Subject: Re: linux-next: Tree for Feb 18 (hid/hid-cp2112.c)

From: Randy Dunlap <[email-masked]>
Date: Tue, 18 Feb 2014 08:34:07 -0800

On 02/17/14 21:06, Stephen Rothwell wrote:
> Hi all,
> 
> If you see failures in building this tree due to missing declarations of
> k..alloc/free, then it may be caused by commit 2bd59d48ebfb ("cgroup:
> convert to kernfs").  Please send Tejun Heo <[email-masked]> a patch
> adding an inclusion of linux/slab.h to the appropriate file(s).
> 
> This tree fails (more than usual) the powerpc allyesconfig build.
> 
> Changes since 20140217:
> 

on x86_64:
when GPIOLIB is not enabled.

Add
	depends on GPIOLIB
to drivers/hid/Kconfig?

  CC [M]  drivers/hid/hid-cp2112.o
drivers/hid/hid-cp2112.c:162:19: error: field 'gc' has incomplete type
drivers/hid/hid-cp2112.c: In function 'cp2112_gpio_direction_input':
drivers/hid/hid-cp2112.c:171:30: warning: initialization from incompatible pointer type [enabled by default]
drivers/hid/hid-cp2112.c:171:30: warning: (near initialization for 'dev') [enabled by default]
drivers/hid/hid-cp2112.c: In function 'cp2112_gpio_set':
drivers/hid/hid-cp2112.c:200:30: warning: initialization from incompatible pointer type [enabled by default]
drivers/hid/hid-cp2112.c:200:30: warning: (near initialization for 'dev') [enabled by default]
drivers/hid/hid-cp2112.c: In function 'cp2112_gpio_get':
drivers/hid/hid-cp2112.c:218:30: warning: initialization from incompatible pointer type [enabled by default]
drivers/hid/hid-cp2112.c:218:30: warning: (near initialization for 'dev') [enabled by default]
drivers/hid/hid-cp2112.c: In function 'cp2112_gpio_direction_output':
drivers/hid/hid-cp2112.c:237:30: warning: initialization from incompatible pointer type [enabled by default]
drivers/hid/hid-cp2112.c:237:30: warning: (near initialization for 'dev') [enabled by default]
drivers/hid/hid-cp2112.c: In function 'cp2112_probe':
drivers/hid/hid-cp2112.c:944:2: error: implicit declaration of function 'gpiochip_add' [-Werror=implicit-function-declaration]
/local/lnx/next/linux-next-20140218/drivers/hid/hid-cp2112.c:962:2: error: implicit declaration of function 'gpiochip_remove' [-Werror=implicit-function-declaration]
cc1: some warnings being treated as errors
make[3]: *** [drivers/hid/hid-cp2112.o] Error 1

-- 
~Randy