Lines Matching refs:nbytes
340 unsigned int nbytes) in comedi_buf_write_alloc() argument
345 if (nbytes > unalloc) in comedi_buf_write_alloc()
346 nbytes = unalloc; in comedi_buf_write_alloc()
348 async->buf_write_alloc_count += nbytes; in comedi_buf_write_alloc()
356 return nbytes; in comedi_buf_write_alloc()
430 unsigned int nbytes) in comedi_buf_write_free() argument
435 if (nbytes > allocated) in comedi_buf_write_free()
436 nbytes = allocated; in comedi_buf_write_free()
438 async->buf_write_count += nbytes; in comedi_buf_write_free()
439 async->buf_write_ptr += nbytes; in comedi_buf_write_free()
444 return nbytes; in comedi_buf_write_free()
495 unsigned int nbytes) in comedi_buf_read_alloc() argument
501 if (nbytes > available) in comedi_buf_read_alloc()
502 nbytes = available; in comedi_buf_read_alloc()
504 async->buf_read_alloc_count += nbytes; in comedi_buf_read_alloc()
512 return nbytes; in comedi_buf_read_alloc()
535 unsigned int nbytes) in comedi_buf_read_free() argument
547 if (nbytes > allocated) in comedi_buf_read_free()
548 nbytes = allocated; in comedi_buf_read_free()
550 async->buf_read_count += nbytes; in comedi_buf_read_free()
551 async->buf_read_ptr += nbytes; in comedi_buf_read_free()
553 return nbytes; in comedi_buf_read_free()
581 void *dest, unsigned int nbytes) in comedi_buf_memcpy_from() argument
587 while (nbytes) { in comedi_buf_memcpy_from()
592 if (nbytes >= async->prealloc_bufsz - read_ptr) in comedi_buf_memcpy_from()
595 block_size = nbytes; in comedi_buf_memcpy_from()
598 nbytes -= block_size; in comedi_buf_memcpy_from()
625 unsigned int nbytes; in comedi_buf_write_samples() local
642 nbytes = comedi_buf_write_alloc(s, in comedi_buf_write_samples()
644 comedi_buf_memcpy_to(s, data, nbytes); in comedi_buf_write_samples()
645 comedi_buf_write_free(s, nbytes); in comedi_buf_write_samples()
646 comedi_inc_scan_progress(s, nbytes); in comedi_buf_write_samples()
649 return nbytes; in comedi_buf_write_samples()
671 unsigned int nbytes; in comedi_buf_read_samples() local
682 nbytes = comedi_buf_read_alloc(s, in comedi_buf_read_samples()
684 comedi_buf_memcpy_from(s, data, nbytes); in comedi_buf_read_samples()
685 comedi_buf_read_free(s, nbytes); in comedi_buf_read_samples()
686 comedi_inc_scan_progress(s, nbytes); in comedi_buf_read_samples()
689 return nbytes; in comedi_buf_read_samples()