Re: [PATCH -next 1/3] clk: sunxi-ng: sun8i-de2: Use dev_err_probe() helper

From: "Jernej Škrabec" <jernej.skrabec@gmail.com>
To: linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
	Yang Yingliang <yangyingliang@huawei.com>
Cc: mturquette@baylibre.com, sboyd@kernel.org, wens@csie.org
Subject: Re: [PATCH -next 1/3] clk: sunxi-ng: sun8i-de2: Use dev_err_probe() helper
Date: Sat, 27 Aug 2022 13:07:17 +0200	[thread overview]
Message-ID: <5859328.lOV4Wx5bFT@jernej-laptop> (raw)
In-Reply-To: <20220827094151.3323450-1-yangyingliang@huawei.com>

Dne sobota, 27. avgust 2022 ob 11:41:49 CEST je Yang Yingliang napisal(a):
> dev_err() can be replace with dev_err_probe() which will check if error
> code is -EPROBE_DEFER.
> 
> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>

Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>

Best regards,
Jernej

> ---
>  drivers/clk/sunxi-ng/ccu-sun8i-de2.c | 28 +++++++++-------------------
>  1 file changed, 9 insertions(+), 19 deletions(-)
> 
> diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-de2.c
> b/drivers/clk/sunxi-ng/ccu-sun8i-de2.c index 2f6f02f00be2..b70b312e7483
> 100644
> --- a/drivers/clk/sunxi-ng/ccu-sun8i-de2.c
> +++ b/drivers/clk/sunxi-ng/ccu-sun8i-de2.c
> @@ -256,29 +256,19 @@ static int sunxi_de2_clk_probe(struct platform_device
> *pdev) return PTR_ERR(reg);
> 
>  	bus_clk = devm_clk_get(&pdev->dev, "bus");
> -	if (IS_ERR(bus_clk)) {
> -		ret = PTR_ERR(bus_clk);
> -		if (ret != -EPROBE_DEFER)
> -			dev_err(&pdev->dev, "Couldn't get bus clk: 
%d\n", ret);
> -		return ret;
> -	}
> +	if (IS_ERR(bus_clk))
> +		return dev_err_probe(&pdev->dev, PTR_ERR(bus_clk),
> +				     "Couldn't get bus clk\n");
> 
>  	mod_clk = devm_clk_get(&pdev->dev, "mod");
> -	if (IS_ERR(mod_clk)) {
> -		ret = PTR_ERR(mod_clk);
> -		if (ret != -EPROBE_DEFER)
> -			dev_err(&pdev->dev, "Couldn't get mod clk: 
%d\n", ret);
> -		return ret;
> -	}
> +	if (IS_ERR(mod_clk))
> +		return dev_err_probe(&pdev->dev, PTR_ERR(mod_clk),
> +				     "Couldn't get mod clk\n");
> 
>  	rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
> -	if (IS_ERR(rstc)) {
> -		ret = PTR_ERR(rstc);
> -		if (ret != -EPROBE_DEFER)
> -			dev_err(&pdev->dev,
> -				"Couldn't get reset control: 
%d\n", ret);
> -		return ret;
> -	}
> +	if (IS_ERR(rstc))
> +		return dev_err_probe(&pdev->dev, PTR_ERR(rstc),
> +				     "Couldn't get reset 
control\n");
> 
>  	/* The clocks need to be enabled for us to access the registers */
>  	ret = clk_prepare_enable(bus_clk);