xref: /openbmc/linux/drivers/usb/serial/ftdi_sio.c (revision feac8c8b)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * USB FTDI SIO driver
4  *
5  *	Copyright (C) 2009 - 2013
6  *	    Johan Hovold (jhovold@gmail.com)
7  *	Copyright (C) 1999 - 2001
8  *	    Greg Kroah-Hartman (greg@kroah.com)
9  *          Bill Ryder (bryder@sgi.com)
10  *	Copyright (C) 2002
11  *	    Kuba Ober (kuba@mareimbrium.org)
12  *
13  * See Documentation/usb/usb-serial.txt for more information on using this
14  * driver
15  *
16  * See http://ftdi-usb-sio.sourceforge.net for up to date testing info
17  *	and extra documentation
18  *
19  * Change entries from 2004 and earlier can be found in versions of this
20  * file in kernel versions prior to the 2.6.24 release.
21  *
22  */
23 
24 /* Bill Ryder - bryder@sgi.com - wrote the FTDI_SIO implementation */
25 /* Thanx to FTDI for so kindly providing details of the protocol required */
26 /*   to talk to the device */
27 /* Thanx to gkh and the rest of the usb dev group for all code I have
28    assimilated :-) */
29 
30 #include <linux/kernel.h>
31 #include <linux/errno.h>
32 #include <linux/slab.h>
33 #include <linux/tty.h>
34 #include <linux/tty_driver.h>
35 #include <linux/tty_flip.h>
36 #include <linux/module.h>
37 #include <linux/spinlock.h>
38 #include <linux/mutex.h>
39 #include <linux/uaccess.h>
40 #include <linux/usb.h>
41 #include <linux/serial.h>
42 #include <linux/usb/serial.h>
43 #include "ftdi_sio.h"
44 #include "ftdi_sio_ids.h"
45 
46 #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>"
47 #define DRIVER_DESC "USB FTDI Serial Converters Driver"
48 
49 
50 struct ftdi_private {
51 	enum ftdi_chip_type chip_type;
52 				/* type of device, either SIO or FT8U232AM */
53 	int baud_base;		/* baud base clock for divisor setting */
54 	int custom_divisor;	/* custom_divisor kludge, this is for
55 				   baud_base (different from what goes to the
56 				   chip!) */
57 	__u16 last_set_data_urb_value ;
58 				/* the last data state set - needed for doing
59 				 * a break
60 				 */
61 	int flags;		/* some ASYNC_xxxx flags are supported */
62 	unsigned long last_dtr_rts;	/* saved modem control outputs */
63 	char prev_status;        /* Used for TIOCMIWAIT */
64 	char transmit_empty;	/* If transmitter is empty or not */
65 	__u16 interface;	/* FT2232C, FT2232H or FT4232H port interface
66 				   (0 for FT232/245) */
67 
68 	speed_t force_baud;	/* if non-zero, force the baud rate to
69 				   this value */
70 	int force_rtscts;	/* if non-zero, force RTS-CTS to always
71 				   be enabled */
72 
73 	unsigned int latency;		/* latency setting in use */
74 	unsigned short max_packet_size;
75 	struct mutex cfg_lock; /* Avoid mess by parallel calls of config ioctl() and change_speed() */
76 };
77 
78 /* struct ftdi_sio_quirk is used by devices requiring special attention. */
79 struct ftdi_sio_quirk {
80 	int (*probe)(struct usb_serial *);
81 	/* Special settings for probed ports. */
82 	void (*port_probe)(struct ftdi_private *);
83 };
84 
85 static int   ftdi_jtag_probe(struct usb_serial *serial);
86 static int   ftdi_NDI_device_setup(struct usb_serial *serial);
87 static int   ftdi_stmclite_probe(struct usb_serial *serial);
88 static int   ftdi_8u2232c_probe(struct usb_serial *serial);
89 static void  ftdi_USB_UIRT_setup(struct ftdi_private *priv);
90 static void  ftdi_HE_TIRA1_setup(struct ftdi_private *priv);
91 
92 static const struct ftdi_sio_quirk ftdi_jtag_quirk = {
93 	.probe	= ftdi_jtag_probe,
94 };
95 
96 static const struct ftdi_sio_quirk ftdi_NDI_device_quirk = {
97 	.probe	= ftdi_NDI_device_setup,
98 };
99 
100 static const struct ftdi_sio_quirk ftdi_USB_UIRT_quirk = {
101 	.port_probe = ftdi_USB_UIRT_setup,
102 };
103 
104 static const struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
105 	.port_probe = ftdi_HE_TIRA1_setup,
106 };
107 
108 static const struct ftdi_sio_quirk ftdi_stmclite_quirk = {
109 	.probe	= ftdi_stmclite_probe,
110 };
111 
112 static const struct ftdi_sio_quirk ftdi_8u2232c_quirk = {
113 	.probe	= ftdi_8u2232c_probe,
114 };
115 
116 /*
117  * The 8U232AM has the same API as the sio except for:
118  * - it can support MUCH higher baudrates; up to:
119  *   o 921600 for RS232 and 2000000 for RS422/485 at 48MHz
120  *   o 230400 at 12MHz
121  *   so .. 8U232AM's baudrate setting codes are different
122  * - it has a two byte status code.
123  * - it returns characters every 16ms (the FTDI does it every 40ms)
124  *
125  * the bcdDevice value is used to differentiate FT232BM and FT245BM from
126  * the earlier FT8U232AM and FT8U232BM.  For now, include all known VID/PID
127  * combinations in both tables.
128  * FIXME: perhaps bcdDevice can also identify 12MHz FT8U232AM devices,
129  * but I don't know if those ever went into mass production. [Ian Abbott]
130  */
131 
132 
133 
134 /*
135  * Device ID not listed? Test it using
136  * /sys/bus/usb-serial/drivers/ftdi_sio/new_id and send a patch or report.
137  */
138 static const struct usb_device_id id_table_combined[] = {
139 	{ USB_DEVICE(FTDI_VID, FTDI_BRICK_PID) },
140 	{ USB_DEVICE(FTDI_VID, FTDI_ZEITCONTROL_TAGTRACE_MIFARE_PID) },
141 	{ USB_DEVICE(FTDI_VID, FTDI_CTI_MINI_PID) },
142 	{ USB_DEVICE(FTDI_VID, FTDI_CTI_NANO_PID) },
143 	{ USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) },
144 	{ USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) },
145 	{ USB_DEVICE(FTDI_VID, FTDI_CANDAPTER_PID) },
146 	{ USB_DEVICE(FTDI_VID, FTDI_BM_ATOM_NANO_PID) },
147 	{ USB_DEVICE(FTDI_VID, FTDI_NXTCAM_PID) },
148 	{ USB_DEVICE(FTDI_VID, FTDI_EV3CON_PID) },
149 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) },
150 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) },
151 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) },
152 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_3_PID) },
153 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_4_PID) },
154 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_5_PID) },
155 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_6_PID) },
156 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_7_PID) },
157 	{ USB_DEVICE(FTDI_VID, FTDI_USINT_CAT_PID) },
158 	{ USB_DEVICE(FTDI_VID, FTDI_USINT_WKEY_PID) },
159 	{ USB_DEVICE(FTDI_VID, FTDI_USINT_RS232_PID) },
160 	{ USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) },
161 	{ USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
162 	{ USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
163 	{ USB_DEVICE(FTDI_VID, FTDI_IPLUS2_PID) },
164 	{ USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) },
165 	{ USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
166 	{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
167 	{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
168 	{ USB_DEVICE(FTDI_VID, FTDI_232RL_PID) },
169 	{ USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) ,
170 		.driver_info = (kernel_ulong_t)&ftdi_8u2232c_quirk },
171 	{ USB_DEVICE(FTDI_VID, FTDI_4232H_PID) },
172 	{ USB_DEVICE(FTDI_VID, FTDI_232H_PID) },
173 	{ USB_DEVICE(FTDI_VID, FTDI_FTX_PID) },
174 	{ USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) },
175 	{ USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) },
176 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) },
177 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_SNIFFER_PID) },
178 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_THROTTLE_PID) },
179 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GATEWAY_PID) },
180 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_PID) },
181 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_BOOST_PID) },
182 	{ USB_DEVICE(NEWPORT_VID, NEWPORT_AGILIS_PID) },
183 	{ USB_DEVICE(NEWPORT_VID, NEWPORT_CONEX_CC_PID) },
184 	{ USB_DEVICE(NEWPORT_VID, NEWPORT_CONEX_AGP_PID) },
185 	{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
186 	{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
187 	{ USB_DEVICE(FTDI_VID, FTDI_SPROG_II) },
188 	{ USB_DEVICE(FTDI_VID, FTDI_TAGSYS_LP101_PID) },
189 	{ USB_DEVICE(FTDI_VID, FTDI_TAGSYS_P200X_PID) },
190 	{ USB_DEVICE(FTDI_VID, FTDI_LENZ_LIUSB_PID) },
191 	{ USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) },
192 	{ USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) },
193 	{ USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) },
194 	{ USB_DEVICE(FTDI_VID, FTDI_XF_633_PID) },
195 	{ USB_DEVICE(FTDI_VID, FTDI_XF_631_PID) },
196 	{ USB_DEVICE(FTDI_VID, FTDI_XF_635_PID) },
197 	{ USB_DEVICE(FTDI_VID, FTDI_XF_640_PID) },
198 	{ USB_DEVICE(FTDI_VID, FTDI_XF_642_PID) },
199 	{ USB_DEVICE(FTDI_VID, FTDI_DSS20_PID) },
200 	{ USB_DEVICE(FTDI_VID, FTDI_URBAN_0_PID) },
201 	{ USB_DEVICE(FTDI_VID, FTDI_URBAN_1_PID) },
202 	{ USB_DEVICE(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID) },
203 	{ USB_DEVICE(FTDI_VID, FTDI_VNHCPCUSB_D_PID) },
204 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_0_PID) },
205 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_1_PID) },
206 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_2_PID) },
207 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_3_PID) },
208 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_4_PID) },
209 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_5_PID) },
210 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) },
211 	{ USB_DEVICE(FTDI_VID, FTDI_R2000KU_TRUE_RNG) },
212 	{ USB_DEVICE(FTDI_VID, FTDI_VARDAAN_PID) },
213 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0100_PID) },
214 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0101_PID) },
215 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0102_PID) },
216 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0103_PID) },
217 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0104_PID) },
218 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0105_PID) },
219 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0106_PID) },
220 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0107_PID) },
221 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0108_PID) },
222 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0109_PID) },
223 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010A_PID) },
224 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010B_PID) },
225 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010C_PID) },
226 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010D_PID) },
227 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010E_PID) },
228 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010F_PID) },
229 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0110_PID) },
230 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0111_PID) },
231 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0112_PID) },
232 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0113_PID) },
233 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0114_PID) },
234 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0115_PID) },
235 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0116_PID) },
236 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0117_PID) },
237 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0118_PID) },
238 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0119_PID) },
239 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011A_PID) },
240 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011B_PID) },
241 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011C_PID) },
242 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011D_PID) },
243 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011E_PID) },
244 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011F_PID) },
245 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0120_PID) },
246 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0121_PID) },
247 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0122_PID) },
248 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0123_PID) },
249 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0124_PID) },
250 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0125_PID) },
251 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0126_PID) },
252 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID) },
253 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0128_PID) },
254 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0129_PID) },
255 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012A_PID) },
256 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012B_PID) },
257 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID) },
258 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012D_PID) },
259 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012E_PID) },
260 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012F_PID) },
261 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0130_PID) },
262 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0131_PID) },
263 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0132_PID) },
264 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0133_PID) },
265 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0134_PID) },
266 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0135_PID) },
267 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0136_PID) },
268 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0137_PID) },
269 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0138_PID) },
270 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0139_PID) },
271 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013A_PID) },
272 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013B_PID) },
273 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013C_PID) },
274 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013D_PID) },
275 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013E_PID) },
276 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013F_PID) },
277 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0140_PID) },
278 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0141_PID) },
279 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0142_PID) },
280 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0143_PID) },
281 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0144_PID) },
282 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0145_PID) },
283 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0146_PID) },
284 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0147_PID) },
285 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0148_PID) },
286 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0149_PID) },
287 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014A_PID) },
288 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014B_PID) },
289 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014C_PID) },
290 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014D_PID) },
291 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014E_PID) },
292 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014F_PID) },
293 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0150_PID) },
294 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0151_PID) },
295 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0152_PID) },
296 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID) },
297 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID) },
298 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID) },
299 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID) },
300 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID) },
301 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID) },
302 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0159_PID) },
303 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015A_PID) },
304 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015B_PID) },
305 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015C_PID) },
306 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015D_PID) },
307 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015E_PID) },
308 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015F_PID) },
309 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0160_PID) },
310 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0161_PID) },
311 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0162_PID) },
312 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0163_PID) },
313 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0164_PID) },
314 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0165_PID) },
315 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0166_PID) },
316 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0167_PID) },
317 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0168_PID) },
318 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0169_PID) },
319 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016A_PID) },
320 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016B_PID) },
321 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016C_PID) },
322 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016D_PID) },
323 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016E_PID) },
324 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016F_PID) },
325 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0170_PID) },
326 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0171_PID) },
327 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0172_PID) },
328 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0173_PID) },
