[PATCH 6/7] drm/amdgpu/virt: implement wait_reset callbacks for vi/ai

[Alex Deucher]

On Tue, Oct 24, 2017 at 10:17 PM, Pixel Ding <Pixel.Ding at amd.com> wrote:
> From: pding <Pixel.Ding at amd.com>
>
> Hi Alex,
>
> Split the wait_reset patch to 2. Part 2.
>
> please review.
>
> ---
>
> Signed-off-by: pding <Pixel.Ding at amd.com>

Acked-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c | 1 +
>  drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c | 6 ++++++
>  2 files changed, 7 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
> index b4906d2..f91aab3 100644
> --- a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
> +++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
> @@ -353,5 +353,6 @@ const struct amdgpu_virt_ops xgpu_ai_virt_ops = {
>         .req_full_gpu   = xgpu_ai_request_full_gpu_access,
>         .rel_full_gpu   = xgpu_ai_release_full_gpu_access,
>         .reset_gpu = xgpu_ai_request_reset,
> +       .wait_reset = NULL,
>         .trans_msg = xgpu_ai_mailbox_trans_msg,
>  };
> diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c
> index c25a831..27b03c7 100644
> --- a/drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c
> +++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c
> @@ -458,6 +458,11 @@ static int xgpu_vi_request_reset(struct amdgpu_device *adev)
>         return xgpu_vi_send_access_requests(adev, IDH_REQ_GPU_RESET_ACCESS);
>  }
>
> +static int xgpu_vi_wait_reset_cmpl(struct amdgpu_device *adev)
> +{
> +       return xgpu_vi_poll_msg(adev, IDH_FLR_NOTIFICATION_CMPL);
> +}
> +
>  static int xgpu_vi_request_full_gpu_access(struct amdgpu_device *adev,
>                                            bool init)
>  {
> @@ -613,5 +618,6 @@ const struct amdgpu_virt_ops xgpu_vi_virt_ops = {
>         .req_full_gpu           = xgpu_vi_request_full_gpu_access,
>         .rel_full_gpu           = xgpu_vi_release_full_gpu_access,
>         .reset_gpu              = xgpu_vi_request_reset,
> +       .wait_reset             = xgpu_vi_wait_reset_cmpl,
>         .trans_msg              = NULL, /* Does not need to trans VF errors to host. */
>  };
> --
> 2.9.5
>
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