scsi: smartpqi: add ofa support

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- when OFA event occurs, driver will stop traffic to RAID/HBA path. Driver
  waits for all the outstanding requests to complete.
- Driver sends OFA event acknowledgment to firmware.
- Driver will wait until the new firmware is up and running.
- Driver will free up the resources.
- Driver calls SIS/PQI initialization and rescans the device list.
- Driver will resume the traffic to RAID/HBA path.

Reviewed-by: Murthy Bhat <murthy.bhat@microsemi.com>
Signed-off-by: Mahesh Rajashekhara <mahesh.rajashekhara@microsemi.com>
Signed-off-by: Don Brace <don.brace@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

...

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Mahesh Rajashekhara 2018-12-18 17:39:07 -06:00 • committed by Martin K. Petersen

parent 65111785ac

commit 4fd22c13ad

4 changed files with 634 additions and 43 deletions

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76

drivers/scsi/smartpqi/smartpqi.h

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587

drivers/scsi/smartpqi/smartpqi_init.c

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13

drivers/scsi/smartpqi/smartpqi_sis.c

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1

drivers/scsi/smartpqi/smartpqi_sis.h

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