Primary and sprite plane enable on ILK-IVB may take two frames to complete
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=103925
Signed-off-by: Juha-Pekka Heikkila <[email protected]>
---
drivers/gpu/drm/i915/intel_display.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index 3b70948..b46ab48 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10813,8 +10813,11 @@ int intel_plane_atomic_calc_changes(const struct
intel_crtc_state *old_crtc_stat
* Despite the w/a only being listed for IVB we assume that
* the ILK/SNB note has similar ramifications, hence we apply
* the w/a on all three platforms.
+ *
+ * With experimental results seems this is needed also for primary
+ * plane, not only sprite plane.
*/
- if (plane->id == PLANE_SPRITE0 &&
+ if (plane->id != PLANE_CURSOR &&
(IS_GEN_RANGE(dev_priv, 5, 6) ||
IS_IVYBRIDGE(dev_priv)) &&
(turn_on || (!needs_scaling(old_plane_state) &&
--
2.7.4
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