xref: /linux/drivers/usb/serial/ftdi_sio.c (revision 2d5c7fe09739d49612e69ad61ced0a0f19651769)
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(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
807 	{ USB_DEVICE(NOVITUS_VID, NOVITUS_BONO_E_PID) },
808 	{ USB_DEVICE(FTDI_VID, RTSYSTEMS_USB_VX8_PID) },
809 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) },
810 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) },
811 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) },
812 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57B_PID) },
813 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29A_PID) },
814 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29B_PID) },
815 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29F_PID) },
816 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62B_PID) },
817 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S01_PID) },
818 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63_PID) },
819 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29C_PID) },
820 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_81B_PID) },
821 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_82B_PID) },
822 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5D_PID) },
823 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K4Y_PID) },
824 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5G_PID) },
825 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S05_PID) },
826 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_60_PID) },
827 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_61_PID) },
828 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62_PID) },
829 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63B_PID) },
830 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_64_PID) },
831 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_65_PID) },
832 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92_PID) },
833 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92D_PID) },
834 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_W5R_PID) },
835 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_A5R_PID) },
836 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_PW1_PID) },
837 	{ USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
838 	{ USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
839 	{ USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
840 	{ USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
841 	{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
842 	{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
843 	{ USB_DEVICE(FTDI_VID, CYBER_CORTEX_AV_PID),
844 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
845 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID, 1) },
846 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID, 1) },
847 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_PID, 1) },
848 	{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_H_PID, 1) },
849 	{ USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
850 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
851 	{ USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
852 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
853 	{ USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
854 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
855 	{ USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
856 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
857 	{ USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
858 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
859 	{ USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
860 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
861 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
862 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_SCU18) },
863 	{ USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
864 
865 	/* Papouch devices based on FTDI chip */
866 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_PID) },
867 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_PID) },
868 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_PID) },
869 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_2_PID) },
870 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_2_PID) },
871 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_2_PID) },
872 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485S_PID) },
873 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485C_PID) },
874 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_LEC_PID) },
875 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB232_PID) },
876 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
877 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_IRAMP_PID) },
878 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK5_PID) },
879 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO8x8_PID) },
880 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) },
881 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x2_PID) },
882 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO10x1_PID) },
883 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO30x3_PID) },
884 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO60x3_PID) },
885 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x16_PID) },
886 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO3x32_PID) },
887 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK6_PID) },
888 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_UPSUSB_PID) },
889 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_MU_PID) },
890 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_SIMUKEY_PID) },
891 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_AD4USB_PID) },
892 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMUX_PID) },
893 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMSR_PID) },
894 
895 	{ USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) },
896 	{ USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
897 	{ USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
898 	{ USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
899 	{ USB_DEVICE(ATMEL_VID, STK541_PID) },
900 	{ USB_DEVICE(DE_VID, STB_PID) },
901 	{ USB_DEVICE(DE_VID, WHT_PID) },
902 	{ USB_DEVICE(ADI_VID, ADI_GNICE_PID),
903 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
904 	{ USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
905 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
906 	{ USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID,
907 					USB_CLASS_VENDOR_SPEC,
908 					USB_SUBCLASS_VENDOR_SPEC, 0x00) },
909 	{ USB_DEVICE_INTERFACE_NUMBER(ACTEL_VID, MICROSEMI_ARROW_SF2PLUS_BOARD_PID, 2) },
910 	{ USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
911 	{ USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
912 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
913 	{ USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
914 	{ USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
915 	{ USB_DEVICE(FTDI_VID, PI_C865_PID) },
916 	{ USB_DEVICE(FTDI_VID, PI_C857_PID) },
917 	{ USB_DEVICE(PI_VID, PI_C866_PID) },
918 	{ USB_DEVICE(PI_VID, PI_C663_PID) },
919 	{ USB_DEVICE(PI_VID, PI_C725_PID) },
920 	{ USB_DEVICE(PI_VID, PI_E517_PID) },
921 	{ USB_DEVICE(PI_VID, PI_C863_PID) },
922 	{ USB_DEVICE(PI_VID, PI_E861_PID) },
923 	{ USB_DEVICE(PI_VID, PI_C867_PID) },
924 	{ USB_DEVICE(PI_VID, PI_E609_PID) },
925 	{ USB_DEVICE(PI_VID, PI_E709_PID) },
926 	{ USB_DEVICE(PI_VID, PI_100F_PID) },
927 	{ USB_DEVICE(PI_VID, PI_1011_PID) },
928 	{ USB_DEVICE(PI_VID, PI_1012_PID) },
929 	{ USB_DEVICE(PI_VID, PI_1013_PID) },
930 	{ USB_DEVICE(PI_VID, PI_1014_PID) },
931 	{ USB_DEVICE(PI_VID, PI_1015_PID) },
932 	{ USB_DEVICE(PI_VID, PI_1016_PID) },
933 	{ USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) },
934 	{ USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
935 	{ USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
936 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
937 	{ USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
938 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
939 	{ USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
940 	{ USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
941 	{ USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
942 	{ USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
943 	{ USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) },
944 	{ USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
945 	{ USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
946 	{ USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
947 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
948 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
949 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
950 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
951 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
952 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
953 	{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
954 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
955 	{ USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
956 	{ USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
957 	{ USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
958 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
959 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
960 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
961 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
962 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
963 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
964 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
965 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
966 	{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
967 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) },
968 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
969 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
970 	{ USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
971 	{ USB_DEVICE(FTDI_VID, FTDI_FHE_PID) },
972 	{ USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
973 	{ USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
974 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
975 	{ USB_DEVICE(ST_VID, ST_STMCLT_2232_PID),
976 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
977 	{ USB_DEVICE(ST_VID, ST_STMCLT_4232_PID),
978 		.driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
979 	{ USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
980 	{ USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
981 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
982 	{ USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
983 	/* Crucible Devices */
984 	{ USB_DEVICE(FTDI_VID, FTDI_CT_COMET_PID) },
985 	{ USB_DEVICE(FTDI_VID, FTDI_Z3X_PID) },
986 	/* Cressi Devices */
987 	{ USB_DEVICE(FTDI_VID, FTDI_CRESSI_PID) },
988 	/* Brainboxes Devices */
989 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_001_PID) },
990 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_012_PID) },
991 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_023_PID) },
992 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_034_PID) },
993 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_101_PID) },
994 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_159_PID) },
995 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_1_PID) },
996 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_2_PID) },
997 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_3_PID) },
998 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_4_PID) },
999 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_5_PID) },
1000 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_6_PID) },
1001 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_7_PID) },
1002 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_8_PID) },
1003 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_235_PID) },
1004 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_257_PID) },
1005 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_1_PID) },
1006 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_2_PID) },
