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drm/amdgpu: Add work_struct for GPU reset from kfd.

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We need to have a work_struct to cancel this reset if another
already in progress.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Andrey Grodzovsky
2022-05-17 14:25:20 -04:00
committed by Alex Deucher
parent 2f83658ffc
commit b5fd0cf3ea
3 changed files with 15 additions and 32 deletions
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31
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@@ -5323,37 +5323,6 @@ skip_sched_resume:
return r;
}
struct amdgpu_recover_work_struct {
struct work_struct base;
struct amdgpu_device *adev;
struct amdgpu_job *job;
int ret;
};
static void amdgpu_device_queue_gpu_recover_work(struct work_struct *work)
{
struct amdgpu_recover_work_struct *recover_work = container_of(work, struct amdgpu_recover_work_struct, base);
amdgpu_device_gpu_recover_imp(recover_work->adev, recover_work->job);
}
/*
* Serialize gpu recover into reset domain single threaded wq
*/
int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
struct amdgpu_job *job)
{
struct amdgpu_recover_work_struct work = {.adev = adev, .job = job};
INIT_WORK(&work.base, amdgpu_device_queue_gpu_recover_work);
if (!amdgpu_reset_domain_schedule(adev->reset_domain, &work.base))
return -EAGAIN;
flush_work(&work.base);
return atomic_read(&adev->reset_domain->reset_res);
}
/**
* amdgpu_device_get_pcie_info - fence pcie info about the PCIE slot
*