linux-kernel - Re: Recent commit introduces compiler Error in some platforms

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Message-ID: <54E1E45B.2040602@xs4all.nl>
Date:	Mon, 16 Feb 2015 13:36:43 +0100
From:	Hans Verkuil <hverkuil@...all.nl>
To:	Luis de Bethencourt <luis@...ethencourt.com>,
	linux-media@...r.kernel.org
CC:	linux-kernel@...r.kernel.org
Subject: Re: Recent commit introduces compiler Error in some platforms

On 02/16/2015 01:18 PM, Luis de Bethencourt wrote:
> Hi all,
> 
> As can be seen in Han's build log:
> http://hverkuil.home.xs4all.nl/logs/Saturday.log
> 
> The recent commit bc0c5aa35ac88342831933ca7758ead62d9bae2b introduces a
> compiler error in some platforms.
> 
> /home/hans/work/build/media_build/v4l/ir-hix5hd2.c: In function 'hix5hd2_ir_config':
> /home/hans/work/build/media_build/v4l/ir-hix5hd2.c:95:2: error: implicit declaration of function 'writel_relaxed' [-Werror=implicit-function-declaration]
>   writel_relaxed(0x01, priv->base + IR_ENABLE);
>   ^
> 
> Better than reverting, what would be a good solution for this problem?
> I am happy to implment it once I know what is the right direction.
> 
> From what I see that commit mentions that the function is now available from
> include/asm-generic/io.h, but this isn't included.

I've just fixed the media_build repository to handle this. Do a git pull and
it should compile again (only tested against kernel 3.18).

Regards,

	Hans

> Thanks,
> Luis
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