1007 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_3_PID) },
1008 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_4_PID) },
1009 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_313_PID) },
1010 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_320_PID) },
1011 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_324_PID) },
1012 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_1_PID) },
1013 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_2_PID) },
1014 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_357_PID) },
1015 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_1_PID) },
1016 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_2_PID) },
1017 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_3_PID) },
1018 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_1_PID) },
1019 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_2_PID) },
1020 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_1_PID) },
1021 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_2_PID) },
1022 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_3_PID) },
1023 	{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_4_PID) },
1024 	/* ekey Devices */
1025 	{ USB_DEVICE(FTDI_VID, FTDI_EKEY_CONV_USB_PID) },
1026 	/* Infineon Devices */
1027 	{ USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC1798_PID, 1) },
1028 	{ USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC2X7_PID, 1) },
1029 	/* GE Healthcare devices */
1030 	{ USB_DEVICE(GE_HEALTHCARE_VID, GE_HEALTHCARE_NEMO_TRACKER_PID) },
1031 	/* Active Research (Actisense) devices */
1032 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NDC_PID) },
1033 	{ USB_DEVICE(FTDI_VID, ACTISENSE_USG_PID) },
1034 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NGT_PID) },
1035 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NGW_PID) },
1036 	{ USB_DEVICE(FTDI_VID, ACTISENSE_UID_PID) },
1037 	{ USB_DEVICE(FTDI_VID, ACTISENSE_USA_PID) },
1038 	{ USB_DEVICE(FTDI_VID, ACTISENSE_NGX_PID) },
1039 	{ USB_DEVICE(FTDI_VID, ACTISENSE_D9AF_PID) },
1040 	{ USB_DEVICE(FTDI_VID, CHETCO_SEAGAUGE_PID) },
1041 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASWITCH_PID) },
1042 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_NMEA2000_PID) },
1043 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ETHERNET_PID) },
1044 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_WIFI_PID) },
1045 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_DISPLAY_PID) },
1046 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_LITE_PID) },
1047 	{ USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ANALOG_PID) },
1048 	/* Belimo Automation devices */
1049 	{ USB_DEVICE(FTDI_VID, BELIMO_ZTH_PID) },
1050 	{ USB_DEVICE(FTDI_VID, BELIMO_ZIP_PID) },
1051 	/* ICP DAS I-756xU devices */
1052 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7560U_PID) },
1053 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) },
1054 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) },
1055 	{ USB_DEVICE(WICED_VID, WICED_USB20706V2_PID) },
1056 	{ USB_DEVICE(TI_VID, TI_CC3200_LAUNCHPAD_PID),
1057 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1058 	{ USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_BT_USB_PID) },
1059 	{ USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_WL_USB_PID) },
1060 	{ USB_DEVICE(AIRBUS_DS_VID, AIRBUS_DS_P8GR) },
1061 	/* EZPrototypes devices */
1062 	{ USB_DEVICE(EZPROTOTYPES_VID, HJELMSLUND_USB485_ISO_PID) },
1063 	{ USB_DEVICE_INTERFACE_NUMBER(UNJO_VID, UNJO_ISODEBUG_V1_PID, 1) },
1064 	/* Sienna devices */
1065 	{ USB_DEVICE(FTDI_VID, FTDI_SIENNA_PID) },
1066 	{ USB_DEVICE(ECHELON_VID, ECHELON_U20_PID) },
1067 	/* IDS GmbH devices */
1068 	{ USB_DEVICE(IDS_VID, IDS_SI31A_PID) },
1069 	{ USB_DEVICE(IDS_VID, IDS_CM31A_PID) },
1070 	/* Omron devices */
1071 	{ USB_DEVICE(OMRON_VID, OMRON_CS1W_CIF31_PID) },
1072 	/* U-Blox devices */
1073 	{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ZED_PID) },
1074 	{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ODIN_PID) },
1075 	/* FreeCalypso USB adapters */
1076 	{ USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_BUF_PID),
1077 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1078 	{ USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_UNBUF_PID),
1079 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1080 	/* GMC devices */
1081 	{ USB_DEVICE(GMC_VID, GMC_Z216C_PID) },
1082 	/* Altera USB Blaster 3 */
1083 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6022_PID, 1) },
1084 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6025_PID, 2) },
1085 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6026_PID, 2) },
1086 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6026_PID, 3) },
1087 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_6029_PID, 2) },
1088 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602A_PID, 2) },
1089 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602A_PID, 3) },
1090 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602C_PID, 1) },
1091 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602D_PID, 1) },
1092 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602D_PID, 2) },
1093 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 1) },
1094 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 2) },
1095 	{ USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 3) },
1096 	/* Abacus Electrics */
1097 	{ USB_DEVICE(FTDI_VID, ABACUS_OPTICAL_PROBE_PID) },
1098 	{ }					/* Terminating entry */
1099 };
1100 
1101 MODULE_DEVICE_TABLE(usb, id_table_combined);
1102 
1103 static const char *ftdi_chip_name[] = {
1104 	[SIO]		= "SIO",	/* the serial part of FT8U100AX */
1105 	[FT232A]	= "FT232A",
1106 	[FT232B]	= "FT232B",
1107 	[FT2232C]	= "FT2232C/D",
1108 	[FT232R]	= "FT232R",
1109 	[FT232H]	= "FT232H",
1110 	[FT2232H]	= "FT2232H",
1111 	[FT4232H]	= "FT4232H",
1112 	[FT4232HA]	= "FT4232HA",
1113 	[FT232HP]	= "FT232HP",
1114 	[FT233HP]	= "FT233HP",
1115 	[FT2232HP]	= "FT2232HP",
1116 	[FT2233HP]	= "FT2233HP",
1117 	[FT4232HP]	= "FT4232HP",
1118 	[FT4233HP]	= "FT4233HP",
1119 	[FTX]		= "FT-X",
1120 };
1121 
1122 
1123 /* Used for TIOCMIWAIT */
1124 #define FTDI_STATUS_B0_MASK	(FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
1125 #define FTDI_STATUS_B1_MASK	(FTDI_RS_BI)
1126 /* End TIOCMIWAIT */
1127 
1128 static void ftdi_set_termios(struct tty_struct *tty,
1129 			     struct usb_serial_port *port,
1130 			     const struct ktermios *old_termios);
1131 static int ftdi_get_modem_status(struct usb_serial_port *port,
1132 						unsigned char status[2]);
1133 
1134 #define WDR_TIMEOUT 5000 /* default urb timeout */
1135 #define WDR_SHORT_TIMEOUT 1000	/* shorter urb timeout */
1136 
1137 /*
1138  * ***************************************************************************
1139  * Utility functions
1140  * ***************************************************************************
1141  */
1142 
ftdi_232am_baud_base_to_divisor(int baud,int base)1143 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base)
1144 {
1145 	unsigned short int divisor;
1146 	/* divisor shifted 3 bits to the left */
1147 	int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1148 	if ((divisor3 & 0x7) == 7)
1149 		divisor3++; /* round x.7/8 up to x+1 */
1150 	divisor = divisor3 >> 3;
1151 	divisor3 &= 0x7;
1152 	if (divisor3 == 1)
1153 		divisor |= 0xc000;	/* +0.125 */
1154 	else if (divisor3 >= 4)
1155 		divisor |= 0x4000;	/* +0.5 */
1156 	else if (divisor3 != 0)
1157 		divisor |= 0x8000;	/* +0.25 */
1158 	else if (divisor == 1)
1159 		divisor = 0;		/* special case for maximum baud rate */
1160 	return divisor;
1161 }
1162 
ftdi_232am_baud_to_divisor(int baud)1163 static unsigned short int ftdi_232am_baud_to_divisor(int baud)
1164 {
1165 	 return ftdi_232am_baud_base_to_divisor(baud, 48000000);
1166 }
1167 
ftdi_232bm_baud_base_to_divisor(int baud,int base)1168 static u32 ftdi_232bm_baud_base_to_divisor(int baud, int base)
1169 {
1170 	static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1171 	u32 divisor;
1172 	/* divisor shifted 3 bits to the left */
1173 	int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1174 	divisor = divisor3 >> 3;
1175 	divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1176 	/* Deal with special cases for highest baud rates. */
1177 	if (divisor == 1)		/* 1.0 */
1178 		divisor = 0;
1179 	else if (divisor == 0x4001)	/* 1.5 */
1180 		divisor = 1;
1181 	return divisor;
1182 }
1183 
ftdi_232bm_baud_to_divisor(int baud)1184 static u32 ftdi_232bm_baud_to_divisor(int baud)
1185 {
1186 	 return ftdi_232bm_baud_base_to_divisor(baud, 48000000);
1187 }
1188 
ftdi_2232h_baud_base_to_divisor(int baud,int base)1189 static u32 ftdi_2232h_baud_base_to_divisor(int baud, int base)
1190 {
1191 	static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1192 	u32 divisor;
1193 	int divisor3;
1194 
1195 	/* hi-speed baud rate is 10-bit sampling instead of 16-bit */
1196 	divisor3 = DIV_ROUND_CLOSEST(8 * base, 10 * baud);
1197 
1198 	divisor = divisor3 >> 3;
1199 	divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1200 	/* Deal with special cases for highest baud rates. */
1201 	if (divisor == 1)		/* 1.0 */
1202 		divisor = 0;
1203 	else if (divisor == 0x4001)	/* 1.5 */
1204 		divisor = 1;
1205 	/*
1206 	 * Set this bit to turn off a divide by 2.5 on baud rate generator
1207 	 * This enables baud rates up to 12Mbaud but cannot reach below 1200
1208 	 * baud with this bit set
1209 	 */
1210 	divisor |= 0x00020000;
1211 	return divisor;
1212 }
1213 
ftdi_2232h_baud_to_divisor(int baud)1214 static u32 ftdi_2232h_baud_to_divisor(int baud)
1215 {
1216 	 return ftdi_2232h_baud_base_to_divisor(baud, 120000000);
1217 }
1218 
1219 #define set_mctrl(port, set)		update_mctrl((port), (set), 0)
1220 #define clear_mctrl(port, clear)	update_mctrl((port), 0, (clear))
1221 
update_mctrl(struct usb_serial_port * port,unsigned int set,unsigned int clear)1222 static int update_mctrl(struct usb_serial_port *port, unsigned int set,
1223 							unsigned int clear)
1224 {
1225 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1226 	struct device *dev = &port->dev;
1227 	unsigned value;
1228 	int rv;
1229 
1230 	if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
1231 		dev_dbg(dev, "%s - DTR|RTS not being set|cleared\n", __func__);
1232 		return 0;	/* no change */
1233 	}
1234 
1235 	clear &= ~set;	/* 'set' takes precedence over 'clear' */
1236 	value = 0;
1237 	if (clear & TIOCM_DTR)
1238 		value |= FTDI_SIO_SET_DTR_LOW;
1239 	if (clear & TIOCM_RTS)
1240 		value |= FTDI_SIO_SET_RTS_LOW;
1241 	if (set & TIOCM_DTR)
1242 		value |= FTDI_SIO_SET_DTR_HIGH;
1243 	if (set & TIOCM_RTS)
1244 		value |= FTDI_SIO_SET_RTS_HIGH;
1245 	rv = usb_control_msg(port->serial->dev,
1246 			       usb_sndctrlpipe(port->serial->dev, 0),
1247 			       FTDI_SIO_SET_MODEM_CTRL_REQUEST,
1248 			       FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
1249 			       value, priv->channel,
1250 			       NULL, 0, WDR_TIMEOUT);
1251 	if (rv < 0) {
1252 		dev_dbg(dev, "%s Error from MODEM_CTRL urb: DTR %s, RTS %s\n",
1253 			__func__,
1254 			(set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1255 			(set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1256 		rv = usb_translate_errors(rv);
1257 	} else {
1258 		dev_dbg(dev, "%s - DTR %s, RTS %s\n", __func__,
1259 			(set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1260 			(set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1261 		/* FIXME: locking on last_dtr_rts */
1262 		priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
1263 	}
1264 	return rv;
1265 }
1266 
1267 
get_ftdi_divisor(struct tty_struct * tty,struct usb_serial_port * port)1268 static u32 get_ftdi_divisor(struct tty_struct *tty,
1269 						struct usb_serial_port *port)
1270 {
1271 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1272 	struct device *dev = &port->dev;
1273 	u32 div_value = 0;
1274 	int div_okay = 1;
1275 	int baud;
1276 
1277 	baud = tty_get_baud_rate(tty);
1278 	dev_dbg(dev, "%s - tty_get_baud_rate reports speed %d\n", __func__, baud);
1279 
1280 	/*
1281 	 * Observe deprecated async-compatible custom_divisor hack, update
1282 	 * baudrate if needed.
