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| author | Yaniv Gardi <ygardi@codeaurora.org> | 2015-05-17 18:55:05 +0300 |
|---|---|---|
| committer | James Bottomley <JBottomley@Odin.com> | 2015-06-02 13:20:14 -0700 |
| commit | 9949e702e69718965f3c3c6787eb17d420daa7df (patch) | |
| tree | 969e36fdaed3154ace03c9284c7bc5d7c54c270e /drivers/scsi/ufs/ufshci.h | |
| parent | 2c0cc2e2693b3c13cf007cfd25b6ea43a1eceb45 (diff) | |
| download | linux-9949e702e69718965f3c3c6787eb17d420daa7df.tar.gz linux-9949e702e69718965f3c3c6787eb17d420daa7df.tar.bz2 linux-9949e702e69718965f3c3c6787eb17d420daa7df.zip | |
scsi: ufs: add quirk to handle broken UFS HCI version
Some host controller hardware controllers may not advertise correct
version in UFS HCI VER register. To workaround this, add new quirk
and call the host controller hardware vendor specific callback to
get the correct UFS HCI version register value.
Signed-off-by: Yaniv Gardi <ygardi@codeaurora.org>
Reviewed-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
Diffstat (limited to 'drivers/scsi/ufs/ufshci.h')
| -rw-r--r-- | drivers/scsi/ufs/ufshci.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/scsi/ufs/ufshci.h b/drivers/scsi/ufs/ufshci.h index f8909ece2171..0ae0967aaed8 100644 --- a/drivers/scsi/ufs/ufshci.h +++ b/drivers/scsi/ufs/ufshci.h @@ -89,8 +89,9 @@ enum { /* Controller UFSHCI version */ enum { - UFSHCI_VERSION_10 = 0x00010000, - UFSHCI_VERSION_11 = 0x00010100, + UFSHCI_VERSION_10 = 0x00010000, /* 1.0 */ + UFSHCI_VERSION_11 = 0x00010100, /* 1.1 */ + UFSHCI_VERSION_20 = 0x00000200, /* 2.0 */ }; /* |