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| author | Murthy Bhat <Murthy.Bhat@microchip.com> | 2021-09-29 01:54:34 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-10-05 06:13:14 +0200 |
| commit | 5d1f03e6f49ae80d417dc72d1ee16a3379e2c026 (patch) | |
| tree | 29202d1d68a9a6423ab8f4e2eb31b29bff69d337 /drivers/scsi/smartpqi/smartpqi_sis.h | |
| parent | scsi: smartpqi: Add controller handshake during kdump (diff) | |
| download | linux-5d1f03e6f49ae80d417dc72d1ee16a3379e2c026.tar.xz linux-5d1f03e6f49ae80d417dc72d1ee16a3379e2c026.zip | |
scsi: smartpqi: Capture controller reason codes
In some rare cases, the driver can halt the controller. Add a reason code
describing why the controller was halted. Store this reason code in a
controller register to aid in debugging the issue.
Link: https://lore.kernel.org/r/20210928235442.201875-4-don.brace@microchip.com
Reviewed-by: Scott Benesh <scott.benesh@microchip.com>
Reviewed-by: Scott Teel <scott.teel@microchip.com>
Reviewed-by: Mike McGowen <mike.mcgowen@microchip.com>
Acked-by: John Donnelly <john.p.donnelly@oracle.com>
Signed-off-by: Murthy Bhat <Murthy.Bhat@microchip.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/scsi/smartpqi/smartpqi_sis.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/smartpqi/smartpqi_sis.h b/drivers/scsi/smartpqi/smartpqi_sis.h index c1db93054c86..bd92ff49f385 100644 --- a/drivers/scsi/smartpqi/smartpqi_sis.h +++ b/drivers/scsi/smartpqi/smartpqi_sis.h @@ -21,7 +21,8 @@ int sis_get_pqi_capabilities(struct pqi_ctrl_info *ctrl_info); int sis_init_base_struct_addr(struct pqi_ctrl_info *ctrl_info); void sis_enable_msix(struct pqi_ctrl_info *ctrl_info); void sis_enable_intx(struct pqi_ctrl_info *ctrl_info); -void sis_shutdown_ctrl(struct pqi_ctrl_info *ctrl_info); +void sis_shutdown_ctrl(struct pqi_ctrl_info *ctrl_info, + enum pqi_ctrl_shutdown_reason ctrl_shutdown_reason); int sis_pqi_reset_quiesce(struct pqi_ctrl_info *ctrl_info); int sis_reenable_sis_mode(struct pqi_ctrl_info *ctrl_info); void sis_write_driver_scratch(struct pqi_ctrl_info *ctrl_info, u32 value); |