xref: /linux/drivers/usb/serial/ftdi_sio.c (revision 4eee1520ea845a6d6d82e85498d9412419560871)
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.rst 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/gpio/driver.h>
43 #include <linux/usb/serial.h>
44 #include "ftdi_sio.h"
45 #include "ftdi_sio_ids.h"
46 
47 #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>"
48 #define DRIVER_DESC "USB FTDI Serial Converters Driver"
49 
50 enum ftdi_chip_type {
51 	SIO,
52 	FT232A,
53 	FT232B,
54 	FT2232C,
55 	FT232R,
56 	FT232H,
57 	FT2232H,
58 	FT4232H,
59 	FT4232HA,
60 	FT232HP,
61 	FT233HP,
62 	FT2232HP,
63 	FT2233HP,
64 	FT4232HP,
65 	FT4233HP,
66 	FTX,
67 };
68 
69 struct ftdi_private {
70 	enum ftdi_chip_type chip_type;
71 	int baud_base;		/* baud base clock for divisor setting */
72 	int custom_divisor;	/* custom_divisor kludge, this is for
73 				   baud_base (different from what goes to the
74 				   chip!) */
75 	u16 last_set_data_value; /* the last data state set - needed for doing
76 				  * a break
77 				  */
78 	int flags;		/* some ASYNC_xxxx flags are supported */
79 	unsigned long last_dtr_rts;	/* saved modem control outputs */
80 	char prev_status;        /* Used for TIOCMIWAIT */
81 	char transmit_empty;	/* If transmitter is empty or not */
82 	u16 channel;		/* channel index, or 0 for legacy types */
83 
84 	speed_t force_baud;	/* if non-zero, force the baud rate to
85 				   this value */
86 	int force_rtscts;	/* if non-zero, force RTS-CTS to always
87 				   be enabled */
88 
89 	unsigned int latency;		/* latency setting in use */
90 	unsigned short max_packet_size;
91 	struct mutex cfg_lock; /* Avoid mess by parallel calls of config ioctl() and change_speed() */
92 #ifdef CONFIG_GPIOLIB
93 	struct gpio_chip gc;
94 	struct mutex gpio_lock;	/* protects GPIO state */
95 	bool gpio_registered;	/* is the gpiochip in kernel registered */
96 	bool gpio_used;		/* true if the user requested a gpio */
97 	u8 gpio_altfunc;	/* which pins are in gpio mode */
98 	u8 gpio_output;		/* pin directions cache */
99 	u8 gpio_value;		/* pin value for outputs */
100 #endif
101 };
102 
103 struct ftdi_quirk {
104 	int (*probe)(struct usb_serial *);
105 	/* Special settings for probed ports. */
106 	void (*port_probe)(struct ftdi_private *);
107 };
108 
109 static int   ftdi_jtag_probe(struct usb_serial *serial);
110 static int   ftdi_NDI_device_setup(struct usb_serial *serial);
111 static int   ftdi_stmclite_probe(struct usb_serial *serial);
112 static int   ftdi_8u2232c_probe(struct usb_serial *serial);
113 static void  ftdi_USB_UIRT_setup(struct ftdi_private *priv);
114 static void  ftdi_HE_TIRA1_setup(struct ftdi_private *priv);
115 
116 static const struct ftdi_quirk ftdi_jtag_quirk = {
117 	.probe	= ftdi_jtag_probe,
118 };
119 
120 static const struct ftdi_quirk ftdi_NDI_device_quirk = {
121 	.probe	= ftdi_NDI_device_setup,
122 };
123 
124 static const struct ftdi_quirk ftdi_USB_UIRT_quirk = {
125 	.port_probe = ftdi_USB_UIRT_setup,
126 };
127 
128 static const struct ftdi_quirk ftdi_HE_TIRA1_quirk = {
129 	.port_probe = ftdi_HE_TIRA1_setup,
130 };
131 
132 static const struct ftdi_quirk ftdi_stmclite_quirk = {
133 	.probe	= ftdi_stmclite_probe,
134 };
135 
136 static const struct ftdi_quirk ftdi_8u2232c_quirk = {
137 	.probe	= ftdi_8u2232c_probe,
138 };
139 
140 /*
141  * The 8U232AM has the same API as the sio except for:
142  * - it can support MUCH higher baudrates; up to:
143  *   o 921600 for RS232 and 2000000 for RS422/485 at 48MHz
144  *   o 230400 at 12MHz
145  *   so .. 8U232AM's baudrate setting codes are different
146  * - it has a two byte status code.
147  * - it returns characters every 16ms (the FTDI does it every 40ms)
148  *
149  * the bcdDevice value is used to differentiate FT232BM and FT245BM from
150  * the earlier FT8U232AM and FT8U232BM.  For now, include all known VID/PID
151  * combinations in both tables.
152  * FIXME: perhaps bcdDevice can also identify 12MHz FT8U232AM devices,
153  * but I don't know if those ever went into mass production. [Ian Abbott]
154  */
155 
156 
157 
158 /*
159  * Device ID not listed? Test it using
160  * /sys/bus/usb-serial/drivers/ftdi_sio/new_id and send a patch or report.
161  */
162 static const struct usb_device_id id_table_combined[] = {
163 	{ USB_DEVICE(FTDI_VID, FTDI_BRICK_PID) },
164 	{ USB_DEVICE(FTDI_VID, FTDI_ZEITCONTROL_TAGTRACE_MIFARE_PID) },
165 	{ USB_DEVICE(FTDI_VID, FTDI_CTI_MINI_PID) },
166 	{ USB_DEVICE(FTDI_VID, FTDI_CTI_NANO_PID) },
167 	{ USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) },
168 	{ USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) },
169 	{ USB_DEVICE(FTDI_VID, FTDI_CANDAPTER_PID) },
170 	{ USB_DEVICE(FTDI_VID, FTDI_BM_ATOM_NANO_PID) },
171 	{ USB_DEVICE(FTDI_VID, FTDI_NXTCAM_PID) },
172 	{ USB_DEVICE(FTDI_VID, FTDI_EV3CON_PID) },
173 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) },
174 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) },
175 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) },
176 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_3_PID) },
177 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_4_PID) },
178 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_5_PID) },
179 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_6_PID) },
180 	{ USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_7_PID) },
181 	{ USB_DEVICE(FTDI_VID, FTDI_USINT_CAT_PID) },
182 	{ USB_DEVICE(FTDI_VID, FTDI_USINT_WKEY_PID) },
183 	{ USB_DEVICE(FTDI_VID, FTDI_USINT_RS232_PID) },
184 	{ USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) },
185 	{ USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
186 	{ USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
187 	{ USB_DEVICE(FTDI_VID, FTDI_IPLUS2_PID) },
188 	{ USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) },
189 	{ USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
190 	{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
191 	{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
192 	{ USB_DEVICE(FTDI_VID, FTDI_232RL_PID) },
193 	{ USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) ,
194 		.driver_info = (kernel_ulong_t)&ftdi_8u2232c_quirk },
195 	{ USB_DEVICE(FTDI_VID, FTDI_4232H_PID) },
196 	{ USB_DEVICE(FTDI_VID, FTDI_232H_PID) },
197 	{ USB_DEVICE(FTDI_VID, FTDI_FTX_PID) },
198 	{ USB_DEVICE(FTDI_VID, FTDI_FT2233HP_PID) },
199 	{ USB_DEVICE(FTDI_VID, FTDI_FT4233HP_PID) },
200 	{ USB_DEVICE(FTDI_VID, FTDI_FT2232HP_PID) },
201 	{ USB_DEVICE(FTDI_VID, FTDI_FT4232HP_PID) },
202 	{ USB_DEVICE(FTDI_VID, FTDI_FT233HP_PID) },
203 	{ USB_DEVICE(FTDI_VID, FTDI_FT232HP_PID) },
204 	{ USB_DEVICE(FTDI_VID, FTDI_FT4232HA_PID) },
205 	{ USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) },
206 	{ USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) },
207 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) },
208 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_SNIFFER_PID) },
209 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_THROTTLE_PID) },
210 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GATEWAY_PID) },
211 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_PID) },
212 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_BOOST_PID) },
213 	{ USB_DEVICE(NEWPORT_VID, NEWPORT_AGILIS_PID) },
214 	{ USB_DEVICE(NEWPORT_VID, NEWPORT_CONEX_CC_PID) },
215 	{ USB_DEVICE(NEWPORT_VID, NEWPORT_CONEX_AGP_PID) },
216 	{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
217 	{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
218 	{ USB_DEVICE(FTDI_VID, FTDI_SPROG_II) },
219 	{ USB_DEVICE(FTDI_VID, FTDI_TAGSYS_LP101_PID) },
220 	{ USB_DEVICE(FTDI_VID, FTDI_TAGSYS_P200X_PID) },
221 	{ USB_DEVICE(FTDI_VID, FTDI_LENZ_LIUSB_PID) },
222 	{ USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) },
223 	{ USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) },
224 	{ USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) },
225 	{ USB_DEVICE(FTDI_VID, FTDI_XF_633_PID) },
226 	{ USB_DEVICE(FTDI_VID, FTDI_XF_631_PID) },
227 	{ USB_DEVICE(FTDI_VID, FTDI_XF_635_PID) },
228 	{ USB_DEVICE(FTDI_VID, FTDI_XF_640_PID) },
229 	{ USB_DEVICE(FTDI_VID, FTDI_XF_642_PID) },
230 	{ USB_DEVICE(FTDI_VID, FTDI_DSS20_PID) },
231 	{ USB_DEVICE(FTDI_VID, FTDI_URBAN_0_PID) },
232 	{ USB_DEVICE(FTDI_VID, FTDI_URBAN_1_PID) },
233 	{ USB_DEVICE(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID) },
234 	{ USB_DEVICE(FTDI_VID, FTDI_VNHCPCUSB_D_PID) },
235 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_0_PID) },
236 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_1_PID) },
237 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_2_PID) },
238 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_3_PID) },
239 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_4_PID) },
240 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_5_PID) },
241 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) },
242 	{ USB_DEVICE(FTDI_VID, FTDI_R2000KU_TRUE_RNG) },
243 	{ USB_DEVICE(FTDI_VID, FTDI_VARDAAN_PID) },
244 	{ USB_DEVICE(FTDI_VID, FTDI_AUTO_M3_OP_COM_V2_PID) },
245 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0100_PID) },
246 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0101_PID) },
247 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0102_PID) },
248 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0103_PID) },
249 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0104_PID) },
250 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0105_PID) },
251 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0106_PID) },
252 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0107_PID) },
253 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0108_PID) },
254 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0109_PID) },
255 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010A_PID) },
256 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010B_PID) },
257 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010C_PID) },
258 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010D_PID) },
259 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010E_PID) },
260 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010F_PID) },
261 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0110_PID) },
262 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0111_PID) },
263 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0112_PID) },
264 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0113_PID) },
265 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0114_PID) },
266 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0115_PID) },
267 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0116_PID) },
268 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0117_PID) },
269 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0118_PID) },
270 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0119_PID) },
271 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011A_PID) },
272 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011B_PID) },
273 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011C_PID) },
274 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011D_PID) },
275 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011E_PID) },
276 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011F_PID) },
277 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0120_PID) },
278 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0121_PID) },
279 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0122_PID) },
280 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0123_PID) },
281 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0124_PID) },
282 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0125_PID) },
283 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0126_PID) },
284 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID) },
285 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0128_PID) },
286 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0129_PID) },
287 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012A_PID) },
288 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012B_PID) },
289 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID) },
290 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012D_PID) },
291 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012E_PID) },
292 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012F_PID) },
293 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0130_PID) },
294 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0131_PID) },
295 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0132_PID) },
296 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0133_PID) },
297 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0134_PID) },
298 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0135_PID) },
299 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0136_PID) },
300 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0137_PID) },
301 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0138_PID) },
302 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0139_PID) },
303 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013A_PID) },
304 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013B_PID) },
305 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013C_PID) },
306 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013D_PID) },
307 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013E_PID) },
308 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013F_PID) },
309 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0140_PID) },
310 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0141_PID) },
311 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0142_PID) },
312 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0143_PID) },
313 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0144_PID) },
314 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0145_PID) },
315 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0146_PID) },
316 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0147_PID) },
317 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0148_PID) },
318 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0149_PID) },
319 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014A_PID) },
320 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014B_PID) },
321 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014C_PID) },
322 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014D_PID) },
323 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014E_PID) },
324 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014F_PID) },
325 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0150_PID) },
326 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0151_PID) },
327 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0152_PID) },
328 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID) },
329 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID) },
330 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID) },
331 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID) },
332 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID) },
333 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID) },
334 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0159_PID) },
335 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015A_PID) },
336 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015B_PID) },
337 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015C_PID) },
338 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015D_PID) },
339 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015E_PID) },
340 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015F_PID) },
341 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0160_PID) },
342 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0161_PID) },
343 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0162_PID) },
344 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0163_PID) },
345 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0164_PID) },
346 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0165_PID) },
347 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0166_PID) },
348 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0167_PID) },
349 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0168_PID) },
350 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0169_PID) },
351 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016A_PID) },
352 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016B_PID) },
353 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016C_PID) },
354 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016D_PID) },
355 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016E_PID) },
356 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016F_PID) },
357 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0170_PID) },
358 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0171_PID) },
359 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0172_PID) },
360 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0173_PID) },
361 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0174_PID) },
362 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0175_PID) },
363 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0176_PID) },
364 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0177_PID) },
365 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0178_PID) },
366 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0179_PID) },
367 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017A_PID) },
368 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017B_PID) },
369 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017C_PID) },
370 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017D_PID) },
371 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017E_PID) },
372 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017F_PID) },
373 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0180_PID) },
374 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0181_PID) },
375 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0182_PID) },
376 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0183_PID) },
377 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0184_PID) },
378 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0185_PID) },
379 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0186_PID) },
380 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0187_PID) },
381 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0188_PID) },
382 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0189_PID) },
383 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018A_PID) },
384 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018B_PID) },
385 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018C_PID) },
386 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018D_PID) },
387 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018E_PID) },
388 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018F_PID) },
389 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0190_PID) },
390 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0191_PID) },
391 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0192_PID) },
392 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0193_PID) },
393 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0194_PID) },
394 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0195_PID) },
395 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0196_PID) },
396 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0197_PID) },
397 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0198_PID) },
398 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0199_PID) },
399 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019A_PID) },
