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authorJames Smart <james.smart@emulex.com>2014-04-04 13:52:12 -0400
committerChristoph Hellwig <hch@lst.de>2014-06-02 18:28:52 +0200
commit0293635ef6234ae813df95d6b3b93a666c69f33d (patch)
tree4b030cf4e4cdbfc6e0dac0df79dc722a817ed6d6 /drivers/scsi
parentdb55fba8dc26535d34c00a3b3256da0b48608071 (diff)
lpfc: Fix FW dump using sysfs
Fix FW dump using sysfs Signed-off-by: James Smart <james.smart@emulex.com> Reviewed-By: Dick Kennedy <dick.kennedy@emulex.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/lpfc/lpfc.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c7
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c13
3 files changed, 17 insertions, 4 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 94a3cafe7197..f71375872007 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -640,6 +640,7 @@ struct lpfc_hba {
#define HBA_DEVLOSS_TMO 0x2000 /* HBA in devloss timeout */
#define HBA_RRQ_ACTIVE 0x4000 /* process the rrq active list */
#define HBA_FCP_IOQ_FLUSH 0x8000 /* FCP I/O queues being flushed */
+#define HBA_FW_DUMP_OP 0x10000 /* Skips fn reset before FW dump */
uint32_t fcp_ring_in_use; /* When polling test if intr-hndlr active*/
struct lpfc_dmabuf slim2p;
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 8d5b6ceec9c9..3d6a77e21540 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -919,10 +919,15 @@ lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode)
phba->cfg_sriov_nr_virtfn = 0;
}
+ if (opcode == LPFC_FW_DUMP)
+ phba->hba_flag |= HBA_FW_DUMP_OP;
+
status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
- if (status != 0)
+ if (status != 0) {
+ phba->hba_flag &= ~HBA_FW_DUMP_OP;
return status;
+ }
/* wait for the device to be quiesced before firmware reset */
msleep(100);
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 91e3c51f8265..b5336a693974 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -4057,12 +4057,13 @@ lpfc_sli4_brdreset(struct lpfc_hba *phba)
{
struct lpfc_sli *psli = &phba->sli;
uint16_t cfg_value;
- int rc;
+ int rc = 0;
/* Reset HBA */
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "0295 Reset HBA Data: x%x x%x\n",
- phba->pport->port_state, psli->sli_flag);
+ "0295 Reset HBA Data: x%x x%x x%x\n",
+ phba->pport->port_state, psli->sli_flag,
+ phba->hba_flag);
/* perform board reset */
phba->fc_eventTag = 0;
@@ -4075,6 +4076,12 @@ lpfc_sli4_brdreset(struct lpfc_hba *phba)
phba->fcf.fcf_flag = 0;
spin_unlock_irq(&phba->hbalock);
+ /* SLI4 INTF 2: if FW dump is being taken skip INIT_PORT */
+ if (phba->hba_flag & HBA_FW_DUMP_OP) {
+ phba->hba_flag &= ~HBA_FW_DUMP_OP;
+ return rc;
+ }
+
/* Now physically reset the device */
lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
"0389 Performing PCI function reset!\n");