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authorMaarten Lankhorst <maarten.lankhorst@linux.intel.com>2015-10-19 17:09:23 +0200
committerMaarten Lankhorst <maarten.lankhorst@linux.intel.com>2015-10-21 09:55:08 +0200
commitfc32b1fdce1f85ea5a1277478f5d916ac3d6a284 (patch)
treee9b7278ff632b0d53743441a80db019c599aadc6
parent86efe24a85ce8e937db2732b7cd7d9a1394d102e (diff)
drm/i915: Do not wait for flips in intel_crtc_disable_noatomic.
intel_crtc_disable_noatomic is called from hw readout during init, resume and possibly reset. During init it's too early to have a page flip queued, before suspending all page flips should be finished and during hw reset all page flips should be removed. It's a bug when there are pending flips here, complain with WARN_ON instead of handling it. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/562507A3.3080901@linux.intel.com Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
-rw-r--r--drivers/gpu/drm/i915/intel_display.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index c1286896aca3..bd1977ed6e88 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -6255,7 +6255,8 @@ static void intel_crtc_disable_noatomic(struct drm_crtc *crtc)
return;
if (to_intel_plane_state(crtc->primary->state)->visible) {
- intel_crtc_wait_for_pending_flips(crtc);
+ WARN_ON(intel_crtc->unpin_work);
+
intel_pre_disable_primary(crtc);
}