400 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019B_PID) },
401 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019C_PID) },
402 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019D_PID) },
403 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019E_PID) },
404 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019F_PID) },
405 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A0_PID) },
406 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A1_PID) },
407 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A2_PID) },
408 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A3_PID) },
409 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A4_PID) },
410 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A5_PID) },
411 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A6_PID) },
412 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A7_PID) },
413 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A8_PID) },
414 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A9_PID) },
415 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AA_PID) },
416 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AB_PID) },
417 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AC_PID) },
418 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AD_PID) },
419 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AE_PID) },
420 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AF_PID) },
421 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B0_PID) },
422 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B1_PID) },
423 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B2_PID) },
424 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B3_PID) },
425 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B4_PID) },
426 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B5_PID) },
427 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B6_PID) },
428 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B7_PID) },
429 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B8_PID) },
430 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B9_PID) },
431 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BA_PID) },
432 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BB_PID) },
433 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BC_PID) },
434 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BD_PID) },
435 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BE_PID) },
436 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BF_PID) },
437 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C0_PID) },
438 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C1_PID) },
439 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C2_PID) },
440 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C3_PID) },
441 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C4_PID) },
442 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C5_PID) },
443 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C6_PID) },
444 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C7_PID) },
445 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C8_PID) },
446 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C9_PID) },
447 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CA_PID) },
448 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CB_PID) },
449 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CC_PID) },
450 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CD_PID) },
451 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CE_PID) },
452 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CF_PID) },
453 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D0_PID) },
454 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D1_PID) },
455 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D2_PID) },
456 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D3_PID) },
457 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D4_PID) },
458 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D5_PID) },
459 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D6_PID) },
460 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D7_PID) },
461 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D8_PID) },
462 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D9_PID) },
463 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DA_PID) },
464 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DB_PID) },
465 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DC_PID) },
466 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DD_PID) },
467 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DE_PID) },
468 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DF_PID) },
469 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E0_PID) },
470 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E1_PID) },
471 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E2_PID) },
472 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E3_PID) },
473 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E4_PID) },
474 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E5_PID) },
475 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E6_PID) },
476 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E7_PID) },
477 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E8_PID) },
478 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E9_PID) },
479 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EA_PID) },
480 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EB_PID) },
481 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EC_PID) },
482 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01ED_PID) },
483 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EE_PID) },
484 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EF_PID) },
485 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F0_PID) },
486 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F1_PID) },
487 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F2_PID) },
488 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F3_PID) },
489 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F4_PID) },
490 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F5_PID) },
491 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F6_PID) },
492 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F7_PID) },
493 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F8_PID) },
494 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F9_PID) },
495 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FA_PID) },
496 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FB_PID) },
497 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FC_PID) },
498 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) },
499 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) },
500 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) },
501 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_4701_PID) },
502 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9300_PID) },
503 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9301_PID) },
504 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9302_PID) },
505 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9303_PID) },
506 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9304_PID) },
507 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9305_PID) },
508 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9306_PID) },
509 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9307_PID) },
510 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9308_PID) },
511 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9309_PID) },
512 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930A_PID) },
513 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930B_PID) },
514 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930C_PID) },
515 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930D_PID) },
516 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930E_PID) },
517 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930F_PID) },
518 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9310_PID) },
519 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9311_PID) },
520 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9312_PID) },
521 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9313_PID) },
522 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9314_PID) },
523 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9315_PID) },
524 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9316_PID) },
525 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9317_PID) },
526 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9318_PID) },
527 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9319_PID) },
528 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931A_PID) },
529 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931B_PID) },
530 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931C_PID) },
531 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931D_PID) },
532 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931E_PID) },
533 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931F_PID) },
534 	{ USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) },
535 	{ USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) },
536 	{ USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) },
537 	{ USB_DEVICE(FTDI_VID, FTDI_USBX_707_PID) },
538 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) },
539 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) },
540 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2103_PID) },
541 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2104_PID) },
542 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2106_PID) },
543 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_1_PID) },
544 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_2_PID) },
545 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_1_PID) },
546 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_2_PID) },
547 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_1_PID) },
548 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_2_PID) },
549 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_1_PID) },
550 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_2_PID) },
551 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_3_PID) },
552 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_4_PID) },
553 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_1_PID) },
554 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_2_PID) },
555 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_3_PID) },
556 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_4_PID) },
557 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_1_PID) },
558 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_2_PID) },
559 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_3_PID) },
560 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_4_PID) },
561 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_1_PID) },
562 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_2_PID) },
563 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_3_PID) },
564 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_4_PID) },
565 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_5_PID) },
566 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_6_PID) },
567 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_7_PID) },
568 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_8_PID) },
569 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_1_PID) },
570 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_2_PID) },
571 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_3_PID) },
572 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_4_PID) },
573 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_5_PID) },
574 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_6_PID) },
575 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_7_PID) },
576 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_8_PID) },
577 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_1_PID) },
578 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_2_PID) },
579 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_3_PID) },
580 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_4_PID) },
581 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_5_PID) },
582 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_6_PID) },
583 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_7_PID) },
584 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) },
585 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_1_PID) },
586 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_2_PID) },
587 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_3_PID) },
588 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_4_PID) },
589 	{ USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) },
590 	{ USB_DEVICE(OCT_VID, OCT_US101_PID) },
591 	{ USB_DEVICE(OCT_VID, OCT_DK201_PID) },
592 	{ USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID),
593 		.driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk },
594 	{ USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID),
595 		.driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk },
596 	{ USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) },
597 	{ USB_DEVICE(FTDI_VID, PROTEGO_R2X0) },
598 	{ USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) },
599 	{ USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) },
600 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) },
601 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) },
602 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) },
603 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) },
604 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) },
605 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) },
606 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) },
607 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) },
608 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) },
609 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) },
610 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) },
611 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) },
612 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) },
613 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) },
614 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) },
615 	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) },
616 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
617 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) },
618 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UR100_PID) },
619 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_ALC8500_PID) },
620 	{ USB_DEVICE(FTDI_VID, FTDI_PYRAMID_PID) },
621 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1000PC_PID) },
622 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_US485_PID) },
623 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PICPRO_PID) },
624 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PCMCIA_PID) },
625 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PK1_PID) },
626 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_RS232MON_PID) },
627 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_APP70_PID) },
628 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PEDO_PID) },
629 	{ USB_DEVICE(FTDI_VID, FTDI_IBS_PROD_PID) },
630 	{ USB_DEVICE(FTDI_VID, FTDI_TAVIR_STK500_PID) },
631 	{ USB_DEVICE(FTDI_VID, FTDI_TIAO_UMPA_PID),
632 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
633 	{ USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLXM_PID),
634 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
635 	{ USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLX_PLUS_PID) },
636 	{ USB_DEVICE(FTDI_VID, FTDI_NT_ORION_IO_PID) },
637 	{ USB_DEVICE(FTDI_VID, FTDI_NT_ORIONMX_PID) },
638 	{ USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) },
639 	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX_PID) },
640 	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2_PID) },
641 	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2WI_PID) },
642 	{ USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX3_PID) },
643 	/*
644 	 * ELV devices:
645 	 */
646 	{ USB_DEVICE(FTDI_ELV_VID, FTDI_ELV_WS300_PID) },
647 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_USR_PID) },
648 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_MSM1_PID) },
649 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_KL100_PID) },
650 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS550_PID) },
651 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_EC3000_PID) },
652 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS888_PID) },
653 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_TWS550_PID) },
654 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FEM_PID) },
655 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_CLI7000_PID) },
656 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_PPS7330_PID) },
657 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_TFM100_PID) },
658 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UDF77_PID) },
659 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UIO88_PID) },
660 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UAD8_PID) },
661 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UDA7_PID) },
662 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_USI2_PID) },
663 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_T1100_PID) },
664 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_PCD200_PID) },
665 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_ULA200_PID) },
666 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_CSI8_PID) },
667 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_EM1000DL_PID) },
668 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_PCK100_PID) },
669 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_RFP500_PID) },
670 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FS20SIG_PID) },
671 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UTP8_PID) },
672 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) },
673 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS444PC_PID) },
674 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) },
675 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_EM1010PC_PID) },
676 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) },
677 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_HS485_PID) },
678 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UMS100_PID) },
679 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_TFD128_PID) },
680 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FM3RX_PID) },
681 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS777_PID) },
682 	{ USB_DEVICE(FTDI_VID, FTDI_PALMSENS_PID) },
683 	{ USB_DEVICE(FTDI_VID, FTDI_IVIUM_XSTAT_PID) },
684 	{ USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
685 	{ USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
686 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
687 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) },
688 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) },
689 	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
690 	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
691 	{ USB_DEVICE(FTDI_VID, FTDI_CCSMACHX_2_PID) },
692 	{ USB_DEVICE(FTDI_VID, FTDI_CCSLOAD_N_GO_3_PID) },
693 	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU64_4_PID) },
694 	{ USB_DEVICE(FTDI_VID, FTDI_CCSPRIME8_5_PID) },
695 	{ USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) },
696 	{ USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) },
697 	{ USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) },
698 	{ USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) },
