drm: Add acquire ctx parameter to ->plane_disable

Nouveau had a few direct calls to ->disable_plane, I replaced those
with drm_plane_force_disable. Same story for shmob.

Otherwise no code changes.

Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170322215058.8671-5-daniel.vetter@ffwll.ch

drivers/gpu/drm/armada/armada_overlay.c

@@ -258,7 +258,8 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc,
 	return 0;
 }
 
-static int armada_ovl_plane_disable(struct drm_plane *plane)
+static int armada_ovl_plane_disable(struct drm_plane *plane,
+				    struct drm_modeset_acquire_ctx *ctx)
 {
 	struct armada_ovl_plane *dplane = drm_to_armada_ovl_plane(plane);
 	struct drm_framebuffer *fb;

drivers/gpu/drm/drm_atomic_helper.c

@@ -2151,13 +2151,15 @@ EXPORT_SYMBOL(drm_atomic_helper_update_plane);
 /**
  * drm_atomic_helper_disable_plane - Helper for primary plane disable using * atomic
  * @plane: plane to disable
+ * @ctx: lock acquire context
  *
  * Provides a default plane disable handler using the atomic driver interface.
  *
  * RETURNS:
  * Zero on success, error code on failure
  */
-int drm_atomic_helper_disable_plane(struct drm_plane *plane)
+int drm_atomic_helper_disable_plane(struct drm_plane *plane,
+				    struct drm_modeset_acquire_ctx *ctx)
 {
 	struct drm_atomic_state *state;
 	struct drm_plane_state *plane_state;

drivers/gpu/drm/drm_plane.c

@@ -294,7 +294,7 @@ void drm_plane_force_disable(struct drm_plane *plane)
 	WARN_ON(drm_drv_uses_atomic_modeset(plane->dev));
 
 	plane->old_fb = plane->fb;
-	ret = plane->funcs->disable_plane(plane);
+	ret = plane->funcs->disable_plane(plane, NULL);
 	if (ret) {
 		DRM_ERROR("failed to disable plane with busy fb\n");
 		plane->old_fb = NULL;
@@ -473,7 +473,7 @@ static int __setplane_internal(struct drm_plane *plane,
 	/* No fb means shut it down */
 	if (!fb) {
 		plane->old_fb = plane->fb;
-		ret = plane->funcs->disable_plane(plane);
+		ret = plane->funcs->disable_plane(plane, ctx);
 		if (!ret) {
 			plane->crtc = NULL;
 			plane->fb = NULL;

drivers/gpu/drm/drm_plane_helper.c

@@ -349,7 +349,7 @@ int drm_primary_helper_update(struct drm_plane *plane, struct drm_crtc *crtc,
 		 * provides their own disable function, this will just
 		 * wind up returning -EINVAL to userspace.
 		 */
-		return plane->funcs->disable_plane(plane);
+		return plane->funcs->disable_plane(plane, ctx);
 
 	/* Find current connectors for CRTC */
 	num_connectors = get_connectors_for_crtc(crtc, NULL, 0);
@@ -398,7 +398,8 @@ EXPORT_SYMBOL(drm_primary_helper_update);
  * RETURNS:
  * Unconditionally returns -EINVAL.
  */
-int drm_primary_helper_disable(struct drm_plane *plane)
+int drm_primary_helper_disable(struct drm_plane *plane,
+			       struct drm_modeset_acquire_ctx *ctx)
 {
 	return -EINVAL;
 }

drivers/gpu/drm/nouveau/dispnv04/overlay.c

@@ -173,7 +173,8 @@ nv10_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 }
 
 static int
-nv10_disable_plane(struct drm_plane *plane)
+nv10_disable_plane(struct drm_plane *plane,
+		   struct drm_modeset_acquire_ctx *ctx)
 {
 	struct nvif_object *dev = &nouveau_drm(plane->dev)->client.device.object;
 	struct nouveau_plane *nv_plane =
@@ -191,7 +192,7 @@ nv10_disable_plane(struct drm_plane *plane)
 static void
 nv_destroy_plane(struct drm_plane *plane)
 {
-	plane->funcs->disable_plane(plane);
+	drm_plane_force_disable(plane);
 	drm_plane_cleanup(plane);
 	kfree(plane);
 }
@@ -332,7 +333,7 @@ nv10_overlay_init(struct drm_device *device)
 