329 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0174_PID) },
330 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0175_PID) },
331 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0176_PID) },
332 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0177_PID) },
333 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0178_PID) },
334 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0179_PID) },
335 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017A_PID) },
336 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017B_PID) },
337 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017C_PID) },
338 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017D_PID) },
339 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017E_PID) },
340 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017F_PID) },
341 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0180_PID) },
342 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0181_PID) },
343 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0182_PID) },
344 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0183_PID) },
345 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0184_PID) },
346 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0185_PID) },
347 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0186_PID) },
348 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0187_PID) },
349 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0188_PID) },
350 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0189_PID) },
351 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018A_PID) },
352 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018B_PID) },
353 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018C_PID) },
354 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018D_PID) },
355 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018E_PID) },
356 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018F_PID) },
357 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0190_PID) },
358 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0191_PID) },
359 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0192_PID) },
360 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0193_PID) },
361 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0194_PID) },
362 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0195_PID) },
363 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0196_PID) },
364 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0197_PID) },
365 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0198_PID) },
366 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0199_PID) },
367 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019A_PID) },
368 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019B_PID) },
369 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019C_PID) },
370 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019D_PID) },
371 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019E_PID) },
372 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019F_PID) },
373 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A0_PID) },
374 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A1_PID) },
375 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A2_PID) },
376 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A3_PID) },
377 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A4_PID) },
378 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A5_PID) },
379 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A6_PID) },
380 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A7_PID) },
381 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A8_PID) },
382 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A9_PID) },
383 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AA_PID) },
384 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AB_PID) },
385 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AC_PID) },
386 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AD_PID) },
387 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AE_PID) },
388 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AF_PID) },
389 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B0_PID) },
390 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B1_PID) },
391 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B2_PID) },
392 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B3_PID) },
393 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B4_PID) },
394 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B5_PID) },
395 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B6_PID) },
396 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B7_PID) },
397 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B8_PID) },
398 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B9_PID) },
399 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BA_PID) },
400 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BB_PID) },
401 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BC_PID) },
402 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BD_PID) },
403 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BE_PID) },
404 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BF_PID) },
405 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C0_PID) },
406 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C1_PID) },
407 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C2_PID) },
408 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C3_PID) },
409 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C4_PID) },
410 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C5_PID) },
411 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C6_PID) },
412 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C7_PID) },
413 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C8_PID) },
414 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C9_PID) },
415 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CA_PID) },
416 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CB_PID) },
417 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CC_PID) },
418 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CD_PID) },
419 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CE_PID) },
420 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CF_PID) },
421 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D0_PID) },
422 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D1_PID) },
423 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D2_PID) },
424 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D3_PID) },
425 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D4_PID) },
426 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D5_PID) },
427 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D6_PID) },
428 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D7_PID) },
429 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D8_PID) },
430 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D9_PID) },
431 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DA_PID) },
432 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DB_PID) },
433 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DC_PID) },
434 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DD_PID) },
435 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DE_PID) },
436 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DF_PID) },
437 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E0_PID) },
438 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E1_PID) },
439 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E2_PID) },
440 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E3_PID) },
441 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E4_PID) },
442 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E5_PID) },
443 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E6_PID) },
444 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E7_PID) },
445 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E8_PID) },
446 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E9_PID) },
447 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EA_PID) },
448 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EB_PID) },
449 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EC_PID) },
450 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01ED_PID) },
451 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EE_PID) },
452 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EF_PID) },
453 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F0_PID) },
454 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F1_PID) },
455 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F2_PID) },
456 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F3_PID) },
457 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F4_PID) },
458 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F5_PID) },
459 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F6_PID) },
460 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F7_PID) },
461 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F8_PID) },
462 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F9_PID) },
463 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FA_PID) },
464 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FB_PID) },
465 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FC_PID) },
466 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) },
467 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) },
468 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) },
469 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_4701_PID) },
470 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9300_PID) },
471 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9301_PID) },
472 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9302_PID) },
473 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9303_PID) },
474 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9304_PID) },
475 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9305_PID) },
476 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9306_PID) },
477 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9307_PID) },
478 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9308_PID) },
479 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9309_PID) },
480 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930A_PID) },
481 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930B_PID) },
482 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930C_PID) },
483 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930D_PID) },
484 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930E_PID) },
485 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930F_PID) },
486 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9310_PID) },
487 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9311_PID) },
488 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9312_PID) },
489 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9313_PID) },
490 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9314_PID) },
491 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9315_PID) },
492 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9316_PID) },
493 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9317_PID) },
494 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9318_PID) },
495 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9319_PID) },
496 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931A_PID) },
497 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931B_PID) },
498 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931C_PID) },
499 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931D_PID) },
500 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931E_PID) },
501 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931F_PID) },
502 	{ USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) },
503 	{ USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) },
504 	{ USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) },
505 	{ USB_DEVICE(FTDI_VID, FTDI_USBX_707_PID) },
506 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) },
507 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) },
508 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2103_PID) },
509 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2104_PID) },
510 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2106_PID) },
511 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_1_PID) },
512 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_2_PID) },
513 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_1_PID) },
514 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_2_PID) },
515 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_1_PID) },
516 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_2_PID) },
517 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_1_PID) },
518 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_2_PID) },
519 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_3_PID) },
520 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_4_PID) },
521 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_1_PID) },
522 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_2_PID) },
523 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_3_PID) },
524 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_4_PID) },
525 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_1_PID) },
526 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_2_PID) },
527 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_3_PID) },
528 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_4_PID) },
529 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_1_PID) },
530 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_2_PID) },
531 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_3_PID) },
532 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_4_PID) },
533 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_5_PID) },
534 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_6_PID) },
535 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_7_PID) },
536 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_8_PID) },
537 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_1_PID) },
538 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_2_PID) },
539 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_3_PID) },
540 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_4_PID) },
541 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_5_PID) },
542 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_6_PID) },
543 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_7_PID) },
544 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_8_PID) },
545 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_1_PID) },
546 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_2_PID) },
547 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_3_PID) },
548 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_4_PID) },
549 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_5_PID) },
550 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_6_PID) },
551 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_7_PID) },
552 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) },
553 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_1_PID) },
554 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_2_PID) },
555 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_3_PID) },
556 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_4_PID) },
557 	{ USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) },
558 	{ USB_DEVICE(OCT_VID, OCT_US101_PID) },
559 	{ USB_DEVICE(OCT_VID, OCT_DK201_PID) },
560 	{ USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID),
561 		.driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk },
562 	{ USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID),
563 		.driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk },
564 	{ USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) },
565 	{ USB_DEVICE(FTDI_VID, PROTEGO_R2X0) },
566 	{ USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) },
567 	{ USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) },
568 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) },
569 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) },
570 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) },
571 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) },
572 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) },
573 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) },
574 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) },
575 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) },
576 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) },
577 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) },
578 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) },
579 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) },
580 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) },
581 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) },
582 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) },
583 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) },
584 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
585 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) },
586 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UR100_PID) },
587 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_ALC8500_PID) },
