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authorBikash Hazarika <bhazarika@marvell.com>2023-08-21 18:30:40 +0530
committerMartin K. Petersen <martin.petersen@oracle.com>2023-08-21 17:45:14 -0400
commitcd248a95f86df2523056ef8ad895e8ee0c17be53 (patch)
treedbb8591dfd3cf8bf66055eda8b00fd349839c211 /drivers/scsi/qla2xxx/qla_isr.c
parente370b64c7db96384a0886a09a9d80406e4c663d7 (diff)
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>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 867025c89909..e98788191897 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -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;