1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * USB FTDI SIO driver
4 *
5 * Copyright (C) 2009 - 2013
6 * Johan Hovold (jhovold@gmail.com)
7 * Copyright (C) 1999 - 2001
8 * Greg Kroah-Hartman (greg@kroah.com)
9 * Bill Ryder (bryder@sgi.com)
10 * Copyright (C) 2002
11 * Kuba Ober (kuba@mareimbrium.org)
12 *
13 * See Documentation/usb/usb-serial.rst for more information on using this
14 * driver
15 *
16 * See http://ftdi-usb-sio.sourceforge.net for up to date testing info
17 * and extra documentation
18 *
19 * Change entries from 2004 and earlier can be found in versions of this
20 * file in kernel versions prior to the 2.6.24 release.
21 *
22 */
23
24 /* Bill Ryder - bryder@sgi.com - wrote the FTDI_SIO implementation */
25 /* Thanx to FTDI for so kindly providing details of the protocol required */
26 /* to talk to the device */
27 /* Thanx to gkh and the rest of the usb dev group for all code I have
28 assimilated :-) */
29
30 #include <linux/kernel.h>
31 #include <linux/errno.h>
32 #include <linux/slab.h>
33 #include <linux/tty.h>
34 #include <linux/tty_driver.h>
35 #include <linux/tty_flip.h>
36 #include <linux/module.h>
37 #include <linux/spinlock.h>
38 #include <linux/mutex.h>
39 #include <linux/uaccess.h>
40 #include <linux/usb.h>
41 #include <linux/serial.h>
42 #include <linux/gpio/driver.h>
43 #include <linux/usb/serial.h>
44 #include "ftdi_sio.h"
45 #include "ftdi_sio_ids.h"
46
47 #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>, Bill Ryder <bryder@sgi.com>, Kuba Ober <kuba@mareimbrium.org>, Andreas Mohr, Johan Hovold <jhovold@gmail.com>"
48 #define DRIVER_DESC "USB FTDI Serial Converters Driver"
49
50
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_MTIUSBCONVERTER_PID) },
717 { USB_DEVICE(XSENS_VID, XSENS_MTW_PID) },
718 { USB_DEVICE(FTDI_VID, FTDI_OMNI1509) },
719 { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
720 { USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) },
721 { USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) },
722 { USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) },
723 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
724 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
725 { USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) },
726 { USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) },
727 { USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) },
728 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) },
729 { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) },
730 { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) },
731 { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
732 { USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) },
733 { USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) },
734 { USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) },
735 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) },
736 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) },
737 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HR_PID) },
738 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HRC_PID) },
739 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16IC_PID) },
740 { USB_DEVICE(KOBIL_VID, KOBIL_CONV_B1_PID) },
741 { USB_DEVICE(KOBIL_VID, KOBIL_CONV_KAAN_PID) },
742 { USB_DEVICE(POSIFLEX_VID, POSIFLEX_PP7000_PID) },
743 { USB_DEVICE(FTDI_VID, FTDI_TTUSB_PID) },
744 { USB_DEVICE(FTDI_VID, FTDI_ECLO_COM_1WIRE_PID) },
745 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) },
746 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
747 { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
748 { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
749 { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
750 { USB_DEVICE(FTDI_VID, FTDI_NZR_SEM_USB_PID) },
751 { USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) },
752 { USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) },
753 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) },
754 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C2_PID) },
755 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2D_PID) },
756 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VT_PID) },
757 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VR_PID) },
758 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVT_PID) },
759 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVR_PID) },
760 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVT_PID) },
761 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVR_PID) },
762 { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
763 { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
764 { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
765 { USB_DEVICE(TESTO_VID, TESTO_1_PID) },
766 { USB_DEVICE(TESTO_VID, TESTO_3_PID) },
767 { USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) },
768 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) },
769 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
770 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
771 { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
772 { USB_DEVICE(FTDI_VID, FTDI_NDI_HUC_PID),
773 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
774 { USB_DEVICE(FTDI_VID, FTDI_NDI_SPECTRA_SCU_PID),
775 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
776 { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_2_PID),
777 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
778 { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_3_PID),
779 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
780 { USB_DEVICE(FTDI_VID, FTDI_NDI_AURORA_SCU_PID),
781 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
782 { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
783 { USB_DEVICE(NOVITUS_VID, NOVITUS_BONO_E_PID) },
784 { USB_DEVICE(FTDI_VID, RTSYSTEMS_USB_VX8_PID) },
785 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) },
786 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) },
787 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) },
788 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57B_PID) },
789 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29A_PID) },
790 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29B_PID) },
791 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29F_PID) },
792 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62B_PID) },
793 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S01_PID) },
794 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63_PID) },
795 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29C_PID) },
796 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_81B_PID) },
797 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_82B_PID) },
798 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5D_PID) },
799 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K4Y_PID) },
800 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5G_PID) },
801 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S05_PID) },
802 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_60_PID) },
803 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_61_PID) },
804 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62_PID) },
805 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63B_PID) },
806 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_64_PID) },
807 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_65_PID) },
808 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92_PID) },
809 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92D_PID) },
810 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_W5R_PID) },
811 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_A5R_PID) },
812 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_PW1_PID) },
813 { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
814 { USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
815 { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
816 { USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
817 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
818 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
819 { USB_DEVICE(FTDI_VID, CYBER_CORTEX_AV_PID),
820 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
821 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID, 1) },
822 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID, 1) },
823 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_PID, 1) },
824 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_H_PID, 1) },
825 { USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
826 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
827 { USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
828 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
829 { USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
830 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
831 { USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
832 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
833 { USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
834 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
835 { USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
836 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
837 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
838 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_SCU18) },
839 { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
840
841 /* Papouch devices based on FTDI chip */
842 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_PID) },
843 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_PID) },
844 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_PID) },
845 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_2_PID) },
846 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_2_PID) },
847 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_2_PID) },
848 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485S_PID) },
849 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485C_PID) },
850 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_LEC_PID) },
851 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB232_PID) },
852 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
853 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_IRAMP_PID) },
854 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK5_PID) },
855 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO8x8_PID) },
856 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) },
857 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x2_PID) },
858 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO10x1_PID) },
859 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO30x3_PID) },
860 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO60x3_PID) },
861 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x16_PID) },
862 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO3x32_PID) },
863 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK6_PID) },
864 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_UPSUSB_PID) },
865 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_MU_PID) },
866 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SIMUKEY_PID) },
867 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AD4USB_PID) },
868 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMUX_PID) },
869 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMSR_PID) },
870
871 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) },
872 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
873 { USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
874 { USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
875 { USB_DEVICE(ATMEL_VID, STK541_PID) },
876 { USB_DEVICE(DE_VID, STB_PID) },
877 { USB_DEVICE(DE_VID, WHT_PID) },
878 { USB_DEVICE(ADI_VID, ADI_GNICE_PID),
879 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
880 { USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
881 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
882 { USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID,
883 USB_CLASS_VENDOR_SPEC,
884 USB_SUBCLASS_VENDOR_SPEC, 0x00) },
885 { USB_DEVICE_INTERFACE_NUMBER(ACTEL_VID, MICROSEMI_ARROW_SF2PLUS_BOARD_PID, 2) },
886 { USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
887 { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
888 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
889 { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
890 { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
891 { USB_DEVICE(FTDI_VID, PI_C865_PID) },
892 { USB_DEVICE(FTDI_VID, PI_C857_PID) },
893 { USB_DEVICE(PI_VID, PI_C866_PID) },
894 { USB_DEVICE(PI_VID, PI_C663_PID) },
895 { USB_DEVICE(PI_VID, PI_C725_PID) },
896 { USB_DEVICE(PI_VID, PI_E517_PID) },
897 { USB_DEVICE(PI_VID, PI_C863_PID) },
898 { USB_DEVICE(PI_VID, PI_E861_PID) },
899 { USB_DEVICE(PI_VID, PI_C867_PID) },
900 { USB_DEVICE(PI_VID, PI_E609_PID) },
901 { USB_DEVICE(PI_VID, PI_E709_PID) },
902 { USB_DEVICE(PI_VID, PI_100F_PID) },
903 { USB_DEVICE(PI_VID, PI_1011_PID) },
904 { USB_DEVICE(PI_VID, PI_1012_PID) },
905 { USB_DEVICE(PI_VID, PI_1013_PID) },
906 { USB_DEVICE(PI_VID, PI_1014_PID) },
907 { USB_DEVICE(PI_VID, PI_1015_PID) },
908 { USB_DEVICE(PI_VID, PI_1016_PID) },
909 { USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) },
910 { USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
911 { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
912 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
913 { USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
914 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
915 { USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
916 { USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
917 { USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
918 { USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
919 { USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) },
920 { USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
921 { USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
922 { USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
923 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
924 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
925 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
926 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
927 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
928 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
929 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
930 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
931 { USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
932 { USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
933 { USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
934 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
935 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
936 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
937 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
938 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
939 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
940 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