699 	{ USB_DEVICE(FALCOM_VID, FALCOM_SAMBA_PID) },
700 	{ USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) },
701 	{ USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) },
702 	{ USB_DEVICE(TTI_VID, TTI_QL355P_PID) },
703 	{ USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
704 	{ USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
705 	{ USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
706 	{ USB_DEVICE(MITSUBISHI_VID, MITSUBISHI_FXUSB_PID) },
707 	{ USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
708 	{ USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
709 	{ USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) },
710 	{ USB_DEVICE(BANDB_VID, BANDB_USOPTL4_PID) },
711 	{ USB_DEVICE(BANDB_VID, BANDB_USPTL4_PID) },
712 	{ USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_2_PID) },
713 	{ USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_PID) },
714 	{ USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR2_PID) },
715 	{ USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR_PID) },
716 	{ USB_DEVICE(BANDB_VID, BANDB_485USB9F_2W_PID) },
717 	{ USB_DEVICE(BANDB_VID, BANDB_485USB9F_4W_PID) },
718 	{ USB_DEVICE(BANDB_VID, BANDB_232USB9M_PID) },
719 	{ USB_DEVICE(BANDB_VID, BANDB_485USBTB_2W_PID) },
720 	{ USB_DEVICE(BANDB_VID, BANDB_485USBTB_4W_PID) },
721 	{ USB_DEVICE(BANDB_VID, BANDB_TTL5USB9M_PID) },
722 	{ USB_DEVICE(BANDB_VID, BANDB_TTL3USB9M_PID) },
723 	{ USB_DEVICE(BANDB_VID, BANDB_ZZ_PROG1_USB_PID) },
724 	{ USB_DEVICE(FTDI_VID, EVER_ECO_PRO_CDS) },
725 	{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) },
726 	{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) },
727 	{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_3_PID) },
728 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_0_PID) },
729 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_1_PID) },
730 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_2_PID) },
731 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_3_PID) },
732 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_4_PID) },
733 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) },
734 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) },
735 	{ USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) },
736 	{ USB_DEVICE(XSENS_VID, XSENS_AWINDA_DONGLE_PID) },
737 	{ USB_DEVICE(XSENS_VID, XSENS_AWINDA_STATION_PID) },
738 	{ USB_DEVICE(XSENS_VID, XSENS_CONVERTER_PID) },
739 	{ USB_DEVICE(XSENS_VID, XSENS_MTDEVBOARD_PID) },
740 	{ USB_DEVICE(XSENS_VID, XSENS_MTIUSBCONVERTER_PID) },
741 	{ USB_DEVICE(XSENS_VID, XSENS_MTW_PID) },
742 	{ USB_DEVICE(FTDI_VID, FTDI_OMNI1509) },
743 	{ USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
744 	{ USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) },
745 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) },
746 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) },
747 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
748 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
749 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) },
750 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) },
751 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) },
752 	{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) },
753 	{ USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) },
754 	{ USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) },
755 	{ USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
756 	{ USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) },
757 	{ USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) },
758 	{ USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) },
759 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) },
760 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) },
761 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HR_PID) },
762 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HRC_PID) },
763 	{ USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16IC_PID) },
764 	{ USB_DEVICE(KOBIL_VID, KOBIL_CONV_B1_PID) },
765 	{ USB_DEVICE(KOBIL_VID, KOBIL_CONV_KAAN_PID) },
766 	{ USB_DEVICE(POSIFLEX_VID, POSIFLEX_PP7000_PID) },
767 	{ USB_DEVICE(FTDI_VID, FTDI_TTUSB_PID) },
768 	{ USB_DEVICE(FTDI_VID, FTDI_ECLO_COM_1WIRE_PID) },
769 	{ USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) },
770 	{ USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
771 	{ USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
772 	{ USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
773 	{ USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
774 	{ USB_DEVICE(FTDI_VID, FTDI_NZR_SEM_USB_PID) },
775 	{ USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) },
776 	{ USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) },
777 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) },
778 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2C2_PID) },
779 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2D_PID) },
780 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2VT_PID) },
781 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2VR_PID) },
782 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVT_PID) },
783 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVR_PID) },
784 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVT_PID) },
785 	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVR_PID) },
786 	{ USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
787 	{ USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
788 	{ USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
789 	{ USB_DEVICE(TESTO_VID, TESTO_1_PID) },
790 	{ USB_DEVICE(TESTO_VID, TESTO_3_PID) },
791 	{ USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) },
792 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) },
793 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
794 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
795 	{ USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
796 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_HUC_PID),
797 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
798 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_SPECTRA_SCU_PID),
799 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
800 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_2_PID),
801 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
802 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_3_PID),
803 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
804 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_AURORA_SCU_PID),
805 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
806 	{ USB_DEVICE(FTDI_NDI_VID, FTDI_NDI_EMGUIDE_GEMINI_PID),
807 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
808 	{ USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
809 	{ USB_DEVICE(NOVITUS_VID, NOVITUS_BONO_E_PID) },
810 	{ USB_DEVICE(FTDI_VID, RTSYSTEMS_USB_VX8_PID) },
811 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) },
812 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) },
813 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) },
814 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57B_PID) },
815 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29A_PID) },
816 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29B_PID) },
817 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29F_PID) },
818 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62B_PID) },
819 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S01_PID) },
820 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63_PID) },
821 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29C_PID) },
822 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_81B_PID) },
823 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_82B_PID) },
824 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5D_PID) },
825 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K4Y_PID) },
826 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5G_PID) },
827 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S05_PID) },
828 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_60_PID) },
829 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_61_PID) },
830 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62_PID) },
831 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63B_PID) },
832 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_64_PID) },
833 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_65_PID) },
834 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92_PID) },
835 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92D_PID) },
836 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_W5R_PID) },
837 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_A5R_PID) },
838 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_PW1_PID) },
839 	{ USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
840 	{ USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
841 	{ USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
842 	{ USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
843 	{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
844 	{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
845 	{ USB_DEVICE(FTDI_VID, CYBER_CORTEX_AV_PID),
846 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
847 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID, 1) },
848 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID, 1) },
849 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_PID, 1) },
850 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_H_PID, 1) },
851 	{ USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
852 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
853 	{ USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
854 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
855 	{ USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
856 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
857 	{ USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
858 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
859 	{ USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
860 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
861 	{ USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
862 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
863 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
864 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_SCU18) },
865 	{ USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
866 
867 	/* Papouch devices based on FTDI chip */
868 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_PID) },
869 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_PID) },
870 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_PID) },
871 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_2_PID) },
872 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_2_PID) },
873 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_2_PID) },
874 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485S_PID) },
875 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485C_PID) },
876 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_LEC_PID) },
877 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB232_PID) },
878 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
879 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_IRAMP_PID) },
880 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK5_PID) },
881 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO8x8_PID) },
882 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) },
883 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x2_PID) },
884 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO10x1_PID) },
885 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO30x3_PID) },
886 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO60x3_PID) },
887 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x16_PID) },
888 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO3x32_PID) },
889 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK6_PID) },
890 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_UPSUSB_PID) },
891 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_MU_PID) },
892 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SIMUKEY_PID) },
893 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_AD4USB_PID) },
894 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMUX_PID) },
895 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMSR_PID) },
896 
897 	{ USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) },
898 	{ USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
899 	{ USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
900 	{ USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
901 	{ USB_DEVICE(ATMEL_VID, STK541_PID) },
902 	{ USB_DEVICE(DE_VID, STB_PID) },
903 	{ USB_DEVICE(DE_VID, WHT_PID) },
904 	{ USB_DEVICE(ADI_VID, ADI_GNICE_PID),
905 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
906 	{ USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
907 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
908 	{ USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID,
909 					USB_CLASS_VENDOR_SPEC,
910 					USB_SUBCLASS_VENDOR_SPEC, 0x00) },
911 	{ USB_DEVICE_INTERFACE_NUMBER(ACTEL_VID, MICROSEMI_ARROW_SF2PLUS_BOARD_PID, 2) },
912 	{ USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
913 	{ USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
914 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
915 	{ USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
916 	{ USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
917 	{ USB_DEVICE(FTDI_VID, PI_C865_PID) },
918 	{ USB_DEVICE(FTDI_VID, PI_C857_PID) },
919 	{ USB_DEVICE(PI_VID, PI_C866_PID) },
920 	{ USB_DEVICE(PI_VID, PI_C663_PID) },
921 	{ USB_DEVICE(PI_VID, PI_C725_PID) },
922 	{ USB_DEVICE(PI_VID, PI_E517_PID) },
923 	{ USB_DEVICE(PI_VID, PI_C863_PID) },
924 	{ USB_DEVICE(PI_VID, PI_E861_PID) },
925 	{ USB_DEVICE(PI_VID, PI_C867_PID) },
926 	{ USB_DEVICE(PI_VID, PI_E609_PID) },
927 	{ USB_DEVICE(PI_VID, PI_E709_PID) },
928 	{ USB_DEVICE(PI_VID, PI_100F_PID) },
929 	{ USB_DEVICE(PI_VID, PI_1011_PID) },
930 	{ USB_DEVICE(PI_VID, PI_1012_PID) },
931 	{ USB_DEVICE(PI_VID, PI_1013_PID) },
932 	{ USB_DEVICE(PI_VID, PI_1014_PID) },
933 	{ USB_DEVICE(PI_VID, PI_1015_PID) },
934 	{ USB_DEVICE(PI_VID, PI_1016_PID) },
935 	{ USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) },
936 	{ USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
937 	{ USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
938 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
939 	{ USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
940 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
941 	{ USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
942 	{ USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
943 	{ USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
944 	{ USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
945 	{ USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) },
946 	{ USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
947 	{ USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
948 	{ USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
949 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
950 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
951 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
952 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
953 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
954 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
955 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
956 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
957 	{ USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
958 	{ USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
959 	{ USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
960 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
961 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
962 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
963 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
964 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
965 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
966 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
967 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
968 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
969 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) },
970 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
971 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
972 	{ USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
973 	{ USB_DEVICE(FTDI_VID, FTDI_FHE_PID) },
974 	{ USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
975 	{ USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
976 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
977 	{ USB_DEVICE(ST_VID, ST_STMCLT_2232_PID),
978 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
979 	{ USB_DEVICE(ST_VID, ST_STMCLT_4232_PID),
980 		.driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
981 	{ USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
982 	{ USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
983 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
984 	{ USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
985 	/* Crucible Devices */
986 	{ USB_DEVICE(FTDI_VID, FTDI_CT_COMET_PID) },
987 	{ USB_DEVICE(FTDI_VID, FTDI_Z3X_PID) },
988 	/* Cressi Devices */
989 	{ USB_DEVICE(FTDI_VID, FTDI_CRESSI_PID) },
990 	/* Brainboxes Devices */
991 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_001_PID) },
992 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_012_PID) },
993 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_023_PID) },
994 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_034_PID) },
995 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_101_PID) },
996 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_159_PID) },
997 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_1_PID) },
998 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_2_PID) },
999 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_3_PID) },
1000 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_4_PID) },
1001 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_5_PID) },
1002 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_6_PID) },
1003 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_7_PID) },
1004 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_8_PID) },
1005 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_235_PID) },
1006 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_257_PID) },
1007 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_1_PID) },
1008 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_2_PID) },
1009 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_3_PID) },
1010 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_4_PID) },
1011 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_313_PID) },
1012 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_320_PID) },
1013 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_324_PID) },
1014 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_1_PID) },
1015 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_2_PID) },
1016 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_357_PID) },
1017 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_1_PID) },
1018 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_2_PID) },
1019 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_3_PID) },
1020 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_1_PID) },
1021 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_2_PID) },
1022 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_1_PID) },
1023 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_2_PID) },
1024 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_3_PID) },
1025 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_4_PID) },
1026 	/* ekey Devices */
1027 	{ USB_DEVICE(FTDI_VID, FTDI_EKEY_CONV_USB_PID) },
1028 	/* Infineon Devices */
1029 	{ USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC1798_PID, 1) },
1030 	{ USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC2X7_PID, 1) },
1031 	/* GE Healthcare devices */
1032 	{ USB_DEVICE(GE_HEALTHCARE_VID, GE_HEALTHCARE_NEMO_TRACKER_PID) },
1033 	/* Active Research (Actisense) devices */
1034 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NDC_PID) },
1035 	{ USB_DEVICE(FTDI_VID, ACTISENSE_USG_PID) },
1036 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NGT_PID) },
1037 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NGW_PID) },
1038 	{ USB_DEVICE(FTDI_VID, ACTISENSE_UID_PID) },
1039 	{ USB_DEVICE(FTDI_VID, ACTISENSE_USA_PID) },
1040 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NGX_PID) },
1041 	{ USB_DEVICE(FTDI_VID, ACTISENSE_D9AF_PID) },
1042 	{ USB_DEVICE(FTDI_VID, CHETCO_SEAGAUGE_PID) },
1043 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASWITCH_PID) },
1044 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_NMEA2000_PID) },
1045 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ETHERNET_PID) },
1046 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_WIFI_PID) },
1047 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_DISPLAY_PID) },
1048 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_LITE_PID) },
1049 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ANALOG_PID) },
1050 	/* Belimo Automation devices */
1051 	{ USB_DEVICE(FTDI_VID, BELIMO_ZTH_PID) },
1052 	{ USB_DEVICE(FTDI_VID, BELIMO_ZIP_PID) },
1053 	/* ICP DAS I-756xU devices */
1054 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7560U_PID) },
1055 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) },
1056 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) },
1057 	{ USB_DEVICE(WICED_VID, WICED_USB20706V2_PID) },
1058 	{ USB_DEVICE(TI_VID, TI_CC3200_LAUNCHPAD_PID),
1059 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1060 	{ USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_BT_USB_PID) },
1061 	{ USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_WL_USB_PID) },
1062 	{ USB_DEVICE(AIRBUS_DS_VID, AIRBUS_DS_P8GR) },
1063 	/* EZPrototypes devices */
1064 	{ USB_DEVICE(EZPROTOTYPES_VID, HJELMSLUND_USB485_ISO_PID) },
1065 	{ USB_DEVICE_INTERFACE_NUMBER(UNJO_VID, UNJO_ISODEBUG_V1_PID, 1) },
1066 	/* Sienna devices */
1067 	{ USB_DEVICE(FTDI_VID, FTDI_SIENNA_PID) },
1068 	{ USB_DEVICE(ECHELON_VID, ECHELON_U20_PID) },
1069 	/* IDS GmbH devices */
1070 	{ USB_DEVICE(IDS_VID, IDS_SI31A_PID) },
1071 	{ USB_DEVICE(IDS_VID, IDS_CM31A_PID) },
1072 	/* Omron devices */
1073 	{ USB_DEVICE(OMRON_VID, OMRON_CS1W_CIF31_PID) },
1074 	/* U-Blox devices */
1075 	{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ZED_PID) },
1076 	{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ODIN_PID) },
1077 	/* FreeCalypso USB adapters */
1078 	{ USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_BUF_PID),
1079 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1080 	{ USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_UNBUF_PID),
1081 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1082 	/* GMC devices */
1083 	{ USB_DEVICE(GMC_VID, GMC_Z216C_PID) },
1084 	/* Altera USB Blaster 3 */
1085 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6022_PID, 1) },
1086 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6025_PID, 2) },
1087 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6026_PID, 2) },
1088 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6026_PID, 3) },
1089 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6029_PID, 2) },
1090 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602A_PID, 2) },
1091 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602A_PID, 3) },
1092 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602C_PID, 1) },
1093 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602D_PID, 1) },
1094 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602D_PID, 2) },
1095 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 1) },
1096 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 2) },
1097 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 3) },
1098 	/* Abacus Electrics */
1099 	{ USB_DEVICE(FTDI_VID, ABACUS_OPTICAL_PROBE_PID) },
1100 	{ }					/* Terminating entry */
1101 };
1102 
1103 MODULE_DEVICE_TABLE(usb, id_table_combined);
1104 
1105 static const char *ftdi_chip_name[] = {
1106 	[SIO]		= "SIO",	/* the serial part of FT8U100AX */
1107 	[FT232A]	= "FT232A",
1108 	[FT232B]	= "FT232B",
1109 	[FT2232C]	= "FT2232C/D",
1110 	[FT232R]	= "FT232R",
1111 	[FT232H]	= "FT232H",
1112 	[FT2232H]	= "FT2232H",
1113 	[FT4232H]	= "FT4232H",
1114 	[FT4232HA]	= "FT4232HA",
1115 	[FT232HP]	= "FT232HP",
1116 	[FT233HP]	= "FT233HP",
1117 	[FT2232HP]	= "FT2232HP",
1118 	[FT2233HP]	= "FT2233HP",
1119 	[FT4232HP]	= "FT4232HP",
1120 	[FT4233HP]	= "FT4233HP",
1121 	[FTX]		= "FT-X",
1122 };
1123 
1124 
1125 /* Used for TIOCMIWAIT */
1126 #define FTDI_STATUS_B0_MASK	(FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
1127 #define FTDI_STATUS_B1_MASK	(FTDI_RS_BI)
1128 /* End TIOCMIWAIT */
1129 
1130 static void ftdi_set_termios(struct tty_struct *tty,
1131 			     struct usb_serial_port *port,
1132 			     const struct ktermios *old_termios);
1133 static int ftdi_get_modem_status(struct usb_serial_port *port,
1134 						unsigned char status[2]);
1135 
1136 #define WDR_TIMEOUT 5000 /* default urb timeout */
1137 #define WDR_SHORT_TIMEOUT 1000	/* shorter urb timeout */
1138 
1139 /*
1140  * ***************************************************************************
1141  * Utility functions
1142  * ***************************************************************************
1143  */
1144 
ftdi_232am_baud_base_to_divisor(int baud,int base)1145 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base)
1146 {
1147 	unsigned short int divisor;
1148 	/* divisor shifted 3 bits to the left */
1149 	int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1150 	if ((divisor3 & 0x7) == 7)
1151 		divisor3++; /* round x.7/8 up to x+1 */
1152 	divisor = divisor3 >> 3;
1153 	divisor3 &= 0x7;
1154 	if (divisor3 == 1)
1155 		divisor |= 0xc000;	/* +0.125 */
1156 	else if (divisor3 >= 4)
1157 		divisor |= 0x4000;	/* +0.5 */
1158 	else if (divisor3 != 0)
1159 		divisor |= 0x8000;	/* +0.25 */
1160 	else if (divisor == 1)
1161 		divisor = 0;		/* special case for maximum baud rate */
1162 	return divisor;
1163 }
1164 
ftdi_232am_baud_to_divisor(int baud)1165 static unsigned short int ftdi_232am_baud_to_divisor(int baud)
1166 {
1167 	 return ftdi_232am_baud_base_to_divisor(baud, 48000000);
1168 }
1169 
ftdi_232bm_baud_base_to_divisor(int baud,int base)1170 static u32 ftdi_232bm_baud_base_to_divisor(int baud, int base)
1171 {
1172 	static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1173 	u32 divisor;
1174 	/* divisor shifted 3 bits to the left */
1175 	int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1176 	divisor = divisor3 >> 3;
1177 	divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1178 	/* Deal with special cases for highest baud rates. */
1179 	if (divisor == 1)		/* 1.0 */
1180 		divisor = 0;
1181 	else if (divisor == 0x4001)	/* 1.5 */
1182 		divisor = 1;
1183 	return divisor;
1184 }
1185 
ftdi_232bm_baud_to_divisor(int baud)1186 static u32 ftdi_232bm_baud_to_divisor(int baud)
1187 {
1188 	 return ftdi_232bm_baud_base_to_divisor(baud, 48000000);
1189 }
1190 
ftdi_2232h_baud_base_to_divisor(int baud,int base)1191 static u32 ftdi_2232h_baud_base_to_divisor(int baud, int base)
1192 {
1193 	static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1194 	u32 divisor;
1195 	int divisor3;
1196 
1197 	/* hi-speed baud rate is 10-bit sampling instead of 16-bit */
1198 	divisor3 = DIV_ROUND_CLOSEST(8 * base, 10 * baud);
1199 
1200 	divisor = divisor3 >> 3;
1201 	divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1202 	/* Deal with special cases for highest baud rates. */
1203 	if (divisor == 1)		/* 1.0 */
1204 		divisor = 0;
1205 	else if (divisor == 0x4001)	/* 1.5 */
1206 		divisor = 1;
1207 	/*
1208 	 * Set this bit to turn off a divide by 2.5 on baud rate generator
1209 	 * This enables baud rates up to 12Mbaud but cannot reach below 1200
1210 	 * baud with this bit set
1211 	 */
1212 	divisor |= 0x00020000;
1213 	return divisor;
1214 }
1215 
ftdi_2232h_baud_to_divisor(int baud)1216 static u32 ftdi_2232h_baud_to_divisor(int baud)
1217 {
1218 	 return ftdi_2232h_baud_base_to_divisor(baud, 120000000);
1219 }
1220 
1221 #define set_mctrl(port, set)		update_mctrl((port), (set), 0)
1222 #define clear_mctrl(port, clear)	update_mctrl((port), 0, (clear))
1223 
update_mctrl(struct usb_serial_port * port,unsigned int set,unsigned int clear)1224 static int update_mctrl(struct usb_serial_port *port, unsigned int set,
1225 							unsigned int clear)
1226 {
1227 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1228 	struct device *dev = &port->dev;
1229 	unsigned value;
1230 	int rv;
1231 
1232 	if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
1233 		dev_dbg(dev, "%s - DTR|RTS not being set|cleared\n", __func__);
1234 		return 0;	/* no change */
1235 	}
1236 
1237 	clear &= ~set;	/* 'set' takes precedence over 'clear' */
1238 	value = 0;
1239 	if (clear & TIOCM_DTR)
1240 		value |= FTDI_SIO_SET_DTR_LOW;
1241 	if (clear & TIOCM_RTS)
1242 		value |= FTDI_SIO_SET_RTS_LOW;
1243 	if (set & TIOCM_DTR)
1244 		value |= FTDI_SIO_SET_DTR_HIGH;
1245 	if (set & TIOCM_RTS)
1246 		value |= FTDI_SIO_SET_RTS_HIGH;
1247 	rv = usb_control_msg(port->serial->dev,
1248 			       usb_sndctrlpipe(port->serial->dev, 0),
1249 			       FTDI_SIO_SET_MODEM_CTRL_REQUEST,
1250 			       FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
1251 			       value, priv->channel,
1252 			       NULL, 0, WDR_TIMEOUT);
1253 	if (rv < 0) {
1254 		dev_dbg(dev, "%s Error from MODEM_CTRL urb: DTR %s, RTS %s\n",
1255 			__func__,
1256 			(set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1257 			(set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1258 		rv = usb_translate_errors(rv);
1259 	} else {
1260 		dev_dbg(dev, "%s - DTR %s, RTS %s\n", __func__,
1261 			(set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1262 			(set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1263 		/* FIXME: locking on last_dtr_rts */
1264 		priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
1265 	}
1266 	return rv;
1267 }
1268 
1269 
get_ftdi_divisor(struct tty_struct * tty,struct usb_serial_port * port)1270 static u32 get_ftdi_divisor(struct tty_struct *tty,
1271 						struct usb_serial_port *port)
1272 {
1273 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1274 	struct device *dev = &port->dev;
1275 	u32 div_value = 0;
1276 	int div_okay = 1;
1277 	int baud;
1278 
1279 	baud = tty_get_baud_rate(tty);
1280 	dev_dbg(dev, "%s - tty_get_baud_rate reports speed %d\n", __func__, baud);
1281 
1282 	/*
1283 	 * Observe deprecated async-compatible custom_divisor hack, update
1284 	 * baudrate if needed.
1285 	 */
1286 	if (baud == 38400 &&
1287 	    ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1288 	     (priv->custom_divisor)) {
1289 		baud = priv->baud_base / priv->custom_divisor;
1290 		dev_dbg(dev, "%s - custom divisor %d sets baud rate to %d\n",
1291 			__func__, priv->custom_divisor, baud);
1292 	}
1293 
1294 	if (!baud)
1295 		baud = 9600;
1296 	switch (priv->chip_type) {
1297 	case SIO:
1298 		switch (baud) {
1299 		case 300: div_value = ftdi_sio_b300; break;
1300 		case 600: div_value = ftdi_sio_b600; break;
1301 		case 1200: div_value = ftdi_sio_b1200; break;
1302 		case 2400: div_value = ftdi_sio_b2400; break;
1303 		case 4800: div_value = ftdi_sio_b4800; break;
1304 		case 9600: div_value = ftdi_sio_b9600; break;
1305 		case 19200: div_value = ftdi_sio_b19200; break;
1306 		case 38400: div_value = ftdi_sio_b38400; break;
1307 		case 57600: div_value = ftdi_sio_b57600;  break;
1308 		case 115200: div_value = ftdi_sio_b115200; break;
1309 		default:
1310 			dev_dbg(dev, "%s - Baudrate (%d) requested is not supported\n",
1311 				__func__,  baud);
1312 			div_value = ftdi_sio_b9600;
1313 			baud = 9600;
1314 			div_okay = 0;
1315 		}
1316 		break;
1317 	case FT232A:
1318 		if (baud <= 3000000) {
1319 			div_value = ftdi_232am_baud_to_divisor(baud);
1320 		} else {
1321 			dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1322 			baud = 9600;
1323 			div_value = ftdi_232am_baud_to_divisor(9600);
1324 			div_okay = 0;
1325 		}
1326 		break;
1327 	case FT232B:
1328 	case FT2232C:
1329 	case FT232R:
1330 	case FTX:
1331 		if (baud <= 3000000) {
1332 			u16 product_id = le16_to_cpu(
1333 				port->serial->dev->descriptor.idProduct);
1334 			if (((product_id == FTDI_NDI_HUC_PID)		||
1335 			     (product_id == FTDI_NDI_SPECTRA_SCU_PID)	||
1336 			     (product_id == FTDI_NDI_FUTURE_2_PID)	||
1337 			     (product_id == FTDI_NDI_FUTURE_3_PID)	||
1338 			     (product_id == FTDI_NDI_AURORA_SCU_PID))	&&
1339 			    (baud == 19200)) {
1340 				baud = 1200000;
1341 			}
1342 			div_value = ftdi_232bm_baud_to_divisor(baud);
1343 		} else {
1344 			dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1345 			div_value = ftdi_232bm_baud_to_divisor(9600);
1346 			div_okay = 0;
1347 			baud = 9600;
1348 		}
1349 		break;
1350 	default:
1351 		if ((baud <= 12000000) && (baud >= 1200)) {
1352 			div_value = ftdi_2232h_baud_to_divisor(baud);
1353 		} else if (baud < 1200) {
1354 			div_value = ftdi_232bm_baud_to_divisor(baud);
1355 		} else {
1356 			dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1357 			div_value = ftdi_232bm_baud_to_divisor(9600);
1358 			div_okay = 0;
1359 			baud = 9600;
1360 		}
1361 		break;
1362 	}
1363 
1364 	if (div_okay) {
1365 		dev_dbg(dev, "%s - Baud rate set to %d (divisor 0x%lX) on chip %s\n",
1366 			__func__, baud, (unsigned long)div_value,
1367 			ftdi_chip_name[priv->chip_type]);
1368 	}
1369 
1370 	tty_encode_baud_rate(tty, baud, baud);
1371 	return div_value;
1372 }
1373 
change_speed(struct tty_struct * tty,struct usb_serial_port * port)1374 static int change_speed(struct tty_struct *tty, struct usb_serial_port *port)
1375 {
1376 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1377 	u16 value;
1378 	u16 index;
1379 	u32 index_value;
1380 	int rv;
1381 
1382 	index_value = get_ftdi_divisor(tty, port);
1383 	value = (u16)index_value;
1384 	index = (u16)(index_value >> 16);
1385 	if (priv->channel)
1386 		index = (u16)((index << 8) | priv->channel);
1387 
1388 	rv = usb_control_msg(port->serial->dev,
1389 			    usb_sndctrlpipe(port->serial->dev, 0),
1390 			    FTDI_SIO_SET_BAUDRATE_REQUEST,
1391 			    FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
1392 			    value, index,
1393 			    NULL, 0, WDR_SHORT_TIMEOUT);
1394 	return rv;
1395 }
1396 
write_latency_timer(struct usb_serial_port * port)1397 static int write_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 	int rv;
1402 	int l = priv->latency;
1403 
1404 	if (priv->chip_type == SIO || priv->chip_type == FT232A)
1405 		return -EINVAL;
1406 
1407 	if (priv->flags & ASYNC_LOW_LATENCY)
1408 		l = 1;
1409 
1410 	dev_dbg(&port->dev, "%s: setting latency timer = %i\n", __func__, l);
1411 
1412 	rv = usb_control_msg(udev,
1413 			     usb_sndctrlpipe(udev, 0),
1414 			     FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1415 			     FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1416 			     l, priv->channel,
1417 			     NULL, 0, WDR_TIMEOUT);
1418 	if (rv < 0)
1419 		dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1420 	return rv;
1421 }
1422 
_read_latency_timer(struct usb_serial_port * port)1423 static int _read_latency_timer(struct usb_serial_port *port)
1424 {
1425 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1426 	struct usb_device *udev = port->serial->dev;
1427 	u8 buf;
1428 	int rv;
1429 
1430 	rv = usb_control_msg_recv(udev, 0, FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
1431 				  FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE, 0,
1432 				  priv->channel, &buf, 1, WDR_TIMEOUT,
1433 				  GFP_KERNEL);
1434 	if (rv == 0)
1435 		rv = buf;
1436 
1437 	return rv;
1438 }
1439 
read_latency_timer(struct usb_serial_port * port)1440 static int read_latency_timer(struct usb_serial_port *port)
1441 {
1442 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1443 	int rv;
1444 
1445 	if (priv->chip_type == SIO || priv->chip_type == FT232A)
1446 		return -EINVAL;
1447 
1448 	rv = _read_latency_timer(port);
1449 	if (rv < 0) {
1450 		dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
1451 		return rv;
1452 	}
1453 
1454 	priv->latency = rv;
1455 
1456 	return 0;
1457 }
1458 
get_serial_info(struct tty_struct * tty,struct serial_struct * ss)1459 static void get_serial_info(struct tty_struct *tty, struct serial_struct *ss)
1460 {
1461 	struct usb_serial_port *port = tty->driver_data;
1462 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1463 
1464 	mutex_lock(&priv->cfg_lock);
1465 	ss->flags = priv->flags;
1466 	ss->baud_base = priv->baud_base;
1467 	ss->custom_divisor = priv->custom_divisor;
1468 	mutex_unlock(&priv->cfg_lock);
1469 }
1470 
set_serial_info(struct tty_struct * tty,struct serial_struct * ss)1471 static int set_serial_info(struct tty_struct *tty, struct serial_struct *ss)
1472 {
1473 	struct usb_serial_port *port = tty->driver_data;
1474 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1475 	int old_flags, old_divisor;
1476 
1477 	mutex_lock(&priv->cfg_lock);
1478 
1479 	if (!capable(CAP_SYS_ADMIN)) {
1480 		if ((ss->flags ^ priv->flags) & ~ASYNC_USR_MASK) {
1481 			mutex_unlock(&priv->cfg_lock);
1482 			return -EPERM;
1483 		}
1484 	}
1485 
1486 	old_flags = priv->flags;
1487 	old_divisor = priv->custom_divisor;
1488 
1489 	priv->flags = ss->flags & ASYNC_FLAGS;
1490 	priv->custom_divisor = ss->custom_divisor;
1491 
1492 	write_latency_timer(port);
1493 
1494 	if ((priv->flags ^ old_flags) & ASYNC_SPD_MASK ||
1495 			((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST &&
1496 			 priv->custom_divisor != old_divisor)) {
1497 
1498 		/* warn about deprecation unless clearing */
1499 		if (priv->flags & ASYNC_SPD_MASK)
1500 			dev_warn_ratelimited(&port->dev, "use of SPD flags is deprecated\n");
1501 
1502 		change_speed(tty, port);
1503 	}
1504 	mutex_unlock(&priv->cfg_lock);
1505 	return 0;
1506 }
1507 
get_lsr_info(struct usb_serial_port * port,unsigned int __user * retinfo)1508 static int get_lsr_info(struct usb_serial_port *port,
1509 			unsigned int __user *retinfo)
1510 {
1511 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1512 	unsigned int result = 0;
1513 
1514 	if (priv->transmit_empty)
1515 		result = TIOCSER_TEMT;
1516 
1517 	if (copy_to_user(retinfo, &result, sizeof(unsigned int)))
1518 		return -EFAULT;
1519 	return 0;
1520 }
1521 
ftdi_determine_type(struct usb_serial_port * port)1522 static int ftdi_determine_type(struct usb_serial_port *port)
1523 {
1524 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1525 	struct usb_serial *serial = port->serial;
1526 	struct usb_device *udev = serial->dev;
1527 	unsigned int version, ifnum;
1528 
1529 	version = le16_to_cpu(udev->descriptor.bcdDevice);
1530 	ifnum = serial->interface->cur_altsetting->desc.bInterfaceNumber;
1531 
1532 	/* Assume Hi-Speed type */
1533 	priv->baud_base = 120000000 / 2;
1534 	priv->channel = CHANNEL_A + ifnum;
1535 
1536 	switch (version) {
1537 	case 0x200:
1538 		priv->chip_type = FT232A;
1539 		priv->baud_base = 48000000 / 2;
1540 		priv->channel = 0;
1541 		/*
1542 		 * FT232B devices have a bug where bcdDevice gets set to 0x200
1543 		 * when iSerialNumber is 0. Assume it is an FT232B in case the
1544 		 * latency timer is readable.
