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2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/include/drm/drm_gem_framebuffer_helper.h
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@@ -1,6 +1,7 @@
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 #ifndef __DRM_GEM_FB_HELPER_H__
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 #define __DRM_GEM_FB_HELPER_H__
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+struct drm_afbc_framebuffer;
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 struct drm_device;
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 struct drm_fb_helper_surface_size;
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 struct drm_file;
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@@ -12,12 +13,19 @@
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 struct drm_plane_state;
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 struct drm_simple_display_pipe;
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+#define AFBC_VENDOR_AND_TYPE_MASK	GENMASK_ULL(63, 52)
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+
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 struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,
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 					  unsigned int plane);
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 void drm_gem_fb_destroy(struct drm_framebuffer *fb);
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 int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,
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 			     unsigned int *handle);
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+int drm_gem_fb_init_with_funcs(struct drm_device *dev,
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+			       struct drm_framebuffer *fb,
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+			       struct drm_file *file,
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+			       const struct drm_mode_fb_cmd2 *mode_cmd,
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+			       const struct drm_framebuffer_funcs *funcs);
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 struct drm_framebuffer *
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 drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
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 			     const struct drm_mode_fb_cmd2 *mode_cmd,
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@@ -25,16 +33,19 @@
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 struct drm_framebuffer *
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 drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
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 		  const struct drm_mode_fb_cmd2 *mode_cmd);
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+struct drm_framebuffer *
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+drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,
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+			     const struct drm_mode_fb_cmd2 *mode_cmd);
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+
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+#define drm_is_afbc(modifier) \
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+	(((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))
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+
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+int drm_gem_fb_afbc_init(struct drm_device *dev,
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+			 const struct drm_mode_fb_cmd2 *mode_cmd,
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+			 struct drm_afbc_framebuffer *afbc_fb);
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 int drm_gem_fb_prepare_fb(struct drm_plane *plane,
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 			  struct drm_plane_state *state);
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 int drm_gem_fb_simple_display_pipe_prepare_fb(struct drm_simple_display_pipe *pipe,
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 					      struct drm_plane_state *plane_state);
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-
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-struct drm_framebuffer *
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-drm_gem_fbdev_fb_create(struct drm_device *dev,
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-			struct drm_fb_helper_surface_size *sizes,
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-			unsigned int pitch_align, struct drm_gem_object *obj,
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-			const struct drm_framebuffer_funcs *funcs);
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-
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 #endif