Lines Matching refs:serial
254 int (*write_data) (struct hso_serial *serial);
318 static int put_rxbuf_data(struct urb *urb, struct hso_serial *serial);
319 static void hso_kick_transmit(struct hso_serial *serial);
336 static int hso_mux_serial_read(struct hso_serial *serial);
541 static int hso_urb_to_index(struct hso_serial *serial, struct urb *urb) in hso_urb_to_index() argument
545 for (idx = 0; idx < serial->num_rx_urbs; idx++) in hso_urb_to_index()
546 if (serial->rx_urb[idx] == urb) in hso_urb_to_index()
548 dev_err(serial->parent->dev, "hso_urb_to_index failed\n"); in hso_urb_to_index()
627 struct hso_serial *serial = NULL; in get_serial_by_index() local
632 serial = dev2ser(serial_table[index]); in get_serial_by_index()
635 return serial; in get_serial_by_index()
656 static void set_serial_by_index(unsigned index, struct hso_serial *serial) in set_serial_by_index() argument
661 if (serial) in set_serial_by_index()
662 serial_table[index] = serial->parent; in set_serial_by_index()
1112 struct hso_serial *serial = tty->driver_data; in _hso_serial_set_termios() local
1114 if (!serial) { in _hso_serial_set_termios()
1119 D4("port %d", serial->minor); in _hso_serial_set_termios()
1138 static void hso_resubmit_rx_bulk_urb(struct hso_serial *serial, struct urb *urb) in hso_resubmit_rx_bulk_urb() argument
1143 usb_fill_bulk_urb(urb, serial->parent->usb, in hso_resubmit_rx_bulk_urb()
1144 usb_rcvbulkpipe(serial->parent->usb, in hso_resubmit_rx_bulk_urb()
1145 serial->in_endp-> in hso_resubmit_rx_bulk_urb()
1147 urb->transfer_buffer, serial->rx_data_length, in hso_resubmit_rx_bulk_urb()
1148 hso_std_serial_read_bulk_callback, serial); in hso_resubmit_rx_bulk_urb()
1161 static void put_rxbuf_data_and_resubmit_bulk_urb(struct hso_serial *serial) in put_rxbuf_data_and_resubmit_bulk_urb() argument
1166 while (serial->rx_urb_filled[serial->curr_rx_urb_idx]) { in put_rxbuf_data_and_resubmit_bulk_urb()
1167 curr_urb = serial->rx_urb[serial->curr_rx_urb_idx]; in put_rxbuf_data_and_resubmit_bulk_urb()
1168 count = put_rxbuf_data(curr_urb, serial); in put_rxbuf_data_and_resubmit_bulk_urb()
1172 serial->curr_rx_urb_idx++; in put_rxbuf_data_and_resubmit_bulk_urb()
1173 if (serial->curr_rx_urb_idx >= serial->num_rx_urbs) in put_rxbuf_data_and_resubmit_bulk_urb()
1174 serial->curr_rx_urb_idx = 0; in put_rxbuf_data_and_resubmit_bulk_urb()
1175 hso_resubmit_rx_bulk_urb(serial, curr_urb); in put_rxbuf_data_and_resubmit_bulk_urb()
1180 static void put_rxbuf_data_and_resubmit_ctrl_urb(struct hso_serial *serial) in put_rxbuf_data_and_resubmit_ctrl_urb() argument
1185 urb = serial->rx_urb[0]; in put_rxbuf_data_and_resubmit_ctrl_urb()
1186 if (serial->port.count > 0) { in put_rxbuf_data_and_resubmit_ctrl_urb()
1187 count = put_rxbuf_data(urb, serial); in put_rxbuf_data_and_resubmit_ctrl_urb()
1194 (serial->rx_state == RX_PENDING))) { in put_rxbuf_data_and_resubmit_ctrl_urb()
1195 serial->rx_state = RX_SENT; in put_rxbuf_data_and_resubmit_ctrl_urb()
1196 hso_mux_serial_read(serial); in put_rxbuf_data_and_resubmit_ctrl_urb()
1198 serial->rx_state = RX_IDLE; in put_rxbuf_data_and_resubmit_ctrl_urb()
1205 struct hso_serial *serial = urb->context; in hso_std_serial_read_bulk_callback() local
1211 if (!serial) { in hso_std_serial_read_bulk_callback()
1216 handle_usb_error(status, __func__, serial->parent); in hso_std_serial_read_bulk_callback()
1224 if (serial->port.count == 0) in hso_std_serial_read_bulk_callback()