 	plane->set_params = nv10_set_params;
 	nv10_set_params(plane);
-	nv10_disable_plane(&plane->base);
+	drm_plane_force_disable(&plane->base);
 	return;
 cleanup:
 	drm_plane_cleanup(&plane->base);
@@ -427,7 +428,8 @@ nv04_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 }
 
 static int
-nv04_disable_plane(struct drm_plane *plane)
+nv04_disable_plane(struct drm_plane *plane,
+		   struct drm_modeset_acquire_ctx *ctx)
 {
 	struct nvif_object *dev = &nouveau_drm(plane->dev)->client.device.object;
 	struct nouveau_plane *nv_plane =
@@ -485,7 +487,7 @@ nv04_overlay_init(struct drm_device *device)
 	drm_object_attach_property(&plane->base.base,
 				   plane->props.brightness, plane->brightness);
 
-	nv04_disable_plane(&plane->base);
+	drm_plane_force_disable(&plane->base);
 	return;
 cleanup:
 	drm_plane_cleanup(&plane->base);

drivers/gpu/drm/shmobile/shmob_drm_plane.c

@@ -209,7 +209,8 @@ shmob_drm_plane_update(struct drm_plane *plane, struct drm_crtc *crtc,
 	return 0;
 }
 
-static int shmob_drm_plane_disable(struct drm_plane *plane)
+static int shmob_drm_plane_disable(struct drm_plane *plane,
+				   struct drm_modeset_acquire_ctx *ctx)
 {
 	struct shmob_drm_plane *splane = to_shmob_plane(plane);
 	struct shmob_drm_device *sdev = plane->dev->dev_private;
@@ -222,7 +223,7 @@ static int shmob_drm_plane_disable(struct drm_plane *plane)
 
 static void shmob_drm_plane_destroy(struct drm_plane *plane)
 {
-	shmob_drm_plane_disable(plane);
+	drm_plane_force_disable(plane);
 	drm_plane_cleanup(plane);
 }
 

include/drm/drm_atomic_helper.h

@@ -96,7 +96,8 @@ int drm_atomic_helper_update_plane(struct drm_plane *plane,
 				   uint32_t src_x, uint32_t src_y,
 				   uint32_t src_w, uint32_t src_h,
 				   struct drm_modeset_acquire_ctx *ctx);
-int drm_atomic_helper_disable_plane(struct drm_plane *plane);
+int drm_atomic_helper_disable_plane(struct drm_plane *plane,
+				    struct drm_modeset_acquire_ctx *ctx);
 int __drm_atomic_helper_disable_plane(struct drm_plane *plane,
 		struct drm_plane_state *plane_state);
 int drm_atomic_helper_set_config(struct drm_mode_set *set);

include/drm/drm_plane.h

@@ -203,7 +203,8 @@ struct drm_plane_funcs {
 	 *
 	 * 0 on success or a negative error code on failure.
 	 */
-	int (*disable_plane)(struct drm_plane *plane);
+	int (*disable_plane)(struct drm_plane *plane,
+			     struct drm_modeset_acquire_ctx *ctx);
 
 	/**
 	 * @destroy:

include/drm/drm_plane_helper.h

@@ -63,7 +63,8 @@ int drm_primary_helper_update(struct drm_plane *plane,
 			      uint32_t src_x, uint32_t src_y,
 			      uint32_t src_w, uint32_t src_h,
 			      struct drm_modeset_acquire_ctx *ctx);
-int drm_primary_helper_disable(struct drm_plane *plane);
+int drm_primary_helper_disable(struct drm_plane *plane,
+			       struct drm_modeset_acquire_ctx *ctx);
 void drm_primary_helper_destroy(struct drm_plane *plane);
 extern const struct drm_plane_funcs drm_primary_helper_funcs;