diff options
Diffstat (limited to 'drivers/staging/iio/ring_sw.c')
| -rw-r--r-- | drivers/staging/iio/ring_sw.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/staging/iio/ring_sw.c b/drivers/staging/iio/ring_sw.c index 3e24ec455854..b9945ec44faa 100644 --- a/drivers/staging/iio/ring_sw.c +++ b/drivers/staging/iio/ring_sw.c @@ -147,7 +147,7 @@ static int iio_read_first_n_sw_rb(struct iio_buffer *r, size_t data_available, buffer_size; /* A userspace program has probably made an error if it tries to - * read something that is not a whole number of bpds. + * read something that is not a whole number of bpds. * Return an error. */ if (n % ring->buf.bytes_per_datum) { @@ -229,7 +229,7 @@ static int iio_read_first_n_sw_rb(struct iio_buffer *r, /* setup the next read position */ /* Beware, this may fail due to concurrency fun and games. - * Possible that sufficient fill commands have run to push the read + * Possible that sufficient fill commands have run to push the read * pointer past where we would be after the rip. If this occurs, leave * it be. */ @@ -329,6 +329,16 @@ static struct attribute_group iio_ring_attribute_group = { .name = "buffer", }; +static const struct iio_buffer_access_funcs ring_sw_access_funcs = { + .store_to = &iio_store_to_sw_rb, + .read_first_n = &iio_read_first_n_sw_rb, + .request_update = &iio_request_update_sw_rb, + .get_bytes_per_datum = &iio_get_bytes_per_datum_sw_rb, + .set_bytes_per_datum = &iio_set_bytes_per_datum_sw_rb, + .get_length = &iio_get_length_sw_rb, + .set_length = &iio_set_length_sw_rb, +}; + struct iio_buffer *iio_sw_rb_allocate(struct iio_dev *indio_dev) { struct iio_buffer *buf; @@ -341,6 +351,7 @@ struct iio_buffer *iio_sw_rb_allocate(struct iio_dev *indio_dev) buf = &ring->buf; iio_buffer_init(buf); buf->attrs = &iio_ring_attribute_group; + buf->access = &ring_sw_access_funcs; return buf; } @@ -352,16 +363,5 @@ void iio_sw_rb_free(struct iio_buffer *r) } EXPORT_SYMBOL(iio_sw_rb_free); -const struct iio_buffer_access_funcs ring_sw_access_funcs = { - .store_to = &iio_store_to_sw_rb, - .read_first_n = &iio_read_first_n_sw_rb, - .request_update = &iio_request_update_sw_rb, - .get_bytes_per_datum = &iio_get_bytes_per_datum_sw_rb, - .set_bytes_per_datum = &iio_set_bytes_per_datum_sw_rb, - .get_length = &iio_get_length_sw_rb, - .set_length = &iio_set_length_sw_rb, -}; -EXPORT_SYMBOL(ring_sw_access_funcs); - MODULE_DESCRIPTION("Industrialio I/O software ring buffer"); MODULE_LICENSE("GPL"); |