588 	{ USB_DEVICE(FTDI_VID, FTDI_PYRAMID_PID) },
589 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1000PC_PID) },
590 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_US485_PID) },
591 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PICPRO_PID) },
592 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PCMCIA_PID) },
593 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PK1_PID) },
594 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_RS232MON_PID) },
595 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_APP70_PID) },
596 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PEDO_PID) },
597 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PROD_PID) },
598 	{ USB_DEVICE(FTDI_VID, FTDI_TAVIR_STK500_PID) },
599 	{ USB_DEVICE(FTDI_VID, FTDI_TIAO_UMPA_PID),
600 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
601 	{ USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLXM_PID),
602 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
603 	{ USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) },
604 	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX_PID) },
605 	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2_PID) },
606 	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2WI_PID) },
607 	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX3_PID) },
608 	/*
609 	 * ELV devices:
610 	 */
611 	{ USB_DEVICE(FTDI_ELV_VID, FTDI_ELV_WS300_PID) },
612 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_USR_PID) },
613 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_MSM1_PID) },
614 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_KL100_PID) },
615 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS550_PID) },
616 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_EC3000_PID) },
617 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS888_PID) },
618 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_TWS550_PID) },
619 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FEM_PID) },
620 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_CLI7000_PID) },
621 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_PPS7330_PID) },
622 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_TFM100_PID) },
623 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UDF77_PID) },
624 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UIO88_PID) },
625 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UAD8_PID) },
626 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UDA7_PID) },
627 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_USI2_PID) },
628 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_T1100_PID) },
629 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_PCD200_PID) },
630 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_ULA200_PID) },
631 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_CSI8_PID) },
632 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_EM1000DL_PID) },
633 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_PCK100_PID) },
634 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_RFP500_PID) },
635 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FS20SIG_PID) },
636 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UTP8_PID) },
637 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) },
638 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS444PC_PID) },
639 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) },
640 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_EM1010PC_PID) },
641 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) },
642 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_HS485_PID) },
643 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UMS100_PID) },
644 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_TFD128_PID) },
645 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FM3RX_PID) },
646 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS777_PID) },
647 	{ USB_DEVICE(FTDI_VID, FTDI_PALMSENS_PID) },
648 	{ USB_DEVICE(FTDI_VID, FTDI_IVIUM_XSTAT_PID) },
649 	{ USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
650 	{ USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
651 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
652 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) },
653 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) },
654 	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
655 	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
656 	{ USB_DEVICE(FTDI_VID, FTDI_CCSMACHX_2_PID) },
657 	{ USB_DEVICE(FTDI_VID, FTDI_CCSLOAD_N_GO_3_PID) },
658 	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU64_4_PID) },
659 	{ USB_DEVICE(FTDI_VID, FTDI_CCSPRIME8_5_PID) },
660 	{ USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) },
661 	{ USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) },
662 	{ USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) },
663 	{ USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) },
664 	{ USB_DEVICE(FALCOM_VID, FALCOM_SAMBA_PID) },
665 	{ USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) },
666 	{ USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) },
667 	{ USB_DEVICE(TTI_VID, TTI_QL355P_PID) },
668 	{ USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
669 	{ USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
670 	{ USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
671 	{ USB_DEVICE(MITSUBISHI_VID, MITSUBISHI_FXUSB_PID) },
672 	{ USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
673 	{ USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
674 	{ USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) },
675 	{ USB_DEVICE(BANDB_VID, BANDB_USOPTL4_PID) },
676 	{ USB_DEVICE(BANDB_VID, BANDB_USPTL4_PID) },
677 	{ USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_2_PID) },
678 	{ USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_PID) },
679 	{ USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR2_PID) },
680 	{ USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR_PID) },
681 	{ USB_DEVICE(BANDB_VID, BANDB_485USB9F_2W_PID) },
682 	{ USB_DEVICE(BANDB_VID, BANDB_485USB9F_4W_PID) },
683 	{ USB_DEVICE(BANDB_VID, BANDB_232USB9M_PID) },
684 	{ USB_DEVICE(BANDB_VID, BANDB_485USBTB_2W_PID) },
685 	{ USB_DEVICE(BANDB_VID, BANDB_485USBTB_4W_PID) },
686 	{ USB_DEVICE(BANDB_VID, BANDB_TTL5USB9M_PID) },
687 	{ USB_DEVICE(BANDB_VID, BANDB_TTL3USB9M_PID) },
688 	{ USB_DEVICE(BANDB_VID, BANDB_ZZ_PROG1_USB_PID) },
689 	{ USB_DEVICE(FTDI_VID, EVER_ECO_PRO_CDS) },
690 	{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) },
691 	{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) },
692 	{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_3_PID) },
693 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_0_PID) },
694 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_1_PID) },
695 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_2_PID) },
696 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_3_PID) },
697 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_4_PID) },
698 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) },
699 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) },
700 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) },
701 	{ USB_DEVICE(XSENS_VID, XSENS_AWINDA_DONGLE_PID) },
702 	{ USB_DEVICE(XSENS_VID, XSENS_AWINDA_STATION_PID) },
703 	{ USB_DEVICE(XSENS_VID, XSENS_CONVERTER_PID) },
704 	{ USB_DEVICE(XSENS_VID, XSENS_MTDEVBOARD_PID) },
705 	{ USB_DEVICE(XSENS_VID, XSENS_MTW_PID) },
706 	{ USB_DEVICE(FTDI_VID, FTDI_OMNI1509) },
707 	{ USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
708 	{ USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) },
709 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) },
710 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) },
711 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
712 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
713 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) },
714 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) },
715 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) },
716 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) },
717 	{ USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) },
718 	{ USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) },
719 	{ USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
720 	{ USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) },
721 	{ USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) },
722 	{ USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) },
723 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) },
724 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) },
725 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HR_PID) },
726 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HRC_PID) },
727 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16IC_PID) },
728 	{ USB_DEVICE(KOBIL_VID, KOBIL_CONV_B1_PID) },
729 	{ USB_DEVICE(KOBIL_VID, KOBIL_CONV_KAAN_PID) },
730 	{ USB_DEVICE(POSIFLEX_VID, POSIFLEX_PP7000_PID) },
731 	{ USB_DEVICE(FTDI_VID, FTDI_TTUSB_PID) },
732 	{ USB_DEVICE(FTDI_VID, FTDI_ECLO_COM_1WIRE_PID) },
733 	{ USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) },
734 	{ USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
735 	{ USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
736 	{ USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
737 	{ USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
738 	{ USB_DEVICE(FTDI_VID, FTDI_NZR_SEM_USB_PID) },
739 	{ USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) },
740 	{ USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) },
741 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) },
742 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2C2_PID) },
743 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2D_PID) },
744 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2VT_PID) },
745 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2VR_PID) },
746 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVT_PID) },
747 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVR_PID) },
748 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVT_PID) },
749 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVR_PID) },
750 	{ USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
751 	{ USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
752 	{ USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
753 	{ USB_DEVICE(TESTO_VID, TESTO_1_PID) },
754 	{ USB_DEVICE(TESTO_VID, TESTO_3_PID) },
755 	{ USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) },
756 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) },
757 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
758 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
759 	{ USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
760 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_HUC_PID),
761 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
762 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_SPECTRA_SCU_PID),
763 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
764 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_2_PID),
765 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
766 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_3_PID),
767 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
768 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_AURORA_SCU_PID),
769 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
770 	{ USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
771 	{ USB_DEVICE(NOVITUS_VID, NOVITUS_BONO_E_PID) },
772 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) },
773 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) },
774 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) },
775 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57B_PID) },
776 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29A_PID) },
777 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29B_PID) },
778 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29F_PID) },
779 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62B_PID) },
780 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S01_PID) },
781 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63_PID) },
782 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29C_PID) },
783 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_81B_PID) },
784 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_82B_PID) },
785 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5D_PID) },
786 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K4Y_PID) },
787 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5G_PID) },
788 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S05_PID) },
789 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_60_PID) },
790 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_61_PID) },
791 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62_PID) },
792 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63B_PID) },
793 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_64_PID) },
794 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_65_PID) },
795 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92_PID) },
796 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92D_PID) },
797 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_W5R_PID) },
798 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_A5R_PID) },
799 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_PW1_PID) },
800 	{ USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
801 	{ USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
802 	{ USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
803 	{ USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
804 	{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
805 	{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
806 	{ USB_DEVICE(FTDI_VID, CYBER_CORTEX_AV_PID),
807 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
808 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID, 1) },
809 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID, 1) },
810 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_PID, 1) },
811 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_H_PID, 1) },
812 	{ USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
813 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
814 	{ USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
815 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
816 	{ USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
817 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
818 	{ USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
819 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
820 	{ USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
821 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
822 	{ USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
823 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
824 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
825 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_SCU18) },
826 	{ USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
827 
828 	/* Papouch devices based on FTDI chip */
829 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_PID) },
830 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_PID) },
831 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_PID) },
832 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_2_PID) },
833 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_2_PID) },
834 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_2_PID) },
835 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485S_PID) },
836 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485C_PID) },
837 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_LEC_PID) },
838 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB232_PID) },
839 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
840 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_IRAMP_PID) },
841 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK5_PID) },
842 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO8x8_PID) },
843 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) },
844 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x2_PID) },
845 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO10x1_PID) },
846 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO30x3_PID) },
847 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO60x3_PID) },
848 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x16_PID) },
849 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO3x32_PID) },
850 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK6_PID) },
851 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_UPSUSB_PID) },
852 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_MU_PID) },
853 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SIMUKEY_PID) },
854 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_AD4USB_PID) },
855 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMUX_PID) },
856 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMSR_PID) },
857 
858 	{ USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) },
859 	{ USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
860 	{ USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
861 	{ USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
862 	{ USB_DEVICE(ATMEL_VID, STK541_PID) },
863 	{ USB_DEVICE(DE_VID, STB_PID) },
