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Flora Cuic632d792016-08-02 11:32:41 +08001/*
2 * Copyright 2016 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
24#ifndef __AMDGPU_TTM_H__
25#define __AMDGPU_TTM_H__
26
27#include "gpu_scheduler.h"
28
Christian König283cde62016-09-12 13:34:37 +020029#define AMDGPU_PL_GDS (TTM_PL_PRIV + 0)
30#define AMDGPU_PL_GWS (TTM_PL_PRIV + 1)
31#define AMDGPU_PL_OA (TTM_PL_PRIV + 2)
Flora Cuic632d792016-08-02 11:32:41 +080032
Christian König283cde62016-09-12 13:34:37 +020033#define AMDGPU_PL_FLAG_GDS (TTM_PL_FLAG_PRIV << 0)
34#define AMDGPU_PL_FLAG_GWS (TTM_PL_FLAG_PRIV << 1)
35#define AMDGPU_PL_FLAG_OA (TTM_PL_FLAG_PRIV << 2)
Flora Cuic632d792016-08-02 11:32:41 +080036
Flora Cuic632d792016-08-02 11:32:41 +080037struct amdgpu_mman {
38 struct ttm_bo_global_ref bo_global_ref;
39 struct drm_global_reference mem_global_ref;
40 struct ttm_bo_device bdev;
41 bool mem_global_referenced;
42 bool initialized;
43
44#if defined(CONFIG_DEBUG_FS)
45 struct dentry *vram;
46 struct dentry *gtt;
47#endif
48
49 /* buffer handling */
50 const struct amdgpu_buffer_funcs *buffer_funcs;
51 struct amdgpu_ring *buffer_funcs_ring;
52 /* Scheduler entity for buffer moves */
53 struct amd_sched_entity entity;
Flora Cuic632d792016-08-02 11:32:41 +080054};
55
Christian Königbb990bb2016-09-09 16:32:33 +020056extern const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func;
Christian König6a7f76e2016-08-24 15:51:49 +020057extern const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func;
Christian Königbb990bb2016-09-09 16:32:33 +020058
59int amdgpu_gtt_mgr_alloc(struct ttm_mem_type_manager *man,
60 struct ttm_buffer_object *tbo,
61 const struct ttm_place *place,
62 struct ttm_mem_reg *mem);
63
Flora Cuic632d792016-08-02 11:32:41 +080064int amdgpu_copy_buffer(struct amdgpu_ring *ring,
65 uint64_t src_offset,
66 uint64_t dst_offset,
67 uint32_t byte_count,
68 struct reservation_object *resv,
Chris Wilsonf54d1862016-10-25 13:00:45 +010069 struct dma_fence **fence, bool direct_submit);
Flora Cuic632d792016-08-02 11:32:41 +080070int amdgpu_fill_buffer(struct amdgpu_bo *bo,
71 uint32_t src_data,
72 struct reservation_object *resv,
Chris Wilsonf54d1862016-10-25 13:00:45 +010073 struct dma_fence **fence);
Flora Cuic632d792016-08-02 11:32:41 +080074
75int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
Christian Königc855e252016-09-05 17:00:57 +020076bool amdgpu_ttm_is_bound(struct ttm_tt *ttm);
Christian Königbb990bb2016-09-09 16:32:33 +020077int amdgpu_ttm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *bo_mem);
Christian Königc855e252016-09-05 17:00:57 +020078
Flora Cuic632d792016-08-02 11:32:41 +080079#endif