rport.o
bfa-y += bfa_fcport.o bfa_port.o bfa_uf.o bfa_sgpg.o bfa_module.o bfa_ioim.o
bfa-y += bfa_itnim.o bfa_fcpim.o bfa_tskim.o bfa_log.o bfa_log_module.o
bfa-y += bfa_csdebug.o bfa_sm.o plog.o
bfa-y += fcbuild.o fabric.o fcpim.o vfapi.o fcptm.o bfa_fcs.o bfa_fcs_port.o
bfa-y += bfa_fcs_uf.o bfa_fcs_lport.o fab.o fdmi.o ms.o ns.o scn.o loop.o
bfa-y += lport_api.o n2n.o rport.o rport_api.o rport_ftrs.o vport.o
ccflags-y := -I$(obj) -I$(obj)/include -I$(obj)/include/cna

57
drivers/scsi/bfa/bfa_callback_priv.h 100644
View File

@ -0,0 +1,57 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_CALLBACK_PRIV_H__
#define __BFA_CALLBACK_PRIV_H__
#include <cs/bfa_q.h>
typedef void (*bfa_cb_cbfn_t) (void *cbarg, bfa_boolean_t complete);
/**
* Generic BFA callback element.
*/
struct bfa_cb_qe_s {
struct list_head qe;
bfa_cb_cbfn_t cbfn;
bfa_boolean_t once;
u32 rsvd;
void *cbarg;
};
#define bfa_cb_queue(__bfa, __hcb_qe, __cbfn, __cbarg) do { \
(__hcb_qe)->cbfn = (__cbfn); \
(__hcb_qe)->cbarg = (__cbarg); \
list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \
} while (0)
#define bfa_cb_dequeue(__hcb_qe) list_del(&(__hcb_qe)->qe)
#define bfa_cb_queue_once(__bfa, __hcb_qe, __cbfn, __cbarg) do { \
(__hcb_qe)->cbfn = (__cbfn); \
(__hcb_qe)->cbarg = (__cbarg); \
if (!(__hcb_qe)->once) { \
list_add_tail((__hcb_qe), &(__bfa)->comp_q); \
(__hcb_qe)->once = BFA_TRUE; \
} \
} while (0)
#define bfa_cb_queue_done(__hcb_qe) do { \
(__hcb_qe)->once = BFA_FALSE; \
} while (0)
#endif /* __BFA_CALLBACK_PRIV_H__ */

205
drivers/scsi/bfa/bfa_cb_ioim_macros.h 100644
View File

@ -0,0 +1,205 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_cb_ioim_macros.h BFA IOIM driver interface macros.
*/
#ifndef __BFA_HCB_IOIM_MACROS_H__
#define __BFA_HCB_IOIM_MACROS_H__
#include <bfa_os_inc.h>
/*
* #include <linux/dma-mapping.h>
*
* #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> #include
* <scsi/scsi_device.h> #include <scsi/scsi_host.h>
*/
#include "bfad_im_compat.h"
/*
* task attribute values in FCP-2 FCP_CMND IU
*/
#define SIMPLE_Q 0
#define HEAD_OF_Q 1
#define ORDERED_Q 2
#define ACA_Q 4
#define UNTAGGED 5
static inline lun_t
bfad_int_to_lun(u32 luno)
{
union {
u16 scsi_lun[4];
lun_t bfa_lun;
} lun;
lun.bfa_lun = 0;
lun.scsi_lun[0] = bfa_os_htons(luno);
return (lun.bfa_lun);
}
/**
* Get LUN for the I/O request
*/
#define bfa_cb_ioim_get_lun(__dio) \
bfad_int_to_lun(((struct scsi_cmnd *)__dio)->device->lun)
/**
* Get CDB for the I/O request
*/
static inline u8 *
bfa_cb_ioim_get_cdb(struct bfad_ioim_s *dio)
{
struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
return ((u8 *) cmnd->cmnd);
}
/**
* Get I/O direction (read/write) for the I/O request
*/
static inline enum fcp_iodir
bfa_cb_ioim_get_iodir(struct bfad_ioim_s *dio)
{
struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
enum dma_data_direction dmadir;
dmadir = cmnd->sc_data_direction;
if (dmadir == DMA_TO_DEVICE)
return FCP_IODIR_WRITE;
else if (dmadir == DMA_FROM_DEVICE)
return FCP_IODIR_READ;
else
return FCP_IODIR_NONE;
}
/**
* Get IO size in bytes for the I/O request
*/
static inline u32
bfa_cb_ioim_get_size(struct bfad_ioim_s *dio)
{
struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
return (scsi_bufflen(cmnd));
}
/**
* Get timeout for the I/O request
*/
static inline u8
bfa_cb_ioim_get_timeout(struct bfad_ioim_s *dio)
{
struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
/*
* TBD: need a timeout for scsi passthru
*/
if (cmnd->device->host == NULL)
return 4;
return 0;
}
/**
* Get SG element for the I/O request given the SG element index
*/
static inline union bfi_addr_u
bfa_cb_ioim_get_sgaddr(struct bfad_ioim_s *dio, int sgeid)
{
struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
struct scatterlist *sge;
u64 addr;
sge = (struct scatterlist *)scsi_sglist(cmnd) + sgeid;
addr = (u64) sg_dma_address(sge);
return (*(union bfi_addr_u *) &addr);
}
static inline u32
bfa_cb_ioim_get_sglen(struct bfad_ioim_s *dio, int sgeid)
{
struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
struct scatterlist *sge;
u32 len;
sge = (struct scatterlist *)scsi_sglist(cmnd) + sgeid;
len = sg_dma_len(sge);
return len;
}
/**
* Get Command Reference Number for the I/O request. 0 if none.
*/
static inline u8
bfa_cb_ioim_get_crn(struct bfad_ioim_s *dio)
{
return 0;
}
/**
* Get SAM-3 priority for the I/O request. 0 is default.
*/
static inline u8
bfa_cb_ioim_get_priority(struct bfad_ioim_s *dio)
{
return 0;
}
/**
* Get task attributes for the I/O request. Default is FCP_TASK_ATTR_SIMPLE(0).
*/
static inline u8
bfa_cb_ioim_get_taskattr(struct bfad_ioim_s *dio)
{
struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
u8 task_attr = UNTAGGED;
if (cmnd->device->tagged_supported) {
switch (cmnd->tag) {
case HEAD_OF_QUEUE_TAG:
task_attr = HEAD_OF_Q;
break;
case ORDERED_QUEUE_TAG:
task_attr = ORDERED_Q;
break;
default:
task_attr = SIMPLE_Q;
break;
}
}
return task_attr;
}
/**
* Get CDB length in bytes for the I/O request. Default is FCP_CMND_CDB_LEN(16).
*/
static inline u8
bfa_cb_ioim_get_cdblen(struct bfad_ioim_s *dio)
{
struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
return (cmnd->cmd_len);
}
#endif /* __BFA_HCB_IOIM_MACROS_H__ */

492
drivers/scsi/bfa/bfa_cee.c 100644
View File

@ -0,0 +1,492 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <defs/bfa_defs_cee.h>
#include <cs/bfa_trc.h>
#include <cs/bfa_log.h>
#include <cs/bfa_debug.h>
#include <cee/bfa_cee.h>
#include <bfi/bfi_cee.h>
#include <bfi/bfi.h>
#include <bfa_ioc.h>
#include <cna/bfa_cna_trcmod.h>
BFA_TRC_FILE(CNA, CEE);
#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc)
static void bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg_s *lldp_cfg);
static void bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats_s
*dcbcx_stats);
static void bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats_s
*lldp_stats);
static void bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats_s *cfg_stats);
static void bfa_cee_format_cee_cfg(void *buffer);
static void bfa_cee_format_cee_stats(void *buffer);
static void
bfa_cee_format_cee_stats(void *buffer)
{
struct bfa_cee_stats_s *cee_stats = buffer;
bfa_cee_format_dcbcx_stats(&cee_stats->dcbx_stats);
bfa_cee_format_lldp_stats(&cee_stats->lldp_stats);
bfa_cee_format_cfg_stats(&cee_stats->cfg_stats);
}
static void
bfa_cee_format_cee_cfg(void *buffer)
{
struct bfa_cee_attr_s *cee_cfg = buffer;
bfa_cee_format_lldp_cfg(&cee_cfg->lldp_remote);
}
static void
bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats_s *dcbcx_stats)
{
dcbcx_stats->subtlvs_unrecognized =
bfa_os_ntohl(dcbcx_stats->subtlvs_unrecognized);
dcbcx_stats->negotiation_failed =
bfa_os_ntohl(dcbcx_stats->negotiation_failed);
dcbcx_stats->remote_cfg_changed =
bfa_os_ntohl(dcbcx_stats->remote_cfg_changed);
dcbcx_stats->tlvs_received = bfa_os_ntohl(dcbcx_stats->tlvs_received);
dcbcx_stats->tlvs_invalid = bfa_os_ntohl(dcbcx_stats->tlvs_invalid);
dcbcx_stats->seqno = bfa_os_ntohl(dcbcx_stats->seqno);
dcbcx_stats->ackno = bfa_os_ntohl(dcbcx_stats->ackno);
dcbcx_stats->recvd_seqno = bfa_os_ntohl(dcbcx_stats->recvd_seqno);
dcbcx_stats->recvd_ackno = bfa_os_ntohl(dcbcx_stats->recvd_ackno);
}
static void
bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats_s *lldp_stats)
{
lldp_stats->frames_transmitted =
bfa_os_ntohl(lldp_stats->frames_transmitted);
lldp_stats->frames_aged_out = bfa_os_ntohl(lldp_stats->frames_aged_out);
lldp_stats->frames_discarded =
bfa_os_ntohl(lldp_stats->frames_discarded);
lldp_stats->frames_in_error = bfa_os_ntohl(lldp_stats->frames_in_error);
lldp_stats->frames_rcvd = bfa_os_ntohl(lldp_stats->frames_rcvd);
lldp_stats->tlvs_discarded = bfa_os_ntohl(lldp_stats->tlvs_discarded);
lldp_stats->tlvs_unrecognized =
bfa_os_ntohl(lldp_stats->tlvs_unrecognized);
}
static void
bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats_s *cfg_stats)
{
cfg_stats->cee_status_down = bfa_os_ntohl(cfg_stats->cee_status_down);
cfg_stats->cee_status_up = bfa_os_ntohl(cfg_stats->cee_status_up);
cfg_stats->cee_hw_cfg_changed =
bfa_os_ntohl(cfg_stats->cee_hw_cfg_changed);
cfg_stats->recvd_invalid_cfg =
bfa_os_ntohl(cfg_stats->recvd_invalid_cfg);
}
static void
bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg_s *lldp_cfg)
{
lldp_cfg->time_to_interval = bfa_os_ntohs(lldp_cfg->time_to_interval);
lldp_cfg->enabled_system_cap =
bfa_os_ntohs(lldp_cfg->enabled_system_cap);
}
/**
* bfa_cee_attr_meminfo()
*
*
* @param[in] void
*
* @return Size of DMA region
*/
static u32
bfa_cee_attr_meminfo(void)
{
return BFA_ROUNDUP(sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ);
}
/**
* bfa_cee_stats_meminfo()
*
*
* @param[in] void
*
* @return Size of DMA region
*/
static u32
bfa_cee_stats_meminfo(void)
{
return BFA_ROUNDUP(sizeof(struct bfa_cee_stats_s), BFA_DMA_ALIGN_SZ);
}
/**
* bfa_cee_get_attr_isr()
*
*
* @param[in] cee - Pointer to the CEE module
* status - Return status from the f/w
*
* @return void
*/
static void
bfa_cee_get_attr_isr(struct bfa_cee_s *cee, bfa_status_t status)
{
cee->get_attr_status = status;
bfa_trc(cee, 0);
if (status == BFA_STATUS_OK) {
bfa_trc(cee, 0);
/*
* The requested data has been copied to the DMA area, *process
* it.
*/
memcpy(cee->attr, cee->attr_dma.kva,
sizeof(struct bfa_cee_attr_s));
bfa_cee_format_cee_cfg(cee->attr);
}
cee->get_attr_pending = BFA_FALSE;
if (cee->cbfn.get_attr_cbfn) {
bfa_trc(cee, 0);
cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg, status);
}
bfa_trc(cee, 0);
}
/**
* bfa_cee_get_attr_isr()
*
*
* @param[in] cee - Pointer to the CEE module
* status - Return status from the f/w
*
* @return void
*/
static void
bfa_cee_get_stats_isr(struct bfa_cee_s *cee, bfa_status_t status)
{
cee->get_stats_status = status;
bfa_trc(cee, 0);
if (status == BFA_STATUS_OK) {
bfa_trc(cee, 0);
/*
* The requested data has been copied to the DMA area, process
* it.
*/
memcpy(cee->stats, cee->stats_dma.kva,
sizeof(struct bfa_cee_stats_s));
bfa_cee_format_cee_stats(cee->stats);
}
cee->get_stats_pending = BFA_FALSE;
bfa_trc(cee, 0);
if (cee->cbfn.get_stats_cbfn) {
bfa_trc(cee, 0);
cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg, status);
}
bfa_trc(cee, 0);
}
/**
* bfa_cee_get_attr_isr()
*
*
* @param[in] cee - Pointer to the CEE module
* status - Return status from the f/w
*
* @return void
*/
static void
bfa_cee_reset_stats_isr(struct bfa_cee_s *cee, bfa_status_t status)
{
cee->reset_stats_status = status;
cee->reset_stats_pending = BFA_FALSE;
if (cee->cbfn.reset_stats_cbfn)
cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg, status);
}
/**
* bfa_cee_meminfo()
*
*
* @param[in] void
*
* @return Size of DMA region
*/
u32
bfa_cee_meminfo(void)
{
return (bfa_cee_attr_meminfo() + bfa_cee_stats_meminfo());
}
/**
* bfa_cee_mem_claim()
*
*
* @param[in] cee CEE module pointer
* dma_kva Kernel Virtual Address of CEE DMA Memory
* dma_pa Physical Address of CEE DMA Memory
*
* @return void
*/
void
bfa_cee_mem_claim(struct bfa_cee_s *cee, u8 *dma_kva, u64 dma_pa)
{
cee->attr_dma.kva = dma_kva;
cee->attr_dma.pa = dma_pa;
cee->stats_dma.kva = dma_kva + bfa_cee_attr_meminfo();
cee->stats_dma.pa = dma_pa + bfa_cee_attr_meminfo();
cee->attr = (struct bfa_cee_attr_s *)dma_kva;
cee->stats =
(struct bfa_cee_stats_s *)(dma_kva + bfa_cee_attr_meminfo());
}
/**
* bfa_cee_get_attr()
*
* Send the request to the f/w to fetch CEE attributes.
*
* @param[in] Pointer to the CEE module data structure.
*
* @return Status
*/
bfa_status_t
bfa_cee_get_attr(struct bfa_cee_s *cee, struct bfa_cee_attr_s *attr,
bfa_cee_get_attr_cbfn_t cbfn, void *cbarg)
{
struct bfi_cee_get_req_s *cmd;
bfa_assert((cee != NULL) && (cee->ioc != NULL));
bfa_trc(cee, 0);
if (!bfa_ioc_is_operational(cee->ioc)) {
bfa_trc(cee, 0);
return BFA_STATUS_IOC_FAILURE;
}
if (cee->get_attr_pending == BFA_TRUE) {
bfa_trc(cee, 0);
return BFA_STATUS_DEVBUSY;
}
cee->get_attr_pending = BFA_TRUE;
cmd = (struct bfi_cee_get_req_s *)cee->get_cfg_mb.msg;
cee->attr = attr;
cee->cbfn.get_attr_cbfn = cbfn;
cee->cbfn.get_attr_cbarg = cbarg;
bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_CFG_REQ,
bfa_ioc_portid(cee->ioc));
bfa_dma_be_addr_set(cmd->dma_addr, cee->attr_dma.pa);
bfa_ioc_mbox_queue(cee->ioc, &cee->get_cfg_mb);
bfa_trc(cee, 0);
return BFA_STATUS_OK;
}
/**
* bfa_cee_get_stats()
*
* Send the request to the f/w to fetch CEE statistics.
*
* @param[in] Pointer to the CEE module data structure.
*
* @return Status
*/
bfa_status_t
bfa_cee_get_stats(struct bfa_cee_s *cee, struct bfa_cee_stats_s *stats,
bfa_cee_get_stats_cbfn_t cbfn, void *cbarg)
{
struct bfi_cee_get_req_s *cmd;
bfa_assert((cee != NULL) && (cee->ioc != NULL));
if (!bfa_ioc_is_operational(cee->ioc)) {
bfa_trc(cee, 0);
return BFA_STATUS_IOC_FAILURE;
}
if (cee->get_stats_pending == BFA_TRUE) {
bfa_trc(cee, 0);
return BFA_STATUS_DEVBUSY;
}
cee->get_stats_pending = BFA_TRUE;
cmd = (struct bfi_cee_get_req_s *)cee->get_stats_mb.msg;
cee->stats = stats;
cee->cbfn.get_stats_cbfn = cbfn;
cee->cbfn.get_stats_cbarg = cbarg;
bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_STATS_REQ,
bfa_ioc_portid(cee->ioc));
bfa_dma_be_addr_set(cmd->dma_addr, cee->stats_dma.pa);
bfa_ioc_mbox_queue(cee->ioc, &cee->get_stats_mb);
bfa_trc(cee, 0);
return BFA_STATUS_OK;
}
/**
* bfa_cee_reset_stats()
*
*
* @param[in] Pointer to the CEE module data structure.
*
* @return Status
*/
bfa_status_t
bfa_cee_reset_stats(struct bfa_cee_s *cee, bfa_cee_reset_stats_cbfn_t cbfn,
void *cbarg)
{
struct bfi_cee_reset_stats_s *cmd;
bfa_assert((cee != NULL) && (cee->ioc != NULL));
if (!bfa_ioc_is_operational(cee->ioc)) {
bfa_trc(cee, 0);
return BFA_STATUS_IOC_FAILURE;
}
if (cee->reset_stats_pending == BFA_TRUE) {
bfa_trc(cee, 0);
return BFA_STATUS_DEVBUSY;
}
cee->reset_stats_pending = BFA_TRUE;
cmd = (struct bfi_cee_reset_stats_s *)cee->reset_stats_mb.msg;
cee->cbfn.reset_stats_cbfn = cbfn;
cee->cbfn.reset_stats_cbarg = cbarg;
bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_RESET_STATS,
bfa_ioc_portid(cee->ioc));
bfa_ioc_mbox_queue(cee->ioc, &cee->reset_stats_mb);
bfa_trc(cee, 0);
return BFA_STATUS_OK;
}
/**
* bfa_cee_isrs()
*
*
* @param[in] Pointer to the CEE module data structure.
*
* @return void
*/
void
bfa_cee_isr(void *cbarg, struct bfi_mbmsg_s *m)
{
union bfi_cee_i2h_msg_u *msg;
struct bfi_cee_get_rsp_s *get_rsp;
struct bfa_cee_s *cee = (struct bfa_cee_s *)cbarg;
msg = (union bfi_cee_i2h_msg_u *)m;
get_rsp = (struct bfi_cee_get_rsp_s *)m;
bfa_trc(cee, msg->mh.msg_id);
switch (msg->mh.msg_id) {
case BFI_CEE_I2H_GET_CFG_RSP:
bfa_trc(cee, get_rsp->cmd_status);
bfa_cee_get_attr_isr(cee, get_rsp->cmd_status);
break;
case BFI_CEE_I2H_GET_STATS_RSP:
bfa_cee_get_stats_isr(cee, get_rsp->cmd_status);
break;
case BFI_CEE_I2H_RESET_STATS_RSP:
bfa_cee_reset_stats_isr(cee, get_rsp->cmd_status);
break;
default:
bfa_assert(0);
}
}
/**
* bfa_cee_hbfail()
*
*
* @param[in] Pointer to the CEE module data structure.
*
* @return void
*/
void
bfa_cee_hbfail(void *arg)
{
struct bfa_cee_s *cee;
cee = (struct bfa_cee_s *)arg;
if (cee->get_attr_pending == BFA_TRUE) {
cee->get_attr_status = BFA_STATUS_FAILED;
cee->get_attr_pending = BFA_FALSE;
if (cee->cbfn.get_attr_cbfn) {
cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg,
BFA_STATUS_FAILED);
}
}
if (cee->get_stats_pending == BFA_TRUE) {
cee->get_stats_status = BFA_STATUS_FAILED;
cee->get_stats_pending = BFA_FALSE;
if (cee->cbfn.get_stats_cbfn) {
cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg,
BFA_STATUS_FAILED);
}
}
if (cee->reset_stats_pending == BFA_TRUE) {
cee->reset_stats_status = BFA_STATUS_FAILED;
cee->reset_stats_pending = BFA_FALSE;
if (cee->cbfn.reset_stats_cbfn) {
cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg,
BFA_STATUS_FAILED);
}
}
}
/**
* bfa_cee_attach()
*
*
* @param[in] cee - Pointer to the CEE module data structure
* ioc - Pointer to the ioc module data structure
* dev - Pointer to the device driver module data structure
* The device driver specific mbox ISR functions have
* this pointer as one of the parameters.
* trcmod -
* logmod -
*
* @return void
*/
void
bfa_cee_attach(struct bfa_cee_s *cee, struct bfa_ioc_s *ioc, void *dev,
struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod)
{
bfa_assert(cee != NULL);
cee->dev = dev;
cee->trcmod = trcmod;
cee->logmod = logmod;
cee->ioc = ioc;
bfa_ioc_mbox_regisr(cee->ioc, BFI_MC_CEE, bfa_cee_isr, cee);
bfa_ioc_hbfail_init(&cee->hbfail, bfa_cee_hbfail, cee);
bfa_ioc_hbfail_register(cee->ioc, &cee->hbfail);
bfa_trc(cee, 0);
}
/**
* bfa_cee_detach()
*
*
* @param[in] cee - Pointer to the CEE module data structure
*
* @return void
*/
void
bfa_cee_detach(struct bfa_cee_s *cee)
{
/*
* For now, just check if there is some ioctl pending and mark that as
* failed?
*/
/* bfa_cee_hbfail(cee); */
}

402
drivers/scsi/bfa/bfa_core.c 100644
View File

@ -0,0 +1,402 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include <defs/bfa_defs_pci.h>
#include <cs/bfa_debug.h>
#include <bfa_iocfc.h>
#define DEF_CFG_NUM_FABRICS 1
#define DEF_CFG_NUM_LPORTS 256
#define DEF_CFG_NUM_CQS 4
#define DEF_CFG_NUM_IOIM_REQS (BFA_IOIM_MAX)
#define DEF_CFG_NUM_TSKIM_REQS 128
#define DEF_CFG_NUM_FCXP_REQS 64
#define DEF_CFG_NUM_UF_BUFS 64
#define DEF_CFG_NUM_RPORTS 1024
#define DEF_CFG_NUM_ITNIMS (DEF_CFG_NUM_RPORTS)
#define DEF_CFG_NUM_TINS 256
#define DEF_CFG_NUM_SGPGS 2048
#define DEF_CFG_NUM_REQQ_ELEMS 256
#define DEF_CFG_NUM_RSPQ_ELEMS 64
#define DEF_CFG_NUM_SBOOT_TGTS 16
#define DEF_CFG_NUM_SBOOT_LUNS 16
/**
* Use this function query the memory requirement of the BFA library.
* This function needs to be called before bfa_attach() to get the
* memory required of the BFA layer for a given driver configuration.
*
* This call will fail, if the cap is out of range compared to pre-defined
* values within the BFA library
*
* @param[in] cfg - pointer to bfa_ioc_cfg_t. Driver layer should indicate
* its configuration in this structure.
* The default values for struct bfa_iocfc_cfg_s can be
* fetched using bfa_cfg_get_default() API.
*
* If cap's boundary check fails, the library will use
* the default bfa_cap_t values (and log a warning msg).
*
* @param[out] meminfo - pointer to bfa_meminfo_t. This content
* indicates the memory type (see bfa_mem_type_t) and
* amount of memory required.
*
* Driver should allocate the memory, populate the
* starting address for each block and provide the same
* structure as input parameter to bfa_attach() call.
*
* @return void
*
* Special Considerations: @note
*/
void
bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo)
{
int i;
u32 km_len = 0, dm_len = 0;
bfa_assert((cfg != NULL) && (meminfo != NULL));
bfa_os_memset((void *)meminfo, 0, sizeof(struct bfa_meminfo_s));
meminfo->meminfo[BFA_MEM_TYPE_KVA - 1].mem_type =
BFA_MEM_TYPE_KVA;
meminfo->meminfo[BFA_MEM_TYPE_DMA - 1].mem_type =
BFA_MEM_TYPE_DMA;
bfa_iocfc_meminfo(cfg, &km_len, &dm_len);
for (i = 0; hal_mods[i]; i++)
hal_mods[i]->meminfo(cfg, &km_len, &dm_len);
meminfo->meminfo[BFA_MEM_TYPE_KVA - 1].mem_len = km_len;
meminfo->meminfo[BFA_MEM_TYPE_DMA - 1].mem_len = dm_len;
}
/**
* Use this function to do attach the driver instance with the BFA
* library. This function will not trigger any HW initialization
* process (which will be done in bfa_init() call)
*
* This call will fail, if the cap is out of range compared to
* pre-defined values within the BFA library
*
* @param[out] bfa Pointer to bfa_t.
* @param[in] bfad Opaque handle back to the driver's IOC structure
* @param[in] cfg Pointer to bfa_ioc_cfg_t. Should be same structure
* that was used in bfa_cfg_get_meminfo().
* @param[in] meminfo Pointer to bfa_meminfo_t. The driver should
* use the bfa_cfg_get_meminfo() call to
* find the memory blocks required, allocate the
* required memory and provide the starting addresses.
* @param[in] pcidev pointer to struct bfa_pcidev_s
*
* @return
* void
*
* Special Considerations:
*
* @note
*
*/
void
bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
{
int i;
struct bfa_mem_elem_s *melem;
bfa->fcs = BFA_FALSE;
bfa_assert((cfg != NULL) && (meminfo != NULL));
/**
* initialize all memory pointers for iterative allocation
*/
for (i = 0; i < BFA_MEM_TYPE_MAX; i++) {
melem = meminfo->meminfo + i;
melem->kva_curp = melem->kva;
melem->dma_curp = melem->dma;
}
bfa_iocfc_attach(bfa, bfad, cfg, meminfo, pcidev);
for (i = 0; hal_mods[i]; i++)
hal_mods[i]->attach(bfa, bfad, cfg, meminfo, pcidev);
}
/**
* Use this function to delete a BFA IOC. IOC should be stopped (by
* calling bfa_stop()) before this function call.
*
* @param[in] bfa - pointer to bfa_t.
*
* @return
* void
*
* Special Considerations:
*
* @note
*/
void
bfa_detach(struct bfa_s *bfa)
{
int i;
for (i = 0; hal_mods[i]; i++)
hal_mods[i]->detach(bfa);
bfa_iocfc_detach(bfa);
}
void
bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod)
{
bfa->trcmod = trcmod;
}
void
bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod)
{
bfa->logm = logmod;
}
void
bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen)
{
bfa->aen = aen;
}
void
bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog)
{
bfa->plog = plog;
}
/**
* Initialize IOC.
*
* This function will return immediately, when the IOC initialization is
* completed, the bfa_cb_init() will be called.
*
* @param[in] bfa instance
*
* @return void
*
* Special Considerations:
*
* @note
* When this function returns, the driver should register the interrupt service
* routine(s) and enable the device interrupts. If this is not done,
* bfa_cb_init() will never get called
*/
void
bfa_init(struct bfa_s *bfa)
{
bfa_iocfc_init(bfa);
}
/**
* Use this function initiate the IOC configuration setup. This function
* will return immediately.
*
* @param[in] bfa instance
*
* @return None
*/
void
bfa_start(struct bfa_s *bfa)
{
bfa_iocfc_start(bfa);
}
/**
* Use this function quiese the IOC. This function will return immediately,
* when the IOC is actually stopped, the bfa_cb_stop() will be called.
*
* @param[in] bfa - pointer to bfa_t.
*
* @return None
*
* Special Considerations:
* bfa_cb_stop() could be called before or after bfa_stop() returns.
*
* @note
* In case of any failure, we could handle it automatically by doing a
* reset and then succeed the bfa_stop() call.
*/
void
bfa_stop(struct bfa_s *bfa)
{
bfa_iocfc_stop(bfa);
}
void
bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q)
{
INIT_LIST_HEAD(comp_q);
list_splice_tail_init(&bfa->comp_q, comp_q);
}
void
bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q)
{
struct list_head *qe;
struct list_head *qen;
struct bfa_cb_qe_s *hcb_qe;
list_for_each_safe(qe, qen, comp_q) {
hcb_qe = (struct bfa_cb_qe_s *) qe;
hcb_qe->cbfn(hcb_qe->cbarg, BFA_TRUE);
}
}
void
bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q)
{
struct list_head *qe;
struct bfa_cb_qe_s *hcb_qe;
while (!list_empty(comp_q)) {
bfa_q_deq(comp_q, &qe);
hcb_qe = (struct bfa_cb_qe_s *) qe;
hcb_qe->cbfn(hcb_qe->cbarg, BFA_FALSE);
}
}
void
bfa_attach_fcs(struct bfa_s *bfa)
{
bfa->fcs = BFA_TRUE;
}
/**
* Periodic timer heart beat from driver
*/
void
bfa_timer_tick(struct bfa_s *bfa)
{
bfa_timer_beat(&bfa->timer_mod);
}
#ifndef BFA_BIOS_BUILD
/**
* Return the list of PCI vendor/device id lists supported by this
* BFA instance.
*/
void
bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids)
{
static struct bfa_pciid_s __pciids[] = {
{BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G2P},
{BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G1P},
{BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT},
};
*npciids = sizeof(__pciids) / sizeof(__pciids[0]);
*pciids = __pciids;
}
/**
* Use this function query the default struct bfa_iocfc_cfg_s value (compiled
* into BFA layer). The OS driver can then turn back and overwrite entries that
* have been configured by the user.
*
* @param[in] cfg - pointer to bfa_ioc_cfg_t
*
* @return
* void
*
* Special Considerations:
* note
*/
void
bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg)
{
cfg->fwcfg.num_fabrics = DEF_CFG_NUM_FABRICS;
cfg->fwcfg.num_lports = DEF_CFG_NUM_LPORTS;
cfg->fwcfg.num_rports = DEF_CFG_NUM_RPORTS;
cfg->fwcfg.num_ioim_reqs = DEF_CFG_NUM_IOIM_REQS;
cfg->fwcfg.num_tskim_reqs = DEF_CFG_NUM_TSKIM_REQS;
cfg->fwcfg.num_fcxp_reqs = DEF_CFG_NUM_FCXP_REQS;
cfg->fwcfg.num_uf_bufs = DEF_CFG_NUM_UF_BUFS;
cfg->fwcfg.num_cqs = DEF_CFG_NUM_CQS;
cfg->drvcfg.num_reqq_elems = DEF_CFG_NUM_REQQ_ELEMS;
cfg->drvcfg.num_rspq_elems = DEF_CFG_NUM_RSPQ_ELEMS;
cfg->drvcfg.num_sgpgs = DEF_CFG_NUM_SGPGS;
cfg->drvcfg.num_sboot_tgts = DEF_CFG_NUM_SBOOT_TGTS;
cfg->drvcfg.num_sboot_luns = DEF_CFG_NUM_SBOOT_LUNS;
cfg->drvcfg.path_tov = BFA_FCPIM_PATHTOV_DEF;
cfg->drvcfg.ioc_recover = BFA_FALSE;
cfg->drvcfg.delay_comp = BFA_FALSE;
}
void
bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg)
{
bfa_cfg_get_default(cfg);
cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN;
cfg->fwcfg.num_tskim_reqs = BFA_TSKIM_MIN;
cfg->fwcfg.num_fcxp_reqs = BFA_FCXP_MIN;
cfg->fwcfg.num_uf_bufs = BFA_UF_MIN;
cfg->fwcfg.num_rports = BFA_RPORT_MIN;
cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN;
cfg->drvcfg.num_reqq_elems = BFA_REQQ_NELEMS_MIN;
cfg->drvcfg.num_rspq_elems = BFA_RSPQ_NELEMS_MIN;
cfg->drvcfg.min_cfg = BFA_TRUE;
}
void
bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr)
{
bfa_ioc_get_attr(&bfa->ioc, ioc_attr);
}
/**
* Retrieve firmware trace information on IOC failure.
*/
bfa_status_t
bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen)
{
return bfa_ioc_debug_fwsave(&bfa->ioc, trcdata, trclen);
}
/**
* Fetch firmware trace data.
*
* @param[in] bfa BFA instance
* @param[out] trcdata Firmware trace buffer
* @param[in,out] trclen Firmware trace buffer len
*
* @retval BFA_STATUS_OK Firmware trace is fetched.
* @retval BFA_STATUS_INPROGRESS Firmware trace fetch is in progress.
*/
bfa_status_t
bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen)
{
return bfa_ioc_debug_fwtrc(&bfa->ioc, trcdata, trclen);
}
#endif

58
drivers/scsi/bfa/bfa_csdebug.c 100644
View File

@ -0,0 +1,58 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <cs/bfa_debug.h>
#include <bfa_os_inc.h>
#include <cs/bfa_q.h>
#include <log/bfa_log_hal.h>
/**
* cs_debug_api
*/
void
bfa_panic(int line, char *file, char *panicstr)
{
bfa_log(NULL, BFA_LOG_HAL_ASSERT, file, line, panicstr);
bfa_os_panic();
}
void
bfa_sm_panic(struct bfa_log_mod_s *logm, int line, char *file, int event)
{
bfa_log(logm, BFA_LOG_HAL_SM_ASSERT, file, line, event);
bfa_os_panic();
}
int
bfa_q_is_on_q_func(struct list_head *q, struct list_head *qe)
{
struct list_head *tqe;
tqe = bfa_q_next(q);
while (tqe != q) {
if (tqe == qe)
return (1);
tqe = bfa_q_next(tqe);
if (tqe == NULL)
break;
}
return (0);
}

175
drivers/scsi/bfa/bfa_fcpim.c 100644
View File

@ -0,0 +1,175 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include <log/bfa_log_hal.h>
BFA_TRC_FILE(HAL, FCPIM);
BFA_MODULE(fcpim);
/**
* hal_fcpim_mod BFA FCP Initiator Mode module
*/
/**
* Compute and return memory needed by FCP(im) module.
*/
static void
bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len)
{
bfa_itnim_meminfo(cfg, km_len, dm_len);
/**
* IO memory
*/
if (cfg->fwcfg.num_ioim_reqs < BFA_IOIM_MIN)
cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN;
else if (cfg->fwcfg.num_ioim_reqs > BFA_IOIM_MAX)
cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MAX;
*km_len += cfg->fwcfg.num_ioim_reqs *
(sizeof(struct bfa_ioim_s) + sizeof(struct bfa_ioim_sp_s));
*dm_len += cfg->fwcfg.num_ioim_reqs * BFI_IOIM_SNSLEN;
/**
* task management command memory
*/
if (cfg->fwcfg.num_tskim_reqs < BFA_TSKIM_MIN)
cfg->fwcfg.num_tskim_reqs = BFA_TSKIM_MIN;
*km_len += cfg->fwcfg.num_tskim_reqs * sizeof(struct bfa_tskim_s);
}
static void
bfa_fcpim_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
bfa_trc(bfa, cfg->drvcfg.path_tov);
bfa_trc(bfa, cfg->fwcfg.num_rports);
bfa_trc(bfa, cfg->fwcfg.num_ioim_reqs);
bfa_trc(bfa, cfg->fwcfg.num_tskim_reqs);
fcpim->bfa = bfa;
fcpim->num_itnims = cfg->fwcfg.num_rports;
fcpim->num_ioim_reqs = cfg->fwcfg.num_ioim_reqs;
fcpim->num_tskim_reqs = cfg->fwcfg.num_tskim_reqs;
fcpim->path_tov = cfg->drvcfg.path_tov;
fcpim->delay_comp = cfg->drvcfg.delay_comp;
bfa_itnim_attach(fcpim, meminfo);
bfa_tskim_attach(fcpim, meminfo);
bfa_ioim_attach(fcpim, meminfo);
}
static void
bfa_fcpim_initdone(struct bfa_s *bfa)
{
}
static void
bfa_fcpim_detach(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
bfa_ioim_detach(fcpim);
bfa_tskim_detach(fcpim);
}
static void
bfa_fcpim_start(struct bfa_s *bfa)
{
}
static void
bfa_fcpim_stop(struct bfa_s *bfa)
{
}
static void
bfa_fcpim_iocdisable(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
struct bfa_itnim_s *itnim;
struct list_head *qe, *qen;
list_for_each_safe(qe, qen, &fcpim->itnim_q) {
itnim = (struct bfa_itnim_s *) qe;
bfa_itnim_iocdisable(itnim);
}
}
void
bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
fcpim->path_tov = path_tov * 1000;
if (fcpim->path_tov > BFA_FCPIM_PATHTOV_MAX)
fcpim->path_tov = BFA_FCPIM_PATHTOV_MAX;
}
u16
bfa_fcpim_path_tov_get(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
return (fcpim->path_tov / 1000);
}
bfa_status_t
bfa_fcpim_get_modstats(struct bfa_s *bfa, struct bfa_fcpim_stats_s *modstats)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
*modstats = fcpim->stats;
return BFA_STATUS_OK;
}
bfa_status_t
bfa_fcpim_clr_modstats(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
memset(&fcpim->stats, 0, sizeof(struct bfa_fcpim_stats_s));
return BFA_STATUS_OK;
}
void
bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
bfa_assert(q_depth <= BFA_IOCFC_QDEPTH_MAX);
fcpim->q_depth = q_depth;
}
u16
bfa_fcpim_qdepth_get(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
return (fcpim->q_depth);
}

188
drivers/scsi/bfa/bfa_fcpim_priv.h 100644
View File

@ -0,0 +1,188 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_FCPIM_PRIV_H__
#define __BFA_FCPIM_PRIV_H__
#include <bfa_fcpim.h>
#include <defs/bfa_defs_fcpim.h>
#include <cs/bfa_wc.h>
#include "bfa_sgpg_priv.h"
#define BFA_ITNIM_MIN 32
#define BFA_ITNIM_MAX 1024
#define BFA_IOIM_MIN 8
#define BFA_IOIM_MAX 2000
#define BFA_TSKIM_MIN 4
#define BFA_TSKIM_MAX 512
#define BFA_FCPIM_PATHTOV_DEF (30 * 1000) /* in millisecs */
#define BFA_FCPIM_PATHTOV_MAX (90 * 1000) /* in millisecs */
#define bfa_fcpim_stats(__fcpim, __stats) \
(__fcpim)->stats.__stats ++
struct bfa_fcpim_mod_s {
struct bfa_s *bfa;
struct bfa_itnim_s *itnim_arr;
struct bfa_ioim_s *ioim_arr;
struct bfa_ioim_sp_s *ioim_sp_arr;
struct bfa_tskim_s *tskim_arr;
struct bfa_dma_s snsbase;
int num_itnims;
int num_ioim_reqs;
int num_tskim_reqs;
u32 path_tov;
u16 q_depth;
u16 rsvd;
struct list_head itnim_q; /* queue of active itnim */
struct list_head ioim_free_q; /* free IO resources */
struct list_head ioim_resfree_q; /* IOs waiting for f/w */
struct list_head ioim_comp_q; /* IO global comp Q */
struct list_head tskim_free_q;
u32 ios_active; /* current active IOs */
u32 delay_comp;
struct bfa_fcpim_stats_s stats;
};
struct bfa_ioim_s;
struct bfa_tskim_s;
/**
* BFA IO (initiator mode)
*/
struct bfa_ioim_s {
struct list_head qe; /* queue elememt */
bfa_sm_t sm; /* BFA ioim state machine */
struct bfa_s *bfa; /* BFA module */
struct bfa_fcpim_mod_s *fcpim; /* parent fcpim module */
struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */
struct bfad_ioim_s *dio; /* driver IO handle */
u16 iotag; /* FWI IO tag */
u16 abort_tag; /* unqiue abort request tag */
u16 nsges; /* number of SG elements */
u16 nsgpgs; /* number of SG pages */
struct bfa_sgpg_s *sgpg; /* first SG page */
struct list_head sgpg_q; /* allocated SG pages */
struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */
bfa_cb_cbfn_t io_cbfn; /* IO completion handler */
struct bfa_ioim_sp_s *iosp; /* slow-path IO handling */
};
struct bfa_ioim_sp_s {
struct bfi_msg_s comp_rspmsg; /* IO comp f/w response */
u8 *snsinfo; /* sense info for this IO */
struct bfa_sgpg_wqe_s sgpg_wqe; /* waitq elem for sgpg */
struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
bfa_boolean_t abort_explicit; /* aborted by OS */
struct bfa_tskim_s *tskim; /* Relevant TM cmd */
};
/**
* BFA Task management command (initiator mode)
*/
struct bfa_tskim_s {
struct list_head qe;
bfa_sm_t sm;
struct bfa_s *bfa; /* BFA module */
struct bfa_fcpim_mod_s *fcpim; /* parent fcpim module */
struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */
struct bfad_tskim_s *dtsk; /* driver task mgmt cmnd */
bfa_boolean_t notify; /* notify itnim on TM comp */
lun_t lun; /* lun if applicable */
enum fcp_tm_cmnd tm_cmnd; /* task management command */
u16 tsk_tag; /* FWI IO tag */
u8 tsecs; /* timeout in seconds */
struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
struct list_head io_q; /* queue of affected IOs */
struct bfa_wc_s wc; /* waiting counter */
struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */
enum bfi_tskim_status tsk_status; /* TM status */
};
/**
* BFA i-t-n (initiator mode)
*/
struct bfa_itnim_s {
struct list_head qe; /* queue element */
bfa_sm_t sm; /* i-t-n im BFA state machine */
struct bfa_s *bfa; /* bfa instance */
struct bfa_rport_s *rport; /* bfa rport */
void *ditn; /* driver i-t-n structure */
struct bfi_mhdr_s mhdr; /* pre-built mhdr */
u8 msg_no; /* itnim/rport firmware handle */
u8 reqq; /* CQ for requests */
struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */
struct list_head pending_q; /* queue of pending IO requests*/
struct list_head io_q; /* queue of active IO requests */
struct list_head io_cleanup_q; /* IO being cleaned up */
struct list_head tsk_q; /* queue of active TM commands */
struct list_head delay_comp_q;/* queue of failed inflight cmds */
bfa_boolean_t seq_rec; /* SQER supported */
bfa_boolean_t is_online; /* itnim is ONLINE for IO */
bfa_boolean_t iotov_active; /* IO TOV timer is active */
struct bfa_wc_s wc; /* waiting counter */
struct bfa_timer_s timer; /* pending IO TOV */
struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
struct bfa_fcpim_mod_s *fcpim; /* fcpim module */
struct bfa_itnim_hal_stats_s stats;
};
#define bfa_itnim_is_online(_itnim) (_itnim)->is_online
#define BFA_FCPIM_MOD(_hal) (&(_hal)->modules.fcpim_mod)
#define BFA_IOIM_FROM_TAG(_fcpim, _iotag) \
(&fcpim->ioim_arr[_iotag])
#define BFA_TSKIM_FROM_TAG(_fcpim, _tmtag) \
(&fcpim->tskim_arr[_tmtag & (fcpim->num_tskim_reqs - 1)])
/*
* function prototypes
*/
void bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim,
struct bfa_meminfo_s *minfo);
void bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim);
void bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
void bfa_ioim_good_comp_isr(struct bfa_s *bfa,
struct bfi_msg_s *msg);
void bfa_ioim_cleanup(struct bfa_ioim_s *ioim);
void bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim,
struct bfa_tskim_s *tskim);
void bfa_ioim_iocdisable(struct bfa_ioim_s *ioim);
void bfa_ioim_tov(struct bfa_ioim_s *ioim);
void bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim,
struct bfa_meminfo_s *minfo);
void bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim);
void bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
void bfa_tskim_iodone(struct bfa_tskim_s *tskim);
void bfa_tskim_iocdisable(struct bfa_tskim_s *tskim);
void bfa_tskim_cleanup(struct bfa_tskim_s *tskim);
void bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len);
void bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim,
struct bfa_meminfo_s *minfo);
void bfa_itnim_detach(struct bfa_fcpim_mod_s *fcpim);
void bfa_itnim_iocdisable(struct bfa_itnim_s *itnim);
void bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
void bfa_itnim_iodone(struct bfa_itnim_s *itnim);
void bfa_itnim_tskdone(struct bfa_itnim_s *itnim);
bfa_boolean_t bfa_itnim_hold_io(struct bfa_itnim_s *itnim);
#endif /* __BFA_FCPIM_PRIV_H__ */

1671
drivers/scsi/bfa/bfa_fcport.c 100644
View File

File diff suppressed because it is too large Load Diff

182
drivers/scsi/bfa/bfa_fcs.c 100644
View File

@ -0,0 +1,182 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_fcs.c BFA FCS main
*/
#include <fcs/bfa_fcs.h>
#include "fcs_port.h"
#include "fcs_uf.h"
#include "fcs_vport.h"
#include "fcs_rport.h"
#include "fcs_fabric.h"
#include "fcs_fcpim.h"
#include "fcs_fcptm.h"
#include "fcbuild.h"
#include "fcs.h"
#include "bfad_drv.h"
#include <fcb/bfa_fcb.h>
/**
* FCS sub-modules
*/
struct bfa_fcs_mod_s {
void (*modinit) (struct bfa_fcs_s *fcs);
void (*modexit) (struct bfa_fcs_s *fcs);
};
#define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit }
static struct bfa_fcs_mod_s fcs_modules[] = {
BFA_FCS_MODULE(bfa_fcs_pport),
BFA_FCS_MODULE(bfa_fcs_uf),
BFA_FCS_MODULE(bfa_fcs_fabric),
BFA_FCS_MODULE(bfa_fcs_vport),
BFA_FCS_MODULE(bfa_fcs_rport),
BFA_FCS_MODULE(bfa_fcs_fcpim),
};
/**
* fcs_api BFA FCS API
*/
static void
bfa_fcs_exit_comp(void *fcs_cbarg)
{
struct bfa_fcs_s *fcs = fcs_cbarg;
struct bfad_s *bfad = fcs->bfad;
complete(&bfad->comp);
}
/**
* fcs_api BFA FCS API
*/
/**
* FCS instance initialization.
*
* param[in] fcs FCS instance
* param[in] bfa BFA instance
* param[in] bfad BFA driver instance
*
* return None
*/
void
bfa_fcs_init(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
bfa_boolean_t min_cfg)
{
int i;
struct bfa_fcs_mod_s *mod;
fcs->bfa = bfa;
fcs->bfad = bfad;
fcs->min_cfg = min_cfg;
bfa_attach_fcs(bfa);
fcbuild_init();
for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) {
mod = &fcs_modules[i];
mod->modinit(fcs);
}
}
/**
* Start FCS operations.
*/
void
bfa_fcs_start(struct bfa_fcs_s *fcs)
{
bfa_fcs_fabric_modstart(fcs);
}
/**
* FCS driver details initialization.
*
* param[in] fcs FCS instance
* param[in] driver_info Driver Details
*
* return None
*/
void
bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
struct bfa_fcs_driver_info_s *driver_info)
{
fcs->driver_info = *driver_info;
bfa_fcs_fabric_psymb_init(&fcs->fabric);
}
/**
* FCS instance cleanup and exit.
*
* param[in] fcs FCS instance
* return None
*/
void
bfa_fcs_exit(struct bfa_fcs_s *fcs)
{
struct bfa_fcs_mod_s *mod;
int nmods, i;
bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
nmods = sizeof(fcs_modules) / sizeof(fcs_modules[0]);
for (i = 0; i < nmods; i++) {
bfa_wc_up(&fcs->wc);
mod = &fcs_modules[i];
mod->modexit(fcs);
}
bfa_wc_wait(&fcs->wc);
}
void
bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod)
{
fcs->trcmod = trcmod;
}
void
bfa_fcs_log_init(struct bfa_fcs_s *fcs, struct bfa_log_mod_s *logmod)
{
fcs->logm = logmod;
}
void
bfa_fcs_aen_init(struct bfa_fcs_s *fcs, struct bfa_aen_s *aen)
{
fcs->aen = aen;
}
void
bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs)
{
bfa_wc_down(&fcs->wc);
}

