scsi: qedf: Add schedule_hw_err_handler callback for fan failure

On fan failure, disable the PCI function and initiate recovery for ramrod
failure.

Link: https://lore.kernel.org/r/20200907121443.5150-7-jhasan@marvell.com


Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Javed Hasan <jhasan@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>