![Giridhar Malavali](/assets/img/avatar_default.png)
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
1425 lines
37 KiB
C
1425 lines
37 KiB
C
/*
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* QLogic Fibre Channel HBA Driver
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* Copyright (c) 2003-2010 QLogic Corporation
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*
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* See LICENSE.qla2xxx for copyright and licensing details.
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*/
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#include "qla_def.h"
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#include <linux/kthread.h>
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#include <linux/vmalloc.h>
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#include <linux/delay.h>
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/* BSG support for ELS/CT pass through */
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inline srb_t *
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qla2x00_get_ctx_bsg_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size)
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{
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srb_t *sp;
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struct qla_hw_data *ha = vha->hw;
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struct srb_ctx *ctx;
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sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
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if (!sp)
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goto done;
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ctx = kzalloc(size, GFP_KERNEL);
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if (!ctx) {
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mempool_free(sp, ha->srb_mempool);
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sp = NULL;
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goto done;
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}
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memset(sp, 0, sizeof(*sp));
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sp->fcport = fcport;
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sp->ctx = ctx;
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done:
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return sp;
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}
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int
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qla24xx_fcp_prio_cfg_valid(struct qla_fcp_prio_cfg *pri_cfg, uint8_t flag)
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{
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int i, ret, num_valid;
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uint8_t *bcode;
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struct qla_fcp_prio_entry *pri_entry;
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uint32_t *bcode_val_ptr, bcode_val;
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ret = 1;
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num_valid = 0;
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bcode = (uint8_t *)pri_cfg;
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bcode_val_ptr = (uint32_t *)pri_cfg;
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bcode_val = (uint32_t)(*bcode_val_ptr);
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if (bcode_val == 0xFFFFFFFF) {
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/* No FCP Priority config data in flash */
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DEBUG2(printk(KERN_INFO
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"%s: No FCP priority config data.\n",
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__func__));
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return 0;
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}
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if (bcode[0] != 'H' || bcode[1] != 'Q' || bcode[2] != 'O' ||
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bcode[3] != 'S') {
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/* Invalid FCP priority data header*/
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DEBUG2(printk(KERN_ERR
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"%s: Invalid FCP Priority data header. bcode=0x%x\n",
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__func__, bcode_val));
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return 0;
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}
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if (flag != 1)
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return ret;
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pri_entry = &pri_cfg->entry[0];
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for (i = 0; i < pri_cfg->num_entries; i++) {
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if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
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num_valid++;
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pri_entry++;
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}
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if (num_valid == 0) {
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/* No valid FCP priority data entries */
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DEBUG2(printk(KERN_ERR
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"%s: No valid FCP Priority data entries.\n",
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__func__));
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ret = 0;
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} else {
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/* FCP priority data is valid */
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DEBUG2(printk(KERN_INFO
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"%s: Valid FCP priority data. num entries = %d\n",
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__func__, num_valid));
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}
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return ret;
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}
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static int
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qla24xx_proc_fcp_prio_cfg_cmd(struct fc_bsg_job *bsg_job)
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{
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struct Scsi_Host *host = bsg_job->shost;
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scsi_qla_host_t *vha = shost_priv(host);
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struct qla_hw_data *ha = vha->hw;
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int ret = 0;
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uint32_t len;
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uint32_t oper;
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bsg_job->reply->reply_payload_rcv_len = 0;
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if (!IS_QLA24XX_TYPE(ha) || !IS_QLA25XX(ha)) {
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ret = -EINVAL;
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goto exit_fcp_prio_cfg;
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}
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if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
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test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
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test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
