[PATCH 10/10] drm/amdgpu: Add PSP reload case to reset-on-init

[Alex Deucher]

On Mon, Sep 2, 2024 at 4:03 AM Lijo Lazar <lijo.lazar at amd.com> wrote:
>
> A reset on initialization will be needed if a new PSP TOS needs to be
> loaded than the one currently active on the system. This is possible
> only on SOCs which support a full device reset which results in unload
> of active PSP TOS.
>
> Signed-off-by: Lijo Lazar <lijo.lazar at amd.com>

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

> ---
>  drivers/gpu/drm/amd/amdgpu/soc15.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
> index 7901b3fbc127..a1e049bcd4aa 100644
> --- a/drivers/gpu/drm/amd/amdgpu/soc15.c
> +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
> @@ -829,6 +829,8 @@ static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
>         if (adev->asic_type == CHIP_RENOIR)
>                 return true;
>
> +       if (amdgpu_psp_tos_reload_needed(adev))
> +               return true;
>         /* Just return false for soc15 GPUs.  Reset does not seem to
>          * be necessary.
>          */
> --
> 2.25.1
>