On Thu, Jan 17, 2019 at 4:51 AM wentalou <Wentao.Lou@xxxxxxx> wrote:
>
> sriov would meet guest driver load failure,
> if calling amdgpu_asic_reset in amdgpu_device_init.
> sriov should skip asic_reset in device_init.
>
> Change-Id: I6c03b2fcdbf29200fab09459bbffd87726047908
> Signed-off-by: Wentao Lou <Wentao.Lou@xxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index 8a61764..e20dce4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -2553,7 +2553,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
> /* check if we need to reset the asic
> * E.g., driver was not cleanly unloaded previously, etc.
> */
> - if (amdgpu_asic_need_reset_on_init(adev)) {
> + if (!amdgpu_sriov_vf(adev) && amdgpu_asic_need_reset_on_init(adev)) {
> r = amdgpu_asic_reset(adev);
> if (r) {
> dev_err(adev->dev, "asic reset on init failed\n");
> --
> 2.7.4
>
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