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()
463 	struct acm_wb *wb = urb->context;  in acm_write_bulk()  local
464 	struct acm *acm = wb->instance;  in acm_write_bulk()
475 	acm_write_done(acm, wb);  in acm_write_bulk()
615 	struct acm_wb *wb;  in acm_port_shutdown()  local
633 		wb = urb->context;  in acm_port_shutdown()
634 		wb->use = 0;  in acm_port_shutdown()
640 		usb_kill_urb(acm->wb[i].urb);  in acm_port_shutdown()
673 	struct acm_wb *wb;  in acm_tty_write()  local
686 	wb = &acm->wb[wbn];  in acm_tty_write()
689 		wb->use = 0;  in acm_tty_write()
696 	memcpy(wb->buf, buf, count);  in acm_tty_write()
697 	wb->len = count;  in acm_tty_write()
701 		wb->use = 0;  in acm_tty_write()
712 		usb_anchor_urb(wb->urb, &acm->delayed);  in acm_tty_write()
723 	stat = acm_start_wb(acm, wb);  in acm_tty_write()
772 			cur = &acm->wb[wbn];  in acm_tty_put_char()
1095 	struct acm_wb *wb;  in acm_write_buffers_free()  local
1098 	for (wb = &acm->wb[0], i = 0; i < ACM_NW; i++, wb++)  in acm_write_buffers_free()
1099 		usb_free_coherent(usb_dev, acm->writesize, wb->buf, wb->dmah);  in acm_write_buffers_free()
1116 	struct acm_wb *wb;  in acm_write_buffers_alloc()  local
1118 	for (wb = &acm->wb[0], i = 0; i < ACM_NW; i++, wb++) {  in acm_write_buffers_alloc()
1119 		wb->buf = usb_alloc_coherent(acm->dev, acm->writesize, GFP_KERNEL,  in acm_write_buffers_alloc()
1120 		    &wb->dmah);  in acm_write_buffers_alloc()
1121 		if (!wb->buf) {  in acm_write_buffers_alloc()
1124 				--wb;  in acm_write_buffers_alloc()
1126 				    wb->buf, wb->dmah);  in acm_write_buffers_alloc()
1409 		struct acm_wb *snd = &(acm->wb[i]);  in acm_probe()
1510 		usb_free_urb(acm->wb[i].urb);  in acm_probe()
1534 		usb_kill_urb(acm->wb[i].urb);  in stop_data_traffic()
1578 		usb_free_urb(acm->wb[i].urb);  in acm_disconnect()