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/*
* Copyright 2022 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef __AMDGPU_CS_H__
#define __AMDGPU_CS_H__
#include <linux/ww_mutex.h>
#include "amdgpu_job.h"
#include "amdgpu_bo_list.h"
#include "amdgpu_ring.h"
#define AMDGPU_CS_GANG_SIZE 4
struct amdgpu_bo_va_mapping;
struct amdgpu_cs_chunk {
uint32_t chunk_id;
uint32_t length_dw;
void *kdata;
};
struct amdgpu_cs_post_dep {
struct drm_syncobj *syncobj;
struct dma_fence_chain *chain;
u64 point;
};
struct amdgpu_cs_parser {
struct amdgpu_device *adev;
struct drm_file *filp;
struct amdgpu_ctx *ctx;
/* chunks */
unsigned nchunks;
struct amdgpu_cs_chunk *chunks;
/* scheduler job objects */
unsigned int gang_size;
unsigned int gang_leader_idx;
struct drm_sched_entity *entities[AMDGPU_CS_GANG_SIZE];
struct amdgpu_job *jobs[AMDGPU_CS_GANG_SIZE];
struct amdgpu_job *gang_leader;
/* buffer objects */
struct ww_acquire_ctx ticket;
struct amdgpu_bo_list *bo_list;
struct amdgpu_mn *mn;
struct amdgpu_bo_list_entry vm_pd;
struct list_head validated;
struct dma_fence *fence;
uint64_t bytes_moved_threshold;
uint64_t bytes_moved_vis_threshold;
uint64_t bytes_moved;
uint64_t bytes_moved_vis;
/* user fence */
struct amdgpu_bo_list_entry uf_entry;
unsigned num_post_deps;
struct amdgpu_cs_post_dep *post_deps;
struct amdgpu_sync sync;
};
int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
uint64_t addr, struct amdgpu_bo **bo,
struct amdgpu_bo_va_mapping **mapping);
#endif
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