Driver processes the event MPI26_EVENT_ACTIVE_CABLE_DEGRADED
when a cable is present and is running at a degraded speed
(below the SAS3 12 Gb/s rate). Prints added
to inform the user that the cable is not running at
optimal speed.
Signed-off-by: Chaitra P B <chaitra.basa...@broadcom.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subram...@broadcom.com>
---
drivers/scsi/mpt3sas/mpi/mpi2_ioc.h | 2 ++
drivers/scsi/mpt3sas/mpt3sas_scsih.c | 25 +++++++++++++++++--------
2 files changed, 19 insertions(+), 8 deletions(-)
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
b/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
index 8bae305..af4be40 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
@@ -624,6 +624,8 @@ typedef struct _MPI26_EVENT_DATA_ACTIVE_CABLE_EXCEPT {
/* defines for ReasonCode field */
#define MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER (0x00)
+#define MPI26_EVENT_ACTIVE_CABLE_PRESENT (0x01)
+#define MPI26_EVENT_ACTIVE_CABLE_DEGRADED (0x02)
/*Hard Reset Received Event data */
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 75f3fce..2c6a689 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -8028,15 +8028,24 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER
*ioc, u8 msix_index,
case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION:
ActiveCableEventData =
(Mpi26EventDataActiveCableExcept_t *) mpi_reply->EventData;
- if (ActiveCableEventData->ReasonCode ==
- MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER) {
- pr_info(MPT3SAS_FMT "Currently an active cable with
ReceptacleID %d",
- ioc->name, ActiveCableEventData->ReceptacleID);
- pr_info("cannot be powered and devices connected to
this active cable");
- pr_info("will not be seen. This active cable");
- pr_info("requires %d mW of power",
- ActiveCableEventData->ActiveCablePowerRequirement);
+ switch (ActiveCableEventData->ReasonCode) {
+ case MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER:
+ pr_notice(MPT3SAS_FMT "Receptacle ID %d: This active
cable"
+ " requires %d mW of power\n", ioc->name,
+ ActiveCableEventData->ReceptacleID,
+ ActiveCableEventData->ActiveCablePowerRequirement);
+ pr_notice(MPT3SAS_FMT "Receptacle ID %d: Devices
connected"
+ " to this active cable will not be seen\n",
+ ioc->name, ActiveCableEventData->ReceptacleID);
+ break;
+
+ case MPI26_EVENT_ACTIVE_CABLE_DEGRADED:
+ pr_notice(MPT3SAS_FMT "ReceptacleID %d: This cable",
+ ioc->name, ActiveCableEventData->ReceptacleID);
+ pr_notice(" is not running at an optimal speed(12
Gb/s)\n");
+ break;
}
+
break;
default: /* ignore the rest */
--
1.7.1
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