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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 Neukum0ffbbe22007-07-09 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 Neukum0ffbbe22007-07-09 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 Neukum0ffbbe22007-07-09 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 Neukum0ffbbe22007-07-09 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 Neukum0ffbbe22007-07-09 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 Neukum0ffbbe22007-07-09 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 Neukum0ffbbe22007-07-09 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 Neukum0ffbbe22007-07-09 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 Neukum0ffbbe22007-07-09 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 Neukum0ffbbe22007-07-09 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 Sledza26d31c2011-06-07 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 Abbott740a4282005-12-13 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) },
Evan McNabb9a128262012-05-25 22:46:14 -0400740 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_RTS01_PID) },
Neil \"Superna\" ARMSTRONG762e92f2007-04-25 20:34:28 +0200741 { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
Lex Rossa5f62392008-08-06 16:25:08 +0400742 { USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
Pierre Castellad7fde2d2007-09-06 22:34:39 +0200743 { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
Ed Beroset4bb0ef12008-01-17 17:37:46 -0500744 { USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
Mirko Bordignon11171d12008-03-10 11:38:55 +0100745 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
Marcin Kościelnicki307369b2011-11-30 17:01:04 +0100746 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
Tony Lindgrenfa91d432007-05-04 18:23:24 -0700747 { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID),
Harald Welte20734342008-01-01 15:08:35 +0100748 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
JF Argentinob88ccf62011-03-09 22:13:20 +0100749 { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID),
750 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Harald Welte20734342008-01-01 15:08:35 +0100751 { USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
752 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
753 { USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
754 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Frederik Kriewitza00c3ca2008-07-30 16:53:41 +0200755 { USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
756 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
757 { USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
758 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Peter Stuge3687f642011-10-10 03:34:54 +0200759 { USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
760 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Krzysztof Halasa14511412009-07-10 01:06:23 +0200761 { USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
762 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Atsushi Nemoto26ab7052008-05-17 00:13:56 +0900763 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
Jon K Hellan25423352008-06-24 11:43:13 +0200764 { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
Daniel Suchy59c6ccd2010-10-12 15:44:24 +0200765
766 /* Papouch devices based on FTDI chip */
767 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_PID) },
768 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_PID) },
769 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_PID) },
770 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_2_PID) },
771 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_2_PID) },
772 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_2_PID) },
773 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485S_PID) },
774 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485C_PID) },
775 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_LEC_PID) },
776 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB232_PID) },
777 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
778 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_IRAMP_PID) },
779 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK5_PID) },
780 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO8x8_PID) },
Jaroslav Kyselaa18f80b2008-09-16 15:46:50 +0200781 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) },
Daniel Suchy59c6ccd2010-10-12 15:44:24 +0200782 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x2_PID) },
783 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO10x1_PID) },
784 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO30x3_PID) },
785 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO60x3_PID) },
786 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x16_PID) },
787 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO3x32_PID) },
788 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK6_PID) },
789 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_UPSUSB_PID) },
790 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_MU_PID) },
791 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SIMUKEY_PID) },
Radek Liboskaa7787e52010-01-27 15:38:34 +0100792 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AD4USB_PID) },
Daniel Suchy59c6ccd2010-10-12 15:44:24 +0200793 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMUX_PID) },
794 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMSR_PID) },
795
Gaetan Carlier96285cb2008-09-22 15:00:09 -0700796 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) },
797 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
Robie Basak45eeff82009-01-12 23:05:59 +0000798 { USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
Mhayk Whandsonca808012009-01-09 06:48:16 -0400799 { USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
Axel Wachtler7f82b6d2009-03-05 14:09:22 -0800800 { USB_DEVICE(ATMEL_VID, STK541_PID) },
801 { USB_DEVICE(DE_VID, STB_PID) },
802 { USB_DEVICE(DE_VID, WHT_PID) },
Michael Hennerichb0d65902009-03-06 14:07:43 -0800803 { USB_DEVICE(ADI_VID, ADI_GNICE_PID),
804 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Michael Hennerich11eaf172009-09-14 10:39:53 -0400805 { USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
806 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Bruno Thomsenc1cee1d2012-03-04 15:19:14 +0100807 { USB_DEVICE(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID) },
Peter Korsgaardae27d842009-03-25 11:32:59 +0100808 { USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
Nicolas Pitre1002bb72009-04-23 22:38:12 -0400809 { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
810 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Daniel Suchyd46130a2009-05-13 10:05:48 +0200811 { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
Ville Sundbergfca44042009-07-15 00:27:28 +0300812 { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
Éric Piel27234ce2012-05-07 12:37:54 +0200813 { USB_DEVICE(PI_VID, PI_E861_PID) },
Ozan Çağlayand3d31e52012-08-10 17:25:10 +0300814 { USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) },
Marko Hänninenc47aacc62009-07-31 22:32:39 +0300815 { USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
Dhaval Vasa50d06782009-08-07 17:26:49 +0530816 { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
817 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Peter Korsgaard55f13ae2012-01-18 23:43:45 +0100818 { USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
819 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Pawel Ludwikowe7d7fcc2009-08-27 14:15:50 +0200820 { USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
Paul Friedrichc53c2fa2011-03-18 11:13:55 +0100821 { USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
822 { USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
Pawel Ludwikowe7d7fcc2009-08-27 14:15:50 +0200823 { USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
Mitchell Solomon97140802010-02-12 13:23:18 -0500824 { USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) },
825 { USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
826 { USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
827 { USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
Colin Leitner77dbd742010-07-01 10:49:55 +0200828 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
829 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
830 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
831 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
832 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
833 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
834 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
835 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
John G. Rogersafad1962010-07-24 09:50:52 -0400836 { USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
Rich Mattes3126d822010-09-14 00:35:40 -0400837 { USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
Martin Michlmayr666cc072010-08-10 20:31:21 +0100838 { USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
839 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Luke Lowrey65737382010-09-02 11:39:49 +0100840 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
841 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
842 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
843 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
844 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
845 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
846 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
847 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
Greg Kroah-Hartman0f266ab2010-10-19 09:05:43 -0700848 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) },
849 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
850 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
Milan Kocian90451e62012-02-03 14:28:00 +0100851 { USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
Florian Faber5363cdc2010-12-01 10:11:08 +0100852 { USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
Sebastien Bourdeauducq7fea0f72010-11-03 11:54:12 +0100853 { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
854 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Jean-Christophe PLAGNIOL-VILLARD6ec2f462011-01-29 15:32:52 +0100855 { USB_DEVICE(ST_VID, ST_STMCLT1030_PID),
856 .driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
Peter Naullsfc216ec2012-01-17 18:27:09 -0800857 { USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
Michał Wróbel47594d52012-03-09 14:40:18 +0100858 { USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
859 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
Michał Wróbel57e596f2012-03-15 17:24:04 +0100860 { USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
Ian Abbottfdcb0a02005-07-28 18:40:32 +0100861 { }, /* Optional parameter entry */
862 { } /* Terminating entry */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700863};
864
Alan Cox464cbb22008-07-22 11:11:23 +0100865MODULE_DEVICE_TABLE(usb, id_table_combined);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700866
867static struct usb_driver ftdi_driver = {
868 .name = "ftdi_sio",
869 .probe = usb_serial_probe,
870 .disconnect = usb_serial_disconnect,
871 .id_table = id_table_combined,
872};
873
Arjan van de Ven4c4c9432005-11-29 09:43:42 +0100874static const char *ftdi_chip_name[] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700875 [SIO] = "SIO", /* the serial part of FT8U100AX */
876 [FT8U232AM] = "FT8U232AM",
877 [FT232BM] = "FT232BM",
878 [FT2232C] = "FT2232C",
Gard Spreemannd8b21602007-03-05 00:03:26 +0100879 [FT232RL] = "FT232RL",
Mark Adamson094c2e62009-04-09 15:03:09 +0100880 [FT2232H] = "FT2232H",
Uwe Bonnes309427b2011-06-17 17:30:23 +0200881 [FT4232H] = "FT4232H",
Jim Parisdc0827c2012-03-14 17:54:25 -0400882 [FT232H] = "FT232H",
883 [FTX] = "FT-X"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700884};
885
886
Linus Torvalds1da177e2005-04-16 15:20:36 -0700887/* Used for TIOCMIWAIT */
888#define FTDI_STATUS_B0_MASK (FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
