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path: root/drivers/scsi/lpfc/lpfc_sli.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_sli.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c704
1 files changed, 502 insertions, 202 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 4d4104f38c9..23a27592388 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -89,15 +89,20 @@ lpfc_get_iocb_from_iocbq(struct lpfc_iocbq *iocbq)
static uint32_t
lpfc_sli4_wq_put(struct lpfc_queue *q, union lpfc_wqe *wqe)
{
- union lpfc_wqe *temp_wqe = q->qe[q->host_index].wqe;
+ union lpfc_wqe *temp_wqe;
struct lpfc_register doorbell;
uint32_t host_index;
+ /* sanity check on queue memory */
+ if (unlikely(!q))
+ return -ENOMEM;
+ temp_wqe = q->qe[q->host_index].wqe;
+
/* If the host has not yet processed the next entry then we are done */
if (((q->host_index + 1) % q->entry_count) == q->hba_index)
return -ENOMEM;
/* set consumption flag every once in a while */
- if (!((q->host_index + 1) % LPFC_RELEASE_NOTIFICATION_INTERVAL))
+ if (!((q->host_index + 1) % q->entry_repost))
bf_set(wqe_wqec, &wqe->generic.wqe_com, 1);
if (q->phba->sli3_options & LPFC_SLI4_PHWQ_ENABLED)
bf_set(wqe_wqid, &wqe->generic.wqe_com, q->queue_id);
@@ -134,6 +139,10 @@ lpfc_sli4_wq_release(struct lpfc_queue *q, uint32_t index)
{
uint32_t released = 0;
+ /* sanity check on queue memory */
+ if (unlikely(!q))
+ return 0;
+
if (q->hba_index == index)
return 0;
do {
@@ -158,10 +167,15 @@ lpfc_sli4_wq_release(struct lpfc_queue *q, uint32_t index)
static uint32_t
lpfc_sli4_mq_put(struct lpfc_queue *q, struct lpfc_mqe *mqe)
{
- struct lpfc_mqe *temp_mqe = q->qe[q->host_index].mqe;
+ struct lpfc_mqe *temp_mqe;
struct lpfc_register doorbell;
uint32_t host_index;
+ /* sanity check on queue memory */
+ if (unlikely(!q))
+ return -ENOMEM;
+ temp_mqe = q->qe[q->host_index].mqe;
+
/* If the host has not yet processed the next entry then we are done */
if (((q->host_index + 1) % q->entry_count) == q->hba_index)
return -ENOMEM;
@@ -195,6 +209,10 @@ lpfc_sli4_mq_put(struct lpfc_queue *q, struct lpfc_mqe *mqe)
static uint32_t
lpfc_sli4_mq_release(struct lpfc_queue *q)
{
+ /* sanity check on queue memory */
+ if (unlikely(!q))
+ return 0;
+
/* Clear the mailbox pointer for completion */
q->phba->mbox = NULL;
q->hba_index = ((q->hba_index + 1) % q->entry_count);
@@ -213,7 +231,12 @@ lpfc_sli4_mq_release(struct lpfc_queue *q)
static struct lpfc_eqe *
lpfc_sli4_eq_get(struct lpfc_queue *q)
{
- struct lpfc_eqe *eqe = q->qe[q->hba_index].eqe;
+ struct lpfc_eqe *eqe;
+
+ /* sanity check on queue memory */
+ if (unlikely(!q))
+ return NULL;
+ eqe = q->qe[q->hba_index].eqe;
/* If the next EQE is not valid then we are done */
if (!bf_get_le32(lpfc_eqe_valid, eqe))
@@ -248,6 +271,10 @@ lpfc_sli4_eq_release(struct lpfc_queue *q, bool arm)
struct lpfc_eqe *temp_eqe;
struct lpfc_register doorbell;
+ /* sanity check on queue memory */
+ if (unlikely(!q))
+ return 0;
+
/* while there are valid entries */
while (q->hba_index != q->host_index) {
temp_eqe = q->qe[q->host_index].eqe;
@@ -288,6 +315,10 @@ lpfc_sli4_cq_get(struct lpfc_queue *q)
{
struct lpfc_cqe *cqe;
+ /* sanity check on queue memory */
+ if (unlikely(!q))
+ return NULL;
+
/* If the next CQE is not valid then we are done */
if (!bf_get_le32(lpfc_cqe_valid, q->qe[q->hba_index].cqe))
return NULL;
@@ -322,6 +353,9 @@ lpfc_sli4_cq_release(struct lpfc_queue *q, bool arm)
struct lpfc_cqe *temp_qe;
struct lpfc_register doorbell;
+ /* sanity check on queue memory */
+ if (unlikely(!q))
+ return 0;
/* while there are valid entries */
while (q->hba_index != q->host_index) {
temp_qe = q->qe[q->host_index].cqe;
@@ -359,11 +393,17 @@ static int
lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq,
struct lpfc_rqe *hrqe, struct lpfc_rqe *drqe)
{
- struct lpfc_rqe *temp_hrqe = hq->qe[hq->host_index].rqe;
- struct lpfc_rqe *temp_drqe = dq->qe[dq->host_index].rqe;
+ struct lpfc_rqe *temp_hrqe;
+ struct lpfc_rqe *temp_drqe;
struct lpfc_register doorbell;
int put_index = hq->host_index;
+ /* sanity check on queue memory */
+ if (unlikely(!hq) || unlikely(!dq))
+ return -ENOMEM;
+ temp_hrqe = hq->qe[hq->host_index].rqe;
+ temp_drqe = dq->qe[dq->host_index].rqe;
+
if (hq->type != LPFC_HRQ || dq->type != LPFC_DRQ)
return -EINVAL;
if (hq->host_index != dq->host_index)
@@ -402,6 +442,10 @@ lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq,
static uint32_t
lpfc_sli4_rq_release(struct lpfc_queue *hq, struct lpfc_queue *dq)
{
+ /* sanity check on queue memory */
+ if (unlikely(!hq) || unlikely(!dq))
+ return 0;
+
if ((hq->type != LPFC_HRQ) || (dq->type != LPFC_DRQ))
return 0;
hq->hba_index = ((hq->hba_index + 1) % hq->entry_count);
@@ -3575,8 +3619,8 @@ lpfc_sli_brdready(struct lpfc_hba *phba, uint32_t mask)
* lpfc_reset_barrier - Make HBA ready for HBA reset
* @phba: Pointer to HBA context object.
*
- * This function is called before resetting an HBA. This
- * function requests HBA to quiesce DMAs before a reset.
+ * This function is called before resetting an HBA. This function is called
+ * with hbalock held and requests HBA to quiesce DMAs before a reset.
