1 files changed, 8 insertions, 0 deletions

diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 93df2d72750b..1744b18c06b3 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -72,6 +72,10 @@
 
 #define DP_MAIN_LINK_CHANNEL_CODING         0x006
 
+#define DP_DOWN_STREAM_PORT_COUNT           0x007
+#define  DP_PORT_COUNT_MASK                 0x0f
+#define  DP_OUI_SUPPORT                     (1 << 7)
+
 #define DP_EDP_CONFIGURATION_CAP            0x00d
 #define DP_TRAINING_AUX_RD_INTERVAL         0x00e
 
@@ -213,6 +217,10 @@
 # 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