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ret = -EBUSY;
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goto exit_fcp_prio_cfg;
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}
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/* Get the sub command */
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oper = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
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/* Only set config is allowed if config memory is not allocated */
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if (!ha->fcp_prio_cfg && (oper != QLFC_FCP_PRIO_SET_CONFIG)) {
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ret = -EINVAL;
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goto exit_fcp_prio_cfg;
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}
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switch (oper) {
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case QLFC_FCP_PRIO_DISABLE:
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if (ha->flags.fcp_prio_enabled) {
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ha->flags.fcp_prio_enabled = 0;
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ha->fcp_prio_cfg->attributes &=
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~FCP_PRIO_ATTR_ENABLE;
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qla24xx_update_all_fcp_prio(vha);
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bsg_job->reply->result = DID_OK;
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} else {
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ret = -EINVAL;
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bsg_job->reply->result = (DID_ERROR << 16);
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goto exit_fcp_prio_cfg;
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}
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break;
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case QLFC_FCP_PRIO_ENABLE:
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if (!ha->flags.fcp_prio_enabled) {
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if (ha->fcp_prio_cfg) {
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ha->flags.fcp_prio_enabled = 1;
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ha->fcp_prio_cfg->attributes |=
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FCP_PRIO_ATTR_ENABLE;
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qla24xx_update_all_fcp_prio(vha);
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bsg_job->reply->result = DID_OK;
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} else {
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ret = -EINVAL;
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bsg_job->reply->result = (DID_ERROR << 16);
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goto exit_fcp_prio_cfg;
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}
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}
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break;
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case QLFC_FCP_PRIO_GET_CONFIG:
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len = bsg_job->reply_payload.payload_len;
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if (!len || len > FCP_PRIO_CFG_SIZE) {
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ret = -EINVAL;
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bsg_job->reply->result = (DID_ERROR << 16);
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goto exit_fcp_prio_cfg;
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}
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bsg_job->reply->result = DID_OK;
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bsg_job->reply->reply_payload_rcv_len =
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sg_copy_from_buffer(
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bsg_job->reply_payload.sg_list,
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bsg_job->reply_payload.sg_cnt, ha->fcp_prio_cfg,
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len);
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break;
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case QLFC_FCP_PRIO_SET_CONFIG:
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len = bsg_job->request_payload.payload_len;
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if (!len || len > FCP_PRIO_CFG_SIZE) {
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bsg_job->reply->result = (DID_ERROR << 16);
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ret = -EINVAL;
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goto exit_fcp_prio_cfg;
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}
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if (!ha->fcp_prio_cfg) {
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ha->fcp_prio_cfg = vmalloc(FCP_PRIO_CFG_SIZE);
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if (!ha->fcp_prio_cfg) {
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qla_printk(KERN_WARNING, ha,
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"Unable to allocate memory "
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"for fcp prio config data (%x).\n",
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FCP_PRIO_CFG_SIZE);
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bsg_job->reply->result = (DID_ERROR << 16);
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ret = -ENOMEM;
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goto exit_fcp_prio_cfg;
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}
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}
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memset(ha->fcp_prio_cfg, 0, FCP_PRIO_CFG_SIZE);
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sg_copy_to_buffer(bsg_job->request_payload.sg_list,
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bsg_job->request_payload.sg_cnt, ha->fcp_prio_cfg,
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FCP_PRIO_CFG_SIZE);
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/* validate fcp priority data */
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if (!qla24xx_fcp_prio_cfg_valid(
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(struct qla_fcp_prio_cfg *)
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ha->fcp_prio_cfg, 1)) {
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bsg_job->reply->result = (DID_ERROR << 16);
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ret = -EINVAL;
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/* If buffer was invalidatic int
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* fcp_prio_cfg is of no use
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*/
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vfree(ha->fcp_prio_cfg);
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ha->fcp_prio_cfg = NULL;
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goto exit_fcp_prio_cfg;
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}
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ha->flags.fcp_prio_enabled = 0;
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if (ha->fcp_prio_cfg->attributes & FCP_PRIO_ATTR_ENABLE)
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ha->flags.fcp_prio_enabled = 1;
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qla24xx_update_all_fcp_prio(vha);
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bsg_job->reply->result = DID_OK;
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break;
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default:
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ret = -EINVAL;
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break;
