diff options
| author | Maya Erez <merez@codeaurora.org> | 2014-11-13 12:55:04 +0200 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-22 11:00:53 -0700 |
| commit | 36c183b7430f9170497c4467e60a70d07fce239c (patch) | |
| tree | 5744beadc0f96179288753de5a043a40159401bd /include | |
| parent | 3abbdb57e3f3461646821cb7b56178643261f0b5 (diff) | |
scsi: Adjust DBD setting in mode sense for caching mode page per LLD
Host sends MODE_SENSE_10 with caching mode page, to check if the device
supports the cache feature.
Some LLD standards requires DBD field to be set to 1.
This patch allows LLD to define the setting of DBD if required.
Change-Id: I7f6c0ff6613516c3ef49aacc0679b96b8bd9ccc8
Signed-off-by: Maya Erez <merez@codeaurora.org>
[mattw@codeaurora.org: resolved a trivial context conflict in
Scsi_Host struct definition]
Signed-off-by: Matt Wagantall <mattw@codeaurora.org>
[subhashj@codeaurora.org: resolved trivial merge conflicts]
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/scsi/scsi_host.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index fcfa3d7f5e7e..8618601b06ca 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -672,6 +672,12 @@ struct Scsi_Host { unsigned short_inquiry:1; /* + * Set "DBD" field in mode_sense caching mode page in case it is + * mandatory by LLD standard. + */ + unsigned set_dbd_for_caching:1; + + /* * Optional work queue to be utilized by the transport */ char work_q_name[20]; |