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authorSujit Reddy Thumma <sthumma@codeaurora.org>2018-01-24 09:52:35 +0530
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-05-30 07:48:57 +0200
commita825fd17b996f1a61c53115de056a1b055a8c118 (patch)
treed557eed8498dc61dff0699a93d06dddd96ba8c7e /drivers/scsi
parent4696737506bfa60d53bedfe3987354fe293fe44e (diff)
scsi: ufs: Enable quirk to ignore sending WRITE_SAME command
[ Upstream commit 84af7e8b895088d89f246d6b0f82717fafdebf61 ] WRITE_SAME command is not supported by UFS. Enable a quirk for the upper level drivers to not send WRITE SAME command. [mkp: botched patch, applied by hand] Signed-off-by: Sujit Reddy Thumma <sthumma@codeaurora.org> Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org> Signed-off-by: Asutosh Das <asutoshd@codeaurora.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/ufs/ufshcd.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 096c867069e9..18f26cf1e24d 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -2923,6 +2923,8 @@ static int ufshcd_slave_alloc(struct scsi_device *sdev)
/* REPORT SUPPORTED OPERATION CODES is not supported */
sdev->no_report_opcodes = 1;
+ /* WRITE_SAME command is not supported */
+ sdev->no_write_same = 1;
ufshcd_set_queue_depth(sdev);