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| author | Can Guo <cang@codeaurora.org> | 2019-12-05 02:14:25 +0000 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-12-19 22:08:52 -0500 |
| commit | 0ec96913344de9efdb388720247ea9f207bdc3aa (patch) | |
| tree | 0d9c522f6f6969730e585b93c647d835b2427c83 /include/scsi | |
| parent | 2df74b6985b51e77756e2e8faa16c45ca3ba53c5 (diff) | |
| download | linux-0ec96913344de9efdb388720247ea9f207bdc3aa.tar.gz linux-0ec96913344de9efdb388720247ea9f207bdc3aa.tar.bz2 linux-0ec96913344de9efdb388720247ea9f207bdc3aa.zip | |
scsi: core: Adjust DBD setting in MODE SENSE for caching mode page per LLD
UFS JEDEC standards require DBD field to be set to 1 in mode sense
command. This patch allows LLD to define the setting of DBD, if
required.
Link: https://lore.kernel.org/r/0101016ed3d643f9-ffd45d6c-c593-4a13-a18f-a32da3d3bb97-000000@us-west-2.amazonses.com
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/scsi')
| -rw-r--r-- | include/scsi/scsi_device.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index 3ed836db5306..f8312a3e5b42 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -172,6 +172,7 @@ struct scsi_device { * because we did a bus reset. */ unsigned use_10_for_rw:1; /* first try 10-byte read / write */ unsigned use_10_for_ms:1; /* first try 10-byte mode sense/select */ + unsigned set_dbd_for_ms:1; /* Set "DBD" field in mode sense */ unsigned no_report_opcodes:1; /* no REPORT SUPPORTED OPERATION CODES */ unsigned no_write_same:1; /* no WRITE SAME command */ unsigned use_16_for_rw:1; /* Use read/write(16) over read/write(10) */ |