1227 if (serial->parent->port_spec & HSO_INFO_CRC_BUG) in hso_std_serial_read_bulk_callback()
1228 fix_crc_bug(urb, serial->in_endp->wMaxPacketSize); in hso_std_serial_read_bulk_callback()
1230 spin_lock(&serial->serial_lock); in hso_std_serial_read_bulk_callback()
1231 serial->rx_urb_filled[hso_urb_to_index(serial, urb)] = 1; in hso_std_serial_read_bulk_callback()
1232 put_rxbuf_data_and_resubmit_bulk_urb(serial); in hso_std_serial_read_bulk_callback()
1233 spin_unlock(&serial->serial_lock); in hso_std_serial_read_bulk_callback()
1240 static void hso_unthrottle_tasklet(struct hso_serial *serial) in hso_unthrottle_tasklet() argument
1244 spin_lock_irqsave(&serial->serial_lock, flags); in hso_unthrottle_tasklet()
1245 if ((serial->parent->port_spec & HSO_INTF_MUX)) in hso_unthrottle_tasklet()
1246 put_rxbuf_data_and_resubmit_ctrl_urb(serial); in hso_unthrottle_tasklet()
1248 put_rxbuf_data_and_resubmit_bulk_urb(serial); in hso_unthrottle_tasklet()
1249 spin_unlock_irqrestore(&serial->serial_lock, flags); in hso_unthrottle_tasklet()
1254 struct hso_serial *serial = tty->driver_data; in hso_unthrottle() local
1256 tasklet_hi_schedule(&serial->unthrottle_tasklet); in hso_unthrottle()
1262 struct hso_serial *serial = get_serial_by_index(tty->index); in hso_serial_open() local
1266 if (serial == NULL || serial->magic != HSO_SERIAL_MAGIC) { in hso_serial_open()
1273 mutex_lock(&serial->parent->mutex); in hso_serial_open()
1274 result = usb_autopm_get_interface(serial->parent->interface); in hso_serial_open()
1278 D1("Opening %d", serial->minor); in hso_serial_open()
1281 tty->driver_data = serial; in hso_serial_open()
1282 tty_port_tty_set(&serial->port, tty); in hso_serial_open()
1285 serial->port.count++; in hso_serial_open()
1286 if (serial->port.count == 1) { in hso_serial_open()
1287 serial->rx_state = RX_IDLE; in hso_serial_open()
1290 tasklet_init(&serial->unthrottle_tasklet, in hso_serial_open()
1292 (unsigned long)serial); in hso_serial_open()
1293 result = hso_start_serial_device(serial->parent, GFP_KERNEL); in hso_serial_open()
1295 hso_stop_serial_device(serial->parent); in hso_serial_open()
1296 serial->port.count--; in hso_serial_open()
1298 kref_get(&serial->parent->ref); in hso_serial_open()
1304 usb_autopm_put_interface(serial->parent->interface); in hso_serial_open()
1310 mutex_unlock(&serial->parent->mutex); in hso_serial_open()
1317 struct hso_serial *serial = tty->driver_data; in hso_serial_close() local
1323 if (serial == NULL) in hso_serial_close()
1326 mutex_lock(&serial->parent->mutex); in hso_serial_close()
1327 usb_gone = serial->parent->usb_gone; in hso_serial_close()
1330 usb_autopm_get_interface(serial->parent->interface); in hso_serial_close()
1334 serial->port.count--; in hso_serial_close()
1336 if (serial->port.count <= 0) { in hso_serial_close()
1337 serial->port.count = 0; in hso_serial_close()
1338 tty_port_tty_set(&serial->port, NULL); in hso_serial_close()
1340 hso_stop_serial_device(serial->parent); in hso_serial_close()
1341 tasklet_kill(&serial->unthrottle_tasklet); in hso_serial_close()
1345 usb_autopm_put_interface(serial->parent->interface); in hso_serial_close()
1347 mutex_unlock(&serial->parent->mutex); in hso_serial_close()
1354 struct hso_serial *serial = tty->driver_data; in hso_serial_write() local
1359 if (serial == NULL) { in hso_serial_write()
1364 spin_lock_irqsave(&serial->serial_lock, flags); in hso_serial_write()
