scsi: hisi_sas: check SATA FIS when directly attaching SATA device
authorXiang Chen <chenxiang66@hisilicon.com>
Mon, 7 Nov 2016 12:48:38 +0000 (20:48 +0800)
committerMartin K. Petersen <martin.petersen@oracle.com>
Fri, 25 Nov 2016 14:54:40 +0000 (09:54 -0500)
commit04708ff4c29522927de46424637e5a7c835a2e88
tree543335d4de0916c03a8c90c208658cad76f7fcd3
parentee44bfe45769b3c73b995438f63e31363953933c
scsi: hisi_sas: check SATA FIS when directly attaching SATA device

Check ERR bit of status to decide whether there is something wrong with
initial register-D2H FIS. If error exists, PHY reset the channel to
restart OOB.

Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Reviewed-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/hisi_sas/hisi_sas_v2_hw.c