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(FTDI_VID, FTDI_AUTO_M3_OP_COM_V2_PID) },
223 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0100_PID) },
224 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0101_PID) },
225 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0102_PID) },
226 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0103_PID) },
227 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0104_PID) },
228 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0105_PID) },
229 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0106_PID) },
230 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0107_PID) },
231 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0108_PID) },
232 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0109_PID) },
233 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010A_PID) },
234 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010B_PID) },
235 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010C_PID) },
236 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010D_PID) },
237 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010E_PID) },
238 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_010F_PID) },
239 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0110_PID) },
240 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0111_PID) },
241 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0112_PID) },
242 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0113_PID) },
243 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0114_PID) },
244 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0115_PID) },
245 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0116_PID) },
246 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0117_PID) },
247 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0118_PID) },
248 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0119_PID) },
249 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011A_PID) },
250 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011B_PID) },
251 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011C_PID) },
252 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011D_PID) },
253 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011E_PID) },
254 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_011F_PID) },
255 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0120_PID) },
256 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0121_PID) },
257 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0122_PID) },
258 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0123_PID) },
259 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0124_PID) },
260 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0125_PID) },
261 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0126_PID) },
262 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID) },
263 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0128_PID) },
264 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0129_PID) },
265 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012A_PID) },
266 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012B_PID) },
267 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID) },
268 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012D_PID) },
269 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012E_PID) },
270 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012F_PID) },
271 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0130_PID) },
272 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0131_PID) },
273 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0132_PID) },
274 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0133_PID) },
275 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0134_PID) },
276 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0135_PID) },
277 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0136_PID) },
278 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0137_PID) },
279 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0138_PID) },
280 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0139_PID) },
281 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013A_PID) },
282 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013B_PID) },
283 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013C_PID) },
284 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013D_PID) },
285 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013E_PID) },
286 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_013F_PID) },
287 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0140_PID) },
288 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0141_PID) },
289 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0142_PID) },
290 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0143_PID) },
291 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0144_PID) },
292 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0145_PID) },
293 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0146_PID) },
294 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0147_PID) },
295 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0148_PID) },
296 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0149_PID) },
297 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014A_PID) },
298 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014B_PID) },
299 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014C_PID) },
300 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014D_PID) },
301 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014E_PID) },
302 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_014F_PID) },
303 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0150_PID) },
304 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0151_PID) },
305 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0152_PID) },
306 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID) },
307 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID) },
308 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID) },
309 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID) },
310 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID) },
311 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID) },
312 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0159_PID) },
313 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015A_PID) },
314 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015B_PID) },
315 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015C_PID) },
316 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015D_PID) },
317 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015E_PID) },
318 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015F_PID) },
319 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0160_PID) },
320 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0161_PID) },
321 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0162_PID) },
322 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0163_PID) },
323 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0164_PID) },
324 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0165_PID) },
325 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0166_PID) },
326 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0167_PID) },
327 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0168_PID) },
328 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0169_PID) },
329 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016A_PID) },
330 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016B_PID) },
331 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016C_PID) },
332 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016D_PID) },
333 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016E_PID) },
334 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_016F_PID) },
335 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0170_PID) },
336 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0171_PID) },
337 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0172_PID) },
338 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0173_PID) },
339 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0174_PID) },
340 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0175_PID) },
341 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0176_PID) },
342 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0177_PID) },
343 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0178_PID) },
344 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0179_PID) },
345 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017A_PID) },
346 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017B_PID) },
347 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017C_PID) },
348 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017D_PID) },
349 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017E_PID) },
350 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_017F_PID) },
351 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0180_PID) },
352 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0181_PID) },
353 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0182_PID) },
354 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0183_PID) },
355 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0184_PID) },
356 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0185_PID) },
357 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0186_PID) },
358 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0187_PID) },
359 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0188_PID) },
360 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0189_PID) },
361 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018A_PID) },
362 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018B_PID) },
363 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018C_PID) },
364 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018D_PID) },
365 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018E_PID) },
366 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_018F_PID) },
367 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0190_PID) },
368 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0191_PID) },
369 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0192_PID) },