**/
void lpfc_reset_barrier(struct lpfc_hba *phba)
{
@@ -3851,7 +3895,6 @@ lpfc_sli4_brdreset(struct lpfc_hba *phba)
{
struct lpfc_sli *psli = &phba->sli;
uint16_t cfg_value;
- uint8_t qindx;
/* Reset HBA */
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
@@ -3867,19 +3910,6 @@ lpfc_sli4_brdreset(struct lpfc_hba *phba)
spin_lock_irq(&phba->hbalock);
psli->sli_flag &= ~(LPFC_PROCESS_LA);
phba->fcf.fcf_flag = 0;
- /* Clean up the child queue list for the CQs */
- list_del_init(&phba->sli4_hba.mbx_wq->list);
- list_del_init(&phba->sli4_hba.els_wq->list);
- list_del_init(&phba->sli4_hba.hdr_rq->list);
- list_del_init(&phba->sli4_hba.dat_rq->list);
- list_del_init(&phba->sli4_hba.mbx_cq->list);
- list_del_init(&phba->sli4_hba.els_cq->list);
- for (qindx = 0; qindx < phba->cfg_fcp_wq_count; qindx++)
- list_del_init(&phba->sli4_hba.fcp_wq[qindx]->list);
- qindx = 0;
- do
- list_del_init(&phba->sli4_hba.fcp_cq[qindx]->list);
- while (++qindx < phba->cfg_fcp_eq_count);
spin_unlock_irq(&phba->hbalock);
/* Now physically reset the device */
@@ -3892,6 +3922,7 @@ lpfc_sli4_brdreset(struct lpfc_hba *phba)
~(PCI_COMMAND_PARITY | PCI_COMMAND_SERR)));
/* Perform FCoE PCI function reset */
+ lpfc_sli4_queue_destroy(phba);
lpfc_pci_function_reset(phba);
/* Restore PCI cmd register */
@@ -4339,6 +4370,11 @@ lpfc_sli_config_port(struct lpfc_hba *phba, int sli_mode)
phba->sli.sli_flag &= ~LPFC_SLI_ASYNC_MBX_BLK;
spin_unlock_irq(&phba->hbalock);
done = 1;
+
+ if ((pmb->u.mb.un.varCfgPort.casabt == 1) &&
+ (pmb->u.mb.un.varCfgPort.gasabt == 0))
+ lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
+ "3110 Port did not grant ASABT\n");
}
}
if (!done) {
@@ -4551,9 +4587,9 @@ lpfc_sli_hba_setup_error:
* data structure.
**/
static int
-lpfc_sli4_read_fcoe_params(struct lpfc_hba *phba,
- LPFC_MBOXQ_t *mboxq)
+lpfc_sli4_read_fcoe_params(struct lpfc_hba *phba)
{
+ LPFC_MBOXQ_t *mboxq;
struct lpfc_dmabuf *mp;
struct lpfc_mqe *mqe;
uint32_t data_length;
@@ -4565,10 +4601,16 @@ lpfc_sli4_read_fcoe_params(struct lpfc_hba *phba,
phba->fc_map[1] = LPFC_FCOE_FCF_MAP1;
phba->fc_map[2] = LPFC_FCOE_FCF_MAP2;
- mqe = &mboxq->u.mqe;
- if (lpfc_dump_fcoe_param(phba, mboxq))
+ mboxq = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!mboxq)
return -ENOMEM;
+ mqe = &mboxq->u.mqe;
+ if (lpfc_sli4_dump_cfg_rg23(phba, mboxq)) {
+ rc = -ENOMEM;
+ goto out_free_mboxq;
+ }
+
mp = (struct lpfc_dmabuf *) mboxq->context1;
rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
@@ -4596,19 +4638,25 @@ lpfc_sli4_read_fcoe_params(struct lpfc_hba *phba,
if (rc) {
lpfc_mbuf_free(phba, mp->virt, mp->phys);
kfree(mp);
- return -EIO;
+ rc = -EIO;
+ goto out_free_mboxq;
}
data_length = mqe->un.mb_words[5];
if (data_length > DMP_RGN23_SIZE) {
lpfc_mbuf_free(phba, mp->virt, mp->phys);
kfree(mp);
- return -EIO;
+ rc = -EIO;
+ goto out_free_mboxq;
}
lpfc_parse_fcoe_conf(phba, mp->virt, data_length);
lpfc_mbuf_free(phba, mp->virt, mp->phys);
kfree(mp);
- return 0;
+ rc = 0;
+
+out_free_mboxq:
+ mempool_free(mboxq, phba->mbox_mem_pool);
+ return rc;
}
/**
@@ -4706,7 +4754,6 @@ static int
lpfc_sli4_retrieve_pport_name(struct lpfc_hba *phba)
{
LPFC_MBOXQ_t *mboxq;
- struct lpfc_mbx_read_config *rd_config;
struct lpfc_mbx_get_cntl_attributes *mbx_cntl_attr;
struct lpfc_controller_attribute *cntl_attr;
struct lpfc_mbx_get_port_name *get_port_name;
@@ -4724,33 +4771,11 @@ lpfc_sli4_retrieve_pport_name(struct lpfc_hba *phba)
mboxq = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mboxq)
return -ENOMEM;
-
/* obtain link type and link number via READ_CONFIG */
- lpfc_read_config(phba, mboxq);
- rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
- if (rc == MBX_SUCCESS) {
- rd_config = &mboxq->u.mqe.un.rd_config;
- if (bf_get(lpfc_mbx_rd_conf_lnk_ldv, rd_config)) {
- phba->sli4_hba.lnk_info.lnk_dv = LPFC_LNK_DAT_VAL;
- phba->sli4_hba.lnk_info.lnk_tp =
- bf_get(lpfc_mbx_rd_conf_lnk_type, rd_config);
- phba->sli4_hba.lnk_info.lnk_no =
- bf_get(lpfc_mbx_rd_conf_lnk_numb, rd_config);
- lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "3081 lnk_type:%d, lnk_numb:%d\n",
- phba->sli4_hba.lnk_info.lnk_tp,
- phba->sli4_hba.lnk_info.lnk_no);
- goto retrieve_ppname;
- } else
- lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
- "3082 Mailbox (x%x) returned ldv:x0\n",
- bf_get(lpfc_mqe_command,
- &mboxq->u.mqe));
- } else
- lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
- "3083 Mailbox (x%x) failed, status:x%x\n",
- bf_get(lpfc_mqe_command, &mboxq->u.mqe),
- bf_get(lpfc_mqe_status, &mboxq->u.mqe));
+ phba->sli4_hba.lnk_info.lnk_dv = LPFC_LNK_DAT_INVAL;
+ lpfc_sli4_read_config(phba);
+ if (phba->sli4_hba.lnk_info.lnk_dv == LPFC_LNK_DAT_VAL)
+ goto retrieve_ppname;
/* obtain link type and link number via COMMON_GET_CNTL_ATTRIBUTES */
reqlen = sizeof(struct lpfc_mbx_get_cntl_attributes);
