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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * USB FTDI SIO driver
3 *
Johan Hovoldd3901a02010-05-05 23:44:17 +02004 * Copyright (C) 2009 - 2010
5 * Johan Hovold (jhovold@gmail.com)
David Brownell5c09d142006-10-13 15:57:58 -07006 * Copyright (C) 1999 - 2001
7 * Greg Kroah-Hartman (greg@kroah.com)
Linus Torvalds1da177e2005-04-16 15:20:36 -07008 * Bill Ryder (bryder@sgi.com)
9 * Copyright (C) 2002
10 * Kuba Ober (kuba@mareimbrium.org)
11 *
David Brownell5c09d142006-10-13 15:57:58 -070012 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
Linus Torvalds1da177e2005-04-16 15:20:36 -070016 *
Alan Cox464cbb22008-07-22 11:11:23 +010017 * See Documentation/usb/usb-serial.txt for more information on using this
18 * driver
Linus Torvalds1da177e2005-04-16 15:20:36 -070019 *
Lucas De Marchi25985ed2011-03-30 22:57:33 -030020 * See http://ftdi-usb-sio.sourceforge.net for up to date testing info
Linus Torvalds1da177e2005-04-16 15:20:36 -070021 * and extra documentation
22 *
Greg Kroah-Hartman504b55c2002-04-09 12:14:34 -070023 * Change entries from 2004 and earlier can be found in versions of this
24 * file in kernel versions prior to the 2.6.24 release.
Linus Torvalds1da177e2005-04-16 15:20:36 -070025 *
26 */
27
28/* Bill Ryder - bryder@sgi.com - wrote the FTDI_SIO implementation */
29/* Thanx to FTDI for so kindly providing details of the protocol required */
30/* to talk to the device */
Alan Cox464cbb22008-07-22 11:11:23 +010031/* Thanx to gkh and the rest of the usb dev group for all code I have
32 assimilated :-) */
Linus Torvalds1da177e2005-04-16 15:20:36 -070033
Linus Torvalds1da177e2005-04-16 15:20:36 -070034#include <linux/kernel.h>
35#include <linux/errno.h>
36#include <linux/init.h>
37#include <linux/slab.h>
38#include <linux/tty.h>
39#include <linux/tty_driver.h>
40#include <linux/tty_flip.h>
41#include <linux/module.h>
42#include <linux/spinlock.h>
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +010043#include <linux/mutex.h>
Alan Cox464cbb22008-07-22 11:11:23 +010044#include <linux/uaccess.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070045#include <linux/usb.h>
46#include <linux/serial.h>
Greg Kroah-Hartmana9698882006-07-11 21:22:58 -070047#include <linux/usb/serial.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070048#include "ftdi_sio.h"
Andreas Mohr31844d52009-12-16 21:45:10 +010049#include "ftdi_sio_ids.h"
Linus Torvalds1da177e2005-04-16 15:20:36 -070050
51/*
52 * Version Information
53 */
Johan Hovoldd3901a02010-05-05 23:44:17 +020054#define DRIVER_VERSION "v1.6.0"
55#define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>, Bill Ryder <bryder@sgi.com>, Kuba Ober <kuba@mareimbrium.org>, Andreas Mohr, Johan Hovold <jhovold@gmail.com>"
Linus Torvalds1da177e2005-04-16 15:20:36 -070056#define DRIVER_DESC "USB FTDI Serial Converters Driver"
57
Rusty Russell90ab5ee2012-01-13 09:32:20 +103058static bool debug;
Ian Abbottfdcb0a02005-07-28 18:40:32 +010059static __u16 vendor = FTDI_VID;
60static __u16 product;
Linus Torvalds1da177e2005-04-16 15:20:36 -070061
Oliver Neukum0ffbbe252007-07-09 12:03:08 -070062struct ftdi_private {
Alan Sternc45d6322009-04-30 10:06:19 -040063 struct kref kref;
Greg Kroah-Hartman3bb36aa2010-05-17 10:33:41 -070064 enum ftdi_chip_type chip_type;
Alan Cox464cbb22008-07-22 11:11:23 +010065 /* type of device, either SIO or FT8U232AM */
Oliver Neukum0ffbbe252007-07-09 12:03:08 -070066 int baud_base; /* baud base clock for divisor setting */
Alan Cox464cbb22008-07-22 11:11:23 +010067 int custom_divisor; /* custom_divisor kludge, this is for
68 baud_base (different from what goes to the
69 chip!) */
Oliver Neukum0ffbbe252007-07-09 12:03:08 -070070 __u16 last_set_data_urb_value ;
Alan Cox464cbb22008-07-22 11:11:23 +010071 /* the last data state set - needed for doing
72 * a break
73 */
Oliver Neukum0ffbbe252007-07-09 12:03:08 -070074 int flags; /* some ASYNC_xxxx flags are supported */
75 unsigned long last_dtr_rts; /* saved modem control outputs */
Uwe Bonnesc75ccd42011-10-10 17:24:08 +020076 struct async_icount icount;
Alan Cox464cbb22008-07-22 11:11:23 +010077 wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */
Simon Arlottfca54302012-03-26 21:19:40 +010078 char prev_status; /* Used for TIOCMIWAIT */
Simon Arlott876ae502012-03-26 23:27:59 +010079 bool dev_gone; /* Used to abort TIOCMIWAIT */
Greg Kroah-Hartmanc466cd22010-12-16 13:40:42 -080080 char transmit_empty; /* If transmitter is empty or not */
Oliver Neukum0ffbbe252007-07-09 12:03:08 -070081 struct usb_serial_port *port;
Mark Adamson094c2e62009-04-09 15:03:09 +010082 __u16 interface; /* FT2232C, FT2232H or FT4232H port interface
83 (0 for FT232/245) */
Oliver Neukum0ffbbe252007-07-09 12:03:08 -070084
Alan Cox464cbb22008-07-22 11:11:23 +010085 speed_t force_baud; /* if non-zero, force the baud rate to
86 this value */
87 int force_rtscts; /* if non-zero, force RTS-CTS to always
88 be enabled */
Oliver Neukum0ffbbe252007-07-09 12:03:08 -070089
Alan Cox557aaa72009-06-11 13:55:34 +010090 unsigned int latency; /* latency setting in use */
Mark Adamson895f28b2009-05-01 11:48:45 +010091 unsigned short max_packet_size;
Alessio Igor Bogani9c67d282010-03-13 18:35:14 +010092 struct mutex cfg_lock; /* Avoid mess by parallel calls of config ioctl() and change_speed() */
Oliver Neukum0ffbbe252007-07-09 12:03:08 -070093};
94
Ian Abbott8f977e42005-06-20 16:45:42 +010095/* struct ftdi_sio_quirk is used by devices requiring special attention. */
96struct ftdi_sio_quirk {
Tony Lindgrenfa91d432007-05-04 18:23:24 -070097 int (*probe)(struct usb_serial *);
Alan Cox464cbb22008-07-22 11:11:23 +010098 /* Special settings for probed ports. */
99 void (*port_probe)(struct ftdi_private *);
Ian Abbott8f977e42005-06-20 16:45:42 +0100100};
101
Alan Cox464cbb22008-07-22 11:11:23 +0100102static int ftdi_jtag_probe(struct usb_serial *serial);
103static int ftdi_mtxorb_hack_setup(struct usb_serial *serial);
Martin Geleynseb760dac2009-07-02 13:10:35 -0400104static int ftdi_NDI_device_setup(struct usb_serial *serial);
Jean-Christophe PLAGNIOL-VILLARD6ec2f462011-01-29 15:32:52 +0100105static int ftdi_stmclite_probe(struct usb_serial *serial);
Jean-Christophe PLAGNIOL-VILLARDc96fbdd02011-08-25 11:46:58 +0200106static int ftdi_8u2232c_probe(struct usb_serial *serial);
Alan Cox464cbb22008-07-22 11:11:23 +0100107static void ftdi_USB_UIRT_setup(struct ftdi_private *priv);
108static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv);
Ian Abbott8f977e42005-06-20 16:45:42 +0100109
Harald Welte20734342008-01-01 15:08:35 +0100110static struct ftdi_sio_quirk ftdi_jtag_quirk = {
111 .probe = ftdi_jtag_probe,
Tony Lindgrenfa91d432007-05-04 18:23:24 -0700112};
113
Kevin Vance546d7ee2008-03-01 13:49:59 -0500114static struct ftdi_sio_quirk ftdi_mtxorb_hack_quirk = {
115 .probe = ftdi_mtxorb_hack_setup,
116};
117
Martin Geleynseb760dac2009-07-02 13:10:35 -0400118static struct ftdi_sio_quirk ftdi_NDI_device_quirk = {
119 .probe = ftdi_NDI_device_setup,
120};
121
Ian Abbott8f977e42005-06-20 16:45:42 +0100122static struct ftdi_sio_quirk ftdi_USB_UIRT_quirk = {
Oliver Neukum0ffbbe252007-07-09 12:03:08 -0700123 .port_probe = ftdi_USB_UIRT_setup,
Ian Abbott8f977e42005-06-20 16:45:42 +0100124};
125
126static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
Oliver Neukum0ffbbe252007-07-09 12:03:08 -0700127 .port_probe = ftdi_HE_TIRA1_setup,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700128};
129
Jean-Christophe PLAGNIOL-VILLARD6ec2f462011-01-29 15:32:52 +0100130static struct ftdi_sio_quirk ftdi_stmclite_quirk = {
131 .probe = ftdi_stmclite_probe,
132};
133
Jean-Christophe PLAGNIOL-VILLARDc96fbdd02011-08-25 11:46:58 +0200134static struct ftdi_sio_quirk ftdi_8u2232c_quirk = {
135 .probe = ftdi_8u2232c_probe,
136};
137
Linus Torvalds1da177e2005-04-16 15:20:36 -0700138/*
139 * The 8U232AM has the same API as the sio except for:
140 * - it can support MUCH higher baudrates; up to:
141 * o 921600 for RS232 and 2000000 for RS422/485 at 48MHz
142 * o 230400 at 12MHz
143 * so .. 8U232AM's baudrate setting codes are different
144 * - it has a two byte status code.
145 * - it returns characters every 16ms (the FTDI does it every 40ms)
146 *
147 * the bcdDevice value is used to differentiate FT232BM and FT245BM from
148 * the earlier FT8U232AM and FT8U232BM. For now, include all known VID/PID
149 * combinations in both tables.
Ian Abbott8f977e42005-06-20 16:45:42 +0100150 * FIXME: perhaps bcdDevice can also identify 12MHz FT8U232AM devices,
151 * but I don't know if those ever went into mass production. [Ian Abbott]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152 */
153
154
Linus Torvalds1da177e2005-04-16 15:20:36 -0700155
Andreas Mohr65e1ec62010-01-17 11:45:38 +0100156/*
157 * Device ID not listed? Test via module params product/vendor or
158 * /sys/bus/usb/ftdi_sio/new_id, then send patch/report!
159 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160static struct usb_device_id id_table_combined [] = {
Artur Zimmerce7e9062011-08-10 03:51:28 +0200161 { USB_DEVICE(FTDI_VID, FTDI_ZEITCONTROL_TAGTRACE_MIFARE_PID) },
Christian Simon5a9443f2011-03-28 21:54:47 +0200162 { USB_DEVICE(FTDI_VID, FTDI_CTI_MINI_PID) },
163 { USB_DEVICE(FTDI_VID, FTDI_CTI_NANO_PID) },
Jonathan Davies2011e922006-08-09 10:48:03 +0100164 { USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) },
165 { USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) },
Andrew Ewert01ba0852008-12-04 09:09:59 -0600166 { USB_DEVICE(FTDI_VID, FTDI_CANDAPTER_PID) },
Andreas Mohr65e1ec62010-01-17 11:45:38 +0100167 { USB_DEVICE(FTDI_VID, FTDI_NXTCAM_PID) },
Peter Mack6e1ab3e2008-04-22 13:25:11 +0200168 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) },
169 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) },
170 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) },
171 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_3_PID) },
172 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_4_PID) },
173 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_5_PID) },
174 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_6_PID) },
175 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_7_PID) },
dranch@trinnet.netb6180ef2010-07-26 19:44:33 -0700176 { USB_DEVICE(FTDI_VID, FTDI_USINT_CAT_PID) },
177 { USB_DEVICE(FTDI_VID, FTDI_USINT_WKEY_PID) },
178 { USB_DEVICE(FTDI_VID, FTDI_USINT_RS232_PID) },
Razvan Gavril72a9f952006-05-04 11:35:49 +0300179 { USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700180 { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
Luiz Fernando N. Capitulino69737df2006-04-11 15:52:41 -0300181 { USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
Luiz Fernando N. Capitulinod0993212007-06-21 22:34:23 -0300182 { USB_DEVICE(FTDI_VID, FTDI_IPLUS2_PID) },
Frank Sievertsenfad14a02006-10-20 09:43:53 +0200183 { USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700184 { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
185 { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
186 { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
Gard Spreemannd8b21602007-03-05 00:03:26 +0100187 { USB_DEVICE(FTDI_VID, FTDI_232RL_PID) },
Jean-Christophe PLAGNIOL-VILLARDc96fbdd02011-08-25 11:46:58 +0200188 { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) ,
189 .driver_info = (kernel_ulong_t)&ftdi_8u2232c_quirk },
Mark Adamson094c2e62009-04-09 15:03:09 +0100190 { USB_DEVICE(FTDI_VID, FTDI_4232H_PID) },
Uwe Bonnes309427b2011-06-17 17:30:23 +0200191 { USB_DEVICE(FTDI_VID, FTDI_232H_PID) },
Jim Parisdc0827c2012-03-14 17:54:25 -0400192 { USB_DEVICE(FTDI_VID, FTDI_FTX_PID) },
Christophe Mariacc0f8d562006-06-23 17:36:21 +0200193 { USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194 { USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) },
Guido Scholz2adb80e2007-05-08 19:52:41 +0200195 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) },
mail@rainerkeller.deec3815c2009-09-03 11:55:17 +0200196 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_SNIFFER_PID) },
197 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_THROTTLE_PID) },
198 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GATEWAY_PID) },
Rainer Keller99c1e4f2010-09-28 12:27:43 +0200199 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700200 { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
201 { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
Alan Coxf2ee6952008-12-06 23:46:04 -0800202 { USB_DEVICE(FTDI_VID, FTDI_SPROG_II) },
Galen Seitzea233f82010-08-19 11:15:20 -0700203 { USB_DEVICE(FTDI_VID, FTDI_LENZ_LIUSB_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700204 { USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) },
205 { USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) },
206 { USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) },
207 { USB_DEVICE(FTDI_VID, FTDI_XF_633_PID) },
208 { USB_DEVICE(FTDI_VID, FTDI_XF_631_PID) },
209 { USB_DEVICE(FTDI_VID, FTDI_XF_635_PID) },
210 { USB_DEVICE(FTDI_VID, FTDI_XF_640_PID) },
211 { USB_DEVICE(FTDI_VID, FTDI_XF_642_PID) },
212 { USB_DEVICE(FTDI_VID, FTDI_DSS20_PID) },
Hakan Kvist74bdf222011-10-03 13:41:15 +0200213 { USB_DEVICE(FTDI_VID, FTDI_URBAN_0_PID) },
214 { USB_DEVICE(FTDI_VID, FTDI_URBAN_1_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700215 { USB_DEVICE(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID) },
216 { USB_DEVICE(FTDI_VID, FTDI_VNHCPCUSB_D_PID) },
Ian Abbott8f977e42005-06-20 16:45:42 +0100217 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_0_PID) },
218 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_1_PID) },
219 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_2_PID) },
220 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_3_PID) },
221 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_4_PID) },
222 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_5_PID) },
223 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) },
Folkert van Heusdenb34efee2009-06-19 22:14:42 +0200224 { USB_DEVICE(FTDI_VID, FTDI_R2000KU_TRUE_RNG) },
Jacques Viviers6fdbad82010-11-24 11:56:38 +0200225 { USB_DEVICE(FTDI_VID, FTDI_VARDAAN_PID) },
Alan Cox464cbb22008-07-22 11:11:23 +0100226 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0100_PID) },
227 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0101_PID) },
228 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0102_PID) },
229 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0103_PID) },
230 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0104_PID) },
231 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0105_PID) },
232 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0106_PID) },
233 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0107_PID) },
234 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0108_PID) },
235 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0109_PID) },
236 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010A_PID) },
237 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010B_PID) },
238 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010C_PID) },
239 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010D_PID) },
240 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010E_PID) },
241 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010F_PID) },
242 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0110_PID) },
243 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0111_PID) },
244 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0112_PID) },
245 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0113_PID) },
246 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0114_PID) },
247 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0115_PID) },
248 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0116_PID) },
249 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0117_PID) },
250 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0118_PID) },
251 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0119_PID) },
252 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011A_PID) },
253 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011B_PID) },
254 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011C_PID) },
255 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011D_PID) },
256 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011E_PID) },
257 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011F_PID) },
258 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0120_PID) },
259 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0121_PID) },
260 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0122_PID) },
261 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0123_PID) },
262 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0124_PID) },
263 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0125_PID) },
264 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0126_PID) },
265 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID),
Kevin Vance546d7ee2008-03-01 13:49:59 -0500266 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
Alan Cox464cbb22008-07-22 11:11:23 +0100267 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0128_PID) },
268 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0129_PID) },
269 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012A_PID) },
270 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012B_PID) },
271 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID),
Ray Molenkampebb37702008-05-21 17:06:26 -0600272 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
Alan Cox464cbb22008-07-22 11:11:23 +0100273 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012D_PID) },
274 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012E_PID) },
275 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012F_PID) },
276 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0130_PID) },
277 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0131_PID) },
278 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0132_PID) },
279 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0133_PID) },
280 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0134_PID) },
281 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0135_PID) },
282 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0136_PID) },
283 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0137_PID) },
