linux-kernel - Re: [PATCH] i2c: mv64xxx: Fix reset controller handling

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Date:	Fri, 28 Mar 2014 08:49:00 +0100
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:	linux-i2c@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, kevin.z.m.zh@...il.com,
	sunny@...winnertech.com, shuge@...winnertech.com,
	zhuzhenhua@...winnertech.com, linux@....linux.org.uk
Subject: Re: [PATCH] i2c: mv64xxx: Fix reset controller handling

On Mon, Mar 10, 2014 at 12:12:10PM +0100, Maxime Ripard wrote:
> The reset framework recently gained optional stubs when CONFIG_RESET_CONTROLLER
> is not selected. It also introduced a function reset_get_optional, that is also
> dummy-defined whenever the framework isn't enabled, for drivers that needs an
> optional reset controller.
> 
> Switch to this function, since the mv64xxx driver is in this case. This also
> fixes a compilation breakage whenever the reset framework wasn't selected:
> 
> drivers/i2c/busses/i2c-mv64xxx.c:771:2: error: implicit declaration of function 'devm_reset_control_get'
> 
> While we're at it, remove the redundant test on dev.of_node surrounding the
> calls to reset framework functions, since it will either be a valid pointer, an
> error pointer in the case where we called reset_get_optional without an of_node
> pointer or if it failed, or NULL if we're not loaded through DT.
> 
> Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>

Applied to for-next, thanks!


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