@@ -4875,14 +4900,19 @@ lpfc_sli4_arm_cqeq_intr(struct lpfc_hba *phba)
lpfc_sli4_cq_release(phba->sli4_hba.mbx_cq, LPFC_QUEUE_REARM);
lpfc_sli4_cq_release(phba->sli4_hba.els_cq, LPFC_QUEUE_REARM);
fcp_eqidx = 0;
- do
- lpfc_sli4_cq_release(phba->sli4_hba.fcp_cq[fcp_eqidx],
- LPFC_QUEUE_REARM);
- while (++fcp_eqidx < phba->cfg_fcp_eq_count);
+ if (phba->sli4_hba.fcp_cq) {
+ do
+ lpfc_sli4_cq_release(phba->sli4_hba.fcp_cq[fcp_eqidx],
+ LPFC_QUEUE_REARM);
+ while (++fcp_eqidx < phba->cfg_fcp_eq_count);
+ }
lpfc_sli4_eq_release(phba->sli4_hba.sp_eq, LPFC_QUEUE_REARM);
- for (fcp_eqidx = 0; fcp_eqidx < phba->cfg_fcp_eq_count; fcp_eqidx++)
- lpfc_sli4_eq_release(phba->sli4_hba.fp_eq[fcp_eqidx],
- LPFC_QUEUE_REARM);
+ if (phba->sli4_hba.fp_eq) {
+ for (fcp_eqidx = 0; fcp_eqidx < phba->cfg_fcp_eq_count;
+ fcp_eqidx++)
+ lpfc_sli4_eq_release(phba->sli4_hba.fp_eq[fcp_eqidx],
+ LPFC_QUEUE_REARM);
+ }
}
/**
@@ -5457,6 +5487,8 @@ lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *phba)
uint16_t count, base;
unsigned long longs;
+ if (!phba->sli4_hba.rpi_hdrs_in_use)
+ phba->sli4_hba.next_rpi = phba->sli4_hba.max_cfg_param.max_rpi;
if (phba->sli4_hba.extents_in_use) {
/*
* The port supports resource extents. The XRI, VPI, VFI, RPI
@@ -5538,9 +5570,10 @@ lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *phba)
* need any action - just exit.
*/
if (bf_get(lpfc_idx_rsrc_rdy, &phba->sli4_hba.sli4_flags) ==
- LPFC_IDX_RSRC_RDY)
- return 0;
-
+ LPFC_IDX_RSRC_RDY) {
+ lpfc_sli4_dealloc_resource_identifiers(phba);
+ lpfc_sli4_remove_rpis(phba);
+ }
/* RPIs. */
count = phba->sli4_hba.max_cfg_param.max_rpi;
base = phba->sli4_hba.max_cfg_param.rpi_base;
@@ -5880,14 +5913,6 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
if (!mboxq)
return -ENOMEM;
- /*
- * Continue initialization with default values even if driver failed
- * to read FCoE param config regions
- */
- if (lpfc_sli4_read_fcoe_params(phba, mboxq))
- lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX | LOG_INIT,
- "2570 Failed to read FCoE parameters\n");
-
/* Issue READ_REV to collect vpd and FW information. */
vpd_size = SLI4_PAGE_SIZE;
vpd = kzalloc(vpd_size, GFP_KERNEL);
@@ -5925,6 +5950,16 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
}
/*
+ * Continue initialization with default values even if driver failed
+ * to read FCoE param config regions, only read parameters if the
+ * board is FCoE
+ */
+ if (phba->hba_flag & HBA_FCOE_MODE &&
+ lpfc_sli4_read_fcoe_params(phba))
+ lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX | LOG_INIT,
+ "2570 Failed to read FCoE parameters\n");
+
+ /*
* Retrieve sli4 device physical port name, failure of doing it
* is considered as non-fatal.
*/
@@ -6044,6 +6079,8 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
"rc = x%x\n", rc);
goto out_free_mbox;
}
+ /* update physical xri mappings in the scsi buffers */
+ lpfc_scsi_buf_update(phba);
/* Read the port's service parameters. */
rc = lpfc_read_sparam(phba, mboxq, vport->vpi);
@@ -6205,7 +6242,11 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
rc = 0;
phba->fcf.fcfi = bf_get(lpfc_reg_fcfi_fcfi,
&mboxq->u.mqe.un.reg_fcfi);
+
+ /* Check if the port is configured to be disabled */
+ lpfc_sli_read_link_ste(phba);
}
+
/*
* The port is ready, set the host's link state to LINK_DOWN
* in preparation for link interrupts.
@@ -6213,10 +6254,25 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
spin_lock_irq(&phba->hbalock);
phba->link_state = LPFC_LINK_DOWN;
spin_unlock_irq(&phba->hbalock);
- if (phba->cfg_suppress_link_up == LPFC_INITIALIZE_LINK) {
- rc = phba->lpfc_hba_init_link(phba, MBX_NOWAIT);
- if (rc)
+ if (!(phba->hba_flag & HBA_FCOE_MODE) &&
+ (phba->hba_flag & LINK_DISABLED)) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT | LOG_SLI,
+ "3103 Adapter Link is disabled.\n");
+ lpfc_down_link(phba, mboxq);
+ rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
+ if (rc != MBX_SUCCESS) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT | LOG_SLI,
+ "3104 Adapter failed to issue "
+ "DOWN_LINK mbox cmd, rc:x%x\n", rc);
goto out_unset_queue;
+ }
+ } else if (phba->cfg_suppress_link_up == LPFC_INITIALIZE_LINK) {
+ /* don't perform init_link on SLI4 FC port loopback test */
+ if (!(phba->link_flag & LS_LOOPBACK_MODE)) {
+ rc = phba->lpfc_hba_init_link(phba, MBX_NOWAIT);
+ if (rc)
+ goto out_unset_queue;
+ }
}
mempool_free(mboxq, phba->mbox_mem_pool);
return rc;
@@ -7487,6 +7543,7 @@ lpfc_sli4_bpl2sgl(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
struct ulp_bde64 *bpl = NULL;
struct ulp_bde64 bde;
struct sli4_sge *sgl = NULL;
+ struct lpfc_dmabuf *dmabuf;
IOCB_t *icmd;
int numBdes = 0;
int i = 0;
@@ -7505,9 +7562,12 @@ lpfc_sli4_bpl2sgl(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
* have not been byteswapped yet so there is no
* need to swap them back.
