scsi: smartpqi: Avoid drive spin-down during suspend

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On certain systems (based on PCI IDs), when the OS transitions the system
into the suspend (S3) state, the BMIC flush cache command will indicate a
system RESTART instead of SUSPEND.

This avoids drive spin-down.

Link: https://lore.kernel.org/r/164375211330.440833.7203813692110347698.stgit@brunhilda.pdev.net
Reviewed-by: Kevin Barnett <kevin.barnett@microchip.com>
Reviewed-by: Scott Benesh <scott.benesh@microchip.com>
Reviewed-by: Scott Teel <scott.teel@microchip.com>
Signed-off-by: Sagar Biradar <sagar.biradar@microchip.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

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Sagar Biradar 2022-02-01 15:48:33 -06:00 • committed by Martin K. Petersen

parent 42dc0426fb

commit b73357a1fd

1 changed files with 10 additions and 1 deletions

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drivers/scsi/smartpqi/smartpqi_init.c

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