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author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-01-22 22:03:00 +0200 |
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committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-01-30 23:23:13 +0200 |
commit | 45bbda1e35f4943fec6522ef0cdb63cb9ab5780b (patch) | |
tree | 70c107eb334fd207bee38e85a877e68c370d5c59 /include/drm | |
parent | d9f7bb56c2925ea0641fe5121b954acc6a873605 (diff) | |
download | linux-45bbda1e35f4943fec6522ef0cdb63cb9ab5780b.tar.bz2 |
drm/dp/mst: Provide defines for ACK vs. NAK reply type
Make the code a bit easier to read by providing symbolic names
for the reply_type (ACK vs. NAK). Also clean up some brace stuff
while at it.
v2: s/DP_REPLY/DP_SIDEBAND_REPLY/ (DK)
Fix some checkpatch issues
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190122200301.18633-1-ville.syrjala@linux.intel.com
Diffstat (limited to 'include/drm')
-rw-r--r-- | include/drm/drm_dp_helper.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index c223c87ef119..a62d3750663a 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -992,6 +992,10 @@ #define DP_SINK_EVENT_NOTIFY 0x30 #define DP_QUERY_STREAM_ENC_STATUS 0x38 +/* DP 1.2 MST sideband reply types */ +#define DP_SIDEBAND_REPLY_ACK 0x00 +#define DP_SIDEBAND_REPLY_NAK 0x01 + /* DP 1.2 MST sideband nak reasons - table 2.84 */ #define DP_NAK_WRITE_FAILURE 0x01 #define DP_NAK_INVALID_READ 0x02 |