diff options
| author | David Francis <David.Francis@amd.com> | 2018-07-19 11:25:05 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-08-06 14:35:24 -0500 |
| commit | 620a0d27b211aa03d3f99accfdd58b88e6e0504c (patch) | |
| tree | 24f4b682dc1e04e55416ccb681602b9c272879fa /drivers/gpu/drm/amd/display/dc/dc_link.h | |
| parent | 0301ccbaf67d3d9aea97156c5eb85233bb5a5178 (diff) | |
drm/amd/display: Implement backlight_ops.get_brightness
[Why]
This hook that is supposed to read the actual backlight value
is used in a few places throughout the kernel to setup or force
update on backlight
[How]
Create a dc function that calls the existing abm function, and
call that function from amdgpu
Signed-off-by: David Francis <David.Francis@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_link.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_link.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 070a56926308..22f4ddd219d1 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -141,6 +141,8 @@ static inline struct dc_link *dc_get_link_at_index(struct dc *dc, uint32_t link_ bool dc_link_set_backlight_level(const struct dc_link *dc_link, uint32_t level, uint32_t frame_ramp, const struct dc_stream_state *stream); +int dc_link_get_backlight_level(const struct dc_link *dc_link); + bool dc_link_set_abm_disable(const struct dc_link *dc_link); bool dc_link_set_psr_enable(const struct dc_link *dc_link, bool enable, bool wait); |