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scsi: qla2xxx: Add logs for SFP temperature monitoring 

Add logs for SFP Temperature Alert async event to check if laser is
enabled/disabled.

Signed-off-by: Bikash Hazarika <bhazarika@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Link: https://lore.kernel.org/r/20230821130045.34850-5-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Bikash Hazarika 2023-08-21 18:30:40 +05:30 committed by Martin K. Petersen
parent e370b64c7d
commit cd248a95f8
1 changed files with 18 additions and 0 deletions
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18
drivers/scsi/qla2xxx/qla_isr.c
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@ -56,6 +56,22 @@ const char *const port_state_str[] = {
[FCS_ONLINE] = "ONLINE"
};
#define SFP_DISABLE_LASER_INITIATED 0x15 /* Sub code of 8070 AEN */
#define SFP_ENABLE_LASER_INITIATED 0x16 /* Sub code of 8070 AEN */
static inline void display_Laser_info(scsi_qla_host_t *vha,
u16 mb1, u16 mb2, u16 mb3) {
if (mb1 == SFP_DISABLE_LASER_INITIATED)
ql_log(ql_log_warn, vha, 0xf0a2,
"SFP temperature (%d C) reached/exceeded the threshold (%d C). Laser is disabled.\n",
mb3, mb2);
if (mb1 == SFP_ENABLE_LASER_INITIATED)
ql_log(ql_log_warn, vha, 0xf0a3,
"SFP temperature (%d C) reached normal operating level. Laser is enabled.\n",
mb3);
}
static void
qla24xx_process_abts(struct scsi_qla_host *vha, struct purex_item *pkt)
{
@ -1927,6 +1943,8 @@ global_port_update:
break;
case MBA_TEMPERATURE_ALERT:
if (IS_QLA27XX(ha) || IS_QLA28XX(ha))
display_Laser_info(vha, mb[1], mb[2], mb[3]);
ql_dbg(ql_dbg_async, vha, 0x505e,
"TEMPERATURE ALERT: %04x %04x %04x\n", mb[1], mb[2], mb[3]);
break;