93 	minor = idr_alloc(&acm_minors, acm, 0, ACM_TTY_MINORS, GFP_KERNEL);  in acm_alloc_minor()
120 	retval = usb_control_msg(acm->dev, usb_sndctrlpipe(acm->dev, 0),  in acm_ctrl_msg()
122 		acm->control->altsetting[0].desc.bInterfaceNumber,  in acm_ctrl_msg()
126 		"%s - rq 0x%02x, val %#x, len %#x, result %d\n",  in acm_ctrl_msg()
131 	return retval < 0 ? retval : 0;  in acm_ctrl_msg()
143 			control, NULL, 0);  in acm_set_control()
147 	acm_ctrl_msg(acm, USB_CDC_REQ_SET_LINE_CODING, 0, line, sizeof *(line))
149 	acm_ctrl_msg(acm, USB_CDC_REQ_SEND_BREAK, ms, NULL, 0)
156 	for (i = 0; i < ACM_NW; i++)  in acm_poison_urbs()
158 	for (i = 0; i < acm->rx_buflimit; i++)  in acm_poison_urbs()
166 	for (i = 0; i < acm->rx_buflimit; i++)  in acm_unpoison_urbs()
168 	for (i = 0; i < ACM_NW; i++)  in acm_unpoison_urbs()
184 	wbn = 0;  in acm_wb_alloc()
185 	i = 0;  in acm_wb_alloc()
190 			wb->len = 0;  in acm_wb_alloc()
206 	for (i = 0; i < ACM_NW; i++)  in acm_wb_is_avail()
241 	if (rc < 0) {  in acm_start_wb()
313 			"%s - serial state: 0x%x\n", __func__, newctrl);  in acm_process_notification()
342 			tty_insert_flip_char(&acm->port, 0, TTY_BREAK);  in acm_process_notification()
381 	case 0:  in acm_ctrl_irq()
401 	if (acm->nb_index == 0) {  in acm_ctrl_irq()
419 	if (acm->nb_index != 0 || current_size < expected_size) {  in acm_ctrl_irq()
428 				acm->nb_index = 0;  in acm_ctrl_irq()
449 		acm->nb_index = 0;  in acm_ctrl_irq()
467 		return 0;  in acm_submit_read_urb()
484 	return 0;  in acm_submit_read_urb()
492 	for (i = 0; i < acm->rx_buflimit; ++i) {  in acm_submit_read_urbs()
498 	return 0;  in acm_submit_read_urbs()
529 	case 0:  in acm_read_bulk_callback()
577 			schedule_delayed_work(&acm->dwork, 0);  in acm_read_bulk_callback()
607 	schedule_delayed_work(&acm->dwork, 0);  in acm_write_bulk()
618 			for (i = 0; i < acm->rx_buflimit; i++)  in acm_softint()
627 		for (i = 0; i < acm->rx_buflimit; i++)  in acm_softint()
662 	return 0;  in acm_tty_install()
685 		val = 0;  in acm_port_dtr_rts()
736 	return 0;  in acm_port_activate()
739 	for (i = 0; i < acm->rx_buflimit; i++)  in acm_port_activate()
777 	acm->control->needs_remote_wakeup = 0;  in acm_port_shutdown()
824 		return 0;  in acm_tty_write()
830 	if (wbn < 0) {  in acm_tty_write()
832 		return 0;  in acm_tty_write()
863 	if (stat < 0)  in acm_tty_write()
875 	return acm_wb_is_avail(acm) ? acm->writesize : 0;  in acm_tty_write_room()
