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Commit b2a6c522 authored by Sujit Reddy Thumma's avatar Sujit Reddy Thumma Committed by Christoph Hellwig
Browse files

ufs: Fix sending unsupported SCSI command 



UFS 1.1 specification does not support MAINTENANCE IN(0xA3) SCSI
command and hence it doesn't support REPORT SUPPORTED OPERATION CODES
as well.

Change-Id: Ic09c5b46b2511b1c28db478023c32b898ac69e6d
Signed-off-by: default avatarSujit Reddy Thumma <sthumma@codeaurora.org>
Signed-off-by: default avatarDolev Raviv <draviv@codeaurora.org>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent e9d501b1

drivers/scsi/ufs/ufshcd.c

+3 −0
Original line number Diff line number Diff line
@@ -1992,6 +1992,9 @@ static int ufshcd_slave_alloc(struct scsi_device *sdev) 
	/* allow SCSI layer to restart the device in case of errors */

	sdev->allow_restart = 1;



	/* REPORT SUPPORTED OPERATION CODES is not supported */

	sdev->no_report_opcodes = 1;



	lun_qdepth = ufshcd_read_sdev_qdepth(hba, sdev);

	if (lun_qdepth <= 0)

		/* eventually, we can figure out the real queue depth */