drm/amd/display: Add AUX backlight register

Introduce vendor-specific registers for handling backlight via AUX.

Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index 3bc05fa93ed5b94688fcab7bbea2627b14f33eea..c0fcee4b5b69bde9a7feedc55b9a019bcfec6bdd 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -20,14 +20,6 @@
 
 #define DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE   0x50
 
-#define DP_SOURCE_TABLE_REVISION           0x310
-#define DP_SOURCE_PAYLOAD_SIZE             0x311
-#define DP_SOURCE_SINK_CAP                 0x317
-#define DP_SOURCE_BACKLIGHT_LEVEL          0x320
-#define DP_SOURCE_BACKLIGHT_CURRENT_PEAK    0x326
-#define DP_SOURCE_BACKLIGHT_CONTROL        0x32E
-#define DP_SOURCE_BACKLIGHT_ENABLE         0x32F
-
 /* maximum pre emphasis level allowed for each voltage swing level*/
 static const enum dc_pre_emphasis voltage_swing_to_pre_emphasis[] = {
                PRE_EMPHASIS_LEVEL3,

diff --git a/drivers/gpu/drm/amd/display/include/dpcd_defs.h b/drivers/gpu/drm/amd/display/include/dpcd_defs.h
index 2c90d1b46c8b233452ccaaafcc9f2cd1f2f2225e..3d29646c7cb43109425aac245ce95d5d7426d2a3 100644 (file)
--- a/drivers/gpu/drm/amd/display/include/dpcd_defs.h
+++ b/drivers/gpu/drm/amd/display/include/dpcd_defs.h
@@ -149,4 +149,12 @@ enum dpcd_psr_sink_states {
        PSR_SINK_STATE_SINK_INTERNAL_ERROR = 7,
 };
 
+#define DP_SOURCE_TABLE_REVISION           0x310
+#define DP_SOURCE_PAYLOAD_SIZE             0x311
+#define DP_SOURCE_SINK_CAP                 0x317
+#define DP_SOURCE_BACKLIGHT_LEVEL          0x320
+#define DP_SOURCE_BACKLIGHT_CURRENT_PEAK    0x326
+#define DP_SOURCE_BACKLIGHT_CONTROL        0x32E
+#define DP_SOURCE_BACKLIGHT_ENABLE         0x32F
+
 #endif /* __DAL_DPCD_DEFS_H__ */