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| author | Suganath Prabu S <suganath-prabu.subramani@broadcom.com> | 2020-11-26 15:13:08 +0530 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-12-09 11:34:19 -0500 |
| commit | 2a5c3a35c156efc9991dd3b9e46b1cc2653baa63 (patch) | |
| tree | 799a556d895e3111f688eb945ec542b16c93efeb /drivers/scsi/mpt3sas/mpt3sas_transport.c | |
| parent | 71b3fb8fe6dd6e8e8c296653e45ed6f1817e6dfc (diff) | |
scsi: mpt3sas: Add persistent SCSI sense trigger page
Trigger Page3 is used to store information about SCSI Sense triggers:
Persistent Trigger Page-3
------------------------------------------------------------------
| 31 24 23 16 15 8 7 0| Byte
------------------------------------------------------------------
| PageType | PageNumber | Reserved | PageVersion | 0x00
------------------------------------------------------------------
| Reserved | ExtPageType | ExtPageLen | 0x04
------------------------------------------------------------------
| Reserved | NumScsiSense | TriggerEntries | 0x08
------------------------------------------------------------------
| ScsiSenseTriggerEntry[0] | 0x0C
------------------------------------------------------------------
| … … |
------------------------------------------------------------------
| ScsiSenseTriggerEntry[19] | 0x58
------------------------------------------------------------------
NumScsiSenseTriggerEntries:
This field indicates number of SCSI Sense trigger entries stored in this
page. Currently driver is supporting a maximum of 20-SCSI Sense trigger
entries.
ScsiSenseTriggerEntry:
-----------------------------------------------
| 31 24 23 16 15 8 7 0 |
-----------------------------------------------
| Reserved | SenseKey | ASC | ASCQ |
-----------------------------------------------
ASCQ => Additional Sense Code Qualifier
ASC => Additional Sense Code
SenseKey => Sense Key values
ASCQ => Additional Sense Code Qualifier
ASC => Additional Sense Code
SenseKey => Sense Key values
Link: https://lore.kernel.org/r/20201126094311.8686-6-suganath-prabu.subramani@broadcom.com
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_transport.c')
0 files changed, 0 insertions, 0 deletions