1545 		 */
1546 		if (udev->descriptor.iSerialNumber == 0 &&
1547 				_read_latency_timer(port) >= 0) {
1548 			priv->chip_type = FT232B;
1549 		}
1550 		break;
1551 	case 0x400:
1552 		priv->chip_type = FT232B;
1553 		priv->baud_base = 48000000 / 2;
1554 		priv->channel = 0;
1555 		break;
1556 	case 0x500:
1557 		priv->chip_type = FT2232C;
1558 		priv->baud_base = 48000000 / 2;
1559 		break;
1560 	case 0x600:
1561 		priv->chip_type = FT232R;
1562 		priv->baud_base = 48000000 / 2;
1563 		priv->channel = 0;
1564 		break;
1565 	case 0x700:
1566 		priv->chip_type = FT2232H;
1567 		break;
1568 	case 0x800:
1569 		priv->chip_type = FT4232H;
1570 		break;
1571 	case 0x900:
1572 		priv->chip_type = FT232H;
1573 		break;
1574 	case 0x1000:
1575 		priv->chip_type = FTX;
1576 		priv->baud_base = 48000000 / 2;
1577 		break;
1578 	case 0x2800:
1579 		priv->chip_type = FT2233HP;
1580 		break;
1581 	case 0x2900:
1582 		priv->chip_type = FT4233HP;
1583 		break;
1584 	case 0x3000:
1585 		priv->chip_type = FT2232HP;
1586 		break;
1587 	case 0x3100:
1588 		priv->chip_type = FT4232HP;
1589 		break;
1590 	case 0x3200:
1591 		priv->chip_type = FT233HP;
1592 		break;
1593 	case 0x3300:
1594 		priv->chip_type = FT232HP;
1595 		break;
1596 	case 0x3600:
1597 		priv->chip_type = FT4232HA;
1598 		break;
1599 	default:
1600 		if (version < 0x200) {
1601 			priv->chip_type = SIO;
1602 			priv->baud_base = 12000000 / 16;
1603 			priv->channel = 0;
1604 		} else {
1605 			dev_err(&port->dev, "unknown device type: 0x%02x\n", version);
1606 			return -ENODEV;
1607 		}
1608 	}
1609 
1610 	dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
1611 
1612 	return 0;
1613 }
1614 
1615 
1616 /*
1617  * Determine the maximum packet size for the device. This depends on the chip
1618  * type and the USB host capabilities. The value should be obtained from the
1619  * device descriptor as the chip will use the appropriate values for the host.
1620  */
ftdi_set_max_packet_size(struct usb_serial_port * port)1621 static void ftdi_set_max_packet_size(struct usb_serial_port *port)
1622 {
1623 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1624 	struct usb_interface *interface = port->serial->interface;
1625 	struct usb_endpoint_descriptor *ep_desc;
1626 	unsigned num_endpoints;
1627 	unsigned i;
1628 
1629 	num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
1630 	if (!num_endpoints)
1631 		return;
1632 
1633 	/*
1634 	 * NOTE: Some customers have programmed FT232R/FT245R devices
1635 	 * with an endpoint size of 0 - not good. In this case, we
1636 	 * want to override the endpoint descriptor setting and use a
1637 	 * value of 64 for wMaxPacketSize.
1638 	 */
1639 	for (i = 0; i < num_endpoints; i++) {
1640 		ep_desc = &interface->cur_altsetting->endpoint[i].desc;
1641 		if (!ep_desc->wMaxPacketSize) {
1642 			ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1643 			dev_warn(&port->dev, "Overriding wMaxPacketSize on endpoint %d\n",
1644 					usb_endpoint_num(ep_desc));
1645 		}
1646 	}
1647 
1648 	/* Set max packet size based on last descriptor. */
1649 	priv->max_packet_size = usb_endpoint_maxp(ep_desc);
1650 }
1651 
1652 
1653 /*
1654  * ***************************************************************************
1655  * Sysfs Attribute
1656  * ***************************************************************************
1657  */
1658 
latency_timer_show(struct device * dev,struct device_attribute * attr,char * buf)1659 static ssize_t latency_timer_show(struct device *dev,
1660 				  struct device_attribute *attr, char *buf)
1661 {
1662 	struct usb_serial_port *port = to_usb_serial_port(dev);
1663 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1664 	if (priv->flags & ASYNC_LOW_LATENCY)
1665 		return sprintf(buf, "1\n");
1666 	else
1667 		return sprintf(buf, "%u\n", priv->latency);
1668 }
1669 
1670 /* Write a new value of the latency timer, in units of milliseconds. */
latency_timer_store(struct device * dev,struct device_attribute * attr,const char * valbuf,size_t count)1671 static ssize_t latency_timer_store(struct device *dev,
1672 				   struct device_attribute *attr,
1673 				   const char *valbuf, size_t count)
1674 {
1675 	struct usb_serial_port *port = to_usb_serial_port(dev);
1676 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1677 	u8 v;
1678 	int rv;
1679 
1680 	if (kstrtou8(valbuf, 10, &v))
1681 		return -EINVAL;
1682 
1683 	priv->latency = v;
1684 	rv = write_latency_timer(port);
1685 	if (rv < 0)
1686 		return -EIO;
1687 	return count;
1688 }
1689 static DEVICE_ATTR_RW(latency_timer);
1690 
1691 /* Write an event character directly to the FTDI register.  The ASCII
1692    value is in the low 8 bits, with the enable bit in the 9th bit. */
event_char_store(struct device * dev,struct device_attribute * attr,const char * valbuf,size_t count)1693 static ssize_t event_char_store(struct device *dev,
1694 	struct device_attribute *attr, const char *valbuf, size_t count)
1695 {
1696 	struct usb_serial_port *port = to_usb_serial_port(dev);
1697 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1698 	struct usb_device *udev = port->serial->dev;
1699 	unsigned int v;
1700 	int rv;
1701 
1702 	if (kstrtouint(valbuf, 0, &v) || v >= 0x200)
1703 		return -EINVAL;
1704 
1705 	dev_dbg(&port->dev, "%s: setting event char = 0x%03x\n", __func__, v);
1706 
1707 	rv = usb_control_msg(udev,
1708 			     usb_sndctrlpipe(udev, 0),
1709 			     FTDI_SIO_SET_EVENT_CHAR_REQUEST,
1710 			     FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
1711 			     v, priv->channel,
1712 			     NULL, 0, WDR_TIMEOUT);
1713 	if (rv < 0) {
1714 		dev_dbg(&port->dev, "Unable to write event character: %i\n", rv);
1715 		return -EIO;
1716 	}
1717 
1718 	return count;
1719 }
1720 static DEVICE_ATTR_WO(event_char);
1721 
1722 static struct attribute *ftdi_attrs[] = {
1723 	&dev_attr_event_char.attr,
1724 	&dev_attr_latency_timer.attr,
1725 	NULL
1726 };
1727 
ftdi_is_visible(struct kobject * kobj,struct attribute * attr,int idx)1728 static umode_t ftdi_is_visible(struct kobject *kobj, struct attribute *attr, int idx)
1729 {
1730 	struct device *dev = kobj_to_dev(kobj);
1731 	struct usb_serial_port *port = to_usb_serial_port(dev);
1732 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1733 	enum ftdi_chip_type type = priv->chip_type;
1734 
1735 	if (attr == &dev_attr_event_char.attr) {
1736 		if (type == SIO)
1737 			return 0;
1738 	}
1739 
1740 	if (attr == &dev_attr_latency_timer.attr) {
1741 		if (type == SIO || type == FT232A)
1742 			return 0;
1743 	}
1744 
1745 	return attr->mode;
1746 }
1747 
1748 static const struct attribute_group ftdi_group = {
1749 	.attrs		= ftdi_attrs,
1750 	.is_visible	= ftdi_is_visible,
1751 };
1752 
1753 static const struct attribute_group *ftdi_groups[] = {
1754 	&ftdi_group,
1755 	NULL
1756 };
1757 
1758 #ifdef CONFIG_GPIOLIB
1759 
ftdi_set_bitmode(struct usb_serial_port * port,u8 mode)1760 static int ftdi_set_bitmode(struct usb_serial_port *port, u8 mode)
1761 {
1762 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1763 	struct usb_serial *serial = port->serial;
1764 	int result;
1765 	u16 val;
1766 
1767 	result = usb_autopm_get_interface(serial->interface);
1768 	if (result)
1769 		return result;
1770 
1771 	val = (mode << 8) | (priv->gpio_output << 4) | priv->gpio_value;
1772 	result = usb_control_msg(serial->dev,
1773 				 usb_sndctrlpipe(serial->dev, 0),
1774 				 FTDI_SIO_SET_BITMODE_REQUEST,
1775 				 FTDI_SIO_SET_BITMODE_REQUEST_TYPE, val,
1776 				 priv->channel, NULL, 0, WDR_TIMEOUT);
1777 	if (result < 0) {
1778 		dev_err(&serial->interface->dev,
1779 			"bitmode request failed for value 0x%04x: %d\n",
1780 			val, result);
1781 	}
1782 
1783 	usb_autopm_put_interface(serial->interface);
1784 
1785 	return result;
1786 }
1787 
ftdi_set_cbus_pins(struct usb_serial_port * port)1788 static int ftdi_set_cbus_pins(struct usb_serial_port *port)
1789 {
1790 	return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_CBUS);
1791 }
1792 
ftdi_exit_cbus_mode(struct usb_serial_port * port)1793 static int ftdi_exit_cbus_mode(struct usb_serial_port *port)
1794 {
1795 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1796 
1797 	priv->gpio_output = 0;
1798 	priv->gpio_value = 0;
1799 	return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_RESET);
1800 }
1801 
ftdi_gpio_request(struct gpio_chip * gc,unsigned int offset)1802 static int ftdi_gpio_request(struct gpio_chip *gc, unsigned int offset)
1803 {
1804 	struct usb_serial_port *port = gpiochip_get_data(gc);
1805 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1806 	int result;
1807 
1808 	mutex_lock(&priv->gpio_lock);
1809 	if (!priv->gpio_used) {
1810 		/* Set default pin states, as we cannot get them from device */
1811 		priv->gpio_output = 0x00;
1812 		priv->gpio_value = 0x00;
1813 		result = ftdi_set_cbus_pins(port);
1814 		if (result) {
1815 			mutex_unlock(&priv->gpio_lock);
1816 			return result;
1817 		}
1818 
1819 		priv->gpio_used = true;
1820 	}
1821 	mutex_unlock(&priv->gpio_lock);
1822 
1823 	return 0;
1824 }
1825 
ftdi_read_cbus_pins(struct usb_serial_port * port)1826 static int ftdi_read_cbus_pins(struct usb_serial_port *port)
1827 {
1828 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1829 	struct usb_serial *serial = port->serial;
1830 	u8 buf;
1831 	int result;
1832 
1833 	result = usb_autopm_get_interface(serial->interface);
1834 	if (result)
1835 		return result;
1836 
1837 	result = usb_control_msg_recv(serial->dev, 0,
1838 				      FTDI_SIO_READ_PINS_REQUEST,
1839 				      FTDI_SIO_READ_PINS_REQUEST_TYPE, 0,
1840 				      priv->channel, &buf, 1, WDR_TIMEOUT,
1841 				      GFP_KERNEL);
1842 	if (result == 0)
1843 		result = buf;
1844 
1845 	usb_autopm_put_interface(serial->interface);
1846 
1847 	return result;
1848 }
1849 
ftdi_gpio_get(struct gpio_chip * gc,unsigned int gpio)1850 static int ftdi_gpio_get(struct gpio_chip *gc, unsigned int gpio)
1851 {
1852 	struct usb_serial_port *port = gpiochip_get_data(gc);
1853 	int result;
1854 
1855 	result = ftdi_read_cbus_pins(port);
1856 	if (result < 0)
1857 		return result;
1858 
1859 	return !!(result & BIT(gpio));
1860 }
1861 
ftdi_gpio_set(struct gpio_chip * gc,unsigned int gpio,int value)1862 static int ftdi_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value)
1863 {
1864 	struct usb_serial_port *port = gpiochip_get_data(gc);
1865 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1866 	int result;
1867 
1868 	mutex_lock(&priv->gpio_lock);
1869 
1870 	if (value)
1871 		priv->gpio_value |= BIT(gpio);
1872 	else
1873 		priv->gpio_value &= ~BIT(gpio);
1874 
1875 	result = ftdi_set_cbus_pins(port);
1876 
1877 	mutex_unlock(&priv->gpio_lock);
1878 
1879 	return result;
1880 }
1881 
ftdi_gpio_get_multiple(struct gpio_chip * gc,unsigned long * mask,unsigned long * bits)1882 static int ftdi_gpio_get_multiple(struct gpio_chip *gc, unsigned long *mask,
1883 					unsigned long *bits)
1884 {
1885 	struct usb_serial_port *port = gpiochip_get_data(gc);
1886 	int result;
1887 
1888 	result = ftdi_read_cbus_pins(port);
1889 	if (result < 0)
1890 		return result;
1891 
1892 	*bits = result & *mask;
1893 
1894 	return 0;
1895 }
1896 
ftdi_gpio_set_multiple(struct gpio_chip * gc,unsigned long * mask,unsigned long * bits)1897 static int ftdi_gpio_set_multiple(struct gpio_chip *gc, unsigned long *mask,
