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path: root/drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c b/drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c
index 20e466d843ce..049443245310 100644
--- a/drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c
+++ b/drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c
@@ -162,6 +162,7 @@ static void dcs_enable_backlight(const struct intel_crtc_state *crtc_state,
static int dcs_setup_backlight(struct intel_connector *connector,
enum pipe unused)
{
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_panel *panel = &connector->panel;
if (panel->vbt.backlight.brightness_precision_bits > 8)
@@ -171,6 +172,10 @@ static int dcs_setup_backlight(struct intel_connector *connector,
panel->backlight.level = panel->backlight.max;
+ drm_dbg_kms(&i915->drm,
+ "[CONNECTOR:%d:%s] Using DCS for backlight control\n",
+ connector->base.base.id, connector->base.name);
+
return 0;
}