Commit cd248a95 authored by Bikash Hazarika's avatar Bikash Hazarika Committed by Martin K. Petersen
Browse files

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: default avatarBikash Hazarika <bhazarika@marvell.com>
Signed-off-by: default avatarNilesh Javali <njavali@marvell.com>
Link: https://lore.kernel.org/r/20230821130045.34850-5-njavali@marvell.com


Reviewed-by: default avatarHimanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent e370b64c

drivers/scsi/qla2xxx/qla_isr.c

+18 −0
Original line number Diff line number Diff line
@@ -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 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) 
		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;