1283 	 */
1284 	if (baud == 38400 &&
1285 	    ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1286 	     (priv->custom_divisor)) {
1287 		baud = priv->baud_base / priv->custom_divisor;
1288 		dev_dbg(dev, "%s - custom divisor %d sets baud rate to %d\n",
1289 			__func__, priv->custom_divisor, baud);
1290 	}
1291 
1292 	if (!baud)
1293 		baud = 9600;
1294 	switch (priv->chip_type) {
1295 	case SIO:
1296 		switch (baud) {
1297 		case 300: div_value = ftdi_sio_b300; break;
1298 		case 600: div_value = ftdi_sio_b600; break;
1299 		case 1200: div_value = ftdi_sio_b1200; break;
1300 		case 2400: div_value = ftdi_sio_b2400; break;
1301 		case 4800: div_value = ftdi_sio_b4800; break;
1302 		case 9600: div_value = ftdi_sio_b9600; break;
1303 		case 19200: div_value = ftdi_sio_b19200; break;
1304 		case 38400: div_value = ftdi_sio_b38400; break;
1305 		case 57600: div_value = ftdi_sio_b57600;  break;
1306 		case 115200: div_value = ftdi_sio_b115200; break;
1307 		default:
1308 			dev_dbg(dev, "%s - Baudrate (%d) requested is not supported\n",
1309 				__func__,  baud);
1310 			div_value = ftdi_sio_b9600;
1311 			baud = 9600;
1312 			div_okay = 0;
1313 		}
1314 		break;
1315 	case FT232A:
1316 		if (baud <= 3000000) {
1317 			div_value = ftdi_232am_baud_to_divisor(baud);
1318 		} else {
1319 			dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1320 			baud = 9600;
1321 			div_value = ftdi_232am_baud_to_divisor(9600);
1322 			div_okay = 0;
1323 		}
1324 		break;
1325 	case FT232B:
1326 	case FT2232C:
1327 	case FT232R:
1328 	case FTX:
1329 		if (baud <= 3000000) {
1330 			u16 product_id = le16_to_cpu(
1331 				port->serial->dev->descriptor.idProduct);
1332 			if (((product_id == FTDI_NDI_HUC_PID)		||
1333 			     (product_id == FTDI_NDI_SPECTRA_SCU_PID)	||
1334 			     (product_id == FTDI_NDI_FUTURE_2_PID)	||
1335 			     (product_id == FTDI_NDI_FUTURE_3_PID)	||
1336 			     (product_id == FTDI_NDI_AURORA_SCU_PID))	&&
1337 			    (baud == 19200)) {
1338 				baud = 1200000;
1339 			}
1340 			div_value = ftdi_232bm_baud_to_divisor(baud);
1341 		} else {
1342 			dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1343 			div_value = ftdi_232bm_baud_to_divisor(9600);
1344 			div_okay = 0;
1345 			baud = 9600;
1346 		}
1347 		break;
1348 	default:
1349 		if ((baud <= 12000000) && (baud >= 1200)) {
1350 			div_value = ftdi_2232h_baud_to_divisor(baud);
1351 		} else if (baud < 1200) {
1352 			div_value = ftdi_232bm_baud_to_divisor(baud);
1353 		} else {
1354 			dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1355 			div_value = ftdi_232bm_baud_to_divisor(9600);
1356 			div_okay = 0;
1357 			baud = 9600;
1358 		}
1359 		break;
1360 	}
1361 
1362 	if (div_okay) {
1363 		dev_dbg(dev, "%s - Baud rate set to %d (divisor 0x%lX) on chip %s\n",
1364 			__func__, baud, (unsigned long)div_value,
1365 			ftdi_chip_name[priv->chip_type]);
1366 	}
1367 
1368 	tty_encode_baud_rate(tty, baud, baud);
1369 	return div_value;
1370 }
1371 
change_speed(struct tty_struct * tty,struct usb_serial_port * port)1372 static int change_speed(struct tty_struct *tty, struct usb_serial_port *port)
1373 {
1374 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1375 	u16 value;
1376 	u16 index;
1377 	u32 index_value;
1378 	int rv;
1379 
1380 	index_value = get_ftdi_divisor(tty, port);
1381 	value = (u16)index_value;
1382 	index = (u16)(index_value >> 16);
1383 	if (priv->channel)
1384 		index = (u16)((index << 8) | priv->channel);
1385 
1386 	rv = usb_control_msg(port->serial->dev,
1387 			    usb_sndctrlpipe(port->serial->dev, 0),
1388 			    FTDI_SIO_SET_BAUDRATE_REQUEST,
1389 			    FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
1390 			    value, index,
1391 			    NULL, 0, WDR_SHORT_TIMEOUT);
1392 	return rv;
1393 }
1394 
write_latency_timer(struct usb_serial_port * port)1395 static int write_latency_timer(struct usb_serial_port *port)
1396 {
1397 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1398 	struct usb_device *udev = port->serial->dev;
1399 	int rv;
1400 	int l = priv->latency;
1401 
1402 	if (priv->chip_type == SIO || priv->chip_type == FT232A)
1403 		return -EINVAL;
1404 
1405 	if (priv->flags & ASYNC_LOW_LATENCY)
1406 		l = 1;
1407 
1408 	dev_dbg(&port->dev, "%s: setting latency timer = %i\n", __func__, l);
1409 
1410 	rv = usb_control_msg(udev,
1411 			     usb_sndctrlpipe(udev, 0),
1412 			     FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1413 			     FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1414 			     l, priv->channel,
1415 			     NULL, 0, WDR_TIMEOUT);
1416 	if (rv < 0)
1417 		dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1418 	return rv;
1419 }
1420 
_read_latency_timer(struct usb_serial_port * port)1421 static int _read_latency_timer(struct usb_serial_port *port)
1422 {
1423 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1424 	struct usb_device *udev = port->serial->dev;
1425 	u8 buf;
1426 	int rv;
1427 
1428 	rv = usb_control_msg_recv(udev, 0, FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
1429 				  FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE, 0,
1430 				  priv->channel, &buf, 1, WDR_TIMEOUT,
1431 				  GFP_KERNEL);
1432 	if (rv == 0)
1433 		rv = buf;
1434 
1435 	return rv;
1436 }
1437 
read_latency_timer(struct usb_serial_port * port)1438 static int read_latency_timer(struct usb_serial_port *port)
1439 {
1440 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1441 	int rv;
1442 
1443 	if (priv->chip_type == SIO || priv->chip_type == FT232A)
1444 		return -EINVAL;
1445 
1446 	rv = _read_latency_timer(port);
1447 	if (rv < 0) {
1448 		dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
1449 		return rv;
1450 	}
1451 
1452 	priv->latency = rv;
1453 
1454 	return 0;
1455 }
1456 
get_serial_info(struct tty_struct * tty,struct serial_struct * ss)1457 static void get_serial_info(struct tty_struct *tty, struct serial_struct *ss)
1458 {
1459 	struct usb_serial_port *port = tty->driver_data;
1460 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1461 
1462 	mutex_lock(&priv->cfg_lock);
1463 	ss->flags = priv->flags;
1464 	ss->baud_base = priv->baud_base;
1465 	ss->custom_divisor = priv->custom_divisor;
1466 	mutex_unlock(&priv->cfg_lock);
1467 }
1468 
set_serial_info(struct tty_struct * tty,struct serial_struct * ss)1469 static int set_serial_info(struct tty_struct *tty, struct serial_struct *ss)
1470 {
1471 	struct usb_serial_port *port = tty->driver_data;
1472 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1473 	int old_flags, old_divisor;
1474 
1475 	mutex_lock(&priv->cfg_lock);
1476 
1477 	if (!capable(CAP_SYS_ADMIN)) {
1478 		if ((ss->flags ^ priv->flags) & ~ASYNC_USR_MASK) {
1479 			mutex_unlock(&priv->cfg_lock);
1480 			return -EPERM;
1481 		}
1482 	}
1483 
1484 	old_flags = priv->flags;
1485 	old_divisor = priv->custom_divisor;
1486 
1487 	priv->flags = ss->flags & ASYNC_FLAGS;
1488 	priv->custom_divisor = ss->custom_divisor;
1489 
1490 	write_latency_timer(port);
1491 
1492 	if ((priv->flags ^ old_flags) & ASYNC_SPD_MASK ||
1493 			((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST &&
1494 			 priv->custom_divisor != old_divisor)) {
1495 
1496 		/* warn about deprecation unless clearing */
1497 		if (priv->flags & ASYNC_SPD_MASK)
1498 			dev_warn_ratelimited(&port->dev, "use of SPD flags is deprecated\n");
1499 
1500 		change_speed(tty, port);
1501 	}
1502 	mutex_unlock(&priv->cfg_lock);
1503 	return 0;
1504 }
1505 
get_lsr_info(struct usb_serial_port * port,unsigned int __user * retinfo)1506 static int get_lsr_info(struct usb_serial_port *port,
1507 			unsigned int __user *retinfo)
1508 {
1509 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1510 	unsigned int result = 0;
1511 
1512 	if (priv->transmit_empty)
1513 		result = TIOCSER_TEMT;
1514 
1515 	if (copy_to_user(retinfo, &result, sizeof(unsigned int)))
1516 		return -EFAULT;
1517 	return 0;
1518 }
1519 
ftdi_determine_type(struct usb_serial_port * port)1520 static int ftdi_determine_type(struct usb_serial_port *port)
1521 {
1522 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1523 	struct usb_serial *serial = port->serial;
1524 	struct usb_device *udev = serial->dev;
1525 	unsigned int version, ifnum;
1526 
1527 	version = le16_to_cpu(udev->descriptor.bcdDevice);
1528 	ifnum = serial->interface->cur_altsetting->desc.bInterfaceNumber;
1529 
1530 	/* Assume Hi-Speed type */
1531 	priv->baud_base = 120000000 / 2;
1532 	priv->channel = CHANNEL_A + ifnum;
1533 
1534 	switch (version) {
1535 	case 0x200:
1536 		priv->chip_type = FT232A;
1537 		priv->baud_base = 48000000 / 2;
1538 		priv->channel = 0;
1539 		/*
1540 		 * FT232B devices have a bug where bcdDevice gets set to 0x200
1541 		 * when iSerialNumber is 0. Assume it is an FT232B in case the
1542 		 * latency timer is readable.
1543 		 */
1544 		if (udev->descriptor.iSerialNumber == 0 &&
1545 				_read_latency_timer(port) >= 0) {
1546 			priv->chip_type = FT232B;
1547 		}
1548 		break;
1549 	case 0x400:
1550 		priv->chip_type = FT232B;
1551 		priv->baud_base = 48000000 / 2;
1552 		priv->channel = 0;
1553 		break;
1554 	case 0x500:
1555 		priv->chip_type = FT2232C;
1556 		priv->baud_base = 48000000 / 2;
1557 		break;
1558 	case 0x600:
1559 		priv->chip_type = FT232R;
1560 		priv->baud_base = 48000000 / 2;
1561 		priv->channel = 0;
1562 		break;
1563 	case 0x700:
1564 		priv->chip_type = FT2232H;
1565 		break;
1566 	case 0x800:
1567 		priv->chip_type = FT4232H;
1568 		break;
1569 	case 0x900:
1570 		priv->chip_type = FT232H;
1571 		break;
1572 	case 0x1000:
1573 		priv->chip_type = FTX;
1574 		priv->baud_base = 48000000 / 2;
1575 		break;
1576 	case 0x2800:
1577 		priv->chip_type = FT2233HP;
1578 		break;
1579 	case 0x2900:
1580 		priv->chip_type = FT4233HP;
1581 		break;
1582 	case 0x3000:
1583 		priv->chip_type = FT2232HP;
1584 		break;
1585 	case 0x3100:
1586 		priv->chip_type = FT4232HP;
1587 		break;
1588 	case 0x3200:
1589 		priv->chip_type = FT233HP;
1590 		break;
1591 	case 0x3300:
1592 		priv->chip_type = FT232HP;
1593 		break;
1594 	case 0x3600:
1595 		priv->chip_type = FT4232HA;
1596 		break;
1597 	default:
1598 		if (version < 0x200) {
1599 			priv->chip_type = SIO;
1600 			priv->baud_base = 12000000 / 16;
1601 			priv->channel = 0;
1602 		} else {
1603 			dev_err(&port->dev, "unknown device type: 0x%02x\n", version);
1604 			return -ENODEV;
1605 		}
1606 	}
1607 
1608 	dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
1609 
1610 	return 0;
1611 }
1612 
1613 
1614 /*
1615  * Determine the maximum packet size for the device. This depends on the chip
1616  * type and the USB host capabilities. The value should be obtained from the
1617  * device descriptor as the chip will use the appropriate values for the host.
