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path: root/drivers/scsi/lpfc/lpfc_scsi.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_scsi.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_scsi.c140
1 files changed, 81 insertions, 59 deletions
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 0fde1e874c7a..6ccf573acdec 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -493,8 +493,8 @@ void
lpfc_sli4_io_xri_aborted(struct lpfc_hba *phba,
struct sli4_wcqe_xri_aborted *axri, int idx)
{
- uint16_t xri = bf_get(lpfc_wcqe_xa_xri, axri);
- uint16_t rxid = bf_get(lpfc_wcqe_xa_remote_xid, axri);
+ u16 xri = 0;
+ u16 rxid = 0;
struct lpfc_io_buf *psb, *next_psb;
struct lpfc_sli4_hdw_queue *qp;
unsigned long iflag = 0;
@@ -504,15 +504,22 @@ lpfc_sli4_io_xri_aborted(struct lpfc_hba *phba,
int rrq_empty = 0;
struct lpfc_sli_ring *pring = phba->sli4_hba.els_wq->pring;
struct scsi_cmnd *cmd;
+ int offline = 0;
if (!(phba->cfg_enable_fc4_type & LPFC_ENABLE_FCP))
return;
-
+ offline = pci_channel_offline(phba->pcidev);
+ if (!offline) {
+ xri = bf_get(lpfc_wcqe_xa_xri, axri);
+ rxid = bf_get(lpfc_wcqe_xa_remote_xid, axri);
+ }
qp = &phba->sli4_hba.hdwq[idx];
spin_lock_irqsave(&phba->hbalock, iflag);
spin_lock(&qp->abts_io_buf_list_lock);
list_for_each_entry_safe(psb, next_psb,
&qp->lpfc_abts_io_buf_list, list) {
+ if (offline)
+ xri = psb->cur_iocbq.sli4_xritag;
if (psb->cur_iocbq.sli4_xritag == xri) {
list_del_init(&psb->list);
psb->flags &= ~LPFC_SBUF_XBUSY;
@@ -521,8 +528,15 @@ lpfc_sli4_io_xri_aborted(struct lpfc_hba *phba,
qp->abts_nvme_io_bufs--;
spin_unlock(&qp->abts_io_buf_list_lock);
spin_unlock_irqrestore(&phba->hbalock, iflag);
- lpfc_sli4_nvme_xri_aborted(phba, axri, psb);
- return;
+ if (!offline) {
+ lpfc_sli4_nvme_xri_aborted(phba, axri,
+ psb);
+ return;
+ }
+ lpfc_sli4_nvme_pci_offline_aborted(phba, psb);
+ spin_lock_irqsave(&phba->hbalock, iflag);
+ spin_lock(&qp->abts_io_buf_list_lock);
+ continue;
}
qp->abts_scsi_io_bufs--;
spin_unlock(&qp->abts_io_buf_list_lock);
@@ -534,13 +548,13 @@ lpfc_sli4_io_xri_aborted(struct lpfc_hba *phba,
rrq_empty = list_empty(&phba->active_rrq_list);
spin_unlock_irqrestore(&phba->hbalock, iflag);
- if (ndlp) {
+ if (ndlp && !offline) {
lpfc_set_rrq_active(phba, ndlp,
psb->cur_iocbq.sli4_lxritag, rxid, 1);
lpfc_sli4_abts_err_handler(phba, ndlp, axri);
}
- if (phba->cfg_fcp_wait_abts_rsp) {
+ if (phba->cfg_fcp_wait_abts_rsp || offline) {
spin_lock_irqsave(&psb->buf_lock, iflag);
cmd = psb->pCmd;
psb->pCmd = NULL;
@@ -550,7 +564,7 @@ lpfc_sli4_io_xri_aborted(struct lpfc_hba *phba,
* scsi_done upcall.
