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15#ifndef _ROCKCHIP_DRM_GEM_H
16#define _ROCKCHIP_DRM_GEM_H
17
18#define to_rockchip_obj(x) container_of(x, struct rockchip_gem_object, base)
19
20struct rockchip_gem_object {
21 struct drm_gem_object base;
22 unsigned int flags;
23
24 void *kvaddr;
25 dma_addr_t dma_addr;
26 struct dma_attrs dma_attrs;
27};
28
29struct sg_table *rockchip_gem_prime_get_sg_table(struct drm_gem_object *obj);
30struct drm_gem_object *
31rockchip_gem_prime_import_sg_table(struct drm_device *dev, size_t size,
32 struct sg_table *sgt);
33void *rockchip_gem_prime_vmap(struct drm_gem_object *obj);
34void rockchip_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
35
36
37int rockchip_gem_mmap(struct file *filp, struct vm_area_struct *vma);
38
39
40int rockchip_gem_mmap_buf(struct drm_gem_object *obj,
41 struct vm_area_struct *vma);
42
43struct rockchip_gem_object *
44 rockchip_gem_create_object(struct drm_device *drm, unsigned int size,
45 bool alloc_kmap);
46
47void rockchip_gem_free_object(struct drm_gem_object *obj);
48
49int rockchip_gem_dumb_create(struct drm_file *file_priv,
50 struct drm_device *dev,
51 struct drm_mode_create_dumb *args);
52int rockchip_gem_dumb_map_offset(struct drm_file *file_priv,
53 struct drm_device *dev, uint32_t handle,
54 uint64_t *offset);
55#endif
56