885 	for (i = 0; i < ACM_NW; i++)  in acm_tty_flush_buffer()
899 		return 0;  in acm_tty_chars_in_buffer()
933 	retval = acm_send_break(acm, state ? 0xffff : 0);  in acm_tty_break_ctl()
934 	if (retval < 0)  in acm_tty_break_ctl()
944 	return (acm->ctrlout & USB_CDC_CTRL_DTR ? TIOCM_DTR : 0) |  in acm_tty_tiocmget()
945 	       (acm->ctrlout & USB_CDC_CTRL_RTS ? TIOCM_RTS : 0) |  in acm_tty_tiocmget()
946 	       (acm->ctrlin  & USB_CDC_SERIAL_STATE_DSR ? TIOCM_DSR : 0) |  in acm_tty_tiocmget()
947 	       (acm->ctrlin  & USB_CDC_SERIAL_STATE_RING_SIGNAL ? TIOCM_RI : 0) |  in acm_tty_tiocmget()
948 	       (acm->ctrlin  & USB_CDC_SERIAL_STATE_DCD ? TIOCM_CD : 0) |  in acm_tty_tiocmget()
959 	set = (set & TIOCM_DTR ? USB_CDC_CTRL_DTR : 0) |  in acm_tty_tiocmset()
960 	      (set & TIOCM_RTS ? USB_CDC_CTRL_RTS : 0);  in acm_tty_tiocmset()
961 	clear = (clear & TIOCM_DTR ? USB_CDC_CTRL_DTR : 0) |  in acm_tty_tiocmset()
962 		(clear & TIOCM_RTS ? USB_CDC_CTRL_RTS : 0);  in acm_tty_tiocmset()
967 		return 0;  in acm_tty_tiocmset()
982 	return 0;  in get_serial_info()
989 	int retval = 0;  in set_serial_info()
1013 	int rv = 0;  in wait_serial_change()
1067 	return 0;  in acm_tty_get_icount()
1079 		if (rv < 0) {  in acm_tty_ioctl()
1100 	newline.bCharFormat = termios->c_cflag & CSTOPB ? 2 : 0;  in acm_tty_set_termios()
1103 				(termios->c_cflag & CMSPAR ? 2 : 0) : 0;  in acm_tty_set_termios()
1107 	acm->clocal = ((termios->c_cflag & CLOCAL) != 0);  in acm_tty_set_termios()
1147 	for (wb = &acm->wb[0], i = 0; i < ACM_NW; i++, wb++)  in acm_write_buffers_free()
1155 	for (i = 0; i < acm->rx_buflimit; i++)  in acm_read_buffers_free()
1166 	for (wb = &acm->wb[0], i = 0; i < ACM_NW; i++, wb++) {  in acm_write_buffers_alloc()
1170 			while (i != 0) {  in acm_write_buffers_alloc()
1179 	return 0;  in acm_write_buffers_alloc()
1205 	int combined_interfaces = 0;  in acm_probe()
1216 	memset(&h, 0x00, sizeof(struct usb_cdc_parsed_header));  in acm_probe()
1223 		control_interface = usb_ifnum_to_if(usb_dev, 0);  in acm_probe()
1263 		} else if (call_intf_num > 0) {  in acm_probe()
1335 	    control_interface->cur_altsetting->desc.bNumEndpoints == 0)  in acm_probe()
1338 	epctrl = &control_interface->cur_altsetting->endpoint[0].desc;  in acm_probe()
1339 	epread = &data_interface->cur_altsetting->endpoint[0].desc;  in acm_probe()
1371 	if (minor < 0) {  in acm_probe()
1408 	if (acm_write_buffers_alloc(acm) < 0)  in acm_probe()