284 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0138_PID) },
285 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0139_PID) },
286 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013A_PID) },
287 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013B_PID) },
288 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013C_PID) },
289 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013D_PID) },
290 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013E_PID) },
291 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013F_PID) },
292 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0140_PID) },
293 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0141_PID) },
294 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0142_PID) },
295 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0143_PID) },
296 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0144_PID) },
297 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0145_PID) },
298 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0146_PID) },
299 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0147_PID) },
300 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0148_PID) },
301 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0149_PID) },
302 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014A_PID) },
303 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014B_PID) },
304 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014C_PID) },
305 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014D_PID) },
306 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014E_PID) },
307 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014F_PID) },
308 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0150_PID) },
309 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0151_PID) },
310 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0152_PID) },
311 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID),
Ray Molenkampebb37702008-05-21 17:06:26 -0600312 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
Alan Cox464cbb22008-07-22 11:11:23 +0100313 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID),
Ray Molenkampebb37702008-05-21 17:06:26 -0600314 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
Alan Cox464cbb22008-07-22 11:11:23 +0100315 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID),
Ray Molenkampebb37702008-05-21 17:06:26 -0600316 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
Alan Cox464cbb22008-07-22 11:11:23 +0100317 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID),
Ray Molenkampebb37702008-05-21 17:06:26 -0600318 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
Alan Cox464cbb22008-07-22 11:11:23 +0100319 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID),
Ray Molenkampebb37702008-05-21 17:06:26 -0600320 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
Alan Cox464cbb22008-07-22 11:11:23 +0100321 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID),
Ray Molenkampebb37702008-05-21 17:06:26 -0600322 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
Alan Cox464cbb22008-07-22 11:11:23 +0100323 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0159_PID) },
324 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015A_PID) },
325 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015B_PID) },
326 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015C_PID) },
327 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015D_PID) },
328 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015E_PID) },
329 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015F_PID) },
330 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0160_PID) },
331 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0161_PID) },
332 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0162_PID) },
333 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0163_PID) },
334 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0164_PID) },
335 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0165_PID) },
336 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0166_PID) },
337 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0167_PID) },
338 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0168_PID) },
339 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0169_PID) },
340 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016A_PID) },
341 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016B_PID) },
342 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016C_PID) },
343 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016D_PID) },
344 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016E_PID) },
345 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016F_PID) },
346 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0170_PID) },
347 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0171_PID) },
348 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0172_PID) },
349 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0173_PID) },
350 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0174_PID) },
351 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0175_PID) },
352 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0176_PID) },
353 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0177_PID) },
354 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0178_PID) },
355 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0179_PID) },
356 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017A_PID) },
357 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017B_PID) },
358 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017C_PID) },
359 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017D_PID) },
360 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017E_PID) },
361 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017F_PID) },
362 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0180_PID) },
363 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0181_PID) },
364 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0182_PID) },
365 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0183_PID) },
366 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0184_PID) },
367 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0185_PID) },
368 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0186_PID) },
369 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0187_PID) },
370 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0188_PID) },
371 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0189_PID) },
372 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018A_PID) },
373 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018B_PID) },
374 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018C_PID) },
375 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018D_PID) },
376 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018E_PID) },
377 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018F_PID) },
378 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0190_PID) },
379 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0191_PID) },
380 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0192_PID) },
381 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0193_PID) },
382 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0194_PID) },
383 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0195_PID) },
384 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0196_PID) },
385 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0197_PID) },
386 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0198_PID) },
387 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0199_PID) },
388 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019A_PID) },
389 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019B_PID) },
390 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019C_PID) },
391 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019D_PID) },
392 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019E_PID) },
393 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019F_PID) },
394 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A0_PID) },
395 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A1_PID) },
396 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A2_PID) },
397 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A3_PID) },
398 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A4_PID) },
399 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A5_PID) },
400 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A6_PID) },
401 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A7_PID) },
402 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A8_PID) },
403 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A9_PID) },
404 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AA_PID) },
405 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AB_PID) },
406 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AC_PID) },
407 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AD_PID) },
408 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AE_PID) },
409 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AF_PID) },
410 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B0_PID) },
411 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B1_PID) },
412 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B2_PID) },
413 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B3_PID) },
414 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B4_PID) },
415 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B5_PID) },
416 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B6_PID) },
417 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B7_PID) },
418 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B8_PID) },
419 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B9_PID) },
420 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BA_PID) },
421 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BB_PID) },
422 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BC_PID) },
423 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BD_PID) },
424 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BE_PID) },
425 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BF_PID) },
426 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C0_PID) },
427 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C1_PID) },
428 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C2_PID) },
429 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C3_PID) },
430 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C4_PID) },
431 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C5_PID) },
432 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C6_PID) },
433 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C7_PID) },
434 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C8_PID) },
435 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C9_PID) },
436 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CA_PID) },
437 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CB_PID) },
438 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CC_PID) },
439 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CD_PID) },
440 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CE_PID) },
441 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CF_PID) },
442 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D0_PID) },
443 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D1_PID) },
444 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D2_PID) },
445 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D3_PID) },
446 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D4_PID) },
447 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D5_PID) },
448 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D6_PID) },
449 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D7_PID) },
450 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D8_PID) },
451 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D9_PID) },
452 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DA_PID) },
453 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DB_PID) },
454 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DC_PID) },
455 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DD_PID) },
456 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DE_PID) },
457 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DF_PID) },
458 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E0_PID) },
459 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E1_PID) },
460 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E2_PID) },
461 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E3_PID) },
462 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E4_PID) },
463 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E5_PID) },
464 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E6_PID) },
465 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E7_PID) },
466 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E8_PID) },
467 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E9_PID) },
468 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EA_PID) },
469 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EB_PID) },
470 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EC_PID) },
471 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01ED_PID) },
472 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EE_PID) },
473 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EF_PID) },
474 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F0_PID) },
475 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F1_PID) },
476 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F2_PID) },
477 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F3_PID) },
478 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F4_PID) },
479 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F5_PID) },
480 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F6_PID) },
481 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F7_PID) },
482 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F8_PID) },
483 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F9_PID) },
484 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FA_PID) },
485 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FB_PID) },
486 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FC_PID) },
487 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) },
488 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) },
489 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) },
Ian Abbott8f977e42005-06-20 16:45:42 +0100490 { USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700491 { USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) },
Dave Platt274a4bb2006-07-18 21:26:54 -0700492 { USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) },
Jelle Foks868e4402007-03-25 21:08:35 -0400493 { USB_DEVICE(FTDI_VID, FTDI_USBX_707_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700494 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) },
495 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) },
496 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2103_PID) },
497 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2104_PID) },
Justin Carlsona1484822006-09-24 11:52:12 +0300498 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2106_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700499 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_1_PID) },
500 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_2_PID) },
501 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_1_PID) },
502 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_2_PID) },
503 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_1_PID) },
504 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_2_PID) },
505 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_1_PID) },
506 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_2_PID) },
507 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_3_PID) },
508 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_4_PID) },
509 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_1_PID) },
510 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_2_PID) },
511 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_3_PID) },
512 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_4_PID) },
513 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_1_PID) },
514 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_2_PID) },
515 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_3_PID) },
516 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_4_PID) },
517 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_1_PID) },
518 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_2_PID) },
519 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_3_PID) },
520 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_4_PID) },
521 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_5_PID) },
522 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_6_PID) },
523 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_7_PID) },
524 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_8_PID) },
525 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_1_PID) },
526 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_2_PID) },
527 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_3_PID) },
528 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_4_PID) },
529 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_5_PID) },
530 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_6_PID) },
531 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_7_PID) },
532 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_8_PID) },
533 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_1_PID) },
534 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_2_PID) },
535 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_3_PID) },
536 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_4_PID) },
537 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_5_PID) },
538 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_6_PID) },
539 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_7_PID) },
540 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) },
Scott Dial6d161b92012-02-24 19:04:09 -0500541 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_1_PID) },
