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path: root/drivers/gpu/drm/i915/intel_panel.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_panel.c')
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 20ebc3e83d39..350de359123a 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -502,7 +502,7 @@ void intel_panel_set_backlight(struct intel_connector *connector, u32 level,
u32 freq;
unsigned long flags;
- if (pipe == INVALID_PIPE)
+ if (!panel->backlight.present || pipe == INVALID_PIPE)
return;
spin_lock_irqsave(&dev_priv->backlight_lock, flags);
@@ -579,7 +579,7 @@ void intel_panel_disable_backlight(struct intel_connector *connector)
enum pipe pipe = intel_get_pipe_from_connector(connector);
unsigned long flags;
- if (pipe == INVALID_PIPE)
+ if (!panel->backlight.present || pipe == INVALID_PIPE)
return;
/*
@@ -782,7 +782,7 @@ void intel_panel_enable_backlight(struct intel_connector *connector)
enum pipe pipe = intel_get_pipe_from_connector(connector);
unsigned long flags;
- if (pipe == INVALID_PIPE)
+ if (!panel->backlight.present || pipe == INVALID_PIPE)
return;
DRM_DEBUG_KMS("pipe %c\n", pipe_name(pipe));