linux-kernel - Re: [RFC 02/23] watchdog: omap_wdt: raw read and write endian fix

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Message-ID: <52871050.8060006@roeck-us.net>
Date:	Fri, 15 Nov 2013 22:27:28 -0800
From:	Guenter Roeck <linux@...ck-us.net>
To:	Taras Kondratiuk <taras.kondratiuk@...aro.org>,
	linux-omap@...r.kernel.org
CC:	linaro-networking@...aro.org,
	Victor Kamensky <victor.kamensky@...aro.org>,
	Wim Van Sebroeck <wim@...ana.be>,
	linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC 02/23] watchdog: omap_wdt: raw read and write endian fix

On 11/15/2013 04:01 PM, Taras Kondratiuk wrote:
> From: Victor Kamensky <victor.kamensky@...aro.org>
>
> All OMAP IP blocks expect LE data, but CPU may operate in BE mode.
> Need to use endian neutral functions to read/write h/w registers.
> I.e instead of __raw_read[lw] and __raw_write[lw] functions code
> need to use read[lw]_relaxed and write[lw]_relaxed functions.
> If the first simply reads/writes register, the second will byteswap
> it if host operates in BE mode.
>
> Changes are trivial sed like replacement of __raw_xxx functions
> with xxx_relaxed variant.
>
> Signed-off-by: Victor Kamensky <victor.kamensky@...aro.org>
> Signed-off-by: Taras Kondratiuk <taras.kondratiuk@...aro.org>

Acked-by: Guenter Roeck <linux@...ck-us.net>


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