Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.sao.ru/hq/sts/linux/comedi/doc/func-ref-comedi-poll.html
Дата изменения: Unknown
Дата индексирования: Sat Sep 11 20:11:30 2010
Кодировка:
Поисковые слова: rainbow
comedi_poll
Comedi Documentation
PrevNext

comedi_poll

Name

comedi_poll -- force updating of streaming buffer

Synopsis

#include <comedilib.h>

int comedi_poll(comedi_t * device, unsigned int subdevice);

Description

The function comedi_poll() is used on a subdevice that has a Comedi command in progress in order to update the streaming buffer. If supported by the driver, all available samples are copied to the streaming buffer. These samples may be pending in DMA buffers or device FIFOs. If sucessful, the number of additional bytes available is returned. If there is an error, -1 is returned.

PrevHomeNext
comedi_command_testUpcomedi_set_max_buffer_size