[PATCH] drm/amd/pm: fix mode2 reset fail for smu 13.0.5

[Alex Deucher]

On Wed, Feb 23, 2022 at 10:46 PM Yifan Zhang <yifan1.zhang at amd.com> wrote:
>
> SMU MSG index should be used as parameter.
>
> Signed-off-by: Yifan Zhang <yifan1.zhang at amd.com>

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

> ---
>  drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_5_ppt.c | 9 ++-------
>  1 file changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_5_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_5_ppt.c
> index 093b9144464b..8ee5bcb60370 100644
> --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_5_ppt.c
> +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_5_ppt.c
> @@ -245,14 +245,9 @@ static int smu_v13_0_5_post_smu_init(struct smu_context *smu)
>
>  static int smu_v13_0_5_mode_reset(struct smu_context *smu, int type)
>  {
> -       int ret = 0, index = 0;
> -
> -       index = smu_cmn_to_asic_specific_index(smu, CMN2ASIC_MAPPING_MSG,
> -                               SMU_MSG_GfxDeviceDriverReset);
> -       if (index < 0)
> -               return index == -EACCES ? 0 : index;
> +       int ret = 0;
>
> -       ret = smu_cmn_send_smc_msg_with_param(smu, (uint16_t)index, type, NULL);
> +       ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GfxDeviceDriverReset, type, NULL);
>         if (ret)
>                 dev_err(smu->adev->dev, "Failed to mode reset!\n");
>
> --
> 2.25.1
>