staging:iio: add generic data ready poll function.

This case is extremely common, so let us only have the one
copy.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jonathan Cameron 2011-05-18 14:41:21 +01:00 committed by Greg Kroah-Hartman
parent e058003265
commit 8384d9573e
2 changed files with 9 additions and 0 deletions

View File

@ -189,6 +189,13 @@ void iio_trigger_poll(struct iio_trigger *trig, s64 time)
}
EXPORT_SYMBOL(iio_trigger_poll);
irqreturn_t iio_trigger_generic_data_rdy_poll(int irq, void *private)
{
iio_trigger_poll(private, iio_get_time_ns());
return IRQ_HANDLED;
}
EXPORT_SYMBOL(iio_trigger_generic_data_rdy_poll);
void iio_trigger_notify_done(struct iio_trigger *trig)
{
trig->use_count--;

View File

@ -127,6 +127,8 @@ int iio_trigger_dettach_poll_func(struct iio_trigger *trig,
void iio_trigger_poll(struct iio_trigger *trig, s64 time);
void iio_trigger_notify_done(struct iio_trigger *trig);
irqreturn_t iio_trigger_generic_data_rdy_poll(int irq, void *private);
static inline int iio_trigger_get_irq(struct iio_trigger *trig)
{
int ret;