940
drivers/scsi/bfa/bfa_fcs_lport.c 100644
View File

@ -0,0 +1,940 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_fcs_port.c BFA FCS port
*/
#include <fcs/bfa_fcs.h>
#include <fcs/bfa_fcs_lport.h>
#include <fcs/bfa_fcs_rport.h>
#include <fcb/bfa_fcb_port.h>
#include <bfa_svc.h>
#include <log/bfa_log_fcs.h>
#include "fcs.h"
#include "fcs_lport.h"
#include "fcs_vport.h"
#include "fcs_rport.h"
#include "fcs_fcxp.h"
#include "fcs_trcmod.h"
#include "lport_priv.h"
#include <aen/bfa_aen_lport.h>
BFA_TRC_FILE(FCS, PORT);
/**
* Forward declarations
*/
static void bfa_fcs_port_aen_post(struct bfa_fcs_port_s *port,
enum bfa_lport_aen_event event);
static void bfa_fcs_port_send_ls_rjt(struct bfa_fcs_port_s *port,
struct fchs_s *rx_fchs, u8 reason_code,
u8 reason_code_expl);
static void bfa_fcs_port_plogi(struct bfa_fcs_port_s *port,
struct fchs_s *rx_fchs,
struct fc_logi_s *plogi);
static void bfa_fcs_port_online_actions(struct bfa_fcs_port_s *port);
static void bfa_fcs_port_offline_actions(struct bfa_fcs_port_s *port);
static void bfa_fcs_port_unknown_init(struct bfa_fcs_port_s *port);
static void bfa_fcs_port_unknown_online(struct bfa_fcs_port_s *port);
static void bfa_fcs_port_unknown_offline(struct bfa_fcs_port_s *port);
static void bfa_fcs_port_deleted(struct bfa_fcs_port_s *port);
static void bfa_fcs_port_echo(struct bfa_fcs_port_s *port,
struct fchs_s *rx_fchs,
struct fc_echo_s *echo, u16 len);
static void bfa_fcs_port_rnid(struct bfa_fcs_port_s *port,
struct fchs_s *rx_fchs,
struct fc_rnid_cmd_s *rnid, u16 len);
static void bfa_fs_port_get_gen_topo_data(struct bfa_fcs_port_s *port,
struct fc_rnid_general_topology_data_s *gen_topo_data);
static struct {
void (*init) (struct bfa_fcs_port_s *port);
void (*online) (struct bfa_fcs_port_s *port);
void (*offline) (struct bfa_fcs_port_s *port);
} __port_action[] = {
{
bfa_fcs_port_unknown_init, bfa_fcs_port_unknown_online,
bfa_fcs_port_unknown_offline}, {
bfa_fcs_port_fab_init, bfa_fcs_port_fab_online,
bfa_fcs_port_fab_offline}, {
bfa_fcs_port_loop_init, bfa_fcs_port_loop_online,
bfa_fcs_port_loop_offline}, {
bfa_fcs_port_n2n_init, bfa_fcs_port_n2n_online,
bfa_fcs_port_n2n_offline},};
/**
* fcs_port_sm FCS logical port state machine
*/
enum bfa_fcs_port_event {
BFA_FCS_PORT_SM_CREATE = 1,
BFA_FCS_PORT_SM_ONLINE = 2,
BFA_FCS_PORT_SM_OFFLINE = 3,
BFA_FCS_PORT_SM_DELETE = 4,
BFA_FCS_PORT_SM_DELRPORT = 5,
};
static void bfa_fcs_port_sm_uninit(struct bfa_fcs_port_s *port,
enum bfa_fcs_port_event event);
static void bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port,
enum bfa_fcs_port_event event);
static void bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port,
enum bfa_fcs_port_event event);
static void bfa_fcs_port_sm_offline(struct bfa_fcs_port_s *port,
enum bfa_fcs_port_event event);
static void bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port,
enum bfa_fcs_port_event event);
static void
bfa_fcs_port_sm_uninit(struct bfa_fcs_port_s *port,
enum bfa_fcs_port_event event)
{
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_CREATE:
bfa_sm_set_state(port, bfa_fcs_port_sm_init);
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port, enum bfa_fcs_port_event event)
{
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_ONLINE:
bfa_sm_set_state(port, bfa_fcs_port_sm_online);
bfa_fcs_port_online_actions(port);
break;
case BFA_FCS_PORT_SM_DELETE:
bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
bfa_fcs_port_deleted(port);
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port,
enum bfa_fcs_port_event event)
{
struct bfa_fcs_rport_s *rport;
struct list_head *qe, *qen;
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_OFFLINE:
bfa_sm_set_state(port, bfa_fcs_port_sm_offline);
bfa_fcs_port_offline_actions(port);
break;
case BFA_FCS_PORT_SM_DELETE:
__port_action[port->fabric->fab_type].offline(port);
if (port->num_rports == 0) {
bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
bfa_fcs_port_deleted(port);
} else {
bfa_sm_set_state(port, bfa_fcs_port_sm_deleting);
list_for_each_safe(qe, qen, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *)qe;
bfa_fcs_rport_delete(rport);
}
}
break;
case BFA_FCS_PORT_SM_DELRPORT:
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_port_sm_offline(struct bfa_fcs_port_s *port,
enum bfa_fcs_port_event event)
{
struct bfa_fcs_rport_s *rport;
struct list_head *qe, *qen;
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_ONLINE:
bfa_sm_set_state(port, bfa_fcs_port_sm_online);
bfa_fcs_port_online_actions(port);
break;
case BFA_FCS_PORT_SM_DELETE:
if (port->num_rports == 0) {
bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
bfa_fcs_port_deleted(port);
} else {
bfa_sm_set_state(port, bfa_fcs_port_sm_deleting);
list_for_each_safe(qe, qen, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *)qe;
bfa_fcs_rport_delete(rport);
}
}
break;
case BFA_FCS_PORT_SM_DELRPORT:
case BFA_FCS_PORT_SM_OFFLINE:
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port,
enum bfa_fcs_port_event event)
{
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_DELRPORT:
if (port->num_rports == 0) {
bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
bfa_fcs_port_deleted(port);
}
break;
default:
bfa_assert(0);
}
}
/**
* fcs_port_pvt
*/
/**
* Send AEN notification
*/
static void
bfa_fcs_port_aen_post(struct bfa_fcs_port_s *port,
enum bfa_lport_aen_event event)
{
union bfa_aen_data_u aen_data;
struct bfa_log_mod_s *logmod = port->fcs->logm;
enum bfa_port_role role = port->port_cfg.roles;
wwn_t lpwwn = bfa_fcs_port_get_pwwn(port);
char lpwwn_ptr[BFA_STRING_32];
char *role_str[BFA_PORT_ROLE_FCP_MAX / 2 + 1] =
{ "Initiator", "Target", "IPFC" };
wwn2str(lpwwn_ptr, lpwwn);
bfa_assert(role <= BFA_PORT_ROLE_FCP_MAX);
switch (event) {
case BFA_LPORT_AEN_ONLINE:
bfa_log(logmod, BFA_AEN_LPORT_ONLINE, lpwwn_ptr,
role_str[role / 2]);
break;
case BFA_LPORT_AEN_OFFLINE:
bfa_log(logmod, BFA_AEN_LPORT_OFFLINE, lpwwn_ptr,
role_str[role / 2]);
break;
case BFA_LPORT_AEN_NEW:
bfa_log(logmod, BFA_AEN_LPORT_NEW, lpwwn_ptr,
role_str[role / 2]);
break;
case BFA_LPORT_AEN_DELETE:
bfa_log(logmod, BFA_AEN_LPORT_DELETE, lpwwn_ptr,
role_str[role / 2]);
break;
case BFA_LPORT_AEN_DISCONNECT:
bfa_log(logmod, BFA_AEN_LPORT_DISCONNECT, lpwwn_ptr,
role_str[role / 2]);
break;
default:
break;
}
aen_data.lport.vf_id = port->fabric->vf_id;
aen_data.lport.roles = role;
aen_data.lport.ppwwn =
bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port->fcs));
aen_data.lport.lpwwn = lpwwn;
}
/*
* Send a LS reject
*/
static void
bfa_fcs_port_send_ls_rjt(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
u8 reason_code, u8 reason_code_expl)
{
struct fchs_s fchs;
struct bfa_fcxp_s *fcxp;
struct bfa_rport_s *bfa_rport = NULL;
int len;
bfa_trc(port->fcs, rx_fchs->s_id);
fcxp = bfa_fcs_fcxp_alloc(port->fcs);
if (!fcxp)
return;
len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
reason_code, reason_code_expl);
bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
FC_MAX_PDUSZ, 0);
}
/**
* Process incoming plogi from a remote port.
*/
static void
bfa_fcs_port_plogi(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
struct fc_logi_s *plogi)
{
struct bfa_fcs_rport_s *rport;
bfa_trc(port->fcs, rx_fchs->d_id);
bfa_trc(port->fcs, rx_fchs->s_id);
/*
* If min cfg mode is enabled, drop any incoming PLOGIs
*/
if (__fcs_min_cfg(port->fcs)) {
bfa_trc(port->fcs, rx_fchs->s_id);
return;
}
if (fc_plogi_parse(rx_fchs) != FC_PARSE_OK) {
bfa_trc(port->fcs, rx_fchs->s_id);
/*
* send a LS reject
*/
bfa_fcs_port_send_ls_rjt(port, rx_fchs,
FC_LS_RJT_RSN_PROTOCOL_ERROR,
FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS);
return;
}
/**
* Direct Attach P2P mode : verify address assigned by the r-port.
*/
if ((!bfa_fcs_fabric_is_switched(port->fabric))
&&
(memcmp
((void *)&bfa_fcs_port_get_pwwn(port), (void *)&plogi->port_name,
sizeof(wwn_t)) < 0)) {
if (BFA_FCS_PID_IS_WKA(rx_fchs->d_id)) {
/*
* Address assigned to us cannot be a WKA
*/
bfa_fcs_port_send_ls_rjt(port, rx_fchs,
FC_LS_RJT_RSN_PROTOCOL_ERROR,
FC_LS_RJT_EXP_INVALID_NPORT_ID);
return;
}
port->pid = rx_fchs->d_id;
}
/**
* First, check if we know the device by pwwn.
*/
rport = bfa_fcs_port_get_rport_by_pwwn(port, plogi->port_name);
if (rport) {
/**
* Direct Attach P2P mode: handle address assigned by the rport.
*/
if ((!bfa_fcs_fabric_is_switched(port->fabric))
&&
(memcmp
((void *)&bfa_fcs_port_get_pwwn(port),
(void *)&plogi->port_name, sizeof(wwn_t)) < 0)) {
port->pid = rx_fchs->d_id;
rport->pid = rx_fchs->s_id;
}
bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
return;
}
/**
* Next, lookup rport by PID.
*/
rport = bfa_fcs_port_get_rport_by_pid(port, rx_fchs->s_id);
if (!rport) {
/**
* Inbound PLOGI from a new device.
*/
bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
return;
}
/**
* Rport is known only by PID.
*/
if (rport->pwwn) {
/**
* This is a different device with the same pid. Old device
* disappeared. Send implicit LOGO to old device.
*/
bfa_assert(rport->pwwn != plogi->port_name);
bfa_fcs_rport_logo_imp(rport);
/**
* Inbound PLOGI from a new device (with old PID).
*/
bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
return;
}
/**
* PLOGI crossing each other.
*/
bfa_assert(rport->pwwn == WWN_NULL);
bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
}
/*
* Process incoming ECHO.
* Since it does not require a login, it is processed here.
*/
static void
bfa_fcs_port_echo(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
struct fc_echo_s *echo, u16 rx_len)
{
struct fchs_s fchs;
struct bfa_fcxp_s *fcxp;
struct bfa_rport_s *bfa_rport = NULL;
int len, pyld_len;
bfa_trc(port->fcs, rx_fchs->s_id);
bfa_trc(port->fcs, rx_fchs->d_id);
bfa_trc(port->fcs, rx_len);
fcxp = bfa_fcs_fcxp_alloc(port->fcs);
if (!fcxp)
return;
len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
bfa_fcs_port_get_fcid(port), rx_fchs->ox_id);
/*
* Copy the payload (if any) from the echo frame
*/
pyld_len = rx_len - sizeof(struct fchs_s);
bfa_trc(port->fcs, pyld_len);
if (pyld_len > len)
memcpy(((u8 *) bfa_fcxp_get_reqbuf(fcxp)) +
sizeof(struct fc_echo_s), (echo + 1),
(pyld_len - sizeof(struct fc_echo_s)));
bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
BFA_FALSE, FC_CLASS_3, pyld_len, &fchs, NULL, NULL,
FC_MAX_PDUSZ, 0);
}
/*
* Process incoming RNID.
* Since it does not require a login, it is processed here.
*/
static void
bfa_fcs_port_rnid(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
struct fc_rnid_cmd_s *rnid, u16 rx_len)
{
struct fc_rnid_common_id_data_s common_id_data;
struct fc_rnid_general_topology_data_s gen_topo_data;
struct fchs_s fchs;
struct bfa_fcxp_s *fcxp;
struct bfa_rport_s *bfa_rport = NULL;
u16 len;
u32 data_format;
bfa_trc(port->fcs, rx_fchs->s_id);
bfa_trc(port->fcs, rx_fchs->d_id);
bfa_trc(port->fcs, rx_len);
fcxp = bfa_fcs_fcxp_alloc(port->fcs);
if (!fcxp)
return;
/*
* Check Node Indentification Data Format
* We only support General Topology Discovery Format.
* For any other requested Data Formats, we return Common Node Id Data
* only, as per FC-LS.
*/
bfa_trc(port->fcs, rnid->node_id_data_format);
if (rnid->node_id_data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) {
data_format = RNID_NODEID_DATA_FORMAT_DISCOVERY;
/*
* Get General topology data for this port
*/
bfa_fs_port_get_gen_topo_data(port, &gen_topo_data);
} else {
data_format = RNID_NODEID_DATA_FORMAT_COMMON;
}
/*
* Copy the Node Id Info
*/
common_id_data.port_name = bfa_fcs_port_get_pwwn(port);
common_id_data.node_name = bfa_fcs_port_get_nwwn(port);
len = fc_rnid_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
data_format, &common_id_data, &gen_topo_data);
bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
FC_MAX_PDUSZ, 0);
return;
}
/*
* Fill out General Topolpgy Discovery Data for RNID ELS.
*/
static void
bfa_fs_port_get_gen_topo_data(struct bfa_fcs_port_s *port,
struct fc_rnid_general_topology_data_s *gen_topo_data)
{
bfa_os_memset(gen_topo_data, 0,
sizeof(struct fc_rnid_general_topology_data_s));
gen_topo_data->asso_type = bfa_os_htonl(RNID_ASSOCIATED_TYPE_HOST);
gen_topo_data->phy_port_num = 0; /* @todo */
gen_topo_data->num_attached_nodes = bfa_os_htonl(1);
}
static void
bfa_fcs_port_online_actions(struct bfa_fcs_port_s *port)
{
bfa_trc(port->fcs, port->fabric->oper_type);
__port_action[port->fabric->fab_type].init(port);
__port_action[port->fabric->fab_type].online(port);
bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_ONLINE);
bfa_fcb_port_online(port->fcs->bfad, port->port_cfg.roles,
port->fabric->vf_drv, (port->vport == NULL) ?
NULL : port->vport->vport_drv);
}
static void
bfa_fcs_port_offline_actions(struct bfa_fcs_port_s *port)
{
struct list_head *qe, *qen;
struct bfa_fcs_rport_s *rport;
bfa_trc(port->fcs, port->fabric->oper_type);
__port_action[port->fabric->fab_type].offline(port);
if (bfa_fcs_fabric_is_online(port->fabric) == BFA_TRUE) {
bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_DISCONNECT);
} else {
bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_OFFLINE);
}
bfa_fcb_port_offline(port->fcs->bfad, port->port_cfg.roles,
port->fabric->vf_drv,
(port->vport == NULL) ? NULL : port->vport->vport_drv);
list_for_each_safe(qe, qen, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *)qe;
bfa_fcs_rport_offline(rport);
}
}
static void
bfa_fcs_port_unknown_init(struct bfa_fcs_port_s *port)
{
bfa_assert(0);
}
static void
bfa_fcs_port_unknown_online(struct bfa_fcs_port_s *port)
{
bfa_assert(0);
}
static void
bfa_fcs_port_unknown_offline(struct bfa_fcs_port_s *port)
{
bfa_assert(0);
}
static void
bfa_fcs_port_deleted(struct bfa_fcs_port_s *port)
{
bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_DELETE);
/*
* Base port will be deleted by the OS driver
*/
if (port->vport) {
bfa_fcb_port_delete(port->fcs->bfad, port->port_cfg.roles,
port->fabric->vf_drv,
port->vport ? port->vport->vport_drv : NULL);
bfa_fcs_vport_delete_comp(port->vport);
} else {
bfa_fcs_fabric_port_delete_comp(port->fabric);
}
}
/**
* fcs_lport_api BFA FCS port API
*/
/**
* Module initialization
*/
void
bfa_fcs_port_modinit(struct bfa_fcs_s *fcs)
{
}
/**
* Module cleanup
*/
void
bfa_fcs_port_modexit(struct bfa_fcs_s *fcs)
{
bfa_fcs_modexit_comp(fcs);
}
/**
* Unsolicited frame receive handling.
*/
void
bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs,
u16 len)
{
u32 pid = fchs->s_id;
struct bfa_fcs_rport_s *rport = NULL;
struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
bfa_stats(lport, uf_recvs);
if (!bfa_fcs_port_is_online(lport)) {
bfa_stats(lport, uf_recv_drops);
return;
}
/**
* First, handle ELSs that donot require a login.
*/
/*
* Handle PLOGI first
*/
if ((fchs->type == FC_TYPE_ELS) &&
(els_cmd->els_code == FC_ELS_PLOGI)) {
bfa_fcs_port_plogi(lport, fchs, (struct fc_logi_s *) els_cmd);
return;
}
/*
* Handle ECHO separately.
*/
if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_ECHO)) {
bfa_fcs_port_echo(lport, fchs,
(struct fc_echo_s *) els_cmd, len);
return;
}
/*
* Handle RNID separately.
*/
if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_RNID)) {
bfa_fcs_port_rnid(lport, fchs,
(struct fc_rnid_cmd_s *) els_cmd, len);
return;
}
/**
* look for a matching remote port ID
*/
rport = bfa_fcs_port_get_rport_by_pid(lport, pid);
if (rport) {
bfa_trc(rport->fcs, fchs->s_id);
bfa_trc(rport->fcs, fchs->d_id);
bfa_trc(rport->fcs, fchs->type);
bfa_fcs_rport_uf_recv(rport, fchs, len);
return;
}
/**
* Only handles ELS frames for now.
*/
if (fchs->type != FC_TYPE_ELS) {
bfa_trc(lport->fcs, fchs->type);
bfa_assert(0);
return;
}
bfa_trc(lport->fcs, els_cmd->els_code);
if (els_cmd->els_code == FC_ELS_RSCN) {
bfa_fcs_port_scn_process_rscn(lport, fchs, len);
return;
}
if (els_cmd->els_code == FC_ELS_LOGO) {
/**
* @todo Handle LOGO frames received.
*/
bfa_trc(lport->fcs, els_cmd->els_code);
return;
}
if (els_cmd->els_code == FC_ELS_PRLI) {
/**
* @todo Handle PRLI frames received.
*/
bfa_trc(lport->fcs, els_cmd->els_code);
return;
}
/**
* Unhandled ELS frames. Send a LS_RJT.
*/
bfa_fcs_port_send_ls_rjt(lport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP,
FC_LS_RJT_EXP_NO_ADDL_INFO);
}
/**
* PID based Lookup for a R-Port in the Port R-Port Queue
*/
struct bfa_fcs_rport_s *
bfa_fcs_port_get_rport_by_pid(struct bfa_fcs_port_s *port, u32 pid)
{
struct bfa_fcs_rport_s *rport;
struct list_head *qe;
list_for_each(qe, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *)qe;
if (rport->pid == pid)
return rport;
}
bfa_trc(port->fcs, pid);
return NULL;
}
/**
* PWWN based Lookup for a R-Port in the Port R-Port Queue
*/
struct bfa_fcs_rport_s *
bfa_fcs_port_get_rport_by_pwwn(struct bfa_fcs_port_s *port, wwn_t pwwn)
{
struct bfa_fcs_rport_s *rport;
struct list_head *qe;
list_for_each(qe, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *)qe;
if (wwn_is_equal(rport->pwwn, pwwn))
return rport;
}
bfa_trc(port->fcs, pwwn);
return (NULL);
}
/**
* NWWN based Lookup for a R-Port in the Port R-Port Queue
*/
struct bfa_fcs_rport_s *
bfa_fcs_port_get_rport_by_nwwn(struct bfa_fcs_port_s *port, wwn_t nwwn)
{
struct bfa_fcs_rport_s *rport;
struct list_head *qe;
list_for_each(qe, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *)qe;
if (wwn_is_equal(rport->nwwn, nwwn))
return rport;
}
bfa_trc(port->fcs, nwwn);
return (NULL);
}
/**
* Called by rport module when new rports are discovered.
*/
void
bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port,
struct bfa_fcs_rport_s *rport)
{
list_add_tail(&rport->qe, &port->rport_q);
port->num_rports++;
}
/**
* Called by rport module to when rports are deleted.
*/
void
bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port,
struct bfa_fcs_rport_s *rport)
{
bfa_assert(bfa_q_is_on_q(&port->rport_q, rport));
list_del(&rport->qe);
port->num_rports--;
bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELRPORT);
}
/**
* Called by fabric for base port when fabric login is complete.
* Called by vport for virtual ports when FDISC is complete.
*/
void
bfa_fcs_port_online(struct bfa_fcs_port_s *port)
{
bfa_sm_send_event(port, BFA_FCS_PORT_SM_ONLINE);
}
/**
* Called by fabric for base port when fabric goes offline.
* Called by vport for virtual ports when virtual port becomes offline.
*/
void
bfa_fcs_port_offline(struct bfa_fcs_port_s *port)
{
bfa_sm_send_event(port, BFA_FCS_PORT_SM_OFFLINE);
}
/**
* Called by fabric to delete base lport and associated resources.
*
* Called by vport to delete lport and associated resources. Should call
* bfa_fcs_vport_delete_comp() for vports on completion.
*/
void
bfa_fcs_port_delete(struct bfa_fcs_port_s *port)
{
bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELETE);
}
/**
* Called by fabric in private loop topology to process LIP event.
*/
void
bfa_fcs_port_lip(struct bfa_fcs_port_s *port)
{
}
/**
* Return TRUE if port is online, else return FALSE
*/
bfa_boolean_t
bfa_fcs_port_is_online(struct bfa_fcs_port_s *port)
{
return (bfa_sm_cmp_state(port, bfa_fcs_port_sm_online));
}
/**
* Logical port initialization of base or virtual port.
* Called by fabric for base port or by vport for virtual ports.
*/
void
bfa_fcs_lport_init(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs,
u16 vf_id, struct bfa_port_cfg_s *port_cfg,
struct bfa_fcs_vport_s *vport)
{
lport->fcs = fcs;
lport->fabric = bfa_fcs_vf_lookup(fcs, vf_id);
bfa_os_assign(lport->port_cfg, *port_cfg);
lport->vport = vport;
lport->lp_tag = (vport) ? bfa_lps_get_tag(vport->lps) :
bfa_lps_get_tag(lport->fabric->lps);
INIT_LIST_HEAD(&lport->rport_q);
lport->num_rports = 0;
lport->bfad_port =
bfa_fcb_port_new(fcs->bfad, lport, lport->port_cfg.roles,
lport->fabric->vf_drv,
vport ? vport->vport_drv : NULL);
bfa_fcs_port_aen_post(lport, BFA_LPORT_AEN_NEW);
bfa_sm_set_state(lport, bfa_fcs_port_sm_uninit);
bfa_sm_send_event(lport, BFA_FCS_PORT_SM_CREATE);
}
/**
* fcs_lport_api
*/
void
bfa_fcs_port_get_attr(struct bfa_fcs_port_s *port,
struct bfa_port_attr_s *port_attr)
{
if (bfa_sm_cmp_state(port, bfa_fcs_port_sm_online))
port_attr->pid = port->pid;
else
port_attr->pid = 0;
port_attr->port_cfg = port->port_cfg;
if (port->fabric) {
port_attr->port_type = bfa_fcs_fabric_port_type(port->fabric);
port_attr->loopback = bfa_fcs_fabric_is_loopback(port->fabric);
port_attr->fabric_name = bfa_fcs_port_get_fabric_name(port);
memcpy(port_attr->fabric_ip_addr,
bfa_fcs_port_get_fabric_ipaddr(port),
BFA_FCS_FABRIC_IPADDR_SZ);
if (port->vport != NULL)
port_attr->port_type = BFA_PPORT_TYPE_VPORT;
} else {
port_attr->port_type = BFA_PPORT_TYPE_UNKNOWN;
port_attr->state = BFA_PORT_UNINIT;
}
}

68
drivers/scsi/bfa/bfa_fcs_port.c 100644
View File

@ -0,0 +1,68 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_fcs_pport.c BFA FCS PPORT ( physical port)
*/
#include <fcs/bfa_fcs.h>
#include <bfa_svc.h>
#include <fcs/bfa_fcs_fabric.h>
#include "fcs_trcmod.h"
#include "fcs.h"
#include "fcs_fabric.h"
#include "fcs_port.h"
BFA_TRC_FILE(FCS, PPORT);
static void
bfa_fcs_pport_event_handler(void *cbarg, bfa_pport_event_t event)
{
struct bfa_fcs_s *fcs = cbarg;
bfa_trc(fcs, event);
switch (event) {
case BFA_PPORT_LINKUP:
bfa_fcs_fabric_link_up(&fcs->fabric);
break;
case BFA_PPORT_LINKDOWN:
bfa_fcs_fabric_link_down(&fcs->fabric);
break;
case BFA_PPORT_TRUNK_LINKDOWN:
bfa_assert(0);
break;
default:
bfa_assert(0);
}
}
void
bfa_fcs_pport_modinit(struct bfa_fcs_s *fcs)
{
bfa_pport_event_register(fcs->bfa, bfa_fcs_pport_event_handler,
fcs);
}
void
bfa_fcs_pport_modexit(struct bfa_fcs_s *fcs)
{
bfa_fcs_modexit_comp(fcs);
}

105
drivers/scsi/bfa/bfa_fcs_uf.c 100644
View File

@ -0,0 +1,105 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_fcs_uf.c BFA FCS UF ( Unsolicited Frames)
*/
#include <fcs/bfa_fcs.h>
#include <bfa_svc.h>
#include <fcs/bfa_fcs_fabric.h>
#include "fcs.h"
#include "fcs_trcmod.h"
#include "fcs_fabric.h"
#include "fcs_uf.h"
BFA_TRC_FILE(FCS, UF);
/**
* BFA callback for unsolicited frame receive handler.
*
* @param[in] cbarg callback arg for receive handler
* @param[in] uf unsolicited frame descriptor
*
* @return None
*/
static void
bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf)
{
struct bfa_fcs_s *fcs = (struct bfa_fcs_s *) cbarg;
struct fchs_s *fchs = bfa_uf_get_frmbuf(uf);
u16 len = bfa_uf_get_frmlen(uf);
struct fc_vft_s *vft;
struct bfa_fcs_fabric_s *fabric;
/**
* check for VFT header
*/
if (fchs->routing == FC_RTG_EXT_HDR &&
fchs->cat_info == FC_CAT_VFT_HDR) {
bfa_stats(fcs, uf.tagged);
vft = bfa_uf_get_frmbuf(uf);
if (fcs->port_vfid == vft->vf_id)
fabric = &fcs->fabric;
else
fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id);
/**
* drop frame if vfid is unknown
*/
if (!fabric) {
bfa_assert(0);
bfa_stats(fcs, uf.vfid_unknown);
bfa_uf_free(uf);
return;
}
/**
* skip vft header
*/
fchs = (struct fchs_s *) (vft + 1);
len -= sizeof(struct fc_vft_s);
bfa_trc(fcs, vft->vf_id);
} else {
bfa_stats(fcs, uf.untagged);
fabric = &fcs->fabric;
}
bfa_trc(fcs, ((u32 *) fchs)[0]);
bfa_trc(fcs, ((u32 *) fchs)[1]);
bfa_trc(fcs, ((u32 *) fchs)[2]);
bfa_trc(fcs, ((u32 *) fchs)[3]);
bfa_trc(fcs, ((u32 *) fchs)[4]);
bfa_trc(fcs, ((u32 *) fchs)[5]);
bfa_trc(fcs, len);
bfa_fcs_fabric_uf_recv(fabric, fchs, len);
bfa_uf_free(uf);
}
void
bfa_fcs_uf_modinit(struct bfa_fcs_s *fcs)
{
bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs);
}
void
bfa_fcs_uf_modexit(struct bfa_fcs_s *fcs)
{
bfa_fcs_modexit_comp(fcs);
}

782
drivers/scsi/bfa/bfa_fcxp.c 100644
View File

@ -0,0 +1,782 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include <bfi/bfi_uf.h>
#include <cs/bfa_debug.h>
BFA_TRC_FILE(HAL, FCXP);
BFA_MODULE(fcxp);
/**
* forward declarations
*/
static void __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete);
static void hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
struct bfi_fcxp_send_rsp_s *fcxp_rsp);
static void hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen,
struct bfa_fcxp_s *fcxp, struct fchs_s *fchs);
static void bfa_fcxp_qresume(void *cbarg);
static void bfa_fcxp_queue(struct bfa_fcxp_s *fcxp,
struct bfi_fcxp_send_req_s *send_req);
/**
* fcxp_pvt BFA FCXP private functions
*/
static void
claim_fcxp_req_rsp_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi)
{
u8 *dm_kva = NULL;
u64 dm_pa;
u32 buf_pool_sz;
dm_kva = bfa_meminfo_dma_virt(mi);
dm_pa = bfa_meminfo_dma_phys(mi);
buf_pool_sz = mod->req_pld_sz * mod->num_fcxps;
/*
* Initialize the fcxp req payload list
*/
mod->req_pld_list_kva = dm_kva;
mod->req_pld_list_pa = dm_pa;
dm_kva += buf_pool_sz;
dm_pa += buf_pool_sz;
bfa_os_memset(mod->req_pld_list_kva, 0, buf_pool_sz);
/*
* Initialize the fcxp rsp payload list
*/
buf_pool_sz = mod->rsp_pld_sz * mod->num_fcxps;
mod->rsp_pld_list_kva = dm_kva;
mod->rsp_pld_list_pa = dm_pa;
dm_kva += buf_pool_sz;
dm_pa += buf_pool_sz;
bfa_os_memset(mod->rsp_pld_list_kva, 0, buf_pool_sz);
bfa_meminfo_dma_virt(mi) = dm_kva;
bfa_meminfo_dma_phys(mi) = dm_pa;
}
static void
claim_fcxps_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi)
{
u16 i;
struct bfa_fcxp_s *fcxp;
fcxp = (struct bfa_fcxp_s *) bfa_meminfo_kva(mi);
bfa_os_memset(fcxp, 0, sizeof(struct bfa_fcxp_s) * mod->num_fcxps);
INIT_LIST_HEAD(&mod->fcxp_free_q);
INIT_LIST_HEAD(&mod->fcxp_active_q);
mod->fcxp_list = fcxp;
for (i = 0; i < mod->num_fcxps; i++) {
fcxp->fcxp_mod = mod;
fcxp->fcxp_tag = i;
list_add_tail(&fcxp->qe, &mod->fcxp_free_q);
bfa_reqq_winit(&fcxp->reqq_wqe, bfa_fcxp_qresume, fcxp);
fcxp->reqq_waiting = BFA_FALSE;
fcxp = fcxp + 1;
}
bfa_meminfo_kva(mi) = (void *)fcxp;
}
static void
bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,
u32 *dm_len)
{
u16 num_fcxp_reqs = cfg->fwcfg.num_fcxp_reqs;
if (num_fcxp_reqs == 0)
return;
/*
* Account for req/rsp payload
*/
*dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs;
if (cfg->drvcfg.min_cfg)
*dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs;
else
*dm_len += BFA_FCXP_MAX_LBUF_SZ * num_fcxp_reqs;
/*
* Account for fcxp structs
*/
*ndm_len += sizeof(struct bfa_fcxp_s) * num_fcxp_reqs;
}
static void
bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
{
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
bfa_os_memset(mod, 0, sizeof(struct bfa_fcxp_mod_s));
mod->bfa = bfa;
mod->num_fcxps = cfg->fwcfg.num_fcxp_reqs;
/**
* Initialize FCXP request and response payload sizes.
*/
mod->req_pld_sz = mod->rsp_pld_sz = BFA_FCXP_MAX_IBUF_SZ;
if (!cfg->drvcfg.min_cfg)
mod->rsp_pld_sz = BFA_FCXP_MAX_LBUF_SZ;
INIT_LIST_HEAD(&mod->wait_q);
claim_fcxp_req_rsp_mem(mod, meminfo);
claim_fcxps_mem(mod, meminfo);
}
static void
bfa_fcxp_initdone(struct bfa_s *bfa)
{
}
static void
bfa_fcxp_detach(struct bfa_s *bfa)
{
}
static void
bfa_fcxp_start(struct bfa_s *bfa)
{
}
static void
bfa_fcxp_stop(struct bfa_s *bfa)
{
}
static void
bfa_fcxp_iocdisable(struct bfa_s *bfa)
{
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
struct bfa_fcxp_s *fcxp;
struct list_head *qe, *qen;
list_for_each_safe(qe, qen, &mod->fcxp_active_q) {
fcxp = (struct bfa_fcxp_s *) qe;
if (fcxp->caller == NULL) {
fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
BFA_STATUS_IOC_FAILURE, 0, 0, NULL);
bfa_fcxp_free(fcxp);
} else {
fcxp->rsp_status = BFA_STATUS_IOC_FAILURE;
bfa_cb_queue(bfa, &fcxp->hcb_qe,
__bfa_fcxp_send_cbfn, fcxp);
}
}
}
static struct bfa_fcxp_s *
bfa_fcxp_get(struct bfa_fcxp_mod_s *fm)
{
struct bfa_fcxp_s *fcxp;
bfa_q_deq(&fm->fcxp_free_q, &fcxp);
if (fcxp)
list_add_tail(&fcxp->qe, &fm->fcxp_active_q);
return (fcxp);
}
static void
bfa_fcxp_put(struct bfa_fcxp_s *fcxp)
{
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
struct bfa_fcxp_wqe_s *wqe;
bfa_q_deq(&mod->wait_q, &wqe);
if (wqe) {
bfa_trc(mod->bfa, fcxp->fcxp_tag);
wqe->alloc_cbfn(wqe->alloc_cbarg, fcxp);
return;
}
bfa_assert(bfa_q_is_on_q(&mod->fcxp_active_q, fcxp));
list_del(&fcxp->qe);
list_add_tail(&fcxp->qe, &mod->fcxp_free_q);
}
static void
bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg,
bfa_status_t req_status, u32 rsp_len,
u32 resid_len, struct fchs_s *rsp_fchs)
{
/**discarded fcxp completion */
}
static void
__bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete)
{
struct bfa_fcxp_s *fcxp = cbarg;
if (complete) {
fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
fcxp->rsp_status, fcxp->rsp_len,
fcxp->residue_len, &fcxp->rsp_fchs);
} else {
bfa_fcxp_free(fcxp);
}
}
static void
hal_fcxp_send_comp(struct bfa_s *bfa, struct bfi_fcxp_send_rsp_s *fcxp_rsp)
{
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
struct bfa_fcxp_s *fcxp;
u16 fcxp_tag = bfa_os_ntohs(fcxp_rsp->fcxp_tag);
bfa_trc(bfa, fcxp_tag);
fcxp_rsp->rsp_len = bfa_os_ntohl(fcxp_rsp->rsp_len);
/**
* @todo f/w should not set residue to non-0 when everything
* is received.
*/
if (fcxp_rsp->req_status == BFA_STATUS_OK)
fcxp_rsp->residue_len = 0;
else
fcxp_rsp->residue_len = bfa_os_ntohl(fcxp_rsp->residue_len);
fcxp = BFA_FCXP_FROM_TAG(mod, fcxp_tag);
bfa_assert(fcxp->send_cbfn != NULL);
hal_fcxp_rx_plog(mod->bfa, fcxp, fcxp_rsp);
if (fcxp->send_cbfn != NULL) {
if (fcxp->caller == NULL) {
bfa_trc(mod->bfa, fcxp->fcxp_tag);
fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
fcxp_rsp->req_status, fcxp_rsp->rsp_len,
fcxp_rsp->residue_len, &fcxp_rsp->fchs);
/*
* fcxp automatically freed on return from the callback
*/
bfa_fcxp_free(fcxp);
} else {
bfa_trc(mod->bfa, fcxp->fcxp_tag);
fcxp->rsp_status = fcxp_rsp->req_status;
fcxp->rsp_len = fcxp_rsp->rsp_len;
fcxp->residue_len = fcxp_rsp->residue_len;
fcxp->rsp_fchs = fcxp_rsp->fchs;
bfa_cb_queue(bfa, &fcxp->hcb_qe,
__bfa_fcxp_send_cbfn, fcxp);
}
} else {
bfa_trc(bfa, fcxp_tag);
}
}
static void
hal_fcxp_set_local_sges(struct bfi_sge_s *sge, u32 reqlen, u64 req_pa)
{
union bfi_addr_u sga_zero = { {0} };
sge->sg_len = reqlen;
sge->flags = BFI_SGE_DATA_LAST;
bfa_dma_addr_set(sge[0].sga, req_pa);
bfa_sge_to_be(sge);
sge++;
sge->sga = sga_zero;
sge->sg_len = reqlen;
sge->flags = BFI_SGE_PGDLEN;
bfa_sge_to_be(sge);
}
static void
hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, struct bfa_fcxp_s *fcxp,
struct fchs_s *fchs)
{
/*
* TODO: TX ox_id
*/
if (reqlen > 0) {
if (fcxp->use_ireqbuf) {
u32 pld_w0 =
*((u32 *) BFA_FCXP_REQ_PLD(fcxp));
bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
BFA_PL_EID_TX,
reqlen + sizeof(struct fchs_s), fchs, pld_w0);
} else {
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
BFA_PL_EID_TX, reqlen + sizeof(struct fchs_s),
fchs);
}
} else {
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_TX,
reqlen + sizeof(struct fchs_s), fchs);
}
}
static void
hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
struct bfi_fcxp_send_rsp_s *fcxp_rsp)
{
if (fcxp_rsp->rsp_len > 0) {
if (fcxp->use_irspbuf) {
u32 pld_w0 =
*((u32 *) BFA_FCXP_RSP_PLD(fcxp));
bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
BFA_PL_EID_RX,
(u16) fcxp_rsp->rsp_len,
&fcxp_rsp->fchs, pld_w0);
} else {
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
BFA_PL_EID_RX,
(u16) fcxp_rsp->rsp_len,
&fcxp_rsp->fchs);
}
} else {
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_RX,
(u16) fcxp_rsp->rsp_len, &fcxp_rsp->fchs);
}
}
/**
* Handler to resume sending fcxp when space in available in cpe queue.
*/
static void
bfa_fcxp_qresume(void *cbarg)
{
struct bfa_fcxp_s *fcxp = cbarg;
struct bfa_s *bfa = fcxp->fcxp_mod->bfa;
struct bfi_fcxp_send_req_s *send_req;
fcxp->reqq_waiting = BFA_FALSE;
send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
bfa_fcxp_queue(fcxp, send_req);
}
/**
* Queue fcxp send request to foimrware.
*/
static void
bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, struct bfi_fcxp_send_req_s *send_req)
{
struct bfa_s *bfa = fcxp->fcxp_mod->bfa;
struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info;
struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info;
struct bfa_rport_s *rport = reqi->bfa_rport;
bfi_h2i_set(send_req->mh, BFI_MC_FCXP, BFI_FCXP_H2I_SEND_REQ,
bfa_lpuid(bfa));
send_req->fcxp_tag = bfa_os_htons(fcxp->fcxp_tag);
if (rport) {
send_req->rport_fw_hndl = rport->fw_handle;
send_req->max_frmsz = bfa_os_htons(rport->rport_info.max_frmsz);
if (send_req->max_frmsz == 0)
send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ);
} else {
send_req->rport_fw_hndl = 0;
send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ);
}
send_req->vf_id = bfa_os_htons(reqi->vf_id);
send_req->lp_tag = reqi->lp_tag;
send_req->class = reqi->class;
send_req->rsp_timeout = rspi->rsp_timeout;
send_req->cts = reqi->cts;
send_req->fchs = reqi->fchs;
send_req->req_len = bfa_os_htonl(reqi->req_tot_len);
send_req->rsp_maxlen = bfa_os_htonl(rspi->rsp_maxlen);
/*
* setup req sgles
*/
if (fcxp->use_ireqbuf == 1) {
hal_fcxp_set_local_sges(send_req->req_sge, reqi->req_tot_len,
BFA_FCXP_REQ_PLD_PA(fcxp));
} else {
if (fcxp->nreq_sgles > 0) {
bfa_assert(fcxp->nreq_sgles == 1);
hal_fcxp_set_local_sges(send_req->req_sge,
reqi->req_tot_len,
fcxp->req_sga_cbfn(fcxp->caller,
0));
} else {
bfa_assert(reqi->req_tot_len == 0);
hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0);
}
}
/*
* setup rsp sgles
*/
if (fcxp->use_irspbuf == 1) {
bfa_assert(rspi->rsp_maxlen <= BFA_FCXP_MAX_LBUF_SZ);
hal_fcxp_set_local_sges(send_req->rsp_sge, rspi->rsp_maxlen,
BFA_FCXP_RSP_PLD_PA(fcxp));
} else {
if (fcxp->nrsp_sgles > 0) {
bfa_assert(fcxp->nrsp_sgles == 1);
hal_fcxp_set_local_sges(send_req->rsp_sge,
rspi->rsp_maxlen,
fcxp->rsp_sga_cbfn(fcxp->caller,
0));
} else {
bfa_assert(rspi->rsp_maxlen == 0);
hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0);
}
}
hal_fcxp_tx_plog(bfa, reqi->req_tot_len, fcxp, &reqi->fchs);
bfa_reqq_produce(bfa, BFA_REQQ_FCXP);
bfa_trc(bfa, bfa_reqq_pi(bfa, BFA_REQQ_FCXP));
bfa_trc(bfa, bfa_reqq_ci(bfa, BFA_REQQ_FCXP));
}
/**
* hal_fcxp_api BFA FCXP API
*/
/**
* Allocate an FCXP instance to send a response or to send a request
* that has a response. Request/response buffers are allocated by caller.
*
* @param[in] bfa BFA bfa instance
* @param[in] nreq_sgles Number of SG elements required for request
* buffer. 0, if fcxp internal buffers are used.
* Use bfa_fcxp_get_reqbuf() to get the
* internal req buffer.
* @param[in] req_sgles SG elements describing request buffer. Will be
* copied in by BFA and hence can be freed on
* return from this function.
* @param[in] get_req_sga function ptr to be called to get a request SG
* Address (given the sge index).
* @param[in] get_req_sglen function ptr to be called to get a request SG
* len (given the sge index).
* @param[in] get_rsp_sga function ptr to be called to get a response SG
* Address (given the sge index).
* @param[in] get_rsp_sglen function ptr to be called to get a response SG
* len (given the sge index).
*
* @return FCXP instance. NULL on failure.
*/
struct bfa_fcxp_s *
bfa_fcxp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles,
int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn,
bfa_fcxp_get_sglen_t req_sglen_cbfn,
bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,
bfa_fcxp_get_sglen_t rsp_sglen_cbfn)
{
struct bfa_fcxp_s *fcxp = NULL;
u32 nreq_sgpg, nrsp_sgpg;
bfa_assert(bfa != NULL);
fcxp = bfa_fcxp_get(BFA_FCXP_MOD(bfa));
if (fcxp == NULL)
return (NULL);
bfa_trc(bfa, fcxp->fcxp_tag);
fcxp->caller = caller;
if (nreq_sgles == 0) {
fcxp->use_ireqbuf = 1;
} else {
bfa_assert(req_sga_cbfn != NULL);
bfa_assert(req_sglen_cbfn != NULL);
fcxp->use_ireqbuf = 0;
fcxp->req_sga_cbfn = req_sga_cbfn;
fcxp->req_sglen_cbfn = req_sglen_cbfn;
fcxp->nreq_sgles = nreq_sgles;
/*
* alloc required sgpgs
*/
if (nreq_sgles > BFI_SGE_INLINE) {
nreq_sgpg = BFA_SGPG_NPAGE(nreq_sgles);
if (bfa_sgpg_malloc
(bfa, &fcxp->req_sgpg_q, nreq_sgpg)
!= BFA_STATUS_OK) {
/* bfa_sgpg_wait(bfa, &fcxp->req_sgpg_wqe,
nreq_sgpg); */
/*
* TODO
*/
}
}
}
if (nrsp_sgles == 0) {
fcxp->use_irspbuf = 1;
} else {
bfa_assert(rsp_sga_cbfn != NULL);
bfa_assert(rsp_sglen_cbfn != NULL);
fcxp->use_irspbuf = 0;
fcxp->rsp_sga_cbfn = rsp_sga_cbfn;
fcxp->rsp_sglen_cbfn = rsp_sglen_cbfn;
fcxp->nrsp_sgles = nrsp_sgles;
/*
* alloc required sgpgs
*/
if (nrsp_sgles > BFI_SGE_INLINE) {
nrsp_sgpg = BFA_SGPG_NPAGE(nreq_sgles);
if (bfa_sgpg_malloc
(bfa, &fcxp->rsp_sgpg_q, nrsp_sgpg)
!= BFA_STATUS_OK) {
/* bfa_sgpg_wait(bfa, &fcxp->rsp_sgpg_wqe,
nrsp_sgpg); */
/*
* TODO
*/
}
}
}
return (fcxp);
}
/**
* Get the internal request buffer pointer
*
* @param[in] fcxp BFA fcxp pointer
*
* @return pointer to the internal request buffer
*/
void *
bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp)
{
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
void *reqbuf;
bfa_assert(fcxp->use_ireqbuf == 1);
reqbuf = ((u8 *)mod->req_pld_list_kva) +
fcxp->fcxp_tag * mod->req_pld_sz;
return reqbuf;
}
u32
bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp)
{
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
return mod->req_pld_sz;
}
/**
* Get the internal response buffer pointer
*
* @param[in] fcxp BFA fcxp pointer
*
* @return pointer to the internal request buffer
*/
void *
bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp)
{
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
void *rspbuf;
bfa_assert(fcxp->use_irspbuf == 1);
rspbuf = ((u8 *)mod->rsp_pld_list_kva) +
fcxp->fcxp_tag * mod->rsp_pld_sz;
return rspbuf;
}
/**
* Free the BFA FCXP
*
* @param[in] fcxp BFA fcxp pointer
*
* @return void
*/
void
bfa_fcxp_free(struct bfa_fcxp_s *fcxp)
{
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
bfa_assert(fcxp != NULL);
bfa_trc(mod->bfa, fcxp->fcxp_tag);
bfa_fcxp_put(fcxp);
}
/**
* Send a FCXP request
*
* @param[in] fcxp BFA fcxp pointer
* @param[in] rport BFA rport pointer. Could be left NULL for WKA rports
* @param[in] vf_id virtual Fabric ID
* @param[in] lp_tag lport tag
* @param[in] cts use Continous sequence
* @param[in] cos fc Class of Service
* @param[in] reqlen request length, does not include FCHS length
* @param[in] fchs fc Header Pointer. The header content will be copied
* in by BFA.
*
* @param[in] cbfn call back function to be called on receiving
* the response
* @param[in] cbarg arg for cbfn
* @param[in] rsp_timeout
* response timeout
*
* @return bfa_status_t
*/
void
bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
u16 vf_id, u8 lp_tag, bfa_boolean_t cts, enum fc_cos cos,
u32 reqlen, struct fchs_s *fchs, bfa_cb_fcxp_send_t cbfn,
void *cbarg, u32 rsp_maxlen, u8 rsp_timeout)
{
struct bfa_s *bfa = fcxp->fcxp_mod->bfa;
struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info;
struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info;
struct bfi_fcxp_send_req_s *send_req;
bfa_trc(bfa, fcxp->fcxp_tag);
/**
* setup request/response info
*/
reqi->bfa_rport = rport;
reqi->vf_id = vf_id;
reqi->lp_tag = lp_tag;
reqi->class = cos;
rspi->rsp_timeout = rsp_timeout;
reqi->cts = cts;
reqi->fchs = *fchs;
reqi->req_tot_len = reqlen;
rspi->rsp_maxlen = rsp_maxlen;
fcxp->send_cbfn = cbfn ? cbfn : bfa_fcxp_null_comp;
fcxp->send_cbarg = cbarg;
/**
* If no room in CPE queue, wait for
*/
send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
if (!send_req) {
bfa_trc(bfa, fcxp->fcxp_tag);
fcxp->reqq_waiting = BFA_TRUE;
bfa_reqq_wait(bfa, BFA_REQQ_FCXP, &fcxp->reqq_wqe);
return;
}
bfa_fcxp_queue(fcxp, send_req);
}
/**
* Abort a BFA FCXP
*
* @param[in] fcxp BFA fcxp pointer
*
* @return void
*/
bfa_status_t
bfa_fcxp_abort(struct bfa_fcxp_s *fcxp)
{
bfa_assert(0);
return (BFA_STATUS_OK);
}
void
bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *alloc_cbarg)
{
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
bfa_assert(list_empty(&mod->fcxp_free_q));
wqe->alloc_cbfn = alloc_cbfn;
wqe->alloc_cbarg = alloc_cbarg;
list_add_tail(&wqe->qe, &mod->wait_q);
}
void
bfa_fcxp_walloc_cancel(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe)
{
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
bfa_assert(bfa_q_is_on_q(&mod->wait_q, wqe));
list_del(&wqe->qe);
}
void
bfa_fcxp_discard(struct bfa_fcxp_s *fcxp)
{
/**
* If waiting for room in request queue, cancel reqq wait
* and free fcxp.
*/
if (fcxp->reqq_waiting) {
fcxp->reqq_waiting = BFA_FALSE;
bfa_reqq_wcancel(&fcxp->reqq_wqe);
bfa_fcxp_free(fcxp);
return;
}
fcxp->send_cbfn = bfa_fcxp_null_comp;
}
/**
* hal_fcxp_public BFA FCXP public functions
*/
void
bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
{
switch (msg->mhdr.msg_id) {
case BFI_FCXP_I2H_SEND_RSP:
hal_fcxp_send_comp(bfa, (struct bfi_fcxp_send_rsp_s *) msg);
break;
default:
bfa_trc(bfa, msg->mhdr.msg_id);
bfa_assert(0);
}
}
u32
bfa_fcxp_get_maxrsp(struct bfa_s *bfa)
{
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
return mod->rsp_pld_sz;
}

138
drivers/scsi/bfa/bfa_fcxp_priv.h 100644
View File

@ -0,0 +1,138 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_FCXP_PRIV_H__
#define __BFA_FCXP_PRIV_H__
#include <cs/bfa_sm.h>
#include <protocol/fc.h>
#include <bfa_svc.h>
#include <bfi/bfi_fcxp.h>
#define BFA_FCXP_MIN (1)
#define BFA_FCXP_MAX_IBUF_SZ (2 * 1024 + 256)
#define BFA_FCXP_MAX_LBUF_SZ (4 * 1024 + 256)
struct bfa_fcxp_mod_s {
struct bfa_s *bfa; /* backpointer to BFA */
struct bfa_fcxp_s *fcxp_list; /* array of FCXPs */
u16 num_fcxps; /* max num FCXP requests */
struct list_head fcxp_free_q; /* free FCXPs */
struct list_head fcxp_active_q; /* active FCXPs */
void *req_pld_list_kva; /* list of FCXP req pld */
u64 req_pld_list_pa; /* list of FCXP req pld */
void *rsp_pld_list_kva; /* list of FCXP resp pld */
u64 rsp_pld_list_pa; /* list of FCXP resp pld */
struct list_head wait_q; /* wait queue for free fcxp */
u32 req_pld_sz;
u32 rsp_pld_sz;
};
#define BFA_FCXP_MOD(__bfa) (&(__bfa)->modules.fcxp_mod)
#define BFA_FCXP_FROM_TAG(__mod, __tag) (&(__mod)->fcxp_list[__tag])
typedef void (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp,
void *cb_arg, bfa_status_t req_status,
u32 rsp_len, u32 resid_len,
struct fchs_s *rsp_fchs);
/**
* Information needed for a FCXP request
*/
struct bfa_fcxp_req_info_s {
struct bfa_rport_s *bfa_rport; /* Pointer to the bfa rport that was
*returned from bfa_rport_create().
*This could be left NULL for WKA or for
*FCXP interactions before the rport
*nexus is established
*/
struct fchs_s fchs; /* request FC header structure */
u8 cts; /* continous sequence */
u8 class; /* FC class for the request/response */
u16 max_frmsz; /* max send frame size */
u16 vf_id; /* vsan tag if applicable */
u8 lp_tag; /* lport tag */
u32 req_tot_len; /* request payload total length */
};
struct bfa_fcxp_rsp_info_s {
struct fchs_s rsp_fchs; /* Response frame's FC header will
* be *sent back in this field */
u8 rsp_timeout; /* timeout in seconds, 0-no response
*/
u8 rsvd2[3];
u32 rsp_maxlen; /* max response length expected */
};
struct bfa_fcxp_s {
struct list_head qe; /* fcxp queue element */
bfa_sm_t sm; /* state machine */
void *caller; /* driver or fcs */
struct bfa_fcxp_mod_s *fcxp_mod;
/* back pointer to fcxp mod */
u16 fcxp_tag; /* internal tag */
struct bfa_fcxp_req_info_s req_info;
/* request info */
struct bfa_fcxp_rsp_info_s rsp_info;
/* response info */
u8 use_ireqbuf; /* use internal req buf */
u8 use_irspbuf; /* use internal rsp buf */
u32 nreq_sgles; /* num request SGLEs */
u32 nrsp_sgles; /* num response SGLEs */
struct list_head req_sgpg_q; /* SG pages for request buf */
struct list_head req_sgpg_wqe; /* wait queue for req SG page */
struct list_head rsp_sgpg_q; /* SG pages for response buf */
struct list_head rsp_sgpg_wqe; /* wait queue for rsp SG page */
bfa_fcxp_get_sgaddr_t req_sga_cbfn;
/* SG elem addr user function */
bfa_fcxp_get_sglen_t req_sglen_cbfn;
/* SG elem len user function */
bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
/* SG elem addr user function */
bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
/* SG elem len user function */
bfa_cb_fcxp_send_t send_cbfn; /* send completion callback */
void *send_cbarg; /* callback arg */
struct bfa_sge_s req_sge[BFA_FCXP_MAX_SGES];
/* req SG elems */
struct bfa_sge_s rsp_sge[BFA_FCXP_MAX_SGES];
/* rsp SG elems */
u8 rsp_status; /* comp: rsp status */
u32 rsp_len; /* comp: actual response len */
u32 residue_len; /* comp: residual rsp length */
struct fchs_s rsp_fchs; /* comp: response fchs */
struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */
struct bfa_reqq_wait_s reqq_wqe;
bfa_boolean_t reqq_waiting;
};
#define BFA_FCXP_REQ_PLD(_fcxp) (bfa_fcxp_get_reqbuf(_fcxp))
#define BFA_FCXP_RSP_FCHS(_fcxp) (&((_fcxp)->rsp_info.fchs))
#define BFA_FCXP_RSP_PLD(_fcxp) (bfa_fcxp_get_rspbuf(_fcxp))
#define BFA_FCXP_REQ_PLD_PA(_fcxp) \
((_fcxp)->fcxp_mod->req_pld_list_pa + \
((_fcxp)->fcxp_mod->req_pld_sz * (_fcxp)->fcxp_tag))
#define BFA_FCXP_RSP_PLD_PA(_fcxp) \
((_fcxp)->fcxp_mod->rsp_pld_list_pa + \
((_fcxp)->fcxp_mod->rsp_pld_sz * (_fcxp)->fcxp_tag))
void bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
#endif /* __BFA_FCXP_PRIV_H__ */

31
drivers/scsi/bfa/bfa_fwimg_priv.h 100644
View File

@ -0,0 +1,31 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_FWIMG_PRIV_H__
#define __BFA_FWIMG_PRIV_H__
#define BFI_FLASH_CHUNK_SZ 256 /* Flash chunk size */
#define BFI_FLASH_CHUNK_SZ_WORDS (BFI_FLASH_CHUNK_SZ/sizeof(u32))
extern u32 *bfi_image_ct_get_chunk(u32 off);
extern u32 bfi_image_ct_size;
extern u32 *bfi_image_cb_get_chunk(u32 off);
extern u32 bfi_image_cb_size;
extern u32 *bfi_image_cb;
extern u32 *bfi_image_ct;
#endif /* __BFA_FWIMG_PRIV_H__ */

142
drivers/scsi/bfa/bfa_hw_cb.c 100644
View File

@ -0,0 +1,142 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa_priv.h>
#include <bfi/bfi_cbreg.h>
void
bfa_hwcb_reginit(struct bfa_s *bfa)
{
struct bfa_iocfc_regs_s *bfa_regs = &bfa->iocfc.bfa_regs;
bfa_os_addr_t kva = bfa_ioc_bar0(&bfa->ioc);
int i, q, fn = bfa_ioc_pcifn(&bfa->ioc);
if (fn == 0) {
bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS);
bfa_regs->intr_mask = (kva + HOSTFN0_INT_MSK);
} else {
bfa_regs->intr_status = (kva + HOSTFN1_INT_STATUS);
bfa_regs->intr_mask = (kva + HOSTFN1_INT_MSK);
}
for (i = 0; i < BFI_IOC_MAX_CQS; i++) {
/*
* CPE registers
*/
q = CPE_Q_NUM(fn, i);
bfa_regs->cpe_q_pi[i] = (kva + CPE_Q_PI(q));
bfa_regs->cpe_q_ci[i] = (kva + CPE_Q_CI(q));
bfa_regs->cpe_q_depth[i] = (kva + CPE_Q_DEPTH(q));
/*
* RME registers
*/
q = CPE_Q_NUM(fn, i);
bfa_regs->rme_q_pi[i] = (kva + RME_Q_PI(q));
bfa_regs->rme_q_ci[i] = (kva + RME_Q_CI(q));
bfa_regs->rme_q_depth[i] = (kva + RME_Q_DEPTH(q));
}
}
void
bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq)
{
}
static void
bfa_hwcb_rspq_ack_msix(struct bfa_s *bfa, int rspq)
{
bfa_reg_write(bfa->iocfc.bfa_regs.intr_status,
__HFN_INT_RME_Q0 << RME_Q_NUM(bfa_ioc_pcifn(&bfa->ioc), rspq));
}
void
bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
u32 *num_vecs, u32 *max_vec_bit)
{
#define __HFN_NUMINTS 13
if (bfa_ioc_pcifn(&bfa->ioc) == 0) {
*msix_vecs_bmap = (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 |
__HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 |
__HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 |
__HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 |
__HFN_INT_MBOX_LPU0);
*max_vec_bit = __HFN_INT_MBOX_LPU0;
} else {
*msix_vecs_bmap = (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 |
__HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 |
__HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 |
__HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 |
__HFN_INT_MBOX_LPU1);
*max_vec_bit = __HFN_INT_MBOX_LPU1;
}
*msix_vecs_bmap |= (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 |
__HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS);
*num_vecs = __HFN_NUMINTS;
}
/**
* No special setup required for crossbow -- vector assignments are implicit.
*/
void
bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs)
{
int i;
bfa_assert((nvecs == 1) || (nvecs == __HFN_NUMINTS));
bfa->msix.nvecs = nvecs;
if (nvecs == 1) {
for (i = 0; i < BFA_MSIX_CB_MAX; i++)
bfa->msix.handler[i] = bfa_msix_all;
return;
}
for (i = BFA_MSIX_CPE_Q0; i <= BFA_MSIX_CPE_Q7; i++)
bfa->msix.handler[i] = bfa_msix_reqq;
for (i = BFA_MSIX_RME_Q0; i <= BFA_MSIX_RME_Q7; i++)
bfa->msix.handler[i] = bfa_msix_rspq;
for (; i < BFA_MSIX_CB_MAX; i++)
bfa->msix.handler[i] = bfa_msix_lpu_err;
}
/**
* Crossbow -- dummy, interrupts are masked
*/
void
bfa_hwcb_msix_install(struct bfa_s *bfa)
{
}
void
bfa_hwcb_msix_uninstall(struct bfa_s *bfa)
{
}
/**
* No special enable/disable -- vector assignments are implicit.
*/
void
bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix)
{
bfa->iocfc.hwif.hw_rspq_ack = bfa_hwcb_rspq_ack_msix;
}

