cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

amdgpu_cs.h (2370B)

      1/*
      2 * Copyright 2022 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_CS_H__
     24#define __AMDGPU_CS_H__
     25
     26#include "amdgpu_job.h"
     27#include "amdgpu_bo_list.h"
     28#include "amdgpu_ring.h"
     29
     30struct amdgpu_bo_va_mapping;
     31
     32struct amdgpu_cs_chunk {
     33	uint32_t		chunk_id;
     34	uint32_t		length_dw;
     35	void			*kdata;
     36};
     37
     38struct amdgpu_cs_post_dep {
     39	struct drm_syncobj *syncobj;
     40	struct dma_fence_chain *chain;
     41	u64 point;
     42};
     43
     44struct amdgpu_cs_parser {
     45	struct amdgpu_device	*adev;
     46	struct drm_file		*filp;
     47	struct amdgpu_ctx	*ctx;
     48
     49	/* chunks */
     50	unsigned		nchunks;
     51	struct amdgpu_cs_chunk	*chunks;
     52
     53	/* scheduler job object */
     54	struct amdgpu_job	*job;
     55	struct drm_sched_entity	*entity;
     56
     57	/* buffer objects */
     58	struct ww_acquire_ctx		ticket;
     59	struct amdgpu_bo_list		*bo_list;
     60	struct amdgpu_mn		*mn;
     61	struct amdgpu_bo_list_entry	vm_pd;
     62	struct list_head		validated;
     63	struct dma_fence		*fence;
     64	uint64_t			bytes_moved_threshold;
     65	uint64_t			bytes_moved_vis_threshold;
     66	uint64_t			bytes_moved;
     67	uint64_t			bytes_moved_vis;
     68
     69	/* user fence */
     70	struct amdgpu_bo_list_entry	uf_entry;
     71
     72	unsigned			num_post_deps;
     73	struct amdgpu_cs_post_dep	*post_deps;
     74};
     75
     76int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
     77			   uint64_t addr, struct amdgpu_bo **bo,
     78			   struct amdgpu_bo_va_mapping **mapping);
     79
     80#endif