linux-kernel - Re: [PATCH] drm/tegra: add missing include

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Message-ID: <20160701131744.GA21768@ulmo.ba.sec>
Date:	Fri, 1 Jul 2016 15:17:44 +0200
From:	Thierry Reding <thierry.reding@...il.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	David Airlie <airlied@...ux.ie>,
	Stephen Warren <swarren@...dotorg.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/tegra: add missing include

On Fri, Jul 01, 2016 at 12:16:20PM +0200, Arnd Bergmann wrote:
> A newly merged patch to configure the XBAR caused a build failure
> in some configurations:
> 
> drivers/gpu/drm/tegra/sor.c: In function 'tegra_sor_set_pinmux':
> drivers/gpu/drm/tegra/sor.c:252:10: error: implicit declaration of function 'pinctrl_lookup_state' [-Werror=implicit-function-declaration]
>   state = pinctrl_lookup_state(sor->pinctrl, name);
>           ^~~~~~~~~~~~~~~~~~~~
> drivers/gpu/drm/tegra/sor.c:252:8: error: assignment makes pointer from integer without a cast [-Werror=int-conversion]
>   state = pinctrl_lookup_state(sor->pinctrl, name);
> 
> The functions are declared in linux/pinctrl/consumer.h, so we need
> to include that file instead of relying on the inclusion to happen
> through another header.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> Fixes: 9e9d1315f4f4 ("drm/tegra: sor: Make XBAR configurable per SoC")
> ---
>  drivers/gpu/drm/tegra/sor.c | 1 +
>  1 file changed, 1 insertion(+)

This was actually introduced in 035f79bcd5e5 ("drm/tegra: sor: Support
DPAUX pin control"), which is causing other problems at runtime, so I've
backed it out again.

Thanks,
Thierry

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