1366 space = serial->tx_data_length - serial->tx_buffer_count; in hso_serial_write()
1372 memcpy(serial->tx_buffer + serial->tx_buffer_count, buf, tx_bytes); in hso_serial_write()
1373 serial->tx_buffer_count += tx_bytes; in hso_serial_write()
1376 spin_unlock_irqrestore(&serial->serial_lock, flags); in hso_serial_write()
1378 hso_kick_transmit(serial); in hso_serial_write()
1386 struct hso_serial *serial = tty->driver_data; in hso_serial_write_room() local
1390 spin_lock_irqsave(&serial->serial_lock, flags); in hso_serial_write_room()
1391 room = serial->tx_data_length - serial->tx_buffer_count; in hso_serial_write_room()
1392 spin_unlock_irqrestore(&serial->serial_lock, flags); in hso_serial_write_room()
1400 struct hso_serial *serial = tty->driver_data; in hso_serial_cleanup() local
1402 if (!serial) in hso_serial_cleanup()
1405 kref_put(&serial->parent->ref, hso_serial_ref_free); in hso_serial_cleanup()
1411 struct hso_serial *serial = tty->driver_data; in hso_serial_set_termios() local
1419 spin_lock_irqsave(&serial->serial_lock, flags); in hso_serial_set_termios()
1420 if (serial->port.count) in hso_serial_set_termios()
1424 spin_unlock_irqrestore(&serial->serial_lock, flags); in hso_serial_set_termios()
1432 struct hso_serial *serial = tty->driver_data; in hso_serial_chars_in_buffer() local
1437 if (serial == NULL) in hso_serial_chars_in_buffer()
1440 spin_lock_irqsave(&serial->serial_lock, flags); in hso_serial_chars_in_buffer()
1441 chars = serial->tx_buffer_count; in hso_serial_chars_in_buffer()
1442 spin_unlock_irqrestore(&serial->serial_lock, flags); in hso_serial_chars_in_buffer()
1446 static int tiocmget_submit_urb(struct hso_serial *serial, in tiocmget_submit_urb() argument
1452 if (serial->parent->usb_gone) in tiocmget_submit_urb()
1460 tiocmget_intr_callback, serial, in tiocmget_submit_urb()
1473 struct hso_serial *serial = urb->context; in tiocmget_intr_callback() local
1484 if (!serial) in tiocmget_intr_callback()
1487 handle_usb_error(status, __func__, serial->parent); in tiocmget_intr_callback()
1492 tiocmget = serial->tiocmget; in tiocmget_intr_callback()
1495 BUG_ON((serial->parent->port_spec & HSO_PORT_MASK) != HSO_PORT_MODEM); in tiocmget_intr_callback()
1497 usb = serial->parent->usb; in tiocmget_intr_callback()
1498 interface = serial->parent->interface; in tiocmget_intr_callback()
1521 spin_lock(&serial->serial_lock); in tiocmget_intr_callback()
1544 spin_unlock(&serial->serial_lock); in tiocmget_intr_callback()
1550 tiocmget_submit_urb(serial, in tiocmget_intr_callback()
1552 serial->parent->usb); in tiocmget_intr_callback()
1564 hso_wait_modem_status(struct hso_serial *serial, unsigned long arg) in hso_wait_modem_status() argument
1571 tiocmget = serial->tiocmget; in hso_wait_modem_status()
1577 spin_lock_irq(&serial->serial_lock); in hso_wait_modem_status()
1579 spin_unlock_irq(&serial->serial_lock); in hso_wait_modem_status()
1582 spin_lock_irq(&serial->serial_lock); in hso_wait_modem_status()
1584 spin_unlock_irq(&serial->serial_lock); in hso_wait_modem_status()
1616 struct hso_serial *serial = tty->driver_data; in hso_get_count() local
1617 struct hso_tiocmget *tiocmget = serial->tiocmget; in hso_get_count()
1623 spin_lock_irq(&serial->serial_lock); in hso_get_count()
1625 spin_unlock_irq(&serial->serial_lock); in hso_get_count()
1646 struct hso_serial *serial = tty->driver_data; in hso_serial_tiocmget() local