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}
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exit_fcp_prio_cfg:
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bsg_job->job_done(bsg_job);
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return ret;
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}
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static int
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qla2x00_process_els(struct fc_bsg_job *bsg_job)
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{
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struct fc_rport *rport;
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fc_port_t *fcport = NULL;
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struct Scsi_Host *host;
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scsi_qla_host_t *vha;
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struct qla_hw_data *ha;
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srb_t *sp;
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const char *type;
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int req_sg_cnt, rsp_sg_cnt;
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int rval = (DRIVER_ERROR << 16);
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uint16_t nextlid = 0;
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struct srb_ctx *els;
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if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
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rport = bsg_job->rport;
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fcport = *(fc_port_t **) rport->dd_data;
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host = rport_to_shost(rport);
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vha = shost_priv(host);
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ha = vha->hw;
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type = "FC_BSG_RPT_ELS";
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} else {
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host = bsg_job->shost;
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vha = shost_priv(host);
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ha = vha->hw;
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type = "FC_BSG_HST_ELS_NOLOGIN";
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}
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/* pass through is supported only for ISP 4Gb or higher */
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if (!IS_FWI2_CAPABLE(ha)) {
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DEBUG2(qla_printk(KERN_INFO, ha,
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"scsi(%ld):ELS passthru not supported for ISP23xx based "
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"adapters\n", vha->host_no));
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rval = -EPERM;
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goto done;
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}
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/* Multiple SG's are not supported for ELS requests */
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if (bsg_job->request_payload.sg_cnt > 1 ||
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bsg_job->reply_payload.sg_cnt > 1) {
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DEBUG2(printk(KERN_INFO
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"multiple SG's are not supported for ELS requests"
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" [request_sg_cnt: %x reply_sg_cnt: %x]\n",
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bsg_job->request_payload.sg_cnt,
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bsg_job->reply_payload.sg_cnt));
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rval = -EPERM;
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goto done;
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}
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/* ELS request for rport */
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if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
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/* make sure the rport is logged in,
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* if not perform fabric login
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*/
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if (qla2x00_fabric_login(vha, fcport, &nextlid)) {
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DEBUG2(qla_printk(KERN_WARNING, ha,
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"failed to login port %06X for ELS passthru\n",
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fcport->d_id.b24));
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rval = -EIO;
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goto done;
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}
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} else {
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/* Allocate a dummy fcport structure, since functions
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* preparing the IOCB and mailbox command retrieves port
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* specific information from fcport structure. For Host based
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* ELS commands there will be no fcport structure allocated
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*/
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fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
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if (!fcport) {
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rval = -ENOMEM;
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goto done;
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}
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/* Initialize all required fields of fcport */
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fcport->vha = vha;
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fcport->vp_idx = vha->vp_idx;
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fcport->d_id.b.al_pa =
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bsg_job->request->rqst_data.h_els.port_id[0];
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fcport->d_id.b.area =
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bsg_job->request->rqst_data.h_els.port_id[1];
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fcport->d_id.b.domain =
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bsg_job->request->rqst_data.h_els.port_id[2];
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fcport->loop_id =
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(fcport->d_id.b.al_pa == 0xFD) ?
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NPH_FABRIC_CONTROLLER : NPH_F_PORT;
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}
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if (!vha->flags.online) {
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DEBUG2(qla_printk(KERN_WARNING, ha,
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"host not online\n"));
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rval = -EIO;
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goto done;
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}
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req_sg_cnt =
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dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
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bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
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if (!req_sg_cnt) {
