[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>

diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 3b10aa5745b5bf9290708fc5ef87b3ce0cb29c55..28e213b9dbbaa281f813c8b3fb5c2b593ff2e86a 100644 (file)
--- 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 1dd2f6f0a1272f4717e6063449879b55b06ce4b0..42660c97119e43e24fd6f63274914afb506d0b17 100644 (file)
--- 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 1874b327494e7d31aab474496f82009894145fae..7bb89f49df9bc5399096fd1e3c61fd372b9bcbb8 100644 (file)
--- 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;
 }