14c3dbb2cSNoralf Trønnes #ifndef __DRM_GEM_FB_HELPER_H__
24c3dbb2cSNoralf Trønnes #define __DRM_GEM_FB_HELPER_H__
34c3dbb2cSNoralf Trønnes 
437408cd8SThomas Zimmermann #include <linux/dma-buf.h>
57938f421SLucas De Marchi #include <linux/iosys-map.h>
637408cd8SThomas Zimmermann 
755f7f727SAndrzej Pietrasiewicz struct drm_afbc_framebuffer;
84c3dbb2cSNoralf Trønnes struct drm_device;
94c3dbb2cSNoralf Trønnes struct drm_fb_helper_surface_size;
10a5ea8a68SNoralf Trønnes struct drm_file;
114c3dbb2cSNoralf Trønnes struct drm_framebuffer;
124c3dbb2cSNoralf Trønnes struct drm_framebuffer_funcs;
134c3dbb2cSNoralf Trønnes struct drm_gem_object;
144c3dbb2cSNoralf Trønnes struct drm_mode_fb_cmd2;
154c3dbb2cSNoralf Trønnes 
1655f7f727SAndrzej Pietrasiewicz #define AFBC_VENDOR_AND_TYPE_MASK	GENMASK_ULL(63, 52)
1755f7f727SAndrzej Pietrasiewicz 
184c3dbb2cSNoralf Trønnes struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,
194c3dbb2cSNoralf Trønnes 					  unsigned int plane);
204c3dbb2cSNoralf Trønnes void drm_gem_fb_destroy(struct drm_framebuffer *fb);
214c3dbb2cSNoralf Trønnes int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,
224c3dbb2cSNoralf Trønnes 			     unsigned int *handle);
234c3dbb2cSNoralf Trønnes 
24f2b816d7SAndrzej Pietrasiewicz int drm_gem_fb_init_with_funcs(struct drm_device *dev,
25f2b816d7SAndrzej Pietrasiewicz 			       struct drm_framebuffer *fb,
26f2b816d7SAndrzej Pietrasiewicz 			       struct drm_file *file,
27f2b816d7SAndrzej Pietrasiewicz 			       const struct drm_mode_fb_cmd2 *mode_cmd,
28f2b816d7SAndrzej Pietrasiewicz 			       const struct drm_framebuffer_funcs *funcs);
294c3dbb2cSNoralf Trønnes struct drm_framebuffer *
304c3dbb2cSNoralf Trønnes drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
314c3dbb2cSNoralf Trønnes 			     const struct drm_mode_fb_cmd2 *mode_cmd,
324c3dbb2cSNoralf Trønnes 			     const struct drm_framebuffer_funcs *funcs);
334c3dbb2cSNoralf Trønnes struct drm_framebuffer *
344c3dbb2cSNoralf Trønnes drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
354c3dbb2cSNoralf Trønnes 		  const struct drm_mode_fb_cmd2 *mode_cmd);
36dbd62e16SNoralf Trønnes struct drm_framebuffer *
37dbd62e16SNoralf Trønnes drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,
38dbd62e16SNoralf Trønnes 			     const struct drm_mode_fb_cmd2 *mode_cmd);
394c3dbb2cSNoralf Trønnes 
40*746b9c62SThomas Zimmermann int drm_gem_fb_vmap(struct drm_framebuffer *fb, struct iosys_map *map,
41*746b9c62SThomas Zimmermann 		    struct iosys_map *data);
42*746b9c62SThomas Zimmermann void drm_gem_fb_vunmap(struct drm_framebuffer *fb, struct iosys_map *map);
4337408cd8SThomas Zimmermann int drm_gem_fb_begin_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
4437408cd8SThomas Zimmermann void drm_gem_fb_end_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
4537408cd8SThomas Zimmermann 
4655f7f727SAndrzej Pietrasiewicz #define drm_is_afbc(modifier) \
4755f7f727SAndrzej Pietrasiewicz 	(((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))
4855f7f727SAndrzej Pietrasiewicz 
4955f7f727SAndrzej Pietrasiewicz int drm_gem_fb_afbc_init(struct drm_device *dev,
5055f7f727SAndrzej Pietrasiewicz 			 const struct drm_mode_fb_cmd2 *mode_cmd,
5155f7f727SAndrzej Pietrasiewicz 			 struct drm_afbc_framebuffer *afbc_fb);
5255f7f727SAndrzej Pietrasiewicz 
534c3dbb2cSNoralf Trønnes #endif
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