864 	{ USB_DEVICE(DE_VID, WHT_PID) },
865 	{ USB_DEVICE(ADI_VID, ADI_GNICE_PID),
866 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
867 	{ USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
868 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
869 	{ USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID,
870 					USB_CLASS_VENDOR_SPEC,
871 					USB_SUBCLASS_VENDOR_SPEC, 0x00) },
872 	{ USB_DEVICE_INTERFACE_NUMBER(ACTEL_VID, MICROSEMI_ARROW_SF2PLUS_BOARD_PID, 2) },
873 	{ USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
874 	{ USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
875 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
876 	{ USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
877 	{ USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
878 	{ USB_DEVICE(FTDI_VID, PI_C865_PID) },
879 	{ USB_DEVICE(FTDI_VID, PI_C857_PID) },
880 	{ USB_DEVICE(PI_VID, PI_C866_PID) },
881 	{ USB_DEVICE(PI_VID, PI_C663_PID) },
882 	{ USB_DEVICE(PI_VID, PI_C725_PID) },
883 	{ USB_DEVICE(PI_VID, PI_E517_PID) },
884 	{ USB_DEVICE(PI_VID, PI_C863_PID) },
885 	{ USB_DEVICE(PI_VID, PI_E861_PID) },
886 	{ USB_DEVICE(PI_VID, PI_C867_PID) },
887 	{ USB_DEVICE(PI_VID, PI_E609_PID) },
888 	{ USB_DEVICE(PI_VID, PI_E709_PID) },
889 	{ USB_DEVICE(PI_VID, PI_100F_PID) },
890 	{ USB_DEVICE(PI_VID, PI_1011_PID) },
891 	{ USB_DEVICE(PI_VID, PI_1012_PID) },
892 	{ USB_DEVICE(PI_VID, PI_1013_PID) },
893 	{ USB_DEVICE(PI_VID, PI_1014_PID) },
894 	{ USB_DEVICE(PI_VID, PI_1015_PID) },
895 	{ USB_DEVICE(PI_VID, PI_1016_PID) },
896 	{ USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) },
897 	{ USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
898 	{ USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
899 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
900 	{ USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
901 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
902 	{ USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
903 	{ USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
904 	{ USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
905 	{ USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
906 	{ USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) },
907 	{ USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
908 	{ USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
909 	{ USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
910 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
911 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
912 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
913 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
914 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
915 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
916 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
917 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
918 	{ USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
919 	{ USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
920 	{ USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
921 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
922 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
923 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
924 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
925 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
926 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
927 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
928 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
929 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
930 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) },
931 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
932 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
933 	{ USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
934 	{ USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
935 	{ USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
936 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
937 	{ USB_DEVICE(ST_VID, ST_STMCLT_2232_PID),
938 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
939 	{ USB_DEVICE(ST_VID, ST_STMCLT_4232_PID),
940 		.driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
941 	{ USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
942 	{ USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
943 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
944 	{ USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
945 	/* Crucible Devices */
946 	{ USB_DEVICE(FTDI_VID, FTDI_CT_COMET_PID) },
947 	{ USB_DEVICE(FTDI_VID, FTDI_Z3X_PID) },
948 	/* Cressi Devices */
949 	{ USB_DEVICE(FTDI_VID, FTDI_CRESSI_PID) },
950 	/* Brainboxes Devices */
951 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_001_PID) },
952 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_012_PID) },
953 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_023_PID) },
954 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_034_PID) },
955 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_101_PID) },
956 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_1_PID) },
957 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_2_PID) },
958 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_3_PID) },
959 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_4_PID) },
960 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_5_PID) },
961 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_6_PID) },
962 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_7_PID) },
963 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_8_PID) },
964 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_257_PID) },
965 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_1_PID) },
966 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_2_PID) },
967 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_3_PID) },
968 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_4_PID) },
969 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_313_PID) },
970 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_324_PID) },
971 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_1_PID) },
972 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_2_PID) },
973 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_357_PID) },
974 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_1_PID) },
975 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_2_PID) },
976 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_3_PID) },
977 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_1_PID) },
978 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_2_PID) },
979 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_1_PID) },
980 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_2_PID) },
981 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_3_PID) },
982 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_4_PID) },
983 	/* ekey Devices */
984 	{ USB_DEVICE(FTDI_VID, FTDI_EKEY_CONV_USB_PID) },
985 	/* Infineon Devices */
986 	{ USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC1798_PID, 1) },
987 	{ USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC2X7_PID, 1) },
988 	/* GE Healthcare devices */
989 	{ USB_DEVICE(GE_HEALTHCARE_VID, GE_HEALTHCARE_NEMO_TRACKER_PID) },
990 	/* Active Research (Actisense) devices */
991 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NDC_PID) },
992 	{ USB_DEVICE(FTDI_VID, ACTISENSE_USG_PID) },
993 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NGT_PID) },
994 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NGW_PID) },
995 	{ USB_DEVICE(FTDI_VID, ACTISENSE_D9AC_PID) },
996 	{ USB_DEVICE(FTDI_VID, ACTISENSE_D9AD_PID) },
997 	{ USB_DEVICE(FTDI_VID, ACTISENSE_D9AE_PID) },
998 	{ USB_DEVICE(FTDI_VID, ACTISENSE_D9AF_PID) },
999 	{ USB_DEVICE(FTDI_VID, CHETCO_SEAGAUGE_PID) },
1000 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASWITCH_PID) },
1001 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_NMEA2000_PID) },
1002 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ETHERNET_PID) },
1003 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_WIFI_PID) },
1004 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_DISPLAY_PID) },
1005 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_LITE_PID) },
1006 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ANALOG_PID) },
1007 	/* ICP DAS I-756xU devices */
1008 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7560U_PID) },
1009 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) },
1010 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) },
1011 	{ USB_DEVICE(WICED_VID, WICED_USB20706V2_PID) },
1012 	{ USB_DEVICE(TI_VID, TI_CC3200_LAUNCHPAD_PID),
1013 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1014 	{ USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_BT_USB_PID) },
1015 	{ USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_WL_USB_PID) },
1016 	{ USB_DEVICE(AIRBUS_DS_VID, AIRBUS_DS_P8GR) },
1017 	{ }					/* Terminating entry */
1018 };
1019 
1020 MODULE_DEVICE_TABLE(usb, id_table_combined);
1021 
1022 static const char *ftdi_chip_name[] = {
1023 	[SIO] = "SIO",	/* the serial part of FT8U100AX */
1024 	[FT8U232AM] = "FT8U232AM",
1025 	[FT232BM] = "FT232BM",
1026 	[FT2232C] = "FT2232C",
1027 	[FT232RL] = "FT232RL",
1028 	[FT2232H] = "FT2232H",
1029 	[FT4232H] = "FT4232H",
1030 	[FT232H]  = "FT232H",
1031 	[FTX]     = "FT-X"
1032 };
1033 
1034 
1035 /* Used for TIOCMIWAIT */
1036 #define FTDI_STATUS_B0_MASK	(FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
1037 #define FTDI_STATUS_B1_MASK	(FTDI_RS_BI)
1038 /* End TIOCMIWAIT */
1039 
1040 /* function prototypes for a FTDI serial converter */
1041 static int  ftdi_sio_probe(struct usb_serial *serial,
1042 					const struct usb_device_id *id);
1043 static int  ftdi_sio_port_probe(struct usb_serial_port *port);
1044 static int  ftdi_sio_port_remove(struct usb_serial_port *port);
1045 static int  ftdi_open(struct tty_struct *tty, struct usb_serial_port *port);
1046 static void ftdi_dtr_rts(struct usb_serial_port *port, int on);
1047 static void ftdi_process_read_urb(struct urb *urb);
1048 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
1049 						void *dest, size_t size);
1050 static void ftdi_set_termios(struct tty_struct *tty,
1051 			struct usb_serial_port *port, struct ktermios *old);
1052 static int  ftdi_tiocmget(struct tty_struct *tty);
1053 static int  ftdi_tiocmset(struct tty_struct *tty,
1054 			unsigned int set, unsigned int clear);
1055 static int  ftdi_ioctl(struct tty_struct *tty,
1056 			unsigned int cmd, unsigned long arg);
1057 static void ftdi_break_ctl(struct tty_struct *tty, int break_state);
1058 static bool ftdi_tx_empty(struct usb_serial_port *port);
1059 static int ftdi_get_modem_status(struct usb_serial_port *port,
1060 						unsigned char status[2]);
1061 
1062 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base);
1063 static unsigned short int ftdi_232am_baud_to_divisor(int baud);
1064 static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base);
1065 static __u32 ftdi_232bm_baud_to_divisor(int baud);
1066 static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base);
1067 static __u32 ftdi_2232h_baud_to_divisor(int baud);
1068 
1069 static struct usb_serial_driver ftdi_sio_device = {
1070 	.driver = {
1071 		.owner =	THIS_MODULE,
1072 		.name =		"ftdi_sio",
1073 	},
1074 	.description =		"FTDI USB Serial Device",
1075 	.id_table =		id_table_combined,
1076 	.num_ports =		1,
1077 	.bulk_in_size =		512,
1078 	.bulk_out_size =	256,
1079 	.probe =		ftdi_sio_probe,
1080 	.port_probe =		ftdi_sio_port_probe,
1081 	.port_remove =		ftdi_sio_port_remove,
1082 	.open =			ftdi_open,
1083 	.dtr_rts =		ftdi_dtr_rts,
1084 	.throttle =		usb_serial_generic_throttle,
1085 	.unthrottle =		usb_serial_generic_unthrottle,
1086 	.process_read_urb =	ftdi_process_read_urb,
1087 	.prepare_write_buffer =	ftdi_prepare_write_buffer,
1088 	.tiocmget =		ftdi_tiocmget,
1089 	.tiocmset =		ftdi_tiocmset,
1090 	.tiocmiwait =		usb_serial_generic_tiocmiwait,
1091 	.get_icount =           usb_serial_generic_get_icount,
1092 	.ioctl =		ftdi_ioctl,
1093 	.set_termios =		ftdi_set_termios,
1094 	.break_ctl =		ftdi_break_ctl,
1095 	.tx_empty =		ftdi_tx_empty,
1096 };
1097 
1098 static struct usb_serial_driver * const serial_drivers[] = {
1099 	&ftdi_sio_device, NULL
1100 };
1101 
1102 
1103 #define WDR_TIMEOUT 5000 /* default urb timeout */
1104 #define WDR_SHORT_TIMEOUT 1000	/* shorter urb timeout */
1105 
1106 /*
1107  * ***************************************************************************
1108  * Utility functions
1109  * ***************************************************************************
1110  */
1111 
1112 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base)
1113 {
1114 	unsigned short int divisor;
1115 	/* divisor shifted 3 bits to the left */
1116 	int divisor3 = base / 2 / baud;
1117 	if ((divisor3 & 0x7) == 7)
1118 		divisor3++; /* round x.7/8 up to x+1 */
1119 	divisor = divisor3 >> 3;
1120 	divisor3 &= 0x7;
1121 	if (divisor3 == 1)
1122 		divisor |= 0xc000;
1123 	else if (divisor3 >= 4)
1124 		divisor |= 0x4000;
1125 	else if (divisor3 != 0)
1126 		divisor |= 0x8000;
1127 	else if (divisor == 1)
1128 		divisor = 0;	/* special case for maximum baud rate */
1129 	return divisor;
1130 }
1131 
1132 static unsigned short int ftdi_232am_baud_to_divisor(int baud)
1133 {
1134 	 return ftdi_232am_baud_base_to_divisor(baud, 48000000);
1135 }
1136 
1137 static __u32 ftdi_232bm_baud_base_to_divisor(int baud, int base)
1138 {
1139 	static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1140 	__u32 divisor;
1141 	/* divisor shifted 3 bits to the left */
1142 	int divisor3 = base / 2 / baud;
1143 	divisor = divisor3 >> 3;
1144 	divisor |= (__u32)divfrac[divisor3 & 0x7] << 14;
1145 	/* Deal with special cases for highest baud rates. */
1146 	if (divisor == 1)
1147 		divisor = 0;
1148 	else if (divisor == 0x4001)
1149 		divisor = 1;
1150 	return divisor;
1151 }
1152 
1153 static __u32 ftdi_232bm_baud_to_divisor(int baud)
1154 {
1155 	 return ftdi_232bm_baud_base_to_divisor(baud, 48000000);
1156 }
1157 
1158 static __u32 ftdi_2232h_baud_base_to_divisor(int baud, int base)
1159 {
1160 	static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1161 	__u32 divisor;
1162 	int divisor3;
1163 
1164 	/* hi-speed baud rate is 10-bit sampling instead of 16-bit */
1165 	divisor3 = base * 8 / (baud * 10);
1166 
1167 	divisor = divisor3 >> 3;
1168 	divisor |= (__u32)divfrac[divisor3 & 0x7] << 14;
1169 	/* Deal with special cases for highest baud rates. */
1170 	if (divisor == 1)
1171 		divisor = 0;
1172 	else if (divisor == 0x4001)
1173 		divisor = 1;
1174 	/*
1175 	 * Set this bit to turn off a divide by 2.5 on baud rate generator
1176 	 * This enables baud rates up to 12Mbaud but cannot reach below 1200
1177 	 * baud with this bit set
1178 	 */
1179 	divisor |= 0x00020000;
1180 	return divisor;
1181 }
1182 
1183 static __u32 ftdi_2232h_baud_to_divisor(int baud)
1184 {
1185 	 return ftdi_2232h_baud_base_to_divisor(baud, 120000000);
1186 }
1187 
1188 #define set_mctrl(port, set)		update_mctrl((port), (set), 0)
1189 #define clear_mctrl(port, clear)	update_mctrl((port), 0, (clear))
1190 
1191 static int update_mctrl(struct usb_serial_port *port, unsigned int set,
1192 							unsigned int clear)
1193 {
1194 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1195 	struct device *dev = &port->dev;
1196 	unsigned urb_value;
1197 	int rv;
1198 
1199 	if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
1200 		dev_dbg(dev, "%s - DTR|RTS not being set|cleared\n", __func__);
1201 		return 0;	/* no change */
1202 	}
1203 
1204 	clear &= ~set;	/* 'set' takes precedence over 'clear' */
1205 	urb_value = 0;
1206 	if (clear & TIOCM_DTR)
1207 		urb_value |= FTDI_SIO_SET_DTR_LOW;
1208 	if (clear & TIOCM_RTS)
1209 		urb_value |= FTDI_SIO_SET_RTS_LOW;
1210 	if (set & TIOCM_DTR)
1211 		urb_value |= FTDI_SIO_SET_DTR_HIGH;
1212 	if (set & TIOCM_RTS)
1213 		urb_value |= FTDI_SIO_SET_RTS_HIGH;
1214 	rv = usb_control_msg(port->serial->dev,
1215 			       usb_sndctrlpipe(port->serial->dev, 0),
1216 			       FTDI_SIO_SET_MODEM_CTRL_REQUEST,
1217 			       FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
1218 			       urb_value, priv->interface,
1219 			       NULL, 0, WDR_TIMEOUT);
1220 	if (rv < 0) {
1221 		dev_dbg(dev, "%s Error from MODEM_CTRL urb: DTR %s, RTS %s\n",
1222 			__func__,
1223 			(set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1224 			(set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1225 		rv = usb_translate_errors(rv);
1226 	} else {
1227 		dev_dbg(dev, "%s - DTR %s, RTS %s\n", __func__,
1228 			(set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1229 			(set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1230 		/* FIXME: locking on last_dtr_rts */
1231 		priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
1232 	}
1233 	return rv;
1234 }
1235 
1236 
1237 static __u32 get_ftdi_divisor(struct tty_struct *tty,
1238 						struct usb_serial_port *port)
1239 {
1240 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1241 	struct device *dev = &port->dev;
1242 	__u32 div_value = 0;
1243 	int div_okay = 1;
1244 	int baud;
1245 
1246 	baud = tty_get_baud_rate(tty);
1247 	dev_dbg(dev, "%s - tty_get_baud_rate reports speed %d\n", __func__, baud);
1248 
1249 	/*
1250 	 * Observe deprecated async-compatible custom_divisor hack, update
1251 	 * baudrate if needed.
