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authorPaulo Zanoni <paulo.r.zanoni@intel.com>2013-11-28 00:21:54 +0400
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-12-11 01:50:17 +0400
commitc8c8fb33b37766acf6474784b0d5245dab9a1690 (patch)
tree00baaef62af388072a54971703891fa1b5f73e93 /drivers/gpu/drm/i915/intel_panel.c
parentf65c9168983926962b25ae19073474d60dea0442 (diff)
downloadlinux-c8c8fb33b37766acf6474784b0d5245dab9a1690.tar.xz
drm/i915: add some runtime PM get/put calls
These are needed when we cat the debugfs and sysfs files. V2: - Rebase V3: - Rebase V4: - Rebase Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_panel.c')
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index b0f6e6cc4354..20ebc3e83d39 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -845,11 +845,14 @@ static int intel_backlight_device_get_brightness(struct backlight_device *bd)
{
struct intel_connector *connector = bl_get_data(bd);
struct drm_device *dev = connector->base.dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
int ret;
+ intel_runtime_pm_get(dev_priv);
mutex_lock(&dev->mode_config.mutex);
ret = intel_panel_get_backlight(connector);
mutex_unlock(&dev->mode_config.mutex);
+ intel_runtime_pm_put(dev_priv);
return ret;
}