alistair23-linux/drivers/iio/dummy/Kconfig
Arnd Bergmann 9ab655a32e staging: iio: select IRQ_WORK for IIO_DUMMY_EVGEN
The iio dummy code was recently changed to use irq_work_queue, but
that code is compiled into the kernel only if IRQ_WORK is set, so
we can get a link error here:

drivers/built-in.o: In function `iio_evgen_poke':
(.text+0x208a04): undefined reference to `irq_work_queue'

This changes the Kconfig file to match what other drivers do.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: fd2bb310ca ("Staging: iio: Move evgen interrupt generation to irq_work")
Acked-by: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2015-12-05 17:33:39 +00:00

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#
# Industrial I/O subsystem Dummy Driver configuration
#
menu "IIO dummy driver"
depends on IIO
config IIO_DUMMY_EVGEN
select IRQ_WORK
tristate
config IIO_SIMPLE_DUMMY
tristate "An example driver with no hardware requirements"
help
Driver intended mainly as documentation for how to write
a driver. May also be useful for testing userspace code
without hardware.
if IIO_SIMPLE_DUMMY
config IIO_SIMPLE_DUMMY_EVENTS
bool "Event generation support"
select IIO_DUMMY_EVGEN
help
Add some dummy events to the simple dummy driver.
config IIO_SIMPLE_DUMMY_BUFFER
bool "Buffered capture support"
select IIO_BUFFER
select IIO_TRIGGER
select IIO_KFIFO_BUF
help
Add buffered data capture to the simple dummy driver.
endif # IIO_SIMPLE_DUMMY
endmenu