1252 	 */
1253 	if (baud == 38400 &&
1254 	    ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1255 	     (priv->custom_divisor)) {
1256 		baud = priv->baud_base / priv->custom_divisor;
1257 		dev_dbg(dev, "%s - custom divisor %d sets baud rate to %d\n",
1258 			__func__, priv->custom_divisor, baud);
1259 	}
1260 
1261 	if (!baud)
1262 		baud = 9600;
1263 	switch (priv->chip_type) {
1264 	case SIO: /* SIO chip */
1265 		switch (baud) {
1266 		case 300: div_value = ftdi_sio_b300; break;
1267 		case 600: div_value = ftdi_sio_b600; break;
1268 		case 1200: div_value = ftdi_sio_b1200; break;
1269 		case 2400: div_value = ftdi_sio_b2400; break;
1270 		case 4800: div_value = ftdi_sio_b4800; break;
1271 		case 9600: div_value = ftdi_sio_b9600; break;
1272 		case 19200: div_value = ftdi_sio_b19200; break;
1273 		case 38400: div_value = ftdi_sio_b38400; break;
1274 		case 57600: div_value = ftdi_sio_b57600;  break;
1275 		case 115200: div_value = ftdi_sio_b115200; break;
1276 		} /* baud */
1277 		if (div_value == 0) {
1278 			dev_dbg(dev, "%s - Baudrate (%d) requested is not supported\n",
1279 				__func__,  baud);
1280 			div_value = ftdi_sio_b9600;
1281 			baud = 9600;
1282 			div_okay = 0;
1283 		}
1284 		break;
1285 	case FT8U232AM: /* 8U232AM chip */
1286 		if (baud <= 3000000) {
1287 			div_value = ftdi_232am_baud_to_divisor(baud);
1288 		} else {
1289 			dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1290 			baud = 9600;
1291 			div_value = ftdi_232am_baud_to_divisor(9600);
1292 			div_okay = 0;
1293 		}
1294 		break;
1295 	case FT232BM: /* FT232BM chip */
1296 	case FT2232C: /* FT2232C chip */
1297 	case FT232RL: /* FT232RL chip */
1298 	case FTX:     /* FT-X series */
1299 		if (baud <= 3000000) {
1300 			__u16 product_id = le16_to_cpu(
1301 				port->serial->dev->descriptor.idProduct);
1302 			if (((product_id == FTDI_NDI_HUC_PID)		||
1303 			     (product_id == FTDI_NDI_SPECTRA_SCU_PID)	||
1304 			     (product_id == FTDI_NDI_FUTURE_2_PID)	||
1305 			     (product_id == FTDI_NDI_FUTURE_3_PID)	||
1306 			     (product_id == FTDI_NDI_AURORA_SCU_PID))	&&
1307 			    (baud == 19200)) {
1308 				baud = 1200000;
1309 			}
1310 			div_value = ftdi_232bm_baud_to_divisor(baud);
1311 		} else {
1312 			dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1313 			div_value = ftdi_232bm_baud_to_divisor(9600);
1314 			div_okay = 0;
1315 			baud = 9600;
1316 		}
1317 		break;
1318 	case FT2232H: /* FT2232H chip */
1319 	case FT4232H: /* FT4232H chip */
1320 	case FT232H:  /* FT232H chip */
1321 		if ((baud <= 12000000) && (baud >= 1200)) {
1322 			div_value = ftdi_2232h_baud_to_divisor(baud);
1323 		} else if (baud < 1200) {
1324 			div_value = ftdi_232bm_baud_to_divisor(baud);
1325 		} else {
1326 			dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1327 			div_value = ftdi_232bm_baud_to_divisor(9600);
1328 			div_okay = 0;
1329 			baud = 9600;
1330 		}
1331 		break;
1332 	} /* priv->chip_type */
1333 
1334 	if (div_okay) {
1335 		dev_dbg(dev, "%s - Baud rate set to %d (divisor 0x%lX) on chip %s\n",
1336 			__func__, baud, (unsigned long)div_value,
1337 			ftdi_chip_name[priv->chip_type]);
1338 	}
1339 
1340 	tty_encode_baud_rate(tty, baud, baud);
1341 	return div_value;
1342 }
1343 
1344 static int change_speed(struct tty_struct *tty, struct usb_serial_port *port)
1345 {
1346 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1347 	__u16 urb_value;
1348 	__u16 urb_index;
1349 	__u32 urb_index_value;
1350 	int rv;
1351 
1352 	urb_index_value = get_ftdi_divisor(tty, port);
1353 	urb_value = (__u16)urb_index_value;
1354 	urb_index = (__u16)(urb_index_value >> 16);
1355 	if ((priv->chip_type == FT2232C) || (priv->chip_type == FT2232H) ||
1356 		(priv->chip_type == FT4232H) || (priv->chip_type == FT232H)) {
1357 		/* Probably the BM type needs the MSB of the encoded fractional
1358 		 * divider also moved like for the chips above. Any infos? */
1359 		urb_index = (__u16)((urb_index << 8) | priv->interface);
1360 	}
1361 
1362 	rv = usb_control_msg(port->serial->dev,
1363 			    usb_sndctrlpipe(port->serial->dev, 0),
1364 			    FTDI_SIO_SET_BAUDRATE_REQUEST,
1365 			    FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
1366 			    urb_value, urb_index,
1367 			    NULL, 0, WDR_SHORT_TIMEOUT);
1368 	return rv;
1369 }
1370 
1371 static int write_latency_timer(struct usb_serial_port *port)
1372 {
1373 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1374 	struct usb_device *udev = port->serial->dev;
1375 	int rv;
1376 	int l = priv->latency;
1377 
1378 	if (priv->chip_type == SIO || priv->chip_type == FT8U232AM)
1379 		return -EINVAL;
1380 
1381 	if (priv->flags & ASYNC_LOW_LATENCY)
1382 		l = 1;
1383 
1384 	dev_dbg(&port->dev, "%s: setting latency timer = %i\n", __func__, l);
1385 
1386 	rv = usb_control_msg(udev,
1387 			     usb_sndctrlpipe(udev, 0),
1388 			     FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1389 			     FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1390 			     l, priv->interface,
1391 			     NULL, 0, WDR_TIMEOUT);
1392 	if (rv < 0)
1393 		dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1394 	return rv;
1395 }
1396 
1397 static int _read_latency_timer(struct usb_serial_port *port)
1398 {
1399 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1400 	struct usb_device *udev = port->serial->dev;
1401 	unsigned char *buf;
1402 	int rv;
1403 
1404 	buf = kmalloc(1, GFP_KERNEL);
1405 	if (!buf)
1406 		return -ENOMEM;
1407 
1408 	rv = usb_control_msg(udev,
1409 			     usb_rcvctrlpipe(udev, 0),
1410 			     FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
1411 			     FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE,
1412 			     0, priv->interface,
1413 			     buf, 1, WDR_TIMEOUT);
1414 	if (rv < 1) {
1415 		if (rv >= 0)
1416 			rv = -EIO;
1417 	} else {
1418 		rv = buf[0];
1419 	}
1420 
1421 	kfree(buf);
1422 
1423 	return rv;
1424 }
1425 
1426 static int read_latency_timer(struct usb_serial_port *port)
1427 {
1428 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1429 	int rv;
1430 
1431 	if (priv->chip_type == SIO || priv->chip_type == FT8U232AM)
1432 		return -EINVAL;
1433 
1434 	rv = _read_latency_timer(port);
1435 	if (rv < 0) {
1436 		dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
1437 		return rv;
1438 	}
1439 
1440 	priv->latency = rv;
1441 
1442 	return 0;
1443 }
1444 
1445 static int get_serial_info(struct usb_serial_port *port,
1446 				struct serial_struct __user *retinfo)
1447 {
1448 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1449 	struct serial_struct tmp;
1450 
1451 	memset(&tmp, 0, sizeof(tmp));
1452 	tmp.flags = priv->flags;
1453 	tmp.baud_base = priv->baud_base;
1454 	tmp.custom_divisor = priv->custom_divisor;
1455 	if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
1456 		return -EFAULT;
1457 	return 0;
1458 }
1459 
1460 static int set_serial_info(struct tty_struct *tty,
1461 	struct usb_serial_port *port, struct serial_struct __user *newinfo)
1462 {
1463 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1464 	struct serial_struct new_serial;
1465 	struct ftdi_private old_priv;
1466 
1467 	if (copy_from_user(&new_serial, newinfo, sizeof(new_serial)))
1468 		return -EFAULT;
1469 
1470 	mutex_lock(&priv->cfg_lock);
1471 	old_priv = *priv;
1472 
1473 	/* Do error checking and permission checking */
1474 
1475 	if (!capable(CAP_SYS_ADMIN)) {
1476 		if ((new_serial.flags ^ priv->flags) & ~ASYNC_USR_MASK) {
1477 			mutex_unlock(&priv->cfg_lock);
1478 			return -EPERM;
1479 		}
1480 		priv->flags = ((priv->flags & ~ASYNC_USR_MASK) |
1481 			       (new_serial.flags & ASYNC_USR_MASK));
1482 		priv->custom_divisor = new_serial.custom_divisor;
1483 		goto check_and_exit;
1484 	}
1485 
1486 	if (new_serial.baud_base != priv->baud_base) {
1487 		mutex_unlock(&priv->cfg_lock);
1488 		return -EINVAL;
1489 	}
1490 
1491 	/* Make the changes - these are privileged changes! */
1492 
1493 	priv->flags = ((priv->flags & ~ASYNC_FLAGS) |
1494 					(new_serial.flags & ASYNC_FLAGS));
1495 	priv->custom_divisor = new_serial.custom_divisor;
1496 
1497 check_and_exit:
1498 	write_latency_timer(port);
1499 
1500 	if ((priv->flags ^ old_priv.flags) & ASYNC_SPD_MASK ||
1501 			((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST &&
1502 			 priv->custom_divisor != old_priv.custom_divisor)) {
1503 
1504 		/* warn about deprecation unless clearing */
1505 		if (priv->flags & ASYNC_SPD_MASK)
1506 			dev_warn_ratelimited(&port->dev, "use of SPD flags is deprecated\n");
1507 
1508 		change_speed(tty, port);
1509 		mutex_unlock(&priv->cfg_lock);
1510 	}
1511 	else
1512 		mutex_unlock(&priv->cfg_lock);
1513 	return 0;
1514 }
1515 
1516 static int get_lsr_info(struct usb_serial_port *port,
1517 			unsigned int __user *retinfo)
1518 {
1519 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1520 	unsigned int result = 0;
1521 
1522 	if (priv->transmit_empty)
1523 		result = TIOCSER_TEMT;
1524 
1525 	if (copy_to_user(retinfo, &result, sizeof(unsigned int)))
1526 		return -EFAULT;
1527 	return 0;
1528 }
1529 
1530 
1531 /* Determine type of FTDI chip based on USB config and descriptor. */
1532 static void ftdi_determine_type(struct usb_serial_port *port)
1533 {
1534 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1535 	struct usb_serial *serial = port->serial;
1536 	struct usb_device *udev = serial->dev;
1537 	unsigned version;
1538 	unsigned interfaces;
1539 
1540 	/* Assume it is not the original SIO device for now. */
1541 	priv->baud_base = 48000000 / 2;
1542 
1543 	version = le16_to_cpu(udev->descriptor.bcdDevice);
1544 	interfaces = udev->actconfig->desc.bNumInterfaces;
1545 	dev_dbg(&port->dev, "%s: bcdDevice = 0x%x, bNumInterfaces = %u\n", __func__,
1546 		version, interfaces);
1547 	if (interfaces > 1) {
1548 		int inter;
1549 
1550 		/* Multiple interfaces.*/
1551 		if (version == 0x0800) {
1552 			priv->chip_type = FT4232H;
1553 			/* Hi-speed - baud clock runs at 120MHz */
1554 			priv->baud_base = 120000000 / 2;
1555 		} else if (version == 0x0700) {
1556 			priv->chip_type = FT2232H;
1557 			/* Hi-speed - baud clock runs at 120MHz */
1558 			priv->baud_base = 120000000 / 2;
1559 		} else
1560 			priv->chip_type = FT2232C;
1561 
1562 		/* Determine interface code. */
1563 		inter = serial->interface->altsetting->desc.bInterfaceNumber;
1564 		if (inter == 0) {
1565 			priv->interface = INTERFACE_A;
1566 		} else  if (inter == 1) {
1567 			priv->interface = INTERFACE_B;
1568 		} else  if (inter == 2) {
1569 			priv->interface = INTERFACE_C;
1570 		} else  if (inter == 3) {
1571 			priv->interface = INTERFACE_D;
1572 		}
1573 		/* BM-type devices have a bug where bcdDevice gets set
1574 		 * to 0x200 when iSerialNumber is 0.  */
1575 		if (version < 0x500) {
1576 			dev_dbg(&port->dev,
1577 				"%s: something fishy - bcdDevice too low for multi-interface device\n",
1578 				__func__);
1579 		}
1580 	} else if (version < 0x200) {
1581 		/* Old device.  Assume it's the original SIO. */
1582 		priv->chip_type = SIO;
1583 		priv->baud_base = 12000000 / 16;
1584 	} else if (version < 0x400) {
1585 		/* Assume it's an FT8U232AM (or FT8U245AM) */
1586 		priv->chip_type = FT8U232AM;
1587 		/*
1588 		 * It might be a BM type because of the iSerialNumber bug.
