drivers/gpu/drm/amd/amdgpu/amdgpu_gem.h

   1 /*
   2  * Copyright 2018 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  */
  23 #ifndef __AMDGPU_GEM_H__
  24 #define __AMDGPU_GEM_H__
  25
  26 #include <drm/amdgpu_drm.h>
  27 #include <drm/drm_gem.h>
  28
  29 /*
  30  * GEM.
  31  */
  32
  33 #define AMDGPU_GEM_DOMAIN_MAX           0x3
  34 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
  35
  36 void amdgpu_gem_object_free(struct drm_gem_object *obj);
  37 int amdgpu_gem_object_open(struct drm_gem_object *obj,
  38                                 struct drm_file *file_priv);
  39 void amdgpu_gem_object_close(struct drm_gem_object *obj,
  40                                 struct drm_file *file_priv);
  41 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
  42 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
  43 struct drm_gem_object *
  44 amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
  45                                  struct dma_buf_attachment *attach,
  46                                  struct sg_table *sg);
  47 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
  48                                         struct drm_gem_object *gobj,
  49                                         int flags);
  50 struct drm_gem_object *amdgpu_gem_prime_import(struct drm_device *dev,
  51                                             struct dma_buf *dma_buf);
  52 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
  53 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
  54 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
  55 int amdgpu_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma);
  56
  57 extern const struct dma_buf_ops amdgpu_dmabuf_ops;
  58
  59 /*
  60  * GEM objects.
  61  */
  62 void amdgpu_gem_force_release(struct amdgpu_device *adev);
  63 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
  64                              int alignment, u32 initial_domain,
  65                              u64 flags, enum ttm_bo_type type,
  66                              struct reservation_object *resv,
  67                              struct drm_gem_object **obj);
  68
  69 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
  70                             struct drm_device *dev,
  71                             struct drm_mode_create_dumb *args);
  72 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
  73                           struct drm_device *dev,
  74                           uint32_t handle, uint64_t *offset_p);
  75
  76 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
  77                             struct drm_file *filp);
  78 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
  79                           struct drm_file *filp);
  80 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
  81                         struct drm_file *filp);
  82 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
  83                           struct drm_file *filp);
  84 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
  85                               struct drm_file *filp);
  86 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
  87                           struct drm_file *filp);
  88 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
  89                         struct drm_file *filp);
  90
  91 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
  92                                 struct drm_file *filp);
  93
  94 #endif