542 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_2_PID) },
543 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_3_PID) },
544 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_4_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700545 { USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) },
546 { USB_DEVICE(OCT_VID, OCT_US101_PID) },
Johan Hovold11a31d82011-04-08 17:38:22 +0200547 { USB_DEVICE(OCT_VID, OCT_DK201_PID) },
Ian Abbott8f977e42005-06-20 16:45:42 +0100548 { USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID),
549 .driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk },
550 { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID),
551 .driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700552 { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) },
553 { USB_DEVICE(FTDI_VID, PROTEGO_R2X0) },
554 { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) },
555 { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) },
Ian Abbott8f977e42005-06-20 16:45:42 +0100556 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) },
557 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) },
558 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) },
559 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) },
560 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) },
561 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) },
562 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) },
563 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) },
564 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) },
565 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) },
566 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) },
567 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) },
568 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) },
569 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) },
570 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) },
571 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700572 { USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
Ian Abbott47900742005-05-17 15:12:13 +0100573 { USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) },
Ian Abbotte6ac4a42005-08-02 14:01:27 +0100574 { USB_DEVICE(FTDI_VID, FTDI_ELV_UR100_PID) },
575 { USB_DEVICE(FTDI_VID, FTDI_ELV_ALC8500_PID) },
Thomas Riewe207c47e2005-09-29 14:57:29 +0200576 { USB_DEVICE(FTDI_VID, FTDI_PYRAMID_PID) },
Martin Hagelinbde62182005-10-26 21:10:41 +0200577 { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1000PC_PID) },
Thomas Schleusener4eaf60e2007-02-28 22:50:52 +0100578 { USB_DEVICE(FTDI_VID, FTDI_IBS_US485_PID) },
579 { USB_DEVICE(FTDI_VID, FTDI_IBS_PICPRO_PID) },
580 { USB_DEVICE(FTDI_VID, FTDI_IBS_PCMCIA_PID) },
581 { USB_DEVICE(FTDI_VID, FTDI_IBS_PK1_PID) },
582 { USB_DEVICE(FTDI_VID, FTDI_IBS_RS232MON_PID) },
583 { USB_DEVICE(FTDI_VID, FTDI_IBS_APP70_PID) },
584 { USB_DEVICE(FTDI_VID, FTDI_IBS_PEDO_PID) },
585 { USB_DEVICE(FTDI_VID, FTDI_IBS_PROD_PID) },
Benedek László37909fe2011-04-20 03:22:21 +0200586 { USB_DEVICE(FTDI_VID, FTDI_TAVIR_STK500_PID) },
Ian Abbotte6ac4a42005-08-02 14:01:27 +0100587 /*
Andreas Mohr65e1ec62010-01-17 11:45:38 +0100588 * ELV devices:
Ian Abbotte6ac4a42005-08-02 14:01:27 +0100589 */
Andreas Mohr65e1ec62010-01-17 11:45:38 +0100590 { USB_DEVICE(FTDI_VID, FTDI_ELV_USR_PID) },
591 { USB_DEVICE(FTDI_VID, FTDI_ELV_MSM1_PID) },
592 { USB_DEVICE(FTDI_VID, FTDI_ELV_KL100_PID) },
593 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS550_PID) },
594 { USB_DEVICE(FTDI_VID, FTDI_ELV_EC3000_PID) },
595 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS888_PID) },
596 { USB_DEVICE(FTDI_VID, FTDI_ELV_TWS550_PID) },
597 { USB_DEVICE(FTDI_VID, FTDI_ELV_FEM_PID) },
Peter Stark42f8aa92007-12-25 18:32:08 +0100598 { USB_DEVICE(FTDI_VID, FTDI_ELV_CLI7000_PID) },
599 { USB_DEVICE(FTDI_VID, FTDI_ELV_PPS7330_PID) },
600 { USB_DEVICE(FTDI_VID, FTDI_ELV_TFM100_PID) },
601 { USB_DEVICE(FTDI_VID, FTDI_ELV_UDF77_PID) },
602 { USB_DEVICE(FTDI_VID, FTDI_ELV_UIO88_PID) },
603 { USB_DEVICE(FTDI_VID, FTDI_ELV_UAD8_PID) },
604 { USB_DEVICE(FTDI_VID, FTDI_ELV_UDA7_PID) },
605 { USB_DEVICE(FTDI_VID, FTDI_ELV_USI2_PID) },
606 { USB_DEVICE(FTDI_VID, FTDI_ELV_T1100_PID) },
607 { USB_DEVICE(FTDI_VID, FTDI_ELV_PCD200_PID) },
608 { USB_DEVICE(FTDI_VID, FTDI_ELV_ULA200_PID) },
609 { USB_DEVICE(FTDI_VID, FTDI_ELV_CSI8_PID) },
610 { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1000DL_PID) },
611 { USB_DEVICE(FTDI_VID, FTDI_ELV_PCK100_PID) },
612 { USB_DEVICE(FTDI_VID, FTDI_ELV_RFP500_PID) },
613 { USB_DEVICE(FTDI_VID, FTDI_ELV_FS20SIG_PID) },
Andreas Mohr65e1ec62010-01-17 11:45:38 +0100614 { USB_DEVICE(FTDI_VID, FTDI_ELV_UTP8_PID) },
Peter Stark42f8aa92007-12-25 18:32:08 +0100615 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) },
Andreas Mohr65e1ec62010-01-17 11:45:38 +0100616 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS444PC_PID) },
Peter Stark42f8aa92007-12-25 18:32:08 +0100617 { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) },
Sven Andersen4ae897d2008-03-04 22:09:11 +0100618 { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1010PC_PID) },
Peter Stark42f8aa92007-12-25 18:32:08 +0100619 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) },
André Schenkb5894a52008-07-28 15:48:46 +0200620 { USB_DEVICE(FTDI_VID, FTDI_ELV_HS485_PID) },
Andreas Mohr65e1ec62010-01-17 11:45:38 +0100621 { USB_DEVICE(FTDI_VID, FTDI_ELV_UMS100_PID) },
622 { USB_DEVICE(FTDI_VID, FTDI_ELV_TFD128_PID) },
623 { USB_DEVICE(FTDI_VID, FTDI_ELV_FM3RX_PID) },
624 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS777_PID) },
David Brownell5c09d142006-10-13 15:57:58 -0700625 { USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
626 { USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
627 { USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
628 { USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) },
629 { USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) },
630 { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
631 { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
Jan Capekec434e92006-11-28 22:35:12 +0100632 { USB_DEVICE(FTDI_VID, FTDI_CCSMACHX_2_PID) },
Jan Capek9d37ff62009-06-10 18:58:52 +0200633 { USB_DEVICE(FTDI_VID, FTDI_CCSLOAD_N_GO_3_PID) },
634 { USB_DEVICE(FTDI_VID, FTDI_CCSICDU64_4_PID) },
635 { USB_DEVICE(FTDI_VID, FTDI_CCSPRIME8_5_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700636 { USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) },
637 { USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) },
638 { USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) },
639 { USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) },
Ian Abbotte6ac4a42005-08-02 14:01:27 +0100640 { USB_DEVICE(FALCOM_VID, FALCOM_SAMBA_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700641 { USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) },
Vladimir Vukicevicc3d36c42008-10-03 17:08:43 -0700642 { USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) },
Michael Olbergef31fec2007-02-27 12:57:12 +0100643 { USB_DEVICE(TTI_VID, TTI_QL355P_PID) },
Ian Abbott6f928722005-04-29 16:06:14 +0100644 { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
Michael Williamson28fe2eb2011-01-27 18:36:19 -0600645 { USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
Daniel Sangorrin46b72d72010-02-22 11:03:11 +0900646 { USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700647 { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
648 { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
649 { USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) },
Cliff Brakea8cbd902009-12-01 09:53:42 -0500650 { USB_DEVICE(BANDB_VID, BANDB_USOPTL4_PID) },
651 { USB_DEVICE(BANDB_VID, BANDB_USPTL4_PID) },
652 { USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_2_PID) },
653 { USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_PID) },
654 { USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR2_PID) },
655 { USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR_PID) },
656 { USB_DEVICE(BANDB_VID, BANDB_485USB9F_2W_PID) },
657 { USB_DEVICE(BANDB_VID, BANDB_485USB9F_4W_PID) },
658 { USB_DEVICE(BANDB_VID, BANDB_232USB9M_PID) },
659 { USB_DEVICE(BANDB_VID, BANDB_485USBTB_2W_PID) },
660 { USB_DEVICE(BANDB_VID, BANDB_485USBTB_4W_PID) },
661 { USB_DEVICE(BANDB_VID, BANDB_TTL5USB9M_PID) },
662 { USB_DEVICE(BANDB_VID, BANDB_TTL3USB9M_PID) },
663 { USB_DEVICE(BANDB_VID, BANDB_ZZ_PROG1_USB_PID) },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700664 { USB_DEVICE(FTDI_VID, EVER_ECO_PRO_CDS) },
Ian Abbott6f928722005-04-29 16:06:14 +0100665 { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) },
666 { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) },
Steffen Sledza26d31ce2011-06-07 14:01:56 +0200667 { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_3_PID) },
Ian Abbotte6ac4a42005-08-02 14:01:27 +0100668 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_0_PID) },
669 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_1_PID) },
670 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_2_PID) },
671 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_3_PID) },
672 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_4_PID) },
673 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) },
674 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) },
675 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) },
Ian Abbott6f928722005-04-29 16:06:14 +0100676 { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
Ian Abbott8f977e42005-06-20 16:45:42 +0100677 { USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) },
Ian Abbott34d1a8a2006-02-27 14:05:32 +0000678 { USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) },
679 { USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) },
Ian Abbott9b1513d2005-07-29 12:16:31 -0700680 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
681 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
Ian Abbott34d1a8a2006-02-27 14:05:32 +0000682 { USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) },
683 { USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) },
684 { USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) },
685 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) },
Ian Abbott740a42822005-12-13 16:18:47 +0000686 { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) },
687 { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) },
Ian Abbott9b1513d2005-07-29 12:16:31 -0700688 { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
Søren Haubergc1f8ea72007-08-08 10:50:17 +0200689 { USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) },
690 { USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) },
Rui Santosc9c77462005-09-23 20:06:50 +0100691 { USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) },
692 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) },
Rui Santos09c280a2006-01-09 13:12:40 +0000693 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) },
Rui Santosc9c77462005-09-23 20:06:50 +0100694 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HR_PID) },
Rui Santos09c280a2006-01-09 13:12:40 +0000695 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HRC_PID) },
Franco Lanza34910432007-12-26 03:29:33 +0100696 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16IC_PID) },
Ian Abbottb4723ae2005-11-23 15:45:23 -0800697 { USB_DEVICE(KOBIL_VID, KOBIL_CONV_B1_PID) },
698 { USB_DEVICE(KOBIL_VID, KOBIL_CONV_KAAN_PID) },
Pavel Fedineffac8b2005-12-09 09:30:59 +0300699 { USB_DEVICE(POSIFLEX_VID, POSIFLEX_PP7000_PID) },
Louis Nyffenegger641adaa2006-01-05 17:20:37 +0100700 { USB_DEVICE(FTDI_VID, FTDI_TTUSB_PID) },
Ian Abbott7e1c0b82006-03-21 14:55:20 +0000701 { USB_DEVICE(FTDI_VID, FTDI_ECLO_COM_1WIRE_PID) },
Ian Abbotta94b52a2006-01-09 17:11:40 +0000702 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) },
703 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
Wouter Paesence40d292006-01-03 14:30:31 +0100704 { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
Nathan Bronsoncdd3b152006-04-10 00:05:09 -0400705 { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
Ian Abbott7e0258f2006-04-12 15:20:35 +0100706 { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
Pieter Maesa9d61bc2011-01-18 00:26:16 +0100707 { USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) },
708 { USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) },
709 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) },
710 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C2_PID) },
711 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2D_PID) },
712 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VT_PID) },
713 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VR_PID) },
714 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVT_PID) },
715 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVR_PID) },
716 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVT_PID) },
717 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVR_PID) },
Ian Abbott20a0f472006-05-04 11:34:25 +0100718 { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
Ian Abbotteb79b4f2006-05-30 12:36:30 +0100719 { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
D. Peter Siddons48437482006-06-17 18:09:15 -0400720 { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
Colin Leroye1979fe2006-07-11 11:36:43 +0200721 { USB_DEVICE(TESTO_VID, TESTO_USB_INTERFACE_PID) },
Ralf Schlatterbeckeaede2c2006-09-06 12:15:02 +0200722 { USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) },
Ian Abbott9978f9e2006-09-25 14:19:19 +0100723 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) },
724 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
725 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
Kjell Myksvoll40c36092006-10-22 23:26:42 +0200726 { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
Martin Geleynseb760dac2009-07-02 13:10:35 -0400727 { USB_DEVICE(FTDI_VID, FTDI_NDI_HUC_PID),
728 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
729 { USB_DEVICE(FTDI_VID, FTDI_NDI_SPECTRA_SCU_PID),
730 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
731 { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_2_PID),
732 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
733 { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_3_PID),
734 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
735 { USB_DEVICE(FTDI_VID, FTDI_NDI_AURORA_SCU_PID),
736 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
Micke Prag822c7ef2007-02-04 23:39:11 +0100737 { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
Corey Minyardfcc6cb72010-07-21 08:39:22 -0500738 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_SERIAL_VX7_PID) },
Michael Stuermer28942bb2010-11-18 00:45:43 +0100739 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_CT29B_PID) },
Neil \"Superna\" ARMSTRONG762e92f2007-04-25 20:34:28 +0200740 { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
Lex Rossa5f62392008-08-06 16:25:08 +0400741 { USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
Pierre Castellad7fde2d2007-09-06 22:34:39 +0200742 { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
Ed Beroset4bb0ef12008-01-17 17:37:46 -0500743 { USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
Mirko Bordignon11171d12008-03-10 11:38:55 +0100744 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
Marcin Kościelnicki307369b2011-11-30 17:01:04 +0100745 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
Tony Lindgrenfa91d432007-05-04 18:23:24 -0700746 { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID),
Harald Welte20734342008-01-01 15:08:35 +0100747 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
JF Argentinob88ccf62011-03-09 22:13:20 +0100748 { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID),
749 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Harald Welte20734342008-01-01 15:08:35 +0100750 { USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
751 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
752 { USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
753 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Frederik Kriewitza00c3ca2008-07-30 16:53:41 +0200754 { USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
755 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
756 { USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
757 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Peter Stuge3687f642011-10-10 03:34:54 +0200758 { USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
759 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Krzysztof Halasa14511412009-07-10 01:06:23 +0200760 { USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
761 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Atsushi Nemoto26ab7052008-05-17 00:13:56 +0900762 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
Jon K Hellan25423352008-06-24 11:43:13 +0200763 { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
Daniel Suchy59c6ccd2010-10-12 15:44:24 +0200764
765 /* Papouch devices based on FTDI chip */
766 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_PID) },
767 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_PID) },
768 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_PID) },
769 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_2_PID) },
770 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_2_PID) },
771 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_2_PID) },
772 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485S_PID) },
773 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485C_PID) },
774 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_LEC_PID) },
775 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB232_PID) },
776 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
777 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_IRAMP_PID) },
778 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK5_PID) },
779 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO8x8_PID) },
Jaroslav Kyselaa18f80b2008-09-16 15:46:50 +0200780 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) },
Daniel Suchy59c6ccd2010-10-12 15:44:24 +0200781 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x2_PID) },
782 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO10x1_PID) },
