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authorMatt Roper <matthew.d.roper@intel.com>2015-01-21 16:35:48 -0800
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-01-27 09:57:25 +0100
commitc196e1d66c36b0731cffc39fe28922b17c2901d9 (patch)
treed8b995b22e2c307b1228f0b9837885a2e5c5af56 /drivers/gpu/drm/i915/intel_atomic_plane.c
parent1356837e55e273c9178c13f5fbddf086da285283 (diff)
downloadlinux-c196e1d66c36b0731cffc39fe28922b17c2901d9.tar.gz
drm/i915: Switch plane properties to full atomic helper.
This will exercise our atomic pipeline for legacy property updates.

Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_atomic_plane.c')
-rw-r--r--drivers/gpu/drm/i915/intel_atomic_plane.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_atomic_plane.c b/drivers/gpu/drm/i915/intel_atomic_plane.c
index 4a3914f1cdee..9e6f727dfd19 100644
--- a/drivers/gpu/drm/i915/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/intel_atomic_plane.c
@@ -118,6 +118,15 @@ static int intel_plane_atomic_check(struct drm_plane *plane,
 	intel_crtc = to_intel_crtc(crtc);
 
 	/*
+	 * Both crtc and plane->crtc could be NULL if we're updating a
+	 * property while the plane is disabled.  We don't actually have
+	 * anything driver-specific we need to test in that case, so
+	 * just return success.
+	 */
+	if (!crtc)
+		return 0;
+
+	/*
 	 * The original src/dest coordinates are stored in state->base, but
 	 * we want to keep another copy internal to our driver that we can
 	 * clip/modify ourselves.