iio:triggers Protect functions in triggers.h from use when not compiled

Also include a couple of forward defs of struct iio_trigger and struct
iio_trigger_ops to avoid doing this in each driver.

Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Denis Ciocca <denis.ciocca@st.com>
This commit is contained in:
Jonathan Cameron 2013-02-09 10:49:00 +00:00
parent ad6c46b0c7
commit aaa300262c
1 changed files with 5 additions and 0 deletions

View File

@ -12,6 +12,7 @@
#ifndef _IIO_TRIGGER_H_
#define _IIO_TRIGGER_H_
#ifdef CONFIG_IIO_TRIGGER
struct iio_subirq {
bool enabled;
};
@ -117,4 +118,8 @@ irqreturn_t iio_trigger_generic_data_rdy_poll(int irq, void *private);
__printf(1, 2) struct iio_trigger *iio_trigger_alloc(const char *fmt, ...);
void iio_trigger_free(struct iio_trigger *trig);
#else
struct iio_trigger;
struct iio_trigger_ops;
#endif
#endif /* _IIO_TRIGGER_H_ */