diff options
Diffstat (limited to 'drivers/staging/iio/ring_sw.h')
| -rw-r--r-- | drivers/staging/iio/ring_sw.h | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/drivers/staging/iio/ring_sw.h b/drivers/staging/iio/ring_sw.h index fd677f008365..ad03d832c1b9 100644 --- a/drivers/staging/iio/ring_sw.h +++ b/drivers/staging/iio/ring_sw.h @@ -121,19 +121,19 @@ int iio_mark_update_needed_sw_rb(struct iio_ring_buffer *r); /** - * iio_get_bpd_sw_rb() - get the datum size in bytes + * iio_get_bytes_per_datum_sw_rb() - get the datum size in bytes * @r: pointer to a software ring buffer created by an * iio_create_sw_rb call **/ -int iio_get_bpd_sw_rb(struct iio_ring_buffer *r); +int iio_get_bytes_per_datum_sw_rb(struct iio_ring_buffer *r); /** - * iio_set_bpd_sw_rb() - set the datum size in bytes + * iio_set_bytes_per_datum_sw_rb() - set the datum size in bytes * @r: pointer to a software ring buffer created by an * iio_create_sw_rb call * @bpd: bytes per datum value **/ -int iio_set_bpd_sw_rb(struct iio_ring_buffer *r, size_t bpd); +int iio_set_bytes_per_datum_sw_rb(struct iio_ring_buffer *r, size_t bpd); /** * iio_get_length_sw_rb() - get how many datums the rb may contain @@ -166,8 +166,8 @@ static inline void iio_ring_sw_register_funcs(struct iio_ring_access_funcs *ra) ra->mark_param_change = &iio_mark_update_needed_sw_rb; ra->request_update = &iio_request_update_sw_rb; - ra->get_bpd = &iio_get_bpd_sw_rb; - ra->set_bpd = &iio_set_bpd_sw_rb; + ra->get_bytes_per_datum = &iio_get_bytes_per_datum_sw_rb; + ra->set_bytes_per_datum = &iio_set_bytes_per_datum_sw_rb; ra->get_length = &iio_get_length_sw_rb; ra->set_length = &iio_set_length_sw_rb; @@ -207,10 +207,21 @@ struct iio_sw_ring_buffer { struct iio_ring_buffer *iio_sw_rb_allocate(struct iio_dev *indio_dev); void iio_sw_rb_free(struct iio_ring_buffer *ring); +int iio_sw_ring_preenable(struct iio_dev *indio_dev); +struct iio_sw_ring_helper_state { + struct work_struct work_trigger_to_ring; + struct iio_dev *indio_dev; + int (*get_ring_element)(struct iio_sw_ring_helper_state *st, u8 *buf); + s64 last_timestamp; +}; + +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); #else /* CONFIG_IIO_RING_BUFFER*/ -static inline void iio_ring_sw_register_funcs(struct iio_ring_access_funcs *ra) -{}; +struct iio_sw_ring_helper_state { + struct iio_dev *indio_dev; +}; #endif /* !CONFIG_IIO_RING_BUFFER */ #endif /* _IIO_RING_SW_H_ */ |