Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 627f7675 authored by Keith Packard's avatar Keith Packard
Browse files

drm/i915: Use mode_config.mutex in ironlake_panel_vdd_work 



Use of the struct_mutex is not correct for locking in mode setting paths.

Signed-off-by: default avatarKeith Packard <keithp@keithp.com>
parent c5e62bdd

drivers/gpu/drm/i915/intel_dp.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -971,9 +971,9 @@ static void ironlake_panel_vdd_work(struct work_struct *__work) 
						 struct intel_dp, panel_vdd_work);

						 struct intel_dp, panel_vdd_work);

	struct drm_device *dev = intel_dp->base.base.dev;

	struct drm_device *dev = intel_dp->base.base.dev;





	mutex_lock(&dev->struct_mutex);

	mutex_lock(&dev->mode_config.mutex);

	ironlake_panel_vdd_off_sync(intel_dp);

	ironlake_panel_vdd_off_sync(intel_dp);

	mutex_unlock(&dev->struct_mutex);

	mutex_unlock(&dev->mode_config.mutex);

}

}





static void ironlake_edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync)

static void ironlake_edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync)