172 	dmap->qlen = dmap->qhead = dmap->qtail = dmap->user_counter = 0;  in dma_init_buffers()
376 	dmap->qlen = dmap->qhead = dmap->qtail = dmap->user_counter = 0;  in dma_reset_output()
393 	dmap->qlen = dmap->qhead = dmap->qtail = dmap->user_counter = 0;  in dma_reset_input()
416 		if (dmap->counts[dmap->qhead] == 0)  in DMAbuf_launch_output()
417 			dmap->counts[dmap->qhead] = dmap->fragment_size;  in DMAbuf_launch_output()
419 		adev->d->output_block(dev, dmap->raw_buf_phys + dmap->qhead * dmap->fragment_size,  in DMAbuf_launch_output()
420 				      dmap->counts[dmap->qhead], 1);  in DMAbuf_launch_output()
604 	*buf = &dmap->raw_buf[dmap->qhead * dmap->fragment_size + dmap->counts[dmap->qhead]];  in DMAbuf_getrdbuffer()
605 	*len = dmap->fragment_size - dmap->counts[dmap->qhead];  in DMAbuf_getrdbuffer()
607 	return dmap->qhead;  in DMAbuf_getrdbuffer()
614 	int p = dmap->counts[dmap->qhead] + c;  in DMAbuf_rmchars()
624 		dmap->counts[dmap->qhead] = 0;  in DMAbuf_rmchars()
626 		dmap->qhead = (dmap->qhead + 1) % dmap->nbufs;  in DMAbuf_rmchars()
628 	else dmap->counts[dmap->qhead] = p;  in DMAbuf_rmchars()
660 				if (dmap->qhead == 0)  in DMAbuf_get_buffer_pointer()
795 	active_offs = dmap->byte_counter + dmap->qhead * dmap->fragment_size;  in find_output_space()
971 		dmap->qhead = (dmap->qhead + 1) % dmap->nbufs;  in do_outputintr()
972 		if (dmap->qhead == 0) {	    /* Wrapped */  in do_outputintr()
984 		dmap->counts[dmap->qhead] = dmap->fragment_size;  in do_outputintr()
991 	this_fragment = dmap->qhead;  in do_outputintr()
992 	dmap->qhead = (dmap->qhead + 1) % dmap->nbufs;  in do_outputintr()
994 	if (dmap->qhead == 0) {	/* Wrapped */  in do_outputintr()
1052 		while (dmap->qhead != pos && n++ < dmap->nbufs)  in DMAbuf_outputintr()
1099 		dmap->qhead = (dmap->qhead + 1) % dmap->nbufs;  in do_inputintr()