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scsi: smartpqi: ensure controller is in SIS mode at init

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put in SIS mode during initialization.
support kexec/kdump

Reviewed-by: Scott Benesh <scott.benesh@microsemi.com>
Reviewed-by: Scott Teel <scott.teel@microsemi.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>
This commit is contained in:
Kevin Barnett
2017-05-03 18:52:46 -05:00
committed by Martin K. Petersen
parent 5b0fba0f40
commit 162d7753fc
4 changed files with 42 additions and 27 deletions
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6
drivers/scsi/smartpqi/smartpqi_sis.c
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@@ -127,6 +127,12 @@ bool sis_is_firmware_running(struct pqi_ctrl_info *ctrl_info)
return running;
}
bool sis_is_kernel_up(struct pqi_ctrl_info *ctrl_info)
{
return readl(&ctrl_info->registers->sis_firmware_status) &
SIS_CTRL_KERNEL_UP;
}
/* used for passing command parameters/results when issuing SIS commands */
struct sis_sync_cmd_params {
u32 mailbox[6]; /* mailboxes 0-5 */