linux/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c

/*
 * Copyright 2015 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.
 *
 *
 */
#include <linux/kthread.h>
#include <linux/wait.h>
#include <linux/sched.h>

#include <drm/drm_drv.h>

#include "amdgpu.h"
#include "amdgpu_trace.h"
#include "amdgpu_reset.h"

static enum drm_gpu_sched_stat amdgpu_job_timedout(struct drm_sched_job *s_job)
{ … }

int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
		     struct drm_sched_entity *entity, void *owner,
		     unsigned int num_ibs, struct amdgpu_job **job)
{ … }

int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev,
			     struct drm_sched_entity *entity, void *owner,
			     size_t size, enum amdgpu_ib_pool_type pool_type,
			     struct amdgpu_job **job)
{ … }

void amdgpu_job_set_resources(struct amdgpu_job *job, struct amdgpu_bo *gds,
			      struct amdgpu_bo *gws, struct amdgpu_bo *oa)
{ … }

void amdgpu_job_free_resources(struct amdgpu_job *job)
{ … }

static void amdgpu_job_free_cb(struct drm_sched_job *s_job)
{ … }

void amdgpu_job_set_gang_leader(struct amdgpu_job *job,
				struct amdgpu_job *leader)
{ … }

void amdgpu_job_free(struct amdgpu_job *job)
{ … }

struct dma_fence *amdgpu_job_submit(struct amdgpu_job *job)
{ … }

int amdgpu_job_submit_direct(struct amdgpu_job *job, struct amdgpu_ring *ring,
			     struct dma_fence **fence)
{ … }

static struct dma_fence *
amdgpu_job_prepare_job(struct drm_sched_job *sched_job,
		      struct drm_sched_entity *s_entity)
{ … }

static struct dma_fence *amdgpu_job_run(struct drm_sched_job *sched_job)
{ … }

#define to_drm_sched_job(sched_job) …

void amdgpu_job_stop_all_jobs_on_sched(struct drm_gpu_scheduler *sched)
{ … }

const struct drm_sched_backend_ops amdgpu_sched_ops = …;