[PATCH] amdgpu/pm: Enable sysfs node for pp_dpm_vclk for NAVI12

[Lazar, Lijo]

On 3/28/2022 4:21 PM, Marko Zekovic wrote:
> SMI clock measure API is failing on NAVI12, because
> sysfs node for pp_dpm_vclk is not existing
> 
> Signed-off-by: Marko Zekovic <Marko.Zekovic at amd.com>
> Change-Id: I240fa055600bfc0d46dfec374339ba61764f9ab2
> ---
>   drivers/gpu/drm/amd/pm/amdgpu_pm.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
> index 9ce597ded31db..5d0602d2c1a1e 100644
> --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
> +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
> @@ -2001,7 +2001,8 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
>   			*states = ATTR_STATE_UNSUPPORTED;
>   	} else if (DEVICE_ATTR_IS(pp_dpm_vclk)) {
>   		if (!(gc_ver == IP_VERSION(10, 3, 1) ||
> -		      gc_ver == IP_VERSION(10, 3, 0)))
> +		      gc_ver == IP_VERSION(10, 3, 0) ||
> +		      gc_ver == IP_VERSION(10, 1, 2)))

For VCN, V and DCLK go in pair. A similar change needed for DCLK?

Thanks,
Lijo

>   			*states = ATTR_STATE_UNSUPPORTED;
>   	} else if (DEVICE_ATTR_IS(pp_dpm_dclk)) {
>   		if (!(gc_ver == IP_VERSION(10, 3, 1) ||
>