Re: [PATCH v2] drm/amdgpu: Enable default GPU reset for dGPU on gfx8/9 v2

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On Tue, Oct 23, 2018 at 12:51 PM Andrey Grodzovsky
<andrey.grodzovsky@xxxxxxx> wrote:
>
> After testing looks like these subset of ASICs has GPU reset
> working for the most part. Enable reset due to job timeout.
>
> v2: Switch from GFX version to ASIC type.
>
> Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@xxxxxxx>

Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 30 ++++++++++++++++++++++++++----
>  1 file changed, 26 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index d11489e..759f3fb 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -3297,13 +3297,35 @@ bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev)
>                 return false;
>         }
>
> -       if (amdgpu_gpu_recovery == 0 || (amdgpu_gpu_recovery == -1  &&
> -                                        !amdgpu_sriov_vf(adev))) {
> -               DRM_INFO("GPU recovery disabled.\n");
> -               return false;
> +       if (amdgpu_gpu_recovery == 0)
> +               goto disabled;
> +
> +       if (amdgpu_sriov_vf(adev))
> +               return true;
> +
> +       if (amdgpu_gpu_recovery == -1) {
> +               switch (adev->asic_type) {
> +               case CHIP_TOPAZ:
> +               case CHIP_TONGA:
> +               case CHIP_FIJI:
> +               case CHIP_POLARIS10:
> +               case CHIP_POLARIS11:
> +               case CHIP_POLARIS12:
> +               case CHIP_VEGAM:
> +               case CHIP_VEGA20:
> +               case CHIP_VEGA10:
> +               case CHIP_VEGA12:
> +                               break;
> +               default:
> +                               goto disabled;
> +               }
>         }
>
>         return true;
> +
> +disabled:
> +               DRM_INFO("GPU recovery disabled.\n");
> +               return false;
>  }
>
>  /**
> --
> 2.7.4
>
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