[Intel-gfx] [PATCH] drm/i915: Use fb width to measure fb width instead of visible plane width when verify NV12

[Juha-Pekka Heikkila]

Using visible plane width for testing NV12 source suitability may fail
randomly when plane is clipped.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109381
Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
---
 drivers/gpu/drm/i915/intel_sprite.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index b02d3d9..a15c5ef 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -1516,7 +1516,7 @@ static int skl_plane_check_nv12_rotation(const struct intel_plane_state *plane_s
 {
 	const struct drm_framebuffer *fb = plane_state->base.fb;
 	unsigned int rotation = plane_state->base.rotation;
-	int src_w = drm_rect_width(&plane_state->base.src) >> 16;
+	int src_w = plane_state->base.fb->width;
 
 	/* Display WA #1106 */
 	if (fb->format->format == DRM_FORMAT_NV12 && src_w & 3 &&
-- 
2.7.4