linux-kernel - Re: [PATCH] soc: mediatek: mtk-devapc: Switch to devm_clk_get

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Message-ID: <136b0d6f-0523-8019-35d9-792211e22d2a@gmail.com>
Date:   Wed, 1 Feb 2023 14:22:49 +0100
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Cc:     linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] soc: mediatek: mtk-devapc: Switch to
 devm_clk_get_enabled()



On 06/10/2022 13:09, AngeloGioacchino Del Regno wrote:
> This driver does exactly devm_clk_get() and clk_prepare_enable() right
> after, which is exactly what devm_clk_get_enabled() does: clean that
> up by switching to the latter.
> 
> This commit brings no functional changes.
> 
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

Applied, sorry for the delay.

Matthias

> ---
>   drivers/soc/mediatek/mtk-devapc.c | 11 ++---------
>   1 file changed, 2 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/soc/mediatek/mtk-devapc.c b/drivers/soc/mediatek/mtk-devapc.c
> index fc13334db1b1..bad139cb117e 100644
> --- a/drivers/soc/mediatek/mtk-devapc.c
> +++ b/drivers/soc/mediatek/mtk-devapc.c
> @@ -276,19 +276,14 @@ static int mtk_devapc_probe(struct platform_device *pdev)
>   	if (!devapc_irq)
>   		return -EINVAL;
>   
> -	ctx->infra_clk = devm_clk_get(&pdev->dev, "devapc-infra-clock");
> +	ctx->infra_clk = devm_clk_get_enabled(&pdev->dev, "devapc-infra-clock");
>   	if (IS_ERR(ctx->infra_clk))
>   		return -EINVAL;
>   
> -	if (clk_prepare_enable(ctx->infra_clk))
> -		return -EINVAL;
> -
>   	ret = devm_request_irq(&pdev->dev, devapc_irq, devapc_violation_irq,
>   			       IRQF_TRIGGER_NONE, "devapc", ctx);
> -	if (ret) {
> -		clk_disable_unprepare(ctx->infra_clk);
> +	if (ret)
>   		return ret;
> -	}
>   
>   	platform_set_drvdata(pdev, ctx);
>   
> @@ -303,8 +298,6 @@ static int mtk_devapc_remove(struct platform_device *pdev)
>   
>   	stop_devapc(ctx);
>   
> -	clk_disable_unprepare(ctx->infra_clk);
> -
>   	return 0;
>   }
>