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rval = -ENOMEM;
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goto done_free_fcport;
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}
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rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
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bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
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if (!rsp_sg_cnt) {
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rval = -ENOMEM;
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goto done_free_fcport;
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}
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if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
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(rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
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DEBUG2(printk(KERN_INFO
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"dma mapping resulted in different sg counts \
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[request_sg_cnt: %x dma_request_sg_cnt: %x\
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reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
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bsg_job->request_payload.sg_cnt, req_sg_cnt,
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bsg_job->reply_payload.sg_cnt, rsp_sg_cnt));
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rval = -EAGAIN;
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goto done_unmap_sg;
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}
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/* Alloc SRB structure */
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sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_ctx));
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if (!sp) {
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rval = -ENOMEM;
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goto done_unmap_sg;
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}
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els = sp->ctx;
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els->type =
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(bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
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SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST);
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els->name =
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(bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
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"bsg_els_rpt" : "bsg_els_hst");
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els->u.bsg_job = bsg_job;
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DEBUG2(qla_printk(KERN_INFO, ha,
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"scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x "
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"portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type,
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bsg_job->request->rqst_data.h_els.command_code,
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fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
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fcport->d_id.b.al_pa));
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rval = qla2x00_start_sp(sp);
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if (rval != QLA_SUCCESS) {
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kfree(sp->ctx);
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mempool_free(sp, ha->srb_mempool);
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rval = -EIO;
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goto done_unmap_sg;
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}
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return rval;
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|
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done_unmap_sg:
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dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
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bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
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dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
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bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
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goto done_free_fcport;
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|
|
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done_free_fcport:
|
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if (bsg_job->request->msgcode == FC_BSG_HST_ELS_NOLOGIN)
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kfree(fcport);
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done:
|
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return rval;
|
|
}
|
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|
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static int
|
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qla2x00_process_ct(struct fc_bsg_job *bsg_job)
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{
|
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srb_t *sp;
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struct Scsi_Host *host = bsg_job->shost;
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scsi_qla_host_t *vha = shost_priv(host);
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struct qla_hw_data *ha = vha->hw;
|
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int rval = (DRIVER_ERROR << 16);
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int req_sg_cnt, rsp_sg_cnt;
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uint16_t loop_id;
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struct fc_port *fcport;
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char *type = "FC_BSG_HST_CT";
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struct srb_ctx *ct;
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|
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req_sg_cnt =
|
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dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
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bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
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if (!req_sg_cnt) {
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rval = -ENOMEM;
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goto done;
|
|
}
|
|
|
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rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
|
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bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
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if (!rsp_sg_cnt) {
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rval = -ENOMEM;
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goto done;
|
|
}
|
|
|
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if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
|
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(rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
|
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DEBUG2(qla_printk(KERN_WARNING, ha,
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"[request_sg_cnt: %x dma_request_sg_cnt: %x\
|
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reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
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bsg_job->request_payload.sg_cnt, req_sg_cnt,
