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-rw-r--r--include/drm/drm_dp_helper.h8
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
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