diff options
| author | Vikas Chaudhary <vikas.chaudhary@qlogic.com> | 2012-09-20 07:35:05 -0400 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2012-09-24 12:37:48 +0400 |
| commit | 39c95826018ed68216cb34a1f6eb8c6b302a24f4 (patch) | |
| tree | b1681d86e110a49694d831020b668cfea4cfcf14 /drivers/scsi | |
| parent | 8276190725aca00bcf8869493a5040d2eebbca31 (diff) | |
| download | linux-39c95826018ed68216cb34a1f6eb8c6b302a24f4.tar.bz2 | |
[SCSI] qla4xxx: Update idc reg in case of PCI AER
Camram is reset by FW to default values after reboot/cold boot/pci reset.
In case of AER, PCI may need to reset so we need to set correct idc reg value
after PCIE error.
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_glbl.h | 1 | ||||
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_nx.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_os.c | 15 |
3 files changed, 15 insertions, 3 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h index eea04e011a48..0580f8048f63 100644 --- a/drivers/scsi/qla4xxx/ql4_glbl.h +++ b/drivers/scsi/qla4xxx/ql4_glbl.h @@ -256,6 +256,7 @@ void qla4_8xxx_get_minidump(struct scsi_qla_host *ha); int qla4_8xxx_mbx_intr_disable(struct scsi_qla_host *ha); int qla4_8xxx_mbx_intr_enable(struct scsi_qla_host *ha); int qla4_8xxx_set_param(struct scsi_qla_host *ha, int param); +int qla4_8xxx_update_idc_reg(struct scsi_qla_host *ha); extern int ql4xextended_error_logging; extern int ql4xdontresethba; diff --git a/drivers/scsi/qla4xxx/ql4_nx.c b/drivers/scsi/qla4xxx/ql4_nx.c index 9b67aadf9fd0..66f52d2b5cd4 100644 --- a/drivers/scsi/qla4xxx/ql4_nx.c +++ b/drivers/scsi/qla4xxx/ql4_nx.c @@ -2833,7 +2833,7 @@ exit_set_idc_ver: return rval; } -static int qla4_8xxx_update_idc_reg(struct scsi_qla_host *ha) +int qla4_8xxx_update_idc_reg(struct scsi_qla_host *ha) { uint32_t drv_active; int rval = QLA_SUCCESS; diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index afaba52ff250..81b3038c385c 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -6135,9 +6135,19 @@ static uint32_t qla4_8xxx_error_recovery(struct scsi_qla_host *ha) ha->isp_ops->idc_lock(ha); qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE, QLA8XXX_DEV_COLD); - qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_IDC_VERSION, - QLA82XX_IDC_VERSION); ha->isp_ops->idc_unlock(ha); + + rval = qla4_8xxx_update_idc_reg(ha); + if (rval == QLA_ERROR) { + ql4_printk(KERN_INFO, ha, "scsi%ld: %s: HW State: FAILED\n", + ha->host_no, __func__); + ha->isp_ops->idc_lock(ha); + qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE, + QLA8XXX_DEV_FAILED); + ha->isp_ops->idc_unlock(ha); + goto exit_error_recovery; + } + clear_bit(AF_FW_RECOVERY, &ha->flags); rval = qla4xxx_initialize_adapter(ha, RESET_ADAPTER); @@ -6195,6 +6205,7 @@ static uint32_t qla4_8xxx_error_recovery(struct scsi_qla_host *ha) ha->isp_ops->idc_unlock(ha); } } +exit_error_recovery: clear_bit(DPC_RESET_ACTIVE, &ha->dpc_flags); return rval; } |