linux-kernel - Re: [PATCH 02/10] media: renesas-ceu: Use of_device_get_match

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Message-ID: <20191009095440.6e834ecf@coco.lan>
Date:   Wed, 9 Oct 2019 09:54:40 -0300
From:   Mauro Carvalho Chehab <mchehab+samsung@...nel.org>
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Jacopo Mondi <jacopo@...ndi.org>,
        Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        linux-media@...r.kernel.org, linux-renesas-soc@...r.kernel.org
Subject: Re: [PATCH 02/10] media: renesas-ceu: Use
 of_device_get_match_data()

Em Fri,  4 Oct 2019 14:43:26 -0700
Stephen Boyd <swboyd@...omium.org> escreveu:

> This driver can use the replacement API instead of calling
> of_match_device() and then dereferencing the pointer that is returned.
> This nicely avoids referencing the match table when it is undefined with
> configurations where CONFIG_OF=n.
> 
> Cc: Arnd Bergmann <arnd@...db.de>
> Cc: Geert Uytterhoeven <geert@...ux-m68k.org>
> Cc: Jacopo Mondi <jacopo@...ndi.org>
> Cc: Mauro Carvalho Chehab <mchehab@...nel.org>
> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: Frank Rowand <frowand.list@...il.com>
> Cc: <linux-media@...r.kernel.org>
> Cc: <linux-renesas-soc@...r.kernel.org>
> Signed-off-by: Stephen Boyd <swboyd@...omium.org>
> ---
> 
> Please ack or pick for immediate merge so the last patch can be merged.

Feel free to merge it via your tree:

Acked-by: Mauro Carvalho Chehab <mchehab+samsung@...nel.org>


> 
>  drivers/media/platform/renesas-ceu.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/media/platform/renesas-ceu.c b/drivers/media/platform/renesas-ceu.c
> index 197b3991330d..60518bbc2cd5 100644
> --- a/drivers/media/platform/renesas-ceu.c
> +++ b/drivers/media/platform/renesas-ceu.c
> @@ -1679,7 +1679,7 @@ static int ceu_probe(struct platform_device *pdev)
>  	v4l2_async_notifier_init(&ceudev->notifier);
>  
>  	if (IS_ENABLED(CONFIG_OF) && dev->of_node) {
> -		ceu_data = of_match_device(ceu_of_match, dev)->data;
> +		ceu_data = of_device_get_match_data(dev);
>  		num_subdevs = ceu_parse_dt(ceudev);
>  	} else if (dev->platform_data) {
>  		/* Assume SH4 if booting with platform data. */



Thanks,
Mauro