1618  */
ftdi_set_max_packet_size(struct usb_serial_port * port)1619 static void ftdi_set_max_packet_size(struct usb_serial_port *port)
1620 {
1621 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1622 	struct usb_interface *interface = port->serial->interface;
1623 	struct usb_endpoint_descriptor *ep_desc;
1624 	unsigned num_endpoints;
1625 	unsigned i;
1626 
1627 	num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
1628 	if (!num_endpoints)
1629 		return;
1630 
1631 	/*
1632 	 * NOTE: Some customers have programmed FT232R/FT245R devices
1633 	 * with an endpoint size of 0 - not good. In this case, we
1634 	 * want to override the endpoint descriptor setting and use a
1635 	 * value of 64 for wMaxPacketSize.
1636 	 */
1637 	for (i = 0; i < num_endpoints; i++) {
1638 		ep_desc = &interface->cur_altsetting->endpoint[i].desc;
1639 		if (!ep_desc->wMaxPacketSize) {
1640 			ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1641 			dev_warn(&port->dev, "Overriding wMaxPacketSize on endpoint %d\n",
1642 					usb_endpoint_num(ep_desc));
1643 		}
1644 	}
1645 
1646 	/* Set max packet size based on last descriptor. */
1647 	priv->max_packet_size = usb_endpoint_maxp(ep_desc);
1648 }
1649 
1650 
1651 /*
1652  * ***************************************************************************
1653  * Sysfs Attribute
1654  * ***************************************************************************
1655  */
1656 
latency_timer_show(struct device * dev,struct device_attribute * attr,char * buf)1657 static ssize_t latency_timer_show(struct device *dev,
1658 				  struct device_attribute *attr, char *buf)
1659 {
1660 	struct usb_serial_port *port = to_usb_serial_port(dev);
1661 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1662 	if (priv->flags & ASYNC_LOW_LATENCY)
1663 		return sprintf(buf, "1\n");
1664 	else
1665 		return sprintf(buf, "%u\n", priv->latency);
1666 }
1667 
1668 /* 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)1669 static ssize_t latency_timer_store(struct device *dev,
1670 				   struct device_attribute *attr,
1671 				   const char *valbuf, size_t count)
1672 {
1673 	struct usb_serial_port *port = to_usb_serial_port(dev);
1674 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1675 	u8 v;
1676 	int rv;
1677 
1678 	if (kstrtou8(valbuf, 10, &v))
1679 		return -EINVAL;
1680 
1681 	priv->latency = v;
1682 	rv = write_latency_timer(port);
1683 	if (rv < 0)
1684 		return -EIO;
1685 	return count;
1686 }
1687 static DEVICE_ATTR_RW(latency_timer);
1688 
1689 /* Write an event character directly to the FTDI register.  The ASCII
1690    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)1691 static ssize_t event_char_store(struct device *dev,
1692 	struct device_attribute *attr, const char *valbuf, size_t count)
1693 {
1694 	struct usb_serial_port *port = to_usb_serial_port(dev);
1695 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1696 	struct usb_device *udev = port->serial->dev;
1697 	unsigned int v;
1698 	int rv;
1699 
1700 	if (kstrtouint(valbuf, 0, &v) || v >= 0x200)
1701 		return -EINVAL;
1702 
1703 	dev_dbg(&port->dev, "%s: setting event char = 0x%03x\n", __func__, v);
1704 
1705 	rv = usb_control_msg(udev,
1706 			     usb_sndctrlpipe(udev, 0),
1707 			     FTDI_SIO_SET_EVENT_CHAR_REQUEST,
1708 			     FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
1709 			     v, priv->channel,
1710 			     NULL, 0, WDR_TIMEOUT);
1711 	if (rv < 0) {
1712 		dev_dbg(&port->dev, "Unable to write event character: %i\n", rv);
1713 		return -EIO;
1714 	}
1715 
1716 	return count;
1717 }
1718 static DEVICE_ATTR_WO(event_char);
1719 
1720 static struct attribute *ftdi_attrs[] = {
1721 	&dev_attr_event_char.attr,
1722 	&dev_attr_latency_timer.attr,
1723 	NULL
1724 };
1725 
ftdi_is_visible(struct kobject * kobj,struct attribute * attr,int idx)1726 static umode_t ftdi_is_visible(struct kobject *kobj, struct attribute *attr, int idx)
1727 {
1728 	struct device *dev = kobj_to_dev(kobj);
1729 	struct usb_serial_port *port = to_usb_serial_port(dev);
1730 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1731 	enum ftdi_chip_type type = priv->chip_type;
1732 
1733 	if (attr == &dev_attr_event_char.attr) {
1734 		if (type == SIO)
1735 			return 0;
1736 	}
1737 
1738 	if (attr == &dev_attr_latency_timer.attr) {
1739 		if (type == SIO || type == FT232A)
1740 			return 0;
1741 	}
1742 
1743 	return attr->mode;
1744 }
1745 
1746 static const struct attribute_group ftdi_group = {
1747 	.attrs		= ftdi_attrs,
1748 	.is_visible	= ftdi_is_visible,
1749 };
1750 
1751 static const struct attribute_group *ftdi_groups[] = {
1752 	&ftdi_group,
1753 	NULL
1754 };
1755 
1756 #ifdef CONFIG_GPIOLIB
1757 
ftdi_set_bitmode(struct usb_serial_port * port,u8 mode)1758 static int ftdi_set_bitmode(struct usb_serial_port *port, u8 mode)
1759 {
1760 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1761 	struct usb_serial *serial = port->serial;
1762 	int result;
1763 	u16 val;
1764 
1765 	result = usb_autopm_get_interface(serial->interface);
1766 	if (result)
1767 		return result;
1768 
1769 	val = (mode << 8) | (priv->gpio_output << 4) | priv->gpio_value;
1770 	result = usb_control_msg(serial->dev,
1771 				 usb_sndctrlpipe(serial->dev, 0),
1772 				 FTDI_SIO_SET_BITMODE_REQUEST,
1773 				 FTDI_SIO_SET_BITMODE_REQUEST_TYPE, val,
1774 				 priv->channel, NULL, 0, WDR_TIMEOUT);
1775 	if (result < 0) {
1776 		dev_err(&serial->interface->dev,
1777 			"bitmode request failed for value 0x%04x: %d\n",
1778 			val, result);
1779 	}
1780 
1781 	usb_autopm_put_interface(serial->interface);
1782 
1783 	return result;
1784 }
1785 
ftdi_set_cbus_pins(struct usb_serial_port * port)1786 static int ftdi_set_cbus_pins(struct usb_serial_port *port)
1787 {
1788 	return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_CBUS);
1789 }
1790 
ftdi_exit_cbus_mode(struct usb_serial_port * port)1791 static int ftdi_exit_cbus_mode(struct usb_serial_port *port)
1792 {
1793 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1794 
1795 	priv->gpio_output = 0;
1796 	priv->gpio_value = 0;
1797 	return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_RESET);
1798 }
1799 
ftdi_gpio_request(struct gpio_chip * gc,unsigned int offset)1800 static int ftdi_gpio_request(struct gpio_chip *gc, unsigned int offset)
1801 {
1802 	struct usb_serial_port *port = gpiochip_get_data(gc);
1803 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1804 	int result;
1805 
1806 	mutex_lock(&priv->gpio_lock);
1807 	if (!priv->gpio_used) {
1808 		/* Set default pin states, as we cannot get them from device */
1809 		priv->gpio_output = 0x00;
1810 		priv->gpio_value = 0x00;
1811 		result = ftdi_set_cbus_pins(port);
1812 		if (result) {
1813 			mutex_unlock(&priv->gpio_lock);
1814 			return result;
1815 		}
1816 
1817 		priv->gpio_used = true;
1818 	}
1819 	mutex_unlock(&priv->gpio_lock);
1820 
1821 	return 0;
1822 }
1823 
ftdi_read_cbus_pins(struct usb_serial_port * port)1824 static int ftdi_read_cbus_pins(struct usb_serial_port *port)
1825 {
1826 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1827 	struct usb_serial *serial = port->serial;
1828 	u8 buf;
1829 	int result;
1830 
1831 	result = usb_autopm_get_interface(serial->interface);
1832 	if (result)
1833 		return result;
1834 
1835 	result = usb_control_msg_recv(serial->dev, 0,
1836 				      FTDI_SIO_READ_PINS_REQUEST,
1837 				      FTDI_SIO_READ_PINS_REQUEST_TYPE, 0,
1838 				      priv->channel, &buf, 1, WDR_TIMEOUT,
1839 				      GFP_KERNEL);
1840 	if (result == 0)
1841 		result = buf;
1842 
1843 	usb_autopm_put_interface(serial->interface);
1844 
1845 	return result;
1846 }
1847 
ftdi_gpio_get(struct gpio_chip * gc,unsigned int gpio)1848 static int ftdi_gpio_get(struct gpio_chip *gc, unsigned int gpio)
1849 {
1850 	struct usb_serial_port *port = gpiochip_get_data(gc);
1851 	int result;
1852 
1853 	result = ftdi_read_cbus_pins(port);
1854 	if (result < 0)
1855 		return result;
1856 
1857 	return !!(result & BIT(gpio));
1858 }
1859 
ftdi_gpio_set(struct gpio_chip * gc,unsigned int gpio,int value)1860 static void ftdi_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value)
1861 {
1862 	struct usb_serial_port *port = gpiochip_get_data(gc);
1863 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1864 
1865 	mutex_lock(&priv->gpio_lock);
1866 
1867 	if (value)
1868 		priv->gpio_value |= BIT(gpio);
1869 	else
1870 		priv->gpio_value &= ~BIT(gpio);
1871 
1872 	ftdi_set_cbus_pins(port);
1873 
1874 	mutex_unlock(&priv->gpio_lock);
1875 }
1876 
ftdi_gpio_get_multiple(struct gpio_chip * gc,unsigned long * mask,unsigned long * bits)1877 static int ftdi_gpio_get_multiple(struct gpio_chip *gc, unsigned long *mask,
1878 					unsigned long *bits)
1879 {
1880 	struct usb_serial_port *port = gpiochip_get_data(gc);
1881 	int result;
1882 
1883 	result = ftdi_read_cbus_pins(port);
1884 	if (result < 0)
1885 		return result;
1886 
1887 	*bits = result & *mask;
1888 
1889 	return 0;
1890 }
1891 
ftdi_gpio_set_multiple(struct gpio_chip * gc,unsigned long * mask,unsigned long * bits)1892 static void ftdi_gpio_set_multiple(struct gpio_chip *gc, unsigned long *mask,
1893 					unsigned long *bits)
1894 {
1895 	struct usb_serial_port *port = gpiochip_get_data(gc);
1896 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1897 
1898 	mutex_lock(&priv->gpio_lock);
1899 
1900 	priv->gpio_value &= ~(*mask);
1901 	priv->gpio_value |= *bits & *mask;
1902 	ftdi_set_cbus_pins(port);
1903 
1904 	mutex_unlock(&priv->gpio_lock);
1905 }
1906 
ftdi_gpio_direction_get(struct gpio_chip * gc,unsigned int gpio)1907 static int ftdi_gpio_direction_get(struct gpio_chip *gc, unsigned int gpio)
1908 {
1909 	struct usb_serial_port *port = gpiochip_get_data(gc);
1910 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1911 
1912 	return !(priv->gpio_output & BIT(gpio));
1913 }
1914 
ftdi_gpio_direction_input(struct gpio_chip * gc,unsigned int gpio)1915 static int ftdi_gpio_direction_input(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 	int result;
1920 
1921 	mutex_lock(&priv->gpio_lock);
1922 
1923 	priv->gpio_output &= ~BIT(gpio);
1924 	result = ftdi_set_cbus_pins(port);
1925 
1926 	mutex_unlock(&priv->gpio_lock);
1927 
1928 	return result;
1929 }
1930 
ftdi_gpio_direction_output(struct gpio_chip * gc,unsigned int gpio,int value)1931 static int ftdi_gpio_direction_output(struct gpio_chip *gc, unsigned int gpio,
1932 					int value)
1933 {
1934 	struct usb_serial_port *port = gpiochip_get_data(gc);
1935 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1936 	int result;
1937 
1938 	mutex_lock(&priv->gpio_lock);
1939 
1940 	priv->gpio_output |= BIT(gpio);
1941 	if (value)
1942 		priv->gpio_value |= BIT(gpio);
1943 	else
1944 		priv->gpio_value &= ~BIT(gpio);
1945 
1946 	result = ftdi_set_cbus_pins(port);
1947 
1948 	mutex_unlock(&priv->gpio_lock);
1949 
1950 	return result;
1951 }
1952 
ftdi_gpio_init_valid_mask(struct gpio_chip * gc,unsigned long * valid_mask,unsigned int ngpios)1953 static int ftdi_gpio_init_valid_mask(struct gpio_chip *gc,
1954 				     unsigned long *valid_mask,
1955 				     unsigned int ngpios)
1956 {
1957 	struct usb_serial_port *port = gpiochip_get_data(gc);
1958 	struct ftdi_private *priv = usb_get_serial_port_data(port);
1959 	unsigned long map = priv->gpio_altfunc;
1960 
1961 	bitmap_complement(valid_mask, &map, ngpios);
1962 
1963 	if (bitmap_empty(valid_mask, ngpios))
1964 		dev_dbg(&port->dev, "no CBUS pin configured for GPIO\n");
1965 	else
1966 		dev_dbg(&port->dev, "CBUS%*pbl configured for GPIO\n", ngpios,
1967 			valid_mask);
1968 
1969 	return 0;
1970 }
1971 
ftdi_read_eeprom(struct usb_serial * serial,void * dst,u16 addr,u16 nbytes)1972 static int ftdi_read_eeprom(struct usb_serial *serial, void *dst, u16 addr,
1973 				u16 nbytes)
1974 {
1975 	int read = 0;
1976 
1977 	if (addr % 2 != 0)
1978 		return -EINVAL;
1979 	if (nbytes % 2 != 0)
1980 		return -EINVAL;
1981 
1982 	/* Read EEPROM two bytes at a time */
1983 	while (read < nbytes) {
1984 		int rv;
1985 
1986 		rv = usb_control_msg(serial->dev,
1987 				     usb_rcvctrlpipe(serial->dev, 0),
1988 				     FTDI_SIO_READ_EEPROM_REQUEST,
1989 				     FTDI_SIO_READ_EEPROM_REQUEST_TYPE,
1990 				     0, (addr + read) / 2, dst + read, 2,
1991 				     WDR_TIMEOUT);
1992 		if (rv < 2) {
1993 			if (rv >= 0)
1994 				return -EIO;
1995 			else
1996 				return rv;
1997 		}
1998 
1999 		read += rv;
2000 	}
2001 
2002 	return 0;
2003 }
2004 
ftdi_gpio_init_ft232h(struct usb_serial_port * port)2005 static int ftdi_gpio_init_ft232h(struct usb_serial_port *port)
2006 {
2007 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2008 	u16 cbus_config;
2009 	u8 *buf;
2010 	int ret;
2011 	int i;
2012 
2013 	buf = kmalloc(4, GFP_KERNEL);
2014 	if (!buf)
2015 		return -ENOMEM;
2016 
2017 	ret = ftdi_read_eeprom(port->serial, buf, 0x1a, 4);
2018 	if (ret < 0)
2019 		goto out_free;
2020 
2021 	/*
2022 	 * FT232H CBUS Memory Map
2023 	 *
2024 	 * 0x1a: X- (upper nibble -> AC5)
2025 	 * 0x1b: -X (lower nibble -> AC6)
2026 	 * 0x1c: XX (upper nibble -> AC9 | lower nibble -> AC8)
2027 	 */
2028 	cbus_config = buf[2] << 8 | (buf[1] & 0xf) << 4 | (buf[0] & 0xf0) >> 4;
2029 
2030 	priv->gc.ngpio = 4;
2031 	priv->gpio_altfunc = 0xff;
2032 
2033 	for (i = 0; i < priv->gc.ngpio; ++i) {
2034 		if ((cbus_config & 0xf) == FTDI_FTX_CBUS_MUX_GPIO)
2035 			priv->gpio_altfunc &= ~BIT(i);
2036 		cbus_config >>= 4;
2037 	}
2038 
2039 out_free:
2040 	kfree(buf);
2041 
2042 	return ret;
2043 }
2044 
ftdi_gpio_init_ft232r(struct usb_serial_port * port)2045 static int ftdi_gpio_init_ft232r(struct usb_serial_port *port)
2046 {
2047 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2048 	u16 cbus_config;
2049 	u8 *buf;
2050 	int ret;
2051 	int i;
2052 
2053 	buf = kmalloc(2, GFP_KERNEL);
2054 	if (!buf)
2055 		return -ENOMEM;
2056 
2057 	ret = ftdi_read_eeprom(port->serial, buf, 0x14, 2);
2058 	if (ret < 0)
2059 		goto out_free;
2060 
2061 	cbus_config = le16_to_cpup((__le16 *)buf);
2062 	dev_dbg(&port->dev, "cbus_config = 0x%04x\n", cbus_config);
2063 
2064 	priv->gc.ngpio = 4;
2065 
2066 	priv->gpio_altfunc = 0xff;
2067 	for (i = 0; i < priv->gc.ngpio; ++i) {
2068 		if ((cbus_config & 0xf) == FTDI_FT232R_CBUS_MUX_GPIO)
2069 			priv->gpio_altfunc &= ~BIT(i);
2070 		cbus_config >>= 4;
2071 	}
2072 out_free:
2073 	kfree(buf);
2074 
2075 	return ret;
2076 }
2077 
ftdi_gpio_init_ftx(struct usb_serial_port * port)2078 static int ftdi_gpio_init_ftx(struct usb_serial_port *port)
2079 {
2080 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2081 	struct usb_serial *serial = port->serial;
2082 	const u16 cbus_cfg_addr = 0x1a;
2083 	const u16 cbus_cfg_size = 4;
2084 	u8 *cbus_cfg_buf;
2085 	int result;
2086 	u8 i;
2087 
2088 	cbus_cfg_buf = kmalloc(cbus_cfg_size, GFP_KERNEL);
2089 	if (!cbus_cfg_buf)
2090 		return -ENOMEM;
2091 
2092 	result = ftdi_read_eeprom(serial, cbus_cfg_buf,
2093 				  cbus_cfg_addr, cbus_cfg_size);
2094 	if (result < 0)
2095 		goto out_free;
2096 
2097 	/* FIXME: FT234XD alone has 1 GPIO, but how to recognize this IC? */
2098 	priv->gc.ngpio = 4;
2099 
2100 	/* Determine which pins are configured for CBUS bitbanging */
2101 	priv->gpio_altfunc = 0xff;
2102 	for (i = 0; i < priv->gc.ngpio; ++i) {
2103 		if (cbus_cfg_buf[i] == FTDI_FTX_CBUS_MUX_GPIO)
2104 			priv->gpio_altfunc &= ~BIT(i);
2105 	}
2106 
2107 out_free:
2108 	kfree(cbus_cfg_buf);
2109 
2110 	return result;
2111 }
2112 
ftdi_gpio_init(struct usb_serial_port * port)2113 static int ftdi_gpio_init(struct usb_serial_port *port)
2114 {
2115 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2116 	struct usb_serial *serial = port->serial;
2117 	int result;
2118 
2119 	switch (priv->chip_type) {
2120 	case FT232H:
2121 		result = ftdi_gpio_init_ft232h(port);
2122 		break;
2123 	case FT232R:
2124 		result = ftdi_gpio_init_ft232r(port);
2125 		break;
2126 	case FTX:
2127 		result = ftdi_gpio_init_ftx(port);
2128 		break;
2129 	default:
2130 		return 0;
2131 	}
2132 
2133 	if (result < 0)
2134 		return result;
2135 
2136 	mutex_init(&priv->gpio_lock);
2137 
2138 	priv->gc.label = "ftdi-cbus";
2139 	priv->gc.request = ftdi_gpio_request;