*/
if (cmd)
- cmd->scsi_done(cmd);
+ scsi_done(cmd);
/*
* We expect there is an abort thread waiting
@@ -567,25 +581,30 @@ lpfc_sli4_io_xri_aborted(struct lpfc_hba *phba,
lpfc_release_scsi_buf_s4(phba, psb);
if (rrq_empty)
lpfc_worker_wake_up(phba);
- return;
+ if (!offline)
+ return;
+ spin_lock_irqsave(&phba->hbalock, iflag);
+ spin_lock(&qp->abts_io_buf_list_lock);
+ continue;
}
}
spin_unlock(&qp->abts_io_buf_list_lock);
- for (i = 1; i <= phba->sli.last_iotag; i++) {
- iocbq = phba->sli.iocbq_lookup[i];
-
- if (!(iocbq->iocb_flag & LPFC_IO_FCP) ||
- (iocbq->iocb_flag & LPFC_IO_LIBDFC))
- continue;
- if (iocbq->sli4_xritag != xri)
- continue;
- psb = container_of(iocbq, struct lpfc_io_buf, cur_iocbq);
- psb->flags &= ~LPFC_SBUF_XBUSY;
- spin_unlock_irqrestore(&phba->hbalock, iflag);
- if (!list_empty(&pring->txq))
- lpfc_worker_wake_up(phba);
- return;
+ if (!offline) {
+ for (i = 1; i <= phba->sli.last_iotag; i++) {
+ iocbq = phba->sli.iocbq_lookup[i];
+ if (!(iocbq->iocb_flag & LPFC_IO_FCP) ||
+ (iocbq->iocb_flag & LPFC_IO_LIBDFC))
+ continue;
+ if (iocbq->sli4_xritag != xri)
+ continue;
+ psb = container_of(iocbq, struct lpfc_io_buf, cur_iocbq);
+ psb->flags &= ~LPFC_SBUF_XBUSY;
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
+ if (!list_empty(&pring->txq))
+ lpfc_worker_wake_up(phba);
+ return;
+ }
}
spin_unlock_irqrestore(&phba->hbalock, iflag);
}
@@ -875,7 +894,7 @@ lpfc_scsi_prep_dma_buf_s3(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
bpl += 2;
if (scsi_sg_count(scsi_cmnd)) {
/*
- * The driver stores the segment count returned from pci_map_sg
+ * The driver stores the segment count returned from dma_map_sg
* because this a count of dma-mappings used to map the use_sg
* pages. They are not guaranteed to be the same for those
* architectures that implement an IOMMU.
@@ -1495,7 +1514,6 @@ static int
lpfc_bg_err_opcodes(struct lpfc_hba *phba, struct scsi_cmnd *sc,
uint8_t *txop, uint8_t *rxop)
{
- uint8_t ret = 0;
if (sc->prot_flags & SCSI_PROT_IP_CHECKSUM) {
switch (scsi_get_prot_op(sc)) {
@@ -1548,7 +1566,7 @@ lpfc_bg_err_opcodes(struct lpfc_hba *phba, struct scsi_cmnd *sc,
}
}
- return ret;
+ return 0;
}
#endif
@@ -2571,7 +2589,7 @@ lpfc_bg_scsi_prep_dma_buf_s3(struct lpfc_hba *phba,
bpl += 2;
if (scsi_sg_count(scsi_cmnd)) {
/*
- * The driver stores the segment count returned from pci_map_sg
+ * The driver stores the segment count returned from dma_map_sg
* because this a count of dma-mappings used to map the use_sg
* pages. They are not guaranteed to be the same for those
* architectures that implement an IOMMU.
@@ -3216,7 +3234,6 @@ lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
struct lpfc_vport *vport = phba->pport;
union lpfc_wqe128 *wqe = &pwqeq->wqe;
dma_addr_t physaddr;
- uint32_t num_bde = 0;
uint32_t dma_len;
uint32_t dma_offset = 0;
int nseg, i, j;
@@ -3232,7 +3249,7 @@ lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
*/
if (scsi_sg_count(scsi_cmnd)) {
/*
- * The driver stores the segment count returned from pci_map_sg
+ * The driver stores the segment count returned from dma_map_sg
* because this a count of dma-mappings used to map the use_sg
* pages. They are not guaranteed to be the same for those
* architectures that implement an IOMMU.
