linux-kernel - Re: randconfig build error with next-20141001, in drivers/i2c/algos/i2c-algo-bit.c

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Message-ID: <542C8D93.8090008@infradead.org>
Date:	Wed, 01 Oct 2014 16:26:11 -0700
From:	Randy Dunlap <rdunlap@...radead.org>
To:	Jim Davis <jim.epost@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next <linux-next@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>, wsa@...-dreams.de,
	khali@...ux-fr.org, Paul Gortmaker <paul.gortmaker@...driver.com>,
	linux-i2c@...r.kernel.org,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	linux-can@...r.kernel.org,
	linux-media <linux-media@...r.kernel.org>,
	Hans Verkuil <hverkuil@...all.nl>
Subject: Re: randconfig build error with next-20141001, in drivers/i2c/algos/i2c-algo-bit.c

On 10/01/14 14:37, Jim Davis wrote:
> Building with the attached random configuration file,

Also:
warning: (CAN_PEAK_PCIEC && SFC && IGB && VIDEO_TW68 && DRM && FB_DDC && FB_VIA) selects I2C_ALGOBIT which has unmet direct dependencies (I2C)

> drivers/i2c/algos/i2c-algo-bit.c: In function ‘i2c_bit_add_bus’:
> drivers/i2c/algos/i2c-algo-bit.c:658:33: error: ‘i2c_add_adapter’
> undeclared (first use in this function)
>   return __i2c_bit_add_bus(adap, i2c_add_adapter);
>                                  ^
> drivers/i2c/algos/i2c-algo-bit.c:658:33: note: each undeclared
> identifier is reported only once for each function it appears in
> drivers/i2c/algos/i2c-algo-bit.c: In function ‘i2c_bit_add_numbered_bus’:
> drivers/i2c/algos/i2c-algo-bit.c:664:33: error:
> ‘i2c_add_numbered_adapter’ undeclared (first use in this function)
>   return __i2c_bit_add_bus(adap, i2c_add_numbered_adapter);
>                                  ^
>   CC      net/openvswitch/actions.o
> drivers/i2c/algos/i2c-algo-bit.c: In function ‘i2c_bit_add_bus’:
> drivers/i2c/algos/i2c-algo-bit.c:659:1: warning: control reaches end of non-void
>  function [-Wreturn-type]
>  }
>  ^
> drivers/i2c/algos/i2c-algo-bit.c: In function ‘i2c_bit_add_numbered_bus’:
> drivers/i2c/algos/i2c-algo-bit.c:665:1: warning: control reaches end of non-void
>  function [-Wreturn-type]
>  }
>  ^
> make[3]: *** [drivers/i2c/algos/i2c-algo-bit.o] Error 1

In drivers/media/pci/tw68/Kconfig, VIDEO_TW68 should depend on I2C in order
to make it safe to select I2C_ALGOBIT.

In drivers/net/can/sja1000/Kconfig, CAN_PEAK_PCIEC should depend on I2C
instead of selecting I2C (and change the help text).


-- 
~Randy
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