diff options
| author | Antheas Kapenekakis <lkml@antheas.dev> | 2025-08-29 16:55:41 +0200 |
|---|---|---|
| committer | Mario Limonciello (AMD) <superm1@kernel.org> | 2025-09-03 10:23:04 -0500 |
| commit | a3ae3384be7704fcf41279f13190bd8a11204bea (patch) | |
| tree | 68969edc3b4e6f10d5aa0210827cd98f83178556 /drivers | |
| parent | bf0365b005d9a486d2ddf0c8ec0a578d0f3aabed (diff) | |
drm: panel-backlight-quirks: Log applied panel brightness quirks
Currently, when a panel brightness quirk is applied, there is no log
indicating that a quirk was applied. Unwrap the drm device on its own
and use drm_info() to log when a quirk is applied.
Suggested-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://lore.kernel.org/r/20250829145541.512671-7-lkml@antheas.dev
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
(Correct a missing -1 in the message math)
Signed-off-by: Mario Limonciello (AMD) <superm1@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 16 |
1 files changed, 13 insertions, 3 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 156f2aae6828..18f0e0912ea6 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3617,13 +3617,15 @@ static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector) struct drm_connector *conn_base; struct amdgpu_device *adev; struct drm_luminance_range_info *luminance_range; + struct drm_device *drm; if (aconnector->bl_idx == -1 || aconnector->dc_link->connector_signal != SIGNAL_TYPE_EDP) return; conn_base = &aconnector->base; - adev = drm_to_adev(conn_base->dev); + drm = conn_base->dev; + adev = drm_to_adev(drm); caps = &adev->dm.backlight_caps[aconnector->bl_idx]; caps->ext_caps = &aconnector->dc_link->dpcd_sink_ext_caps; @@ -3659,12 +3661,20 @@ static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector) panel_backlight_quirk = drm_get_panel_backlight_quirk(aconnector->drm_edid); if (!IS_ERR_OR_NULL(panel_backlight_quirk)) { - if (panel_backlight_quirk->min_brightness) + if (panel_backlight_quirk->min_brightness) { caps->min_input_signal = panel_backlight_quirk->min_brightness - 1; - if (panel_backlight_quirk->brightness_mask) + drm_info(drm, + "Applying panel backlight quirk, min_brightness: %d\n", + caps->min_input_signal); + } + if (panel_backlight_quirk->brightness_mask) { + drm_info(drm, + "Applying panel backlight quirk, brightness_mask: 0x%X\n", + panel_backlight_quirk->brightness_mask); caps->brightness_mask = panel_backlight_quirk->brightness_mask; + } } } |