*/
- bpl = (struct ulp_bde64 *)
- ((struct lpfc_dmabuf *)piocbq->context3)->virt;
+ if (piocbq->context3)
+ dmabuf = (struct lpfc_dmabuf *)piocbq->context3;
+ else
+ return xritag;
+ bpl = (struct ulp_bde64 *)dmabuf->virt;
if (!bpl)
return xritag;
@@ -7616,6 +7676,8 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
int numBdes, i;
struct ulp_bde64 bde;
struct lpfc_nodelist *ndlp;
+ uint32_t *pcmd;
+ uint32_t if_type;
fip = phba->hba_flag & HBA_FIP_SUPPORT;
/* The fcp commands will set command type */
@@ -7669,6 +7731,7 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
iocbq->iocb.ulpCommand);
return IOCB_ERROR;
}
+
wqe->els_req.payload_len = xmit_len;
/* Els_reguest64 has a TMO */
bf_set(wqe_tmo, &wqe->els_req.wqe_com,
@@ -7683,9 +7746,28 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
bf_set(wqe_ct, &wqe->els_req.wqe_com, ct);
bf_set(wqe_pu, &wqe->els_req.wqe_com, 0);
/* CCP CCPE PV PRI in word10 were set in the memcpy */
- if (command_type == ELS_COMMAND_FIP) {
+ if (command_type == ELS_COMMAND_FIP)
els_id = ((iocbq->iocb_flag & LPFC_FIP_ELS_ID_MASK)
>> LPFC_FIP_ELS_ID_SHIFT);
+ pcmd = (uint32_t *) (((struct lpfc_dmabuf *)
+ iocbq->context2)->virt);
+ if_type = bf_get(lpfc_sli_intf_if_type,
+ &phba->sli4_hba.sli_intf);
+ if (if_type == LPFC_SLI_INTF_IF_TYPE_2) {
+ if (pcmd && (*pcmd == ELS_CMD_FLOGI ||
+ *pcmd == ELS_CMD_SCR ||
+ *pcmd == ELS_CMD_PLOGI)) {
+ bf_set(els_req64_sp, &wqe->els_req, 1);
+ bf_set(els_req64_sid, &wqe->els_req,
+ iocbq->vport->fc_myDID);
+ bf_set(wqe_ct, &wqe->els_req.wqe_com, 1);
+ bf_set(wqe_ctxt_tag, &wqe->els_req.wqe_com,
+ phba->vpi_ids[phba->pport->vpi]);
+ } else if (iocbq->context1) {
+ bf_set(wqe_ct, &wqe->els_req.wqe_com, 0);
+ bf_set(wqe_ctxt_tag, &wqe->els_req.wqe_com,
+ phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);
+ }
}
bf_set(wqe_temp_rpi, &wqe->els_req.wqe_com,
phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);
@@ -7704,6 +7786,8 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
/* The entire sequence is transmitted for this IOCB */
xmit_len = total_len;
cmnd = CMD_XMIT_SEQUENCE64_CR;
+ if (phba->link_flag & LS_LOOPBACK_MODE)
+ bf_set(wqe_xo, &wqe->xmit_sequence.wge_ctl, 1);
case CMD_XMIT_SEQUENCE64_CR:
/* word3 iocb=io_tag32 wqe=reserved */
wqe->xmit_sequence.rsvd3 = 0;
@@ -7846,6 +7930,16 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
bf_set(wqe_ebde_cnt, &wqe->xmit_els_rsp.wqe_com, 0);
bf_set(wqe_rsp_temp_rpi, &wqe->xmit_els_rsp,
phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);
+ pcmd = (uint32_t *) (((struct lpfc_dmabuf *)
+ iocbq->context2)->virt);
+ if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) {
+ bf_set(els_req64_sp, &wqe->els_req, 1);
+ bf_set(els_req64_sid, &wqe->els_req,
+ iocbq->vport->fc_myDID);
+ bf_set(wqe_ct, &wqe->els_req.wqe_com, 1);
+ bf_set(wqe_ctxt_tag, &wqe->els_req.wqe_com,
+ phba->vpi_ids[phba->pport->vpi]);
+ }
command_type = OTHER_COMMAND;
break;
case CMD_CLOSE_XRI_CN:
@@ -8037,6 +8131,8 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number,
*/
if (piocb->iocb_flag & LPFC_IO_FCP)
piocb->fcp_wqidx = lpfc_sli4_scmd_to_wqidx_distr(phba);
+ if (unlikely(!phba->sli4_hba.fcp_wq))
+ return IOCB_ERROR;
if (lpfc_sli4_wq_put(phba->sli4_hba.fcp_wq[piocb->fcp_wqidx],
&wqe))
return IOCB_ERROR;
@@ -8173,6 +8269,137 @@ lpfc_extra_ring_setup( struct lpfc_hba *phba)
return 0;
}
+/* lpfc_sli_abts_recover_port - Recover a port that failed an ABTS.
+ * @vport: pointer to virtual port object.
+ * @ndlp: nodelist pointer for the impacted rport.
+ *
+ * The driver calls this routine in response to a XRI ABORT CQE
+ * event from the port. In this event, the driver is required to
+ * recover its login to the rport even though its login may be valid
+ * from the driver's perspective. The failed ABTS notice from the
+ * port indicates the rport is not responding.
+ */
+static void
+lpfc_sli_abts_recover_port(struct lpfc_vport *vport,
+ struct lpfc_nodelist *ndlp)
+{
+ struct Scsi_Host *shost;
+ struct lpfc_hba *phba;
+ unsigned long flags = 0;
+
+ shost = lpfc_shost_from_vport(vport);
+ phba = vport->phba;
+ if (ndlp->nlp_state != NLP_STE_MAPPED_NODE) {
+ lpfc_printf_log(phba, KERN_INFO,
+ LOG_SLI, "3093 No rport recovery needed. "
+ "rport in state 0x%x\n",
+ ndlp->nlp_state);
+ return;
+ }
+ lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+ "3094 Start rport recovery on shost id 0x%x "
+ "fc_id 0x%06x vpi 0x%x rpi 0x%x state 0x%x "
+ "flags 0x%x\n",
+ shost->host_no, ndlp->nlp_DID,
+ vport->vpi, ndlp->nlp_rpi, ndlp->nlp_state,
+ ndlp->nlp_flag);
+ /*
+ * The rport is not responding. Don't attempt ADISC recovery.
+ * Remove the FCP-2 flag to force a PLOGI.
