![Krishna Gudipati](/assets/img/avatar_default.png)
- Enhancements to FCPIM module. - Introduced IO tag management to allocate/release IOs to FCPIM module from a free IOtag pool. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
127 lines
4.1 KiB
C
127 lines
4.1 KiB
C
/*
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* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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/*
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* bfa_modules.h BFA modules
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*/
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#ifndef __BFA_MODULES_H__
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#define __BFA_MODULES_H__
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#include "bfa_cs.h"
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#include "bfa.h"
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#include "bfa_svc.h"
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#include "bfa_fcpim.h"
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#include "bfa_port.h"
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struct bfa_modules_s {
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struct bfa_fcport_s fcport; /* fc port module */
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struct bfa_fcxp_mod_s fcxp_mod; /* fcxp module */
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struct bfa_lps_mod_s lps_mod; /* fcxp module */
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struct bfa_uf_mod_s uf_mod; /* unsolicited frame module */
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struct bfa_rport_mod_s rport_mod; /* remote port module */
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struct bfa_fcp_mod_s fcp_mod; /* FCP initiator module */
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struct bfa_sgpg_mod_s sgpg_mod; /* SG page module */
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struct bfa_port_s port; /* Physical port module */
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};
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/*
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* !!! Only append to the enums defined here to avoid any versioning
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* !!! needed between trace utility and driver version
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*/
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enum {
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BFA_TRC_HAL_CORE = 1,
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BFA_TRC_HAL_FCXP = 2,
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BFA_TRC_HAL_FCPIM = 3,
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BFA_TRC_HAL_IOCFC_CT = 4,
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BFA_TRC_HAL_IOCFC_CB = 5,
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};
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/*
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* Macro to define a new BFA module
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*/
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#define BFA_MODULE(__mod) \
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static void bfa_ ## __mod ## _meminfo( \
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struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, \
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u32 *dm_len); \
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static void bfa_ ## __mod ## _attach(struct bfa_s *bfa, \
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void *bfad, struct bfa_iocfc_cfg_s *cfg, \
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struct bfa_meminfo_s *meminfo, \
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struct bfa_pcidev_s *pcidev); \
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static void bfa_ ## __mod ## _detach(struct bfa_s *bfa); \
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static void bfa_ ## __mod ## _start(struct bfa_s *bfa); \
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static void bfa_ ## __mod ## _stop(struct bfa_s *bfa); \
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static void bfa_ ## __mod ## _iocdisable(struct bfa_s *bfa); \
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\
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extern struct bfa_module_s hal_mod_ ## __mod; \
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struct bfa_module_s hal_mod_ ## __mod = { \
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bfa_ ## __mod ## _meminfo, \
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bfa_ ## __mod ## _attach, \
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bfa_ ## __mod ## _detach, \
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bfa_ ## __mod ## _start, \
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bfa_ ## __mod ## _stop, \
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bfa_ ## __mod ## _iocdisable, \
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}
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#define BFA_CACHELINE_SZ (256)
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/*
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* Structure used to interact between different BFA sub modules
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*
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* Each sub module needs to implement only the entry points relevant to it (and
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* can leave entry points as NULL)
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*/
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struct bfa_module_s {
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void (*meminfo) (struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
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u32 *dm_len);
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void (*attach) (struct bfa_s *bfa, void *bfad,
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struct bfa_iocfc_cfg_s *cfg,
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struct bfa_meminfo_s *meminfo,
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struct bfa_pcidev_s *pcidev);
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void (*detach) (struct bfa_s *bfa);
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void (*start) (struct bfa_s *bfa);
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void (*stop) (struct bfa_s *bfa);
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void (*iocdisable) (struct bfa_s *bfa);
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};
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struct bfa_s {
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void *bfad; /* BFA driver instance */
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struct bfa_plog_s *plog; /* portlog buffer */
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struct bfa_trc_mod_s *trcmod; /* driver tracing */
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struct bfa_ioc_s ioc; /* IOC module */
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struct bfa_iocfc_s iocfc; /* IOCFC module */
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struct bfa_timer_mod_s timer_mod; /* timer module */
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struct bfa_modules_s modules; /* BFA modules */
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struct list_head comp_q; /* pending completions */
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bfa_boolean_t queue_process; /* queue processing enabled */
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struct list_head reqq_waitq[BFI_IOC_MAX_CQS];
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bfa_boolean_t fcs; /* FCS is attached to BFA */
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struct bfa_msix_s msix;
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};
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extern bfa_boolean_t bfa_auto_recover;
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extern struct bfa_module_s hal_mod_sgpg;
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extern struct bfa_module_s hal_mod_fcport;
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extern struct bfa_module_s hal_mod_fcxp;
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extern struct bfa_module_s hal_mod_lps;
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extern struct bfa_module_s hal_mod_uf;
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extern struct bfa_module_s hal_mod_rport;
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extern struct bfa_module_s hal_mod_fcp;
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#endif /* __BFA_MODULES_H__ */
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