On Thu, Nov 12, 2020 at 2:06 AM Prike Liang <Prike.Liang@xxxxxxx> wrote:
>
> update amdgpu device suspend sequence for gpu reset during s0i3 enable.
>
> Signed-off-by: Prike Liang <Prike.Liang@xxxxxxx>
Maybe squash this one into patch 3?
Alex
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index cf6a1b9..2f60b70 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -2650,7 +2650,7 @@ static int amdgpu_device_ip_suspend_phase1(struct amdgpu_device *adev)
> {
> int i, r;
>
> - if (!amdgpu_acpi_is_s0ix_supported()) {
> + if (!amdgpu_acpi_is_s0ix_supported() || amdgpu_in_reset(adev)) {
> amdgpu_device_set_pg_state(adev, AMD_PG_STATE_UNGATE);
> amdgpu_device_set_cg_state(adev, AMD_CG_STATE_UNGATE);
> }
> @@ -3708,7 +3708,7 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
>
> amdgpu_fence_driver_suspend(adev);
>
> - if (!amdgpu_acpi_is_s0ix_supported())
> + if (!amdgpu_acpi_is_s0ix_supported() || amdgpu_in_reset(adev))
> r = amdgpu_device_ip_suspend_phase2(adev);
> else
> amdgpu_gfx_state_change_set(adev, sGpuChangeState_D3Entry);
> --
> 2.7.4
>
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