Version:  2.6.34 2.6.35 2.6.36 2.6.37 2.6.38 2.6.39 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14

Linux/drivers/usb/serial/ftdi_sio.c

  1 /*
  2  * USB FTDI SIO driver
  3  *
  4  *      Copyright (C) 2009 - 2013
  5  *          Johan Hovold (jhovold@gmail.com)
  6  *      Copyright (C) 1999 - 2001
  7  *          Greg Kroah-Hartman (greg@kroah.com)
  8  *          Bill Ryder (bryder@sgi.com)
  9  *      Copyright (C) 2002
 10  *          Kuba Ober (kuba@mareimbrium.org)
 11  *
 12  *      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.
 16  *
 17  * See Documentation/usb/usb-serial.txt for more information on using this
 18  * driver
 19  *
 20  * See http://ftdi-usb-sio.sourceforge.net for up to date testing info
 21  *      and extra documentation
 22  *
 23  * 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.
 25  *
 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 */
 31 /* Thanx to gkh and the rest of the usb dev group for all code I have
 32    assimilated :-) */
 33 
 34 #include <linux/kernel.h>
 35 #include <linux/errno.h>
 36 #include <linux/slab.h>
 37 #include <linux/tty.h>
 38 #include <linux/tty_driver.h>
 39 #include <linux/tty_flip.h>
 40 #include <linux/module.h>
 41 #include <linux/spinlock.h>
 42 #include <linux/mutex.h>
 43 #include <linux/uaccess.h>
 44 #include <linux/usb.h>
 45 #include <linux/serial.h>
 46 #include <linux/usb/serial.h>
 47 #include "ftdi_sio.h"
 48 #include "ftdi_sio_ids.h"
 49 
 50 #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>"
 51 #define DRIVER_DESC "USB FTDI Serial Converters Driver"
 52 
 53 
 54 struct ftdi_private {
 55         enum ftdi_chip_type chip_type;
 56                                 /* type of device, either SIO or FT8U232AM */
 57         int baud_base;          /* baud base clock for divisor setting */
 58         int custom_divisor;     /* custom_divisor kludge, this is for
 59                                    baud_base (different from what goes to the
 60                                    chip!) */
 61         __u16 last_set_data_urb_value ;
 62                                 /* the last data state set - needed for doing
 63                                  * a break
 64                                  */
 65         int flags;              /* some ASYNC_xxxx flags are supported */
 66         unsigned long last_dtr_rts;     /* saved modem control outputs */
 67         char prev_status;        /* Used for TIOCMIWAIT */
 68         char transmit_empty;    /* If transmitter is empty or not */
 69         __u16 interface;        /* FT2232C, FT2232H or FT4232H port interface
 70                                    (0 for FT232/245) */
 71 
 72         speed_t force_baud;     /* if non-zero, force the baud rate to
 73                                    this value */
 74         int force_rtscts;       /* if non-zero, force RTS-CTS to always
 75                                    be enabled */
 76 
 77         unsigned int latency;           /* latency setting in use */
 78         unsigned short max_packet_size;
 79         struct mutex cfg_lock; /* Avoid mess by parallel calls of config ioctl() and change_speed() */
 80 };
 81 
 82 /* struct ftdi_sio_quirk is used by devices requiring special attention. */
 83 struct ftdi_sio_quirk {
 84         int (*probe)(struct usb_serial *);
 85         /* Special settings for probed ports. */
 86         void (*port_probe)(struct ftdi_private *);
 87 };
 88 
 89 static int   ftdi_jtag_probe(struct usb_serial *serial);
 90 static int   ftdi_mtxorb_hack_setup(struct usb_serial *serial);
 91 static int   ftdi_NDI_device_setup(struct usb_serial *serial);
 92 static int   ftdi_stmclite_probe(struct usb_serial *serial);
 93 static int   ftdi_8u2232c_probe(struct usb_serial *serial);
 94 static void  ftdi_USB_UIRT_setup(struct ftdi_private *priv);
 95 static void  ftdi_HE_TIRA1_setup(struct ftdi_private *priv);
 96 
 97 static struct ftdi_sio_quirk ftdi_jtag_quirk = {
 98         .probe  = ftdi_jtag_probe,
 99 };
100 
101 static struct ftdi_sio_quirk ftdi_mtxorb_hack_quirk = {
102         .probe  = ftdi_mtxorb_hack_setup,
103 };
104 
105 static struct ftdi_sio_quirk ftdi_NDI_device_quirk = {
106         .probe  = ftdi_NDI_device_setup,
107 };
108 
109 static struct ftdi_sio_quirk ftdi_USB_UIRT_quirk = {
110         .port_probe = ftdi_USB_UIRT_setup,
111 };
112 
113 static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
114         .port_probe = ftdi_HE_TIRA1_setup,
115 };
116 
117 static struct ftdi_sio_quirk ftdi_stmclite_quirk = {
118         .probe  = ftdi_stmclite_probe,
119 };
120 
121 static struct ftdi_sio_quirk ftdi_8u2232c_quirk = {
122         .probe  = ftdi_8u2232c_probe,
123 };
124 
125 /*
126  * The 8U232AM has the same API as the sio except for:
127  * - it can support MUCH higher baudrates; up to:
128  *   o 921600 for RS232 and 2000000 for RS422/485 at 48MHz
129  *   o 230400 at 12MHz
130  *   so .. 8U232AM's baudrate setting codes are different
131  * - it has a two byte status code.
132  * - it returns characters every 16ms (the FTDI does it every 40ms)
133  *
134  * the bcdDevice value is used to differentiate FT232BM and FT245BM from
135  * the earlier FT8U232AM and FT8U232BM.  For now, include all known VID/PID
136  * combinations in both tables.
137  * FIXME: perhaps bcdDevice can also identify 12MHz FT8U232AM devices,
138  * but I don't know if those ever went into mass production. [Ian Abbott]
139  */
140 
141 
142 
143 /*
144  * Device ID not listed? Test it using
145  * /sys/bus/usb-serial/drivers/ftdi_sio/new_id and send a patch or report.
146  */
147 static const struct usb_device_id id_table_combined[] = {
148         { USB_DEVICE(FTDI_VID, FTDI_ZEITCONTROL_TAGTRACE_MIFARE_PID) },
149         { USB_DEVICE(FTDI_VID, FTDI_CTI_MINI_PID) },
150         { USB_DEVICE(FTDI_VID, FTDI_CTI_NANO_PID) },
151         { USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) },
152         { USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) },
153         { USB_DEVICE(FTDI_VID, FTDI_CANDAPTER_PID) },
154         { USB_DEVICE(FTDI_VID, FTDI_NXTCAM_PID) },
155         { USB_DEVICE(FTDI_VID, FTDI_EV3CON_PID) },
156         { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) },
157         { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) },
158         { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) },
159         { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_3_PID) },
160         { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_4_PID) },
161         { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_5_PID) },
162         { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_6_PID) },
163         { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_7_PID) },
164         { USB_DEVICE(FTDI_VID, FTDI_USINT_CAT_PID) },
165         { USB_DEVICE(FTDI_VID, FTDI_USINT_WKEY_PID) },
166         { USB_DEVICE(FTDI_VID, FTDI_USINT_RS232_PID) },
167         { USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) },
168         { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
169         { USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
170         { USB_DEVICE(FTDI_VID, FTDI_IPLUS2_PID) },
171         { USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) },
172         { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
173         { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
174         { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
175         { USB_DEVICE(FTDI_VID, FTDI_232RL_PID) },
176         { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) ,
177                 .driver_info = (kernel_ulong_t)&ftdi_8u2232c_quirk },
178         { USB_DEVICE(FTDI_VID, FTDI_4232H_PID) },
179         { USB_DEVICE(FTDI_VID, FTDI_232H_PID) },
180         { USB_DEVICE(FTDI_VID, FTDI_FTX_PID) },
181         { USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) },
182         { USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) },
183         { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) },
184         { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_SNIFFER_PID) },
185         { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_THROTTLE_PID) },
186         { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GATEWAY_PID) },
187         { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_PID) },
188         { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_BOOST_PID) },
189         { USB_DEVICE(NEWPORT_VID, NEWPORT_AGILIS_PID) },
190         { USB_DEVICE(NEWPORT_VID, NEWPORT_CONEX_CC_PID) },
191         { USB_DEVICE(NEWPORT_VID, NEWPORT_CONEX_AGP_PID) },
192         { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
193         { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
194         { USB_DEVICE(FTDI_VID, FTDI_SPROG_II) },
195         { USB_DEVICE(FTDI_VID, FTDI_TAGSYS_LP101_PID) },
196         { USB_DEVICE(FTDI_VID, FTDI_TAGSYS_P200X_PID) },
197         { USB_DEVICE(FTDI_VID, FTDI_LENZ_LIUSB_PID) },
198         { USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) },
199         { USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) },
200         { USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) },
201         { USB_DEVICE(FTDI_VID, FTDI_XF_633_PID) },
202         { USB_DEVICE(FTDI_VID, FTDI_XF_631_PID) },
203         { USB_DEVICE(FTDI_VID, FTDI_XF_635_PID) },
204         { USB_DEVICE(FTDI_VID, FTDI_XF_640_PID) },
205         { USB_DEVICE(FTDI_VID, FTDI_XF_642_PID) },
206         { USB_DEVICE(FTDI_VID, FTDI_DSS20_PID) },
207         { USB_DEVICE(FTDI_VID, FTDI_URBAN_0_PID) },
208         { USB_DEVICE(FTDI_VID, FTDI_URBAN_1_PID) },
209         { USB_DEVICE(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID) },
210         { USB_DEVICE(FTDI_VID, FTDI_VNHCPCUSB_D_PID) },
211         { USB_DEVICE(FTDI_VID, FTDI_MTXORB_0_PID) },
212         { USB_DEVICE(FTDI_VID, FTDI_MTXORB_1_PID) },
213         { USB_DEVICE(FTDI_VID, FTDI_MTXORB_2_PID) },
214         { USB_DEVICE(FTDI_VID, FTDI_MTXORB_3_PID) },
215         { USB_DEVICE(FTDI_VID, FTDI_MTXORB_4_PID) },
216         { USB_DEVICE(FTDI_VID, FTDI_MTXORB_5_PID) },
217         { USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) },
218         { USB_DEVICE(FTDI_VID, FTDI_R2000KU_TRUE_RNG) },
219         { USB_DEVICE(FTDI_VID, FTDI_VARDAAN_PID) },
220         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0100_PID) },
221         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0101_PID) },
222         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0102_PID) },
223         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0103_PID) },
224         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0104_PID) },
225         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0105_PID) },
226         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0106_PID) },
227         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0107_PID) },
228         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0108_PID) },
229         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0109_PID) },
230         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010A_PID) },
231         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010B_PID) },
232         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010C_PID) },
233         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010D_PID) },
234         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010E_PID) },
235         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010F_PID) },
236         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0110_PID) },
237         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0111_PID) },
238         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0112_PID) },
239         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0113_PID) },
240         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0114_PID) },
241         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0115_PID) },
242         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0116_PID) },
243         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0117_PID) },
244         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0118_PID) },
245         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0119_PID) },
246         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011A_PID) },
247         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011B_PID) },
248         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011C_PID) },
249         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011D_PID) },
250         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011E_PID) },
251         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011F_PID) },
252         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0120_PID) },
253         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0121_PID) },
254         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0122_PID) },
255         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0123_PID) },
256         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0124_PID) },
257         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0125_PID) },
258         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0126_PID) },
259         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID),
260                 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
261         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0128_PID) },
262         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0129_PID) },
263         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012A_PID) },
264         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012B_PID) },
265         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID),
266                 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
267         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012D_PID) },
268         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012E_PID) },
269         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012F_PID) },
270         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0130_PID) },
271         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0131_PID) },
272         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0132_PID) },
273         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0133_PID) },
274         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0134_PID) },
275         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0135_PID) },
276         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0136_PID) },
277         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0137_PID) },
278         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0138_PID) },
279         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0139_PID) },
280         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013A_PID) },
281         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013B_PID) },
282         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013C_PID) },
283         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013D_PID) },
284         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013E_PID) },
285         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013F_PID) },
286         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0140_PID) },
287         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0141_PID) },
288         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0142_PID) },
289         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0143_PID) },
290         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0144_PID) },
291         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0145_PID) },
292         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0146_PID) },
293         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0147_PID) },
294         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0148_PID) },
295         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0149_PID) },
296         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014A_PID) },
297         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014B_PID) },
298         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014C_PID) },
299         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014D_PID) },
300         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014E_PID) },
301         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014F_PID) },
302         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0150_PID) },
303         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0151_PID) },
304         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0152_PID) },
305         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID),
306                 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
307         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID),
308                 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
309         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID),
310                 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
311         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID),