162
drivers/scsi/bfa/bfa_hw_ct.c 100644
View File

@ -0,0 +1,162 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa_priv.h>
#include <bfi/bfi_ctreg.h>
#include <bfa_ioc.h>
BFA_TRC_FILE(HAL, IOCFC_CT);
static u32 __ct_msix_err_vec_reg[] = {
HOST_MSIX_ERR_INDEX_FN0,
HOST_MSIX_ERR_INDEX_FN1,
HOST_MSIX_ERR_INDEX_FN2,
HOST_MSIX_ERR_INDEX_FN3,
};
static void
bfa_hwct_msix_lpu_err_set(struct bfa_s *bfa, bfa_boolean_t msix, int vec)
{
int fn = bfa_ioc_pcifn(&bfa->ioc);
bfa_os_addr_t kva = bfa_ioc_bar0(&bfa->ioc);
if (msix)
bfa_reg_write(kva + __ct_msix_err_vec_reg[fn], vec);
else
bfa_reg_write(kva + __ct_msix_err_vec_reg[fn], 0);
}
/**
* Dummy interrupt handler for handling spurious interrupt during chip-reinit.
*/
static void
bfa_hwct_msix_dummy(struct bfa_s *bfa, int vec)
{
}
void
bfa_hwct_reginit(struct bfa_s *bfa)
{
struct bfa_iocfc_regs_s *bfa_regs = &bfa->iocfc.bfa_regs;
bfa_os_addr_t kva = bfa_ioc_bar0(&bfa->ioc);
int i, q, fn = bfa_ioc_pcifn(&bfa->ioc);
if (fn == 0) {
bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS);
bfa_regs->intr_mask = (kva + HOSTFN0_INT_MSK);
} else {
bfa_regs->intr_status = (kva + HOSTFN1_INT_STATUS);
bfa_regs->intr_mask = (kva + HOSTFN1_INT_MSK);
}
for (i = 0; i < BFI_IOC_MAX_CQS; i++) {
/*
* CPE registers
*/
q = CPE_Q_NUM(fn, i);
bfa_regs->cpe_q_pi[i] = (kva + CPE_PI_PTR_Q(q << 5));
bfa_regs->cpe_q_ci[i] = (kva + CPE_CI_PTR_Q(q << 5));
bfa_regs->cpe_q_depth[i] = (kva + CPE_DEPTH_Q(q << 5));
bfa_regs->cpe_q_ctrl[i] = (kva + CPE_QCTRL_Q(q << 5));
/*
* RME registers
*/
q = CPE_Q_NUM(fn, i);
bfa_regs->rme_q_pi[i] = (kva + RME_PI_PTR_Q(q << 5));
bfa_regs->rme_q_ci[i] = (kva + RME_CI_PTR_Q(q << 5));
bfa_regs->rme_q_depth[i] = (kva + RME_DEPTH_Q(q << 5));
bfa_regs->rme_q_ctrl[i] = (kva + RME_QCTRL_Q(q << 5));
}
}
void
bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq)
{
u32 r32;
r32 = bfa_reg_read(bfa->iocfc.bfa_regs.rme_q_ctrl[rspq]);
bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ctrl[rspq], r32);
}
void
bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
u32 *num_vecs, u32 *max_vec_bit)
{
*msix_vecs_bmap = (1 << BFA_MSIX_CT_MAX) - 1;
*max_vec_bit = (1 << (BFA_MSIX_CT_MAX - 1));
*num_vecs = BFA_MSIX_CT_MAX;
}
/**
* Setup MSI-X vector for catapult
*/
void
bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs)
{
bfa_assert((nvecs == 1) || (nvecs == BFA_MSIX_CT_MAX));
bfa_trc(bfa, nvecs);
bfa->msix.nvecs = nvecs;
bfa_hwct_msix_uninstall(bfa);
}
void
bfa_hwct_msix_install(struct bfa_s *bfa)
{
int i;
if (bfa->msix.nvecs == 0)
return;
if (bfa->msix.nvecs == 1) {
for (i = 0; i < BFA_MSIX_CT_MAX; i++)
bfa->msix.handler[i] = bfa_msix_all;
return;
}
for (i = BFA_MSIX_CPE_Q0; i <= BFA_MSIX_CPE_Q3; i++)
bfa->msix.handler[i] = bfa_msix_reqq;
for (; i <= BFA_MSIX_RME_Q3; i++)
bfa->msix.handler[i] = bfa_msix_rspq;
bfa_assert(i == BFA_MSIX_LPU_ERR);
bfa->msix.handler[BFA_MSIX_LPU_ERR] = bfa_msix_lpu_err;
}
void
bfa_hwct_msix_uninstall(struct bfa_s *bfa)
{
int i;
for (i = 0; i < BFA_MSIX_CT_MAX; i++)
bfa->msix.handler[i] = bfa_hwct_msix_dummy;
}
/**
* Enable MSI-X vectors
*/
void
bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix)
{
bfa_trc(bfa, 0);
bfa_hwct_msix_lpu_err_set(bfa, msix, BFA_MSIX_LPU_ERR);
bfa_ioc_isr_mode_set(&bfa->ioc, msix);
}

218
drivers/scsi/bfa/bfa_intr.c 100644
View File

@ -0,0 +1,218 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include <bfi/bfi_cbreg.h>
#include <bfa_port_priv.h>
#include <bfa_intr_priv.h>
#include <cs/bfa_debug.h>
BFA_TRC_FILE(HAL, INTR);
static void
bfa_msix_errint(struct bfa_s *bfa, u32 intr)
{
bfa_ioc_error_isr(&bfa->ioc);
}
static void
bfa_msix_lpu(struct bfa_s *bfa)
{
bfa_ioc_mbox_isr(&bfa->ioc);
}
void
bfa_msix_all(struct bfa_s *bfa, int vec)
{
bfa_intx(bfa);
}
/**
* hal_intr_api
*/
bfa_boolean_t
bfa_intx(struct bfa_s *bfa)
{
u32 intr, qintr;
int queue;
intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status);
if (!intr)
return BFA_FALSE;
/**
* RME completion queue interrupt
*/
qintr = intr & __HFN_INT_RME_MASK;
bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr);
for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue ++) {
if (intr & (__HFN_INT_RME_Q0 << queue))
bfa_msix_rspq(bfa, queue & (BFI_IOC_MAX_CQS - 1));
}
intr &= ~qintr;
if (!intr)
return BFA_TRUE;
/**
* CPE completion queue interrupt
*/
qintr = intr & __HFN_INT_CPE_MASK;
bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr);
for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue++) {
if (intr & (__HFN_INT_CPE_Q0 << queue))
bfa_msix_reqq(bfa, queue & (BFI_IOC_MAX_CQS - 1));
}
intr &= ~qintr;
if (!intr)
return BFA_TRUE;
bfa_msix_lpu_err(bfa, intr);
return BFA_TRUE;
}
void
bfa_isr_enable(struct bfa_s *bfa)
{
u32 intr_unmask;
int pci_func = bfa_ioc_pcifn(&bfa->ioc);
bfa_trc(bfa, pci_func);
bfa_msix_install(bfa);
intr_unmask = (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 |
__HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS);
if (pci_func == 0)
intr_unmask |= (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 |
__HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 |
__HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 |
__HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 |
__HFN_INT_MBOX_LPU0);
else
intr_unmask |= (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 |
__HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 |
__HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 |
__HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 |
__HFN_INT_MBOX_LPU1);
bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr_unmask);
bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, ~intr_unmask);
bfa_isr_mode_set(bfa, bfa->msix.nvecs != 0);
}
void
bfa_isr_disable(struct bfa_s *bfa)
{
bfa_isr_mode_set(bfa, BFA_FALSE);
bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, -1L);
bfa_msix_uninstall(bfa);
}
void
bfa_msix_reqq(struct bfa_s *bfa, int qid)
{
struct list_head *waitq, *qe, *qen;
struct bfa_reqq_wait_s *wqe;
qid &= (BFI_IOC_MAX_CQS - 1);
waitq = bfa_reqq(bfa, qid);
list_for_each_safe(qe, qen, waitq) {
/**
* Callback only as long as there is room in request queue
*/
if (bfa_reqq_full(bfa, qid))
break;
list_del(qe);
wqe = (struct bfa_reqq_wait_s *) qe;
wqe->qresume(wqe->cbarg);
}
}
void
bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m)
{
bfa_trc(bfa, m->mhdr.msg_class);
bfa_trc(bfa, m->mhdr.msg_id);
bfa_trc(bfa, m->mhdr.mtag.i2htok);
bfa_assert(0);
bfa_trc_stop(bfa->trcmod);
}
void
bfa_msix_rspq(struct bfa_s *bfa, int rsp_qid)
{
struct bfi_msg_s *m;
u32 pi, ci;
bfa_trc_fp(bfa, rsp_qid);
rsp_qid &= (BFI_IOC_MAX_CQS - 1);
bfa->iocfc.hwif.hw_rspq_ack(bfa, rsp_qid);
ci = bfa_rspq_ci(bfa, rsp_qid);
pi = bfa_rspq_pi(bfa, rsp_qid);
bfa_trc_fp(bfa, ci);
bfa_trc_fp(bfa, pi);
if (bfa->rme_process) {
while (ci != pi) {
m = bfa_rspq_elem(bfa, rsp_qid, ci);
bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX);
bfa_isrs[m->mhdr.msg_class] (bfa, m);
CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems);
}
}
/**
* update CI
*/
bfa_rspq_ci(bfa, rsp_qid) = pi;
bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[rsp_qid], pi);
bfa_os_mmiowb();
}
void
bfa_msix_lpu_err(struct bfa_s *bfa, int vec)
{
u32 intr;
intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status);
if (intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1))
bfa_msix_lpu(bfa);
if (intr & (__HFN_INT_ERR_EMC |
__HFN_INT_ERR_LPU0 | __HFN_INT_ERR_LPU1 |
__HFN_INT_ERR_PSS))
bfa_msix_errint(bfa, intr);
}
void
bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func)
{
bfa_isrs[mc] = isr_func;
}

115
drivers/scsi/bfa/bfa_intr_priv.h 100644
View File

@ -0,0 +1,115 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_INTR_PRIV_H__
#define __BFA_INTR_PRIV_H__
/**
* Message handler
*/
typedef void (*bfa_isr_func_t) (struct bfa_s *bfa, struct bfi_msg_s *m);
void bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m);
void bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func);
#define bfa_reqq_pi(__bfa, __reqq) (__bfa)->iocfc.req_cq_pi[__reqq]
#define bfa_reqq_ci(__bfa, __reqq) \
*(u32 *)((__bfa)->iocfc.req_cq_shadow_ci[__reqq].kva)
#define bfa_reqq_full(__bfa, __reqq) \
(((bfa_reqq_pi(__bfa, __reqq) + 1) & \
((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1)) == \
bfa_reqq_ci(__bfa, __reqq))
#define bfa_reqq_next(__bfa, __reqq) \
(bfa_reqq_full(__bfa, __reqq) ? NULL : \
((void *)((struct bfi_msg_s *)((__bfa)->iocfc.req_cq_ba[__reqq].kva) \
+ bfa_reqq_pi((__bfa), (__reqq)))))
#define bfa_reqq_produce(__bfa, __reqq) do { \
(__bfa)->iocfc.req_cq_pi[__reqq]++; \
(__bfa)->iocfc.req_cq_pi[__reqq] &= \
((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1); \
bfa_reg_write((__bfa)->iocfc.bfa_regs.cpe_q_pi[__reqq], \
(__bfa)->iocfc.req_cq_pi[__reqq]); \
bfa_os_mmiowb(); \
} while (0)
#define bfa_rspq_pi(__bfa, __rspq) \
*(u32 *)((__bfa)->iocfc.rsp_cq_shadow_pi[__rspq].kva)
#define bfa_rspq_ci(__bfa, __rspq) (__bfa)->iocfc.rsp_cq_ci[__rspq]
#define bfa_rspq_elem(__bfa, __rspq, __ci) \
&((struct bfi_msg_s *)((__bfa)->iocfc.rsp_cq_ba[__rspq].kva))[__ci]
#define CQ_INCR(__index, __size) \
(__index)++; (__index) &= ((__size) - 1)
/**
* Queue element to wait for room in request queue. FIFO order is
* maintained when fullfilling requests.
*/
struct bfa_reqq_wait_s {
struct list_head qe;
void (*qresume) (void *cbarg);
void *cbarg;
};
/**
* Circular queue usage assignments
*/
enum {
BFA_REQQ_IOC = 0, /* all low-priority IOC msgs */
BFA_REQQ_FCXP = 0, /* all FCXP messages */
BFA_REQQ_LPS = 0, /* all lport service msgs */
BFA_REQQ_PORT = 0, /* all port messages */
BFA_REQQ_FLASH = 0, /* for flash module */
BFA_REQQ_DIAG = 0, /* for diag module */
BFA_REQQ_RPORT = 0, /* all port messages */
BFA_REQQ_SBOOT = 0, /* all san boot messages */
BFA_REQQ_QOS_LO = 1, /* all low priority IO */
BFA_REQQ_QOS_MD = 2, /* all medium priority IO */
BFA_REQQ_QOS_HI = 3, /* all high priority IO */
};
static inline void
bfa_reqq_winit(struct bfa_reqq_wait_s *wqe, void (*qresume) (void *cbarg),
void *cbarg)
{
wqe->qresume = qresume;
wqe->cbarg = cbarg;
}
#define bfa_reqq(__bfa, __reqq) &(__bfa)->reqq_waitq[__reqq]
/**
* static inline void
* bfa_reqq_wait(struct bfa_s *bfa, int reqq, struct bfa_reqq_wait_s *wqe)
*/
#define bfa_reqq_wait(__bfa, __reqq, __wqe) do { \
\
struct list_head *waitq = bfa_reqq(__bfa, __reqq); \
\
bfa_assert(((__reqq) < BFI_IOC_MAX_CQS)); \
bfa_assert((__wqe)->qresume && (__wqe)->cbarg); \
\
list_add_tail(&(__wqe)->qe, waitq); \
} while (0)
#define bfa_reqq_wcancel(__wqe) list_del(&(__wqe)->qe)
#endif /* __BFA_INTR_PRIV_H__ */

2382
drivers/scsi/bfa/bfa_ioc.c 100644
View File

File diff suppressed because it is too large Load Diff

259
drivers/scsi/bfa/bfa_ioc.h 100644
View File

@ -0,0 +1,259 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_IOC_H__
#define __BFA_IOC_H__
#include <cs/bfa_sm.h>
#include <bfi/bfi.h>
#include <bfi/bfi_ioc.h>
#include <bfi/bfi_boot.h>
#include <bfa_timer.h>
/**
* PCI device information required by IOC
*/
struct bfa_pcidev_s {
int pci_slot;
u8 pci_func;
u16 device_id;
bfa_os_addr_t pci_bar_kva;
};
/**
* Structure used to remember the DMA-able memory block's KVA and Physical
* Address
*/
struct bfa_dma_s {
void *kva; /*! Kernel virtual address */
u64 pa; /*! Physical address */
};
#define BFA_DMA_ALIGN_SZ 256
#define BFA_ROUNDUP(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1))
#define bfa_dma_addr_set(dma_addr, pa) \
__bfa_dma_addr_set(&dma_addr, (u64)pa)
static inline void
__bfa_dma_addr_set(union bfi_addr_u *dma_addr, u64 pa)
{
dma_addr->a32.addr_lo = (u32) pa;
dma_addr->a32.addr_hi = (u32) (bfa_os_u32(pa));
}
#define bfa_dma_be_addr_set(dma_addr, pa) \
__bfa_dma_be_addr_set(&dma_addr, (u64)pa)
static inline void
__bfa_dma_be_addr_set(union bfi_addr_u *dma_addr, u64 pa)
{
dma_addr->a32.addr_lo = (u32) bfa_os_htonl(pa);
dma_addr->a32.addr_hi = (u32) bfa_os_htonl(bfa_os_u32(pa));
}
struct bfa_ioc_regs_s {
bfa_os_addr_t hfn_mbox_cmd;
bfa_os_addr_t hfn_mbox;
bfa_os_addr_t lpu_mbox_cmd;
bfa_os_addr_t lpu_mbox;
bfa_os_addr_t pss_ctl_reg;
bfa_os_addr_t app_pll_fast_ctl_reg;
bfa_os_addr_t app_pll_slow_ctl_reg;
bfa_os_addr_t ioc_sem_reg;
bfa_os_addr_t ioc_usage_sem_reg;
bfa_os_addr_t ioc_usage_reg;
bfa_os_addr_t host_page_num_fn;
bfa_os_addr_t heartbeat;
bfa_os_addr_t ioc_fwstate;
bfa_os_addr_t ll_halt;
bfa_os_addr_t shirq_isr_next;
bfa_os_addr_t shirq_msk_next;
bfa_os_addr_t smem_page_start;
u32 smem_pg0;
};
#define bfa_reg_read(_raddr) bfa_os_reg_read(_raddr)
#define bfa_reg_write(_raddr, _val) bfa_os_reg_write(_raddr, _val)
#define bfa_mem_read(_raddr, _off) bfa_os_mem_read(_raddr, _off)
#define bfa_mem_write(_raddr, _off, _val) \
bfa_os_mem_write(_raddr, _off, _val)
/**
* IOC Mailbox structures
*/
struct bfa_mbox_cmd_s {
struct list_head qe;
u32 msg[BFI_IOC_MSGSZ];
};
/**
* IOC mailbox module
*/
typedef void (*bfa_ioc_mbox_mcfunc_t)(void *cbarg, struct bfi_mbmsg_s *m);
struct bfa_ioc_mbox_mod_s {
struct list_head cmd_q; /* pending mbox queue */
int nmclass; /* number of handlers */
struct {
bfa_ioc_mbox_mcfunc_t cbfn; /* message handlers */
void *cbarg;
} mbhdlr[BFI_MC_MAX];
};
/**
* IOC callback function interfaces
*/
typedef void (*bfa_ioc_enable_cbfn_t)(void *bfa, enum bfa_status status);
typedef void (*bfa_ioc_disable_cbfn_t)(void *bfa);
typedef void (*bfa_ioc_hbfail_cbfn_t)(void *bfa);
typedef void (*bfa_ioc_reset_cbfn_t)(void *bfa);
struct bfa_ioc_cbfn_s {
bfa_ioc_enable_cbfn_t enable_cbfn;
bfa_ioc_disable_cbfn_t disable_cbfn;
bfa_ioc_hbfail_cbfn_t hbfail_cbfn;
bfa_ioc_reset_cbfn_t reset_cbfn;
};
/**
* Heartbeat failure notification queue element.
*/
struct bfa_ioc_hbfail_notify_s {
struct list_head qe;
bfa_ioc_hbfail_cbfn_t cbfn;
void *cbarg;
};
/**
* Initialize a heartbeat failure notification structure
*/
#define bfa_ioc_hbfail_init(__notify, __cbfn, __cbarg) do { \
(__notify)->cbfn = (__cbfn); \
(__notify)->cbarg = (__cbarg); \
} while (0)
struct bfa_ioc_s {
bfa_fsm_t fsm;
struct bfa_s *bfa;
struct bfa_pcidev_s pcidev;
struct bfa_timer_mod_s *timer_mod;
struct bfa_timer_s ioc_timer;
struct bfa_timer_s sem_timer;
u32 hb_count;
u32 hb_fail;
u32 retry_count;
struct list_head hb_notify_q;
void *dbg_fwsave;
int dbg_fwsave_len;
bfa_boolean_t dbg_fwsave_once;
enum bfi_mclass ioc_mc;
struct bfa_ioc_regs_s ioc_regs;
struct bfa_trc_mod_s *trcmod;
struct bfa_aen_s *aen;
struct bfa_log_mod_s *logm;
struct bfa_ioc_drv_stats_s stats;
bfa_boolean_t auto_recover;
bfa_boolean_t fcmode;
bfa_boolean_t ctdev;
bfa_boolean_t cna;
bfa_boolean_t pllinit;
u8 port_id;
struct bfa_dma_s attr_dma;
struct bfi_ioc_attr_s *attr;
struct bfa_ioc_cbfn_s *cbfn;
struct bfa_ioc_mbox_mod_s mbox_mod;
};
#define bfa_ioc_pcifn(__ioc) (__ioc)->pcidev.pci_func
#define bfa_ioc_devid(__ioc) (__ioc)->pcidev.device_id
#define bfa_ioc_bar0(__ioc) (__ioc)->pcidev.pci_bar_kva
#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
#define bfa_ioc_fetch_stats(__ioc, __stats) \
((__stats)->drv_stats) = (__ioc)->stats
#define bfa_ioc_clr_stats(__ioc) \
bfa_os_memset(&(__ioc)->stats, 0, sizeof((__ioc)->stats))
#define bfa_ioc_maxfrsize(__ioc) (__ioc)->attr->maxfrsize
#define bfa_ioc_rx_bbcredit(__ioc) (__ioc)->attr->rx_bbcredit
#define bfa_ioc_speed_sup(__ioc) \
BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop)
/**
* IOC mailbox interface
*/
void bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd);
void bfa_ioc_mbox_register(struct bfa_ioc_s *ioc,
bfa_ioc_mbox_mcfunc_t *mcfuncs);
void bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc);
void bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len);
void bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg);
void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc,
bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg);
/**
* IOC interfaces
*/
void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa,
struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod,
struct bfa_trc_mod_s *trcmod,
struct bfa_aen_s *aen, struct bfa_log_mod_s *logm);
void bfa_ioc_detach(struct bfa_ioc_s *ioc);
void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev,
enum bfi_mclass mc);
u32 bfa_ioc_meminfo(void);
void bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa);
void bfa_ioc_enable(struct bfa_ioc_s *ioc);
void bfa_ioc_disable(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_intx_claim(struct bfa_ioc_s *ioc);
void bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param);
void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *msg);
void bfa_ioc_error_isr(struct bfa_ioc_s *ioc);
void bfa_ioc_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t intx);
bfa_status_t bfa_ioc_pll_init(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc);
void bfa_ioc_cfg_complete(struct bfa_ioc_s *ioc);
void bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr);
void bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc,
struct bfa_adapter_attr_s *ad_attr);
int bfa_ioc_debug_trcsz(bfa_boolean_t auto_recover);
void bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave);
bfa_status_t bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata,
int *trclen);
bfa_status_t bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata,
int *trclen);
u32 bfa_ioc_smem_pgnum(struct bfa_ioc_s *ioc, u32 fmaddr);
u32 bfa_ioc_smem_pgoff(struct bfa_ioc_s *ioc, u32 fmaddr);
void bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc);
bfa_boolean_t bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc);
void bfa_ioc_hbfail_register(struct bfa_ioc_s *ioc,
struct bfa_ioc_hbfail_notify_s *notify);
/*
* bfa mfg wwn API functions
*/
wwn_t bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc);
wwn_t bfa_ioc_get_nwwn(struct bfa_ioc_s *ioc);
wwn_t bfa_ioc_get_wwn_naa5(struct bfa_ioc_s *ioc, u16 inst);
mac_t bfa_ioc_get_mac(struct bfa_ioc_s *ioc);
u64 bfa_ioc_get_adid(struct bfa_ioc_s *ioc);
#endif /* __BFA_IOC_H__ */

872
drivers/scsi/bfa/bfa_iocfc.c 100644
View File

@ -0,0 +1,872 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <cs/bfa_debug.h>
#include <bfa_priv.h>
#include <log/bfa_log_hal.h>
#include <bfi/bfi_boot.h>
#include <bfi/bfi_cbreg.h>
#include <aen/bfa_aen_ioc.h>
#include <defs/bfa_defs_iocfc.h>
#include <defs/bfa_defs_pci.h>
#include "bfa_callback_priv.h"
#include "bfad_drv.h"
BFA_TRC_FILE(HAL, IOCFC);
/**
* IOC local definitions
*/
#define BFA_IOCFC_TOV 5000 /* msecs */
enum {
BFA_IOCFC_ACT_NONE = 0,
BFA_IOCFC_ACT_INIT = 1,
BFA_IOCFC_ACT_STOP = 2,
BFA_IOCFC_ACT_DISABLE = 3,
};
/*
* forward declarations
*/
static void bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status);
static void bfa_iocfc_disable_cbfn(void *bfa_arg);
static void bfa_iocfc_hbfail_cbfn(void *bfa_arg);
static void bfa_iocfc_reset_cbfn(void *bfa_arg);
static void bfa_iocfc_stats_clear(void *bfa_arg);
static void bfa_iocfc_stats_swap(struct bfa_fw_stats_s *d,
struct bfa_fw_stats_s *s);
static void bfa_iocfc_stats_clr_cb(void *bfa_arg, bfa_boolean_t complete);
static void bfa_iocfc_stats_clr_timeout(void *bfa_arg);
static void bfa_iocfc_stats_cb(void *bfa_arg, bfa_boolean_t complete);
static void bfa_iocfc_stats_timeout(void *bfa_arg);
static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn;
/**
* bfa_ioc_pvt BFA IOC private functions
*/
static void
bfa_iocfc_cqs_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len)
{
int i, per_reqq_sz, per_rspq_sz;
per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
BFA_DMA_ALIGN_SZ);
per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
BFA_DMA_ALIGN_SZ);
/*
* Calculate CQ size
*/
for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
*dm_len = *dm_len + per_reqq_sz;
*dm_len = *dm_len + per_rspq_sz;
}
/*
* Calculate Shadow CI/PI size
*/
for (i = 0; i < cfg->fwcfg.num_cqs; i++)
*dm_len += (2 * BFA_CACHELINE_SZ);
}
static void
bfa_iocfc_fw_cfg_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len)
{
*dm_len +=
BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
*dm_len +=
BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
BFA_CACHELINE_SZ);
*dm_len += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
}
/**
* Use the Mailbox interface to send BFI_IOCFC_H2I_CFG_REQ
*/
static void
bfa_iocfc_send_cfg(void *bfa_arg)
{
struct bfa_s *bfa = bfa_arg;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
struct bfi_iocfc_cfg_req_s cfg_req;
struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo;
struct bfa_iocfc_cfg_s *cfg = &iocfc->cfg;
int i;
bfa_assert(cfg->fwcfg.num_cqs <= BFI_IOC_MAX_CQS);
bfa_trc(bfa, cfg->fwcfg.num_cqs);
iocfc->cfgdone = BFA_FALSE;
bfa_iocfc_reset_queues(bfa);
/**
* initialize IOC configuration info
*/
cfg_info->endian_sig = BFI_IOC_ENDIAN_SIG;
cfg_info->num_cqs = cfg->fwcfg.num_cqs;
bfa_dma_be_addr_set(cfg_info->cfgrsp_addr, iocfc->cfgrsp_dma.pa);
bfa_dma_be_addr_set(cfg_info->stats_addr, iocfc->stats_pa);
/**
* dma map REQ and RSP circular queues and shadow pointers
*/
for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
bfa_dma_be_addr_set(cfg_info->req_cq_ba[i],
iocfc->req_cq_ba[i].pa);
bfa_dma_be_addr_set(cfg_info->req_shadow_ci[i],
iocfc->req_cq_shadow_ci[i].pa);
cfg_info->req_cq_elems[i] =
bfa_os_htons(cfg->drvcfg.num_reqq_elems);
bfa_dma_be_addr_set(cfg_info->rsp_cq_ba[i],
iocfc->rsp_cq_ba[i].pa);
bfa_dma_be_addr_set(cfg_info->rsp_shadow_pi[i],
iocfc->rsp_cq_shadow_pi[i].pa);
cfg_info->rsp_cq_elems[i] =
bfa_os_htons(cfg->drvcfg.num_rspq_elems);
}
/**
* dma map IOC configuration itself
*/
bfi_h2i_set(cfg_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CFG_REQ,
bfa_lpuid(bfa));
bfa_dma_be_addr_set(cfg_req.ioc_cfg_dma_addr, iocfc->cfg_info.pa);
bfa_ioc_mbox_send(&bfa->ioc, &cfg_req,
sizeof(struct bfi_iocfc_cfg_req_s));
}
static void
bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_pcidev_s *pcidev)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
bfa->bfad = bfad;
iocfc->bfa = bfa;
iocfc->action = BFA_IOCFC_ACT_NONE;
bfa_os_assign(iocfc->cfg, *cfg);
/**
* Initialize chip specific handlers.
*/
if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT) {
iocfc->hwif.hw_reginit = bfa_hwct_reginit;
iocfc->hwif.hw_rspq_ack = bfa_hwct_rspq_ack;
iocfc->hwif.hw_msix_init = bfa_hwct_msix_init;
iocfc->hwif.hw_msix_install = bfa_hwct_msix_install;
iocfc->hwif.hw_msix_uninstall = bfa_hwct_msix_uninstall;
iocfc->hwif.hw_isr_mode_set = bfa_hwct_isr_mode_set;
iocfc->hwif.hw_msix_getvecs = bfa_hwct_msix_getvecs;
} else {
iocfc->hwif.hw_reginit = bfa_hwcb_reginit;
iocfc->hwif.hw_rspq_ack = bfa_hwcb_rspq_ack;
iocfc->hwif.hw_msix_init = bfa_hwcb_msix_init;
iocfc->hwif.hw_msix_install = bfa_hwcb_msix_install;
iocfc->hwif.hw_msix_uninstall = bfa_hwcb_msix_uninstall;
iocfc->hwif.hw_isr_mode_set = bfa_hwcb_isr_mode_set;
iocfc->hwif.hw_msix_getvecs = bfa_hwcb_msix_getvecs;
}
iocfc->hwif.hw_reginit(bfa);
bfa->msix.nvecs = 0;
}
static void
bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo)
{
u8 *dm_kva;
u64 dm_pa;
int i, per_reqq_sz, per_rspq_sz;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
int dbgsz;
dm_kva = bfa_meminfo_dma_virt(meminfo);
dm_pa = bfa_meminfo_dma_phys(meminfo);
/*
* First allocate dma memory for IOC.
*/
bfa_ioc_mem_claim(&bfa->ioc, dm_kva, dm_pa);
dm_kva += bfa_ioc_meminfo();
dm_pa += bfa_ioc_meminfo();
/*
* Claim DMA-able memory for the request/response queues and for shadow
* ci/pi registers
*/
per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
BFA_DMA_ALIGN_SZ);
per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
BFA_DMA_ALIGN_SZ);
for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
iocfc->req_cq_ba[i].kva = dm_kva;
iocfc->req_cq_ba[i].pa = dm_pa;
bfa_os_memset(dm_kva, 0, per_reqq_sz);
dm_kva += per_reqq_sz;
dm_pa += per_reqq_sz;
iocfc->rsp_cq_ba[i].kva = dm_kva;
iocfc->rsp_cq_ba[i].pa = dm_pa;
bfa_os_memset(dm_kva, 0, per_rspq_sz);
dm_kva += per_rspq_sz;
dm_pa += per_rspq_sz;
}
for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
iocfc->req_cq_shadow_ci[i].kva = dm_kva;
iocfc->req_cq_shadow_ci[i].pa = dm_pa;
dm_kva += BFA_CACHELINE_SZ;
dm_pa += BFA_CACHELINE_SZ;
iocfc->rsp_cq_shadow_pi[i].kva = dm_kva;
iocfc->rsp_cq_shadow_pi[i].pa = dm_pa;
dm_kva += BFA_CACHELINE_SZ;
dm_pa += BFA_CACHELINE_SZ;
}
/*
* Claim DMA-able memory for the config info page
*/
bfa->iocfc.cfg_info.kva = dm_kva;
bfa->iocfc.cfg_info.pa = dm_pa;
bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva;
dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
/*
* Claim DMA-able memory for the config response
*/
bfa->iocfc.cfgrsp_dma.kva = dm_kva;
bfa->iocfc.cfgrsp_dma.pa = dm_pa;
bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva;
dm_kva +=
BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
BFA_CACHELINE_SZ);
dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
BFA_CACHELINE_SZ);
/*
* Claim DMA-able memory for iocfc stats
*/
bfa->iocfc.stats_kva = dm_kva;
bfa->iocfc.stats_pa = dm_pa;
bfa->iocfc.fw_stats = (struct bfa_fw_stats_s *) dm_kva;
dm_kva += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
dm_pa += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
bfa_meminfo_dma_virt(meminfo) = dm_kva;
bfa_meminfo_dma_phys(meminfo) = dm_pa;
dbgsz = bfa_ioc_debug_trcsz(bfa_auto_recover);
if (dbgsz > 0) {
bfa_ioc_debug_memclaim(&bfa->ioc, bfa_meminfo_kva(meminfo));
bfa_meminfo_kva(meminfo) += dbgsz;
}
}
/**
* BFA submodules initialization completion notification.
*/
static void
bfa_iocfc_initdone_submod(struct bfa_s *bfa)
{
int i;
for (i = 0; hal_mods[i]; i++)
hal_mods[i]->initdone(bfa);
}
/**
* Start BFA submodules.
*/
static void
bfa_iocfc_start_submod(struct bfa_s *bfa)
{
int i;
bfa->rme_process = BFA_TRUE;
for (i = 0; hal_mods[i]; i++)
hal_mods[i]->start(bfa);
}
/**
* Disable BFA submodules.
*/
static void
bfa_iocfc_disable_submod(struct bfa_s *bfa)
{
int i;
for (i = 0; hal_mods[i]; i++)
hal_mods[i]->iocdisable(bfa);
}
static void
bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete)
{
struct bfa_s *bfa = bfa_arg;
if (complete) {
if (bfa->iocfc.cfgdone)
bfa_cb_init(bfa->bfad, BFA_STATUS_OK);
else
bfa_cb_init(bfa->bfad, BFA_STATUS_FAILED);
} else
bfa->iocfc.action = BFA_IOCFC_ACT_NONE;
}
static void
bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl)
{
struct bfa_s *bfa = bfa_arg;
struct bfad_s *bfad = bfa->bfad;
if (compl)
complete(&bfad->comp);
else
bfa->iocfc.action = BFA_IOCFC_ACT_NONE;
}
static void
bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl)
{
struct bfa_s *bfa = bfa_arg;
struct bfad_s *bfad = bfa->bfad;
if (compl)
complete(&bfad->disable_comp);
}
/**
* Update BFA configuration from firmware configuration.
*/
static void
bfa_iocfc_cfgrsp(struct bfa_s *bfa)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp;
struct bfa_iocfc_fwcfg_s *fwcfg = &cfgrsp->fwcfg;
struct bfi_iocfc_cfg_s *cfginfo = iocfc->cfginfo;
fwcfg->num_cqs = fwcfg->num_cqs;
fwcfg->num_ioim_reqs = bfa_os_ntohs(fwcfg->num_ioim_reqs);
fwcfg->num_tskim_reqs = bfa_os_ntohs(fwcfg->num_tskim_reqs);
fwcfg->num_fcxp_reqs = bfa_os_ntohs(fwcfg->num_fcxp_reqs);
fwcfg->num_uf_bufs = bfa_os_ntohs(fwcfg->num_uf_bufs);
fwcfg->num_rports = bfa_os_ntohs(fwcfg->num_rports);
cfginfo->intr_attr.coalesce = cfgrsp->intr_attr.coalesce;
cfginfo->intr_attr.delay = bfa_os_ntohs(cfgrsp->intr_attr.delay);
cfginfo->intr_attr.latency = bfa_os_ntohs(cfgrsp->intr_attr.latency);
iocfc->cfgdone = BFA_TRUE;
/**
* Configuration is complete - initialize/start submodules
*/
if (iocfc->action == BFA_IOCFC_ACT_INIT)
bfa_cb_queue(bfa, &iocfc->init_hcb_qe, bfa_iocfc_init_cb, bfa);
else
bfa_iocfc_start_submod(bfa);
}
static void
bfa_iocfc_stats_clear(void *bfa_arg)
{
struct bfa_s *bfa = bfa_arg;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
struct bfi_iocfc_stats_req_s stats_req;
bfa_timer_start(bfa, &iocfc->stats_timer,
bfa_iocfc_stats_clr_timeout, bfa,
BFA_IOCFC_TOV);
bfi_h2i_set(stats_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CLEAR_STATS_REQ,
bfa_lpuid(bfa));
bfa_ioc_mbox_send(&bfa->ioc, &stats_req,
sizeof(struct bfi_iocfc_stats_req_s));
}
static void
bfa_iocfc_stats_swap(struct bfa_fw_stats_s *d, struct bfa_fw_stats_s *s)
{
u32 *dip = (u32 *) d;
u32 *sip = (u32 *) s;
int i;
for (i = 0; i < (sizeof(struct bfa_fw_stats_s) / sizeof(u32)); i++)
dip[i] = bfa_os_ntohl(sip[i]);
}
static void
bfa_iocfc_stats_clr_cb(void *bfa_arg, bfa_boolean_t complete)
{
struct bfa_s *bfa = bfa_arg;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
if (complete) {
bfa_ioc_clr_stats(&bfa->ioc);
iocfc->stats_cbfn(iocfc->stats_cbarg, iocfc->stats_status);
} else {
iocfc->stats_busy = BFA_FALSE;
iocfc->stats_status = BFA_STATUS_OK;
}
}
static void
bfa_iocfc_stats_clr_timeout(void *bfa_arg)
{
struct bfa_s *bfa = bfa_arg;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
bfa_trc(bfa, 0);
iocfc->stats_status = BFA_STATUS_ETIMER;
bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_clr_cb, bfa);
}
static void
bfa_iocfc_stats_cb(void *bfa_arg, bfa_boolean_t complete)
{
struct bfa_s *bfa = bfa_arg;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
if (complete) {
if (iocfc->stats_status == BFA_STATUS_OK) {
bfa_os_memset(iocfc->stats_ret, 0,
sizeof(*iocfc->stats_ret));
bfa_iocfc_stats_swap(&iocfc->stats_ret->fw_stats,
iocfc->fw_stats);
}
iocfc->stats_cbfn(iocfc->stats_cbarg, iocfc->stats_status);
} else {
iocfc->stats_busy = BFA_FALSE;
iocfc->stats_status = BFA_STATUS_OK;
}
}
static void
bfa_iocfc_stats_timeout(void *bfa_arg)
{
struct bfa_s *bfa = bfa_arg;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
bfa_trc(bfa, 0);
iocfc->stats_status = BFA_STATUS_ETIMER;
bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_cb, bfa);
}
static void
bfa_iocfc_stats_query(struct bfa_s *bfa)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
struct bfi_iocfc_stats_req_s stats_req;
bfa_timer_start(bfa, &iocfc->stats_timer,
bfa_iocfc_stats_timeout, bfa, BFA_IOCFC_TOV);
bfi_h2i_set(stats_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_GET_STATS_REQ,
bfa_lpuid(bfa));
bfa_ioc_mbox_send(&bfa->ioc, &stats_req,
sizeof(struct bfi_iocfc_stats_req_s));
}
void
bfa_iocfc_reset_queues(struct bfa_s *bfa)
{
int q;
for (q = 0; q < BFI_IOC_MAX_CQS; q++) {
bfa_reqq_ci(bfa, q) = 0;
bfa_reqq_pi(bfa, q) = 0;
bfa_rspq_ci(bfa, q) = 0;
bfa_rspq_pi(bfa, q) = 0;
}
}
/**
* IOC enable request is complete
*/
static void
bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status)
{
struct bfa_s *bfa = bfa_arg;
if (status != BFA_STATUS_OK) {
bfa_isr_disable(bfa);
if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT)
bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe,
bfa_iocfc_init_cb, bfa);
return;
}
bfa_iocfc_initdone_submod(bfa);
bfa_iocfc_send_cfg(bfa);
}
/**
* IOC disable request is complete
*/
static void
bfa_iocfc_disable_cbfn(void *bfa_arg)
{
struct bfa_s *bfa = bfa_arg;
bfa_isr_disable(bfa);
bfa_iocfc_disable_submod(bfa);
if (bfa->iocfc.action == BFA_IOCFC_ACT_STOP)
bfa_cb_queue(bfa, &bfa->iocfc.stop_hcb_qe, bfa_iocfc_stop_cb,
bfa);
else {
bfa_assert(bfa->iocfc.action == BFA_IOCFC_ACT_DISABLE);
bfa_cb_queue(bfa, &bfa->iocfc.dis_hcb_qe, bfa_iocfc_disable_cb,
bfa);
}
}
/**
* Notify sub-modules of hardware failure.
*/
static void
bfa_iocfc_hbfail_cbfn(void *bfa_arg)
{
struct bfa_s *bfa = bfa_arg;
bfa->rme_process = BFA_FALSE;
bfa_isr_disable(bfa);
bfa_iocfc_disable_submod(bfa);
if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT)
bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, bfa_iocfc_init_cb,
bfa);
}
/**
* Actions on chip-reset completion.
*/
static void
bfa_iocfc_reset_cbfn(void *bfa_arg)
{
struct bfa_s *bfa = bfa_arg;
bfa_iocfc_reset_queues(bfa);
bfa_isr_enable(bfa);
}
/**
* bfa_ioc_public
*/
/**
* Query IOC memory requirement information.
*/
void
bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len)
{
/* dma memory for IOC */
*dm_len += bfa_ioc_meminfo();
bfa_iocfc_fw_cfg_sz(cfg, dm_len);
bfa_iocfc_cqs_sz(cfg, dm_len);
*km_len += bfa_ioc_debug_trcsz(bfa_auto_recover);
}
/**
* Query IOC memory requirement information.
*/
void
bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
{
int i;
bfa_iocfc_cbfn.enable_cbfn = bfa_iocfc_enable_cbfn;
bfa_iocfc_cbfn.disable_cbfn = bfa_iocfc_disable_cbfn;
bfa_iocfc_cbfn.hbfail_cbfn = bfa_iocfc_hbfail_cbfn;
bfa_iocfc_cbfn.reset_cbfn = bfa_iocfc_reset_cbfn;
bfa_ioc_attach(&bfa->ioc, bfa, &bfa_iocfc_cbfn, &bfa->timer_mod,
bfa->trcmod, bfa->aen, bfa->logm);
bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_MC_IOCFC);
bfa_ioc_mbox_register(&bfa->ioc, bfa_mbox_isrs);
/**
* Choose FC (ssid: 0x1C) v/s FCoE (ssid: 0x14) mode.
*/
if (0)
bfa_ioc_set_fcmode(&bfa->ioc);
bfa_iocfc_init_mem(bfa, bfad, cfg, pcidev);
bfa_iocfc_mem_claim(bfa, cfg, meminfo);
bfa_timer_init(&bfa->timer_mod);
INIT_LIST_HEAD(&bfa->comp_q);
for (i = 0; i < BFI_IOC_MAX_CQS; i++)
INIT_LIST_HEAD(&bfa->reqq_waitq[i]);
}
/**
* Query IOC memory requirement information.
*/
void
bfa_iocfc_detach(struct bfa_s *bfa)
{
bfa_ioc_detach(&bfa->ioc);
}
/**
* Query IOC memory requirement information.
*/
void
bfa_iocfc_init(struct bfa_s *bfa)
{
bfa->iocfc.action = BFA_IOCFC_ACT_INIT;
bfa_ioc_enable(&bfa->ioc);
bfa_msix_install(bfa);
}
/**
* IOC start called from bfa_start(). Called to start IOC operations
* at driver instantiation for this instance.
*/
void
bfa_iocfc_start(struct bfa_s *bfa)
{
if (bfa->iocfc.cfgdone)
bfa_iocfc_start_submod(bfa);
}
/**
* IOC stop called from bfa_stop(). Called only when driver is unloaded
* for this instance.
*/
void
bfa_iocfc_stop(struct bfa_s *bfa)
{
bfa->iocfc.action = BFA_IOCFC_ACT_STOP;
bfa->rme_process = BFA_FALSE;
bfa_ioc_disable(&bfa->ioc);
}
void
bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m)
{
struct bfa_s *bfa = bfaarg;
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
union bfi_iocfc_i2h_msg_u *msg;
msg = (union bfi_iocfc_i2h_msg_u *) m;
bfa_trc(bfa, msg->mh.msg_id);
switch (msg->mh.msg_id) {
case BFI_IOCFC_I2H_CFG_REPLY:
iocfc->cfg_reply = &msg->cfg_reply;
bfa_iocfc_cfgrsp(bfa);
break;
case BFI_IOCFC_I2H_GET_STATS_RSP:
if (iocfc->stats_busy == BFA_FALSE
|| iocfc->stats_status == BFA_STATUS_ETIMER)
break;
bfa_timer_stop(&iocfc->stats_timer);
iocfc->stats_status = BFA_STATUS_OK;
bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_cb,
bfa);
break;
case BFI_IOCFC_I2H_CLEAR_STATS_RSP:
/*
* check for timer pop before processing the rsp
*/
if (iocfc->stats_busy == BFA_FALSE
|| iocfc->stats_status == BFA_STATUS_ETIMER)
break;
bfa_timer_stop(&iocfc->stats_timer);
iocfc->stats_status = BFA_STATUS_OK;
bfa_cb_queue(bfa, &iocfc->stats_hcb_qe,
bfa_iocfc_stats_clr_cb, bfa);
break;
case BFI_IOCFC_I2H_UPDATEQ_RSP:
iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK);
break;
default:
bfa_assert(0);
}
}
#ifndef BFA_BIOS_BUILD
void
bfa_adapter_get_attr(struct bfa_s *bfa, struct bfa_adapter_attr_s *ad_attr)
{
bfa_ioc_get_adapter_attr(&bfa->ioc, ad_attr);
}
u64
bfa_adapter_get_id(struct bfa_s *bfa)
{
return bfa_ioc_get_adid(&bfa->ioc);
}
void
bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
attr->intr_attr = iocfc->cfginfo->intr_attr;
attr->config = iocfc->cfg;
}
bfa_status_t
bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
struct bfi_iocfc_set_intr_req_s *m;
iocfc->cfginfo->intr_attr = *attr;
if (!bfa_iocfc_is_operational(bfa))
return BFA_STATUS_OK;
m = bfa_reqq_next(bfa, BFA_REQQ_IOC);
if (!m)
return BFA_STATUS_DEVBUSY;
bfi_h2i_set(m->mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_SET_INTR_REQ,
bfa_lpuid(bfa));
m->coalesce = attr->coalesce;
m->delay = bfa_os_htons(attr->delay);
m->latency = bfa_os_htons(attr->latency);
bfa_trc(bfa, attr->delay);
bfa_trc(bfa, attr->latency);
bfa_reqq_produce(bfa, BFA_REQQ_IOC);
return BFA_STATUS_OK;
}
void
bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
iocfc->cfginfo->sense_buf_len = (BFI_IOIM_SNSLEN - 1);
bfa_dma_be_addr_set(iocfc->cfginfo->ioim_snsbase, snsbase_pa);
}
bfa_status_t
bfa_iocfc_get_stats(struct bfa_s *bfa, struct bfa_iocfc_stats_s *stats,
bfa_cb_ioc_t cbfn, void *cbarg)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
if (iocfc->stats_busy) {
bfa_trc(bfa, iocfc->stats_busy);
return (BFA_STATUS_DEVBUSY);
}
iocfc->stats_busy = BFA_TRUE;
iocfc->stats_ret = stats;
iocfc->stats_cbfn = cbfn;
iocfc->stats_cbarg = cbarg;
bfa_iocfc_stats_query(bfa);
return (BFA_STATUS_OK);
}
bfa_status_t
bfa_iocfc_clear_stats(struct bfa_s *bfa, bfa_cb_ioc_t cbfn, void *cbarg)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
if (iocfc->stats_busy) {
bfa_trc(bfa, iocfc->stats_busy);
return (BFA_STATUS_DEVBUSY);
}
iocfc->stats_busy = BFA_TRUE;
iocfc->stats_cbfn = cbfn;
iocfc->stats_cbarg = cbarg;
bfa_iocfc_stats_clear(bfa);
return (BFA_STATUS_OK);
}
/**
* Enable IOC after it is disabled.
*/
void
bfa_iocfc_enable(struct bfa_s *bfa)
{
bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
"IOC Enable");
bfa_ioc_enable(&bfa->ioc);
}
void
bfa_iocfc_disable(struct bfa_s *bfa)
{
bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
"IOC Disable");
bfa->iocfc.action = BFA_IOCFC_ACT_DISABLE;
bfa->rme_process = BFA_FALSE;
bfa_ioc_disable(&bfa->ioc);
}
bfa_boolean_t
bfa_iocfc_is_operational(struct bfa_s *bfa)
{
return bfa_ioc_is_operational(&bfa->ioc) && bfa->iocfc.cfgdone;
}
/**
* Return boot target port wwns -- read from boot information in flash.
*/
void
bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t **wwns)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp;
*nwwns = cfgrsp->bootwwns.nwwns;
*wwns = cfgrsp->bootwwns.wwn;
}
#endif

168
drivers/scsi/bfa/bfa_iocfc.h 100644
View File

@ -0,0 +1,168 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_IOCFC_H__
#define __BFA_IOCFC_H__
#include <bfa_ioc.h>
#include <bfa.h>
#include <bfi/bfi_iocfc.h>
#include <bfa_callback_priv.h>
#define BFA_REQQ_NELEMS_MIN (4)
#define BFA_RSPQ_NELEMS_MIN (4)
struct bfa_iocfc_regs_s {
bfa_os_addr_t intr_status;
bfa_os_addr_t intr_mask;
bfa_os_addr_t cpe_q_pi[BFI_IOC_MAX_CQS];
bfa_os_addr_t cpe_q_ci[BFI_IOC_MAX_CQS];
bfa_os_addr_t cpe_q_depth[BFI_IOC_MAX_CQS];
bfa_os_addr_t cpe_q_ctrl[BFI_IOC_MAX_CQS];
bfa_os_addr_t rme_q_ci[BFI_IOC_MAX_CQS];
bfa_os_addr_t rme_q_pi[BFI_IOC_MAX_CQS];
bfa_os_addr_t rme_q_depth[BFI_IOC_MAX_CQS];
bfa_os_addr_t rme_q_ctrl[BFI_IOC_MAX_CQS];
};
/**
* MSIX vector handlers
*/
#define BFA_MSIX_MAX_VECTORS 22
typedef void (*bfa_msix_handler_t)(struct bfa_s *bfa, int vec);
struct bfa_msix_s {
int nvecs;
bfa_msix_handler_t handler[BFA_MSIX_MAX_VECTORS];
};
/**
* Chip specific interfaces
*/
struct bfa_hwif_s {
void (*hw_reginit)(struct bfa_s *bfa);
void (*hw_rspq_ack)(struct bfa_s *bfa, int rspq);
void (*hw_msix_init)(struct bfa_s *bfa, int nvecs);
void (*hw_msix_install)(struct bfa_s *bfa);
void (*hw_msix_uninstall)(struct bfa_s *bfa);
void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix);
void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap,
u32 *nvecs, u32 *maxvec);
};
typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status);
struct bfa_iocfc_s {
struct bfa_s *bfa;
struct bfa_iocfc_cfg_s cfg;
int action;
u32 req_cq_pi[BFI_IOC_MAX_CQS];
u32 rsp_cq_ci[BFI_IOC_MAX_CQS];
struct bfa_cb_qe_s init_hcb_qe;
struct bfa_cb_qe_s stop_hcb_qe;
struct bfa_cb_qe_s dis_hcb_qe;
struct bfa_cb_qe_s stats_hcb_qe;
bfa_boolean_t cfgdone;
struct bfa_dma_s cfg_info;
struct bfi_iocfc_cfg_s *cfginfo;
struct bfa_dma_s cfgrsp_dma;
struct bfi_iocfc_cfgrsp_s *cfgrsp;
struct bfi_iocfc_cfg_reply_s *cfg_reply;
u8 *stats_kva;
u64 stats_pa;
struct bfa_fw_stats_s *fw_stats;
struct bfa_timer_s stats_timer; /* timer */
struct bfa_iocfc_stats_s *stats_ret; /* driver stats location */
bfa_status_t stats_status; /* stats/statsclr status */
bfa_boolean_t stats_busy; /* outstanding stats */
bfa_cb_ioc_t stats_cbfn; /* driver callback function */
void *stats_cbarg; /* user callback arg */
struct bfa_dma_s req_cq_ba[BFI_IOC_MAX_CQS];
struct bfa_dma_s req_cq_shadow_ci[BFI_IOC_MAX_CQS];
struct bfa_dma_s rsp_cq_ba[BFI_IOC_MAX_CQS];
struct bfa_dma_s rsp_cq_shadow_pi[BFI_IOC_MAX_CQS];
struct bfa_iocfc_regs_s bfa_regs; /* BFA device registers */
struct bfa_hwif_s hwif;
bfa_cb_iocfc_t updateq_cbfn; /* bios callback function */
void *updateq_cbarg; /* bios callback arg */
};
#define bfa_lpuid(__bfa) bfa_ioc_portid(&(__bfa)->ioc)
#define bfa_msix_init(__bfa, __nvecs) \
(__bfa)->iocfc.hwif.hw_msix_init(__bfa, __nvecs)
#define bfa_msix_install(__bfa) \
(__bfa)->iocfc.hwif.hw_msix_install(__bfa)
#define bfa_msix_uninstall(__bfa) \
(__bfa)->iocfc.hwif.hw_msix_uninstall(__bfa)
#define bfa_isr_mode_set(__bfa, __msix) \
(__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix)
#define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) \
(__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec)
/*
* FC specific IOC functions.
*/
void bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len);
void bfa_iocfc_attach(struct bfa_s *bfa, void *bfad,
struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo,
struct bfa_pcidev_s *pcidev);
void bfa_iocfc_detach(struct bfa_s *bfa);
void bfa_iocfc_init(struct bfa_s *bfa);
void bfa_iocfc_start(struct bfa_s *bfa);
void bfa_iocfc_stop(struct bfa_s *bfa);
void bfa_iocfc_isr(void *bfa, struct bfi_mbmsg_s *msg);
void bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa);
bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa);
void bfa_iocfc_reset_queues(struct bfa_s *bfa);
void bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba,
u32 reqq_sci, u32 rspq_spi,
bfa_cb_iocfc_t cbfn, void *cbarg);
void bfa_msix_all(struct bfa_s *bfa, int vec);
void bfa_msix_reqq(struct bfa_s *bfa, int vec);
void bfa_msix_rspq(struct bfa_s *bfa, int vec);
void bfa_msix_lpu_err(struct bfa_s *bfa, int vec);
void bfa_hwcb_reginit(struct bfa_s *bfa);
void bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq);
void bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs);
void bfa_hwcb_msix_install(struct bfa_s *bfa);
void bfa_hwcb_msix_uninstall(struct bfa_s *bfa);
void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap,
u32 *nvecs, u32 *maxvec);
void bfa_hwct_reginit(struct bfa_s *bfa);
void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq);
void bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs);
void bfa_hwct_msix_install(struct bfa_s *bfa);
void bfa_hwct_msix_uninstall(struct bfa_s *bfa);
void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap,
u32 *nvecs, u32 *maxvec);
void bfa_com_meminfo(bfa_boolean_t mincfg, u32 *dm_len);
void bfa_com_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi,
bfa_boolean_t mincfg);
void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t **wwns);
#endif /* __BFA_IOCFC_H__ */