783 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO30x3_PID) },
784 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO60x3_PID) },
785 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x16_PID) },
786 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO3x32_PID) },
787 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK6_PID) },
788 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_UPSUSB_PID) },
789 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_MU_PID) },
790 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SIMUKEY_PID) },
Radek Liboskaa7787e52010-01-27 15:38:34 +0100791 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AD4USB_PID) },
Daniel Suchy59c6ccd2010-10-12 15:44:24 +0200792 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMUX_PID) },
793 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMSR_PID) },
794
Gaetan Carlier96285cb2008-09-22 15:00:09 -0700795 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) },
796 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
Robie Basak45eeff82009-01-12 23:05:59 +0000797 { USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
Mhayk Whandsonca808012009-01-09 06:48:16 -0400798 { USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
Axel Wachtler7f82b6d2009-03-05 14:09:22 -0800799 { USB_DEVICE(ATMEL_VID, STK541_PID) },
800 { USB_DEVICE(DE_VID, STB_PID) },
801 { USB_DEVICE(DE_VID, WHT_PID) },
Michael Hennerichb0d659002009-03-06 14:07:43 -0800802 { USB_DEVICE(ADI_VID, ADI_GNICE_PID),
803 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Michael Hennerich11eaf172009-09-14 10:39:53 -0400804 { USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
805 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Bruno Thomsenc1cee1d2012-03-04 15:19:14 +0100806 { USB_DEVICE(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID) },
Peter Korsgaardae27d842009-03-25 11:32:59 +0100807 { USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
Nicolas Pitre1002bb72009-04-23 22:38:12 -0400808 { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
809 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Daniel Suchyd46130a2009-05-13 10:05:48 +0200810 { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
Ville Sundbergfca44042009-07-15 00:27:28 +0300811 { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
Éric Pielb69cc672012-05-07 12:37:54 +0200812 { USB_DEVICE(PI_VID, PI_E861_PID) },
Marko Hänninenc47aacc62009-07-31 22:32:39 +0300813 { USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
Dhaval Vasa50d06782009-08-07 17:26:49 +0530814 { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
815 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Peter Korsgaard55f13ae2012-01-18 23:43:45 +0100816 { USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
817 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Pawel Ludwikowe7d7fcc2009-08-27 14:15:50 +0200818 { USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
Paul Friedrichc53c2fa2011-03-18 11:13:55 +0100819 { USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
820 { USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
Pawel Ludwikowe7d7fcc2009-08-27 14:15:50 +0200821 { USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
Mitchell Solomon97140802010-02-12 13:23:18 -0500822 { USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) },
823 { USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
824 { USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
825 { USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
Colin Leitner77dbd742010-07-01 10:49:55 +0200826 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
827 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
828 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
829 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
830 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
831 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
832 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
833 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
John G. Rogersafad1962010-07-24 09:50:52 -0400834 { USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
Rich Mattes3126d822010-09-14 00:35:40 -0400835 { USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
Martin Michlmayr666cc072010-08-10 20:31:21 +0100836 { USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
837 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Luke Lowrey65737382010-09-02 11:39:49 +0100838 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
839 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
840 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
841 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
842 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
843 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
844 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
845 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
Greg Kroah-Hartman0f266ab2010-10-19 09:05:43 -0700846 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) },
847 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
848 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
Milan Kocian90451e62012-02-03 14:28:00 +0100849 { USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
Florian Faber5363cdc2010-12-01 10:11:08 +0100850 { USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
Sebastien Bourdeauducq7fea0f72010-11-03 11:54:12 +0100851 { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
852 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Jean-Christophe PLAGNIOL-VILLARD6ec2f462011-01-29 15:32:52 +0100853 { USB_DEVICE(ST_VID, ST_STMCLT1030_PID),
854 .driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
Peter Naullsfc216ec2012-01-17 18:27:09 -0800855 { USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
Michał Wróbel47594d52012-03-09 14:40:18 +0100856 { USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
857 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Michał Wróbel57e596f2012-03-15 17:24:04 +0100858 { USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
Ian Abbottfdcb0a02005-07-28 18:40:32 +0100859 { }, /* Optional parameter entry */
860 { } /* Terminating entry */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700861};
862
Alan Cox464cbb22008-07-22 11:11:23 +0100863MODULE_DEVICE_TABLE(usb, id_table_combined);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700864
Arjan van de Ven4c4c9432005-11-29 09:43:42 +0100865static const char *ftdi_chip_name[] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700866 [SIO] = "SIO", /* the serial part of FT8U100AX */
867 [FT8U232AM] = "FT8U232AM",
868 [FT232BM] = "FT232BM",
869 [FT2232C] = "FT2232C",
Gard Spreemannd8b21602007-03-05 00:03:26 +0100870 [FT232RL] = "FT232RL",
Mark Adamson094c2e62009-04-09 15:03:09 +0100871 [FT2232H] = "FT2232H",
Uwe Bonnes309427b2011-06-17 17:30:23 +0200872 [FT4232H] = "FT4232H",
Jim Parisdc0827c2012-03-14 17:54:25 -0400873 [FT232H] = "FT232H",
874 [FTX] = "FT-X"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700875};
876
877
Linus Torvalds1da177e2005-04-16 15:20:36 -0700878/* Used for TIOCMIWAIT */
879#define FTDI_STATUS_B0_MASK (FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
880#define FTDI_STATUS_B1_MASK (FTDI_RS_BI)
881/* End TIOCMIWAIT */
882
Roel Kluinbbc5d272008-02-07 01:06:07 +0100883#define FTDI_IMPL_ASYNC_FLAGS = (ASYNC_SPD_HI | ASYNC_SPD_VHI \
884 | ASYNC_SPD_CUST | ASYNC_SPD_SHI | ASYNC_SPD_WARP)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700885
886/* function prototypes for a FTDI serial converter */
Alan Cox464cbb22008-07-22 11:11:23 +0100887static int ftdi_sio_probe(struct usb_serial *serial,
888 const struct usb_device_id *id);
Alan Cox464cbb22008-07-22 11:11:23 +0100889static int ftdi_sio_port_probe(struct usb_serial_port *port);
890static int ftdi_sio_port_remove(struct usb_serial_port *port);
Alan Coxa509a7e2009-09-19 13:13:26 -0700891static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port);
Alan Cox335f8512009-06-11 12:26:29 +0100892static void ftdi_close(struct usb_serial_port *port);
893static void ftdi_dtr_rts(struct usb_serial_port *port, int on);
Johan Hovold1b551012010-03-17 23:06:00 +0100894static void ftdi_process_read_urb(struct urb *urb);
Johan Hovoldd3901a02010-05-05 23:44:17 +0200895static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
Johan Hovoldc23e5fc2010-05-05 23:58:13 +0200896 void *dest, size_t size);
Alan Cox464cbb22008-07-22 11:11:23 +0100897static void ftdi_set_termios(struct tty_struct *tty,
898 struct usb_serial_port *port, struct ktermios *old);
Alan Cox60b33c12011-02-14 16:26:14 +0000899static int ftdi_tiocmget(struct tty_struct *tty);
Alan Cox20b9d172011-02-14 16:26:50 +0000900static int ftdi_tiocmset(struct tty_struct *tty,
Alan Cox464cbb22008-07-22 11:11:23 +0100901 unsigned int set, unsigned int clear);
Uwe Bonnesc75ccd42011-10-10 17:24:08 +0200902static int ftdi_get_icount(struct tty_struct *tty,
903 struct serial_icounter_struct *icount);
Alan Cox00a0d0d2011-02-14 16:27:06 +0000904static int ftdi_ioctl(struct tty_struct *tty,
Alan Cox464cbb22008-07-22 11:11:23 +0100905 unsigned int cmd, unsigned long arg);
906static void ftdi_break_ctl(struct tty_struct *tty, int break_state);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700907
Alan Cox464cbb22008-07-22 11:11:23 +0100908static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base);
909static unsigned short int ftdi_232am_baud_to_divisor(int baud);
910static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base);
911static __u32 ftdi_232bm_baud_to_divisor(int baud);
Mark Adamson094c2e62009-04-09 15:03:09 +0100912static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base);
913static __u32 ftdi_2232h_baud_to_divisor(int baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700914
Greg Kroah-Hartmanea653702005-06-20 21:15:16 -0700915static struct usb_serial_driver ftdi_sio_device = {
Greg Kroah-Hartman18fcac32005-06-20 21:15:16 -0700916 .driver = {
917 .owner = THIS_MODULE,
Greg Kroah-Hartman269bda12005-06-20 21:15:16 -0700918 .name = "ftdi_sio",
Greg Kroah-Hartman18fcac32005-06-20 21:15:16 -0700919 },
Greg Kroah-Hartman269bda12005-06-20 21:15:16 -0700920 .description = "FTDI USB Serial Device",
Ian Abbott8f977e42005-06-20 16:45:42 +0100921 .id_table = id_table_combined,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700922 .num_ports = 1,
Johan Hovoldbbcb2b92010-03-17 23:00:37 +0100923 .bulk_in_size = 512,
Johan Hovoldc23e5fc2010-05-05 23:58:13 +0200924 .bulk_out_size = 256,
Ian Abbott8f977e42005-06-20 16:45:42 +0100925 .probe = ftdi_sio_probe,
Jim Radford12bdbe02007-02-28 10:10:50 -0800926 .port_probe = ftdi_sio_port_probe,
927 .port_remove = ftdi_sio_port_remove,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700928 .open = ftdi_open,
929 .close = ftdi_close,
Alan Cox335f8512009-06-11 12:26:29 +0100930 .dtr_rts = ftdi_dtr_rts,
Johan Hovold1b551012010-03-17 23:06:00 +0100931 .throttle = usb_serial_generic_throttle,
932 .unthrottle = usb_serial_generic_unthrottle,
Johan Hovold1b551012010-03-17 23:06:00 +0100933 .process_read_urb = ftdi_process_read_urb,
Johan Hovoldd3901a02010-05-05 23:44:17 +0200934 .prepare_write_buffer = ftdi_prepare_write_buffer,
Andreas Mohr330e3c42010-01-17 11:45:57 +0100935 .tiocmget = ftdi_tiocmget,
936 .tiocmset = ftdi_tiocmset,
Uwe Bonnesc75ccd42011-10-10 17:24:08 +0200937 .get_icount = ftdi_get_icount,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700938 .ioctl = ftdi_ioctl,
939 .set_termios = ftdi_set_termios,
940 .break_ctl = ftdi_break_ctl,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700941};
942
Alan Stern97b6b6d2012-02-23 14:56:32 -0500943static struct usb_serial_driver * const serial_drivers[] = {
944 &ftdi_sio_device, NULL
945};
946
Linus Torvalds1da177e2005-04-16 15:20:36 -0700947
948#define WDR_TIMEOUT 5000 /* default urb timeout */
Ian Abbott279e1542005-07-29 12:16:52 -0700949#define WDR_SHORT_TIMEOUT 1000 /* shorter urb timeout */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700950
951/* High and low are for DTR, RTS etc etc */
952#define HIGH 1
953#define LOW 0
954
955/*
956 * ***************************************************************************
Tony Lindgrenfa91d432007-05-04 18:23:24 -0700957 * Utility functions
Linus Torvalds1da177e2005-04-16 15:20:36 -0700958 * ***************************************************************************
959 */
960
961static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base)
962{
963 unsigned short int divisor;
Alan Cox464cbb22008-07-22 11:11:23 +0100964 /* divisor shifted 3 bits to the left */
965 int divisor3 = base / 2 / baud;
966 if ((divisor3 & 0x7) == 7)
967 divisor3++; /* round x.7/8 up to x+1 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700968 divisor = divisor3 >> 3;
969 divisor3 &= 0x7;
Alan Cox464cbb22008-07-22 11:11:23 +0100970 if (divisor3 == 1)
971 divisor |= 0xc000;
972 else if (divisor3 >= 4)
973 divisor |= 0x4000;
974 else if (divisor3 != 0)
975 divisor |= 0x8000;
976 else if (divisor == 1)
977 divisor = 0; /* special case for maximum baud rate */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700978 return divisor;
979}
980
981static unsigned short int ftdi_232am_baud_to_divisor(int baud)
982{
Alan Cox464cbb22008-07-22 11:11:23 +0100983 return ftdi_232am_baud_base_to_divisor(baud, 48000000);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700984}
985
986static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base)
987{
988 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
989 __u32 divisor;
Alan Cox464cbb22008-07-22 11:11:23 +0100990 /* divisor shifted 3 bits to the left */
991 int divisor3 = base / 2 / baud;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700992 divisor = divisor3 >> 3;
993 divisor |= (__u32)divfrac[divisor3 & 0x7] << 14;
994 /* Deal with special cases for highest baud rates. */
Alan Cox464cbb22008-07-22 11:11:23 +0100995 if (divisor == 1)
996 divisor = 0;
997 else if (divisor == 0x4001)
998 divisor = 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700999 return divisor;
1000}
1001
1002static __u32 ftdi_232bm_baud_to_divisor(int baud)
1003{
Alan Cox464cbb22008-07-22 11:11:23 +01001004 return ftdi_232bm_baud_base_to_divisor(baud, 48000000);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001005}
1006
Mark Adamson094c2e62009-04-09 15:03:09 +01001007static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base)
1008{
1009 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1010 __u32 divisor;
1011 int divisor3;
1012
1013 /* hi-speed baud rate is 10-bit sampling instead of 16-bit */
Daniel Glöcknerf6c259a2011-01-11 00:42:14 +01001014 divisor3 = base * 8 / (baud * 10);
Mark Adamson094c2e62009-04-09 15:03:09 +01001015
1016 divisor = divisor3 >> 3;
1017 divisor |= (__u32)divfrac[divisor3 & 0x7] << 14;
1018 /* Deal with special cases for highest baud rates. */
1019 if (divisor == 1)
1020 divisor = 0;
1021 else if (divisor == 0x4001)
1022 divisor = 1;
1023 /*
1024 * Set this bit to turn off a divide by 2.5 on baud rate generator
1025 * This enables baud rates up to 12Mbaud but cannot reach below 1200
1026 * baud with this bit set
1027 */
1028 divisor |= 0x00020000;
1029 return divisor;
1030}
1031
1032static __u32 ftdi_2232h_baud_to_divisor(int baud)
1033{
1034 return ftdi_2232h_baud_base_to_divisor(baud, 120000000);
1035}
1036
Ian Abbott74ede0f2005-07-29 12:16:41 -07001037#define set_mctrl(port, set) update_mctrl((port), (set), 0)
1038#define clear_mctrl(port, clear) update_mctrl((port), 0, (clear))
1039
Alan Cox464cbb22008-07-22 11:11:23 +01001040static int update_mctrl(struct usb_serial_port *port, unsigned int set,
1041 unsigned int clear)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001042{
1043 struct ftdi_private *priv = usb_get_serial_port_data(port);
Ian Abbott74ede0f2005-07-29 12:16:41 -07001044 unsigned urb_value;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001045 int rv;
Ian Abbott74ede0f2005-07-29 12:16:41 -07001046
1047 if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
Harvey Harrison441b62c2008-03-03 16:08:34 -08001048 dbg("%s - DTR|RTS not being set|cleared", __func__);
Ian Abbott74ede0f2005-07-29 12:16:41 -07001049 return 0; /* no change */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001050 }
Ian Abbott74ede0f2005-07-29 12:16:41 -07001051
Ian Abbott74ede0f2005-07-29 12:16:41 -07001052 clear &= ~set; /* 'set' takes precedence over 'clear' */
1053 urb_value = 0;
1054 if (clear & TIOCM_DTR)
1055 urb_value |= FTDI_SIO_SET_DTR_LOW;
1056 if (clear & TIOCM_RTS)
1057 urb_value |= FTDI_SIO_SET_RTS_LOW;
1058 if (set & TIOCM_DTR)
1059 urb_value |= FTDI_SIO_SET_DTR_HIGH;
1060 if (set & TIOCM_RTS)
1061 urb_value |= FTDI_SIO_SET_RTS_HIGH;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001062 rv = usb_control_msg(port->serial->dev,
1063 usb_sndctrlpipe(port->serial->dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07001064 FTDI_SIO_SET_MODEM_CTRL_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001065 FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
Ian Abbott74ede0f2005-07-29 12:16:41 -07001066 urb_value, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01001067 NULL, 0, WDR_TIMEOUT);
Ian Abbott74ede0f2005-07-29 12:16:41 -07001068 if (rv < 0) {
Alan Cox43b11d32008-10-13 10:36:00 +01001069 dbg("%s Error from MODEM_CTRL urb: DTR %s, RTS %s",
Harvey Harrison441b62c2008-03-03 16:08:34 -08001070 __func__,
Ian Abbott74ede0f2005-07-29 12:16:41 -07001071 (set & TIOCM_DTR) ? "HIGH" :
1072 (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1073 (set & TIOCM_RTS) ? "HIGH" :
1074 (clear & TIOCM_RTS) ? "LOW" : "unchanged");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001075 } else {
Harvey Harrison441b62c2008-03-03 16:08:34 -08001076 dbg("%s - DTR %s, RTS %s", __func__,
Ian Abbott74ede0f2005-07-29 12:16:41 -07001077 (set & TIOCM_DTR) ? "HIGH" :
1078 (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1079 (set & TIOCM_RTS) ? "HIGH" :
1080 (clear & TIOCM_RTS) ? "LOW" : "unchanged");
Alan Cox9b0f2582008-02-20 20:49:53 +00001081 /* FIXME: locking on last_dtr_rts */
Ian Abbott74ede0f2005-07-29 12:16:41 -07001082 priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001083 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001084 return rv;
1085}
1086
1087
Alan Cox464cbb22008-07-22 11:11:23 +01001088static __u32 get_ftdi_divisor(struct tty_struct *tty,