+ */
+ spin_lock_irqsave(shost->host_lock, flags);
+ ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE;
+ spin_unlock_irqrestore(shost->host_lock, flags);
+ lpfc_disc_state_machine(vport, ndlp, NULL,
+ NLP_EVT_DEVICE_RECOVERY);
+ lpfc_cancel_retry_delay_tmo(vport, ndlp);
+ spin_lock_irqsave(shost->host_lock, flags);
+ ndlp->nlp_flag |= NLP_NPR_2B_DISC;
+ spin_unlock_irqrestore(shost->host_lock, flags);
+ lpfc_disc_start(vport);
+}
+
+/* lpfc_sli_abts_err_handler - handle a failed ABTS request from an SLI3 port.
+ * @phba: Pointer to HBA context object.
+ * @iocbq: Pointer to iocb object.
+ *
+ * The async_event handler calls this routine when it receives
+ * an ASYNC_STATUS_CN event from the port. The port generates
+ * this event when an Abort Sequence request to an rport fails
+ * twice in succession. The abort could be originated by the
+ * driver or by the port. The ABTS could have been for an ELS
+ * or FCP IO. The port only generates this event when an ABTS
+ * fails to complete after one retry.
+ */
+static void
+lpfc_sli_abts_err_handler(struct lpfc_hba *phba,
+ struct lpfc_iocbq *iocbq)
+{
+ struct lpfc_nodelist *ndlp = NULL;
+ uint16_t rpi = 0, vpi = 0;
+ struct lpfc_vport *vport = NULL;
+
+ /* The rpi in the ulpContext is vport-sensitive. */
+ vpi = iocbq->iocb.un.asyncstat.sub_ctxt_tag;
+ rpi = iocbq->iocb.ulpContext;
+
+ lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
+ "3092 Port generated ABTS async event "
+ "on vpi %d rpi %d status 0x%x\n",
+ vpi, rpi, iocbq->iocb.ulpStatus);
+
+ vport = lpfc_find_vport_by_vpid(phba, vpi);
+ if (!vport)
+ goto err_exit;
+ ndlp = lpfc_findnode_rpi(vport, rpi);
+ if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
+ goto err_exit;
+
+ if (iocbq->iocb.ulpStatus == IOSTAT_LOCAL_REJECT)
+ lpfc_sli_abts_recover_port(vport, ndlp);
+ return;
+
+ err_exit:
+ lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+ "3095 Event Context not found, no "
+ "action on vpi %d rpi %d status 0x%x, reason 0x%x\n",
+ iocbq->iocb.ulpContext, iocbq->iocb.ulpStatus,
+ vpi, rpi);
+}
+
+/* lpfc_sli4_abts_err_handler - handle a failed ABTS request from an SLI4 port.
+ * @phba: pointer to HBA context object.
+ * @ndlp: nodelist pointer for the impacted rport.
+ * @axri: pointer to the wcqe containing the failed exchange.
+ *
+ * The driver calls this routine when it receives an ABORT_XRI_FCP CQE from the
+ * port. The port generates this event when an abort exchange request to an
+ * rport fails twice in succession with no reply. The abort could be originated
+ * by the driver or by the port. The ABTS could have been for an ELS or FCP IO.
+ */
+void
+lpfc_sli4_abts_err_handler(struct lpfc_hba *phba,
+ struct lpfc_nodelist *ndlp,
+ struct sli4_wcqe_xri_aborted *axri)
+{
+ struct lpfc_vport *vport;
+
+ if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
+ lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+ "3115 Node Context not found, driver "
+ "ignoring abts err event\n");
+ vport = ndlp->vport;
+ lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
+ "3116 Port generated FCP XRI ABORT event on "
+ "vpi %d rpi %d xri x%x status 0x%x\n",
+ ndlp->vport->vpi, ndlp->nlp_rpi,
+ bf_get(lpfc_wcqe_xa_xri, axri),
+ bf_get(lpfc_wcqe_xa_status, axri));
+
+ if (bf_get(lpfc_wcqe_xa_status, axri) == IOSTAT_LOCAL_REJECT)
+ lpfc_sli_abts_recover_port(vport, ndlp);
+}
+
/**
* lpfc_sli_async_event_handler - ASYNC iocb handler function
* @phba: Pointer to HBA context object.
@@ -8192,63 +8419,58 @@ lpfc_sli_async_event_handler(struct lpfc_hba * phba,
{
IOCB_t *icmd;
uint16_t evt_code;
- uint16_t temp;
struct temp_event temp_event_data;
struct Scsi_Host *shost;
uint32_t *iocb_w;
icmd = &iocbq->iocb;
evt_code = icmd->un.asyncstat.evt_code;
- temp = icmd->ulpContext;
- if ((evt_code != ASYNC_TEMP_WARN) &&
- (evt_code != ASYNC_TEMP_SAFE)) {
+ switch (evt_code) {
+ case ASYNC_TEMP_WARN:
+ case ASYNC_TEMP_SAFE:
+ temp_event_data.data = (uint32_t) icmd->ulpContext;
+ temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
+ if (evt_code == ASYNC_TEMP_WARN) {
+ temp_event_data.event_code = LPFC_THRESHOLD_TEMP;
+ lpfc_printf_log(phba, KERN_ERR, LOG_TEMP,
+ "0347 Adapter is very hot, please take "
+ "corrective action. temperature : %d Celsius\n",
+ (uint32_t) icmd->ulpContext);
+ } else {
+ temp_event_data.event_code = LPFC_NORMAL_TEMP;
+ lpfc_printf_log(phba, KERN_ERR, LOG_TEMP,
+ "0340 Adapter temperature is OK now. "
+ "temperature : %d Celsius\n",
+ (uint32_t) icmd->ulpContext);
+ }
+
+ /* Send temperature change event to applications */
+ shost = lpfc_shost_from_vport(phba->pport);
+ fc_host_post_vendor_event(shost, fc_get_event_number(),
+ sizeof(temp_event_data), (char *) &temp_event_data,
+ LPFC_NL_VENDOR_ID);
+ break;
+ case ASYNC_STATUS_CN:
+ lpfc_sli_abts_err_handler(phba, iocbq);
+ break;
+ default:
iocb_w = (uint32_t *) icmd;
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_SLI,
+ lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"0346 Ring %d handler: unexpected ASYNC_STATUS"
" evt_code 0x%x\n"
"W0 0x%08x W1 0x%08x W2 0x%08x W3 0x%08x\n"
"W4 0x%08x W5 0x%08x W6 0x%08x W7 0x%08x\n"
"W8 0x%08x W9 0x%08x W10 0x%08x W11 0x%08x\n"
"W12 0x%08x W13 0x%08x W14 0x%08x W15 0x%08x\n",
- pring->ringno,
- icmd->un.asyncstat.evt_code,
+ pring->ringno, icmd->un.asyncstat.evt_code,
iocb_w[0], iocb_w[1], iocb_w[2], iocb_w[3],
iocb_w[4], iocb_w[5], iocb_w[6], iocb_w[7],
iocb_w[8], iocb_w[9], iocb_w[10], iocb_w[11],
iocb_w[12], iocb_w[13], iocb_w[14], iocb_w[15]);
- return;
- }
- temp_event_data.data = (uint32_t)temp;
- temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
- if (evt_code == ASYNC_TEMP_WARN) {
- temp_event_data.event_code = LPFC_THRESHOLD_TEMP;
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_TEMP,
- "0347 Adapter is very hot, please take "
- "corrective action. temperature : %d Celsius\n",
- temp);
- }
- if (evt_code == ASYNC_TEMP_SAFE) {
- temp_event_data.event_code = LPFC_NORMAL_TEMP;
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_TEMP,
- "0340 Adapter temperature is OK now. "
- "temperature : %d Celsius\n",
- temp);
+ break;
}
-
- /* Send temperature change event to applications */
- shost = lpfc_shost_from_vport(phba->pport);
- fc_host_post_vendor_event(shost, fc_get_event_number(),
- sizeof(temp_event_data), (char *) &temp_event_data,
- LPFC_NL_VENDOR_ID);
-
}
@@ -8823,12 +9045,14 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
{
IOCB_t *irsp = &rspiocb->iocb;
uint16_t abort_iotag, abort_context;
- struct lpfc_iocbq *abort_iocb;
- struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING];
-
- abort_iocb = NULL;
+ struct lpfc_iocbq *abort_iocb = NULL;
if (irsp->ulpStatus) {
+
+ /*
+ * Assume that the port already completed and returned, or
+ * will return the iocb. Just Log the message.