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bsg_job->reply_payload.sg_cnt, rsp_sg_cnt));
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rval = -EAGAIN;
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goto done_unmap_sg;
|
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}
|
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|
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if (!vha->flags.online) {
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DEBUG2(qla_printk(KERN_WARNING, ha,
|
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"host not online\n"));
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rval = -EIO;
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goto done_unmap_sg;
|
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}
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|
|
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loop_id =
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(bsg_job->request->rqst_data.h_ct.preamble_word1 & 0xFF000000)
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>> 24;
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switch (loop_id) {
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case 0xFC:
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loop_id = cpu_to_le16(NPH_SNS);
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break;
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case 0xFA:
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loop_id = vha->mgmt_svr_loop_id;
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break;
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|
default:
|
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DEBUG2(qla_printk(KERN_INFO, ha,
|
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"Unknown loop id: %x\n", loop_id));
|
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rval = -EINVAL;
|
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goto done_unmap_sg;
|
|
}
|
|
|
|
/* Allocate a dummy fcport structure, since functions preparing the
|
|
* IOCB and mailbox command retrieves port specific information
|
|
* from fcport structure. For Host based ELS commands there will be
|
|
* no fcport structure allocated
|
|
*/
|
|
fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
|
|
if (!fcport) {
|
|
rval = -ENOMEM;
|
|
goto done_unmap_sg;
|
|
}
|
|
|
|
/* Initialize all required fields of fcport */
|
|
fcport->vha = vha;
|
|
fcport->vp_idx = vha->vp_idx;
|
|
fcport->d_id.b.al_pa = bsg_job->request->rqst_data.h_ct.port_id[0];
|
|
fcport->d_id.b.area = bsg_job->request->rqst_data.h_ct.port_id[1];
|
|
fcport->d_id.b.domain = bsg_job->request->rqst_data.h_ct.port_id[2];
|
|
fcport->loop_id = loop_id;
|
|
|
|
/* Alloc SRB structure */
|
|
sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_ctx));
|
|
if (!sp) {
|
|
rval = -ENOMEM;
|
|
goto done_free_fcport;
|
|
}
|
|
|
|
ct = sp->ctx;
|
|
ct->type = SRB_CT_CMD;
|
|
ct->name = "bsg_ct";
|
|
ct->u.bsg_job = bsg_job;
|
|
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x "
|
|
"portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type,
|
|
(bsg_job->request->rqst_data.h_ct.preamble_word2 >> 16),
|
|
fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
|
|
fcport->d_id.b.al_pa));
|
|
|
|
rval = qla2x00_start_sp(sp);
|
|
if (rval != QLA_SUCCESS) {
|
|
kfree(sp->ctx);
|
|
mempool_free(sp, ha->srb_mempool);
|
|
rval = -EIO;
|
|
goto done_free_fcport;
|
|
}
|
|
return rval;
|
|
|
|
done_free_fcport:
|
|
kfree(fcport);
|
|
done_unmap_sg:
|
|
dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
|
|
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
|
|
dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
|
|
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
|
|
done:
|
|
return rval;
|
|
}
|
|
|
|
/* Set the port configuration to enable the
|
|
* internal loopback on ISP81XX
|
|
*/
|
|
static inline int
|
|
qla81xx_set_internal_loopback(scsi_qla_host_t *vha, uint16_t *config,
|
|
uint16_t *new_config)
|
|
{
|
|
int ret = 0;
|
|
int rval = 0;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
if (!IS_QLA81XX(ha))
|
|
goto done_set_internal;
|
|
|
|
new_config[0] = config[0] | (ENABLE_INTERNAL_LOOPBACK << 1);
|
|
memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3) ;
|
|
|
|
ha->notify_dcbx_comp = 1;
|
|
ret = qla81xx_set_port_config(vha, new_config);
|
|
if (ret != QLA_SUCCESS) {
|
|
DEBUG2(printk(KERN_ERR
|
|
"%s(%lu): Set port config failed\n",
|
|
__func__, vha->host_no));
|
|
ha->notify_dcbx_comp = 0;
|
|
rval = -EINVAL;
|
|
goto done_set_internal;
|
|
}
|
|
|
|
/* Wait for DCBX complete event */
|
|
if (!wait_for_completion_timeout(&ha->dcbx_comp, (20 * HZ))) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha,
|
|
"State change notificaition not received.\n"));
|
|
} else
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"State change RECEIVED\n"));
|
|
|
|
ha->notify_dcbx_comp = 0;
|
|
|
|
done_set_internal:
|
|
return rval;
|
|
}
|
|
|
|
/* Set the port configuration to disable the
|
|
* internal loopback on ISP81XX
|
|
*/
|
|
static inline int
|
|
qla81xx_reset_internal_loopback(scsi_qla_host_t *vha, uint16_t *config,
|
|
int wait)
|
|
{
|
|
int ret = 0;
|
|
int rval = 0;
|
|
uint16_t new_config[4];
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
if (!IS_QLA81XX(ha))
|
|
goto done_reset_internal;
|
|
|
|
memset(new_config, 0 , sizeof(new_config));
|
|
if ((config[0] & INTERNAL_LOOPBACK_MASK) >> 1 ==
|
|
ENABLE_INTERNAL_LOOPBACK) {
|
|
new_config[0] = config[0] & ~INTERNAL_LOOPBACK_MASK;
|
|
memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3) ;
|
|
|
|
ha->notify_dcbx_comp = wait;
|
|
ret = qla81xx_set_port_config(vha, new_config);
|
|
if (ret != QLA_SUCCESS) {
|
|
DEBUG2(printk(KERN_ERR
|
|
"%s(%lu): Set port config failed\n",
|
|
__func__, vha->host_no));
|
|
ha->notify_dcbx_comp = 0;
|
|
rval = -EINVAL;
|
|
goto done_reset_internal;
|
|
}
|
|
|
|
/* Wait for DCBX complete event */
|
|
if (wait && !wait_for_completion_timeout(&ha->dcbx_comp,
|
|
(20 * HZ))) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha,
|
|
"State change notificaition not received.\n"));
|
|
ha->notify_dcbx_comp = 0;
|
|
rval = -EINVAL;
|
|
goto done_reset_internal;
|
|
} else
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"State change RECEIVED\n"));
|
|
|
|
ha->notify_dcbx_comp = 0;
|
|
}
|
|
done_reset_internal:
|
|
return rval;
|
|
}
|
|
|
|
static int
|
|
qla2x00_process_loopback(struct fc_bsg_job *bsg_job)
|
|
{
|
|
struct Scsi_Host *host = bsg_job->shost;
|
|
scsi_qla_host_t *vha = shost_priv(host);
|
|
struct qla_hw_data *ha = vha->hw;
|
|
int rval;
|
|
uint8_t command_sent;
|
|
char *type;
|
|
struct msg_echo_lb elreq;
|
|
uint16_t response[MAILBOX_REGISTER_COUNT];
|
|
uint16_t config[4], new_config[4];
|
|
uint8_t *fw_sts_ptr;
|
|
uint8_t *req_data = NULL;
|
|
dma_addr_t req_data_dma;
|
|
uint32_t req_data_len;
|
|
uint8_t *rsp_data = NULL;
|
|
dma_addr_t rsp_data_dma;
|
|
uint32_t rsp_data_len;
|
|
|
|
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
|
|
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
|
|
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags))
|
|
return -EBUSY;
|
|
|
|
if (!vha->flags.online) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "host not online\n"));
|
|
return -EIO;
|
|
}
|
|
|
|
elreq.req_sg_cnt = dma_map_sg(&ha->pdev->dev,
|
|
bsg_job->request_payload.sg_list, bsg_job->request_payload.sg_cnt,
|
|
DMA_TO_DEVICE);
|
|
|
|
if (!elreq.req_sg_cnt)
|
|
return -ENOMEM;
|
|
|
|
elreq.rsp_sg_cnt = dma_map_sg(&ha->pdev->dev,
|
|
bsg_job->reply_payload.sg_list, bsg_job->reply_payload.sg_cnt,
|
|
DMA_FROM_DEVICE);
|
|
|
|
if (!elreq.rsp_sg_cnt) {
|
|
rval = -ENOMEM;