889#define FTDI_STATUS_B1_MASK (FTDI_RS_BI)
890/* End TIOCMIWAIT */
891
Roel Kluinbbc5d272008-02-07 01:06:07 +0100892#define FTDI_IMPL_ASYNC_FLAGS = (ASYNC_SPD_HI | ASYNC_SPD_VHI \
893 | ASYNC_SPD_CUST | ASYNC_SPD_SHI | ASYNC_SPD_WARP)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700894
895/* function prototypes for a FTDI serial converter */
Alan Cox464cbb22008-07-22 11:11:23 +0100896static int ftdi_sio_probe(struct usb_serial *serial,
897 const struct usb_device_id *id);
Alan Cox464cbb22008-07-22 11:11:23 +0100898static int ftdi_sio_port_probe(struct usb_serial_port *port);
899static int ftdi_sio_port_remove(struct usb_serial_port *port);
Alan Coxa509a7e2009-09-19 13:13:26 -0700900static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port);
Alan Cox335f8512009-06-11 12:26:29 +0100901static void ftdi_close(struct usb_serial_port *port);
902static void ftdi_dtr_rts(struct usb_serial_port *port, int on);
Johan Hovold1b551012010-03-17 23:06:00 +0100903static void ftdi_process_read_urb(struct urb *urb);
Johan Hovoldd3901a02010-05-05 23:44:17 +0200904static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
Johan Hovoldc23e5fc2010-05-05 23:58:13 +0200905 void *dest, size_t size);
Alan Cox464cbb22008-07-22 11:11:23 +0100906static void ftdi_set_termios(struct tty_struct *tty,
907 struct usb_serial_port *port, struct ktermios *old);
Alan Cox60b33c12011-02-14 16:26:14 +0000908static int ftdi_tiocmget(struct tty_struct *tty);
Alan Cox20b9d172011-02-14 16:26:50 +0000909static int ftdi_tiocmset(struct tty_struct *tty,
Alan Cox464cbb22008-07-22 11:11:23 +0100910 unsigned int set, unsigned int clear);
Uwe Bonnesc75ccd42011-10-10 17:24:08 +0200911static int ftdi_get_icount(struct tty_struct *tty,
912 struct serial_icounter_struct *icount);
Alan Cox00a0d0d2011-02-14 16:27:06 +0000913static int ftdi_ioctl(struct tty_struct *tty,
Alan Cox464cbb22008-07-22 11:11:23 +0100914 unsigned int cmd, unsigned long arg);
915static void ftdi_break_ctl(struct tty_struct *tty, int break_state);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700916
Alan Cox464cbb22008-07-22 11:11:23 +0100917static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base);
918static unsigned short int ftdi_232am_baud_to_divisor(int baud);
919static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base);
920static __u32 ftdi_232bm_baud_to_divisor(int baud);
Mark Adamson094c2e62009-04-09 15:03:09 +0100921static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base);
922static __u32 ftdi_2232h_baud_to_divisor(int baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700923
Greg Kroah-Hartmanea653702005-06-20 21:15:16 -0700924static struct usb_serial_driver ftdi_sio_device = {
Greg Kroah-Hartman18fcac32005-06-20 21:15:16 -0700925 .driver = {
926 .owner = THIS_MODULE,
Greg Kroah-Hartman269bda12005-06-20 21:15:16 -0700927 .name = "ftdi_sio",
Greg Kroah-Hartman18fcac32005-06-20 21:15:16 -0700928 },
Greg Kroah-Hartman269bda12005-06-20 21:15:16 -0700929 .description = "FTDI USB Serial Device",
Ian Abbott8f977e42005-06-20 16:45:42 +0100930 .id_table = id_table_combined,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700931 .num_ports = 1,
Johan Hovoldbbcb2b92010-03-17 23:00:37 +0100932 .bulk_in_size = 512,
Johan Hovoldc23e5fc2010-05-05 23:58:13 +0200933 .bulk_out_size = 256,
Ian Abbott8f977e42005-06-20 16:45:42 +0100934 .probe = ftdi_sio_probe,
Jim Radford12bdbe02007-02-28 10:10:50 -0800935 .port_probe = ftdi_sio_port_probe,
936 .port_remove = ftdi_sio_port_remove,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700937 .open = ftdi_open,
938 .close = ftdi_close,
Alan Cox335f8512009-06-11 12:26:29 +0100939 .dtr_rts = ftdi_dtr_rts,
Johan Hovold1b551012010-03-17 23:06:00 +0100940 .throttle = usb_serial_generic_throttle,
941 .unthrottle = usb_serial_generic_unthrottle,
Johan Hovold1b551012010-03-17 23:06:00 +0100942 .process_read_urb = ftdi_process_read_urb,
Johan Hovoldd3901a02010-05-05 23:44:17 +0200943 .prepare_write_buffer = ftdi_prepare_write_buffer,
Andreas Mohr330e3c42010-01-17 11:45:57 +0100944 .tiocmget = ftdi_tiocmget,
945 .tiocmset = ftdi_tiocmset,
Uwe Bonnesc75ccd42011-10-10 17:24:08 +0200946 .get_icount = ftdi_get_icount,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700947 .ioctl = ftdi_ioctl,
948 .set_termios = ftdi_set_termios,
949 .break_ctl = ftdi_break_ctl,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700950};
951
Alan Stern97b6b6d2012-02-23 14:56:32 -0500952static struct usb_serial_driver * const serial_drivers[] = {
953 &ftdi_sio_device, NULL
954};
955
Linus Torvalds1da177e2005-04-16 15:20:36 -0700956
957#define WDR_TIMEOUT 5000 /* default urb timeout */
Ian Abbott279e1542005-07-29 12:16:52 -0700958#define WDR_SHORT_TIMEOUT 1000 /* shorter urb timeout */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700959
960/* High and low are for DTR, RTS etc etc */
961#define HIGH 1
962#define LOW 0
963
964/*
965 * ***************************************************************************
Tony Lindgrenfa91d432007-05-04 18:23:24 -0700966 * Utility functions
Linus Torvalds1da177e2005-04-16 15:20:36 -0700967 * ***************************************************************************
968 */
969
970static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base)
971{
972 unsigned short int divisor;
Alan Cox464cbb22008-07-22 11:11:23 +0100973 /* divisor shifted 3 bits to the left */
974 int divisor3 = base / 2 / baud;
975 if ((divisor3 & 0x7) == 7)
976 divisor3++; /* round x.7/8 up to x+1 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700977 divisor = divisor3 >> 3;
978 divisor3 &= 0x7;
Alan Cox464cbb22008-07-22 11:11:23 +0100979 if (divisor3 == 1)
980 divisor |= 0xc000;
981 else if (divisor3 >= 4)
982 divisor |= 0x4000;
983 else if (divisor3 != 0)
984 divisor |= 0x8000;
985 else if (divisor == 1)
986 divisor = 0; /* special case for maximum baud rate */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700987 return divisor;
988}
989
990static unsigned short int ftdi_232am_baud_to_divisor(int baud)
991{
Alan Cox464cbb22008-07-22 11:11:23 +0100992 return ftdi_232am_baud_base_to_divisor(baud, 48000000);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700993}
994
995static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base)
996{
997 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
998 __u32 divisor;
Alan Cox464cbb22008-07-22 11:11:23 +0100999 /* divisor shifted 3 bits to the left */
1000 int divisor3 = base / 2 / baud;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001001 divisor = divisor3 >> 3;
1002 divisor |= (__u32)divfrac[divisor3 & 0x7] << 14;
1003 /* Deal with special cases for highest baud rates. */
Alan Cox464cbb22008-07-22 11:11:23 +01001004 if (divisor == 1)
1005 divisor = 0;
1006 else if (divisor == 0x4001)
1007 divisor = 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001008 return divisor;
1009}
1010
1011static __u32 ftdi_232bm_baud_to_divisor(int baud)
1012{
Alan Cox464cbb22008-07-22 11:11:23 +01001013 return ftdi_232bm_baud_base_to_divisor(baud, 48000000);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001014}
1015
Mark Adamson094c2e62009-04-09 15:03:09 +01001016static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base)
1017{
1018 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1019 __u32 divisor;
1020 int divisor3;
1021
1022 /* hi-speed baud rate is 10-bit sampling instead of 16-bit */
Daniel Glöcknerf6c259a2011-01-11 00:42:14 +01001023 divisor3 = base * 8 / (baud * 10);
Mark Adamson094c2e62009-04-09 15:03:09 +01001024
1025 divisor = divisor3 >> 3;
1026 divisor |= (__u32)divfrac[divisor3 & 0x7] << 14;
1027 /* Deal with special cases for highest baud rates. */
1028 if (divisor == 1)
1029 divisor = 0;
1030 else if (divisor == 0x4001)
1031 divisor = 1;
1032 /*
1033 * Set this bit to turn off a divide by 2.5 on baud rate generator
1034 * This enables baud rates up to 12Mbaud but cannot reach below 1200
1035 * baud with this bit set
1036 */
1037 divisor |= 0x00020000;
1038 return divisor;
1039}
1040
1041static __u32 ftdi_2232h_baud_to_divisor(int baud)
1042{
1043 return ftdi_2232h_baud_base_to_divisor(baud, 120000000);
1044}
1045
Ian Abbott74ede0f2005-07-29 12:16:41 -07001046#define set_mctrl(port, set) update_mctrl((port), (set), 0)
1047#define clear_mctrl(port, clear) update_mctrl((port), 0, (clear))
1048
Alan Cox464cbb22008-07-22 11:11:23 +01001049static int update_mctrl(struct usb_serial_port *port, unsigned int set,
1050 unsigned int clear)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001051{
1052 struct ftdi_private *priv = usb_get_serial_port_data(port);
Ian Abbott74ede0f2005-07-29 12:16:41 -07001053 unsigned urb_value;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001054 int rv;
Ian Abbott74ede0f2005-07-29 12:16:41 -07001055
1056 if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
Harvey Harrison441b62c2008-03-03 16:08:34 -08001057 dbg("%s - DTR|RTS not being set|cleared", __func__);
Ian Abbott74ede0f2005-07-29 12:16:41 -07001058 return 0; /* no change */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001059 }
Ian Abbott74ede0f2005-07-29 12:16:41 -07001060
Ian Abbott74ede0f2005-07-29 12:16:41 -07001061 clear &= ~set; /* 'set' takes precedence over 'clear' */
1062 urb_value = 0;
1063 if (clear & TIOCM_DTR)
1064 urb_value |= FTDI_SIO_SET_DTR_LOW;
1065 if (clear & TIOCM_RTS)
1066 urb_value |= FTDI_SIO_SET_RTS_LOW;
1067 if (set & TIOCM_DTR)
1068 urb_value |= FTDI_SIO_SET_DTR_HIGH;
1069 if (set & TIOCM_RTS)
1070 urb_value |= FTDI_SIO_SET_RTS_HIGH;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001071 rv = usb_control_msg(port->serial->dev,
1072 usb_sndctrlpipe(port->serial->dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07001073 FTDI_SIO_SET_MODEM_CTRL_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001074 FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
Ian Abbott74ede0f2005-07-29 12:16:41 -07001075 urb_value, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01001076 NULL, 0, WDR_TIMEOUT);
Ian Abbott74ede0f2005-07-29 12:16:41 -07001077 if (rv < 0) {
Alan Cox43b11d32008-10-13 10:36:00 +01001078 dbg("%s Error from MODEM_CTRL urb: DTR %s, RTS %s",
Harvey Harrison441b62c2008-03-03 16:08:34 -08001079 __func__,
Ian Abbott74ede0f2005-07-29 12:16:41 -07001080 (set & TIOCM_DTR) ? "HIGH" :
1081 (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1082 (set & TIOCM_RTS) ? "HIGH" :
1083 (clear & TIOCM_RTS) ? "LOW" : "unchanged");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001084 } else {
Harvey Harrison441b62c2008-03-03 16:08:34 -08001085 dbg("%s - DTR %s, RTS %s", __func__,
Ian Abbott74ede0f2005-07-29 12:16:41 -07001086 (set & TIOCM_DTR) ? "HIGH" :
1087 (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1088 (set & TIOCM_RTS) ? "HIGH" :
1089 (clear & TIOCM_RTS) ? "LOW" : "unchanged");
Alan Cox9b0f2582008-02-20 20:49:53 +00001090 /* FIXME: locking on last_dtr_rts */
Ian Abbott74ede0f2005-07-29 12:16:41 -07001091 priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001092 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001093 return rv;
1094}
1095
1096
Alan Cox464cbb22008-07-22 11:11:23 +01001097static __u32 get_ftdi_divisor(struct tty_struct *tty,
1098 struct usb_serial_port *port)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001099{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001100 struct ftdi_private *priv = usb_get_serial_port_data(port);
1101 __u32 div_value = 0;
1102 int div_okay = 1;
1103 int baud;
1104
1105 /*
Alan Cox464cbb22008-07-22 11:11:23 +01001106 * The logic involved in setting the baudrate can be cleanly split into
1107 * 3 steps.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001108 * 1. Standard baud rates are set in tty->termios->c_cflag
Alan Cox464cbb22008-07-22 11:11:23 +01001109 * 2. If these are not enough, you can set any speed using alt_speed as
1110 * follows:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001111 * - set tty->termios->c_cflag speed to B38400
1112 * - set your real speed in tty->alt_speed; it gets ignored when
1113 * alt_speed==0, (or)
Alan Cox464cbb22008-07-22 11:11:23 +01001114 * - call TIOCSSERIAL ioctl with (struct serial_struct) set as
1115 * follows:
1116 * flags & ASYNC_SPD_MASK == ASYNC_SPD_[HI, VHI, SHI, WARP],
1117 * this just sets alt_speed to (HI: 57600, VHI: 115200,
1118 * SHI: 230400, WARP: 460800)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001119 * ** Steps 1, 2 are done courtesy of tty_get_baud_rate
1120 * 3. You can also set baud rate by setting custom divisor as follows
1121 * - set tty->termios->c_cflag speed to B38400
Alan Cox464cbb22008-07-22 11:11:23 +01001122 * - call TIOCSSERIAL ioctl with (struct serial_struct) set as
1123 * follows:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001124 * o flags & ASYNC_SPD_MASK == ASYNC_SPD_CUST
1125 * o custom_divisor set to baud_base / your_new_baudrate
Alan Cox464cbb22008-07-22 11:11:23 +01001126 * ** Step 3 is done courtesy of code borrowed from serial.c
1127 * I should really spend some time and separate + move this common
1128 * code to serial.c, it is replicated in nearly every serial driver
1129 * you see.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001130 */
1131
Alan Cox464cbb22008-07-22 11:11:23 +01001132 /* 1. Get the baud rate from the tty settings, this observes
1133 alt_speed hack */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001134
Alan Cox95da3102008-07-22 11:09:07 +01001135 baud = tty_get_baud_rate(tty);
Harvey Harrison441b62c2008-03-03 16:08:34 -08001136 dbg("%s - tty_get_baud_rate reports speed %d", __func__, baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001137
Alan Cox464cbb22008-07-22 11:11:23 +01001138 /* 2. Observe async-compatible custom_divisor hack, update baudrate
1139 if needed */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001140
1141 if (baud == 38400 &&
1142 ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1143 (priv->custom_divisor)) {
1144 baud = priv->baud_base / priv->custom_divisor;
Alan Cox464cbb22008-07-22 11:11:23 +01001145 dbg("%s - custom divisor %d sets baud rate to %d",
1146 __func__, priv->custom_divisor, baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001147 }
1148
1149 /* 3. Convert baudrate to device-specific divisor */
1150
Alan Cox464cbb22008-07-22 11:11:23 +01001151 if (!baud)
1152 baud = 9600;
1153 switch (priv->chip_type) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001154 case SIO: /* SIO chip */
Alan Cox464cbb22008-07-22 11:11:23 +01001155 switch (baud) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001156 case 300: div_value = ftdi_sio_b300; break;
1157 case 600: div_value = ftdi_sio_b600; break;
1158 case 1200: div_value = ftdi_sio_b1200; break;
1159 case 2400: div_value = ftdi_sio_b2400; break;
1160 case 4800: div_value = ftdi_sio_b4800; break;
1161 case 9600: div_value = ftdi_sio_b9600; break;
1162 case 19200: div_value = ftdi_sio_b19200; break;
1163 case 38400: div_value = ftdi_sio_b38400; break;
1164 case 57600: div_value = ftdi_sio_b57600; break;
1165 case 115200: div_value = ftdi_sio_b115200; break;
1166 } /* baud */
1167 if (div_value == 0) {
Alan Cox464cbb22008-07-22 11:11:23 +01001168 dbg("%s - Baudrate (%d) requested is not supported",
1169 __func__, baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001170 div_value = ftdi_sio_b9600;
Andrew Mortonbd5e47c2007-10-18 01:24:25 -07001171 baud = 9600;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001172 div_okay = 0;
1173 }
1174 break;
1175 case FT8U232AM: /* 8U232AM chip */
1176 if (baud <= 3000000) {
1177 div_value = ftdi_232am_baud_to_divisor(baud);
1178 } else {
Alan Cox464cbb22008-07-22 11:11:23 +01001179 dbg("%s - Baud rate too high!", __func__);
Andrew Mortonbd5e47c2007-10-18 01:24:25 -07001180 baud = 9600;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001181 div_value = ftdi_232am_baud_to_divisor(9600);
1182 div_okay = 0;
1183 }
1184 break;
1185 case FT232BM: /* FT232BM chip */
1186 case FT2232C: /* FT2232C chip */
Jim Parisdc0827c2012-03-14 17:54:25 -04001187 case FT232RL: /* FT232RL chip */
1188 case FTX: /* FT-X series */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001189 if (baud <= 3000000) {
Martin Geleynseb760dac2009-07-02 13:10:35 -04001190 __u16 product_id = le16_to_cpu(
1191 port->serial->dev->descriptor.idProduct);
1192 if (((FTDI_NDI_HUC_PID == product_id) ||
1193 (FTDI_NDI_SPECTRA_SCU_PID == product_id) ||
1194 (FTDI_NDI_FUTURE_2_PID == product_id) ||
1195 (FTDI_NDI_FUTURE_3_PID == product_id) ||
1196 (FTDI_NDI_AURORA_SCU_PID == product_id)) &&
1197 (baud == 19200)) {
1198 baud = 1200000;
1199 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001200 div_value = ftdi_232bm_baud_to_divisor(baud);
1201 } else {
Alan Cox464cbb22008-07-22 11:11:23 +01001202 dbg("%s - Baud rate too high!", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001203 div_value = ftdi_232bm_baud_to_divisor(9600);
1204 div_okay = 0;
Alan Cox669a6db2007-10-18 01:24:24 -07001205 baud = 9600;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001206 }
1207 break;
Mark Adamson094c2e62009-04-09 15:03:09 +01001208 case FT2232H: /* FT2232H chip */
1209 case FT4232H: /* FT4232H chip */
Uwe Bonnes309427b2011-06-17 17:30:23 +02001210 case FT232H: /* FT232H chip */
Ionut Nicu1862cdd2011-07-11 16:46:12 +03001211 if ((baud <= 12000000) && (baud >= 1200)) {
Mark Adamson094c2e62009-04-09 15:03:09 +01001212 div_value = ftdi_2232h_baud_to_divisor(baud);
1213 } else if (baud < 1200) {
1214 div_value = ftdi_232bm_baud_to_divisor(baud);
1215 } else {
1216 dbg("%s - Baud rate too high!", __func__);
1217 div_value = ftdi_232bm_baud_to_divisor(9600);
1218 div_okay = 0;
1219 baud = 9600;
1220 }
1221 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001222 } /* priv->chip_type */
1223
1224 if (div_okay) {
1225 dbg("%s - Baud rate set to %d (divisor 0x%lX) on chip %s",
Harvey Harrison441b62c2008-03-03 16:08:34 -08001226 __func__, baud, (unsigned long)div_value,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001227 ftdi_chip_name[priv->chip_type]);
1228 }
1229
Alan Cox95da3102008-07-22 11:09:07 +01001230 tty_encode_baud_rate(tty, baud, baud);
Alan Cox464cbb22008-07-22 11:11:23 +01001231 return div_value;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001232}
1233
Alan Cox95da3102008-07-22 11:09:07 +01001234static int change_speed(struct tty_struct *tty, struct usb_serial_port *port)
1235{
1236 struct ftdi_private *priv = usb_get_serial_port_data(port);
Alan Cox464cbb22008-07-22 11:11:23 +01001237 __u16 urb_value;
Alan Cox95da3102008-07-22 11:09:07 +01001238 __u16 urb_index;
1239 __u32 urb_index_value;
1240 int rv;
1241
Alan Cox95da3102008-07-22 11:09:07 +01001242 urb_index_value = get_ftdi_divisor(tty, port);
1243 urb_value = (__u16)urb_index_value;
1244 urb_index = (__u16)(urb_index_value >> 16);
Uwe Bonnes0ee404c2011-07-22 10:41:15 +02001245 if ((priv->chip_type == FT2232C) || (priv->chip_type == FT2232H) ||
1246 (priv->chip_type == FT4232H) || (priv->chip_type == FT232H)) {
1247 /* Probably the BM type needs the MSB of the encoded fractional
1248 * divider also moved like for the chips above. Any infos? */
Alan Cox95da3102008-07-22 11:09:07 +01001249 urb_index = (__u16)((urb_index << 8) | priv->interface);
1250 }
1251
1252 rv = usb_control_msg(port->serial->dev,
1253 usb_sndctrlpipe(port->serial->dev, 0),
1254 FTDI_SIO_SET_BAUDRATE_REQUEST,
1255 FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
1256 urb_value, urb_index,
Johan Hovold66e47e62009-12-24 12:42:09 +01001257 NULL, 0, WDR_SHORT_TIMEOUT);
Alan Cox95da3102008-07-22 11:09:07 +01001258 return rv;
1259}
1260
Alan Cox557aaa72009-06-11 13:55:34 +01001261static int write_latency_timer(struct usb_serial_port *port)
1262{
1263 struct ftdi_private *priv = usb_get_serial_port_data(port);
1264 struct usb_device *udev = port->serial->dev;
Johan Hovoldc1284d72009-12-24 12:42:11 +01001265 int rv;
Alan Cox557aaa72009-06-11 13:55:34 +01001266 int l = priv->latency;
Alan Cox95da3102008-07-22 11:09:07 +01001267
Alan Cox557aaa72009-06-11 13:55:34 +01001268 if (priv->flags & ASYNC_LOW_LATENCY)
1269 l = 1;
1270
1271 dbg("%s: setting latency timer = %i", __func__, l);
1272
1273 rv = usb_control_msg(udev,
1274 usb_sndctrlpipe(udev, 0),
1275 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1276 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1277 l, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01001278 NULL, 0, WDR_TIMEOUT);
Alan Cox557aaa72009-06-11 13:55:34 +01001279 if (rv < 0)
1280 dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1281 return rv;
1282}
1283
1284static int read_latency_timer(struct usb_serial_port *port)
1285{
1286 struct ftdi_private *priv = usb_get_serial_port_data(port);
1287 struct usb_device *udev = port->serial->dev;
Johan Hovold54f328d2009-12-24 12:42:08 +01001288 unsigned char *buf;
Johan Hovoldc1284d72009-12-24 12:42:11 +01001289 int rv;
Alan Cox557aaa72009-06-11 13:55:34 +01001290
Alan Cox557aaa72009-06-11 13:55:34 +01001291 dbg("%s", __func__);
1292
Johan Hovold54f328d2009-12-24 12:42:08 +01001293 buf = kmalloc(1, GFP_KERNEL);
1294 if (!buf)
1295 return -ENOMEM;
1296
Alan Cox557aaa72009-06-11 13:55:34 +01001297 rv = usb_control_msg(udev,
1298 usb_rcvctrlpipe(udev, 0),
1299 FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
1300 FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE,
1301 0, priv->interface,
Johan Hovold54f328d2009-12-24 12:42:08 +01001302 buf, 1, WDR_TIMEOUT);
Johan Hovold43573692009-12-24 12:42:07 +01001303 if (rv < 0)
Alan Cox557aaa72009-06-11 13:55:34 +01001304 dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
Johan Hovold43573692009-12-24 12:42:07 +01001305 else
Johan Hovold54f328d2009-12-24 12:42:08 +01001306 priv->latency = buf[0];
1307
1308 kfree(buf);
1309
Johan Hovold8c4f99c2009-11-22 21:25:20 +01001310 return rv;
Alan Cox557aaa72009-06-11 13:55:34 +01001311}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001312
Alan Cox464cbb22008-07-22 11:11:23 +01001313static int get_serial_info(struct usb_serial_port *port,
1314 struct serial_struct __user *retinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001315{
1316 struct ftdi_private *priv = usb_get_serial_port_data(port);
1317 struct serial_struct tmp;
1318
1319 if (!retinfo)
1320 return -EFAULT;
1321 memset(&tmp, 0, sizeof(tmp));
1322 tmp.flags = priv->flags;
1323 tmp.baud_base = priv->baud_base;
1324 tmp.custom_divisor = priv->custom_divisor;
1325 if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
1326 return -EFAULT;
1327 return 0;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001328}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001329
Alan Cox95da3102008-07-22 11:09:07 +01001330static int set_serial_info(struct tty_struct *tty,
Alan Cox464cbb22008-07-22 11:11:23 +01001331 struct usb_serial_port *port, struct serial_struct __user *newinfo)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001332{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001333 struct ftdi_private *priv = usb_get_serial_port_data(port);
1334 struct serial_struct new_serial;
1335 struct ftdi_private old_priv;
1336
1337 if (copy_from_user(&new_serial, newinfo, sizeof(new_serial)))
1338 return -EFAULT;
Alan Cox6b447f042009-01-02 13:48:56 +00001339
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001340 mutex_lock(&priv->cfg_lock);
Alan Cox464cbb22008-07-22 11:11:23 +01001341 old_priv = *priv;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001342
1343 /* Do error checking and permission checking */
1344
1345 if (!capable(CAP_SYS_ADMIN)) {
1346 if (((new_serial.flags & ~ASYNC_USR_MASK) !=
Dan Carpenter64905b42009-02-03 11:11:38 +03001347 (priv->flags & ~ASYNC_USR_MASK))) {
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001348 mutex_unlock(&priv->cfg_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001349 return -EPERM;
Dan Carpenter64905b42009-02-03 11:11:38 +03001350 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001351 priv->flags = ((priv->flags & ~ASYNC_USR_MASK) |
1352 (new_serial.flags & ASYNC_USR_MASK));
1353 priv->custom_divisor = new_serial.custom_divisor;
1354 goto check_and_exit;
1355 }
1356
Johan Hovoldeb833a92012-01-10 23:33:37 +01001357 if (new_serial.baud_base != priv->baud_base) {
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001358 mutex_unlock(&priv->cfg_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001359 return -EINVAL;
Alan Cox6b447f042009-01-02 13:48:56 +00001360 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001361
1362 /* Make the changes - these are privileged changes! */
1363
1364 priv->flags = ((priv->flags & ~ASYNC_FLAGS) |
Alan Cox464cbb22008-07-22 11:11:23 +01001365 (new_serial.flags & ASYNC_FLAGS));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001366 priv->custom_divisor = new_serial.custom_divisor;
1367
Alan Cox557aaa72009-06-11 13:55:34 +01001368 write_latency_timer(port);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001369
1370check_and_exit:
1371 if ((old_priv.flags & ASYNC_SPD_MASK) !=
1372 (priv->flags & ASYNC_SPD_MASK)) {
1373 if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
Alan Cox95da3102008-07-22 11:09:07 +01001374 tty->alt_speed = 57600;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001375 else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
Alan Cox95da3102008-07-22 11:09:07 +01001376 tty->alt_speed = 115200;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001377 else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
Alan Cox95da3102008-07-22 11:09:07 +01001378 tty->alt_speed = 230400;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001379 else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
Alan Cox95da3102008-07-22 11:09:07 +01001380 tty->alt_speed = 460800;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001381 else
Alan Cox95da3102008-07-22 11:09:07 +01001382 tty->alt_speed = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001383 }
1384 if (((old_priv.flags & ASYNC_SPD_MASK) !=
1385 (priv->flags & ASYNC_SPD_MASK)) ||
1386 (((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1387 (old_priv.custom_divisor != priv->custom_divisor))) {
Alan Cox95da3102008-07-22 11:09:07 +01001388 change_speed(tty, port);
Alessio Igor Bogani9c67d282010-03-13 18:35:14 +01001389 mutex_unlock(&priv->cfg_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001390 }
Alan Cox6b447f042009-01-02 13:48:56 +00001391 else
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001392 mutex_unlock(&priv->cfg_lock);
Alan Cox95da3102008-07-22 11:09:07 +01001393 return 0;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001394}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001395
Greg Kroah-Hartmanc466cd22010-12-16 13:40:42 -08001396static int get_lsr_info(struct usb_serial_port *port,
1397 struct serial_struct __user *retinfo)
1398{
1399 struct ftdi_private *priv = usb_get_serial_port_data(port);
1400 unsigned int result = 0;
1401
1402 if (!retinfo)
1403 return -EFAULT;
1404
1405 if (priv->transmit_empty)
1406 result = TIOCSER_TEMT;
1407
1408 if (copy_to_user(retinfo, &result, sizeof(unsigned int)))
1409 return -EFAULT;
1410 return 0;
1411}
1412
Linus Torvalds1da177e2005-04-16 15:20:36 -07001413
Ian Abbott8f977e42005-06-20 16:45:42 +01001414/* Determine type of FTDI chip based on USB config and descriptor. */
1415static void ftdi_determine_type(struct usb_serial_port *port)
1416{
1417 struct ftdi_private *priv = usb_get_serial_port_data(port);
1418 struct usb_serial *serial = port->serial;
1419 struct usb_device *udev = serial->dev;
1420 unsigned version;
1421 unsigned interfaces;
1422
1423 /* Assume it is not the original SIO device for now. */
Ian Abbottf5e09b72005-09-12 12:23:25 +01001424 priv->baud_base = 48000000 / 2;
Ian Abbott8f977e42005-06-20 16:45:42 +01001425
1426 version = le16_to_cpu(udev->descriptor.bcdDevice);
1427 interfaces = udev->actconfig->desc.bNumInterfaces;
Harvey Harrison441b62c2008-03-03 16:08:34 -08001428 dbg("%s: bcdDevice = 0x%x, bNumInterfaces = %u", __func__,
Ian Abbott8f977e42005-06-20 16:45:42 +01001429 version, interfaces);
1430 if (interfaces > 1) {
1431 int inter;
1432
Mark Adamson094c2e62009-04-09 15:03:09 +01001433 /* Multiple interfaces.*/
1434 if (version == 0x0800) {
1435 priv->chip_type = FT4232H;
1436 /* Hi-speed - baud clock runs at 120MHz */
1437 priv->baud_base = 120000000 / 2;
1438 } else if (version == 0x0700) {
1439 priv->chip_type = FT2232H;
1440 /* Hi-speed - baud clock runs at 120MHz */
1441 priv->baud_base = 120000000 / 2;
1442 } else
1443 priv->chip_type = FT2232C;
1444
Ian Abbott8f977e42005-06-20 16:45:42 +01001445 /* Determine interface code. */
1446 inter = serial->interface->altsetting->desc.bInterfaceNumber;
Mark Adamson094c2e62009-04-09 15:03:09 +01001447 if (inter == 0) {
1448 priv->interface = INTERFACE_A;
1449 } else if (inter == 1) {
1450 priv->interface = INTERFACE_B;
1451 } else if (inter == 2) {
1452 priv->interface = INTERFACE_C;
1453 } else if (inter == 3) {
1454 priv->interface = INTERFACE_D;
1455 }
Ian Abbott8f977e42005-06-20 16:45:42 +01001456 /* BM-type devices have a bug where bcdDevice gets set
1457 * to 0x200 when iSerialNumber is 0. */
1458 if (version < 0x500) {
1459 dbg("%s: something fishy - bcdDevice too low for multi-interface device",
Harvey Harrison441b62c2008-03-03 16:08:34 -08001460 __func__);
Ian Abbott8f977e42005-06-20 16:45:42 +01001461 }
1462 } else if (version < 0x200) {
Andreas Mohr330e3c42010-01-17 11:45:57 +01001463 /* Old device. Assume it's the original SIO. */
Ian Abbott8f977e42005-06-20 16:45:42 +01001464 priv->chip_type = SIO;
1465 priv->baud_base = 12000000 / 16;
Ian Abbott8f977e42005-06-20 16:45:42 +01001466 } else if (version < 0x400) {
Andreas Mohr330e3c42010-01-17 11:45:57 +01001467 /* Assume it's an FT8U232AM (or FT8U245AM) */
Ian Abbott8f977e42005-06-20 16:45:42 +01001468 /* (It might be a BM because of the iSerialNumber bug,
1469 * but it will still work as an AM device.) */
1470 priv->chip_type = FT8U232AM;
David Brownell3b009c62007-03-23 12:54:27 -07001471 } else if (version < 0x600) {
Andreas Mohr330e3c42010-01-17 11:45:57 +01001472 /* Assume it's an FT232BM (or FT245BM) */
Ian Abbott8f977e42005-06-20 16:45:42 +01001473 priv->chip_type = FT232BM;
Uwe Bonnes309427b2011-06-17 17:30:23 +02001474 } else if (version < 0x900) {
1475 /* Assume it's an FT232RL */
David Brownell3b009c62007-03-23 12:54:27 -07001476 priv->chip_type = FT232RL;
Jim Parisdc0827c2012-03-14 17:54:25 -04001477 } else if (version < 0x1000) {
Uwe Bonnes309427b2011-06-17 17:30:23 +02001478 /* Assume it's an FT232H */
1479 priv->chip_type = FT232H;
Jim Parisdc0827c2012-03-14 17:54:25 -04001480 } else {
1481 /* Assume it's an FT-X series device */
1482 priv->chip_type = FTX;
Ian Abbott8f977e42005-06-20 16:45:42 +01001483 }
Jim Parisdc0827c2012-03-14 17:54:25 -04001484
Greg Kroah-Hartmanc197a8d2008-08-18 13:21:04 -07001485 dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
Ian Abbott8f977e42005-06-20 16:45:42 +01001486}
1487
1488
Mark Adamson895f28b2009-05-01 11:48:45 +01001489/* Determine the maximum packet size for the device. This depends on the chip
1490 * type and the USB host capabilities. The value should be obtained from the
1491 * device descriptor as the chip will use the appropriate values for the host.*/
1492static void ftdi_set_max_packet_size(struct usb_serial_port *port)
1493{
1494 struct ftdi_private *priv = usb_get_serial_port_data(port);
1495 struct usb_serial *serial = port->serial;
1496 struct usb_device *udev = serial->dev;
1497
1498 struct usb_interface *interface = serial->interface;
1499 struct usb_endpoint_descriptor *ep_desc = &interface->cur_altsetting->endpoint[1].desc;
1500
1501 unsigned num_endpoints;
Johan Hovoldc1284d72009-12-24 12:42:11 +01001502 int i;
Mark Adamson895f28b2009-05-01 11:48:45 +01001503
1504 num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
1505 dev_info(&udev->dev, "Number of endpoints %d\n", num_endpoints);
1506
1507 /* NOTE: some customers have programmed FT232R/FT245R devices
1508 * with an endpoint size of 0 - not good. In this case, we
1509 * want to override the endpoint descriptor setting and use a
1510 * value of 64 for wMaxPacketSize */
1511 for (i = 0; i < num_endpoints; i++) {
1512 dev_info(&udev->dev, "Endpoint %d MaxPacketSize %d\n", i+1,
1513 interface->cur_altsetting->endpoint[i].desc.wMaxPacketSize);
1514 ep_desc = &interface->cur_altsetting->endpoint[i].desc;
1515 if (ep_desc->wMaxPacketSize == 0) {
1516 ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1517 dev_info(&udev->dev, "Overriding wMaxPacketSize on endpoint %d\n", i);
1518 }
1519 }
1520
1521 /* set max packet size based on descriptor */
Kuninori Morimoto29cc8892011-08-23 03:12:03 -07001522 priv->max_packet_size = usb_endpoint_maxp(ep_desc);
Mark Adamson895f28b2009-05-01 11:48:45 +01001523
1524 dev_info(&udev->dev, "Setting MaxPacketSize %d\n", priv->max_packet_size);
1525}
1526
1527
Linus Torvalds1da177e2005-04-16 15:20:36 -07001528/*
1529 * ***************************************************************************
1530 * Sysfs Attribute
1531 * ***************************************************************************
1532 */
1533
Alan Cox464cbb22008-07-22 11:11:23 +01001534static ssize_t show_latency_timer(struct device *dev,
1535 struct device_attribute *attr, char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001536{
1537 struct usb_serial_port *port = to_usb_serial_port(dev);
1538 struct ftdi_private *priv = usb_get_serial_port_data(port);
Alan Cox557aaa72009-06-11 13:55:34 +01001539 if (priv->flags & ASYNC_LOW_LATENCY)
1540 return sprintf(buf, "1\n");
1541 else
1542 return sprintf(buf, "%i\n", priv->latency);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001543}
1544
Alan Cox557aaa72009-06-11 13:55:34 +01001545
Linus Torvalds1da177e2005-04-16 15:20:36 -07001546/* Write a new value of the latency timer, in units of milliseconds. */
Alan Cox464cbb22008-07-22 11:11:23 +01001547static ssize_t store_latency_timer(struct device *dev,
1548 struct device_attribute *attr, const char *valbuf,
1549 size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001550{
1551 struct usb_serial_port *port = to_usb_serial_port(dev);
1552 struct ftdi_private *priv = usb_get_serial_port_data(port);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001553 int v = simple_strtoul(valbuf, NULL, 10);
Johan Hovoldc1284d72009-12-24 12:42:11 +01001554 int rv;
David Brownell5c09d142006-10-13 15:57:58 -07001555
Alan Cox557aaa72009-06-11 13:55:34 +01001556 priv->latency = v;
1557 rv = write_latency_timer(port);
1558 if (rv < 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001559 return -EIO;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001560 return count;
1561}
1562
1563/* Write an event character directly to the FTDI register. The ASCII
1564 value is in the low 8 bits, with the enable bit in the 9th bit. */
Alan Cox464cbb22008-07-22 11:11:23 +01001565static ssize_t store_event_char(struct device *dev,
1566 struct device_attribute *attr, const char *valbuf, size_t count)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001567{
1568 struct usb_serial_port *port = to_usb_serial_port(dev);
1569 struct ftdi_private *priv = usb_get_serial_port_data(port);
Jim Radford12bdbe02007-02-28 10:10:50 -08001570 struct usb_device *udev = port->serial->dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001571 int v = simple_strtoul(valbuf, NULL, 10);
Johan Hovoldc1284d72009-12-24 12:42:11 +01001572 int rv;
David Brownell5c09d142006-10-13 15:57:58 -07001573
Harvey Harrison441b62c2008-03-03 16:08:34 -08001574 dbg("%s: setting event char = %i", __func__, v);
David Brownell5c09d142006-10-13 15:57:58 -07001575
Linus Torvalds1da177e2005-04-16 15:20:36 -07001576 rv = usb_control_msg(udev,
1577 usb_sndctrlpipe(udev, 0),
1578 FTDI_SIO_SET_EVENT_CHAR_REQUEST,
1579 FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
David Brownell5c09d142006-10-13 15:57:58 -07001580 v, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01001581 NULL, 0, WDR_TIMEOUT);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001582 if (rv < 0) {
1583 dbg("Unable to write event character: %i", rv);
1584 return -EIO;
1585 }
David Brownell5c09d142006-10-13 15:57:58 -07001586
Linus Torvalds1da177e2005-04-16 15:20:36 -07001587 return count;
1588}
1589
Alan Cox464cbb22008-07-22 11:11:23 +01001590static DEVICE_ATTR(latency_timer, S_IWUSR | S_IRUGO, show_latency_timer,
1591 store_latency_timer);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001592static DEVICE_ATTR(event_char, S_IWUSR, NULL, store_event_char);
1593
Jim Radford12bdbe02007-02-28 10:10:50 -08001594static int create_sysfs_attrs(struct usb_serial_port *port)
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001595{
Jim Radford12bdbe02007-02-28 10:10:50 -08001596 struct ftdi_private *priv = usb_get_serial_port_data(port);
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001597 int retval = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001598
Alan Cox464cbb22008-07-22 11:11:23 +01001599 dbg("%s", __func__);
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001600
Linus Torvalds1da177e2005-04-16 15:20:36 -07001601 /* XXX I've no idea if the original SIO supports the event_char
1602 * sysfs parameter, so I'm playing it safe. */
1603 if (priv->chip_type != SIO) {
1604 dbg("sysfs attributes for %s", ftdi_chip_name[priv->chip_type]);
Jim Radford12bdbe02007-02-28 10:10:50 -08001605 retval = device_create_file(&port->dev, &dev_attr_event_char);
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001606 if ((!retval) &&
Stepan Moskovchenko97cd49e2007-05-09 14:53:04 -04001607 (priv->chip_type == FT232BM ||
1608 priv->chip_type == FT2232C ||
Mark Adamson094c2e62009-04-09 15:03:09 +01001609 priv->chip_type == FT232RL ||
1610 priv->chip_type == FT2232H ||
Uwe Bonnes309427b2011-06-17 17:30:23 +02001611 priv->chip_type == FT4232H ||
Jim Parisdc0827c2012-03-14 17:54:25 -04001612 priv->chip_type == FT232H ||
1613 priv->chip_type == FTX)) {
Jim Radford12bdbe02007-02-28 10:10:50 -08001614 retval = device_create_file(&port->dev,
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001615 &dev_attr_latency_timer);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001616 }
1617 }
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001618 return retval;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001619}
1620
Jim Radford12bdbe02007-02-28 10:10:50 -08001621static void remove_sysfs_attrs(struct usb_serial_port *port)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001622{
Jim Radford12bdbe02007-02-28 10:10:50 -08001623 struct ftdi_private *priv = usb_get_serial_port_data(port);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001624
Alan Cox464cbb22008-07-22 11:11:23 +01001625 dbg("%s", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001626
Linus Torvalds1da177e2005-04-16 15:20:36 -07001627 /* XXX see create_sysfs_attrs */
1628 if (priv->chip_type != SIO) {
Jim Radford12bdbe02007-02-28 10:10:50 -08001629 device_remove_file(&port->dev, &dev_attr_event_char);
Andrew M. Bishoped6e5282007-08-21 19:08:56 +01001630 if (priv->chip_type == FT232BM ||
1631 priv->chip_type == FT2232C ||
Mark Adamson094c2e62009-04-09 15:03:09 +01001632 priv->chip_type == FT232RL ||
1633 priv->chip_type == FT2232H ||
Uwe Bonnes309427b2011-06-17 17:30:23 +02001634 priv->chip_type == FT4232H ||
Jim Parisdc0827c2012-03-14 17:54:25 -04001635 priv->chip_type == FT232H ||
1636 priv->chip_type == FTX) {
Jim Radford12bdbe02007-02-28 10:10:50 -08001637 device_remove_file(&port->dev, &dev_attr_latency_timer);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001638 }
1639 }
David Brownell5c09d142006-10-13 15:57:58 -07001640
Linus Torvalds1da177e2005-04-16 15:20:36 -07001641}
1642
1643/*
1644 * ***************************************************************************
1645 * FTDI driver specific functions
1646 * ***************************************************************************
1647 */
1648
Ian Abbott8f977e42005-06-20 16:45:42 +01001649/* Probe function to check for special devices */
Alan Cox464cbb22008-07-22 11:11:23 +01001650static int ftdi_sio_probe(struct usb_serial *serial,
1651 const struct usb_device_id *id)
Ian Abbott8f977e42005-06-20 16:45:42 +01001652{
Alan Cox464cbb22008-07-22 11:11:23 +01001653 struct ftdi_sio_quirk *quirk =
1654 (struct ftdi_sio_quirk *)id->driver_info;
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001655
1656 if (quirk && quirk->probe) {
1657 int ret = quirk->probe(serial);
1658 if (ret != 0)
1659 return ret;
1660 }
1661
Ian Abbott8f977e42005-06-20 16:45:42 +01001662 usb_set_serial_data(serial, (void *)id->driver_info);
1663
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001664 return 0;
Ian Abbott8f977e42005-06-20 16:45:42 +01001665}
1666
Jim Radford12bdbe02007-02-28 10:10:50 -08001667static int ftdi_sio_port_probe(struct usb_serial_port *port)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001668{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001669 struct ftdi_private *priv;
Oliver Neukum0ffbbe22007-07-09 12:03:08 -07001670 struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial);
1671
Greg Kroah-Hartman13f4db92006-08-28 11:43:25 -07001672
Alan Cox464cbb22008-07-22 11:11:23 +01001673 dbg("%s", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001674
Eric Sesterhenn80b6ca42006-02-27 21:29:43 +01001675 priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
Alan Cox464cbb22008-07-22 11:11:23 +01001676 if (!priv) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07001677 dev_err(&port->dev, "%s- kmalloc(%Zd) failed.\n", __func__,
Alan Cox464cbb22008-07-22 11:11:23 +01001678 sizeof(struct ftdi_private));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001679 return -ENOMEM;
1680 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001681
Alan Sternc45d6322009-04-30 10:06:19 -04001682 kref_init(&priv->kref);
Alessio Igor Boganibd09a9f2010-02-02 16:18:28 +01001683 mutex_init(&priv->cfg_lock);
Uwe Bonnesc75ccd42011-10-10 17:24:08 +02001684 memset(&priv->icount, 0x00, sizeof(priv->icount));
Alan Cox464cbb22008-07-22 11:11:23 +01001685 init_waitqueue_head(&priv->delta_msr_wait);
Johan Hovold0076b4b2009-11-22 17:25:08 +01001686
Linus Torvalds1da177e2005-04-16 15:20:36 -07001687 priv->flags = ASYNC_LOW_LATENCY;
Simon Arlott876ae502012-03-26 23:27:59 +01001688 priv->dev_gone = false;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001689
Oliver Neukum0ffbbe22007-07-09 12:03:08 -07001690 if (quirk && quirk->port_probe)
1691 quirk->port_probe(priv);
1692
David Howellsc4028952006-11-22 14:57:56 +00001693 priv->port = port;
Jim Radford12bdbe02007-02-28 10:10:50 -08001694 usb_set_serial_port_data(port, priv);
Ian Abbott8f977e42005-06-20 16:45:42 +01001695
Alan Cox464cbb22008-07-22 11:11:23 +01001696 ftdi_determine_type(port);
Mark Adamson895f28b2009-05-01 11:48:45 +01001697 ftdi_set_max_packet_size(port);
Johan Hovold8c4f99c2009-11-22 21:25:20 +01001698 if (read_latency_timer(port) < 0)
1699 priv->latency = 16;
Johan Hovoldc19db4c2010-10-11 20:23:36 +02001700 write_latency_timer(port);
Jim Radford12bdbe02007-02-28 10:10:50 -08001701 create_sysfs_attrs(port);
1702 return 0;
1703}
Ian Abbott8f977e42005-06-20 16:45:42 +01001704
Ian Abbott8f977e42005-06-20 16:45:42 +01001705/* Setup for the USB-UIRT device, which requires hardwired
1706 * baudrate (38400 gets mapped to 312500) */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001707/* Called from usbserial:serial_probe */
Alan Cox464cbb22008-07-22 11:11:23 +01001708static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001709{
Alan Cox464cbb22008-07-22 11:11:23 +01001710 dbg("%s", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001711
Linus Torvalds1da177e2005-04-16 15:20:36 -07001712 priv->flags |= ASYNC_SPD_CUST;
1713 priv->custom_divisor = 77;
Alan Cox669a6db2007-10-18 01:24:24 -07001714 priv->force_baud = 38400;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001715}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001716
Ian Abbott8f977e42005-06-20 16:45:42 +01001717/* Setup for the HE-TIRA1 device, which requires hardwired
1718 * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled. */
Alan Cox464cbb22008-07-22 11:11:23 +01001719
1720static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
Ian Abbott8f977e42005-06-20 16:45:42 +01001721{
Alan Cox464cbb22008-07-22 11:11:23 +01001722 dbg("%s", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001723
Linus Torvalds1da177e2005-04-16 15:20:36 -07001724 priv->flags |= ASYNC_SPD_CUST;
1725 priv->custom_divisor = 240;
Alan Cox669a6db2007-10-18 01:24:24 -07001726 priv->force_baud = 38400;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001727 priv->force_rtscts = 1;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001728}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001729
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001730/*
Martin Geleynseb760dac2009-07-02 13:10:35 -04001731 * Module parameter to control latency timer for NDI FTDI-based USB devices.
Lucas De Marchi970e2482012-03-30 13:37:16 -07001732 * If this value is not set in /etc/modprobe.d/ its value will be set
1733 * to 1ms.
Martin Geleynseb760dac2009-07-02 13:10:35 -04001734 */
1735static int ndi_latency_timer = 1;
1736
1737/* Setup for the NDI FTDI-based USB devices, which requires hardwired
1738 * baudrate (19200 gets mapped to 1200000).
1739 *
1740 * Called from usbserial:serial_probe.
1741 */
1742static int ftdi_NDI_device_setup(struct usb_serial *serial)
1743{
1744 struct usb_device *udev = serial->dev;
1745 int latency = ndi_latency_timer;
Martin Geleynseb760dac2009-07-02 13:10:35 -04001746
1747 if (latency == 0)
1748 latency = 1;
1749 if (latency > 99)
1750 latency = 99;
1751
1752 dbg("%s setting NDI device latency to %d", __func__, latency);
1753 dev_info(&udev->dev, "NDI device with a latency value of %d", latency);
1754
Johan Hovoldc1284d72009-12-24 12:42:11 +01001755 /* FIXME: errors are not returned */
1756 usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
Martin Geleynseb760dac2009-07-02 13:10:35 -04001757 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1758 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
Johan Hovold66e47e62009-12-24 12:42:09 +01001759 latency, 0, NULL, 0, WDR_TIMEOUT);
Martin Geleynseb760dac2009-07-02 13:10:35 -04001760 return 0;
1761}
1762
1763/*
Harald Welte20734342008-01-01 15:08:35 +01001764 * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko
1765 * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from
1766 * userspace using openocd.
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001767 */
Harald Welte20734342008-01-01 15:08:35 +01001768static int ftdi_jtag_probe(struct usb_serial *serial)
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001769{
1770 struct usb_device *udev = serial->dev;
1771 struct usb_interface *interface = serial->interface;
1772
Alan Cox464cbb22008-07-22 11:11:23 +01001773 dbg("%s", __func__);
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001774
1775 if (interface == udev->actconfig->interface[0]) {
Greg Kroah-Hartmanc197a8d2008-08-18 13:21:04 -07001776 dev_info(&udev->dev,
1777 "Ignoring serial port reserved for JTAG\n");
Tony Lindgrenfa91d432007-05-04 18:23:24 -07001778 return -ENODEV;
1779 }
1780
1781 return 0;
1782}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001783
Jean-Christophe PLAGNIOL-VILLARDc96fbdd02011-08-25 11:46:58 +02001784static int ftdi_8u2232c_probe(struct usb_serial *serial)
1785{
1786 struct usb_device *udev = serial->dev;
1787
1788 dbg("%s", __func__);
1789
Peter Korsgaard444aa7f2012-02-29 10:05:37 +01001790 if ((udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems")) ||
1791 (udev->product && !strcmp(udev->product, "BeagleBone/XDS100")))
Jean-Christophe PLAGNIOL-VILLARDc96fbdd02011-08-25 11:46:58 +02001792 return ftdi_jtag_probe(serial);
1793
1794 return 0;
1795}
1796
Kevin Vance546d7ee2008-03-01 13:49:59 -05001797/*
Jean-Christophe PLAGNIOL-VILLARD6ec2f462011-01-29 15:32:52 +01001798 * First and second port on STMCLiteadaptors is reserved for JTAG interface
1799 * and the forth port for pio
1800 */
1801static int ftdi_stmclite_probe(struct usb_serial *serial)
1802{
1803 struct usb_device *udev = serial->dev;
1804 struct usb_interface *interface = serial->interface;
1805
1806 dbg("%s", __func__);
1807
1808 if (interface == udev->actconfig->interface[2])
1809 return 0;
1810
1811 dev_info(&udev->dev, "Ignoring serial port reserved for JTAG\n");
1812
1813 return -ENODEV;
1814}
1815
1816/*
Kevin Vance546d7ee2008-03-01 13:49:59 -05001817 * The Matrix Orbital VK204-25-USB has an invalid IN endpoint.
1818 * We have to correct it if we want to read from it.
1819 */
1820static int ftdi_mtxorb_hack_setup(struct usb_serial *serial)
1821{
1822 struct usb_host_endpoint *ep = serial->dev->ep_in[1];
1823 struct usb_endpoint_descriptor *ep_desc = &ep->desc;
1824
1825 if (ep->enabled && ep_desc->wMaxPacketSize == 0) {
Al Virofd05e722008-04-28 07:00:16 +01001826 ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
Greg Kroah-Hartmanc197a8d2008-08-18 13:21:04 -07001827 dev_info(&serial->dev->dev,
1828 "Fixing invalid wMaxPacketSize on read pipe\n");
Kevin Vance546d7ee2008-03-01 13:49:59 -05001829 }
1830
1831 return 0;
1832}
1833
Alan Sternc45d6322009-04-30 10:06:19 -04001834static void ftdi_sio_priv_release(struct kref *k)
1835{
1836 struct ftdi_private *priv = container_of(k, struct ftdi_private, kref);
1837
1838 kfree(priv);
1839}
1840
Jim Radford12bdbe02007-02-28 10:10:50 -08001841static int ftdi_sio_port_remove(struct usb_serial_port *port)
1842{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001843 struct ftdi_private *priv = usb_get_serial_port_data(port);
1844
Harvey Harrison441b62c2008-03-03 16:08:34 -08001845 dbg("%s", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001846
Simon Arlott876ae502012-03-26 23:27:59 +01001847 priv->dev_gone = true;
1848 wake_up_interruptible_all(&priv->delta_msr_wait);
1849
Jim Radford12bdbe02007-02-28 10:10:50 -08001850 remove_sysfs_attrs(port);
David Brownell5c09d142006-10-13 15:57:58 -07001851
David Woodhouse80193192009-05-18 13:07:35 +01001852 kref_put(&priv->kref, ftdi_sio_priv_release);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001853
Jim Radford12bdbe02007-02-28 10:10:50 -08001854 return 0;
1855}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001856
Alan Coxa509a7e2009-09-19 13:13:26 -07001857static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001858{
Johan Hovold108e02b2012-01-18 01:46:00 +01001859 struct ktermios dummy;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001860 struct usb_device *dev = port->serial->dev;
1861 struct ftdi_private *priv = usb_get_serial_port_data(port);
Johan Hovoldc1284d72009-12-24 12:42:11 +01001862 int result;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001863
Harvey Harrison441b62c2008-03-03 16:08:34 -08001864 dbg("%s", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001865
Linus Torvalds1da177e2005-04-16 15:20:36 -07001866 /* No error checking for this (will get errors later anyway) */
1867 /* See ftdi_sio.h for description of what is reset */
1868 usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07001869 FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
1870 FTDI_SIO_RESET_SIO,
Johan Hovold66e47e62009-12-24 12:42:09 +01001871 priv->interface, NULL, 0, WDR_TIMEOUT);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001872
1873 /* Termios defaults are set by usb_serial_init. We don't change
Nick Andrewc4f01242008-12-05 16:34:46 +00001874 port->tty->termios - this would lose speed settings, etc.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001875 This is same behaviour as serial.c/rs_open() - Kuba */
1876
1877 /* ftdi_set_termios will send usb control messages */
Johan Hovold108e02b2012-01-18 01:46:00 +01001878 if (tty) {
1879 memset(&dummy, 0, sizeof(dummy));
1880 ftdi_set_termios(tty, port, &dummy);
1881 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001882
Linus Torvalds1da177e2005-04-16 15:20:36 -07001883 /* Start reading from the device */
Johan Hovold1b551012010-03-17 23:06:00 +01001884 result = usb_serial_generic_open(tty, port);
Johan Hovoldcc01f172009-10-07 20:05:07 +02001885 if (!result)
Alan Sternc45d6322009-04-30 10:06:19 -04001886 kref_get(&priv->kref);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001887
1888 return result;
Johan Hovolde49bbce2010-03-17 23:06:09 +01001889}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001890
Alan Cox335f8512009-06-11 12:26:29 +01001891static void ftdi_dtr_rts(struct usb_serial_port *port, int on)
1892{
1893 struct ftdi_private *priv = usb_get_serial_port_data(port);
Alan Cox335f8512009-06-11 12:26:29 +01001894
1895 mutex_lock(&port->serial->disc_mutex);
1896 if (!port->serial->disconnected) {
1897 /* Disable flow control */
1898 if (!on && usb_control_msg(port->serial->dev,
1899 usb_sndctrlpipe(port->serial->dev, 0),
1900 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
1901 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
Johan Hovold66e47e62009-12-24 12:42:09 +01001902 0, priv->interface, NULL, 0,
Alan Cox335f8512009-06-11 12:26:29 +01001903 WDR_TIMEOUT) < 0) {
1904 dev_err(&port->dev, "error from flowcontrol urb\n");
1905 }
1906 /* drop RTS and DTR */
1907 if (on)
1908 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
1909 else
1910 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
1911 }
1912 mutex_unlock(&port->serial->disc_mutex);
1913}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001914
David Brownell5c09d142006-10-13 15:57:58 -07001915/*
Linus Torvalds1da177e2005-04-16 15:20:36 -07001916 * usbserial:__serial_close only calls ftdi_close if the point is open
1917 *
1918 * This only gets called when it is the last close
Linus Torvalds1da177e2005-04-16 15:20:36 -07001919 */
Alan Cox335f8512009-06-11 12:26:29 +01001920static void ftdi_close(struct usb_serial_port *port)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001921{
Linus Torvalds1da177e2005-04-16 15:20:36 -07001922 struct ftdi_private *priv = usb_get_serial_port_data(port);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001923
Harvey Harrison441b62c2008-03-03 16:08:34 -08001924 dbg("%s", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001925
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001926 usb_serial_generic_close(port);
Alan Sternc45d6322009-04-30 10:06:19 -04001927 kref_put(&priv->kref, ftdi_sio_priv_release);
Johan Hovolde49bbce2010-03-17 23:06:09 +01001928}
David Brownell5c09d142006-10-13 15:57:58 -07001929
Linus Torvalds1da177e2005-04-16 15:20:36 -07001930/* The SIO requires the first byte to have:
1931 * B0 1
1932 * B1 0
1933 * B2..7 length of message excluding byte 0
1934 *
1935 * The new devices do not require this byte
1936 */
Johan Hovoldd3901a02010-05-05 23:44:17 +02001937static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001938 void *dest, size_t size)
Johan Hovolde49bbce2010-03-17 23:06:09 +01001939{
Johan Hovoldd3901a02010-05-05 23:44:17 +02001940 struct ftdi_private *priv;
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001941 int count;
1942 unsigned long flags;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001943
Johan Hovoldd3901a02010-05-05 23:44:17 +02001944 priv = usb_get_serial_port_data(port);
David Brownell5c09d142006-10-13 15:57:58 -07001945
Johan Hovolde8770482010-05-05 23:45:01 +02001946 if (priv->chip_type == SIO) {
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001947 unsigned char *buffer = dest;
1948 int i, len, c;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001949
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001950 count = 0;
1951 spin_lock_irqsave(&port->lock, flags);
1952 for (i = 0; i < size - 1; i += priv->max_packet_size) {
1953 len = min_t(int, size - i, priv->max_packet_size) - 1;
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001954 c = kfifo_out(&port->write_fifo, &buffer[i + 1], len);
1955 if (!c)
1956 break;
Uwe Bonnesda7fbb62011-10-10 17:24:27 +02001957 priv->icount.tx += c;
Johan Hovoldc1aa075a2010-05-19 00:01:41 +02001958 buffer[i] = (c << 2) + 1;
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001959 count += c + 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001960 }
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001961 spin_unlock_irqrestore(&port->lock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001962 } else {
Johan Hovoldc23e5fc2010-05-05 23:58:13 +02001963 count = kfifo_out_locked(&port->write_fifo, dest, size,
1964 &port->lock);
Uwe Bonnesda7fbb62011-10-10 17:24:27 +02001965 priv->icount.tx += count;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001966 }
1967
Linus Torvalds1da177e2005-04-16 15:20:36 -07001968 return count;
Alan Cox95da3102008-07-22 11:09:07 +01001969}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001970
Johan Hovold166ceb62010-05-08 15:19:24 +02001971#define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
1972
Johan Hovoldcc01f172009-10-07 20:05:07 +02001973static int ftdi_process_packet(struct tty_struct *tty,
1974 struct usb_serial_port *port, struct ftdi_private *priv,
1975 char *packet, int len)
Alan Cox95da3102008-07-22 11:09:07 +01001976{
Johan Hovoldcc01f172009-10-07 20:05:07 +02001977 int i;
1978 char status;
1979 char flag;
1980 char *ch;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001981
Harvey Harrison441b62c2008-03-03 16:08:34 -08001982 dbg("%s - port %d", __func__, port->number);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001983
Johan Hovoldcc01f172009-10-07 20:05:07 +02001984 if (len < 2) {
1985 dbg("malformed packet");
1986 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001987 }
1988
Johan Hovoldcc01f172009-10-07 20:05:07 +02001989 /* Compare new line status to the old one, signal if different/
1990 N.B. packet may be processed more than once, but differences
1991 are only processed once. */
1992 status = packet[0] & FTDI_STATUS_B0_MASK;
1993 if (status != priv->prev_status) {
Simon Arlottfca54302012-03-26 21:19:40 +01001994 char diff_status = status ^ priv->prev_status;
1995
1996 if (diff_status & FTDI_RS0_CTS)
1997 priv->icount.cts++;
1998 if (diff_status & FTDI_RS0_DSR)
1999 priv->icount.dsr++;
2000 if (diff_status & FTDI_RS0_RI)
2001 priv->icount.rng++;
2002 if (diff_status & FTDI_RS0_RLSD)
2003 priv->icount.dcd++;
2004
2005 wake_up_interruptible_all(&priv->delta_msr_wait);
Johan Hovoldcc01f172009-10-07 20:05:07 +02002006 priv->prev_status = status;
2007 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002008
Johan Hovoldcc01f172009-10-07 20:05:07 +02002009 flag = TTY_NORMAL;
Johan Hovold166ceb62010-05-08 15:19:24 +02002010 if (packet[1] & FTDI_RS_ERR_MASK) {
2011 /* Break takes precedence over parity, which takes precedence
2012 * over framing errors */
2013 if (packet[1] & FTDI_RS_BI) {
2014 flag = TTY_BREAK;
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02002015 priv->icount.brk++;
Johan Hovold166ceb62010-05-08 15:19:24 +02002016 usb_serial_handle_break(port);
2017 } else if (packet[1] & FTDI_RS_PE) {
2018 flag = TTY_PARITY;
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02002019 priv->icount.parity++;
Johan Hovold166ceb62010-05-08 15:19:24 +02002020 } else if (packet[1] & FTDI_RS_FE) {
2021 flag = TTY_FRAME;
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02002022 priv->icount.frame++;
Johan Hovold166ceb62010-05-08 15:19:24 +02002023 }
2024 /* Overrun is special, not associated with a char */
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02002025 if (packet[1] & FTDI_RS_OE) {
2026 priv->icount.overrun++;
Johan Hovold166ceb62010-05-08 15:19:24 +02002027 tty_insert_flip_char(tty, 0, TTY_OVERRUN);
Uwe Bonnes005b3cd2011-10-10 17:24:46 +02002028 }
Johan Hovoldcc01f172009-10-07 20:05:07 +02002029 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002030
Greg Kroah-Hartmanc466cd22010-12-16 13:40:42 -08002031 /* save if the transmitter is empty or not */
2032 if (packet[1] & FTDI_RS_TEMT)
2033 priv->transmit_empty = 1;
2034 else
2035 priv->transmit_empty = 0;
2036
Johan Hovoldcc01f172009-10-07 20:05:07 +02002037 len -= 2;
2038 if (!len)
2039 return 0; /* status only */
Uwe Bonnesc9222ec2011-10-10 17:24:16 +02002040 priv->icount.rx += len;
Johan Hovoldcc01f172009-10-07 20:05:07 +02002041 ch = packet + 2;
2042
Johan Hovold49b25972010-05-08 15:19:06 +02002043 if (port->port.console && port->sysrq) {
Johan Hovoldcc01f172009-10-07 20:05:07 +02002044 for (i = 0; i < len; i++, ch++) {
Dmitry Torokhov6ee9f4b2010-08-17 21:15:47 -07002045 if (!usb_serial_handle_sysrq_char(port, *ch))
Johan Hovoldcc01f172009-10-07 20:05:07 +02002046 tty_insert_flip_char(tty, *ch, flag);
2047 }
