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| author | Alim Akhtar <alim.akhtar@samsung.com> | 2018-05-06 12:14:15 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-05-18 16:43:19 +0200 |
| commit | 1399c5b02c568700ba50ce1ec19c12e71b25c73d (patch) | |
| tree | 70d859d2466bdf2de1e8e3a54faaac17bb4a3c3a /drivers/scsi/ufs/ufshcd.h | |
| parent | scsi: ufs: ufshcd: Remove VLA usage (diff) | |
| download | linux-1399c5b02c568700ba50ce1ec19c12e71b25c73d.tar.xz linux-1399c5b02c568700ba50ce1ec19c12e71b25c73d.zip | |
scsi: ufs: add quirk to fix mishandling utrlclr/utmrlclr
In the right behavior, setting the bit to '0' indicates clear and '1'
indicates no change. If host controller handles this the other way,
UFSHCI_QUIRK_BROKEN_REQ_LIST_CLR can be used.
[mkp: typo]
Signed-off-by: Seungwon Jeon <essuuj@gmail.com>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
Reviewed-by: Subhash Jadavani <subhashj@codeaurora.org>
Reviewed-by: "Asutosh Das (asd)" <asutoshd@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs/ufshcd.h')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 8110dcd04d22..09c285f62c6a 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -595,6 +595,11 @@ struct ufs_hba { */ #define UFSHCD_QUIRK_PRDT_BYTE_GRAN 0x80 + /* + * Clear handling for transfer/task request list is just opposite. + */ + #define UFSHCI_QUIRK_BROKEN_REQ_LIST_CLR 0x100 + unsigned int quirks; /* Deviations from standard UFSHCI spec. */ /* Device deviations from standard UFS device spec. */ |