1089 struct usb_serial_port *port)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001090{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001091 struct ftdi_private *priv = usb_get_serial_port_data(port);
1092 __u32 div_value = 0;
1093 int div_okay = 1;
1094 int baud;
1095
1096 /*
Alan Cox464cbb22008-07-22 11:11:23 +01001097 * The logic involved in setting the baudrate can be cleanly split into
1098 * 3 steps.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001099 * 1. Standard baud rates are set in tty->termios->c_cflag
Alan Cox464cbb22008-07-22 11:11:23 +01001100 * 2. If these are not enough, you can set any speed using alt_speed as
1101 * follows:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001102 * - set tty->termios->c_cflag speed to B38400
1103 * - set your real speed in tty->alt_speed; it gets ignored when
1104 * alt_speed==0, (or)
Alan Cox464cbb22008-07-22 11:11:23 +01001105 * - call TIOCSSERIAL ioctl with (struct serial_struct) set as
1106 * follows:
1107 * flags & ASYNC_SPD_MASK == ASYNC_SPD_[HI, VHI, SHI, WARP],
1108 * this just sets alt_speed to (HI: 57600, VHI: 115200,
1109 * SHI: 230400, WARP: 460800)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001110 * ** Steps 1, 2 are done courtesy of tty_get_baud_rate
1111 * 3. You can also set baud rate by setting custom divisor as follows
1112 * - set tty->termios->c_cflag speed to B38400
Alan Cox464cbb22008-07-22 11:11:23 +01001113 * - call TIOCSSERIAL ioctl with (struct serial_struct) set as
1114 * follows:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001115 * o flags & ASYNC_SPD_MASK == ASYNC_SPD_CUST
1116 * o custom_divisor set to baud_base / your_new_baudrate
Alan Cox464cbb22008-07-22 11:11:23 +01001117 * ** Step 3 is done courtesy of code borrowed from serial.c
1118 * I should really spend some time and separate + move this common
1119 * code to serial.c, it is replicated in nearly every serial driver
1120 * you see.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001121 */
1122
Alan Cox464cbb22008-07-22 11:11:23 +01001123 /* 1. Get the baud rate from the tty settings, this observes
1124 alt_speed hack */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001125
Alan Cox95da3102008-07-22 11:09:07 +01001126 baud = tty_get_baud_rate(tty);
Harvey Harrison441b62c2008-03-03 16:08:34 -08001127 dbg("%s - tty_get_baud_rate reports speed %d", __func__, baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001128
Alan Cox464cbb22008-07-22 11:11:23 +01001129 /* 2. Observe async-compatible custom_divisor hack, update baudrate
1130 if needed */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001131
1132 if (baud == 38400 &&
1133 ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1134 (priv->custom_divisor)) {
1135 baud = priv->baud_base / priv->custom_divisor;
Alan Cox464cbb22008-07-22 11:11:23 +01001136 dbg("%s - custom divisor %d sets baud rate to %d",
1137 __func__, priv->custom_divisor, baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001138 }
1139
1140 /* 3. Convert baudrate to device-specific divisor */
1141
Alan Cox464cbb22008-07-22 11:11:23 +01001142 if (!baud)
1143 baud = 9600;
1144 switch (priv->chip_type) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001145 case SIO: /* SIO chip */
Alan Cox464cbb22008-07-22 11:11:23 +01001146 switch (baud) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001147 case 300: div_value = ftdi_sio_b300; break;
1148 case 600: div_value = ftdi_sio_b600; break;
1149 case 1200: div_value = ftdi_sio_b1200; break;
1150 case 2400: div_value = ftdi_sio_b2400; break;
1151 case 4800: div_value = ftdi_sio_b4800; break;
1152 case 9600: div_value = ftdi_sio_b9600; break;
1153 case 19200: div_value = ftdi_sio_b19200; break;
1154 case 38400: div_value = ftdi_sio_b38400; break;
1155 case 57600: div_value = ftdi_sio_b57600; break;
1156 case 115200: div_value = ftdi_sio_b115200; break;
1157 } /* baud */
1158 if (div_value == 0) {
Alan Cox464cbb22008-07-22 11:11:23 +01001159 dbg("%s - Baudrate (%d) requested is not supported",
1160 __func__, baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001161 div_value = ftdi_sio_b9600;
Andrew Mortonbd5e47c2007-10-18 01:24:25 -07001162 baud = 9600;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001163 div_okay = 0;
1164 }
1165 break;
1166 case FT8U232AM: /* 8U232AM chip */
1167 if (baud <= 3000000) {
1168 div_value = ftdi_232am_baud_to_divisor(baud);
1169 } else {
Alan Cox464cbb22008-07-22 11:11:23 +01001170 dbg("%s - Baud rate too high!", __func__);
Andrew Mortonbd5e47c2007-10-18 01:24:25 -07001171 baud = 9600;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001172 div_value = ftdi_232am_baud_to_divisor(9600);
1173 div_okay = 0;
1174 }
1175 break;
1176 case FT232BM: /* FT232BM chip */
1177 case FT2232C: /* FT2232C chip */
Jim Parisdc0827c2012-03-14 17:54:25 -04001178 case FT232RL: /* FT232RL chip */
1179 case FTX: /* FT-X series */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001180 if (baud <= 3000000) {
Martin Geleynseb760dac2009-07-02 13:10:35 -04001181 __u16 product_id = le16_to_cpu(
1182 port->serial->dev->descriptor.idProduct);
1183 if (((FTDI_NDI_HUC_PID == product_id) ||
1184 (FTDI_NDI_SPECTRA_SCU_PID == product_id) ||
1185 (FTDI_NDI_FUTURE_2_PID == product_id) ||
1186 (FTDI_NDI_FUTURE_3_PID == product_id) ||
1187 (FTDI_NDI_AURORA_SCU_PID == product_id)) &&
1188 (baud == 19200)) {
1189 baud = 1200000;
1190 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001191 div_value = ftdi_232bm_baud_to_divisor(baud);
1192 } else {
Alan Cox464cbb22008-07-22 11:11:23 +01001193 dbg("%s - Baud rate too high!", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001194 div_value = ftdi_232bm_baud_to_divisor(9600);
1195 div_okay = 0;
Alan Cox669a6db2007-10-18 01:24:24 -07001196 baud = 9600;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001197 }
1198 break;
Mark Adamson094c2e62009-04-09 15:03:09 +01001199 case FT2232H: /* FT2232H chip */
1200 case FT4232H: /* FT4232H chip */
Uwe Bonnes309427b2011-06-17 17:30:23 +02001201 case FT232H: /* FT232H chip */
Ionut Nicu1862cdd2011-07-11 16:46:12 +03001202 if ((baud <= 12000000) && (baud >= 1200)) {
Mark Adamson094c2e62009-04-09 15:03:09 +01001203 div_value = ftdi_2232h_baud_to_divisor(baud);
1204 } else if (baud < 1200) {
1205 div_value = ftdi_232bm_baud_to_divisor(baud);
1206 } else {
1207 dbg("%s - Baud rate too high!", __func__);
1208 div_value = ftdi_232bm_baud_to_divisor(9600);
1209 div_okay = 0;
1210 baud = 9600;
1211 }
1212 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001213 } /* priv->chip_type */
1214
1215 if (div_okay) {
1216 dbg("%s - Baud rate set to %d (divisor 0x%lX) on chip %s",
Harvey Harrison441b62c2008-03-03 16:08:34 -08001217 __func__, baud, (unsigned long)div_value,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001218 ftdi_chip_name[priv->chip_type]);
1219 }
1220
Alan Cox95da3102008-07-22 11:09:07 +01001221 tty_encode_baud_rate(tty, baud, baud);
Alan Cox464cbb22008-07-22 11:11:23 +01001222 return div_value;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001223}
1224
Alan Cox95da3102008-07-22 11:09:07 +01001225static int change_speed(struct tty_struct *tty, struct usb_serial_port *port)
1226{
1227 struct ftdi_private *priv = usb_get_serial_port_data(port);
Alan Cox464cbb22008-07-22 11:11:23 +01001228 __u16 urb_value;
Alan Cox95da3102008-07-22 11:09:07 +01001229 __u16 urb_index;
1230 __u32 urb_index_value;
1231 int rv;
1232
Alan Cox95da3102008-07-22 11:09:07 +01001233 urb_index_value = get_ftdi_divisor(tty, port);
1234 urb_value = (__u16)urb_index_value;
1235 urb_index = (__u16)(urb_index_value >> 16);
Uwe Bonnes0ee404c2011-07-22 10:41:15 +02001236 if ((priv->chip_type == FT2232C) || (priv->chip_type == FT2232H) ||
1237 (priv->chip_type == FT4232H) || (priv->chip_type == FT232H)) {
1238 /* Probably the BM type needs the MSB of the encoded fractional
1239 * divider also moved like for the chips above. Any infos? */
Alan Cox95da3102008-07-22 11:09:07 +01001240 urb_index = (__u16)((urb_index << 8) | priv->interface);
1241 }
1242
1243 rv = usb_control_msg(port->serial->dev,
1244 usb_sndctrlpipe(port->serial->dev, 0),
1245 FTDI_SIO_SET_BAUDRATE_REQUEST,
1246 FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
1247 urb_value, urb_index,
Johan Hovold66e47e62009-12-24 12:42:09 +01001248 NULL, 0, WDR_SHORT_TIMEOUT);
Alan Cox95da3102008-07-22 11:09:07 +01001249 return rv;
1250}
1251
Alan Cox557aaa72009-06-11 13:55:34 +01001252static int write_latency_timer(struct usb_serial_port *port)
1253{
1254 struct ftdi_private *priv = usb_get_serial_port_data(port);
1255 struct usb_device *udev = port->serial->dev;
Johan Hovoldc1284d72009-12-24 12:42:11 +01001256 int rv;
Alan Cox557aaa72009-06-11 13:55:34 +01001257 int l = priv->latency;
Alan Cox95da3102008-07-22 11:09:07 +01001258
Alan Cox557aaa72009-06-11 13:55:34 +01001259 if (priv->flags & ASYNC_LOW_LATENCY)
1260 l = 1;
1261
1262 dbg("%s: setting latency timer = %i", __func__, l);
1263
1264 rv = usb_control_msg(udev,
1265 usb_sndctrlpipe(udev, 0),
1266 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1267 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1268 l, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01001269 NULL, 0, WDR_TIMEOUT);
Alan Cox557aaa72009-06-11 13:55:34 +01001270 if (rv < 0)
1271 dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1272 return rv;
1273}
1274
1275static int read_latency_timer(struct usb_serial_port *port)
1276{
1277 struct ftdi_private *priv = usb_get_serial_port_data(port);
1278 struct usb_device *udev = port->serial->dev;
Johan Hovold54f328d2009-12-24 12:42:08 +01001279 unsigned char *buf;
Johan Hovoldc1284d72009-12-24 12:42:11 +01001280 int rv;
Alan Cox557aaa72009-06-11 13:55:34 +01001281
Johan Hovold54f328d2009-12-24 12:42:08 +01001282 buf = kmalloc(1, GFP_KERNEL);
1283 if (!buf)
1284 return -ENOMEM;
1285
Alan Cox557aaa72009-06-11 13:55:34 +01001286 rv = usb_control_msg(udev,
1287 usb_rcvctrlpipe(udev, 0),
1288 FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
1289 FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE,
1290 0, priv->interface,
Johan Hovold54f328d2009-12-24 12:42:08 +01001291 buf, 1, WDR_TIMEOUT);
Johan Hovold43573692009-12-24 12:42:07 +01001292 if (rv < 0)
Alan Cox557aaa72009-06-11 13:55:34 +01001293 dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
Johan Hovold43573692009-12-24 12:42:07 +01001294 else
Johan Hovold54f328d2009-12-24 12:42:08 +01001295 priv->latency = buf[0];
1296
1297 kfree(buf);
1298
Johan Hovold8c4f99c2009-11-22 21:25:20 +01001299 return rv;
Alan Cox557aaa72009-06-11 13:55:34 +01001300}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001301
Alan Cox464cbb22008-07-22 11:11:23 +01001302static int get_serial_info(struct usb_serial_port *port,
1303 struct serial_struct __user *retinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001304{
1305 struct ftdi_private *priv = usb_get_serial_port_data(port);
1306 struct serial_struct tmp;
1307
1308 if (!retinfo)
1309 return -EFAULT;
1310 memset(&tmp, 0, sizeof(tmp));
1311 tmp.flags = priv->flags;
1312 tmp.baud_base = priv->baud_base;
1313 tmp.custom_divisor = priv->custom_divisor;
1314 if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
1315 return -EFAULT;
1316 return 0;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001317}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001318
Alan Cox95da3102008-07-22 11:09:07 +01001319static int set_serial_info(struct tty_struct *tty,
Alan Cox464cbb22008-07-22 11:11:23 +01001320 struct usb_serial_port *port, struct serial_struct __user *newinfo)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001321{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001322 struct ftdi_private *priv = usb_get_serial_port_data(port);
1323 struct serial_struct new_serial;
1324 struct ftdi_private old_priv;
1325
1326 if (copy_from_user(&new_serial, newinfo, sizeof(new_serial)))
1327 return -EFAULT;
Alan Cox6b447f042009-01-02 13:48:56 +00001328
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001329 mutex_lock(&priv->cfg_lock);
Alan Cox464cbb22008-07-22 11:11:23 +01001330 old_priv = *priv;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001331
1332 /* Do error checking and permission checking */
1333
1334 if (!capable(CAP_SYS_ADMIN)) {
1335 if (((new_serial.flags & ~ASYNC_USR_MASK) !=
Dan Carpenter64905b42009-02-03 11:11:38 +03001336 (priv->flags & ~ASYNC_USR_MASK))) {
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001337 mutex_unlock(&priv->cfg_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001338 return -EPERM;
Dan Carpenter64905b42009-02-03 11:11:38 +03001339 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001340 priv->flags = ((priv->flags & ~ASYNC_USR_MASK) |
1341 (new_serial.flags & ASYNC_USR_MASK));
1342 priv->custom_divisor = new_serial.custom_divisor;
1343 goto check_and_exit;
1344 }
1345
Johan Hovoldeb833a92012-01-10 23:33:37 +01001346 if (new_serial.baud_base != priv->baud_base) {
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001347 mutex_unlock(&priv->cfg_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001348 return -EINVAL;
Alan Cox6b447f042009-01-02 13:48:56 +00001349 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001350
1351 /* Make the changes - these are privileged changes! */
1352
1353 priv->flags = ((priv->flags & ~ASYNC_FLAGS) |
Alan Cox464cbb22008-07-22 11:11:23 +01001354 (new_serial.flags & ASYNC_FLAGS));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001355 priv->custom_divisor = new_serial.custom_divisor;
1356
Alan Cox557aaa72009-06-11 13:55:34 +01001357 write_latency_timer(port);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001358
1359check_and_exit:
1360 if ((old_priv.flags & ASYNC_SPD_MASK) !=
1361 (priv->flags & ASYNC_SPD_MASK)) {
1362 if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
Alan Cox95da3102008-07-22 11:09:07 +01001363 tty->alt_speed = 57600;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001364 else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
Alan Cox95da3102008-07-22 11:09:07 +01001365 tty->alt_speed = 115200;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001366 else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
Alan Cox95da3102008-07-22 11:09:07 +01001367 tty->alt_speed = 230400;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001368 else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
Alan Cox95da3102008-07-22 11:09:07 +01001369 tty->alt_speed = 460800;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001370 else
Alan Cox95da3102008-07-22 11:09:07 +01001371 tty->alt_speed = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001372 }
1373 if (((old_priv.flags & ASYNC_SPD_MASK) !=
1374 (priv->flags & ASYNC_SPD_MASK)) ||
1375 (((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1376 (old_priv.custom_divisor != priv->custom_divisor))) {
Alan Cox95da3102008-07-22 11:09:07 +01001377 change_speed(tty, port);
Alessio Igor Bogani9c67d282010-03-13 18:35:14 +01001378 mutex_unlock(&priv->cfg_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001379 }
Alan Cox6b447f042009-01-02 13:48:56 +00001380 else
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001381 mutex_unlock(&priv->cfg_lock);
Alan Cox95da3102008-07-22 11:09:07 +01001382 return 0;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001383}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001384
Greg Kroah-Hartmanc466cd22010-12-16 13:40:42 -08001385static int get_lsr_info(struct usb_serial_port *port,
1386 struct serial_struct __user *retinfo)
1387{
1388 struct ftdi_private *priv = usb_get_serial_port_data(port);
1389 unsigned int result = 0;
1390
1391 if (!retinfo)
1392 return -EFAULT;
1393
1394 if (priv->transmit_empty)
1395 result = TIOCSER_TEMT;
1396
1397 if (copy_to_user(retinfo, &result, sizeof(unsigned int)))
1398 return -EFAULT;
1399 return 0;
1400}
1401
Linus Torvalds1da177e2005-04-16 15:20:36 -07001402
Ian Abbott8f977e42005-06-20 16:45:42 +01001403/* Determine type of FTDI chip based on USB config and descriptor. */
1404static void ftdi_determine_type(struct usb_serial_port *port)
1405{
1406 struct ftdi_private *priv = usb_get_serial_port_data(port);
1407 struct usb_serial *serial = port->serial;
1408 struct usb_device *udev = serial->dev;
1409 unsigned version;
1410 unsigned interfaces;
1411
1412 /* Assume it is not the original SIO device for now. */
Ian Abbottf5e09b72005-09-12 12:23:25 +01001413 priv->baud_base = 48000000 / 2;
Ian Abbott8f977e42005-06-20 16:45:42 +01001414
1415 version = le16_to_cpu(udev->descriptor.bcdDevice);
1416 interfaces = udev->actconfig->desc.bNumInterfaces;
Harvey Harrison441b62c2008-03-03 16:08:34 -08001417 dbg("%s: bcdDevice = 0x%x, bNumInterfaces = %u", __func__,
Ian Abbott8f977e42005-06-20 16:45:42 +01001418 version, interfaces);
1419 if (interfaces > 1) {
1420 int inter;
1421
Mark Adamson094c2e62009-04-09 15:03:09 +01001422 /* Multiple interfaces.*/
1423 if (version == 0x0800) {
1424 priv->chip_type = FT4232H;
1425 /* Hi-speed - baud clock runs at 120MHz */
1426 priv->baud_base = 120000000 / 2;
1427 } else if (version == 0x0700) {
1428 priv->chip_type = FT2232H;
1429 /* Hi-speed - baud clock runs at 120MHz */
1430 priv->baud_base = 120000000 / 2;
1431 } else
1432 priv->chip_type = FT2232C;
1433
Ian Abbott8f977e42005-06-20 16:45:42 +01001434 /* Determine interface code. */
1435 inter = serial->interface->altsetting->desc.bInterfaceNumber;
Mark Adamson094c2e62009-04-09 15:03:09 +01001436 if (inter == 0) {
1437 priv->interface = INTERFACE_A;
1438 } else if (inter == 1) {
1439 priv->interface = INTERFACE_B;
1440 } else if (inter == 2) {
1441 priv->interface = INTERFACE_C;
1442 } else if (inter == 3) {
1443 priv->interface = INTERFACE_D;
1444 }
Ian Abbott8f977e42005-06-20 16:45:42 +01001445 /* BM-type devices have a bug where bcdDevice gets set
1446 * to 0x200 when iSerialNumber is 0. */
1447 if (version < 0x500) {
1448 dbg("%s: something fishy - bcdDevice too low for multi-interface device",
Harvey Harrison441b62c2008-03-03 16:08:34 -08001449 __func__);
Ian Abbott8f977e42005-06-20 16:45:42 +01001450 }
1451 } else if (version < 0x200) {
Andreas Mohr330e3c42010-01-17 11:45:57 +01001452 /* Old device. Assume it's the original SIO. */
Ian Abbott8f977e42005-06-20 16:45:42 +01001453 priv->chip_type = SIO;
1454 priv->baud_base = 12000000 / 16;
Ian Abbott8f977e42005-06-20 16:45:42 +01001455 } else if (version < 0x400) {
