Linux CAN drivers development
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From: Pavel Pisa <pisa@cmp.felk.cvut.cz>
To: Yang Li <yang.lee@linux.alibaba.com>
Cc: kuba@kernel.org, davem@davemloft.net, edumazet@google.com,
	ondrej.ille@gmail.com, wg@grandegger.com, mkl@pengutronix.de,
	pabeni@redhat.com, linux-can@vger.kernel.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH -next] can: ctucanfd: Use devm_platform_ioremap_resource()
Date: Thu, 16 Feb 2023 10:36:27 +0100	[thread overview]
Message-ID: <202302161036.27507.pisa@cmp.felk.cvut.cz> (raw)
In-Reply-To: <20230216090610.130860-1-yang.lee@linux.alibaba.com>

On Thursday 16 of February 2023 10:06:10 Yang Li wrote:
> Convert platform_get_resource(), devm_ioremap_resource() to a single
> call to Use devm_platform_ioremap_resource(), as this is exactly
> what this function does.
>
> Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>

Acked-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>

> ---
>  drivers/net/can/ctucanfd/ctucanfd_platform.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/net/can/ctucanfd/ctucanfd_platform.c
> b/drivers/net/can/ctucanfd/ctucanfd_platform.c index
> f83684f006ea..a17561d97192 100644
> --- a/drivers/net/can/ctucanfd/ctucanfd_platform.c
> +++ b/drivers/net/can/ctucanfd/ctucanfd_platform.c
> @@ -47,7 +47,6 @@ static void ctucan_platform_set_drvdata(struct device
> *dev, */
>  static int ctucan_platform_probe(struct platform_device *pdev)
>  {
> -	struct resource *res; /* IO mem resources */
>  	struct device	*dev = &pdev->dev;
>  	void __iomem *addr;
>  	int ret;
> @@ -55,8 +54,7 @@ static int ctucan_platform_probe(struct platform_device
> *pdev) int irq;
>
>  	/* Get the virtual base address for the device */
> -	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	addr = devm_ioremap_resource(dev, res);
> +	addr = devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(addr)) {
>  		ret = PTR_ERR(addr);
>  		goto err;


-- 
                Pavel Pisa
    e-mail:     pisa@cmp.felk.cvut.cz
    Department of Control Engineering FEE CVUT
    Karlovo namesti 13, 121 35, Prague 2
    university: http://control.fel.cvut.cz/
    personal:   http://cmp.felk.cvut.cz/~pisa
    projects:   https://www.openhub.net/accounts/ppisa
    CAN related:http://canbus.pages.fel.cvut.cz/
    RISC-V education: https://comparch.edu.cvut.cz/
    Open Technologies Research Education and Exchange Services
    https://gitlab.fel.cvut.cz/otrees/org/-/wikis/home


  reply	other threads:[~2023-02-16 10:14 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-16  9:06 [PATCH -next] can: ctucanfd: Use devm_platform_ioremap_resource() Yang Li
2023-02-16  9:36 ` Pavel Pisa [this message]
2023-02-16 16:56 ` Alexander Lobakin
2023-02-16 20:05 ` Marc Kleine-Budde

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