1651 if (!serial) { in hso_serial_tiocmget()
1655 spin_lock_irq(&serial->serial_lock); in hso_serial_tiocmget()
1656 retval = ((serial->rts_state) ? TIOCM_RTS : 0) | in hso_serial_tiocmget()
1657 ((serial->dtr_state) ? TIOCM_DTR : 0); in hso_serial_tiocmget()
1658 tiocmget = serial->tiocmget; in hso_serial_tiocmget()
1670 spin_unlock_irq(&serial->serial_lock); in hso_serial_tiocmget()
1680 struct hso_serial *serial = tty->driver_data; in hso_serial_tiocmset() local
1684 if (!serial) { in hso_serial_tiocmset()
1689 if ((serial->parent->port_spec & HSO_PORT_MASK) != HSO_PORT_MODEM) in hso_serial_tiocmset()
1692 interface = serial->parent->interface; in hso_serial_tiocmset()
1695 spin_lock_irqsave(&serial->serial_lock, flags); in hso_serial_tiocmset()
1697 serial->rts_state = 1; in hso_serial_tiocmset()
1699 serial->dtr_state = 1; in hso_serial_tiocmset()
1702 serial->rts_state = 0; in hso_serial_tiocmset()
1704 serial->dtr_state = 0; in hso_serial_tiocmset()
1706 if (serial->dtr_state) in hso_serial_tiocmset()
1708 if (serial->rts_state) in hso_serial_tiocmset()
1711 spin_unlock_irqrestore(&serial->serial_lock, flags); in hso_serial_tiocmset()
1713 return usb_control_msg(serial->parent->usb, in hso_serial_tiocmset()
1714 usb_rcvctrlpipe(serial->parent->usb, 0), 0x22, in hso_serial_tiocmset()
1722 struct hso_serial *serial = tty->driver_data; in hso_serial_ioctl() local
1726 if (!serial) in hso_serial_ioctl()
1730 ret = hso_wait_modem_status(serial, arg); in hso_serial_ioctl()
1741 static void hso_kick_transmit(struct hso_serial *serial) in hso_kick_transmit() argument
1747 spin_lock_irqsave(&serial->serial_lock, flags); in hso_kick_transmit()
1748 if (!serial->tx_buffer_count) in hso_kick_transmit()
1751 if (serial->tx_urb_used) in hso_kick_transmit()
1755 if (hso_get_activity(serial->parent) == -EAGAIN) in hso_kick_transmit()
1759 temp = serial->tx_buffer; in hso_kick_transmit()
1760 serial->tx_buffer = serial->tx_data; in hso_kick_transmit()
1761 serial->tx_data = temp; in hso_kick_transmit()
1762 serial->tx_data_count = serial->tx_buffer_count; in hso_kick_transmit()
1763 serial->tx_buffer_count = 0; in hso_kick_transmit()
1766 if (temp && serial->write_data) { in hso_kick_transmit()
1767 res = serial->write_data(serial); in hso_kick_transmit()
1769 serial->tx_urb_used = 1; in hso_kick_transmit()
1772 spin_unlock_irqrestore(&serial->serial_lock, flags); in hso_kick_transmit()
1776 static int mux_device_request(struct hso_serial *serial, u8 type, u16 port, in mux_device_request() argument
1785 if (!serial || !ctrl_urb || !ctrl_req) { in mux_device_request()
1801 pipe = usb_rcvctrlpipe(serial->parent->usb, 0); in mux_device_request()
1808 pipe = usb_sndctrlpipe(serial->parent->usb, 0); in mux_device_request()
1818 serial->parent->usb, in mux_device_request()
1821 ctrl_urb_data, size, ctrl_callback, serial); in mux_device_request()
1836 static int hso_mux_serial_read(struct hso_serial *serial) in hso_mux_serial_read() argument
1838 if (!serial) in hso_mux_serial_read()
1842 memset(serial->rx_data[0], 0, CTRL_URB_RX_SIZE); in hso_mux_serial_read()
1845 if (serial->num_rx_urbs != 1) { in hso_mux_serial_read()
1846 dev_err(&serial->parent->interface->dev, in hso_mux_serial_read()
1851 return mux_device_request(serial, in hso_mux_serial_read()
1853 serial->parent->port_spec & HSO_PORT_MASK, in hso_mux_serial_read()
1854 serial->rx_urb[0], in hso_mux_serial_read()
