169 	struct acm_wb *wb;  in acm_wb_alloc()  local
174 		wb = &acm->wb[wbn];  in acm_wb_alloc()
175 		if (!wb->use) {  in acm_wb_alloc()
176 			wb->use = 1;  in acm_wb_alloc()
193 		n -= acm->wb[i].use;  in acm_wb_is_avail()
201 static void acm_write_done(struct acm *acm, struct acm_wb *wb)  in acm_write_done()  argument
203 	wb->use = 0;  in acm_write_done()
214 static int acm_start_wb(struct acm *acm, struct acm_wb *wb)  in acm_start_wb()  argument
220 	wb->urb->transfer_buffer = wb->buf;  in acm_start_wb()
221 	wb->urb->transfer_dma = wb->dmah;  in acm_start_wb()
222 	wb->urb->transfer_buffer_length = wb->len;  in acm_start_wb()
223 	wb->urb->dev = acm->dev;  in acm_start_wb()
225 	rc = usb_submit_urb(wb->urb, GFP_ATOMIC);  in acm_start_wb()
230 		acm_write_done(acm, wb);  in acm_start_wb()
459 	struct acm_wb *wb = urb->context;  in acm_write_bulk()  local
460 	struct acm *acm = wb->instance;  in acm_write_bulk()
472 	acm_write_done(acm, wb);  in acm_write_bulk()
622 	struct acm_wb *wb;  in acm_port_shutdown()  local
642 		wb = urb->context;  in acm_port_shutdown()
643 		wb->use = 0;  in acm_port_shutdown()
649 		usb_kill_urb(acm->wb[i].urb);  in acm_port_shutdown()
682 	struct acm_wb *wb;  in acm_tty_write()  local
695 	wb = &acm->wb[wbn];  in acm_tty_write()
698 		wb->use = 0;  in acm_tty_write()
705 	memcpy(wb->buf, buf, count);  in acm_tty_write()
706 	wb->len = count;  in acm_tty_write()
710 		wb->use = 0;  in acm_tty_write()
716 		usb_anchor_urb(wb->urb, &acm->delayed);  in acm_tty_write()
721 	stat = acm_start_wb(acm, wb);  in acm_tty_write()
1037 	struct acm_wb *wb;  in acm_write_buffers_free()  local
1040 	for (wb = &acm->wb[0], i = 0; i < ACM_NW; i++, wb++)  in acm_write_buffers_free()
1041 		usb_free_coherent(usb_dev, acm->writesize, wb->buf, wb->dmah);  in acm_write_buffers_free()
1058 	struct acm_wb *wb;  in acm_write_buffers_alloc()  local
1060 	for (wb = &acm->wb[0], i = 0; i < ACM_NW; i++, wb++) {  in acm_write_buffers_alloc()
1061 		wb->buf = usb_alloc_coherent(acm->dev, acm->writesize, GFP_KERNEL,  in acm_write_buffers_alloc()
1062 		    &wb->dmah);  in acm_write_buffers_alloc()
1063 		if (!wb->buf) {  in acm_write_buffers_alloc()
1066 				--wb;  in acm_write_buffers_alloc()
1068 				    wb->buf, wb->dmah);  in acm_write_buffers_alloc()
1396 		struct acm_wb *snd = &(acm->wb[i]);  in acm_probe()
1494 		usb_free_urb(acm->wb[i].urb);  in acm_probe()
1519 		usb_kill_urb(acm->wb[i].urb);  in stop_data_traffic()
1565 		usb_free_urb(acm->wb[i].urb);  in acm_disconnect()