941 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
942 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
943 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) },
944 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
945 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
946 { USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
947 { USB_DEVICE(FTDI_VID, FTDI_FHE_PID) },
948 { USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
949 { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
950 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
951 { USB_DEVICE(ST_VID, ST_STMCLT_2232_PID),
952 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
953 { USB_DEVICE(ST_VID, ST_STMCLT_4232_PID),
954 .driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
955 { USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
956 { USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
957 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
958 { USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
959 /* Crucible Devices */
960 { USB_DEVICE(FTDI_VID, FTDI_CT_COMET_PID) },
961 { USB_DEVICE(FTDI_VID, FTDI_Z3X_PID) },
962 /* Cressi Devices */
963 { USB_DEVICE(FTDI_VID, FTDI_CRESSI_PID) },
964 /* Brainboxes Devices */
965 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_001_PID) },
966 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_012_PID) },
967 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_023_PID) },
968 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_034_PID) },
969 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_101_PID) },
970 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_1_PID) },
971 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_2_PID) },
972 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_3_PID) },
973 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_4_PID) },
974 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_5_PID) },
975 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_6_PID) },
976 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_7_PID) },
977 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_8_PID) },
978 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_257_PID) },
979 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_1_PID) },
980 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_2_PID) },
981 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_3_PID) },
982 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_4_PID) },
983 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_313_PID) },
984 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_324_PID) },
985 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_1_PID) },
986 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_2_PID) },
987 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_357_PID) },
988 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_1_PID) },
989 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_2_PID) },
990 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_3_PID) },
991 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_1_PID) },
992 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_2_PID) },
993 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_1_PID) },
994 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_2_PID) },
995 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_3_PID) },
996 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_4_PID) },
997 /* ekey Devices */
998 { USB_DEVICE(FTDI_VID, FTDI_EKEY_CONV_USB_PID) },
999 /* Infineon Devices */
1000 { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC1798_PID, 1) },
1001 { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC2X7_PID, 1) },
1002 /* GE Healthcare devices */
1003 { USB_DEVICE(GE_HEALTHCARE_VID, GE_HEALTHCARE_NEMO_TRACKER_PID) },
1004 /* Active Research (Actisense) devices */
1005 { USB_DEVICE(FTDI_VID, ACTISENSE_NDC_PID) },
1006 { USB_DEVICE(FTDI_VID, ACTISENSE_USG_PID) },
1007 { USB_DEVICE(FTDI_VID, ACTISENSE_NGT_PID) },
1008 { USB_DEVICE(FTDI_VID, ACTISENSE_NGW_PID) },
1009 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AC_PID) },
1010 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AD_PID) },
1011 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AE_PID) },
1012 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AF_PID) },
1013 { USB_DEVICE(FTDI_VID, CHETCO_SEAGAUGE_PID) },
1014 { USB_DEVICE(FTDI_VID, CHETCO_SEASWITCH_PID) },
1015 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_NMEA2000_PID) },
1016 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ETHERNET_PID) },
1017 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_WIFI_PID) },
1018 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_DISPLAY_PID) },
1019 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_LITE_PID) },
1020 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ANALOG_PID) },
1021 /* ICP DAS I-756xU devices */
1022 { USB_DEVICE(ICPDAS_VID, ICPDAS_I7560U_PID) },
1023 { USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) },
1024 { USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) },
1025 { USB_DEVICE(WICED_VID, WICED_USB20706V2_PID) },
1026 { USB_DEVICE(TI_VID, TI_CC3200_LAUNCHPAD_PID),
1027 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1028 { USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_BT_USB_PID) },
1029 { USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_WL_USB_PID) },
1030 { USB_DEVICE(AIRBUS_DS_VID, AIRBUS_DS_P8GR) },
1031 /* EZPrototypes devices */
1032 { USB_DEVICE(EZPROTOTYPES_VID, HJELMSLUND_USB485_ISO_PID) },
1033 { USB_DEVICE_INTERFACE_NUMBER(UNJO_VID, UNJO_ISODEBUG_V1_PID, 1) },
1034 /* Sienna devices */
1035 { USB_DEVICE(FTDI_VID, FTDI_SIENNA_PID) },
1036 { USB_DEVICE(ECHELON_VID, ECHELON_U20_PID) },
1037 /* U-Blox devices */
1038 { USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ZED_PID) },
1039 { USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ODIN_PID) },
1040 /* FreeCalypso USB adapters */
1041 { USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_BUF_PID),
1042 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1043 { USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_UNBUF_PID),
1044 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1045 { } /* Terminating entry */
1046 };
1047
1048 MODULE_DEVICE_TABLE(usb, id_table_combined);
1049
1050 static const char *ftdi_chip_name[] = {
1051 [SIO] = "SIO", /* the serial part of FT8U100AX */
1052 [FT8U232AM] = "FT8U232AM",
1053 [FT232BM] = "FT232BM",
1054 [FT2232C] = "FT2232C",
1055 [FT232RL] = "FT232RL",
1056 [FT2232H] = "FT2232H",
1057 [FT4232H] = "FT4232H",
1058 [FT232H] = "FT232H",
1059 [FTX] = "FT-X"
1060 };
1061
1062
1063 /* Used for TIOCMIWAIT */
1064 #define FTDI_STATUS_B0_MASK (FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
1065 #define FTDI_STATUS_B1_MASK (FTDI_RS_BI)
1066 /* End TIOCMIWAIT */
1067
1068 /* function prototypes for a FTDI serial converter */
1069 static int ftdi_sio_probe(struct usb_serial *serial,
1070 const struct usb_device_id *id);
1071 static int ftdi_sio_port_probe(struct usb_serial_port *port);
1072 static void ftdi_sio_port_remove(struct usb_serial_port *port);
1073 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port);
1074 static void ftdi_dtr_rts(struct usb_serial_port *port, int on);
1075 static void ftdi_process_read_urb(struct urb *urb);
1076 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
1077 void *dest, size_t size);
1078 static void ftdi_set_termios(struct tty_struct *tty,
1079 struct usb_serial_port *port, struct ktermios *old);
1080 static int ftdi_tiocmget(struct tty_struct *tty);
1081 static int ftdi_tiocmset(struct tty_struct *tty,
1082 unsigned int set, unsigned int clear);
1083 static int ftdi_ioctl(struct tty_struct *tty,
1084 unsigned int cmd, unsigned long arg);
1085 static void get_serial_info(struct tty_struct *tty, struct serial_struct *ss);
1086 static int set_serial_info(struct tty_struct *tty,
1087 struct serial_struct *ss);
1088 static void ftdi_break_ctl(struct tty_struct *tty, int break_state);
1089 static bool ftdi_tx_empty(struct usb_serial_port *port);
1090 static int ftdi_get_modem_status(struct usb_serial_port *port,
1091 unsigned char status[2]);
1092
1093 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base);
1094 static unsigned short int ftdi_232am_baud_to_divisor(int baud);
1095 static u32 ftdi_232bm_baud_base_to_divisor(int baud, int base);
1096 static u32 ftdi_232bm_baud_to_divisor(int baud);
1097 static u32 ftdi_2232h_baud_base_to_divisor(int baud, int base);
1098 static u32 ftdi_2232h_baud_to_divisor(int baud);
1099
1100 static struct usb_serial_driver ftdi_sio_device = {
1101 .driver = {
1102 .owner = THIS_MODULE,
1103 .name = "ftdi_sio",
1104 },
1105 .description = "FTDI USB Serial Device",
1106 .id_table = id_table_combined,
1107 .num_ports = 1,
1108 .bulk_in_size = 512,
1109 .bulk_out_size = 256,
1110 .probe = ftdi_sio_probe,
1111 .port_probe = ftdi_sio_port_probe,
1112 .port_remove = ftdi_sio_port_remove,
1113 .open = ftdi_open,
1114 .dtr_rts = ftdi_dtr_rts,
1115 .throttle = usb_serial_generic_throttle,
1116 .unthrottle = usb_serial_generic_unthrottle,
1117 .process_read_urb = ftdi_process_read_urb,
1118 .prepare_write_buffer = ftdi_prepare_write_buffer,
1119 .tiocmget = ftdi_tiocmget,
1120 .tiocmset = ftdi_tiocmset,
1121 .tiocmiwait = usb_serial_generic_tiocmiwait,
1122 .get_icount = usb_serial_generic_get_icount,
1123 .ioctl = ftdi_ioctl,
1124 .get_serial = get_serial_info,
1125 .set_serial = set_serial_info,
1126 .set_termios = ftdi_set_termios,
1127 .break_ctl = ftdi_break_ctl,
1128 .tx_empty = ftdi_tx_empty,
1129 };
1130
1131 static struct usb_serial_driver * const serial_drivers[] = {
1132 &ftdi_sio_device, NULL
1133 };
1134
1135
1136 #define WDR_TIMEOUT 5000 /* default urb timeout */
1137 #define WDR_SHORT_TIMEOUT 1000 /* shorter urb timeout */
1138
1139 /*
1140 * ***************************************************************************
1141 * Utility functions
1142 * ***************************************************************************
1143 */
1144
ftdi_232am_baud_base_to_divisor(int baud,int base)1145 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base)
1146 {
1147 unsigned short int divisor;
1148 /* divisor shifted 3 bits to the left */
1149 int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1150 if ((divisor3 & 0x7) == 7)
1151 divisor3++; /* round x.7/8 up to x+1 */
1152 divisor = divisor3 >> 3;
1153 divisor3 &= 0x7;
1154 if (divisor3 == 1)
1155 divisor |= 0xc000; /* +0.125 */
1156 else if (divisor3 >= 4)
1157 divisor |= 0x4000; /* +0.5 */
1158 else if (divisor3 != 0)
1159 divisor |= 0x8000; /* +0.25 */
1160 else if (divisor == 1)
1161 divisor = 0; /* special case for maximum baud rate */
1162 return divisor;
1163 }
1164
ftdi_232am_baud_to_divisor(int baud)1165 static unsigned short int ftdi_232am_baud_to_divisor(int baud)
1166 {
1167 return ftdi_232am_baud_base_to_divisor(baud, 48000000);
1168 }
1169
ftdi_232bm_baud_base_to_divisor(int baud,int base)1170 static u32 ftdi_232bm_baud_base_to_divisor(int baud, int base)
1171 {
1172 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1173 u32 divisor;
1174 /* divisor shifted 3 bits to the left */
1175 int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1176 divisor = divisor3 >> 3;
1177 divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1178 /* Deal with special cases for highest baud rates. */
1179 if (divisor == 1) /* 1.0 */
1180 divisor = 0;
1181 else if (divisor == 0x4001) /* 1.5 */
1182 divisor = 1;
1183 return divisor;
1184 }
1185
ftdi_232bm_baud_to_divisor(int baud)1186 static u32 ftdi_232bm_baud_to_divisor(int baud)
1187 {
1188 return ftdi_232bm_baud_base_to_divisor(baud, 48000000);
1189 }
1190
ftdi_2232h_baud_base_to_divisor(int baud,int base)1191 static u32 ftdi_2232h_baud_base_to_divisor(int baud, int base)
1192 {
1193 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1194 u32 divisor;
1195 int divisor3;
1196
1197 /* hi-speed baud rate is 10-bit sampling instead of 16-bit */
1198 divisor3 = DIV_ROUND_CLOSEST(8 * base, 10 * baud);
1199
1200 divisor = divisor3 >> 3;
1201 divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1202 /* Deal with special cases for highest baud rates. */
1203 if (divisor == 1) /* 1.0 */
1204 divisor = 0;
1205 else if (divisor == 0x4001) /* 1.5 */
1206 divisor = 1;
1207 /*
1208 * Set this bit to turn off a divide by 2.5 on baud rate generator
1209 * This enables baud rates up to 12Mbaud but cannot reach below 1200
1210 * baud with this bit set
1211 */
1212 divisor |= 0x00020000;
1213 return divisor;
1214 }
1215
ftdi_2232h_baud_to_divisor(int baud)1216 static u32 ftdi_2232h_baud_to_divisor(int baud)
1217 {
1218 return ftdi_2232h_baud_base_to_divisor(baud, 120000000);
1219 }
1220
1221 #define set_mctrl(port, set) update_mctrl((port), (set), 0)
1222 #define clear_mctrl(port, clear) update_mctrl((port), 0, (clear))
1223
update_mctrl(struct usb_serial_port * port,unsigned int set,unsigned int clear)1224 static int update_mctrl(struct usb_serial_port *port, unsigned int set,
1225 unsigned int clear)
1226 {
1227 struct ftdi_private *priv = usb_get_serial_port_data(port);
1228 struct device *dev = &port->dev;
1229 unsigned value;
1230 int rv;
1231
1232 if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
1233 dev_dbg(dev, "%s - DTR|RTS not being set|cleared\n", __func__);
1234 return 0; /* no change */
1235 }
1236
1237 clear &= ~set; /* 'set' takes precedence over 'clear' */
1238 value = 0;
1239 if (clear & TIOCM_DTR)
1240 value |= FTDI_SIO_SET_DTR_LOW;
1241 if (clear & TIOCM_RTS)
1242 value |= FTDI_SIO_SET_RTS_LOW;
1243 if (set & TIOCM_DTR)
1244 value |= FTDI_SIO_SET_DTR_HIGH;
1245 if (set & TIOCM_RTS)
1246 value |= FTDI_SIO_SET_RTS_HIGH;
1247 rv = usb_control_msg(port->serial->dev,
1248 usb_sndctrlpipe(port->serial->dev, 0),
1249 FTDI_SIO_SET_MODEM_CTRL_REQUEST,
1250 FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
1251 value, priv->interface,
1252 NULL, 0, WDR_TIMEOUT);
1253 if (rv < 0) {
1254 dev_dbg(dev, "%s Error from MODEM_CTRL urb: DTR %s, RTS %s\n",
1255 __func__,
1256 (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1257 (set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1258 rv = usb_translate_errors(rv);
1259 } else {
1260 dev_dbg(dev, "%s - DTR %s, RTS %s\n", __func__,
1261 (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1262 (set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1263 /* FIXME: locking on last_dtr_rts */
1264 priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
1265 }
1266 return rv;
1267 }
1268
1269
get_ftdi_divisor(struct tty_struct * tty,struct usb_serial_port * port)1270 static u32 get_ftdi_divisor(struct tty_struct *tty,
1271 struct usb_serial_port *port)
1272 {
1273 struct ftdi_private *priv = usb_get_serial_port_data(port);
1274 struct device *dev = &port->dev;
1275 u32 div_value = 0;
1276 int div_okay = 1;
1277 int baud;
1278
1279 baud = tty_get_baud_rate(tty);
1280 dev_dbg(dev, "%s - tty_get_baud_rate reports speed %d\n", __func__, baud);
1281
1282 /*
1283 * Observe deprecated async-compatible custom_divisor hack, update
1284 * baudrate if needed.
1285 */
1286 if (baud == 38400 &&
1287 ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1288 (priv->custom_divisor)) {
1289 baud = priv->baud_base / priv->custom_divisor;
1290 dev_dbg(dev, "%s - custom divisor %d sets baud rate to %d\n",
1291 __func__, priv->custom_divisor, baud);
1292 }
1293
1294 if (!baud)
1295 baud = 9600;
1296 switch (priv->chip_type) {
1297 case SIO: /* SIO chip */
1298 switch (baud) {
1299 case 300: div_value = ftdi_sio_b300; break;
1300 case 600: div_value = ftdi_sio_b600; break;
1301 case 1200: div_value = ftdi_sio_b1200; break;
1302 case 2400: div_value = ftdi_sio_b2400; break;
1303 case 4800: div_value = ftdi_sio_b4800; break;
1304 case 9600: div_value = ftdi_sio_b9600; break;
1305 case 19200: div_value = ftdi_sio_b19200; break;
1306 case 38400: div_value = ftdi_sio_b38400; break;
1307 case 57600: div_value = ftdi_sio_b57600; break;
1308 case 115200: div_value = ftdi_sio_b115200; break;
1309 } /* baud */
1310 if (div_value == 0) {
1311 dev_dbg(dev, "%s - Baudrate (%d) requested is not supported\n",
1312 __func__, baud);
1313 div_value = ftdi_sio_b9600;
1314 baud = 9600;
1315 div_okay = 0;
1316 }
1317 break;
1318 case FT8U232AM: /* 8U232AM chip */
1319 if (baud <= 3000000) {
1320 div_value = ftdi_232am_baud_to_divisor(baud);
1321 } else {
1322 dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1323 baud = 9600;
1324 div_value = ftdi_232am_baud_to_divisor(9600);
1325 div_okay = 0;
1326 }
1327 break;
1328 case FT232BM: /* FT232BM chip */
1329 case FT2232C: /* FT2232C chip */
1330 case FT232RL: /* FT232RL chip */
1331 case FTX: /* FT-X series */
1332 if (baud <= 3000000) {
1333 u16 product_id = le16_to_cpu(
1334 port->serial->dev->descriptor.idProduct);
1335 if (((product_id == FTDI_NDI_HUC_PID) ||
1336 (product_id == FTDI_NDI_SPECTRA_SCU_PID) ||
1337 (product_id == FTDI_NDI_FUTURE_2_PID) ||
1338 (product_id == FTDI_NDI_FUTURE_3_PID) ||
1339 (product_id == FTDI_NDI_AURORA_SCU_PID)) &&
1340 (baud == 19200)) {
1341 baud = 1200000;
1342 }
1343 div_value = ftdi_232bm_baud_to_divisor(baud);
1344 } else {
1345 dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1346 div_value = ftdi_232bm_baud_to_divisor(9600);
1347 div_okay = 0;
1348 baud = 9600;
1349 }
1350 break;
1351 case FT2232H: /* FT2232H chip */
1352 case FT4232H: /* FT4232H chip */
1353 case FT232H: /* FT232H chip */
1354 if ((baud <= 12000000) && (baud >= 1200)) {
1355 div_value = ftdi_2232h_baud_to_divisor(baud);
1356 } else if (baud < 1200) {
1357 div_value = ftdi_232bm_baud_to_divisor(baud);
1358 } else {
1359 dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1360 div_value = ftdi_232bm_baud_to_divisor(9600);
1361 div_okay = 0;
1362 baud = 9600;
1363 }
1364 break;
1365 } /* priv->chip_type */
1366
1367 if (div_okay) {
1368 dev_dbg(dev, "%s - Baud rate set to %d (divisor 0x%lX) on chip %s\n",
1369 __func__, baud, (unsigned long)div_value,
1370 ftdi_chip_name[priv->chip_type]);
1371 }
1372
1373 tty_encode_baud_rate(tty, baud, baud);
1374 return div_value;
1375 }
1376
change_speed(struct tty_struct * tty,struct usb_serial_port * port)1377 static int change_speed(struct tty_struct *tty, struct usb_serial_port *port)
1378 {
1379 struct ftdi_private *priv = usb_get_serial_port_data(port);
1380 u16 value;
1381 u16 index;
1382 u32 index_value;
1383 int rv;
1384
1385 index_value = get_ftdi_divisor(tty, port);
1386 value = (u16)index_value;
1387 index = (u16)(index_value >> 16);
1388 if (priv->chip_type == FT2232C || priv->chip_type == FT2232H ||
1389 priv->chip_type == FT4232H || priv->chip_type == FT232H ||
1390 priv->chip_type == FTX) {
1391 /* Probably the BM type needs the MSB of the encoded fractional
1392 * divider also moved like for the chips above. Any infos? */
1393 index = (u16)((index << 8) | priv->interface);
1394 }
1395
1396 rv = usb_control_msg(port->serial->dev,
1397 usb_sndctrlpipe(port->serial->dev, 0),
1398 FTDI_SIO_SET_BAUDRATE_REQUEST,
1399 FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
1400 value, index,
1401 NULL, 0, WDR_SHORT_TIMEOUT);
1402 return rv;
1403 }
1404
write_latency_timer(struct usb_serial_port * port)1405 static int write_latency_timer(struct usb_serial_port *port)
1406 {
1407 struct ftdi_private *priv = usb_get_serial_port_data(port);
1408 struct usb_device *udev = port->serial->dev;
1409 int rv;
1410 int l = priv->latency;
1411
1412 if (priv->chip_type == SIO || priv->chip_type == FT8U232AM)
1413 return -EINVAL;
1414
1415 if (priv->flags & ASYNC_LOW_LATENCY)
1416 l = 1;
1417
1418 dev_dbg(&port->dev, "%s: setting latency timer = %i\n", __func__, l);
1419
1420 rv = usb_control_msg(udev,
1421 usb_sndctrlpipe(udev, 0),
1422 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1423 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1424 l, priv->interface,
1425 NULL, 0, WDR_TIMEOUT);
1426 if (rv < 0)
1427 dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1428 return rv;
1429 }
1430
_read_latency_timer(struct usb_serial_port * port)1431 static int _read_latency_timer(struct usb_serial_port *port)
1432 {
1433 struct ftdi_private *priv = usb_get_serial_port_data(port);
1434 struct usb_device *udev = port->serial->dev;
1435 unsigned char *buf;
1436 int rv;
1437
1438 buf = kmalloc(1, GFP_KERNEL);
1439 if (!buf)
1440 return -ENOMEM;
1441
1442 rv = usb_control_msg(udev,
1443 usb_rcvctrlpipe(udev, 0),
1444 FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
1445 FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE,
1446 0, priv->interface,
1447 buf, 1, WDR_TIMEOUT);
1448 if (rv < 1) {
1449 if (rv >= 0)
1450 rv = -EIO;
1451 } else {
1452 rv = buf[0];
1453 }
1454
1455 kfree(buf);
1456
1457 return rv;
1458 }
1459
read_latency_timer(struct usb_serial_port * port)1460 static int read_latency_timer(struct usb_serial_port *port)
1461 {
1462 struct ftdi_private *priv = usb_get_serial_port_data(port);
1463 int rv;
1464
1465 if (priv->chip_type == SIO || priv->chip_type == FT8U232AM)
1466 return -EINVAL;
1467
1468 rv = _read_latency_timer(port);
1469 if (rv < 0) {
1470 dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
1471 return rv;
1472 }
1473
1474 priv->latency = rv;
1475
1476 return 0;
1477 }
1478
get_serial_info(struct tty_struct * tty,struct serial_struct * ss)1479 static void get_serial_info(struct tty_struct *tty, 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
1484 ss->flags = priv->flags;
1485 ss->baud_base = priv->baud_base;
1486 ss->custom_divisor = priv->custom_divisor;
1487 }
1488
set_serial_info(struct tty_struct * tty,struct serial_struct * ss)1489 static int set_serial_info(struct tty_struct *tty, struct serial_struct *ss)
1490 {
1491 struct usb_serial_port *port = tty->driver_data;
1492 struct ftdi_private *priv = usb_get_serial_port_data(port);
1493 int old_flags, old_divisor;
1494
1495 mutex_lock(&priv->cfg_lock);
1496
1497 if (!capable(CAP_SYS_ADMIN)) {
1498 if ((ss->flags ^ priv->flags) & ~ASYNC_USR_MASK) {
1499 mutex_unlock(&priv->cfg_lock);
1500 return -EPERM;
1501 }
1502 }
1503
1504 old_flags = priv->flags;
1505 old_divisor = priv->custom_divisor;
1506
1507 priv->flags = ss->flags & ASYNC_FLAGS;
1508 priv->custom_divisor = ss->custom_divisor;
1509
1510 write_latency_timer(port);
1511
1512 if ((priv->flags ^ old_flags) & ASYNC_SPD_MASK ||
1513 ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST &&
1514 priv->custom_divisor != old_divisor)) {
1515
1516 /* warn about deprecation unless clearing */
1517 if (priv->flags & ASYNC_SPD_MASK)
1518 dev_warn_ratelimited(&port->dev, "use of SPD flags is deprecated\n");
1519
1520 change_speed(tty, port);
1521 }
1522 mutex_unlock(&priv->cfg_lock);
1523 return 0;
1524 }
1525
get_lsr_info(struct usb_serial_port * port,unsigned int __user * retinfo)1526 static int get_lsr_info(struct usb_serial_port *port,
1527 unsigned int __user *retinfo)
1528 {
1529 struct ftdi_private *priv = usb_get_serial_port_data(port);
1530 unsigned int result = 0;
1531
1532 if (priv->transmit_empty)
1533 result = TIOCSER_TEMT;
1534
1535 if (copy_to_user(retinfo, &result, sizeof(unsigned int)))
1536 return -EFAULT;
1537 return 0;
1538 }
1539
1540
1541 /* Determine type of FTDI chip based on USB config and descriptor. */
ftdi_determine_type(struct usb_serial_port * port)1542 static void ftdi_determine_type(struct usb_serial_port *port)
1543 {
1544 struct ftdi_private *priv = usb_get_serial_port_data(port);
1545 struct usb_serial *serial = port->serial;
1546 struct usb_device *udev = serial->dev;
1547 unsigned version;
1548 unsigned interfaces;
1549
1550 /* Assume it is not the original SIO device for now. */
1551 priv->baud_base = 48000000 / 2;
1552
1553 version = le16_to_cpu(udev->descriptor.bcdDevice);
1554 interfaces = udev->actconfig->desc.bNumInterfaces;
1555 dev_dbg(&port->dev, "%s: bcdDevice = 0x%x, bNumInterfaces = %u\n", __func__,
1556 version, interfaces);
1557 if (interfaces > 1) {
1558 struct usb_interface *intf = serial->interface;
1559 int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
1560
1561 /* Multiple interfaces.*/
1562 if (version == 0x0800) {
1563 priv->chip_type = FT4232H;
1564 /* Hi-speed - baud clock runs at 120MHz */
1565 priv->baud_base = 120000000 / 2;
1566 } else if (version == 0x0700) {
1567 priv->chip_type = FT2232H;
1568 /* Hi-speed - baud clock runs at 120MHz */
1569 priv->baud_base = 120000000 / 2;
1570 } else
1571 priv->chip_type = FT2232C;
1572
1573 /* Determine interface code. */
1574 if (ifnum == 0)
1575 priv->interface = INTERFACE_A;
1576 else if (ifnum == 1)
1577 priv->interface = INTERFACE_B;
1578 else if (ifnum == 2)
1579 priv->interface = INTERFACE_C;
1580 else if (ifnum == 3)
1581 priv->interface = INTERFACE_D;
1582
1583 /* BM-type devices have a bug where bcdDevice gets set
1584 * to 0x200 when iSerialNumber is 0. */
1585 if (version < 0x500) {
1586 dev_dbg(&port->dev,
1587 "%s: something fishy - bcdDevice too low for multi-interface device\n",
1588 __func__);
1589 }
1590 } else if (version < 0x200) {
1591 /* Old device. Assume it's the original SIO. */
1592 priv->chip_type = SIO;
1593 priv->baud_base = 12000000 / 16;
1594 } else if (version < 0x400) {
1595 /* Assume it's an FT8U232AM (or FT8U245AM) */
1596 priv->chip_type = FT8U232AM;
1597 /*
1598 * It might be a BM type because of the iSerialNumber bug.
1599 * If iSerialNumber==0 and the latency timer is readable,
1600 * assume it is BM type.
1601 */
1602 if (udev->descriptor.iSerialNumber == 0 &&
1603 _read_latency_timer(port) >= 0) {
1604 dev_dbg(&port->dev,
1605 "%s: has latency timer so not an AM type\n",
1606 __func__);
1607 priv->chip_type = FT232BM;
1608 }
1609 } else if (version < 0x600) {
1610 /* Assume it's an FT232BM (or FT245BM) */
1611 priv->chip_type = FT232BM;
1612 } else if (version < 0x900) {
1613 /* Assume it's an FT232RL */
1614 priv->chip_type = FT232RL;
1615 } else if (version < 0x1000) {
1616 /* Assume it's an FT232H */
1617 priv->chip_type = FT232H;
1618 } else {
1619 /* Assume it's an FT-X series device */
1620 priv->chip_type = FTX;
1621 }
1622
1623 dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
1624 }
1625
1626
1627 /*
1628 * Determine the maximum packet size for the device. This depends on the chip
1629 * type and the USB host capabilities. The value should be obtained from the
1630 * device descriptor as the chip will use the appropriate values for the host.
1631 */
ftdi_set_max_packet_size(struct usb_serial_port * port)1632 static void ftdi_set_max_packet_size(struct usb_serial_port *port)
1633 {
1634 struct ftdi_private *priv = usb_get_serial_port_data(port);
1635 struct usb_interface *interface = port->serial->interface;
1636 struct usb_endpoint_descriptor *ep_desc;
1637 unsigned num_endpoints;
1638 unsigned i;
1639
1640 num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
1641 if (!num_endpoints)
1642 return;
1643
1644 /*
1645 * NOTE: Some customers have programmed FT232R/FT245R devices
1646 * with an endpoint size of 0 - not good. In this case, we
1647 * want to override the endpoint descriptor setting and use a
1648 * value of 64 for wMaxPacketSize.
1649 */
1650 for (i = 0; i < num_endpoints; i++) {
1651 ep_desc = &interface->cur_altsetting->endpoint[i].desc;
1652 if (!ep_desc->wMaxPacketSize) {
1653 ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1654 dev_warn(&port->dev, "Overriding wMaxPacketSize on endpoint %d\n",
1655 usb_endpoint_num(ep_desc));
1656 }
1657 }
1658
1659 /* Set max packet size based on last descriptor. */
1660 priv->max_packet_size = usb_endpoint_maxp(ep_desc);
1661 }
1662
1663
1664 /*
1665 * ***************************************************************************
1666 * Sysfs Attribute
1667 * ***************************************************************************
1668 */
1669
latency_timer_show(struct device * dev,struct device_attribute * attr,char * buf)1670 static ssize_t latency_timer_show(struct device *dev,
1671 struct device_attribute *attr, char *buf)
1672 {
1673 struct usb_serial_port *port = to_usb_serial_port(dev);
1674 struct ftdi_private *priv = usb_get_serial_port_data(port);
1675 if (priv->flags & ASYNC_LOW_LATENCY)
1676 return sprintf(buf, "1\n");
1677 else
1678 return sprintf(buf, "%i\n", priv->latency);
1679 }
1680
1681 /* Write a new value of the latency timer, in units of milliseconds. */
latency_timer_store(struct device * dev,struct device_attribute * attr,const char * valbuf,size_t count)1682 static ssize_t latency_timer_store(struct device *dev,
1683 struct device_attribute *attr,
1684 const char *valbuf, size_t count)
1685 {
1686 struct usb_serial_port *port = to_usb_serial_port(dev);
1687 struct ftdi_private *priv = usb_get_serial_port_data(port);
1688 u8 v;
1689 int rv;
1690
1691 if (kstrtou8(valbuf, 10, &v))
1692 return -EINVAL;
1693
1694 priv->latency = v;
1695 rv = write_latency_timer(port);
1696 if (rv < 0)
1697 return -EIO;
1698 return count;
1699 }
1700 static DEVICE_ATTR_RW(latency_timer);
1701
1702 /* Write an event character directly to the FTDI register. The ASCII
1703 value is in the low 8 bits, with the enable bit in the 9th bit. */
event_char_store(struct device * dev,struct device_attribute * attr,const char * valbuf,size_t count)1704 static ssize_t event_char_store(struct device *dev,
1705 struct device_attribute *attr, const char *valbuf, size_t count)
1706 {
1707 struct usb_serial_port *port = to_usb_serial_port(dev);
1708 struct ftdi_private *priv = usb_get_serial_port_data(port);
1709 struct usb_device *udev = port->serial->dev;
1710 unsigned int v;
1711 int rv;
1712
1713 if (kstrtouint(valbuf, 0, &v) || v >= 0x200)
1714 return -EINVAL;
1715
1716 dev_dbg(&port->dev, "%s: setting event char = 0x%03x\n", __func__, v);
1717
1718 rv = usb_control_msg(udev,
1719 usb_sndctrlpipe(udev, 0),
1720 FTDI_SIO_SET_EVENT_CHAR_REQUEST,
1721 FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
1722 v, priv->interface,
1723 NULL, 0, WDR_TIMEOUT);
1724 if (rv < 0) {
1725 dev_dbg(&port->dev, "Unable to write event character: %i\n", rv);
1726 return -EIO;
1727 }
1728
1729 return count;
1730 }
1731 static DEVICE_ATTR_WO(event_char);
1732
create_sysfs_attrs(struct usb_serial_port * port)1733 static int create_sysfs_attrs(struct usb_serial_port *port)
1734 {
1735 struct ftdi_private *priv = usb_get_serial_port_data(port);
1736 int retval = 0;
1737
1738 /* XXX I've no idea if the original SIO supports the event_char
1739 * sysfs parameter, so I'm playing it safe. */
1740 if (priv->chip_type != SIO) {
1741 dev_dbg(&port->dev, "sysfs attributes for %s\n", ftdi_chip_name[priv->chip_type]);
1742 retval = device_create_file(&port->dev, &dev_attr_event_char);
1743 if ((!retval) &&
1744 (priv->chip_type == FT232BM ||
1745 priv->chip_type == FT2232C ||
1746 priv->chip_type == FT232RL ||
1747 priv->chip_type == FT2232H ||
1748 priv->chip_type == FT4232H ||
1749 priv->chip_type == FT232H ||
1750 priv->chip_type == FTX)) {
1751 retval = device_create_file(&port->dev,
1752 &dev_attr_latency_timer);
1753 }
1754 }
1755 return retval;
1756 }
1757
remove_sysfs_attrs(struct usb_serial_port * port)1758 static void remove_sysfs_attrs(struct usb_serial_port *port)
1759 {
1760 struct ftdi_private *priv = usb_get_serial_port_data(port);
1761
1762 /* XXX see create_sysfs_attrs */
1763 if (priv->chip_type != SIO) {
1764 device_remove_file(&port->dev, &dev_attr_event_char);
1765 if (priv->chip_type == FT232BM ||
1766 priv->chip_type == FT2232C ||
1767 priv->chip_type == FT232RL ||
1768 priv->chip_type == FT2232H ||
1769 priv->chip_type == FT4232H ||
1770 priv->chip_type == FT232H ||
1771 priv->chip_type == FTX) {
1772 device_remove_file(&port->dev, &dev_attr_latency_timer);
1773 }
1774 }
1775
1776 }
1777
1778 #ifdef CONFIG_GPIOLIB
1779
ftdi_set_bitmode(struct usb_serial_port * port,u8 mode)1780 static int ftdi_set_bitmode(struct usb_serial_port *port, u8 mode)
1781 {
1782 struct ftdi_private *priv = usb_get_serial_port_data(port);
1783 struct usb_serial *serial = port->serial;
1784 int result;
1785 u16 val;
1786
1787 result = usb_autopm_get_interface(serial->interface);
1788 if (result)
1789 return result;
1790
1791 val = (mode << 8) | (priv->gpio_output << 4) | priv->gpio_value;
1792 result = usb_control_msg(serial->dev,
1793 usb_sndctrlpipe(serial->dev, 0),
1794 FTDI_SIO_SET_BITMODE_REQUEST,
1795 FTDI_SIO_SET_BITMODE_REQUEST_TYPE, val,
1796 priv->interface, NULL, 0, WDR_TIMEOUT);
1797 if (result < 0) {
1798 dev_err(&serial->interface->dev,
1799 "bitmode request failed for value 0x%04x: %d\n",
1800 val, result);
1801 }
1802
1803 usb_autopm_put_interface(serial->interface);
1804
1805 return result;
1806 }
1807
ftdi_set_cbus_pins(struct usb_serial_port * port)1808 static int ftdi_set_cbus_pins(struct usb_serial_port *port)
1809 {
1810 return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_CBUS);
1811 }
1812
ftdi_exit_cbus_mode(struct usb_serial_port * port)1813 static int ftdi_exit_cbus_mode(struct usb_serial_port *port)
1814 {
1815 struct ftdi_private *priv = usb_get_serial_port_data(port);
1816
1817 priv->gpio_output = 0;
1818 priv->gpio_value = 0;
1819 return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_RESET);
1820 }
1821
ftdi_gpio_request(struct gpio_chip * gc,unsigned int offset)1822 static int ftdi_gpio_request(struct gpio_chip *gc, unsigned int offset)
1823 {
1824 struct usb_serial_port *port = gpiochip_get_data(gc);
1825 struct ftdi_private *priv = usb_get_serial_port_data(port);
1826 int result;
1827
1828 mutex_lock(&priv->gpio_lock);
1829 if (!priv->gpio_used) {
1830 /* Set default pin states, as we cannot get them from device */
1831 priv->gpio_output = 0x00;
1832 priv->gpio_value = 0x00;
1833 result = ftdi_set_cbus_pins(port);
1834 if (result) {
1835 mutex_unlock(&priv->gpio_lock);
1836 return result;
1837 }
1838
1839 priv->gpio_used = true;
1840 }
1841 mutex_unlock(&priv->gpio_lock);
1842
1843 return 0;
1844 }
1845
ftdi_read_cbus_pins(struct usb_serial_port * port)1846 static int ftdi_read_cbus_pins(struct usb_serial_port *port)
1847 {
1848 struct ftdi_private *priv = usb_get_serial_port_data(port);
1849 struct usb_serial *serial = port->serial;
1850 unsigned char *buf;
1851 int result;
1852
1853 result = usb_autopm_get_interface(serial->interface);
1854 if (result)
1855 return result;
1856
1857 buf = kmalloc(1, GFP_KERNEL);
1858 if (!buf) {
1859 usb_autopm_put_interface(serial->interface);
1860 return -ENOMEM;
1861 }
1862
1863 result = usb_control_msg(serial->dev,
1864 usb_rcvctrlpipe(serial->dev, 0),
1865 FTDI_SIO_READ_PINS_REQUEST,
1866 FTDI_SIO_READ_PINS_REQUEST_TYPE, 0,
1867 priv->interface, buf, 1, WDR_TIMEOUT);
1868 if (result < 1) {
1869 if (result >= 0)
1870 result = -EIO;
1871 } else {
1872 result = buf[0];
1873 }
1874
1875 kfree(buf);
1876 usb_autopm_put_interface(serial->interface);
1877
1878 return result;
1879 }
1880
ftdi_gpio_get(struct gpio_chip * gc,unsigned int gpio)1881 static int ftdi_gpio_get(struct gpio_chip *gc, unsigned int gpio)
1882 {
1883 struct usb_serial_port *port = gpiochip_get_data(gc);
1884 int result;
1885
1886 result = ftdi_read_cbus_pins(port);
1887 if (result < 0)
1888 return result;
1889
1890 return !!(result & BIT(gpio));
1891 }
1892
ftdi_gpio_set(struct gpio_chip * gc,unsigned int gpio,int value)1893 static void ftdi_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value)
1894 {
1895 struct usb_serial_port *port = gpiochip_get_data(gc);
1896 struct ftdi_private *priv = usb_get_serial_port_data(port);
1897
1898 mutex_lock(&priv->gpio_lock);
1899
1900 if (value)
1901 priv->gpio_value |= BIT(gpio);
1902 else
1903 priv->gpio_value &= ~BIT(gpio);
1904
1905 ftdi_set_cbus_pins(port);
1906
1907 mutex_unlock(&priv->gpio_lock);
1908 }
1909
ftdi_gpio_get_multiple(struct gpio_chip * gc,unsigned long * mask,unsigned long * bits)1910 static int ftdi_gpio_get_multiple(struct gpio_chip *gc, unsigned long *mask,
1911 unsigned long *bits)
1912 {
1913 struct usb_serial_port *port = gpiochip_get_data(gc);
1914 int result;
1915
1916 result = ftdi_read_cbus_pins(port);
1917 if (result < 0)
1918 return result;
1919
1920 *bits = result & *mask;
1921
1922 return 0;
1923 }
1924
ftdi_gpio_set_multiple(struct gpio_chip * gc,unsigned long * mask,unsigned long * bits)1925 static void ftdi_gpio_set_multiple(struct gpio_chip *gc, unsigned long *mask,
1926 unsigned long *bits)
1927 {
1928 struct usb_serial_port *port = gpiochip_get_data(gc);
1929 struct ftdi_private *priv = usb_get_serial_port_data(port);
1930
1931 mutex_lock(&priv->gpio_lock);
1932
1933 priv->gpio_value &= ~(*mask);
1934 priv->gpio_value |= *bits & *mask;
1935 ftdi_set_cbus_pins(port);
1936
1937 mutex_unlock(&priv->gpio_lock);
1938 }
1939
ftdi_gpio_direction_get(struct gpio_chip * gc,unsigned int gpio)1940 static int ftdi_gpio_direction_get(struct gpio_chip *gc, unsigned int gpio)
1941 {
1942 struct usb_serial_port *port = gpiochip_get_data(gc);
1943 struct ftdi_private *priv = usb_get_serial_port_data(port);
1944
1945 return !(priv->gpio_output & BIT(gpio));
1946 }
1947
ftdi_gpio_direction_input(struct gpio_chip * gc,unsigned int gpio)1948 static int ftdi_gpio_direction_input(struct gpio_chip *gc, unsigned int gpio)
1949 {
1950 struct usb_serial_port *port = gpiochip_get_data(gc);
1951 struct ftdi_private *priv = usb_get_serial_port_data(port);
1952 int result;
1953
1954 mutex_lock(&priv->gpio_lock);
1955
1956 priv->gpio_output &= ~BIT(gpio);
1957 result = ftdi_set_cbus_pins(port);
1958
1959 mutex_unlock(&priv->gpio_lock);
1960
1961 return result;
1962 }
1963
ftdi_gpio_direction_output(struct gpio_chip * gc,unsigned int gpio,int value)1964 static int ftdi_gpio_direction_output(struct gpio_chip *gc, unsigned int gpio,
1965 int value)
1966 {
1967 struct usb_serial_port *port = gpiochip_get_data(gc);
1968 struct ftdi_private *priv = usb_get_serial_port_data(port);
1969 int result;
1970
1971 mutex_lock(&priv->gpio_lock);
1972
1973 priv->gpio_output |= BIT(gpio);
1974 if (value)
1975 priv->gpio_value |= BIT(gpio);
1976 else
1977 priv->gpio_value &= ~BIT(gpio);
1978
1979 result = ftdi_set_cbus_pins(port);
1980
1981 mutex_unlock(&priv->gpio_lock);
1982
1983 return result;
1984 }
1985
ftdi_gpio_init_valid_mask(struct gpio_chip * gc,unsigned long * valid_mask,unsigned int ngpios)1986 static int ftdi_gpio_init_valid_mask(struct gpio_chip *gc,
1987 unsigned long *valid_mask,
1988 unsigned int ngpios)
1989 {
1990 struct usb_serial_port *port = gpiochip_get_data(gc);
1991 struct ftdi_private *priv = usb_get_serial_port_data(port);
1992 unsigned long map = priv->gpio_altfunc;
1993
1994 bitmap_complement(valid_mask, &map, ngpios);
1995
1996 if (bitmap_empty(valid_mask, ngpios))
1997 dev_dbg(&port->dev, "no CBUS pin configured for GPIO\n");
1998 else
1999 dev_dbg(&port->dev, "CBUS%*pbl configured for GPIO\n", ngpios,
2000 valid_mask);
2001
2002 return 0;
2003 }
2004
ftdi_read_eeprom(struct usb_serial * serial,void * dst,u16 addr,u16 nbytes)2005 static int ftdi_read_eeprom(struct usb_serial *serial, void *dst, u16 addr,
2006 u16 nbytes)
2007 {
2008 int read = 0;
2009
2010 if (addr % 2 != 0)
2011 return -EINVAL;
2012 if (nbytes % 2 != 0)
2013 return -EINVAL;
2014
2015 /* Read EEPROM two bytes at a time */
2016 while (read < nbytes) {
2017 int rv;
2018
2019 rv = usb_control_msg(serial->dev,
2020 usb_rcvctrlpipe(serial->dev, 0),
2021 FTDI_SIO_READ_EEPROM_REQUEST,
2022 FTDI_SIO_READ_EEPROM_REQUEST_TYPE,
2023 0, (addr + read) / 2, dst + read, 2,
2024 WDR_TIMEOUT);
2025 if (rv < 2) {
2026 if (rv >= 0)
2027 return -EIO;
2028 else
2029 return rv;
2030 }
2031
2032 read += rv;
2033 }
2034
2035 return 0;
2036 }
2037
ftdi_gpio_init_ft232h(struct usb_serial_port * port)2038 static int ftdi_gpio_init_ft232h(struct usb_serial_port *port)
2039 {
2040 struct ftdi_private *priv = usb_get_serial_port_data(port);
2041 u16 cbus_config;
2042 u8 *buf;
2043 int ret;
2044 int i;
2045
2046 buf = kmalloc(4, GFP_KERNEL);
2047 if (!buf)
2048 return -ENOMEM;
2049
2050 ret = ftdi_read_eeprom(port->serial, buf, 0x1a, 4);
2051 if (ret < 0)
2052 goto out_free;
2053
2054 /*
2055 * FT232H CBUS Memory Map
2056 *
2057 * 0x1a: X- (upper nibble -> AC5)
2058 * 0x1b: -X (lower nibble -> AC6)
2059 * 0x1c: XX (upper nibble -> AC9 | lower nibble -> AC8)
2060 */
2061 cbus_config = buf[2] << 8 | (buf[1] & 0xf) << 4 | (buf[0] & 0xf0) >> 4;
2062
2063 priv->gc.ngpio = 4;
2064 priv->gpio_altfunc = 0xff;
2065
2066 for (i = 0; i < priv->gc.ngpio; ++i) {
2067 if ((cbus_config & 0xf) == FTDI_FTX_CBUS_MUX_GPIO)
2068 priv->gpio_altfunc &= ~BIT(i);
2069 cbus_config >>= 4;
2070 }
2071
2072 out_free:
2073 kfree(buf);
2074
2075 return ret;
2076 }
2077
ftdi_gpio_init_ft232r(struct usb_serial_port * port)2078 static int ftdi_gpio_init_ft232r(struct usb_serial_port *port)
2079 {
2080 struct ftdi_private *priv = usb_get_serial_port_data(port);
2081 u16 cbus_config;
2082 u8 *buf;
2083 int ret;
2084 int i;
2085
2086 buf = kmalloc(2, GFP_KERNEL);
2087 if (!buf)
2088 return -ENOMEM;
2089
2090 ret = ftdi_read_eeprom(port->serial, buf, 0x14, 2);
2091 if (ret < 0)
2092 goto out_free;
2093
2094 cbus_config = le16_to_cpup((__le16 *)buf);
2095 dev_dbg(&port->dev, "cbus_config = 0x%04x\n", cbus_config);
2096
2097 priv->gc.ngpio = 4;
2098
2099 priv->gpio_altfunc = 0xff;
2100 for (i = 0; i < priv->gc.ngpio; ++i) {
2101 if ((cbus_config & 0xf) == FTDI_FT232R_CBUS_MUX_GPIO)
2102 priv->gpio_altfunc &= ~BIT(i);
2103 cbus_config >>= 4;
2104 }
2105 out_free:
2106 kfree(buf);
2107
2108 return ret;
2109 }
2110
ftdi_gpio_init_ftx(struct usb_serial_port * port)2111 static int ftdi_gpio_init_ftx(struct usb_serial_port *port)
2112 {
2113 struct ftdi_private *priv = usb_get_serial_port_data(port);
2114 struct usb_serial *serial = port->serial;
2115 const u16 cbus_cfg_addr = 0x1a;
2116 const u16 cbus_cfg_size = 4;
2117 u8 *cbus_cfg_buf;
2118 int result;
2119 u8 i;
2120
2121 cbus_cfg_buf = kmalloc(cbus_cfg_size, GFP_KERNEL);
2122 if (!cbus_cfg_buf)
2123 return -ENOMEM;
2124
2125 result = ftdi_read_eeprom(serial, cbus_cfg_buf,
2126 cbus_cfg_addr, cbus_cfg_size);
2127 if (result < 0)
2128 goto out_free;
2129
2130 /* FIXME: FT234XD alone has 1 GPIO, but how to recognize this IC? */
2131 priv->gc.ngpio = 4;
2132
2133 /* Determine which pins are configured for CBUS bitbanging */
2134 priv->gpio_altfunc = 0xff;
2135 for (i = 0; i < priv->gc.ngpio; ++i) {
2136 if (cbus_cfg_buf[i] == FTDI_FTX_CBUS_MUX_GPIO)
2137 priv->gpio_altfunc &= ~BIT(i);
2138 }
2139
2140 out_free:
2141 kfree(cbus_cfg_buf);
2142
2143 return result;
2144 }
2145
ftdi_gpio_init(struct usb_serial_port * port)2146 static int ftdi_gpio_init(struct usb_serial_port *port)
2147 {
2148 struct ftdi_private *priv = usb_get_serial_port_data(port);
2149 struct usb_serial *serial = port->serial;
2150 int result;
2151
2152 switch (priv->chip_type) {
2153 case FT232H:
2154 result = ftdi_gpio_init_ft232h(port);
2155 break;
2156 case FT232RL:
2157 result = ftdi_gpio_init_ft232r(port);
2158 break;
2159 case FTX:
2160 result = ftdi_gpio_init_ftx(port);
2161 break;
2162 default:
2163 return 0;
2164 }
2165
2166 if (result < 0)
2167 return result;
2168
2169 mutex_init(&priv->gpio_lock);
2170
2171 priv->gc.label = "ftdi-cbus";
2172 priv->gc.request = ftdi_gpio_request;
2173 priv->gc.get_direction = ftdi_gpio_direction_get;
2174 priv->gc.direction_input = ftdi_gpio_direction_input;
2175 priv->gc.direction_output = ftdi_gpio_direction_output;
2176 priv->gc.init_valid_mask = ftdi_gpio_init_valid_mask;
2177 priv->gc.get = ftdi_gpio_get;
2178 priv->gc.set = ftdi_gpio_set;
2179 priv->gc.get_multiple = ftdi_gpio_get_multiple;
2180 priv->gc.set_multiple = ftdi_gpio_set_multiple;
2181 priv->gc.owner = THIS_MODULE;
2182 priv->gc.parent = &serial->interface->dev;
2183 priv->gc.base = -1;
2184 priv->gc.can_sleep = true;
2185
2186 result = gpiochip_add_data(&priv->gc, port);
2187 if (!result)
2188 priv->gpio_registered = true;
2189
2190 return result;
2191 }
2192
ftdi_gpio_remove(struct usb_serial_port * port)2193 static void ftdi_gpio_remove(struct usb_serial_port *port)
2194 {
2195 struct ftdi_private *priv = usb_get_serial_port_data(port);
2196
2197 if (priv->gpio_registered) {
2198 gpiochip_remove(&priv->gc);
2199 priv->gpio_registered = false;
2200 }
2201
2202 if (priv->gpio_used) {
2203 /* Exiting CBUS-mode does not reset pin states. */
2204 ftdi_exit_cbus_mode(port);
2205 priv->gpio_used = false;
2206 }
2207 }
2208
2209 #else
2210
ftdi_gpio_init(struct usb_serial_port * port)2211 static int ftdi_gpio_init(struct usb_serial_port *port)
2212 {
2213 return 0;
2214 }
2215
ftdi_gpio_remove(struct usb_serial_port * port)2216 static void ftdi_gpio_remove(struct usb_serial_port *port) { }
2217
2218 #endif /* CONFIG_GPIOLIB */
2219
2220 /*
2221 * ***************************************************************************
2222 * FTDI driver specific functions
2223 * ***************************************************************************
2224 */
2225
2226 /* Probe function to check for special devices */
ftdi_sio_probe(struct usb_serial * serial,const struct usb_device_id * id)2227 static int ftdi_sio_probe(struct usb_serial *serial,
2228 const struct usb_device_id *id)
2229 {
2230 const struct ftdi_sio_quirk *quirk =
2231 (struct ftdi_sio_quirk *)id->driver_info;
2232
2233 if (quirk && quirk->probe) {
2234 int ret = quirk->probe(serial);
2235 if (ret != 0)
2236 return ret;
2237 }
2238
2239 usb_set_serial_data(serial, (void *)id->driver_info);
2240
2241 return 0;
2242 }
2243
ftdi_sio_port_probe(struct usb_serial_port * port)2244 static int ftdi_sio_port_probe(struct usb_serial_port *port)
2245 {
2246 struct ftdi_private *priv;
2247 const struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial);
2248 int result;
2249
2250 priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
2251 if (!priv)
2252 return -ENOMEM;
2253
2254 mutex_init(&priv->cfg_lock);
2255
2256 if (quirk && quirk->port_probe)
2257 quirk->port_probe(priv);
2258
2259 usb_set_serial_port_data(port, priv);
2260
2261 ftdi_determine_type(port);
2262 ftdi_set_max_packet_size(port);
2263 if (read_latency_timer(port) < 0)
2264 priv->latency = 16;
2265 write_latency_timer(port);
2266 create_sysfs_attrs(port);
2267
2268 result = ftdi_gpio_init(port);
2269 if (result < 0) {
2270 dev_err(&port->serial->interface->dev,
2271 "GPIO initialisation failed: %d\n",
2272 result);
2273 }
2274
2275 return 0;
2276 }
2277
2278 /* Setup for the USB-UIRT device, which requires hardwired
2279 * baudrate (38400 gets mapped to 312500) */
2280 /* Called from usbserial:serial_probe */
ftdi_USB_UIRT_setup(struct ftdi_private * priv)2281 static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
2282 {
2283 priv->flags |= ASYNC_SPD_CUST;
2284 priv->custom_divisor = 77;
2285 priv->force_baud = 38400;
2286 }
2287
2288 /* Setup for the HE-TIRA1 device, which requires hardwired
2289 * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled. */
2290
ftdi_HE_TIRA1_setup(struct ftdi_private * priv)2291 static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
2292 {
2293 priv->flags |= ASYNC_SPD_CUST;
2294 priv->custom_divisor = 240;
2295 priv->force_baud = 38400;
2296 priv->force_rtscts = 1;
2297 }
2298
2299 /*
2300 * Module parameter to control latency timer for NDI FTDI-based USB devices.
2301 * If this value is not set in /etc/modprobe.d/ its value will be set
2302 * to 1ms.
2303 */
2304 static int ndi_latency_timer = 1;
2305
2306 /* Setup for the NDI FTDI-based USB devices, which requires hardwired
2307 * baudrate (19200 gets mapped to 1200000).
2308 *
2309 * Called from usbserial:serial_probe.
2310 */
ftdi_NDI_device_setup(struct usb_serial * serial)2311 static int ftdi_NDI_device_setup(struct usb_serial *serial)
2312 {
2313 struct usb_device *udev = serial->dev;
2314 int latency = ndi_latency_timer;
2315
2316 if (latency == 0)
2317 latency = 1;
2318 if (latency > 99)
2319 latency = 99;
2320
2321 dev_dbg(&udev->dev, "%s setting NDI device latency to %d\n", __func__, latency);
2322 dev_info(&udev->dev, "NDI device with a latency value of %d\n", latency);
2323
2324 /* FIXME: errors are not returned */
2325 usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
2326 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
2327 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
2328 latency, 0, NULL, 0, WDR_TIMEOUT);
2329 return 0;
2330 }
2331
2332 /*
2333 * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko
2334 * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from
2335 * userspace using openocd.
2336 */
ftdi_jtag_probe(struct usb_serial * serial)2337 static int ftdi_jtag_probe(struct usb_serial *serial)
2338 {
2339 struct usb_interface *intf = serial->interface;
2340 int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
2341
2342 if (ifnum == 0) {
2343 dev_info(&intf->dev, "Ignoring interface reserved for JTAG\n");
2344 return -ENODEV;
2345 }
2346
2347 return 0;
2348 }
2349
ftdi_8u2232c_probe(struct usb_serial * serial)2350 static int ftdi_8u2232c_probe(struct usb_serial *serial)
2351 {
2352 struct usb_device *udev = serial->dev;
2353
2354 if (udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems"))
2355 return ftdi_jtag_probe(serial);
2356
2357 if (udev->product &&
2358 (!strcmp(udev->product, "Arrow USB Blaster") ||
2359 !strcmp(udev->product, "BeagleBone/XDS100V2") ||
2360 !strcmp(udev->product, "SNAP Connect E10")))
2361 return ftdi_jtag_probe(serial);
2362
2363 return 0;
2364 }
2365
2366 /*
2367 * First two ports on JTAG adaptors using an FT4232 such as STMicroelectronics's
2368 * ST Micro Connect Lite are reserved for JTAG or other non-UART interfaces and
2369 * can be accessed from userspace.
2370 * The next two ports are enabled as UARTs by default, where port 2 is
2371 * a conventional RS-232 UART.
2372 */
ftdi_stmclite_probe(struct usb_serial * serial)2373 static int ftdi_stmclite_probe(struct usb_serial *serial)
2374 {
2375 struct usb_interface *intf = serial->interface;
2376 int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
2377
2378 if (ifnum < 2) {
2379 dev_info(&intf->dev, "Ignoring interface reserved for JTAG\n");
2380 return -ENODEV;
2381 }
2382
2383 return 0;
2384 }
2385
ftdi_sio_port_remove(struct usb_serial_port * port)2386 static void ftdi_sio_port_remove(struct usb_serial_port *port)
2387 {
2388 struct ftdi_private *priv = usb_get_serial_port_data(port);
2389
2390 ftdi_gpio_remove(port);
2391
2392 remove_sysfs_attrs(port);
2393
2394 kfree(priv);
2395 }
2396
ftdi_open(struct tty_struct * tty,struct usb_serial_port * port)2397 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
2398 {
2399 struct usb_device *dev = port->serial->dev;
2400 struct ftdi_private *priv = usb_get_serial_port_data(port);
2401
2402 /* No error checking for this (will get errors later anyway) */
2403 /* See ftdi_sio.h for description of what is reset */
2404 usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2405 FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
2406 FTDI_SIO_RESET_SIO,
2407 priv->interface, NULL, 0, WDR_TIMEOUT);
2408
2409 /* Termios defaults are set by usb_serial_init. We don't change
2410 port->tty->termios - this would lose speed settings, etc.
2411 This is same behaviour as serial.c/rs_open() - Kuba */
2412
2413 /* ftdi_set_termios will send usb control messages */
2414 if (tty)
2415 ftdi_set_termios(tty, port, NULL);
2416
2417 return usb_serial_generic_open(tty, port);
2418 }
2419
ftdi_dtr_rts(struct usb_serial_port * port,int on)2420 static void ftdi_dtr_rts(struct usb_serial_port *port, int on)
2421 {
2422 struct ftdi_private *priv = usb_get_serial_port_data(port);
2423
2424 /* Disable flow control */
2425 if (!on) {
2426 if (usb_control_msg(port->serial->dev,
2427 usb_sndctrlpipe(port->serial->dev, 0),
2428 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2429 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2430 0, priv->interface, NULL, 0,
2431 WDR_TIMEOUT) < 0) {
2432 dev_err(&port->dev, "error from flowcontrol urb\n");
2433 }
2434 }
2435 /* drop RTS and DTR */
2436 if (on)
2437 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2438 else
2439 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2440 }
2441
2442 /* The SIO requires the first byte to have:
2443 * B0 1
2444 * B1 0
2445 * B2..7 length of message excluding byte 0
2446 *
2447 * The new devices do not require this byte
2448 */
ftdi_prepare_write_buffer(struct usb_serial_port * port,void * dest,size_t size)2449 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
2450 void *dest, size_t size)
2451 {
2452 struct ftdi_private *priv;
2453 int count;
2454 unsigned long flags;
2455
2456 priv = usb_get_serial_port_data(port);
2457
2458 if (priv->chip_type == SIO) {
2459 unsigned char *buffer = dest;
2460 int i, len, c;
2461
2462 count = 0;
2463 spin_lock_irqsave(&port->lock, flags);
2464 for (i = 0; i < size - 1; i += priv->max_packet_size) {
2465 len = min_t(int, size - i, priv->max_packet_size) - 1;
2466 c = kfifo_out(&port->write_fifo, &buffer[i + 1], len);
2467 if (!c)
2468 break;
2469 port->icount.tx += c;
2470 buffer[i] = (c << 2) + 1;
2471 count += c + 1;
2472 }
2473 spin_unlock_irqrestore(&port->lock, flags);
2474 } else {
2475 count = kfifo_out_locked(&port->write_fifo, dest, size,
2476 &port->lock);
2477 port->icount.tx += count;
2478 }
2479
2480 return count;
2481 }
2482
2483 #define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
2484
ftdi_process_packet(struct usb_serial_port * port,struct ftdi_private * priv,unsigned char * buf,int len)2485 static int ftdi_process_packet(struct usb_serial_port *port,
2486 struct ftdi_private *priv, unsigned char *buf, int len)
2487 {
2488 unsigned char status;
2489 bool brkint = false;
2490 int i;
2491 char flag;
2492
2493 if (len < 2) {
2494 dev_dbg(&port->dev, "malformed packet\n");
2495 return 0;
2496 }
2497
2498 /* Compare new line status to the old one, signal if different/
2499 N.B. packet may be processed more than once, but differences
2500 are only processed once. */
2501 status = buf[0] & FTDI_STATUS_B0_MASK;
2502 if (status != priv->prev_status) {
2503 char diff_status = status ^ priv->prev_status;
2504
2505 if (diff_status & FTDI_RS0_CTS)
2506 port->icount.cts++;
2507 if (diff_status & FTDI_RS0_DSR)
2508 port->icount.dsr++;
2509 if (diff_status & FTDI_RS0_RI)
2510 port->icount.rng++;
2511 if (diff_status & FTDI_RS0_RLSD) {
2512 struct tty_struct *tty;
2513
2514 port->icount.dcd++;
2515 tty = tty_port_tty_get(&port->port);
2516 if (tty)
2517 usb_serial_handle_dcd_change(port, tty,
2518 status & FTDI_RS0_RLSD);
2519 tty_kref_put(tty);
2520 }
2521
2522 wake_up_interruptible(&port->port.delta_msr_wait);
2523 priv->prev_status = status;
2524 }
2525
2526 /* save if the transmitter is empty or not */
2527 if (buf[1] & FTDI_RS_TEMT)
2528 priv->transmit_empty = 1;
2529 else
2530 priv->transmit_empty = 0;
2531
2532 if (len == 2)
2533 return 0; /* status only */
2534
2535 /*
2536 * Break and error status must only be processed for packets with
2537 * data payload to avoid over-reporting.
2538 */
2539 flag = TTY_NORMAL;
2540 if (buf[1] & FTDI_RS_ERR_MASK) {
2541 /*
2542 * Break takes precedence over parity, which takes precedence
2543 * over framing errors. Note that break is only associated
2544 * with the last character in the buffer and only when it's a
2545 * NUL.
2546 */
2547 if (buf[1] & FTDI_RS_BI && buf[len - 1] == '\0') {
2548 port->icount.brk++;
2549 brkint = true;
2550 }
2551 if (buf[1] & FTDI_RS_PE) {
2552 flag = TTY_PARITY;
2553 port->icount.parity++;
2554 } else if (buf[1] & FTDI_RS_FE) {
2555 flag = TTY_FRAME;
2556 port->icount.frame++;
2557 }
2558 /* Overrun is special, not associated with a char */
2559 if (buf[1] & FTDI_RS_OE) {
2560 port->icount.overrun++;
2561 tty_insert_flip_char(&port->port, 0, TTY_OVERRUN);
2562 }
2563 }
2564
2565 port->icount.rx += len - 2;
2566
2567 if (brkint || port->sysrq) {
2568 for (i = 2; i < len; i++) {
2569 if (brkint && i == len - 1) {
2570 if (usb_serial_handle_break(port))
2571 return len - 3;
2572 flag = TTY_BREAK;
2573 }
2574 if (usb_serial_handle_sysrq_char(port, buf[i]))
2575 continue;
2576 tty_insert_flip_char(&port->port, buf[i], flag);
2577 }
2578 } else {
2579 tty_insert_flip_string_fixed_flag(&port->port, buf + 2, flag,
2580 len - 2);
2581 }
2582
2583 return len - 2;
2584 }
2585
ftdi_process_read_urb(struct urb * urb)2586 static void ftdi_process_read_urb(struct urb *urb)
2587 {
2588 struct usb_serial_port *port = urb->context;
2589 struct ftdi_private *priv = usb_get_serial_port_data(port);
2590 char *data = urb->transfer_buffer;
2591 int i;
2592 int len;
2593 int count = 0;
2594
2595 for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
2596 len = min_t(int, urb->actual_length - i, priv->max_packet_size);
2597 count += ftdi_process_packet(port, priv, &data[i], len);
2598 }
2599
2600 if (count)
2601 tty_flip_buffer_push(&port->port);
2602 }
2603
ftdi_break_ctl(struct tty_struct * tty,int break_state)2604 static void ftdi_break_ctl(struct tty_struct *tty, int break_state)
2605 {
2606 struct usb_serial_port *port = tty->driver_data;
2607 struct ftdi_private *priv = usb_get_serial_port_data(port);
2608 u16 value;
2609
2610 /* break_state = -1 to turn on break, and 0 to turn off break */
2611 /* see drivers/char/tty_io.c to see it used */
2612 /* last_set_data_value NEVER has the break bit set in it */
2613
2614 if (break_state)
2615 value = priv->last_set_data_value | FTDI_SIO_SET_BREAK;
2616 else
2617 value = priv->last_set_data_value;
2618
2619 if (usb_control_msg(port->serial->dev,
2620 usb_sndctrlpipe(port->serial->dev, 0),
2621 FTDI_SIO_SET_DATA_REQUEST,
2622 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2623 value , priv->interface,
2624 NULL, 0, WDR_TIMEOUT) < 0) {
2625 dev_err(&port->dev, "%s FAILED to enable/disable break state (state was %d)\n",
2626 __func__, break_state);
2627 }
2628
2629 dev_dbg(&port->dev, "%s break state is %d - urb is %d\n", __func__,
2630 break_state, value);
2631
2632 }
2633
ftdi_tx_empty(struct usb_serial_port * port)2634 static bool ftdi_tx_empty(struct usb_serial_port *port)
2635 {
2636 unsigned char buf[2];
2637 int ret;
2638
2639 ret = ftdi_get_modem_status(port, buf);
2640 if (ret == 2) {
2641 if (!(buf[1] & FTDI_RS_TEMT))
2642 return false;
2643 }
2644
2645 return true;
2646 }
2647
2648 /* old_termios contains the original termios settings and tty->termios contains
2649 * the new setting to be used
2650 * WARNING: set_termios calls this with old_termios in kernel space
2651 */
ftdi_set_termios(struct tty_struct * tty,struct usb_serial_port * port,struct ktermios * old_termios)2652 static void ftdi_set_termios(struct tty_struct *tty,
2653 struct usb_serial_port *port, struct ktermios *old_termios)
2654 {
2655 struct usb_device *dev = port->serial->dev;
2656 struct device *ddev = &port->dev;
2657 struct ftdi_private *priv = usb_get_serial_port_data(port);
2658 struct ktermios *termios = &tty->termios;
2659 unsigned int cflag = termios->c_cflag;
2660 u16 value, index;
2661 int ret;
2662
2663 /* Force baud rate if this device requires it, unless it is set to
2664 B0. */
2665 if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
2666 dev_dbg(ddev, "%s: forcing baud rate for this device\n", __func__);
2667 tty_encode_baud_rate(tty, priv->force_baud,
2668 priv->force_baud);
2669 }
2670
2671 /* Force RTS-CTS if this device requires it. */
2672 if (priv->force_rtscts) {
2673 dev_dbg(ddev, "%s: forcing rtscts for this device\n", __func__);
2674 termios->c_cflag |= CRTSCTS;
2675 }
2676
2677 /*
2678 * All FTDI UART chips are limited to CS7/8. We shouldn't pretend to
2679 * support CS5/6 and revert the CSIZE setting instead.
2680 *
2681 * CS5 however is used to control some smartcard readers which abuse
2682 * this limitation to switch modes. Original FTDI chips fall back to
2683 * eight data bits.
2684 *
2685 * TODO: Implement a quirk to only allow this with mentioned
2686 * readers. One I know of (Argolis Smartreader V1)
2687 * returns "USB smartcard server" as iInterface string.
2688 * The vendor didn't bother with a custom VID/PID of
2689 * course.
2690 */
2691 if (C_CSIZE(tty) == CS6) {
2692 dev_warn(ddev, "requested CSIZE setting not supported\n");
2693
2694 termios->c_cflag &= ~CSIZE;
2695 if (old_termios)
2696 termios->c_cflag |= old_termios->c_cflag & CSIZE;
2697 else
2698 termios->c_cflag |= CS8;
2699 }
2700
2701 cflag = termios->c_cflag;
2702
2703 if (!old_termios)
2704 goto no_skip;
2705
2706 if (old_termios->c_cflag == termios->c_cflag
2707 && old_termios->c_ispeed == termios->c_ispeed
2708 && old_termios->c_ospeed == termios->c_ospeed)
2709 goto no_c_cflag_changes;
2710
2711 /* NOTE These routines can get interrupted by
2712 ftdi_sio_read_bulk_callback - need to examine what this means -
2713 don't see any problems yet */
2714
2715 if ((old_termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)) ==
2716 (termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
2717 goto no_data_parity_stop_changes;
2718
2719 no_skip:
2720 /* Set number of data bits, parity, stop bits */
2721
2722 value = 0;
2723 value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
2724 FTDI_SIO_SET_DATA_STOP_BITS_1);
2725 if (cflag & PARENB) {
2726 if (cflag & CMSPAR)
2727 value |= cflag & PARODD ?
2728 FTDI_SIO_SET_DATA_PARITY_MARK :
2729 FTDI_SIO_SET_DATA_PARITY_SPACE;
2730 else
2731 value |= cflag & PARODD ?
2732 FTDI_SIO_SET_DATA_PARITY_ODD :
2733 FTDI_SIO_SET_DATA_PARITY_EVEN;
2734 } else {
2735 value |= FTDI_SIO_SET_DATA_PARITY_NONE;
2736 }
2737 switch (cflag & CSIZE) {
2738 case CS5:
2739 dev_dbg(ddev, "Setting CS5 quirk\n");
2740 break;
2741 case CS7:
2742 value |= 7;
2743 dev_dbg(ddev, "Setting CS7\n");
2744 break;
2745 default:
2746 case CS8:
2747 value |= 8;
2748 dev_dbg(ddev, "Setting CS8\n");
2749 break;
2750 }
2751
2752 /* This is needed by the break command since it uses the same command
2753 - but is or'ed with this value */
2754 priv->last_set_data_value = value;
2755
2756 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2757 FTDI_SIO_SET_DATA_REQUEST,
2758 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2759 value , priv->interface,
2760 NULL, 0, WDR_SHORT_TIMEOUT) < 0) {
2761 dev_err(ddev, "%s FAILED to set databits/stopbits/parity\n",
2762 __func__);
2763 }
2764
2765 /* Now do the baudrate */
2766 no_data_parity_stop_changes:
2767 if ((cflag & CBAUD) == B0) {
2768 /* Disable flow control */
2769 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2770 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2771 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2772 0, priv->interface,
2773 NULL, 0, WDR_TIMEOUT) < 0) {
2774 dev_err(ddev, "%s error from disable flowcontrol urb\n",
2775 __func__);
2776 }
2777 /* Drop RTS and DTR */
2778 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2779 } else {
2780 /* set the baudrate determined before */
2781 mutex_lock(&priv->cfg_lock);
2782 if (change_speed(tty, port))
2783 dev_err(ddev, "%s urb failed to set baudrate\n", __func__);
2784 mutex_unlock(&priv->cfg_lock);
2785 /* Ensure RTS and DTR are raised when baudrate changed from 0 */
2786 if (old_termios && (old_termios->c_cflag & CBAUD) == B0)
2787 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2788 }
2789
2790 no_c_cflag_changes:
2791 /* Set hardware-assisted flow control */
2792 value = 0;
2793
2794 if (C_CRTSCTS(tty)) {
2795 dev_dbg(&port->dev, "enabling rts/cts flow control\n");
2796 index = FTDI_SIO_RTS_CTS_HS;
2797 } else if (I_IXON(tty)) {
2798 dev_dbg(&port->dev, "enabling xon/xoff flow control\n");
2799 index = FTDI_SIO_XON_XOFF_HS;
2800 value = STOP_CHAR(tty) << 8 | START_CHAR(tty);
2801 } else {
2802 dev_dbg(&port->dev, "disabling flow control\n");
2803 index = FTDI_SIO_DISABLE_FLOW_CTRL;
2804 }
2805
2806 index |= priv->interface;
2807
2808 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2809 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2810 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2811 value, index, NULL, 0, WDR_TIMEOUT);
2812 if (ret < 0)
2813 dev_err(&port->dev, "failed to set flow control: %d\n", ret);
2814 }
2815
2816 /*
2817 * Get modem-control status.
2818 *
2819 * Returns the number of status bytes retrieved (device dependant), or
2820 * negative error code.
2821 */
ftdi_get_modem_status(struct usb_serial_port * port,unsigned char status[2])2822 static int ftdi_get_modem_status(struct usb_serial_port *port,
2823 unsigned char status[2])
2824 {
2825 struct ftdi_private *priv = usb_get_serial_port_data(port);
2826 unsigned char *buf;
2827 int len;
2828 int ret;
2829
2830 buf = kmalloc(2, GFP_KERNEL);
2831 if (!buf)
2832 return -ENOMEM;
2833 /*
2834 * The 8U232AM returns a two byte value (the SIO a 1 byte value) in
2835 * the same format as the data returned from the in point.
2836 */
2837 switch (priv->chip_type) {
2838 case SIO:
2839 len = 1;
2840 break;
2841 case FT8U232AM:
2842 case FT232BM:
2843 case FT2232C:
2844 case FT232RL:
2845 case FT2232H:
2846 case FT4232H:
2847 case FT232H:
2848 case FTX:
2849 len = 2;
2850 break;
2851 default:
2852 ret = -EFAULT;
2853 goto out;
2854 }
2855
2856 ret = usb_control_msg(port->serial->dev,
2857 usb_rcvctrlpipe(port->serial->dev, 0),
2858 FTDI_SIO_GET_MODEM_STATUS_REQUEST,
2859 FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
2860 0, priv->interface,
2861 buf, len, WDR_TIMEOUT);
2862
2863 /* NOTE: We allow short responses and handle that below. */
2864 if (ret < 1) {
2865 dev_err(&port->dev, "failed to get modem status: %d\n", ret);
2866 if (ret >= 0)
2867 ret = -EIO;
2868 ret = usb_translate_errors(ret);
2869 goto out;
2870 }
2871
2872 status[0] = buf[0];
2873 if (ret > 1)
2874 status[1] = buf[1];
2875 else
2876 status[1] = 0;
2877
2878 dev_dbg(&port->dev, "%s - 0x%02x%02x\n", __func__, status[0],
2879 status[1]);
2880 out:
2881 kfree(buf);
2882
2883 return ret;
2884 }
2885
ftdi_tiocmget(struct tty_struct * tty)2886 static int ftdi_tiocmget(struct tty_struct *tty)
2887 {
2888 struct usb_serial_port *port = tty->driver_data;
2889 struct ftdi_private *priv = usb_get_serial_port_data(port);
2890 unsigned char buf[2];
2891 int ret;
2892
2893 ret = ftdi_get_modem_status(port, buf);
2894 if (ret < 0)
2895 return ret;
2896
2897 ret = (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) |
2898 (buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) |
2899 (buf[0] & FTDI_SIO_RI_MASK ? TIOCM_RI : 0) |
2900 (buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD : 0) |
2901 priv->last_dtr_rts;
2902
2903 return ret;
2904 }
2905
ftdi_tiocmset(struct tty_struct * tty,unsigned int set,unsigned int clear)2906 static int ftdi_tiocmset(struct tty_struct *tty,
2907 unsigned int set, unsigned int clear)
2908 {
2909 struct usb_serial_port *port = tty->driver_data;
2910
2911 return update_mctrl(port, set, clear);
2912 }
2913
ftdi_ioctl(struct tty_struct * tty,unsigned int cmd,unsigned long arg)2914 static int ftdi_ioctl(struct tty_struct *tty,
2915 unsigned int cmd, unsigned long arg)
2916 {
2917 struct usb_serial_port *port = tty->driver_data;
2918 void __user *argp = (void __user *)arg;
2919
2920 switch (cmd) {
2921 case TIOCSERGETLSR:
2922 return get_lsr_info(port, argp);
2923 default:
2924 break;
2925 }
2926
2927 return -ENOIOCTLCMD;
2928 }
2929
2930 module_usb_serial_driver(serial_drivers, id_table_combined);
2931
2932 MODULE_AUTHOR(DRIVER_AUTHOR);
2933 MODULE_DESCRIPTION(DRIVER_DESC);
2934 MODULE_LICENSE("GPL");
2935
2936 module_param(ndi_latency_timer, int, S_IRUGO | S_IWUSR);
2937 MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override");
2938