1855 &serial->ctrl_req_rx, in hso_mux_serial_read()
1856 serial->rx_data[0], serial->rx_data_length); in hso_mux_serial_read()
1863 struct hso_serial *serial; in intr_callback() local
1888 serial = get_serial_by_shared_int_and_type(shared_int, in intr_callback()
1890 if (serial != NULL) { in intr_callback()
1892 spin_lock(&serial->serial_lock); in intr_callback()
1893 if (serial->rx_state == RX_IDLE && in intr_callback()
1894 serial->port.count > 0) { in intr_callback()
1897 if (!serial->rx_urb_filled[0]) { in intr_callback()
1898 serial->rx_state = RX_SENT; in intr_callback()
1899 hso_mux_serial_read(serial); in intr_callback()
1901 serial->rx_state = RX_PENDING; in intr_callback()
1906 spin_unlock(&serial->serial_lock); in intr_callback()
1915 static int hso_mux_serial_write_data(struct hso_serial *serial) in hso_mux_serial_write_data() argument
1917 if (NULL == serial) in hso_mux_serial_write_data()
1920 return mux_device_request(serial, in hso_mux_serial_write_data()
1922 serial->parent->port_spec & HSO_PORT_MASK, in hso_mux_serial_write_data()
1923 serial->tx_urb, in hso_mux_serial_write_data()
1924 &serial->ctrl_req_tx, in hso_mux_serial_write_data()
1925 serial->tx_data, serial->tx_data_count); in hso_mux_serial_write_data()
1931 struct hso_serial *serial = urb->context; in hso_std_serial_write_bulk_callback() local
1935 if (!serial) { in hso_std_serial_write_bulk_callback()
1940 spin_lock(&serial->serial_lock); in hso_std_serial_write_bulk_callback()
1941 serial->tx_urb_used = 0; in hso_std_serial_write_bulk_callback()
1942 spin_unlock(&serial->serial_lock); in hso_std_serial_write_bulk_callback()
1944 handle_usb_error(status, __func__, serial->parent); in hso_std_serial_write_bulk_callback()
1947 hso_put_activity(serial->parent); in hso_std_serial_write_bulk_callback()
1948 tty_port_tty_wakeup(&serial->port); in hso_std_serial_write_bulk_callback()
1949 hso_kick_transmit(serial); in hso_std_serial_write_bulk_callback()
1955 static int hso_std_serial_write_data(struct hso_serial *serial) in hso_std_serial_write_data() argument
1957 int count = serial->tx_data_count; in hso_std_serial_write_data()
1960 usb_fill_bulk_urb(serial->tx_urb, in hso_std_serial_write_data()
1961 serial->parent->usb, in hso_std_serial_write_data()
1962 usb_sndbulkpipe(serial->parent->usb, in hso_std_serial_write_data()
1963 serial->out_endp-> in hso_std_serial_write_data()
1965 serial->tx_data, serial->tx_data_count, in hso_std_serial_write_data()
1966 hso_std_serial_write_bulk_callback, serial); in hso_std_serial_write_data()
1968 result = usb_submit_urb(serial->tx_urb, GFP_ATOMIC); in hso_std_serial_write_data()
1970 dev_warn(&serial->parent->usb->dev, in hso_std_serial_write_data()
1981 struct hso_serial *serial = urb->context; in ctrl_callback() local
1986 if (!serial) in ctrl_callback()
1989 spin_lock(&serial->serial_lock); in ctrl_callback()
1990 serial->tx_urb_used = 0; in ctrl_callback()
1991 spin_unlock(&serial->serial_lock); in ctrl_callback()
1993 handle_usb_error(status, __func__, serial->parent); in ctrl_callback()
2006 serial->rx_urb_filled[0] = 1; in ctrl_callback()
2007 spin_lock(&serial->serial_lock); in ctrl_callback()
2008 put_rxbuf_data_and_resubmit_ctrl_urb(serial); in ctrl_callback()
2009 spin_unlock(&serial->serial_lock); in ctrl_callback()
2011 hso_put_activity(serial->parent); in ctrl_callback()
2012 tty_port_tty_wakeup(&serial->port); in ctrl_callback()
2014 hso_kick_transmit(serial); in ctrl_callback()
2019 static int put_rxbuf_data(struct urb *urb, struct hso_serial *serial) in put_rxbuf_data() argument
2025 if (urb == NULL || serial == NULL) { in put_rxbuf_data()
2030 tty = tty_port_tty_get(&serial->port); in put_rxbuf_data()
2039 count = tty_buffer_request_room(&serial->port, urb->actual_length); in put_rxbuf_data()
2041 tty_insert_flip_string(&serial->port, urb->transfer_buffer, in put_rxbuf_data()
2043 tty_flip_buffer_push(&serial->port); in put_rxbuf_data()
2045 dev_warn(&serial->parent->usb->dev, in put_rxbuf_data()
2051 serial->rx_urb_filled[hso_urb_to_index(serial, urb)] = 0; in put_rxbuf_data()
2164 struct hso_serial *serial = dev2ser(hso_dev); in hso_start_serial_device() local
2166 if (!serial) in hso_start_serial_device()
2171 if (!(serial->parent->port_spec & HSO_INTF_MUX)) { in hso_start_serial_device()
2172 for (i = 0; i < serial->num_rx_urbs; i++) { in hso_start_serial_device()
2173 usb_fill_bulk_urb(serial->rx_urb[i], in hso_start_serial_device()
2174 serial->parent->usb, in hso_start_serial_device()
2175 usb_rcvbulkpipe(serial->parent->usb, in hso_start_serial_device()
2176 serial->in_endp-> in hso_start_serial_device()
2179 serial->rx_data[i], in hso_start_serial_device()
2180 serial->rx_data_length, in hso_start_serial_device()
2182 serial); in hso_start_serial_device()
2183 result = usb_submit_urb(serial->rx_urb[i], flags); in hso_start_serial_device()
2185 dev_warn(&serial->parent->usb->dev, in hso_start_serial_device()
2192 mutex_lock(&serial->shared_int->shared_int_lock); in hso_start_serial_device()
2193 if (!serial->shared_int->use_count) { in hso_start_serial_device()
2195 hso_mux_submit_intr_urb(serial->shared_int, in hso_start_serial_device()
2198 serial->shared_int->use_count++; in hso_start_serial_device()
2199 mutex_unlock(&serial->shared_int->shared_int_lock); in hso_start_serial_device()
2201 if (serial->tiocmget) in hso_start_serial_device()
2202 tiocmget_submit_urb(serial, in hso_start_serial_device()
2203 serial->tiocmget, in hso_start_serial_device()
2204 serial->parent->usb); in hso_start_serial_device()
2211 struct hso_serial *serial = dev2ser(hso_dev); in hso_stop_serial_device() local
2214 if (!serial) in hso_stop_serial_device()
2217 for (i = 0; i < serial->num_rx_urbs; i++) { in hso_stop_serial_device()
2218 if (serial->rx_urb[i]) { in hso_stop_serial_device()
2219 usb_kill_urb(serial->rx_urb[i]); in hso_stop_serial_device()
2220 serial->rx_urb_filled[i] = 0; in hso_stop_serial_device()
2223 serial->curr_rx_urb_idx = 0; in hso_stop_serial_device()
2225 if (serial->tx_urb) in hso_stop_serial_device()
2226 usb_kill_urb(serial->tx_urb); in hso_stop_serial_device()
2228 if (serial->shared_int) { in hso_stop_serial_device()
2229 mutex_lock(&serial->shared_int->shared_int_lock); in hso_stop_serial_device()
2230 if (serial->shared_int->use_count && in hso_stop_serial_device()
2231 (--serial->shared_int->use_count == 0)) { in hso_stop_serial_device()
2234 urb = serial->shared_int->shared_intr_urb; in hso_stop_serial_device()
2238 mutex_unlock(&serial->shared_int->shared_int_lock); in hso_stop_serial_device()
2240 tiocmget = serial->tiocmget; in hso_stop_serial_device()
2249 static void hso_serial_tty_unregister(struct hso_serial *serial) in hso_serial_tty_unregister() argument
2251 tty_unregister_device(tty_drv, serial->minor); in hso_serial_tty_unregister()
