[PATCH 2/2] drm/amd/display: Convert 10kHz clks from PPLib into kHz

Harry Wentland harry.wentland at amd.com
Tue Jul 17 18:34:24 UTC 2018


On 2018-07-17 08:36 AM, Rex Zhu wrote:
> Except special naming as *_in_khz, The default clock unit in powerplay
> is in 10KHz. so need to * 10 as expecting clock frequency in display
> is in kHz.
> 
> Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>

Reviewed-by: Harry Wentland <harry.wentland at amd.com>

Harry

> ---
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> index c69ae78..fbe878a 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> @@ -469,8 +469,8 @@ bool dm_pp_get_static_clocks(
>  		return false;
>  
>  	static_clk_info->max_clocks_state = pp_to_dc_powerlevel_state(pp_clk_info.max_clocks_state);
> -	static_clk_info->max_mclk_khz = pp_clk_info.max_memory_clock;
> -	static_clk_info->max_sclk_khz = pp_clk_info.max_engine_clock;
> +	static_clk_info->max_mclk_khz = pp_clk_info.max_memory_clock * 10;
> +	static_clk_info->max_sclk_khz = pp_clk_info.max_engine_clock * 10;
>  
>  	return true;
>  }
> 


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