diff options
| author | Adam Jackson <ajax@redhat.com> | 2012-05-14 16:05:45 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-05-22 10:18:29 +0100 |
| commit | 86c3c3beb83d6cf61cc1589b62aaec80e6ac2b8b (patch) | |
| tree | bca4b2b08e46806b571203f07ffbff2190c88063 | |
| parent | 7beff62ee39d3ccf088bb77f61a63037f714d235 (diff) | |
drm/dp: Add DPCD OUI register defines
DisplayPort has an escape hatch by which sources and sinks can identify
each other. We would prefer not to notice this, but I suspect we're
going to need to.
Signed-off-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -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 93df2d72750b..8ed85b96487d 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -213,6 +213,10 @@ # define DP_TEST_NAK (1 << 1) # define DP_TEST_EDID_CHECKSUM_WRITE (1 << 2) +#define DP_SOURCE_OUI 0x300 +#define DP_SINK_OUI 0x400 +#define DP_BRANCH_OUI 0x500 + #define DP_SET_POWER 0x600 # define DP_SET_POWER_D0 0x1 # define DP_SET_POWER_D3 0x2 |