2254 static void hso_serial_common_free(struct hso_serial *serial) in hso_serial_common_free() argument
2258 for (i = 0; i < serial->num_rx_urbs; i++) { in hso_serial_common_free()
2260 usb_free_urb(serial->rx_urb[i]); in hso_serial_common_free()
2262 kfree(serial->rx_data[i]); in hso_serial_common_free()
2266 usb_free_urb(serial->tx_urb); in hso_serial_common_free()
2267 kfree(serial->tx_buffer); in hso_serial_common_free()
2268 kfree(serial->tx_data); in hso_serial_common_free()
2269 tty_port_destroy(&serial->port); in hso_serial_common_free()
2272 static int hso_serial_common_create(struct hso_serial *serial, int num_urbs, in hso_serial_common_create() argument
2279 tty_port_init(&serial->port); in hso_serial_common_create()
2286 serial->parent->dev = tty_port_register_device_attr(&serial->port, in hso_serial_common_create()
2287 tty_drv, minor, &serial->parent->interface->dev, in hso_serial_common_create()
2288 serial->parent, hso_serial_dev_groups); in hso_serial_common_create()
2289 dev = serial->parent->dev; in hso_serial_common_create()
2292 serial->minor = minor; in hso_serial_common_create()
2293 serial->magic = HSO_SERIAL_MAGIC; in hso_serial_common_create()
2294 spin_lock_init(&serial->serial_lock); in hso_serial_common_create()
2295 serial->num_rx_urbs = num_urbs; in hso_serial_common_create()
2300 serial->rx_data_length = rx_size; in hso_serial_common_create()
2301 for (i = 0; i < serial->num_rx_urbs; i++) { in hso_serial_common_create()
2302 serial->rx_urb[i] = usb_alloc_urb(0, GFP_KERNEL); in hso_serial_common_create()
2303 if (!serial->rx_urb[i]) { in hso_serial_common_create()
2307 serial->rx_urb[i]->transfer_buffer = NULL; in hso_serial_common_create()
2308 serial->rx_urb[i]->transfer_buffer_length = 0; in hso_serial_common_create()
2309 serial->rx_data[i] = kzalloc(serial->rx_data_length, in hso_serial_common_create()
2311 if (!serial->rx_data[i]) in hso_serial_common_create()
2316 serial->tx_urb = usb_alloc_urb(0, GFP_KERNEL); in hso_serial_common_create()
2317 if (!serial->tx_urb) { in hso_serial_common_create()
2321 serial->tx_urb->transfer_buffer = NULL; in hso_serial_common_create()
2322 serial->tx_urb->transfer_buffer_length = 0; in hso_serial_common_create()
2324 serial->tx_data_count = 0; in hso_serial_common_create()
2325 serial->tx_buffer_count = 0; in hso_serial_common_create()
2326 serial->tx_data_length = tx_size; in hso_serial_common_create()
2327 serial->tx_data = kzalloc(serial->tx_data_length, GFP_KERNEL); in hso_serial_common_create()
2328 if (!serial->tx_data) in hso_serial_common_create()
2331 serial->tx_buffer = kzalloc(serial->tx_data_length, GFP_KERNEL); in hso_serial_common_create()
2332 if (!serial->tx_buffer) in hso_serial_common_create()
2337 hso_serial_tty_unregister(serial); in hso_serial_common_create()
2338 hso_serial_common_free(serial); in hso_serial_common_create()
2588 static void hso_free_tiomget(struct hso_serial *serial) in hso_free_tiomget() argument
2591 if (!serial) in hso_free_tiomget()
2593 tiocmget = serial->tiocmget; in hso_free_tiomget()
2597 serial->tiocmget = NULL; in hso_free_tiomget()
2605 struct hso_serial *serial = dev2ser(hso_dev); in hso_free_serial_device() local
2607 if (!serial) in hso_free_serial_device()
2610 hso_serial_common_free(serial); in hso_free_serial_device()
2612 if (serial->shared_int) { in hso_free_serial_device()
2613 mutex_lock(&serial->shared_int->shared_int_lock); in hso_free_serial_device()
