From efa9624e2a5c42c9eab4fa9e64e5e5f61f3f1866 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Thu, 24 Apr 2014 23:55:02 +0200 Subject: [PATCH] drm/i915: More cargo-culted locking for intel_update_fbc Just for consistency, this patch won't fix anything really. v2: Rebase over all the recent plane enabling shuffling. Reviewed-by: Akash Goel (v1) Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_display.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index f2b9cab465e3..aa6daef427f3 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -4618,7 +4618,9 @@ static void i9xx_crtc_disable(struct drm_crtc *crtc) intel_crtc->active = false; intel_update_watermarks(crtc); + mutex_lock(&dev->struct_mutex); intel_update_fbc(dev); + mutex_unlock(&dev->struct_mutex); } static void i9xx_crtc_off(struct drm_crtc *crtc) -- 2.20.1