1589 		 * If iSerialNumber==0 and the latency timer is readable,
1590 		 * assume it is BM type.
1591 		 */
1592 		if (udev->descriptor.iSerialNumber == 0 &&
1593 				_read_latency_timer(port) >= 0) {
1594 			dev_dbg(&port->dev,
1595 				"%s: has latency timer so not an AM type\n",
1596 				__func__);
1597 			priv->chip_type = FT232BM;
1598 		}
1599 	} else if (version < 0x600) {
1600 		/* Assume it's an FT232BM (or FT245BM) */
1601 		priv->chip_type = FT232BM;
1602 	} else if (version < 0x900) {
1603 		/* Assume it's an FT232RL */
1604 		priv->chip_type = FT232RL;
1605 	} else if (version < 0x1000) {
1606 		/* Assume it's an FT232H */
1607 		priv->chip_type = FT232H;
1608 	} else {
1609 		/* Assume it's an FT-X series device */
1610 		priv->chip_type = FTX;
1611 	}
1612 
1613 	dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
1614 }
1615 
1616 
1617 /*
1618  * Determine the maximum packet size for the device. This depends on the chip
1619  * type and the USB host capabilities. The value should be obtained from the
1620  * device descriptor as the chip will use the appropriate values for the host.
1621  */
1622 static void ftdi_set_max_packet_size(struct usb_serial_port *port)
1623 {
1624 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1625 	struct usb_interface *interface = port->serial->interface;
1626 	struct usb_endpoint_descriptor *ep_desc;
1627 	unsigned num_endpoints;
1628 	unsigned i;
1629 
1630 	num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
1631 	if (!num_endpoints)
1632 		return;
1633 
1634 	/*
1635 	 * NOTE: Some customers have programmed FT232R/FT245R devices
1636 	 * with an endpoint size of 0 - not good. In this case, we
1637 	 * want to override the endpoint descriptor setting and use a
1638 	 * value of 64 for wMaxPacketSize.
1639 	 */
1640 	for (i = 0; i < num_endpoints; i++) {
1641 		ep_desc = &interface->cur_altsetting->endpoint[i].desc;
1642 		if (!ep_desc->wMaxPacketSize) {
1643 			ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1644 			dev_warn(&port->dev, "Overriding wMaxPacketSize on endpoint %d\n",
1645 					usb_endpoint_num(ep_desc));
1646 		}
1647 	}
1648 
1649 	/* Set max packet size based on last descriptor. */
1650 	priv->max_packet_size = usb_endpoint_maxp(ep_desc);
1651 }
1652 
1653 
1654 /*
1655  * ***************************************************************************
1656  * Sysfs Attribute
1657  * ***************************************************************************
1658  */
1659 
1660 static ssize_t latency_timer_show(struct device *dev,
1661 				  struct device_attribute *attr, char *buf)
1662 {
1663 	struct usb_serial_port *port = to_usb_serial_port(dev);
1664 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1665 	if (priv->flags & ASYNC_LOW_LATENCY)
1666 		return sprintf(buf, "1\n");
1667 	else
1668 		return sprintf(buf, "%i\n", priv->latency);
1669 }
1670 
1671 /* Write a new value of the latency timer, in units of milliseconds. */
1672 static ssize_t latency_timer_store(struct device *dev,
1673 				   struct device_attribute *attr,
1674 				   const char *valbuf, size_t count)
1675 {
1676 	struct usb_serial_port *port = to_usb_serial_port(dev);
1677 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1678 	u8 v;
1679 	int rv;
1680 
1681 	if (kstrtou8(valbuf, 10, &v))
1682 		return -EINVAL;
1683 
1684 	priv->latency = v;
1685 	rv = write_latency_timer(port);
1686 	if (rv < 0)
1687 		return -EIO;
1688 	return count;
1689 }
1690 static DEVICE_ATTR_RW(latency_timer);
1691 
1692 /* Write an event character directly to the FTDI register.  The ASCII
1693    value is in the low 8 bits, with the enable bit in the 9th bit. */
1694 static ssize_t event_char_store(struct device *dev,
1695 	struct device_attribute *attr, const char *valbuf, size_t count)
1696 {
1697 	struct usb_serial_port *port = to_usb_serial_port(dev);
1698 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1699 	struct usb_device *udev = port->serial->dev;
1700 	unsigned int v;
1701 	int rv;
1702 
1703 	if (kstrtouint(valbuf, 0, &v) || v >= 0x200)
1704 		return -EINVAL;
1705 
1706 	dev_dbg(&port->dev, "%s: setting event char = 0x%03x\n", __func__, v);
1707 
1708 	rv = usb_control_msg(udev,
1709 			     usb_sndctrlpipe(udev, 0),
1710 			     FTDI_SIO_SET_EVENT_CHAR_REQUEST,
1711 			     FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
1712 			     v, priv->interface,
1713 			     NULL, 0, WDR_TIMEOUT);
1714 	if (rv < 0) {
1715 		dev_dbg(&port->dev, "Unable to write event character: %i\n", rv);
1716 		return -EIO;
1717 	}
1718 
1719 	return count;
1720 }
1721 static DEVICE_ATTR_WO(event_char);
1722 
1723 static int create_sysfs_attrs(struct usb_serial_port *port)
1724 {
1725 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1726 	int retval = 0;
1727 
1728 	/* XXX I've no idea if the original SIO supports the event_char
1729 	 * sysfs parameter, so I'm playing it safe.  */
1730 	if (priv->chip_type != SIO) {
1731 		dev_dbg(&port->dev, "sysfs attributes for %s\n", ftdi_chip_name[priv->chip_type]);
1732 		retval = device_create_file(&port->dev, &dev_attr_event_char);
1733 		if ((!retval) &&
1734 		    (priv->chip_type == FT232BM ||
1735 		     priv->chip_type == FT2232C ||
1736 		     priv->chip_type == FT232RL ||
1737 		     priv->chip_type == FT2232H ||
1738 		     priv->chip_type == FT4232H ||
1739 		     priv->chip_type == FT232H ||
1740 		     priv->chip_type == FTX)) {
1741 			retval = device_create_file(&port->dev,
1742 						    &dev_attr_latency_timer);
1743 		}
1744 	}
1745 	return retval;
1746 }
1747 
1748 static void remove_sysfs_attrs(struct usb_serial_port *port)
1749 {
1750 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1751 
1752 	/* XXX see create_sysfs_attrs */
1753 	if (priv->chip_type != SIO) {
1754 		device_remove_file(&port->dev, &dev_attr_event_char);
1755 		if (priv->chip_type == FT232BM ||
1756 		    priv->chip_type == FT2232C ||
1757 		    priv->chip_type == FT232RL ||
1758 		    priv->chip_type == FT2232H ||
1759 		    priv->chip_type == FT4232H ||
1760 		    priv->chip_type == FT232H ||
1761 		    priv->chip_type == FTX) {
1762 			device_remove_file(&port->dev, &dev_attr_latency_timer);
1763 		}
1764 	}
1765 
1766 }
1767 
1768 /*
1769  * ***************************************************************************
1770  * FTDI driver specific functions
1771  * ***************************************************************************
1772  */
1773 
1774 /* Probe function to check for special devices */
1775 static int ftdi_sio_probe(struct usb_serial *serial,
1776 					const struct usb_device_id *id)
1777 {
1778 	const struct ftdi_sio_quirk *quirk =
1779 				(struct ftdi_sio_quirk *)id->driver_info;
1780 
1781 	if (quirk && quirk->probe) {
1782 		int ret = quirk->probe(serial);
1783 		if (ret != 0)
1784 			return ret;
1785 	}
1786 
1787 	usb_set_serial_data(serial, (void *)id->driver_info);
1788 
1789 	return 0;
1790 }
1791 
1792 static int ftdi_sio_port_probe(struct usb_serial_port *port)
1793 {
1794 	struct ftdi_private *priv;
1795 	const struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial);
1796 
1797 
1798 	priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
1799 	if (!priv)
1800 		return -ENOMEM;
1801 
1802 	mutex_init(&priv->cfg_lock);
1803 
1804 	if (quirk && quirk->port_probe)
1805 		quirk->port_probe(priv);
1806 
1807 	usb_set_serial_port_data(port, priv);
1808 
1809 	ftdi_determine_type(port);
1810 	ftdi_set_max_packet_size(port);
1811 	if (read_latency_timer(port) < 0)
1812 		priv->latency = 16;
1813 	write_latency_timer(port);
1814 	create_sysfs_attrs(port);
1815 	return 0;
1816 }
1817 
1818 /* Setup for the USB-UIRT device, which requires hardwired
1819  * baudrate (38400 gets mapped to 312500) */
1820 /* Called from usbserial:serial_probe */
1821 static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
1822 {
1823 	priv->flags |= ASYNC_SPD_CUST;
1824 	priv->custom_divisor = 77;
1825 	priv->force_baud = 38400;
1826 }
1827 
1828 /* Setup for the HE-TIRA1 device, which requires hardwired
1829  * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled.  */
1830 
1831 static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
1832 {
1833 	priv->flags |= ASYNC_SPD_CUST;
1834 	priv->custom_divisor = 240;
1835 	priv->force_baud = 38400;
1836 	priv->force_rtscts = 1;
1837 }
1838 
1839 /*
1840  * Module parameter to control latency timer for NDI FTDI-based USB devices.
1841  * If this value is not set in /etc/modprobe.d/ its value will be set
1842  * to 1ms.
1843  */
1844 static int ndi_latency_timer = 1;
1845 
1846 /* Setup for the NDI FTDI-based USB devices, which requires hardwired
1847  * baudrate (19200 gets mapped to 1200000).
1848  *
1849  * Called from usbserial:serial_probe.
1850  */
1851 static int ftdi_NDI_device_setup(struct usb_serial *serial)
1852 {
1853 	struct usb_device *udev = serial->dev;
1854 	int latency = ndi_latency_timer;
1855 
1856 	if (latency == 0)
1857 		latency = 1;
1858 	if (latency > 99)
1859 		latency = 99;
1860 
1861 	dev_dbg(&udev->dev, "%s setting NDI device latency to %d\n", __func__, latency);
1862 	dev_info(&udev->dev, "NDI device with a latency value of %d\n", latency);
1863 
1864 	/* FIXME: errors are not returned */
1865 	usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
1866 				FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1867 				FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1868 				latency, 0, NULL, 0, WDR_TIMEOUT);
1869 	return 0;
1870 }
1871 
1872 /*
1873  * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko
1874  * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from
1875  * userspace using openocd.
