From: Yongqiang Sun <yongqiang....@amd.com>
Change-Id: I67af5009aa86ea256e42c02ac902fe28f4ca65a4
Signed-off-by: Yongqiang Sun <yongqiang....@amd.com>
Acked-by: Harry Wentland <harry.wentl...@amd.com>
---
drivers/gpu/drm/amd/dal/dc/core/dc.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/dal/dc/core/dc.c
b/drivers/gpu/drm/amd/dal/dc/core/dc.c
index aaf61a1feb47..dbd7b4b6bfe9 100644
--- a/drivers/gpu/drm/amd/dal/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/dal/dc/core/dc.c
@@ -261,9 +261,11 @@ static bool set_backlight(struct dc *dc, unsigned int
backlight_level,
struct core_dc *core_dc = DC_TO_CORE(dc);
int i;
- for (i = 0; i < core_dc->link_count; i++)
- dc_link_set_backlight_level(&core_dc->links[i]->public,
- backlight_level, frame_ramp, stream);
+ if (stream->sink->sink_signal == SIGNAL_TYPE_EDP) {
+ for (i = 0; i < core_dc->link_count; i++)
+ dc_link_set_backlight_level(&core_dc->links[i]->public,
+ backlight_level, frame_ramp, stream);
+ }
return true;
--
2.10.1
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