2140 	priv->gc.get_direction = ftdi_gpio_direction_get;
2141 	priv->gc.direction_input = ftdi_gpio_direction_input;
2142 	priv->gc.direction_output = ftdi_gpio_direction_output;
2143 	priv->gc.init_valid_mask = ftdi_gpio_init_valid_mask;
2144 	priv->gc.get = ftdi_gpio_get;
2145 	priv->gc.set = ftdi_gpio_set;
2146 	priv->gc.get_multiple = ftdi_gpio_get_multiple;
2147 	priv->gc.set_multiple = ftdi_gpio_set_multiple;
2148 	priv->gc.owner = THIS_MODULE;
2149 	priv->gc.parent = &serial->interface->dev;
2150 	priv->gc.base = -1;
2151 	priv->gc.can_sleep = true;
2152 
2153 	result = gpiochip_add_data(&priv->gc, port);
2154 	if (!result)
2155 		priv->gpio_registered = true;
2156 
2157 	return result;
2158 }
2159 
ftdi_gpio_remove(struct usb_serial_port * port)2160 static void ftdi_gpio_remove(struct usb_serial_port *port)
2161 {
2162 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2163 
2164 	if (priv->gpio_registered) {
2165 		gpiochip_remove(&priv->gc);
2166 		priv->gpio_registered = false;
2167 	}
2168 
2169 	if (priv->gpio_used) {
2170 		/* Exiting CBUS-mode does not reset pin states. */
2171 		ftdi_exit_cbus_mode(port);
2172 		priv->gpio_used = false;
2173 	}
2174 }
2175 
2176 #else
2177 
ftdi_gpio_init(struct usb_serial_port * port)2178 static int ftdi_gpio_init(struct usb_serial_port *port)
2179 {
2180 	return 0;
2181 }
2182 
ftdi_gpio_remove(struct usb_serial_port * port)2183 static void ftdi_gpio_remove(struct usb_serial_port *port) { }
2184 
2185 #endif	/* CONFIG_GPIOLIB */
2186 
2187 /*
2188  * ***************************************************************************
2189  * FTDI driver specific functions
2190  * ***************************************************************************
2191  */
2192 
ftdi_probe(struct usb_serial * serial,const struct usb_device_id * id)2193 static int ftdi_probe(struct usb_serial *serial, const struct usb_device_id *id)
2194 {
2195 	const struct ftdi_quirk *quirk = (struct ftdi_quirk *)id->driver_info;
2196 
2197 	if (quirk && quirk->probe) {
2198 		int ret = quirk->probe(serial);
2199 		if (ret != 0)
2200 			return ret;
2201 	}
2202 
2203 	usb_set_serial_data(serial, (void *)id->driver_info);
2204 
2205 	return 0;
2206 }
2207 
ftdi_port_probe(struct usb_serial_port * port)2208 static int ftdi_port_probe(struct usb_serial_port *port)
2209 {
2210 	const struct ftdi_quirk *quirk = usb_get_serial_data(port->serial);
2211 	struct ftdi_private *priv;
2212 	int result;
2213 
2214 	priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
2215 	if (!priv)
2216 		return -ENOMEM;
2217 
2218 	mutex_init(&priv->cfg_lock);
2219 
2220 	if (quirk && quirk->port_probe)
2221 		quirk->port_probe(priv);
2222 
2223 	usb_set_serial_port_data(port, priv);
2224 
2225 	result = ftdi_determine_type(port);
2226 	if (result)
2227 		goto err_free;
2228 
2229 	ftdi_set_max_packet_size(port);
2230 	if (read_latency_timer(port) < 0)
2231 		priv->latency = 16;
2232 	write_latency_timer(port);
2233 
2234 	result = ftdi_gpio_init(port);
2235 	if (result < 0) {
2236 		dev_err(&port->serial->interface->dev,
2237 			"GPIO initialisation failed: %d\n",
2238 			result);
2239 	}
2240 
2241 	return 0;
2242 
2243 err_free:
2244 	kfree(priv);
2245 
2246 	return result;
2247 }
2248 
2249 /* Setup for the USB-UIRT device, which requires hardwired
2250  * baudrate (38400 gets mapped to 312500) */
2251 /* Called from usbserial:serial_probe */
ftdi_USB_UIRT_setup(struct ftdi_private * priv)2252 static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
2253 {
2254 	priv->flags |= ASYNC_SPD_CUST;
2255 	priv->custom_divisor = 77;
2256 	priv->force_baud = 38400;
2257 }
2258 
2259 /* Setup for the HE-TIRA1 device, which requires hardwired
2260  * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled.  */
2261 
ftdi_HE_TIRA1_setup(struct ftdi_private * priv)2262 static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
2263 {
2264 	priv->flags |= ASYNC_SPD_CUST;
2265 	priv->custom_divisor = 240;
2266 	priv->force_baud = 38400;
2267 	priv->force_rtscts = 1;
2268 }
2269 
2270 /*
2271  * Module parameter to control latency timer for NDI FTDI-based USB devices.
2272  * If this value is not set in /etc/modprobe.d/ its value will be set
2273  * to 1ms.
2274  */
2275 static int ndi_latency_timer = 1;
2276 
2277 /* Setup for the NDI FTDI-based USB devices, which requires hardwired
2278  * baudrate (19200 gets mapped to 1200000).
2279  *
2280  * Called from usbserial:serial_probe.
2281  */
ftdi_NDI_device_setup(struct usb_serial * serial)2282 static int ftdi_NDI_device_setup(struct usb_serial *serial)
2283 {
2284 	struct usb_device *udev = serial->dev;
2285 	int latency = ndi_latency_timer;
2286 
2287 	if (latency == 0)
2288 		latency = 1;
2289 	if (latency > 99)
2290 		latency = 99;
2291 
2292 	dev_dbg(&udev->dev, "%s setting NDI device latency to %d\n", __func__, latency);
2293 	dev_info(&udev->dev, "NDI device with a latency value of %d\n", latency);
2294 
2295 	/* FIXME: errors are not returned */
2296 	usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
2297 				FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
2298 				FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
2299 				latency, 0, NULL, 0, WDR_TIMEOUT);
2300 	return 0;
2301 }
2302 
2303 /*
2304  * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko
2305  * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from
2306  * userspace using openocd.
2307  */
ftdi_jtag_probe(struct usb_serial * serial)2308 static int ftdi_jtag_probe(struct usb_serial *serial)
2309 {
2310 	struct usb_interface *intf = serial->interface;
2311 	int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
2312 
2313 	if (ifnum == 0) {
2314 		dev_info(&intf->dev, "Ignoring interface reserved for JTAG\n");
2315 		return -ENODEV;
2316 	}
2317 
2318 	return 0;
2319 }
2320 
ftdi_8u2232c_probe(struct usb_serial * serial)2321 static int ftdi_8u2232c_probe(struct usb_serial *serial)
2322 {
2323 	struct usb_device *udev = serial->dev;
2324 
2325 	if (udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems"))
2326 		return ftdi_jtag_probe(serial);
2327 
2328 	if (udev->product &&
2329 		(!strcmp(udev->product, "Arrow USB Blaster") ||
2330 		 !strcmp(udev->product, "BeagleBone/XDS100V2") ||
2331 		 !strcmp(udev->product, "SNAP Connect E10")))
2332 		return ftdi_jtag_probe(serial);
2333 
2334 	return 0;
2335 }
2336 
2337 /*
2338  * First two ports on JTAG adaptors using an FT4232 such as STMicroelectronics's
2339  * ST Micro Connect Lite are reserved for JTAG or other non-UART interfaces and
2340  * can be accessed from userspace.
2341  * The next two ports are enabled as UARTs by default, where port 2 is
2342  * a conventional RS-232 UART.
2343  */
ftdi_stmclite_probe(struct usb_serial * serial)2344 static int ftdi_stmclite_probe(struct usb_serial *serial)
2345 {
2346 	struct usb_interface *intf = serial->interface;
2347 	int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
2348 
2349 	if (ifnum < 2) {
2350 		dev_info(&intf->dev, "Ignoring interface reserved for JTAG\n");
2351 		return -ENODEV;
2352 	}
2353 
2354 	return 0;
2355 }
2356 
ftdi_port_remove(struct usb_serial_port * port)2357 static void ftdi_port_remove(struct usb_serial_port *port)
2358 {
2359 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2360 
2361 	ftdi_gpio_remove(port);
2362 
2363 	kfree(priv);
2364 }
2365 
ftdi_open(struct tty_struct * tty,struct usb_serial_port * port)2366 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
2367 {
2368 	struct usb_device *dev = port->serial->dev;
2369 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2370 
2371 	/* No error checking for this (will get errors later anyway) */
2372 	/* See ftdi_sio.h for description of what is reset */
2373 	usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2374 			FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
2375 			FTDI_SIO_RESET_SIO,
2376 			priv->channel, NULL, 0, WDR_TIMEOUT);
2377 
2378 	/* Termios defaults are set by usb_serial_init. We don't change
2379 	   port->tty->termios - this would lose speed settings, etc.
