Re: [PATCH] watchdog: Convert to use devm_platform_ioremap_resource

From: Maxime Ripard <maxime.ripard@bootlin.com>
To: Guenter Roeck <linux@roeck-us.net>
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>,
	linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org,
	Joel Stanley <joel@jms.id.au>,
	Nicolas Ferre <nicolas.ferre@microchip.com>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	Baruch Siach <baruch@tkos.co.il>,
	Keguang Zhang <keguang.zhang@gmail.com>,
	Vladimir Zapolskiy <vz@mleia.com>,
	Kevin Hilman <khilman@baylibre.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Avi Fishman <avifishman70@gmail.com>,
	Nancy Yuen <yuenn@google.com>,
	Brendan Higgins <brendanhiggins@google.com>,
	Wan ZongShun <mcuos.com@gmail.com>,
	Michal Simek <michal.simek@xilinx.com>,
	Sylvain Lemieux <slemieux.tyco@gmail.com>,
	Kukjin Kim <kgene@kernel.org>, Barry Song <baohua@kernel.org>,
	Orson Zhai <orsonzhai@gmail.com>,
	Patrice Chotard <patrice.chotard@st.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Chen-Yu Tsai <wens@csie.org>,
	Marc Gonzalez <marc.w.gonzalez@free.fr>,
	Thierry Reding <thierry.reding@gmail.com>,
	Shawn Guo <shawnguo@kernel.org>
Subject: Re: [PATCH] watchdog: Convert to use devm_platform_ioremap_resource
Date: Wed, 3 Apr 2019 08:08:11 +0200	[thread overview]
Message-ID: <20190403060811.kiqs2oalrgtyqvhw@flea> (raw)
In-Reply-To: <1554231713-14137-1-git-send-email-linux@roeck-us.net>

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On Tue, Apr 02, 2019 at 12:01:53PM -0700, Guenter Roeck wrote:
> Use devm_platform_ioremap_resource to reduce source code size,
> improve readability, and reduce the likelyhood of bugs.
>
> The conversion was done automatically with coccinelle using the
> following semantic patch.
>
> @r@
> identifier res, pdev;
> expression a;
> expression index;
> expression e;
> @@
>
> <+...
> - res = platform_get_resource(pdev, IORESOURCE_MEM, index);
> - a = devm_ioremap_resource(e, res);
> + a = devm_platform_ioremap_resource(pdev, index);
> ...+>
>
> @depends on r@
> identifier r.res;
> @@
> - struct resource *res;
>   ... when != res
>
> @@
> identifier res, pdev;
> expression index;
> expression a;
> @@
> - struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, index);
> - a = devm_ioremap_resource(&pdev->dev, res);
> + a = devm_platform_ioremap_resource(pdev, index);
>
> Cc: Joel Stanley <joel@jms.id.au>
> Cc: Nicolas Ferre <nicolas.ferre@microchip.com>
> Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
> Cc: Florian Fainelli <f.fainelli@gmail.com>
> Cc: Linus Walleij <linus.walleij@linaro.org>
> Cc: Baruch Siach <baruch@tkos.co.il>
> Cc: Keguang Zhang <keguang.zhang@gmail.com>
> Cc: Vladimir Zapolskiy <vz@mleia.com>
> Cc: Kevin Hilman <khilman@baylibre.com>
> Cc: Matthias Brugger <matthias.bgg@gmail.com>
> Cc: Avi Fishman <avifishman70@gmail.com>
> Cc: Nancy Yuen <yuenn@google.com>
> Cc: Brendan Higgins <brendanhiggins@google.com>
> Cc: Wan ZongShun <mcuos.com@gmail.com>
> Cc: Michal Simek <michal.simek@xilinx.com>
> Cc: Sylvain Lemieux <slemieux.tyco@gmail.com>
> Cc: Kukjin Kim <kgene@kernel.org>
> Cc: Barry Song <baohua@kernel.org>
> Cc: Orson Zhai <orsonzhai@gmail.com>
> Cc: Patrice Chotard <patrice.chotard@st.com>
> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
> Cc: Maxime Ripard <maxime.ripard@bootlin.com>

For sunxi_wdt

Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>

Thanks!
Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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