cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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lima_gem.h (1225B)


      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
      9struct lima_submit;
     10struct lima_vm;
     11
     12struct lima_bo {
     13	struct drm_gem_shmem_object base;
     14
     15	struct mutex lock;
     16	struct list_head va;
     17
     18	size_t heap_size;
     19};
     20
     21static inline struct lima_bo *
     22to_lima_bo(struct drm_gem_object *obj)
     23{
     24	return container_of(to_drm_gem_shmem_obj(obj), struct lima_bo, base);
     25}
     26
     27static inline size_t lima_bo_size(struct lima_bo *bo)
     28{
     29	return bo->base.base.size;
     30}
     31
     32static inline struct dma_resv *lima_bo_resv(struct lima_bo *bo)
     33{
     34	return bo->base.base.resv;
     35}
     36
     37int lima_heap_alloc(struct lima_bo *bo, struct lima_vm *vm);
     38struct drm_gem_object *lima_gem_create_object(struct drm_device *dev, size_t size);
     39int lima_gem_create_handle(struct drm_device *dev, struct drm_file *file,
     40			   u32 size, u32 flags, u32 *handle);
     41int lima_gem_get_info(struct drm_file *file, u32 handle, u32 *va, u64 *offset);
     42int lima_gem_submit(struct drm_file *file, struct lima_submit *submit);
     43int lima_gem_wait(struct drm_file *file, u32 handle, u32 op, s64 timeout_ns);
     44
     45void lima_set_vma_flags(struct vm_area_struct *vma);
     46
     47#endif