44
drivers/scsi/bfa/bfa_iocfc_q.c 100644
View File

@ -0,0 +1,44 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include "bfa_intr_priv.h"
BFA_TRC_FILE(HAL, IOCFC_Q);
void
bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba,
u32 reqq_sci, u32 rspq_spi, bfa_cb_iocfc_t cbfn,
void *cbarg)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
struct bfi_iocfc_updateq_req_s updateq_req;
iocfc->updateq_cbfn = cbfn;
iocfc->updateq_cbarg = cbarg;
bfi_h2i_set(updateq_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_UPDATEQ_REQ,
bfa_lpuid(bfa));
updateq_req.reqq_ba = bfa_os_htonl(reqq_ba);
updateq_req.rspq_ba = bfa_os_htonl(rspq_ba);
updateq_req.reqq_sci = bfa_os_htonl(reqq_sci);
updateq_req.rspq_spi = bfa_os_htonl(rspq_spi);
bfa_ioc_mbox_send(&bfa->ioc, &updateq_req,
sizeof(struct bfi_iocfc_updateq_req_s));
}

1311
drivers/scsi/bfa/bfa_ioim.c 100644
View File

File diff suppressed because it is too large Load Diff

1088
drivers/scsi/bfa/bfa_itnim.c 100644
View File

File diff suppressed because it is too large Load Diff

346
drivers/scsi/bfa/bfa_log.c 100644
View File

@ -0,0 +1,346 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_log.c BFA log library
*/
#include <bfa_os_inc.h>
#include <cs/bfa_log.h>
/*
* global log info structure
*/
struct bfa_log_info_s {
u32 start_idx; /* start index for a module */
u32 total_count; /* total count for a module */
enum bfa_log_severity level; /* global log level */
bfa_log_cb_t cbfn; /* callback function */
};
static struct bfa_log_info_s bfa_log_info[BFA_LOG_MODULE_ID_MAX + 1];
static u32 bfa_log_msg_total_count;
static int bfa_log_initialized;
static char *bfa_log_severity[] =
{ "[none]", "[critical]", "[error]", "[warn]", "[info]", "" };
/**
* BFA log library initialization
*
* The log library initialization includes the following,
* - set log instance name and callback function
* - read the message array generated from xml files
* - calculate start index for each module
* - calculate message count for each module
* - perform error checking
*
* @param[in] log_mod - log module info
* @param[in] instance_name - instance name
* @param[in] cbfn - callback function
*
* It return 0 on success, or -1 on failure
*/
int
bfa_log_init(struct bfa_log_mod_s *log_mod, char *instance_name,
bfa_log_cb_t cbfn)
{
struct bfa_log_msgdef_s *msg;
u32 pre_mod_id = 0;
u32 cur_mod_id = 0;
u32 i, pre_idx, idx, msg_id;
/*
* set instance name
*/
if (log_mod) {
strncpy(log_mod->instance_info, instance_name,
sizeof(log_mod->instance_info));
log_mod->cbfn = cbfn;
for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++)
log_mod->log_level[i] = BFA_LOG_WARNING;
}
if (bfa_log_initialized)
return 0;
for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++) {
bfa_log_info[i].start_idx = 0;
bfa_log_info[i].total_count = 0;
bfa_log_info[i].level = BFA_LOG_WARNING;
bfa_log_info[i].cbfn = cbfn;
}
pre_idx = 0;
idx = 0;
msg = bfa_log_msg_array;
msg_id = BFA_LOG_GET_MSG_ID(msg);
pre_mod_id = BFA_LOG_GET_MOD_ID(msg_id);
while (msg_id != 0) {
cur_mod_id = BFA_LOG_GET_MOD_ID(msg_id);
if (cur_mod_id > BFA_LOG_MODULE_ID_MAX) {
cbfn(log_mod, msg_id,
"%s%s log: module id %u out of range\n",
BFA_LOG_CAT_NAME,
bfa_log_severity[BFA_LOG_ERROR],
cur_mod_id);
return -1;
}
if (pre_mod_id > BFA_LOG_MODULE_ID_MAX) {
cbfn(log_mod, msg_id,
"%s%s log: module id %u out of range\n",
BFA_LOG_CAT_NAME,
bfa_log_severity[BFA_LOG_ERROR],
pre_mod_id);
return -1;
}
if (cur_mod_id != pre_mod_id) {
bfa_log_info[pre_mod_id].start_idx = pre_idx;
bfa_log_info[pre_mod_id].total_count = idx - pre_idx;
pre_mod_id = cur_mod_id;
pre_idx = idx;
}
idx++;
msg++;
msg_id = BFA_LOG_GET_MSG_ID(msg);
}
bfa_log_info[cur_mod_id].start_idx = pre_idx;
bfa_log_info[cur_mod_id].total_count = idx - pre_idx;
bfa_log_msg_total_count = idx;
cbfn(log_mod, msg_id, "%s%s log: init OK, msg total count %u\n",
BFA_LOG_CAT_NAME,
bfa_log_severity[BFA_LOG_INFO], bfa_log_msg_total_count);
bfa_log_initialized = 1;
return 0;
}
/**
* BFA log set log level for a module
*
* @param[in] log_mod - log module info
* @param[in] mod_id - module id
* @param[in] log_level - log severity level
*
* It return BFA_STATUS_OK on success, or > 0 on failure
*/
bfa_status_t
bfa_log_set_level(struct bfa_log_mod_s *log_mod, int mod_id,
enum bfa_log_severity log_level)
{
if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX)
return BFA_STATUS_EINVAL;
if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX)
return BFA_STATUS_EINVAL;
if (log_mod)
log_mod->log_level[mod_id] = log_level;
else
bfa_log_info[mod_id].level = log_level;
return BFA_STATUS_OK;
}
/**
* BFA log set log level for all modules
*
* @param[in] log_mod - log module info
* @param[in] log_level - log severity level
*
* It return BFA_STATUS_OK on success, or > 0 on failure
*/
bfa_status_t
bfa_log_set_level_all(struct bfa_log_mod_s *log_mod,
enum bfa_log_severity log_level)
{
int mod_id = BFA_LOG_UNUSED_ID + 1;
if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX)
return BFA_STATUS_EINVAL;
if (log_mod) {
for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++)
log_mod->log_level[mod_id] = log_level;
} else {
for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++)
bfa_log_info[mod_id].level = log_level;
}
return BFA_STATUS_OK;
}
/**
* BFA log set log level for all aen sub-modules
*
* @param[in] log_mod - log module info
* @param[in] log_level - log severity level
*
* It return BFA_STATUS_OK on success, or > 0 on failure
*/
bfa_status_t
bfa_log_set_level_aen(struct bfa_log_mod_s *log_mod,
enum bfa_log_severity log_level)
{
int mod_id = BFA_LOG_AEN_MIN + 1;
if (log_mod) {
for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++)
log_mod->log_level[mod_id] = log_level;
} else {
for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++)
bfa_log_info[mod_id].level = log_level;
}
return BFA_STATUS_OK;
}
/**
* BFA log get log level for a module
*
* @param[in] log_mod - log module info
* @param[in] mod_id - module id
*
* It returns log level or -1 on error
*/
enum bfa_log_severity
bfa_log_get_level(struct bfa_log_mod_s *log_mod, int mod_id)
{
if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX)
return BFA_LOG_INVALID;
if (log_mod)
return (log_mod->log_level[mod_id]);
else
return (bfa_log_info[mod_id].level);
}
enum bfa_log_severity
bfa_log_get_msg_level(struct bfa_log_mod_s *log_mod, u32 msg_id)
{
struct bfa_log_msgdef_s *msg;
u32 mod = BFA_LOG_GET_MOD_ID(msg_id);
u32 idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1;
if (!bfa_log_initialized)
return BFA_LOG_INVALID;
if (mod > BFA_LOG_MODULE_ID_MAX)
return BFA_LOG_INVALID;
if (idx >= bfa_log_info[mod].total_count) {
bfa_log_info[mod].cbfn(log_mod, msg_id,
"%s%s log: inconsistent idx %u vs. total count %u\n",
BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx,
bfa_log_info[mod].total_count);
return BFA_LOG_INVALID;
}
msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx;
if (msg_id != BFA_LOG_GET_MSG_ID(msg)) {
bfa_log_info[mod].cbfn(log_mod, msg_id,
"%s%s log: inconsistent msg id %u array msg id %u\n",
BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR],
msg_id, BFA_LOG_GET_MSG_ID(msg));
return BFA_LOG_INVALID;
}
return BFA_LOG_GET_SEVERITY(msg);
}
/**
* BFA log message handling
*
* BFA log message handling finds the message based on message id and prints
* out the message based on its format and arguments. It also does prefix
* the severity etc.
*
* @param[in] log_mod - log module info
* @param[in] msg_id - message id
* @param[in] ... - message arguments
*
* It return 0 on success, or -1 on errors
*/
int
bfa_log(struct bfa_log_mod_s *log_mod, u32 msg_id, ...)
{
va_list ap;
char buf[256];
struct bfa_log_msgdef_s *msg;
int log_level;
u32 mod = BFA_LOG_GET_MOD_ID(msg_id);
u32 idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1;
if (!bfa_log_initialized)
return -1;
if (mod > BFA_LOG_MODULE_ID_MAX)
return -1;
if (idx >= bfa_log_info[mod].total_count) {
bfa_log_info[mod].
cbfn
(log_mod, msg_id,
"%s%s log: inconsistent idx %u vs. total count %u\n",
BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx,
bfa_log_info[mod].total_count);
return -1;
}
msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx;
if (msg_id != BFA_LOG_GET_MSG_ID(msg)) {
bfa_log_info[mod].
cbfn
(log_mod, msg_id,
"%s%s log: inconsistent msg id %u array msg id %u\n",
BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR],
msg_id, BFA_LOG_GET_MSG_ID(msg));
return -1;
}
log_level = log_mod ? log_mod->log_level[mod] : bfa_log_info[mod].level;
if ((BFA_LOG_GET_SEVERITY(msg) > log_level) &&
(msg->attributes != BFA_LOG_ATTR_NONE))
return 0;
va_start(ap, msg_id);
bfa_os_vsprintf(buf, BFA_LOG_GET_MSG_FMT_STRING(msg), ap);
va_end(ap);
if (log_mod)
log_mod->cbfn(log_mod, msg_id, "%s[%s]%s%s %s: %s\n",
BFA_LOG_CAT_NAME, log_mod->instance_info,
bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)],
(msg->attributes & BFA_LOG_ATTR_AUDIT)
? " (audit) " : "", msg->msg_value, buf);
else
bfa_log_info[mod].cbfn(log_mod, msg_id, "%s%s%s %s: %s\n",
BFA_LOG_CAT_NAME,
bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)],
(msg->attributes & BFA_LOG_ATTR_AUDIT) ?
" (audit) " : "", msg->msg_value, buf);
return 0;
}

451
drivers/scsi/bfa/bfa_log_module.c 100644
View File

@ -0,0 +1,451 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <cs/bfa_log.h>
#include <aen/bfa_aen_adapter.h>
#include <aen/bfa_aen_audit.h>
#include <aen/bfa_aen_ethport.h>
#include <aen/bfa_aen_ioc.h>
#include <aen/bfa_aen_itnim.h>
#include <aen/bfa_aen_lport.h>
#include <aen/bfa_aen_port.h>
#include <aen/bfa_aen_rport.h>
#include <log/bfa_log_fcs.h>
#include <log/bfa_log_hal.h>
#include <log/bfa_log_linux.h>
#include <log/bfa_log_wdrv.h>
struct bfa_log_msgdef_s bfa_log_msg_array[] = {
/* messages define for BFA_AEN_CAT_ADAPTER Module */
{BFA_AEN_ADAPTER_ADD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_ADAPTER_ADD",
"New adapter found: SN = %s, base port WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_ADAPTER_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_WARNING, "BFA_AEN_ADAPTER_REMOVE",
"Adapter removed: SN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
/* messages define for BFA_AEN_CAT_AUDIT Module */
{BFA_AEN_AUDIT_AUTH_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_ENABLE",
"Authentication enabled for base port: WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_AUDIT_AUTH_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_DISABLE",
"Authentication disabled for base port: WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
/* messages define for BFA_AEN_CAT_ETHPORT Module */
{BFA_AEN_ETHPORT_LINKUP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_ETHPORT_LINKUP",
"Base port ethernet linkup: mac = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_ETHPORT_LINKDOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_ETHPORT_LINKDOWN",
"Base port ethernet linkdown: mac = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_ETHPORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_ETHPORT_ENABLE",
"Base port ethernet interface enabled: mac = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_ETHPORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_ETHPORT_DISABLE",
"Base port ethernet interface disabled: mac = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
/* messages define for BFA_AEN_CAT_IOC Module */
{BFA_AEN_IOC_HBGOOD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_IOC_HBGOOD",
"Heart Beat of IOC %d is good.",
((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_IOC_HBFAIL, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_CRITICAL,
"BFA_AEN_IOC_HBFAIL",
"Heart Beat of IOC %d has failed.",
((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_IOC_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_IOC_ENABLE",
"IOC %d is enabled.",
((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_IOC_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_IOC_DISABLE",
"IOC %d is disabled.",
((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_IOC_FWMISMATCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_CRITICAL, "BFA_AEN_IOC_FWMISMATCH",
"Running firmware version is incompatible with the driver version.",
(0), 0},
/* messages define for BFA_AEN_CAT_ITNIM Module */
{BFA_AEN_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_ITNIM_ONLINE",
"Target (WWN = %s) is online for initiator (WWN = %s).",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_ITNIM_OFFLINE",
"Target (WWN = %s) offlined by initiator (WWN = %s).",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_ITNIM_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_ERROR, "BFA_AEN_ITNIM_DISCONNECT",
"Target (WWN = %s) connectivity lost for initiator (WWN = %s).",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
/* messages define for BFA_AEN_CAT_LPORT Module */
{BFA_AEN_LPORT_NEW, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_LPORT_NEW",
"New logical port created: WWN = %s, Role = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_LPORT_DELETE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_LPORT_DELETE",
"Logical port deleted: WWN = %s, Role = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_LPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_LPORT_ONLINE",
"Logical port online: WWN = %s, Role = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_LPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_LPORT_OFFLINE",
"Logical port taken offline: WWN = %s, Role = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_LPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_ERROR, "BFA_AEN_LPORT_DISCONNECT",
"Logical port lost fabric connectivity: WWN = %s, Role = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_LPORT_NEW_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_LPORT_NEW_PROP",
"New virtual port created using proprietary interface: WWN = %s, Role = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_LPORT_DELETE_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_PROP",
"Virtual port deleted using proprietary interface: WWN = %s, Role = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_LPORT_NEW_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "BFA_AEN_LPORT_NEW_STANDARD",
"New virtual port created using standard interface: WWN = %s, Role = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_LPORT_DELETE_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_STANDARD",
"Virtual port deleted using standard interface: WWN = %s, Role = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_LPORT_NPIV_DUP_WWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_DUP_WWN",
"Virtual port login failed. Duplicate WWN = %s reported by fabric.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_LPORT_NPIV_FABRIC_MAX, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_FABRIC_MAX",
"Virtual port (WWN = %s) login failed. Max NPIV ports already exist in"
" fabric/fport.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_LPORT_NPIV_UNKNOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_UNKNOWN",
"Virtual port (WWN = %s) login failed.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
/* messages define for BFA_AEN_CAT_PORT Module */
{BFA_AEN_PORT_ONLINE, BFA_LOG_ATTR_NONE, BFA_LOG_INFO, "BFA_AEN_PORT_ONLINE",
"Base port online: WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING,
"BFA_AEN_PORT_OFFLINE",
"Base port offline: WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_RLIR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_PORT_RLIR",
"RLIR event not supported.",
(0), 0},
{BFA_AEN_PORT_SFP_INSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_PORT_SFP_INSERT",
"New SFP found: WWN/MAC = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_SFP_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_REMOVE",
"SFP removed: WWN/MAC = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_SFP_POM, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING,
"BFA_AEN_PORT_SFP_POM",
"SFP POM level to %s: WWN/MAC = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_PORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_PORT_ENABLE",
"Base port enabled: WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_PORT_DISABLE",
"Base port disabled: WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_AUTH_ON, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_PORT_AUTH_ON",
"Authentication successful for base port: WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_AUTH_OFF, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
"BFA_AEN_PORT_AUTH_OFF",
"Authentication unsuccessful for base port: WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
"BFA_AEN_PORT_DISCONNECT",
"Base port (WWN = %s) lost fabric connectivity.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_QOS_NEG, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING,
"BFA_AEN_PORT_QOS_NEG",
"QOS negotiation failed for base port: WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_FABRIC_NAME_CHANGE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_WARNING, "BFA_AEN_PORT_FABRIC_NAME_CHANGE",
"Base port WWN = %s, Fabric WWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_PORT_SFP_ACCESS_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_ACCESS_ERROR",
"SFP access error: WWN/MAC = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_AEN_PORT_SFP_UNSUPPORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_UNSUPPORT",
"Unsupported SFP found: WWN/MAC = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
/* messages define for BFA_AEN_CAT_RPORT Module */
{BFA_AEN_RPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_RPORT_ONLINE",
"Remote port (WWN = %s) online for logical port (WWN = %s).",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_RPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_RPORT_OFFLINE",
"Remote port (WWN = %s) offlined by logical port (WWN = %s).",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_RPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_ERROR, "BFA_AEN_RPORT_DISCONNECT",
"Remote port (WWN = %s) connectivity lost for logical port (WWN = %s).",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
{BFA_AEN_RPORT_QOS_PRIO, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_RPORT_QOS_PRIO",
"QOS priority changed to %s: RPWWN = %s and LPWWN = %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) |
(BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
{BFA_AEN_RPORT_QOS_FLOWID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"BFA_AEN_RPORT_QOS_FLOWID",
"QOS flow ID changed to %d: RPWWN = %s and LPWWN = %s.",
((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) |
(BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
/* messages define for FCS Module */
{BFA_LOG_FCS_FABRIC_NOSWITCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "FCS_FABRIC_NOSWITCH",
"No switched fabric presence is detected.",
(0), 0},
{BFA_LOG_FCS_FABRIC_ISOLATED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "FCS_FABRIC_ISOLATED",
"Port is isolated due to VF_ID mismatch. PWWN: %s, Port VF_ID: %04x and"
" switch port VF_ID: %04x.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_X << BFA_LOG_ARG1) |
(BFA_LOG_X << BFA_LOG_ARG2) | 0), 3},
/* messages define for HAL Module */
{BFA_LOG_HAL_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
"HAL_ASSERT",
"Assertion failure: %s:%d: %s",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
(BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
{BFA_LOG_HAL_HEARTBEAT_FAILURE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_CRITICAL, "HAL_HEARTBEAT_FAILURE",
"Firmware heartbeat failure at %d",
((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
{BFA_LOG_HAL_FCPIM_PARM_INVALID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "HAL_FCPIM_PARM_INVALID",
"Driver configuration %s value %d is invalid. Value should be within"
" %d and %d.",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
(BFA_LOG_D << BFA_LOG_ARG2) | (BFA_LOG_D << BFA_LOG_ARG3) | 0), 4},
{BFA_LOG_HAL_SM_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
"HAL_SM_ASSERT",
"SM Assertion failure: %s:%d: event = %d",
((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
(BFA_LOG_D << BFA_LOG_ARG2) | 0), 3},
/* messages define for LINUX Module */
{BFA_LOG_LINUX_DEVICE_CLAIMED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "LINUX_DEVICE_CLAIMED",
"bfa device at %s claimed.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_LOG_LINUX_HASH_INIT_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "LINUX_HASH_INIT_FAILED",
"Hash table initialization failure for the port %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_LOG_LINUX_SYSFS_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "LINUX_SYSFS_FAILED",
"sysfs file creation failure for the port %s.",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_LOG_LINUX_MEM_ALLOC_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "LINUX_MEM_ALLOC_FAILED",
"Memory allocation failed: %s. ",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_LOG_LINUX_DRIVER_REGISTRATION_FAILED,
BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"LINUX_DRIVER_REGISTRATION_FAILED",
"%s. ",
((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
{BFA_LOG_LINUX_ITNIM_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"LINUX_ITNIM_FREE",
"scsi%d: FCID: %s WWPN: %s",
((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) |
(BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
{BFA_LOG_LINUX_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "LINUX_ITNIM_ONLINE",
"Target: %d:0:%d FCID: %s WWPN: %s",
((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
(BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4},
{BFA_LOG_LINUX_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "LINUX_ITNIM_OFFLINE",
"Target: %d:0:%d FCID: %s WWPN: %s",
((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
(BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4},
{BFA_LOG_LINUX_SCSI_HOST_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "LINUX_SCSI_HOST_FREE",
"Free scsi%d",
((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
{BFA_LOG_LINUX_SCSI_ABORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
"LINUX_SCSI_ABORT",
"scsi%d: abort cmnd %p, iotag %x",
((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) |
(BFA_LOG_X << BFA_LOG_ARG2) | 0), 3},
{BFA_LOG_LINUX_SCSI_ABORT_COMP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "LINUX_SCSI_ABORT_COMP",
"scsi%d: complete abort 0x%p, iotag 0x%x",
((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) |
(BFA_LOG_X << BFA_LOG_ARG2) | 0), 3},
/* messages define for WDRV Module */
{BFA_LOG_WDRV_IOC_INIT_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "WDRV_IOC_INIT_ERROR",
"IOC initialization has failed.",
(0), 0},
{BFA_LOG_WDRV_IOC_INTERNAL_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "WDRV_IOC_INTERNAL_ERROR",
"IOC internal error. ",
(0), 0},
{BFA_LOG_WDRV_IOC_START_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "WDRV_IOC_START_ERROR",
"IOC could not be started. ",
(0), 0},
{BFA_LOG_WDRV_IOC_STOP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "WDRV_IOC_STOP_ERROR",
"IOC could not be stopped. ",
(0), 0},
{BFA_LOG_WDRV_INSUFFICIENT_RESOURCES, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "WDRV_INSUFFICIENT_RESOURCES",
"Insufficient memory. ",
(0), 0},
{BFA_LOG_WDRV_BASE_ADDRESS_MAP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
BFA_LOG_INFO, "WDRV_BASE_ADDRESS_MAP_ERROR",
"Unable to map the IOC onto the system address space. ",
(0), 0},
{0, 0, 0, "", "", 0, 0},
};

782
drivers/scsi/bfa/bfa_lps.c 100644
View File

@ -0,0 +1,782 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include <bfi/bfi_lps.h>
#include <cs/bfa_debug.h>
BFA_TRC_FILE(HAL, LPS);
BFA_MODULE(lps);
#define BFA_LPS_MIN_LPORTS (1)
#define BFA_LPS_MAX_LPORTS (256)
/**
* forward declarations
*/
static void bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,
u32 *dm_len);
static void bfa_lps_attach(struct bfa_s *bfa, void *bfad,
struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo,
struct bfa_pcidev_s *pcidev);
static void bfa_lps_initdone(struct bfa_s *bfa);
static void bfa_lps_detach(struct bfa_s *bfa);
static void bfa_lps_start(struct bfa_s *bfa);
static void bfa_lps_stop(struct bfa_s *bfa);
static void bfa_lps_iocdisable(struct bfa_s *bfa);
static void bfa_lps_login_rsp(struct bfa_s *bfa,
struct bfi_lps_login_rsp_s *rsp);
static void bfa_lps_logout_rsp(struct bfa_s *bfa,
struct bfi_lps_logout_rsp_s *rsp);
static void bfa_lps_reqq_resume(void *lps_arg);
static void bfa_lps_free(struct bfa_lps_s *lps);
static void bfa_lps_send_login(struct bfa_lps_s *lps);
static void bfa_lps_send_logout(struct bfa_lps_s *lps);
static void bfa_lps_login_comp(struct bfa_lps_s *lps);
static void bfa_lps_logout_comp(struct bfa_lps_s *lps);
/**
* lps_pvt BFA LPS private functions
*/
enum bfa_lps_event {
BFA_LPS_SM_LOGIN = 1, /* login request from user */
BFA_LPS_SM_LOGOUT = 2, /* logout request from user */
BFA_LPS_SM_FWRSP = 3, /* f/w response to login/logout */
BFA_LPS_SM_RESUME = 4, /* space present in reqq queue */
BFA_LPS_SM_DELETE = 5, /* lps delete from user */
BFA_LPS_SM_OFFLINE = 6, /* Link is offline */
};
static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event);
static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event);
static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps,
enum bfa_lps_event event);
static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event);
static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event);
static void bfa_lps_sm_logowait(struct bfa_lps_s *lps,
enum bfa_lps_event event);
/**
* Init state -- no login
*/
static void
bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event)
{
bfa_trc(lps->bfa, lps->lp_tag);
bfa_trc(lps->bfa, event);
switch (event) {
case BFA_LPS_SM_LOGIN:
if (bfa_reqq_full(lps->bfa, lps->reqq)) {
bfa_sm_set_state(lps, bfa_lps_sm_loginwait);
bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
} else {
bfa_sm_set_state(lps, bfa_lps_sm_login);
bfa_lps_send_login(lps);
}
break;
case BFA_LPS_SM_LOGOUT:
bfa_lps_logout_comp(lps);
break;
case BFA_LPS_SM_DELETE:
bfa_lps_free(lps);
break;
case BFA_LPS_SM_OFFLINE:
break;
case BFA_LPS_SM_FWRSP:
/* Could happen when fabric detects loopback and discards
* the lps request. Fw will eventually sent out the timeout
* Just ignore
*/
break;
default:
bfa_assert(0);
}
}
/**
* login is in progress -- awaiting response from firmware
*/
static void
bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event)
{
bfa_trc(lps->bfa, lps->lp_tag);
bfa_trc(lps->bfa, event);
switch (event) {
case BFA_LPS_SM_FWRSP:
if (lps->status == BFA_STATUS_OK)
bfa_sm_set_state(lps, bfa_lps_sm_online);
else
bfa_sm_set_state(lps, bfa_lps_sm_init);
bfa_lps_login_comp(lps);
break;
case BFA_LPS_SM_OFFLINE:
bfa_sm_set_state(lps, bfa_lps_sm_init);
break;
default:
bfa_assert(0);
}
}
/**
* login pending - awaiting space in request queue
*/
static void
bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event event)
{
bfa_trc(lps->bfa, lps->lp_tag);
bfa_trc(lps->bfa, event);
switch (event) {
case BFA_LPS_SM_RESUME:
bfa_sm_set_state(lps, bfa_lps_sm_login);
break;
case BFA_LPS_SM_OFFLINE:
bfa_sm_set_state(lps, bfa_lps_sm_init);
bfa_reqq_wcancel(&lps->wqe);
break;
default:
bfa_assert(0);
}
}
/**
* login complete
*/
static void
bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event)
{
bfa_trc(lps->bfa, lps->lp_tag);
bfa_trc(lps->bfa, event);
switch (event) {
case BFA_LPS_SM_LOGOUT:
if (bfa_reqq_full(lps->bfa, lps->reqq)) {
bfa_sm_set_state(lps, bfa_lps_sm_logowait);
bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
} else {
bfa_sm_set_state(lps, bfa_lps_sm_logout);
bfa_lps_send_logout(lps);
}
break;
case BFA_LPS_SM_OFFLINE:
case BFA_LPS_SM_DELETE:
bfa_sm_set_state(lps, bfa_lps_sm_init);
break;
default:
bfa_assert(0);
}
}
/**
* logout in progress - awaiting firmware response
*/
static void
bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event)
{
bfa_trc(lps->bfa, lps->lp_tag);
bfa_trc(lps->bfa, event);
switch (event) {
case BFA_LPS_SM_FWRSP:
bfa_sm_set_state(lps, bfa_lps_sm_init);
bfa_lps_logout_comp(lps);
break;
case BFA_LPS_SM_OFFLINE:
bfa_sm_set_state(lps, bfa_lps_sm_init);
break;
default:
bfa_assert(0);
}
}
/**
* logout pending -- awaiting space in request queue
*/
static void
bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event event)
{
bfa_trc(lps->bfa, lps->lp_tag);
bfa_trc(lps->bfa, event);
switch (event) {
case BFA_LPS_SM_RESUME:
bfa_sm_set_state(lps, bfa_lps_sm_logout);
bfa_lps_send_logout(lps);
break;
case BFA_LPS_SM_OFFLINE:
bfa_sm_set_state(lps, bfa_lps_sm_init);
bfa_reqq_wcancel(&lps->wqe);
break;
default:
bfa_assert(0);
}
}
/**
* lps_pvt BFA LPS private functions
*/
/**
* return memory requirement
*/
static void
bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len)
{
if (cfg->drvcfg.min_cfg)
*ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS;
else
*ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS;
}
/**
* bfa module attach at initialization time
*/
static void
bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
{
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
struct bfa_lps_s *lps;
int i;
bfa_os_memset(mod, 0, sizeof(struct bfa_lps_mod_s));
mod->num_lps = BFA_LPS_MAX_LPORTS;
if (cfg->drvcfg.min_cfg)
mod->num_lps = BFA_LPS_MIN_LPORTS;
else
mod->num_lps = BFA_LPS_MAX_LPORTS;
mod->lps_arr = lps = (struct bfa_lps_s *) bfa_meminfo_kva(meminfo);
bfa_meminfo_kva(meminfo) += mod->num_lps * sizeof(struct bfa_lps_s);
INIT_LIST_HEAD(&mod->lps_free_q);
INIT_LIST_HEAD(&mod->lps_active_q);
for (i = 0; i < mod->num_lps; i++, lps++) {
lps->bfa = bfa;
lps->lp_tag = (u8) i;
lps->reqq = BFA_REQQ_LPS;
bfa_reqq_winit(&lps->wqe, bfa_lps_reqq_resume, lps);
list_add_tail(&lps->qe, &mod->lps_free_q);
}
}
static void
bfa_lps_initdone(struct bfa_s *bfa)
{
}
static void
bfa_lps_detach(struct bfa_s *bfa)
{
}
static void
bfa_lps_start(struct bfa_s *bfa)
{
}
static void
bfa_lps_stop(struct bfa_s *bfa)
{
}
/**
* IOC in disabled state -- consider all lps offline
*/
static void
bfa_lps_iocdisable(struct bfa_s *bfa)
{
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
struct bfa_lps_s *lps;
struct list_head *qe, *qen;
list_for_each_safe(qe, qen, &mod->lps_active_q) {
lps = (struct bfa_lps_s *) qe;
bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
}
}
/**
* Firmware login response
*/
static void
bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp)
{
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
struct bfa_lps_s *lps;
bfa_assert(rsp->lp_tag < mod->num_lps);
lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag);
lps->status = rsp->status;
switch (rsp->status) {
case BFA_STATUS_OK:
lps->fport = rsp->f_port;
lps->npiv_en = rsp->npiv_en;
lps->lp_pid = rsp->lp_pid;
lps->pr_bbcred = bfa_os_ntohs(rsp->bb_credit);
lps->pr_pwwn = rsp->port_name;
lps->pr_nwwn = rsp->node_name;
lps->auth_req = rsp->auth_req;
lps->lp_mac = rsp->lp_mac;
lps->brcd_switch = rsp->brcd_switch;
lps->fcf_mac = rsp->fcf_mac;
break;
case BFA_STATUS_FABRIC_RJT:
lps->lsrjt_rsn = rsp->lsrjt_rsn;
lps->lsrjt_expl = rsp->lsrjt_expl;
break;
case BFA_STATUS_EPROTOCOL:
lps->ext_status = rsp->ext_status;
break;
default:
/* Nothing to do with other status */
break;
}
bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
}
/**
* Firmware logout response
*/
static void
bfa_lps_logout_rsp(struct bfa_s *bfa, struct bfi_lps_logout_rsp_s *rsp)
{
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
struct bfa_lps_s *lps;
bfa_assert(rsp->lp_tag < mod->num_lps);
lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag);
bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
}
/**
* Space is available in request queue, resume queueing request to firmware.
*/
static void
bfa_lps_reqq_resume(void *lps_arg)
{
struct bfa_lps_s *lps = lps_arg;
bfa_sm_send_event(lps, BFA_LPS_SM_RESUME);
}
/**
* lps is freed -- triggered by vport delete
*/
static void
bfa_lps_free(struct bfa_lps_s *lps)
{
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa);
list_del(&lps->qe);
list_add_tail(&lps->qe, &mod->lps_free_q);
}
/**
* send login request to firmware
*/
static void
bfa_lps_send_login(struct bfa_lps_s *lps)
{
struct bfi_lps_login_req_s *m;
m = bfa_reqq_next(lps->bfa, lps->reqq);
bfa_assert(m);
bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ,
bfa_lpuid(lps->bfa));
m->lp_tag = lps->lp_tag;
m->alpa = lps->alpa;
m->pdu_size = bfa_os_htons(lps->pdusz);
m->pwwn = lps->pwwn;
m->nwwn = lps->nwwn;
m->fdisc = lps->fdisc;
m->auth_en = lps->auth_en;
bfa_reqq_produce(lps->bfa, lps->reqq);
}
/**
* send logout request to firmware
*/
static void
bfa_lps_send_logout(struct bfa_lps_s *lps)
{
struct bfi_lps_logout_req_s *m;
m = bfa_reqq_next(lps->bfa, lps->reqq);
bfa_assert(m);
bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ,
bfa_lpuid(lps->bfa));
m->lp_tag = lps->lp_tag;
m->port_name = lps->pwwn;
bfa_reqq_produce(lps->bfa, lps->reqq);
}
/**
* Indirect login completion handler for non-fcs
*/
static void
bfa_lps_login_comp_cb(void *arg, bfa_boolean_t complete)
{
struct bfa_lps_s *lps = arg;
if (!complete)
return;
if (lps->fdisc)
bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
else
bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
}
/**
* Login completion handler -- direct call for fcs, queue for others
*/
static void
bfa_lps_login_comp(struct bfa_lps_s *lps)
{
if (!lps->bfa->fcs) {
bfa_cb_queue(lps->bfa, &lps->hcb_qe,
bfa_lps_login_comp_cb, lps);
return;
}
if (lps->fdisc)
bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
else
bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
}
/**
* Indirect logout completion handler for non-fcs
*/
static void
bfa_lps_logout_comp_cb(void *arg, bfa_boolean_t complete)
{
struct bfa_lps_s *lps = arg;
if (!complete)
return;
if (lps->fdisc)
bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
else
bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg);
}
/**
* Logout completion handler -- direct call for fcs, queue for others
*/
static void
bfa_lps_logout_comp(struct bfa_lps_s *lps)
{
if (!lps->bfa->fcs) {
bfa_cb_queue(lps->bfa, &lps->hcb_qe,
bfa_lps_logout_comp_cb, lps);
return;
}
if (lps->fdisc)
bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
else
bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg);
}
/**
* lps_public BFA LPS public functions
*/
/**
* Allocate a lport srvice tag.
*/
struct bfa_lps_s *
bfa_lps_alloc(struct bfa_s *bfa)
{
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
struct bfa_lps_s *lps = NULL;
bfa_q_deq(&mod->lps_free_q, &lps);
if (lps == NULL)
return NULL;
list_add_tail(&lps->qe, &mod->lps_active_q);
bfa_sm_set_state(lps, bfa_lps_sm_init);
return lps;
}
/**
* Free lport service tag. This can be called anytime after an alloc.
* No need to wait for any pending login/logout completions.
*/
void
bfa_lps_delete(struct bfa_lps_s *lps)
{
bfa_sm_send_event(lps, BFA_LPS_SM_DELETE);
}
/**
* Initiate a lport login.
*/
void
bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en)
{
lps->uarg = uarg;
lps->alpa = alpa;
lps->pdusz = pdusz;
lps->pwwn = pwwn;
lps->nwwn = nwwn;
lps->fdisc = BFA_FALSE;
lps->auth_en = auth_en;
bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
}
/**
* Initiate a lport fdisc login.
*/
void
bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn,
wwn_t nwwn)
{
lps->uarg = uarg;
lps->alpa = 0;
lps->pdusz = pdusz;
lps->pwwn = pwwn;
lps->nwwn = nwwn;
lps->fdisc = BFA_TRUE;
lps->auth_en = BFA_FALSE;
bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
}
/**
* Initiate a lport logout (flogi).
*/
void
bfa_lps_flogo(struct bfa_lps_s *lps)
{
bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT);
}
/**
* Initiate a lport FDSIC logout.
*/
void
bfa_lps_fdisclogo(struct bfa_lps_s *lps)
{
bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT);
}
/**
* Discard a pending login request -- should be called only for
* link down handling.
*/
void
bfa_lps_discard(struct bfa_lps_s *lps)
{
bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
}
/**
* Return lport services tag
*/
u8
bfa_lps_get_tag(struct bfa_lps_s *lps)
{
return lps->lp_tag;
}
/**
* Return lport services tag given the pid
*/
u8
bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid)
{
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
struct bfa_lps_s *lps;
int i;
for (i = 0, lps = mod->lps_arr; i < mod->num_lps; i++, lps++) {
if (lps->lp_pid == pid)
return lps->lp_tag;
}
/* Return base port tag anyway */
return 0;
}
/**
* return if fabric login indicates support for NPIV
*/
bfa_boolean_t
bfa_lps_is_npiv_en(struct bfa_lps_s *lps)
{
return lps->npiv_en;
}
/**
* Return TRUE if attached to F-Port, else return FALSE
*/
bfa_boolean_t
bfa_lps_is_fport(struct bfa_lps_s *lps)
{
return lps->fport;
}
/**
* Return TRUE if attached to a Brocade Fabric
*/
bfa_boolean_t
bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps)
{
return lps->brcd_switch;
}
/**
* return TRUE if authentication is required
*/
bfa_boolean_t
bfa_lps_is_authreq(struct bfa_lps_s *lps)
{
return lps->auth_req;
}
bfa_eproto_status_t
bfa_lps_get_extstatus(struct bfa_lps_s *lps)
{
return lps->ext_status;
}
/**
* return port id assigned to the lport
*/
u32
bfa_lps_get_pid(struct bfa_lps_s *lps)
{
return lps->lp_pid;
}
/**
* Return bb_credit assigned in FLOGI response
*/
u16
bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps)
{
return lps->pr_bbcred;
}
/**
* Return peer port name
*/
wwn_t
bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps)
{
return lps->pr_pwwn;
}
/**
* Return peer node name
*/
wwn_t
bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps)
{
return lps->pr_nwwn;
}
/**
* return reason code if login request is rejected
*/
u8
bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps)
{
return lps->lsrjt_rsn;
}
/**
* return explanation code if login request is rejected
*/
u8
bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps)
{
return lps->lsrjt_expl;
}
/**
* LPS firmware message class handler.
*/
void
bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
{
union bfi_lps_i2h_msg_u msg;
bfa_trc(bfa, m->mhdr.msg_id);
msg.msg = m;
switch (m->mhdr.msg_id) {
case BFI_LPS_H2I_LOGIN_RSP:
bfa_lps_login_rsp(bfa, msg.login_rsp);
break;
case BFI_LPS_H2I_LOGOUT_RSP:
bfa_lps_logout_rsp(bfa, msg.logout_rsp);
break;
default:
bfa_trc(bfa, m->mhdr.msg_id);
bfa_assert(0);
}
}

38
drivers/scsi/bfa/bfa_lps_priv.h 100644
View File

@ -0,0 +1,38 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_LPS_PRIV_H__
#define __BFA_LPS_PRIV_H__
#include <bfa_svc.h>
struct bfa_lps_mod_s {
struct list_head lps_free_q;
struct list_head lps_active_q;
struct bfa_lps_s *lps_arr;
int num_lps;
};
#define BFA_LPS_MOD(__bfa) (&(__bfa)->modules.lps_mod)
#define BFA_LPS_FROM_TAG(__mod, __tag) (&(__mod)->lps_arr[__tag])
/*
* external functions
*/
void bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
#endif /* __BFA_LPS_PRIV_H__ */

90
drivers/scsi/bfa/bfa_module.c 100644
View File

@ -0,0 +1,90 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include <defs/bfa_defs_pci.h>
#include <cs/bfa_debug.h>
#include <bfa_iocfc.h>
/**
* BFA module list terminated by NULL
*/
struct bfa_module_s *hal_mods[] = {
&hal_mod_sgpg,
&hal_mod_pport,
&hal_mod_fcxp,
&hal_mod_lps,
&hal_mod_uf,
&hal_mod_rport,
&hal_mod_fcpim,
#ifdef BFA_CFG_PBIND
&hal_mod_pbind,
#endif
NULL
};
/**
* Message handlers for various modules.
*/
bfa_isr_func_t bfa_isrs[BFI_MC_MAX] = {
bfa_isr_unhandled, /* NONE */
bfa_isr_unhandled, /* BFI_MC_IOC */
bfa_isr_unhandled, /* BFI_MC_DIAG */
bfa_isr_unhandled, /* BFI_MC_FLASH */
bfa_isr_unhandled, /* BFI_MC_CEE */
bfa_pport_isr, /* BFI_MC_PORT */
bfa_isr_unhandled, /* BFI_MC_IOCFC */
bfa_isr_unhandled, /* BFI_MC_LL */
bfa_uf_isr, /* BFI_MC_UF */
bfa_fcxp_isr, /* BFI_MC_FCXP */
bfa_lps_isr, /* BFI_MC_LPS */
bfa_rport_isr, /* BFI_MC_RPORT */
bfa_itnim_isr, /* BFI_MC_ITNIM */
bfa_isr_unhandled, /* BFI_MC_IOIM_READ */
bfa_isr_unhandled, /* BFI_MC_IOIM_WRITE */
bfa_isr_unhandled, /* BFI_MC_IOIM_IO */
bfa_ioim_isr, /* BFI_MC_IOIM */
bfa_ioim_good_comp_isr, /* BFI_MC_IOIM_IOCOM */
bfa_tskim_isr, /* BFI_MC_TSKIM */
bfa_isr_unhandled, /* BFI_MC_SBOOT */
bfa_isr_unhandled, /* BFI_MC_IPFC */
bfa_isr_unhandled, /* BFI_MC_PORT */
bfa_isr_unhandled, /* --------- */
bfa_isr_unhandled, /* --------- */
bfa_isr_unhandled, /* --------- */
bfa_isr_unhandled, /* --------- */
bfa_isr_unhandled, /* --------- */
bfa_isr_unhandled, /* --------- */
bfa_isr_unhandled, /* --------- */
bfa_isr_unhandled, /* --------- */
bfa_isr_unhandled, /* --------- */
bfa_isr_unhandled, /* --------- */
};
/**
* Message handlers for mailbox command classes
*/
bfa_ioc_mbox_mcfunc_t bfa_mbox_isrs[BFI_MC_MAX] = {
NULL,
NULL, /* BFI_MC_IOC */
NULL, /* BFI_MC_DIAG */
NULL, /* BFI_MC_FLASH */
NULL, /* BFI_MC_CEE */
NULL, /* BFI_MC_PORT */
bfa_iocfc_isr, /* BFI_MC_IOCFC */
NULL,
};

43
drivers/scsi/bfa/bfa_modules_priv.h 100644
View File

@ -0,0 +1,43 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_MODULES_PRIV_H__
#define __BFA_MODULES_PRIV_H__
#include "bfa_uf_priv.h"
#include "bfa_port_priv.h"
#include "bfa_rport_priv.h"
#include "bfa_fcxp_priv.h"
#include "bfa_lps_priv.h"
#include "bfa_fcpim_priv.h"
#include <cee/bfa_cee.h>
#include <port/bfa_port.h>
struct bfa_modules_s {
struct bfa_pport_s pport; /* physical port module */
struct bfa_fcxp_mod_s fcxp_mod; /* fcxp module */
struct bfa_lps_mod_s lps_mod; /* fcxp module */
struct bfa_uf_mod_s uf_mod; /* unsolicited frame module */
struct bfa_rport_mod_s rport_mod; /* remote port module */
struct bfa_fcpim_mod_s fcpim_mod; /* FCP initiator module */
struct bfa_sgpg_mod_s sgpg_mod; /* SG page module */
struct bfa_cee_s cee; /* CEE Module */
struct bfa_port_s port; /* Physical port module */
};
#endif /* __BFA_MODULES_PRIV_H__ */

222
drivers/scsi/bfa/bfa_os_inc.h 100644
View File

@ -0,0 +1,222 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* Contains declarations all OS Specific files needed for BFA layer
*/
#ifndef __BFA_OS_INC_H__
#define __BFA_OS_INC_H__
#ifndef __KERNEL__
#include <stdint.h>
#else
#include <linux/types.h>
#include <linux/version.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#define SET_MODULE_VERSION(VER)
#include <linux/idr.h>
#include <linux/interrupt.h>
#include <linux/cdev.h>
#include <linux/fs.h>
#include <linux/delay.h>
#include <linux/vmalloc.h>
#include <linux/workqueue.h>
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsi_transport_fc.h>
#include <scsi/scsi_transport.h>
#define BFA_ERR KERN_ERR
#define BFA_WARNING KERN_WARNING
#define BFA_NOTICE KERN_NOTICE
#define BFA_INFO KERN_INFO
#define BFA_DEBUG KERN_DEBUG
#define LOG_BFAD_INIT 0x00000001
#define LOG_FCP_IO 0x00000002
#ifdef DEBUG
#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...) \
BFA_LOG(bfad, level, mask, fmt, ## arg)
#define BFA_DEV_TRACE(bfad, level, fmt, arg...) \
BFA_DEV_PRINTF(bfad, level, fmt, ## arg)
#define BFA_TRACE(level, fmt, arg...) \
BFA_PRINTF(level, fmt, ## arg)
#else
#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...)
#define BFA_DEV_TRACE(bfad, level, fmt, arg...)
#define BFA_TRACE(level, fmt, arg...)
#endif
#define BFA_ASSERT(p) do { \
if (!(p)) { \
printk(KERN_ERR "assert(%s) failed at %s:%d\n", \
#p, __FILE__, __LINE__); \
BUG(); \
} \
} while (0)
#define BFA_LOG(bfad, level, mask, fmt, arg...) \
do { \
if (((mask) & (((struct bfad_s *)(bfad))-> \
cfg_data[cfg_log_mask])) || (level[1] <= '3')) \
dev_printk(level, &(((struct bfad_s *) \
(bfad))->pcidev->dev), fmt, ##arg); \
} while (0)
#ifndef BFA_DEV_PRINTF
#define BFA_DEV_PRINTF(bfad, level, fmt, arg...) \
dev_printk(level, &(((struct bfad_s *) \
(bfad))->pcidev->dev), fmt, ##arg);
#endif
#define BFA_PRINTF(level, fmt, arg...) \
printk(level fmt, ##arg);
int bfa_os_MWB(void *);
#define bfa_os_mmiowb() mmiowb()
#define bfa_swap_3b(_x) \
((((_x) & 0xff) << 16) | \
((_x) & 0x00ff00) | \
(((_x) & 0xff0000) >> 16))
#define bfa_swap_8b(_x) \
((((_x) & 0xff00000000000000ull) >> 56) \
| (((_x) & 0x00ff000000000000ull) >> 40) \
| (((_x) & 0x0000ff0000000000ull) >> 24) \
| (((_x) & 0x000000ff00000000ull) >> 8) \
| (((_x) & 0x00000000ff000000ull) << 8) \
| (((_x) & 0x0000000000ff0000ull) << 24) \
| (((_x) & 0x000000000000ff00ull) << 40) \
| (((_x) & 0x00000000000000ffull) << 56))
#define bfa_os_swap32(_x) \
((((_x) & 0xff) << 24) | \
(((_x) & 0x0000ff00) << 8) | \
(((_x) & 0x00ff0000) >> 8) | \
(((_x) & 0xff000000) >> 24))
#ifndef __BIGENDIAN
#define bfa_os_htons(_x) ((u16)((((_x) & 0xff00) >> 8) | \
(((_x) & 0x00ff) << 8)))
#define bfa_os_htonl(_x) bfa_os_swap32(_x)
#define bfa_os_htonll(_x) bfa_swap_8b(_x)
#define bfa_os_hton3b(_x) bfa_swap_3b(_x)
#define bfa_os_wtole(_x) (_x)
#else
#define bfa_os_htons(_x) (_x)
#define bfa_os_htonl(_x) (_x)
#define bfa_os_hton3b(_x) (_x)
#define bfa_os_htonll(_x) (_x)
#define bfa_os_wtole(_x) bfa_os_swap32(_x)
#endif
#define bfa_os_ntohs(_x) bfa_os_htons(_x)
#define bfa_os_ntohl(_x) bfa_os_htonl(_x)
#define bfa_os_ntohll(_x) bfa_os_htonll(_x)
#define bfa_os_ntoh3b(_x) bfa_os_hton3b(_x)
#define bfa_os_u32(__pa64) ((__pa64) >> 32)
#define bfa_os_memset memset
#define bfa_os_memcpy memcpy
#define bfa_os_udelay udelay
#define bfa_os_vsprintf vsprintf
#define bfa_os_assign(__t, __s) __t = __s
#define bfa_os_addr_t char __iomem *
#define bfa_os_panic()
#define bfa_os_reg_read(_raddr) bfa_os_wtole(readl(_raddr))
#define bfa_os_reg_write(_raddr, _val) writel(bfa_os_wtole((_val)), (_raddr))
#define bfa_os_mem_read(_raddr, _off) \
bfa_os_ntohl(readl(((_raddr) + (_off))))
#define bfa_os_mem_write(_raddr, _off, _val) \
writel(bfa_os_htonl((_val)), ((_raddr) + (_off)))
#define BFA_TRC_TS(_trcm) \
({ \
struct timeval tv; \
\
do_gettimeofday(&tv); \
(tv.tv_sec*1000000+tv.tv_usec); \
})
struct bfa_log_mod_s;
void bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id,
const char *fmt, ...);
#endif
#define boolean_t int
/**
* For current time stamp, OS API will fill-in
*/
struct bfa_timeval_s {
u32 tv_sec; /* seconds */
u32 tv_usec; /* microseconds */
};
void bfa_os_gettimeofday(struct bfa_timeval_s *tv);
static inline void
wwn2str(char *wwn_str, u64 wwn)
{
union {
u64 wwn;
u8 byte[8];
} w;
w.wwn = wwn;
sprintf(wwn_str, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", w.byte[0],
w.byte[1], w.byte[2], w.byte[3], w.byte[4], w.byte[5],
w.byte[6], w.byte[7]);
}
static inline void
fcid2str(char *fcid_str, u32 fcid)
{
union {
u32 fcid;
u8 byte[4];
} f;
f.fcid = fcid;
sprintf(fcid_str, "%02x:%02x:%02x", f.byte[1], f.byte[2], f.byte[3]);
}
#endif /* __BFA_OS_INC_H__ */