Andreas Mohr330e3c42010-01-17 11:45:57 +01001456 /* Assume it's an FT8U232AM (or FT8U245AM) */
Ian Abbott8f977e42005-06-20 16:45:42 +01001457 /* (It might be a BM because of the iSerialNumber bug,
1458 * but it will still work as an AM device.) */
1459 priv->chip_type = FT8U232AM;
David Brownell3b009c62007-03-23 12:54:27 -07001460 } else if (version < 0x600) {
Andreas Mohr330e3c42010-01-17 11:45:57 +01001461 /* Assume it's an FT232BM (or FT245BM) */
Ian Abbott8f977e42005-06-20 16:45:42 +01001462 priv->chip_type = FT232BM;
Uwe Bonnes309427b2011-06-17 17:30:23 +02001463 } else if (version < 0x900) {
1464 /* Assume it's an FT232RL */
David Brownell3b009c62007-03-23 12:54:27 -07001465 priv->chip_type = FT232RL;
Jim Parisdc0827c2012-03-14 17:54:25 -04001466 } else if (version < 0x1000) {
Uwe Bonnes309427b2011-06-17 17:30:23 +02001467 /* Assume it's an FT232H */
1468 priv->chip_type = FT232H;
Jim Parisdc0827c2012-03-14 17:54:25 -04001469 } else {
1470 /* Assume it's an FT-X series device */
1471 priv->chip_type = FTX;
Ian Abbott8f977e42005-06-20 16:45:42 +01001472 }
Jim Parisdc0827c2012-03-14 17:54:25 -04001473
Greg Kroah-Hartmanc197a8d2008-08-18 13:21:04 -07001474 dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
Ian Abbott8f977e42005-06-20 16:45:42 +01001475}
1476
1477
Mark Adamson895f28b2009-05-01 11:48:45 +01001478/* Determine the maximum packet size for the device. This depends on the chip
1479 * type and the USB host capabilities. The value should be obtained from the
1480 * device descriptor as the chip will use the appropriate values for the host.*/
1481static void ftdi_set_max_packet_size(struct usb_serial_port *port)
1482{
1483 struct ftdi_private *priv = usb_get_serial_port_data(port);
1484 struct usb_serial *serial = port->serial;
1485 struct usb_device *udev = serial->dev;
1486
1487 struct usb_interface *interface = serial->interface;
1488 struct usb_endpoint_descriptor *ep_desc = &interface->cur_altsetting->endpoint[1].desc;
1489
1490 unsigned num_endpoints;
Johan Hovoldc1284d72009-12-24 12:42:11 +01001491 int i;
Mark Adamson895f28b2009-05-01 11:48:45 +01001492
1493 num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
1494 dev_info(&udev->dev, "Number of endpoints %d\n", num_endpoints);
1495
1496 /* NOTE: some customers have programmed FT232R/FT245R devices
1497 * with an endpoint size of 0 - not good. In this case, we
1498 * want to override the endpoint descriptor setting and use a
1499 * value of 64 for wMaxPacketSize */
1500 for (i = 0; i < num_endpoints; i++) {
1501 dev_info(&udev->dev, "Endpoint %d MaxPacketSize %d\n", i+1,
1502 interface->cur_altsetting->endpoint[i].desc.wMaxPacketSize);
1503 ep_desc = &interface->cur_altsetting->endpoint[i].desc;
1504 if (ep_desc->wMaxPacketSize == 0) {
1505 ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1506 dev_info(&udev->dev, "Overriding wMaxPacketSize on endpoint %d\n", i);
1507 }
1508 }
1509
1510 /* set max packet size based on descriptor */
Kuninori Morimoto29cc8892011-08-23 03:12:03 -07001511 priv->max_packet_size = usb_endpoint_maxp(ep_desc);
Mark Adamson895f28b2009-05-01 11:48:45 +01001512
1513 dev_info(&udev->dev, "Setting MaxPacketSize %d\n", priv->max_packet_size);
1514}
1515
1516
Linus Torvalds1da177e2005-04-16 15:20:36 -07001517/*
1518 * ***************************************************************************
1519 * Sysfs Attribute
1520 * ***************************************************************************
1521 */
1522
Alan Cox464cbb22008-07-22 11:11:23 +01001523static ssize_t show_latency_timer(struct device *dev,
1524 struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001525{
1526 struct usb_serial_port *port = to_usb_serial_port(dev);
1527 struct ftdi_private *priv = usb_get_serial_port_data(port);
Alan Cox557aaa72009-06-11 13:55:34 +01001528 if (priv->flags & ASYNC_LOW_LATENCY)
1529 return sprintf(buf, "1\n");
1530 else
1531 return sprintf(buf, "%i\n", priv->latency);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001532}
1533
Alan Cox557aaa72009-06-11 13:55:34 +01001534
Linus Torvalds1da177e2005-04-16 15:20:36 -07001535/* Write a new value of the latency timer, in units of milliseconds. */
Alan Cox464cbb22008-07-22 11:11:23 +01001536static ssize_t store_latency_timer(struct device *dev,
1537 struct device_attribute *attr, const char *valbuf,
1538 size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001539{
1540 struct usb_serial_port *port = to_usb_serial_port(dev);
1541 struct ftdi_private *priv = usb_get_serial_port_data(port);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001542 int v = simple_strtoul(valbuf, NULL, 10);
Johan Hovoldc1284d72009-12-24 12:42:11 +01001543 int rv;
David Brownell5c09d142006-10-13 15:57:58 -07001544
Alan Cox557aaa72009-06-11 13:55:34 +01001545 priv->latency = v;
1546 rv = write_latency_timer(port);
1547 if (rv < 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001548 return -EIO;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001549 return count;
1550}
1551
1552/* Write an event character directly to the FTDI register. The ASCII
1553 value is in the low 8 bits, with the enable bit in the 9th bit. */
Alan Cox464cbb22008-07-22 11:11:23 +01001554static ssize_t store_event_char(struct device *dev,
1555 struct device_attribute *attr, const char *valbuf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001556{
1557 struct usb_serial_port *port = to_usb_serial_port(dev);
1558 struct ftdi_private *priv = usb_get_serial_port_data(port);
Jim Radford12bdbe02007-02-28 10:10:50 -08001559 struct usb_device *udev = port->serial->dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001560 int v = simple_strtoul(valbuf, NULL, 10);
Johan Hovoldc1284d72009-12-24 12:42:11 +01001561 int rv;
David Brownell5c09d142006-10-13 15:57:58 -07001562
Harvey Harrison441b62c2008-03-03 16:08:34 -08001563 dbg("%s: setting event char = %i", __func__, v);
David Brownell5c09d142006-10-13 15:57:58 -07001564
Linus Torvalds1da177e2005-04-16 15:20:36 -07001565 rv = usb_control_msg(udev,
1566 usb_sndctrlpipe(udev, 0),
1567 FTDI_SIO_SET_EVENT_CHAR_REQUEST,
1568 FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
David Brownell5c09d142006-10-13 15:57:58 -07001569 v, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01001570 NULL, 0, WDR_TIMEOUT);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001571 if (rv < 0) {
1572 dbg("Unable to write event character: %i", rv);
1573 return -EIO;
1574 }
David Brownell5c09d142006-10-13 15:57:58 -07001575
Linus Torvalds1da177e2005-04-16 15:20:36 -07001576 return count;
1577}
1578
Alan Cox464cbb22008-07-22 11:11:23 +01001579static DEVICE_ATTR(latency_timer, S_IWUSR | S_IRUGO, show_latency_timer,
1580 store_latency_timer);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001581static DEVICE_ATTR(event_char, S_IWUSR, NULL, store_event_char);
1582
Jim Radford12bdbe02007-02-28 10:10:50 -08001583static int create_sysfs_attrs(struct usb_serial_port *port)
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001584{
Jim Radford12bdbe02007-02-28 10:10:50 -08001585 struct ftdi_private *priv = usb_get_serial_port_data(port);
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001586 int retval = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001587
Linus Torvalds1da177e2005-04-16 15:20:36 -07001588 /* XXX I've no idea if the original SIO supports the event_char
1589 * sysfs parameter, so I'm playing it safe. */
1590 if (priv->chip_type != SIO) {
1591 dbg("sysfs attributes for %s", ftdi_chip_name[priv->chip_type]);
Jim Radford12bdbe02007-02-28 10:10:50 -08001592 retval = device_create_file(&port->dev, &dev_attr_event_char);
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001593 if ((!retval) &&
Stepan Moskovchenko97cd49e2007-05-09 14:53:04 -04001594 (priv->chip_type == FT232BM ||
1595 priv->chip_type == FT2232C ||
Mark Adamson094c2e62009-04-09 15:03:09 +01001596 priv->chip_type == FT232RL ||
1597 priv->chip_type == FT2232H ||
Uwe Bonnes309427b2011-06-17 17:30:23 +02001598 priv->chip_type == FT4232H ||
Jim Parisdc0827c2012-03-14 17:54:25 -04001599 priv->chip_type == FT232H ||
1600 priv->chip_type == FTX)) {
Jim Radford12bdbe02007-02-28 10:10:50 -08001601 retval = device_create_file(&port->dev,
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001602 &dev_attr_latency_timer);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001603 }
1604 }
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001605 return retval;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001606}
1607
Jim Radford12bdbe02007-02-28 10:10:50 -08001608static void remove_sysfs_attrs(struct usb_serial_port *port)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001609{
Jim Radford12bdbe02007-02-28 10:10:50 -08001610 struct ftdi_private *priv = usb_get_serial_port_data(port);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001611
Linus Torvalds1da177e2005-04-16 15:20:36 -07001612 /* XXX see create_sysfs_attrs */
1613 if (priv->chip_type != SIO) {
Jim Radford12bdbe02007-02-28 10:10:50 -08001614 device_remove_file(&port->dev, &dev_attr_event_char);
Andrew M. Bishoped6e5282007-08-21 19:08:56 +01001615 if (priv->chip_type == FT232BM ||
1616 priv->chip_type == FT2232C ||
Mark Adamson094c2e62009-04-09 15:03:09 +01001617 priv->chip_type == FT232RL ||
1618 priv->chip_type == FT2232H ||
Uwe Bonnes309427b2011-06-17 17:30:23 +02001619 priv->chip_type == FT4232H ||
Jim Parisdc0827c2012-03-14 17:54:25 -04001620 priv->chip_type == FT232H ||
1621 priv->chip_type == FTX) {
Jim Radford12bdbe02007-02-28 10:10:50 -08001622 device_remove_file(&port->dev, &dev_attr_latency_timer);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001623 }
1624 }
David Brownell5c09d142006-10-13 15:57:58 -07001625
Linus Torvalds1da177e2005-04-16 15:20:36 -07001626}
1627
1628/*
1629 * ***************************************************************************
1630 * FTDI driver specific functions
1631 * ***************************************************************************
1632 */
1633
Ian Abbott8f977e42005-06-20 16:45:42 +01001634/* Probe function to check for special devices */
Alan Cox464cbb22008-07-22 11:11:23 +01001635static int ftdi_sio_probe(struct usb_serial *serial,
1636 const struct usb_device_id *id)
Ian Abbott8f977e42005-06-20 16:45:42 +01001637{
Alan Cox464cbb22008-07-22 11:11:23 +01001638 struct ftdi_sio_quirk *quirk =
1639 (struct ftdi_sio_quirk *)id->driver_info;
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001640
1641 if (quirk && quirk->probe) {
1642 int ret = quirk->probe(serial);
1643 if (ret != 0)
1644 return ret;
1645 }
1646
Ian Abbott8f977e42005-06-20 16:45:42 +01001647 usb_set_serial_data(serial, (void *)id->driver_info);
1648
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001649 return 0;
Ian Abbott8f977e42005-06-20 16:45:42 +01001650}
1651
Jim Radford12bdbe02007-02-28 10:10:50 -08001652static int ftdi_sio_port_probe(struct usb_serial_port *port)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001653{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001654 struct ftdi_private *priv;
Oliver Neukum0ffbbe252007-07-09 12:03:08 -07001655 struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial);
1656
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001657
Eric Sesterhenn80b6ca42006-02-27 21:29:43 +01001658 priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
Alan Cox464cbb22008-07-22 11:11:23 +01001659 if (!priv) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07001660 dev_err(&port->dev, "%s- kmalloc(%Zd) failed.\n", __func__,
Alan Cox464cbb22008-07-22 11:11:23 +01001661 sizeof(struct ftdi_private));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001662 return -ENOMEM;
1663 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001664
Alan Sternc45d6322009-04-30 10:06:19 -04001665 kref_init(&priv->kref);
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001666 mutex_init(&priv->cfg_lock);
Uwe Bonnesc75ccd42011-10-10 17:24:08 +02001667 memset(&priv->icount, 0x00, sizeof(priv->icount));
Alan Cox464cbb22008-07-22 11:11:23 +01001668 init_waitqueue_head(&priv->delta_msr_wait);
Johan Hovold0076b4b2009-11-22 17:25:08 +01001669
Linus Torvalds1da177e2005-04-16 15:20:36 -07001670 priv->flags = ASYNC_LOW_LATENCY;
Simon Arlott876ae502012-03-26 23:27:59 +01001671 priv->dev_gone = false;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001672
Oliver Neukum0ffbbe252007-07-09 12:03:08 -07001673 if (quirk && quirk->port_probe)
1674 quirk->port_probe(priv);
1675
David Howellsc4028952006-11-22 14:57:56 +00001676 priv->port = port;
Jim Radford12bdbe02007-02-28 10:10:50 -08001677 usb_set_serial_port_data(port, priv);
Ian Abbott8f977e42005-06-20 16:45:42 +01001678
Alan Cox464cbb22008-07-22 11:11:23 +01001679 ftdi_determine_type(port);
Mark Adamson895f28b2009-05-01 11:48:45 +01001680 ftdi_set_max_packet_size(port);
Johan Hovold8c4f99c2009-11-22 21:25:20 +01001681 if (read_latency_timer(port) < 0)
1682 priv->latency = 16;
Johan Hovoldc19db4c2010-10-11 20:23:36 +02001683 write_latency_timer(port);
Jim Radford12bdbe02007-02-28 10:10:50 -08001684 create_sysfs_attrs(port);
1685 return 0;
1686}
Ian Abbott8f977e42005-06-20 16:45:42 +01001687
Ian Abbott8f977e42005-06-20 16:45:42 +01001688/* Setup for the USB-UIRT device, which requires hardwired
1689 * baudrate (38400 gets mapped to 312500) */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001690/* Called from usbserial:serial_probe */
Alan Cox464cbb22008-07-22 11:11:23 +01001691static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001692{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001693 priv->flags |= ASYNC_SPD_CUST;
1694 priv->custom_divisor = 77;
Alan Cox669a6db2007-10-18 01:24:24 -07001695 priv->force_baud = 38400;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001696}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001697
Ian Abbott8f977e42005-06-20 16:45:42 +01001698/* Setup for the HE-TIRA1 device, which requires hardwired
1699 * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled. */
Alan Cox464cbb22008-07-22 11:11:23 +01001700
1701static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
Ian Abbott8f977e42005-06-20 16:45:42 +01001702{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001703 priv->flags |= ASYNC_SPD_CUST;
1704 priv->custom_divisor = 240;
Alan Cox669a6db2007-10-18 01:24:24 -07001705 priv->force_baud = 38400;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001706 priv->force_rtscts = 1;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001707}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001708
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001709/*
Martin Geleynseb760dac2009-07-02 13:10:35 -04001710 * Module parameter to control latency timer for NDI FTDI-based USB devices.
Lucas De Marchi970e2482012-03-30 13:37:16 -07001711 * If this value is not set in /etc/modprobe.d/ its value will be set
1712 * to 1ms.
Martin Geleynseb760dac2009-07-02 13:10:35 -04001713 */
1714static int ndi_latency_timer = 1;
1715
1716/* Setup for the NDI FTDI-based USB devices, which requires hardwired
1717 * baudrate (19200 gets mapped to 1200000).
1718 *
1719 * Called from usbserial:serial_probe.
1720 */
1721static int ftdi_NDI_device_setup(struct usb_serial *serial)
1722{
1723 struct usb_device *udev = serial->dev;
1724 int latency = ndi_latency_timer;
Martin Geleynseb760dac2009-07-02 13:10:35 -04001725
1726 if (latency == 0)
1727 latency = 1;
1728 if (latency > 99)
1729 latency = 99;
1730
1731 dbg("%s setting NDI device latency to %d", __func__, latency);
1732 dev_info(&udev->dev, "NDI device with a latency value of %d", latency);
1733
Johan Hovoldc1284d72009-12-24 12:42:11 +01001734 /* FIXME: errors are not returned */
1735 usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
Martin Geleynseb760dac2009-07-02 13:10:35 -04001736 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1737 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
Johan Hovold66e47e62009-12-24 12:42:09 +01001738 latency, 0, NULL, 0, WDR_TIMEOUT);
Martin Geleynseb760dac2009-07-02 13:10:35 -04001739 return 0;
1740}
1741
1742/*
Harald Welte20734342008-01-01 15:08:35 +01001743 * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko
1744 * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from
1745 * userspace using openocd.
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001746 */
Harald Welte20734342008-01-01 15:08:35 +01001747static int ftdi_jtag_probe(struct usb_serial *serial)
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001748{
1749 struct usb_device *udev = serial->dev;
1750 struct usb_interface *interface = serial->interface;
1751
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001752 if (interface == udev->actconfig->interface[0]) {
Greg Kroah-Hartmanc197a8d2008-08-18 13:21:04 -07001753 dev_info(&udev->dev,
1754 "Ignoring serial port reserved for JTAG\n");
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001755 return -ENODEV;
1756 }
1757
1758 return 0;
1759}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001760
Jean-Christophe PLAGNIOL-VILLARDc96fbdd02011-08-25 11:46:58 +02001761static int ftdi_8u2232c_probe(struct usb_serial *serial)
1762{
1763 struct usb_device *udev = serial->dev;
1764
Peter Korsgaard444aa7f2012-02-29 10:05:37 +01001765 if ((udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems")) ||
1766 (udev->product && !strcmp(udev->product, "BeagleBone/XDS100")))
Jean-Christophe PLAGNIOL-VILLARDc96fbdd02011-08-25 11:46:58 +02001767 return ftdi_jtag_probe(serial);
1768
1769 return 0;
1770}
1771
Kevin Vance546d7ee2008-03-01 13:49:59 -05001772/*
Jean-Christophe PLAGNIOL-VILLARD6ec2f462011-01-29 15:32:52 +01001773 * First and second port on STMCLiteadaptors is reserved for JTAG interface
1774 * and the forth port for pio
1775 */
1776static int ftdi_stmclite_probe(struct usb_serial *serial)
1777{
1778 struct usb_device *udev = serial->dev;
1779 struct usb_interface *interface = serial->interface;
1780
Jean-Christophe PLAGNIOL-VILLARD6ec2f462011-01-29 15:32:52 +01001781 if (interface == udev->actconfig->interface[2])
1782 return 0;
1783
1784 dev_info(&udev->dev, "Ignoring serial port reserved for JTAG\n");
1785
1786 return -ENODEV;
1787}
1788
1789/*
Kevin Vance546d7ee2008-03-01 13:49:59 -05001790 * The Matrix Orbital VK204-25-USB has an invalid IN endpoint.
1791 * We have to correct it if we want to read from it.