312                 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
313         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID),
314                 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
315         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID),
316                 .driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
317         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0159_PID) },
318         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015A_PID) },
319         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015B_PID) },
320         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015C_PID) },
321         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015D_PID) },
322         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015E_PID) },
323         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015F_PID) },
324         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0160_PID) },
325         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0161_PID) },
326         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0162_PID) },
327         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0163_PID) },
328         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0164_PID) },
329         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0165_PID) },
330         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0166_PID) },
331         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0167_PID) },
332         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0168_PID) },
333         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0169_PID) },
334         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016A_PID) },
335         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016B_PID) },
336         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016C_PID) },
337         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016D_PID) },
338         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016E_PID) },
339         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016F_PID) },
340         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0170_PID) },
341         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0171_PID) },
342         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0172_PID) },
343         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0173_PID) },
344         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0174_PID) },
345         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0175_PID) },
346         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0176_PID) },
347         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0177_PID) },
348         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0178_PID) },
349         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0179_PID) },
350         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017A_PID) },
351         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017B_PID) },
352         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017C_PID) },
353         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017D_PID) },
354         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017E_PID) },
355         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017F_PID) },
356         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0180_PID) },
357         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0181_PID) },
358         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0182_PID) },
359         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0183_PID) },
360         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0184_PID) },
361         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0185_PID) },
362         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0186_PID) },
363         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0187_PID) },
364         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0188_PID) },
365         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0189_PID) },
366         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018A_PID) },
367         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018B_PID) },
368         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018C_PID) },
369         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018D_PID) },
370         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018E_PID) },
371         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018F_PID) },
372         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0190_PID) },
373         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0191_PID) },
374         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0192_PID) },
375         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0193_PID) },
376         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0194_PID) },
377         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0195_PID) },
378         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0196_PID) },
379         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0197_PID) },
380         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0198_PID) },
381         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0199_PID) },
382         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019A_PID) },
383         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019B_PID) },
384         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019C_PID) },
385         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019D_PID) },
386         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019E_PID) },
387         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019F_PID) },
388         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A0_PID) },
389         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A1_PID) },
390         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A2_PID) },
391         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A3_PID) },
392         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A4_PID) },
393         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A5_PID) },
394         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A6_PID) },
395         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A7_PID) },
396         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A8_PID) },
397         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A9_PID) },
398         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AA_PID) },
399         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AB_PID) },
400         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AC_PID) },
401         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AD_PID) },
402         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AE_PID) },
403         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AF_PID) },
404         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B0_PID) },
405         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B1_PID) },
406         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B2_PID) },
407         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B3_PID) },
408         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B4_PID) },
409         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B5_PID) },
410         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B6_PID) },
411         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B7_PID) },
412         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B8_PID) },
413         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B9_PID) },
414         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BA_PID) },
415         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BB_PID) },
416         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BC_PID) },
417         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BD_PID) },
418         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BE_PID) },
419         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BF_PID) },
420         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C0_PID) },
421         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C1_PID) },
422         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C2_PID) },
423         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C3_PID) },
424         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C4_PID) },
425         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C5_PID) },
426         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C6_PID) },
427         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C7_PID) },
428         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C8_PID) },
429         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C9_PID) },
430         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CA_PID) },
431         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CB_PID) },
432         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CC_PID) },
433         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CD_PID) },
434         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CE_PID) },
435         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CF_PID) },
436         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D0_PID) },
437         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D1_PID) },
438         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D2_PID) },
439         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D3_PID) },
440         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D4_PID) },
441         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D5_PID) },
442         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D6_PID) },
443         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D7_PID) },
444         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D8_PID) },
445         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D9_PID) },
446         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DA_PID) },
447         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DB_PID) },
448         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DC_PID) },
449         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DD_PID) },
450         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DE_PID) },
451         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DF_PID) },
452         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E0_PID) },
453         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E1_PID) },
454         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E2_PID) },
455         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E3_PID) },
456         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E4_PID) },
457         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E5_PID) },
458         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E6_PID) },
459         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E7_PID) },
460         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E8_PID) },
461         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E9_PID) },
462         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EA_PID) },
463         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EB_PID) },
464         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EC_PID) },
465         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01ED_PID) },
466         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EE_PID) },
467         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EF_PID) },
468         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F0_PID) },
469         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F1_PID) },
470         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F2_PID) },
471         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F3_PID) },
472         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F4_PID) },
473         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F5_PID) },
474         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F6_PID) },
475         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F7_PID) },
476         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F8_PID) },
477         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F9_PID) },
478         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FA_PID) },
479         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FB_PID) },
480         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FC_PID) },
481         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) },
482         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) },
483         { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) },
484         { USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) },
485         { USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) },
486         { USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) },
487         { USB_DEVICE(FTDI_VID, FTDI_USBX_707_PID) },
488         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) },
489         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) },
490         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2103_PID) },
491         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2104_PID) },
492         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2106_PID) },
493         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_1_PID) },
494         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_2_PID) },
495         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_1_PID) },
496         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_2_PID) },
497         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_1_PID) },
498         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_2_PID) },
499         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_1_PID) },
500         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_2_PID) },
501         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_3_PID) },
502         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_4_PID) },
503         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_1_PID) },
504         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_2_PID) },
505         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_3_PID) },
506         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_4_PID) },
507         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_1_PID) },
508         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_2_PID) },
509         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_3_PID) },
510         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_4_PID) },
511         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_1_PID) },
512         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_2_PID) },
513         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_3_PID) },
514         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_4_PID) },
515         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_5_PID) },
516         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_6_PID) },
517         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_7_PID) },
518         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_8_PID) },
519         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_1_PID) },
520         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_2_PID) },
521         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_3_PID) },
522         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_4_PID) },
523         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_5_PID) },
524         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_6_PID) },
525         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_7_PID) },
526         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_8_PID) },
527         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_1_PID) },
528         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_2_PID) },
529         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_3_PID) },
530         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_4_PID) },
531         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_5_PID) },
532         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_6_PID) },
533         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_7_PID) },
534         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) },
535         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_1_PID) },
536         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_2_PID) },
537         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_3_PID) },
538         { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_4_PID) },
539         { USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) },
540         { USB_DEVICE(OCT_VID, OCT_US101_PID) },
541         { USB_DEVICE(OCT_VID, OCT_DK201_PID) },
542         { USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID),
543                 .driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk },
544         { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID),
545                 .driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk },
546         { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) },
547         { USB_DEVICE(FTDI_VID, PROTEGO_R2X0) },
548         { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) },
549         { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) },
550         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) },
551         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) },
552         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) },
553         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) },
554         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) },
555         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) },
556         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) },
557         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) },
558         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) },
559         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) },
560         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) },
561         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) },
562         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) },
563         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) },
564         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) },
565         { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) },
566         { USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
567         { USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) },
568         { USB_DEVICE(FTDI_VID, FTDI_ELV_UR100_PID) },
569         { USB_DEVICE(FTDI_VID, FTDI_ELV_ALC8500_PID) },
570         { USB_DEVICE(FTDI_VID, FTDI_PYRAMID_PID) },
571         { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1000PC_PID) },
572         { USB_DEVICE(FTDI_VID, FTDI_IBS_US485_PID) },
573         { USB_DEVICE(FTDI_VID, FTDI_IBS_PICPRO_PID) },
574         { USB_DEVICE(FTDI_VID, FTDI_IBS_PCMCIA_PID) },
575         { USB_DEVICE(FTDI_VID, FTDI_IBS_PK1_PID) },
576         { USB_DEVICE(FTDI_VID, FTDI_IBS_RS232MON_PID) },
577         { USB_DEVICE(FTDI_VID, FTDI_IBS_APP70_PID) },
578         { USB_DEVICE(FTDI_VID, FTDI_IBS_PEDO_PID) },
579         { USB_DEVICE(FTDI_VID, FTDI_IBS_PROD_PID) },
580         { USB_DEVICE(FTDI_VID, FTDI_TAVIR_STK500_PID) },
581         { USB_DEVICE(FTDI_VID, FTDI_TIAO_UMPA_PID),
582                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
583         /*
584          * ELV devices:
585          */
586         { USB_DEVICE(FTDI_ELV_VID, FTDI_ELV_WS300_PID) },
587         { USB_DEVICE(FTDI_VID, FTDI_ELV_USR_PID) },
588         { USB_DEVICE(FTDI_VID, FTDI_ELV_MSM1_PID) },
589         { USB_DEVICE(FTDI_VID, FTDI_ELV_KL100_PID) },
590         { USB_DEVICE(FTDI_VID, FTDI_ELV_WS550_PID) },
591         { USB_DEVICE(FTDI_VID, FTDI_ELV_EC3000_PID) },
592         { USB_DEVICE(FTDI_VID, FTDI_ELV_WS888_PID) },
593         { USB_DEVICE(FTDI_VID, FTDI_ELV_TWS550_PID) },
594         { USB_DEVICE(FTDI_VID, FTDI_ELV_FEM_PID) },
595         { USB_DEVICE(FTDI_VID, FTDI_ELV_CLI7000_PID) },
596         { USB_DEVICE(FTDI_VID, FTDI_ELV_PPS7330_PID) },
597         { USB_DEVICE(FTDI_VID, FTDI_ELV_TFM100_PID) },
598         { USB_DEVICE(FTDI_VID, FTDI_ELV_UDF77_PID) },
599         { USB_DEVICE(FTDI_VID, FTDI_ELV_UIO88_PID) },
600         { USB_DEVICE(FTDI_VID, FTDI_ELV_UAD8_PID) },
601         { USB_DEVICE(FTDI_VID, FTDI_ELV_UDA7_PID) },
602         { USB_DEVICE(FTDI_VID, FTDI_ELV_USI2_PID) },
603         { USB_DEVICE(FTDI_VID, FTDI_ELV_T1100_PID) },
604         { USB_DEVICE(FTDI_VID, FTDI_ELV_PCD200_PID) },
605         { USB_DEVICE(FTDI_VID, FTDI_ELV_ULA200_PID) },
606         { USB_DEVICE(FTDI_VID, FTDI_ELV_CSI8_PID) },
607         { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1000DL_PID) },
608         { USB_DEVICE(FTDI_VID, FTDI_ELV_PCK100_PID) },
609         { USB_DEVICE(FTDI_VID, FTDI_ELV_RFP500_PID) },
610         { USB_DEVICE(FTDI_VID, FTDI_ELV_FS20SIG_PID) },
611         { USB_DEVICE(FTDI_VID, FTDI_ELV_UTP8_PID) },
612         { USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) },
613         { USB_DEVICE(FTDI_VID, FTDI_ELV_WS444PC_PID) },
614         { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) },
615         { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1010PC_PID) },
616         { USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) },
617         { USB_DEVICE(FTDI_VID, FTDI_ELV_HS485_PID) },
618         { USB_DEVICE(FTDI_VID, FTDI_ELV_UMS100_PID) },
619         { USB_DEVICE(FTDI_VID, FTDI_ELV_TFD128_PID) },
620         { USB_DEVICE(FTDI_VID, FTDI_ELV_FM3RX_PID) },
621         { USB_DEVICE(FTDI_VID, FTDI_ELV_WS777_PID) },
622         { USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
623         { USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
624         { USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
625         { USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) },
626         { USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) },
627         { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
628         { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
629         { USB_DEVICE(FTDI_VID, FTDI_CCSMACHX_2_PID) },
630         { USB_DEVICE(FTDI_VID, FTDI_CCSLOAD_N_GO_3_PID) },
631         { USB_DEVICE(FTDI_VID, FTDI_CCSICDU64_4_PID) },
632         { USB_DEVICE(FTDI_VID, FTDI_CCSPRIME8_5_PID) },
633         { USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) },
634         { USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) },
635         { USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) },
636         { USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) },
637         { USB_DEVICE(FALCOM_VID, FALCOM_SAMBA_PID) },
638         { USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) },
639         { USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) },
640         { USB_DEVICE(TTI_VID, TTI_QL355P_PID) },
641         { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
642         { USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
643         { USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
644         { USB_DEVICE(MITSUBISHI_VID, MITSUBISHI_FXUSB_PID) },
645         { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
646         { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
647         { USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) },
648         { USB_DEVICE(BANDB_VID, BANDB_USOPTL4_PID) },
649         { USB_DEVICE(BANDB_VID, BANDB_USPTL4_PID) },
650         { USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_2_PID) },
651         { USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_PID) },
652         { USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR2_PID) },
653         { USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR_PID) },
654         { USB_DEVICE(BANDB_VID, BANDB_485USB9F_2W_PID) },
655         { USB_DEVICE(BANDB_VID, BANDB_485USB9F_4W_PID) },
656         { USB_DEVICE(BANDB_VID, BANDB_232USB9M_PID) },
657         { USB_DEVICE(BANDB_VID, BANDB_485USBTB_2W_PID) },
658         { USB_DEVICE(BANDB_VID, BANDB_485USBTB_4W_PID) },
659         { USB_DEVICE(BANDB_VID, BANDB_TTL5USB9M_PID) },
660         { USB_DEVICE(BANDB_VID, BANDB_TTL3USB9M_PID) },
661         { USB_DEVICE(BANDB_VID, BANDB_ZZ_PROG1_USB_PID) },
662         { USB_DEVICE(FTDI_VID, EVER_ECO_PRO_CDS) },
663         { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) },
664         { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) },
665         { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_3_PID) },
666         { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_0_PID) },
667         { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_1_PID) },
668         { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_2_PID) },
669         { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_3_PID) },
670         { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_4_PID) },
671         { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) },
672         { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) },
673         { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) },
674         { USB_DEVICE(FTDI_VID, FTDI_OMNI1509) },
675         { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
676         { USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) },
677         { USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) },
678         { USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) },
679         { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
680         { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
681         { USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) },
682         { USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) },
683         { USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) },
684         { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) },
685         { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) },
686         { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) },
687         { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
688         { USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) },
689         { USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) },
690         { USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) },
691         { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) },
692         { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) },
693         { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HR_PID) },
694         { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HRC_PID) },
695         { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16IC_PID) },
696         { USB_DEVICE(KOBIL_VID, KOBIL_CONV_B1_PID) },
697         { USB_DEVICE(KOBIL_VID, KOBIL_CONV_KAAN_PID) },
698         { USB_DEVICE(POSIFLEX_VID, POSIFLEX_PP7000_PID) },
699         { USB_DEVICE(FTDI_VID, FTDI_TTUSB_PID) },
700         { USB_DEVICE(FTDI_VID, FTDI_ECLO_COM_1WIRE_PID) },
701         { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) },
702         { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
703         { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
704         { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
705         { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
706         { USB_DEVICE(FTDI_VID, FTDI_NZR_SEM_USB_PID) },
707         { 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) },
718         { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
719         { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
720         { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
721         { USB_DEVICE(TESTO_VID, TESTO_USB_INTERFACE_PID) },
722         { USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) },
723         { 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) },
726         { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
727         { 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 },
737         { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
738         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) },
739         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) },
740         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) },
741         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57B_PID) },
742         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29A_PID) },
743         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29B_PID) },
744         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29F_PID) },
745         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62B_PID) },
746         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S01_PID) },
747         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63_PID) },
748         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29C_PID) },
749         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_81B_PID) },
750         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_82B_PID) },
751         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5D_PID) },
752         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K4Y_PID) },
753         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5G_PID) },
754         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S05_PID) },
755         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_60_PID) },
756         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_61_PID) },
757         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62_PID) },
758         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63B_PID) },
759         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_64_PID) },
760         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_65_PID) },
761         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92_PID) },
762         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92D_PID) },
763         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_W5R_PID) },
764         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_A5R_PID) },
765         { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_PW1_PID) },
766         { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
767         { USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
768         { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
769         { USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
770         { USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
771         { USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
772         { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID),
773                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
774         { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID),
775                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
776         { USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
777                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
778         { USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
779                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
780         { USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
781                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
782         { USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
783                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
784         { USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
785                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
786         { USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
787                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
788         { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
789         { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
790 
791         /* Papouch devices based on FTDI chip */
792         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_PID) },
793         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_PID) },
794         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_PID) },
795         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_2_PID) },
796         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_2_PID) },
797         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_2_PID) },
798         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485S_PID) },
799         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485C_PID) },
800         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_LEC_PID) },
801         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB232_PID) },
802         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
803         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_IRAMP_PID) },
804         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK5_PID) },
805         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO8x8_PID) },
806         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) },
807         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x2_PID) },
808         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO10x1_PID) },
809         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO30x3_PID) },
810         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO60x3_PID) },
811         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x16_PID) },
812         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO3x32_PID) },
813         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK6_PID) },
814         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_UPSUSB_PID) },
815         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_MU_PID) },
816         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SIMUKEY_PID) },
817         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AD4USB_PID) },
818         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMUX_PID) },
819         { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMSR_PID) },
820 
821         { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) },
822         { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
823         { USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
824         { USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
825         { USB_DEVICE(ATMEL_VID, STK541_PID) },
826         { USB_DEVICE(DE_VID, STB_PID) },
827         { USB_DEVICE(DE_VID, WHT_PID) },
828         { USB_DEVICE(ADI_VID, ADI_GNICE_PID),
829                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
830         { USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
831                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
832         { USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID,
833                                         USB_CLASS_VENDOR_SPEC,
834                                         USB_SUBCLASS_VENDOR_SPEC, 0x00) },
835         { USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
836         { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
837                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
838         { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
839         { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
840         { USB_DEVICE(FTDI_VID, PI_C865_PID) },
841         { USB_DEVICE(FTDI_VID, PI_C857_PID) },
842         { USB_DEVICE(PI_VID, PI_C866_PID) },
843         { USB_DEVICE(PI_VID, PI_C663_PID) },
844         { USB_DEVICE(PI_VID, PI_C725_PID) },
845         { USB_DEVICE(PI_VID, PI_E517_PID) },
846         { USB_DEVICE(PI_VID, PI_C863_PID) },
847         { USB_DEVICE(PI_VID, PI_E861_PID) },
848         { USB_DEVICE(PI_VID, PI_C867_PID) },
849         { USB_DEVICE(PI_VID, PI_E609_PID) },
850         { USB_DEVICE(PI_VID, PI_E709_PID) },
851         { USB_DEVICE(PI_VID, PI_100F_PID) },
852         { USB_DEVICE(PI_VID, PI_1011_PID) },
853         { USB_DEVICE(PI_VID, PI_1012_PID) },
854         { USB_DEVICE(PI_VID, PI_1013_PID) },
855         { USB_DEVICE(PI_VID, PI_1014_PID) },
856         { USB_DEVICE(PI_VID, PI_1015_PID) },
857         { USB_DEVICE(PI_VID, PI_1016_PID) },
858         { USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) },
859         { USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
860         { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
861                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
862         { USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
863                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
864         { USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
865         { USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
866         { USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
867         { USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
868         { USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) },
869         { USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
870         { USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
871         { USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
872         { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
873                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
874         { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
875                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
876         { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
877                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
878         { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
879                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
880         { USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
881         { USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
882         { USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
883                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
884         { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
885         { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
886         { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
887         { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
888         { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
889         { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
890         { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
891         { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
892         { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) },
893         { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
894         { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
895         { USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
896         { USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
897         { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
898                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
899         { USB_DEVICE(ST_VID, ST_STMCLT_2232_PID),
900                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
901         { USB_DEVICE(ST_VID, ST_STMCLT_4232_PID),
902                 .driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
903         { USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
904         { USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
905                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
906         { USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
907         /* Crucible Devices */
908         { USB_DEVICE(FTDI_VID, FTDI_CT_COMET_PID) },
909         { USB_DEVICE(FTDI_VID, FTDI_Z3X_PID) },
910         /* Cressi Devices */
911         { USB_DEVICE(FTDI_VID, FTDI_CRESSI_PID) },
912         { }                                     /* Terminating entry */
913 };
914 
915 MODULE_DEVICE_TABLE(usb, id_table_combined);
916 
917 static const char *ftdi_chip_name[] = {
918         [SIO] = "SIO",  /* the serial part of FT8U100AX */
919         [FT8U232AM] = "FT8U232AM",
920         [FT232BM] = "FT232BM",
921         [FT2232C] = "FT2232C",
922         [FT232RL] = "FT232RL",
923         [FT2232H] = "FT2232H",
924         [FT4232H] = "FT4232H",
925         [FT232H]  = "FT232H",
926         [FTX]     = "FT-X"
927 };
928 
929 
930 /* Used for TIOCMIWAIT */
931 #define FTDI_STATUS_B0_MASK     (FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
932 #define FTDI_STATUS_B1_MASK     (FTDI_RS_BI)
933 /* End TIOCMIWAIT */
934 
935 /* function prototypes for a FTDI serial converter */
936 static int  ftdi_sio_probe(struct usb_serial *serial,
937                                         const struct usb_device_id *id);
938 static int  ftdi_sio_port_probe(struct usb_serial_port *port);
939 static int  ftdi_sio_port_remove(struct usb_serial_port *port);
940 static int  ftdi_open(struct tty_struct *tty, struct usb_serial_port *port);
941 static void ftdi_dtr_rts(struct usb_serial_port *port, int on);
942 static void ftdi_process_read_urb(struct urb *urb);
943 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
944                                                 void *dest, size_t size);
945 static void ftdi_set_termios(struct tty_struct *tty,
946                         struct usb_serial_port *port, struct ktermios *old);
947 static int  ftdi_tiocmget(struct tty_struct *tty);
948 static int  ftdi_tiocmset(struct tty_struct *tty,
949                         unsigned int set, unsigned int clear);
950 static int  ftdi_ioctl(struct tty_struct *tty,
951                         unsigned int cmd, unsigned long arg);
952 static void ftdi_break_ctl(struct tty_struct *tty, int break_state);
953 static bool ftdi_tx_empty(struct usb_serial_port *port);
954 static int ftdi_get_modem_status(struct usb_serial_port *port,
955                                                 unsigned char status[2]);
956 
957 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base);
958 static unsigned short int ftdi_232am_baud_to_divisor(int baud);
959 static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base);
960 static __u32 ftdi_232bm_baud_to_divisor(int baud);
961 static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base);
962 static __u32 ftdi_2232h_baud_to_divisor(int baud);
963 
964 static struct usb_serial_driver ftdi_sio_device = {
965         .driver = {
966                 .owner =        THIS_MODULE,
967                 .name =         "ftdi_sio",
968         },
969         .description =          "FTDI USB Serial Device",
970         .id_table =             id_table_combined,
971         .num_ports =            1,
972         .bulk_in_size =         512,
973         .bulk_out_size =        256,
974         .probe =                ftdi_sio_probe,
975         .port_probe =           ftdi_sio_port_probe,
976         .port_remove =          ftdi_sio_port_remove,
977         .open =                 ftdi_open,
978         .dtr_rts =              ftdi_dtr_rts,
979         .throttle =             usb_serial_generic_throttle,
980         .unthrottle =           usb_serial_generic_unthrottle,
981         .process_read_urb =     ftdi_process_read_urb,
982         .prepare_write_buffer = ftdi_prepare_write_buffer,
983         .tiocmget =             ftdi_tiocmget,
984         .tiocmset =             ftdi_tiocmset,
985         .tiocmiwait =           usb_serial_generic_tiocmiwait,
986         .get_icount =           usb_serial_generic_get_icount,
987         .ioctl =                ftdi_ioctl,
988         .set_termios =          ftdi_set_termios,
989         .break_ctl =            ftdi_break_ctl,
990         .tx_empty =             ftdi_tx_empty,
991 };
992 
993 static struct usb_serial_driver * const serial_drivers[] = {
994         &ftdi_sio_device, NULL
995 };
996 
997 
998 #define WDR_TIMEOUT 5000 /* default urb timeout */
999 #define WDR_SHORT_TIMEOUT 1000  /* shorter urb timeout */
1000 
1001 /*
1002  * ***************************************************************************
1003  * Utility functions
1004  * ***************************************************************************
1005  */
1006 
1007 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base)
1008 {
1009         unsigned short int divisor;
1010         /* divisor shifted 3 bits to the left */
1011         int divisor3 = base / 2 / baud;
1012         if ((divisor3 & 0x7) == 7)
1013                 divisor3++; /* round x.7/8 up to x+1 */
1014         divisor = divisor3 >> 3;
1015         divisor3 &= 0x7;
1016         if (divisor3 == 1)
1017                 divisor |= 0xc000;
1018         else if (divisor3 >= 4)
1019                 divisor |= 0x4000;
1020         else if (divisor3 != 0)
1021                 divisor |= 0x8000;
1022         else if (divisor == 1)
1023                 divisor = 0;    /* special case for maximum baud rate */
1024         return divisor;
1025 }
1026 
1027 static unsigned short int ftdi_232am_baud_to_divisor(int baud)
1028 {
1029          return ftdi_232am_baud_base_to_divisor(baud, 48000000);
1030 }
1031 
1032 static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base)
1033 {
1034         static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1035         __u32 divisor;
1036         /* divisor shifted 3 bits to the left */
1037         int divisor3 = base / 2 / baud;
1038         divisor = divisor3 >> 3;
1039         divisor |= (__u32)divfrac[divisor3 & 0x7] << 14;
1040         /* Deal with special cases for highest baud rates. */
1041         if (divisor == 1)
1042                 divisor = 0;
1043         else if (divisor == 0x4001)
1044                 divisor = 1;
1045         return divisor;
1046 }
1047 
1048 static __u32 ftdi_232bm_baud_to_divisor(int baud)
1049 {
1050          return ftdi_232bm_baud_base_to_divisor(baud, 48000000);
1051 }
1052 
1053 static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base)
1054 {
1055         static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1056         __u32 divisor;
1057         int divisor3;
1058 
1059         /* hi-speed baud rate is 10-bit sampling instead of 16-bit */
1060         divisor3 = base * 8 / (baud * 10);
1061 
1062         divisor = divisor3 >> 3;
1063         divisor |= (__u32)divfrac[divisor3 & 0x7] << 14;
1064         /* Deal with special cases for highest baud rates. */
1065         if (divisor == 1)
1066                 divisor = 0;
1067         else if (divisor == 0x4001)
1068                 divisor = 1;
1069         /*
1070          * Set this bit to turn off a divide by 2.5 on baud rate generator
1071          * This enables baud rates up to 12Mbaud but cannot reach below 1200
1072          * baud with this bit set
1073          */
1074         divisor |= 0x00020000;
1075         return divisor;
1076 }
1077 
1078 static __u32 ftdi_2232h_baud_to_divisor(int baud)
1079 {
1080          return ftdi_2232h_baud_base_to_divisor(baud, 120000000);
1081 }
1082 
1083 #define set_mctrl(port, set)            update_mctrl((port), (set), 0)
1084 #define clear_mctrl(port, clear)        update_mctrl((port), 0, (clear))
1085 
1086 static int update_mctrl(struct usb_serial_port *port, unsigned int set,
1087                                                         unsigned int clear)
1088 {
1089         struct ftdi_private *priv = usb_get_serial_port_data(port);
1090         struct device *dev = &port->dev;
1091         unsigned urb_value;
1092         int rv;
1093 
1094         if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
1095                 dev_dbg(dev, "%s - DTR|RTS not being set|cleared\n", __func__);
1096                 return 0;       /* no change */
1097         }
1098 
1099         clear &= ~set;  /* 'set' takes precedence over 'clear' */
1100         urb_value = 0;
1101         if (clear & TIOCM_DTR)
1102                 urb_value |= FTDI_SIO_SET_DTR_LOW;
1103         if (clear & TIOCM_RTS)
1104                 urb_value |= FTDI_SIO_SET_RTS_LOW;
1105         if (set & TIOCM_DTR)
1106                 urb_value |= FTDI_SIO_SET_DTR_HIGH;
1107         if (set & TIOCM_RTS)
1108                 urb_value |= FTDI_SIO_SET_RTS_HIGH;
1109         rv = usb_control_msg(port->serial->dev,
1110                                usb_sndctrlpipe(port->serial->dev, 0),
1111                                FTDI_SIO_SET_MODEM_CTRL_REQUEST,
1112                                FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
1113                                urb_value, priv->interface,
1114                                NULL, 0, WDR_TIMEOUT);
1115         if (rv < 0) {
1116                 dev_dbg(dev, "%s Error from MODEM_CTRL urb: DTR %s, RTS %s\n",
1117                         __func__,
1118                         (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1119                         (set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1120                 rv = usb_translate_errors(rv);
1121         } else {
1122                 dev_dbg(dev, "%s - DTR %s, RTS %s\n", __func__,
1123                         (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1124                         (set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1125                 /* FIXME: locking on last_dtr_rts */
1126                 priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
1127         }
1128         return rv;
1129 }
1130 
1131 
1132 static __u32 get_ftdi_divisor(struct tty_struct *tty,
1133                                                 struct usb_serial_port *port)
1134 {
1135         struct ftdi_private *priv = usb_get_serial_port_data(port);
1136         struct device *dev = &port->dev;
1137         __u32 div_value = 0;
1138         int div_okay = 1;
1139         int baud;
1140 
1141         /*
1142          * The logic involved in setting the baudrate can be cleanly split into
1143          * 3 steps.
1144          * 1. Standard baud rates are set in tty->termios->c_cflag
1145          * 2. If these are not enough, you can set any speed using alt_speed as
1146          * follows:
1147          *    - set tty->termios->c_cflag speed to B38400
1148          *    - set your real speed in tty->alt_speed; it gets ignored when
1149          *      alt_speed==0, (or)
1150          *    - call TIOCSSERIAL ioctl with (struct serial_struct) set as
1151          *      follows:
1152          *      flags & ASYNC_SPD_MASK == ASYNC_SPD_[HI, VHI, SHI, WARP],
1153          *      this just sets alt_speed to (HI: 57600, VHI: 115200,
1154          *      SHI: 230400, WARP: 460800)
1155          * ** Steps 1, 2 are done courtesy of tty_get_baud_rate
1156          * 3. You can also set baud rate by setting custom divisor as follows
1157          *    - set tty->termios->c_cflag speed to B38400
1158          *    - call TIOCSSERIAL ioctl with (struct serial_struct) set as
1159          *      follows:
1160          *      o flags & ASYNC_SPD_MASK == ASYNC_SPD_CUST
1161          *      o custom_divisor set to baud_base / your_new_baudrate
1162          * ** Step 3 is done courtesy of code borrowed from serial.c
1163          *    I should really spend some time and separate + move this common
1164          *    code to serial.c, it is replicated in nearly every serial driver
1165          *    you see.
1166          */
1167 
1168         /* 1. Get the baud rate from the tty settings, this observes
1169               alt_speed hack */
1170 
1171         baud = tty_get_baud_rate(tty);
1172         dev_dbg(dev, "%s - tty_get_baud_rate reports speed %d\n", __func__, baud);
1173 
1174         /* 2. Observe async-compatible custom_divisor hack, update baudrate
1175            if needed */
1176 
1177         if (baud == 38400 &&
1178             ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1179              (priv->custom_divisor)) {
1180                 baud = priv->baud_base / priv->custom_divisor;
1181                 dev_dbg(dev, "%s - custom divisor %d sets baud rate to %d\n",
1182                         __func__, priv->custom_divisor, baud);
1183         }
1184 
1185         /* 3. Convert baudrate to device-specific divisor */
1186 
1187         if (!baud)
1188                 baud = 9600;
1189         switch (priv->chip_type) {
1190         case SIO: /* SIO chip */
1191                 switch (baud) {
1192                 case 300: div_value = ftdi_sio_b300; break;
1193                 case 600: div_value = ftdi_sio_b600; break;
1194                 case 1200: div_value = ftdi_sio_b1200; break;
1195                 case 2400: div_value = ftdi_sio_b2400; break;
1196                 case 4800: div_value = ftdi_sio_b4800; break;
1197                 case 9600: div_value = ftdi_sio_b9600; break;
1198                 case 19200: div_value = ftdi_sio_b19200; break;
1199                 case 38400: div_value = ftdi_sio_b38400; break;
1200                 case 57600: div_value = ftdi_sio_b57600;  break;
1201                 case 115200: div_value = ftdi_sio_b115200; break;
1202                 } /* baud */
1203                 if (div_value == 0) {
1204                         dev_dbg(dev, "%s - Baudrate (%d) requested is not supported\n",
1205                                 __func__,  baud);
1206                         div_value = ftdi_sio_b9600;
1207                         baud = 9600;
1208                         div_okay = 0;
1209                 }
1210                 break;
1211         case FT8U232AM: /* 8U232AM chip */
1212                 if (baud <= 3000000) {
1213                         div_value = ftdi_232am_baud_to_divisor(baud);
1214                 } else {
1215                         dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1216                         baud = 9600;
1217                         div_value = ftdi_232am_baud_to_divisor(9600);
1218                         div_okay = 0;
1219                 }
1220                 break;
1221         case FT232BM: /* FT232BM chip */
1222         case FT2232C: /* FT2232C chip */
1223         case FT232RL: /* FT232RL chip */
1224         case FTX:     /* FT-X series */
1225                 if (baud <= 3000000) {
1226                         __u16 product_id = le16_to_cpu(
1227                                 port->serial->dev->descriptor.idProduct);
1228                         if (((FTDI_NDI_HUC_PID == product_id) ||
1229                              (FTDI_NDI_SPECTRA_SCU_PID == product_id) ||
1230                              (FTDI_NDI_FUTURE_2_PID == product_id) ||
1231                              (FTDI_NDI_FUTURE_3_PID == product_id) ||
1232                              (FTDI_NDI_AURORA_SCU_PID == product_id)) &&
1233                             (baud == 19200)) {
1234                                 baud = 1200000;
1235                         }
1236                         div_value = ftdi_232bm_baud_to_divisor(baud);
1237                 } else {
1238                         dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1239                         div_value = ftdi_232bm_baud_to_divisor(9600);
1240                         div_okay = 0;
1241                         baud = 9600;
1242                 }
1243                 break;
1244         case FT2232H: /* FT2232H chip */
1245         case FT4232H: /* FT4232H chip */
1246         case FT232H:  /* FT232H chip */
1247                 if ((baud <= 12000000) && (baud >= 1200)) {
1248                         div_value = ftdi_2232h_baud_to_divisor(baud);
1249                 } else if (baud < 1200) {
1250                         div_value = ftdi_232bm_baud_to_divisor(baud);
1251                 } else {
1252                         dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1253                         div_value = ftdi_232bm_baud_to_divisor(9600);
1254                         div_okay = 0;
1255                         baud = 9600;
1256                 }
1257                 break;
1258         } /* priv->chip_type */
1259 
1260         if (div_okay) {
1261                 dev_dbg(dev, "%s - Baud rate set to %d (divisor 0x%lX) on chip %s\n",
1262                         __func__, baud, (unsigned long)div_value,
1263                         ftdi_chip_name[priv->chip_type]);
1264         }
1265 
1266         tty_encode_baud_rate(tty, baud, baud);
1267         return div_value;
1268 }
1269 
1270 static int change_speed(struct tty_struct *tty, struct usb_serial_port *port)
1271 {
1272         struct ftdi_private *priv = usb_get_serial_port_data(port);
1273         __u16 urb_value;
1274         __u16 urb_index;
1275         __u32 urb_index_value;
1276         int rv;
1277 
1278         urb_index_value = get_ftdi_divisor(tty, port);
1279         urb_value = (__u16)urb_index_value;
1280         urb_index = (__u16)(urb_index_value >> 16);
1281         if ((priv->chip_type == FT2232C) || (priv->chip_type == FT2232H) ||
1282                 (priv->chip_type == FT4232H) || (priv->chip_type == FT232H)) {
1283                 /* Probably the BM type needs the MSB of the encoded fractional
1284                  * divider also moved like for the chips above. Any infos? */
1285                 urb_index = (__u16)((urb_index << 8) | priv->interface);
1286         }
1287 
1288         rv = usb_control_msg(port->serial->dev,
1289                             usb_sndctrlpipe(port->serial->dev, 0),
1290                             FTDI_SIO_SET_BAUDRATE_REQUEST,
1291                             FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
1292                             urb_value, urb_index,
1293                             NULL, 0, WDR_SHORT_TIMEOUT);
1294         return rv;
1295 }
1296 
1297 static int write_latency_timer(struct usb_serial_port *port)
1298 {
1299         struct ftdi_private *priv = usb_get_serial_port_data(port);
1300         struct usb_device *udev = port->serial->dev;
1301         int rv;
1302         int l = priv->latency;
1303 
1304         if (priv->flags & ASYNC_LOW_LATENCY)
1305                 l = 1;
1306 
1307         dev_dbg(&port->dev, "%s: setting latency timer = %i\n", __func__, l);
1308 
1309         rv = usb_control_msg(udev,
1310                              usb_sndctrlpipe(udev, 0),
1311                              FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1312                              FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1313                              l, priv->interface,
1314                              NULL, 0, WDR_TIMEOUT);
1315         if (rv < 0)
1316                 dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1317         return rv;
1318 }
1319 
1320 static int read_latency_timer(struct usb_serial_port *port)
1321 {
1322         struct ftdi_private *priv = usb_get_serial_port_data(port);
1323         struct usb_device *udev = port->serial->dev;
1324         unsigned char *buf;
1325         int rv;
1326 
1327         buf = kmalloc(1, GFP_KERNEL);
1328         if (!buf)
1329                 return -ENOMEM;
1330 
1331         rv = usb_control_msg(udev,
1332                              usb_rcvctrlpipe(udev, 0),
1333                              FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
1334                              FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE,
1335                              0, priv->interface,
1336                              buf, 1, WDR_TIMEOUT);
1337         if (rv < 0)
1338                 dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
1339         else
1340                 priv->latency = buf[0];
1341 
1342         kfree(buf);
1343 
1344         return rv;
1345 }
1346 
1347 static int get_serial_info(struct usb_serial_port *port,
1348                                 struct serial_struct __user *retinfo)
1349 {
1350         struct ftdi_private *priv = usb_get_serial_port_data(port);
1351         struct serial_struct tmp;
1352 
1353         if (!retinfo)
1354                 return -EFAULT;
1355         memset(&tmp, 0, sizeof(tmp));
1356         tmp.flags = priv->flags;
1357         tmp.baud_base = priv->baud_base;
1358         tmp.custom_divisor = priv->custom_divisor;
1359         if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
1360                 return -EFAULT;
1361         return 0;
1362 }
1363 
1364 static int set_serial_info(struct tty_struct *tty,
1365         struct usb_serial_port *port, struct serial_struct __user *newinfo)
1366 {
1367         struct ftdi_private *priv = usb_get_serial_port_data(port);
1368         struct serial_struct new_serial;
1369         struct ftdi_private old_priv;
1370 
1371         if (copy_from_user(&new_serial, newinfo, sizeof(new_serial)))
1372                 return -EFAULT;
1373 
1374         mutex_lock(&priv->cfg_lock);
1375         old_priv = *priv;
1376 
1377         /* Do error checking and permission checking */
1378 
1379         if (!capable(CAP_SYS_ADMIN)) {
1380                 if (((new_serial.flags & ~ASYNC_USR_MASK) !=
1381                      (priv->flags & ~ASYNC_USR_MASK))) {
1382                         mutex_unlock(&priv->cfg_lock);
1383                         return -EPERM;
1384                 }
1385                 priv->flags = ((priv->flags & ~ASYNC_USR_MASK) |
1386                                (new_serial.flags & ASYNC_USR_MASK));
1387                 priv->custom_divisor = new_serial.custom_divisor;
1388                 goto check_and_exit;
1389         }
1390 
1391         if (new_serial.baud_base != priv->baud_base) {
1392                 mutex_unlock(&priv->cfg_lock);
1393                 return -EINVAL;
1394         }
1395 
1396         /* Make the changes - these are privileged changes! */
1397 
1398         priv->flags = ((priv->flags & ~ASYNC_FLAGS) |
1399                                         (new_serial.flags & ASYNC_FLAGS));
1400         priv->custom_divisor = new_serial.custom_divisor;
1401 
1402         write_latency_timer(port);
1403 
1404 check_and_exit:
1405         if ((old_priv.flags & ASYNC_SPD_MASK) !=
1406              (priv->flags & ASYNC_SPD_MASK)) {
1407                 if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
1408                         tty->alt_speed = 57600;
1409                 else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
1410                         tty->alt_speed = 115200;
1411                 else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
1412                         tty->alt_speed = 230400;
1413                 else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
1414                         tty->alt_speed = 460800;
1415                 else
1416                         tty->alt_speed = 0;
1417         }
1418         if (((old_priv.flags & ASYNC_SPD_MASK) !=
1419              (priv->flags & ASYNC_SPD_MASK)) ||
1420             (((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1421              (old_priv.custom_divisor != priv->custom_divisor))) {
1422                 change_speed(tty, port);
1423                 mutex_unlock(&priv->cfg_lock);
1424         }
1425         else
1426                 mutex_unlock(&priv->cfg_lock);
1427         return 0;
1428 }
1429 
1430 static int get_lsr_info(struct usb_serial_port *port,
1431                         struct serial_struct __user *retinfo)
1432 {
1433         struct ftdi_private *priv = usb_get_serial_port_data(port);
1434         unsigned int result = 0;
1435 
1436         if (!retinfo)
1437                 return -EFAULT;
1438 
1439         if (priv->transmit_empty)
1440                 result = TIOCSER_TEMT;
1441 
1442         if (copy_to_user(retinfo, &result, sizeof(unsigned int)))
1443                 return -EFAULT;
1444         return 0;
1445 }
1446 
1447 
1448 /* Determine type of FTDI chip based on USB config and descriptor. */
1449 static void ftdi_determine_type(struct usb_serial_port *port)
1450 {
1451         struct ftdi_private *priv = usb_get_serial_port_data(port);
1452         struct usb_serial *serial = port->serial;
1453         struct usb_device *udev = serial->dev;
1454         unsigned version;
1455         unsigned interfaces;
1456 
1457         /* Assume it is not the original SIO device for now. */
1458         priv->baud_base = 48000000 / 2;
1459 
1460         version = le16_to_cpu(udev->descriptor.bcdDevice);
1461         interfaces = udev->actconfig->desc.bNumInterfaces;
1462         dev_dbg(&port->dev, "%s: bcdDevice = 0x%x, bNumInterfaces = %u\n", __func__,
1463                 version, interfaces);
1464         if (interfaces > 1) {
1465                 int inter;
1466 
1467                 /* Multiple interfaces.*/
1468                 if (version == 0x0800) {
1469                         priv->chip_type = FT4232H;
1470                         /* Hi-speed - baud clock runs at 120MHz */
1471                         priv->baud_base = 120000000 / 2;
1472                 } else if (version == 0x0700) {
1473                         priv->chip_type = FT2232H;
1474                         /* Hi-speed - baud clock runs at 120MHz */
1475                         priv->baud_base = 120000000 / 2;
1476                 } else
1477                         priv->chip_type = FT2232C;
1478 
1479                 /* Determine interface code. */
1480                 inter = serial->interface->altsetting->desc.bInterfaceNumber;