460
drivers/scsi/bfa/bfa_port.c 100644
View File

@ -0,0 +1,460 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <defs/bfa_defs_port.h>
#include <cs/bfa_trc.h>
#include <cs/bfa_log.h>
#include <cs/bfa_debug.h>
#include <port/bfa_port.h>
#include <bfi/bfi.h>
#include <bfi/bfi_port.h>
#include <bfa_ioc.h>
#include <cna/bfa_cna_trcmod.h>
BFA_TRC_FILE(CNA, PORT);
#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc)
static void
bfa_port_stats_swap(struct bfa_port_s *port, union bfa_pport_stats_u *stats)
{
u32 *dip = (u32 *) stats;
u32 t0, t1;
int i;
for (i = 0; i < sizeof(union bfa_pport_stats_u) / sizeof(u32);
i += 2) {
t0 = dip[i];
t1 = dip[i + 1];
#ifdef __BIGENDIAN
dip[i] = bfa_os_ntohl(t0);
dip[i + 1] = bfa_os_ntohl(t1);
#else
dip[i] = bfa_os_ntohl(t1);
dip[i + 1] = bfa_os_ntohl(t0);
#endif
}
/** todo
* QoS stats r also swapped as 64bit; that structure also
* has to use 64 bit counters
*/
}
/**
* bfa_port_enable_isr()
*
*
* @param[in] port - Pointer to the port module
* status - Return status from the f/w
*
* @return void
*/
static void
bfa_port_enable_isr(struct bfa_port_s *port, bfa_status_t status)
{
bfa_assert(0);
}
/**
* bfa_port_disable_isr()
*
*
* @param[in] port - Pointer to the port module
* status - Return status from the f/w
*
* @return void
*/
static void
bfa_port_disable_isr(struct bfa_port_s *port, bfa_status_t status)
{
bfa_assert(0);
}
/**
* bfa_port_get_stats_isr()
*
*
* @param[in] port - Pointer to the Port module
* status - Return status from the f/w
*
* @return void
*/
static void
bfa_port_get_stats_isr(struct bfa_port_s *port, bfa_status_t status)
{
port->stats_status = status;
port->stats_busy = BFA_FALSE;
if (status == BFA_STATUS_OK) {
memcpy(port->stats, port->stats_dma.kva,
sizeof(union bfa_pport_stats_u));
bfa_port_stats_swap(port, port->stats);
}
if (port->stats_cbfn) {
port->stats_cbfn(port->stats_cbarg, status);
port->stats_cbfn = NULL;
}
}
/**
* bfa_port_clear_stats_isr()
*
*
* @param[in] port - Pointer to the Port module
* status - Return status from the f/w
*
* @return void
*/
static void
bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status)
{
port->stats_status = status;
port->stats_busy = BFA_FALSE;
if (port->stats_cbfn) {
port->stats_cbfn(port->stats_cbarg, status);
port->stats_cbfn = NULL;
}
}
/**
* bfa_port_isr()
*
*
* @param[in] Pointer to the Port module data structure.
*
* @return void
*/
static void
bfa_port_isr(void *cbarg, struct bfi_mbmsg_s *m)
{
struct bfa_port_s *port = (struct bfa_port_s *)cbarg;
union bfi_port_i2h_msg_u *i2hmsg;
i2hmsg = (union bfi_port_i2h_msg_u *)m;
bfa_trc(port, m->mh.msg_id);
switch (m->mh.msg_id) {
case BFI_PORT_I2H_ENABLE_RSP:
if (port->endis_pending == BFA_FALSE)
break;
bfa_port_enable_isr(port, i2hmsg->enable_rsp.status);
break;
case BFI_PORT_I2H_DISABLE_RSP:
if (port->endis_pending == BFA_FALSE)
break;
bfa_port_disable_isr(port, i2hmsg->disable_rsp.status);
break;
case BFI_PORT_I2H_GET_STATS_RSP:
/*
* Stats busy flag is still set? (may be cmd timed out)
*/
if (port->stats_busy == BFA_FALSE)
break;
bfa_port_get_stats_isr(port, i2hmsg->getstats_rsp.status);
break;
case BFI_PORT_I2H_CLEAR_STATS_RSP:
if (port->stats_busy == BFA_FALSE)
break;
bfa_port_clear_stats_isr(port, i2hmsg->clearstats_rsp.status);
break;
default:
bfa_assert(0);
}
}
/**
* bfa_port_meminfo()
*
*
* @param[in] void
*
* @return Size of DMA region
*/
u32
bfa_port_meminfo(void)
{
return BFA_ROUNDUP(sizeof(union bfa_pport_stats_u), BFA_DMA_ALIGN_SZ);
}
/**
* bfa_port_mem_claim()
*
*
* @param[in] port Port module pointer
* dma_kva Kernel Virtual Address of Port DMA Memory
* dma_pa Physical Address of Port DMA Memory
*
* @return void
*/
void
bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva, u64 dma_pa)
{
port->stats_dma.kva = dma_kva;
port->stats_dma.pa = dma_pa;
}
/**
* bfa_port_enable()
*
* Send the Port enable request to the f/w
*
* @param[in] Pointer to the Port module data structure.
*
* @return Status
*/
bfa_status_t
bfa_port_enable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn,
void *cbarg)
{
struct bfi_port_generic_req_s *m;
/** todo Not implemented */
bfa_assert(0);
if (!bfa_ioc_is_operational(port->ioc)) {
bfa_trc(port, BFA_STATUS_IOC_FAILURE);
return BFA_STATUS_IOC_FAILURE;
}
if (port->endis_pending) {
bfa_trc(port, BFA_STATUS_DEVBUSY);
return BFA_STATUS_DEVBUSY;
}
m = (struct bfi_port_generic_req_s *)port->endis_mb.msg;
port->msgtag++;
port->endis_cbfn = cbfn;
port->endis_cbarg = cbarg;
port->endis_pending = BFA_TRUE;
bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_ENABLE_REQ,
bfa_ioc_portid(port->ioc));
bfa_ioc_mbox_queue(port->ioc, &port->endis_mb);
return BFA_STATUS_OK;
}
/**
* bfa_port_disable()
*
* Send the Port disable request to the f/w
*
* @param[in] Pointer to the Port module data structure.
*
* @return Status
*/
bfa_status_t
bfa_port_disable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn,
void *cbarg)
{
struct bfi_port_generic_req_s *m;
/** todo Not implemented */
bfa_assert(0);
if (!bfa_ioc_is_operational(port->ioc)) {
bfa_trc(port, BFA_STATUS_IOC_FAILURE);
return BFA_STATUS_IOC_FAILURE;
}
if (port->endis_pending) {
bfa_trc(port, BFA_STATUS_DEVBUSY);
return BFA_STATUS_DEVBUSY;
}
m = (struct bfi_port_generic_req_s *)port->endis_mb.msg;
port->msgtag++;
port->endis_cbfn = cbfn;
port->endis_cbarg = cbarg;
port->endis_pending = BFA_TRUE;
bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_DISABLE_REQ,
bfa_ioc_portid(port->ioc));
bfa_ioc_mbox_queue(port->ioc, &port->endis_mb);
return BFA_STATUS_OK;
}
/**
* bfa_port_get_stats()
*
* Send the request to the f/w to fetch Port statistics.
*
* @param[in] Pointer to the Port module data structure.
*
* @return Status
*/
bfa_status_t
bfa_port_get_stats(struct bfa_port_s *port, union bfa_pport_stats_u *stats,
bfa_port_stats_cbfn_t cbfn, void *cbarg)
{
struct bfi_port_get_stats_req_s *m;
if (!bfa_ioc_is_operational(port->ioc)) {
bfa_trc(port, BFA_STATUS_IOC_FAILURE);
return BFA_STATUS_IOC_FAILURE;
}
if (port->stats_busy) {
bfa_trc(port, BFA_STATUS_DEVBUSY);
return BFA_STATUS_DEVBUSY;
}
m = (struct bfi_port_get_stats_req_s *)port->stats_mb.msg;
port->stats = stats;
port->stats_cbfn = cbfn;
port->stats_cbarg = cbarg;
port->stats_busy = BFA_TRUE;
bfa_dma_be_addr_set(m->dma_addr, port->stats_dma.pa);
bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_GET_STATS_REQ,
bfa_ioc_portid(port->ioc));
bfa_ioc_mbox_queue(port->ioc, &port->stats_mb);
return BFA_STATUS_OK;
}
/**
* bfa_port_clear_stats()
*
*
* @param[in] Pointer to the Port module data structure.
*
* @return Status
*/
bfa_status_t
bfa_port_clear_stats(struct bfa_port_s *port, bfa_port_stats_cbfn_t cbfn,
void *cbarg)
{
struct bfi_port_generic_req_s *m;
if (!bfa_ioc_is_operational(port->ioc)) {
bfa_trc(port, BFA_STATUS_IOC_FAILURE);
return BFA_STATUS_IOC_FAILURE;
}
if (port->stats_busy) {
bfa_trc(port, BFA_STATUS_DEVBUSY);
return BFA_STATUS_DEVBUSY;
}
m = (struct bfi_port_generic_req_s *)port->stats_mb.msg;
port->stats_cbfn = cbfn;
port->stats_cbarg = cbarg;
port->stats_busy = BFA_TRUE;
bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_CLEAR_STATS_REQ,
bfa_ioc_portid(port->ioc));
bfa_ioc_mbox_queue(port->ioc, &port->stats_mb);
return BFA_STATUS_OK;
}
/**
* bfa_port_hbfail()
*
*
* @param[in] Pointer to the Port module data structure.
*
* @return void
*/
void
bfa_port_hbfail(void *arg)
{
struct bfa_port_s *port = (struct bfa_port_s *)arg;
/*
* Fail any pending get_stats/clear_stats requests
*/
if (port->stats_busy) {
if (port->stats_cbfn)
port->stats_cbfn(port->dev, BFA_STATUS_FAILED);
port->stats_cbfn = NULL;
port->stats_busy = BFA_FALSE;
}
/*
* Clear any enable/disable is pending
*/
if (port->endis_pending) {
if (port->endis_cbfn)
port->endis_cbfn(port->dev, BFA_STATUS_FAILED);
port->endis_cbfn = NULL;
port->endis_pending = BFA_FALSE;
}
}
/**
* bfa_port_attach()
*
*
* @param[in] port - Pointer to the Port module data structure
* ioc - Pointer to the ioc module data structure
* dev - Pointer to the device driver module data structure
* The device driver specific mbox ISR functions have
* this pointer as one of the parameters.
* trcmod -
* logmod -
*
* @return void
*/
void
bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, void *dev,
struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod)
{
bfa_assert(port);
port->dev = dev;
port->ioc = ioc;
port->trcmod = trcmod;
port->logmod = logmod;
port->stats_busy = port->endis_pending = BFA_FALSE;
port->stats_cbfn = port->endis_cbfn = NULL;
bfa_ioc_mbox_regisr(port->ioc, BFI_MC_PORT, bfa_port_isr, port);
bfa_ioc_hbfail_init(&port->hbfail, bfa_port_hbfail, port);
bfa_ioc_hbfail_register(port->ioc, &port->hbfail);
bfa_trc(port, 0);
}
/**
* bfa_port_detach()
*
*
* @param[in] port - Pointer to the Port module data structure
*
* @return void
*/
void
bfa_port_detach(struct bfa_port_s *port)
{
bfa_trc(port, 0);
}

90
drivers/scsi/bfa/bfa_port_priv.h 100644
View File

@ -0,0 +1,90 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_PORT_PRIV_H__
#define __BFA_PORT_PRIV_H__
#include <defs/bfa_defs_pport.h>
#include <bfi/bfi_pport.h>
#include "bfa_intr_priv.h"
/**
* BFA physical port data structure
*/
struct bfa_pport_s {
struct bfa_s *bfa; /* parent BFA instance */
bfa_sm_t sm; /* port state machine */
wwn_t nwwn; /* node wwn of physical port */
wwn_t pwwn; /* port wwn of physical oprt */
enum bfa_pport_speed speed_sup;
/* supported speeds */
enum bfa_pport_speed speed; /* current speed */
enum bfa_pport_topology topology; /* current topology */
u8 myalpa; /* my ALPA in LOOP topology */
u8 rsvd[3];
struct bfa_pport_cfg_s cfg; /* current port configuration */
struct bfa_qos_attr_s qos_attr; /* QoS Attributes */
struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */
struct bfa_reqq_wait_s reqq_wait;
/* to wait for room in reqq */
struct bfa_reqq_wait_s svcreq_wait;
/* to wait for room in reqq */
struct bfa_reqq_wait_s stats_reqq_wait;
/* to wait for room in reqq (stats) */
void *event_cbarg;
void (*event_cbfn) (void *cbarg,
bfa_pport_event_t event);
union {
union bfi_pport_i2h_msg_u i2hmsg;
} event_arg;
void *bfad; /* BFA driver handle */
struct bfa_cb_qe_s hcb_qe; /* BFA callback queue elem */
enum bfa_pport_linkstate hcb_event;
/* link event for callback */
u32 msgtag; /* fimrware msg tag for reply */
u8 *stats_kva;
u64 stats_pa;
union bfa_pport_stats_u *stats; /* pport stats */
u32 mypid : 24;
u32 rsvd_b : 8;
struct bfa_timer_s timer; /* timer */
union bfa_pport_stats_u *stats_ret;
/* driver stats location */
bfa_status_t stats_status;
/* stats/statsclr status */
bfa_boolean_t stats_busy;
/* outstanding stats/statsclr */
bfa_boolean_t stats_qfull;
bfa_boolean_t diag_busy;
/* diag busy status */
bfa_boolean_t beacon;
/* port beacon status */
bfa_boolean_t link_e2e_beacon;
/* link beacon status */
bfa_cb_pport_t stats_cbfn;
/* driver callback function */
void *stats_cbarg;
/* *!< user callback arg */
};
#define BFA_PORT_MOD(__bfa) (&(__bfa)->modules.pport)
/*
* public functions
*/
void bfa_pport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
#endif /* __BFA_PORT_PRIV_H__ */

113
drivers/scsi/bfa/bfa_priv.h 100644
View File

@ -0,0 +1,113 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_PRIV_H__
#define __BFA_PRIV_H__
#include "bfa_iocfc.h"
#include "bfa_intr_priv.h"
#include "bfa_trcmod_priv.h"
#include "bfa_modules_priv.h"
#include "bfa_fwimg_priv.h"
#include <cs/bfa_log.h>
#include <bfa_timer.h>
/**
* Macro to define a new BFA module
*/
#define BFA_MODULE(__mod) \
static void bfa_ ## __mod ## _meminfo( \
struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, \
u32 *dm_len); \
static void bfa_ ## __mod ## _attach(struct bfa_s *bfa, \
void *bfad, struct bfa_iocfc_cfg_s *cfg, \
struct bfa_meminfo_s *meminfo, \
struct bfa_pcidev_s *pcidev); \
static void bfa_ ## __mod ## _initdone(struct bfa_s *bfa); \
static void bfa_ ## __mod ## _detach(struct bfa_s *bfa); \
static void bfa_ ## __mod ## _start(struct bfa_s *bfa); \
static void bfa_ ## __mod ## _stop(struct bfa_s *bfa); \
static void bfa_ ## __mod ## _iocdisable(struct bfa_s *bfa); \
\
extern struct bfa_module_s hal_mod_ ## __mod; \
struct bfa_module_s hal_mod_ ## __mod = { \
bfa_ ## __mod ## _meminfo, \
bfa_ ## __mod ## _attach, \
bfa_ ## __mod ## _initdone, \
bfa_ ## __mod ## _detach, \
bfa_ ## __mod ## _start, \
bfa_ ## __mod ## _stop, \
bfa_ ## __mod ## _iocdisable, \
}
#define BFA_CACHELINE_SZ (256)
/**
* Structure used to interact between different BFA sub modules
*
* Each sub module needs to implement only the entry points relevant to it (and
* can leave entry points as NULL)
*/
struct bfa_module_s {
void (*meminfo) (struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len);
void (*attach) (struct bfa_s *bfa, void *bfad,
struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo,
struct bfa_pcidev_s *pcidev);
void (*initdone) (struct bfa_s *bfa);
void (*detach) (struct bfa_s *bfa);
void (*start) (struct bfa_s *bfa);
void (*stop) (struct bfa_s *bfa);
void (*iocdisable) (struct bfa_s *bfa);
};
extern struct bfa_module_s *hal_mods[];
struct bfa_s {
void *bfad; /* BFA driver instance */
struct bfa_aen_s *aen; /* AEN module */
struct bfa_plog_s *plog; /* portlog buffer */
struct bfa_log_mod_s *logm; /* driver logging modulen */
struct bfa_trc_mod_s *trcmod; /* driver tracing */
struct bfa_ioc_s ioc; /* IOC module */
struct bfa_iocfc_s iocfc; /* IOCFC module */
struct bfa_timer_mod_s timer_mod; /* timer module */
struct bfa_modules_s modules; /* BFA modules */
struct list_head comp_q; /* pending completions */
bfa_boolean_t rme_process; /* RME processing enabled */
struct list_head reqq_waitq[BFI_IOC_MAX_CQS];
bfa_boolean_t fcs; /* FCS is attached to BFA */
struct bfa_msix_s msix;
};
extern bfa_isr_func_t bfa_isrs[BFI_MC_MAX];
extern bfa_ioc_mbox_mcfunc_t bfa_mbox_isrs[];
extern bfa_boolean_t bfa_auto_recover;
extern struct bfa_module_s hal_mod_flash;
extern struct bfa_module_s hal_mod_fcdiag;
extern struct bfa_module_s hal_mod_sgpg;
extern struct bfa_module_s hal_mod_pport;
extern struct bfa_module_s hal_mod_fcxp;
extern struct bfa_module_s hal_mod_lps;
extern struct bfa_module_s hal_mod_uf;
extern struct bfa_module_s hal_mod_rport;
extern struct bfa_module_s hal_mod_fcpim;
extern struct bfa_module_s hal_mod_pbind;
#endif /* __BFA_PRIV_H__ */

911
drivers/scsi/bfa/bfa_rport.c 100644
View File

@ -0,0 +1,911 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include <bfa_svc.h>
#include <cs/bfa_debug.h>
#include <bfi/bfi_rport.h>
#include "bfa_intr_priv.h"
BFA_TRC_FILE(HAL, RPORT);
BFA_MODULE(rport);
#define bfa_rport_offline_cb(__rp) do { \
if ((__rp)->bfa->fcs) \
bfa_cb_rport_offline((__rp)->rport_drv); \
else { \
bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \
__bfa_cb_rport_offline, (__rp)); \
} \
} while (0)
#define bfa_rport_online_cb(__rp) do { \
if ((__rp)->bfa->fcs) \
bfa_cb_rport_online((__rp)->rport_drv); \
else { \
bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \
__bfa_cb_rport_online, (__rp)); \
} \
} while (0)
/*
* forward declarations
*/
static struct bfa_rport_s *bfa_rport_alloc(struct bfa_rport_mod_s *rp_mod);
static void bfa_rport_free(struct bfa_rport_s *rport);
static bfa_boolean_t bfa_rport_send_fwcreate(struct bfa_rport_s *rp);
static bfa_boolean_t bfa_rport_send_fwdelete(struct bfa_rport_s *rp);
static bfa_boolean_t bfa_rport_send_fwspeed(struct bfa_rport_s *rp);
static void __bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete);
static void __bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete);
/**
* bfa_rport_sm BFA rport state machine
*/
enum bfa_rport_event {
BFA_RPORT_SM_CREATE = 1, /* rport create event */
BFA_RPORT_SM_DELETE = 2, /* deleting an existing rport */
BFA_RPORT_SM_ONLINE = 3, /* rport is online */
BFA_RPORT_SM_OFFLINE = 4, /* rport is offline */
BFA_RPORT_SM_FWRSP = 5, /* firmware response */
BFA_RPORT_SM_HWFAIL = 6, /* IOC h/w failure */
BFA_RPORT_SM_QOS_SCN = 7, /* QoS SCN from firmware */
BFA_RPORT_SM_SET_SPEED = 8, /* Set Rport Speed */
BFA_RPORT_SM_QRESUME = 9, /* space in requeue queue */
};
static void bfa_rport_sm_uninit(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_created(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_fwcreate(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_online(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_fwdelete(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_offline(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_deleting(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_iocdisable(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp,
enum bfa_rport_event event);
static void bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp,
enum bfa_rport_event event);
/**
* Beginning state, only online event expected.
*/
static void
bfa_rport_sm_uninit(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_CREATE:
bfa_stats(rp, sm_un_cr);
bfa_sm_set_state(rp, bfa_rport_sm_created);
break;
default:
bfa_stats(rp, sm_un_unexp);
bfa_assert(0);
}
}
static void
bfa_rport_sm_created(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_ONLINE:
bfa_stats(rp, sm_cr_on);
if (bfa_rport_send_fwcreate(rp))
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
else
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
break;
case BFA_RPORT_SM_DELETE:
bfa_stats(rp, sm_cr_del);
bfa_sm_set_state(rp, bfa_rport_sm_uninit);
bfa_rport_free(rp);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_cr_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
break;
default:
bfa_stats(rp, sm_cr_unexp);
bfa_assert(0);
}
}
/**
* Waiting for rport create response from firmware.
*/
static void
bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_FWRSP:
bfa_stats(rp, sm_fwc_rsp);
bfa_sm_set_state(rp, bfa_rport_sm_online);
bfa_rport_online_cb(rp);
break;
case BFA_RPORT_SM_DELETE:
bfa_stats(rp, sm_fwc_del);
bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
break;
case BFA_RPORT_SM_OFFLINE:
bfa_stats(rp, sm_fwc_off);
bfa_sm_set_state(rp, bfa_rport_sm_offline_pending);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_fwc_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
break;
default:
bfa_stats(rp, sm_fwc_unexp);
bfa_assert(0);
}
}
/**
* Request queue is full, awaiting queue resume to send create request.
*/
static void
bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_QRESUME:
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
bfa_rport_send_fwcreate(rp);
break;
case BFA_RPORT_SM_DELETE:
bfa_stats(rp, sm_fwc_del);
bfa_sm_set_state(rp, bfa_rport_sm_uninit);
bfa_reqq_wcancel(&rp->reqq_wait);
bfa_rport_free(rp);
break;
case BFA_RPORT_SM_OFFLINE:
bfa_stats(rp, sm_fwc_off);
bfa_sm_set_state(rp, bfa_rport_sm_offline);
bfa_reqq_wcancel(&rp->reqq_wait);
bfa_rport_offline_cb(rp);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_fwc_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
bfa_reqq_wcancel(&rp->reqq_wait);
break;
default:
bfa_stats(rp, sm_fwc_unexp);
bfa_assert(0);
}
}
/**
* Online state - normal parking state.
*/
static void
bfa_rport_sm_online(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
struct bfi_rport_qos_scn_s *qos_scn;
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_OFFLINE:
bfa_stats(rp, sm_on_off);
if (bfa_rport_send_fwdelete(rp))
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
else
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
break;
case BFA_RPORT_SM_DELETE:
bfa_stats(rp, sm_on_del);
if (bfa_rport_send_fwdelete(rp))
bfa_sm_set_state(rp, bfa_rport_sm_deleting);
else
bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_on_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
break;
case BFA_RPORT_SM_SET_SPEED:
bfa_rport_send_fwspeed(rp);
break;
case BFA_RPORT_SM_QOS_SCN:
qos_scn = (struct bfi_rport_qos_scn_s *) rp->event_arg.fw_msg;
rp->qos_attr = qos_scn->new_qos_attr;
bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_flow_id);
bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_flow_id);
bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_priority);
bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_priority);
qos_scn->old_qos_attr.qos_flow_id =
bfa_os_ntohl(qos_scn->old_qos_attr.qos_flow_id);
qos_scn->new_qos_attr.qos_flow_id =
bfa_os_ntohl(qos_scn->new_qos_attr.qos_flow_id);
qos_scn->old_qos_attr.qos_priority =
bfa_os_ntohl(qos_scn->old_qos_attr.qos_priority);
qos_scn->new_qos_attr.qos_priority =
bfa_os_ntohl(qos_scn->new_qos_attr.qos_priority);
if (qos_scn->old_qos_attr.qos_flow_id !=
qos_scn->new_qos_attr.qos_flow_id)
bfa_cb_rport_qos_scn_flowid(rp->rport_drv,
qos_scn->old_qos_attr,
qos_scn->new_qos_attr);
if (qos_scn->old_qos_attr.qos_priority !=
qos_scn->new_qos_attr.qos_priority)
bfa_cb_rport_qos_scn_prio(rp->rport_drv,
qos_scn->old_qos_attr,
qos_scn->new_qos_attr);
break;
default:
bfa_stats(rp, sm_on_unexp);
bfa_assert(0);
}
}
/**
* Firmware rport is being deleted - awaiting f/w response.
*/
static void
bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_FWRSP:
bfa_stats(rp, sm_fwd_rsp);
bfa_sm_set_state(rp, bfa_rport_sm_offline);
bfa_rport_offline_cb(rp);
break;
case BFA_RPORT_SM_DELETE:
bfa_stats(rp, sm_fwd_del);
bfa_sm_set_state(rp, bfa_rport_sm_deleting);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_fwd_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
bfa_rport_offline_cb(rp);
break;
default:
bfa_stats(rp, sm_fwd_unexp);
bfa_assert(0);
}
}
static void
bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_QRESUME:
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
bfa_rport_send_fwdelete(rp);
break;
case BFA_RPORT_SM_DELETE:
bfa_stats(rp, sm_fwd_del);
bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_fwd_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
bfa_reqq_wcancel(&rp->reqq_wait);
bfa_rport_offline_cb(rp);
break;
default:
bfa_stats(rp, sm_fwd_unexp);
bfa_assert(0);
}
}
/**
* Offline state.
*/
static void
bfa_rport_sm_offline(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_DELETE:
bfa_stats(rp, sm_off_del);
bfa_sm_set_state(rp, bfa_rport_sm_uninit);
bfa_rport_free(rp);
break;
case BFA_RPORT_SM_ONLINE:
bfa_stats(rp, sm_off_on);
if (bfa_rport_send_fwcreate(rp))
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
else
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_off_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
break;
default:
bfa_stats(rp, sm_off_unexp);
bfa_assert(0);
}
}
/**
* Rport is deleted, waiting for firmware response to delete.
*/
static void
bfa_rport_sm_deleting(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_FWRSP:
bfa_stats(rp, sm_del_fwrsp);
bfa_sm_set_state(rp, bfa_rport_sm_uninit);
bfa_rport_free(rp);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_del_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_uninit);
bfa_rport_free(rp);
break;
default:
bfa_assert(0);
}
}
static void
bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_QRESUME:
bfa_stats(rp, sm_del_fwrsp);
bfa_sm_set_state(rp, bfa_rport_sm_deleting);
bfa_rport_send_fwdelete(rp);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_del_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_uninit);
bfa_reqq_wcancel(&rp->reqq_wait);
bfa_rport_free(rp);
break;
default:
bfa_assert(0);
}
}
/**
* Waiting for rport create response from firmware. A delete is pending.
*/
static void
bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_FWRSP:
bfa_stats(rp, sm_delp_fwrsp);
if (bfa_rport_send_fwdelete(rp))
bfa_sm_set_state(rp, bfa_rport_sm_deleting);
else
bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_delp_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_uninit);
bfa_rport_free(rp);
break;
default:
bfa_stats(rp, sm_delp_unexp);
bfa_assert(0);
}
}
/**
* Waiting for rport create response from firmware. Rport offline is pending.
*/
static void
bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_FWRSP:
bfa_stats(rp, sm_offp_fwrsp);
if (bfa_rport_send_fwdelete(rp))
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
else
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
break;
case BFA_RPORT_SM_DELETE:
bfa_stats(rp, sm_offp_del);
bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
break;
case BFA_RPORT_SM_HWFAIL:
bfa_stats(rp, sm_offp_hwf);
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
break;
default:
bfa_stats(rp, sm_offp_unexp);
bfa_assert(0);
}
}
/**
* IOC h/w failed.
*/
static void
bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, enum bfa_rport_event event)
{
bfa_trc(rp->bfa, rp->rport_tag);
bfa_trc(rp->bfa, event);
switch (event) {
case BFA_RPORT_SM_OFFLINE:
bfa_stats(rp, sm_iocd_off);
bfa_rport_offline_cb(rp);
break;
case BFA_RPORT_SM_DELETE:
bfa_stats(rp, sm_iocd_del);
bfa_sm_set_state(rp, bfa_rport_sm_uninit);
bfa_rport_free(rp);
break;
case BFA_RPORT_SM_ONLINE:
bfa_stats(rp, sm_iocd_on);
if (bfa_rport_send_fwcreate(rp))
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
else
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
break;
case BFA_RPORT_SM_HWFAIL:
break;
default:
bfa_stats(rp, sm_iocd_unexp);
bfa_assert(0);
}
}
/**
* bfa_rport_private BFA rport private functions
*/
static void
__bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete)
{
struct bfa_rport_s *rp = cbarg;
if (complete)
bfa_cb_rport_online(rp->rport_drv);
}
static void
__bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete)
{
struct bfa_rport_s *rp = cbarg;
if (complete)
bfa_cb_rport_offline(rp->rport_drv);
}
static void
bfa_rport_qresume(void *cbarg)
{
struct bfa_rport_s *rp = cbarg;
bfa_sm_send_event(rp, BFA_RPORT_SM_QRESUME);
}
static void
bfa_rport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len)
{
if (cfg->fwcfg.num_rports < BFA_RPORT_MIN)
cfg->fwcfg.num_rports = BFA_RPORT_MIN;
*km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_rport_s);
}
static void
bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
{
struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
struct bfa_rport_s *rp;
u16 i;
INIT_LIST_HEAD(&mod->rp_free_q);
INIT_LIST_HEAD(&mod->rp_active_q);
rp = (struct bfa_rport_s *) bfa_meminfo_kva(meminfo);
mod->rps_list = rp;
mod->num_rports = cfg->fwcfg.num_rports;
bfa_assert(mod->num_rports
&& !(mod->num_rports & (mod->num_rports - 1)));
for (i = 0; i < mod->num_rports; i++, rp++) {
bfa_os_memset(rp, 0, sizeof(struct bfa_rport_s));
rp->bfa = bfa;
rp->rport_tag = i;
bfa_sm_set_state(rp, bfa_rport_sm_uninit);
/**
* - is unused
*/
if (i)
list_add_tail(&rp->qe, &mod->rp_free_q);
bfa_reqq_winit(&rp->reqq_wait, bfa_rport_qresume, rp);
}
/**
* consume memory
*/
bfa_meminfo_kva(meminfo) = (u8 *) rp;
}
static void
bfa_rport_initdone(struct bfa_s *bfa)
{
}
static void
bfa_rport_detach(struct bfa_s *bfa)
{
}
static void
bfa_rport_start(struct bfa_s *bfa)
{
}
static void
bfa_rport_stop(struct bfa_s *bfa)
{
}
static void
bfa_rport_iocdisable(struct bfa_s *bfa)
{
struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
struct bfa_rport_s *rport;
struct list_head *qe, *qen;
list_for_each_safe(qe, qen, &mod->rp_active_q) {
rport = (struct bfa_rport_s *) qe;
bfa_sm_send_event(rport, BFA_RPORT_SM_HWFAIL);
}
}
static struct bfa_rport_s *
bfa_rport_alloc(struct bfa_rport_mod_s *mod)
{
struct bfa_rport_s *rport;
bfa_q_deq(&mod->rp_free_q, &rport);
if (rport)
list_add_tail(&rport->qe, &mod->rp_active_q);
return (rport);
}
static void
bfa_rport_free(struct bfa_rport_s *rport)
{
struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(rport->bfa);
bfa_assert(bfa_q_is_on_q(&mod->rp_active_q, rport));
list_del(&rport->qe);
list_add_tail(&rport->qe, &mod->rp_free_q);
}
static bfa_boolean_t
bfa_rport_send_fwcreate(struct bfa_rport_s *rp)
{
struct bfi_rport_create_req_s *m;
/**
* check for room in queue to send request now
*/
m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
if (!m) {
bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
return BFA_FALSE;
}
bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_CREATE_REQ,
bfa_lpuid(rp->bfa));
m->bfa_handle = rp->rport_tag;
m->max_frmsz = bfa_os_htons(rp->rport_info.max_frmsz);
m->pid = rp->rport_info.pid;
m->lp_tag = rp->rport_info.lp_tag;
m->local_pid = rp->rport_info.local_pid;
m->fc_class = rp->rport_info.fc_class;
m->vf_en = rp->rport_info.vf_en;
m->vf_id = rp->rport_info.vf_id;
m->cisc = rp->rport_info.cisc;
/**
* queue I/O message to firmware
*/
bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT);
return BFA_TRUE;
}
static bfa_boolean_t
bfa_rport_send_fwdelete(struct bfa_rport_s *rp)
{
struct bfi_rport_delete_req_s *m;
/**
* check for room in queue to send request now
*/
m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
if (!m) {
bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
return BFA_FALSE;
}
bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_DELETE_REQ,
bfa_lpuid(rp->bfa));
m->fw_handle = rp->fw_handle;
/**
* queue I/O message to firmware
*/
bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT);
return BFA_TRUE;
}
static bfa_boolean_t
bfa_rport_send_fwspeed(struct bfa_rport_s *rp)
{
struct bfa_rport_speed_req_s *m;
/**
* check for room in queue to send request now
*/
m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
if (!m) {
bfa_trc(rp->bfa, rp->rport_info.speed);
return BFA_FALSE;
}
bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_SET_SPEED_REQ,
bfa_lpuid(rp->bfa));
m->fw_handle = rp->fw_handle;
m->speed = (u8)rp->rport_info.speed;
/**
* queue I/O message to firmware
*/
bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT);
return BFA_TRUE;
}
/**
* bfa_rport_public
*/
/**
* Rport interrupt processing.
*/
void
bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
{
union bfi_rport_i2h_msg_u msg;
struct bfa_rport_s *rp;
bfa_trc(bfa, m->mhdr.msg_id);
msg.msg = m;
switch (m->mhdr.msg_id) {
case BFI_RPORT_I2H_CREATE_RSP:
rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle);
rp->fw_handle = msg.create_rsp->fw_handle;
rp->qos_attr = msg.create_rsp->qos_attr;
bfa_assert(msg.create_rsp->status == BFA_STATUS_OK);
bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
break;
case BFI_RPORT_I2H_DELETE_RSP:
rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle);
bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK);
bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
break;
case BFI_RPORT_I2H_QOS_SCN:
rp = BFA_RPORT_FROM_TAG(bfa, msg.qos_scn_evt->bfa_handle);
rp->event_arg.fw_msg = msg.qos_scn_evt;
bfa_sm_send_event(rp, BFA_RPORT_SM_QOS_SCN);
break;
default:
bfa_trc(bfa, m->mhdr.msg_id);
bfa_assert(0);
}
}
/**
* bfa_rport_api
*/
struct bfa_rport_s *
bfa_rport_create(struct bfa_s *bfa, void *rport_drv)
{
struct bfa_rport_s *rp;
rp = bfa_rport_alloc(BFA_RPORT_MOD(bfa));
if (rp == NULL)
return (NULL);
rp->bfa = bfa;
rp->rport_drv = rport_drv;
bfa_rport_clear_stats(rp);
bfa_assert(bfa_sm_cmp_state(rp, bfa_rport_sm_uninit));
bfa_sm_send_event(rp, BFA_RPORT_SM_CREATE);
return (rp);
}
void
bfa_rport_delete(struct bfa_rport_s *rport)
{
bfa_sm_send_event(rport, BFA_RPORT_SM_DELETE);
}
void
bfa_rport_online(struct bfa_rport_s *rport, struct bfa_rport_info_s *rport_info)
{
bfa_assert(rport_info->max_frmsz != 0);
/**
* Some JBODs are seen to be not setting PDU size correctly in PLOGI
* responses. Default to minimum size.
*/
if (rport_info->max_frmsz == 0) {
bfa_trc(rport->bfa, rport->rport_tag);
rport_info->max_frmsz = FC_MIN_PDUSZ;
}
bfa_os_assign(rport->rport_info, *rport_info);
bfa_sm_send_event(rport, BFA_RPORT_SM_ONLINE);
}
void
bfa_rport_offline(struct bfa_rport_s *rport)
{
bfa_sm_send_event(rport, BFA_RPORT_SM_OFFLINE);
}
void
bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_pport_speed speed)
{
bfa_assert(speed != 0);
bfa_assert(speed != BFA_PPORT_SPEED_AUTO);
rport->rport_info.speed = speed;
bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED);
}
void
bfa_rport_get_stats(struct bfa_rport_s *rport,
struct bfa_rport_hal_stats_s *stats)
{
*stats = rport->stats;
}
void
bfa_rport_get_qos_attr(struct bfa_rport_s *rport,
struct bfa_rport_qos_attr_s *qos_attr)
{
qos_attr->qos_priority = bfa_os_ntohl(rport->qos_attr.qos_priority);
qos_attr->qos_flow_id = bfa_os_ntohl(rport->qos_attr.qos_flow_id);
}
void
bfa_rport_clear_stats(struct bfa_rport_s *rport)
{
bfa_os_memset(&rport->stats, 0, sizeof(rport->stats));
}

45
drivers/scsi/bfa/bfa_rport_priv.h 100644
View File

@ -0,0 +1,45 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_RPORT_PRIV_H__
#define __BFA_RPORT_PRIV_H__
#include <bfa_svc.h>
#define BFA_RPORT_MIN 4
struct bfa_rport_mod_s {
struct bfa_rport_s *rps_list; /* list of rports */
struct list_head rp_free_q; /* free bfa_rports */
struct list_head rp_active_q; /* free bfa_rports */
u16 num_rports; /* number of rports */
};
#define BFA_RPORT_MOD(__bfa) (&(__bfa)->modules.rport_mod)
/**
* Convert rport tag to RPORT
*/
#define BFA_RPORT_FROM_TAG(__bfa, _tag) \
(BFA_RPORT_MOD(__bfa)->rps_list + \
((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1)))
/*
* external functions
*/
void bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
#endif /* __BFA_RPORT_PRIV_H__ */

231
drivers/scsi/bfa/bfa_sgpg.c 100644
View File

@ -0,0 +1,231 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
BFA_TRC_FILE(HAL, SGPG);
BFA_MODULE(sgpg);
/**
* bfa_sgpg_mod BFA SGPG Mode module
*/
/**
* Compute and return memory needed by FCP(im) module.
*/
static void
bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len)
{
if (cfg->drvcfg.num_sgpgs < BFA_SGPG_MIN)
cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN;
*km_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfa_sgpg_s);
*dm_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfi_sgpg_s);
}
static void
bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *minfo, struct bfa_pcidev_s *pcidev)
{
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
int i;
struct bfa_sgpg_s *hsgpg;
struct bfi_sgpg_s *sgpg;
u64 align_len;
union {
u64 pa;
union bfi_addr_u addr;
} sgpg_pa;
INIT_LIST_HEAD(&mod->sgpg_q);
INIT_LIST_HEAD(&mod->sgpg_wait_q);
bfa_trc(bfa, cfg->drvcfg.num_sgpgs);
mod->num_sgpgs = cfg->drvcfg.num_sgpgs;
mod->sgpg_arr_pa = bfa_meminfo_dma_phys(minfo);
align_len = (BFA_SGPG_ROUNDUP(mod->sgpg_arr_pa) - mod->sgpg_arr_pa);
mod->sgpg_arr_pa += align_len;
mod->hsgpg_arr = (struct bfa_sgpg_s *) (bfa_meminfo_kva(minfo) +
align_len);
mod->sgpg_arr = (struct bfi_sgpg_s *) (bfa_meminfo_dma_virt(minfo) +
align_len);
hsgpg = mod->hsgpg_arr;
sgpg = mod->sgpg_arr;
sgpg_pa.pa = mod->sgpg_arr_pa;
mod->free_sgpgs = mod->num_sgpgs;
bfa_assert(!(sgpg_pa.pa & (sizeof(struct bfi_sgpg_s) - 1)));
for (i = 0; i < mod->num_sgpgs; i++) {
bfa_os_memset(hsgpg, 0, sizeof(*hsgpg));
bfa_os_memset(sgpg, 0, sizeof(*sgpg));
hsgpg->sgpg = sgpg;
hsgpg->sgpg_pa = sgpg_pa.addr;
list_add_tail(&hsgpg->qe, &mod->sgpg_q);
hsgpg++;
sgpg++;
sgpg_pa.pa += sizeof(struct bfi_sgpg_s);
}
bfa_meminfo_kva(minfo) = (u8 *) hsgpg;
bfa_meminfo_dma_virt(minfo) = (u8 *) sgpg;
bfa_meminfo_dma_phys(minfo) = sgpg_pa.pa;
}
static void
bfa_sgpg_initdone(struct bfa_s *bfa)
{
}
static void
bfa_sgpg_detach(struct bfa_s *bfa)
{
}
static void
bfa_sgpg_start(struct bfa_s *bfa)
{
}
static void
bfa_sgpg_stop(struct bfa_s *bfa)
{
}
static void
bfa_sgpg_iocdisable(struct bfa_s *bfa)
{
}
/**
* bfa_sgpg_public BFA SGPG public functions
*/
bfa_status_t
bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs)
{
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
struct bfa_sgpg_s *hsgpg;
int i;
bfa_trc_fp(bfa, nsgpgs);
if (mod->free_sgpgs < nsgpgs)
return BFA_STATUS_ENOMEM;
for (i = 0; i < nsgpgs; i++) {
bfa_q_deq(&mod->sgpg_q, &hsgpg);
bfa_assert(hsgpg);
list_add_tail(&hsgpg->qe, sgpg_q);
}
mod->free_sgpgs -= nsgpgs;
return BFA_STATUS_OK;
}
void
bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpg)
{
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
struct bfa_sgpg_wqe_s *wqe;
bfa_trc_fp(bfa, nsgpg);
mod->free_sgpgs += nsgpg;
bfa_assert(mod->free_sgpgs <= mod->num_sgpgs);
list_splice_tail_init(sgpg_q, &mod->sgpg_q);
if (list_empty(&mod->sgpg_wait_q))
return;
/**
* satisfy as many waiting requests as possible
*/
do {
wqe = bfa_q_first(&mod->sgpg_wait_q);
if (mod->free_sgpgs < wqe->nsgpg)
nsgpg = mod->free_sgpgs;
else
nsgpg = wqe->nsgpg;
bfa_sgpg_malloc(bfa, &wqe->sgpg_q, nsgpg);
wqe->nsgpg -= nsgpg;
if (wqe->nsgpg == 0) {
list_del(&wqe->qe);
wqe->cbfn(wqe->cbarg);
}
} while (mod->free_sgpgs && !list_empty(&mod->sgpg_wait_q));
}
void
bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpg)
{
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
bfa_assert(nsgpg > 0);
bfa_assert(nsgpg > mod->free_sgpgs);
wqe->nsgpg_total = wqe->nsgpg = nsgpg;
/**
* allocate any left to this one first
*/
if (mod->free_sgpgs) {
/**
* no one else is waiting for SGPG
*/
bfa_assert(list_empty(&mod->sgpg_wait_q));
list_splice_tail_init(&mod->sgpg_q, &wqe->sgpg_q);
wqe->nsgpg -= mod->free_sgpgs;
mod->free_sgpgs = 0;
}
list_add_tail(&wqe->qe, &mod->sgpg_wait_q);
}
void
bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe)
{
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
bfa_assert(bfa_q_is_on_q(&mod->sgpg_wait_q, wqe));
list_del(&wqe->qe);
if (wqe->nsgpg_total != wqe->nsgpg)
bfa_sgpg_mfree(bfa, &wqe->sgpg_q,
wqe->nsgpg_total - wqe->nsgpg);
}
void
bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, void (*cbfn) (void *cbarg),
void *cbarg)
{
INIT_LIST_HEAD(&wqe->sgpg_q);
wqe->cbfn = cbfn;
wqe->cbarg = cbarg;
}

79
drivers/scsi/bfa/bfa_sgpg_priv.h 100644
View File

@ -0,0 +1,79 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* hal_sgpg.h BFA SG page module
*/
#ifndef __BFA_SGPG_PRIV_H__
#define __BFA_SGPG_PRIV_H__
#include <cs/bfa_q.h>
#define BFA_SGPG_MIN (16)
/**
* Alignment macro for SG page allocation
*/
#define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \
& ~(sizeof(struct bfi_sgpg_s) - 1))
struct bfa_sgpg_wqe_s {
struct list_head qe; /* queue sg page element */
int nsgpg; /* pages to be allocated */
int nsgpg_total; /* total pages required */
void (*cbfn) (void *cbarg);
/* callback function */
void *cbarg; /* callback arg */
struct list_head sgpg_q; /* queue of alloced sgpgs */
};
struct bfa_sgpg_s {
struct list_head qe; /* queue sg page element */
struct bfi_sgpg_s *sgpg; /* va of SG page */
union bfi_addr_u sgpg_pa;/* pa of SG page */
};
/**
* Given number of SG elements, BFA_SGPG_NPAGE() returns the number of
* SG pages required.
*/
#define BFA_SGPG_NPAGE(_nsges) (((_nsges) / BFI_SGPG_DATA_SGES) + 1)
struct bfa_sgpg_mod_s {
struct bfa_s *bfa;
int num_sgpgs; /* number of SG pages */
int free_sgpgs; /* number of free SG pages */
struct bfa_sgpg_s *hsgpg_arr; /* BFA SG page array */
struct bfi_sgpg_s *sgpg_arr; /* actual SG page array */
u64 sgpg_arr_pa; /* SG page array DMA addr */
struct list_head sgpg_q; /* queue of free SG pages */
struct list_head sgpg_wait_q; /* wait queue for SG pages */
};
#define BFA_SGPG_MOD(__bfa) (&(__bfa)->modules.sgpg_mod)
bfa_status_t bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q,
int nsgpgs);
void bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q,
int nsgpgs);
void bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe,
void (*cbfn) (void *cbarg), void *cbarg);
void bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe,
int nsgpgs);
void bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe);
#endif /* __BFA_SGPG_PRIV_H__ */

38
drivers/scsi/bfa/bfa_sm.c 100644
View File

@ -0,0 +1,38 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfasm.c BFA State machine utility functions
*/
#include <cs/bfa_sm.h>
/**
* cs_sm_api
*/
int
bfa_sm_to_state(struct bfa_sm_table_s *smt, bfa_sm_t sm)
{
int i = 0;
while (smt[i].sm && smt[i].sm != sm)
i++;
return smt[i].state;
}

90
drivers/scsi/bfa/bfa_timer.c 100644
View File

@ -0,0 +1,90 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa_timer.h>
#include <cs/bfa_debug.h>
void
bfa_timer_init(struct bfa_timer_mod_s *mod)
{
INIT_LIST_HEAD(&mod->timer_q);
}
void
bfa_timer_beat(struct bfa_timer_mod_s *mod)
{
struct list_head *qh = &mod->timer_q;
struct list_head *qe, *qe_next;
struct bfa_timer_s *elem;
struct list_head timedout_q;
INIT_LIST_HEAD(&timedout_q);
qe = bfa_q_next(qh);
while (qe != qh) {
qe_next = bfa_q_next(qe);
elem = (struct bfa_timer_s *) qe;
if (elem->timeout <= BFA_TIMER_FREQ) {
elem->timeout = 0;
list_del(&elem->qe);
list_add_tail(&elem->qe, &timedout_q);
} else {
elem->timeout -= BFA_TIMER_FREQ;
}
qe = qe_next; /* go to next elem */
}
/*
* Pop all the timeout entries
*/
while (!list_empty(&timedout_q)) {
bfa_q_deq(&timedout_q, &elem);
elem->timercb(elem->arg);
}
}
/**
* Should be called with lock protection
*/
void
bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer,
void (*timercb) (void *), void *arg, unsigned int timeout)
{
bfa_assert(timercb != NULL);
bfa_assert(!bfa_q_is_on_q(&mod->timer_q, timer));
timer->timeout = timeout;
timer->timercb = timercb;
timer->arg = arg;
list_add_tail(&timer->qe, &mod->timer_q);
}
/**
* Should be called with lock protection
*/
void
bfa_timer_stop(struct bfa_timer_s *timer)
{
bfa_assert(!list_empty(&timer->qe));
list_del(&timer->qe);
}

66
drivers/scsi/bfa/bfa_trcmod_priv.h 100644
View File

@ -0,0 +1,66 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* hal_trcmod.h BFA trace modules
*/
#ifndef __BFA_TRCMOD_PRIV_H__
#define __BFA_TRCMOD_PRIV_H__
#include <cs/bfa_trc.h>
/*
* !!! Only append to the enums defined here to avoid any versioning
* !!! needed between trace utility and driver version
*/
enum {
BFA_TRC_HAL_IOC = 1,
BFA_TRC_HAL_INTR = 2,
BFA_TRC_HAL_FCXP = 3,
BFA_TRC_HAL_UF = 4,
BFA_TRC_HAL_DIAG = 5,
BFA_TRC_HAL_RPORT = 6,
BFA_TRC_HAL_FCPIM = 7,
BFA_TRC_HAL_IOIM = 8,
BFA_TRC_HAL_TSKIM = 9,
BFA_TRC_HAL_ITNIM = 10,
BFA_TRC_HAL_PPORT = 11,
BFA_TRC_HAL_SGPG = 12,
BFA_TRC_HAL_FLASH = 13,
BFA_TRC_HAL_DEBUG = 14,
BFA_TRC_HAL_WWN = 15,
BFA_TRC_HAL_FLASH_RAW = 16,
BFA_TRC_HAL_SBOOT = 17,
BFA_TRC_HAL_SBOOT_IO = 18,
BFA_TRC_HAL_SBOOT_INTR = 19,
BFA_TRC_HAL_SBTEST = 20,
BFA_TRC_HAL_IPFC = 21,
BFA_TRC_HAL_IOCFC = 22,
BFA_TRC_HAL_FCPTM = 23,
BFA_TRC_HAL_IOTM = 24,
BFA_TRC_HAL_TSKTM = 25,
BFA_TRC_HAL_TIN = 26,
BFA_TRC_HAL_LPS = 27,
BFA_TRC_HAL_FCDIAG = 28,
BFA_TRC_HAL_PBIND = 29,
BFA_TRC_HAL_IOCFC_CT = 30,
BFA_TRC_HAL_IOCFC_CB = 31,
BFA_TRC_HAL_IOCFC_Q = 32,
};
#endif /* __BFA_TRCMOD_PRIV_H__ */