2380 	   This is same behaviour as serial.c/rs_open() - Kuba */
2381 
2382 	/* ftdi_set_termios  will send usb control messages */
2383 	if (tty)
2384 		ftdi_set_termios(tty, port, NULL);
2385 
2386 	return usb_serial_generic_open(tty, port);
2387 }
2388 
ftdi_dtr_rts(struct usb_serial_port * port,int on)2389 static void ftdi_dtr_rts(struct usb_serial_port *port, int on)
2390 {
2391 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2392 
2393 	/* Disable flow control */
2394 	if (!on) {
2395 		if (usb_control_msg(port->serial->dev,
2396 			    usb_sndctrlpipe(port->serial->dev, 0),
2397 			    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2398 			    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2399 			    0, priv->channel, NULL, 0,
2400 			    WDR_TIMEOUT) < 0) {
2401 			dev_err(&port->dev, "error from flowcontrol urb\n");
2402 		}
2403 	}
2404 	/* drop RTS and DTR */
2405 	if (on)
2406 		set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2407 	else
2408 		clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2409 }
2410 
2411 /* The SIO requires the first byte to have:
2412  *  B0 1
2413  *  B1 0
2414  *  B2..7 length of message excluding byte 0
2415  *
2416  * The new devices do not require this byte
2417  */
ftdi_prepare_write_buffer(struct usb_serial_port * port,void * dest,size_t size)2418 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
2419 						void *dest, size_t size)
2420 {
2421 	struct ftdi_private *priv;
2422 	int count;
2423 	unsigned long flags;
2424 
2425 	priv = usb_get_serial_port_data(port);
2426 
2427 	if (priv->chip_type == SIO) {
2428 		unsigned char *buffer = dest;
2429 		int i, len, c;
2430 
2431 		count = 0;
2432 		spin_lock_irqsave(&port->lock, flags);
2433 		for (i = 0; i < size - 1; i += priv->max_packet_size) {
2434 			len = min_t(int, size - i, priv->max_packet_size) - 1;
2435 			c = kfifo_out(&port->write_fifo, &buffer[i + 1], len);
2436 			if (!c)
2437 				break;
2438 			port->icount.tx += c;
2439 			buffer[i] = (c << 2) + 1;
2440 			count += c + 1;
2441 		}
2442 		spin_unlock_irqrestore(&port->lock, flags);
2443 	} else {
2444 		count = kfifo_out_locked(&port->write_fifo, dest, size,
2445 								&port->lock);
2446 		port->icount.tx += count;
2447 	}
2448 
2449 	return count;
2450 }
2451 
2452 #define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
2453 
ftdi_process_packet(struct usb_serial_port * port,struct ftdi_private * priv,unsigned char * buf,int len)2454 static int ftdi_process_packet(struct usb_serial_port *port,
2455 		struct ftdi_private *priv, unsigned char *buf, int len)
2456 {
2457 	unsigned char status;
2458 	bool brkint = false;
2459 	int i;
2460 	char flag;
2461 
2462 	if (len < 2) {
2463 		dev_dbg(&port->dev, "malformed packet\n");
2464 		return 0;
2465 	}
2466 
2467 	/* Compare new line status to the old one, signal if different/
2468 	   N.B. packet may be processed more than once, but differences
2469 	   are only processed once.  */
2470 	status = buf[0] & FTDI_STATUS_B0_MASK;
2471 	if (status != priv->prev_status) {
2472 		char diff_status = status ^ priv->prev_status;
2473 
2474 		if (diff_status & FTDI_RS0_CTS)
2475 			port->icount.cts++;
2476 		if (diff_status & FTDI_RS0_DSR)
2477 			port->icount.dsr++;
2478 		if (diff_status & FTDI_RS0_RI)
2479 			port->icount.rng++;
2480 		if (diff_status & FTDI_RS0_RLSD) {
2481 			struct tty_struct *tty;
2482 
2483 			port->icount.dcd++;
2484 			tty = tty_port_tty_get(&port->port);
2485 			if (tty)
2486 				usb_serial_handle_dcd_change(port, tty,
2487 						status & FTDI_RS0_RLSD);
2488 			tty_kref_put(tty);
2489 		}
2490 
2491 		wake_up_interruptible(&port->port.delta_msr_wait);
2492 		priv->prev_status = status;
2493 	}
2494 
2495 	/* save if the transmitter is empty or not */
2496 	if (buf[1] & FTDI_RS_TEMT)
2497 		priv->transmit_empty = 1;
2498 	else
2499 		priv->transmit_empty = 0;
2500 
2501 	if (len == 2)
2502 		return 0;	/* status only */
2503 
2504 	/*
2505 	 * Break and error status must only be processed for packets with
2506 	 * data payload to avoid over-reporting.
2507 	 */
2508 	flag = TTY_NORMAL;
2509 	if (buf[1] & FTDI_RS_ERR_MASK) {
2510 		/*
2511 		 * Break takes precedence over parity, which takes precedence
2512 		 * over framing errors. Note that break is only associated
2513 		 * with the last character in the buffer and only when it's a
2514 		 * NUL.
2515 		 */
2516 		if (buf[1] & FTDI_RS_BI && buf[len - 1] == '\0') {
2517 			port->icount.brk++;
2518 			brkint = true;
2519 		}
2520 		if (buf[1] & FTDI_RS_PE) {
2521 			flag = TTY_PARITY;
2522 			port->icount.parity++;
2523 		} else if (buf[1] & FTDI_RS_FE) {
2524 			flag = TTY_FRAME;
2525 			port->icount.frame++;
2526 		}
2527 		/* Overrun is special, not associated with a char */
2528 		if (buf[1] & FTDI_RS_OE) {
2529 			port->icount.overrun++;
2530 			tty_insert_flip_char(&port->port, 0, TTY_OVERRUN);
2531 		}
2532 	}
2533 
2534 	port->icount.rx += len - 2;
2535 
2536 	if (brkint || port->sysrq) {
2537 		for (i = 2; i < len; i++) {
2538 			if (brkint && i == len - 1) {
2539 				if (usb_serial_handle_break(port))
2540 					return len - 3;
2541 				flag = TTY_BREAK;
2542 			}
2543 			if (usb_serial_handle_sysrq_char(port, buf[i]))
2544 				continue;
2545 			tty_insert_flip_char(&port->port, buf[i], flag);
2546 		}
2547 	} else {
2548 		tty_insert_flip_string_fixed_flag(&port->port, buf + 2, flag,
2549 				len - 2);
2550 	}
2551 
2552 	return len - 2;
2553 }
2554 
ftdi_process_read_urb(struct urb * urb)2555 static void ftdi_process_read_urb(struct urb *urb)
2556 {
2557 	struct usb_serial_port *port = urb->context;
2558 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2559 	char *data = urb->transfer_buffer;
2560 	int i;
2561 	int len;
2562 	int count = 0;
2563 
2564 	for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
2565 		len = min_t(int, urb->actual_length - i, priv->max_packet_size);
2566 		count += ftdi_process_packet(port, priv, &data[i], len);
2567 	}
2568 
2569 	if (count)
2570 		tty_flip_buffer_push(&port->port);
2571 }
2572 
ftdi_break_ctl(struct tty_struct * tty,int break_state)2573 static int ftdi_break_ctl(struct tty_struct *tty, int break_state)
2574 {
2575 	struct usb_serial_port *port = tty->driver_data;
2576 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2577 	u16 value;
2578 	int ret;
2579 
2580 	/* break_state = -1 to turn on break, and 0 to turn off break */
2581 	/* see drivers/char/tty_io.c to see it used */
2582 	/* last_set_data_value NEVER has the break bit set in it */
2583 
2584 	if (break_state)
2585 		value = priv->last_set_data_value | FTDI_SIO_SET_BREAK;
2586 	else
2587 		value = priv->last_set_data_value;
2588 
2589 	ret = usb_control_msg(port->serial->dev,
2590 			usb_sndctrlpipe(port->serial->dev, 0),
2591 			FTDI_SIO_SET_DATA_REQUEST,
2592 			FTDI_SIO_SET_DATA_REQUEST_TYPE,
2593 			value, priv->channel,
2594 			NULL, 0, WDR_TIMEOUT);
2595 	if (ret < 0) {
2596 		dev_err(&port->dev, "%s FAILED to enable/disable break state (state was %d)\n",
2597 			__func__, break_state);
2598 		return ret;
2599 	}
2600 
2601 	dev_dbg(&port->dev, "%s break state is %d - urb is %d\n", __func__,
2602 		break_state, value);
2603 
2604 	return 0;
2605 }
2606 
ftdi_tx_empty(struct usb_serial_port * port)2607 static bool ftdi_tx_empty(struct usb_serial_port *port)
2608 {
2609 	unsigned char buf[2];
2610 	int ret;
2611 
2612 	ret = ftdi_get_modem_status(port, buf);
2613 	if (ret == 2) {
2614 		if (!(buf[1] & FTDI_RS_TEMT))
2615 			return false;
2616 	}
2617 
2618 	return true;
2619 }
2620 
2621 /* old_termios contains the original termios settings and tty->termios contains
2622  * the new setting to be used
2623  * WARNING: set_termios calls this with old_termios in kernel space
2624  */
ftdi_set_termios(struct tty_struct * tty,struct usb_serial_port * port,const struct ktermios * old_termios)2625 static void ftdi_set_termios(struct tty_struct *tty,
2626 		             struct usb_serial_port *port,
2627 		             const struct ktermios *old_termios)
2628 {
2629 	struct usb_device *dev = port->serial->dev;
2630 	struct device *ddev = &port->dev;
2631 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2632 	struct ktermios *termios = &tty->termios;
2633 	unsigned int cflag;
2634 	u16 value, index;
2635 	int ret;
2636 
2637 	/* Force baud rate if this device requires it, unless it is set to
2638 	   B0. */
2639 	if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
2640 		dev_dbg(ddev, "%s: forcing baud rate for this device\n", __func__);
2641 		tty_encode_baud_rate(tty, priv->force_baud,
2642 					priv->force_baud);
2643 	}
2644 
2645 	/* Force RTS-CTS if this device requires it. */
2646 	if (priv->force_rtscts) {
2647 		dev_dbg(ddev, "%s: forcing rtscts for this device\n", __func__);
2648 		termios->c_cflag |= CRTSCTS;
2649 	}
2650 
2651 	/*
2652 	 * All FTDI UART chips are limited to CS7/8. We shouldn't pretend to
2653 	 * support CS5/6 and revert the CSIZE setting instead.
2654 	 *
2655 	 * CS5 however is used to control some smartcard readers which abuse
2656 	 * this limitation to switch modes. Original FTDI chips fall back to
2657 	 * eight data bits.
2658 	 *
2659 	 * TODO: Implement a quirk to only allow this with mentioned
2660 	 *       readers. One I know of (Argolis Smartreader V1)
2661 	 *       returns "USB smartcard server" as iInterface string.
2662 	 *       The vendor didn't bother with a custom VID/PID of
2663 	 *       course.