1876  */
1877 static int ftdi_jtag_probe(struct usb_serial *serial)
1878 {
1879 	struct usb_device *udev = serial->dev;
1880 	struct usb_interface *interface = serial->interface;
1881 
1882 	if (interface == udev->actconfig->interface[0]) {
1883 		dev_info(&udev->dev,
1884 			 "Ignoring serial port reserved for JTAG\n");
1885 		return -ENODEV;
1886 	}
1887 
1888 	return 0;
1889 }
1890 
1891 static int ftdi_8u2232c_probe(struct usb_serial *serial)
1892 {
1893 	struct usb_device *udev = serial->dev;
1894 
1895 	if (udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems"))
1896 		return ftdi_jtag_probe(serial);
1897 
1898 	if (udev->product &&
1899 		(!strcmp(udev->product, "BeagleBone/XDS100V2") ||
1900 		 !strcmp(udev->product, "SNAP Connect E10")))
1901 		return ftdi_jtag_probe(serial);
1902 
1903 	return 0;
1904 }
1905 
1906 /*
1907  * First two ports on JTAG adaptors using an FT4232 such as STMicroelectronics's
1908  * ST Micro Connect Lite are reserved for JTAG or other non-UART interfaces and
1909  * can be accessed from userspace.
1910  * The next two ports are enabled as UARTs by default, where port 2 is
1911  * a conventional RS-232 UART.
1912  */
1913 static int ftdi_stmclite_probe(struct usb_serial *serial)
1914 {
1915 	struct usb_device *udev = serial->dev;
1916 	struct usb_interface *interface = serial->interface;
1917 
1918 	if (interface == udev->actconfig->interface[0] ||
1919 	    interface == udev->actconfig->interface[1]) {
1920 		dev_info(&udev->dev, "Ignoring serial port reserved for JTAG\n");
1921 		return -ENODEV;
1922 	}
1923 
1924 	return 0;
1925 }
1926 
1927 static int ftdi_sio_port_remove(struct usb_serial_port *port)
1928 {
1929 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1930 
1931 	remove_sysfs_attrs(port);
1932 
1933 	kfree(priv);
1934 
1935 	return 0;
1936 }
1937 
1938 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
1939 {
1940 	struct usb_device *dev = port->serial->dev;
1941 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1942 
1943 	/* No error checking for this (will get errors later anyway) */
1944 	/* See ftdi_sio.h for description of what is reset */
1945 	usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
1946 			FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
1947 			FTDI_SIO_RESET_SIO,
1948 			priv->interface, NULL, 0, WDR_TIMEOUT);
1949 
1950 	/* Termios defaults are set by usb_serial_init. We don't change
1951 	   port->tty->termios - this would lose speed settings, etc.
1952 	   This is same behaviour as serial.c/rs_open() - Kuba */
1953 
1954 	/* ftdi_set_termios  will send usb control messages */
1955 	if (tty)
1956 		ftdi_set_termios(tty, port, NULL);
1957 
1958 	return usb_serial_generic_open(tty, port);
1959 }
1960 
1961 static void ftdi_dtr_rts(struct usb_serial_port *port, int on)
1962 {
1963 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1964 
1965 	/* Disable flow control */
1966 	if (!on) {
1967 		if (usb_control_msg(port->serial->dev,
1968 			    usb_sndctrlpipe(port->serial->dev, 0),
1969 			    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
1970 			    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
1971 			    0, priv->interface, NULL, 0,
1972 			    WDR_TIMEOUT) < 0) {
1973 			dev_err(&port->dev, "error from flowcontrol urb\n");
1974 		}
1975 	}
1976 	/* drop RTS and DTR */
1977 	if (on)
1978 		set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
1979 	else
1980 		clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
1981 }
1982 
1983 /* The SIO requires the first byte to have:
1984  *  B0 1
1985  *  B1 0
1986  *  B2..7 length of message excluding byte 0
1987  *
1988  * The new devices do not require this byte
1989  */
1990 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
1991 						void *dest, size_t size)
1992 {
1993 	struct ftdi_private *priv;
1994 	int count;
1995 	unsigned long flags;
1996 
1997 	priv = usb_get_serial_port_data(port);
1998 
1999 	if (priv->chip_type == SIO) {
2000 		unsigned char *buffer = dest;
2001 		int i, len, c;
2002 
2003 		count = 0;
2004 		spin_lock_irqsave(&port->lock, flags);
2005 		for (i = 0; i < size - 1; i += priv->max_packet_size) {
2006 			len = min_t(int, size - i, priv->max_packet_size) - 1;
2007 			c = kfifo_out(&port->write_fifo, &buffer[i + 1], len);
2008 			if (!c)
2009 				break;
2010 			port->icount.tx += c;
2011 			buffer[i] = (c << 2) + 1;
2012 			count += c + 1;
2013 		}
2014 		spin_unlock_irqrestore(&port->lock, flags);
2015 	} else {
2016 		count = kfifo_out_locked(&port->write_fifo, dest, size,
2017 								&port->lock);
2018 		port->icount.tx += count;
2019 	}
2020 
2021 	return count;
2022 }
2023 
2024 #define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
2025 
2026 static int ftdi_process_packet(struct usb_serial_port *port,
2027 		struct ftdi_private *priv, char *packet, int len)
2028 {
2029 	int i;
2030 	char status;
2031 	char flag;
2032 	char *ch;
2033 
2034 	if (len < 2) {
2035 		dev_dbg(&port->dev, "malformed packet\n");
2036 		return 0;
2037 	}
2038 
2039 	/* Compare new line status to the old one, signal if different/
2040 	   N.B. packet may be processed more than once, but differences
2041 	   are only processed once.  */
2042 	status = packet[0] & FTDI_STATUS_B0_MASK;
2043 	if (status != priv->prev_status) {
2044 		char diff_status = status ^ priv->prev_status;
2045 
2046 		if (diff_status & FTDI_RS0_CTS)
2047 			port->icount.cts++;
2048 		if (diff_status & FTDI_RS0_DSR)
2049 			port->icount.dsr++;
2050 		if (diff_status & FTDI_RS0_RI)
2051 			port->icount.rng++;
2052 		if (diff_status & FTDI_RS0_RLSD) {
2053 			struct tty_struct *tty;
2054 
2055 			port->icount.dcd++;
2056 			tty = tty_port_tty_get(&port->port);
2057 			if (tty)
2058 				usb_serial_handle_dcd_change(port, tty,
2059 						status & FTDI_RS0_RLSD);
2060 			tty_kref_put(tty);
2061 		}
2062 
2063 		wake_up_interruptible(&port->port.delta_msr_wait);
2064 		priv->prev_status = status;
2065 	}
2066 
2067 	/* save if the transmitter is empty or not */
2068 	if (packet[1] & FTDI_RS_TEMT)
2069 		priv->transmit_empty = 1;
2070 	else
2071 		priv->transmit_empty = 0;
2072 
2073 	len -= 2;
2074 	if (!len)
2075 		return 0;	/* status only */
2076 
2077 	/*
2078 	 * Break and error status must only be processed for packets with
2079 	 * data payload to avoid over-reporting.
2080 	 */
2081 	flag = TTY_NORMAL;
2082 	if (packet[1] & FTDI_RS_ERR_MASK) {
2083 		/* Break takes precedence over parity, which takes precedence
2084 		 * over framing errors */
2085 		if (packet[1] & FTDI_RS_BI) {
2086 			flag = TTY_BREAK;
2087 			port->icount.brk++;
2088 			usb_serial_handle_break(port);
2089 		} else if (packet[1] & FTDI_RS_PE) {
2090 			flag = TTY_PARITY;
2091 			port->icount.parity++;
2092 		} else if (packet[1] & FTDI_RS_FE) {
2093 			flag = TTY_FRAME;
2094 			port->icount.frame++;
2095 		}
2096 		/* Overrun is special, not associated with a char */
2097 		if (packet[1] & FTDI_RS_OE) {
2098 			port->icount.overrun++;
2099 			tty_insert_flip_char(&port->port, 0, TTY_OVERRUN);
2100 		}
2101 	}
2102 
2103 	port->icount.rx += len;
2104 	ch = packet + 2;
2105 
2106 	if (port->port.console && port->sysrq) {
2107 		for (i = 0; i < len; i++, ch++) {
2108 			if (!usb_serial_handle_sysrq_char(port, *ch))
2109 				tty_insert_flip_char(&port->port, *ch, flag);
2110 		}
2111 	} else {
2112 		tty_insert_flip_string_fixed_flag(&port->port, ch, flag, len);
2113 	}
2114 
2115 	return len;
2116 }
2117 
2118 static void ftdi_process_read_urb(struct urb *urb)
2119 {
2120 	struct usb_serial_port *port = urb->context;
2121 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2122 	char *data = (char *)urb->transfer_buffer;
2123 	int i;
2124 	int len;
2125 	int count = 0;
2126 
2127 	for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
2128 		len = min_t(int, urb->actual_length - i, priv->max_packet_size);
2129 		count += ftdi_process_packet(port, priv, &data[i], len);
2130 	}
2131 
2132 	if (count)
2133 		tty_flip_buffer_push(&port->port);
2134 }
2135 
2136 static void ftdi_break_ctl(struct tty_struct *tty, int break_state)
2137 {
2138 	struct usb_serial_port *port = tty->driver_data;
2139 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2140 	__u16 urb_value;
2141 
2142 	/* break_state = -1 to turn on break, and 0 to turn off break */
2143 	/* see drivers/char/tty_io.c to see it used */
2144 	/* last_set_data_urb_value NEVER has the break bit set in it */
2145 
2146 	if (break_state)
2147 		urb_value = priv->last_set_data_urb_value | FTDI_SIO_SET_BREAK;
2148 	else
2149 		urb_value = priv->last_set_data_urb_value;
2150 
2151 	if (usb_control_msg(port->serial->dev,
2152 			usb_sndctrlpipe(port->serial->dev, 0),
2153 			FTDI_SIO_SET_DATA_REQUEST,
2154 			FTDI_SIO_SET_DATA_REQUEST_TYPE,
2155 			urb_value , priv->interface,
2156 			NULL, 0, WDR_TIMEOUT) < 0) {
2157 		dev_err(&port->dev, "%s FAILED to enable/disable break state (state was %d)\n",
2158 			__func__, break_state);
2159 	}
2160 
2161 	dev_dbg(&port->dev, "%s break state is %d - urb is %d\n", __func__,
2162 		break_state, urb_value);
2163 
2164 }
2165 
2166 static bool ftdi_tx_empty(struct usb_serial_port *port)
2167 {
2168 	unsigned char buf[2];
2169 	int ret;
2170 
2171 	ret = ftdi_get_modem_status(port, buf);
2172 	if (ret == 2) {
2173 		if (!(buf[1] & FTDI_RS_TEMT))
2174 			return false;
2175 	}
2176 
2177 	return true;
2178 }
2179 
2180 /* old_termios contains the original termios settings and tty->termios contains
2181  * the new setting to be used
2182  * WARNING: set_termios calls this with old_termios in kernel space
2183  */
2184 static void ftdi_set_termios(struct tty_struct *tty,
2185 		struct usb_serial_port *port, struct ktermios *old_termios)
2186 {
2187 	struct usb_device *dev = port->serial->dev;
2188 	struct device *ddev = &port->dev;
2189 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2190 	struct ktermios *termios = &tty->termios;
2191 	unsigned int cflag = termios->c_cflag;
2192 	__u16 urb_value; /* will hold the new flags */
2193 
2194 	/* Added for xon/xoff support */
2195 	unsigned int iflag = termios->c_iflag;
2196 	unsigned char vstop;
2197 	unsigned char vstart;
2198 
2199 	/* Force baud rate if this device requires it, unless it is set to
2200 	   B0. */
2201 	if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
2202 		dev_dbg(ddev, "%s: forcing baud rate for this device\n", __func__);
2203 		tty_encode_baud_rate(tty, priv->force_baud,
2204 					priv->force_baud);
2205 	}
2206 
2207 	/* Force RTS-CTS if this device requires it. */
2208 	if (priv->force_rtscts) {
2209 		dev_dbg(ddev, "%s: forcing rtscts for this device\n", __func__);
2210 		termios->c_cflag |= CRTSCTS;
2211 	}
2212 
2213 	/*
2214 	 * All FTDI UART chips are limited to CS7/8. We shouldn't pretend to
2215 	 * support CS5/6 and revert the CSIZE setting instead.
