diff options
| author | Sreekanth Reddy <sreekanth.reddy@avagotech.com> | 2015-01-12 11:38:56 +0530 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2015-01-13 16:27:23 +0100 |
| commit | 2d8ce8c9d4b25b88eb4aa6bc52492eb7e0ae1dab (patch) | |
| tree | c452e3daa9cd66844d5141a4025b769b16392c80 /drivers/scsi/mpt2sas/mpt2sas_base.c | |
| parent | cb16ef384f15d33a53b4db47878aa818be059d77 (diff) | |
mpt2sas, mpt3sas: log exceeded temperature thresholds
This patch will log a message when driver receives "Temperature Threshold
exceeded" event from any temperature sensor.
The message will look similar to like:
mpt3sas0: Temperature Threshold flags a b c d exceeded for Sensor: x !!!
mpt3sas0: Current Temp In Celsius: y
where a b c d are threshold flags 0 1 2 3
Change_set:
1. Get the number of sensor count of this IOC by reading IO Unit page 8 at
driver initialization time.
2. Also unmask the Temperature Threshold Event at driver initialization
time
3. Whenever a MPI2_EVENT_TEMP_THRESHOLD event is received from the
firmware, then print the sensor number, the maximum threshold number it
has exceed and the current temperature of this sensor.
Signed-off-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/scsi/mpt2sas/mpt2sas_base.c')
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_base.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index 3fb01d1883c6..14ebb54fae33 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -639,6 +639,9 @@ _base_display_event_data(struct MPT2SAS_ADAPTER *ioc, if (!ioc->hide_ir_msg) desc = "Log Entry Added"; break; + case MPI2_EVENT_TEMP_THRESHOLD: + desc = "Temperature Threshold"; + break; } if (!desc) @@ -2338,6 +2341,7 @@ _base_static_config_pages(struct MPT2SAS_ADAPTER *ioc) mpt2sas_config_get_ioc_pg8(ioc, &mpi_reply, &ioc->ioc_pg8); mpt2sas_config_get_iounit_pg0(ioc, &mpi_reply, &ioc->iounit_pg0); mpt2sas_config_get_iounit_pg1(ioc, &mpi_reply, &ioc->iounit_pg1); + mpt2sas_config_get_iounit_pg8(ioc, &mpi_reply, &ioc->iounit_pg8); _base_display_ioc_capabilities(ioc); /* @@ -2355,6 +2359,8 @@ _base_static_config_pages(struct MPT2SAS_ADAPTER *ioc) ioc->iounit_pg1.Flags = cpu_to_le32(iounit_pg1_flags); mpt2sas_config_set_iounit_pg1(ioc, &mpi_reply, &ioc->iounit_pg1); + if (ioc->iounit_pg8.NumSensors) + ioc->temp_sensors_count = ioc->iounit_pg8.NumSensors; } /** @@ -4594,6 +4600,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) _base_unmask_events(ioc, MPI2_EVENT_IR_PHYSICAL_DISK); _base_unmask_events(ioc, MPI2_EVENT_IR_OPERATION_STATUS); _base_unmask_events(ioc, MPI2_EVENT_LOG_ENTRY_ADDED); + _base_unmask_events(ioc, MPI2_EVENT_TEMP_THRESHOLD); r = _base_make_ioc_operational(ioc, CAN_SLEEP); if (r) goto out_free_resources; |