drm: Add acquire ctx parameter to ->update_plane

Just rolling it out, no code change here.

Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Rob Clark <robdclark@gmail.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Eric Anholt <eric@anholt.net>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170322215058.8671-3-daniel.vetter@ffwll.ch
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 010e5dd..e27ea89 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -13426,7 +13426,8 @@ intel_legacy_cursor_update(struct drm_plane *plane,
 			   int crtc_x, int crtc_y,
 			   unsigned int crtc_w, unsigned int crtc_h,
 			   uint32_t src_x, uint32_t src_y,
-			   uint32_t src_w, uint32_t src_h)
+			   uint32_t src_w, uint32_t src_h,
+			   struct drm_modeset_acquire_ctx *ctx)
 {
 	struct drm_i915_private *dev_priv = to_i915(crtc->dev);
 	int ret;
@@ -13539,7 +13540,7 @@ intel_legacy_cursor_update(struct drm_plane *plane,
 slow:
 	return drm_atomic_helper_update_plane(plane, crtc, fb,
 					      crtc_x, crtc_y, crtc_w, crtc_h,
-					      src_x, src_y, src_w, src_h);
+					      src_x, src_y, src_w, src_h, ctx);
 }
 
 static const struct drm_plane_funcs intel_cursor_plane_funcs = {