1481                 if (inter == 0) {
1482                         priv->interface = INTERFACE_A;
1483                 } else  if (inter == 1) {
1484                         priv->interface = INTERFACE_B;
1485                 } else  if (inter == 2) {
1486                         priv->interface = INTERFACE_C;
1487                 } else  if (inter == 3) {
1488                         priv->interface = INTERFACE_D;
1489                 }
1490                 /* BM-type devices have a bug where bcdDevice gets set
1491                  * to 0x200 when iSerialNumber is 0.  */
1492                 if (version < 0x500) {
1493                         dev_dbg(&port->dev,
1494                                 "%s: something fishy - bcdDevice too low for multi-interface device\n",
1495                                 __func__);
1496                 }
1497         } else if (version < 0x200) {
1498                 /* Old device.  Assume it's the original SIO. */
1499                 priv->chip_type = SIO;
1500                 priv->baud_base = 12000000 / 16;
1501         } else if (version < 0x400) {
1502                 /* Assume it's an FT8U232AM (or FT8U245AM) */
1503                 /* (It might be a BM because of the iSerialNumber bug,
1504                  * but it will still work as an AM device.) */
1505                 priv->chip_type = FT8U232AM;
1506         } else if (version < 0x600) {
1507                 /* Assume it's an FT232BM (or FT245BM) */
1508                 priv->chip_type = FT232BM;
1509         } else if (version < 0x900) {
1510                 /* Assume it's an FT232RL */
1511                 priv->chip_type = FT232RL;
1512         } else if (version < 0x1000) {
1513                 /* Assume it's an FT232H */
1514                 priv->chip_type = FT232H;
1515         } else {
1516                 /* Assume it's an FT-X series device */
1517                 priv->chip_type = FTX;
1518         }
1519 
1520         dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
1521 }
1522 
1523 
1524 /* Determine the maximum packet size for the device.  This depends on the chip
1525  * type and the USB host capabilities.  The value should be obtained from the
1526  * device descriptor as the chip will use the appropriate values for the host.*/
1527 static void ftdi_set_max_packet_size(struct usb_serial_port *port)
1528 {
1529         struct ftdi_private *priv = usb_get_serial_port_data(port);
1530         struct usb_serial *serial = port->serial;
1531         struct usb_device *udev = serial->dev;
1532 
1533         struct usb_interface *interface = serial->interface;
1534         struct usb_endpoint_descriptor *ep_desc = &interface->cur_altsetting->endpoint[1].desc;
1535 
1536         unsigned num_endpoints;
1537         int i;
1538 
1539         num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
1540         dev_info(&udev->dev, "Number of endpoints %d\n", num_endpoints);
1541 
1542         /* NOTE: some customers have programmed FT232R/FT245R devices
1543          * with an endpoint size of 0 - not good.  In this case, we
1544          * want to override the endpoint descriptor setting and use a
1545          * value of 64 for wMaxPacketSize */
1546         for (i = 0; i < num_endpoints; i++) {
1547                 dev_info(&udev->dev, "Endpoint %d MaxPacketSize %d\n", i+1,
1548                         interface->cur_altsetting->endpoint[i].desc.wMaxPacketSize);
1549                 ep_desc = &interface->cur_altsetting->endpoint[i].desc;
1550                 if (ep_desc->wMaxPacketSize == 0) {
1551                         ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1552                         dev_info(&udev->dev, "Overriding wMaxPacketSize on endpoint %d\n", i);
1553                 }
1554         }
1555 
1556         /* set max packet size based on descriptor */
1557         priv->max_packet_size = usb_endpoint_maxp(ep_desc);
1558 
1559         dev_info(&udev->dev, "Setting MaxPacketSize %d\n", priv->max_packet_size);
1560 }
1561 
1562 
1563 /*
1564  * ***************************************************************************
1565  * Sysfs Attribute
1566  * ***************************************************************************
1567  */
1568 
1569 static ssize_t latency_timer_show(struct device *dev,
1570                                   struct device_attribute *attr, char *buf)
1571 {
1572         struct usb_serial_port *port = to_usb_serial_port(dev);
1573         struct ftdi_private *priv = usb_get_serial_port_data(port);
1574         if (priv->flags & ASYNC_LOW_LATENCY)
1575                 return sprintf(buf, "1\n");
1576         else
1577                 return sprintf(buf, "%i\n", priv->latency);
1578 }
1579 
1580 /* Write a new value of the latency timer, in units of milliseconds. */
1581 static ssize_t latency_timer_store(struct device *dev,
1582                                    struct device_attribute *attr,
1583                                    const char *valbuf, size_t count)
1584 {
1585         struct usb_serial_port *port = to_usb_serial_port(dev);
1586         struct ftdi_private *priv = usb_get_serial_port_data(port);
1587         int v = simple_strtoul(valbuf, NULL, 10);
1588         int rv;
1589 
1590         priv->latency = v;
1591         rv = write_latency_timer(port);
1592         if (rv < 0)
1593                 return -EIO;
1594         return count;
1595 }
1596 static DEVICE_ATTR_RW(latency_timer);
1597 
1598 /* Write an event character directly to the FTDI register.  The ASCII
1599    value is in the low 8 bits, with the enable bit in the 9th bit. */
1600 static ssize_t store_event_char(struct device *dev,
1601         struct device_attribute *attr, const char *valbuf, size_t count)
1602 {
1603         struct usb_serial_port *port = to_usb_serial_port(dev);
1604         struct ftdi_private *priv = usb_get_serial_port_data(port);
1605         struct usb_device *udev = port->serial->dev;
1606         int v = simple_strtoul(valbuf, NULL, 10);
1607         int rv;
1608 
1609         dev_dbg(&port->dev, "%s: setting event char = %i\n", __func__, v);
1610 
1611         rv = usb_control_msg(udev,
1612                              usb_sndctrlpipe(udev, 0),
1613                              FTDI_SIO_SET_EVENT_CHAR_REQUEST,
1614                              FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
1615                              v, priv->interface,
1616                              NULL, 0, WDR_TIMEOUT);
1617         if (rv < 0) {
1618                 dev_dbg(&port->dev, "Unable to write event character: %i\n", rv);
1619                 return -EIO;
1620         }
1621 
1622         return count;
1623 }
1624 static DEVICE_ATTR(event_char, S_IWUSR, NULL, store_event_char);
1625 
1626 static int create_sysfs_attrs(struct usb_serial_port *port)
1627 {
1628         struct ftdi_private *priv = usb_get_serial_port_data(port);
1629         int retval = 0;
1630 
1631         /* XXX I've no idea if the original SIO supports the event_char
1632          * sysfs parameter, so I'm playing it safe.  */
1633         if (priv->chip_type != SIO) {
1634                 dev_dbg(&port->dev, "sysfs attributes for %s\n", ftdi_chip_name[priv->chip_type]);
1635                 retval = device_create_file(&port->dev, &dev_attr_event_char);
1636                 if ((!retval) &&
1637                     (priv->chip_type == FT232BM ||
1638                      priv->chip_type == FT2232C ||
1639                      priv->chip_type == FT232RL ||
1640                      priv->chip_type == FT2232H ||
1641                      priv->chip_type == FT4232H ||
1642                      priv->chip_type == FT232H ||
1643                      priv->chip_type == FTX)) {
1644                         retval = device_create_file(&port->dev,
1645                                                     &dev_attr_latency_timer);
1646                 }
1647         }
1648         return retval;
1649 }
1650 
1651 static void remove_sysfs_attrs(struct usb_serial_port *port)
1652 {
1653         struct ftdi_private *priv = usb_get_serial_port_data(port);
1654 
1655         /* XXX see create_sysfs_attrs */
1656         if (priv->chip_type != SIO) {
1657                 device_remove_file(&port->dev, &dev_attr_event_char);
1658                 if (priv->chip_type == FT232BM ||
1659                     priv->chip_type == FT2232C ||
1660                     priv->chip_type == FT232RL ||
1661                     priv->chip_type == FT2232H ||
1662                     priv->chip_type == FT4232H ||
1663                     priv->chip_type == FT232H ||
1664                     priv->chip_type == FTX) {
1665                         device_remove_file(&port->dev, &dev_attr_latency_timer);
1666                 }
1667         }
1668 
1669 }
1670 
1671 /*
1672  * ***************************************************************************
1673  * FTDI driver specific functions
1674  * ***************************************************************************
1675  */
1676 
1677 /* Probe function to check for special devices */
1678 static int ftdi_sio_probe(struct usb_serial *serial,
1679                                         const struct usb_device_id *id)
1680 {
1681         struct ftdi_sio_quirk *quirk =
1682                                 (struct ftdi_sio_quirk *)id->driver_info;
1683 
1684         if (quirk && quirk->probe) {
1685                 int ret = quirk->probe(serial);
1686                 if (ret != 0)
1687                         return ret;
1688         }
1689 
1690         usb_set_serial_data(serial, (void *)id->driver_info);
1691 
1692         return 0;
1693 }
1694 
1695 static int ftdi_sio_port_probe(struct usb_serial_port *port)
1696 {
1697         struct ftdi_private *priv;
1698         struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial);
1699 
1700 
1701         priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
1702         if (!priv)
1703                 return -ENOMEM;
1704 
1705         mutex_init(&priv->cfg_lock);
1706 
1707         priv->flags = ASYNC_LOW_LATENCY;
1708 
1709         if (quirk && quirk->port_probe)
1710                 quirk->port_probe(priv);
1711 
1712         usb_set_serial_port_data(port, priv);
1713 
1714         ftdi_determine_type(port);
1715         ftdi_set_max_packet_size(port);
1716         if (read_latency_timer(port) < 0)
1717                 priv->latency = 16;
1718         write_latency_timer(port);
1719         create_sysfs_attrs(port);
1720         return 0;
1721 }
1722 
1723 /* Setup for the USB-UIRT device, which requires hardwired
1724  * baudrate (38400 gets mapped to 312500) */
1725 /* Called from usbserial:serial_probe */
1726 static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
1727 {
1728         priv->flags |= ASYNC_SPD_CUST;
1729         priv->custom_divisor = 77;
1730         priv->force_baud = 38400;
1731 }
1732 
1733 /* Setup for the HE-TIRA1 device, which requires hardwired
1734  * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled.  */
1735 
1736 static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
1737 {
1738         priv->flags |= ASYNC_SPD_CUST;
1739         priv->custom_divisor = 240;
1740         priv->force_baud = 38400;
1741         priv->force_rtscts = 1;
1742 }
1743 
1744 /*
1745  * Module parameter to control latency timer for NDI FTDI-based USB devices.
1746  * If this value is not set in /etc/modprobe.d/ its value will be set
1747  * to 1ms.
1748  */
1749 static int ndi_latency_timer = 1;
1750 
1751 /* Setup for the NDI FTDI-based USB devices, which requires hardwired
1752  * baudrate (19200 gets mapped to 1200000).
1753  *
1754  * Called from usbserial:serial_probe.
1755  */
1756 static int ftdi_NDI_device_setup(struct usb_serial *serial)
1757 {
1758         struct usb_device *udev = serial->dev;
1759         int latency = ndi_latency_timer;
1760 
1761         if (latency == 0)
1762                 latency = 1;
1763         if (latency > 99)
1764                 latency = 99;
1765 
1766         dev_dbg(&udev->dev, "%s setting NDI device latency to %d\n", __func__, latency);
1767         dev_info(&udev->dev, "NDI device with a latency value of %d\n", latency);
1768 
1769         /* FIXME: errors are not returned */
1770         usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
1771                                 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1772                                 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1773                                 latency, 0, NULL, 0, WDR_TIMEOUT);
1774         return 0;
1775 }
1776 
1777 /*
1778  * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko
1779  * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from
1780  * userspace using openocd.
1781  */
1782 static int ftdi_jtag_probe(struct usb_serial *serial)
1783 {
1784         struct usb_device *udev = serial->dev;
1785         struct usb_interface *interface = serial->interface;
1786 
1787         if (interface == udev->actconfig->interface[0]) {
1788                 dev_info(&udev->dev,
1789                          "Ignoring serial port reserved for JTAG\n");
1790                 return -ENODEV;
1791         }
1792 
1793         return 0;
1794 }
1795 
1796 static int ftdi_8u2232c_probe(struct usb_serial *serial)
1797 {
1798         struct usb_device *udev = serial->dev;
1799 
1800         if ((udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems")) ||
1801             (udev->product && !strcmp(udev->product, "BeagleBone/XDS100V2")))
1802                 return ftdi_jtag_probe(serial);
1803 
1804         return 0;
1805 }
1806 
1807 /*
1808  * First two ports on JTAG adaptors using an FT4232 such as STMicroelectronics's
1809  * ST Micro Connect Lite are reserved for JTAG or other non-UART interfaces and
1810  * can be accessed from userspace.
1811  * The next two ports are enabled as UARTs by default, where port 2 is
1812  * a conventional RS-232 UART.
1813  */
1814 static int ftdi_stmclite_probe(struct usb_serial *serial)
1815 {
1816         struct usb_device *udev = serial->dev;
1817         struct usb_interface *interface = serial->interface;
1818 
1819         if (interface == udev->actconfig->interface[0] ||
1820             interface == udev->actconfig->interface[1]) {
1821                 dev_info(&udev->dev, "Ignoring serial port reserved for JTAG\n");
1822                 return -ENODEV;
1823         }
1824 
1825         return 0;
1826 }
1827 
1828 /*
1829  * The Matrix Orbital VK204-25-USB has an invalid IN endpoint.
1830  * We have to correct it if we want to read from it.
1831  */
1832 static int ftdi_mtxorb_hack_setup(struct usb_serial *serial)
1833 {
1834         struct usb_host_endpoint *ep = serial->dev->ep_in[1];
1835         struct usb_endpoint_descriptor *ep_desc = &ep->desc;
1836 
1837         if (ep->enabled && ep_desc->wMaxPacketSize == 0) {
1838                 ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1839                 dev_info(&serial->dev->dev,
1840                          "Fixing invalid wMaxPacketSize on read pipe\n");
1841         }
1842 
1843         return 0;
1844 }
1845 
1846 static int ftdi_sio_port_remove(struct usb_serial_port *port)
1847 {
1848         struct ftdi_private *priv = usb_get_serial_port_data(port);
1849 
1850         remove_sysfs_attrs(port);
1851 
1852         kfree(priv);
1853 
1854         return 0;
1855 }
1856 
1857 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
1858 {
1859         struct usb_device *dev = port->serial->dev;
1860         struct ftdi_private *priv = usb_get_serial_port_data(port);
1861 
1862         /* No error checking for this (will get errors later anyway) */
1863         /* See ftdi_sio.h for description of what is reset */
1864         usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
1865                         FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
1866                         FTDI_SIO_RESET_SIO,
1867                         priv->interface, NULL, 0, WDR_TIMEOUT);
1868 
1869         /* Termios defaults are set by usb_serial_init. We don't change
1870            port->tty->termios - this would lose speed settings, etc.
1871            This is same behaviour as serial.c/rs_open() - Kuba */
1872 
1873         /* ftdi_set_termios  will send usb control messages */
1874         if (tty)
1875                 ftdi_set_termios(tty, port, NULL);
1876 
1877         return usb_serial_generic_open(tty, port);
1878 }
1879 
1880 static void ftdi_dtr_rts(struct usb_serial_port *port, int on)
1881 {
1882         struct ftdi_private *priv = usb_get_serial_port_data(port);
1883 
1884         /* Disable flow control */
1885         if (!on) {
1886                 if (usb_control_msg(port->serial->dev,
1887                             usb_sndctrlpipe(port->serial->dev, 0),
1888                             FTDI_SIO_SET_FLOW_CTRL_REQUEST,
1889                             FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
1890                             0, priv->interface, NULL, 0,
1891                             WDR_TIMEOUT) < 0) {
1892                         dev_err(&port->dev, "error from flowcontrol urb\n");
1893                 }
1894         }
1895         /* drop RTS and DTR */
1896         if (on)
1897                 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
1898         else
1899                 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
1900 }
1901 
1902 /* The SIO requires the first byte to have:
1903  *  B0 1
1904  *  B1 0
1905  *  B2..7 length of message excluding byte 0
1906  *
1907  * The new devices do not require this byte
1908  */
1909 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
1910                                                 void *dest, size_t size)
1911 {
1912         struct ftdi_private *priv;
1913         int count;
1914         unsigned long flags;
1915 
1916         priv = usb_get_serial_port_data(port);
1917 
1918         if (priv->chip_type == SIO) {
1919                 unsigned char *buffer = dest;
1920                 int i, len, c;
1921 
1922                 count = 0;
1923                 spin_lock_irqsave(&port->lock, flags);
1924                 for (i = 0; i < size - 1; i += priv->max_packet_size) {
1925                         len = min_t(int, size - i, priv->max_packet_size) - 1;
1926                         c = kfifo_out(&port->write_fifo, &buffer[i + 1], len);
1927                         if (!c)
1928                                 break;
1929                         port->icount.tx += c;
1930                         buffer[i] = (c << 2) + 1;
1931                         count += c + 1;
1932                 }
1933                 spin_unlock_irqrestore(&port->lock, flags);
1934         } else {
1935                 count = kfifo_out_locked(&port->write_fifo, dest, size,
1936                                                                 &port->lock);
1937                 port->icount.tx += count;
1938         }
1939 
1940         return count;
1941 }
1942 
1943 #define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
1944 
1945 static int ftdi_process_packet(struct usb_serial_port *port,
1946                 struct ftdi_private *priv, char *packet, int len)
1947 {
1948         int i;
1949         char status;
1950         char flag;
1951         char *ch;
1952 
1953         if (len < 2) {
1954                 dev_dbg(&port->dev, "malformed packet\n");
1955                 return 0;
1956         }
1957 
1958         /* Compare new line status to the old one, signal if different/
1959            N.B. packet may be processed more than once, but differences
1960            are only processed once.  */
1961         status = packet[0] & FTDI_STATUS_B0_MASK;
1962         if (status != priv->prev_status) {
1963                 char diff_status = status ^ priv->prev_status;
1964 
1965                 if (diff_status & FTDI_RS0_CTS)
1966                         port->icount.cts++;
1967                 if (diff_status & FTDI_RS0_DSR)
1968                         port->icount.dsr++;
1969                 if (diff_status & FTDI_RS0_RI)
1970                         port->icount.rng++;
1971                 if (diff_status & FTDI_RS0_RLSD) {
1972                         struct tty_struct *tty;
1973 
1974                         port->icount.dcd++;
1975                         tty = tty_port_tty_get(&port->port);
1976                         if (tty)
1977                                 usb_serial_handle_dcd_change(port, tty,
1978                                                 status & FTDI_RS0_RLSD);
1979                         tty_kref_put(tty);
1980                 }
1981 
1982                 wake_up_interruptible(&port->port.delta_msr_wait);
1983                 priv->prev_status = status;
1984         }
1985 
1986         flag = TTY_NORMAL;
1987         if (packet[1] & FTDI_RS_ERR_MASK) {
1988                 /* Break takes precedence over parity, which takes precedence
1989                  * over framing errors */
1990                 if (packet[1] & FTDI_RS_BI) {
1991                         flag = TTY_BREAK;
1992                         port->icount.brk++;
1993                         usb_serial_handle_break(port);
1994                 } else if (packet[1] & FTDI_RS_PE) {
1995                         flag = TTY_PARITY;
1996                         port->icount.parity++;
1997                 } else if (packet[1] & FTDI_RS_FE) {
1998                         flag = TTY_FRAME;
1999                         port->icount.frame++;
2000                 }
2001                 /* Overrun is special, not associated with a char */
2002                 if (packet[1] & FTDI_RS_OE) {
2003                         port->icount.overrun++;
2004                         tty_insert_flip_char(&port->port, 0, TTY_OVERRUN);
2005                 }
2006         }
2007 
2008         /* save if the transmitter is empty or not */
2009         if (packet[1] & FTDI_RS_TEMT)
2010                 priv->transmit_empty = 1;
2011         else
2012                 priv->transmit_empty = 0;
2013 
2014         len -= 2;
2015         if (!len)
2016                 return 0;       /* status only */
2017         port->icount.rx += len;
2018         ch = packet + 2;
2019 
2020         if (port->port.console && port->sysrq) {
2021                 for (i = 0; i < len; i++, ch++) {
2022                         if (!usb_serial_handle_sysrq_char(port, *ch))
2023                                 tty_insert_flip_char(&port->port, *ch, flag);
2024                 }
2025         } else {
2026                 tty_insert_flip_string_fixed_flag(&port->port, ch, flag, len);
2027         }
2028 
2029         return len;
2030 }
2031 
2032 static void ftdi_process_read_urb(struct urb *urb)
2033 {
2034         struct usb_serial_port *port = urb->context;
2035         struct ftdi_private *priv = usb_get_serial_port_data(port);
2036         char *data = (char *)urb->transfer_buffer;
2037         int i;
2038         int len;
2039         int count = 0;
2040 
2041         for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
2042                 len = min_t(int, urb->actual_length - i, priv->max_packet_size);
2043                 count += ftdi_process_packet(port, priv, &data[i], len);
2044         }
2045 
2046         if (count)
2047                 tty_flip_buffer_push(&port->port);
2048 }
2049 
2050 static void ftdi_break_ctl(struct tty_struct *tty, int break_state)
2051 {
2052         struct usb_serial_port *port = tty->driver_data;
2053         struct ftdi_private *priv = usb_get_serial_port_data(port);
2054         __u16 urb_value;
2055 
2056         /* break_state = -1 to turn on break, and 0 to turn off break */
2057         /* see drivers/char/tty_io.c to see it used */
2058         /* last_set_data_urb_value NEVER has the break bit set in it */
2059 
2060         if (break_state)
2061                 urb_value = priv->last_set_data_urb_value | FTDI_SIO_SET_BREAK;
2062         else
2063                 urb_value = priv->last_set_data_urb_value;
2064 
2065         if (usb_control_msg(port->serial->dev,
2066                         usb_sndctrlpipe(port->serial->dev, 0),
2067                         FTDI_SIO_SET_DATA_REQUEST,
2068                         FTDI_SIO_SET_DATA_REQUEST_TYPE,
2069                         urb_value , priv->interface,
2070                         NULL, 0, WDR_TIMEOUT) < 0) {
2071                 dev_err(&port->dev, "%s FAILED to enable/disable break state (state was %d)\n",
2072                         __func__, break_state);
2073         }
2074 
2075         dev_dbg(&port->dev, "%s break state is %d - urb is %d\n", __func__,
2076                 break_state, urb_value);
2077 
2078 }
2079 
2080 static bool ftdi_tx_empty(struct usb_serial_port *port)
2081 {
2082         unsigned char buf[2];
2083         int ret;
2084 
2085         ret = ftdi_get_modem_status(port, buf);
2086         if (ret == 2) {
2087                 if (!(buf[1] & FTDI_RS_TEMT))
2088                         return false;
2089         }
2090 
2091         return true;
2092 }
2093 
2094 /* old_termios contains the original termios settings and tty->termios contains
2095  * the new setting to be used
2096  * WARNING: set_termios calls this with old_termios in kernel space
2097  */
2098 static void ftdi_set_termios(struct tty_struct *tty,
2099                 struct usb_serial_port *port, struct ktermios *old_termios)
2100 {
2101         struct usb_device *dev = port->serial->dev;
2102         struct device *ddev = &port->dev;
2103         struct ftdi_private *priv = usb_get_serial_port_data(port);
2104         struct ktermios *termios = &tty->termios;
2105         unsigned int cflag = termios->c_cflag;
2106         __u16 urb_value; /* will hold the new flags */
2107 
2108         /* Added for xon/xoff support */
2109         unsigned int iflag = termios->c_iflag;
2110         unsigned char vstop;
2111         unsigned char vstart;
2112 
2113         /* Force baud rate if this device requires it, unless it is set to
2114            B0. */
2115         if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
2116                 dev_dbg(ddev, "%s: forcing baud rate for this device\n", __func__);
2117                 tty_encode_baud_rate(tty, priv->force_baud,
2118                                         priv->force_baud);
2119         }
2120 
2121         /* Force RTS-CTS if this device requires it. */
2122         if (priv->force_rtscts) {
2123                 dev_dbg(ddev, "%s: forcing rtscts for this device\n", __func__);
2124                 termios->c_cflag |= CRTSCTS;
2125         }
2126 
2127         /*
2128          * All FTDI UART chips are limited to CS7/8. We shouldn't pretend to
2129          * support CS5/6 and revert the CSIZE setting instead.
