Re: [PATCH -next] staging: iio: Fix up the module build.

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On Thu, 05 Nov 2009 11:06:31 +0000 Jonathan Cameron wrote:

> Good catch.
> 
> Thanks
> 
> Acked-by: Jonathan Cameron <jic23@xxxxxxxxx>

With this patch applied, I still see these problems (linux-next-20091105)
with a randconfig:

drivers/staging/iio/adc/max1363_ring.c: In function 'max1363_poll_bh_to_ring':
drivers/staging/iio/adc/max1363_ring.c:142: error: implicit declaration of function 'iio_to_sw_ring'
drivers/staging/iio/adc/max1363_ring.c:142: warning: initialization makes pointer from integer without a cast
drivers/staging/iio/adc/max1363_ring.c:178: error: dereferencing pointer to incomplete type
drivers/staging/iio/adc/max1363_ring.c: In function 'max1363_register_ring_funcs_and_init':
drivers/staging/iio/adc/max1363_ring.c:190: error: implicit declaration of function 'iio_sw_rb_allocate'
drivers/staging/iio/adc/max1363_ring.c:190: warning: assignment makes pointer from integer without a cast
drivers/staging/iio/adc/max1363_ring.c:216: error: implicit declaration of function 'iio_sw_rb_free'
make[5]: *** [drivers/staging/iio/adc/max1363_ring.o] Error 1


config is attached.


> > Both the max1363 and lis3l02dq modules rely on IIO trigger support in
> > their ring buffer implementations, which is presently a separate config
> > option. In the case of IIO_RING_BUFFER=y and IIO_TRIGGER=n, we end up
> > with the following:
> > 
> > ERROR: "iio_trigger_attach_poll_func" [drivers/staging/iio/adc/max1363.ko] undefined!
> > ERROR: "iio_trigger_dettach_poll_func" [drivers/staging/iio/adc/max1363.ko] undefined!
> > ERROR: "iio_trigger_unregister" [drivers/staging/iio/accel/lis3l02dq.ko] undefined!
> > ERROR: "iio_trigger_notify_done" [drivers/staging/iio/accel/lis3l02dq.ko] undefined!
> > ERROR: "iio_trigger_read_name" [drivers/staging/iio/accel/lis3l02dq.ko] undefined!
> > ERROR: "iio_trigger_poll" [drivers/staging/iio/accel/lis3l02dq.ko] undefined!
> > ERROR: "iio_trigger_attach_poll_func" [drivers/staging/iio/accel/lis3l02dq.ko] undefined!
> > ERROR: "iio_trigger_register" [drivers/staging/iio/accel/lis3l02dq.ko] undefined!
> > ERROR: "iio_free_trigger" [drivers/staging/iio/accel/lis3l02dq.ko] undefined!
> > ERROR: "iio_trigger_dettach_poll_func" [drivers/staging/iio/accel/lis3l02dq.ko] undefined!
> > ERROR: "iio_allocate_trigger" [drivers/staging/iio/accel/lis3l02dq.ko] undefined!
> > make[1]: *** [__modpost] Error 1
> > make: *** [modules] Error 2
> > 
> > This adds an IIO_TRIGGER select for these two drivers conditional on
> > IIO ring buffer support. Caught with an SH randconfig in -next.
> > 
> > Signed-off-by: Paul Mundt <lethal@xxxxxxxxxxxx>
> > 
> > ---
> > 
> >  drivers/staging/iio/accel/Kconfig |    1 +
> >  drivers/staging/iio/adc/Kconfig   |    1 +
> >  2 files changed, 2 insertions(+)
> > 
> > diff --git a/drivers/staging/iio/accel/Kconfig b/drivers/staging/iio/accel/Kconfig
> > index fef3da4..c245644 100644
> > --- a/drivers/staging/iio/accel/Kconfig
> > +++ b/drivers/staging/iio/accel/Kconfig
> > @@ -13,6 +13,7 @@ config KXSD9
> >  config LIS3L02DQ
> >  	tristate "ST Microelectronics LIS3L02DQ Accelerometer Driver"
> >  	depends on SPI
> > +	select IIO_TRIGGER if IIO_RING_BUFFER
> >  	help
> >  	  Say yes here to build SPI support for the ST microelectronics
> >  	  accelerometer. The driver supplies direct access via sysfs files
> > diff --git a/drivers/staging/iio/adc/Kconfig b/drivers/staging/iio/adc/Kconfig
> > index b8c2858..a2f1626 100644
> > --- a/drivers/staging/iio/adc/Kconfig
> > +++ b/drivers/staging/iio/adc/Kconfig
> > @@ -6,6 +6,7 @@ comment "Analog to digital convertors"
> >  config MAX1363
> >  	tristate "MAXIM max1363 ADC driver"
> >  	depends on I2C
> > +	select IIO_TRIGGER if IIO_RING_BUFFER
> >  	help
> >  	  Say yes here to build support for many MAXIM i2c analog to digital
> >  	  convertors (ADC). (max1361, max1362, max1363, max1364, max1136,


---
~Randy

Attachment: config-r3570
Description: Binary data


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