linux-kernel - Re: [PATCH 04/13] mailbox: mediatek: cmdq: convert to devm_platform_ioremap

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Date:   Mon, 30 Dec 2019 09:58:20 +0800
From:   CK Hu <ck.hu@...iatek.com>
To:     Yangtao Li <tiny.windzz@...il.com>
CC:     <jassisinghbrar@...il.com>, <nsaenzjulienne@...e.de>,
        <f.fainelli@...il.com>, <rjui@...adcom.com>,
        <sbranden@...adcom.com>, <bcm-kernel-feedback-list@...adcom.com>,
        <lftan@...era.com>, <matthias.bgg@...il.com>, <agross@...nel.org>,
        <bjorn.andersson@...aro.org>, <mcoquelin.stm32@...il.com>,
        <alexandre.torgue@...com>, <thierry.reding@...il.com>,
        <jonathanh@...dia.com>, <linux-kernel@...r.kernel.org>,
        <linux-rpi-kernel@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <nios2-dev@...ts.rocketboards.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-arm-msm@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-tegra@...r.kernel.org>
Subject: Re: [PATCH 04/13] mailbox: mediatek: cmdq: convert to
 devm_platform_ioremap_resource

Hi, Yangtao:

On Sat, 2019-12-28 at 18:35 +0000, Yangtao Li wrote:
> Use devm_platform_ioremap_resource() to simplify code.
> 

Reviewed-by: CK Hu <ck.hu@...iatek.com>

> Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
> ---
>  drivers/mailbox/mtk-cmdq-mailbox.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c
> index 9a6ce9f5a7db..7f9e34b021c8 100644
> --- a/drivers/mailbox/mtk-cmdq-mailbox.c
> +++ b/drivers/mailbox/mtk-cmdq-mailbox.c
> @@ -458,7 +458,6 @@ static struct mbox_chan *cmdq_xlate(struct mbox_controller *mbox,
>  static int cmdq_probe(struct platform_device *pdev)
>  {
>  	struct device *dev = &pdev->dev;
> -	struct resource *res;
>  	struct cmdq *cmdq;
>  	int err, i;
>  
> @@ -466,8 +465,7 @@ static int cmdq_probe(struct platform_device *pdev)
>  	if (!cmdq)
>  		return -ENOMEM;
>  
> -	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	cmdq->base = devm_ioremap_resource(dev, res);
> +	cmdq->base = devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(cmdq->base)) {
>  		dev_err(dev, "failed to ioremap gce\n");
>  		return PTR_ERR(cmdq->base);