diff options
| author | Giridhar Malavali <giridhar.malavali@qlogic.com> | 2012-05-15 20:34:12 +0200 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2012-05-22 12:17:28 +0200 |
| commit | 5988aeb28fa0090520f912c44f5a35cf69de7d70 (patch) | |
| tree | bd61a731bf0d4dcae064132a2f8c20d0df7dd3b4 /drivers/scsi/qla2xxx/qla_nx.c | |
| parent | [SCSI] qla2xxx: Remove unneeded DPC wakeups from qla82xx_watchdog. (diff) | |
| download | linux-5988aeb28fa0090520f912c44f5a35cf69de7d70.tar.xz linux-5988aeb28fa0090520f912c44f5a35cf69de7d70.zip | |
[SCSI] qla2xxx: Detect PEG errors.
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_nx.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_nx.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index 6f8850c38b3e..954e2c211729 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -3325,6 +3325,30 @@ exit: return rval; } +static int qla82xx_check_temp(scsi_qla_host_t *vha) +{ + uint32_t temp, temp_state, temp_val; + struct qla_hw_data *ha = vha->hw; + + temp = qla82xx_rd_32(ha, CRB_TEMP_STATE); + temp_state = qla82xx_get_temp_state(temp); + temp_val = qla82xx_get_temp_val(temp); + + if (temp_state == QLA82XX_TEMP_PANIC) { + ql_log(ql_log_warn, vha, 0x600e, + "Device temperature %d degrees C exceeds " + " maximum allowed. Hardware has been shut down.\n", + temp_val); + return 1; + } else if (temp_state == QLA82XX_TEMP_WARN) { + ql_log(ql_log_warn, vha, 0x600f, + "Device temperature %d degrees C exceeds " + "operating range. Immediate action needed.\n", + temp_val); + } + return 0; +} + void qla82xx_clear_pending_mbx(scsi_qla_host_t *vha) { struct qla_hw_data *ha = vha->hw; @@ -3347,7 +3371,11 @@ void qla82xx_watchdog(scsi_qla_host_t *vha) /* don't poll if reset is going on */ if (!ha->flags.isp82xx_reset_hdlr_active) { dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); - if (dev_state == QLA82XX_DEV_NEED_RESET && + if (qla82xx_check_temp(vha)) { + set_bit(ISP_UNRECOVERABLE, &vha->dpc_flags); + ha->flags.isp82xx_fw_hung = 1; + qla82xx_clear_pending_mbx(vha); + } else if (dev_state == QLA82XX_DEV_NEED_RESET && !test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) { ql_log(ql_log_warn, vha, 0x6001, "Adapter reset needed.\n"); |