From 0293635ef6234ae813df95d6b3b93a666c69f33d Mon Sep 17 00:00:00 2001 From: James Smart Date: Fri, 4 Apr 2014 13:52:12 -0400 Subject: [PATCH] lpfc: Fix FW dump using sysfs Fix FW dump using sysfs Signed-off-by: James Smart Reviewed-By: Dick Kennedy Signed-off-by: Christoph Hellwig --- drivers/scsi/lpfc/lpfc.h | 1 + drivers/scsi/lpfc/lpfc_attr.c | 7 ++++++- drivers/scsi/lpfc/lpfc_sli.c | 13 ++++++++++--- 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"); -- 2.34.1