1898 					unsigned long *bits)
1899 {
1900 	struct usb_serial_port *port = gpiochip_get_data(gc);
1901 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1902 	int result;
1903 
1904 	mutex_lock(&priv->gpio_lock);
1905 
1906 	priv->gpio_value &= ~(*mask);
1907 	priv->gpio_value |= *bits & *mask;
1908 	result = ftdi_set_cbus_pins(port);
1909 
1910 	mutex_unlock(&priv->gpio_lock);
1911 
1912 	return result;
1913 }
1914 
ftdi_gpio_direction_get(struct gpio_chip * gc,unsigned int gpio)1915 static int ftdi_gpio_direction_get(struct gpio_chip *gc, unsigned int gpio)
1916 {
1917 	struct usb_serial_port *port = gpiochip_get_data(gc);
1918 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1919 
1920 	return !(priv->gpio_output & BIT(gpio));
1921 }
1922 
ftdi_gpio_direction_input(struct gpio_chip * gc,unsigned int gpio)1923 static int ftdi_gpio_direction_input(struct gpio_chip *gc, unsigned int gpio)
1924 {
1925 	struct usb_serial_port *port = gpiochip_get_data(gc);
1926 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1927 	int result;
1928 
1929 	mutex_lock(&priv->gpio_lock);
1930 
1931 	priv->gpio_output &= ~BIT(gpio);
1932 	result = ftdi_set_cbus_pins(port);
1933 
1934 	mutex_unlock(&priv->gpio_lock);
1935 
1936 	return result;
1937 }
1938 
ftdi_gpio_direction_output(struct gpio_chip * gc,unsigned int gpio,int value)1939 static int ftdi_gpio_direction_output(struct gpio_chip *gc, unsigned int gpio,
1940 					int value)
1941 {
1942 	struct usb_serial_port *port = gpiochip_get_data(gc);
1943 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1944 	int result;
1945 
1946 	mutex_lock(&priv->gpio_lock);
1947 
1948 	priv->gpio_output |= BIT(gpio);
1949 	if (value)
1950 		priv->gpio_value |= BIT(gpio);
1951 	else
1952 		priv->gpio_value &= ~BIT(gpio);
1953 
1954 	result = ftdi_set_cbus_pins(port);
1955 
1956 	mutex_unlock(&priv->gpio_lock);
1957 
1958 	return result;
1959 }
1960 
ftdi_gpio_init_valid_mask(struct gpio_chip * gc,unsigned long * valid_mask,unsigned int ngpios)1961 static int ftdi_gpio_init_valid_mask(struct gpio_chip *gc,
1962 				     unsigned long *valid_mask,
1963 				     unsigned int ngpios)
1964 {
1965 	struct usb_serial_port *port = gpiochip_get_data(gc);
1966 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1967 	unsigned long map = priv->gpio_altfunc;
1968 
1969 	bitmap_complement(valid_mask, &map, ngpios);
1970 
1971 	if (bitmap_empty(valid_mask, ngpios))
1972 		dev_dbg(&port->dev, "no CBUS pin configured for GPIO\n");
1973 	else
1974 		dev_dbg(&port->dev, "CBUS%*pbl configured for GPIO\n", ngpios,
1975 			valid_mask);
1976 
1977 	return 0;
1978 }
1979 
ftdi_read_eeprom(struct usb_serial * serial,void * dst,u16 addr,u16 nbytes)1980 static int ftdi_read_eeprom(struct usb_serial *serial, void *dst, u16 addr,
1981 				u16 nbytes)
1982 {
1983 	int read = 0;
1984 
1985 	if (addr % 2 != 0)
1986 		return -EINVAL;
1987 	if (nbytes % 2 != 0)
1988 		return -EINVAL;
1989 
1990 	/* Read EEPROM two bytes at a time */
1991 	while (read < nbytes) {
1992 		int rv;
1993 
1994 		rv = usb_control_msg(serial->dev,
1995 				     usb_rcvctrlpipe(serial->dev, 0),
1996 				     FTDI_SIO_READ_EEPROM_REQUEST,
1997 				     FTDI_SIO_READ_EEPROM_REQUEST_TYPE,
1998 				     0, (addr + read) / 2, dst + read, 2,
1999 				     WDR_TIMEOUT);
2000 		if (rv < 2) {
2001 			if (rv >= 0)
2002 				return -EIO;
2003 			else
2004 				return rv;
2005 		}
2006 
2007 		read += rv;
2008 	}
2009 
2010 	return 0;
2011 }
2012 
ftdi_gpio_init_ft232h(struct usb_serial_port * port)2013 static int ftdi_gpio_init_ft232h(struct usb_serial_port *port)
2014 {
2015 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2016 	u16 cbus_config;
2017 	u8 *buf;
2018 	int ret;
2019 	int i;
2020 
2021 	buf = kmalloc(4, GFP_KERNEL);
2022 	if (!buf)
2023 		return -ENOMEM;
2024 
2025 	ret = ftdi_read_eeprom(port->serial, buf, 0x1a, 4);
2026 	if (ret < 0)
2027 		goto out_free;
2028 
2029 	/*
2030 	 * FT232H CBUS Memory Map
2031 	 *
2032 	 * 0x1a: X- (upper nibble -> AC5)
2033 	 * 0x1b: -X (lower nibble -> AC6)
2034 	 * 0x1c: XX (upper nibble -> AC9 | lower nibble -> AC8)
2035 	 */
2036 	cbus_config = buf[2] << 8 | (buf[1] & 0xf) << 4 | (buf[0] & 0xf0) >> 4;
2037 
2038 	priv->gc.ngpio = 4;
2039 	priv->gpio_altfunc = 0xff;
2040 
2041 	for (i = 0; i < priv->gc.ngpio; ++i) {
2042 		if ((cbus_config & 0xf) == FTDI_FTX_CBUS_MUX_GPIO)
2043 			priv->gpio_altfunc &= ~BIT(i);
2044 		cbus_config >>= 4;
2045 	}
2046 
2047 out_free:
2048 	kfree(buf);
2049 
2050 	return ret;
2051 }
2052 
ftdi_gpio_init_ft232r(struct usb_serial_port * port)2053 static int ftdi_gpio_init_ft232r(struct usb_serial_port *port)
2054 {
2055 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2056 	u16 cbus_config;
2057 	u8 *buf;
2058 	int ret;
2059 	int i;
2060 
2061 	buf = kmalloc(2, GFP_KERNEL);
2062 	if (!buf)
2063 		return -ENOMEM;
2064 
2065 	ret = ftdi_read_eeprom(port->serial, buf, 0x14, 2);
2066 	if (ret < 0)
2067 		goto out_free;
2068 
2069 	cbus_config = le16_to_cpup((__le16 *)buf);
2070 	dev_dbg(&port->dev, "cbus_config = 0x%04x\n", cbus_config);
2071 
2072 	priv->gc.ngpio = 4;
2073 
2074 	priv->gpio_altfunc = 0xff;
2075 	for (i = 0; i < priv->gc.ngpio; ++i) {
2076 		if ((cbus_config & 0xf) == FTDI_FT232R_CBUS_MUX_GPIO)
2077 			priv->gpio_altfunc &= ~BIT(i);
2078 		cbus_config >>= 4;
2079 	}
2080 out_free:
2081 	kfree(buf);
2082 
2083 	return ret;
2084 }
2085 
ftdi_gpio_init_ftx(struct usb_serial_port * port)2086 static int ftdi_gpio_init_ftx(struct usb_serial_port *port)
2087 {
2088 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2089 	struct usb_serial *serial = port->serial;
2090 	const u16 cbus_cfg_addr = 0x1a;
2091 	const u16 cbus_cfg_size = 4;
2092 	u8 *cbus_cfg_buf;
2093 	int result;
2094 	u8 i;
2095 
2096 	cbus_cfg_buf = kmalloc(cbus_cfg_size, GFP_KERNEL);
2097 	if (!cbus_cfg_buf)
2098 		return -ENOMEM;
2099 
2100 	result = ftdi_read_eeprom(serial, cbus_cfg_buf,
2101 				  cbus_cfg_addr, cbus_cfg_size);
2102 	if (result < 0)
2103 		goto out_free;
2104 
2105 	/* FIXME: FT234XD alone has 1 GPIO, but how to recognize this IC? */
2106 	priv->gc.ngpio = 4;
2107 
2108 	/* Determine which pins are configured for CBUS bitbanging */
2109 	priv->gpio_altfunc = 0xff;
2110 	for (i = 0; i < priv->gc.ngpio; ++i) {
2111 		if (cbus_cfg_buf[i] == FTDI_FTX_CBUS_MUX_GPIO)
2112 			priv->gpio_altfunc &= ~BIT(i);
2113 	}
2114 
2115 out_free:
2116 	kfree(cbus_cfg_buf);
2117 
2118 	return result;
2119 }
2120 
ftdi_gpio_init(struct usb_serial_port * port)2121 static int ftdi_gpio_init(struct usb_serial_port *port)
2122 {
2123 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2124 	struct usb_serial *serial = port->serial;
2125 	int result;
2126 
2127 	switch (priv->chip_type) {
2128 	case FT232H:
2129 		result = ftdi_gpio_init_ft232h(port);
2130 		break;
2131 	case FT232R:
2132 		result = ftdi_gpio_init_ft232r(port);
2133 		break;
2134 	case FTX:
2135 		result = ftdi_gpio_init_ftx(port);
2136 		break;
2137 	default:
2138 		return 0;
2139 	}
2140 
2141 	if (result < 0)
2142 		return result;
2143 
2144 	mutex_init(&priv->gpio_lock);
2145 
2146 	priv->gc.label = "ftdi-cbus";
2147 	priv->gc.request = ftdi_gpio_request;
2148 	priv->gc.get_direction = ftdi_gpio_direction_get;
2149 	priv->gc.direction_input = ftdi_gpio_direction_input;
2150 	priv->gc.direction_output = ftdi_gpio_direction_output;
2151 	priv->gc.init_valid_mask = ftdi_gpio_init_valid_mask;
2152 	priv->gc.get = ftdi_gpio_get;
2153 	priv->gc.set_rv = ftdi_gpio_set;
2154 	priv->gc.get_multiple = ftdi_gpio_get_multiple;
2155 	priv->gc.set_multiple_rv = ftdi_gpio_set_multiple;
2156 	priv->gc.owner = THIS_MODULE;
2157 	priv->gc.parent = &serial->interface->dev;
2158 	priv->gc.base = -1;
2159 	priv->gc.can_sleep = true;
2160 
2161 	result = gpiochip_add_data(&priv->gc, port);
2162 	if (!result)
2163 		priv->gpio_registered = true;
2164 
2165 	return result;
2166 }
2167 
ftdi_gpio_remove(struct usb_serial_port * port)2168 static void ftdi_gpio_remove(struct usb_serial_port *port)
2169 {
2170 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2171 
2172 	if (priv->gpio_registered) {
2173 		gpiochip_remove(&priv->gc);
2174 		priv->gpio_registered = false;
2175 	}
2176 
2177 	if (priv->gpio_used) {
2178 		/* Exiting CBUS-mode does not reset pin states. */
2179 		ftdi_exit_cbus_mode(port);
2180 		priv->gpio_used = false;
2181 	}
2182 }
2183 
2184 #else
2185 
ftdi_gpio_init(struct usb_serial_port * port)2186 static int ftdi_gpio_init(struct usb_serial_port *port)
2187 {
2188 	return 0;
2189 }
2190 
ftdi_gpio_remove(struct usb_serial_port * port)2191 static void ftdi_gpio_remove(struct usb_serial_port *port) { }
2192 
2193 #endif	/* CONFIG_GPIOLIB */
2194 
2195 /*
2196  * ***************************************************************************
2197  * FTDI driver specific functions
2198  * ***************************************************************************
2199  */
2200 
ftdi_probe(struct usb_serial * serial,const struct usb_device_id * id)2201 static int ftdi_probe(struct usb_serial *serial, const struct usb_device_id *id)
2202 {
2203 	const struct ftdi_quirk *quirk = (struct ftdi_quirk *)id->driver_info;
2204 
2205 	if (quirk && quirk->probe) {
2206 		int ret = quirk->probe(serial);
2207 		if (ret != 0)
2208 			return ret;
2209 	}
2210 
2211 	usb_set_serial_data(serial, (void *)id->driver_info);
2212 
2213 	return 0;
2214 }
2215 
ftdi_port_probe(struct usb_serial_port * port)2216 static int ftdi_port_probe(struct usb_serial_port *port)
2217 {
2218 	const struct ftdi_quirk *quirk = usb_get_serial_data(port->serial);
2219 	struct ftdi_private *priv;
2220 	int result;
2221 
2222 	priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
2223 	if (!priv)
2224 		return -ENOMEM;
2225 
2226 	mutex_init(&priv->cfg_lock);
2227 
2228 	if (quirk && quirk->port_probe)
2229 		quirk->port_probe(priv);
2230 
2231 	usb_set_serial_port_data(port, priv);
2232 
2233 	result = ftdi_determine_type(port);
2234 	if (result)
2235 		goto err_free;
2236 
2237 	ftdi_set_max_packet_size(port);
2238 	if (read_latency_timer(port) < 0)
2239 		priv->latency = 16;
2240 	write_latency_timer(port);
2241 
2242 	result = ftdi_gpio_init(port);
2243 	if (result < 0) {
2244 		dev_err(&port->serial->interface->dev,
2245 			"GPIO initialisation failed: %d\n",
2246 			result);
2247 	}
2248 
2249 	return 0;
2250 
2251 err_free:
2252 	kfree(priv);
2253 
2254 	return result;
2255 }
2256 
2257 /* Setup for the USB-UIRT device, which requires hardwired
2258  * baudrate (38400 gets mapped to 312500) */
2259 /* Called from usbserial:serial_probe */
ftdi_USB_UIRT_setup(struct ftdi_private * priv)2260 static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
2261 {
2262 	priv->flags |= ASYNC_SPD_CUST;
2263 	priv->custom_divisor = 77;
2264 	priv->force_baud = 38400;
2265 }
2266 
2267 /* Setup for the HE-TIRA1 device, which requires hardwired
2268  * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled.  */
2269 
ftdi_HE_TIRA1_setup(struct ftdi_private * priv)2270 static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
2271 {
2272 	priv->flags |= ASYNC_SPD_CUST;
2273 	priv->custom_divisor = 240;
2274 	priv->force_baud = 38400;
2275 	priv->force_rtscts = 1;
2276 }
2277 
2278 /*
2279  * Module parameter to control latency timer for NDI FTDI-based USB devices.
