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[SCSI] qla2xxx: Detect PEG errors.

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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>
This commit is contained in:
Giridhar Malavali 2012-05-15 14:34:12 -04:00 committed by James Bottomley
parent 008dda6650
commit 5988aeb28f
3 changed files with 43 additions and 2 deletions
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2
drivers/scsi/qla2xxx/qla_dbg.c
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@ -20,7 +20,7 @@
* | DPC Thread | 0x401c | |
* | Async Events | 0x505d | 0x502b-0x502f |
* | | | 0x5047,0x5052 |
* | Timer Routines | 0x6011 | 0x600e-0x600f |
* | Timer Routines | 0x6011 | |
* | User Space Interactions | 0x709f | 0x7018,0x702e, |
* | | | 0x7039,0x7045, |
* | | | 0x7073-0x7075, |

30
drivers/scsi/qla2xxx/qla_nx.c
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@ -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");

13
drivers/scsi/qla2xxx/qla_nx.h
View File

@ -26,6 +26,7 @@
#define CRB_RCVPEG_STATE QLA82XX_REG(0x13c)
#define BOOT_LOADER_DIMM_STATUS QLA82XX_REG(0x54)
#define CRB_DMA_SHIFT QLA82XX_REG(0xcc)
#define CRB_TEMP_STATE QLA82XX_REG(0x1b4)
#define QLA82XX_DMA_SHIFT_VALUE 0x55555555
#define QLA82XX_HW_H0_CH_HUB_ADR 0x05
@ -1178,4 +1179,16 @@ static const int MD_MIU_TEST_AGT_RDDATA[] = { 0x410000A8, 0x410000AC,
#define CRB_NIU_XG_PAUSE_CTL_P0 0x1
#define CRB_NIU_XG_PAUSE_CTL_P1 0x8
#define qla82xx_get_temp_val(x) ((x) >> 16)
#define qla82xx_get_temp_state(x) ((x) & 0xffff)
#define qla82xx_encode_temp(val, state) (((val) << 16) | (state))
/*
* Temperature control.
*/
enum {
QLA82XX_TEMP_NORMAL = 0x1, /* Normal operating range */
QLA82XX_TEMP_WARN, /* Sound alert, temperature getting high */
QLA82XX_TEMP_PANIC /* Fatal error, hardware has shut down. */
};
#endif