|
|
goto done_unmap_req_sg;
|
|
}
|
|
|
|
if ((elreq.req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
|
|
(elreq.rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
|
|
DEBUG2(printk(KERN_INFO
|
|
"dma mapping resulted in different sg counts "
|
|
"[request_sg_cnt: %x dma_request_sg_cnt: %x "
|
|
"reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
|
|
bsg_job->request_payload.sg_cnt, elreq.req_sg_cnt,
|
|
bsg_job->reply_payload.sg_cnt, elreq.rsp_sg_cnt));
|
|
rval = -EAGAIN;
|
|
goto done_unmap_sg;
|
|
}
|
|
req_data_len = rsp_data_len = bsg_job->request_payload.payload_len;
|
|
req_data = dma_alloc_coherent(&ha->pdev->dev, req_data_len,
|
|
&req_data_dma, GFP_KERNEL);
|
|
if (!req_data) {
|
|
DEBUG2(printk(KERN_ERR "%s: dma alloc for req_data "
|
|
"failed for host=%lu\n", __func__, vha->host_no));
|
|
rval = -ENOMEM;
|
|
goto done_unmap_sg;
|
|
}
|
|
|
|
rsp_data = dma_alloc_coherent(&ha->pdev->dev, rsp_data_len,
|
|
&rsp_data_dma, GFP_KERNEL);
|
|
if (!rsp_data) {
|
|
DEBUG2(printk(KERN_ERR "%s: dma alloc for rsp_data "
|
|
"failed for host=%lu\n", __func__, vha->host_no));
|
|
rval = -ENOMEM;
|
|
goto done_free_dma_req;
|
|
}
|
|
|
|
/* Copy the request buffer in req_data now */
|
|
sg_copy_to_buffer(bsg_job->request_payload.sg_list,
|
|
bsg_job->request_payload.sg_cnt, req_data, req_data_len);
|
|
|
|
elreq.send_dma = req_data_dma;
|
|
elreq.rcv_dma = rsp_data_dma;
|
|
elreq.transfer_size = req_data_len;
|
|
|
|
elreq.options = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
|
|
|
|
if ((ha->current_topology == ISP_CFG_F ||
|
|
(IS_QLA81XX(ha) &&
|
|
le32_to_cpu(*(uint32_t *)req_data) == ELS_OPCODE_BYTE
|
|
&& req_data_len == MAX_ELS_FRAME_PAYLOAD)) &&
|
|
elreq.options == EXTERNAL_LOOPBACK) {
|
|
type = "FC_BSG_HST_VENDOR_ECHO_DIAG";
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"scsi(%ld) bsg rqst type: %s\n", vha->host_no, type));
|
|
command_sent = INT_DEF_LB_ECHO_CMD;
|
|
rval = qla2x00_echo_test(vha, &elreq, response);
|
|
} else {
|
|
if (IS_QLA81XX(ha)) {
|
|
memset(config, 0, sizeof(config));
|
|
memset(new_config, 0, sizeof(new_config));
|
|
if (qla81xx_get_port_config(vha, config)) {
|
|
DEBUG2(printk(KERN_ERR
|
|
"%s(%lu): Get port config failed\n",
|
|
__func__, vha->host_no));
|
|
bsg_job->reply->reply_payload_rcv_len = 0;
|
|
bsg_job->reply->result = (DID_ERROR << 16);
|
|
rval = -EPERM;
|
|
goto done_free_dma_req;
|
|
}
|
|
|
|
if (elreq.options != EXTERNAL_LOOPBACK) {
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"Internal: current port config = %x\n",
|
|
config[0]));
|
|
if (qla81xx_set_internal_loopback(vha, config,
|
|
new_config)) {
|
|
bsg_job->reply->reply_payload_rcv_len =
|
|
0;
|
|
bsg_job->reply->result =
|
|
(DID_ERROR << 16);
|
|
rval = -EPERM;
|
|
goto done_free_dma_req;
|
|
}
|
|
} else {
|
|
/* For external loopback to work
|
|
* ensure internal loopback is disabled
|
|
*/
|
|
if (qla81xx_reset_internal_loopback(vha,
|
|
config, 1)) {
|
|
bsg_job->reply->reply_payload_rcv_len =
|
|
0;
|
|
bsg_job->reply->result =
|
|
(DID_ERROR << 16);
|
|
rval = -EPERM;
|
|
goto done_free_dma_req;
|
|
}
|
|
}
|
|
|
|
type = "FC_BSG_HST_VENDOR_LOOPBACK";
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"scsi(%ld) bsg rqst type: %s\n",
|
|
vha->host_no, type));
|
|
|
|
command_sent = INT_DEF_LB_LOOPBACK_CMD;
|
|
rval = qla2x00_loopback_test(vha, &elreq, response);
|
|
|
|
if (new_config[1]) {
|
|
/* Revert back to original port config
|
|
* Also clear internal loopback
|
|
*/
|
|
qla81xx_reset_internal_loopback(vha,
|
|
new_config, 0);
|
|
}
|
|
|
|
if (response[0] == MBS_COMMAND_ERROR &&
|
|
response[1] == MBS_LB_RESET) {
|
|
DEBUG2(printk(KERN_ERR "%s(%ld): ABORTing "
|
|
"ISP\n", __func__, vha->host_no));
|
|
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
|
|
qla2xxx_wake_dpc(vha);
|
|
qla2x00_wait_for_chip_reset(vha);
|
|
/* Also reset the MPI */
|
|
if (qla81xx_restart_mpi_firmware(vha) !=
|
|
QLA_SUCCESS) {
|
|
qla_printk(KERN_INFO, ha,
|
|
"MPI reset failed for host%ld.\n",
|
|
vha->host_no);
|
|
}
|
|
|
|
bsg_job->reply->reply_payload_rcv_len = 0;
|
|
bsg_job->reply->result = (DID_ERROR << 16);
|
|
rval = -EIO;
|
|
goto done_free_dma_req;
|
|
}
|
|
} else {
|
|
type = "FC_BSG_HST_VENDOR_LOOPBACK";
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"scsi(%ld) bsg rqst type: %s\n",
|
|
vha->host_no, type));
|
|
command_sent = INT_DEF_LB_LOOPBACK_CMD;
|
|
rval = qla2x00_loopback_test(vha, &elreq, response);
|
|
}
|
|
}
|
|
|
|
if (rval) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld) Vendor "
|
|
"request %s failed\n", vha->host_no, type));
|
|
|
|
fw_sts_ptr = ((uint8_t *)bsg_job->req->sense) +
|
|
sizeof(struct fc_bsg_reply);
|
|
|
|
memcpy(fw_sts_ptr, response, sizeof(response));
|
|
fw_sts_ptr += sizeof(response);
|
|
*fw_sts_ptr = command_sent;
|
|
rval = 0;
|
|
bsg_job->reply->reply_payload_rcv_len = 0;
|
|
bsg_job->reply->result = (DID_ERROR << 16);
|
|
} else {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld) Vendor "
|
|
"request %s completed\n", vha->host_no, type));
|
|
|
|
bsg_job->reply_len = sizeof(struct fc_bsg_reply) +
|
|
sizeof(response) + sizeof(uint8_t);
|
|
bsg_job->reply->reply_payload_rcv_len =
|
|
bsg_job->reply_payload.payload_len;
|
|
fw_sts_ptr = ((uint8_t *)bsg_job->req->sense) +
|
|
sizeof(struct fc_bsg_reply);
|
|
memcpy(fw_sts_ptr, response, sizeof(response));
|
|
fw_sts_ptr += sizeof(response);
|
|
*fw_sts_ptr = command_sent;
|
|
bsg_job->reply->result = DID_OK;
|
|
sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
|
|
bsg_job->reply_payload.sg_cnt, rsp_data,
|
|
rsp_data_len);
|
|
}
|
|
bsg_job->job_done(bsg_job);
|
|
|
|
dma_free_coherent(&ha->pdev->dev, rsp_data_len,
|
|
rsp_data, rsp_data_dma);
|
|
done_free_dma_req:
|
|
dma_free_coherent(&ha->pdev->dev, req_data_len,
|
|
req_data, req_data_dma);
|
|
done_unmap_sg:
|
|
dma_unmap_sg(&ha->pdev->dev,
|
|
bsg_job->reply_payload.sg_list,
|
|
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
|
|
done_unmap_req_sg:
|
|
dma_unmap_sg(&ha->pdev->dev,
|
|
bsg_job->request_payload.sg_list,
|
|
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
|
|
return rval;
|
|
}
|
|
|
|
static int
|
|
qla84xx_reset(struct fc_bsg_job *bsg_job)
|
|
{
|
|
struct Scsi_Host *host = bsg_job->shost;
|
|
scsi_qla_host_t *vha = shost_priv(host);
|
|
struct qla_hw_data *ha = vha->hw;
|
|
int rval = 0;
|
|
uint32_t flag;
|
|
|
|
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
|
|
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
|
|
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags))
|
|
return -EBUSY;
|
|
|
|
if (!IS_QLA84XX(ha)) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld): Not 84xx, "
|
|
"exiting.\n", vha->host_no));
|
|
return -EINVAL;
|
|
}
|
|
|
|
flag = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
|
|
|
|
rval = qla84xx_reset_chip(vha, flag == A84_ISSUE_RESET_DIAG_FW);
|
|
|
|
if (rval) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld) Vendor "
|
|
"request 84xx reset failed\n", vha->host_no));
|
|
rval = bsg_job->reply->reply_payload_rcv_len = 0;
|
|
bsg_job->reply->result = (DID_ERROR << 16);
|
|
|
|
} else {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld) Vendor "
|
|
"request 84xx reset completed\n", vha->host_no));
|
|
bsg_job->reply->result = DID_OK;
|
|
}
|
|
|
|
bsg_job->job_done(bsg_job);
|
|
return rval;
|
|
}
|
|
|
|
static int
|
|
qla84xx_updatefw(struct fc_bsg_job *bsg_job)
|
|
{
|
|
struct Scsi_Host *host = bsg_job->shost;
|
|
scsi_qla_host_t *vha = shost_priv(host);
|
|
struct qla_hw_data *ha = vha->hw;
|
|
struct verify_chip_entry_84xx *mn = NULL;
|
|
dma_addr_t mn_dma, fw_dma;
|
|
void *fw_buf = NULL;
|
|
int rval = 0;
|
|
uint32_t sg_cnt;
|
|
uint32_t data_len;
|
|
uint16_t options;