1411 	acm->ctrlurb = usb_alloc_urb(0, GFP_KERNEL);  in acm_probe()
1415 	for (i = 0; i < num_rx_buf; i++) {  in acm_probe()
1426 		urb = usb_alloc_urb(0, GFP_KERNEL);  in acm_probe()
1445 	for (i = 0; i < ACM_NW; i++) {  in acm_probe()
1448 		snd->urb = usb_alloc_urb(0, GFP_KERNEL);  in acm_probe()
1467 	if (i < 0)  in acm_probe()
1483 		if (i < 0) {  in acm_probe()
1486 			acm->country_code_size = 0;  in acm_probe()
1492 		if (i < 0) {  in acm_probe()
1496 			acm->country_code_size = 0;  in acm_probe()
1510 	acm->nb_index = 0;  in acm_probe()
1511 	acm->nb_size = 0;  in acm_probe()
1537 	return 0;  in acm_probe()
1554 	for (i = 0; i < ACM_NW; i++)  in acm_probe()
1557 	for (i = 0; i < num_rx_buf; i++)  in acm_probe()
1612 	for (i = 0; i < ACM_NW; i++)  in acm_disconnect()
1614 	for (i = 0; i < acm->rx_buflimit; i++)  in acm_disconnect()
1646 		return 0;  in acm_suspend()
1650 	acm->urbs_in_error_delay = 0;  in acm_suspend()
1652 	return 0;  in acm_suspend()
1659 	int rv = 0;  in acm_resume()
1683 		if (rv < 0)  in acm_resume()
1711 	acm->nb_index = 0; /* pending control transfers are lost */  in acm_pre_reset()
1713 	return 0;  in acm_pre_reset()
1717 		USB_DEVICE_AND_INTERFACE_INFO(0x0421, x, \
1722 		USB_DEVICE_AND_INTERFACE_INFO(0x04e7, x, \
1732 	{ USB_DEVICE(0x0424, 0x274e), /* Microchip Technology, Inc. (formerly SMSC) */
1734 	{ USB_DEVICE(0x076d, 0x0006), /* Denso Cradle CU-321 */
1736 	{ USB_DEVICE(0x17ef, 0x7000), /* Lenovo USB modem */
1738 	{ USB_DEVICE(0x0870, 0x0001), /* Metricom GS Modem */
1741 	{ USB_DEVICE(0x045b, 0x023c),	/* Renesas R-Car H3 USB Download mode */
1744 	{ USB_DEVICE(0x045b, 0x0247),	/* Renesas R-Car D3 USB Download mode */
1747 	{ USB_DEVICE(0x045b, 0x0248),	/* Renesas R-Car M3-N USB Download mode */
1750 	{ USB_DEVICE(0x045b, 0x024D),	/* Renesas R-Car E3 USB Download mode */
1753 	{ USB_DEVICE(0x0e8d, 0x0003), /* FIREFLY, MediaTek Inc; [email protected] */
1756 	{ USB_DEVICE(0x0e8d, 0x2000), /* MediaTek Inc Preloader */
1759 	{ USB_DEVICE(0x0e8d, 0x3329), /* MediaTek Inc GPS */
1762 	{ USB_DEVICE(0x0482, 0x0203), /* KYOCERA AH-K3001V */
1765 	{ USB_DEVICE(0x079b, 0x000f), /* BT On-Air USB MODEM */
1768 	{ USB_DEVICE(0x0ace, 0x1602), /* ZyDAS 56K USB MODEM */
1771 	{ USB_DEVICE(0x0ace, 0x1608), /* ZyDAS 56K USB MODEM */
1774 	{ USB_DEVICE(0x0ace, 0x1611), /* ZyDAS 56K USB MODEM - new version */
1777 	{ USB_DEVICE(0x11ca, 0x0201), /* VeriFone Mx870 Gadget Serial */
