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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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7034decf6a
OGL needs these tracepoints to investigate performance issue. Change-Id: I5e58187d061253f7d665dfce8e4e163ba91d3e2b Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
117 lines
3.3 KiB
C
117 lines
3.3 KiB
C
/*
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* Copyright 2015 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*
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*/
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#include <linux/kthread.h>
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#include <linux/wait.h>
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#include <linux/sched.h>
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#include <drm/drmP.h>
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#include "amdgpu.h"
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#include "amdgpu_trace.h"
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static struct fence *amdgpu_sched_dependency(struct amd_sched_job *sched_job)
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{
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struct amdgpu_job *job = to_amdgpu_job(sched_job);
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return amdgpu_sync_get_fence(&job->ibs->sync);
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}
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static struct fence *amdgpu_sched_run_job(struct amd_sched_job *sched_job)
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{
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struct amdgpu_fence *fence = NULL;
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struct amdgpu_job *job;
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int r;
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if (!sched_job) {
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DRM_ERROR("job is null\n");
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return NULL;
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}
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job = to_amdgpu_job(sched_job);
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mutex_lock(&job->job_lock);
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trace_amdgpu_sched_run_job(job);
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r = amdgpu_ib_schedule(job->adev,
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job->num_ibs,
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job->ibs,
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job->base.owner);
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if (r) {
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DRM_ERROR("Error scheduling IBs (%d)\n", r);
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goto err;
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}
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fence = job->ibs[job->num_ibs - 1].fence;
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fence_get(&fence->base);
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err:
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if (job->free_job)
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job->free_job(job);
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mutex_unlock(&job->job_lock);
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fence_put(&job->base.s_fence->base);
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kfree(job);
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return fence ? &fence->base : NULL;
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}
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struct amd_sched_backend_ops amdgpu_sched_ops = {
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.dependency = amdgpu_sched_dependency,
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.run_job = amdgpu_sched_run_job,
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};
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int amdgpu_sched_ib_submit_kernel_helper(struct amdgpu_device *adev,
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struct amdgpu_ring *ring,
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struct amdgpu_ib *ibs,
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unsigned num_ibs,
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int (*free_job)(struct amdgpu_job *),
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void *owner,
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struct fence **f)
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{
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int r = 0;
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if (amdgpu_enable_scheduler) {
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struct amdgpu_job *job =
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kzalloc(sizeof(struct amdgpu_job), GFP_KERNEL);
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if (!job)
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return -ENOMEM;
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job->base.sched = &ring->sched;
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job->base.s_entity = &adev->kernel_ctx.rings[ring->idx].entity;
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job->adev = adev;
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job->ibs = ibs;
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job->num_ibs = num_ibs;
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job->base.owner = owner;
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mutex_init(&job->job_lock);
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job->free_job = free_job;
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mutex_lock(&job->job_lock);
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r = amd_sched_entity_push_job(&job->base);
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if (r) {
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mutex_unlock(&job->job_lock);
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kfree(job);
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return r;
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}
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*f = fence_get(&job->base.s_fence->base);
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mutex_unlock(&job->job_lock);
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} else {
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r = amdgpu_ib_schedule(adev, num_ibs, ibs, owner);
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if (r)
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return r;
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*f = fence_get(&ibs[num_ibs - 1].fence->base);
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}
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return 0;
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}
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