@@ -3278,7 +3295,7 @@ lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
j = 2;
for (i = 0; i < nseg; i++) {
sgl->word2 = 0;
- if ((num_bde + 1) == nseg) {
+ if (nseg == 1) {
bf_set(lpfc_sli4_sge_last, sgl, 1);
bf_set(lpfc_sli4_sge_type, sgl,
LPFC_SGE_TYPE_DATA);
@@ -3347,13 +3364,15 @@ lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
j++;
}
- /*
- * Setup the first Payload BDE. For FCoE we just key off
- * Performance Hints, for FC we use lpfc_enable_pbde.
- * We populate words 13-15 of IOCB/WQE.
+
+ /* PBDE support for first data SGE only.
+ * For FCoE, we key off Performance Hints.
+ * For FC, we key off lpfc_enable_pbde.
*/
- if ((phba->sli3_options & LPFC_SLI4_PERFH_ENABLED) ||
- phba->cfg_enable_pbde) {
+ if (nseg == 1 &&
+ ((phba->sli3_options & LPFC_SLI4_PERFH_ENABLED) ||
+ phba->cfg_enable_pbde)) {
+ /* Words 13-15 */
bde = (struct ulp_bde64 *)
&wqe->words[13];
bde->addrLow = first_data_sgl->addr_lo;
@@ -3363,12 +3382,15 @@ lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
bde->tus.f.bdeFlags = BUFF_TYPE_BDE_64;
bde->tus.w = cpu_to_le32(bde->tus.w);
+ /* Word 11 - set PBDE bit */
+ bf_set(wqe_pbde, &wqe->generic.wqe_com, 1);
} else {
memset(&wqe->words[13], 0, (sizeof(uint32_t) * 3));
+ /* Word 11 - PBDE bit disabled by default template */
}
} else {
sgl += 1;
- /* clear the last flag in the fcp_rsp map entry */
+ /* set the last flag in the fcp_rsp map entry */
sgl->word2 = le32_to_cpu(sgl->word2);
bf_set(lpfc_sli4_sge_last, sgl, 1);
sgl->word2 = cpu_to_le32(sgl->word2);
@@ -3381,10 +3403,6 @@ lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
}
}
- /* Word 11 */
- if (phba->cfg_enable_pbde)
- bf_set(wqe_pbde, &wqe->generic.wqe_com, 1);
-
/*
* Finish initializing those IOCB fields that are dependent on the
* scsi_cmnd request_buffer. Note that for SLI-2 the bdeSize is
@@ -3470,7 +3488,7 @@ lpfc_bg_scsi_prep_dma_buf_s4(struct lpfc_hba *phba,
*/
if (scsi_sg_count(scsi_cmnd)) {
/*
- * The driver stores the segment count returned from pci_map_sg
+ * The driver stores the segment count returned from dma_map_sg
* because this a count of dma-mappings used to map the use_sg
* pages. They are not guaranteed to be the same for those
* architectures that implement an IOMMU.
@@ -3942,7 +3960,8 @@ lpfc_update_cmf_cmd(struct lpfc_hba *phba, uint32_t size)
int cpu;
/* At this point we are either LPFC_CFG_MANAGED or LPFC_CFG_MONITOR */
- if (phba->cmf_active_mode == LPFC_CFG_MANAGED) {
+ if (phba->cmf_active_mode == LPFC_CFG_MANAGED &&
+ phba->cmf_max_bytes_per_interval) {
total = 0;
for_each_present_cpu(cpu) {
cgs = per_cpu_ptr(phba->cmf_stat, cpu);
@@ -4482,7 +4501,7 @@ lpfc_fcp_io_cmd_wqe_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pwqeIn,
goto out;
/* The sdev is not guaranteed to be valid post scsi_done upcall. */
- cmd->scsi_done(cmd);
+ scsi_done(cmd);
/*
* If there is an abort thread waiting for command completion
@@ -4751,7 +4770,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
#endif
/* The sdev is not guaranteed to be valid post scsi_done upcall. */
