From 86c3c3beb83d6cf61cc1589b62aaec80e6ac2b8b Mon Sep 17 00:00:00 2001 From: Adam Jackson <ajax@redhat.com> Date: Mon, 14 May 2012 16:05:45 -0400 Subject: [PATCH] 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> --- include/drm/drm_dp_helper.h | 4 ++++ 1 file changed, 4 insertions(+) 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 -- 2.34.1