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| author | Kevin Barnett <kevin.barnett@microsemi.com> | 2016-08-31 22:54:41 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-09-02 13:21:38 +0300 |
| commit | ff6abb7383d2eec6c8c988ff661352e66f245686 (patch) | |
| tree | df6501219015b5c0c70684eb0ef39ff50223ea5e /drivers/scsi/smartpqi/smartpqi_sis.c | |
| parent | 14bb215d09de98a8e95fa2bb1b8f35b79672c5df (diff) | |
| download | linux-ff6abb7383d2eec6c8c988ff661352e66f245686.tar.xz | |
scsi: smartpqi: add kdump support
Reviewed-by: Scott Teel <scott.teel@microsemi.com>
Reviewed-by: Scott Benesh <scott.benesh@microsemi.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Kevin Barnett <kevin.barnett@microsemi.com>
Signed-off-by: Don Brace <don.brace@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/smartpqi/smartpqi_sis.c')
| -rw-r--r-- | drivers/scsi/smartpqi/smartpqi_sis.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/scsi/smartpqi/smartpqi_sis.c b/drivers/scsi/smartpqi/smartpqi_sis.c index 5d416a8aa462..71408f9e8f75 100644 --- a/drivers/scsi/smartpqi/smartpqi_sis.c +++ b/drivers/scsi/smartpqi/smartpqi_sis.c @@ -376,6 +376,16 @@ int sis_reenable_sis_mode(struct pqi_ctrl_info *ctrl_info) return rc; } +void sis_write_driver_scratch(struct pqi_ctrl_info *ctrl_info, u32 value) +{ + writel(value, &ctrl_info->registers->sis_driver_scratch); +} + +u32 sis_read_driver_scratch(struct pqi_ctrl_info *ctrl_info) +{ + return readl(&ctrl_info->registers->sis_driver_scratch); +} + static void __attribute__((unused)) verify_structures(void) { BUILD_BUG_ON(offsetof(struct sis_base_struct, |