2280  * If this value is not set in /etc/modprobe.d/ its value will be set
2281  * to 1ms.
2282  */
2283 static int ndi_latency_timer = 1;
2284 
2285 /* Setup for the NDI FTDI-based USB devices, which requires hardwired
2286  * baudrate (19200 gets mapped to 1200000).
2287  *
2288  * Called from usbserial:serial_probe.
2289  */
ftdi_NDI_device_setup(struct usb_serial * serial)2290 static int ftdi_NDI_device_setup(struct usb_serial *serial)
2291 {
2292 	struct usb_device *udev = serial->dev;
2293 	int latency = ndi_latency_timer;
2294 
2295 	if (latency == 0)
2296 		latency = 1;
2297 	if (latency > 99)
2298 		latency = 99;
2299 
2300 	dev_dbg(&udev->dev, "%s setting NDI device latency to %d\n", __func__, latency);
2301 	dev_info(&udev->dev, "NDI device with a latency value of %d\n", latency);
2302 
2303 	/* FIXME: errors are not returned */
2304 	usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
2305 				FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
2306 				FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
2307 				latency, 0, NULL, 0, WDR_TIMEOUT);
2308 	return 0;
2309 }
2310 
2311 /*
2312  * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko
2313  * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from
2314  * userspace using openocd.
2315  */
ftdi_jtag_probe(struct usb_serial * serial)2316 static int ftdi_jtag_probe(struct usb_serial *serial)
2317 {
2318 	struct usb_interface *intf = serial->interface;
2319 	int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
2320 
2321 	if (ifnum == 0) {
2322 		dev_info(&intf->dev, "Ignoring interface reserved for JTAG\n");
2323 		return -ENODEV;
2324 	}
2325 
2326 	return 0;
2327 }
2328 
ftdi_8u2232c_probe(struct usb_serial * serial)2329 static int ftdi_8u2232c_probe(struct usb_serial *serial)
2330 {
2331 	struct usb_device *udev = serial->dev;
2332 
2333 	if (udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems"))
2334 		return ftdi_jtag_probe(serial);
2335 
2336 	if (udev->product &&
2337 		(!strcmp(udev->product, "Arrow USB Blaster") ||
2338 		 !strcmp(udev->product, "BeagleBone/XDS100V2") ||
2339 		 !strcmp(udev->product, "SNAP Connect E10")))
2340 		return ftdi_jtag_probe(serial);
2341 
2342 	return 0;
2343 }
2344 
2345 /*
2346  * First two ports on JTAG adaptors using an FT4232 such as STMicroelectronics's
2347  * ST Micro Connect Lite are reserved for JTAG or other non-UART interfaces and
2348  * can be accessed from userspace.
2349  * The next two ports are enabled as UARTs by default, where port 2 is
2350  * a conventional RS-232 UART.
2351  */
ftdi_stmclite_probe(struct usb_serial * serial)2352 static int ftdi_stmclite_probe(struct usb_serial *serial)
2353 {
2354 	struct usb_interface *intf = serial->interface;
2355 	int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
2356 
2357 	if (ifnum < 2) {
2358 		dev_info(&intf->dev, "Ignoring interface reserved for JTAG\n");
2359 		return -ENODEV;
2360 	}
2361 
2362 	return 0;
2363 }
2364 
ftdi_port_remove(struct usb_serial_port * port)2365 static void ftdi_port_remove(struct usb_serial_port *port)
2366 {
2367 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2368 
2369 	ftdi_gpio_remove(port);
2370 
2371 	kfree(priv);
2372 }
2373 
ftdi_open(struct tty_struct * tty,struct usb_serial_port * port)2374 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
2375 {
2376 	struct usb_device *dev = port->serial->dev;
2377 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2378 
2379 	/* No error checking for this (will get errors later anyway) */
2380 	/* See ftdi_sio.h for description of what is reset */
2381 	usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2382 			FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
2383 			FTDI_SIO_RESET_SIO,
2384 			priv->channel, NULL, 0, WDR_TIMEOUT);
2385 
2386 	/* Termios defaults are set by usb_serial_init. We don't change
2387 	   port->tty->termios - this would lose speed settings, etc.
2388 	   This is same behaviour as serial.c/rs_open() - Kuba */
2389 
2390 	/* ftdi_set_termios  will send usb control messages */
2391 	if (tty)
2392 		ftdi_set_termios(tty, port, NULL);
2393 
2394 	return usb_serial_generic_open(tty, port);
2395 }
2396 
ftdi_dtr_rts(struct usb_serial_port * port,int on)2397 static void ftdi_dtr_rts(struct usb_serial_port *port, int on)
2398 {
2399 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2400 
2401 	/* Disable flow control */
2402 	if (!on) {
2403 		if (usb_control_msg(port->serial->dev,
2404 			    usb_sndctrlpipe(port->serial->dev, 0),
2405 			    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2406 			    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2407 			    0, priv->channel, NULL, 0,
2408 			    WDR_TIMEOUT) < 0) {
2409 			dev_err(&port->dev, "error from flowcontrol urb\n");
2410 		}
2411 	}
2412 	/* drop RTS and DTR */
2413 	if (on)
2414 		set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2415 	else
2416 		clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2417 }
2418 
2419 /* The SIO requires the first byte to have:
2420  *  B0 1
2421  *  B1 0
2422  *  B2..7 length of message excluding byte 0
2423  *
2424  * The new devices do not require this byte
2425  */
ftdi_prepare_write_buffer(struct usb_serial_port * port,void * dest,size_t size)2426 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
2427 						void *dest, size_t size)
2428 {
2429 	struct ftdi_private *priv;
2430 	int count;
2431 	unsigned long flags;
2432 
2433 	priv = usb_get_serial_port_data(port);
2434 
2435 	if (priv->chip_type == SIO) {
2436 		unsigned char *buffer = dest;
2437 		int i, len, c;
2438 
2439 		count = 0;
2440 		spin_lock_irqsave(&port->lock, flags);
2441 		for (i = 0; i < size - 1; i += priv->max_packet_size) {
2442 			len = min_t(int, size - i, priv->max_packet_size) - 1;
2443 			c = kfifo_out(&port->write_fifo, &buffer[i + 1], len);
2444 			if (!c)
2445 				break;
2446 			port->icount.tx += c;
2447 			buffer[i] = (c << 2) + 1;
2448 			count += c + 1;
2449 		}
2450 		spin_unlock_irqrestore(&port->lock, flags);
2451 	} else {
2452 		count = kfifo_out_locked(&port->write_fifo, dest, size,
2453 								&port->lock);
2454 		port->icount.tx += count;
2455 	}
2456 
2457 	return count;
2458 }
2459 
2460 #define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
2461 
ftdi_process_packet(struct usb_serial_port * port,struct ftdi_private * priv,unsigned char * buf,int len)2462 static int ftdi_process_packet(struct usb_serial_port *port,
2463 		struct ftdi_private *priv, unsigned char *buf, int len)
2464 {
2465 	unsigned char status;
2466 	bool brkint = false;
2467 	int i;
2468 	char flag;
2469 
2470 	if (len < 2) {
2471 		dev_dbg(&port->dev, "malformed packet\n");
2472 		return 0;
2473 	}
2474 
2475 	/* Compare new line status to the old one, signal if different/
2476 	   N.B. packet may be processed more than once, but differences
2477 	   are only processed once.  */
2478 	status = buf[0] & FTDI_STATUS_B0_MASK;
2479 	if (status != priv->prev_status) {
2480 		char diff_status = status ^ priv->prev_status;
2481 
2482 		if (diff_status & FTDI_RS0_CTS)
2483 			port->icount.cts++;
2484 		if (diff_status & FTDI_RS0_DSR)
2485 			port->icount.dsr++;
2486 		if (diff_status & FTDI_RS0_RI)
2487 			port->icount.rng++;
2488 		if (diff_status & FTDI_RS0_RLSD) {
2489 			struct tty_struct *tty;
2490 
2491 			port->icount.dcd++;
2492 			tty = tty_port_tty_get(&port->port);
2493 			if (tty)
2494 				usb_serial_handle_dcd_change(port, tty,
2495 						status & FTDI_RS0_RLSD);
2496 			tty_kref_put(tty);
2497 		}
2498 
2499 		wake_up_interruptible(&port->port.delta_msr_wait);
2500 		priv->prev_status = status;
2501 	}
2502 
2503 	/* save if the transmitter is empty or not */
2504 	if (buf[1] & FTDI_RS_TEMT)
2505 		priv->transmit_empty = 1;
2506 	else
2507 		priv->transmit_empty = 0;
2508 
2509 	if (len == 2)
2510 		return 0;	/* status only */
2511 
2512 	/*
2513 	 * Break and error status must only be processed for packets with
2514 	 * data payload to avoid over-reporting.
2515 	 */
2516 	flag = TTY_NORMAL;
2517 	if (buf[1] & FTDI_RS_ERR_MASK) {
2518 		/*
2519 		 * Break takes precedence over parity, which takes precedence
2520 		 * over framing errors. Note that break is only associated
2521 		 * with the last character in the buffer and only when it's a
2522 		 * NUL.
2523 		 */
2524 		if (buf[1] & FTDI_RS_BI && buf[len - 1] == '\0') {
2525 			port->icount.brk++;
2526 			brkint = true;
2527 		}
2528 		if (buf[1] & FTDI_RS_PE) {
2529 			flag = TTY_PARITY;
2530 			port->icount.parity++;
2531 		} else if (buf[1] & FTDI_RS_FE) {
2532 			flag = TTY_FRAME;
2533 			port->icount.frame++;
2534 		}
2535 		/* Overrun is special, not associated with a char */
2536 		if (buf[1] & FTDI_RS_OE) {
2537 			port->icount.overrun++;
2538 			tty_insert_flip_char(&port->port, 0, TTY_OVERRUN);
2539 		}
2540 	}
2541 
2542 	port->icount.rx += len - 2;
2543 
2544 	if (brkint || port->sysrq) {
2545 		for (i = 2; i < len; i++) {
2546 			if (brkint && i == len - 1) {
2547 				if (usb_serial_handle_break(port))
2548 					return len - 3;
2549 				flag = TTY_BREAK;
2550 			}
2551 			if (usb_serial_handle_sysrq_char(port, buf[i]))
2552 				continue;
2553 			tty_insert_flip_char(&port->port, buf[i], flag);
2554 		}
2555 	} else {
2556 		tty_insert_flip_string_fixed_flag(&port->port, buf + 2, flag,
2557 				len - 2);
2558 	}
2559 
2560 	return len - 2;
2561 }
2562 
ftdi_process_read_urb(struct urb * urb)2563 static void ftdi_process_read_urb(struct urb *urb)
2564 {
2565 	struct usb_serial_port *port = urb->context;
2566 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2567 	char *data = urb->transfer_buffer;
2568 	int i;
2569 	int len;
2570 	int count = 0;
2571 
2572 	for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
2573 		len = min_t(int, urb->actual_length - i, priv->max_packet_size);
2574 		count += ftdi_process_packet(port, priv, &data[i], len);
2575 	}
2576 
2577 	if (count)
2578 		tty_flip_buffer_push(&port->port);
2579 }
2580 
ftdi_break_ctl(struct tty_struct * tty,int break_state)2581 static int ftdi_break_ctl(struct tty_struct *tty, int break_state)
2582 {
2583 	struct usb_serial_port *port = tty->driver_data;
2584 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2585 	u16 value;
2586 	int ret;
2587 
2588 	/* break_state = -1 to turn on break, and 0 to turn off break */
2589 	/* see drivers/char/tty_io.c to see it used */
2590 	/* last_set_data_value NEVER has the break bit set in it */
2591 
2592 	if (break_state)
2593 		value = priv->last_set_data_value | FTDI_SIO_SET_BREAK;
2594 	else
2595 		value = priv->last_set_data_value;
2596 
2597 	ret = usb_control_msg(port->serial->dev,
2598 			usb_sndctrlpipe(port->serial->dev, 0),
2599 			FTDI_SIO_SET_DATA_REQUEST,
2600 			FTDI_SIO_SET_DATA_REQUEST_TYPE,
2601 			value, priv->channel,
2602 			NULL, 0, WDR_TIMEOUT);
2603 	if (ret < 0) {
2604 		dev_err(&port->dev, "%s FAILED to enable/disable break state (state was %d)\n",
2605 			__func__, break_state);
2606 		return ret;
2607 	}
2608 
2609 	dev_dbg(&port->dev, "%s break state is %d - urb is %d\n", __func__,
2610 		break_state, value);
2611 
2612 	return 0;
2613 }
2614 
ftdi_tx_empty(struct usb_serial_port * port)2615 static bool ftdi_tx_empty(struct usb_serial_port *port)
2616 {
2617 	unsigned char buf[2];
2618 	int ret;
2619 
2620 	ret = ftdi_get_modem_status(port, buf);
2621 	if (ret == 2) {
2622 		if (!(buf[1] & FTDI_RS_TEMT))
2623 			return false;
2624 	}
2625 
2626 	return true;
2627 }
2628 
2629 /* old_termios contains the original termios settings and tty->termios contains
2630  * the new setting to be used
2631  * WARNING: set_termios calls this with old_termios in kernel space
2632  */
ftdi_set_termios(struct tty_struct * tty,struct usb_serial_port * port,const struct ktermios * old_termios)2633 static void ftdi_set_termios(struct tty_struct *tty,
2634 		             struct usb_serial_port *port,
2635 		             const struct ktermios *old_termios)
2636 {
2637 	struct usb_device *dev = port->serial->dev;
2638 	struct device *ddev = &port->dev;
2639 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2640 	struct ktermios *termios = &tty->termios;
2641 	unsigned int cflag;
2642 	u16 value, index;
2643 	int ret;
2644 
2645 	/* Force baud rate if this device requires it, unless it is set to
2646 	   B0. */
2647 	if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
2648 		dev_dbg(ddev, "%s: forcing baud rate for this device\n", __func__);
2649 		tty_encode_baud_rate(tty, priv->force_baud,
2650 					priv->force_baud);
2651 	}
2652 
2653 	/* Force RTS-CTS if this device requires it. */
2654 	if (priv->force_rtscts) {
2655 		dev_dbg(ddev, "%s: forcing rtscts for this device\n", __func__);
2656 		termios->c_cflag |= CRTSCTS;
2657 	}
2658 
2659 	/*
2660 	 * All FTDI UART chips are limited to CS7/8. We shouldn't pretend to
2661 	 * support CS5/6 and revert the CSIZE setting instead.