2130          *
2131          * CS5 however is used to control some smartcard readers which abuse
2132          * this limitation to switch modes. Original FTDI chips fall back to
2133          * eight data bits.
2134          *
2135          * TODO: Implement a quirk to only allow this with mentioned
2136          *       readers. One I know of (Argolis Smartreader V1)
2137          *       returns "USB smartcard server" as iInterface string.
2138          *       The vendor didn't bother with a custom VID/PID of
2139          *       course.
2140          */
2141         if (C_CSIZE(tty) == CS6) {
2142                 dev_warn(ddev, "requested CSIZE setting not supported\n");
2143 
2144                 termios->c_cflag &= ~CSIZE;
2145                 if (old_termios)
2146                         termios->c_cflag |= old_termios->c_cflag & CSIZE;
2147                 else
2148                         termios->c_cflag |= CS8;
2149         }
2150 
2151         cflag = termios->c_cflag;
2152 
2153         if (!old_termios)
2154                 goto no_skip;
2155 
2156         if (old_termios->c_cflag == termios->c_cflag
2157             && old_termios->c_ispeed == termios->c_ispeed
2158             && old_termios->c_ospeed == termios->c_ospeed)
2159                 goto no_c_cflag_changes;
2160 
2161         /* NOTE These routines can get interrupted by
2162            ftdi_sio_read_bulk_callback  - need to examine what this means -
2163            don't see any problems yet */
2164 
2165         if ((old_termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)) ==
2166             (termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
2167                 goto no_data_parity_stop_changes;
2168 
2169 no_skip:
2170         /* Set number of data bits, parity, stop bits */
2171 
2172         urb_value = 0;
2173         urb_value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
2174                       FTDI_SIO_SET_DATA_STOP_BITS_1);
2175         if (cflag & PARENB) {
2176                 if (cflag & CMSPAR)
2177                         urb_value |= cflag & PARODD ?
2178                                      FTDI_SIO_SET_DATA_PARITY_MARK :
2179                                      FTDI_SIO_SET_DATA_PARITY_SPACE;
2180                 else
2181                         urb_value |= cflag & PARODD ?
2182                                      FTDI_SIO_SET_DATA_PARITY_ODD :
2183                                      FTDI_SIO_SET_DATA_PARITY_EVEN;
2184         } else {
2185                 urb_value |= FTDI_SIO_SET_DATA_PARITY_NONE;
2186         }
2187         switch (cflag & CSIZE) {
2188         case CS5:
2189                 dev_dbg(ddev, "Setting CS5 quirk\n");
2190                 break;
2191         case CS7:
2192                 urb_value |= 7;
2193                 dev_dbg(ddev, "Setting CS7\n");
2194                 break;
2195         default:
2196         case CS8:
2197                 urb_value |= 8;
2198                 dev_dbg(ddev, "Setting CS8\n");
2199                 break;
2200         }
2201 
2202         /* This is needed by the break command since it uses the same command
2203            - but is or'ed with this value  */
2204         priv->last_set_data_urb_value = urb_value;
2205 
2206         if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2207                             FTDI_SIO_SET_DATA_REQUEST,
2208                             FTDI_SIO_SET_DATA_REQUEST_TYPE,
2209                             urb_value , priv->interface,
2210                             NULL, 0, WDR_SHORT_TIMEOUT) < 0) {
2211                 dev_err(ddev, "%s FAILED to set databits/stopbits/parity\n",
2212                         __func__);
2213         }
2214 
2215         /* Now do the baudrate */
2216 no_data_parity_stop_changes:
2217         if ((cflag & CBAUD) == B0) {
2218                 /* Disable flow control */
2219                 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2220                                     FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2221                                     FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2222                                     0, priv->interface,
2223                                     NULL, 0, WDR_TIMEOUT) < 0) {
2224                         dev_err(ddev, "%s error from disable flowcontrol urb\n",
2225                                 __func__);
2226                 }
2227                 /* Drop RTS and DTR */
2228                 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2229         } else {
2230                 /* set the baudrate determined before */
2231                 mutex_lock(&priv->cfg_lock);
2232                 if (change_speed(tty, port))
2233                         dev_err(ddev, "%s urb failed to set baudrate\n", __func__);
2234                 mutex_unlock(&priv->cfg_lock);
2235                 /* Ensure RTS and DTR are raised when baudrate changed from 0 */
2236                 if (old_termios && (old_termios->c_cflag & CBAUD) == B0)
2237                         set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2238         }
2239 
2240         /* Set flow control */
2241         /* Note device also supports DTR/CD (ugh) and Xon/Xoff in hardware */
2242 no_c_cflag_changes:
2243         if (cflag & CRTSCTS) {
2244                 dev_dbg(ddev, "%s Setting to CRTSCTS flow control\n", __func__);
2245                 if (usb_control_msg(dev,
2246                                     usb_sndctrlpipe(dev, 0),
2247                                     FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2248                                     FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2249                                     0 , (FTDI_SIO_RTS_CTS_HS | priv->interface),
2250                                     NULL, 0, WDR_TIMEOUT) < 0) {
2251                         dev_err(ddev, "urb failed to set to rts/cts flow control\n");
2252                 }
2253         } else {
2254                 /*
2255                  * Xon/Xoff code
2256                  *
2257                  * Check the IXOFF status in the iflag component of the
2258                  * termios structure. If IXOFF is not set, the pre-xon/xoff
2259                  * code is executed.
2260                  */
2261                 if (iflag & IXOFF) {
2262                         dev_dbg(ddev, "%s  request to enable xonxoff iflag=%04x\n",
2263                                 __func__, iflag);
2264                         /* Try to enable the XON/XOFF on the ftdi_sio
2265                          * Set the vstart and vstop -- could have been done up
2266                          * above where a lot of other dereferencing is done but
2267                          * that would be very inefficient as vstart and vstop
2268                          * are not always needed.
2269                          */
2270                         vstart = termios->c_cc[VSTART];
2271                         vstop = termios->c_cc[VSTOP];
2272                         urb_value = (vstop << 8) | (vstart);
2273 
2274                         if (usb_control_msg(dev,
2275                                             usb_sndctrlpipe(dev, 0),
2276                                             FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2277                                             FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2278                                             urb_value , (FTDI_SIO_XON_XOFF_HS
2279                                                          | priv->interface),
2280                                             NULL, 0, WDR_TIMEOUT) < 0) {
2281                                 dev_err(&port->dev, "urb failed to set to "
2282                                         "xon/xoff flow control\n");
2283                         }
2284                 } else {
2285                         /* else clause to only run if cflag ! CRTSCTS and iflag
2286                          * ! XOFF. CHECKME Assuming XON/XOFF handled by tty
2287                          * stack - not by device */
2288                         dev_dbg(ddev, "%s Turning off hardware flow control\n", __func__);
2289                         if (usb_control_msg(dev,
2290                                             usb_sndctrlpipe(dev, 0),
2291                                             FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2292                                             FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2293                                             0, priv->interface,
2294                                             NULL, 0, WDR_TIMEOUT) < 0) {
2295                                 dev_err(ddev, "urb failed to clear flow control\n");
2296                         }
2297                 }
2298         }
2299 }
2300 
2301 /*
2302  * Get modem-control status.
2303  *
2304  * Returns the number of status bytes retrieved (device dependant), or
2305  * negative error code.
2306  */
2307 static int ftdi_get_modem_status(struct usb_serial_port *port,
2308                                                 unsigned char status[2])
2309 {
2310         struct ftdi_private *priv = usb_get_serial_port_data(port);
2311         unsigned char *buf;
2312         int len;
2313         int ret;
2314 
2315         buf = kmalloc(2, GFP_KERNEL);
2316         if (!buf)
2317                 return -ENOMEM;
2318         /*
2319          * The 8U232AM returns a two byte value (the SIO a 1 byte value) in
2320          * the same format as the data returned from the in point.
2321          */
2322         switch (priv->chip_type) {
2323         case SIO:
2324                 len = 1;
2325                 break;
2326         case FT8U232AM:
2327         case FT232BM:
2328         case FT2232C:
2329         case FT232RL:
2330         case FT2232H:
2331         case FT4232H:
2332         case FT232H:
2333         case FTX:
2334                 len = 2;
2335                 break;
2336         default:
2337                 ret = -EFAULT;
2338                 goto out;
2339         }
2340 
2341         ret = usb_control_msg(port->serial->dev,
2342                         usb_rcvctrlpipe(port->serial->dev, 0),
2343                         FTDI_SIO_GET_MODEM_STATUS_REQUEST,
2344                         FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
2345                         0, priv->interface,
2346                         buf, len, WDR_TIMEOUT);
2347         if (ret < 0) {
2348                 dev_err(&port->dev, "failed to get modem status: %d\n", ret);
2349                 ret = usb_translate_errors(ret);
2350                 goto out;
2351         }
2352 
2353         status[0] = buf[0];
2354         if (ret > 1)
2355                 status[1] = buf[1];
2356         else
2357                 status[1] = 0;
2358 
2359         dev_dbg(&port->dev, "%s - 0x%02x%02x\n", __func__, status[0],
2360                                                                 status[1]);
2361 out:
2362         kfree(buf);
2363 
2364         return ret;
2365 }
2366 
2367 static int ftdi_tiocmget(struct tty_struct *tty)
2368 {
2369         struct usb_serial_port *port = tty->driver_data;
2370         struct ftdi_private *priv = usb_get_serial_port_data(port);
2371         unsigned char buf[2];
2372         int ret;
2373 
2374         ret = ftdi_get_modem_status(port, buf);
2375         if (ret < 0)
2376                 return ret;
2377 
2378         ret =   (buf[0] & FTDI_SIO_DSR_MASK  ? TIOCM_DSR : 0) |
2379                 (buf[0] & FTDI_SIO_CTS_MASK  ? TIOCM_CTS : 0) |
2380                 (buf[0] & FTDI_SIO_RI_MASK   ? TIOCM_RI  : 0) |
2381                 (buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD  : 0) |
2382                 priv->last_dtr_rts;
2383 
2384         return ret;
2385 }
2386 
2387 static int ftdi_tiocmset(struct tty_struct *tty,
2388                         unsigned int set, unsigned int clear)
2389 {
2390         struct usb_serial_port *port = tty->driver_data;
2391 
2392         return update_mctrl(port, set, clear);
2393 }
2394 
2395 static int ftdi_ioctl(struct tty_struct *tty,
2396                                         unsigned int cmd, unsigned long arg)
2397 {
2398         struct usb_serial_port *port = tty->driver_data;
2399 
2400         /* Based on code from acm.c and others */
2401         switch (cmd) {
2402 
2403         case TIOCGSERIAL: /* gets serial port data */
2404                 return get_serial_info(port,
2405                                         (struct serial_struct __user *) arg);
2406 
2407         case TIOCSSERIAL: /* sets serial port data */
2408                 return set_serial_info(tty, port,
2409                                         (struct serial_struct __user *) arg);
2410         case TIOCSERGETLSR:
2411                 return get_lsr_info(port, (struct serial_struct __user *)arg);
2412                 break;
2413         default:
2414                 break;
2415         }
2416 
2417         return -ENOIOCTLCMD;
2418 }
2419 
2420 module_usb_serial_driver(serial_drivers, id_table_combined);
2421 
2422 MODULE_AUTHOR(DRIVER_AUTHOR);
2423 MODULE_DESCRIPTION(DRIVER_DESC);
2424 MODULE_LICENSE("GPL");
2425 
2426 module_param(ndi_latency_timer, int, S_IRUGO | S_IWUSR);
2427 MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override");
2428 

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