|
|
uint32_t flag;
|
|
uint32_t fw_ver;
|
|
|
|
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
|
|
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
|
|
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags))
|
|
return -EBUSY;
|
|
|
|
if (!IS_QLA84XX(ha)) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld): Not 84xx, "
|
|
"exiting.\n", vha->host_no));
|
|
return -EINVAL;
|
|
}
|
|
|
|
sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
|
|
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
|
|
if (!sg_cnt)
|
|
return -ENOMEM;
|
|
|
|
if (sg_cnt != bsg_job->request_payload.sg_cnt) {
|
|
DEBUG2(printk(KERN_INFO
|
|
"dma mapping resulted in different sg counts "
|
|
"request_sg_cnt: %x dma_request_sg_cnt: %x ",
|
|
bsg_job->request_payload.sg_cnt, sg_cnt));
|
|
rval = -EAGAIN;
|
|
goto done_unmap_sg;
|
|
}
|
|
|
|
data_len = bsg_job->request_payload.payload_len;
|
|
fw_buf = dma_alloc_coherent(&ha->pdev->dev, data_len,
|
|
&fw_dma, GFP_KERNEL);
|
|
if (!fw_buf) {
|
|
DEBUG2(printk(KERN_ERR "%s: dma alloc for fw_buf "
|
|
"failed for host=%lu\n", __func__, vha->host_no));
|
|
rval = -ENOMEM;
|
|
goto done_unmap_sg;
|
|
}
|
|
|
|
sg_copy_to_buffer(bsg_job->request_payload.sg_list,
|
|
bsg_job->request_payload.sg_cnt, fw_buf, data_len);
|
|
|
|
mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
|
|
if (!mn) {
|
|
DEBUG2(printk(KERN_ERR "%s: dma alloc for fw buffer "
|
|
"failed for host=%lu\n", __func__, vha->host_no));
|
|
rval = -ENOMEM;
|
|
goto done_free_fw_buf;
|
|
}
|
|
|
|
flag = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
|
|
fw_ver = le32_to_cpu(*((uint32_t *)((uint32_t *)fw_buf + 2)));
|
|
|
|
memset(mn, 0, sizeof(struct access_chip_84xx));
|
|
mn->entry_type = VERIFY_CHIP_IOCB_TYPE;
|
|
mn->entry_count = 1;
|
|
|
|
options = VCO_FORCE_UPDATE | VCO_END_OF_DATA;
|
|
if (flag == A84_ISSUE_UPDATE_DIAGFW_CMD)
|
|
options |= VCO_DIAG_FW;
|
|
|
|
mn->options = cpu_to_le16(options);
|
|
mn->fw_ver = cpu_to_le32(fw_ver);
|
|
mn->fw_size = cpu_to_le32(data_len);
|
|
mn->fw_seq_size = cpu_to_le32(data_len);
|
|
mn->dseg_address[0] = cpu_to_le32(LSD(fw_dma));
|
|
mn->dseg_address[1] = cpu_to_le32(MSD(fw_dma));
|
|
mn->dseg_length = cpu_to_le32(data_len);
|
|
mn->data_seg_cnt = cpu_to_le16(1);
|
|
|
|
rval = qla2x00_issue_iocb_timeout(vha, mn, mn_dma, 0, 120);
|
|
|
|
if (rval) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld) Vendor "
|
|
"request 84xx updatefw failed\n", vha->host_no));
|
|
|
|
rval = bsg_job->reply->reply_payload_rcv_len = 0;
|
|
bsg_job->reply->result = (DID_ERROR << 16);
|
|
|
|
} else {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld) Vendor "
|
|
"request 84xx updatefw completed\n", vha->host_no));
|
|
|
|
bsg_job->reply_len = sizeof(struct fc_bsg_reply);
|
|
bsg_job->reply->result = DID_OK;
|
|
}
|
|
|
|
bsg_job->job_done(bsg_job);
|
|
dma_pool_free(ha->s_dma_pool, mn, mn_dma);
|
|
|
|
done_free_fw_buf:
|
|
dma_free_coherent(&ha->pdev->dev, data_len, fw_buf, fw_dma);
|
|
|
|
done_unmap_sg:
|
|
dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
|
|
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
|
|
|
|
return rval;
|
|
}
|
|
|
|
static int
|
|
qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job)
|
|
{
|
|
struct Scsi_Host *host = bsg_job->shost;
|
|
scsi_qla_host_t *vha = shost_priv(host);
|
|
struct qla_hw_data *ha = vha->hw;
|
|
struct access_chip_84xx *mn = NULL;
|
|
dma_addr_t mn_dma, mgmt_dma;
|
|
void *mgmt_b = NULL;
|
|
int rval = 0;
|
|
struct qla_bsg_a84_mgmt *ql84_mgmt;
|
|
uint32_t sg_cnt;
|
|
uint32_t data_len = 0;
|
|
uint32_t dma_direction = DMA_NONE;
|
|
|
|
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
|
|
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
|
|
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags))
|
|
return -EBUSY;
|
|
|
|
if (!IS_QLA84XX(ha)) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld): Not 84xx, "
|
|
"exiting.\n", vha->host_no));
|
|
return -EINVAL;
|
|
}
|
|
|
|
ql84_mgmt = (struct qla_bsg_a84_mgmt *)((char *)bsg_job->request +
|
|
sizeof(struct fc_bsg_request));
|
|
if (!ql84_mgmt) {
|
|
DEBUG2(printk("%s(%ld): mgmt header not provided, exiting.\n",
|
|
__func__, vha->host_no));
|
|
return -EINVAL;
|
|
}
|
|
|
|
mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
|
|
if (!mn) {
|
|
DEBUG2(printk(KERN_ERR "%s: dma alloc for fw buffer "
|
|
"failed for host=%lu\n", __func__, vha->host_no));
|
|
return -ENOMEM;
|
|
}
|
|
|
|
memset(mn, 0, sizeof(struct access_chip_84xx));
|
|
mn->entry_type = ACCESS_CHIP_IOCB_TYPE;
|
|
mn->entry_count = 1;
|
|
|
|
switch (ql84_mgmt->mgmt.cmd) {
|
|
case QLA84_MGMT_READ_MEM:
|
|
case QLA84_MGMT_GET_INFO:
|
|
sg_cnt = dma_map_sg(&ha->pdev->dev,
|
|
bsg_job->reply_payload.sg_list,
|
|
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
|
|
if (!sg_cnt) {
|
|
rval = -ENOMEM;
|
|
goto exit_mgmt;
|
|
}
|
|
|
|
dma_direction = DMA_FROM_DEVICE;
|
|
|
|
if (sg_cnt != bsg_job->reply_payload.sg_cnt) {
|
|
DEBUG2(printk(KERN_INFO
|
|
"dma mapping resulted in different sg counts "
|
|
"reply_sg_cnt: %x dma_reply_sg_cnt: %x\n",
|
|
bsg_job->reply_payload.sg_cnt, sg_cnt));
|
|
rval = -EAGAIN;
|
|
goto done_unmap_sg;
|
|
}
|
|
|
|
data_len = bsg_job->reply_payload.payload_len;
|
|
|
|
mgmt_b = dma_alloc_coherent(&ha->pdev->dev, data_len,
|
|
&mgmt_dma, GFP_KERNEL);
|
|
if (!mgmt_b) {
|
|
DEBUG2(printk(KERN_ERR "%s: dma alloc for mgmt_b "
|
|
"failed for host=%lu\n",
|
|
__func__, vha->host_no));
|
|
rval = -ENOMEM;
|
|
goto done_unmap_sg;
|
|
}
|
|
|
|
if (ql84_mgmt->mgmt.cmd == QLA84_MGMT_READ_MEM) {
|
|
mn->options = cpu_to_le16(ACO_DUMP_MEMORY);
|
|
mn->parameter1 =
|
|
cpu_to_le32(
|
|
ql84_mgmt->mgmt.mgmtp.u.mem.start_addr);
|
|
|
|
} else if (ql84_mgmt->mgmt.cmd == QLA84_MGMT_GET_INFO) {
|
|
mn->options = cpu_to_le16(ACO_REQUEST_INFO);
|
|
mn->parameter1 =
|
|
cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.info.type);
|
|
|
|
mn->parameter2 =
|
|
cpu_to_le32(
|
|
ql84_mgmt->mgmt.mgmtp.u.info.context);
|
|
}
|
|
break;
|
|
|
|
case QLA84_MGMT_WRITE_MEM:
|
|
sg_cnt = dma_map_sg(&ha->pdev->dev,
|
|
bsg_job->request_payload.sg_list,
|
|
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
|
|
|
|
if (!sg_cnt) {
|
|
rval = -ENOMEM;
|
|
goto exit_mgmt;
|
|
}
|
|
|
|
dma_direction = DMA_TO_DEVICE;
|
|
|
|
if (sg_cnt != bsg_job->request_payload.sg_cnt) {
|
|
DEBUG2(printk(KERN_INFO
|
|
"dma mapping resulted in different sg counts "
|
|
"request_sg_cnt: %x dma_request_sg_cnt: %x ",
|
|
bsg_job->request_payload.sg_cnt, sg_cnt));
|
|
rval = -EAGAIN;
|
|
goto done_unmap_sg;
|
|
}
|
|
|
|
data_len = bsg_job->request_payload.payload_len;
|
|
mgmt_b = dma_alloc_coherent(&ha->pdev->dev, data_len,
|
|
&mgmt_dma, GFP_KERNEL);
|
|
if (!mgmt_b) {
|
|
DEBUG2(printk(KERN_ERR "%s: dma alloc for mgmt_b "
|
|
"failed for host=%lu\n",
|
|
__func__, vha->host_no));
|
|
rval = -ENOMEM;
|
|
goto done_unmap_sg;
|
|
}
|
|
|
|
sg_copy_to_buffer(bsg_job->request_payload.sg_list,
|
|
bsg_job->request_payload.sg_cnt, mgmt_b, data_len);
|
|
|
|
mn->options = cpu_to_le16(ACO_LOAD_MEMORY);
|
|
mn->parameter1 =
|
|
cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.mem.start_addr);
|
|
break;
|
|
|
|
case QLA84_MGMT_CHNG_CONFIG:
|
|
mn->options = cpu_to_le16(ACO_CHANGE_CONFIG_PARAM);
|
|
mn->parameter1 =
|
|
cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.id);
|
|
|
|
mn->parameter2 =
|
|
cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.param0);
|
|
|
|
mn->parameter3 =
|
|
cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.param1);
|
|
break;
|
|
|
|
default:
|
|
rval = -EIO;
|
|
goto exit_mgmt;
|
|
}
|
|
|
|
if (ql84_mgmt->mgmt.cmd != QLA84_MGMT_CHNG_CONFIG) {
|
|
mn->total_byte_cnt = cpu_to_le32(ql84_mgmt->mgmt.len);
|
|
