| 1 | #ifndef __DRM_GEM_FB_HELPER_H__ |
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| 2 | #define __DRM_GEM_FB_HELPER_H__ |
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| 3 | |
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| 4 | #include <linux/dma-buf.h> |
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| 5 | #include <linux/iosys-map.h> |
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| 6 | |
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| 7 | struct drm_afbc_framebuffer; |
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| 8 | struct drm_device; |
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| 9 | struct drm_fb_helper_surface_size; |
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| 10 | struct drm_file; |
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| 11 | struct drm_format_info; |
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| 12 | struct drm_framebuffer; |
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| 13 | struct drm_framebuffer_funcs; |
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| 14 | struct drm_gem_object; |
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| 15 | struct drm_mode_fb_cmd2; |
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| 16 | |
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| 17 | #define AFBC_VENDOR_AND_TYPE_MASK GENMASK_ULL(63, 52) |
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| 18 | |
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| 19 | struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb, |
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| 20 | unsigned int plane); |
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| 21 | void drm_gem_fb_destroy(struct drm_framebuffer *fb); |
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| 22 | int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file, |
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| 23 | unsigned int *handle); |
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| 24 | |
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| 25 | int drm_gem_fb_init_with_funcs(struct drm_device *dev, |
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| 26 | struct drm_framebuffer *fb, |
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| 27 | struct drm_file *file, |
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| 28 | const struct drm_format_info *info, |
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| 29 | const struct drm_mode_fb_cmd2 *mode_cmd, |
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| 30 | const struct drm_framebuffer_funcs *funcs); |
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| 31 | struct drm_framebuffer * |
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| 32 | drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file, |
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| 33 | const struct drm_format_info *info, |
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| 34 | const struct drm_mode_fb_cmd2 *mode_cmd, |
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| 35 | const struct drm_framebuffer_funcs *funcs); |
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| 36 | struct drm_framebuffer * |
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| 37 | drm_gem_fb_create(struct drm_device *dev, struct drm_file *file, |
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| 38 | const struct drm_format_info *info, |
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| 39 | const struct drm_mode_fb_cmd2 *mode_cmd); |
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| 40 | struct drm_framebuffer * |
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| 41 | drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file, |
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| 42 | const struct drm_format_info *info, |
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| 43 | const struct drm_mode_fb_cmd2 *mode_cmd); |
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| 44 | |
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| 45 | int drm_gem_fb_vmap(struct drm_framebuffer *fb, struct iosys_map *map, |
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| 46 | struct iosys_map *data); |
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| 47 | void drm_gem_fb_vunmap(struct drm_framebuffer *fb, struct iosys_map *map); |
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| 48 | int drm_gem_fb_begin_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir); |
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| 49 | void drm_gem_fb_end_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir); |
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| 50 | |
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| 51 | #define drm_is_afbc(modifier) \ |
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| 52 | (((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0)) |
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| 53 | |
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| 54 | int drm_gem_fb_afbc_init(struct drm_device *dev, |
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| 55 | const struct drm_format_info *info, |
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| 56 | const struct drm_mode_fb_cmd2 *mode_cmd, |
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| 57 | struct drm_afbc_framebuffer *afbc_fb); |
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| 58 | |
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| 59 | #endif |
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| 60 | |
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