linux-kernel - Re: [PATCH V2 2/2] m32r: Add missing big-endian I/O accessors

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Date:	Thu, 27 Nov 2014 22:48:56 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	Kevin Cernekee <cernekee@...il.com>
Cc:	grant.likely@...aro.org, fengguang.wu@...el.com, kbuild-all@...org,
	gregkh@...uxfoundation.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 2/2] m32r: Add missing big-endian I/O accessors

On Thursday 27 November 2014 10:16:33 Kevin Cernekee wrote:
> m32r doesn't use GENERIC_IOMAP, and it doesn't currently implement e.g.
> ioread32be() on its own.  Add definitions to <asm/io.h> to fix build
> failures in common drivers that use these functions.
> 
>    drivers/tty/serial/8250/8250_core.c: In function 'mem32be_serial_out':
> >> drivers/tty/serial/8250/8250_core.c:434:2: error: implicit declaration of function 'iowrite32be' [-Werror=implicit-function-declaration]
>      iowrite32be(value, p->membase + offset);
>      ^
>    drivers/tty/serial/8250/8250_core.c: In function 'mem32be_serial_in':
> >> drivers/tty/serial/8250/8250_core.c:440:2: error: implicit declaration of function 'ioread32be' [-Werror=implicit-function-declaration]
>      return ioread32be(p->membase + offset);
>      ^
>    cc1: some warnings being treated as errors
> 
> Compile-tested only.
> 
> Signed-off-by: Kevin Cernekee <cernekee@...il.com>
> 

Both patches

Acked-by: Arnd Bergmann <arnd@...db.de>
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