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drm/amdgpu: add amdgpu_irq_gpu_reset_resume_helper

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irq need to update when gpu reset happens.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Chunming Zhou 2016-06-16 16:54:53 +08:00 committed by Alex Deucher
parent 505bc983bf
commit 0eaeb070ed
3 changed files with 14 additions and 0 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
View File

@ -1973,6 +1973,7 @@ retry:
/* bad news, how to tell it to userspace ? */
dev_info(adev->dev, "GPU reset failed\n");
}
amdgpu_irq_gpu_reset_resume_helper(adev);
return r;
}

12
drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
View File

@ -383,6 +383,18 @@ int amdgpu_irq_update(struct amdgpu_device *adev,
return r;
}
void amdgpu_irq_gpu_reset_resume_helper(struct amdgpu_device *adev)
{
int i, j;
for (i = 0; i < AMDGPU_MAX_IRQ_SRC_ID; i++) {
struct amdgpu_irq_src *src = adev->irq.sources[i];
if (!src)
continue;
for (j = 0; j < src->num_types; j++)
amdgpu_irq_update(adev, src, j);
}
}
/**
* amdgpu_irq_get - enable interrupt
*

1
drivers/gpu/drm/amd/amdgpu/amdgpu_irq.h
View File

@ -94,6 +94,7 @@ int amdgpu_irq_put(struct amdgpu_device *adev, struct amdgpu_irq_src *src,
unsigned type);
bool amdgpu_irq_enabled(struct amdgpu_device *adev, struct amdgpu_irq_src *src,
unsigned type);
void amdgpu_irq_gpu_reset_resume_helper(struct amdgpu_device *adev);
int amdgpu_irq_add_domain(struct amdgpu_device *adev);
void amdgpu_irq_remove_domain(struct amdgpu_device *adev);