+ */
abort_context = cmdiocb->iocb.un.acxri.abortContextTag;
abort_iotag = cmdiocb->iocb.un.acxri.abortIoTag;
@@ -8846,68 +9070,15 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
*/
abort_iocb = phba->sli.iocbq_lookup[abort_context];
- /*
- * If the iocb is not found in Firmware queue the iocb
- * might have completed already. Do not free it again.
- */
- if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
- if (irsp->un.ulpWord[4] != IOERR_NO_XRI) {
- spin_unlock_irq(&phba->hbalock);
- lpfc_sli_release_iocbq(phba, cmdiocb);
- return;
- }
- /* For SLI4 the ulpContext field for abort IOCB
- * holds the iotag of the IOCB being aborted so
- * the local abort_context needs to be reset to
- * match the aborted IOCBs ulpContext.
- */
- if (abort_iocb && phba->sli_rev == LPFC_SLI_REV4)
- abort_context = abort_iocb->iocb.ulpContext;
- }
-
lpfc_printf_log(phba, KERN_WARNING, LOG_ELS | LOG_SLI,
"0327 Cannot abort els iocb %p "
"with tag %x context %x, abort status %x, "
"abort code %x\n",
abort_iocb, abort_iotag, abort_context,
irsp->ulpStatus, irsp->un.ulpWord[4]);
- /*
- * make sure we have the right iocbq before taking it
- * off the txcmplq and try to call completion routine.
- */
- if (!abort_iocb ||
- abort_iocb->iocb.ulpContext != abort_context ||
- (abort_iocb->iocb_flag & LPFC_DRIVER_ABORTED) == 0)
- spin_unlock_irq(&phba->hbalock);
- else if (phba->sli_rev < LPFC_SLI_REV4) {
- /*
- * leave the SLI4 aborted command on the txcmplq
- * list and the command complete WCQE's XB bit
- * will tell whether the SGL (XRI) can be released
- * immediately or to the aborted SGL list for the
- * following abort XRI from the HBA.
- */
- list_del_init(&abort_iocb->list);
- if (abort_iocb->iocb_flag & LPFC_IO_ON_Q) {
- abort_iocb->iocb_flag &= ~LPFC_IO_ON_Q;
- pring->txcmplq_cnt--;
- }
- /* Firmware could still be in progress of DMAing
- * payload, so don't free data buffer till after
- * a hbeat.
- */
- abort_iocb->iocb_flag |= LPFC_DELAY_MEM_FREE;
- abort_iocb->iocb_flag &= ~LPFC_DRIVER_ABORTED;
- spin_unlock_irq(&phba->hbalock);
-
- abort_iocb->iocb.ulpStatus = IOSTAT_LOCAL_REJECT;
- abort_iocb->iocb.un.ulpWord[4] = IOERR_ABORT_REQUESTED;
- (abort_iocb->iocb_cmpl)(phba, abort_iocb, abort_iocb);
- } else
- spin_unlock_irq(&phba->hbalock);
+ spin_unlock_irq(&phba->hbalock);
}
-
lpfc_sli_release_iocbq(phba, cmdiocb);
return;
}
@@ -9258,6 +9429,14 @@ void
lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
struct lpfc_iocbq *rspiocb)
{
+ lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+ "3096 ABORT_XRI_CN completing on xri x%x "
+ "original iotag x%x, abort cmd iotag x%x "
+ "status 0x%x, reason 0x%x\n",
+ cmdiocb->iocb.un.acxri.abortContextTag,
+ cmdiocb->iocb.un.acxri.abortIoTag,
+ cmdiocb->iotag, rspiocb->iocb.ulpStatus,
+ rspiocb->iocb.un.ulpWord[4]);
lpfc_sli_release_iocbq(phba, cmdiocb);
return;
}
@@ -9771,7 +9950,7 @@ lpfc_sli4_eratt_read(struct lpfc_hba *phba)
phba->work_status[1] =
readl(phba->sli4_hba.u.if_type2.ERR2regaddr);
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "2885 Port Error Detected: "
+ "2885 Port Status Event: "
"port status reg 0x%x, "
"port smphr reg 0x%x, "
"error 1=0x%x, error 2=0x%x\n",
@@ -10777,6 +10956,9 @@ static void
lpfc_sli4_sp_handle_rel_wcqe(struct lpfc_hba *phba,
struct lpfc_wcqe_release *wcqe)
{
+ /* sanity check on queue memory */
+ if (unlikely(!phba->sli4_hba.els_wq))
+ return;
/* Check for the slow-path ELS work queue */
if (bf_get(lpfc_wcqe_r_wq_id, wcqe) == phba->sli4_hba.els_wq->queue_id)
lpfc_sli4_wq_release(phba->sli4_hba.els_wq,
@@ -10866,6 +11048,10 @@ lpfc_sli4_sp_handle_rcqe(struct lpfc_hba *phba, struct lpfc_rcqe *rcqe)
uint32_t status, rq_id;
unsigned long iflags;
+ /* sanity check on queue memory */
+ if (unlikely(!hrq) || unlikely(!drq))
+ return workposted;
+
if (bf_get(lpfc_cqe_code, rcqe) == CQE_CODE_RECEIVE_V1)
rq_id = bf_get(lpfc_rcqe_rq_id_v1, rcqe);
else
@@ -11000,6 +11186,9 @@ lpfc_sli4_sp_handle_eqe(struct lpfc_hba *phba, struct lpfc_eqe *eqe)
/* Search for completion queue pointer matching this cqid */
speq = phba->sli4_hba.sp_eq;
+ /* sanity check on queue memory */
+ if (unlikely(!speq))
+ return;
list_for_each_entry(childq, &speq->child_list, list) {
if (childq->queue_id == cqid) {
cq = childq;
@@ -11241,12 +11430,18 @@ lpfc_sli4_fp_handle_eqe(struct lpfc_hba *phba, struct lpfc_eqe *eqe,
return;
}
+ if (unlikely(!phba->sli4_hba.fcp_cq)) {
+ lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
+ "3146 Fast-path completion queues "
+ "does not exist\n");
+ return;
+ }
cq = phba->sli4_hba.fcp_cq[fcp_cqidx];
if (unlikely(!cq)) {
if (phba->sli.sli_flag & LPFC_SLI_ACTIVE)
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"0367 Fast-path completion queue "
- "does not exist\n");
+ "(%d) does not exist\n", fcp_cqidx);
return;
}
@@ -11417,6 +11612,8 @@ lpfc_sli4_fp_intr_handler(int irq, void *dev_id)
/* Get to the EQ struct associated with this vector */
fpeq = phba->sli4_hba.fp_eq[fcp_eqidx];
+ if (unlikely(!fpeq))
+ return IRQ_NONE;
/* Check device state for handling interrupt */
if (unlikely(lpfc_intr_state_check(phba))) {
@@ -11635,6 +11832,9 @@ lpfc_eq_create(struct lpfc_hba *phba, struct lpfc_queue *eq, uint16_t imax)
uint16_t dmult;
uint32_t hw_page_size = phba->sli4_hba.pc_sli4_params.if_page_sz;
+ /* sanity check on queue memory */
+ if (!eq)
+ return -ENODEV;
if (!phba->sli4_hba.pc_sli4_params.supported)
hw_page_size = SLI4_PAGE_SIZE;
@@ -11751,6 +11951,9 @@ lpfc_cq_create(struct lpfc_hba *phba, struct lpfc_queue *cq,
union lpfc_sli4_cfg_shdr *shdr;
uint32_t hw_page_size = phba->sli4_hba.pc_sli4_params.if_page_sz;
+ /* sanity check on queue memory */
+ if (!cq || !eq)
+ return -ENODEV;
if (!phba->sli4_hba.pc_sli4_params.supported)
hw_page_size = SLI4_PAGE_SIZE;
@@ -11933,6 +12136,9 @@ lpfc_mq_create(struct lpfc_hba *phba, struct lpfc_queue *mq,
union lpfc_sli4_cfg_shdr *shdr;
uint32_t hw_page_size = phba->sli4_hba.pc_sli4_params.if_page_sz;
+ /* sanity check on queue memory */
+ if (!mq || !cq)
+ return -ENODEV;
if (!phba->sli4_hba.pc_sli4_params.supported)
hw_page_size = SLI4_PAGE_SIZE;
@@ -12083,6 +12289,9 @@ lpfc_wq_create(struct lpfc_hba *phba, struct lpfc_queue *wq,
uint32_t hw_page_size = phba->sli4_hba.pc_sli4_params.if_page_sz;
struct dma_address *page;
+ /* sanity check on queue memory */
+ if (!wq || !cq)
+ return -ENODEV;
if (!phba->sli4_hba.pc_sli4_params.supported)
hw_page_size = SLI4_PAGE_SIZE;
@@ -12151,6 +12360,7 @@ lpfc_wq_create(struct lpfc_hba *phba, struct lpfc_queue *wq,
wq->subtype = subtype;
wq->host_index = 0;
wq->hba_index = 0;
+ wq->entry_repost = LPFC_RELEASE_NOTIFICATION_INTERVAL;
/* link the wq onto the parent cq child list */
list_add_tail(&wq->list, &cq->child_list);
@@ -12174,6 +12384,9 @@ lpfc_rq_adjust_repost(struct lpfc_hba *phba, struct lpfc_queue *rq, int qno)
{
uint32_t cnt;
+ /* sanity check on queue memory */
+ if (!rq)
+ return;
cnt = lpfc_hbq_defs[qno]->entry_count;
/* Recalc repost for RQs based on buffers initially posted */
@@ -12219,6 +12432,9 @@ lpfc_rq_create(struct lpfc_hba *phba, struct lpfc_queue *hrq,
union lpfc_sli4_cfg_shdr *shdr;
uint32_t hw_page_size = phba->sli4_hba.pc_sli4_params.if_page_sz;
+ /* sanity check on queue memory */
+ if (!hrq || !drq || !cq)
+ return -ENODEV;
if (!phba->sli4_hba.pc_sli4_params.supported)
hw_page_size = SLI4_PAGE_SIZE;
@@ -12420,6 +12636,7 @@ lpfc_eq_destroy(struct lpfc_hba *phba, struct lpfc_queue *eq)
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
+ /* sanity check on queue memory */
if (!eq)
return -ENODEV;
mbox = mempool_alloc(eq->phba->mbox_mem_pool, GFP_KERNEL);
@@ -12475,6 +12692,7 @@ lpfc_cq_destroy(struct lpfc_hba *phba, struct lpfc_queue *cq)
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
+ /* sanity check on queue memory */
if (!cq)
return -ENODEV;
mbox = mempool_alloc(cq->phba->mbox_mem_pool, GFP_KERNEL);
@@ -12528,6 +12746,7 @@ lpfc_mq_destroy(struct lpfc_hba *phba, struct lpfc_queue *mq)
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
+ /* sanity check on queue memory */
if (!mq)
return -ENODEV;
mbox = mempool_alloc(mq->phba->mbox_mem_pool, GFP_KERNEL);
@@ -12581,6 +12800,7 @@ lpfc_wq_destroy(struct lpfc_hba *phba, struct lpfc_queue *wq)
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
+ /* sanity check on queue memory */
if (!wq)
return -ENODEV;
mbox = mempool_alloc(wq->phba->mbox_mem_pool, GFP_KERNEL);
@@ -12634,6 +12854,7 @@ lpfc_rq_destroy(struct lpfc_hba *phba, struct lpfc_queue *hrq,
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
+ /* sanity check on queue memory */
if (!hrq || !drq)
return -ENODEV;
mbox = mempool_alloc(hrq->phba->mbox_mem_pool, GFP_KERNEL);
@@ -15252,45 +15473,42 @@ lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *phba)
}
/**
- * lpfc_sli_read_link_ste - Read region 23 to decide if link is disabled.
