Re: [PATCH 5/6] devfreq: rk3399_dmc: do not print error when get supply and clk defer.

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On 2018년 04월 19일 19:40, Enric Balletbo i Serra wrote:
> From: Lin Huang <hl@xxxxxxxxxxxxxx>
> 
> We just return -EPROBE_DEFER error code to caller and do not
> print error message when try to get center logic regulator
> and DMC clock defer.
> 
> Signed-off-by: Lin Huang <hl@xxxxxxxxxxxxxx>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
> ---
> 
>  drivers/devfreq/rk3399_dmc.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/devfreq/rk3399_dmc.c b/drivers/devfreq/rk3399_dmc.c
> index 44a379657cd5..5bfca028eaaf 100644
> --- a/drivers/devfreq/rk3399_dmc.c
> +++ b/drivers/devfreq/rk3399_dmc.c
> @@ -308,12 +308,18 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev)
>  
>  	data->vdd_center = devm_regulator_get(dev, "center");
>  	if (IS_ERR(data->vdd_center)) {
> +		if (PTR_ERR(data->vdd_center) == -EPROBE_DEFER)
> +			return -EPROBE_DEFER;
> +
>  		dev_err(dev, "Cannot get the regulator \"center\"\n");
>  		return PTR_ERR(data->vdd_center);
>  	}
>  
>  	data->dmc_clk = devm_clk_get(dev, "dmc_clk");
>  	if (IS_ERR(data->dmc_clk)) {
> +		if (PTR_ERR(data->dmc_clk) == -EPROBE_DEFER)
> +			return -EPROBE_DEFER;
> +
>  		dev_err(dev, "Cannot get the clk dmc_clk\n");
>  		return PTR_ERR(data->dmc_clk);
>  	};
> 

Looks good to me.
Reviewed-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics
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