drm/radeon/kms: properly set panel mode for eDP

This should make eDP more reliable.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 0d2f727e96b..93df2d72750 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -72,6 +72,7 @@
 
 #define DP_MAIN_LINK_CHANNEL_CODING         0x006
 
+#define DP_EDP_CONFIGURATION_CAP            0x00d
 #define DP_TRAINING_AUX_RD_INTERVAL         0x00e
 
 #define DP_PSR_SUPPORT                      0x070
@@ -159,6 +160,8 @@
 # define DP_CP_IRQ                          (1 << 2)
 # define DP_SINK_SPECIFIC_IRQ               (1 << 6)
 
+#define DP_EDP_CONFIGURATION_SET            0x10a
+
 #define DP_LANE0_1_STATUS                   0x202
 #define DP_LANE2_3_STATUS                   0x203
 # define DP_LANE_CR_DONE                    (1 << 0)