diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2011-01-11 17:06:04 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2011-01-11 20:27:04 +0000 |
| commit | 47356eb67285014527a5ab87543ba1fae3d1e10a (patch) | |
| tree | 99281f2efc166c00930060dfa80d1af47509e2c8 /drivers/gpu/drm/i915/i915_drv.h | |
| parent | 97aaf910731b03b27b1c4c8a58006a1dc99dcd9a (diff) | |
drm/i915/panel: Only record the backlight level when it is enabled
By tracking the current status of the backlight we can prevent recording
the value of the current backlight when we have disabled it. And so
prevent restoring it to 'off' after an unbalanced sequence of
intel_lvds_disable/enable.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=22672
Tested-by: Alex Riesen <raa.lkml@gmail.com>
Tested-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: stable@kernel.org
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index aac1bf332f7..972e08e4e05 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -332,6 +332,7 @@ typedef struct drm_i915_private { /* LVDS info */ int backlight_level; /* restore backlight to this value */ + bool backlight_enabled; struct drm_display_mode *panel_fixed_mode; struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */ struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */ |