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1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * USB FTDI SIO driver
4 *
5 * Copyright (C) 2009 - 2013
6 * Johan Hovold (jhovold@gmail.com)
7 * Copyright (C) 1999 - 2001
8 * Greg Kroah-Hartman (greg@kroah.com)
9 * Bill Ryder (bryder@sgi.com)
10 * Copyright (C) 2002
11 * Kuba Ober (kuba@mareimbrium.org)
12 *
13 * See Documentation/usb/usb-serial.txt for more information on using this
14 * driver
15 *
16 * See http://ftdi-usb-sio.sourceforge.net for up to date testing info
17 * and extra documentation
18 *
19 * Change entries from 2004 and earlier can be found in versions of this
20 * file in kernel versions prior to the 2.6.24 release.
21 *
22 */
23
24 /* Bill Ryder - bryder@sgi.com - wrote the FTDI_SIO implementation */
25 /* Thanx to FTDI for so kindly providing details of the protocol required */
26 /* to talk to the device */
27 /* Thanx to gkh and the rest of the usb dev group for all code I have
28 assimilated :-) */
29
30 #include <linux/kernel.h>
31 #include <linux/errno.h>
32 #include <linux/slab.h>
33 #include <linux/tty.h>
34 #include <linux/tty_driver.h>
35 #include <linux/tty_flip.h>
36 #include <linux/module.h>
37 #include <linux/spinlock.h>
38 #include <linux/mutex.h>
39 #include <linux/uaccess.h>
40 #include <linux/usb.h>
41 #include <linux/serial.h>
42 #include <linux/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
51 struct ftdi_private {
52 enum ftdi_chip_type chip_type;
53 /* type of device, either SIO or FT8U232AM */
54 int baud_base; /* baud base clock for divisor setting */
55 int custom_divisor; /* custom_divisor kludge, this is for
56 baud_base (different from what goes to the
57 chip!) */
58 u16 last_set_data_value; /* the last data state set - needed for doing
59 * a break
60 */
61 int flags; /* some ASYNC_xxxx flags are supported */
62 unsigned long last_dtr_rts; /* saved modem control outputs */
63 char prev_status; /* Used for TIOCMIWAIT */
64 char transmit_empty; /* If transmitter is empty or not */
65 u16 interface; /* FT2232C, FT2232H or FT4232H port interface
66 (0 for FT232/245) */
67
68 speed_t force_baud; /* if non-zero, force the baud rate to
69 this value */
70 int force_rtscts; /* if non-zero, force RTS-CTS to always
71 be enabled */
72
73 unsigned int latency; /* latency setting in use */
74 unsigned short max_packet_size;
75 struct mutex cfg_lock; /* Avoid mess by parallel calls of config ioctl() and change_speed() */
76 #ifdef CONFIG_GPIOLIB
77 struct gpio_chip gc;
78 struct mutex gpio_lock; /* protects GPIO state */
79 bool gpio_registered; /* is the gpiochip in kernel registered */
80 bool gpio_used; /* true if the user requested a gpio */
81 u8 gpio_altfunc; /* which pins are in gpio mode */
82 u8 gpio_output; /* pin directions cache */
83 u8 gpio_value; /* pin value for outputs */
84 #endif
85 };
86
87 /* struct ftdi_sio_quirk is used by devices requiring special attention. */
88 struct ftdi_sio_quirk {
89 int (*probe)(struct usb_serial *);
90 /* Special settings for probed ports. */
91 void (*port_probe)(struct ftdi_private *);
92 };
93
94 static int ftdi_jtag_probe(struct usb_serial *serial);
95 static int ftdi_NDI_device_setup(struct usb_serial *serial);
96 static int ftdi_stmclite_probe(struct usb_serial *serial);
97 static int ftdi_8u2232c_probe(struct usb_serial *serial);
98 static void ftdi_USB_UIRT_setup(struct ftdi_private *priv);
99 static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv);
100
101 static const struct ftdi_sio_quirk ftdi_jtag_quirk = {
102 .probe = ftdi_jtag_probe,
103 };
104
105 static const struct ftdi_sio_quirk ftdi_NDI_device_quirk = {
106 .probe = ftdi_NDI_device_setup,
107 };
108
109 static const struct ftdi_sio_quirk ftdi_USB_UIRT_quirk = {
110 .port_probe = ftdi_USB_UIRT_setup,
111 };
112
113 static const struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
114 .port_probe = ftdi_HE_TIRA1_setup,
115 };
116
117 static const struct ftdi_sio_quirk ftdi_stmclite_quirk = {
118 .probe = ftdi_stmclite_probe,
119 };
120
121 static const struct ftdi_sio_quirk ftdi_8u2232c_quirk = {
122 .probe = ftdi_8u2232c_probe,
123 };
124
125 /*
126 * The 8U232AM has the same API as the sio except for:
127 * - it can support MUCH higher baudrates; up to:
128 * o 921600 for RS232 and 2000000 for RS422/485 at 48MHz
129 * o 230400 at 12MHz
130 * so .. 8U232AM's baudrate setting codes are different
131 * - it has a two byte status code.
132 * - it returns characters every 16ms (the FTDI does it every 40ms)
133 *
134 * the bcdDevice value is used to differentiate FT232BM and FT245BM from
135 * the earlier FT8U232AM and FT8U232BM. For now, include all known VID/PID
136 * combinations in both tables.
137 * FIXME: perhaps bcdDevice can also identify 12MHz FT8U232AM devices,
138 * but I don't know if those ever went into mass production. [Ian Abbott]
139 */
140
141
142
143 /*
144 * Device ID not listed? Test it using
145 * /sys/bus/usb-serial/drivers/ftdi_sio/new_id and send a patch or report.
146 */
147 static const struct usb_device_id id_table_combined[] = {
148 { USB_DEVICE(FTDI_VID, FTDI_BRICK_PID) },
149 { USB_DEVICE(FTDI_VID, FTDI_ZEITCONTROL_TAGTRACE_MIFARE_PID) },
150 { USB_DEVICE(FTDI_VID, FTDI_CTI_MINI_PID) },
151 { USB_DEVICE(FTDI_VID, FTDI_CTI_NANO_PID) },
152 { USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) },
153 { USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) },
154 { USB_DEVICE(FTDI_VID, FTDI_CANDAPTER_PID) },
155 { USB_DEVICE(FTDI_VID, FTDI_BM_ATOM_NANO_PID) },
156 { USB_DEVICE(FTDI_VID, FTDI_NXTCAM_PID) },
157 { USB_DEVICE(FTDI_VID, FTDI_EV3CON_PID) },
158 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) },
159 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) },
160 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) },
161 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_3_PID) },
162 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_4_PID) },
163 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_5_PID) },
164 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_6_PID) },
165 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_7_PID) },
166 { USB_DEVICE(FTDI_VID, FTDI_USINT_CAT_PID) },
167 { USB_DEVICE(FTDI_VID, FTDI_USINT_WKEY_PID) },
168 { USB_DEVICE(FTDI_VID, FTDI_USINT_RS232_PID) },
169 { USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) },
170 { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
171 { USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
172 { USB_DEVICE(FTDI_VID, FTDI_IPLUS2_PID) },
173 { USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) },
174 { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
175 { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
176 { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
177 { USB_DEVICE(FTDI_VID, FTDI_232RL_PID) },
178 { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) ,
179 .driver_info = (kernel_ulong_t)&ftdi_8u2232c_quirk },
180 { USB_DEVICE(FTDI_VID, FTDI_4232H_PID) },
181 { USB_DEVICE(FTDI_VID, FTDI_232H_PID) },
182 { USB_DEVICE(FTDI_VID, FTDI_FTX_PID) },
183 { USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) },
184 { USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) },
185 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) },
186 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_SNIFFER_PID) },
187 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_THROTTLE_PID) },
188 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GATEWAY_PID) },
189 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_PID) },
190 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GBM_BOOST_PID) },
191 { USB_DEVICE(NEWPORT_VID, NEWPORT_AGILIS_PID) },
192 { USB_DEVICE(NEWPORT_VID, NEWPORT_CONEX_CC_PID) },
193 { USB_DEVICE(NEWPORT_VID, NEWPORT_CONEX_AGP_PID) },
194 { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
195 { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
196 { USB_DEVICE(FTDI_VID, FTDI_SPROG_II) },
197 { USB_DEVICE(FTDI_VID, FTDI_TAGSYS_LP101_PID) },
198 { USB_DEVICE(FTDI_VID, FTDI_TAGSYS_P200X_PID) },
199 { USB_DEVICE(FTDI_VID, FTDI_LENZ_LIUSB_PID) },
200 { USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) },
201 { USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) },
202 { USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) },
203 { USB_DEVICE(FTDI_VID, FTDI_XF_633_PID) },
204 { USB_DEVICE(FTDI_VID, FTDI_XF_631_PID) },
205 { USB_DEVICE(FTDI_VID, FTDI_XF_635_PID) },
206 { USB_DEVICE(FTDI_VID, FTDI_XF_640_PID) },
207 { USB_DEVICE(FTDI_VID, FTDI_XF_642_PID) },
208 { USB_DEVICE(FTDI_VID, FTDI_DSS20_PID) },
209 { USB_DEVICE(FTDI_VID, FTDI_URBAN_0_PID) },
210 { USB_DEVICE(FTDI_VID, FTDI_URBAN_1_PID) },
211 { USB_DEVICE(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID) },
212 { USB_DEVICE(FTDI_VID, FTDI_VNHCPCUSB_D_PID) },
213 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_0_PID) },
214 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_1_PID) },
215 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_2_PID) },
216 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_3_PID) },
217 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_4_PID) },
218 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_5_PID) },
219 { USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) },
220 { USB_DEVICE(FTDI_VID, FTDI_R2000KU_TRUE_RNG) },
221 { USB_DEVICE(FTDI_VID, FTDI_VARDAAN_PID) },
222 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0100_PID) },
223 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0101_PID) },
224 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0102_PID) },
225 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0103_PID) },
226 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0104_PID) },
227 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0105_PID) },
228 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0106_PID) },
229 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0107_PID) },
230 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0108_PID) },
231 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0109_PID) },
232 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010A_PID) },
233 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010B_PID) },
234 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010C_PID) },
235 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010D_PID) },
236 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010E_PID) },
237 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010F_PID) },
238 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0110_PID) },
239 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0111_PID) },
240 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0112_PID) },
241 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0113_PID) },
242 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0114_PID) },
243 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0115_PID) },
244 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0116_PID) },
245 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0117_PID) },
246 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0118_PID) },
247 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0119_PID) },
248 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011A_PID) },
249 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011B_PID) },
250 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011C_PID) },
251 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011D_PID) },
252 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011E_PID) },
253 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011F_PID) },
254 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0120_PID) },
255 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0121_PID) },
256 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0122_PID) },
257 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0123_PID) },
258 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0124_PID) },
259 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0125_PID) },
260 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0126_PID) },
261 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID) },
262 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0128_PID) },
263 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0129_PID) },
264 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012A_PID) },
265 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012B_PID) },
266 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID) },
267 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012D_PID) },
268 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012E_PID) },
269 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012F_PID) },
270 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0130_PID) },
271 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0131_PID) },
272 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0132_PID) },
273 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0133_PID) },
274 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0134_PID) },
275 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0135_PID) },
276 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0136_PID) },
277 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0137_PID) },
278 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0138_PID) },
279 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0139_PID) },
280 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013A_PID) },
281 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013B_PID) },
282 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013C_PID) },
283 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013D_PID) },
284 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013E_PID) },
285 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013F_PID) },
286 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0140_PID) },
287 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0141_PID) },
288 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0142_PID) },
289 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0143_PID) },
290 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0144_PID) },
291 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0145_PID) },
292 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0146_PID) },
293 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0147_PID) },
294 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0148_PID) },
295 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0149_PID) },
296 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014A_PID) },
297 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014B_PID) },
298 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014C_PID) },
299 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014D_PID) },
300 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014E_PID) },
301 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014F_PID) },
302 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0150_PID) },
303 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0151_PID) },
304 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0152_PID) },
305 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID) },
306 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID) },
307 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID) },
308 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID) },
309 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID) },
310 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID) },
311 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0159_PID) },
312 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015A_PID) },
313 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015B_PID) },
314 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015C_PID) },
315 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015D_PID) },
316 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015E_PID) },
317 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015F_PID) },
318 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0160_PID) },
319 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0161_PID) },
320 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0162_PID) },
321 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0163_PID) },
322 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0164_PID) },
323 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0165_PID) },
324 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0166_PID) },
325 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0167_PID) },
326 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0168_PID) },
327 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0169_PID) },
328 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016A_PID) },
329 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016B_PID) },
330 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016C_PID) },
331 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016D_PID) },
332 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016E_PID) },
333 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016F_PID) },
334 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0170_PID) },
335 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0171_PID) },
336 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0172_PID) },
337 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0173_PID) },
338 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0174_PID) },
339 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0175_PID) },
340 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0176_PID) },
341 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0177_PID) },
342 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0178_PID) },
343 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0179_PID) },
344 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017A_PID) },
345 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017B_PID) },
346 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017C_PID) },
347 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017D_PID) },
348 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017E_PID) },
349 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017F_PID) },
350 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0180_PID) },
351 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0181_PID) },
352 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0182_PID) },
353 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0183_PID) },
354 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0184_PID) },
355 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0185_PID) },
356 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0186_PID) },
357 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0187_PID) },
358 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0188_PID) },
359 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0189_PID) },
360 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018A_PID) },
361 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018B_PID) },
362 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018C_PID) },
363 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018D_PID) },
364 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018E_PID) },
365 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018F_PID) },
366 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0190_PID) },
367 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0191_PID) },
368 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0192_PID) },
369 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0193_PID) },
370 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0194_PID) },
371 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0195_PID) },
372 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0196_PID) },
373 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0197_PID) },
374 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0198_PID) },
375 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0199_PID) },
376 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019A_PID) },
377 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019B_PID) },
378 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019C_PID) },
379 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019D_PID) },
380 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019E_PID) },
381 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019F_PID) },
382 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A0_PID) },
383 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A1_PID) },
384 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A2_PID) },
385 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A3_PID) },
386 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A4_PID) },
387 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A5_PID) },
388 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A6_PID) },
389 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A7_PID) },
390 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A8_PID) },
391 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A9_PID) },
392 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AA_PID) },
393 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AB_PID) },
394 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AC_PID) },
395 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AD_PID) },
396 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AE_PID) },
397 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AF_PID) },
398 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B0_PID) },
399 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B1_PID) },
400 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B2_PID) },
401 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B3_PID) },
402 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B4_PID) },
403 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B5_PID) },
404 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B6_PID) },
405 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B7_PID) },
406 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B8_PID) },
407 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B9_PID) },
408 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BA_PID) },
409 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BB_PID) },
410 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BC_PID) },
411 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BD_PID) },
412 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BE_PID) },
413 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BF_PID) },
414 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C0_PID) },
415 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C1_PID) },
416 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C2_PID) },
417 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C3_PID) },
418 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C4_PID) },
419 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C5_PID) },
420 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C6_PID) },
421 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C7_PID) },
422 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C8_PID) },
423 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C9_PID) },
424 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CA_PID) },
425 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CB_PID) },
426 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CC_PID) },
427 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CD_PID) },
428 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CE_PID) },
429 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CF_PID) },
430 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D0_PID) },
431 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D1_PID) },
432 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D2_PID) },
433 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D3_PID) },
434 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D4_PID) },
435 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D5_PID) },
436 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D6_PID) },
437 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D7_PID) },
438 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D8_PID) },
439 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D9_PID) },
440 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DA_PID) },
441 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DB_PID) },
442 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DC_PID) },
443 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DD_PID) },
444 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DE_PID) },
445 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DF_PID) },
446 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E0_PID) },
447 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E1_PID) },
448 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E2_PID) },
449 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E3_PID) },
450 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E4_PID) },
451 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E5_PID) },
452 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E6_PID) },
453 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E7_PID) },
454 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E8_PID) },
455 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E9_PID) },
456 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EA_PID) },
457 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EB_PID) },
458 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EC_PID) },
459 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01ED_PID) },
460 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EE_PID) },
461 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EF_PID) },
462 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F0_PID) },
463 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F1_PID) },
464 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F2_PID) },
465 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F3_PID) },
466 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F4_PID) },
467 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F5_PID) },
468 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F6_PID) },
469 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F7_PID) },
470 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F8_PID) },
471 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F9_PID) },
472 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FA_PID) },
473 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FB_PID) },
474 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FC_PID) },
475 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) },
476 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) },
477 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) },
478 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_4701_PID) },
479 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9300_PID) },
480 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9301_PID) },
481 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9302_PID) },
482 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9303_PID) },
483 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9304_PID) },
484 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9305_PID) },
485 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9306_PID) },
486 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9307_PID) },
487 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9308_PID) },
488 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9309_PID) },
489 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930A_PID) },
490 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930B_PID) },
491 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930C_PID) },
492 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930D_PID) },
493 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930E_PID) },
494 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930F_PID) },
495 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9310_PID) },
496 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9311_PID) },
497 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9312_PID) },
498 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9313_PID) },
499 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9314_PID) },
500 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9315_PID) },
501 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9316_PID) },
502 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9317_PID) },
503 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9318_PID) },
504 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9319_PID) },
505 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931A_PID) },
506 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931B_PID) },
507 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931C_PID) },
508 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931D_PID) },
509 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931E_PID) },
510 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931F_PID) },
511 { USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) },
512 { USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) },
513 { USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) },
514 { USB_DEVICE(FTDI_VID, FTDI_USBX_707_PID) },
515 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) },
516 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) },
517 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2103_PID) },
518 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2104_PID) },
519 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2106_PID) },
520 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_1_PID) },
521 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_2_PID) },
522 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_1_PID) },
523 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_2_PID) },
524 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_1_PID) },
525 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_2_PID) },
526 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_1_PID) },
527 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_2_PID) },
528 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_3_PID) },
529 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_4_PID) },
530 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_1_PID) },
531 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_2_PID) },
532 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_3_PID) },
533 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_4_PID) },
534 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_1_PID) },
535 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_2_PID) },
536 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_3_PID) },
537 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_4_PID) },
538 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_1_PID) },
539 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_2_PID) },
540 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_3_PID) },
541 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_4_PID) },
542 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_5_PID) },
543 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_6_PID) },
544 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_7_PID) },
545 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_8_PID) },
546 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_1_PID) },
547 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_2_PID) },
548 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_3_PID) },
549 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_4_PID) },
550 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_5_PID) },
551 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_6_PID) },
552 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_7_PID) },
553 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_8_PID) },
554 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_1_PID) },
555 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_2_PID) },
556 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_3_PID) },
557 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_4_PID) },
558 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_5_PID) },
559 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_6_PID) },
560 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_7_PID) },
561 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) },
562 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_1_PID) },
563 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_2_PID) },
564 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_3_PID) },
565 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_4_PID) },
566 { USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) },
567 { USB_DEVICE(OCT_VID, OCT_US101_PID) },
568 { USB_DEVICE(OCT_VID, OCT_DK201_PID) },
569 { USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID),
570 .driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk },
571 { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID),
572 .driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk },
573 { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) },
574 { USB_DEVICE(FTDI_VID, PROTEGO_R2X0) },
575 { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) },
576 { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) },
577 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) },
578 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) },
579 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) },
580 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) },
581 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) },
582 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) },
583 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) },
584 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) },
585 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) },
586 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) },
587 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) },
588 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) },
589 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) },
590 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) },
591 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) },
592 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) },
593 { USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
594 { USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) },
595 { USB_DEVICE(FTDI_VID, FTDI_ELV_UR100_PID) },
596 { USB_DEVICE(FTDI_VID, FTDI_ELV_ALC8500_PID) },
597 { USB_DEVICE(FTDI_VID, FTDI_PYRAMID_PID) },
598 { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1000PC_PID) },
599 { USB_DEVICE(FTDI_VID, FTDI_IBS_US485_PID) },
600 { USB_DEVICE(FTDI_VID, FTDI_IBS_PICPRO_PID) },
601 { USB_DEVICE(FTDI_VID, FTDI_IBS_PCMCIA_PID) },
602 { USB_DEVICE(FTDI_VID, FTDI_IBS_PK1_PID) },
603 { USB_DEVICE(FTDI_VID, FTDI_IBS_RS232MON_PID) },
604 { USB_DEVICE(FTDI_VID, FTDI_IBS_APP70_PID) },
605 { USB_DEVICE(FTDI_VID, FTDI_IBS_PEDO_PID) },
606 { USB_DEVICE(FTDI_VID, FTDI_IBS_PROD_PID) },
607 { USB_DEVICE(FTDI_VID, FTDI_TAVIR_STK500_PID) },
608 { USB_DEVICE(FTDI_VID, FTDI_TIAO_UMPA_PID),
609 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
610 { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLXM_PID),
611 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
612 { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLX_PLUS_PID) },
613 { USB_DEVICE(FTDI_VID, FTDI_NT_ORION_IO_PID) },
614 { USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) },
615 { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX_PID) },
616 { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2_PID) },
617 { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2WI_PID) },
618 { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX3_PID) },
619 /*
620 * ELV devices:
621 */
622 { USB_DEVICE(FTDI_ELV_VID, FTDI_ELV_WS300_PID) },
623 { USB_DEVICE(FTDI_VID, FTDI_ELV_USR_PID) },
624 { USB_DEVICE(FTDI_VID, FTDI_ELV_MSM1_PID) },
625 { USB_DEVICE(FTDI_VID, FTDI_ELV_KL100_PID) },
626 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS550_PID) },
627 { USB_DEVICE(FTDI_VID, FTDI_ELV_EC3000_PID) },
628 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS888_PID) },
629 { USB_DEVICE(FTDI_VID, FTDI_ELV_TWS550_PID) },
630 { USB_DEVICE(FTDI_VID, FTDI_ELV_FEM_PID) },
631 { USB_DEVICE(FTDI_VID, FTDI_ELV_CLI7000_PID) },
632 { USB_DEVICE(FTDI_VID, FTDI_ELV_PPS7330_PID) },
633 { USB_DEVICE(FTDI_VID, FTDI_ELV_TFM100_PID) },
634 { USB_DEVICE(FTDI_VID, FTDI_ELV_UDF77_PID) },
635 { USB_DEVICE(FTDI_VID, FTDI_ELV_UIO88_PID) },
636 { USB_DEVICE(FTDI_VID, FTDI_ELV_UAD8_PID) },
637 { USB_DEVICE(FTDI_VID, FTDI_ELV_UDA7_PID) },
638 { USB_DEVICE(FTDI_VID, FTDI_ELV_USI2_PID) },
639 { USB_DEVICE(FTDI_VID, FTDI_ELV_T1100_PID) },
640 { USB_DEVICE(FTDI_VID, FTDI_ELV_PCD200_PID) },
641 { USB_DEVICE(FTDI_VID, FTDI_ELV_ULA200_PID) },
642 { USB_DEVICE(FTDI_VID, FTDI_ELV_CSI8_PID) },
643 { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1000DL_PID) },
644 { USB_DEVICE(FTDI_VID, FTDI_ELV_PCK100_PID) },
645 { USB_DEVICE(FTDI_VID, FTDI_ELV_RFP500_PID) },
646 { USB_DEVICE(FTDI_VID, FTDI_ELV_FS20SIG_PID) },
647 { USB_DEVICE(FTDI_VID, FTDI_ELV_UTP8_PID) },
648 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) },
649 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS444PC_PID) },
650 { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) },
651 { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1010PC_PID) },
652 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) },
653 { USB_DEVICE(FTDI_VID, FTDI_ELV_HS485_PID) },
654 { USB_DEVICE(FTDI_VID, FTDI_ELV_UMS100_PID) },
655 { USB_DEVICE(FTDI_VID, FTDI_ELV_TFD128_PID) },
656 { USB_DEVICE(FTDI_VID, FTDI_ELV_FM3RX_PID) },
657 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS777_PID) },
658 { USB_DEVICE(FTDI_VID, FTDI_PALMSENS_PID) },
659 { USB_DEVICE(FTDI_VID, FTDI_IVIUM_XSTAT_PID) },
660 { USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
661 { USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
662 { USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
663 { USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) },
664 { USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) },
665 { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
666 { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
667 { USB_DEVICE(FTDI_VID, FTDI_CCSMACHX_2_PID) },
668 { USB_DEVICE(FTDI_VID, FTDI_CCSLOAD_N_GO_3_PID) },
669 { USB_DEVICE(FTDI_VID, FTDI_CCSICDU64_4_PID) },
670 { USB_DEVICE(FTDI_VID, FTDI_CCSPRIME8_5_PID) },
671 { USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) },
672 { USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) },
673 { USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) },
674 { USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) },
675 { USB_DEVICE(FALCOM_VID, FALCOM_SAMBA_PID) },
676 { USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) },
677 { USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) },
678 { USB_DEVICE(TTI_VID, TTI_QL355P_PID) },
679 { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
680 { USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
681 { USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
682 { USB_DEVICE(MITSUBISHI_VID, MITSUBISHI_FXUSB_PID) },
683 { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
684 { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
685 { USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) },
686 { USB_DEVICE(BANDB_VID, BANDB_USOPTL4_PID) },
687 { USB_DEVICE(BANDB_VID, BANDB_USPTL4_PID) },
688 { USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_2_PID) },
689 { USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_PID) },
690 { USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR2_PID) },
691 { USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR_PID) },
692 { USB_DEVICE(BANDB_VID, BANDB_485USB9F_2W_PID) },
693 { USB_DEVICE(BANDB_VID, BANDB_485USB9F_4W_PID) },
694 { USB_DEVICE(BANDB_VID, BANDB_232USB9M_PID) },
695 { USB_DEVICE(BANDB_VID, BANDB_485USBTB_2W_PID) },
696 { USB_DEVICE(BANDB_VID, BANDB_485USBTB_4W_PID) },
697 { USB_DEVICE(BANDB_VID, BANDB_TTL5USB9M_PID) },
698 { USB_DEVICE(BANDB_VID, BANDB_TTL3USB9M_PID) },
699 { USB_DEVICE(BANDB_VID, BANDB_ZZ_PROG1_USB_PID) },
700 { USB_DEVICE(FTDI_VID, EVER_ECO_PRO_CDS) },
701 { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) },
702 { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) },
703 { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_3_PID) },
704 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_0_PID) },
705 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_1_PID) },
706 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_2_PID) },
707 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_3_PID) },
708 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_4_PID) },
709 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) },
710 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) },
711 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) },
712 { USB_DEVICE(XSENS_VID, XSENS_AWINDA_DONGLE_PID) },
713 { USB_DEVICE(XSENS_VID, XSENS_AWINDA_STATION_PID) },
714 { USB_DEVICE(XSENS_VID, XSENS_CONVERTER_PID) },
715 { USB_DEVICE(XSENS_VID, XSENS_MTDEVBOARD_PID) },
716 { USB_DEVICE(XSENS_VID, XSENS_MTW_PID) },
717 { USB_DEVICE(FTDI_VID, FTDI_OMNI1509) },
718 { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
719 { USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) },
720 { USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) },
721 { USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) },
722 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
723 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
724 { USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) },
725 { USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) },
726 { USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) },
727 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) },
728 { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) },
729 { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) },
730 { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
731 { USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) },
732 { USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) },
733 { USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) },
734 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) },
735 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) },
736 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HR_PID) },
737 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HRC_PID) },
738 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16IC_PID) },
739 { USB_DEVICE(KOBIL_VID, KOBIL_CONV_B1_PID) },
740 { USB_DEVICE(KOBIL_VID, KOBIL_CONV_KAAN_PID) },
741 { USB_DEVICE(POSIFLEX_VID, POSIFLEX_PP7000_PID) },
742 { USB_DEVICE(FTDI_VID, FTDI_TTUSB_PID) },
743 { USB_DEVICE(FTDI_VID, FTDI_ECLO_COM_1WIRE_PID) },
744 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) },
745 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
746 { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
747 { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
748 { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
749 { USB_DEVICE(FTDI_VID, FTDI_NZR_SEM_USB_PID) },
750 { USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) },
751 { USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) },
752 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) },
753 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C2_PID) },
754 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2D_PID) },
755 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VT_PID) },
756 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VR_PID) },
757 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVT_PID) },
758 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVR_PID) },
759 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVT_PID) },
760 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVR_PID) },
761 { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
762 { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
763 { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
764 { USB_DEVICE(TESTO_VID, TESTO_1_PID) },
765 { USB_DEVICE(TESTO_VID, TESTO_3_PID) },
766 { USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) },
767 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) },
768 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
769 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
770 { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
771 { USB_DEVICE(FTDI_VID, FTDI_NDI_HUC_PID),
772 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
773 { USB_DEVICE(FTDI_VID, FTDI_NDI_SPECTRA_SCU_PID),
774 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
775 { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_2_PID),
776 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
777 { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_3_PID),
778 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
779 { USB_DEVICE(FTDI_VID, FTDI_NDI_AURORA_SCU_PID),
780 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
781 { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
782 { USB_DEVICE(NOVITUS_VID, NOVITUS_BONO_E_PID) },
783 { USB_DEVICE(FTDI_VID, RTSYSTEMS_USB_VX8_PID) },
784 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) },
785 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) },
786 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) },
787 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57B_PID) },
788 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29A_PID) },
789 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29B_PID) },
790 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29F_PID) },
791 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62B_PID) },
792 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S01_PID) },
793 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63_PID) },
794 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29C_PID) },
795 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_81B_PID) },
796 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_82B_PID) },
797 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5D_PID) },
798 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K4Y_PID) },
799 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5G_PID) },
800 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S05_PID) },
801 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_60_PID) },
802 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_61_PID) },
803 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62_PID) },
804 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63B_PID) },
805 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_64_PID) },
806 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_65_PID) },
807 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92_PID) },
808 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92D_PID) },
809 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_W5R_PID) },
810 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_A5R_PID) },
811 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_PW1_PID) },
812 { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
813 { USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
814 { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
815 { USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
816 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
817 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
818 { USB_DEVICE(FTDI_VID, CYBER_CORTEX_AV_PID),
819 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
820 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID, 1) },
821 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID, 1) },
822 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_PID, 1) },
823 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_H_PID, 1) },
824 { USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
825 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
826 { USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
827 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
828 { USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
829 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
830 { USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
831 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
832 { USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
833 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
834 { USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
835 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
836 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
837 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_SCU18) },
838 { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
839
840 /* Papouch devices based on FTDI chip */
841 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_PID) },
842 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_PID) },
843 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_PID) },
844 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_2_PID) },
845 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_2_PID) },
846 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_2_PID) },
847 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485S_PID) },
848 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485C_PID) },
849 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_LEC_PID) },
850 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB232_PID) },
851 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
852 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_IRAMP_PID) },
853 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK5_PID) },
854 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO8x8_PID) },
855 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) },
856 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x2_PID) },
857 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO10x1_PID) },
858 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO30x3_PID) },
859 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO60x3_PID) },
860 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x16_PID) },
861 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO3x32_PID) },
862 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK6_PID) },
863 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_UPSUSB_PID) },
864 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_MU_PID) },
865 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SIMUKEY_PID) },
866 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AD4USB_PID) },
867 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMUX_PID) },
868 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMSR_PID) },
869
870 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) },
871 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
872 { USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
873 { USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
874 { USB_DEVICE(ATMEL_VID, STK541_PID) },
875 { USB_DEVICE(DE_VID, STB_PID) },
876 { USB_DEVICE(DE_VID, WHT_PID) },
877 { USB_DEVICE(ADI_VID, ADI_GNICE_PID),
878 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
879 { USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
880 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
881 { USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID,
882 USB_CLASS_VENDOR_SPEC,
883 USB_SUBCLASS_VENDOR_SPEC, 0x00) },
884 { USB_DEVICE_INTERFACE_NUMBER(ACTEL_VID, MICROSEMI_ARROW_SF2PLUS_BOARD_PID, 2) },
885 { USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
886 { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
887 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
888 { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
889 { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
890 { USB_DEVICE(FTDI_VID, PI_C865_PID) },
891 { USB_DEVICE(FTDI_VID, PI_C857_PID) },
892 { USB_DEVICE(PI_VID, PI_C866_PID) },
893 { USB_DEVICE(PI_VID, PI_C663_PID) },
894 { USB_DEVICE(PI_VID, PI_C725_PID) },
895 { USB_DEVICE(PI_VID, PI_E517_PID) },
896 { USB_DEVICE(PI_VID, PI_C863_PID) },
897 { USB_DEVICE(PI_VID, PI_E861_PID) },
898 { USB_DEVICE(PI_VID, PI_C867_PID) },
899 { USB_DEVICE(PI_VID, PI_E609_PID) },
900 { USB_DEVICE(PI_VID, PI_E709_PID) },
901 { USB_DEVICE(PI_VID, PI_100F_PID) },
902 { USB_DEVICE(PI_VID, PI_1011_PID) },
903 { USB_DEVICE(PI_VID, PI_1012_PID) },
904 { USB_DEVICE(PI_VID, PI_1013_PID) },
905 { USB_DEVICE(PI_VID, PI_1014_PID) },
906 { USB_DEVICE(PI_VID, PI_1015_PID) },
907 { USB_DEVICE(PI_VID, PI_1016_PID) },
908 { USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) },
909 { USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
910 { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
911 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
912 { USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
913 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
914 { USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
915 { USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
916 { USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
917 { USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
918 { USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) },
919 { USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
920 { USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
921 { USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
922 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
923 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
924 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
925 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
926 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
927 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
928 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
929 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
930 { USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
931 { USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
932 { USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
933 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
934 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
935 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
936 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
937 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
938 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
939 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
940 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
941 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
942 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) },
943 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
944 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
945 { USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
946 { USB_DEVICE(FTDI_VID, FTDI_FHE_PID) },
947 { USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
948 { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
949 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
950 { USB_DEVICE(ST_VID, ST_STMCLT_2232_PID),
951 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
952 { USB_DEVICE(ST_VID, ST_STMCLT_4232_PID),
953 .driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
954 { USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
955 { USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
956 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
957 { USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
958 /* Crucible Devices */
959 { USB_DEVICE(FTDI_VID, FTDI_CT_COMET_PID) },
960 { USB_DEVICE(FTDI_VID, FTDI_Z3X_PID) },
961 /* Cressi Devices */
962 { USB_DEVICE(FTDI_VID, FTDI_CRESSI_PID) },
963 /* Brainboxes Devices */
964 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_001_PID) },
965 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_012_PID) },
966 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_023_PID) },
967 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_034_PID) },
968 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_101_PID) },
969 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_1_PID) },
970 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_2_PID) },
971 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_3_PID) },
972 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_4_PID) },
973 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_5_PID) },
974 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_6_PID) },
975 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_7_PID) },
976 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_8_PID) },
977 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_257_PID) },
978 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_1_PID) },
979 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_2_PID) },
980 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_3_PID) },
981 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_4_PID) },
982 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_313_PID) },
983 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_324_PID) },
984 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_1_PID) },
985 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_2_PID) },
986 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_357_PID) },
987 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_1_PID) },
988 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_2_PID) },
989 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_3_PID) },
990 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_1_PID) },
991 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_2_PID) },
992 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_1_PID) },
993 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_2_PID) },
994 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_3_PID) },
995 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_4_PID) },
996 /* ekey Devices */
997 { USB_DEVICE(FTDI_VID, FTDI_EKEY_CONV_USB_PID) },
998 /* Infineon Devices */
999 { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC1798_PID, 1) },
1000 { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC2X7_PID, 1) },
1001 /* GE Healthcare devices */
1002 { USB_DEVICE(GE_HEALTHCARE_VID, GE_HEALTHCARE_NEMO_TRACKER_PID) },
1003 /* Active Research (Actisense) devices */
1004 { USB_DEVICE(FTDI_VID, ACTISENSE_NDC_PID) },
1005 { USB_DEVICE(FTDI_VID, ACTISENSE_USG_PID) },
1006 { USB_DEVICE(FTDI_VID, ACTISENSE_NGT_PID) },
1007 { USB_DEVICE(FTDI_VID, ACTISENSE_NGW_PID) },
1008 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AC_PID) },
1009 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AD_PID) },
1010 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AE_PID) },
1011 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AF_PID) },
1012 { USB_DEVICE(FTDI_VID, CHETCO_SEAGAUGE_PID) },
1013 { USB_DEVICE(FTDI_VID, CHETCO_SEASWITCH_PID) },
1014 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_NMEA2000_PID) },
1015 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ETHERNET_PID) },
1016 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_WIFI_PID) },
1017 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_DISPLAY_PID) },
1018 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_LITE_PID) },
1019 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ANALOG_PID) },
1020 /* ICP DAS I-756xU devices */
1021 { USB_DEVICE(ICPDAS_VID, ICPDAS_I7560U_PID) },
1022 { USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) },
1023 { USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) },
1024 { USB_DEVICE(WICED_VID, WICED_USB20706V2_PID) },
1025 { USB_DEVICE(TI_VID, TI_CC3200_LAUNCHPAD_PID),
1026 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1027 { USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_BT_USB_PID) },
1028 { USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_WL_USB_PID) },
1029 { USB_DEVICE(AIRBUS_DS_VID, AIRBUS_DS_P8GR) },
1030 /* EZPrototypes devices */
1031 { USB_DEVICE(EZPROTOTYPES_VID, HJELMSLUND_USB485_ISO_PID) },
1032 { } /* Terminating entry */
1033 };
1034
1035 MODULE_DEVICE_TABLE(usb, id_table_combined);
1036
1037 static const char *ftdi_chip_name[] = {
1038 [SIO] = "SIO", /* the serial part of FT8U100AX */
1039 [FT8U232AM] = "FT8U232AM",
1040 [FT232BM] = "FT232BM",
1041 [FT2232C] = "FT2232C",
1042 [FT232RL] = "FT232RL",
1043 [FT2232H] = "FT2232H",
1044 [FT4232H] = "FT4232H",
1045 [FT232H] = "FT232H",
1046 [FTX] = "FT-X"
1047 };
1048
1049
1050 /* Used for TIOCMIWAIT */
1051 #define FTDI_STATUS_B0_MASK (FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
1052 #define FTDI_STATUS_B1_MASK (FTDI_RS_BI)
1053 /* End TIOCMIWAIT */
1054
1055 /* function prototypes for a FTDI serial converter */
1056 static int ftdi_sio_probe(struct usb_serial *serial,
1057 const struct usb_device_id *id);
1058 static int ftdi_sio_port_probe(struct usb_serial_port *port);
1059 static int ftdi_sio_port_remove(struct usb_serial_port *port);
1060 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port);
1061 static void ftdi_dtr_rts(struct usb_serial_port *port, int on);
1062 static void ftdi_process_read_urb(struct urb *urb);
1063 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
1064 void *dest, size_t size);
1065 static void ftdi_set_termios(struct tty_struct *tty,
1066 struct usb_serial_port *port, struct ktermios *old);
1067 static int ftdi_tiocmget(struct tty_struct *tty);
1068 static int ftdi_tiocmset(struct tty_struct *tty,
1069 unsigned int set, unsigned int clear);
1070 static int ftdi_ioctl(struct tty_struct *tty,
1071 unsigned int cmd, unsigned long arg);
1072 static int get_serial_info(struct tty_struct *tty,
1073 struct serial_struct *ss);
1074 static int set_serial_info(struct tty_struct *tty,
1075 struct serial_struct *ss);
1076 static void ftdi_break_ctl(struct tty_struct *tty, int break_state);
1077 static bool ftdi_tx_empty(struct usb_serial_port *port);
1078 static int ftdi_get_modem_status(struct usb_serial_port *port,
1079 unsigned char status[2]);
1080
1081 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base);
1082 static unsigned short int ftdi_232am_baud_to_divisor(int baud);
1083 static u32 ftdi_232bm_baud_base_to_divisor(int baud, int base);
1084 static u32 ftdi_232bm_baud_to_divisor(int baud);
1085 static u32 ftdi_2232h_baud_base_to_divisor(int baud, int base);
1086 static u32 ftdi_2232h_baud_to_divisor(int baud);
1087
1088 static struct usb_serial_driver ftdi_sio_device = {
1089 .driver = {
1090 .owner = THIS_MODULE,
1091 .name = "ftdi_sio",
1092 },
1093 .description = "FTDI USB Serial Device",
1094 .id_table = id_table_combined,
1095 .num_ports = 1,
1096 .bulk_in_size = 512,
1097 .bulk_out_size = 256,
1098 .probe = ftdi_sio_probe,
1099 .port_probe = ftdi_sio_port_probe,
1100 .port_remove = ftdi_sio_port_remove,
1101 .open = ftdi_open,
1102 .dtr_rts = ftdi_dtr_rts,
1103 .throttle = usb_serial_generic_throttle,
1104 .unthrottle = usb_serial_generic_unthrottle,
1105 .process_read_urb = ftdi_process_read_urb,
1106 .prepare_write_buffer = ftdi_prepare_write_buffer,
1107 .tiocmget = ftdi_tiocmget,
1108 .tiocmset = ftdi_tiocmset,
1109 .tiocmiwait = usb_serial_generic_tiocmiwait,
1110 .get_icount = usb_serial_generic_get_icount,
1111 .ioctl = ftdi_ioctl,
1112 .get_serial = get_serial_info,
1113 .set_serial = set_serial_info,
1114 .set_termios = ftdi_set_termios,
1115 .break_ctl = ftdi_break_ctl,
1116 .tx_empty = ftdi_tx_empty,
1117 };
1118
1119 static struct usb_serial_driver * const serial_drivers[] = {
1120 &ftdi_sio_device, NULL
1121 };
1122
1123
1124 #define WDR_TIMEOUT 5000 /* default urb timeout */
1125 #define WDR_SHORT_TIMEOUT 1000 /* shorter urb timeout */
1126
1127 /*
1128 * ***************************************************************************
1129 * Utility functions
1130 * ***************************************************************************
1131 */
1132
1133 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base)
1134 {
1135 unsigned short int divisor;
1136 /* divisor shifted 3 bits to the left */
1137 int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1138 if ((divisor3 & 0x7) == 7)
1139 divisor3++; /* round x.7/8 up to x+1 */
1140 divisor = divisor3 >> 3;
1141 divisor3 &= 0x7;
1142 if (divisor3 == 1)
1143 divisor |= 0xc000;
1144 else if (divisor3 >= 4)
1145 divisor |= 0x4000;
1146 else if (divisor3 != 0)
1147 divisor |= 0x8000;
1148 else if (divisor == 1)
1149 divisor = 0; /* special case for maximum baud rate */
1150 return divisor;
1151 }
1152
1153 static unsigned short int ftdi_232am_baud_to_divisor(int baud)
1154 {
1155 return ftdi_232am_baud_base_to_divisor(baud, 48000000);
1156 }
1157
1158 static u32 ftdi_232bm_baud_base_to_divisor(int baud, int base)
1159 {
1160 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1161 u32 divisor;
1162 /* divisor shifted 3 bits to the left */
1163 int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1164 divisor = divisor3 >> 3;
1165 divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1166 /* Deal with special cases for highest baud rates. */
1167 if (divisor == 1)
1168 divisor = 0;
1169 else if (divisor == 0x4001)
1170 divisor = 1;
1171 return divisor;
1172 }
1173
1174 static u32 ftdi_232bm_baud_to_divisor(int baud)
1175 {
1176 return ftdi_232bm_baud_base_to_divisor(baud, 48000000);
1177 }
1178
1179 static u32 ftdi_2232h_baud_base_to_divisor(int baud, int base)
1180 {
1181 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1182 u32 divisor;
1183 int divisor3;
1184
1185 /* hi-speed baud rate is 10-bit sampling instead of 16-bit */
1186 divisor3 = DIV_ROUND_CLOSEST(8 * base, 10 * baud);
1187
1188 divisor = divisor3 >> 3;
1189 divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1190 /* Deal with special cases for highest baud rates. */
1191 if (divisor == 1)
1192 divisor = 0;
1193 else if (divisor == 0x4001)
1194 divisor = 1;
1195 /*
1196 * Set this bit to turn off a divide by 2.5 on baud rate generator
1197 * This enables baud rates up to 12Mbaud but cannot reach below 1200
1198 * baud with this bit set
1199 */
1200 divisor |= 0x00020000;
1201 return divisor;
1202 }
1203
1204 static u32 ftdi_2232h_baud_to_divisor(int baud)
1205 {
1206 return ftdi_2232h_baud_base_to_divisor(baud, 120000000);
1207 }
1208
1209 #define set_mctrl(port, set) update_mctrl((port), (set), 0)
1210 #define clear_mctrl(port, clear) update_mctrl((port), 0, (clear))
1211
1212 static int update_mctrl(struct usb_serial_port *port, unsigned int set,
1213 unsigned int clear)
1214 {
1215 struct ftdi_private *priv = usb_get_serial_port_data(port);
1216 struct device *dev = &port->dev;
1217 unsigned value;
1218 int rv;
1219
1220 if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
1221 dev_dbg(dev, "%s - DTR|RTS not being set|cleared\n", __func__);
1222 return 0; /* no change */
1223 }
1224
1225 clear &= ~set; /* 'set' takes precedence over 'clear' */
1226 value = 0;
1227 if (clear & TIOCM_DTR)
1228 value |= FTDI_SIO_SET_DTR_LOW;
1229 if (clear & TIOCM_RTS)
1230 value |= FTDI_SIO_SET_RTS_LOW;
1231 if (set & TIOCM_DTR)
1232 value |= FTDI_SIO_SET_DTR_HIGH;
1233 if (set & TIOCM_RTS)
1234 value |= FTDI_SIO_SET_RTS_HIGH;
1235 rv = usb_control_msg(port->serial->dev,
1236 usb_sndctrlpipe(port->serial->dev, 0),
1237 FTDI_SIO_SET_MODEM_CTRL_REQUEST,
1238 FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
1239 value, priv->interface,
1240 NULL, 0, WDR_TIMEOUT);
1241 if (rv < 0) {
1242 dev_dbg(dev, "%s Error from MODEM_CTRL urb: DTR %s, RTS %s\n",
1243 __func__,
1244 (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1245 (set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1246 rv = usb_translate_errors(rv);
1247 } else {
1248 dev_dbg(dev, "%s - DTR %s, RTS %s\n", __func__,
1249 (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1250 (set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1251 /* FIXME: locking on last_dtr_rts */
1252 priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
1253 }
1254 return rv;
1255 }
1256
1257
1258 static u32 get_ftdi_divisor(struct tty_struct *tty,
1259 struct usb_serial_port *port)
1260 {
1261 struct ftdi_private *priv = usb_get_serial_port_data(port);
1262 struct device *dev = &port->dev;
1263 u32 div_value = 0;
1264 int div_okay = 1;
1265 int baud;
1266
1267 baud = tty_get_baud_rate(tty);
1268 dev_dbg(dev, "%s - tty_get_baud_rate reports speed %d\n", __func__, baud);
1269
1270 /*
1271 * Observe deprecated async-compatible custom_divisor hack, update
1272 * baudrate if needed.
1273 */
1274 if (baud == 38400 &&
1275 ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1276 (priv->custom_divisor)) {
1277 baud = priv->baud_base / priv->custom_divisor;
1278 dev_dbg(dev, "%s - custom divisor %d sets baud rate to %d\n",
1279 __func__, priv->custom_divisor, baud);
1280 }
1281
1282 if (!baud)
1283 baud = 9600;
1284 switch (priv->chip_type) {
1285 case SIO: /* SIO chip */
1286 switch (baud) {
1287 case 300: div_value = ftdi_sio_b300; break;
1288 case 600: div_value = ftdi_sio_b600; break;
1289 case 1200: div_value = ftdi_sio_b1200; break;
1290 case 2400: div_value = ftdi_sio_b2400; break;
1291 case 4800: div_value = ftdi_sio_b4800; break;
1292 case 9600: div_value = ftdi_sio_b9600; break;
1293 case 19200: div_value = ftdi_sio_b19200; break;
1294 case 38400: div_value = ftdi_sio_b38400; break;
1295 case 57600: div_value = ftdi_sio_b57600; break;
1296 case 115200: div_value = ftdi_sio_b115200; break;
1297 } /* baud */
1298 if (div_value == 0) {
1299 dev_dbg(dev, "%s - Baudrate (%d) requested is not supported\n",
1300 __func__, baud);
1301 div_value = ftdi_sio_b9600;
1302 baud = 9600;
1303 div_okay = 0;
1304 }
1305 break;
1306 case FT8U232AM: /* 8U232AM chip */
1307 if (baud <= 3000000) {
1308 div_value = ftdi_232am_baud_to_divisor(baud);
1309 } else {
1310 dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1311 baud = 9600;
1312 div_value = ftdi_232am_baud_to_divisor(9600);
1313 div_okay = 0;
1314 }
1315 break;
1316 case FT232BM: /* FT232BM chip */
1317 case FT2232C: /* FT2232C chip */
1318 case FT232RL: /* FT232RL chip */
1319 case FTX: /* FT-X series */
1320 if (baud <= 3000000) {
1321 u16 product_id = le16_to_cpu(
1322 port->serial->dev->descriptor.idProduct);
1323 if (((product_id == FTDI_NDI_HUC_PID) ||
1324 (product_id == FTDI_NDI_SPECTRA_SCU_PID) ||
1325 (product_id == FTDI_NDI_FUTURE_2_PID) ||
1326 (product_id == FTDI_NDI_FUTURE_3_PID) ||
1327 (product_id == FTDI_NDI_AURORA_SCU_PID)) &&
1328 (baud == 19200)) {
1329 baud = 1200000;
1330 }
1331 div_value = ftdi_232bm_baud_to_divisor(baud);
1332 } else {
1333 dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1334 div_value = ftdi_232bm_baud_to_divisor(9600);
1335 div_okay = 0;
1336 baud = 9600;
1337 }
1338 break;
1339 case FT2232H: /* FT2232H chip */
1340 case FT4232H: /* FT4232H chip */
1341 case FT232H: /* FT232H chip */
1342 if ((baud <= 12000000) && (baud >= 1200)) {
1343 div_value = ftdi_2232h_baud_to_divisor(baud);
1344 } else if (baud < 1200) {
1345 div_value = ftdi_232bm_baud_to_divisor(baud);
1346 } else {
1347 dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1348 div_value = ftdi_232bm_baud_to_divisor(9600);
1349 div_okay = 0;
1350 baud = 9600;
1351 }
1352 break;
1353 } /* priv->chip_type */
1354
1355 if (div_okay) {
1356 dev_dbg(dev, "%s - Baud rate set to %d (divisor 0x%lX) on chip %s\n",
1357 __func__, baud, (unsigned long)div_value,
1358 ftdi_chip_name[priv->chip_type]);
1359 }
1360
1361 tty_encode_baud_rate(tty, baud, baud);
1362 return div_value;
1363 }
1364
1365 static int change_speed(struct tty_struct *tty, struct usb_serial_port *port)
1366 {
1367 struct ftdi_private *priv = usb_get_serial_port_data(port);
1368 u16 value;
1369 u16 index;
1370 u32 index_value;
1371 int rv;
1372
1373 index_value = get_ftdi_divisor(tty, port);
1374 value = (u16)index_value;
1375 index = (u16)(index_value >> 16);
1376 if ((priv->chip_type == FT2232C) || (priv->chip_type == FT2232H) ||
1377 (priv->chip_type == FT4232H) || (priv->chip_type == FT232H)) {
1378 /* Probably the BM type needs the MSB of the encoded fractional
1379 * divider also moved like for the chips above. Any infos? */
1380 index = (u16)((index << 8) | priv->interface);
1381 }
1382
1383 rv = usb_control_msg(port->serial->dev,
1384 usb_sndctrlpipe(port->serial->dev, 0),
1385 FTDI_SIO_SET_BAUDRATE_REQUEST,
1386 FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
1387 value, index,
1388 NULL, 0, WDR_SHORT_TIMEOUT);
1389 return rv;
1390 }
1391
1392 static int write_latency_timer(struct usb_serial_port *port)
1393 {
1394 struct ftdi_private *priv = usb_get_serial_port_data(port);
1395 struct usb_device *udev = port->serial->dev;
1396 int rv;
1397 int l = priv->latency;
1398
1399 if (priv->chip_type == SIO || priv->chip_type == FT8U232AM)
1400 return -EINVAL;
1401
1402 if (priv->flags & ASYNC_LOW_LATENCY)
1403 l = 1;
1404
1405 dev_dbg(&port->dev, "%s: setting latency timer = %i\n", __func__, l);
1406
1407 rv = usb_control_msg(udev,
1408 usb_sndctrlpipe(udev, 0),
1409 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1410 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1411 l, priv->interface,
1412 NULL, 0, WDR_TIMEOUT);
1413 if (rv < 0)
1414 dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1415 return rv;
1416 }
1417
1418 static int _read_latency_timer(struct usb_serial_port *port)
1419 {
1420 struct ftdi_private *priv = usb_get_serial_port_data(port);
1421 struct usb_device *udev = port->serial->dev;
1422 unsigned char *buf;
1423 int rv;
1424
1425 buf = kmalloc(1, GFP_KERNEL);
1426 if (!buf)
1427 return -ENOMEM;
1428
1429 rv = usb_control_msg(udev,
1430 usb_rcvctrlpipe(udev, 0),
1431 FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
1432 FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE,
1433 0, priv->interface,
1434 buf, 1, WDR_TIMEOUT);
1435 if (rv < 1) {
1436 if (rv >= 0)
1437 rv = -EIO;
1438 } else {
1439 rv = buf[0];
1440 }
1441
1442 kfree(buf);
1443
1444 return rv;
1445 }
1446
1447 static int read_latency_timer(struct usb_serial_port *port)
1448 {
1449 struct ftdi_private *priv = usb_get_serial_port_data(port);
1450 int rv;
1451
1452 if (priv->chip_type == SIO || priv->chip_type == FT8U232AM)
1453 return -EINVAL;
1454
1455 rv = _read_latency_timer(port);
1456 if (rv < 0) {
1457 dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
1458 return rv;
1459 }
1460
1461 priv->latency = rv;
1462
1463 return 0;
1464 }
1465
1466 static int get_serial_info(struct tty_struct *tty,
1467 struct serial_struct *ss)
1468 {
1469 struct usb_serial_port *port = tty->driver_data;
1470 struct ftdi_private *priv = usb_get_serial_port_data(port);
1471
1472 ss->flags = priv->flags;
1473 ss->baud_base = priv->baud_base;
1474 ss->custom_divisor = priv->custom_divisor;
1475 return 0;
1476 }
1477
1478 static int set_serial_info(struct tty_struct *tty,
1479 struct serial_struct *ss)
1480 {
1481 struct usb_serial_port *port = tty->driver_data;
1482 struct ftdi_private *priv = usb_get_serial_port_data(port);
1483 struct ftdi_private old_priv;
1484
1485 mutex_lock(&priv->cfg_lock);
1486 old_priv = *priv;
1487
1488 /* Do error checking and permission checking */
1489
1490 if (!capable(CAP_SYS_ADMIN)) {
1491 if ((ss->flags ^ priv->flags) & ~ASYNC_USR_MASK) {
1492 mutex_unlock(&priv->cfg_lock);
1493 return -EPERM;
1494 }
1495 priv->flags = ((priv->flags & ~ASYNC_USR_MASK) |
1496 (ss->flags & ASYNC_USR_MASK));
1497 priv->custom_divisor = ss->custom_divisor;
1498 goto check_and_exit;
1499 }
1500
1501 if (ss->baud_base != priv->baud_base) {
1502 mutex_unlock(&priv->cfg_lock);
1503 return -EINVAL;
1504 }
1505
1506 /* Make the changes - these are privileged changes! */
1507
1508 priv->flags = ((priv->flags & ~ASYNC_FLAGS) |
1509 (ss->flags & ASYNC_FLAGS));
1510 priv->custom_divisor = ss->custom_divisor;
1511
1512 check_and_exit:
1513 write_latency_timer(port);
1514
1515 if ((priv->flags ^ old_priv.flags) & ASYNC_SPD_MASK ||
1516 ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST &&
1517 priv->custom_divisor != old_priv.custom_divisor)) {
1518
1519 /* warn about deprecation unless clearing */
1520 if (priv->flags & ASYNC_SPD_MASK)
1521 dev_warn_ratelimited(&port->dev, "use of SPD flags is deprecated\n");
1522
1523 change_speed(tty, port);
1524 }
1525 mutex_unlock(&priv->cfg_lock);
1526 return 0;
1527 }
1528
1529 static int get_lsr_info(struct usb_serial_port *port,
1530 unsigned int __user *retinfo)
1531 {
1532 struct ftdi_private *priv = usb_get_serial_port_data(port);
1533 unsigned int result = 0;
1534
1535 if (priv->transmit_empty)
1536 result = TIOCSER_TEMT;
1537
1538 if (copy_to_user(retinfo, &result, sizeof(unsigned int)))
1539 return -EFAULT;
1540 return 0;
1541 }
1542
1543
1544 /* Determine type of FTDI chip based on USB config and descriptor. */
1545 static void ftdi_determine_type(struct usb_serial_port *port)
1546 {
1547 struct ftdi_private *priv = usb_get_serial_port_data(port);
1548 struct usb_serial *serial = port->serial;
1549 struct usb_device *udev = serial->dev;
1550 unsigned version;
1551 unsigned interfaces;
1552
1553 /* Assume it is not the original SIO device for now. */
1554 priv->baud_base = 48000000 / 2;
1555
1556 version = le16_to_cpu(udev->descriptor.bcdDevice);
1557 interfaces = udev->actconfig->desc.bNumInterfaces;
1558 dev_dbg(&port->dev, "%s: bcdDevice = 0x%x, bNumInterfaces = %u\n", __func__,
1559 version, interfaces);
1560 if (interfaces > 1) {
1561 int inter;
1562
1563 /* Multiple interfaces.*/
1564 if (version == 0x0800) {
1565 priv->chip_type = FT4232H;
1566 /* Hi-speed - baud clock runs at 120MHz */
1567 priv->baud_base = 120000000 / 2;
1568 } else if (version == 0x0700) {
1569 priv->chip_type = FT2232H;
1570 /* Hi-speed - baud clock runs at 120MHz */
1571 priv->baud_base = 120000000 / 2;
1572 } else
1573 priv->chip_type = FT2232C;
1574
1575 /* Determine interface code. */
1576 inter = serial->interface->altsetting->desc.bInterfaceNumber;
1577 if (inter == 0) {
1578 priv->interface = INTERFACE_A;
1579 } else if (inter == 1) {
1580 priv->interface = INTERFACE_B;
1581 } else if (inter == 2) {
1582 priv->interface = INTERFACE_C;
1583 } else if (inter == 3) {
1584 priv->interface = INTERFACE_D;
1585 }
1586 /* BM-type devices have a bug where bcdDevice gets set
1587 * to 0x200 when iSerialNumber is 0. */
1588 if (version < 0x500) {
1589 dev_dbg(&port->dev,
1590 "%s: something fishy - bcdDevice too low for multi-interface device\n",
1591 __func__);
1592 }
1593 } else if (version < 0x200) {
1594 /* Old device. Assume it's the original SIO. */
1595 priv->chip_type = SIO;
1596 priv->baud_base = 12000000 / 16;
1597 } else if (version < 0x400) {
1598 /* Assume it's an FT8U232AM (or FT8U245AM) */
1599 priv->chip_type = FT8U232AM;
1600 /*
1601 * It might be a BM type because of the iSerialNumber bug.
1602 * If iSerialNumber==0 and the latency timer is readable,
1603 * assume it is BM type.
1604 */
1605 if (udev->descriptor.iSerialNumber == 0 &&
1606 _read_latency_timer(port) >= 0) {
1607 dev_dbg(&port->dev,
1608 "%s: has latency timer so not an AM type\n",
1609 __func__);
1610 priv->chip_type = FT232BM;
1611 }
1612 } else if (version < 0x600) {
1613 /* Assume it's an FT232BM (or FT245BM) */
1614 priv->chip_type = FT232BM;
1615 } else if (version < 0x900) {
1616 /* Assume it's an FT232RL */
1617 priv->chip_type = FT232RL;
1618 } else if (version < 0x1000) {
1619 /* Assume it's an FT232H */
1620 priv->chip_type = FT232H;
1621 } else {
1622 /* Assume it's an FT-X series device */
1623 priv->chip_type = FTX;
1624 }
1625
1626 dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
1627 }
1628
1629
1630 /*
1631 * Determine the maximum packet size for the device. This depends on the chip
1632 * type and the USB host capabilities. The value should be obtained from the
1633 * device descriptor as the chip will use the appropriate values for the host.
1634 */
1635 static void ftdi_set_max_packet_size(struct usb_serial_port *port)
1636 {
1637 struct ftdi_private *priv = usb_get_serial_port_data(port);
1638 struct usb_interface *interface = port->serial->interface;
1639 struct usb_endpoint_descriptor *ep_desc;
1640 unsigned num_endpoints;
1641 unsigned i;
1642
1643 num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
1644 if (!num_endpoints)
1645 return;
1646
1647 /*
1648 * NOTE: Some customers have programmed FT232R/FT245R devices
1649 * with an endpoint size of 0 - not good. In this case, we
1650 * want to override the endpoint descriptor setting and use a
1651 * value of 64 for wMaxPacketSize.
1652 */
1653 for (i = 0; i < num_endpoints; i++) {
1654 ep_desc = &interface->cur_altsetting->endpoint[i].desc;
1655 if (!ep_desc->wMaxPacketSize) {
1656 ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1657 dev_warn(&port->dev, "Overriding wMaxPacketSize on endpoint %d\n",
1658 usb_endpoint_num(ep_desc));
1659 }
1660 }
1661
1662 /* Set max packet size based on last descriptor. */
1663 priv->max_packet_size = usb_endpoint_maxp(ep_desc);
1664 }
1665
1666
1667 /*
1668 * ***************************************************************************
1669 * Sysfs Attribute
1670 * ***************************************************************************
1671 */
1672
1673 static ssize_t latency_timer_show(struct device *dev,
1674 struct device_attribute *attr, char *buf)
1675 {
1676 struct usb_serial_port *port = to_usb_serial_port(dev);
1677 struct ftdi_private *priv = usb_get_serial_port_data(port);
1678 if (priv->flags & ASYNC_LOW_LATENCY)
1679 return sprintf(buf, "1\n");
1680 else
1681 return sprintf(buf, "%i\n", priv->latency);
1682 }
1683
1684 /* Write a new value of the latency timer, in units of milliseconds. */
1685 static ssize_t latency_timer_store(struct device *dev,
1686 struct device_attribute *attr,
1687 const char *valbuf, size_t count)
1688 {
1689 struct usb_serial_port *port = to_usb_serial_port(dev);
1690 struct ftdi_private *priv = usb_get_serial_port_data(port);
1691 u8 v;
1692 int rv;
1693
1694 if (kstrtou8(valbuf, 10, &v))
1695 return -EINVAL;
1696
1697 priv->latency = v;
1698 rv = write_latency_timer(port);
1699 if (rv < 0)
1700 return -EIO;
1701 return count;
1702 }
1703 static DEVICE_ATTR_RW(latency_timer);
1704
1705 /* Write an event character directly to the FTDI register. The ASCII
1706 value is in the low 8 bits, with the enable bit in the 9th bit. */
1707 static ssize_t event_char_store(struct device *dev,
1708 struct device_attribute *attr, const char *valbuf, size_t count)
1709 {
1710 struct usb_serial_port *port = to_usb_serial_port(dev);
1711 struct ftdi_private *priv = usb_get_serial_port_data(port);
1712 struct usb_device *udev = port->serial->dev;
1713 unsigned int v;
1714 int rv;
1715
1716 if (kstrtouint(valbuf, 0, &v) || v >= 0x200)
1717 return -EINVAL;
1718
1719 dev_dbg(&port->dev, "%s: setting event char = 0x%03x\n", __func__, v);
1720
1721 rv = usb_control_msg(udev,
1722 usb_sndctrlpipe(udev, 0),
1723 FTDI_SIO_SET_EVENT_CHAR_REQUEST,
1724 FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
1725 v, priv->interface,
1726 NULL, 0, WDR_TIMEOUT);
1727 if (rv < 0) {
1728 dev_dbg(&port->dev, "Unable to write event character: %i\n", rv);
1729 return -EIO;
1730 }
1731
1732 return count;
1733 }
1734 static DEVICE_ATTR_WO(event_char);
1735
1736 static int create_sysfs_attrs(struct usb_serial_port *port)
1737 {
1738 struct ftdi_private *priv = usb_get_serial_port_data(port);
1739 int retval = 0;
1740
1741 /* XXX I've no idea if the original SIO supports the event_char
1742 * sysfs parameter, so I'm playing it safe. */
1743 if (priv->chip_type != SIO) {
1744 dev_dbg(&port->dev, "sysfs attributes for %s\n", ftdi_chip_name[priv->chip_type]);
1745 retval = device_create_file(&port->dev, &dev_attr_event_char);
1746 if ((!retval) &&
1747 (priv->chip_type == FT232BM ||
1748 priv->chip_type == FT2232C ||
1749 priv->chip_type == FT232RL ||
1750 priv->chip_type == FT2232H ||
1751 priv->chip_type == FT4232H ||
1752 priv->chip_type == FT232H ||
1753 priv->chip_type == FTX)) {
1754 retval = device_create_file(&port->dev,
1755 &dev_attr_latency_timer);
1756 }
1757 }
1758 return retval;
1759 }
1760
1761 static void remove_sysfs_attrs(struct usb_serial_port *port)
1762 {
1763 struct ftdi_private *priv = usb_get_serial_port_data(port);
1764
1765 /* XXX see create_sysfs_attrs */
1766 if (priv->chip_type != SIO) {
1767 device_remove_file(&port->dev, &dev_attr_event_char);
1768 if (priv->chip_type == FT232BM ||
1769 priv->chip_type == FT2232C ||
1770 priv->chip_type == FT232RL ||
1771 priv->chip_type == FT2232H ||
1772 priv->chip_type == FT4232H ||
1773 priv->chip_type == FT232H ||
1774 priv->chip_type == FTX) {
1775 device_remove_file(&port->dev, &dev_attr_latency_timer);
1776 }
1777 }
1778
1779 }
1780
1781 #ifdef CONFIG_GPIOLIB
1782
1783 static int ftdi_set_bitmode(struct usb_serial_port *port, u8 mode)
1784 {
1785 struct ftdi_private *priv = usb_get_serial_port_data(port);
1786 struct usb_serial *serial = port->serial;
1787 int result;
1788 u16 val;
1789
1790 result = usb_autopm_get_interface(serial->interface);
1791 if (result)
1792 return result;
1793
1794 val = (mode << 8) | (priv->gpio_output << 4) | priv->gpio_value;
1795 result = usb_control_msg(serial->dev,
1796 usb_sndctrlpipe(serial->dev, 0),
1797 FTDI_SIO_SET_BITMODE_REQUEST,
1798 FTDI_SIO_SET_BITMODE_REQUEST_TYPE, val,
1799 priv->interface, NULL, 0, WDR_TIMEOUT);
1800 if (result < 0) {
1801 dev_err(&serial->interface->dev,
1802 "bitmode request failed for value 0x%04x: %d\n",
1803 val, result);
1804 }
1805
1806 usb_autopm_put_interface(serial->interface);
1807
1808 return result;
1809 }
1810
1811 static int ftdi_set_cbus_pins(struct usb_serial_port *port)
1812 {
1813 return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_CBUS);
1814 }
1815
1816 static int ftdi_exit_cbus_mode(struct usb_serial_port *port)
1817 {
1818 struct ftdi_private *priv = usb_get_serial_port_data(port);
1819
1820 priv->gpio_output = 0;
1821 priv->gpio_value = 0;
1822 return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_RESET);
1823 }
1824
1825 static int ftdi_gpio_request(struct gpio_chip *gc, unsigned int offset)
1826 {
1827 struct usb_serial_port *port = gpiochip_get_data(gc);
1828 struct ftdi_private *priv = usb_get_serial_port_data(port);
1829 int result;
1830
1831 if (priv->gpio_altfunc & BIT(offset))
1832 return -ENODEV;
1833
1834 mutex_lock(&priv->gpio_lock);
1835 if (!priv->gpio_used) {
1836 /* Set default pin states, as we cannot get them from device */
1837 priv->gpio_output = 0x00;
1838 priv->gpio_value = 0x00;
1839 result = ftdi_set_cbus_pins(port);
1840 if (result) {
1841 mutex_unlock(&priv->gpio_lock);
1842 return result;
1843 }
1844
1845 priv->gpio_used = true;
1846 }
1847 mutex_unlock(&priv->gpio_lock);
1848
1849 return 0;
1850 }
1851
1852 static int ftdi_read_cbus_pins(struct usb_serial_port *port)
1853 {
1854 struct ftdi_private *priv = usb_get_serial_port_data(port);
1855 struct usb_serial *serial = port->serial;
1856 unsigned char *buf;
1857 int result;
1858
1859 result = usb_autopm_get_interface(serial->interface);
1860 if (result)
1861 return result;
1862
1863 buf = kmalloc(1, GFP_KERNEL);
1864 if (!buf) {
1865 usb_autopm_put_interface(serial->interface);
1866 return -ENOMEM;
1867 }
1868
1869 result = usb_control_msg(serial->dev,
1870 usb_rcvctrlpipe(serial->dev, 0),
1871 FTDI_SIO_READ_PINS_REQUEST,
1872 FTDI_SIO_READ_PINS_REQUEST_TYPE, 0,
1873 priv->interface, buf, 1, WDR_TIMEOUT);
1874 if (result < 1) {
1875 if (result >= 0)
1876 result = -EIO;
1877 } else {
1878 result = buf[0];
1879 }
1880
1881 kfree(buf);
1882 usb_autopm_put_interface(serial->interface);
1883
1884 return result;
1885 }
1886
1887 static int ftdi_gpio_get(struct gpio_chip *gc, unsigned int gpio)
1888 {
1889 struct usb_serial_port *port = gpiochip_get_data(gc);
1890 int result;
1891
1892 result = ftdi_read_cbus_pins(port);
1893 if (result < 0)
1894 return result;
1895
1896 return !!(result & BIT(gpio));
1897 }
1898
1899 static void ftdi_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value)
1900 {
1901 struct usb_serial_port *port = gpiochip_get_data(gc);
1902 struct ftdi_private *priv = usb_get_serial_port_data(port);
1903
1904 mutex_lock(&priv->gpio_lock);
1905
1906 if (value)
1907 priv->gpio_value |= BIT(gpio);
1908 else
1909 priv->gpio_value &= ~BIT(gpio);
1910
1911 ftdi_set_cbus_pins(port);
1912
1913 mutex_unlock(&priv->gpio_lock);
1914 }
1915
1916 static int ftdi_gpio_get_multiple(struct gpio_chip *gc, unsigned long *mask,
1917 unsigned long *bits)
1918 {
1919 struct usb_serial_port *port = gpiochip_get_data(gc);
1920 int result;
1921
1922 result = ftdi_read_cbus_pins(port);
1923 if (result < 0)
1924 return result;
1925
1926 *bits = result & *mask;
1927
1928 return 0;
1929 }
1930
1931 static void ftdi_gpio_set_multiple(struct gpio_chip *gc, unsigned long *mask,
1932 unsigned long *bits)
1933 {
1934 struct usb_serial_port *port = gpiochip_get_data(gc);
1935 struct ftdi_private *priv = usb_get_serial_port_data(port);
1936
1937 mutex_lock(&priv->gpio_lock);
1938
1939 priv->gpio_value &= ~(*mask);
1940 priv->gpio_value |= *bits & *mask;
1941 ftdi_set_cbus_pins(port);
1942
1943 mutex_unlock(&priv->gpio_lock);
1944 }
1945
1946 static int ftdi_gpio_direction_get(struct gpio_chip *gc, unsigned int gpio)
1947 {
1948 struct usb_serial_port *port = gpiochip_get_data(gc);
1949 struct ftdi_private *priv = usb_get_serial_port_data(port);
1950
1951 return !(priv->gpio_output & BIT(gpio));
1952 }
1953
1954 static int ftdi_gpio_direction_input(struct gpio_chip *gc, unsigned int gpio)
1955 {
1956 struct usb_serial_port *port = gpiochip_get_data(gc);
1957 struct ftdi_private *priv = usb_get_serial_port_data(port);
1958 int result;
1959
1960 mutex_lock(&priv->gpio_lock);
1961
1962 priv->gpio_output &= ~BIT(gpio);
1963 result = ftdi_set_cbus_pins(port);
1964
1965 mutex_unlock(&priv->gpio_lock);
1966
1967 return result;
1968 }
1969
1970 static int ftdi_gpio_direction_output(struct gpio_chip *gc, unsigned int gpio,
1971 int value)
1972 {
1973 struct usb_serial_port *port = gpiochip_get_data(gc);
1974 struct ftdi_private *priv = usb_get_serial_port_data(port);
1975 int result;
1976
1977 mutex_lock(&priv->gpio_lock);
1978
1979 priv->gpio_output |= BIT(gpio);
1980 if (value)
1981 priv->gpio_value |= BIT(gpio);
1982 else
1983 priv->gpio_value &= ~BIT(gpio);
1984
1985 result = ftdi_set_cbus_pins(port);
1986
1987 mutex_unlock(&priv->gpio_lock);
1988
1989 return result;
1990 }
1991
1992 static int ftdi_read_eeprom(struct usb_serial *serial, void *dst, u16 addr,
1993 u16 nbytes)
1994 {
1995 int read = 0;
1996
1997 if (addr % 2 != 0)
1998 return -EINVAL;
1999 if (nbytes % 2 != 0)
2000 return -EINVAL;
2001
2002 /* Read EEPROM two bytes at a time */
2003 while (read < nbytes) {
2004 int rv;
2005
2006 rv = usb_control_msg(serial->dev,
2007 usb_rcvctrlpipe(serial->dev, 0),
2008 FTDI_SIO_READ_EEPROM_REQUEST,
2009 FTDI_SIO_READ_EEPROM_REQUEST_TYPE,
2010 0, (addr + read) / 2, dst + read, 2,
2011 WDR_TIMEOUT);
2012 if (rv < 2) {
2013 if (rv >= 0)
2014 return -EIO;
2015 else
2016 return rv;
2017 }
2018
2019 read += rv;
2020 }
2021
2022 return 0;
2023 }
2024
2025 static int ftdi_gpio_init_ft232r(struct usb_serial_port *port)
2026 {
2027 struct ftdi_private *priv = usb_get_serial_port_data(port);
2028 u16 cbus_config;
2029 u8 *buf;
2030 int ret;
2031 int i;
2032
2033 buf = kmalloc(2, GFP_KERNEL);
2034 if (!buf)
2035 return -ENOMEM;
2036
2037 ret = ftdi_read_eeprom(port->serial, buf, 0x14, 2);
2038 if (ret < 0)
2039 goto out_free;
2040
2041 cbus_config = le16_to_cpup((__le16 *)buf);
2042 dev_dbg(&port->dev, "cbus_config = 0x%04x\n", cbus_config);
2043
2044 priv->gc.ngpio = 4;
2045
2046 priv->gpio_altfunc = 0xff;
2047 for (i = 0; i < priv->gc.ngpio; ++i) {
2048 if ((cbus_config & 0xf) == FTDI_FT232R_CBUS_MUX_GPIO)
2049 priv->gpio_altfunc &= ~BIT(i);
2050 cbus_config >>= 4;
2051 }
2052 out_free:
2053 kfree(buf);
2054
2055 return ret;
2056 }
2057
2058 static int ftdi_gpio_init_ftx(struct usb_serial_port *port)
2059 {
2060 struct ftdi_private *priv = usb_get_serial_port_data(port);
2061 struct usb_serial *serial = port->serial;
2062 const u16 cbus_cfg_addr = 0x1a;
2063 const u16 cbus_cfg_size = 4;
2064 u8 *cbus_cfg_buf;
2065 int result;
2066 u8 i;
2067
2068 cbus_cfg_buf = kmalloc(cbus_cfg_size, GFP_KERNEL);
2069 if (!cbus_cfg_buf)
2070 return -ENOMEM;
2071
2072 result = ftdi_read_eeprom(serial, cbus_cfg_buf,
2073 cbus_cfg_addr, cbus_cfg_size);
2074 if (result < 0)
2075 goto out_free;
2076
2077 /* FIXME: FT234XD alone has 1 GPIO, but how to recognize this IC? */
2078 priv->gc.ngpio = 4;
2079
2080 /* Determine which pins are configured for CBUS bitbanging */
2081 priv->gpio_altfunc = 0xff;
2082 for (i = 0; i < priv->gc.ngpio; ++i) {
2083 if (cbus_cfg_buf[i] == FTDI_FTX_CBUS_MUX_GPIO)
2084 priv->gpio_altfunc &= ~BIT(i);
2085 }
2086
2087 out_free:
2088 kfree(cbus_cfg_buf);
2089
2090 return result;
2091 }
2092
2093 static int ftdi_gpio_init(struct usb_serial_port *port)
2094 {
2095 struct ftdi_private *priv = usb_get_serial_port_data(port);
2096 struct usb_serial *serial = port->serial;
2097 int result;
2098
2099 switch (priv->chip_type) {
2100 case FT232RL:
2101 result = ftdi_gpio_init_ft232r(port);
2102 break;
2103 case FTX:
2104 result = ftdi_gpio_init_ftx(port);
2105 break;
2106 default:
2107 return 0;
2108 }
2109
2110 if (result < 0)
2111 return result;
2112
2113 mutex_init(&priv->gpio_lock);
2114
2115 priv->gc.label = "ftdi-cbus";
2116 priv->gc.request = ftdi_gpio_request;
2117 priv->gc.get_direction = ftdi_gpio_direction_get;
2118 priv->gc.direction_input = ftdi_gpio_direction_input;
2119 priv->gc.direction_output = ftdi_gpio_direction_output;
2120 priv->gc.get = ftdi_gpio_get;
2121 priv->gc.set = ftdi_gpio_set;
2122 priv->gc.get_multiple = ftdi_gpio_get_multiple;
2123 priv->gc.set_multiple = ftdi_gpio_set_multiple;
2124 priv->gc.owner = THIS_MODULE;
2125 priv->gc.parent = &serial->interface->dev;
2126 priv->gc.base = -1;
2127 priv->gc.can_sleep = true;
2128
2129 result = gpiochip_add_data(&priv->gc, port);
2130 if (!result)
2131 priv->gpio_registered = true;
2132
2133 return result;
2134 }
2135
2136 static void ftdi_gpio_remove(struct usb_serial_port *port)
2137 {
2138 struct ftdi_private *priv = usb_get_serial_port_data(port);
2139
2140 if (priv->gpio_registered) {
2141 gpiochip_remove(&priv->gc);
2142 priv->gpio_registered = false;
2143 }
2144
2145 if (priv->gpio_used) {
2146 /* Exiting CBUS-mode does not reset pin states. */
2147 ftdi_exit_cbus_mode(port);
2148 priv->gpio_used = false;
2149 }
2150 }
2151
2152 #else
2153
2154 static int ftdi_gpio_init(struct usb_serial_port *port)
2155 {
2156 return 0;
2157 }
2158
2159 static void ftdi_gpio_remove(struct usb_serial_port *port) { }
2160
2161 #endif /* CONFIG_GPIOLIB */
2162
2163 /*
2164 * ***************************************************************************
2165 * FTDI driver specific functions
2166 * ***************************************************************************
2167 */
2168
2169 /* Probe function to check for special devices */
2170 static int ftdi_sio_probe(struct usb_serial *serial,
2171 const struct usb_device_id *id)
2172 {
2173 const struct ftdi_sio_quirk *quirk =
2174 (struct ftdi_sio_quirk *)id->driver_info;
2175
2176 if (quirk && quirk->probe) {
2177 int ret = quirk->probe(serial);
2178 if (ret != 0)
2179 return ret;
2180 }
2181
2182 usb_set_serial_data(serial, (void *)id->driver_info);
2183
2184 return 0;
2185 }
2186
2187 static int ftdi_sio_port_probe(struct usb_serial_port *port)
2188 {
2189 struct ftdi_private *priv;
2190 const struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial);
2191 int result;
2192
2193 priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
2194 if (!priv)
2195 return -ENOMEM;
2196
2197 mutex_init(&priv->cfg_lock);
2198
2199 if (quirk && quirk->port_probe)
2200 quirk->port_probe(priv);
2201
2202 usb_set_serial_port_data(port, priv);
2203
2204 ftdi_determine_type(port);
2205 ftdi_set_max_packet_size(port);
2206 if (read_latency_timer(port) < 0)
2207 priv->latency = 16;
2208 write_latency_timer(port);
2209 create_sysfs_attrs(port);
2210
2211 result = ftdi_gpio_init(port);
2212 if (result < 0) {
2213 dev_err(&port->serial->interface->dev,
2214 "GPIO initialisation failed: %d\n",
2215 result);
2216 }
2217
2218 return 0;
2219 }
2220
2221 /* Setup for the USB-UIRT device, which requires hardwired
2222 * baudrate (38400 gets mapped to 312500) */
2223 /* Called from usbserial:serial_probe */
2224 static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
2225 {
2226 priv->flags |= ASYNC_SPD_CUST;
2227 priv->custom_divisor = 77;
2228 priv->force_baud = 38400;
2229 }
2230
2231 /* Setup for the HE-TIRA1 device, which requires hardwired
2232 * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled. */
2233
2234 static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
2235 {
2236 priv->flags |= ASYNC_SPD_CUST;
2237 priv->custom_divisor = 240;
2238 priv->force_baud = 38400;
2239 priv->force_rtscts = 1;
2240 }
2241
2242 /*
2243 * Module parameter to control latency timer for NDI FTDI-based USB devices.
2244 * If this value is not set in /etc/modprobe.d/ its value will be set
2245 * to 1ms.
2246 */
2247 static int ndi_latency_timer = 1;
2248
2249 /* Setup for the NDI FTDI-based USB devices, which requires hardwired
2250 * baudrate (19200 gets mapped to 1200000).
2251 *
2252 * Called from usbserial:serial_probe.
2253 */
2254 static int ftdi_NDI_device_setup(struct usb_serial *serial)
2255 {
2256 struct usb_device *udev = serial->dev;
2257 int latency = ndi_latency_timer;
2258
2259 if (latency == 0)
2260 latency = 1;
2261 if (latency > 99)
2262 latency = 99;
2263
2264 dev_dbg(&udev->dev, "%s setting NDI device latency to %d\n", __func__, latency);
2265 dev_info(&udev->dev, "NDI device with a latency value of %d\n", latency);
2266
2267 /* FIXME: errors are not returned */
2268 usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
2269 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
2270 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
2271 latency, 0, NULL, 0, WDR_TIMEOUT);
2272 return 0;
2273 }
2274
2275 /*
2276 * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko
2277 * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from
2278 * userspace using openocd.
2279 */
2280 static int ftdi_jtag_probe(struct usb_serial *serial)
2281 {
2282 struct usb_device *udev = serial->dev;
2283 struct usb_interface *interface = serial->interface;
2284
2285 if (interface == udev->actconfig->interface[0]) {
2286 dev_info(&udev->dev,
2287 "Ignoring serial port reserved for JTAG\n");
2288 return -ENODEV;
2289 }
2290
2291 return 0;
2292 }
2293
2294 static int ftdi_8u2232c_probe(struct usb_serial *serial)
2295 {
2296 struct usb_device *udev = serial->dev;
2297
2298 if (udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems"))
2299 return ftdi_jtag_probe(serial);
2300
2301 if (udev->product &&
2302 (!strcmp(udev->product, "Arrow USB Blaster") ||
2303 !strcmp(udev->product, "BeagleBone/XDS100V2") ||
2304 !strcmp(udev->product, "SNAP Connect E10")))
2305 return ftdi_jtag_probe(serial);
2306
2307 return 0;
2308 }
2309
2310 /*
2311 * First two ports on JTAG adaptors using an FT4232 such as STMicroelectronics's
2312 * ST Micro Connect Lite are reserved for JTAG or other non-UART interfaces and
2313 * can be accessed from userspace.
2314 * The next two ports are enabled as UARTs by default, where port 2 is
2315 * a conventional RS-232 UART.
2316 */
2317 static int ftdi_stmclite_probe(struct usb_serial *serial)
2318 {
2319 struct usb_device *udev = serial->dev;
2320 struct usb_interface *interface = serial->interface;
2321
2322 if (interface == udev->actconfig->interface[0] ||
2323 interface == udev->actconfig->interface[1]) {
2324 dev_info(&udev->dev, "Ignoring serial port reserved for JTAG\n");
2325 return -ENODEV;
2326 }
2327
2328 return 0;
2329 }
2330
2331 static int ftdi_sio_port_remove(struct usb_serial_port *port)
2332 {
2333 struct ftdi_private *priv = usb_get_serial_port_data(port);
2334
2335 ftdi_gpio_remove(port);
2336
2337 remove_sysfs_attrs(port);
2338
2339 kfree(priv);
2340
2341 return 0;
2342 }
2343
2344 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
2345 {
2346 struct usb_device *dev = port->serial->dev;
2347 struct ftdi_private *priv = usb_get_serial_port_data(port);
2348
2349 /* No error checking for this (will get errors later anyway) */
2350 /* See ftdi_sio.h for description of what is reset */
2351 usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2352 FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
2353 FTDI_SIO_RESET_SIO,
2354 priv->interface, NULL, 0, WDR_TIMEOUT);
2355
2356 /* Termios defaults are set by usb_serial_init. We don't change
2357 port->tty->termios - this would lose speed settings, etc.
2358 This is same behaviour as serial.c/rs_open() - Kuba */
2359
2360 /* ftdi_set_termios will send usb control messages */
2361 if (tty)
2362 ftdi_set_termios(tty, port, NULL);
2363
2364 return usb_serial_generic_open(tty, port);
2365 }
2366
2367 static void ftdi_dtr_rts(struct usb_serial_port *port, int on)
2368 {
2369 struct ftdi_private *priv = usb_get_serial_port_data(port);
2370
2371 /* Disable flow control */
2372 if (!on) {
2373 if (usb_control_msg(port->serial->dev,
2374 usb_sndctrlpipe(port->serial->dev, 0),
2375 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2376 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2377 0, priv->interface, NULL, 0,
2378 WDR_TIMEOUT) < 0) {
2379 dev_err(&port->dev, "error from flowcontrol urb\n");
2380 }
2381 }
2382 /* drop RTS and DTR */
2383 if (on)
2384 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2385 else
2386 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2387 }
2388
2389 /* The SIO requires the first byte to have:
2390 * B0 1
2391 * B1 0
2392 * B2..7 length of message excluding byte 0
2393 *
2394 * The new devices do not require this byte
2395 */
2396 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
2397 void *dest, size_t size)
2398 {
2399 struct ftdi_private *priv;
2400 int count;
2401 unsigned long flags;
2402
2403 priv = usb_get_serial_port_data(port);
2404
2405 if (priv->chip_type == SIO) {
2406 unsigned char *buffer = dest;
2407 int i, len, c;
2408
2409 count = 0;
2410 spin_lock_irqsave(&port->lock, flags);
2411 for (i = 0; i < size - 1; i += priv->max_packet_size) {
2412 len = min_t(int, size - i, priv->max_packet_size) - 1;
2413 c = kfifo_out(&port->write_fifo, &buffer[i + 1], len);
2414 if (!c)
2415 break;
2416 port->icount.tx += c;
2417 buffer[i] = (c << 2) + 1;
2418 count += c + 1;
2419 }
2420 spin_unlock_irqrestore(&port->lock, flags);
2421 } else {
2422 count = kfifo_out_locked(&port->write_fifo, dest, size,
2423 &port->lock);
2424 port->icount.tx += count;
2425 }
2426
2427 return count;
2428 }
2429
2430 #define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
2431
2432 static int ftdi_process_packet(struct usb_serial_port *port,
2433 struct ftdi_private *priv, char *packet, int len)
2434 {
2435 int i;
2436 char status;
2437 char flag;
2438 char *ch;
2439
2440 if (len < 2) {
2441 dev_dbg(&port->dev, "malformed packet\n");
2442 return 0;
2443 }
2444
2445 /* Compare new line status to the old one, signal if different/
2446 N.B. packet may be processed more than once, but differences
2447 are only processed once. */
2448 status = packet[0] & FTDI_STATUS_B0_MASK;
2449 if (status != priv->prev_status) {
2450 char diff_status = status ^ priv->prev_status;
2451
2452 if (diff_status & FTDI_RS0_CTS)
2453 port->icount.cts++;
2454 if (diff_status & FTDI_RS0_DSR)
2455 port->icount.dsr++;
2456 if (diff_status & FTDI_RS0_RI)
2457 port->icount.rng++;
2458 if (diff_status & FTDI_RS0_RLSD) {
2459 struct tty_struct *tty;
2460
2461 port->icount.dcd++;
2462 tty = tty_port_tty_get(&port->port);
2463 if (tty)
2464 usb_serial_handle_dcd_change(port, tty,
2465 status & FTDI_RS0_RLSD);
2466 tty_kref_put(tty);
2467 }
2468
2469 wake_up_interruptible(&port->port.delta_msr_wait);
2470 priv->prev_status = status;
2471 }
2472
2473 /* save if the transmitter is empty or not */
2474 if (packet[1] & FTDI_RS_TEMT)
2475 priv->transmit_empty = 1;
2476 else
2477 priv->transmit_empty = 0;
2478
2479 len -= 2;
2480 if (!len)
2481 return 0; /* status only */
2482
2483 /*
2484 * Break and error status must only be processed for packets with
2485 * data payload to avoid over-reporting.
2486 */
2487 flag = TTY_NORMAL;
2488 if (packet[1] & FTDI_RS_ERR_MASK) {
2489 /* Break takes precedence over parity, which takes precedence
2490 * over framing errors */
2491 if (packet[1] & FTDI_RS_BI) {
2492 flag = TTY_BREAK;
2493 port->icount.brk++;
2494 usb_serial_handle_break(port);
2495 } else if (packet[1] & FTDI_RS_PE) {
2496 flag = TTY_PARITY;
2497 port->icount.parity++;
2498 } else if (packet[1] & FTDI_RS_FE) {
2499 flag = TTY_FRAME;
2500 port->icount.frame++;
2501 }
2502 /* Overrun is special, not associated with a char */
2503 if (packet[1] & FTDI_RS_OE) {
2504 port->icount.overrun++;
2505 tty_insert_flip_char(&port->port, 0, TTY_OVERRUN);
2506 }
2507 }
2508
2509 port->icount.rx += len;
2510 ch = packet + 2;
2511
2512 if (port->port.console && port->sysrq) {
2513 for (i = 0; i < len; i++, ch++) {
2514 if (!usb_serial_handle_sysrq_char(port, *ch))
2515 tty_insert_flip_char(&port->port, *ch, flag);
2516 }
2517 } else {
2518 tty_insert_flip_string_fixed_flag(&port->port, ch, flag, len);
2519 }
2520
2521 return len;
2522 }
2523
2524 static void ftdi_process_read_urb(struct urb *urb)
2525 {
2526 struct usb_serial_port *port = urb->context;
2527 struct ftdi_private *priv = usb_get_serial_port_data(port);
2528 char *data = (char *)urb->transfer_buffer;
2529 int i;
2530 int len;
2531 int count = 0;
2532
2533 for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
2534 len = min_t(int, urb->actual_length - i, priv->max_packet_size);
2535 count += ftdi_process_packet(port, priv, &data[i], len);
2536 }
2537
2538 if (count)
2539 tty_flip_buffer_push(&port->port);
2540 }
2541
2542 static void ftdi_break_ctl(struct tty_struct *tty, int break_state)
2543 {
2544 struct usb_serial_port *port = tty->driver_data;
2545 struct ftdi_private *priv = usb_get_serial_port_data(port);
2546 u16 value;
2547
2548 /* break_state = -1 to turn on break, and 0 to turn off break */
2549 /* see drivers/char/tty_io.c to see it used */
2550 /* last_set_data_value NEVER has the break bit set in it */
2551
2552 if (break_state)
2553 value = priv->last_set_data_value | FTDI_SIO_SET_BREAK;
2554 else
2555 value = priv->last_set_data_value;
2556
2557 if (usb_control_msg(port->serial->dev,
2558 usb_sndctrlpipe(port->serial->dev, 0),
2559 FTDI_SIO_SET_DATA_REQUEST,
2560 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2561 value , priv->interface,
2562 NULL, 0, WDR_TIMEOUT) < 0) {
2563 dev_err(&port->dev, "%s FAILED to enable/disable break state (state was %d)\n",
2564 __func__, break_state);
2565 }
2566
2567 dev_dbg(&port->dev, "%s break state is %d - urb is %d\n", __func__,
2568 break_state, value);
2569
2570 }
2571
2572 static bool ftdi_tx_empty(struct usb_serial_port *port)
2573 {
2574 unsigned char buf[2];
2575 int ret;
2576
2577 ret = ftdi_get_modem_status(port, buf);
2578 if (ret == 2) {
2579 if (!(buf[1] & FTDI_RS_TEMT))
2580 return false;
2581 }
2582
2583 return true;
2584 }
2585
2586 /* old_termios contains the original termios settings and tty->termios contains
2587 * the new setting to be used
2588 * WARNING: set_termios calls this with old_termios in kernel space
2589 */
2590 static void ftdi_set_termios(struct tty_struct *tty,
2591 struct usb_serial_port *port, struct ktermios *old_termios)
2592 {
2593 struct usb_device *dev = port->serial->dev;
2594 struct device *ddev = &port->dev;
2595 struct ftdi_private *priv = usb_get_serial_port_data(port);
2596 struct ktermios *termios = &tty->termios;
2597 unsigned int cflag = termios->c_cflag;
2598 u16 value, index;
2599 int ret;
2600
2601 /* Force baud rate if this device requires it, unless it is set to
2602 B0. */
2603 if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
2604 dev_dbg(ddev, "%s: forcing baud rate for this device\n", __func__);
2605 tty_encode_baud_rate(tty, priv->force_baud,
2606 priv->force_baud);
2607 }
2608
2609 /* Force RTS-CTS if this device requires it. */
2610 if (priv->force_rtscts) {
2611 dev_dbg(ddev, "%s: forcing rtscts for this device\n", __func__);
2612 termios->c_cflag |= CRTSCTS;
2613 }
2614
2615 /*
2616 * All FTDI UART chips are limited to CS7/8. We shouldn't pretend to
2617 * support CS5/6 and revert the CSIZE setting instead.
2618 *
2619 * CS5 however is used to control some smartcard readers which abuse
2620 * this limitation to switch modes. Original FTDI chips fall back to
2621 * eight data bits.
2622 *
2623 * TODO: Implement a quirk to only allow this with mentioned
2624 * readers. One I know of (Argolis Smartreader V1)
2625 * returns "USB smartcard server" as iInterface string.
2626 * The vendor didn't bother with a custom VID/PID of
2627 * course.
2628 */
2629 if (C_CSIZE(tty) == CS6) {
2630 dev_warn(ddev, "requested CSIZE setting not supported\n");
2631
2632 termios->c_cflag &= ~CSIZE;
2633 if (old_termios)
2634 termios->c_cflag |= old_termios->c_cflag & CSIZE;
2635 else
2636 termios->c_cflag |= CS8;
2637 }
2638
2639 cflag = termios->c_cflag;
2640
2641 if (!old_termios)
2642 goto no_skip;
2643
2644 if (old_termios->c_cflag == termios->c_cflag
2645 && old_termios->c_ispeed == termios->c_ispeed
2646 && old_termios->c_ospeed == termios->c_ospeed)
2647 goto no_c_cflag_changes;
2648
2649 /* NOTE These routines can get interrupted by
2650 ftdi_sio_read_bulk_callback - need to examine what this means -
2651 don't see any problems yet */
2652
2653 if ((old_termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)) ==
2654 (termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
2655 goto no_data_parity_stop_changes;
2656
2657 no_skip:
2658 /* Set number of data bits, parity, stop bits */
2659
2660 value = 0;
2661 value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
2662 FTDI_SIO_SET_DATA_STOP_BITS_1);
2663 if (cflag & PARENB) {
2664 if (cflag & CMSPAR)
2665 value |= cflag & PARODD ?
2666 FTDI_SIO_SET_DATA_PARITY_MARK :
2667 FTDI_SIO_SET_DATA_PARITY_SPACE;
2668 else
2669 value |= cflag & PARODD ?
2670 FTDI_SIO_SET_DATA_PARITY_ODD :
2671 FTDI_SIO_SET_DATA_PARITY_EVEN;
2672 } else {
2673 value |= FTDI_SIO_SET_DATA_PARITY_NONE;
2674 }
2675 switch (cflag & CSIZE) {
2676 case CS5:
2677 dev_dbg(ddev, "Setting CS5 quirk\n");
2678 break;
2679 case CS7:
2680 value |= 7;
2681 dev_dbg(ddev, "Setting CS7\n");
2682 break;
2683 default:
2684 case CS8:
2685 value |= 8;
2686 dev_dbg(ddev, "Setting CS8\n");
2687 break;
2688 }
2689
2690 /* This is needed by the break command since it uses the same command
2691 - but is or'ed with this value */
2692 priv->last_set_data_value = value;
2693
2694 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2695 FTDI_SIO_SET_DATA_REQUEST,
2696 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2697 value , priv->interface,
2698 NULL, 0, WDR_SHORT_TIMEOUT) < 0) {
2699 dev_err(ddev, "%s FAILED to set databits/stopbits/parity\n",
2700 __func__);
2701 }
2702
2703 /* Now do the baudrate */
2704 no_data_parity_stop_changes:
2705 if ((cflag & CBAUD) == B0) {
2706 /* Disable flow control */
2707 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2708 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2709 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2710 0, priv->interface,
2711 NULL, 0, WDR_TIMEOUT) < 0) {
2712 dev_err(ddev, "%s error from disable flowcontrol urb\n",
2713 __func__);
2714 }
2715 /* Drop RTS and DTR */
2716 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2717 } else {
2718 /* set the baudrate determined before */
2719 mutex_lock(&priv->cfg_lock);
2720 if (change_speed(tty, port))
2721 dev_err(ddev, "%s urb failed to set baudrate\n", __func__);
2722 mutex_unlock(&priv->cfg_lock);
2723 /* Ensure RTS and DTR are raised when baudrate changed from 0 */
2724 if (old_termios && (old_termios->c_cflag & CBAUD) == B0)
2725 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2726 }
2727
2728 no_c_cflag_changes:
2729 /* Set hardware-assisted flow control */
2730 value = 0;
2731
2732 if (C_CRTSCTS(tty)) {
2733 dev_dbg(&port->dev, "enabling rts/cts flow control\n");
2734 index = FTDI_SIO_RTS_CTS_HS;
2735 } else if (I_IXON(tty)) {
2736 dev_dbg(&port->dev, "enabling xon/xoff flow control\n");
2737 index = FTDI_SIO_XON_XOFF_HS;
2738 value = STOP_CHAR(tty) << 8 | START_CHAR(tty);
2739 } else {
2740 dev_dbg(&port->dev, "disabling flow control\n");
2741 index = FTDI_SIO_DISABLE_FLOW_CTRL;
2742 }
2743
2744 index |= priv->interface;
2745
2746 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2747 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2748 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2749 value, index, NULL, 0, WDR_TIMEOUT);
2750 if (ret < 0)
2751 dev_err(&port->dev, "failed to set flow control: %d\n", ret);
2752 }
2753
2754 /*
2755 * Get modem-control status.
2756 *
2757 * Returns the number of status bytes retrieved (device dependant), or
2758 * negative error code.
2759 */
2760 static int ftdi_get_modem_status(struct usb_serial_port *port,
2761 unsigned char status[2])
2762 {
2763 struct ftdi_private *priv = usb_get_serial_port_data(port);
2764 unsigned char *buf;
2765 int len;
2766 int ret;
2767
2768 buf = kmalloc(2, GFP_KERNEL);
2769 if (!buf)
2770 return -ENOMEM;
2771 /*
2772 * The 8U232AM returns a two byte value (the SIO a 1 byte value) in
2773 * the same format as the data returned from the in point.
2774 */
2775 switch (priv->chip_type) {
2776 case SIO:
2777 len = 1;
2778 break;
2779 case FT8U232AM:
2780 case FT232BM:
2781 case FT2232C:
2782 case FT232RL:
2783 case FT2232H:
2784 case FT4232H:
2785 case FT232H:
2786 case FTX:
2787 len = 2;
2788 break;
2789 default:
2790 ret = -EFAULT;
2791 goto out;
2792 }
2793
2794 ret = usb_control_msg(port->serial->dev,
2795 usb_rcvctrlpipe(port->serial->dev, 0),
2796 FTDI_SIO_GET_MODEM_STATUS_REQUEST,
2797 FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
2798 0, priv->interface,
2799 buf, len, WDR_TIMEOUT);
2800
2801 /* NOTE: We allow short responses and handle that below. */
2802 if (ret < 1) {
2803 dev_err(&port->dev, "failed to get modem status: %d\n", ret);
2804 if (ret >= 0)
2805 ret = -EIO;
2806 ret = usb_translate_errors(ret);
2807 goto out;
2808 }
2809
2810 status[0] = buf[0];
2811 if (ret > 1)
2812 status[1] = buf[1];
2813 else
2814 status[1] = 0;
2815
2816 dev_dbg(&port->dev, "%s - 0x%02x%02x\n", __func__, status[0],
2817 status[1]);
2818 out:
2819 kfree(buf);
2820
2821 return ret;
2822 }
2823
2824 static int ftdi_tiocmget(struct tty_struct *tty)
2825 {
2826 struct usb_serial_port *port = tty->driver_data;
2827 struct ftdi_private *priv = usb_get_serial_port_data(port);
2828 unsigned char buf[2];
2829 int ret;
2830
2831 ret = ftdi_get_modem_status(port, buf);
2832 if (ret < 0)
2833 return ret;
2834
2835 ret = (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) |
2836 (buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) |
2837 (buf[0] & FTDI_SIO_RI_MASK ? TIOCM_RI : 0) |
2838 (buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD : 0) |
2839 priv->last_dtr_rts;
2840
2841 return ret;
2842 }
2843
2844 static int ftdi_tiocmset(struct tty_struct *tty,
2845 unsigned int set, unsigned int clear)
2846 {
2847 struct usb_serial_port *port = tty->driver_data;
2848
2849 return update_mctrl(port, set, clear);
2850 }
2851
2852 static int ftdi_ioctl(struct tty_struct *tty,
2853 unsigned int cmd, unsigned long arg)
2854 {
2855 struct usb_serial_port *port = tty->driver_data;
2856 void __user *argp = (void __user *)arg;
2857
2858 switch (cmd) {
2859 case TIOCSERGETLSR:
2860 return get_lsr_info(port, argp);
2861 default:
2862 break;
2863 }
2864
2865 return -ENOIOCTLCMD;
2866 }
2867
2868 module_usb_serial_driver(serial_drivers, id_table_combined);
2869
2870 MODULE_AUTHOR(DRIVER_AUTHOR);
2871 MODULE_DESCRIPTION(DRIVER_DESC);
2872 MODULE_LICENSE("GPL");
2873
2874 module_param(ndi_latency_timer, int, S_IRUGO | S_IWUSR);
2875 MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override");