drivers/gpu/drm/lima/lima_gem.h

   1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
   2 /* Copyright 2017-2019 Qiang Yu <yuq825@gmail.com> */
   3
   4 #ifndef __LIMA_GEM_H__
   5 #define __LIMA_GEM_H__
   6
   7 #include <drm/drm_gem_shmem_helper.h>
   8
   9 struct lima_submit;
  10
  11 struct lima_bo {
  12         struct drm_gem_shmem_object base;
  13
  14         struct mutex lock;
  15         struct list_head va;
  16 };
  17
  18 static inline struct lima_bo *
  19 to_lima_bo(struct drm_gem_object *obj)
  20 {
  21         return container_of(to_drm_gem_shmem_obj(obj), struct lima_bo, base);
  22 }
  23
  24 static inline size_t lima_bo_size(struct lima_bo *bo)
  25 {
  26         return bo->base.base.size;
  27 }
  28
  29 static inline struct dma_resv *lima_bo_resv(struct lima_bo *bo)
  30 {
  31         return bo->base.base.resv;
  32 }
  33
  34 struct drm_gem_object *lima_gem_create_object(struct drm_device *dev, size_t size);
  35 int lima_gem_create_handle(struct drm_device *dev, struct drm_file *file,
  36                            u32 size, u32 flags, u32 *handle);
  37 int lima_gem_get_info(struct drm_file *file, u32 handle, u32 *va, u64 *offset);
  38 int lima_gem_submit(struct drm_file *file, struct lima_submit *submit);
  39 int lima_gem_wait(struct drm_file *file, u32 handle, u32 op, s64 timeout_ns);
  40
  41 void lima_set_vma_flags(struct vm_area_struct *vma);
  42
  43 #endif