Johan Hovold49b25972010-05-08 15:19:06 +02002048 } else {
2049 tty_insert_flip_string_fixed_flag(tty, ch, flag, len);
Johan Hovoldcc01f172009-10-07 20:05:07 +02002050 }
Johan Hovold49b25972010-05-08 15:19:06 +02002051
Johan Hovoldcc01f172009-10-07 20:05:07 +02002052 return len;
2053}
2054
Johan Hovold1b551012010-03-17 23:06:00 +01002055static void ftdi_process_read_urb(struct urb *urb)
Johan Hovoldcc01f172009-10-07 20:05:07 +02002056{
Johan Hovold1b551012010-03-17 23:06:00 +01002057 struct usb_serial_port *port = urb->context;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002058 struct tty_struct *tty;
Johan Hovoldcc01f172009-10-07 20:05:07 +02002059 struct ftdi_private *priv = usb_get_serial_port_data(port);
2060 char *data = (char *)urb->transfer_buffer;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002061 int i;
Johan Hovoldcc01f172009-10-07 20:05:07 +02002062 int len;
2063 int count = 0;
2064
2065 tty = tty_port_tty_get(&port->port);
2066 if (!tty)
2067 return;
2068
2069 for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
2070 len = min_t(int, urb->actual_length - i, priv->max_packet_size);
2071 count += ftdi_process_packet(tty, port, priv, &data[i], len);
2072 }
2073
2074 if (count)
2075 tty_flip_buffer_push(tty);
2076 tty_kref_put(tty);
2077}
2078
Alan Cox95da3102008-07-22 11:09:07 +01002079static void ftdi_break_ctl(struct tty_struct *tty, int break_state)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002080{
Alan Cox95da3102008-07-22 11:09:07 +01002081 struct usb_serial_port *port = tty->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002082 struct ftdi_private *priv = usb_get_serial_port_data(port);
Johan Hovoldc1284d72009-12-24 12:42:11 +01002083 __u16 urb_value;
David Brownell5c09d142006-10-13 15:57:58 -07002084
Linus Torvalds1da177e2005-04-16 15:20:36 -07002085 /* break_state = -1 to turn on break, and 0 to turn off break */
2086 /* see drivers/char/tty_io.c to see it used */
2087 /* last_set_data_urb_value NEVER has the break bit set in it */
2088
Alan Cox464cbb22008-07-22 11:11:23 +01002089 if (break_state)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002090 urb_value = priv->last_set_data_urb_value | FTDI_SIO_SET_BREAK;
Alan Cox464cbb22008-07-22 11:11:23 +01002091 else
David Brownell5c09d142006-10-13 15:57:58 -07002092 urb_value = priv->last_set_data_urb_value;
Alan Cox464cbb22008-07-22 11:11:23 +01002093
2094 if (usb_control_msg(port->serial->dev,
2095 usb_sndctrlpipe(port->serial->dev, 0),
2096 FTDI_SIO_SET_DATA_REQUEST,
2097 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2098 urb_value , priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01002099 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002100 dev_err(&port->dev, "%s FAILED to enable/disable break state "
2101 "(state was %d)\n", __func__, break_state);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002102 }
2103
Alan Cox464cbb22008-07-22 11:11:23 +01002104 dbg("%s break state is %d - urb is %d", __func__,
2105 break_state, urb_value);
David Brownell5c09d142006-10-13 15:57:58 -07002106
Linus Torvalds1da177e2005-04-16 15:20:36 -07002107}
2108
Linus Torvalds1da177e2005-04-16 15:20:36 -07002109/* old_termios contains the original termios settings and tty->termios contains
2110 * the new setting to be used
2111 * WARNING: set_termios calls this with old_termios in kernel space
2112 */
Alan Cox95da3102008-07-22 11:09:07 +01002113static void ftdi_set_termios(struct tty_struct *tty,
2114 struct usb_serial_port *port, struct ktermios *old_termios)
Johan Hovolde49bbce2010-03-17 23:06:09 +01002115{
Linus Torvalds1da177e2005-04-16 15:20:36 -07002116 struct usb_device *dev = port->serial->dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002117 struct ftdi_private *priv = usb_get_serial_port_data(port);
Alan Cox95da3102008-07-22 11:09:07 +01002118 struct ktermios *termios = tty->termios;
Alan Cox669a6db2007-10-18 01:24:24 -07002119 unsigned int cflag = termios->c_cflag;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002120 __u16 urb_value; /* will hold the new flags */
David Brownell5c09d142006-10-13 15:57:58 -07002121
Alan Cox464cbb22008-07-22 11:11:23 +01002122 /* Added for xon/xoff support */
Alan Cox669a6db2007-10-18 01:24:24 -07002123 unsigned int iflag = termios->c_iflag;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002124 unsigned char vstop;
2125 unsigned char vstart;
David Brownell5c09d142006-10-13 15:57:58 -07002126
Harvey Harrison441b62c2008-03-03 16:08:34 -08002127 dbg("%s", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002128
Alan Cox464cbb22008-07-22 11:11:23 +01002129 /* Force baud rate if this device requires it, unless it is set to
2130 B0. */
Alan Cox669a6db2007-10-18 01:24:24 -07002131 if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
Harvey Harrison441b62c2008-03-03 16:08:34 -08002132 dbg("%s: forcing baud rate for this device", __func__);
Alan Cox95da3102008-07-22 11:09:07 +01002133 tty_encode_baud_rate(tty, priv->force_baud,
Andrew Mortonbd5e47c2007-10-18 01:24:25 -07002134 priv->force_baud);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002135 }
2136
2137 /* Force RTS-CTS if this device requires it. */
2138 if (priv->force_rtscts) {
Harvey Harrison441b62c2008-03-03 16:08:34 -08002139 dbg("%s: forcing rtscts for this device", __func__);
Alan Cox669a6db2007-10-18 01:24:24 -07002140 termios->c_cflag |= CRTSCTS;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002141 }
2142
Alan Cox669a6db2007-10-18 01:24:24 -07002143 cflag = termios->c_cflag;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002144
Andrew Worsleyc5155982011-11-22 20:00:19 +11002145 if (old_termios == 0)
2146 goto no_skip;
2147
Andrew Worsleyb1ffb4c2011-11-18 23:13:33 +11002148 if (old_termios->c_cflag == termios->c_cflag
2149 && old_termios->c_ispeed == termios->c_ispeed
2150 && old_termios->c_ospeed == termios->c_ospeed)
2151 goto no_c_cflag_changes;
2152
David Brownell5c09d142006-10-13 15:57:58 -07002153 /* NOTE These routines can get interrupted by
Alan Cox464cbb22008-07-22 11:11:23 +01002154 ftdi_sio_read_bulk_callback - need to examine what this means -
2155 don't see any problems yet */
David Brownell5c09d142006-10-13 15:57:58 -07002156
Andrew Worsleyb1ffb4c2011-11-18 23:13:33 +11002157 if ((old_termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)) ==
2158 (termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
2159 goto no_data_parity_stop_changes;
2160
Andrew Worsleyc5155982011-11-22 20:00:19 +11002161no_skip:
Linus Torvalds1da177e2005-04-16 15:20:36 -07002162 /* Set number of data bits, parity, stop bits */
David Brownell5c09d142006-10-13 15:57:58 -07002163
Linus Torvalds1da177e2005-04-16 15:20:36 -07002164 urb_value = 0;
2165 urb_value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
2166 FTDI_SIO_SET_DATA_STOP_BITS_1);
Roland Koebler38fcb832009-10-05 19:58:56 +02002167 if (cflag & PARENB) {
2168 if (cflag & CMSPAR)
2169 urb_value |= cflag & PARODD ?
2170 FTDI_SIO_SET_DATA_PARITY_MARK :
2171 FTDI_SIO_SET_DATA_PARITY_SPACE;
2172 else
2173 urb_value |= cflag & PARODD ?
2174 FTDI_SIO_SET_DATA_PARITY_ODD :
2175 FTDI_SIO_SET_DATA_PARITY_EVEN;
2176 } else {
2177 urb_value |= FTDI_SIO_SET_DATA_PARITY_NONE;
2178 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002179 if (cflag & CSIZE) {
2180 switch (cflag & CSIZE) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002181 case CS7: urb_value |= 7; dbg("Setting CS7"); break;
2182 case CS8: urb_value |= 8; dbg("Setting CS8"); break;
2183 default:
Mark Adamsoncabe6cc2009-11-24 09:39:10 +00002184 dev_err(&port->dev, "CSIZE was set but not CS7-CS8\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07002185 }
2186 }
2187
Alan Cox464cbb22008-07-22 11:11:23 +01002188 /* This is needed by the break command since it uses the same command
2189 - but is or'ed with this value */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002190 priv->last_set_data_urb_value = urb_value;
David Brownell5c09d142006-10-13 15:57:58 -07002191
Linus Torvalds1da177e2005-04-16 15:20:36 -07002192 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07002193 FTDI_SIO_SET_DATA_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002194 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2195 urb_value , priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01002196 NULL, 0, WDR_SHORT_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002197 dev_err(&port->dev, "%s FAILED to set "
2198 "databits/stopbits/parity\n", __func__);
David Brownell5c09d142006-10-13 15:57:58 -07002199 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002200
2201 /* Now do the baudrate */
Andrew Worsleyb1ffb4c2011-11-18 23:13:33 +11002202no_data_parity_stop_changes:
Alan Cox464cbb22008-07-22 11:11:23 +01002203 if ((cflag & CBAUD) == B0) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002204 /* Disable flow control */
2205 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07002206 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002207 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
David Brownell5c09d142006-10-13 15:57:58 -07002208 0, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01002209 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002210 dev_err(&port->dev,
2211 "%s error from disable flowcontrol urb\n",
2212 __func__);
David Brownell5c09d142006-10-13 15:57:58 -07002213 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002214 /* Drop RTS and DTR */
Ian Abbott74ede0f2005-07-29 12:16:41 -07002215 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002216 } else {
2217 /* set the baudrate determined before */
Alessio Igor Bogani9c67d282010-03-13 18:35:14 +01002218 mutex_lock(&priv->cfg_lock);
Alan Cox464cbb22008-07-22 11:11:23 +01002219 if (change_speed(tty, port))
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002220 dev_err(&port->dev, "%s urb failed to set baudrate\n",
2221 __func__);
Alessio Igor Bogani9c67d282010-03-13 18:35:14 +01002222 mutex_unlock(&priv->cfg_lock);
Peter Favrholdt72a755f2005-09-22 00:48:49 -07002223 /* Ensure RTS and DTR are raised when baudrate changed from 0 */
Alan Cox464cbb22008-07-22 11:11:23 +01002224 if (!old_termios || (old_termios->c_cflag & CBAUD) == B0)
Peter Favrholdt72a755f2005-09-22 00:48:49 -07002225 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002226 }
2227
2228 /* Set flow control */
2229 /* Note device also supports DTR/CD (ugh) and Xon/Xoff in hardware */
Andrew Worsleyb1ffb4c2011-11-18 23:13:33 +11002230no_c_cflag_changes:
Linus Torvalds1da177e2005-04-16 15:20:36 -07002231 if (cflag & CRTSCTS) {
Harvey Harrison441b62c2008-03-03 16:08:34 -08002232 dbg("%s Setting to CRTSCTS flow control", __func__);
David Brownell5c09d142006-10-13 15:57:58 -07002233 if (usb_control_msg(dev,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002234 usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07002235 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002236 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2237 0 , (FTDI_SIO_RTS_CTS_HS | priv->interface),
Johan Hovold66e47e62009-12-24 12:42:09 +01002238 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002239 dev_err(&port->dev,
2240 "urb failed to set to rts/cts flow control\n");
David Brownell5c09d142006-10-13 15:57:58 -07002241 }
2242
2243 } else {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002244 /*
2245 * Xon/Xoff code
2246 *
Alan Cox464cbb22008-07-22 11:11:23 +01002247 * Check the IXOFF status in the iflag component of the
2248 * termios structure. If IXOFF is not set, the pre-xon/xoff
2249 * code is executed.
2250 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002251 if (iflag & IXOFF) {
Alan Cox464cbb22008-07-22 11:11:23 +01002252 dbg("%s request to enable xonxoff iflag=%04x",
2253 __func__, iflag);
2254 /* Try to enable the XON/XOFF on the ftdi_sio
2255 * Set the vstart and vstop -- could have been done up
2256 * above where a lot of other dereferencing is done but
2257 * that would be very inefficient as vstart and vstop
2258 * are not always needed.
