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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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15
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
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@@ -33,6 +33,7 @@
#include <uapi/linux/kfd_ioctl.h>
#include "amdgpu_ras.h"
#include "amdgpu_umc.h"
#include "amdgpu_reset.h"
/* Total memory size in system memory and all GPU VRAM. Used to
* estimate worst case amount of memory to reserve for page tables
@@ -122,6 +123,15 @@ static void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
}
}
static void amdgpu_amdkfd_reset_work(struct work_struct *work)
{
struct amdgpu_device *adev = container_of(work, struct amdgpu_device,
kfd.reset_work);
amdgpu_device_gpu_recover_imp(adev, NULL);
}
void amdgpu_amdkfd_device_init(struct amdgpu_device *adev)
{
int i;
@@ -180,6 +190,8 @@ void amdgpu_amdkfd_device_init(struct amdgpu_device *adev)
adev->kfd.init_complete = kgd2kfd_device_init(adev->kfd.dev,
adev_to_drm(adev), &gpu_resources);
INIT_WORK(&adev->kfd.reset_work, amdgpu_amdkfd_reset_work);
}
}
@@ -247,7 +259,8 @@ int amdgpu_amdkfd_post_reset(struct amdgpu_device *adev)
void amdgpu_amdkfd_gpu_reset(struct amdgpu_device *adev)
{
if (amdgpu_device_should_recover_gpu(adev))
amdgpu_device_gpu_recover(adev, NULL);
amdgpu_reset_domain_schedule(adev->reset_domain,
&adev->kfd.reset_work);
}
int amdgpu_amdkfd_alloc_gtt_mem(struct amdgpu_device *adev, size_t size,