1780 	{ USB_DEVICE(0x1901, 0x0006), /* GE Healthcare Patient Monitor UI Controller */
1783 	{ USB_DEVICE(0x1965, 0x0018), /* Uniden UBC125XLT */
1786 	{ USB_DEVICE(0x22b8, 0x7000), /* Motorola Q Phone */
1789 	{ USB_DEVICE(0x0803, 0x3095), /* Zoom Telephonics Model 3095F USB MODEM */
1792 	{ USB_DEVICE(0x0572, 0x1321), /* Conexant USB MODEM CX93010 */
1795 	{ USB_DEVICE(0x0572, 0x1324), /* Conexant USB MODEM RD02-D400 */
1798 	{ USB_DEVICE(0x0572, 0x1328), /* Shiro / Aztech USB MODEM UM-3100 */
1801 	{ USB_DEVICE(0x0572, 0x1349), /* Hiro (Conexant) USB MODEM H50228 */
1804 	{ USB_DEVICE(0x20df, 0x0001), /* Simtec Electronics Entropy Key */
1806 	{ USB_DEVICE(0x2184, 0x001c) },	/* GW Instek AFG-2225 */
1807 	{ USB_DEVICE(0x2184, 0x0036) },	/* GW Instek AFG-125 */
1808 	{ USB_DEVICE(0x22b8, 0x6425), /* Motorola MOTOMAGX phones */
1811 	{ USB_DEVICE(0x22b8, 0x2d91) }, /* modem                                */
1812 	{ USB_DEVICE(0x22b8, 0x2d92),   /* modem           + diagnostics        */
1815 	{ USB_DEVICE(0x22b8, 0x2d93),   /* modem + AT port                      */
1818 	{ USB_DEVICE(0x22b8, 0x2d95),   /* modem + AT port + diagnostics        */
1821 	{ USB_DEVICE(0x22b8, 0x2d96),   /* modem                         + NMEA */
1824 	{ USB_DEVICE(0x22b8, 0x2d97),   /* modem           + diagnostics + NMEA */
1827 	{ USB_DEVICE(0x22b8, 0x2d99),   /* modem + AT port               + NMEA */
1830 	{ USB_DEVICE(0x22b8, 0x2d9a),   /* modem + AT port + diagnostics + NMEA */
1834 	{ USB_DEVICE(0x0572, 0x1329), /* Hummingbird huc56s (Conexant) */
1841 	{ USB_DEVICE(0x0572, 0x1340), /* Conexant CX93010-2x UCMxx */
1844 	{ USB_DEVICE(0x05f9, 0x4002), /* PSC Scanning, Magellan 800i */
1847 	{ USB_DEVICE(0x1bbb, 0x0003), /* Alcatel OT-I650 */
1850 	{ USB_DEVICE(0x1576, 0x03b1), /* Maretron USB100 */
1853 	{ USB_DEVICE(0xfff0, 0x0100), /* DATECS FP-2000 */
1856 	{ USB_DEVICE(0x09d8, 0x0320), /* Elatec GmbH TWN3 */
1859 	{ USB_DEVICE(0x0c26, 0x0020), /* Icom ICF3400 Serie */
1862 	{ USB_DEVICE(0x0ca6, 0xa050), /* Castles VEGA3000 */
1866 	{ USB_DEVICE(0x2912, 0x0001), /* ATOL FPrint */
1875 	{ NOKIA_PCSUITE_ACM_INFO(0x042D), }, /* Nokia 3250 */
1876 	{ NOKIA_PCSUITE_ACM_INFO(0x04D8), }, /* Nokia 5500 Sport */
1877 	{ NOKIA_PCSUITE_ACM_INFO(0x04C9), }, /* Nokia E50 */
1878 	{ NOKIA_PCSUITE_ACM_INFO(0x0419), }, /* Nokia E60 */
1879 	{ NOKIA_PCSUITE_ACM_INFO(0x044D), }, /* Nokia E61 */
1880 	{ NOKIA_PCSUITE_ACM_INFO(0x0001), }, /* Nokia E61i */