2259 */
Alan Cox669a6db2007-10-18 01:24:24 -07002260 vstart = termios->c_cc[VSTART];
2261 vstop = termios->c_cc[VSTOP];
Alan Cox464cbb22008-07-22 11:11:23 +01002262 urb_value = (vstop << 8) | (vstart);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002263
2264 if (usb_control_msg(dev,
2265 usb_sndctrlpipe(dev, 0),
2266 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2267 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2268 urb_value , (FTDI_SIO_XON_XOFF_HS
2269 | priv->interface),
Johan Hovold66e47e62009-12-24 12:42:09 +01002270 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002271 dev_err(&port->dev, "urb failed to set to "
2272 "xon/xoff flow control\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07002273 }
2274 } else {
Alan Cox464cbb22008-07-22 11:11:23 +01002275 /* else clause to only run if cflag ! CRTSCTS and iflag
2276 * ! XOFF. CHECKME Assuming XON/XOFF handled by tty
2277 * stack - not by device */
Harvey Harrison441b62c2008-03-03 16:08:34 -08002278 dbg("%s Turning off hardware flow control", __func__);
David Brownell5c09d142006-10-13 15:57:58 -07002279 if (usb_control_msg(dev,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002280 usb_sndctrlpipe(dev, 0),
David Brownell5c09d142006-10-13 15:57:58 -07002281 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
Linus Torvalds1da177e2005-04-16 15:20:36 -07002282 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
David Brownell5c09d142006-10-13 15:57:58 -07002283 0, priv->interface,
Johan Hovold66e47e62009-12-24 12:42:09 +01002284 NULL, 0, WDR_TIMEOUT) < 0) {
Greg Kroah-Hartman194343d2008-08-20 16:56:34 -07002285 dev_err(&port->dev,
2286 "urb failed to clear flow control\n");
David Brownell5c09d142006-10-13 15:57:58 -07002287 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07002288 }
David Brownell5c09d142006-10-13 15:57:58 -07002289
Linus Torvalds1da177e2005-04-16 15:20:36 -07002290 }
Alan Cox95da3102008-07-22 11:09:07 +01002291}
Linus Torvalds1da177e2005-04-16 15:20:36 -07002292
Alan Cox60b33c12011-02-14 16:26:14 +00002293static int ftdi_tiocmget(struct tty_struct *tty)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002294{
Alan Cox95da3102008-07-22 11:09:07 +01002295 struct usb_serial_port *port = tty->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002296 struct ftdi_private *priv = usb_get_serial_port_data(port);
Johan Hovold66e47e62009-12-24 12:42:09 +01002297 unsigned char *buf;
Johan Hovolda3f81682009-12-24 12:42:10 +01002298 int len;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002299 int ret;
2300
Harvey Harrison441b62c2008-03-03 16:08:34 -08002301 dbg("%s TIOCMGET", __func__);
Johan Hovold66e47e62009-12-24 12:42:09 +01002302
2303 buf = kmalloc(2, GFP_KERNEL);
2304 if (!buf)
2305 return -ENOMEM;
Johan Hovolda3f81682009-12-24 12:42:10 +01002306 /*
2307 * The 8U232AM returns a two byte value (the SIO a 1 byte value) in
2308 * the same format as the data returned from the in point.
2309 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002310 switch (priv->chip_type) {
2311 case SIO:
Johan Hovolda3f81682009-12-24 12:42:10 +01002312 len = 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002313 break;
2314 case FT8U232AM:
2315 case FT232BM:
2316 case FT2232C:
Andrew M. Bishoped6e5282007-08-21 19:08:56 +01002317 case FT232RL:
Mark Adamson094c2e62009-04-09 15:03:09 +01002318 case FT2232H:
2319 case FT4232H:
Uwe Bonnes309427b2011-06-17 17:30:23 +02002320 case FT232H:
Jim Parisdc0827c2012-03-14 17:54:25 -04002321 case FTX:
Johan Hovolda3f81682009-12-24 12:42:10 +01002322 len = 2;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002323 break;
2324 default:
Johan Hovold66e47e62009-12-24 12:42:09 +01002325 ret = -EFAULT;
2326 goto out;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002327 }
David Brownell5c09d142006-10-13 15:57:58 -07002328
Johan Hovolda3f81682009-12-24 12:42:10 +01002329 ret = usb_control_msg(port->serial->dev,
2330 usb_rcvctrlpipe(port->serial->dev, 0),
2331 FTDI_SIO_GET_MODEM_STATUS_REQUEST,
2332 FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
2333 0, priv->interface,
2334 buf, len, WDR_TIMEOUT);
2335 if (ret < 0)
2336 goto out;
2337
Johan Hovold66e47e62009-12-24 12:42:09 +01002338 ret = (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) |
Linus Torvalds1da177e2005-04-16 15:20:36 -07002339 (buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) |
2340 (buf[0] & FTDI_SIO_RI_MASK ? TIOCM_RI : 0) |
2341 (buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD : 0) |
David Brownell5c09d142006-10-13 15:57:58 -07002342 priv->last_dtr_rts;
Johan Hovold66e47e62009-12-24 12:42:09 +01002343out:
2344 kfree(buf);
2345 return ret;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002346}
2347
Alan Cox20b9d172011-02-14 16:26:50 +00002348static int ftdi_tiocmset(struct tty_struct *tty,
Alan Cox95da3102008-07-22 11:09:07 +01002349 unsigned int set, unsigned int clear)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002350{
Alan Cox95da3102008-07-22 11:09:07 +01002351 struct usb_serial_port *port = tty->driver_data;
Harvey Harrison441b62c2008-03-03 16:08:34 -08002352 dbg("%s TIOCMSET", __func__);
Ian Abbott74ede0f2005-07-29 12:16:41 -07002353 return update_mctrl(port, set, clear);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002354}
2355
Uwe Bonnesc75ccd42011-10-10 17:24:08 +02002356static int ftdi_get_icount(struct tty_struct *tty,
2357 struct serial_icounter_struct *icount)
2358{
2359 struct usb_serial_port *port = tty->driver_data;
2360 struct ftdi_private *priv = usb_get_serial_port_data(port);
2361 struct async_icount *ic = &priv->icount;
2362
2363 icount->cts = ic->cts;
2364 icount->dsr = ic->dsr;
2365 icount->rng = ic->rng;
2366 icount->dcd = ic->dcd;
2367 icount->tx = ic->tx;
2368 icount->rx = ic->rx;
2369 icount->frame = ic->frame;
2370 icount->parity = ic->parity;
2371 icount->overrun = ic->overrun;
2372 icount->brk = ic->brk;
2373 icount->buf_overrun = ic->buf_overrun;
2374 return 0;
2375}
2376
Alan Cox00a0d0d2011-02-14 16:27:06 +00002377static int ftdi_ioctl(struct tty_struct *tty,
Alan Cox464cbb22008-07-22 11:11:23 +01002378 unsigned int cmd, unsigned long arg)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002379{
Alan Cox95da3102008-07-22 11:09:07 +01002380 struct usb_serial_port *port = tty->driver_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002381 struct ftdi_private *priv = usb_get_serial_port_data(port);
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002382 struct async_icount cnow;
2383 struct async_icount cprev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002384
Harvey Harrison441b62c2008-03-03 16:08:34 -08002385 dbg("%s cmd 0x%04x", __func__, cmd);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002386
2387 /* Based on code from acm.c and others */
2388 switch (cmd) {
2389
Linus Torvalds1da177e2005-04-16 15:20:36 -07002390 case TIOCGSERIAL: /* gets serial port data */
Alan Cox464cbb22008-07-22 11:11:23 +01002391 return get_serial_info(port,
2392 (struct serial_struct __user *) arg);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002393
2394 case TIOCSSERIAL: /* sets serial port data */
Alan Cox464cbb22008-07-22 11:11:23 +01002395 return set_serial_info(tty, port,
2396 (struct serial_struct __user *) arg);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002397
2398 /*
2399 * Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change
2400 * - mask passed in arg for lines of interest
2401 * (use |'ed TIOCM_RNG/DSR/CD/CTS for masking)
2402 * Caller should use TIOCGICOUNT to see which one it was.
2403 *
2404 * This code is borrowed from linux/drivers/char/serial.c
2405 */
2406 case TIOCMIWAIT:
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002407 cprev = priv->icount;
Simon Arlott876ae502012-03-26 23:27:59 +01002408 while (!priv->dev_gone) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07002409 interruptible_sleep_on(&priv->delta_msr_wait);
2410 /* see if a signal did it */
2411 if (signal_pending(current))
2412 return -ERESTARTSYS;
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002413 cnow = priv->icount;
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002414 if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
2415 ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
2416 ((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) ||
2417 ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts))) {
2418 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002419 }
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002420 cprev = cnow;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002421 }
Simon Arlott876ae502012-03-26 23:27:59 +01002422 return -EIO;
Uwe Bonnes1d749f92011-10-10 17:24:51 +02002423 break;
Greg Kroah-Hartmanc466cd22010-12-16 13:40:42 -08002424 case TIOCSERGETLSR:
2425 return get_lsr_info(port, (struct serial_struct __user *)arg);
2426 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002427 default:
2428 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07002429 }
Alan Cox464cbb22008-07-22 11:11:23 +01002430 /* This is not necessarily an error - turns out the higher layers
2431 * will do some ioctls themselves (see comment above)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002432 */
Harvey Harrison441b62c2008-03-03 16:08:34 -08002433 dbg("%s arg not supported - it was 0x%04x - check /usr/include/asm/ioctls.h", __func__, cmd);
Alan Cox95da3102008-07-22 11:09:07 +01002434 return -ENOIOCTLCMD;
2435}
Linus Torvalds1da177e2005-04-16 15:20:36 -07002436
Alan Cox464cbb22008-07-22 11:11:23 +01002437static int __init ftdi_init(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002438{
2439 int retval;
2440
Harvey Harrison441b62c2008-03-03 16:08:34 -08002441 dbg("%s", __func__);
Ian Abbottfdcb0a02005-07-28 18:40:32 +01002442 if (vendor > 0 && product > 0) {
2443 /* Add user specified VID/PID to reserved element of table. */
2444 int i;
2445 for (i = 0; id_table_combined[i].idVendor; i++)
2446 ;
2447 id_table_combined[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE;
2448 id_table_combined[i].idVendor = vendor;
2449 id_table_combined[i].idProduct = product;
2450 }
Alan Stern97b6b6d2012-02-23 14:56:32 -05002451 retval = usb_serial_register_drivers(&ftdi_driver, serial_drivers);
2452 if (retval == 0)
2453 printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
2454 DRIVER_DESC "\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07002455 return retval;
2456}
2457
Alan Cox464cbb22008-07-22 11:11:23 +01002458static void __exit ftdi_exit(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -07002459{
Harvey Harrison441b62c2008-03-03 16:08:34 -08002460 dbg("%s", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002461
Alan Stern97b6b6d2012-02-23 14:56:32 -05002462 usb_serial_deregister_drivers(&ftdi_driver, serial_drivers);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002463}
2464
2465
2466module_init(ftdi_init);
2467module_exit(ftdi_exit);
2468
Alan Cox464cbb22008-07-22 11:11:23 +01002469MODULE_AUTHOR(DRIVER_AUTHOR);
2470MODULE_DESCRIPTION(DRIVER_DESC);
Linus Torvalds1da177e2005-04-16 15:20:36 -07002471MODULE_LICENSE("GPL");
2472
2473module_param(debug, bool, S_IRUGO | S_IWUSR);
2474MODULE_PARM_DESC(debug, "Debug enabled or not");
Ian Abbottfdcb0a02005-07-28 18:40:32 +01002475module_param(vendor, ushort, 0);
2476MODULE_PARM_DESC(vendor, "User specified vendor ID (default="
2477 __MODULE_STRING(FTDI_VID)")");
2478module_param(product, ushort, 0);
Paulius Zaleckas68265042008-09-10 17:18:46 +03002479MODULE_PARM_DESC(product, "User specified product ID");
Linus Torvalds1da177e2005-04-16 15:20:36 -07002480
Martin Geleynseb760dac2009-07-02 13:10:35 -04002481module_param(ndi_latency_timer, int, S_IRUGO | S_IWUSR);
2482MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override");