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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
This commit is contained in:
Daniel Stone 2016-10-21 15:44:54 +01:00 committed by Daniel Vetter
parent 9558e74c26
commit 2d2c5ad83f
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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@ -14401,7 +14401,7 @@ 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;