drm/i915: treat src w & h as fixed point in sprite handling code

This was missed when we converted the source values to 16.16 fixed point.

Cc: stable@vger.kernel.org
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Tested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 7aa0450399a1..a464771a7240 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -411,6 +411,9 @@ intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 
         old_obj = intel_plane->obj;
 
+        src_w = src_w >> 16;
+        src_h = src_h >> 16;
+
         /* Pipe must be running... */
         if (!(I915_READ(PIPECONF(pipe)) & PIPECONF_ENABLE))
                 return -EINVAL;