1792 */
1793static int ftdi_mtxorb_hack_setup(struct usb_serial *serial)
1794{
1795 struct usb_host_endpoint *ep = serial->dev->ep_in[1];
1796 struct usb_endpoint_descriptor *ep_desc = &ep->desc;
1797
1798 if (ep->enabled && ep_desc->wMaxPacketSize == 0) {
Al Virofd05e722008-04-28 07:00:16 +01001799 ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
Greg Kroah-Hartmanc197a8d2008-08-18 13:21:04 -07001800 dev_info(&serial->dev->dev,
1801 "Fixing invalid wMaxPacketSize on read pipe\n");
Kevin Vance546d7ee2008-03-01 13:49:59 -05001802 }
1803
1804 return 0;
1805}
1806
Alan Sternc45d6322009-04-30 10:06:19 -04001807static void ftdi_sio_priv_release(struct kref *k)
1808{
1809 struct ftdi_private *priv = container_of(k, struct ftdi_private, kref);
1810
1811 kfree(priv);
1812}
1813
Jim Radford12bdbe02007-02-28 10:10:50 -08001814static int ftdi_sio_port_remove(struct usb_serial_port *port)
1815{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001816 struct ftdi_private *priv = usb_get_serial_port_data(port);
1817
Simon Arlott876ae502012-03-26 23:27:59 +01001818 priv->dev_gone = true;
1819 wake_up_interruptible_all(&priv->delta_msr_wait);
1820
Jim Radford12bdbe02007-02-28 10:10:50 -08001821 remove_sysfs_attrs(port);
David Brownell5c09d142006-10-13 15:57:58 -07001822
David Woodhouse80193192009-05-18 13:07:35 +01001823 kref_put(&priv->kref, ftdi_sio_priv_release);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001824
Jim Radford12bdbe02007-02-28 10:10:50 -08001825 return 0;
1826}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001827
Alan Coxa509a7e2009-09-19 13:13:26 -07001828static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001829{
Johan Hovold108e02b2012-01-18 01:46:00 +01001830 struct ktermios dummy;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001831 struct usb_device *dev = port->serial->dev;
1832 struct ftdi_private *priv = usb_get_serial_port_data(port);
Johan Hovoldc1284d72009-12-24 12:42:11 +01001833 int result;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001834
Linus Torvalds1da177e2005-04-16 15:20:36 -07001835 /* No error checking for this (will get errors later anyway) */
1836 /* See ftdi_sio.h for description of what is reset */
1837 usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07001838 FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
1839 FTDI_SIO_RESET_SIO,
Johan Hovold66e47e62009-12-24 12:42:09 +01001840 priv->interface, NULL, 0, WDR_TIMEOUT);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001841
1842 /* Termios defaults are set by usb_serial_init. We don't change
Nick Andrewc4f01242008-12-05 16:34:46 +00001843 port->tty->termios - this would lose speed settings, etc.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001844 This is same behaviour as serial.c/rs_open() - Kuba */
1845
1846 /* ftdi_set_termios will send usb control messages */
Johan Hovold108e02b2012-01-18 01:46:00 +01001847 if (tty) {
1848 memset(&dummy, 0, sizeof(dummy));
1849 ftdi_set_termios(tty, port, &dummy);
1850 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001851
Linus Torvalds1da177e2005-04-16 15:20:36 -07001852 /* Start reading from the device */
Johan Hovold1b551012010-03-17 23:06:00 +01001853 result = usb_serial_generic_open(tty, port);
Johan Hovoldcc01f172009-10-07 20:05:07 +02001854 if (!result)
Alan Sternc45d6322009-04-30 10:06:19 -04001855 kref_get(&priv->kref);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001856
1857 return result;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001858}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001859
Alan Cox335f8512009-06-11 12:26:29 +01001860static void ftdi_dtr_rts(struct usb_serial_port *port, int on)
1861{
1862 struct ftdi_private *priv = usb_get_serial_port_data(port);
Alan Cox335f8512009-06-11 12:26:29 +01001863
1864 mutex_lock(&port->serial->disc_mutex);
1865 if (!port->serial->disconnected) {
1866 /* Disable flow control */
1867 if (!on && usb_control_msg(port->serial->dev,
1868 usb_sndctrlpipe(port->serial->dev, 0),
1869 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
1870 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
Johan Hovold66e47e62009-12-24 12:42:09 +01001871 0, priv->interface, NULL, 0,
Alan Cox335f8512009-06-11 12:26:29 +01001872 WDR_TIMEOUT) < 0) {
1873 dev_err(&port->dev, "error from flowcontrol urb\n");
1874 }
1875 /* drop RTS and DTR */
1876 if (on)
1877 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
1878 else
1879 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
1880 }
1881 mutex_unlock(&port->serial->disc_mutex);
1882}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001883
David Brownell5c09d142006-10-13 15:57:58 -07001884/*
Linus Torvalds1da177e2005-04-16 15:20:36 -07001885 * usbserial:__serial_close only calls ftdi_close if the point is open
1886 *
1887 * This only gets called when it is the last close
Linus Torvalds1da177e2005-04-16 15:20:36 -07001888 */
Alan Cox335f8512009-06-11 12:26:29 +01001889static void ftdi_close(struct usb_serial_port *port)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001890{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001891 struct ftdi_private *priv = usb_get_serial_port_data(port);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001892
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001893 usb_serial_generic_close(port);
Alan Sternc45d6322009-04-30 10:06:19 -04001894 kref_put(&priv->kref, ftdi_sio_priv_release);
Johan Hovolde49bbce2010-03-17 23:06:09 +01001895}
David Brownell5c09d142006-10-13 15:57:58 -07001896
Linus Torvalds1da177e2005-04-16 15:20:36 -07001897/* The SIO requires the first byte to have:
1898 * B0 1
1899 * B1 0
1900 * B2..7 length of message excluding byte 0
1901 *
1902 * The new devices do not require this byte
1903 */
Johan Hovoldd3901a02010-05-05 23:44:17 +02001904static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001905 void *dest, size_t size)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001906{
Johan Hovoldd3901a02010-05-05 23:44:17 +02001907 struct ftdi_private *priv;
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001908 int count;
1909 unsigned long flags;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001910
Johan Hovoldd3901a02010-05-05 23:44:17 +02001911 priv = usb_get_serial_port_data(port);
David Brownell5c09d142006-10-13 15:57:58 -07001912
Johan Hovolde8770482010-05-05 23:45:01 +02001913 if (priv->chip_type == SIO) {
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001914 unsigned char *buffer = dest;
1915 int i, len, c;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001916
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001917 count = 0;
1918 spin_lock_irqsave(&port->lock, flags);
1919 for (i = 0; i < size - 1; i += priv->max_packet_size) {
1920 len = min_t(int, size - i, priv->max_packet_size) - 1;
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001921 c = kfifo_out(&port->write_fifo, &buffer[i + 1], len);
1922 if (!c)
1923 break;
Uwe Bonnesda7fbb62011-10-10 17:24:27 +02001924 priv->icount.tx += c;
Johan Hovoldc1aa075a2010-05-19 00:01:41 +02001925 buffer[i] = (c << 2) + 1;
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001926 count += c + 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001927 }
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001928 spin_unlock_irqrestore(&port->lock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001929 } else {
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001930 count = kfifo_out_locked(&port->write_fifo, dest, size,
1931 &port->lock);
Uwe Bonnesda7fbb62011-10-10 17:24:27 +02001932 priv->icount.tx += count;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001933 }
1934
Linus Torvalds1da177e2005-04-16 15:20:36 -07001935 return count;
Alan Cox95da3102008-07-22 11:09:07 +01001936}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001937
Johan Hovold166ceb62010-05-08 15:19:24 +02001938#define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
1939
Johan Hovoldcc01f172009-10-07 20:05:07 +02001940static int ftdi_process_packet(struct tty_struct *tty,
1941 struct usb_serial_port *port, struct ftdi_private *priv,
1942 char *packet, int len)
Alan Cox95da3102008-07-22 11:09:07 +01001943{
Johan Hovoldcc01f172009-10-07 20:05:07 +02001944 int i;
1945 char status;
1946 char flag;
1947 char *ch;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001948
Johan Hovoldcc01f172009-10-07 20:05:07 +02001949 if (len < 2) {
1950 dbg("malformed packet");
1951 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001952 }
1953
Johan Hovoldcc01f172009-10-07 20:05:07 +02001954 /* Compare new line status to the old one, signal if different/
1955 N.B. packet may be processed more than once, but differences
1956 are only processed once. */
1957 status = packet[0] & FTDI_STATUS_B0_MASK;
1958 if (status != priv->prev_status) {
Simon Arlottfca54302012-03-26 21:19:40 +01001959 char diff_status = status ^ priv->prev_status;
1960
1961 if (diff_status & FTDI_RS0_CTS)
1962 priv->icount.cts++;
1963 if (diff_status & FTDI_RS0_DSR)
1964 priv->icount.dsr++;
1965 if (diff_status & FTDI_RS0_RI)
1966 priv->icount.rng++;
1967 if (diff_status & FTDI_RS0_RLSD)
1968 priv->icount.dcd++;
1969
1970 wake_up_interruptible_all(&priv->delta_msr_wait);
Johan Hovoldcc01f172009-10-07 20:05:07 +02001971 priv->prev_status = status;
1972 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001973
Johan Hovoldcc01f172009-10-07 20:05:07 +02001974 flag = TTY_NORMAL;
Johan Hovold166ceb62010-05-08 15:19:24 +02001975 if (packet[1] & FTDI_RS_ERR_MASK) {
1976 /* Break takes precedence over parity, which takes precedence
1977 * over framing errors */
1978 if (packet[1] & FTDI_RS_BI) {
1979 flag = TTY_BREAK;
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02001980 priv->icount.brk++;
Johan Hovold166ceb62010-05-08 15:19:24 +02001981 usb_serial_handle_break(port);
1982 } else if (packet[1] & FTDI_RS_PE) {
1983 flag = TTY_PARITY;
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02001984 priv->icount.parity++;
Johan Hovold166ceb62010-05-08 15:19:24 +02001985 } else if (packet[1] & FTDI_RS_FE) {
1986 flag = TTY_FRAME;
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02001987 priv->icount.frame++;
Johan Hovold166ceb62010-05-08 15:19:24 +02001988 }
1989 /* Overrun is special, not associated with a char */
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02001990 if (packet[1] & FTDI_RS_OE) {
1991 priv->icount.overrun++;
Johan Hovold166ceb62010-05-08 15:19:24 +02001992 tty_insert_flip_char(tty, 0, TTY_OVERRUN);
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02001993 }
Johan Hovoldcc01f172009-10-07 20:05:07 +02001994 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001995
Greg Kroah-Hartmanc466cd22010-12-16 13:40:42 -08001996 /* save if the transmitter is empty or not */
1997 if (packet[1] & FTDI_RS_TEMT)
1998 priv->transmit_empty = 1;
1999 else
2000 priv->transmit_empty = 0;
2001
Johan Hovoldcc01f172009-10-07 20:05:07 +02002002 len -= 2;
2003 if (!len)
2004 return 0; /* status only */
Uwe Bonnesc9222ec2011-10-10 17:24:16 +02002005 priv->icount.rx += len;
Johan Hovoldcc01f172009-10-07 20:05:07 +02002006 ch = packet + 2;
2007
Johan Hovold49b25972010-05-08 15:19:06 +02002008 if (port->port.console && port->sysrq) {
Johan Hovoldcc01f172009-10-07 20:05:07 +02002009 for (i = 0; i < len; i++, ch++) {
Dmitry Torokhov6ee9f4b2010-08-17 21:15:47 -07002010 if (!usb_serial_handle_sysrq_char(port, *ch))
Johan Hovoldcc01f172009-10-07 20:05:07 +02002011 tty_insert_flip_char(tty, *ch, flag);
2012 }
Johan Hovold49b25972010-05-08 15:19:06 +02002013 } else {
2014 tty_insert_flip_string_fixed_flag(tty, ch, flag, len);
Johan Hovoldcc01f172009-10-07 20:05:07 +02002015 }
Johan Hovold49b25972010-05-08 15:19:06 +02002016
Johan Hovoldcc01f172009-10-07 20:05:07 +02002017 return len;
2018}
2019
Johan Hovold1b551012010-03-17 23:06:00 +01002020static void ftdi_process_read_urb(struct urb *urb)
Johan Hovoldcc01f172009-10-07 20:05:07 +02002021{
Johan Hovold1b551012010-03-17 23:06:00 +01002022 struct usb_serial_port *port = urb->context;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002023 struct tty_struct *tty;
Johan Hovoldcc01f172009-10-07 20:05:07 +02002024 struct ftdi_private *priv = usb_get_serial_port_data(port);
2025 char *data = (char *)urb->transfer_buffer;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002026 int i;
Johan Hovoldcc01f172009-10-07 20:05:07 +02002027 int len;
2028 int count = 0;
2029
2030 tty = tty_port_tty_get(&port->port);
2031 if (!tty)
2032 return;
2033
2034 for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
2035 len = min_t(int, urb->actual_length - i, priv->max_packet_size);
2036 count += ftdi_process_packet(tty, port, priv, &data[i], len);
2037 }
2038
2039 if (count)
2040 tty_flip_buffer_push(tty);
2041 tty_kref_put(tty);
2042}
2043
Alan Cox95da3102008-07-22 11:09:07 +01002044static void ftdi_break_ctl(struct tty_struct *tty, int break_state)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002045{
Alan Cox95da3102008-07-22 11:09:07 +01002046 struct usb_serial_port *port = tty->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002047 struct ftdi_private *priv = usb_get_serial_port_data(port);
Johan Hovoldc1284d72009-12-24 12:42:11 +01002048 __u16 urb_value;
David Brownell5c09d142006-10-13 15:57:58 -07002049
Linus Torvalds1da177e2005-04-16 15:20:36 -07002050 /* break_state = -1 to turn on break, and 0 to turn off break */
2051 /* see drivers/char/tty_io.c to see it used */
2052 /* last_set_data_urb_value NEVER has the break bit set in it */
2053
Alan Cox464cbb22008-07-22 11:11:23 +01002054 if (break_state)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002055 urb_value = priv->last_set_data_urb_value | FTDI_SIO_SET_BREAK;
Alan Cox464cbb22008-07-22 11:11:23 +01002056 else
David Brownell5c09d142006-10-13 15:57:58 -07002057 urb_value = priv->last_set_data_urb_value;
Alan Cox464cbb22008-07-22 11:11:23 +01002058
2059 if (usb_control_msg(port->serial->dev,
2060 usb_sndctrlpipe(port->serial->dev, 0),
2061 FTDI_SIO_SET_DATA_REQUEST,
2062 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2063 urb_value , priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01002064 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002065 dev_err(&port->dev, "%s FAILED to enable/disable break state "
2066 "(state was %d)\n", __func__, break_state);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002067 }
2068
Alan Cox464cbb22008-07-22 11:11:23 +01002069 dbg("%s break state is %d - urb is %d", __func__,
2070 break_state, urb_value);
David Brownell5c09d142006-10-13 15:57:58 -07002071
Linus Torvalds1da177e2005-04-16 15:20:36 -07002072}
2073
Linus Torvalds1da177e2005-04-16 15:20:36 -07002074/* old_termios contains the original termios settings and tty->termios contains
2075 * the new setting to be used
2076 * WARNING: set_termios calls this with old_termios in kernel space
2077 */
Alan Cox95da3102008-07-22 11:09:07 +01002078static void ftdi_set_termios(struct tty_struct *tty,
2079 struct usb_serial_port *port, struct ktermios *old_termios)
Johan Hovolde49bbce2010-03-17 23:06:09 +01002080{
Linus Torvalds1da177e2005-04-16 15:20:36 -07002081 struct usb_device *dev = port->serial->dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002082 struct ftdi_private *priv = usb_get_serial_port_data(port);
Alan Cox95da3102008-07-22 11:09:07 +01002083 struct ktermios *termios = tty->termios;
Alan Cox669a6db2007-10-18 01:24:24 -07002084 unsigned int cflag = termios->c_cflag;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002085 __u16 urb_value; /* will hold the new flags */
David Brownell5c09d142006-10-13 15:57:58 -07002086
Alan Cox464cbb22008-07-22 11:11:23 +01002087 /* Added for xon/xoff support */
Alan Cox669a6db2007-10-18 01:24:24 -07002088 unsigned int iflag = termios->c_iflag;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002089 unsigned char vstop;
2090 unsigned char vstart;
David Brownell5c09d142006-10-13 15:57:58 -07002091
Alan Cox464cbb22008-07-22 11:11:23 +01002092 /* Force baud rate if this device requires it, unless it is set to
2093 B0. */
Alan Cox669a6db2007-10-18 01:24:24 -07002094 if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
Harvey Harrison441b62c2008-03-03 16:08:34 -08002095 dbg("%s: forcing baud rate for this device", __func__);
Alan Cox95da3102008-07-22 11:09:07 +01002096 tty_encode_baud_rate(tty, priv->force_baud,
Andrew Mortonbd5e47c2007-10-18 01:24:25 -07002097 priv->force_baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002098 }
2099
2100 /* Force RTS-CTS if this device requires it. */
2101 if (priv->force_rtscts) {
Harvey Harrison441b62c2008-03-03 16:08:34 -08002102 dbg("%s: forcing rtscts for this device", __func__);
Alan Cox669a6db2007-10-18 01:24:24 -07002103 termios->c_cflag |= CRTSCTS;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002104 }
2105
Alan Cox669a6db2007-10-18 01:24:24 -07002106 cflag = termios->c_cflag;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002107
Andrew Worsleyc5155982011-11-22 20:00:19 +11002108 if (old_termios == 0)
2109 goto no_skip;
2110
Andrew Worsleyb1ffb4c2011-11-18 23:13:33 +11002111 if (old_termios->c_cflag == termios->c_cflag
2112 && old_termios->c_ispeed == termios->c_ispeed
2113 && old_termios->c_ospeed == termios->c_ospeed)
2114 goto no_c_cflag_changes;
2115
David Brownell5c09d142006-10-13 15:57:58 -07002116 /* NOTE These routines can get interrupted by
Alan Cox464cbb22008-07-22 11:11:23 +01002117 ftdi_sio_read_bulk_callback - need to examine what this means -
2118 don't see any problems yet */
David Brownell5c09d142006-10-13 15:57:58 -07002119
Andrew Worsleyb1ffb4c2011-11-18 23:13:33 +11002120 if ((old_termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)) ==
2121 (termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
2122 goto no_data_parity_stop_changes;
2123
Andrew Worsleyc5155982011-11-22 20:00:19 +11002124no_skip:
Linus Torvalds1da177e2005-04-16 15:20:36 -07002125 /* Set number of data bits, parity, stop bits */
David Brownell5c09d142006-10-13 15:57:58 -07002126
Linus Torvalds1da177e2005-04-16 15:20:36 -07002127 urb_value = 0;
2128 urb_value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
2129 FTDI_SIO_SET_DATA_STOP_BITS_1);
Roland Koebler38fcb8302009-10-05 19:58:56 +02002130 if (cflag & PARENB) {
2131 if (cflag & CMSPAR)
2132 urb_value |= cflag & PARODD ?
