drivers/comedi/comedi_buf.c

302  * data buffer associated with the subdevice.  The amount reserved is limited
305  * Return: The amount of space reserved in bytes.
401  * COMEDI acquisition data buffer associated with the subdevice.  The amount of
402  * space freed is limited to the amount that was reserved.  The freed space is
408  * Return: The amount of space freed in bytes.
443  * comedi_buf_read_n_available() - Determine amount of readable buffer space
446  * Determine the amount of readable buffer space in the COMEDI acquisition data
451  * Return: The amount of readable buffer space.
495  * subdevice.  The amount reserved is limited to the space available.  The
498  * the amount of readable data available, but the space needs to be marked as
501  * Return: The amount of space reserved in bytes.
550  * amount of space freed is limited to the amount that was reserved.
554  * Return: The amount of space freed in bytes.
669  * Return: The amount of data written in bytes.
723  * Return: The amount of data read in bytes.