drivers/comedi/comedi_buf.c

334  * data buffer associated with the subdevice.  The amount reserved is limited
337  * Return: The amount of space reserved in bytes.
420  * COMEDI acquisition data buffer associated with the subdevice.  The amount of
421  * space freed is limited to the amount that was reserved.  The freed space is
427  * Return: The amount of space freed in bytes.
449  * comedi_buf_read_n_available() - Determine amount of readable buffer space
452  * Determine the amount of readable buffer space in the COMEDI acquisition data
457  * Return: The amount of readable buffer space.
486  * subdevice.  The amount reserved is limited to the space available.  The
489  * the amount of readable data available, but the space needs to be marked as
492  * Return: The amount of space reserved in bytes.
528  * amount of space freed is limited to the amount that was reserved.
532  * Return: The amount of space freed in bytes.
619  * Return: The amount of data written in bytes.
665  * Return: The amount of data read in bytes.