2133 FTDI_SIO_SET_DATA_PARITY_MARK :
2134 FTDI_SIO_SET_DATA_PARITY_SPACE;
2135 else
2136 urb_value |= cflag & PARODD ?
2137 FTDI_SIO_SET_DATA_PARITY_ODD :
2138 FTDI_SIO_SET_DATA_PARITY_EVEN;
2139 } else {
2140 urb_value |= FTDI_SIO_SET_DATA_PARITY_NONE;
2141 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002142 if (cflag & CSIZE) {
2143 switch (cflag & CSIZE) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002144 case CS7: urb_value |= 7; dbg("Setting CS7"); break;
2145 case CS8: urb_value |= 8; dbg("Setting CS8"); break;
2146 default:
Mark Adamsoncabe6cc2009-11-24 09:39:10 +00002147 dev_err(&port->dev, "CSIZE was set but not CS7-CS8\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07002148 }
2149 }
2150
Alan Cox464cbb22008-07-22 11:11:23 +01002151 /* This is needed by the break command since it uses the same command
2152 - but is or'ed with this value */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002153 priv->last_set_data_urb_value = urb_value;
David Brownell5c09d142006-10-13 15:57:58 -07002154
Linus Torvalds1da177e2005-04-16 15:20:36 -07002155 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07002156 FTDI_SIO_SET_DATA_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002157 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2158 urb_value , priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01002159 NULL, 0, WDR_SHORT_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002160 dev_err(&port->dev, "%s FAILED to set "
2161 "databits/stopbits/parity\n", __func__);
David Brownell5c09d142006-10-13 15:57:58 -07002162 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002163
2164 /* Now do the baudrate */
Andrew Worsleyb1ffb4c2011-11-18 23:13:33 +11002165no_data_parity_stop_changes:
Alan Cox464cbb22008-07-22 11:11:23 +01002166 if ((cflag & CBAUD) == B0) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002167 /* Disable flow control */
2168 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07002169 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002170 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
David Brownell5c09d142006-10-13 15:57:58 -07002171 0, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01002172 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002173 dev_err(&port->dev,
2174 "%s error from disable flowcontrol urb\n",
2175 __func__);
David Brownell5c09d142006-10-13 15:57:58 -07002176 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002177 /* Drop RTS and DTR */
Ian Abbott74ede0f2005-07-29 12:16:41 -07002178 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002179 } else {
2180 /* set the baudrate determined before */
Alessio Igor Bogani9c67d282010-03-13 18:35:14 +01002181 mutex_lock(&priv->cfg_lock);
Alan Cox464cbb22008-07-22 11:11:23 +01002182 if (change_speed(tty, port))
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002183 dev_err(&port->dev, "%s urb failed to set baudrate\n",
2184 __func__);
Alessio Igor Bogani9c67d282010-03-13 18:35:14 +01002185 mutex_unlock(&priv->cfg_lock);
Peter Favrholdt72a755f2005-09-22 00:48:49 -07002186 /* Ensure RTS and DTR are raised when baudrate changed from 0 */
Alan Cox464cbb22008-07-22 11:11:23 +01002187 if (!old_termios || (old_termios->c_cflag & CBAUD) == B0)
Peter Favrholdt72a755f2005-09-22 00:48:49 -07002188 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002189 }
2190
2191 /* Set flow control */
2192 /* Note device also supports DTR/CD (ugh) and Xon/Xoff in hardware */
Andrew Worsleyb1ffb4c2011-11-18 23:13:33 +11002193no_c_cflag_changes:
Linus Torvalds1da177e2005-04-16 15:20:36 -07002194 if (cflag & CRTSCTS) {
Harvey Harrison441b62c2008-03-03 16:08:34 -08002195 dbg("%s Setting to CRTSCTS flow control", __func__);
David Brownell5c09d142006-10-13 15:57:58 -07002196 if (usb_control_msg(dev,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002197 usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07002198 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002199 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2200 0 , (FTDI_SIO_RTS_CTS_HS | priv->interface),
Johan Hovold66e47e62009-12-24 12:42:09 +01002201 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002202 dev_err(&port->dev,
2203 "urb failed to set to rts/cts flow control\n");
David Brownell5c09d142006-10-13 15:57:58 -07002204 }
2205
2206 } else {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002207 /*
2208 * Xon/Xoff code
2209 *
Alan Cox464cbb22008-07-22 11:11:23 +01002210 * Check the IXOFF status in the iflag component of the
2211 * termios structure. If IXOFF is not set, the pre-xon/xoff
2212 * code is executed.
2213 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002214 if (iflag & IXOFF) {
Alan Cox464cbb22008-07-22 11:11:23 +01002215 dbg("%s request to enable xonxoff iflag=%04x",
2216 __func__, iflag);
2217 /* Try to enable the XON/XOFF on the ftdi_sio
2218 * Set the vstart and vstop -- could have been done up
2219 * above where a lot of other dereferencing is done but
2220 * that would be very inefficient as vstart and vstop
2221 * are not always needed.
2222 */
Alan Cox669a6db2007-10-18 01:24:24 -07002223 vstart = termios->c_cc[VSTART];
2224 vstop = termios->c_cc[VSTOP];
Alan Cox464cbb22008-07-22 11:11:23 +01002225 urb_value = (vstop << 8) | (vstart);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002226
2227 if (usb_control_msg(dev,
2228 usb_sndctrlpipe(dev, 0),
2229 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2230 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2231 urb_value , (FTDI_SIO_XON_XOFF_HS
2232 | priv->interface),
Johan Hovold66e47e62009-12-24 12:42:09 +01002233 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002234 dev_err(&port->dev, "urb failed to set to "
2235 "xon/xoff flow control\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07002236 }
2237 } else {
Alan Cox464cbb22008-07-22 11:11:23 +01002238 /* else clause to only run if cflag ! CRTSCTS and iflag
2239 * ! XOFF. CHECKME Assuming XON/XOFF handled by tty
2240 * stack - not by device */
Harvey Harrison441b62c2008-03-03 16:08:34 -08002241 dbg("%s Turning off hardware flow control", __func__);
David Brownell5c09d142006-10-13 15:57:58 -07002242 if (usb_control_msg(dev,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002243 usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07002244 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002245 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
David Brownell5c09d142006-10-13 15:57:58 -07002246 0, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01002247 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002248 dev_err(&port->dev,
2249 "urb failed to clear flow control\n");
David Brownell5c09d142006-10-13 15:57:58 -07002250 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002251 }
David Brownell5c09d142006-10-13 15:57:58 -07002252
Linus Torvalds1da177e2005-04-16 15:20:36 -07002253 }
Alan Cox95da3102008-07-22 11:09:07 +01002254}
Linus Torvalds1da177e2005-04-16 15:20:36 -07002255
Alan Cox60b33c12011-02-14 16:26:14 +00002256static int ftdi_tiocmget(struct tty_struct *tty)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002257{
Alan Cox95da3102008-07-22 11:09:07 +01002258 struct usb_serial_port *port = tty->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002259 struct ftdi_private *priv = usb_get_serial_port_data(port);
Johan Hovold66e47e62009-12-24 12:42:09 +01002260 unsigned char *buf;
Johan Hovolda3f81682009-12-24 12:42:10 +01002261 int len;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002262 int ret;
2263
Johan Hovold66e47e62009-12-24 12:42:09 +01002264 buf = kmalloc(2, GFP_KERNEL);
2265 if (!buf)
2266 return -ENOMEM;
Johan Hovolda3f81682009-12-24 12:42:10 +01002267 /*
2268 * The 8U232AM returns a two byte value (the SIO a 1 byte value) in
2269 * the same format as the data returned from the in point.
2270 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002271 switch (priv->chip_type) {
2272 case SIO:
Johan Hovolda3f81682009-12-24 12:42:10 +01002273 len = 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002274 break;
2275 case FT8U232AM:
2276 case FT232BM:
2277 case FT2232C:
Andrew M. Bishoped6e5282007-08-21 19:08:56 +01002278 case FT232RL:
Mark Adamson094c2e62009-04-09 15:03:09 +01002279 case FT2232H:
2280 case FT4232H:
Uwe Bonnes309427b2011-06-17 17:30:23 +02002281 case FT232H:
Jim Parisdc0827c2012-03-14 17:54:25 -04002282 case FTX:
Johan Hovolda3f81682009-12-24 12:42:10 +01002283 len = 2;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002284 break;
2285 default:
Johan Hovold66e47e62009-12-24 12:42:09 +01002286 ret = -EFAULT;
2287 goto out;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002288 }
David Brownell5c09d142006-10-13 15:57:58 -07002289
Johan Hovolda3f81682009-12-24 12:42:10 +01002290 ret = usb_control_msg(port->serial->dev,
2291 usb_rcvctrlpipe(port->serial->dev, 0),
2292 FTDI_SIO_GET_MODEM_STATUS_REQUEST,
2293 FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
2294 0, priv->interface,
2295 buf, len, WDR_TIMEOUT);
2296 if (ret < 0)
2297 goto out;
2298
Johan Hovold66e47e62009-12-24 12:42:09 +01002299 ret = (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) |
Linus Torvalds1da177e2005-04-16 15:20:36 -07002300 (buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) |
2301 (buf[0] & FTDI_SIO_RI_MASK ? TIOCM_RI : 0) |
2302 (buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD : 0) |
David Brownell5c09d142006-10-13 15:57:58 -07002303 priv->last_dtr_rts;
Johan Hovold66e47e62009-12-24 12:42:09 +01002304out:
2305 kfree(buf);
2306 return ret;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002307}
2308
Alan Cox20b9d172011-02-14 16:26:50 +00002309static int ftdi_tiocmset(struct tty_struct *tty,
Alan Cox95da3102008-07-22 11:09:07 +01002310 unsigned int set, unsigned int clear)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002311{
Alan Cox95da3102008-07-22 11:09:07 +01002312 struct usb_serial_port *port = tty->driver_data;
Greg Kroah-Hartmana09aa7dd2012-05-03 16:44:10 -07002313
Ian Abbott74ede0f2005-07-29 12:16:41 -07002314 return update_mctrl(port, set, clear);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002315}
2316
Uwe Bonnesc75ccd42011-10-10 17:24:08 +02002317static int ftdi_get_icount(struct tty_struct *tty,
2318 struct serial_icounter_struct *icount)
2319{
2320 struct usb_serial_port *port = tty->driver_data;
2321 struct ftdi_private *priv = usb_get_serial_port_data(port);
2322 struct async_icount *ic = &priv->icount;
2323
2324 icount->cts = ic->cts;
2325 icount->dsr = ic->dsr;
2326 icount->rng = ic->rng;
2327 icount->dcd = ic->dcd;
2328 icount->tx = ic->tx;
2329 icount->rx = ic->rx;
2330 icount->frame = ic->frame;
2331 icount->parity = ic->parity;
2332 icount->overrun = ic->overrun;
2333 icount->brk = ic->brk;
2334 icount->buf_overrun = ic->buf_overrun;
2335 return 0;
2336}
2337
Alan Cox00a0d0d2011-02-14 16:27:06 +00002338static int ftdi_ioctl(struct tty_struct *tty,
Alan Cox464cbb22008-07-22 11:11:23 +01002339 unsigned int cmd, unsigned long arg)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002340{
Alan Cox95da3102008-07-22 11:09:07 +01002341 struct usb_serial_port *port = tty->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002342 struct ftdi_private *priv = usb_get_serial_port_data(port);
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002343 struct async_icount cnow;
2344 struct async_icount cprev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002345
Harvey Harrison441b62c2008-03-03 16:08:34 -08002346 dbg("%s cmd 0x%04x", __func__, cmd);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002347
2348 /* Based on code from acm.c and others */
2349 switch (cmd) {
2350
Linus Torvalds1da177e2005-04-16 15:20:36 -07002351 case TIOCGSERIAL: /* gets serial port data */
Alan Cox464cbb22008-07-22 11:11:23 +01002352 return get_serial_info(port,
2353 (struct serial_struct __user *) arg);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002354
2355 case TIOCSSERIAL: /* sets serial port data */
Alan Cox464cbb22008-07-22 11:11:23 +01002356 return set_serial_info(tty, port,
2357 (struct serial_struct __user *) arg);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002358
2359 /*
2360 * Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change
2361 * - mask passed in arg for lines of interest
2362 * (use |'ed TIOCM_RNG/DSR/CD/CTS for masking)
2363 * Caller should use TIOCGICOUNT to see which one it was.
2364 *
2365 * This code is borrowed from linux/drivers/char/serial.c
2366 */
2367 case TIOCMIWAIT:
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002368 cprev = priv->icount;
Simon Arlott876ae502012-03-26 23:27:59 +01002369 while (!priv->dev_gone) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002370 interruptible_sleep_on(&priv->delta_msr_wait);
2371 /* see if a signal did it */
2372 if (signal_pending(current))
2373 return -ERESTARTSYS;
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002374 cnow = priv->icount;
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002375 if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
2376 ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
2377 ((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) ||
2378 ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts))) {
2379 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002380 }
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002381 cprev = cnow;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002382 }
Simon Arlott876ae502012-03-26 23:27:59 +01002383 return -EIO;
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002384 break;
Greg Kroah-Hartmanc466cd22010-12-16 13:40:42 -08002385 case TIOCSERGETLSR:
2386 return get_lsr_info(port, (struct serial_struct __user *)arg);
2387 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002388 default:
2389 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002390 }
Alan Cox464cbb22008-07-22 11:11:23 +01002391 /* This is not necessarily an error - turns out the higher layers
2392 * will do some ioctls themselves (see comment above)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002393 */
Harvey Harrison441b62c2008-03-03 16:08:34 -08002394 dbg("%s arg not supported - it was 0x%04x - check /usr/include/asm/ioctls.h", __func__, cmd);
Alan Cox95da3102008-07-22 11:09:07 +01002395 return -ENOIOCTLCMD;
2396}
Linus Torvalds1da177e2005-04-16 15:20:36 -07002397
Alan Cox464cbb22008-07-22 11:11:23 +01002398static int __init ftdi_init(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002399{
2400 int retval;
2401
Ian Abbottfdcb0a02005-07-28 18:40:32 +01002402 if (vendor > 0 && product > 0) {
2403 /* Add user specified VID/PID to reserved element of table. */
2404 int i;
2405 for (i = 0; id_table_combined[i].idVendor; i++)
2406 ;
2407 id_table_combined[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE;
2408 id_table_combined[i].idVendor = vendor;
2409 id_table_combined[i].idProduct = product;
2410 }
Greg Kroah-Hartman68e24112012-05-08 15:46:14 -07002411 retval = usb_serial_register_drivers(serial_drivers, KBUILD_MODNAME, id_table_combined);
Alan Stern97b6b6d2012-02-23 14:56:32 -05002412 if (retval == 0)
2413 printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
2414 DRIVER_DESC "\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07002415 return retval;
2416}
2417
Alan Cox464cbb22008-07-22 11:11:23 +01002418static void __exit ftdi_exit(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002419{
Greg Kroah-Hartman68e24112012-05-08 15:46:14 -07002420 usb_serial_deregister_drivers(serial_drivers);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002421}
2422
2423
2424module_init(ftdi_init);
2425module_exit(ftdi_exit);
2426
Alan Cox464cbb22008-07-22 11:11:23 +01002427MODULE_AUTHOR(DRIVER_AUTHOR);
2428MODULE_DESCRIPTION(DRIVER_DESC);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002429MODULE_LICENSE("GPL");
2430
2431module_param(debug, bool, S_IRUGO | S_IWUSR);
2432MODULE_PARM_DESC(debug, "Debug enabled or not");
Ian Abbottfdcb0a02005-07-28 18:40:32 +01002433module_param(vendor, ushort, 0);
2434MODULE_PARM_DESC(vendor, "User specified vendor ID (default="
2435 __MODULE_STRING(FTDI_VID)")");
2436module_param(product, ushort, 0);
Paulius Zaleckas68265042008-09-10 17:18:46 +03002437MODULE_PARM_DESC(product, "User specified product ID");
Linus Torvalds1da177e2005-04-16 15:20:36 -07002438
Martin Geleynseb760dac2009-07-02 13:10:35 -04002439module_param(ndi_latency_timer, int, S_IRUGO | S_IWUSR);
2440MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override");