689
drivers/scsi/bfa/bfa_tskim.c 100644
View File

@ -0,0 +1,689 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include <bfa_cb_ioim_macros.h>
BFA_TRC_FILE(HAL, TSKIM);
/**
* task management completion handling
*/
#define bfa_tskim_qcomp(__tskim, __cbfn) do { \
bfa_cb_queue((__tskim)->bfa, &(__tskim)->hcb_qe, __cbfn, (__tskim)); \
bfa_tskim_notify_comp(__tskim); \
} while (0)
#define bfa_tskim_notify_comp(__tskim) do { \
if ((__tskim)->notify) \
bfa_itnim_tskdone((__tskim)->itnim); \
} while (0)
/*
* forward declarations
*/
static void __bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete);
static void __bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete);
static bfa_boolean_t bfa_tskim_match_scope(struct bfa_tskim_s *tskim,
lun_t lun);
static void bfa_tskim_gather_ios(struct bfa_tskim_s *tskim);
static void bfa_tskim_cleanp_comp(void *tskim_cbarg);
static void bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim);
static bfa_boolean_t bfa_tskim_send(struct bfa_tskim_s *tskim);
static bfa_boolean_t bfa_tskim_send_abort(struct bfa_tskim_s *tskim);
static void bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim);
/**
* bfa_tskim_sm
*/
enum bfa_tskim_event {
BFA_TSKIM_SM_START = 1, /* TM command start */
BFA_TSKIM_SM_DONE = 2, /* TM completion */
BFA_TSKIM_SM_QRESUME = 3, /* resume after qfull */
BFA_TSKIM_SM_HWFAIL = 5, /* IOC h/w failure event */
BFA_TSKIM_SM_HCB = 6, /* BFA callback completion */
BFA_TSKIM_SM_IOS_DONE = 7, /* IO and sub TM completions */
BFA_TSKIM_SM_CLEANUP = 8, /* TM cleanup on ITN offline */
BFA_TSKIM_SM_CLEANUP_DONE = 9, /* TM abort completion */
};
static void bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim,
enum bfa_tskim_event event);
static void bfa_tskim_sm_active(struct bfa_tskim_s *tskim,
enum bfa_tskim_event event);
static void bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim,
enum bfa_tskim_event event);
static void bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim,
enum bfa_tskim_event event);
static void bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim,
enum bfa_tskim_event event);
static void bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim,
enum bfa_tskim_event event);
static void bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim,
enum bfa_tskim_event event);
/**
* Task management command beginning state.
*/
static void
bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
{
bfa_trc(tskim->bfa, event);
switch (event) {
case BFA_TSKIM_SM_START:
bfa_sm_set_state(tskim, bfa_tskim_sm_active);
bfa_tskim_gather_ios(tskim);
/**
* If device is offline, do not send TM on wire. Just cleanup
* any pending IO requests and complete TM request.
*/
if (!bfa_itnim_is_online(tskim->itnim)) {
bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
tskim->tsk_status = BFI_TSKIM_STS_OK;
bfa_tskim_cleanup_ios(tskim);
return;
}
if (!bfa_tskim_send(tskim)) {
bfa_sm_set_state(tskim, bfa_tskim_sm_qfull);
bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq,
&tskim->reqq_wait);
}
break;
default:
bfa_assert(0);
}
}
/**
* brief
* TM command is active, awaiting completion from firmware to
* cleanup IO requests in TM scope.
*/
static void
bfa_tskim_sm_active(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
{
bfa_trc(tskim->bfa, event);
switch (event) {
case BFA_TSKIM_SM_DONE:
bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
bfa_tskim_cleanup_ios(tskim);
break;
case BFA_TSKIM_SM_CLEANUP:
bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup);
if (!bfa_tskim_send_abort(tskim)) {
bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup_qfull);
bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq,
&tskim->reqq_wait);
}
break;
case BFA_TSKIM_SM_HWFAIL:
bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
bfa_tskim_iocdisable_ios(tskim);
bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
break;
default:
bfa_assert(0);
}
}
/**
* An active TM is being cleaned up since ITN is offline. Awaiting cleanup
* completion event from firmware.
*/
static void
bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
{
bfa_trc(tskim->bfa, event);
switch (event) {
case BFA_TSKIM_SM_DONE:
/**
* Ignore and wait for ABORT completion from firmware.
*/
break;
case BFA_TSKIM_SM_CLEANUP_DONE:
bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
bfa_tskim_cleanup_ios(tskim);
break;
case BFA_TSKIM_SM_HWFAIL:
bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
bfa_tskim_iocdisable_ios(tskim);
bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
break;
default:
bfa_assert(0);
}
}
static void
bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
{
bfa_trc(tskim->bfa, event);
switch (event) {
case BFA_TSKIM_SM_IOS_DONE:
bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
bfa_tskim_qcomp(tskim, __bfa_cb_tskim_done);
break;
case BFA_TSKIM_SM_CLEANUP:
/**
* Ignore, TM command completed on wire.
* Notify TM conmpletion on IO cleanup completion.
*/
break;
case BFA_TSKIM_SM_HWFAIL:
bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
bfa_tskim_iocdisable_ios(tskim);
bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
break;
default:
bfa_assert(0);
}
}
/**
* Task management command is waiting for room in request CQ
*/
static void
bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
{
bfa_trc(tskim->bfa, event);
switch (event) {
case BFA_TSKIM_SM_QRESUME:
bfa_sm_set_state(tskim, bfa_tskim_sm_active);
bfa_tskim_send(tskim);
break;
case BFA_TSKIM_SM_CLEANUP:
/**
* No need to send TM on wire since ITN is offline.
*/
bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
bfa_reqq_wcancel(&tskim->reqq_wait);
bfa_tskim_cleanup_ios(tskim);
break;
case BFA_TSKIM_SM_HWFAIL:
bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
bfa_reqq_wcancel(&tskim->reqq_wait);
bfa_tskim_iocdisable_ios(tskim);
bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
break;
default:
bfa_assert(0);
}
}
/**
* Task management command is active, awaiting for room in request CQ
* to send clean up request.
*/
static void
bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim,
enum bfa_tskim_event event)
{
bfa_trc(tskim->bfa, event);
switch (event) {
case BFA_TSKIM_SM_DONE:
bfa_reqq_wcancel(&tskim->reqq_wait);
/**
*
* Fall through !!!
*/
case BFA_TSKIM_SM_QRESUME:
bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup);
bfa_tskim_send_abort(tskim);
break;
case BFA_TSKIM_SM_HWFAIL:
bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
bfa_reqq_wcancel(&tskim->reqq_wait);
bfa_tskim_iocdisable_ios(tskim);
bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
break;
default:
bfa_assert(0);
}
}
/**
* BFA callback is pending
*/
static void
bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
{
bfa_trc(tskim->bfa, event);
switch (event) {
case BFA_TSKIM_SM_HCB:
bfa_sm_set_state(tskim, bfa_tskim_sm_uninit);
bfa_tskim_free(tskim);
break;
case BFA_TSKIM_SM_CLEANUP:
bfa_tskim_notify_comp(tskim);
break;
case BFA_TSKIM_SM_HWFAIL:
break;
default:
bfa_assert(0);
}
}
/**
* bfa_tskim_private
*/
static void
__bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete)
{
struct bfa_tskim_s *tskim = cbarg;
if (!complete) {
bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB);
return;
}
bfa_stats(tskim->itnim, tm_success);
bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk, tskim->tsk_status);
}
static void
__bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete)
{
struct bfa_tskim_s *tskim = cbarg;
if (!complete) {
bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB);
return;
}
bfa_stats(tskim->itnim, tm_failures);
bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk,
BFI_TSKIM_STS_FAILED);
}
static bfa_boolean_t
bfa_tskim_match_scope(struct bfa_tskim_s *tskim, lun_t lun)
{
switch (tskim->tm_cmnd) {
case FCP_TM_TARGET_RESET:
return BFA_TRUE;
case FCP_TM_ABORT_TASK_SET:
case FCP_TM_CLEAR_TASK_SET:
case FCP_TM_LUN_RESET:
case FCP_TM_CLEAR_ACA:
return (tskim->lun == lun);
default:
bfa_assert(0);
}
return BFA_FALSE;
}
/**
* Gather affected IO requests and task management commands.
*/
static void
bfa_tskim_gather_ios(struct bfa_tskim_s *tskim)
{
struct bfa_itnim_s *itnim = tskim->itnim;
struct bfa_ioim_s *ioim;
struct list_head *qe, *qen;
INIT_LIST_HEAD(&tskim->io_q);
/**
* Gather any active IO requests first.
*/
list_for_each_safe(qe, qen, &itnim->io_q) {
ioim = (struct bfa_ioim_s *) qe;
if (bfa_tskim_match_scope
(tskim, bfa_cb_ioim_get_lun(ioim->dio))) {
list_del(&ioim->qe);
list_add_tail(&ioim->qe, &tskim->io_q);
}
}
/**
* Failback any pending IO requests immediately.
*/
list_for_each_safe(qe, qen, &itnim->pending_q) {
ioim = (struct bfa_ioim_s *) qe;
if (bfa_tskim_match_scope
(tskim, bfa_cb_ioim_get_lun(ioim->dio))) {
list_del(&ioim->qe);
list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
bfa_ioim_tov(ioim);
}
}
}
/**
* IO cleanup completion
*/
static void
bfa_tskim_cleanp_comp(void *tskim_cbarg)
{
struct bfa_tskim_s *tskim = tskim_cbarg;
bfa_stats(tskim->itnim, tm_io_comps);
bfa_sm_send_event(tskim, BFA_TSKIM_SM_IOS_DONE);
}
/**
* Gather affected IO requests and task management commands.
*/
static void
bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim)
{
struct bfa_ioim_s *ioim;
struct list_head *qe, *qen;
bfa_wc_init(&tskim->wc, bfa_tskim_cleanp_comp, tskim);
list_for_each_safe(qe, qen, &tskim->io_q) {
ioim = (struct bfa_ioim_s *) qe;
bfa_wc_up(&tskim->wc);
bfa_ioim_cleanup_tm(ioim, tskim);
}
bfa_wc_wait(&tskim->wc);
}
/**
* Send task management request to firmware.
*/
static bfa_boolean_t
bfa_tskim_send(struct bfa_tskim_s *tskim)
{
struct bfa_itnim_s *itnim = tskim->itnim;
struct bfi_tskim_req_s *m;
/**
* check for room in queue to send request now
*/
m = bfa_reqq_next(tskim->bfa, itnim->reqq);
if (!m)
return BFA_FALSE;
/**
* build i/o request message next
*/
bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_TM_REQ,
bfa_lpuid(tskim->bfa));
m->tsk_tag = bfa_os_htons(tskim->tsk_tag);
m->itn_fhdl = tskim->itnim->rport->fw_handle;
m->t_secs = tskim->tsecs;
m->lun = tskim->lun;
m->tm_flags = tskim->tm_cmnd;
/**
* queue I/O message to firmware
*/
bfa_reqq_produce(tskim->bfa, itnim->reqq);
return BFA_TRUE;
}
/**
* Send abort request to cleanup an active TM to firmware.
*/
static bfa_boolean_t
bfa_tskim_send_abort(struct bfa_tskim_s *tskim)
{
struct bfa_itnim_s *itnim = tskim->itnim;
struct bfi_tskim_abortreq_s *m;
/**
* check for room in queue to send request now
*/
m = bfa_reqq_next(tskim->bfa, itnim->reqq);
if (!m)
return BFA_FALSE;
/**
* build i/o request message next
*/
bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_ABORT_REQ,
bfa_lpuid(tskim->bfa));
m->tsk_tag = bfa_os_htons(tskim->tsk_tag);
/**
* queue I/O message to firmware
*/
bfa_reqq_produce(tskim->bfa, itnim->reqq);
return BFA_TRUE;
}
/**
* Call to resume task management cmnd waiting for room in request queue.
*/
static void
bfa_tskim_qresume(void *cbarg)
{
struct bfa_tskim_s *tskim = cbarg;
bfa_fcpim_stats(tskim->fcpim, qresumes);
bfa_stats(tskim->itnim, tm_qresumes);
bfa_sm_send_event(tskim, BFA_TSKIM_SM_QRESUME);
}
/**
* Cleanup IOs associated with a task mangement command on IOC failures.
*/
static void
bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim)
{
struct bfa_ioim_s *ioim;
struct list_head *qe, *qen;
list_for_each_safe(qe, qen, &tskim->io_q) {
ioim = (struct bfa_ioim_s *) qe;
bfa_ioim_iocdisable(ioim);
}
}
/**
* bfa_tskim_friend
*/
/**
* Notification on completions from related ioim.
*/
void
bfa_tskim_iodone(struct bfa_tskim_s *tskim)
{
bfa_wc_down(&tskim->wc);
}
/**
* Handle IOC h/w failure notification from itnim.
*/
void
bfa_tskim_iocdisable(struct bfa_tskim_s *tskim)
{
tskim->notify = BFA_FALSE;
bfa_stats(tskim->itnim, tm_iocdowns);
bfa_sm_send_event(tskim, BFA_TSKIM_SM_HWFAIL);
}
/**
* Cleanup TM command and associated IOs as part of ITNIM offline.
*/
void
bfa_tskim_cleanup(struct bfa_tskim_s *tskim)
{
tskim->notify = BFA_TRUE;
bfa_stats(tskim->itnim, tm_cleanups);
bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP);
}
/**
* Memory allocation and initialization.
*/
void
bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo)
{
struct bfa_tskim_s *tskim;
u16 i;
INIT_LIST_HEAD(&fcpim->tskim_free_q);
tskim = (struct bfa_tskim_s *) bfa_meminfo_kva(minfo);
fcpim->tskim_arr = tskim;
for (i = 0; i < fcpim->num_tskim_reqs; i++, tskim++) {
/*
* initialize TSKIM
*/
bfa_os_memset(tskim, 0, sizeof(struct bfa_tskim_s));
tskim->tsk_tag = i;
tskim->bfa = fcpim->bfa;
tskim->fcpim = fcpim;
tskim->notify = BFA_FALSE;
bfa_reqq_winit(&tskim->reqq_wait, bfa_tskim_qresume,
tskim);
bfa_sm_set_state(tskim, bfa_tskim_sm_uninit);
list_add_tail(&tskim->qe, &fcpim->tskim_free_q);
}
bfa_meminfo_kva(minfo) = (u8 *) tskim;
}
void
bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim)
{
/**
* @todo
*/
}
void
bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
struct bfi_tskim_rsp_s *rsp = (struct bfi_tskim_rsp_s *) m;
struct bfa_tskim_s *tskim;
u16 tsk_tag = bfa_os_ntohs(rsp->tsk_tag);
tskim = BFA_TSKIM_FROM_TAG(fcpim, tsk_tag);
bfa_assert(tskim->tsk_tag == tsk_tag);
tskim->tsk_status = rsp->tsk_status;
/**
* Firmware sends BFI_TSKIM_STS_ABORTED status for abort
* requests. All other statuses are for normal completions.
*/
if (rsp->tsk_status == BFI_TSKIM_STS_ABORTED) {
bfa_stats(tskim->itnim, tm_cleanup_comps);
bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP_DONE);
} else {
bfa_stats(tskim->itnim, tm_fw_rsps);
bfa_sm_send_event(tskim, BFA_TSKIM_SM_DONE);
}
}
/**
* bfa_tskim_api
*/
struct bfa_tskim_s *
bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
struct bfa_tskim_s *tskim;
bfa_q_deq(&fcpim->tskim_free_q, &tskim);
if (!tskim)
bfa_fcpim_stats(fcpim, no_tskims);
else
tskim->dtsk = dtsk;
return tskim;
}
void
bfa_tskim_free(struct bfa_tskim_s *tskim)
{
bfa_assert(bfa_q_is_on_q_func(&tskim->itnim->tsk_q, &tskim->qe));
list_del(&tskim->qe);
list_add_tail(&tskim->qe, &tskim->fcpim->tskim_free_q);
}
/**
* Start a task management command.
*
* @param[in] tskim BFA task management command instance
* @param[in] itnim i-t nexus for the task management command
* @param[in] lun lun, if applicable
* @param[in] tm_cmnd Task management command code.
* @param[in] t_secs Timeout in seconds
*
* @return None.
*/
void
bfa_tskim_start(struct bfa_tskim_s *tskim, struct bfa_itnim_s *itnim, lun_t lun,
enum fcp_tm_cmnd tm_cmnd, u8 tsecs)
{
tskim->itnim = itnim;
tskim->lun = lun;
tskim->tm_cmnd = tm_cmnd;
tskim->tsecs = tsecs;
tskim->notify = BFA_FALSE;
bfa_stats(itnim, tm_cmnds);
list_add_tail(&tskim->qe, &itnim->tsk_q);
bfa_sm_send_event(tskim, BFA_TSKIM_SM_START);
}

345
drivers/scsi/bfa/bfa_uf.c 100644
View File

@ -0,0 +1,345 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_uf.c BFA unsolicited frame receive implementation
*/
#include <bfa.h>
#include <bfa_svc.h>
#include <bfi/bfi_uf.h>
#include <cs/bfa_debug.h>
BFA_TRC_FILE(HAL, UF);
BFA_MODULE(uf);
/*
*****************************************************************************
* Internal functions
*****************************************************************************
*/
static void
__bfa_cb_uf_recv(void *cbarg, bfa_boolean_t complete)
{
struct bfa_uf_s *uf = cbarg;
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(uf->bfa);
if (complete)
ufm->ufrecv(ufm->cbarg, uf);
}
static void
claim_uf_pbs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
{
u32 uf_pb_tot_sz;
ufm->uf_pbs_kva = (struct bfa_uf_buf_s *) bfa_meminfo_dma_virt(mi);
ufm->uf_pbs_pa = bfa_meminfo_dma_phys(mi);
uf_pb_tot_sz = BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * ufm->num_ufs),
BFA_DMA_ALIGN_SZ);
bfa_meminfo_dma_virt(mi) += uf_pb_tot_sz;
bfa_meminfo_dma_phys(mi) += uf_pb_tot_sz;
bfa_os_memset((void *)ufm->uf_pbs_kva, 0, uf_pb_tot_sz);
}
static void
claim_uf_post_msgs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
{
struct bfi_uf_buf_post_s *uf_bp_msg;
struct bfi_sge_s *sge;
union bfi_addr_u sga_zero = { {0} };
u16 i;
u16 buf_len;
ufm->uf_buf_posts = (struct bfi_uf_buf_post_s *) bfa_meminfo_kva(mi);
uf_bp_msg = ufm->uf_buf_posts;
for (i = 0, uf_bp_msg = ufm->uf_buf_posts; i < ufm->num_ufs;
i++, uf_bp_msg++) {
bfa_os_memset(uf_bp_msg, 0, sizeof(struct bfi_uf_buf_post_s));
uf_bp_msg->buf_tag = i;
buf_len = sizeof(struct bfa_uf_buf_s);
uf_bp_msg->buf_len = bfa_os_htons(buf_len);
bfi_h2i_set(uf_bp_msg->mh, BFI_MC_UF, BFI_UF_H2I_BUF_POST,
bfa_lpuid(ufm->bfa));
sge = uf_bp_msg->sge;
sge[0].sg_len = buf_len;
sge[0].flags = BFI_SGE_DATA_LAST;
bfa_dma_addr_set(sge[0].sga, ufm_pbs_pa(ufm, i));
bfa_sge_to_be(sge);
sge[1].sg_len = buf_len;
sge[1].flags = BFI_SGE_PGDLEN;
sge[1].sga = sga_zero;
bfa_sge_to_be(&sge[1]);
}
/**
* advance pointer beyond consumed memory
*/
bfa_meminfo_kva(mi) = (u8 *) uf_bp_msg;
}
static void
claim_ufs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
{
u16 i;
struct bfa_uf_s *uf;
/*
* Claim block of memory for UF list
*/
ufm->uf_list = (struct bfa_uf_s *) bfa_meminfo_kva(mi);
/*
* Initialize UFs and queue it in UF free queue
*/
for (i = 0, uf = ufm->uf_list; i < ufm->num_ufs; i++, uf++) {
bfa_os_memset(uf, 0, sizeof(struct bfa_uf_s));
uf->bfa = ufm->bfa;
uf->uf_tag = i;
uf->pb_len = sizeof(struct bfa_uf_buf_s);
uf->buf_kva = (void *)&ufm->uf_pbs_kva[i];
uf->buf_pa = ufm_pbs_pa(ufm, i);
list_add_tail(&uf->qe, &ufm->uf_free_q);
}
/**
* advance memory pointer
*/
bfa_meminfo_kva(mi) = (u8 *) uf;
}
static void
uf_mem_claim(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
{
claim_uf_pbs(ufm, mi);
claim_ufs(ufm, mi);
claim_uf_post_msgs(ufm, mi);
}
static void
bfa_uf_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len)
{
u32 num_ufs = cfg->fwcfg.num_uf_bufs;
/*
* dma-able memory for UF posted bufs
*/
*dm_len += BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * num_ufs),
BFA_DMA_ALIGN_SZ);
/*
* kernel Virtual memory for UFs and UF buf post msg copies
*/
*ndm_len += sizeof(struct bfa_uf_s) * num_ufs;
*ndm_len += sizeof(struct bfi_uf_buf_post_s) * num_ufs;
}
static void
bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
{
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
bfa_os_memset(ufm, 0, sizeof(struct bfa_uf_mod_s));
ufm->bfa = bfa;
ufm->num_ufs = cfg->fwcfg.num_uf_bufs;
INIT_LIST_HEAD(&ufm->uf_free_q);
INIT_LIST_HEAD(&ufm->uf_posted_q);
uf_mem_claim(ufm, meminfo);
}
static void
bfa_uf_initdone(struct bfa_s *bfa)
{
}
static void
bfa_uf_detach(struct bfa_s *bfa)
{
}
static struct bfa_uf_s *
bfa_uf_get(struct bfa_uf_mod_s *uf_mod)
{
struct bfa_uf_s *uf;
bfa_q_deq(&uf_mod->uf_free_q, &uf);
return (uf);
}
static void
bfa_uf_put(struct bfa_uf_mod_s *uf_mod, struct bfa_uf_s *uf)
{
list_add_tail(&uf->qe, &uf_mod->uf_free_q);
}
static bfa_status_t
bfa_uf_post(struct bfa_uf_mod_s *ufm, struct bfa_uf_s *uf)
{
struct bfi_uf_buf_post_s *uf_post_msg;
uf_post_msg = bfa_reqq_next(ufm->bfa, BFA_REQQ_FCXP);
if (!uf_post_msg)
return BFA_STATUS_FAILED;
bfa_os_memcpy(uf_post_msg, &ufm->uf_buf_posts[uf->uf_tag],
sizeof(struct bfi_uf_buf_post_s));
bfa_reqq_produce(ufm->bfa, BFA_REQQ_FCXP);
bfa_trc(ufm->bfa, uf->uf_tag);
list_add_tail(&uf->qe, &ufm->uf_posted_q);
return BFA_STATUS_OK;
}
static void
bfa_uf_post_all(struct bfa_uf_mod_s *uf_mod)
{
struct bfa_uf_s *uf;
while ((uf = bfa_uf_get(uf_mod)) != NULL) {
if (bfa_uf_post(uf_mod, uf) != BFA_STATUS_OK)
break;
}
}
static void
uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m)
{
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
u16 uf_tag = m->buf_tag;
struct bfa_uf_buf_s *uf_buf = &ufm->uf_pbs_kva[uf_tag];
struct bfa_uf_s *uf = &ufm->uf_list[uf_tag];
u8 *buf = &uf_buf->d[0];
struct fchs_s *fchs;
m->frm_len = bfa_os_ntohs(m->frm_len);
m->xfr_len = bfa_os_ntohs(m->xfr_len);
fchs = (struct fchs_s *) uf_buf;
list_del(&uf->qe); /* dequeue from posted queue */
uf->data_ptr = buf;
uf->data_len = m->xfr_len;
bfa_assert(uf->data_len >= sizeof(struct fchs_s));
if (uf->data_len == sizeof(struct fchs_s)) {
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_UF, BFA_PL_EID_RX,
uf->data_len, (struct fchs_s *) buf);
} else {
u32 pld_w0 = *((u32 *) (buf + sizeof(struct fchs_s)));
bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_UF,
BFA_PL_EID_RX, uf->data_len,
(struct fchs_s *) buf, pld_w0);
}
bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf);
}
static void
bfa_uf_stop(struct bfa_s *bfa)
{
}
static void
bfa_uf_iocdisable(struct bfa_s *bfa)
{
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
struct bfa_uf_s *uf;
struct list_head *qe, *qen;
list_for_each_safe(qe, qen, &ufm->uf_posted_q) {
uf = (struct bfa_uf_s *) qe;
list_del(&uf->qe);
bfa_uf_put(ufm, uf);
}
}
static void
bfa_uf_start(struct bfa_s *bfa)
{
bfa_uf_post_all(BFA_UF_MOD(bfa));
}
/**
* bfa_uf_api
*/
/**
* Register handler for all unsolicted recieve frames.
*
* @param[in] bfa BFA instance
* @param[in] ufrecv receive handler function
* @param[in] cbarg receive handler arg
*/
void
bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, void *cbarg)
{
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
ufm->ufrecv = ufrecv;
ufm->cbarg = cbarg;
}
/**
* Free an unsolicited frame back to BFA.
*
* @param[in] uf unsolicited frame to be freed
*
* @return None
*/
void
bfa_uf_free(struct bfa_uf_s *uf)
{
bfa_uf_put(BFA_UF_MOD(uf->bfa), uf);
bfa_uf_post_all(BFA_UF_MOD(uf->bfa));
}
/**
* uf_pub BFA uf module public functions
*/
void
bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
{
bfa_trc(bfa, msg->mhdr.msg_id);
switch (msg->mhdr.msg_id) {
case BFI_UF_I2H_FRM_RCVD:
uf_recv(bfa, (struct bfi_uf_frm_rcvd_s *) msg);
break;
default:
bfa_trc(bfa, msg->mhdr.msg_id);
bfa_assert(0);
}
}

47
drivers/scsi/bfa/bfa_uf_priv.h 100644
View File

@ -0,0 +1,47 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_UF_PRIV_H__
#define __BFA_UF_PRIV_H__
#include <cs/bfa_sm.h>
#include <bfa_svc.h>
#include <bfi/bfi_uf.h>
#define BFA_UF_MIN (4)
struct bfa_uf_mod_s {
struct bfa_s *bfa; /* back pointer to BFA */
struct bfa_uf_s *uf_list; /* array of UFs */
u16 num_ufs; /* num unsolicited rx frames */
struct list_head uf_free_q; /* free UFs */
struct list_head uf_posted_q; /* UFs posted to IOC */
struct bfa_uf_buf_s *uf_pbs_kva; /* list UF bufs request pld */
u64 uf_pbs_pa; /* phy addr for UF bufs */
struct bfi_uf_buf_post_s *uf_buf_posts;
/* pre-built UF post msgs */
bfa_cb_uf_recv_t ufrecv; /* uf recv handler function */
void *cbarg; /* uf receive handler arg */
};
#define BFA_UF_MOD(__bfa) (&(__bfa)->modules.uf_mod)
#define ufm_pbs_pa(_ufmod, _uftag) \
((_ufmod)->uf_pbs_pa + sizeof(struct bfa_uf_buf_s) * (_uftag))
void bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
#endif /* __BFA_UF_PRIV_H__ */

1182
drivers/scsi/bfa/bfad.c 100644
View File

File diff suppressed because it is too large Load Diff

649
drivers/scsi/bfa/bfad_attr.c 100644
View File

@ -0,0 +1,649 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_attr.c Linux driver configuration interface module.
*/
#include "bfad_drv.h"
#include "bfad_im.h"
#include "bfad_trcmod.h"
#include "bfad_attr.h"
/**
* FC_transport_template FC transport template
*/
/**
* FC transport template entry, get SCSI target port ID.
*/
void
bfad_im_get_starget_port_id(struct scsi_target *starget)
{
struct Scsi_Host *shost;
struct bfad_im_port_s *im_port;
struct bfad_s *bfad;
struct bfad_itnim_s *itnim = NULL;
u32 fc_id = -1;
unsigned long flags;
shost = bfad_os_starget_to_shost(starget);
im_port = (struct bfad_im_port_s *) shost->hostdata[0];
bfad = im_port->bfad;
spin_lock_irqsave(&bfad->bfad_lock, flags);
itnim = bfad_os_get_itnim(im_port, starget->id);
if (itnim)
fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
fc_starget_port_id(starget) = fc_id;
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
}
/**
* FC transport template entry, get SCSI target nwwn.
*/
void
bfad_im_get_starget_node_name(struct scsi_target *starget)
{
struct Scsi_Host *shost;
struct bfad_im_port_s *im_port;
struct bfad_s *bfad;
struct bfad_itnim_s *itnim = NULL;
u64 node_name = 0;
unsigned long flags;
shost = bfad_os_starget_to_shost(starget);
im_port = (struct bfad_im_port_s *) shost->hostdata[0];
bfad = im_port->bfad;
spin_lock_irqsave(&bfad->bfad_lock, flags);
itnim = bfad_os_get_itnim(im_port, starget->id);
if (itnim)
node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
fc_starget_node_name(starget) = bfa_os_htonll(node_name);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
}
/**
* FC transport template entry, get SCSI target pwwn.
*/
void
bfad_im_get_starget_port_name(struct scsi_target *starget)
{
struct Scsi_Host *shost;
struct bfad_im_port_s *im_port;
struct bfad_s *bfad;
struct bfad_itnim_s *itnim = NULL;
u64 port_name = 0;
unsigned long flags;
shost = bfad_os_starget_to_shost(starget);
im_port = (struct bfad_im_port_s *) shost->hostdata[0];
bfad = im_port->bfad;
spin_lock_irqsave(&bfad->bfad_lock, flags);
itnim = bfad_os_get_itnim(im_port, starget->id);
if (itnim)
port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
fc_starget_port_name(starget) = bfa_os_htonll(port_name);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
}
/**
* FC transport template entry, get SCSI host port ID.
*/
void
bfad_im_get_host_port_id(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_port_s *port = im_port->port;
fc_host_port_id(shost) =
bfa_os_hton3b(bfa_fcs_port_get_fcid(port->fcs_port));
}
struct Scsi_Host *
bfad_os_starget_to_shost(struct scsi_target *starget)
{
return dev_to_shost(starget->dev.parent);
}
/**
* FC transport template entry, get SCSI host port type.
*/
static void
bfad_im_get_host_port_type(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_pport_attr_s attr;
bfa_pport_get_attr(&bfad->bfa, &attr);
switch (attr.port_type) {
case BFA_PPORT_TYPE_NPORT:
fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
break;
case BFA_PPORT_TYPE_NLPORT:
fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
break;
case BFA_PPORT_TYPE_P2P:
fc_host_port_type(shost) = FC_PORTTYPE_PTP;
break;
case BFA_PPORT_TYPE_LPORT:
fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
break;
default:
fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
break;
}
}
/**
* FC transport template entry, get SCSI host port state.
*/
static void
bfad_im_get_host_port_state(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_pport_attr_s attr;
bfa_pport_get_attr(&bfad->bfa, &attr);
switch (attr.port_state) {
case BFA_PPORT_ST_LINKDOWN:
fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
break;
case BFA_PPORT_ST_LINKUP:
fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
break;
case BFA_PPORT_ST_UNINIT:
case BFA_PPORT_ST_ENABLING_QWAIT:
case BFA_PPORT_ST_ENABLING:
case BFA_PPORT_ST_DISABLING_QWAIT:
case BFA_PPORT_ST_DISABLING:
case BFA_PPORT_ST_DISABLED:
case BFA_PPORT_ST_STOPPED:
case BFA_PPORT_ST_IOCDOWN:
default:
fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
break;
}
}
/**
* FC transport template entry, get SCSI host active fc4s.
*/
static void
bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_port_s *port = im_port->port;
memset(fc_host_active_fc4s(shost), 0,
sizeof(fc_host_active_fc4s(shost)));
if (port->supported_fc4s &
(BFA_PORT_ROLE_FCP_IM | BFA_PORT_ROLE_FCP_TM))
fc_host_active_fc4s(shost)[2] = 1;
if (port->supported_fc4s & BFA_PORT_ROLE_FCP_IPFC)
fc_host_active_fc4s(shost)[3] = 0x20;
fc_host_active_fc4s(shost)[7] = 1;
}
/**
* FC transport template entry, get SCSI host link speed.
*/
static void
bfad_im_get_host_speed(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_pport_attr_s attr;
bfa_pport_get_attr(&bfad->bfa, &attr);
switch (attr.speed) {
case BFA_PPORT_SPEED_8GBPS:
fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
break;
case BFA_PPORT_SPEED_4GBPS:
fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
break;
case BFA_PPORT_SPEED_2GBPS:
fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
break;
case BFA_PPORT_SPEED_1GBPS:
fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
break;
default:
fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
break;
}
}
/**
* FC transport template entry, get SCSI host port type.
*/
static void
bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_port_s *port = im_port->port;
wwn_t fabric_nwwn = 0;
fabric_nwwn = bfa_fcs_port_get_fabric_name(port->fcs_port);
fc_host_fabric_name(shost) = bfa_os_htonll(fabric_nwwn);
}
/**
* FC transport template entry, get BFAD statistics.
*/
static struct fc_host_statistics *
bfad_im_get_stats(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfad_hal_comp fcomp;
struct fc_host_statistics *hstats;
bfa_status_t rc;
unsigned long flags;
hstats = &bfad->link_stats;
init_completion(&fcomp.comp);
spin_lock_irqsave(&bfad->bfad_lock, flags);
memset(hstats, 0, sizeof(struct fc_host_statistics));
rc = bfa_pport_get_stats(&bfad->bfa,
(union bfa_pport_stats_u *) hstats,
bfad_hcb_comp, &fcomp);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (rc != BFA_STATUS_OK)
return NULL;
wait_for_completion(&fcomp.comp);
return hstats;
}
/**
* FC transport template entry, reset BFAD statistics.
*/
static void
bfad_im_reset_stats(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfad_hal_comp fcomp;
unsigned long flags;
bfa_status_t rc;
init_completion(&fcomp.comp);
spin_lock_irqsave(&bfad->bfad_lock, flags);
rc = bfa_pport_clear_stats(&bfad->bfa, bfad_hcb_comp, &fcomp);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (rc != BFA_STATUS_OK)
return;
wait_for_completion(&fcomp.comp);
return;
}
/**
* FC transport template entry, get rport loss timeout.
*/
static void
bfad_im_get_rport_loss_tmo(struct fc_rport *rport)
{
struct bfad_itnim_data_s *itnim_data = rport->dd_data;
struct bfad_itnim_s *itnim = itnim_data->itnim;
struct bfad_s *bfad = itnim->im->bfad;
unsigned long flags;
spin_lock_irqsave(&bfad->bfad_lock, flags);
rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
}
/**
* FC transport template entry, set rport loss timeout.
*/
static void
bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
{
struct bfad_itnim_data_s *itnim_data = rport->dd_data;
struct bfad_itnim_s *itnim = itnim_data->itnim;
struct bfad_s *bfad = itnim->im->bfad;
unsigned long flags;
if (timeout > 0) {
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfa_fcpim_path_tov_set(&bfad->bfa, timeout);
rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
}
}
struct fc_function_template bfad_im_fc_function_template = {
/* Target dynamic attributes */
.get_starget_port_id = bfad_im_get_starget_port_id,
.show_starget_port_id = 1,
.get_starget_node_name = bfad_im_get_starget_node_name,
.show_starget_node_name = 1,
.get_starget_port_name = bfad_im_get_starget_port_name,
.show_starget_port_name = 1,
/* Host dynamic attribute */
.get_host_port_id = bfad_im_get_host_port_id,
.show_host_port_id = 1,
/* Host fixed attributes */
.show_host_node_name = 1,
.show_host_port_name = 1,
.show_host_supported_classes = 1,
.show_host_supported_fc4s = 1,
.show_host_supported_speeds = 1,
.show_host_maxframe_size = 1,
/* More host dynamic attributes */
.show_host_port_type = 1,
.get_host_port_type = bfad_im_get_host_port_type,
.show_host_port_state = 1,
.get_host_port_state = bfad_im_get_host_port_state,
.show_host_active_fc4s = 1,
.get_host_active_fc4s = bfad_im_get_host_active_fc4s,
.show_host_speed = 1,
.get_host_speed = bfad_im_get_host_speed,
.show_host_fabric_name = 1,
.get_host_fabric_name = bfad_im_get_host_fabric_name,
.show_host_symbolic_name = 1,
/* Statistics */
.get_fc_host_stats = bfad_im_get_stats,
.reset_fc_host_stats = bfad_im_reset_stats,
/* Allocation length for host specific data */
.dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
/* Remote port fixed attributes */
.show_rport_maxframe_size = 1,
.show_rport_supported_classes = 1,
.show_rport_dev_loss_tmo = 1,
.get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
.set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
};
/**
* Scsi_Host_attrs SCSI host attributes
*/
static ssize_t
bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_ioc_attr_s ioc_attr;
memset(&ioc_attr, 0, sizeof(ioc_attr));
bfa_get_attr(&bfad->bfa, &ioc_attr);
return snprintf(buf, PAGE_SIZE, "%s\n",
ioc_attr.adapter_attr.serial_num);
}
static ssize_t
bfad_im_model_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_ioc_attr_s ioc_attr;
memset(&ioc_attr, 0, sizeof(ioc_attr));
bfa_get_attr(&bfad->bfa, &ioc_attr);
return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.model);
}
static ssize_t
bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_ioc_attr_s ioc_attr;
memset(&ioc_attr, 0, sizeof(ioc_attr));
bfa_get_attr(&bfad->bfa, &ioc_attr);
return snprintf(buf, PAGE_SIZE, "%s\n",
ioc_attr.adapter_attr.model_descr);
}
static ssize_t
bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_port_s *port = im_port->port;
u64 nwwn;
nwwn = bfa_fcs_port_get_nwwn(port->fcs_port);
return snprintf(buf, PAGE_SIZE, "0x%llx\n", bfa_os_htonll(nwwn));
}
static ssize_t
bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_ioc_attr_s ioc_attr;
memset(&ioc_attr, 0, sizeof(ioc_attr));
bfa_get_attr(&bfad->bfa, &ioc_attr);
return snprintf(buf, PAGE_SIZE, "Brocade %s FV%s DV%s\n",
ioc_attr.adapter_attr.model,
ioc_attr.adapter_attr.fw_ver, BFAD_DRIVER_VERSION);
}
static ssize_t
bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_ioc_attr_s ioc_attr;
memset(&ioc_attr, 0, sizeof(ioc_attr));
bfa_get_attr(&bfad->bfa, &ioc_attr);
return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.hw_ver);
}
static ssize_t
bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
}
static ssize_t
bfad_im_optionrom_version_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_ioc_attr_s ioc_attr;
memset(&ioc_attr, 0, sizeof(ioc_attr));
bfa_get_attr(&bfad->bfa, &ioc_attr);
return snprintf(buf, PAGE_SIZE, "%s\n",
ioc_attr.adapter_attr.optrom_ver);
}
static ssize_t
bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_ioc_attr_s ioc_attr;
memset(&ioc_attr, 0, sizeof(ioc_attr));
bfa_get_attr(&bfad->bfa, &ioc_attr);
return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.fw_ver);
}
static ssize_t
bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_ioc_attr_s ioc_attr;
memset(&ioc_attr, 0, sizeof(ioc_attr));
bfa_get_attr(&bfad->bfa, &ioc_attr);
return snprintf(buf, PAGE_SIZE, "%d\n", ioc_attr.adapter_attr.nports);
}
static ssize_t
bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
}
static ssize_t
bfad_im_num_of_discovered_ports_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct Scsi_Host *shost = class_to_shost(dev);
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_port_s *port = im_port->port;
struct bfad_s *bfad = im_port->bfad;
int nrports = 2048;
wwn_t *rports = NULL;
unsigned long flags;
rports = kzalloc(sizeof(wwn_t) * nrports , GFP_ATOMIC);
if (rports == NULL)
return -ENOMEM;
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfa_fcs_port_get_rports(port->fcs_port, rports, &nrports);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
kfree(rports);
return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
}
static DEVICE_ATTR(serial_number, S_IRUGO,
bfad_im_serial_num_show, NULL);
static DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
static DEVICE_ATTR(model_description, S_IRUGO,
bfad_im_model_desc_show, NULL);
static DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
static DEVICE_ATTR(symbolic_name, S_IRUGO,
bfad_im_symbolic_name_show, NULL);
static DEVICE_ATTR(hardware_version, S_IRUGO,
bfad_im_hw_version_show, NULL);
static DEVICE_ATTR(driver_version, S_IRUGO,
bfad_im_drv_version_show, NULL);
static DEVICE_ATTR(option_rom_version, S_IRUGO,
bfad_im_optionrom_version_show, NULL);
static DEVICE_ATTR(firmware_version, S_IRUGO,
bfad_im_fw_version_show, NULL);
static DEVICE_ATTR(number_of_ports, S_IRUGO,
bfad_im_num_of_ports_show, NULL);
static DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
static DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
bfad_im_num_of_discovered_ports_show, NULL);
struct device_attribute *bfad_im_host_attrs[] = {
&dev_attr_serial_number,
&dev_attr_model,
&dev_attr_model_description,
&dev_attr_node_name,
&dev_attr_symbolic_name,
&dev_attr_hardware_version,
&dev_attr_driver_version,
&dev_attr_option_rom_version,
&dev_attr_firmware_version,
&dev_attr_number_of_ports,
&dev_attr_driver_name,
&dev_attr_number_of_discovered_ports,
NULL,
};
struct device_attribute *bfad_im_vport_attrs[] = {
&dev_attr_serial_number,
&dev_attr_model,
&dev_attr_model_description,
&dev_attr_node_name,
&dev_attr_symbolic_name,
&dev_attr_hardware_version,
&dev_attr_driver_version,
&dev_attr_option_rom_version,
&dev_attr_firmware_version,
&dev_attr_number_of_ports,
&dev_attr_driver_name,
&dev_attr_number_of_discovered_ports,
NULL,
};

65
drivers/scsi/bfa/bfad_attr.h 100644
View File

@ -0,0 +1,65 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFAD_ATTR_H__
#define __BFAD_ATTR_H__
/**
* bfad_attr.h VMware driver configuration interface module.
*/
/**
* FC_transport_template FC transport template
*/
struct Scsi_Host*
bfad_os_dev_to_shost(struct scsi_target *starget);
/**
* FC transport template entry, get SCSI target port ID.
*/
void
bfad_im_get_starget_port_id(struct scsi_target *starget);
/**
* FC transport template entry, get SCSI target nwwn.
*/
void
bfad_im_get_starget_node_name(struct scsi_target *starget);
/**
* FC transport template entry, get SCSI target pwwn.
*/
void
bfad_im_get_starget_port_name(struct scsi_target *starget);
/**
* FC transport template entry, get SCSI host port ID.
*/
void
bfad_im_get_host_port_id(struct Scsi_Host *shost);
/**
* FC transport template entry, issue a LIP.
*/
int
bfad_im_issue_fc_host_lip(struct Scsi_Host *shost);
struct Scsi_Host*
bfad_os_starget_to_shost(struct scsi_target *starget);
#endif /* __BFAD_ATTR_H__ */

295
drivers/scsi/bfa/bfad_drv.h 100644
View File

@ -0,0 +1,295 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* Contains base driver definitions.
*/
/**
* bfa_drv.h Linux driver data structures.
*/
#ifndef __BFAD_DRV_H__
#define __BFAD_DRV_H__
#include "bfa_os_inc.h"
#include <bfa.h>
#include <bfa_svc.h>
#include <fcs/bfa_fcs.h>
#include <defs/bfa_defs_pci.h>
#include <defs/bfa_defs_port.h>
#include <defs/bfa_defs_rport.h>
#include <fcs/bfa_fcs_rport.h>
#include <defs/bfa_defs_vport.h>
#include <fcs/bfa_fcs_vport.h>
#include <cs/bfa_plog.h>
#include "aen/bfa_aen.h"
#include <log/bfa_log_linux.h>
#define BFAD_DRIVER_NAME "bfa"
#ifdef BFA_DRIVER_VERSION
#define BFAD_DRIVER_VERSION BFA_DRIVER_VERSION
#else
#define BFAD_DRIVER_VERSION "2.0.0.0"
#endif
#define BFAD_IRQ_FLAGS IRQF_SHARED
/*
* BFAD flags
*/
#define BFAD_MSIX_ON 0x00000001
#define BFAD_HAL_INIT_DONE 0x00000002
#define BFAD_DRV_INIT_DONE 0x00000004
#define BFAD_CFG_PPORT_DONE 0x00000008
#define BFAD_HAL_START_DONE 0x00000010
#define BFAD_PORT_ONLINE 0x00000020
#define BFAD_RPORT_ONLINE 0x00000040
#define BFAD_PORT_DELETE 0x00000001
/*
* BFAD related definition
*/
#define SCSI_SCAN_DELAY HZ
#define BFAD_STOP_TIMEOUT 30
#define BFAD_SUSPEND_TIMEOUT BFAD_STOP_TIMEOUT
/*
* BFAD configuration parameter default values
*/
#define BFAD_LUN_QUEUE_DEPTH 32
#define BFAD_IO_MAX_SGE SG_ALL
#define bfad_isr_t irq_handler_t
#define MAX_MSIX_ENTRY 22
struct bfad_msix_s {
struct bfad_s *bfad;
struct msix_entry msix;
};
enum bfad_port_pvb_type {
BFAD_PORT_PHYS_BASE = 0,
BFAD_PORT_PHYS_VPORT = 1,
BFAD_PORT_VF_BASE = 2,
BFAD_PORT_VF_VPORT = 3,
};
/*
* PORT data structure
*/
struct bfad_port_s {
struct list_head list_entry;
struct bfad_s *bfad;
struct bfa_fcs_port_s *fcs_port;
u32 roles;
s32 flags;
u32 supported_fc4s;
u8 ipfc_flags;
enum bfad_port_pvb_type pvb_type;
struct bfad_im_port_s *im_port; /* IM specific data */
struct bfad_tm_port_s *tm_port; /* TM specific data */
struct bfad_ipfc_port_s *ipfc_port; /* IPFC specific data */
};
/*
* VPORT data structure
*/
struct bfad_vport_s {
struct bfad_port_s drv_port;
struct bfa_fcs_vport_s fcs_vport;
struct completion *comp_del;
};
/*
* VF data structure
*/
struct bfad_vf_s {
bfa_fcs_vf_t fcs_vf;
struct bfad_port_s base_port; /* base port for vf */
struct bfad_s *bfad;
};
struct bfad_cfg_param_s {
u32 rport_del_timeout;
u32 ioc_queue_depth;
u32 lun_queue_depth;
u32 io_max_sge;
u32 binding_method;
};
#define BFAD_AEN_MAX_APPS 8
struct bfad_aen_file_s {
struct list_head qe;
struct bfad_s *bfad;
s32 ri;
s32 app_id;
};
/*
* BFAD (PCI function) data structure
*/
struct bfad_s {
struct list_head list_entry;
struct bfa_s bfa;
struct bfa_fcs_s bfa_fcs;
struct pci_dev *pcidev;
const char *pci_name;
struct bfa_pcidev_s hal_pcidev;
struct bfa_ioc_pci_attr_s pci_attr;
unsigned long pci_bar0_map;
void __iomem *pci_bar0_kva;
struct completion comp;
struct completion suspend;
struct completion disable_comp;
bfa_boolean_t disable_active;
struct bfad_port_s pport; /* physical port of the BFAD */
struct bfa_meminfo_s meminfo;
struct bfa_iocfc_cfg_s ioc_cfg;
u32 inst_no; /* BFAD instance number */
u32 bfad_flags;
spinlock_t bfad_lock;
struct bfad_cfg_param_s cfg_data;
struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY];
int nvec;
char adapter_name[BFA_ADAPTER_SYM_NAME_LEN];
char port_name[BFA_ADAPTER_SYM_NAME_LEN];
struct timer_list hal_tmo;
unsigned long hs_start;
struct bfad_im_s *im; /* IM specific data */
struct bfad_tm_s *tm; /* TM specific data */
struct bfad_ipfc_s *ipfc; /* IPFC specific data */
struct bfa_log_mod_s log_data;
struct bfa_trc_mod_s *trcmod;
struct bfa_log_mod_s *logmod;
struct bfa_aen_s *aen;
struct bfa_aen_s aen_buf;
struct bfad_aen_file_s file_buf[BFAD_AEN_MAX_APPS];
struct list_head file_q;
struct list_head file_free_q;
struct bfa_plog_s plog_buf;
int ref_count;
bfa_boolean_t ipfc_enabled;
struct fc_host_statistics link_stats;
struct kobject *bfa_kobj;
struct kobject *ioc_kobj;
struct kobject *pport_kobj;
struct kobject *lport_kobj;
};
/*
* RPORT data structure
*/
struct bfad_rport_s {
struct bfa_fcs_rport_s fcs_rport;
};
struct bfad_buf_info {
void *virt;
dma_addr_t phys;
u32 size;
};
struct bfad_fcxp {
struct bfad_port_s *port;
struct bfa_rport_s *bfa_rport;
bfa_status_t req_status;
u16 tag;
u16 rsp_len;
u16 rsp_maxlen;
u8 use_ireqbuf;
u8 use_irspbuf;
u32 num_req_sgles;
u32 num_rsp_sgles;
struct fchs_s fchs;
void *reqbuf_info;
void *rspbuf_info;
struct bfa_sge_s *req_sge;
struct bfa_sge_s *rsp_sge;
fcxp_send_cb_t send_cbfn;
void *send_cbarg;
void *bfa_fcxp;
struct completion comp;
};
struct bfad_hal_comp {
bfa_status_t status;
struct completion comp;
};
/*
* Macro to obtain the immediate lower power
* of two for the integer.
*/
#define nextLowerInt(x) \
do { \
int j; \
(*x)--; \
for (j = 1; j < (sizeof(int) * 8); j <<= 1) \
(*x) = (*x) | (*x) >> j; \
(*x)++; \
(*x) = (*x) >> 1; \
} while (0)
bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
struct bfa_port_cfg_s *port_cfg);
bfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
struct bfa_port_cfg_s *port_cfg);
bfa_status_t bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role);
bfa_status_t bfad_drv_init(struct bfad_s *bfad);
void bfad_drv_start(struct bfad_s *bfad);
void bfad_uncfg_pport(struct bfad_s *bfad);
void bfad_drv_stop(struct bfad_s *bfad);
void bfad_remove_intr(struct bfad_s *bfad);
void bfad_hal_mem_release(struct bfad_s *bfad);
void bfad_hcb_comp(void *arg, bfa_status_t status);
int bfad_setup_intr(struct bfad_s *bfad);
void bfad_remove_intr(struct bfad_s *bfad);
void bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg);
bfa_status_t bfad_hal_mem_alloc(struct bfad_s *bfad);
void bfad_bfa_tmo(unsigned long data);
void bfad_init_timer(struct bfad_s *bfad);
int bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad);
void bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad);
void bfad_fcs_port_cfg(struct bfad_s *bfad);
void bfad_drv_uninit(struct bfad_s *bfad);
void bfad_drv_log_level_set(struct bfad_s *bfad);
bfa_status_t bfad_fc4_module_init(void);
void bfad_fc4_module_exit(void);
void bfad_pci_remove(struct pci_dev *pdev);
int bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid);
void bfad_os_rport_online_wait(struct bfad_s *bfad);
int bfad_os_get_linkup_delay(struct bfad_s *bfad);
int bfad_install_msix_handler(struct bfad_s *bfad);
extern struct idr bfad_im_port_index;
extern struct list_head bfad_list;
extern int bfa_lun_queue_depth;
extern int bfad_supported_fc4s;
extern int bfa_linkup_delay;
#endif /* __BFAD_DRV_H__ */

95
drivers/scsi/bfa/bfad_fwimg.c 100644
View File

@ -0,0 +1,95 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfad_fwimg.c Linux driver PCI interface module.
*/
#include <bfa_os_inc.h>
#include <bfad_drv.h>
#include <bfad_im_compat.h>
#include <defs/bfa_defs_version.h>
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/fs.h>
#include <asm/uaccess.h>
#include <asm/fcntl.h>
#include <linux/pci.h>
#include <linux/firmware.h>
#include <bfa_fwimg_priv.h>
#include <bfa.h>
u32 bfi_image_ct_size;
u32 bfi_image_cb_size;
u32 *bfi_image_ct;
u32 *bfi_image_cb;
#define BFAD_FW_FILE_CT "ctfw.bin"
#define BFAD_FW_FILE_CB "cbfw.bin"
u32 *
bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
u32 *bfi_image_size, char *fw_name)
{
const struct firmware *fw;
if (request_firmware(&fw, fw_name, &pdev->dev)) {
printk(KERN_ALERT "Can't locate firmware %s\n", fw_name);
goto error;
}
*bfi_image = vmalloc(fw->size);
if (NULL == *bfi_image) {
printk(KERN_ALERT "Fail to allocate buffer for fw image "
"size=%x!\n", (u32) fw->size);
goto error;
}
memcpy(*bfi_image, fw->data, fw->size);
*bfi_image_size = fw->size/sizeof(u32);
return(*bfi_image);
error:
return(NULL);
}
u32 *
bfad_get_firmware_buf(struct pci_dev *pdev)
{
if (pdev->device == BFA_PCI_DEVICE_ID_CT) {
if (bfi_image_ct_size == 0)
bfad_read_firmware(pdev, &bfi_image_ct,
&bfi_image_ct_size, BFAD_FW_FILE_CT);
return(bfi_image_ct);
} else {
if (bfi_image_cb_size == 0)
bfad_read_firmware(pdev, &bfi_image_cb,
&bfi_image_cb_size, BFAD_FW_FILE_CB);
return(bfi_image_cb);
}
}
u32 *
bfi_image_ct_get_chunk(u32 off)
{ return (u32 *)(bfi_image_ct + off); }
u32 *
bfi_image_cb_get_chunk(u32 off)
{ return (u32 *)(bfi_image_cb + off); }

1230
drivers/scsi/bfa/bfad_im.c 100644
View File

File diff suppressed because it is too large Load Diff

150
drivers/scsi/bfa/bfad_im.h 100644
View File

@ -0,0 +1,150 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFAD_IM_H__
#define __BFAD_IM_H__
#include "fcs/bfa_fcs_fcpim.h"
#include "bfad_im_compat.h"
#define FCPI_NAME " fcpim"
void bfad_flags_set(struct bfad_s *bfad, u32 flags);
bfa_status_t bfad_im_module_init(void);
void bfad_im_module_exit(void);
bfa_status_t bfad_im_probe(struct bfad_s *bfad);
void bfad_im_probe_undo(struct bfad_s *bfad);
void bfad_im_probe_post(struct bfad_im_s *im);
bfa_status_t bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port);
void bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port);
void bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port);
void bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port);
void bfad_im_port_clean(struct bfad_im_port_s *im_port);
int bfad_im_scsi_host_alloc(struct bfad_s *bfad,
struct bfad_im_port_s *im_port);
void bfad_im_scsi_host_free(struct bfad_s *bfad,
struct bfad_im_port_s *im_port);
#define MAX_FCP_TARGET 1024
#define MAX_FCP_LUN 16384
#define BFAD_TARGET_RESET_TMO 60
#define BFAD_LUN_RESET_TMO 60
#define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
#define BFA_QUEUE_FULL_RAMP_UP_TIME 120
#define BFAD_KOBJ_NAME_LEN 20
/*
* itnim flags
*/
#define ITNIM_MAPPED 0x00000001
#define SCSI_TASK_MGMT 0x00000001
#define IO_DONE_BIT 0
struct bfad_itnim_data_s {
struct bfad_itnim_s *itnim;
};
struct bfad_im_port_s {
struct bfad_s *bfad;
struct bfad_port_s *port;
struct work_struct port_delete_work;
int idr_id;
u16 cur_scsi_id;
struct list_head binding_list;
struct Scsi_Host *shost;
struct list_head itnim_mapped_list;
};
enum bfad_itnim_state {
ITNIM_STATE_NONE,
ITNIM_STATE_ONLINE,
ITNIM_STATE_OFFLINE_PENDING,
ITNIM_STATE_OFFLINE,
ITNIM_STATE_TIMEOUT,
ITNIM_STATE_FREE,
};
/*
* Per itnim data structure
*/
struct bfad_itnim_s {
struct list_head list_entry;
struct bfa_fcs_itnim_s fcs_itnim;
struct work_struct itnim_work;
u32 flags;
enum bfad_itnim_state state;
struct bfad_im_s *im;
struct bfad_im_port_s *im_port;
struct bfad_rport_s *drv_rport;
struct fc_rport *fc_rport;
struct bfa_itnim_s *bfa_itnim;
u16 scsi_tgt_id;
u16 queue_work;
unsigned long last_ramp_up_time;
unsigned long last_queue_full_time;
};
enum bfad_binding_type {
FCP_PWWN_BINDING = 0x1,
FCP_NWWN_BINDING = 0x2,
FCP_FCID_BINDING = 0x3,
};
struct bfad_fcp_binding {
struct list_head list_entry;
enum bfad_binding_type binding_type;
u16 scsi_target_id;
u32 fc_id;
wwn_t nwwn;
wwn_t pwwn;
};
struct bfad_im_s {
struct bfad_s *bfad;
struct workqueue_struct *drv_workq;
char drv_workq_name[BFAD_KOBJ_NAME_LEN];
};
struct Scsi_Host *bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port,
struct bfad_s *);
bfa_status_t bfad_os_thread_workq(struct bfad_s *bfad);
void bfad_os_destroy_workq(struct bfad_im_s *im);
void bfad_os_itnim_process(struct bfad_itnim_s *itnim_drv);
void bfad_os_fc_host_init(struct bfad_im_port_s *im_port);
void bfad_os_init_work(struct bfad_im_port_s *im_port);
void bfad_os_scsi_host_free(struct bfad_s *bfad,
struct bfad_im_port_s *im_port);
void bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim,
struct scsi_device *sdev);
void bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev);
struct bfad_itnim_s *bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id);
int bfad_os_scsi_add_host(struct Scsi_Host *shost,
struct bfad_im_port_s *im_port, struct bfad_s *bfad);
/*
* scsi_host_template entries
*/
void bfad_im_itnim_unmap(struct bfad_im_port_s *im_port,
struct bfad_itnim_s *itnim);
extern struct scsi_host_template bfad_im_scsi_host_template;
extern struct scsi_host_template bfad_im_vport_template;
extern struct fc_function_template bfad_im_fc_function_template;
extern struct scsi_transport_template *bfad_im_scsi_transport_template;
#endif

46
drivers/scsi/bfa/bfad_im_compat.h 100644
View File

@ -0,0 +1,46 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFAD_IM_COMPAT_H__
#define __BFAD_IM_COMPAT_H__
extern u32 *bfi_image_buf;
extern u32 bfi_image_size;
extern struct device_attribute *bfad_im_host_attrs[];
extern struct device_attribute *bfad_im_vport_attrs[];
u32 *bfad_get_firmware_buf(struct pci_dev *pdev);
u32 *bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
u32 *bfi_image_size, char *fw_name);
static inline u32 *
bfad_load_fwimg(struct pci_dev *pdev)
{
return(bfad_get_firmware_buf(pdev));
}
static inline void
bfad_free_fwimg(void)
{
if (bfi_image_ct_size && bfi_image_ct)
vfree(bfi_image_ct);
if (bfi_image_cb_size && bfi_image_cb)
vfree(bfi_image_cb);
}
#endif

