[PATCH 05/24] drm/rockchip: rockchip_drm_fb -> drm_framebuffer

[Daniel Stone <daniels@xxxxxxxxxxxxx>]

Now that rockchip_drm_fb is just a wrapper around drm_framebuffer, we
can remove it.

Signed-off-by: Daniel Stone <daniels@xxxxxxxxxxxxx>
Cc: Sandy Huang <hjc@xxxxxxxxxxxxxx>
Cc: Heiko Stübner <heiko@xxxxxxxxx>
---
 drivers/gpu/drm/rockchip/rockchip_drm_fb.c  | 54 ++++++++++-------------------
 drivers/gpu/drm/rockchip/rockchip_drm_fb.h  |  3 --
 drivers/gpu/drm/rockchip/rockchip_drm_vop.c |  4 +--
 3 files changed, 21 insertions(+), 40 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
index d7083c07c294..a4d0a00abcd9 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
@@ -25,21 +25,6 @@
 #include "rockchip_drm_gem.h"
 #include "rockchip_drm_psr.h"
 
-#define to_rockchip_fb(x) container_of(x, struct rockchip_drm_fb, fb)
-
-struct rockchip_drm_fb {
-	struct drm_framebuffer fb;
-};
-
-struct drm_gem_object *rockchip_fb_get_gem_obj(struct drm_framebuffer *fb,
-					       unsigned int plane)
-{
-	if (plane >= ROCKCHIP_MAX_FB_BUFFER)
-		return NULL;
-
-	return fb->obj[plane];
-}
-
 static int rockchip_drm_fb_dirty(struct drm_framebuffer *fb,
 				 struct drm_file *file,
 				 unsigned int flags, unsigned int color,
@@ -56,41 +41,40 @@ static const struct drm_framebuffer_funcs rockchip_drm_fb_funcs = {
 	.dirty	       = rockchip_drm_fb_dirty,
 };
 
-static struct rockchip_drm_fb *
+static struct drm_framebuffer *
 rockchip_fb_alloc(struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cmd,
 		  struct drm_gem_object **obj, unsigned int num_planes)
 {
-	struct rockchip_drm_fb *rockchip_fb;
+	struct drm_framebuffer *fb;
 	int ret;
 	int i;
 
-	rockchip_fb = kzalloc(sizeof(*rockchip_fb), GFP_KERNEL);
-	if (!rockchip_fb)
+	fb = kzalloc(sizeof(*fb), GFP_KERNEL);
+	if (!fb)
 		return ERR_PTR(-ENOMEM);
 
-	drm_helper_mode_fill_fb_struct(dev, &rockchip_fb->fb, mode_cmd);
+	drm_helper_mode_fill_fb_struct(dev, fb, mode_cmd);
 
 	for (i = 0; i < num_planes; i++)
-		rockchip_fb->fb.obj[i] = obj[i];
+		fb->obj[i] = obj[i];
 
-	ret = drm_framebuffer_init(dev, &rockchip_fb->fb,
-				   &rockchip_drm_fb_funcs);
+	ret = drm_framebuffer_init(dev, fb, &rockchip_drm_fb_funcs);
 	if (ret) {
 		DRM_DEV_ERROR(dev->dev,
 			      "Failed to initialize framebuffer: %d\n",
 			      ret);
-		kfree(rockchip_fb);
+		kfree(fb);
 		return ERR_PTR(ret);
 	}
 
-	return rockchip_fb;
+	return fb;
 }
 
 static struct drm_framebuffer *
 rockchip_user_fb_create(struct drm_device *dev, struct drm_file *file_priv,
 			const struct drm_mode_fb_cmd2 *mode_cmd)
 {
-	struct rockchip_drm_fb *rockchip_fb;
+	struct drm_framebuffer *fb;
 	struct drm_gem_object *objs[ROCKCHIP_MAX_FB_BUFFER];
 	struct drm_gem_object *obj;
 	unsigned int hsub;
@@ -129,13 +113,13 @@ rockchip_user_fb_create(struct drm_device *dev, struct drm_file *file_priv,
 		objs[i] = obj;
 	}
 
-	rockchip_fb = rockchip_fb_alloc(dev, mode_cmd, objs, i);
-	if (IS_ERR(rockchip_fb)) {
-		ret = PTR_ERR(rockchip_fb);
+	fb = rockchip_fb_alloc(dev, mode_cmd, objs, i);
+	if (IS_ERR(fb)) {
+		ret = PTR_ERR(fb);
 		goto err_gem_object_unreference;
 	}
 
-	return &rockchip_fb->fb;
+	return fb;
 
 err_gem_object_unreference:
 	for (i--; i >= 0; i--)
@@ -159,13 +143,13 @@ rockchip_drm_framebuffer_init(struct drm_device *dev,
 			      const struct drm_mode_fb_cmd2 *mode_cmd,
 			      struct drm_gem_object *obj)
 {
-	struct rockchip_drm_fb *rockchip_fb;
+	struct drm_framebuffer *fb;
 
-	rockchip_fb = rockchip_fb_alloc(dev, mode_cmd, &obj, 1);
-	if (IS_ERR(rockchip_fb))
-		return ERR_CAST(rockchip_fb);
+	fb = rockchip_fb_alloc(dev, mode_cmd, &obj, 1);
+	if (IS_ERR(fb))
+		return ERR_CAST(fb);
 
-	return &rockchip_fb->fb;
+	return fb;
 }
 
 void rockchip_drm_mode_config_init(struct drm_device *dev)
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.h b/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
index 2fe47f1ee98f..f1265cb1aee8 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
@@ -22,7 +22,4 @@ rockchip_drm_framebuffer_init(struct drm_device *dev,
 void rockchip_drm_framebuffer_fini(struct drm_framebuffer *fb);
 
 void rockchip_drm_mode_config_init(struct drm_device *dev);
-
-struct drm_gem_object *rockchip_fb_get_gem_obj(struct drm_framebuffer *fb,
-					       unsigned int plane);
 #endif /* _ROCKCHIP_DRM_FB_H */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 53d4afe15278..43d191d42087 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -724,7 +724,7 @@ static void vop_plane_atomic_update(struct drm_plane *plane,
 		return;
 	}
 
-	obj = rockchip_fb_get_gem_obj(fb, 0);
+	obj = fb->obj[0];
 	rk_obj = to_rockchip_obj(obj);
 
 	actual_w = drm_rect_width(src) >> 16;
@@ -754,7 +754,7 @@ static void vop_plane_atomic_update(struct drm_plane *plane,
 		int vsub = drm_format_vert_chroma_subsampling(fb->format->format);
 		int bpp = fb->format->cpp[1];
 
-		uv_obj = rockchip_fb_get_gem_obj(fb, 1);
+		uv_obj = fb->obj[1];
 		rk_uv_obj = to_rockchip_obj(uv_obj);
 
 		offset = (src->x1 >> 16) * bpp / hsub;
-- 
2.16.2

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