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authorJames Smart <james.smart@emulex.com>2013-04-17 20:16:51 -0400
committerJames Bottomley <JBottomley@Parallels.com>2013-05-02 12:56:30 -0700
commit229adb0ece8f06091252b06200c176e6cb5b4271 (patch)
treec71e006d8026e7de96468c2503ee9c707a00dc1d /drivers/scsi
parenta22e7db38b8a582701faaa608cc65bc2fb517cde (diff)
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[SCSI] lpfc 8.3.39: Fix driver issues with SCSI Host reset
Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c7
-rw-r--r--drivers/scsi/lpfc/lpfc_hw4.h2
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c7
3 files changed, 13 insertions, 3 deletions
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 3b10aa5745b5..28e213b9dbba 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -674,6 +674,9 @@ lpfc_do_offline(struct lpfc_hba *phba, uint32_t type)
int i;
int rc;
+ if (phba->pport->fc_flag & FC_OFFLINE_MODE)
+ return 0;
+
init_completion(&online_compl);
rc = lpfc_workq_post_event(phba, &status, &online_compl,
LPFC_EVT_OFFLINE_PREP);
@@ -741,7 +744,8 @@ lpfc_selective_reset(struct lpfc_hba *phba)
int status = 0;
int rc;
- if (!phba->cfg_enable_hba_reset)
+ if ((!phba->cfg_enable_hba_reset) ||
+ (phba->pport->fc_flag & FC_OFFLINE_MODE))
return -EACCES;
status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
@@ -895,6 +899,7 @@ lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode)
pci_disable_sriov(pdev);
phba->cfg_sriov_nr_virtfn = 0;
}
+
status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
if (status != 0)
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 1dd2f6f0a127..42660c97119e 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -621,7 +621,7 @@ struct lpfc_register {
#define lpfc_sliport_status_rdy_SHIFT 23
#define lpfc_sliport_status_rdy_MASK 0x1
#define lpfc_sliport_status_rdy_WORD word0
-#define MAX_IF_TYPE_2_RESETS 1000
+#define MAX_IF_TYPE_2_RESETS 6
#define LPFC_CTL_PORT_CTL_OFFSET 0x408
#define lpfc_sliport_ctrl_end_SHIFT 30
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 1874b327494e..7bb89f49df9b 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -7817,8 +7817,13 @@ lpfc_pci_function_reset(struct lpfc_hba *phba)
out:
/* Catch the not-ready port failure after a port reset. */
- if (num_resets >= MAX_IF_TYPE_2_RESETS)
+ if (num_resets >= MAX_IF_TYPE_2_RESETS) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3317 HBA not functional: IP Reset Failed "
+ "after (%d) retries, try: "
+ "echo fw_reset > board_mode\n", num_resets);
rc = -ENODEV;
+ }
return rc;
}