214
drivers/scsi/bfa/bfad_intr.c 100644
View File

@ -0,0 +1,214 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include "bfad_drv.h"
#include "bfad_trcmod.h"
BFA_TRC_FILE(LDRV, INTR);
/**
* bfa_isr BFA driver interrupt functions
*/
irqreturn_t bfad_intx(int irq, void *dev_id);
static int msix_disable;
module_param(msix_disable, int, S_IRUGO | S_IWUSR);
/**
* Line based interrupt handler.
*/
irqreturn_t
bfad_intx(int irq, void *dev_id)
{
struct bfad_s *bfad = dev_id;
struct list_head doneq;
unsigned long flags;
bfa_boolean_t rc;
spin_lock_irqsave(&bfad->bfad_lock, flags);
rc = bfa_intx(&bfad->bfa);
if (!rc) {
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
return IRQ_NONE;
}
bfa_comp_deq(&bfad->bfa, &doneq);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (!list_empty(&doneq)) {
bfa_comp_process(&bfad->bfa, &doneq);
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfa_comp_free(&bfad->bfa, &doneq);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
bfa_trc_fp(bfad, irq);
}
return IRQ_HANDLED;
}
static irqreturn_t
bfad_msix(int irq, void *dev_id)
{
struct bfad_msix_s *vec = dev_id;
struct bfad_s *bfad = vec->bfad;
struct list_head doneq;
unsigned long flags;
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfa_msix(&bfad->bfa, vec->msix.entry);
bfa_comp_deq(&bfad->bfa, &doneq);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (!list_empty(&doneq)) {
bfa_comp_process(&bfad->bfa, &doneq);
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfa_comp_free(&bfad->bfa, &doneq);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
}
return IRQ_HANDLED;
}
/**
* Initialize the MSIX entry table.
*/
static void
bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries,
int mask, int max_bit)
{
int i;
int match = 0x00000001;
for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) {
if (mask & match) {
bfad->msix_tab[bfad->nvec].msix.entry = i;
bfad->msix_tab[bfad->nvec].bfad = bfad;
msix_entries[bfad->nvec].entry = i;
bfad->nvec++;
}
match <<= 1;
}
}
int
bfad_install_msix_handler(struct bfad_s *bfad)
{
int i, error = 0;
for (i = 0; i < bfad->nvec; i++) {
error = request_irq(bfad->msix_tab[i].msix.vector,
(irq_handler_t) bfad_msix, 0,
BFAD_DRIVER_NAME, &bfad->msix_tab[i]);
bfa_trc(bfad, i);
bfa_trc(bfad, bfad->msix_tab[i].msix.vector);
if (error) {
int j;
for (j = 0; j < i; j++)
free_irq(bfad->msix_tab[j].msix.vector,
&bfad->msix_tab[j]);
return 1;
}
}
return 0;
}
/**
* Setup MSIX based interrupt.
*/
int
bfad_setup_intr(struct bfad_s *bfad)
{
int error = 0;
u32 mask = 0, i, num_bit = 0, max_bit = 0;
struct msix_entry msix_entries[MAX_MSIX_ENTRY];
/* Call BFA to get the msix map for this PCI function. */
bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit);
/* Set up the msix entry table */
bfad_init_msix_entry(bfad, msix_entries, mask, max_bit);
if (!msix_disable) {
error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec);
if (error) {
/*
* Only error number of vector is available.
* We don't have a mechanism to map multiple
* interrupts into one vector, so even if we
* can try to request less vectors, we don't
* know how to associate interrupt events to
* vectors. Linux doesn't dupicate vectors
* in the MSIX table for this case.
*/
printk(KERN_WARNING "bfad%d: "
"pci_enable_msix failed (%d),"
" use line based.\n", bfad->inst_no, error);
goto line_based;
}
/* Save the vectors */
for (i = 0; i < bfad->nvec; i++) {
bfa_trc(bfad, msix_entries[i].vector);
bfad->msix_tab[i].msix.vector = msix_entries[i].vector;
}
bfa_msix_init(&bfad->bfa, bfad->nvec);
bfad->bfad_flags |= BFAD_MSIX_ON;
return error;
}
line_based:
error = 0;
if (request_irq
(bfad->pcidev->irq, (irq_handler_t) bfad_intx, BFAD_IRQ_FLAGS,
BFAD_DRIVER_NAME, bfad) != 0) {
/* Enable interrupt handler failed */
return 1;
}
return error;
}
void
bfad_remove_intr(struct bfad_s *bfad)
{
int i;
if (bfad->bfad_flags & BFAD_MSIX_ON) {
for (i = 0; i < bfad->nvec; i++)
free_irq(bfad->msix_tab[i].msix.vector,
&bfad->msix_tab[i]);
pci_disable_msix(bfad->pcidev);
bfad->bfad_flags &= ~BFAD_MSIX_ON;
} else {
free_irq(bfad->pcidev->irq, bfad);
}
}

42
drivers/scsi/bfa/bfad_ipfc.h 100644
View File

@ -0,0 +1,42 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_DRV_IPFC_H__
#define __BFA_DRV_IPFC_H__
#define IPFC_NAME ""
#define bfad_ipfc_module_init(x) do {} while (0)
#define bfad_ipfc_module_exit(x) do {} while (0)
#define bfad_ipfc_probe(x) do {} while (0)
#define bfad_ipfc_probe_undo(x) do {} while (0)
#define bfad_ipfc_port_config(x, y) BFA_STATUS_OK
#define bfad_ipfc_port_unconfig(x, y) do {} while (0)
#define bfad_ipfc_probe_post(x) do {} while (0)
#define bfad_ipfc_port_new(x, y, z) BFA_STATUS_OK
#define bfad_ipfc_port_delete(x, y) do {} while (0)
#define bfad_ipfc_port_online(x, y) do {} while (0)
#define bfad_ipfc_port_offline(x, y) do {} while (0)
#define bfad_ip_get_attr(x) BFA_STATUS_FAILED
#define bfad_ip_reset_drv_stats(x) BFA_STATUS_FAILED
#define bfad_ip_get_drv_stats(x, y) BFA_STATUS_FAILED
#define bfad_ip_enable_ipfc(x, y, z) BFA_STATUS_FAILED
#endif

50
drivers/scsi/bfa/bfad_os.c 100644
View File

@ -0,0 +1,50 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfad_os.c Linux driver OS specific calls.
*/
#include "bfa_os_inc.h"
#include "bfad_drv.h"
void
bfa_os_gettimeofday(struct bfa_timeval_s *tv)
{
struct timeval tmp_tv;
do_gettimeofday(&tmp_tv);
tv->tv_sec = (u32) tmp_tv.tv_sec;
tv->tv_usec = (u32) tmp_tv.tv_usec;
}
void
bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id,
const char *fmt, ...)
{
va_list ap;
#define BFA_STRING_256 256
char tmp[BFA_STRING_256];
va_start(ap, fmt);
vsprintf(tmp, fmt, ap);
va_end(ap);
printk(tmp);
}

59
drivers/scsi/bfa/bfad_tm.h 100644
View File

@ -0,0 +1,59 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/*
* Brocade Fibre Channel HBA Linux Target Mode Driver
*/
/**
* tm/dummy/bfad_tm.h BFA callback dummy header file for BFA Linux target mode PCI interface module.
*/
#ifndef __BFAD_TM_H__
#define __BFAD_TM_H__
#include <defs/bfa_defs_status.h>
#define FCPT_NAME ""
/*
* Called from base Linux driver on (De)Init events
*/
/* attach tgt template with scst */
#define bfad_tm_module_init() do {} while (0)
/* detach/release tgt template */
#define bfad_tm_module_exit() do {} while (0)
#define bfad_tm_probe(x) do {} while (0)
#define bfad_tm_probe_undo(x) do {} while (0)
#define bfad_tm_probe_post(x) do {} while (0)
/*
* Called by base Linux driver but triggered by BFA FCS on config events
*/
#define bfad_tm_port_new(x, y) BFA_STATUS_OK
#define bfad_tm_port_delete(x, y) do {} while (0)
/*
* Called by base Linux driver but triggered by BFA FCS on PLOGI/O events
*/
#define bfad_tm_port_online(x, y) do {} while (0)
#define bfad_tm_port_offline(x, y) do {} while (0)
#endif

52
drivers/scsi/bfa/bfad_trcmod.h 100644
View File

@ -0,0 +1,52 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfad_trcmod.h Linux driver trace modules
*/
#ifndef __BFAD_TRCMOD_H__
#define __BFAD_TRCMOD_H__
#include <cs/bfa_trc.h>
/*
* !!! Only append to the enums defined here to avoid any versioning
* !!! needed between trace utility and driver version
*/
enum {
/* 2.6 Driver */
BFA_TRC_LDRV_BFAD = 1,
BFA_TRC_LDRV_BFAD_2_6 = 2,
BFA_TRC_LDRV_BFAD_2_6_9 = 3,
BFA_TRC_LDRV_BFAD_2_6_10 = 4,
BFA_TRC_LDRV_INTR = 5,
BFA_TRC_LDRV_IOCTL = 6,
BFA_TRC_LDRV_OS = 7,
BFA_TRC_LDRV_IM = 8,
BFA_TRC_LDRV_IM_2_6 = 9,
BFA_TRC_LDRV_IM_2_6_9 = 10,
BFA_TRC_LDRV_IM_2_6_10 = 11,
BFA_TRC_LDRV_TM = 12,
BFA_TRC_LDRV_IPFC = 13,
BFA_TRC_LDRV_IM_2_4 = 14,
BFA_TRC_LDRV_IM_VMW = 15,
BFA_TRC_LDRV_IM_LT_2_6_10 = 16,
};
#endif /* __BFAD_TRCMOD_H__ */

62
drivers/scsi/bfa/fab.c 100644
View File

@ -0,0 +1,62 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <bfa.h>
#include <bfa_svc.h>
#include "fcs_lport.h"
#include "fcs_rport.h"
#include "lport_priv.h"
/**
* fab.c port fab implementation.
*/
/**
* bfa_fcs_port_fab_public port fab public functions
*/
/**
* Called by port to initialize fabric services of the base port.
*/
void
bfa_fcs_port_fab_init(struct bfa_fcs_port_s *port)
{
bfa_fcs_port_ns_init(port);
bfa_fcs_port_scn_init(port);
bfa_fcs_port_ms_init(port);
}
/**
* Called by port to notify transition to online state.
*/
void
bfa_fcs_port_fab_online(struct bfa_fcs_port_s *port)
{
bfa_fcs_port_ns_online(port);
bfa_fcs_port_scn_online(port);
}
/**
* Called by port to notify transition to offline state.
*/
void
bfa_fcs_port_fab_offline(struct bfa_fcs_port_s *port)
{
bfa_fcs_port_ns_offline(port);
bfa_fcs_port_scn_offline(port);
bfa_fcs_port_ms_offline(port);
}

1278
drivers/scsi/bfa/fabric.c 100644
View File

File diff suppressed because it is too large Load Diff

1449
drivers/scsi/bfa/fcbuild.c 100644
View File

File diff suppressed because it is too large Load Diff

273
drivers/scsi/bfa/fcbuild.h 100644
View File

@ -0,0 +1,273 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/*
* fcbuild.h - FC link service frame building and parsing routines
*/
#ifndef __FCBUILD_H__
#define __FCBUILD_H__
#include <bfa_os_inc.h>
#include <protocol/fc.h>
#include <protocol/fcp.h>
#include <protocol/ct.h>
#include <defs/bfa_defs_port.h>
#include <defs/bfa_defs_pport.h>
/*
* Utility Macros/functions
*/
#define fcif_sof_set(_ifhdr, _sof) (_ifhdr)->sof = FC_ ## _sof
#define fcif_eof_set(_ifhdr, _eof) (_ifhdr)->eof = FC_ ## _eof
#define wwn_is_equal(_wwn1, _wwn2) \
(memcmp(&(_wwn1), &(_wwn2), sizeof(wwn_t)) == 0)
#define fc_roundup(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1))
/*
* Given the fc response length, this routine will return
* the length of the actual payload bytes following the CT header.
*
* Assumes the input response length does not include the crc, eof, etc.
*/
static inline u32
fc_get_ctresp_pyld_len(u32 resp_len)
{
return (resp_len - sizeof(struct ct_hdr_s));
}
/*
* Convert bfa speed to rpsc speed value.
*/
static inline enum bfa_pport_speed
fc_rpsc_operspeed_to_bfa_speed(enum fc_rpsc_op_speed_s speed)
{
switch (speed) {
case RPSC_OP_SPEED_1G:
return BFA_PPORT_SPEED_1GBPS;
case RPSC_OP_SPEED_2G:
return BFA_PPORT_SPEED_2GBPS;
case RPSC_OP_SPEED_4G:
return BFA_PPORT_SPEED_4GBPS;
case RPSC_OP_SPEED_8G:
return BFA_PPORT_SPEED_8GBPS;
default:
return BFA_PPORT_SPEED_UNKNOWN;
}
}
/*
* Convert RPSC speed to bfa speed value.
*/
static inline enum fc_rpsc_op_speed_s
fc_bfa_speed_to_rpsc_operspeed(enum bfa_pport_speed op_speed)
{
switch (op_speed) {
case BFA_PPORT_SPEED_1GBPS:
return RPSC_OP_SPEED_1G;
case BFA_PPORT_SPEED_2GBPS:
return RPSC_OP_SPEED_2G;
case BFA_PPORT_SPEED_4GBPS:
return RPSC_OP_SPEED_4G;
case BFA_PPORT_SPEED_8GBPS:
return RPSC_OP_SPEED_8G;
default:
return RPSC_OP_SPEED_NOT_EST;
}
}
enum fc_parse_status {
FC_PARSE_OK = 0,
FC_PARSE_FAILURE = 1,
FC_PARSE_BUSY = 2,
FC_PARSE_LEN_INVAL,
FC_PARSE_ACC_INVAL,
FC_PARSE_PWWN_NOT_EQUAL,
FC_PARSE_NWWN_NOT_EQUAL,
FC_PARSE_RXSZ_INVAL,
FC_PARSE_NOT_FCP,
FC_PARSE_OPAFLAG_INVAL,
FC_PARSE_RPAFLAG_INVAL,
FC_PARSE_OPA_INVAL,
FC_PARSE_RPA_INVAL,
};
struct fc_templates_s {
struct fchs_s fc_els_req;
struct fchs_s fc_bls_req;
struct fc_logi_s plogi;
struct fc_rrq_s rrq;
};
void fcbuild_init(void);
u16 fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
u32 s_id, u16 ox_id, wwn_t port_name,
wwn_t node_name, u16 pdu_size, u8 set_npiv,
u8 set_auth, u16 local_bb_credits);
u16 fc_fdisc_build(struct fchs_s *buf, struct fc_logi_s *flogi,
u32 s_id, u16 ox_id, wwn_t port_name,
wwn_t node_name, u16 pdu_size);
u16 fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
u32 s_id, u16 ox_id, wwn_t port_name,
wwn_t node_name, u16 pdu_size,
u16 local_bb_credits);
u16 fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id,
u32 s_id, u16 ox_id, wwn_t port_name,
wwn_t node_name, u16 pdu_size);
enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs);
u16 fc_abts_build(struct fchs_s *buf, u32 d_id, u32 s_id,
u16 ox_id);
enum fc_parse_status fc_abts_rsp_parse(struct fchs_s *buf, int len);
u16 fc_rrq_build(struct fchs_s *buf, struct fc_rrq_s *rrq, u32 d_id,
u32 s_id, u16 ox_id, u16 rrq_oxid);
enum fc_parse_status fc_rrq_rsp_parse(struct fchs_s *buf, int len);
u16 fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
u16 ox_id, u8 *name);
u16 fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id,
u16 ox_id, enum bfa_port_role role);
u16 fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id,
u16 ox_id, u8 *fc4_bitmap,
u32 bitmap_size);
u16 fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
u16 ox_id, u8 fc4_type, u8 fc4_ftrs);
u16 fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id,
u16 ox_id, wwn_t port_name);
u16 fc_gpnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
u16 ox_id, u32 port_id);
u16 fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr,
u8 set_br_reg, u32 s_id, u16 ox_id);
u16 fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
u32 s_id, u16 ox_id,
wwn_t port_name, wwn_t node_name, u16 pdu_size);
u16 fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
u32 d_id, u32 s_id, u16 ox_id,
wwn_t port_name, wwn_t node_name);
enum fc_parse_status fc_adisc_parse(struct fchs_s *fchs, void *pld,
u32 host_dap,
wwn_t node_name, wwn_t port_name);
enum fc_parse_status fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len,
wwn_t port_name, wwn_t node_name);
u16 fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
u32 d_id, u32 s_id, u16 ox_id,
wwn_t port_name, wwn_t node_name);
u16 fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt,
u32 d_id, u32 s_id, u16 ox_id,
u8 reason_code, u8 reason_code_expl);
u16 fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd,
u32 d_id, u32 s_id, u16 ox_id);
u16 fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id,
u32 s_id, u16 ox_id);
enum fc_parse_status fc_prli_rsp_parse(struct fc_prli_s *prli, int len);
u16 fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
u32 s_id, u16 ox_id,
enum bfa_port_role role);
u16 fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid,
u32 d_id, u32 s_id, u16 ox_id,
u32 data_format);
u16 fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc,
u32 d_id, u32 s_id, u16 ox_id,
u32 data_format,
struct fc_rnid_common_id_data_s *common_id_data,
struct fc_rnid_general_topology_data_s *
gen_topo_data);
u16 fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rps2c,
u32 d_id, u32 s_id,
u32 *pid_list, u16 npids);
u16 fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc,
u32 d_id, u32 s_id, u16 ox_id);
u16 fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc,
u32 d_id, u32 s_id, u16 ox_id,
struct fc_rpsc_speed_info_s *oper_speed);
u16 fc_gid_ft_build(struct fchs_s *fchs, void *pld, u32 s_id,
u8 fc4_type);
u16 fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
u32 port_id, wwn_t port_name);
u16 fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
u32 port_id, wwn_t node_name);
u16 fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
u32 port_id, u32 cos);
u16 fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
u32 port_id, u8 port_type);
u16 fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id,
u32 port_id);
u16 fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo,
u32 d_id, u32 s_id, u16 ox_id,
wwn_t port_name);
u16 fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
u32 s_id, u16 ox_id);
u16 fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id,
u16 cmd_code);
u16 fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id,
wwn_t wwn);
u16 fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id,
wwn_t wwn);
void fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask);
void fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
u16 ox_id);
enum fc_parse_status fc_els_rsp_parse(struct fchs_s *fchs, int len);
enum fc_parse_status fc_plogi_rsp_parse(struct fchs_s *fchs, int len,
wwn_t port_name);
enum fc_parse_status fc_prli_parse(struct fc_prli_s *prli);
enum fc_parse_status fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name,
wwn_t port_name);
u16 fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc,
u32 d_id, u32 s_id, u16 ox_id,
u16 rx_id);
int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code);
u16 fc_tprlo_acc_build(struct fchs_s *fchs,
struct fc_tprlo_acc_s *tprlo_acc,
u32 d_id, u32 s_id, u16 ox_id,
int num_pages);
u16 fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc,
u32 d_id, u32 s_id, u16 ox_id,
int num_pages);
u16 fc_logo_rsp_parse(struct fchs_s *fchs, int len);
u16 fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
u16 ox_id, wwn_t port_name, wwn_t node_name,
u16 pdu_size);
u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name);
u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
u16 ox_id, int num_pages);
u16 fc_prlo_rsp_parse(struct fchs_s *fchs, int len);
u16 fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
u16 ox_id, int num_pages,
enum fc_tprlo_type tprlo_type, u32 tpr_id);
u16 fc_tprlo_rsp_parse(struct fchs_s *fchs, int len);
u16 fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
u16 ox_id, u32 reason_code,
u32 reason_expl);
u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
u16 ox_id, u32 port_id);
u16 fc_ct_rsp_parse(struct ct_hdr_s *cthdr);
u16 fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn,
u32 s_id, u16 ox_id);
#endif

844
drivers/scsi/bfa/fcpim.c 100644
View File

@ -0,0 +1,844 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcpim.c - FCP initiator mode i-t nexus state machine
*/
#include <bfa.h>
#include <bfa_svc.h>
#include "fcs_fcpim.h"
#include "fcs_rport.h"
#include "fcs_lport.h"
#include "fcs_trcmod.h"
#include "fcs_fcxp.h"
#include "fcs.h"
#include <fcs/bfa_fcs_fcpim.h>
#include <fcb/bfa_fcb_fcpim.h>
#include <aen/bfa_aen_itnim.h>
BFA_TRC_FILE(FCS, FCPIM);
/*
* forward declarations
*/
static void bfa_fcs_itnim_timeout(void *arg);
static void bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim);
static void bfa_fcs_itnim_send_prli(void *itnim_cbarg,
struct bfa_fcxp_s *fcxp_alloced);
static void bfa_fcs_itnim_prli_response(void *fcsarg,
struct bfa_fcxp_s *fcxp,
void *cbarg,
bfa_status_t req_status,
u32 rsp_len,
u32 resid_len,
struct fchs_s *rsp_fchs);
static void bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim,
enum bfa_itnim_aen_event event);
/**
* fcs_itnim_sm FCS itnim state machine events
*/
enum bfa_fcs_itnim_event {
BFA_FCS_ITNIM_SM_ONLINE = 1, /* rport online event */
BFA_FCS_ITNIM_SM_OFFLINE = 2, /* rport offline */
BFA_FCS_ITNIM_SM_FRMSENT = 3, /* prli frame is sent */
BFA_FCS_ITNIM_SM_RSP_OK = 4, /* good response */
BFA_FCS_ITNIM_SM_RSP_ERROR = 5, /* error response */
BFA_FCS_ITNIM_SM_TIMEOUT = 6, /* delay timeout */
BFA_FCS_ITNIM_SM_HCB_OFFLINE = 7, /* BFA online callback */
BFA_FCS_ITNIM_SM_HCB_ONLINE = 8, /* BFA offline callback */
BFA_FCS_ITNIM_SM_INITIATOR = 9, /* rport is initiator */
BFA_FCS_ITNIM_SM_DELETE = 10, /* delete event from rport */
BFA_FCS_ITNIM_SM_PRLO = 11, /* delete event from rport */
};
static void bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event);
static void bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event);
static void bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event);
static void bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event);
static void bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event);
static void bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event);
static void bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event);
static void bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event);
static struct bfa_sm_table_s itnim_sm_table[] = {
{BFA_SM(bfa_fcs_itnim_sm_offline), BFA_ITNIM_OFFLINE},
{BFA_SM(bfa_fcs_itnim_sm_prli_send), BFA_ITNIM_PRLI_SEND},
{BFA_SM(bfa_fcs_itnim_sm_prli), BFA_ITNIM_PRLI_SENT},
{BFA_SM(bfa_fcs_itnim_sm_prli_retry), BFA_ITNIM_PRLI_RETRY},
{BFA_SM(bfa_fcs_itnim_sm_hcb_online), BFA_ITNIM_HCB_ONLINE},
{BFA_SM(bfa_fcs_itnim_sm_online), BFA_ITNIM_ONLINE},
{BFA_SM(bfa_fcs_itnim_sm_hcb_offline), BFA_ITNIM_HCB_OFFLINE},
{BFA_SM(bfa_fcs_itnim_sm_initiator), BFA_ITNIM_INITIATIOR},
};
/**
* fcs_itnim_sm FCS itnim state machine
*/
static void
bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event)
{
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_trc(itnim->fcs, event);
switch (event) {
case BFA_FCS_ITNIM_SM_ONLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
bfa_fcs_itnim_send_prli(itnim, NULL);
break;
case BFA_FCS_ITNIM_SM_OFFLINE:
bfa_fcs_rport_itnim_ack(itnim->rport);
break;
case BFA_FCS_ITNIM_SM_INITIATOR:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
break;
case BFA_FCS_ITNIM_SM_DELETE:
bfa_fcs_itnim_free(itnim);
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event)
{
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_trc(itnim->fcs, event);
switch (event) {
case BFA_FCS_ITNIM_SM_FRMSENT:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli);
break;
case BFA_FCS_ITNIM_SM_INITIATOR:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
break;
case BFA_FCS_ITNIM_SM_OFFLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
bfa_fcs_rport_itnim_ack(itnim->rport);
break;
case BFA_FCS_ITNIM_SM_DELETE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
bfa_fcs_itnim_free(itnim);
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event)
{
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_trc(itnim->fcs, event);
switch (event) {
case BFA_FCS_ITNIM_SM_RSP_OK:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_online);
bfa_itnim_online(itnim->bfa_itnim, itnim->seq_rec);
break;
case BFA_FCS_ITNIM_SM_RSP_ERROR:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_retry);
bfa_timer_start(itnim->fcs->bfa, &itnim->timer,
bfa_fcs_itnim_timeout, itnim,
BFA_FCS_RETRY_TIMEOUT);
break;
case BFA_FCS_ITNIM_SM_OFFLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcxp_discard(itnim->fcxp);
bfa_fcs_rport_itnim_ack(itnim->rport);
break;
case BFA_FCS_ITNIM_SM_INITIATOR:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
/*
* dont discard fcxp. accept will reach same state
*/
break;
case BFA_FCS_ITNIM_SM_DELETE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcxp_discard(itnim->fcxp);
bfa_fcs_itnim_free(itnim);
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event)
{
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_trc(itnim->fcs, event);
switch (event) {
case BFA_FCS_ITNIM_SM_TIMEOUT:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
bfa_fcs_itnim_send_prli(itnim, NULL);
break;
case BFA_FCS_ITNIM_SM_OFFLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_timer_stop(&itnim->timer);
bfa_fcs_rport_itnim_ack(itnim->rport);
break;
case BFA_FCS_ITNIM_SM_INITIATOR:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
bfa_timer_stop(&itnim->timer);
break;
case BFA_FCS_ITNIM_SM_DELETE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_timer_stop(&itnim->timer);
bfa_fcs_itnim_free(itnim);
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event)
{
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_trc(itnim->fcs, event);
switch (event) {
case BFA_FCS_ITNIM_SM_HCB_ONLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_online);
bfa_fcb_itnim_online(itnim->itnim_drv);
bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_ONLINE);
break;
case BFA_FCS_ITNIM_SM_OFFLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_itnim_offline(itnim->bfa_itnim);
bfa_fcs_rport_itnim_ack(itnim->rport);
break;
case BFA_FCS_ITNIM_SM_DELETE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcs_itnim_free(itnim);
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event)
{
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_trc(itnim->fcs, event);
switch (event) {
case BFA_FCS_ITNIM_SM_OFFLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_offline);
bfa_fcb_itnim_offline(itnim->itnim_drv);
bfa_itnim_offline(itnim->bfa_itnim);
if (bfa_fcs_port_is_online(itnim->rport->port) == BFA_TRUE) {
bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_DISCONNECT);
} else {
bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_OFFLINE);
}
break;
case BFA_FCS_ITNIM_SM_DELETE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcs_itnim_free(itnim);
break;
default:
bfa_assert(0);
}
}
static void
bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event)
{
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_trc(itnim->fcs, event);
switch (event) {
case BFA_FCS_ITNIM_SM_HCB_OFFLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcs_rport_itnim_ack(itnim->rport);
break;
case BFA_FCS_ITNIM_SM_DELETE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcs_itnim_free(itnim);
break;
default:
bfa_assert(0);
}
}
/*
* This state is set when a discovered rport is also in intiator mode.
* This ITN is marked as no_op and is not active and will not be truned into
* online state.
*/
static void
bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim,
enum bfa_fcs_itnim_event event)
{
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_trc(itnim->fcs, event);
switch (event) {
case BFA_FCS_ITNIM_SM_OFFLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcs_rport_itnim_ack(itnim->rport);
break;
case BFA_FCS_ITNIM_SM_RSP_ERROR:
case BFA_FCS_ITNIM_SM_ONLINE:
case BFA_FCS_ITNIM_SM_INITIATOR:
break;
case BFA_FCS_ITNIM_SM_DELETE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
bfa_fcs_itnim_free(itnim);
break;
default:
bfa_assert(0);
}
}
/**
* itnim_private FCS ITNIM private interfaces
*/
static void
bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim,
enum bfa_itnim_aen_event event)
{
struct bfa_fcs_rport_s *rport = itnim->rport;
union bfa_aen_data_u aen_data;
struct bfa_log_mod_s *logmod = rport->fcs->logm;
wwn_t lpwwn = bfa_fcs_port_get_pwwn(rport->port);
wwn_t rpwwn = rport->pwwn;
char lpwwn_ptr[BFA_STRING_32];
char rpwwn_ptr[BFA_STRING_32];
/*
* Don't post events for well known addresses
*/
if (BFA_FCS_PID_IS_WKA(rport->pid))
return;
wwn2str(lpwwn_ptr, lpwwn);
wwn2str(rpwwn_ptr, rpwwn);
switch (event) {
case BFA_ITNIM_AEN_ONLINE:
bfa_log(logmod, BFA_AEN_ITNIM_ONLINE, rpwwn_ptr, lpwwn_ptr);
break;
case BFA_ITNIM_AEN_OFFLINE:
bfa_log(logmod, BFA_AEN_ITNIM_OFFLINE, rpwwn_ptr, lpwwn_ptr);
break;
case BFA_ITNIM_AEN_DISCONNECT:
bfa_log(logmod, BFA_AEN_ITNIM_DISCONNECT, rpwwn_ptr, lpwwn_ptr);
break;
default:
break;
}
aen_data.itnim.vf_id = rport->port->fabric->vf_id;
aen_data.itnim.ppwwn =
bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(itnim->fcs));
aen_data.itnim.lpwwn = lpwwn;
aen_data.itnim.rpwwn = rpwwn;
}
static void
bfa_fcs_itnim_send_prli(void *itnim_cbarg, struct bfa_fcxp_s *fcxp_alloced)
{
struct bfa_fcs_itnim_s *itnim = itnim_cbarg;
struct bfa_fcs_rport_s *rport = itnim->rport;
struct bfa_fcs_port_s *port = rport->port;
struct fchs_s fchs;
struct bfa_fcxp_s *fcxp;
int len;
bfa_trc(itnim->fcs, itnim->rport->pwwn);
fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
if (!fcxp) {
itnim->stats.fcxp_alloc_wait++;
bfa_fcxp_alloc_wait(port->fcs->bfa, &itnim->fcxp_wqe,
bfa_fcs_itnim_send_prli, itnim);
return;
}
itnim->fcxp = fcxp;
len = fc_prli_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), itnim->rport->pid,
bfa_fcs_port_get_fcid(port), 0);
bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, port->lp_tag,
BFA_FALSE, FC_CLASS_3, len, &fchs,
bfa_fcs_itnim_prli_response, (void *)itnim, FC_MAX_PDUSZ,
FC_RA_TOV);
itnim->stats.prli_sent++;
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_FRMSENT);
}
static void
bfa_fcs_itnim_prli_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
bfa_status_t req_status, u32 rsp_len,
u32 resid_len, struct fchs_s *rsp_fchs)
{
struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cbarg;
struct fc_els_cmd_s *els_cmd;
struct fc_prli_s *prli_resp;
struct fc_ls_rjt_s *ls_rjt;
struct fc_prli_params_s *sparams;
bfa_trc(itnim->fcs, req_status);
/*
* Sanity Checks
*/
if (req_status != BFA_STATUS_OK) {
itnim->stats.prli_rsp_err++;
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_ERROR);
return;
}
els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
if (els_cmd->els_code == FC_ELS_ACC) {
prli_resp = (struct fc_prli_s *) els_cmd;
if (fc_prli_rsp_parse(prli_resp, rsp_len) != FC_PARSE_OK) {
bfa_trc(itnim->fcs, rsp_len);
/*
* Check if this r-port is also in Initiator mode.
* If so, we need to set this ITN as a no-op.
*/
if (prli_resp->parampage.servparams.initiator) {
bfa_trc(itnim->fcs, prli_resp->parampage.type);
itnim->rport->scsi_function =
BFA_RPORT_INITIATOR;
itnim->stats.prli_rsp_acc++;
bfa_sm_send_event(itnim,
BFA_FCS_ITNIM_SM_INITIATOR);
return;
}
itnim->stats.prli_rsp_parse_err++;
return;
}
itnim->rport->scsi_function = BFA_RPORT_TARGET;
sparams = &prli_resp->parampage.servparams;
itnim->seq_rec = sparams->retry;
itnim->rec_support = sparams->rec_support;
itnim->task_retry_id = sparams->task_retry_id;
itnim->conf_comp = sparams->confirm;
itnim->stats.prli_rsp_acc++;
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_OK);
} else {
ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
bfa_trc(itnim->fcs, ls_rjt->reason_code);
bfa_trc(itnim->fcs, ls_rjt->reason_code_expl);
itnim->stats.prli_rsp_rjt++;
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_ERROR);
}
}
static void
bfa_fcs_itnim_timeout(void *arg)
{
struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)arg;
itnim->stats.timeout++;
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_TIMEOUT);
}
static void
bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim)
{
bfa_itnim_delete(itnim->bfa_itnim);
bfa_fcb_itnim_free(itnim->fcs->bfad, itnim->itnim_drv);
}
/**
* itnim_public FCS ITNIM public interfaces
*/
/**
* Called by rport when a new rport is created.
*
* @param[in] rport - remote port.
*/
struct bfa_fcs_itnim_s *
bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport)
{
struct bfa_fcs_port_s *port = rport->port;
struct bfa_fcs_itnim_s *itnim;
struct bfad_itnim_s *itnim_drv;
struct bfa_itnim_s *bfa_itnim;
/*
* call bfad to allocate the itnim
*/
bfa_fcb_itnim_alloc(port->fcs->bfad, &itnim, &itnim_drv);
if (itnim == NULL) {
bfa_trc(port->fcs, rport->pwwn);
return NULL;
}
/*
* Initialize itnim
*/
itnim->rport = rport;
itnim->fcs = rport->fcs;
itnim->itnim_drv = itnim_drv;
/*
* call BFA to create the itnim
*/
bfa_itnim = bfa_itnim_create(port->fcs->bfa, rport->bfa_rport, itnim);
if (bfa_itnim == NULL) {
bfa_trc(port->fcs, rport->pwwn);
bfa_fcb_itnim_free(port->fcs->bfad, itnim_drv);
bfa_assert(0);
return NULL;
}
itnim->bfa_itnim = bfa_itnim;
itnim->seq_rec = BFA_FALSE;
itnim->rec_support = BFA_FALSE;
itnim->conf_comp = BFA_FALSE;
itnim->task_retry_id = BFA_FALSE;
/*
* Set State machine
*/
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
return itnim;
}
/**
* Called by rport to delete the instance of FCPIM.
*
* @param[in] rport - remote port.
*/
void
bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim)
{
bfa_trc(itnim->fcs, itnim->rport->pid);
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_DELETE);
}
/**
* Notification from rport that PLOGI is complete to initiate FC-4 session.
*/
void
bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim)
{
itnim->stats.onlines++;
if (!BFA_FCS_PID_IS_WKA(itnim->rport->pid)) {
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_ONLINE);
} else {
/*
* For well known addresses, we set the itnim to initiator
* state
*/
itnim->stats.initiator++;
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_INITIATOR);
}
}
/**
* Called by rport to handle a remote device offline.
*/
void
bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim)
{
itnim->stats.offlines++;
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_OFFLINE);
}
/**
* Called by rport when remote port is known to be an initiator from
* PRLI received.
*/
void
bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim)
{
bfa_trc(itnim->fcs, itnim->rport->pid);
itnim->stats.initiator++;
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_INITIATOR);
}
/**
* Called by rport to check if the itnim is online.
*/
bfa_status_t
bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim)
{
bfa_trc(itnim->fcs, itnim->rport->pid);
switch (bfa_sm_to_state(itnim_sm_table, itnim->sm)) {
case BFA_ITNIM_ONLINE:
case BFA_ITNIM_INITIATIOR:
return BFA_STATUS_OK;
default:
return BFA_STATUS_NO_FCPIM_NEXUS;
}
}
/**
* BFA completion callback for bfa_itnim_online().
*/
void
bfa_cb_itnim_online(void *cbarg)
{
struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cbarg;
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_ONLINE);
}
/**
* BFA completion callback for bfa_itnim_offline().
*/
void
bfa_cb_itnim_offline(void *cb_arg)
{
struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_OFFLINE);
}
/**
* Mark the beginning of PATH TOV handling. IO completion callbacks
* are still pending.
*/
void
bfa_cb_itnim_tov_begin(void *cb_arg)
{
struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_fcb_itnim_tov_begin(itnim->itnim_drv);
}
/**
* Mark the end of PATH TOV handling. All pending IOs are already cleaned up.
*/
void
bfa_cb_itnim_tov(void *cb_arg)
{
struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_fcb_itnim_tov(itnim->itnim_drv);
}
/**
* BFA notification to FCS/driver for second level error recovery.
*
* Atleast one I/O request has timedout and target is unresponsive to
* repeated abort requests. Second level error recovery should be initiated
* by starting implicit logout and recovery procedures.
*/
void
bfa_cb_itnim_sler(void *cb_arg)
{
struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
itnim->stats.sler++;
bfa_trc(itnim->fcs, itnim->rport->pwwn);
bfa_fcs_rport_logo_imp(itnim->rport);
}
struct bfa_fcs_itnim_s *
bfa_fcs_itnim_lookup(struct bfa_fcs_port_s *port, wwn_t rpwwn)
{
struct bfa_fcs_rport_s *rport;
rport = bfa_fcs_rport_lookup(port, rpwwn);
if (!rport)
return NULL;
bfa_assert(rport->itnim != NULL);
return (rport->itnim);
}
bfa_status_t
bfa_fcs_itnim_attr_get(struct bfa_fcs_port_s *port, wwn_t rpwwn,
struct bfa_itnim_attr_s *attr)
{
struct bfa_fcs_itnim_s *itnim = NULL;
itnim = bfa_fcs_itnim_lookup(port, rpwwn);
if (itnim == NULL)
return BFA_STATUS_NO_FCPIM_NEXUS;
attr->state = bfa_sm_to_state(itnim_sm_table, itnim->sm);
attr->retry = itnim->seq_rec;
attr->rec_support = itnim->rec_support;
attr->conf_comp = itnim->conf_comp;
attr->task_retry_id = itnim->task_retry_id;
return BFA_STATUS_OK;
}
bfa_status_t
bfa_fcs_itnim_stats_get(struct bfa_fcs_port_s *port, wwn_t rpwwn,
struct bfa_itnim_stats_s *stats)
{
struct bfa_fcs_itnim_s *itnim = NULL;
bfa_assert(port != NULL);
itnim = bfa_fcs_itnim_lookup(port, rpwwn);
if (itnim == NULL)
return BFA_STATUS_NO_FCPIM_NEXUS;
bfa_os_memcpy(stats, &itnim->stats, sizeof(struct bfa_itnim_stats_s));
return BFA_STATUS_OK;
}
bfa_status_t
bfa_fcs_itnim_stats_clear(struct bfa_fcs_port_s *port, wwn_t rpwwn)
{
struct bfa_fcs_itnim_s *itnim = NULL;
bfa_assert(port != NULL);
itnim = bfa_fcs_itnim_lookup(port, rpwwn);
if (itnim == NULL)
return BFA_STATUS_NO_FCPIM_NEXUS;
bfa_os_memset(&itnim->stats, 0, sizeof(struct bfa_itnim_stats_s));
return BFA_STATUS_OK;
}
void
bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs,
u16 len)
{
struct fc_els_cmd_s *els_cmd;
bfa_trc(itnim->fcs, fchs->type);
if (fchs->type != FC_TYPE_ELS)
return;
els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
bfa_trc(itnim->fcs, els_cmd->els_code);
switch (els_cmd->els_code) {
case FC_ELS_PRLO:
/* bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_PRLO); */
break;
default:
bfa_assert(0);
}
}
void
bfa_fcs_itnim_pause(struct bfa_fcs_itnim_s *itnim)
{
}
void
bfa_fcs_itnim_resume(struct bfa_fcs_itnim_s *itnim)
{
}
/**
* Module initialization
*/
void
bfa_fcs_fcpim_modinit(struct bfa_fcs_s *fcs)
{
}
/**
* Module cleanup
*/
void
bfa_fcs_fcpim_modexit(struct bfa_fcs_s *fcs)
{
bfa_fcs_modexit_comp(fcs);
}

68
drivers/scsi/bfa/fcptm.c 100644
View File

@ -0,0 +1,68 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* This file contains dummy FCPTM routines to aid in Initiator Mode only
* compilation of OS driver.
*
*/
#include "bfa_os_inc.h"
#include "fcs_rport.h"
#include "fcs_fcptm.h"
#include "fcs/bfa_fcs_rport.h"
struct bfa_fcs_tin_s *
bfa_fcs_tin_create(struct bfa_fcs_rport_s *rport)
{
return NULL;
}
void
bfa_fcs_tin_delete(struct bfa_fcs_tin_s *tin)
{
}
void
bfa_fcs_tin_rport_offline(struct bfa_fcs_tin_s *tin)
{
}
void
bfa_fcs_tin_rport_online(struct bfa_fcs_tin_s *tin)
{
}
void
bfa_fcs_tin_rx_prli(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, u16 len)
{
}
void
bfa_fcs_fcptm_uf_recv(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, u16 len)
{
}
void
bfa_fcs_tin_pause(struct bfa_fcs_tin_s *tin)
{
}
void
bfa_fcs_tin_resume(struct bfa_fcs_tin_s *tin)
{
}

30
drivers/scsi/bfa/fcs.h 100644
View File

@ -0,0 +1,30 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs.h FCS module functions
*/
#ifndef __FCS_H__
#define __FCS_H__
#define __fcs_min_cfg(__fcs) (__fcs)->min_cfg
void bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs);
#endif /* __FCS_H__ */

37
drivers/scsi/bfa/fcs_auth.h 100644
View File

@ -0,0 +1,37 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs_uf.h FCS unsolicited frame receive
*/
#ifndef __FCS_AUTH_H__
#define __FCS_AUTH_H__
#include <fcs/bfa_fcs.h>
#include <fcs/bfa_fcs_vport.h>
#include <fcs/bfa_fcs_lport.h>
/*
* fcs friend functions: only between fcs modules
*/
void bfa_fcs_auth_uf_recv(struct bfa_fcs_fabric_s *fabric, int len);
void bfa_fcs_auth_start(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_auth_stop(struct bfa_fcs_fabric_s *fabric);
#endif /* __FCS_UF_H__ */

61
drivers/scsi/bfa/fcs_fabric.h 100644
View File

@ -0,0 +1,61 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs_lport.h FCS logical port interfaces
*/
#ifndef __FCS_FABRIC_H__
#define __FCS_FABRIC_H__
#include <fcs/bfa_fcs.h>
#include <fcs/bfa_fcs_vport.h>
#include <fcs/bfa_fcs_lport.h>
/*
* fcs friend functions: only between fcs modules
*/
void bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric,
struct bfa_fcs_vport_s *vport);
void bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric,
struct bfa_fcs_vport_s *vport);
int bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric);
struct bfa_fcs_vport_s *bfa_fcs_fabric_vport_lookup(
struct bfa_fcs_fabric_s *fabric, wwn_t pwwn);
void bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric,
struct fchs_s *fchs, u16 len);
u16 bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric);
bfa_boolean_t bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric);
enum bfa_pport_type bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric);
bfa_status_t bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf,
struct bfa_fcs_s *fcs, struct bfa_port_cfg_s *port_cfg,
struct bfad_vf_s *vf_drv);
void bfa_fcs_auth_finished(struct bfa_fcs_fabric_s *fabric,
enum auth_status status);
void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
wwn_t fabric_name);
#endif /* __FCS_FABRIC_H__ */

44
drivers/scsi/bfa/fcs_fcpim.h 100644
View File

@ -0,0 +1,44 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __FCS_FCPIM_H__
#define __FCS_FCPIM_H__
#include <defs/bfa_defs_port.h>
#include <fcs/bfa_fcs_lport.h>
#include <fcs/bfa_fcs_rport.h>
/*
* Following routines are from FCPIM and will be called by rport.
*/
struct bfa_fcs_itnim_s *bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport);
void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim);
void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim);
void bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim);
bfa_status_t bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim);
void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim);
void bfa_fcs_itnim_pause(struct bfa_fcs_itnim_s *itnim);
void bfa_fcs_itnim_resume(struct bfa_fcs_itnim_s *itnim);
/*
* Modudle init/cleanup routines.
*/
void bfa_fcs_fcpim_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_fcpim_modexit(struct bfa_fcs_s *fcs);
void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs,
u16 len);
#endif /* __FCS_FCPIM_H__ */

45
drivers/scsi/bfa/fcs_fcptm.h 100644
View File

@ -0,0 +1,45 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __FCS_FCPTM_H__
#define __FCS_FCPTM_H__
#include <defs/bfa_defs_port.h>
#include <fcs/bfa_fcs_lport.h>
#include <fcs/bfa_fcs_rport.h>
/*
* Following routines are from FCPTM and will be called by rport.
*/
struct bfa_fcs_tin_s *bfa_fcs_tin_create(struct bfa_fcs_rport_s *rport);
void bfa_fcs_tin_rport_offline(struct bfa_fcs_tin_s *tin);
void bfa_fcs_tin_rport_online(struct bfa_fcs_tin_s *tin);
void bfa_fcs_tin_delete(struct bfa_fcs_tin_s *tin);
void bfa_fcs_tin_rx_prli(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs,
u16 len);
void bfa_fcs_tin_pause(struct bfa_fcs_tin_s *tin);
void bfa_fcs_tin_resume(struct bfa_fcs_tin_s *tin);
/*
* Modudle init/cleanup routines.
*/
void bfa_fcs_fcptm_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_fcptm_modexit(struct bfa_fcs_s *fcs);
void bfa_fcs_fcptm_uf_recv(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs,
u16 len);
#endif /* __FCS_FCPTM_H__ */

29
drivers/scsi/bfa/fcs_fcxp.h 100644
View File

@ -0,0 +1,29 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs_fcxp.h FCXP helper macros for FCS
*/
#ifndef __FCS_FCXP_H__
#define __FCS_FCXP_H__
#define bfa_fcs_fcxp_alloc(__fcs) \
bfa_fcxp_alloc(NULL, (__fcs)->bfa, 0, 0, NULL, NULL, NULL, NULL)
#endif /* __FCS_FCXP_H__ */

117
drivers/scsi/bfa/fcs_lport.h 100644
View File

@ -0,0 +1,117 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs_lport.h FCS logical port interfaces
*/
#ifndef __FCS_LPORT_H__
#define __FCS_LPORT_H__
#define __VPORT_H__
#include <defs/bfa_defs_port.h>
#include <bfa_svc.h>
#include <fcs/bfa_fcs_lport.h>
#include <fcs/bfa_fcs_rport.h>
#include <fcs/bfa_fcs_vport.h>
#include <fcs_fabric.h>
#include <fcs_ms.h>
#include <cs/bfa_q.h>
#include <fcbuild.h>
/*
* PID used in P2P/N2N ( In Big Endian)
*/
#define N2N_LOCAL_PID 0x010000
#define N2N_REMOTE_PID 0x020000
/*
* Misc Timeouts
*/
/*
* To be used when spawning a timer before retrying a failed command. Milli
* Secs.
*/
#define BFA_FCS_RETRY_TIMEOUT 2000
/*
* Check for Port/Vport Mode/Role
*/
#define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \
(port->port_cfg.roles & BFA_PORT_ROLE_FCP_IM)
#define BFA_FCS_VPORT_IS_TARGET_MODE(port) \
(port->port_cfg.roles & BFA_PORT_ROLE_FCP_TM)
#define BFA_FCS_VPORT_IS_IPFC_MODE(port) \
(port->port_cfg.roles & BFA_PORT_ROLE_FCP_IPFC)
/*
* Is this a Well Known Address
*/
#define BFA_FCS_PID_IS_WKA(pid) ((bfa_os_ntoh3b(pid) > 0xFFF000) ? 1 : 0)
/*
* Pointer to elements within Port
*/
#define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa)
#define BFA_FCS_GET_NS_FROM_PORT(port) (&port->port_topo.pfab.ns)
#define BFA_FCS_GET_SCN_FROM_PORT(port) (&port->port_topo.pfab.scn)
#define BFA_FCS_GET_MS_FROM_PORT(port) (&port->port_topo.pfab.ms)
#define BFA_FCS_GET_FDMI_FROM_PORT(port) (&port->port_topo.pfab.ms.fdmi)
/*
* handler for unsolicied frames
*/
void bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs,
u16 len);
/*
* Following routines will be called by Fabric to indicate port
* online/offline to vport.
*/
void bfa_fcs_lport_init(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs,
u16 vf_id, struct bfa_port_cfg_s *port_cfg,
struct bfa_fcs_vport_s *vport);
void bfa_fcs_port_online(struct bfa_fcs_port_s *port);
void bfa_fcs_port_offline(struct bfa_fcs_port_s *port);
void bfa_fcs_port_delete(struct bfa_fcs_port_s *port);
bfa_boolean_t bfa_fcs_port_is_online(struct bfa_fcs_port_s *port);
/*
* Lookup rport based on PID
*/
struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pid(
struct bfa_fcs_port_s *port, u32 pid);
/*
* Lookup rport based on PWWN
*/
struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pwwn(
struct bfa_fcs_port_s *port, wwn_t pwwn);
struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_nwwn(
struct bfa_fcs_port_s *port, wwn_t nwwn);
void bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port,
struct bfa_fcs_rport_s *rport);
void bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port,
struct bfa_fcs_rport_s *rport);
void bfa_fcs_port_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_port_modexit(struct bfa_fcs_s *fcs);
void bfa_fcs_port_lip(struct bfa_fcs_port_s *port);
#endif /* __FCS_LPORT_H__ */

35
drivers/scsi/bfa/fcs_ms.h 100644
View File

@ -0,0 +1,35 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs_ms.h FCS ms interfaces
*/
#ifndef __FCS_MS_H__
#define __FCS_MS_H__
/* MS FCS routines */
void bfa_fcs_port_ms_init(struct bfa_fcs_port_s *port);
void bfa_fcs_port_ms_offline(struct bfa_fcs_port_s *port);
void bfa_fcs_port_ms_online(struct bfa_fcs_port_s *port);
void bfa_fcs_port_ms_fabric_rscn(struct bfa_fcs_port_s *port);
/* FDMI FCS routines */
void bfa_fcs_port_fdmi_init(struct bfa_fcs_port_ms_s *ms);
void bfa_fcs_port_fdmi_offline(struct bfa_fcs_port_ms_s *ms);
void bfa_fcs_port_fdmi_online(struct bfa_fcs_port_ms_s *ms);
#endif

32
drivers/scsi/bfa/fcs_port.h 100644
View File

@ -0,0 +1,32 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs_pport.h FCS physical port interfaces
*/
#ifndef __FCS_PPORT_H__
#define __FCS_PPORT_H__
/*
* fcs friend functions: only between fcs modules
*/
void bfa_fcs_pport_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_pport_modexit(struct bfa_fcs_s *fcs);
#endif /* __FCS_PPORT_H__ */

61
drivers/scsi/bfa/fcs_rport.h 100644
View File

@ -0,0 +1,61 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs_rport.h FCS rport interfaces and defines
*/
#ifndef __FCS_RPORT_H__
#define __FCS_RPORT_H__
#include <fcs/bfa_fcs_rport.h>
void bfa_fcs_rport_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_rport_modexit(struct bfa_fcs_s *fcs);
void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
u16 len);
void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport);
struct bfa_fcs_rport_s *bfa_fcs_rport_create(struct bfa_fcs_port_s *port,
u32 pid);
void bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rport_offline(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rport_start(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
struct fc_logi_s *plogi_rsp);
void bfa_fcs_rport_plogi_create(struct bfa_fcs_port_s *port,
struct fchs_s *rx_fchs,
struct fc_logi_s *plogi);
void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
struct fc_logi_s *plogi);
void bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s *rport);
int bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport);
struct bfa_fcs_rport_s *bfa_fcs_rport_create_by_wwn(struct bfa_fcs_port_s *port,
wwn_t wwn);
/* Rport Features */
void bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport);
#endif /* __FCS_RPORT_H__ */

56
drivers/scsi/bfa/fcs_trcmod.h 100644
View File

@ -0,0 +1,56 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs_trcmod.h BFA FCS trace modules
*/
#ifndef __FCS_TRCMOD_H__
#define __FCS_TRCMOD_H__
#include <cs/bfa_trc.h>
/*
* !!! Only append to the enums defined here to avoid any versioning
* !!! needed between trace utility and driver version
*/
enum {
BFA_TRC_FCS_FABRIC = 1,
BFA_TRC_FCS_VFAPI = 2,
BFA_TRC_FCS_PORT = 3,
BFA_TRC_FCS_VPORT = 4,
BFA_TRC_FCS_VP_API = 5,
BFA_TRC_FCS_VPS = 6,
BFA_TRC_FCS_RPORT = 7,
BFA_TRC_FCS_FCPIM = 8,
BFA_TRC_FCS_FCPTM = 9,
BFA_TRC_FCS_NS = 10,
BFA_TRC_FCS_SCN = 11,
BFA_TRC_FCS_LOOP = 12,
BFA_TRC_FCS_UF = 13,
BFA_TRC_FCS_PPORT = 14,
BFA_TRC_FCS_FCPIP = 15,
BFA_TRC_FCS_PORT_API = 16,
BFA_TRC_FCS_RPORT_API = 17,
BFA_TRC_FCS_AUTH = 18,
BFA_TRC_FCS_N2N = 19,
BFA_TRC_FCS_MS = 20,
BFA_TRC_FCS_FDMI = 21,
BFA_TRC_FCS_RPORT_FTRS = 22,
};
#endif /* __FCS_TRCMOD_H__ */

32
drivers/scsi/bfa/fcs_uf.h 100644
View File

@ -0,0 +1,32 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* fcs_uf.h FCS unsolicited frame receive
*/
#ifndef __FCS_UF_H__
#define __FCS_UF_H__
/*
* fcs friend functions: only between fcs modules
*/
void bfa_fcs_uf_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_uf_modexit(struct bfa_fcs_s *fcs);
#endif /* __FCS_UF_H__ */

39
drivers/scsi/bfa/fcs_vport.h 100644
View File

@ -0,0 +1,39 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __FCS_VPORT_H__
#define __FCS_VPORT_H__
#include <fcs/bfa_fcs_lport.h>
#include <fcs/bfa_fcs_vport.h>
#include <defs/bfa_defs_pci.h>
/*
* Modudle init/cleanup routines.
*/
void bfa_fcs_vport_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_vport_modexit(struct bfa_fcs_s *fcs);
void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport);
u32 bfa_fcs_vport_get_max(struct bfa_fcs_s *fcs);
#endif /* __FCS_VPORT_H__ */

