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staging:iio:ring_sw add function needed for threaded irq. 

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 14:41:20 +01:00 committed by Greg Kroah-Hartman
parent 52615d4783
commit e058003265
2 changed files with 11 additions and 4 deletions
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14
drivers/staging/iio/ring_sw.c
View File

@ -455,11 +455,8 @@ int iio_sw_ring_preenable(struct iio_dev *indio_dev)
} }
EXPORT_SYMBOL(iio_sw_ring_preenable); EXPORT_SYMBOL(iio_sw_ring_preenable);
void iio_sw_trigger_bh_to_ring(struct work_struct *work_s) void iio_sw_trigger_to_ring(struct iio_sw_ring_helper_state *st)
{ {
struct iio_sw_ring_helper_state *st
= container_of(work_s, struct iio_sw_ring_helper_state,
work_trigger_to_ring);
struct iio_ring_buffer *ring = st->indio_dev->ring; struct iio_ring_buffer *ring = st->indio_dev->ring;
int len = 0; int len = 0;
size_t datasize = ring->access.get_bytes_per_datum(ring); size_t datasize = ring->access.get_bytes_per_datum(ring);
@ -488,6 +485,15 @@ void iio_sw_trigger_bh_to_ring(struct work_struct *work_s)
return; return;
} }
EXPORT_SYMBOL(iio_sw_trigger_to_ring);
void iio_sw_trigger_bh_to_ring(struct work_struct *work_s)
{
struct iio_sw_ring_helper_state *st
= container_of(work_s, struct iio_sw_ring_helper_state,
work_trigger_to_ring);
iio_sw_trigger_to_ring(st);
}
EXPORT_SYMBOL(iio_sw_trigger_bh_to_ring); EXPORT_SYMBOL(iio_sw_trigger_bh_to_ring);
void iio_sw_poll_func_th(struct iio_dev *indio_dev, s64 time) void iio_sw_poll_func_th(struct iio_dev *indio_dev, s64 time)

1
drivers/staging/iio/ring_sw.h
View File

@ -216,6 +216,7 @@ struct iio_sw_ring_helper_state {
void iio_sw_poll_func_th(struct iio_dev *indio_dev, s64 time); void iio_sw_poll_func_th(struct iio_dev *indio_dev, s64 time);
void iio_sw_trigger_bh_to_ring(struct work_struct *work_s); void iio_sw_trigger_bh_to_ring(struct work_struct *work_s);
void iio_sw_trigger_to_ring(struct iio_sw_ring_helper_state *st);
#else /* CONFIG_IIO_RING_BUFFER*/ #else /* CONFIG_IIO_RING_BUFFER*/
struct iio_sw_ring_helper_state { struct iio_sw_ring_helper_state {