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drm/amdgpu: add scheduler dependency callback v2

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This way the scheduler doesn't wait in it's work thread any more.

v2: fix race conditions

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
This commit is contained in:
Christian König 2015-08-25 11:05:36 +02:00 • committed by Alex Deucher
parent 69bd5bf13a
commit e61235db62
5 changed files with 55 additions and 0 deletions
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7
drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
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@ -27,6 +27,12 @@
#include <drm/drmP.h>
#include "amdgpu.h"
static struct fence *amdgpu_sched_dependency(struct amd_sched_job *job)
{
struct amdgpu_job *sched_job = (struct amdgpu_job *)job;
return amdgpu_sync_get_fence(&sched_job->ibs->sync);
}
static struct fence *amdgpu_sched_run_job(struct amd_sched_job *job)
{
struct amdgpu_job *sched_job;
@ -75,6 +81,7 @@ static void amdgpu_sched_process_job(struct amd_sched_job *job)
}
struct amd_sched_backend_ops amdgpu_sched_ops = {
.dependency = amdgpu_sched_dependency,
.run_job = amdgpu_sched_run_job,
.process_job = amdgpu_sched_process_job
};