1223
drivers/scsi/bfa/fdmi.c 100644
View File

File diff suppressed because it is too large Load Diff

92
drivers/scsi/bfa/include/aen/bfa_aen.h 100644
View File

@ -0,0 +1,92 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_AEN_H__
#define __BFA_AEN_H__
#include "defs/bfa_defs_aen.h"
#define BFA_AEN_MAX_ENTRY 512
extern s32 bfa_aen_max_cfg_entry;
struct bfa_aen_s {
void *bfad;
s32 max_entry;
s32 write_index;
s32 read_index;
u32 bfad_num;
u32 seq_num;
void (*aen_cb_notify)(void *bfad);
void (*gettimeofday)(struct bfa_timeval_s *tv);
struct bfa_trc_mod_s *trcmod;
struct bfa_aen_entry_s list[BFA_AEN_MAX_ENTRY]; /* Must be the last */
};
/**
* Public APIs
*/
static inline void
bfa_aen_set_max_cfg_entry(int max_entry)
{
bfa_aen_max_cfg_entry = max_entry;
}
static inline s32
bfa_aen_get_max_cfg_entry(void)
{
return bfa_aen_max_cfg_entry;
}
static inline s32
bfa_aen_get_meminfo(void)
{
return (sizeof(struct bfa_aen_entry_s) * bfa_aen_get_max_cfg_entry());
}
static inline s32
bfa_aen_get_wi(struct bfa_aen_s *aen)
{
return aen->write_index;
}
static inline s32
bfa_aen_get_ri(struct bfa_aen_s *aen)
{
return aen->read_index;
}
static inline s32
bfa_aen_fetch_count(struct bfa_aen_s *aen, s32 read_index)
{
return ((aen->write_index + aen->max_entry) - read_index)
% aen->max_entry;
}
s32 bfa_aen_init(struct bfa_aen_s *aen, struct bfa_trc_mod_s *trcmod,
void *bfad, u32 inst_id, void (*aen_cb_notify)(void *),
void (*gettimeofday)(struct bfa_timeval_s *));
s32 bfa_aen_post(struct bfa_aen_s *aen, enum bfa_aen_category aen_category,
int aen_type, union bfa_aen_data_u *aen_data);
s32 bfa_aen_fetch(struct bfa_aen_s *aen, struct bfa_aen_entry_s *aen_entry,
s32 entry_space, s32 rii, s32 *ri_arr,
s32 ri_arr_cnt);
s32 bfa_aen_get_inst(struct bfa_aen_s *aen);
#endif /* __BFA_AEN_H__ */

31
drivers/scsi/bfa/include/aen/bfa_aen_adapter.h 100644
View File

@ -0,0 +1,31 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/* messages define for BFA_AEN_CAT_ADAPTER Module */
#ifndef __bfa_aen_adapter_h__
#define __bfa_aen_adapter_h__
#include <cs/bfa_log.h>
#include <defs/bfa_defs_aen.h>
#define BFA_AEN_ADAPTER_ADD \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_ADAPTER, BFA_ADAPTER_AEN_ADD)
#define BFA_AEN_ADAPTER_REMOVE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_ADAPTER, BFA_ADAPTER_AEN_REMOVE)
#endif

31
drivers/scsi/bfa/include/aen/bfa_aen_audit.h 100644
View File

@ -0,0 +1,31 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/* messages define for BFA_AEN_CAT_AUDIT Module */
#ifndef __bfa_aen_audit_h__
#define __bfa_aen_audit_h__
#include <cs/bfa_log.h>
#include <defs/bfa_defs_aen.h>
#define BFA_AEN_AUDIT_AUTH_ENABLE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_AUDIT, BFA_AUDIT_AEN_AUTH_ENABLE)
#define BFA_AEN_AUDIT_AUTH_DISABLE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_AUDIT, BFA_AUDIT_AEN_AUTH_DISABLE)
#endif

35
drivers/scsi/bfa/include/aen/bfa_aen_ethport.h 100644
View File

@ -0,0 +1,35 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/* messages define for BFA_AEN_CAT_ETHPORT Module */
#ifndef __bfa_aen_ethport_h__
#define __bfa_aen_ethport_h__
#include <cs/bfa_log.h>
#include <defs/bfa_defs_aen.h>
#define BFA_AEN_ETHPORT_LINKUP \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_LINKUP)
#define BFA_AEN_ETHPORT_LINKDOWN \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_LINKDOWN)
#define BFA_AEN_ETHPORT_ENABLE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_ENABLE)
#define BFA_AEN_ETHPORT_DISABLE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_DISABLE)
#endif

37
drivers/scsi/bfa/include/aen/bfa_aen_ioc.h 100644
View File

@ -0,0 +1,37 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/* messages define for BFA_AEN_CAT_IOC Module */
#ifndef __bfa_aen_ioc_h__
#define __bfa_aen_ioc_h__
#include <cs/bfa_log.h>
#include <defs/bfa_defs_aen.h>
#define BFA_AEN_IOC_HBGOOD \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_HBGOOD)
#define BFA_AEN_IOC_HBFAIL \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_HBFAIL)
#define BFA_AEN_IOC_ENABLE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_ENABLE)
#define BFA_AEN_IOC_DISABLE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_DISABLE)
#define BFA_AEN_IOC_FWMISMATCH \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_FWMISMATCH)
#endif

33
drivers/scsi/bfa/include/aen/bfa_aen_itnim.h 100644
View File

@ -0,0 +1,33 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/* messages define for BFA_AEN_CAT_ITNIM Module */
#ifndef __bfa_aen_itnim_h__
#define __bfa_aen_itnim_h__
#include <cs/bfa_log.h>
#include <defs/bfa_defs_aen.h>
#define BFA_AEN_ITNIM_ONLINE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_ONLINE)
#define BFA_AEN_ITNIM_OFFLINE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_OFFLINE)
#define BFA_AEN_ITNIM_DISCONNECT \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_DISCONNECT)
#endif

51
drivers/scsi/bfa/include/aen/bfa_aen_lport.h 100644
View File

@ -0,0 +1,51 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/* messages define for BFA_AEN_CAT_LPORT Module */
#ifndef __bfa_aen_lport_h__
#define __bfa_aen_lport_h__
#include <cs/bfa_log.h>
#include <defs/bfa_defs_aen.h>
#define BFA_AEN_LPORT_NEW \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW)
#define BFA_AEN_LPORT_DELETE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE)
#define BFA_AEN_LPORT_ONLINE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_ONLINE)
#define BFA_AEN_LPORT_OFFLINE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_OFFLINE)
#define BFA_AEN_LPORT_DISCONNECT \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DISCONNECT)
#define BFA_AEN_LPORT_NEW_PROP \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW_PROP)
#define BFA_AEN_LPORT_DELETE_PROP \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE_PROP)
#define BFA_AEN_LPORT_NEW_STANDARD \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW_STANDARD)
#define BFA_AEN_LPORT_DELETE_STANDARD \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE_STANDARD)
#define BFA_AEN_LPORT_NPIV_DUP_WWN \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_DUP_WWN)
#define BFA_AEN_LPORT_NPIV_FABRIC_MAX \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_FABRIC_MAX)
#define BFA_AEN_LPORT_NPIV_UNKNOWN \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_UNKNOWN)
#endif

57
drivers/scsi/bfa/include/aen/bfa_aen_port.h 100644
View File

@ -0,0 +1,57 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/* messages define for BFA_AEN_CAT_PORT Module */
#ifndef __bfa_aen_port_h__
#define __bfa_aen_port_h__
#include <cs/bfa_log.h>
#include <defs/bfa_defs_aen.h>
#define BFA_AEN_PORT_ONLINE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_ONLINE)
#define BFA_AEN_PORT_OFFLINE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_OFFLINE)
#define BFA_AEN_PORT_RLIR \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_RLIR)
#define BFA_AEN_PORT_SFP_INSERT \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_INSERT)
#define BFA_AEN_PORT_SFP_REMOVE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_REMOVE)
#define BFA_AEN_PORT_SFP_POM \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_POM)
#define BFA_AEN_PORT_ENABLE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_ENABLE)
#define BFA_AEN_PORT_DISABLE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_DISABLE)
#define BFA_AEN_PORT_AUTH_ON \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_AUTH_ON)
#define BFA_AEN_PORT_AUTH_OFF \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_AUTH_OFF)
#define BFA_AEN_PORT_DISCONNECT \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_DISCONNECT)
#define BFA_AEN_PORT_QOS_NEG \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_QOS_NEG)
#define BFA_AEN_PORT_FABRIC_NAME_CHANGE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_FABRIC_NAME_CHANGE)
#define BFA_AEN_PORT_SFP_ACCESS_ERROR \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_ACCESS_ERROR)
#define BFA_AEN_PORT_SFP_UNSUPPORT \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_UNSUPPORT)
#endif

37
drivers/scsi/bfa/include/aen/bfa_aen_rport.h 100644
View File

@ -0,0 +1,37 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/* messages define for BFA_AEN_CAT_RPORT Module */
#ifndef __bfa_aen_rport_h__
#define __bfa_aen_rport_h__
#include <cs/bfa_log.h>
#include <defs/bfa_defs_aen.h>
#define BFA_AEN_RPORT_ONLINE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_ONLINE)
#define BFA_AEN_RPORT_OFFLINE \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_OFFLINE)
#define BFA_AEN_RPORT_DISCONNECT \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_DISCONNECT)
#define BFA_AEN_RPORT_QOS_PRIO \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_QOS_PRIO)
#define BFA_AEN_RPORT_QOS_FLOWID \
BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_QOS_FLOWID)
#endif

177
drivers/scsi/bfa/include/bfa.h 100644
View File

@ -0,0 +1,177 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_H__
#define __BFA_H__
#include <bfa_os_inc.h>
#include <cs/bfa_debug.h>
#include <cs/bfa_q.h>
#include <cs/bfa_trc.h>
#include <cs/bfa_log.h>
#include <cs/bfa_plog.h>
#include <defs/bfa_defs_status.h>
#include <defs/bfa_defs_ioc.h>
#include <defs/bfa_defs_iocfc.h>
#include <aen/bfa_aen.h>
#include <bfi/bfi.h>
struct bfa_s;
#include <bfa_intr_priv.h>
struct bfa_pcidev_s;
/**
* PCI devices supported by the current BFA
*/
struct bfa_pciid_s {
u16 device_id;
u16 vendor_id;
};
extern char bfa_version[];
/**
* BFA Power Mgmt Commands
*/
enum bfa_pm_cmd {
BFA_PM_CTL_D0 = 0,
BFA_PM_CTL_D1 = 1,
BFA_PM_CTL_D2 = 2,
BFA_PM_CTL_D3 = 3,
};
/**
* BFA memory resources
*/
enum bfa_mem_type {
BFA_MEM_TYPE_KVA = 1, /*! Kernel Virtual Memory *(non-dma-able) */
BFA_MEM_TYPE_DMA = 2, /*! DMA-able memory */
BFA_MEM_TYPE_MAX = BFA_MEM_TYPE_DMA,
};
struct bfa_mem_elem_s {
enum bfa_mem_type mem_type; /* see enum bfa_mem_type */
u32 mem_len; /* Total Length in Bytes */
u8 *kva; /* kernel virtual address */
u64 dma; /* dma address if DMA memory */
u8 *kva_curp; /* kva allocation cursor */
u64 dma_curp; /* dma allocation cursor */
};
struct bfa_meminfo_s {
struct bfa_mem_elem_s meminfo[BFA_MEM_TYPE_MAX];
};
#define bfa_meminfo_kva(_m) \
(_m)->meminfo[BFA_MEM_TYPE_KVA - 1].kva_curp
#define bfa_meminfo_dma_virt(_m) \
(_m)->meminfo[BFA_MEM_TYPE_DMA - 1].kva_curp
#define bfa_meminfo_dma_phys(_m) \
(_m)->meminfo[BFA_MEM_TYPE_DMA - 1].dma_curp
/**
* Generic Scatter Gather Element used by driver
*/
struct bfa_sge_s {
u32 sg_len;
void *sg_addr;
};
#define bfa_sge_to_be(__sge) do { \
((u32 *)(__sge))[0] = bfa_os_htonl(((u32 *)(__sge))[0]); \
((u32 *)(__sge))[1] = bfa_os_htonl(((u32 *)(__sge))[1]); \
((u32 *)(__sge))[2] = bfa_os_htonl(((u32 *)(__sge))[2]); \
} while (0)
/*
* bfa stats interfaces
*/
#define bfa_stats(_mod, _stats) (_mod)->stats._stats ++
#define bfa_ioc_get_stats(__bfa, __ioc_stats) \
bfa_ioc_fetch_stats(&(__bfa)->ioc, __ioc_stats)
#define bfa_ioc_clear_stats(__bfa) \
bfa_ioc_clr_stats(&(__bfa)->ioc)
/*
* bfa API functions
*/
void bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids);
void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg);
void bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg);
void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo);
void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo,
struct bfa_pcidev_s *pcidev);
void bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod);
void bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod);
void bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen);
void bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog);
void bfa_detach(struct bfa_s *bfa);
void bfa_init(struct bfa_s *bfa);
void bfa_start(struct bfa_s *bfa);
void bfa_stop(struct bfa_s *bfa);
void bfa_attach_fcs(struct bfa_s *bfa);
void bfa_cb_init(void *bfad, bfa_status_t status);
void bfa_cb_stop(void *bfad, bfa_status_t status);
void bfa_cb_updateq(void *bfad, bfa_status_t status);
bfa_boolean_t bfa_intx(struct bfa_s *bfa);
void bfa_isr_enable(struct bfa_s *bfa);
void bfa_isr_disable(struct bfa_s *bfa);
void bfa_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
u32 *num_vecs, u32 *max_vec_bit);
#define bfa_msix(__bfa, __vec) (__bfa)->msix.handler[__vec](__bfa, __vec)
void bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q);
void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q);
void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q);
typedef void (*bfa_cb_ioc_t) (void *cbarg, enum bfa_status status);
void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr);
bfa_status_t bfa_iocfc_get_stats(struct bfa_s *bfa,
struct bfa_iocfc_stats_s *stats,
bfa_cb_ioc_t cbfn, void *cbarg);
bfa_status_t bfa_iocfc_clear_stats(struct bfa_s *bfa,
bfa_cb_ioc_t cbfn, void *cbarg);
void bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr);
void bfa_adapter_get_attr(struct bfa_s *bfa,
struct bfa_adapter_attr_s *ad_attr);
u64 bfa_adapter_get_id(struct bfa_s *bfa);
bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa,
struct bfa_iocfc_intr_attr_s *attr);
void bfa_iocfc_enable(struct bfa_s *bfa);
void bfa_iocfc_disable(struct bfa_s *bfa);
void bfa_ioc_auto_recover(bfa_boolean_t auto_recover);
void bfa_cb_ioc_disable(void *bfad);
void bfa_timer_tick(struct bfa_s *bfa);
#define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout) \
bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout)
/*
* BFA debug API functions
*/
bfa_status_t bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen);
bfa_status_t bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen);
#include "bfa_priv.h"
#endif /* __BFA_H__ */

159
drivers/scsi/bfa/include/bfa_fcpim.h 100644
View File

@ -0,0 +1,159 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_FCPIM_H__
#define __BFA_FCPIM_H__
#include <bfa.h>
#include <bfa_svc.h>
#include <bfi/bfi_fcpim.h>
#include <defs/bfa_defs_fcpim.h>
/*
* forward declarations
*/
struct bfa_itnim_s;
struct bfa_ioim_s;
struct bfa_tskim_s;
struct bfad_ioim_s;
struct bfad_tskim_s;
/*
* bfa fcpim module API functions
*/
void bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov);
u16 bfa_fcpim_path_tov_get(struct bfa_s *bfa);
void bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth);
u16 bfa_fcpim_qdepth_get(struct bfa_s *bfa);
bfa_status_t bfa_fcpim_get_modstats(struct bfa_s *bfa,
struct bfa_fcpim_stats_s *modstats);
bfa_status_t bfa_fcpim_clr_modstats(struct bfa_s *bfa);
/*
* bfa itnim API functions
*/
struct bfa_itnim_s *bfa_itnim_create(struct bfa_s *bfa,
struct bfa_rport_s *rport, void *itnim);
void bfa_itnim_delete(struct bfa_itnim_s *itnim);
void bfa_itnim_online(struct bfa_itnim_s *itnim,
bfa_boolean_t seq_rec);
void bfa_itnim_offline(struct bfa_itnim_s *itnim);
void bfa_itnim_get_stats(struct bfa_itnim_s *itnim,
struct bfa_itnim_hal_stats_s *stats);
void bfa_itnim_clear_stats(struct bfa_itnim_s *itnim);
/**
* BFA completion callback for bfa_itnim_online().
*
* @param[in] itnim FCS or driver itnim instance
*
* return None
*/
void bfa_cb_itnim_online(void *itnim);
/**
* BFA completion callback for bfa_itnim_offline().
*
* @param[in] itnim FCS or driver itnim instance
*
* return None
*/
void bfa_cb_itnim_offline(void *itnim);
void bfa_cb_itnim_tov_begin(void *itnim);
void bfa_cb_itnim_tov(void *itnim);
/**
* BFA notification to FCS/driver for second level error recovery.
*
* Atleast one I/O request has timedout and target is unresponsive to
* repeated abort requests. Second level error recovery should be initiated
* by starting implicit logout and recovery procedures.
*
* @param[in] itnim FCS or driver itnim instance
*
* return None
*/
void bfa_cb_itnim_sler(void *itnim);
/*
* bfa ioim API functions
*/
struct bfa_ioim_s *bfa_ioim_alloc(struct bfa_s *bfa,
struct bfad_ioim_s *dio,
struct bfa_itnim_s *itnim,
u16 nsgles);
void bfa_ioim_free(struct bfa_ioim_s *ioim);
void bfa_ioim_start(struct bfa_ioim_s *ioim);
void bfa_ioim_abort(struct bfa_ioim_s *ioim);
void bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim,
bfa_boolean_t iotov);
/**
* I/O completion notification.
*
* @param[in] dio driver IO structure
* @param[in] io_status IO completion status
* @param[in] scsi_status SCSI status returned by target
* @param[in] sns_len SCSI sense length, 0 if none
* @param[in] sns_info SCSI sense data, if any
* @param[in] residue Residual length
*
* @return None
*/
void bfa_cb_ioim_done(void *bfad, struct bfad_ioim_s *dio,
enum bfi_ioim_status io_status,
u8 scsi_status, int sns_len,
u8 *sns_info, s32 residue);
/**
* I/O good completion notification.
*
* @param[in] dio driver IO structure
*
* @return None
*/
void bfa_cb_ioim_good_comp(void *bfad, struct bfad_ioim_s *dio);
/**
* I/O abort completion notification
*
* @param[in] dio driver IO that was aborted
*
* @return None
*/
void bfa_cb_ioim_abort(void *bfad, struct bfad_ioim_s *dio);
void bfa_cb_ioim_resfree(void *hcb_bfad);
void bfa_cb_ioim_resfree(void *hcb_bfad);
/*
* bfa tskim API functions
*/
struct bfa_tskim_s *bfa_tskim_alloc(struct bfa_s *bfa,
struct bfad_tskim_s *dtsk);
void bfa_tskim_free(struct bfa_tskim_s *tskim);
void bfa_tskim_start(struct bfa_tskim_s *tskim,
struct bfa_itnim_s *itnim, lun_t lun,
enum fcp_tm_cmnd tm, u8 t_secs);
void bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk,
enum bfi_tskim_status tsk_status);
#endif /* __BFA_FCPIM_H__ */

47
drivers/scsi/bfa/include/bfa_fcptm.h 100644
View File

@ -0,0 +1,47 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_FCPTM_H__
#define __BFA_FCPTM_H__
#include <bfa.h>
#include <bfa_svc.h>
#include <bfi/bfi_fcptm.h>
/*
* forward declarations
*/
struct bfa_tin_s;
struct bfa_iotm_s;
struct bfa_tsktm_s;
/*
* bfa fcptm module API functions
*/
void bfa_fcptm_path_tov_set(struct bfa_s *bfa, u16 path_tov);
u16 bfa_fcptm_path_tov_get(struct bfa_s *bfa);
void bfa_fcptm_qdepth_set(struct bfa_s *bfa, u16 q_depth);
u16 bfa_fcptm_qdepth_get(struct bfa_s *bfa);
/*
* bfa tin API functions
*/
void bfa_tin_get_stats(struct bfa_tin_s *tin, struct bfa_tin_stats_s *stats);
void bfa_tin_clear_stats(struct bfa_tin_s *tin);
#endif /* __BFA_FCPTM_H__ */

324
drivers/scsi/bfa/include/bfa_svc.h 100644
View File

@ -0,0 +1,324 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_SVC_H__
#define __BFA_SVC_H__
/*
* forward declarations
*/
struct bfa_fcxp_s;
#include <defs/bfa_defs_status.h>
#include <defs/bfa_defs_pport.h>
#include <defs/bfa_defs_rport.h>
#include <defs/bfa_defs_qos.h>
#include <cs/bfa_sm.h>
#include <bfa.h>
/**
* BFA rport information.
*/
struct bfa_rport_info_s {
u16 max_frmsz; /* max rcv pdu size */
u32 pid : 24, /* remote port ID */
lp_tag : 8;
u32 local_pid : 24, /* local port ID */
cisc : 8; /* CIRO supported */
u8 fc_class; /* supported FC classes. enum fc_cos */
u8 vf_en; /* virtual fabric enable */
u16 vf_id; /* virtual fabric ID */
enum bfa_pport_speed speed; /* Rport's current speed */
};
/**
* BFA rport data structure
*/
struct bfa_rport_s {
struct list_head qe; /* queue element */
bfa_sm_t sm; /* state machine */
struct bfa_s *bfa; /* backpointer to BFA */
void *rport_drv; /* fcs/driver rport object */
u16 fw_handle; /* firmware rport handle */
u16 rport_tag; /* BFA rport tag */
struct bfa_rport_info_s rport_info; /* rport info from *fcs/driver */
struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
struct bfa_cb_qe_s hcb_qe; /* BFA callback qelem */
struct bfa_rport_hal_stats_s stats; /* BFA rport statistics */
struct bfa_rport_qos_attr_s qos_attr;
union a {
bfa_status_t status; /* f/w status */
void *fw_msg; /* QoS scn event */
} event_arg;
};
#define BFA_RPORT_FC_COS(_rport) ((_rport)->rport_info.fc_class)
/**
* Send completion callback.
*/
typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp,
void *cbarg, enum bfa_status req_status,
u32 rsp_len, u32 resid_len,
struct fchs_s *rsp_fchs);
/**
* BFA fcxp allocation (asynchronous)
*/
typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp);
struct bfa_fcxp_wqe_s {
struct list_head qe;
bfa_fcxp_alloc_cbfn_t alloc_cbfn;
void *alloc_cbarg;
};
typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid);
typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid);
#define BFA_UF_BUFSZ (2 * 1024 + 256)
/**
* @todo private
*/
struct bfa_uf_buf_s {
u8 d[BFA_UF_BUFSZ];
};
struct bfa_uf_s {
struct list_head qe; /* queue element */
struct bfa_s *bfa; /* bfa instance */
u16 uf_tag; /* identifying tag f/w messages */
u16 vf_id;
u16 src_rport_handle;
u16 rsvd;
u8 *data_ptr;
u16 data_len; /* actual receive length */
u16 pb_len; /* posted buffer length */
void *buf_kva; /* buffer virtual address */
u64 buf_pa; /* buffer physical address */
struct bfa_cb_qe_s hcb_qe; /* comp: BFA comp qelem */
struct bfa_sge_s sges[BFI_SGE_INLINE_MAX];
};
typedef void (*bfa_cb_pport_t) (void *cbarg, enum bfa_status status);
/**
* bfa lport login/logout service interface
*/
struct bfa_lps_s {
struct list_head qe; /* queue element */
struct bfa_s *bfa; /* parent bfa instance */
bfa_sm_t sm; /* finite state machine */
u8 lp_tag; /* lport tag */
u8 reqq; /* lport request queue */
u8 alpa; /* ALPA for loop topologies */
u32 lp_pid; /* lport port ID */
bfa_boolean_t fdisc; /* send FDISC instead of FLOGI*/
bfa_boolean_t auth_en; /* enable authentication */
bfa_boolean_t auth_req; /* authentication required */
bfa_boolean_t npiv_en; /* NPIV is allowed by peer */
bfa_boolean_t fport; /* attached peer is F_PORT */
bfa_boolean_t brcd_switch;/* attached peer is brcd switch */
bfa_status_t status; /* login status */
u16 pdusz; /* max receive PDU size */
u16 pr_bbcred; /* BB_CREDIT from peer */
u8 lsrjt_rsn; /* LSRJT reason */
u8 lsrjt_expl; /* LSRJT explanation */
wwn_t pwwn; /* port wwn of lport */
wwn_t nwwn; /* node wwn of lport */
wwn_t pr_pwwn; /* port wwn of lport peer */
wwn_t pr_nwwn; /* node wwn of lport peer */
mac_t lp_mac; /* fpma/spma MAC for lport */
mac_t fcf_mac; /* FCF MAC of lport */
struct bfa_reqq_wait_s wqe; /* request wait queue element */
void *uarg; /* user callback arg */
struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */
struct bfi_lps_login_rsp_s *loginrsp;
bfa_eproto_status_t ext_status;
};
/*
* bfa pport API functions
*/
bfa_status_t bfa_pport_enable(struct bfa_s *bfa);
bfa_status_t bfa_pport_disable(struct bfa_s *bfa);
bfa_status_t bfa_pport_cfg_speed(struct bfa_s *bfa,
enum bfa_pport_speed speed);
enum bfa_pport_speed bfa_pport_get_speed(struct bfa_s *bfa);
bfa_status_t bfa_pport_cfg_topology(struct bfa_s *bfa,
enum bfa_pport_topology topo);
enum bfa_pport_topology bfa_pport_get_topology(struct bfa_s *bfa);
bfa_status_t bfa_pport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa);
bfa_boolean_t bfa_pport_get_hardalpa(struct bfa_s *bfa, u8 *alpa);
u8 bfa_pport_get_myalpa(struct bfa_s *bfa);
bfa_status_t bfa_pport_clr_hardalpa(struct bfa_s *bfa);
bfa_status_t bfa_pport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize);
u16 bfa_pport_get_maxfrsize(struct bfa_s *bfa);
u32 bfa_pport_mypid(struct bfa_s *bfa);
u8 bfa_pport_get_rx_bbcredit(struct bfa_s *bfa);
bfa_status_t bfa_pport_trunk_enable(struct bfa_s *bfa, u8 bitmap);
bfa_status_t bfa_pport_trunk_disable(struct bfa_s *bfa);
bfa_boolean_t bfa_pport_trunk_query(struct bfa_s *bfa, u32 *bitmap);
void bfa_pport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr);
wwn_t bfa_pport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node);
bfa_status_t bfa_pport_get_stats(struct bfa_s *bfa,
union bfa_pport_stats_u *stats,
bfa_cb_pport_t cbfn, void *cbarg);
bfa_status_t bfa_pport_clear_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn,
void *cbarg);
void bfa_pport_event_register(struct bfa_s *bfa,
void (*event_cbfn) (void *cbarg,
bfa_pport_event_t event), void *event_cbarg);
bfa_boolean_t bfa_pport_is_disabled(struct bfa_s *bfa);
void bfa_pport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off);
void bfa_pport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off);
bfa_status_t bfa_pport_cfg_ratelim_speed(struct bfa_s *bfa,
enum bfa_pport_speed speed);
enum bfa_pport_speed bfa_pport_get_ratelim_speed(struct bfa_s *bfa);
void bfa_pport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit);
void bfa_pport_busy(struct bfa_s *bfa, bfa_boolean_t status);
void bfa_pport_beacon(struct bfa_s *bfa, bfa_boolean_t beacon,
bfa_boolean_t link_e2e_beacon);
void bfa_cb_pport_event(void *cbarg, bfa_pport_event_t event);
void bfa_pport_qos_get_attr(struct bfa_s *bfa, struct bfa_qos_attr_s *qos_attr);
void bfa_pport_qos_get_vc_attr(struct bfa_s *bfa,
struct bfa_qos_vc_attr_s *qos_vc_attr);
bfa_status_t bfa_pport_get_qos_stats(struct bfa_s *bfa,
union bfa_pport_stats_u *stats,
bfa_cb_pport_t cbfn, void *cbarg);
bfa_status_t bfa_pport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn,
void *cbarg);
bfa_boolean_t bfa_pport_is_ratelim(struct bfa_s *bfa);
bfa_boolean_t bfa_pport_is_linkup(struct bfa_s *bfa);
/*
* bfa rport API functions
*/
struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv);
void bfa_rport_delete(struct bfa_rport_s *rport);
void bfa_rport_online(struct bfa_rport_s *rport,
struct bfa_rport_info_s *rport_info);
void bfa_rport_offline(struct bfa_rport_s *rport);
void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_pport_speed speed);
void bfa_rport_get_stats(struct bfa_rport_s *rport,
struct bfa_rport_hal_stats_s *stats);
void bfa_rport_clear_stats(struct bfa_rport_s *rport);
void bfa_cb_rport_online(void *rport);
void bfa_cb_rport_offline(void *rport);
void bfa_cb_rport_qos_scn_flowid(void *rport,
struct bfa_rport_qos_attr_s old_qos_attr,
struct bfa_rport_qos_attr_s new_qos_attr);
void bfa_cb_rport_qos_scn_prio(void *rport,
struct bfa_rport_qos_attr_s old_qos_attr,
struct bfa_rport_qos_attr_s new_qos_attr);
void bfa_rport_get_qos_attr(struct bfa_rport_s *rport,
struct bfa_rport_qos_attr_s *qos_attr);
/*
* bfa fcxp API functions
*/
struct bfa_fcxp_s *bfa_fcxp_alloc(void *bfad_fcxp, struct bfa_s *bfa,
int nreq_sgles, int nrsp_sgles,
bfa_fcxp_get_sgaddr_t get_req_sga,
bfa_fcxp_get_sglen_t get_req_sglen,
bfa_fcxp_get_sgaddr_t get_rsp_sga,
bfa_fcxp_get_sglen_t get_rsp_sglen);
void bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *cbarg);
void bfa_fcxp_walloc_cancel(struct bfa_s *bfa,
struct bfa_fcxp_wqe_s *wqe);
void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp);
void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp);
void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp);
void bfa_fcxp_free(struct bfa_fcxp_s *fcxp);
void bfa_fcxp_send(struct bfa_fcxp_s *fcxp,
struct bfa_rport_s *rport, u16 vf_id, u8 lp_tag,
bfa_boolean_t cts, enum fc_cos cos,
u32 reqlen, struct fchs_s *fchs,
bfa_cb_fcxp_send_t cbfn,
void *cbarg,
u32 rsp_maxlen, u8 rsp_timeout);
bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp);
u32 bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp);
u32 bfa_fcxp_get_maxrsp(struct bfa_s *bfa);
static inline void *
bfa_uf_get_frmbuf(struct bfa_uf_s *uf)
{
return uf->data_ptr;
}
static inline u16
bfa_uf_get_frmlen(struct bfa_uf_s *uf)
{
return uf->data_len;
}
/**
* Callback prototype for unsolicited frame receive handler.
*
* @param[in] cbarg callback arg for receive handler
* @param[in] uf unsolicited frame descriptor
*
* @return None
*/
typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf);
/*
* bfa uf API functions
*/
void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv,
void *cbarg);
void bfa_uf_free(struct bfa_uf_s *uf);
/**
* bfa lport service api
*/
struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
void bfa_lps_delete(struct bfa_lps_s *lps);
void bfa_lps_discard(struct bfa_lps_s *lps);
void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en);
void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn,
wwn_t nwwn);
void bfa_lps_flogo(struct bfa_lps_s *lps);
void bfa_lps_fdisclogo(struct bfa_lps_s *lps);
u8 bfa_lps_get_tag(struct bfa_lps_s *lps);
bfa_boolean_t bfa_lps_is_npiv_en(struct bfa_lps_s *lps);
bfa_boolean_t bfa_lps_is_fport(struct bfa_lps_s *lps);
bfa_boolean_t bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps);
bfa_boolean_t bfa_lps_is_authreq(struct bfa_lps_s *lps);
bfa_eproto_status_t bfa_lps_get_extstatus(struct bfa_lps_s *lps);
u32 bfa_lps_get_pid(struct bfa_lps_s *lps);
u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid);
u16 bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps);
wwn_t bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps);
wwn_t bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps);
u8 bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps);
u8 bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps);
void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status);
void bfa_cb_lps_flogo_comp(void *bfad, void *uarg);
void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status);
void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg);
#endif /* __BFA_SVC_H__ */

53
drivers/scsi/bfa/include/bfa_timer.h 100644
View File

@ -0,0 +1,53 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_TIMER_H__
#define __BFA_TIMER_H__
#include <bfa_os_inc.h>
#include <cs/bfa_q.h>
struct bfa_s;
typedef void (*bfa_timer_cbfn_t)(void *);
/**
* BFA timer data structure
*/
struct bfa_timer_s {
struct list_head qe;
bfa_timer_cbfn_t timercb;
void *arg;
int timeout; /**< in millisecs. */
};
/**
* Timer module structure
*/
struct bfa_timer_mod_s {
struct list_head timer_q;
};
#define BFA_TIMER_FREQ 500 /**< specified in millisecs */
void bfa_timer_beat(struct bfa_timer_mod_s *mod);
void bfa_timer_init(struct bfa_timer_mod_s *mod);
void bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer,
bfa_timer_cbfn_t timercb, void *arg,
unsigned int timeout);
void bfa_timer_stop(struct bfa_timer_s *timer);
#endif /* __BFA_TIMER_H__ */

174
drivers/scsi/bfa/include/bfi/bfi.h 100644
View File

@ -0,0 +1,174 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFI_H__
#define __BFI_H__
#include <bfa_os_inc.h>
#include <defs/bfa_defs_status.h>
#pragma pack(1)
/**
* Msg header common to all msgs
*/
struct bfi_mhdr_s {
u8 msg_class; /* @ref bfi_mclass_t */
u8 msg_id; /* msg opcode with in the class */
union {
struct {
u8 rsvd;
u8 lpu_id; /* msg destination */
} h2i;
u16 i2htok; /* token in msgs to host */
} mtag;
};
#define bfi_h2i_set(_mh, _mc, _op, _lpuid) do { \
(_mh).msg_class = (_mc); \
(_mh).msg_id = (_op); \
(_mh).mtag.h2i.lpu_id = (_lpuid); \
} while (0)
#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do { \
(_mh).msg_class = (_mc); \
(_mh).msg_id = (_op); \
(_mh).mtag.i2htok = (_i2htok); \
} while (0)
/*
* Message opcodes: 0-127 to firmware, 128-255 to host
*/
#define BFI_I2H_OPCODE_BASE 128
#define BFA_I2HM(_x) ((_x) + BFI_I2H_OPCODE_BASE)
/**
****************************************************************************
*
* Scatter Gather Element and Page definition
*
****************************************************************************
*/
#define BFI_SGE_INLINE 1
#define BFI_SGE_INLINE_MAX (BFI_SGE_INLINE + 1)
/**
* SG Flags
*/
enum {
BFI_SGE_DATA = 0, /* data address, not last */
BFI_SGE_DATA_CPL = 1, /* data addr, last in current page */
BFI_SGE_DATA_LAST = 3, /* data address, last */
BFI_SGE_LINK = 2, /* link address */
BFI_SGE_PGDLEN = 2, /* cumulative data length for page */
};
/**
* DMA addresses
*/
union bfi_addr_u {
struct {
u32 addr_lo;
u32 addr_hi;
} a32;
};
/**
* Scatter Gather Element
*/
struct bfi_sge_s {
#ifdef __BIGENDIAN
u32 flags : 2,
rsvd : 2,
sg_len : 28;
#else
u32 sg_len : 28,
rsvd : 2,
flags : 2;
#endif
union bfi_addr_u sga;
};
/**
* Scatter Gather Page
*/
#define BFI_SGPG_DATA_SGES 7
#define BFI_SGPG_SGES_MAX (BFI_SGPG_DATA_SGES + 1)
#define BFI_SGPG_RSVD_WD_LEN 8
struct bfi_sgpg_s {
struct bfi_sge_s sges[BFI_SGPG_SGES_MAX];
u32 rsvd[BFI_SGPG_RSVD_WD_LEN];
};
/*
* Large Message structure - 128 Bytes size Msgs
*/
#define BFI_LMSG_SZ 128
#define BFI_LMSG_PL_WSZ \
((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4)
struct bfi_msg_s {
struct bfi_mhdr_s mhdr;
u32 pl[BFI_LMSG_PL_WSZ];
};
/**
* Mailbox message structure
*/
#define BFI_MBMSG_SZ 7
struct bfi_mbmsg_s {
struct bfi_mhdr_s mh;
u32 pl[BFI_MBMSG_SZ];
};
/**
* Message Classes
*/
enum bfi_mclass {
BFI_MC_IOC = 1, /* IO Controller (IOC) */
BFI_MC_DIAG = 2, /* Diagnostic Msgs */
BFI_MC_FLASH = 3, /* Flash message class */
BFI_MC_CEE = 4,
BFI_MC_FC_PORT = 5, /* FC port */
BFI_MC_IOCFC = 6, /* FC - IO Controller (IOC) */
BFI_MC_LL = 7, /* Link Layer */
BFI_MC_UF = 8, /* Unsolicited frame receive */
BFI_MC_FCXP = 9, /* FC Transport */
BFI_MC_LPS = 10, /* lport fc login services */
BFI_MC_RPORT = 11, /* Remote port */
BFI_MC_ITNIM = 12, /* I-T nexus (Initiator mode) */
BFI_MC_IOIM_READ = 13, /* read IO (Initiator mode) */
BFI_MC_IOIM_WRITE = 14, /* write IO (Initiator mode) */
BFI_MC_IOIM_IO = 15, /* IO (Initiator mode) */
BFI_MC_IOIM = 16, /* IO (Initiator mode) */
BFI_MC_IOIM_IOCOM = 17, /* good IO completion */
BFI_MC_TSKIM = 18, /* Initiator Task management */
BFI_MC_SBOOT = 19, /* SAN boot services */
BFI_MC_IPFC = 20, /* IP over FC Msgs */
BFI_MC_PORT = 21, /* Physical port */
BFI_MC_MAX = 32
};
#define BFI_IOC_MAX_CQS 4
#define BFI_IOC_MAX_CQS_ASIC 8
#define BFI_IOC_MSGLEN_MAX 32 /* 32 bytes */
#pragma pack()
#endif /* __BFI_H__ */

34
drivers/scsi/bfa/include/bfi/bfi_boot.h 100644
View File

@ -0,0 +1,34 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/*
* bfi_boot.h
*/
#ifndef __BFI_BOOT_H__
#define __BFI_BOOT_H__
#define BFI_BOOT_TYPE_OFF 8
#define BFI_BOOT_PARAM_OFF 12
#define BFI_BOOT_TYPE_NORMAL 0 /* param is device id */
#define BFI_BOOT_TYPE_FLASH 1
#define BFI_BOOT_TYPE_MEMTEST 2
#define BFI_BOOT_MEMTEST_RES_ADDR 0x900
#define BFI_BOOT_MEMTEST_RES_SIG 0xA0A1A2A3
#endif

305
drivers/scsi/bfa/include/bfi/bfi_cbreg.h 100644
View File

@ -0,0 +1,305 @@
/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/*
* bfi_cbreg.h crossbow host block register definitions
*
* !!! Do not edit. Auto generated. !!!
*/
#ifndef __BFI_CBREG_H__
#define __BFI_CBREG_H__
#define HOSTFN0_INT_STATUS 0x00014000
#define __HOSTFN0_INT_STATUS_LVL_MK 0x00f00000
#define __HOSTFN0_INT_STATUS_LVL_SH 20
#define __HOSTFN0_INT_STATUS_LVL(_v) ((_v) << __HOSTFN0_INT_STATUS_LVL_SH)
#define __HOSTFN0_INT_STATUS_P 0x000fffff
#define HOSTFN0_INT_MSK 0x00014004
#define HOST_PAGE_NUM_FN0 0x00014008
#define __HOST_PAGE_NUM_FN 0x000001ff
#define HOSTFN1_INT_STATUS 0x00014100
#define __HOSTFN1_INT_STAT_LVL_MK 0x00f00000
#define __HOSTFN1_INT_STAT_LVL_SH 20
#define __HOSTFN1_INT_STAT_LVL(_v) ((_v) << __HOSTFN1_INT_STAT_LVL_SH)
#define __HOSTFN1_INT_STAT_P 0x000fffff
#define HOSTFN1_INT_MSK 0x00014104
#define HOST_PAGE_NUM_FN1 0x00014108
#define APP_PLL_400_CTL_REG 0x00014204
#define __P_400_PLL_LOCK 0x80000000
#define __APP_PLL_400_SRAM_USE_100MHZ 0x00100000
#define __APP_PLL_400_RESET_TIMER_MK 0x000e0000
#define __APP_PLL_400_RESET_TIMER_SH 17
#define __APP_PLL_400_RESET_TIMER(_v) ((_v) << __APP_PLL_400_RESET_TIMER_SH)
#define __APP_PLL_400_LOGIC_SOFT_RESET 0x00010000
#define __APP_PLL_400_CNTLMT0_1_MK 0x0000c000
#define __APP_PLL_400_CNTLMT0_1_SH 14
#define __APP_PLL_400_CNTLMT0_1(_v) ((_v) << __APP_PLL_400_CNTLMT0_1_SH)
#define __APP_PLL_400_JITLMT0_1_MK 0x00003000
#define __APP_PLL_400_JITLMT0_1_SH 12
#define __APP_PLL_400_JITLMT0_1(_v) ((_v) << __APP_PLL_400_JITLMT0_1_SH)
#define __APP_PLL_400_HREF 0x00000800
#define __APP_PLL_400_HDIV 0x00000400
#define __APP_PLL_400_P0_1_MK 0x00000300
#define __APP_PLL_400_P0_1_SH 8
#define __APP_PLL_400_P0_1(_v) ((_v) << __APP_PLL_400_P0_1_SH)
#define __APP_PLL_400_Z0_2_MK 0x000000e0
#define __APP_PLL_400_Z0_2_SH 5
#define __APP_PLL_400_Z0_2(_v) ((_v) << __APP_PLL_400_Z0_2_SH)
#define __APP_PLL_400_RSEL200500 0x00000010
#define __APP_PLL_400_ENARST 0x00000008
#define __APP_PLL_400_BYPASS 0x00000004
#define __APP_PLL_400_LRESETN 0x00000002
#define __APP_PLL_400_ENABLE 0x00000001
#define APP_PLL_212_CTL_REG 0x00014208
#define __P_212_PLL_LOCK 0x80000000
#define __APP_PLL_212_RESET_TIMER_MK 0x000e0000
#define __APP_PLL_212_RESET_TIMER_SH 17
#define __APP_PLL_212_RESET_TIMER(_v) ((_v) << __APP_PLL_212_RESET_TIMER_SH)
#define __APP_PLL_212_LOGIC_SOFT_RESET 0x00010000
#define __APP_PLL_212_CNTLMT0_1_MK 0x0000c000
#define __APP_PLL_212_CNTLMT0_1_SH 14
#define __APP_PLL_212_CNTLMT0_1(_v) ((_v) << __APP_PLL_212_CNTLMT0_1_SH)
#define __APP_PLL_212_JITLMT0_1_MK 0x00003000
#define __APP_PLL_212_JITLMT0_1_SH 12
#define __APP_PLL_212_JITLMT0_1(_v) ((_v) << __APP_PLL_212_JITLMT0_1_SH)
#define __APP_PLL_212_HREF 0x00000800
#define __APP_PLL_212_HDIV 0x00000400
#define __APP_PLL_212_P0_1_MK 0x00000300
#define __APP_PLL_212_P0_1_SH 8
#define __APP_PLL_212_P0_1(_v) ((_v) << __APP_PLL_212_P0_1_SH)
#define __APP_PLL_212_Z0_2_MK 0x000000e0
#define __APP_PLL_212_Z0_2_SH 5
#define __APP_PLL_212_Z0_2(_v) ((_v) << __APP_PLL_212_Z0_2_SH)
#define __APP_PLL_212_RSEL200500 0x00000010
#define __APP_PLL_212_ENARST 0x00000008
#define __APP_PLL_212_BYPASS 0x00000004
#define __APP_PLL_212_LRESETN 0x00000002
#define __APP_PLL_212_ENABLE 0x00000001
#define HOST_SEM0_REG 0x00014230
#define __HOST_SEMAPHORE 0x00000001
#define HOST_SEM1_REG 0x00014234
#define HOST_SEM2_REG 0x00014238
#define HOST_SEM3_REG 0x0001423c
#define HOST_SEM0_INFO_REG 0x00014240
#define HOST_SEM1_INFO_REG 0x00014244
#define HOST_SEM2_INFO_REG 0x00014248
#define HOST_SEM3_INFO_REG 0x0001424c
#define HOSTFN0_LPU0_CMD_STAT 0x00019000
#define __HOSTFN0_LPU0_MBOX_INFO_MK 0xfffffffe
#define __HOSTFN0_LPU0_MBOX_INFO_SH 1
#define __HOSTFN0_LPU0_MBOX_INFO(_v) ((_v) << __HOSTFN0_LPU0_MBOX_INFO_SH)
#define __HOSTFN0_LPU0_MBOX_CMD_STATUS 0x00000001
#define LPU0_HOSTFN0_CMD_STAT 0x00019008
#define __LPU0_HOSTFN0_MBOX_INFO_MK 0xfffffffe
#define __LPU0_HOSTFN0_MBOX_INFO_SH 1
#define __LPU0_HOSTFN0_MBOX_INFO(_v) ((_v) << __LPU0_HOSTFN0_MBOX_INFO_SH)
#define __LPU0_HOSTFN0_MBOX_CMD_STATUS 0x00000001
#define HOSTFN1_LPU1_CMD_STAT 0x00019014
#define __HOSTFN1_LPU1_MBOX_INFO_MK 0xfffffffe
#define __HOSTFN1_LPU1_MBOX_INFO_SH 1
#define __HOSTFN1_LPU1_MBOX_INFO(_v) ((_v) << __HOSTFN1_LPU1_MBOX_INFO_SH)
#define __HOSTFN1_LPU1_MBOX_CMD_STATUS 0x00000001
#define LPU1_HOSTFN1_CMD_STAT 0x0001901c
#define __LPU1_HOSTFN1_MBOX_INFO_MK 0xfffffffe
#define __LPU1_HOSTFN1_MBOX_INFO_SH 1
#define __LPU1_HOSTFN1_MBOX_INFO(_v) ((_v) << __LPU1_HOSTFN1_MBOX_INFO_SH)
#define __LPU1_HOSTFN1_MBOX_CMD_STATUS 0x00000001
#define CPE_Q0_DEPTH 0x00010014
#define CPE_Q0_PI 0x0001001c
#define CPE_Q0_CI 0x00010020
#define CPE_Q1_DEPTH 0x00010034
#define CPE_Q1_PI 0x0001003c
#define CPE_Q1_CI 0x00010040
#define CPE_Q2_DEPTH 0x00010054
#define CPE_Q2_PI 0x0001005c
#define CPE_Q2_CI 0x00010060
#define CPE_Q3_DEPTH 0x00010074
#define CPE_Q3_PI 0x0001007c
#define CPE_Q3_CI 0x00010080
#define CPE_Q4_DEPTH 0x00010094
#define CPE_Q4_PI 0x0001009c
#define CPE_Q4_CI 0x000100a0
#define CPE_Q5_DEPTH 0x000100b4
#define CPE_Q5_PI 0x000100bc
#define CPE_Q5_CI 0x000100c0
#define CPE_Q6_DEPTH 0x000100d4
#define CPE_Q6_PI 0x000100dc
#define CPE_Q6_CI 0x000100e0
#define CPE_Q7_DEPTH 0x000100f4
#define CPE_Q7_PI 0x000100fc
#define CPE_Q7_CI 0x00010100
#define RME_Q0_DEPTH 0x00011014
#define RME_Q0_PI 0x0001101c
#define RME_Q0_CI 0x00011020
#define RME_Q1_DEPTH 0x00011034
#define RME_Q1_PI 0x0001103c
#define RME_Q1_CI 0x00011040
#define RME_Q2_DEPTH 0x00011054
#define RME_Q2_PI 0x0001105c
#define RME_Q2_CI 0x00011060
#define RME_Q3_DEPTH 0x00011074
#define RME_Q3_PI 0x0001107c
#define RME_Q3_CI 0x00011080
#define RME_Q4_DEPTH 0x00011094
#define RME_Q4_PI 0x0001109c
#define RME_Q4_CI 0x000110a0
#define RME_Q5_DEPTH 0x000110b4
#define RME_Q5_PI 0x000110bc
#define RME_Q5_CI 0x000110c0
#define RME_Q6_DEPTH 0x000110d4
#define RME_Q6_PI 0x000110dc
#define RME_Q6_CI 0x000110e0
#define RME_Q7_DEPTH 0x000110f4
#define RME_Q7_PI 0x000110fc
#define RME_Q7_CI 0x00011100
#define PSS_CTL_REG 0x00018800
#define __PSS_I2C_CLK_DIV_MK 0x00030000
#define __PSS_I2C_CLK_DIV_SH 16
#define __PSS_I2C_CLK_DIV(_v) ((_v) << __PSS_I2C_CLK_DIV_SH)
#define __PSS_LMEM_INIT_DONE 0x00001000
#define __PSS_LMEM_RESET 0x00000200
#define __PSS_LMEM_INIT_EN 0x00000100
#define __PSS_LPU1_RESET 0x00000002
#define __PSS_LPU0_RESET 0x00000001
/*
* These definitions are either in error/missing in spec. Its auto-generated
* from hard coded values in regparse.pl.
*/
#define __EMPHPOST_AT_4G_MK_FIX 0x0000001c
#define __EMPHPOST_AT_4G_SH_FIX 0x00000002
#define __EMPHPRE_AT_4G_FIX 0x00000003
#define __SFP_TXRATE_EN_FIX 0x00000100
#define __SFP_RXRATE_EN_FIX 0x00000080
/*
* These register definitions are auto-generated from hard coded values
* in regparse.pl.
*/
#define HOSTFN0_LPU_MBOX0_0 0x00019200
#define HOSTFN1_LPU_MBOX0_8 0x00019260
#define LPU_HOSTFN0_MBOX0_0 0x00019280
#define LPU_HOSTFN1_MBOX0_8 0x000192e0
/*
* These register mapping definitions are auto-generated from mapping tables
* in regparse.pl.
*/
#define BFA_IOC0_HBEAT_REG HOST_SEM0_INFO_REG
#define BFA_IOC0_STATE_REG HOST_SEM1_INFO_REG
#define BFA_IOC1_HBEAT_REG HOST_SEM2_INFO_REG
#define BFA_IOC1_STATE_REG HOST_SEM3_INFO_REG
#define BFA_FW_USE_COUNT HOST_SEM4_INFO_REG
#define CPE_Q_DEPTH(__n) \
(CPE_Q0_DEPTH + (__n) * (CPE_Q1_DEPTH - CPE_Q0_DEPTH))
#define CPE_Q_PI(__n) \
(CPE_Q0_PI + (__n) * (CPE_Q1_PI - CPE_Q0_PI))
#define CPE_Q_CI(__n) \
(CPE_Q0_CI + (__n) * (CPE_Q1_CI - CPE_Q0_CI))
#define RME_Q_DEPTH(__n) \
(RME_Q0_DEPTH + (__n) * (RME_Q1_DEPTH - RME_Q0_DEPTH))
#define RME_Q_PI(__n) \
(RME_Q0_PI + (__n) * (RME_Q1_PI - RME_Q0_PI))
#define RME_Q_CI(__n) \
(RME_Q0_CI + (__n) * (RME_Q1_CI - RME_Q0_CI))
#define CPE_Q_NUM(__fn, __q) (((__fn) << 2) + (__q))
#define RME_Q_NUM(__fn, __q) (((__fn) << 2) + (__q))
#define CPE_Q_MASK(__q) ((__q) & 0x3)
#define RME_Q_MASK(__q) ((__q) & 0x3)
/*
* PCI MSI-X vector defines
*/
enum {
BFA_MSIX_CPE_Q0 = 0,
BFA_MSIX_CPE_Q1 = 1,
BFA_MSIX_CPE_Q2 = 2,
BFA_MSIX_CPE_Q3 = 3,
BFA_MSIX_CPE_Q4 = 4,
BFA_MSIX_CPE_Q5 = 5,
BFA_MSIX_CPE_Q6 = 6,
BFA_MSIX_CPE_Q7 = 7,
BFA_MSIX_RME_Q0 = 8,
BFA_MSIX_RME_Q1 = 9,
BFA_MSIX_RME_Q2 = 10,
BFA_MSIX_RME_Q3 = 11,
BFA_MSIX_RME_Q4 = 12,
BFA_MSIX_RME_Q5 = 13,
BFA_MSIX_RME_Q6 = 14,
BFA_MSIX_RME_Q7 = 15,
BFA_MSIX_ERR_EMC = 16,
BFA_MSIX_ERR_LPU0 = 17,
BFA_MSIX_ERR_LPU1 = 18,
BFA_MSIX_ERR_PSS = 19,
BFA_MSIX_MBOX_LPU0 = 20,
BFA_MSIX_MBOX_LPU1 = 21,
BFA_MSIX_CB_MAX = 22,
};
/*
* And corresponding host interrupt status bit field defines
*/
#define __HFN_INT_CPE_Q0 0x00000001U
#define __HFN_INT_CPE_Q1 0x00000002U
#define __HFN_INT_CPE_Q2 0x00000004U
#define __HFN_INT_CPE_Q3 0x00000008U
#define __HFN_INT_CPE_Q4 0x00000010U
#define __HFN_INT_CPE_Q5 0x00000020U
#define __HFN_INT_CPE_Q6 0x00000040U
#define __HFN_INT_CPE_Q7 0x00000080U
#define __HFN_INT_RME_Q0 0x00000100U
#define __HFN_INT_RME_Q1 0x00000200U
#define __HFN_INT_RME_Q2 0x00000400U
#define __HFN_INT_RME_Q3 0x00000800U
#define __HFN_INT_RME_Q4 0x00001000U
#define __HFN_INT_RME_Q5 0x00002000U
#define __HFN_INT_RME_Q6 0x00004000U
#define __HFN_INT_RME_Q7 0x00008000U
#define __HFN_INT_ERR_EMC 0x00010000U
#define __HFN_INT_ERR_LPU0 0x00020000U
#define __HFN_INT_ERR_LPU1 0x00040000U
#define __HFN_INT_ERR_PSS 0x00080000U
#define __HFN_INT_MBOX_LPU0 0x00100000U
#define __HFN_INT_MBOX_LPU1 0x00200000U
#define __HFN_INT_MBOX1_LPU0 0x00400000U
#define __HFN_INT_MBOX1_LPU1 0x00800000U
#define __HFN_INT_CPE_MASK 0x000000ffU
#define __HFN_INT_RME_MASK 0x0000ff00U
/*
* crossbow memory map.
*/
#define PSS_SMEM_PAGE_START 0x8000
#define PSS_SMEM_PGNUM(_pg0, _ma) ((_pg0) + ((_ma) >> 15))
#define PSS_SMEM_PGOFF(_ma) ((_ma) & 0x7fff)
/*
* End of crossbow memory map
*/
#endif /* __BFI_CBREG_H__ */

Some files were not shown because too many files have changed in this diff Show More