1881 	{ NOKIA_PCSUITE_ACM_INFO(0x0475), }, /* Nokia E62 */
1882 	{ NOKIA_PCSUITE_ACM_INFO(0x0508), }, /* Nokia E65 */
1883 	{ NOKIA_PCSUITE_ACM_INFO(0x0418), }, /* Nokia E70 */
1884 	{ NOKIA_PCSUITE_ACM_INFO(0x0425), }, /* Nokia N71 */
1885 	{ NOKIA_PCSUITE_ACM_INFO(0x0486), }, /* Nokia N73 */
1886 	{ NOKIA_PCSUITE_ACM_INFO(0x04DF), }, /* Nokia N75 */
1887 	{ NOKIA_PCSUITE_ACM_INFO(0x000e), }, /* Nokia N77 */
1888 	{ NOKIA_PCSUITE_ACM_INFO(0x0445), }, /* Nokia N80 */
1889 	{ NOKIA_PCSUITE_ACM_INFO(0x042F), }, /* Nokia N91 & N91 8GB */
1890 	{ NOKIA_PCSUITE_ACM_INFO(0x048E), }, /* Nokia N92 */
1891 	{ NOKIA_PCSUITE_ACM_INFO(0x0420), }, /* Nokia N93 */
1892 	{ NOKIA_PCSUITE_ACM_INFO(0x04E6), }, /* Nokia N93i  */
1893 	{ NOKIA_PCSUITE_ACM_INFO(0x04B2), }, /* Nokia 5700 XpressMusic */
1894 	{ NOKIA_PCSUITE_ACM_INFO(0x0134), }, /* Nokia 6110 Navigator (China) */
1895 	{ NOKIA_PCSUITE_ACM_INFO(0x046E), }, /* Nokia 6110 Navigator */
1896 	{ NOKIA_PCSUITE_ACM_INFO(0x002f), }, /* Nokia 6120 classic &  */
1897 	{ NOKIA_PCSUITE_ACM_INFO(0x0088), }, /* Nokia 6121 classic */
1898 	{ NOKIA_PCSUITE_ACM_INFO(0x00fc), }, /* Nokia 6124 classic */
1899 	{ NOKIA_PCSUITE_ACM_INFO(0x0042), }, /* Nokia E51 */
1900 	{ NOKIA_PCSUITE_ACM_INFO(0x00b0), }, /* Nokia E66 */
1901 	{ NOKIA_PCSUITE_ACM_INFO(0x00ab), }, /* Nokia E71 */
1902 	{ NOKIA_PCSUITE_ACM_INFO(0x0481), }, /* Nokia N76 */
1903 	{ NOKIA_PCSUITE_ACM_INFO(0x0007), }, /* Nokia N81 & N81 8GB */
1904 	{ NOKIA_PCSUITE_ACM_INFO(0x0071), }, /* Nokia N82 */
1905 	{ NOKIA_PCSUITE_ACM_INFO(0x04F0), }, /* Nokia N95 & N95-3 NAM */
1906 	{ NOKIA_PCSUITE_ACM_INFO(0x0070), }, /* Nokia N95 8GB  */
1907 	{ NOKIA_PCSUITE_ACM_INFO(0x0099), }, /* Nokia 6210 Navigator, RM-367 */
1908 	{ NOKIA_PCSUITE_ACM_INFO(0x0128), }, /* Nokia 6210 Navigator, RM-419 */
1909 	{ NOKIA_PCSUITE_ACM_INFO(0x008f), }, /* Nokia 6220 Classic */
1910 	{ NOKIA_PCSUITE_ACM_INFO(0x00a0), }, /* Nokia 6650 */
1911 	{ NOKIA_PCSUITE_ACM_INFO(0x007b), }, /* Nokia N78 */
1912 	{ NOKIA_PCSUITE_ACM_INFO(0x0094), }, /* Nokia N85 */
1913 	{ NOKIA_PCSUITE_ACM_INFO(0x003a), }, /* Nokia N96 & N96-3  */
1914 	{ NOKIA_PCSUITE_ACM_INFO(0x00e9), }, /* Nokia 5320 XpressMusic */
1915 	{ NOKIA_PCSUITE_ACM_INFO(0x0108), }, /* Nokia 5320 XpressMusic 2G */
1916 	{ NOKIA_PCSUITE_ACM_INFO(0x01f5), }, /* Nokia N97, RM-505 */
1917 	{ NOKIA_PCSUITE_ACM_INFO(0x02e3), }, /* Nokia 5230, RM-588 */
1918 	{ NOKIA_PCSUITE_ACM_INFO(0x0178), }, /* Nokia E63 */