2614 if (--serial->shared_int->ref_count == 0) in hso_free_serial_device()
2615 hso_free_shared_int(serial->shared_int); in hso_free_serial_device()
2617 mutex_unlock(&serial->shared_int->shared_int_lock); in hso_free_serial_device()
2619 hso_free_tiomget(serial); in hso_free_serial_device()
2620 kfree(serial); in hso_free_serial_device()
2629 struct hso_serial *serial; in hso_create_bulk_serial_device() local
2637 serial = kzalloc(sizeof(*serial), GFP_KERNEL); in hso_create_bulk_serial_device()
2638 if (!serial) in hso_create_bulk_serial_device()
2641 serial->parent = hso_dev; in hso_create_bulk_serial_device()
2642 hso_dev->port_data.dev_serial = serial; in hso_create_bulk_serial_device()
2646 serial->tiocmget = kzalloc(sizeof(struct hso_tiocmget), in hso_create_bulk_serial_device()
2651 if (serial->tiocmget) { in hso_create_bulk_serial_device()
2652 tiocmget = serial->tiocmget; in hso_create_bulk_serial_device()
2662 hso_free_tiomget(serial); in hso_create_bulk_serial_device()
2668 if (hso_serial_common_create(serial, num_urbs, BULK_URB_RX_SIZE, in hso_create_bulk_serial_device()
2672 serial->in_endp = hso_get_ep(interface, USB_ENDPOINT_XFER_BULK, in hso_create_bulk_serial_device()
2674 if (!serial->in_endp) { in hso_create_bulk_serial_device()
2680 (serial->out_endp = in hso_create_bulk_serial_device()
2686 serial->write_data = hso_std_serial_write_data; in hso_create_bulk_serial_device()
2689 set_serial_by_index(serial->minor, serial); in hso_create_bulk_serial_device()
2698 hso_serial_tty_unregister(serial); in hso_create_bulk_serial_device()
2699 hso_serial_common_free(serial); in hso_create_bulk_serial_device()
2701 hso_free_tiomget(serial); in hso_create_bulk_serial_device()
2702 kfree(serial); in hso_create_bulk_serial_device()
2714 struct hso_serial *serial; in hso_create_mux_serial_device() local
2728 serial = kzalloc(sizeof(*serial), GFP_KERNEL); in hso_create_mux_serial_device()
2729 if (!serial) in hso_create_mux_serial_device()
2732 hso_dev->port_data.dev_serial = serial; in hso_create_mux_serial_device()
2733 serial->parent = hso_dev; in hso_create_mux_serial_device()
2736 (serial, 1, CTRL_URB_RX_SIZE, CTRL_URB_TX_SIZE)) in hso_create_mux_serial_device()
2739 serial->tx_data_length--; in hso_create_mux_serial_device()
2740 serial->write_data = hso_mux_serial_write_data; in hso_create_mux_serial_device()
2742 serial->shared_int = mux; in hso_create_mux_serial_device()
2743 mutex_lock(&serial->shared_int->shared_int_lock); in hso_create_mux_serial_device()
2744 serial->shared_int->ref_count++; in hso_create_mux_serial_device()
2745 mutex_unlock(&serial->shared_int->shared_int_lock); in hso_create_mux_serial_device()
2748 set_serial_by_index(serial->minor, serial); in hso_create_mux_serial_device()
2757 if (serial) { in hso_create_mux_serial_device()
2758 tty_unregister_device(tty_drv, serial->minor); in hso_create_mux_serial_device()
2759 kfree(serial); in hso_create_mux_serial_device()
3107 struct hso_serial *serial; in hso_free_interface() local
3113 serial = dev2ser(serial_table[i]); in hso_free_interface()
3114 tty_port_tty_hangup(&serial->port, false); in hso_free_interface()
3115 mutex_lock(&serial->parent->mutex); in hso_free_interface()
3116 serial->parent->usb_gone = 1; in hso_free_interface()
3117 mutex_unlock(&serial->parent->mutex); in hso_free_interface()
3120 hso_serial_tty_unregister(serial); in hso_free_interface()