staging:iio: Setup buffer access functions when allocating the buffer
Setup the buffer access functions in the buffer allocate function. There is no
need to let each driver handle this on its own.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/iio/ring_sw.c b/drivers/staging/iio/ring_sw.c
index 3e24ec4..eeac0da 100644
--- a/drivers/staging/iio/ring_sw.c
+++ b/drivers/staging/iio/ring_sw.c
@@ -329,6 +329,16 @@
.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 @@
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 @@
}
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");