2216 	 *
2217 	 * CS5 however is used to control some smartcard readers which abuse
2218 	 * this limitation to switch modes. Original FTDI chips fall back to
2219 	 * eight data bits.
2220 	 *
2221 	 * TODO: Implement a quirk to only allow this with mentioned
2222 	 *       readers. One I know of (Argolis Smartreader V1)
2223 	 *       returns "USB smartcard server" as iInterface string.
2224 	 *       The vendor didn't bother with a custom VID/PID of
2225 	 *       course.
2226 	 */
2227 	if (C_CSIZE(tty) == CS6) {
2228 		dev_warn(ddev, "requested CSIZE setting not supported\n");
2229 
2230 		termios->c_cflag &= ~CSIZE;
2231 		if (old_termios)
2232 			termios->c_cflag |= old_termios->c_cflag & CSIZE;
2233 		else
2234 			termios->c_cflag |= CS8;
2235 	}
2236 
2237 	cflag = termios->c_cflag;
2238 
2239 	if (!old_termios)
2240 		goto no_skip;
2241 
2242 	if (old_termios->c_cflag == termios->c_cflag
2243 	    && old_termios->c_ispeed == termios->c_ispeed
2244 	    && old_termios->c_ospeed == termios->c_ospeed)
2245 		goto no_c_cflag_changes;
2246 
2247 	/* NOTE These routines can get interrupted by
2248 	   ftdi_sio_read_bulk_callback  - need to examine what this means -
2249 	   don't see any problems yet */
2250 
2251 	if ((old_termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)) ==
2252 	    (termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
2253 		goto no_data_parity_stop_changes;
2254 
2255 no_skip:
2256 	/* Set number of data bits, parity, stop bits */
2257 
2258 	urb_value = 0;
2259 	urb_value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
2260 		      FTDI_SIO_SET_DATA_STOP_BITS_1);
2261 	if (cflag & PARENB) {
2262 		if (cflag & CMSPAR)
2263 			urb_value |= cflag & PARODD ?
2264 				     FTDI_SIO_SET_DATA_PARITY_MARK :
2265 				     FTDI_SIO_SET_DATA_PARITY_SPACE;
2266 		else
2267 			urb_value |= cflag & PARODD ?
2268 				     FTDI_SIO_SET_DATA_PARITY_ODD :
2269 				     FTDI_SIO_SET_DATA_PARITY_EVEN;
2270 	} else {
2271 		urb_value |= FTDI_SIO_SET_DATA_PARITY_NONE;
2272 	}
2273 	switch (cflag & CSIZE) {
2274 	case CS5:
2275 		dev_dbg(ddev, "Setting CS5 quirk\n");
2276 		break;
2277 	case CS7:
2278 		urb_value |= 7;
2279 		dev_dbg(ddev, "Setting CS7\n");
2280 		break;
2281 	default:
2282 	case CS8:
2283 		urb_value |= 8;
2284 		dev_dbg(ddev, "Setting CS8\n");
2285 		break;
2286 	}
2287 
2288 	/* This is needed by the break command since it uses the same command
2289 	   - but is or'ed with this value  */
2290 	priv->last_set_data_urb_value = urb_value;
2291 
2292 	if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2293 			    FTDI_SIO_SET_DATA_REQUEST,
2294 			    FTDI_SIO_SET_DATA_REQUEST_TYPE,
2295 			    urb_value , priv->interface,
2296 			    NULL, 0, WDR_SHORT_TIMEOUT) < 0) {
2297 		dev_err(ddev, "%s FAILED to set databits/stopbits/parity\n",
2298 			__func__);
2299 	}
2300 
2301 	/* Now do the baudrate */
2302 no_data_parity_stop_changes:
2303 	if ((cflag & CBAUD) == B0) {
2304 		/* Disable flow control */
2305 		if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2306 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2307 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2308 				    0, priv->interface,
2309 				    NULL, 0, WDR_TIMEOUT) < 0) {
2310 			dev_err(ddev, "%s error from disable flowcontrol urb\n",
2311 				__func__);
2312 		}
2313 		/* Drop RTS and DTR */
2314 		clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2315 	} else {
2316 		/* set the baudrate determined before */
2317 		mutex_lock(&priv->cfg_lock);
2318 		if (change_speed(tty, port))
2319 			dev_err(ddev, "%s urb failed to set baudrate\n", __func__);
2320 		mutex_unlock(&priv->cfg_lock);
2321 		/* Ensure RTS and DTR are raised when baudrate changed from 0 */
2322 		if (old_termios && (old_termios->c_cflag & CBAUD) == B0)
2323 			set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2324 	}
2325 
2326 	/* Set flow control */
2327 	/* Note device also supports DTR/CD (ugh) and Xon/Xoff in hardware */
2328 no_c_cflag_changes:
2329 	if (cflag & CRTSCTS) {
2330 		dev_dbg(ddev, "%s Setting to CRTSCTS flow control\n", __func__);
2331 		if (usb_control_msg(dev,
2332 				    usb_sndctrlpipe(dev, 0),
2333 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2334 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2335 				    0 , (FTDI_SIO_RTS_CTS_HS | priv->interface),
2336 				    NULL, 0, WDR_TIMEOUT) < 0) {
2337 			dev_err(ddev, "urb failed to set to rts/cts flow control\n");
2338 		}
2339 	} else {
2340 		/*
2341 		 * Xon/Xoff code
2342 		 *
2343 		 * Check the IXOFF status in the iflag component of the
2344 		 * termios structure. If IXOFF is not set, the pre-xon/xoff
2345 		 * code is executed.
2346 		 */
2347 		if (iflag & IXOFF) {
2348 			dev_dbg(ddev, "%s  request to enable xonxoff iflag=%04x\n",
2349 				__func__, iflag);
2350 			/* Try to enable the XON/XOFF on the ftdi_sio
2351 			 * Set the vstart and vstop -- could have been done up
2352 			 * above where a lot of other dereferencing is done but
2353 			 * that would be very inefficient as vstart and vstop
2354 			 * are not always needed.
2355 			 */
2356 			vstart = termios->c_cc[VSTART];
2357 			vstop = termios->c_cc[VSTOP];
2358 			urb_value = (vstop << 8) | (vstart);
2359 
2360 			if (usb_control_msg(dev,
2361 					    usb_sndctrlpipe(dev, 0),
2362 					    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2363 					    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2364 					    urb_value , (FTDI_SIO_XON_XOFF_HS
2365 							 | priv->interface),
2366 					    NULL, 0, WDR_TIMEOUT) < 0) {
2367 				dev_err(&port->dev, "urb failed to set to "
2368 					"xon/xoff flow control\n");
2369 			}
2370 		} else {
2371 			/* else clause to only run if cflag ! CRTSCTS and iflag
2372 			 * ! XOFF. CHECKME Assuming XON/XOFF handled by tty
2373 			 * stack - not by device */
2374 			dev_dbg(ddev, "%s Turning off hardware flow control\n", __func__);
2375 			if (usb_control_msg(dev,
2376 					    usb_sndctrlpipe(dev, 0),
2377 					    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2378 					    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2379 					    0, priv->interface,
2380 					    NULL, 0, WDR_TIMEOUT) < 0) {
2381 				dev_err(ddev, "urb failed to clear flow control\n");
2382 			}
2383 		}
2384 	}
2385 }
2386 
2387 /*
2388  * Get modem-control status.
2389  *
2390  * Returns the number of status bytes retrieved (device dependant), or
2391  * negative error code.
2392  */
2393 static int ftdi_get_modem_status(struct usb_serial_port *port,
2394 						unsigned char status[2])
2395 {
2396 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2397 	unsigned char *buf;
2398 	int len;
2399 	int ret;
2400 
2401 	buf = kmalloc(2, GFP_KERNEL);
2402 	if (!buf)
2403 		return -ENOMEM;
2404 	/*
2405 	 * The 8U232AM returns a two byte value (the SIO a 1 byte value) in
2406 	 * the same format as the data returned from the in point.
2407 	 */
2408 	switch (priv->chip_type) {
2409 	case SIO:
2410 		len = 1;
2411 		break;
2412 	case FT8U232AM:
2413 	case FT232BM:
2414 	case FT2232C:
2415 	case FT232RL:
2416 	case FT2232H:
2417 	case FT4232H:
2418 	case FT232H:
2419 	case FTX:
2420 		len = 2;
2421 		break;
2422 	default:
2423 		ret = -EFAULT;
2424 		goto out;
2425 	}
2426 
2427 	ret = usb_control_msg(port->serial->dev,
2428 			usb_rcvctrlpipe(port->serial->dev, 0),
2429 			FTDI_SIO_GET_MODEM_STATUS_REQUEST,
2430 			FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
2431 			0, priv->interface,
2432 			buf, len, WDR_TIMEOUT);
2433 
2434 	/* NOTE: We allow short responses and handle that below. */
2435 	if (ret < 1) {
2436 		dev_err(&port->dev, "failed to get modem status: %d\n", ret);
2437 		if (ret >= 0)
2438 			ret = -EIO;
2439 		ret = usb_translate_errors(ret);
2440 		goto out;
2441 	}
2442 
2443 	status[0] = buf[0];
2444 	if (ret > 1)
2445 		status[1] = buf[1];
2446 	else
2447 		status[1] = 0;
2448 
2449 	dev_dbg(&port->dev, "%s - 0x%02x%02x\n", __func__, status[0],
2450 								status[1]);
2451 out:
2452 	kfree(buf);
2453 
2454 	return ret;
2455 }
2456 
2457 static int ftdi_tiocmget(struct tty_struct *tty)
2458 {
2459 	struct usb_serial_port *port = tty->driver_data;
2460 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2461 	unsigned char buf[2];
2462 	int ret;
2463 
2464 	ret = ftdi_get_modem_status(port, buf);
2465 	if (ret < 0)
2466 		return ret;
2467 
2468 	ret =	(buf[0] & FTDI_SIO_DSR_MASK  ? TIOCM_DSR : 0) |
2469 		(buf[0] & FTDI_SIO_CTS_MASK  ? TIOCM_CTS : 0) |
2470 		(buf[0] & FTDI_SIO_RI_MASK   ? TIOCM_RI  : 0) |
2471 		(buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD  : 0) |
2472 		priv->last_dtr_rts;
2473 
2474 	return ret;
2475 }
2476 
2477 static int ftdi_tiocmset(struct tty_struct *tty,
2478 			unsigned int set, unsigned int clear)
2479 {
2480 	struct usb_serial_port *port = tty->driver_data;
2481 
2482 	return update_mctrl(port, set, clear);
2483 }
2484 
2485 static int ftdi_ioctl(struct tty_struct *tty,
2486 					unsigned int cmd, unsigned long arg)
2487 {
2488 	struct usb_serial_port *port = tty->driver_data;
2489 	void __user *argp = (void __user *)arg;
2490 
2491 	switch (cmd) {
2492 	case TIOCGSERIAL:
2493 		return get_serial_info(port, argp);
2494 	case TIOCSSERIAL:
2495 		return set_serial_info(tty, port, argp);
2496 	case TIOCSERGETLSR:
2497 		return get_lsr_info(port, argp);
2498 	default:
2499 		break;
2500 	}
2501 
2502 	return -ENOIOCTLCMD;
2503 }
2504 
2505 module_usb_serial_driver(serial_drivers, id_table_combined);
2506 
2507 MODULE_AUTHOR(DRIVER_AUTHOR);
2508 MODULE_DESCRIPTION(DRIVER_DESC);
2509 MODULE_LICENSE("GPL");
2510 
2511 module_param(ndi_latency_timer, int, S_IRUGO | S_IWUSR);
2512 MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override");
2513