lkml.org 
[lkml]   [2018]   [May]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 3.18 046/185] scsi: ufs: Enable quirk to ignore sending WRITE_SAME command
    Date
    3.18-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Sujit Reddy Thumma <sthumma@codeaurora.org>

    [ 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>
    ---
    drivers/scsi/ufs/ufshcd.c | 2 ++
    1 file changed, 2 insertions(+)

    --- a/drivers/scsi/ufs/ufshcd.c
    +++ b/drivers/scsi/ufs/ufshcd.c
    @@ -2795,6 +2795,8 @@ static int ufshcd_slave_alloc(struct scs
    /* 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);


    \
     
     \ /
      Last update: 2018-05-28 18:44    [W:2.664 / U:0.008 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site