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drm: i915: Wait for fences on new fb, not old

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The previous code would wait for fences on the framebuffer from the old
plane state to complete, rather than the new, so you would see tearing
everywhere. Fix this to wait on the new state before we make it active.

Signed-off-by: Daniel Stone <daniels@collabora.com>
Fixes: 94f050246b ("drm/i915: nonblocking commit")
Cc: stable@vger.kernel.org
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20161021144454.6288-1-daniels@collabora.com
(cherry picked from commit 2d2c5ad83f)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Daniel Stone 2016-10-21 15:44:54 +01:00 committed by Jani Nikula
parent 0ce140d45a
commit 1fb3672eaf
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_display.c
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@ -14310,7 +14310,7 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state)
for_each_plane_in_state(state, plane, plane_state, i) {
struct intel_plane_state *intel_plane_state =
to_intel_plane_state(plane_state);
to_intel_plane_state(plane->state);
if (!intel_plane_state->wait_req)
continue;