2664 	 */
2665 	if (C_CSIZE(tty) == CS6) {
2666 		dev_warn(ddev, "requested CSIZE setting not supported\n");
2667 
2668 		termios->c_cflag &= ~CSIZE;
2669 		if (old_termios)
2670 			termios->c_cflag |= old_termios->c_cflag & CSIZE;
2671 		else
2672 			termios->c_cflag |= CS8;
2673 	}
2674 
2675 	cflag = termios->c_cflag;
2676 
2677 	if (!old_termios)
2678 		goto no_skip;
2679 
2680 	if (old_termios->c_cflag == termios->c_cflag
2681 	    && old_termios->c_ispeed == termios->c_ispeed
2682 	    && old_termios->c_ospeed == termios->c_ospeed)
2683 		goto no_c_cflag_changes;
2684 
2685 	/* NOTE These routines can get interrupted by
2686 	   ftdi_sio_read_bulk_callback  - need to examine what this means -
2687 	   don't see any problems yet */
2688 
2689 	if ((old_termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)) ==
2690 	    (termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
2691 		goto no_data_parity_stop_changes;
2692 
2693 no_skip:
2694 	/* Set number of data bits, parity, stop bits */
2695 
2696 	value = 0;
2697 	value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
2698 			FTDI_SIO_SET_DATA_STOP_BITS_1);
2699 	if (cflag & PARENB) {
2700 		if (cflag & CMSPAR)
2701 			value |= cflag & PARODD ?
2702 					FTDI_SIO_SET_DATA_PARITY_MARK :
2703 					FTDI_SIO_SET_DATA_PARITY_SPACE;
2704 		else
2705 			value |= cflag & PARODD ?
2706 					FTDI_SIO_SET_DATA_PARITY_ODD :
2707 					FTDI_SIO_SET_DATA_PARITY_EVEN;
2708 	} else {
2709 		value |= FTDI_SIO_SET_DATA_PARITY_NONE;
2710 	}
2711 	switch (cflag & CSIZE) {
2712 	case CS5:
2713 		dev_dbg(ddev, "Setting CS5 quirk\n");
2714 		break;
2715 	case CS7:
2716 		value |= 7;
2717 		dev_dbg(ddev, "Setting CS7\n");
2718 		break;
2719 	default:
2720 	case CS8:
2721 		value |= 8;
2722 		dev_dbg(ddev, "Setting CS8\n");
2723 		break;
2724 	}
2725 
2726 	/* This is needed by the break command since it uses the same command
2727 	   - but is or'ed with this value  */
2728 	priv->last_set_data_value = value;
2729 
2730 	if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2731 			    FTDI_SIO_SET_DATA_REQUEST,
2732 			    FTDI_SIO_SET_DATA_REQUEST_TYPE,
2733 			    value, priv->channel,
2734 			    NULL, 0, WDR_SHORT_TIMEOUT) < 0) {
2735 		dev_err(ddev, "%s FAILED to set databits/stopbits/parity\n",
2736 			__func__);
2737 	}
2738 
2739 	/* Now do the baudrate */
2740 no_data_parity_stop_changes:
2741 	if ((cflag & CBAUD) == B0) {
2742 		/* Disable flow control */
2743 		if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2744 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2745 				    FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2746 				    0, priv->channel,
2747 				    NULL, 0, WDR_TIMEOUT) < 0) {
2748 			dev_err(ddev, "%s error from disable flowcontrol urb\n",
2749 				__func__);
2750 		}
2751 		/* Drop RTS and DTR */
2752 		clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2753 	} else {
2754 		/* set the baudrate determined before */
2755 		mutex_lock(&priv->cfg_lock);
2756 		if (change_speed(tty, port))
2757 			dev_err(ddev, "%s urb failed to set baudrate\n", __func__);
2758 		mutex_unlock(&priv->cfg_lock);
2759 		/* Ensure RTS and DTR are raised when baudrate changed from 0 */
2760 		if (old_termios && (old_termios->c_cflag & CBAUD) == B0)
2761 			set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2762 	}
2763 
2764 no_c_cflag_changes:
2765 	/* Set hardware-assisted flow control */
2766 	value = 0;
2767 
2768 	if (C_CRTSCTS(tty)) {
2769 		dev_dbg(&port->dev, "enabling rts/cts flow control\n");
2770 		index = FTDI_SIO_RTS_CTS_HS;
2771 	} else if (I_IXON(tty)) {
2772 		dev_dbg(&port->dev, "enabling xon/xoff flow control\n");
2773 		index = FTDI_SIO_XON_XOFF_HS;
2774 		value = STOP_CHAR(tty) << 8 | START_CHAR(tty);
2775 	} else {
2776 		dev_dbg(&port->dev, "disabling flow control\n");
2777 		index = FTDI_SIO_DISABLE_FLOW_CTRL;
2778 	}
2779 
2780 	index |= priv->channel;
2781 
2782 	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2783 			FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2784 			FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2785 			value, index, NULL, 0, WDR_TIMEOUT);
2786 	if (ret < 0)
2787 		dev_err(&port->dev, "failed to set flow control: %d\n", ret);
2788 }
2789 
2790 /*
2791  * Get modem-control status.
2792  *
2793  * Returns the number of status bytes retrieved (device dependant), or
2794  * negative error code.
2795  */
ftdi_get_modem_status(struct usb_serial_port * port,unsigned char status[2])2796 static int ftdi_get_modem_status(struct usb_serial_port *port,
2797 						unsigned char status[2])
2798 {
2799 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2800 	unsigned char *buf;
2801 	int len;
2802 	int ret;
2803 
2804 	buf = kmalloc(2, GFP_KERNEL);
2805 	if (!buf)
2806 		return -ENOMEM;
2807 	/*
2808 	 * The device returns a two byte value (the SIO a 1 byte value) in the
2809 	 * same format as the data returned from the IN endpoint.
2810 	 */
2811 	if (priv->chip_type == SIO)
2812 		len = 1;
2813 	else
2814 		len = 2;
2815 
2816 	ret = usb_control_msg(port->serial->dev,
2817 			usb_rcvctrlpipe(port->serial->dev, 0),
2818 			FTDI_SIO_GET_MODEM_STATUS_REQUEST,
2819 			FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
2820 			0, priv->channel,
2821 			buf, len, WDR_TIMEOUT);
2822 
2823 	/* NOTE: We allow short responses and handle that below. */
2824 	if (ret < 1) {
2825 		dev_err(&port->dev, "failed to get modem status: %d\n", ret);
2826 		if (ret >= 0)
2827 			ret = -EIO;
2828 		ret = usb_translate_errors(ret);
2829 		goto out;
2830 	}
2831 
2832 	status[0] = buf[0];
2833 	if (ret > 1)
2834 		status[1] = buf[1];
2835 	else
2836 		status[1] = 0;
2837 
2838 	dev_dbg(&port->dev, "%s - 0x%02x%02x\n", __func__, status[0],
2839 								status[1]);
2840 out:
2841 	kfree(buf);
2842 
2843 	return ret;
2844 }
2845 
ftdi_tiocmget(struct tty_struct * tty)2846 static int ftdi_tiocmget(struct tty_struct *tty)
2847 {
2848 	struct usb_serial_port *port = tty->driver_data;
2849 	struct ftdi_private *priv = usb_get_serial_port_data(port);
2850 	unsigned char buf[2];
2851 	int ret;
2852 
2853 	ret = ftdi_get_modem_status(port, buf);
2854 	if (ret < 0)
2855 		return ret;
2856 
2857 	ret =	(buf[0] & FTDI_SIO_DSR_MASK  ? TIOCM_DSR : 0) |
2858 		(buf[0] & FTDI_SIO_CTS_MASK  ? TIOCM_CTS : 0) |
2859 		(buf[0] & FTDI_SIO_RI_MASK   ? TIOCM_RI  : 0) |
2860 		(buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD  : 0) |
2861 		priv->last_dtr_rts;
2862 
2863 	return ret;
2864 }
2865 
ftdi_tiocmset(struct tty_struct * tty,unsigned int set,unsigned int clear)2866 static int ftdi_tiocmset(struct tty_struct *tty,
2867 			unsigned int set, unsigned int clear)
2868 {
2869 	struct usb_serial_port *port = tty->driver_data;
2870 
2871 	return update_mctrl(port, set, clear);
2872 }
2873 
ftdi_ioctl(struct tty_struct * tty,unsigned int cmd,unsigned long arg)2874 static int ftdi_ioctl(struct tty_struct *tty,
2875 					unsigned int cmd, unsigned long arg)
2876 {
2877 	struct usb_serial_port *port = tty->driver_data;
2878 	void __user *argp = (void __user *)arg;
2879 
2880 	switch (cmd) {
2881 	case TIOCSERGETLSR:
2882 		return get_lsr_info(port, argp);
2883 	default:
2884 		break;
2885 	}
2886 
2887 	return -ENOIOCTLCMD;
2888 }
2889 
2890 static struct usb_serial_driver ftdi_device = {
2891 	.driver = {
2892 		.name =		"ftdi_sio",
2893 		.dev_groups =	ftdi_groups,
2894 	},
2895 	.description =		"FTDI USB Serial Device",
2896 	.id_table =		id_table_combined,
2897 	.num_ports =		1,
2898 	.bulk_in_size =		512,
2899 	.bulk_out_size =	256,
2900 	.probe =		ftdi_probe,
2901 	.port_probe =		ftdi_port_probe,
2902 	.port_remove =		ftdi_port_remove,
2903 	.open =			ftdi_open,
2904 	.dtr_rts =		ftdi_dtr_rts,
2905 	.throttle =		usb_serial_generic_throttle,
2906 	.unthrottle =		usb_serial_generic_unthrottle,
2907 	.process_read_urb =	ftdi_process_read_urb,
2908 	.prepare_write_buffer =	ftdi_prepare_write_buffer,
2909 	.tiocmget =		ftdi_tiocmget,
2910 	.tiocmset =		ftdi_tiocmset,
2911 	.tiocmiwait =		usb_serial_generic_tiocmiwait,
2912 	.get_icount =		usb_serial_generic_get_icount,
2913 	.ioctl =		ftdi_ioctl,
2914 	.get_serial =		get_serial_info,
2915 	.set_serial =		set_serial_info,
2916 	.set_termios =		ftdi_set_termios,
2917 	.break_ctl =		ftdi_break_ctl,
2918 	.tx_empty =		ftdi_tx_empty,
2919 };
2920 
2921 static struct usb_serial_driver * const serial_drivers[] = {
2922 	&ftdi_device, NULL
2923 };
2924 module_usb_serial_driver(serial_drivers, id_table_combined);
2925 
2926 MODULE_AUTHOR(DRIVER_AUTHOR);
2927 MODULE_DESCRIPTION(DRIVER_DESC);
2928 MODULE_LICENSE("GPL");
2929 
2930 module_param(ndi_latency_timer, int, 0644);
2931 MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override");
2932