diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2021-05-11 11:37:09 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-05-19 22:44:31 -0400 |
| commit | 3d6c91641bc8a883b0c810ac1a919db29ebd5ee7 (patch) | |
| tree | e59fb76788b5c2d432d68990ba7da8d6a4b2474d /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | |
| parent | 1f6256590c118475d7c32839cf07178d1ae97f0c (diff) | |
drm/amdgpu/display: add helper functions to get/set backlight (v2)
And cache the value. These can be used by the backlight callbacks
and modesetting functions.
v2: rebase on latest backlight changes.
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1337
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h index c6f79c7dfac4..721c8b49730c 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -436,6 +436,13 @@ struct amdgpu_display_manager { */ struct list_head da_list; struct completion dmub_aux_transfer_done; + + /** + * @brightness: + * + * cached backlight values. + */ + u32 brightness[AMDGPU_DM_MAX_NUM_EDP]; }; enum dsc_clock_force_state { |