diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 50 |
1 files changed, 30 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 3e1fd1e7d09f..573cf17262da 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -2267,6 +2267,11 @@ static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector) caps->ext_caps->bits.hdr_aux_backlight_control == 1) caps->aux_support = true; + if (amdgpu_backlight == 0) + caps->aux_support = false; + else if (amdgpu_backlight == 1) + caps->aux_support = true; + /* From the specification (CTA-861-G), for calculating the maximum * luminance we need to use: * Luminance = 50*2**(CV/32) @@ -3185,19 +3190,6 @@ static void amdgpu_dm_update_backlight_caps(struct amdgpu_display_manager *dm) #endif } -static int set_backlight_via_aux(struct dc_link *link, uint32_t brightness) -{ - bool rc; - - if (!link) - return 1; - - rc = dc_link_set_backlight_level_nits(link, true, brightness, - AUX_BL_DEFAULT_TRANSITION_TIME_MS); - - return rc ? 0 : 1; -} - static int get_brightness_range(const struct amdgpu_dm_backlight_caps *caps, unsigned *min, unsigned *max) { @@ -3260,9 +3252,10 @@ static int amdgpu_dm_backlight_update_status(struct backlight_device *bd) brightness = convert_brightness_from_user(&caps, bd->props.brightness); // Change brightness based on AUX property if (caps.aux_support) - return set_backlight_via_aux(link, brightness); - - rc = dc_link_set_backlight_level(dm->backlight_link, brightness, 0); + rc = dc_link_set_backlight_level_nits(link, true, brightness, + AUX_BL_DEFAULT_TRANSITION_TIME_MS); + else + rc = dc_link_set_backlight_level(dm->backlight_link, brightness, 0); return rc ? 0 : 1; } @@ -3270,11 +3263,27 @@ static int amdgpu_dm_backlight_update_status(struct backlight_device *bd) static int amdgpu_dm_backlight_get_brightness(struct backlight_device *bd) { struct amdgpu_display_manager *dm = bl_get_data(bd); - int ret = dc_link_get_backlight_level(dm->backlight_link); + struct amdgpu_dm_backlight_caps caps; + + amdgpu_dm_update_backlight_caps(dm); + caps = dm->backlight_caps; + + if (caps.aux_support) { + struct dc_link *link = (struct dc_link *)dm->backlight_link; + u32 avg, peak; + bool rc; - if (ret == DC_ERROR_UNEXPECTED) - return bd->props.brightness; - return convert_brightness_to_user(&dm->backlight_caps, ret); + rc = dc_link_get_backlight_level_nits(link, &avg, &peak); + if (!rc) + return bd->props.brightness; + return convert_brightness_to_user(&caps, avg); + } else { + int ret = dc_link_get_backlight_level(dm->backlight_link); + + if (ret == DC_ERROR_UNEXPECTED) + return bd->props.brightness; + return convert_brightness_to_user(&caps, ret); + } } static const struct backlight_ops amdgpu_dm_backlight_ops = { @@ -4716,6 +4725,7 @@ static int fill_dc_plane_attributes(struct amdgpu_device *adev, dc_plane_state->global_alpha_value = plane_info.global_alpha_value; dc_plane_state->dcc = plane_info.dcc; dc_plane_state->layer_index = plane_info.layer_index; // Always returns 0 + dc_plane_state->flip_int_enabled = true; /* * Always set input transfer function, since plane state is refreshed |