222 int audio_write(int dev, struct file *file, const char __user *buf, int count)  in audio_write()  argument
231 	c = count;  in audio_write()
233 	if(count < 0)  in audio_write()
244 	if (!count)		/* Flush output */  in audio_write()
300 	return count;  in audio_write()
303 int audio_read(int dev, struct file *file, char __user *buf, int count)  in audio_read()  argument
311 	c = count;  in audio_read()
365 	return count - c;  in audio_read()
370 	int val, count;  in audio_ioctl()  local
512 			count = DMAbuf_get_buffer_pointer (dev, dmap, DMODE_OUTPUT);  in audio_ioctl()
513 			if (count < dmap->fragment_size && dmap->qhead != 0)  in audio_ioctl()
514 				count += dmap->bytes_in_use;	/* Pointer wrap not handled yet */  in audio_ioctl()
515 			count += dmap->byte_counter;  in audio_ioctl()
518 			count = dmap->user_counter - count;  in audio_ioctl()
519 			if (count < 0)  in audio_ioctl()
520 				count = 0;  in audio_ioctl()
522 			val = count;  in audio_ioctl()
690 	int bytes, count;  in dma_set_fragment()  local
700 	count = (fact >> 16) & 0x7fff;  in dma_set_fragment()
702 	if (count == 0)  in dma_set_fragment()
703 		count = MAX_SUB_BUFFERS;  in dma_set_fragment()
704 	else if (count < MAX_SUB_BUFFERS)  in dma_set_fragment()
705 		count++;  in dma_set_fragment()
710 	if (count < 2)  in dma_set_fragment()
727 	dmap->max_fragments = count;  in dma_set_fragment()
737 	return bytes | ((count - 1) << 16);  in dma_set_fragment()
747 	int fact, ret, changed, bits, count, err;  in dma_ioctl()  local
930 			count = DMAbuf_get_buffer_pointer (dev, dmap_out, DMODE_OUTPUT);  in dma_ioctl()
931 			if (count < dmap_out->fragment_size && dmap_out->qhead != 0)  in dma_ioctl()
932 				count += dmap_out->bytes_in_use;	/* Pointer wrap not handled yet */  in dma_ioctl()
933 			count += dmap_out->byte_counter;  in dma_ioctl()
935 			count = dmap_out->user_counter - count;  in dma_ioctl()
936 			if (count < 0)  in dma_ioctl()
937 				count = 0;  in dma_ioctl()
939 			ret = count;  in dma_ioctl()