54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
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#ifndef __DRM_GEM_FB_HELPER_H__
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#define __DRM_GEM_FB_HELPER_H__
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#include <linux/dma-buf.h>
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#include <linux/iosys-map.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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struct drm_framebuffer;
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struct drm_framebuffer_funcs;
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struct drm_gem_object;
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struct drm_mode_fb_cmd2;
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#define AFBC_VENDOR_AND_TYPE_MASK GENMASK_ULL(63, 52)
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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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const struct drm_framebuffer_funcs *funcs);
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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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int drm_gem_fb_vmap(struct drm_framebuffer *fb, struct iosys_map *map,
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struct iosys_map *data);
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void drm_gem_fb_vunmap(struct drm_framebuffer *fb, struct iosys_map *map);
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int drm_gem_fb_begin_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
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void drm_gem_fb_end_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
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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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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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#endif
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