diff options
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 | 34 |
1 files changed, 30 insertions, 4 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 7ea9acb0358d..2bec5e6a3054 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -90,15 +90,41 @@ struct dm_comressor_info { }; /** - * struct amdgpu_dm_backlight_caps - Usable range of backlight values from ACPI - * @min_input_signal: minimum possible input in range 0-255 - * @max_input_signal: maximum possible input in range 0-255 - * @caps_valid: true if these values are from the ACPI interface + * struct amdgpu_dm_backlight_caps - Information about backlight + * + * Describe the backlight support for ACPI or eDP AUX. */ struct amdgpu_dm_backlight_caps { + /** + * @ext_caps: Keep the data struct with all the information about the + * display support for HDR. + */ + union dpcd_sink_ext_caps *ext_caps; + /** + * @aux_min_input_signal: Min brightness value supported by the display + */ + u32 aux_min_input_signal; + /** + * @aux_max_input_signal: Max brightness value supported by the display + * in nits. + */ + u32 aux_max_input_signal; + /** + * @min_input_signal: minimum possible input in range 0-255. + */ int min_input_signal; + /** + * @max_input_signal: maximum possible input in range 0-255. + */ int max_input_signal; + /** + * @caps_valid: true if these values are from the ACPI interface. + */ bool caps_valid; + /** + * @aux_support: Describes if the display supports AUX backlight. + */ + bool aux_support; }; /** |