mn->dseg_count = cpu_to_le16(1);
|
|
mn->dseg_address[0] = cpu_to_le32(LSD(mgmt_dma));
|
|
mn->dseg_address[1] = cpu_to_le32(MSD(mgmt_dma));
|
|
mn->dseg_length = cpu_to_le32(ql84_mgmt->mgmt.len);
|
|
}
|
|
|
|
rval = qla2x00_issue_iocb(vha, mn, mn_dma, 0);
|
|
|
|
if (rval) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld) Vendor "
|
|
"request 84xx mgmt failed\n", vha->host_no));
|
|
|
|
rval = bsg_job->reply->reply_payload_rcv_len = 0;
|
|
bsg_job->reply->result = (DID_ERROR << 16);
|
|
|
|
} else {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "scsi(%ld) Vendor "
|
|
"request 84xx mgmt completed\n", vha->host_no));
|
|
|
|
bsg_job->reply_len = sizeof(struct fc_bsg_reply);
|
|
bsg_job->reply->result = DID_OK;
|
|
|
|
if ((ql84_mgmt->mgmt.cmd == QLA84_MGMT_READ_MEM) ||
|
|
(ql84_mgmt->mgmt.cmd == QLA84_MGMT_GET_INFO)) {
|
|
bsg_job->reply->reply_payload_rcv_len =
|
|
bsg_job->reply_payload.payload_len;
|
|
|
|
sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
|
|
bsg_job->reply_payload.sg_cnt, mgmt_b,
|
|
data_len);
|
|
}
|
|
}
|
|
|
|
bsg_job->job_done(bsg_job);
|
|
|
|
done_unmap_sg:
|
|
if (mgmt_b)
|
|
dma_free_coherent(&ha->pdev->dev, data_len, mgmt_b, mgmt_dma);
|
|
|
|
if (dma_direction == DMA_TO_DEVICE)
|
|
dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
|
|
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
|
|
else if (dma_direction == DMA_FROM_DEVICE)
|
|
dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
|
|
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
|
|
|
|
exit_mgmt:
|
|
dma_pool_free(ha->s_dma_pool, mn, mn_dma);
|
|
|
|
return rval;
|
|
}
|
|
|
|
static int
|
|
qla24xx_iidma(struct fc_bsg_job *bsg_job)
|
|
{
|
|
struct Scsi_Host *host = bsg_job->shost;
|
|
scsi_qla_host_t *vha = shost_priv(host);
|
|
struct qla_hw_data *ha = vha->hw;
|
|
int rval = 0;
|
|
struct qla_port_param *port_param = NULL;
|
|
fc_port_t *fcport = NULL;
|
|
uint16_t mb[MAILBOX_REGISTER_COUNT];
|
|
uint8_t *rsp_ptr = NULL;
|
|
|
|
bsg_job->reply->reply_payload_rcv_len = 0;
|
|
|
|
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
|
|
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
|
|
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags))
|
|
return -EBUSY;
|
|
|
|
if (!IS_IIDMA_CAPABLE(vha->hw)) {
|
|
DEBUG2(qla_printk(KERN_WARNING, ha, "%s(%lu): iiDMA not "
|
|
"supported\n", __func__, vha->host_no));
|
|
return -EINVAL;
|
|
}
|
|
|
|
port_param = (struct qla_port_param *)((char *)bsg_job->request +
|
|
sizeof(struct fc_bsg_request));
|
|
if (!port_param) {
|
|
DEBUG2(printk("%s(%ld): port_param header not provided, "
|
|
"exiting.\n", __func__, vha->host_no));
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (port_param->fc_scsi_addr.dest_type != EXT_DEF_TYPE_WWPN) {
|
|
DEBUG2(printk(KERN_ERR "%s(%ld): Invalid destination type\n",
|
|
__func__, vha->host_no));
|
|
return -EINVAL;
|
|
}
|
|
|
|
list_for_each_entry(fcport, &vha->vp_fcports, list) {
|
|
if (fcport->port_type != FCT_TARGET)
|
|
continue;
|
|
|
|
if (memcmp(port_param->fc_scsi_addr.dest_addr.wwpn,
|
|
fcport->port_name, sizeof(fcport->port_name)))
|
|
continue;
|
|
break;
|
|
}
|
|
|
|
if (!fcport) {
|
|
DEBUG2(printk(KERN_ERR "%s(%ld): Failed to find port\n",
|
|
__func__, vha->host_no));
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (fcport->loop_id == FC_NO_LOOP_ID) {
|
|
DEBUG2(printk(KERN_ERR "%s(%ld): Invalid port loop id, "
|
|
"loop_id = 0x%x\n",
|
|
__func__, vha->host_no, fcport->loop_id));
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (fcport->flags & FCF_LOGIN_NEEDED) {
|
|
DEBUG2(printk(KERN_ERR "%s(%ld): Remote port not logged in, "
|
|
"flags = 0x%x\n",
|
|
__func__, vha->host_no, fcport->flags));
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (port_param->mode)
|
|
rval = qla2x00_set_idma_speed(vha, fcport->loop_id,
|
|
port_param->speed, mb);
|
|
else
|
|
rval = qla2x00_get_idma_speed(vha, fcport->loop_id,
|
|
&port_param->speed, mb);
|
|
|
|
if (rval) {
|
|
DEBUG16(printk(KERN_ERR "scsi(%ld): iIDMA cmd failed for "
|
|
"%02x%02x%02x%02x%02x%02x%02x%02x -- "
|
|
"%04x %x %04x %04x.\n",
|
|
vha->host_no, fcport->port_name[0],
|
|
fcport->port_name[1],
|
|
fcport->port_name[2], fcport->port_name[3],
|
|
fcport->port_name[4], fcport->port_name[5],
|
|
fcport->port_name[6], fcport->port_name[7], rval,
|
|
fcport->fp_speed, mb[0], mb[1]));
|
|
rval = 0;
|
|
bsg_job->reply->result = (DID_ERROR << 16);
|
|
|
|
} else {
|
|
if (!port_param->mode) {
|
|
bsg_job->reply_len = sizeof(struct fc_bsg_reply) +
|
|
sizeof(struct qla_port_param);
|
|
|
|
rsp_ptr = ((uint8_t *)bsg_job->reply) +
|
|
sizeof(struct fc_bsg_reply);
|
|
|
|
memcpy(rsp_ptr, port_param,
|
|
sizeof(struct qla_port_param));
|
|
}
|
|
|
|
bsg_job->reply->result = DID_OK;
|
|
}
|
|
|
|
bsg_job->job_done(bsg_job);
|
|
return rval;
|
|
}
|
|
|
|
static int
|
|
qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job)
|
|
{
|
|
switch (bsg_job->request->rqst_data.h_vendor.vendor_cmd[0]) {
|
|
case QL_VND_LOOPBACK:
|
|
return qla2x00_process_loopback(bsg_job);
|
|
|
|
case QL_VND_A84_RESET:
|
|
return qla84xx_reset(bsg_job);
|
|
|
|
case QL_VND_A84_UPDATE_FW:
|
|
return qla84xx_updatefw(bsg_job);
|
|
|
|
case QL_VND_A84_MGMT_CMD:
|
|
return qla84xx_mgmt_cmd(bsg_job);
|
|
|
|
case QL_VND_IIDMA:
|
|
return qla24xx_iidma(bsg_job);
|
|
|
|
case QL_VND_FCP_PRIO_CFG_CMD:
|
|
return qla24xx_proc_fcp_prio_cfg_cmd(bsg_job);
|
|
|
|
default:
|
|
bsg_job->reply->result = (DID_ERROR << 16);
|
|
bsg_job->job_done(bsg_job);
|
|
return -ENOSYS;
|
|
}
|
|
}
|
|
|
|
int
|
|
qla24xx_bsg_request(struct fc_bsg_job *bsg_job)
|
|
{
|
|
int ret = -EINVAL;
|
|
|
|
switch (bsg_job->request->msgcode) {
|
|
case FC_BSG_RPT_ELS:
|
|
case FC_BSG_HST_ELS_NOLOGIN:
|
|
ret = qla2x00_process_els(bsg_job);
|
|
break;
|
|
case FC_BSG_HST_CT:
|
|
ret = qla2x00_process_ct(bsg_job);
|
|
break;
|
|
case FC_BSG_HST_VENDOR:
|
|
ret = qla2x00_process_vendor_specific(bsg_job);
|
|
break;
|
|
case FC_BSG_HST_ADD_RPORT:
|
|
case FC_BSG_HST_DEL_RPORT:
|
|
case FC_BSG_RPT_CT:
|
|
default:
|
|
DEBUG2(printk("qla2xxx: unsupported BSG request\n"));
|
|
break;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
|
|
{
|
|
scsi_qla_host_t *vha = shost_priv(bsg_job->shost);
|
|
struct qla_hw_data *ha = vha->hw;
|
|
srb_t *sp;
|
|
int cnt, que;
|
|
unsigned long flags;
|
|
struct req_que *req;
|
|
struct srb_ctx *sp_bsg;
|
|
|
|
/* find the bsg job from the active list of commands */
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
for (que = 0; que < ha->max_req_queues; que++) {
|
|
req = ha->req_q_map[que];
|
|
if (!req)
|
|
continue;
|
|
|
|
for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
|
|
sp = req->outstanding_cmds[cnt];
|
|
if (sp) {
|
|
sp_bsg = sp->ctx;
|
|
|
|
if (((sp_bsg->type == SRB_CT_CMD) ||
|
|
(sp_bsg->type == SRB_ELS_CMD_HST))
|
|
&& (sp_bsg->u.bsg_job == bsg_job)) {
|
|
if (ha->isp_ops->abort_command(sp)) {
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"scsi(%ld): mbx "
|
|
"abort_command failed\n",
|
|
vha->host_no));
|
|
bsg_job->req->errors =
|
|
bsg_job->reply->result = -EIO;
|
|
} else {
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"scsi(%ld): mbx "
|
|
"abort_command success\n",
|
|
vha->host_no));
|
|
bsg_job->req->errors =
|
|
bsg_job->reply->result = 0;
|
|
}
|
|
goto done;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
DEBUG2(qla_printk(KERN_INFO, ha,
|
|
"scsi(%ld) SRB not found to abort\n", vha->host_no));
|
|
bsg_job->req->errors = bsg_job->reply->result = -ENXIO;
|
|
return 0;
|
|
|
|
done:
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
if (bsg_job->request->msgcode == FC_BSG_HST_CT)
|
|
kfree(sp->fcport);
|
|
kfree(sp->ctx);
|
|
mempool_free(sp, ha->srb_mempool);
|
|
return 0;
|
|
}
|