2662 	 *
2663 	 * CS5 however is used to control some smartcard readers which abuse
2664 	 * this limitation to switch modes. Original FTDI chips fall back to
2665 	 * eight data bits.
2666 	 *
2667 	 * TODO: Implement a quirk to only allow this with mentioned
2668 	 *       readers. One I know of (Argolis Smartreader V1)
2669 	 *       returns "USB smartcard server" as iInterface string.
2670 	 *       The vendor didn't bother with a custom VID/PID of
2671 	 *       course.
2672 	 */
2673 	if (C_CSIZE(tty) == CS6) {
2674 		dev_warn(ddev, "requested CSIZE setting not supported\n");
2675 
2676 		termios->c_cflag &= ~CSIZE;
2677 		if (old_termios)
2678 			termios->c_cflag |= old_termios->c_cflag & CSIZE;
2679 		else
2680 			termios->c_cflag |= CS8;
2681 	}
2682 
2683 	cflag = termios->c_cflag;
2684 
2685 	if (!old_termios)
2686 		goto no_skip;
2687 
2688 	if (old_termios->c_cflag == termios->c_cflag
2689 	    && old_termios->c_ispeed == termios->c_ispeed
2690 	    && old_termios->c_ospeed == termios->c_ospeed)
2691 		goto no_c_cflag_changes;
2692 
2693 	/* NOTE These routines can get interrupted by
2694 	   ftdi_sio_read_bulk_callback  - need to examine what this means -
2695 	   don't see any problems yet */
2696 
2697 	if ((old_termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)) ==
2698 	    (termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
2699 		goto no_data_parity_stop_changes;
2700 
2701 no_skip:
2702 	/* Set number of data bits, parity, stop bits */
2703 
2704 	value = 0;
2705 	value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
2706 			FTDI_SIO_SET_DATA_STOP_BITS_1);
2707 	if (cflag & PARENB) {
2708 		if (cflag & CMSPAR)
2709 			value |= cflag & PARODD ?
2710 					FTDI_SIO_SET_DATA_PARITY_MARK :
2711 					FTDI_SIO_SET_DATA_PARITY_SPACE;
2712 		else
2713 			value |= cflag & PARODD ?
2714 					FTDI_SIO_SET_DATA_PARITY_ODD :
2715 					FTDI_SIO_SET_DATA_PARITY_EVEN;
2716 	} else {
2717 		value |= FTDI_SIO_SET_DATA_PARITY_NONE;
2718 	}
2719 	switch (cflag & CSIZE) {
2720 	case CS5:
2721 		dev_dbg(ddev, "Setting CS5 quirk\n");
2722 		break;
2723 	case CS7:
2724 		value |= 7;
2725 		dev_dbg(ddev, "Setting CS7\n");
2726 		break;
2727 	default:
2728 	case CS8:
2729 		value |= 8;
2730 		dev_dbg(ddev, "Setting CS8\n");
2731 		break;
2732 	}
2733 
2734 	/* This is needed by the break command since it uses the same command
2735 	   - but is or'ed with this value  */
2736 	priv->last_set_data_value = value;
2737 
2738 	if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2739 			    FTDI_SIO_SET_DATA_REQUEST,
2740 			    FTDI_SIO_SET_DATA_REQUEST_TYPE,
2741 			    value, priv->channel,
2742 			    NULL, 0, WDR_SHORT_TIMEOUT) < 0) {
2743 		dev_err(ddev, "%s FAILED to set databits/stopbits/parity\n",
2744 			__func__);
2745 	}
2746 
2747 	/* Now do the baudrate */
2748 no_data_parity_stop_changes:
2749 	if ((cflag & CBAUD) == B0) {
2750 		/* Disable flow control */
2751 		if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2752 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2753 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2754 				    0, priv->channel,
2755 				    NULL, 0, WDR_TIMEOUT) < 0) {
2756 			dev_err(ddev, "%s error from disable flowcontrol urb\n",
2757 				__func__);
2758 		}
2759 		/* Drop RTS and DTR */
2760 		clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2761 	} else {
2762 		/* set the baudrate determined before */
2763 		mutex_lock(&priv->cfg_lock);
2764 		if (change_speed(tty, port))
2765 			dev_err(ddev, "%s urb failed to set baudrate\n", __func__);
2766 		mutex_unlock(&priv->cfg_lock);
2767 		/* Ensure RTS and DTR are raised when baudrate changed from 0 */
2768 		if (old_termios && (old_termios->c_cflag & CBAUD) == B0)
2769 			set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2770 	}
2771 
2772 no_c_cflag_changes:
2773 	/* Set hardware-assisted flow control */
2774 	value = 0;
2775 
2776 	if (C_CRTSCTS(tty)) {
2777 		dev_dbg(&port->dev, "enabling rts/cts flow control\n");
2778 		index = FTDI_SIO_RTS_CTS_HS;
2779 	} else if (I_IXON(tty)) {
2780 		dev_dbg(&port->dev, "enabling xon/xoff flow control\n");
2781 		index = FTDI_SIO_XON_XOFF_HS;
2782 		value = STOP_CHAR(tty) << 8 | START_CHAR(tty);
2783 	} else {
2784 		dev_dbg(&port->dev, "disabling flow control\n");
2785 		index = FTDI_SIO_DISABLE_FLOW_CTRL;
2786 	}
2787 
2788 	index |= priv->channel;
2789 
2790 	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2791 			FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2792 			FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2793 			value, index, NULL, 0, WDR_TIMEOUT);
2794 	if (ret < 0)
2795 		dev_err(&port->dev, "failed to set flow control: %d\n", ret);
2796 }
2797 
2798 /*
2799  * Get modem-control status.
2800  *
2801  * Returns the number of status bytes retrieved (device dependant), or
2802  * negative error code.
2803  */
ftdi_get_modem_status(struct usb_serial_port * port,unsigned char status[2])2804 static int ftdi_get_modem_status(struct usb_serial_port *port,
2805 						unsigned char status[2])
2806 {
2807 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2808 	unsigned char *buf;
2809 	int len;
2810 	int ret;
2811 
2812 	buf = kmalloc(2, GFP_KERNEL);
2813 	if (!buf)
2814 		return -ENOMEM;
2815 	/*
2816 	 * The device returns a two byte value (the SIO a 1 byte value) in the
2817 	 * same format as the data returned from the IN endpoint.
2818 	 */
2819 	if (priv->chip_type == SIO)
2820 		len = 1;
2821 	else
2822 		len = 2;
2823 
2824 	ret = usb_control_msg(port->serial->dev,
2825 			usb_rcvctrlpipe(port->serial->dev, 0),
2826 			FTDI_SIO_GET_MODEM_STATUS_REQUEST,
2827 			FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
2828 			0, priv->channel,
2829 			buf, len, WDR_TIMEOUT);
2830 
2831 	/* NOTE: We allow short responses and handle that below. */
2832 	if (ret < 1) {
2833 		dev_err(&port->dev, "failed to get modem status: %d\n", ret);
2834 		if (ret >= 0)
2835 			ret = -EIO;
2836 		ret = usb_translate_errors(ret);
2837 		goto out;
2838 	}
2839 
2840 	status[0] = buf[0];
2841 	if (ret > 1)
2842 		status[1] = buf[1];
2843 	else
2844 		status[1] = 0;
2845 
2846 	dev_dbg(&port->dev, "%s - 0x%02x%02x\n", __func__, status[0],
2847 								status[1]);
2848 out:
2849 	kfree(buf);
2850 
2851 	return ret;
2852 }
2853 
ftdi_tiocmget(struct tty_struct * tty)2854 static int ftdi_tiocmget(struct tty_struct *tty)
2855 {
2856 	struct usb_serial_port *port = tty->driver_data;
2857 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2858 	unsigned char buf[2];
2859 	int ret;
2860 
2861 	ret = ftdi_get_modem_status(port, buf);
2862 	if (ret < 0)
2863 		return ret;
2864 
2865 	ret =	(buf[0] & FTDI_SIO_DSR_MASK  ? TIOCM_DSR : 0) |
2866 		(buf[0] & FTDI_SIO_CTS_MASK  ? TIOCM_CTS : 0) |
2867 		(buf[0] & FTDI_SIO_RI_MASK   ? TIOCM_RI  : 0) |
2868 		(buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD  : 0) |
2869 		priv->last_dtr_rts;
2870 
2871 	return ret;
2872 }
2873 
ftdi_tiocmset(struct tty_struct * tty,unsigned int set,unsigned int clear)2874 static int ftdi_tiocmset(struct tty_struct *tty,
2875 			unsigned int set, unsigned int clear)
2876 {
2877 	struct usb_serial_port *port = tty->driver_data;
2878 
2879 	return update_mctrl(port, set, clear);
2880 }
2881 
ftdi_ioctl(struct tty_struct * tty,unsigned int cmd,unsigned long arg)2882 static int ftdi_ioctl(struct tty_struct *tty,
2883 					unsigned int cmd, unsigned long arg)
2884 {
2885 	struct usb_serial_port *port = tty->driver_data;
2886 	void __user *argp = (void __user *)arg;
2887 
2888 	switch (cmd) {
2889 	case TIOCSERGETLSR:
2890 		return get_lsr_info(port, argp);
2891 	default:
2892 		break;
2893 	}
2894 
2895 	return -ENOIOCTLCMD;
2896 }
2897 
2898 static struct usb_serial_driver ftdi_device = {
2899 	.driver = {
2900 		.name =		"ftdi_sio",
2901 		.dev_groups =	ftdi_groups,
2902 	},
2903 	.description =		"FTDI USB Serial Device",
2904 	.id_table =		id_table_combined,
2905 	.num_ports =		1,
2906 	.bulk_in_size =		512,
2907 	.bulk_out_size =	256,
2908 	.probe =		ftdi_probe,
2909 	.port_probe =		ftdi_port_probe,
2910 	.port_remove =		ftdi_port_remove,
2911 	.open =			ftdi_open,
2912 	.dtr_rts =		ftdi_dtr_rts,
2913 	.throttle =		usb_serial_generic_throttle,
2914 	.unthrottle =		usb_serial_generic_unthrottle,
2915 	.process_read_urb =	ftdi_process_read_urb,
2916 	.prepare_write_buffer =	ftdi_prepare_write_buffer,
2917 	.tiocmget =		ftdi_tiocmget,
2918 	.tiocmset =		ftdi_tiocmset,
2919 	.tiocmiwait =		usb_serial_generic_tiocmiwait,
2920 	.get_icount =		usb_serial_generic_get_icount,
2921 	.ioctl =		ftdi_ioctl,
2922 	.get_serial =		get_serial_info,
2923 	.set_serial =		set_serial_info,
2924 	.set_termios =		ftdi_set_termios,
2925 	.break_ctl =		ftdi_break_ctl,
2926 	.tx_empty =		ftdi_tx_empty,
2927 };
2928 
2929 static struct usb_serial_driver * const serial_drivers[] = {
2930 	&ftdi_device, NULL
2931 };
2932 module_usb_serial_driver(serial_drivers, id_table_combined);
2933 
2934 MODULE_AUTHOR(DRIVER_AUTHOR);
2935 MODULE_DESCRIPTION(DRIVER_DESC);
2936 MODULE_LICENSE("GPL");
2937 
2938 module_param(ndi_latency_timer, int, 0644);
2939 MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override");
2940