- cmd->scsi_done(cmd);
+ scsi_done(cmd);
/*
* If there is an abort thread waiting for command completion
@@ -5096,7 +5115,7 @@ lpfc_scsi_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp)
phba->lpfc_scsi_prep_cmnd_buf = lpfc_scsi_prep_cmnd_buf_s4;
break;
default:
- lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"1418 Invalid HBA PCI-device group: 0x%x\n",
dev_grp);
return -ENODEV;
@@ -5578,12 +5597,8 @@ lpfc_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *cmnd)
struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
int err, idx;
u8 *uuid = NULL;
-#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
- uint64_t start = 0L;
+ uint64_t start;
- if (phba->ktime_on)
- start = ktime_get_ns();
-#endif
start = ktime_get_ns();
rdata = lpfc_rport_data_from_scsi_device(cmnd->device);
@@ -5827,7 +5842,7 @@ lpfc_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *cmnd)
shost);
out_fail_command:
- cmnd->scsi_done(cmnd);
+ scsi_done(cmnd);
return 0;
}
@@ -6460,28 +6475,28 @@ lpfc_target_reset_handler(struct scsi_cmnd *cmnd)
/* Issue LOGO, if no LOGO is outstanding */
spin_lock_irqsave(&pnode->lock, flags);
- if (!(pnode->upcall_flags & NLP_WAIT_FOR_LOGO) &&
+ if (!(pnode->save_flags & NLP_WAIT_FOR_LOGO) &&
!pnode->logo_waitq) {
pnode->logo_waitq = &waitq;
pnode->nlp_fcp_info &= ~NLP_FCP_2_DEVICE;
pnode->nlp_flag |= NLP_ISSUE_LOGO;
- pnode->upcall_flags |= NLP_WAIT_FOR_LOGO;
+ pnode->save_flags |= NLP_WAIT_FOR_LOGO;
spin_unlock_irqrestore(&pnode->lock, flags);
lpfc_unreg_rpi(vport, pnode);
wait_event_timeout(waitq,
- (!(pnode->upcall_flags &
+ (!(pnode->save_flags &
NLP_WAIT_FOR_LOGO)),
msecs_to_jiffies(dev_loss_tmo *
1000));
- if (pnode->upcall_flags & NLP_WAIT_FOR_LOGO) {
+ if (pnode->save_flags & NLP_WAIT_FOR_LOGO) {
lpfc_printf_vlog(vport, KERN_ERR, logit,
"0725 SCSI layer TGTRST "
"failed & LOGO TMO (%d, %llu) "
"return x%x\n",
tgt_id, lun_id, status);
spin_lock_irqsave(&pnode->lock, flags);
- pnode->upcall_flags &= ~NLP_WAIT_FOR_LOGO;
+ pnode->save_flags &= ~NLP_WAIT_FOR_LOGO;
} else {
spin_lock_irqsave(&pnode->lock, flags);
}
@@ -6633,6 +6648,13 @@ lpfc_host_reset_handler(struct scsi_cmnd *cmnd)
if (rc)
goto error;
+ /* Wait for successful restart of adapter */
+ if (phba->sli_rev < LPFC_SLI_REV4) {
+ rc = lpfc_sli_chipset_init(phba);
+ if (rc)
+ goto error;
+ }
+
rc = lpfc_online(phba);
if (rc)
goto error;
@@ -7187,7 +7209,7 @@ struct scsi_host_template lpfc_template_nvme = {
.this_id = -1,
.sg_tablesize = 1,
.cmd_per_lun = 1,
- .shost_attrs = lpfc_hba_attrs,
+ .shost_groups = lpfc_hba_groups,
.max_sectors = 0xFFFFFFFF,
.vendor_id = LPFC_NL_VENDOR_ID,
.track_queue_depth = 0,
@@ -7213,7 +7235,7 @@ struct scsi_host_template lpfc_template = {
.this_id = -1,
.sg_tablesize = LPFC_DEFAULT_SG_SEG_CNT,
.cmd_per_lun = LPFC_CMD_PER_LUN,
- .shost_attrs = lpfc_hba_attrs,
+ .shost_groups = lpfc_hba_groups,
.max_sectors = 0xFFFFFFFF,
.vendor_id = LPFC_NL_VENDOR_ID,
.change_queue_depth = scsi_change_queue_depth,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.