iio: buffer: document iio_push_to_buffers() calling context

Document that iio_push_to_buffers() can be called from any context.

Also document the Return: value while here.

Signed-off-by: David Lechner <dlechner@baylibre.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
David Lechner 2025-09-16 16:02:55 -05:00 • committed by Jonathan Cameron
commit d87b03ced9