[PATCH] drm/amdgpu/powerplay:avoid to show invalid DPM table info

Dai, Yuxian (David) Yuxian.Dai at amd.com
Fri Apr 17 06:50:48 UTC 2020


[AMD Official Use Only - Internal Distribution Only]

On Fri, Apr 17, 2020 at 10:58:59AM +0800, Yuxian Dai wrote:
> for different ASIC support different the number of DPM levels, we 
> should avoid to show the invalid level value.
> v1 -> v2:
> 	follow the suggestion,clarifiy the description for this change
> Signed-off-by: Yuxian Dai <Yuxian.Dai at amd.com>
> Change-Id: I579ef417ddc8acb4a6cf15c60094743a72d9b050

Reviewed-by: Huang Rui <ray.huang at amd.com>

git format-patch --subject-prefix="PATCH v2" HEAD~

It's to indicate v2 patch in the subject.

Thanks,
Ray
 > got it. Thank for your help
> ---
>  drivers/gpu/drm/amd/powerplay/renoir_ppt.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c 
> b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
> index 281b7b6cf1a4..e4e7a352d032 100644
> --- a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
> +++ b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
> @@ -296,6 +296,8 @@ static int renoir_print_clk_levels(struct 
> smu_context *smu,
>  
>  	for (i = 0; i < count; i++) {
>  		GET_DPM_CUR_FREQ(clk_table, clk_type, i, value);
> +		if (!value)
> +			continue;
>  		size += sprintf(buf + size, "%d: %uMhz %s\n", i, value,
>  				cur_value == value ? "*" : "");
>  		if (cur_value == value)
> --
> 2.17.1
> 
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