1919 	{ NOKIA_PCSUITE_ACM_INFO(0x010e), }, /* Nokia E75 */
1920 	{ NOKIA_PCSUITE_ACM_INFO(0x02d9), }, /* Nokia 6760 Slide */
1921 	{ NOKIA_PCSUITE_ACM_INFO(0x01d0), }, /* Nokia E52 */
1922 	{ NOKIA_PCSUITE_ACM_INFO(0x0223), }, /* Nokia E72 */
1923 	{ NOKIA_PCSUITE_ACM_INFO(0x0275), }, /* Nokia X6 */
1924 	{ NOKIA_PCSUITE_ACM_INFO(0x026c), }, /* Nokia N97 Mini */
1925 	{ NOKIA_PCSUITE_ACM_INFO(0x0154), }, /* Nokia 5800 XpressMusic */
1926 	{ NOKIA_PCSUITE_ACM_INFO(0x04ce), }, /* Nokia E90 */
1927 	{ NOKIA_PCSUITE_ACM_INFO(0x01d4), }, /* Nokia E55 */
1928 	{ NOKIA_PCSUITE_ACM_INFO(0x0302), }, /* Nokia N8 */
1929 	{ NOKIA_PCSUITE_ACM_INFO(0x0335), }, /* Nokia E7 */
1930 	{ NOKIA_PCSUITE_ACM_INFO(0x03cd), }, /* Nokia C7 */
1931 	{ SAMSUNG_PCSUITE_ACM_INFO(0x6651), }, /* Samsung GTi8510 (INNOV8) */
1934 	{ USB_DEVICE(0x03eb, 0x0030), }, /* Owen SI30 */
1936 	/* NOTE: non-Nokia COMM/ACM/0xff is likely MSFT RNDIS... NOT a modem! */
1939 	{ USB_DEVICE(0x04d8, 0x0082),	/* Application mode */
1942 	{ USB_DEVICE(0x04d8, 0x0083),	/* Bootloader mode */
1948 	{ USB_DEVICE(0x04d8, 0xfd08),
1952 	{ USB_DEVICE(0x04d8, 0xf58b),
1958 	{ USB_DEVICE(0x04e2, 0x1400), .driver_info = IGNORE_DEVICE },
1959 	{ USB_DEVICE(0x04e2, 0x1401), .driver_info = IGNORE_DEVICE },
1960 	{ USB_DEVICE(0x04e2, 0x1402), .driver_info = IGNORE_DEVICE },
1961 	{ USB_DEVICE(0x04e2, 0x1403), .driver_info = IGNORE_DEVICE },
1962 	{ USB_DEVICE(0x04e2, 0x1410), .driver_info = IGNORE_DEVICE },
1963 	{ USB_DEVICE(0x04e2, 0x1411), .driver_info = IGNORE_DEVICE },
1964 	{ USB_DEVICE(0x04e2, 0x1412), .driver_info = IGNORE_DEVICE },
1965 	{ USB_DEVICE(0x04e2, 0x1414), .driver_info = IGNORE_DEVICE },
1966 	{ USB_DEVICE(0x04e2, 0x1420), .driver_info = IGNORE_DEVICE },
1967 	{ USB_DEVICE(0x04e2, 0x1422), .driver_info = IGNORE_DEVICE },
1968 	{ USB_DEVICE(0x04e2, 0x1424), .driver_info = IGNORE_DEVICE },
1972 	{ USB_DEVICE(0x04e8, 0x685d),
1977 	{ USB_DEVICE(0x058b, 0x0041),
1982 	{ USB_DEVICE(0x108c, 0x0159), /* ES581.4 */
1985 	{ USB_DEVICE(0x108c, 0x0168), /* ES582.1 */
1988 	{ USB_DEVICE(0x108c, 0x0169), /* ES584.1 */
1992 	{ USB_DEVICE(0x1bc7, 0x0021), /* Telit 3G ACM only composition */
1995 	{ USB_DEVICE(0x1bc7, 0x0023), /* Telit 3G ACM + ECM composition */
2000 	{ USB_DEVICE(0x27c6, 0x5395),
2005 	{ USB_DEVICE(0x32a7, 0x0000),
2027 	{ USB_DEVICE(0x1519, 0x0452), /* Intel 7260 modem */
2093 	acm_tty_driver->minor_start = 0,  in acm_init()
2116 	return 0;  in acm_init()