+ * lpfc_sli_get_config_region23 - Get sli3 port region 23 data.
* @phba: pointer to lpfc hba data structure.
+ * @rgn23_data: pointer to configure region 23 data.
*
- * This function read region 23 and parse TLV for port status to
- * decide if the user disaled the port. If the TLV indicates the
- * port is disabled, the hba_flag is set accordingly.
+ * This function gets SLI3 port configure region 23 data through memory dump
+ * mailbox command. When it successfully retrieves data, the size of the data
+ * will be returned, otherwise, 0 will be returned.
**/
-void
-lpfc_sli_read_link_ste(struct lpfc_hba *phba)
+static uint32_t
+lpfc_sli_get_config_region23(struct lpfc_hba *phba, char *rgn23_data)
{
LPFC_MBOXQ_t *pmb = NULL;
MAILBOX_t *mb;
- uint8_t *rgn23_data = NULL;
- uint32_t offset = 0, data_size, sub_tlv_len, tlv_offset;
+ uint32_t offset = 0;
int rc;
+ if (!rgn23_data)
+ return 0;
+
pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmb) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "2600 lpfc_sli_read_serdes_param failed to"
- " allocate mailbox memory\n");
- goto out;
+ "2600 failed to allocate mailbox memory\n");
+ return 0;
}
mb = &pmb->u.mb;
- /* Get adapter Region 23 data */
- rgn23_data = kzalloc(DMP_RGN23_SIZE, GFP_KERNEL);
- if (!rgn23_data)
- goto out;
-
do {
lpfc_dump_mem(phba, pmb, offset, DMP_REGION_23);
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
if (rc != MBX_SUCCESS) {
lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
- "2601 lpfc_sli_read_link_ste failed to"
- " read config region 23 rc 0x%x Status 0x%x\n",
- rc, mb->mbxStatus);
+ "2601 failed to read config "
+ "region 23, rc 0x%x Status 0x%x\n",
+ rc, mb->mbxStatus);
mb->un.varDmp.word_cnt = 0;
}
/*
@@ -15303,13 +15521,96 @@ lpfc_sli_read_link_ste(struct lpfc_hba *phba)
mb->un.varDmp.word_cnt = DMP_RGN23_SIZE - offset;
lpfc_sli_pcimem_bcopy(((uint8_t *)mb) + DMP_RSP_OFFSET,
- rgn23_data + offset,
- mb->un.varDmp.word_cnt);
+ rgn23_data + offset,
+ mb->un.varDmp.word_cnt);
offset += mb->un.varDmp.word_cnt;
} while (mb->un.varDmp.word_cnt && offset < DMP_RGN23_SIZE);
- data_size = offset;
- offset = 0;
+ mempool_free(pmb, phba->mbox_mem_pool);
+ return offset;
+}
+
+/**
+ * lpfc_sli4_get_config_region23 - Get sli4 port region 23 data.
+ * @phba: pointer to lpfc hba data structure.
+ * @rgn23_data: pointer to configure region 23 data.
+ *
+ * This function gets SLI4 port configure region 23 data through memory dump
+ * mailbox command. When it successfully retrieves data, the size of the data
+ * will be returned, otherwise, 0 will be returned.
+ **/
+static uint32_t
+lpfc_sli4_get_config_region23(struct lpfc_hba *phba, char *rgn23_data)
+{
+ LPFC_MBOXQ_t *mboxq = NULL;
+ struct lpfc_dmabuf *mp = NULL;
+ struct lpfc_mqe *mqe;
+ uint32_t data_length = 0;
+ int rc;
+
+ if (!rgn23_data)
+ return 0;
+
+ mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!mboxq) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3105 failed to allocate mailbox memory\n");
+ return 0;
+ }
+
+ if (lpfc_sli4_dump_cfg_rg23(phba, mboxq))
+ goto out;
+ mqe = &mboxq->u.mqe;
+ mp = (struct lpfc_dmabuf *) mboxq->context1;
+ rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
+ if (rc)
+ goto out;
+ data_length = mqe->un.mb_words[5];
+ if (data_length == 0)
+ goto out;
+ if (data_length > DMP_RGN23_SIZE) {
+ data_length = 0;
+ goto out;
+ }
+ lpfc_sli_pcimem_bcopy((char *)mp->virt, rgn23_data, data_length);
+out:
+ mempool_free(mboxq, phba->mbox_mem_pool);
+ if (mp) {
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ }
+ return data_length;
+}
+
+/**
+ * lpfc_sli_read_link_ste - Read region 23 to decide if link is disabled.
+ * @phba: pointer to lpfc hba data structure.
+ *
+ * This function read region 23 and parse TLV for port status to
+ * decide if the user disaled the port. If the TLV indicates the
+ * port is disabled, the hba_flag is set accordingly.
+ **/
+void
+lpfc_sli_read_link_ste(struct lpfc_hba *phba)
+{
+ uint8_t *rgn23_data = NULL;
+ uint32_t if_type, data_size, sub_tlv_len, tlv_offset;
+ uint32_t offset = 0;
+
+ /* Get adapter Region 23 data */
+ rgn23_data = kzalloc(DMP_RGN23_SIZE, GFP_KERNEL);
+ if (!rgn23_data)
+ goto out;
+
+ if (phba->sli_rev < LPFC_SLI_REV4)
+ data_size = lpfc_sli_get_config_region23(phba, rgn23_data);
+ else {
+ if_type = bf_get(lpfc_sli_intf_if_type,
+ &phba->sli4_hba.sli_intf);
+ if (if_type == LPFC_SLI_INTF_IF_TYPE_0)
+ goto out;
+ data_size = lpfc_sli4_get_config_region23(phba, rgn23_data);
+ }
if (!data_size)
goto out;
@@ -15373,9 +15674,8 @@ lpfc_sli_read_link_ste(struct lpfc_hba *phba)
goto out;
}
}
+
out:
- if (pmb)
- mempool_free(pmb, phba->mbox_mem_pool);
kfree(rgn23_data);
return;
}