370 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0193_PID) },
371 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0194_PID) },
372 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0195_PID) },
373 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0196_PID) },
374 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0197_PID) },
375 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0198_PID) },
376 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0199_PID) },
377 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019A_PID) },
378 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019B_PID) },
379 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019C_PID) },
380 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019D_PID) },
381 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019E_PID) },
382 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_019F_PID) },
383 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A0_PID) },
384 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A1_PID) },
385 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A2_PID) },
386 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A3_PID) },
387 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A4_PID) },
388 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A5_PID) },
389 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A6_PID) },
390 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A7_PID) },
391 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A8_PID) },
392 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01A9_PID) },
393 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AA_PID) },
394 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AB_PID) },
395 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AC_PID) },
396 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AD_PID) },
397 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AE_PID) },
398 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01AF_PID) },
399 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B0_PID) },
400 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B1_PID) },
401 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B2_PID) },
402 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B3_PID) },
403 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B4_PID) },
404 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B5_PID) },
405 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B6_PID) },
406 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B7_PID) },
407 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B8_PID) },
408 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01B9_PID) },
409 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BA_PID) },
410 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BB_PID) },
411 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BC_PID) },
412 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BD_PID) },
413 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BE_PID) },
414 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01BF_PID) },
415 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C0_PID) },
416 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C1_PID) },
417 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C2_PID) },
418 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C3_PID) },
419 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C4_PID) },
420 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C5_PID) },
421 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C6_PID) },
422 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C7_PID) },
423 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C8_PID) },
424 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01C9_PID) },
425 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CA_PID) },
426 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CB_PID) },
427 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CC_PID) },
428 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CD_PID) },
429 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CE_PID) },
430 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01CF_PID) },
431 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D0_PID) },
432 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D1_PID) },
433 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D2_PID) },
434 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D3_PID) },
435 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D4_PID) },
436 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D5_PID) },
437 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D6_PID) },
438 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D7_PID) },
439 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D8_PID) },
440 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01D9_PID) },
441 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DA_PID) },
442 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DB_PID) },
443 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DC_PID) },
444 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DD_PID) },
445 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DE_PID) },
446 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01DF_PID) },
447 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E0_PID) },
448 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E1_PID) },
449 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E2_PID) },
450 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E3_PID) },
451 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E4_PID) },
452 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E5_PID) },
453 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E6_PID) },
454 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E7_PID) },
455 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E8_PID) },
456 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01E9_PID) },
457 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EA_PID) },
458 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EB_PID) },
459 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EC_PID) },
460 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01ED_PID) },
461 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EE_PID) },
462 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01EF_PID) },
463 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F0_PID) },
464 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F1_PID) },
465 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F2_PID) },
466 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F3_PID) },
467 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F4_PID) },
468 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F5_PID) },
469 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F6_PID) },
470 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F7_PID) },
471 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F8_PID) },
472 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01F9_PID) },
473 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FA_PID) },
474 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FB_PID) },
475 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FC_PID) },
476 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) },
477 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) },
478 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) },
479 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_4701_PID) },
480 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9300_PID) },
481 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9301_PID) },
482 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9302_PID) },
483 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9303_PID) },
484 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9304_PID) },
485 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9305_PID) },
486 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9306_PID) },
487 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9307_PID) },
488 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9308_PID) },
489 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9309_PID) },
490 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930A_PID) },
491 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930B_PID) },
492 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930C_PID) },
493 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930D_PID) },
494 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930E_PID) },
495 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930F_PID) },
496 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9310_PID) },
497 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9311_PID) },
498 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9312_PID) },
499 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9313_PID) },
500 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9314_PID) },
501 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9315_PID) },
502 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9316_PID) },
503 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9317_PID) },
504 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9318_PID) },
505 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9319_PID) },
506 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931A_PID) },
507 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931B_PID) },
508 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931C_PID) },
509 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931D_PID) },
510 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931E_PID) },
511 { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931F_PID) },
512 { USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) },
513 { USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) },
514 { USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) },
515 { USB_DEVICE(FTDI_VID, FTDI_USBX_707_PID) },
516 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) },
517 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) },
518 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2103_PID) },
519 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2104_PID) },
520 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2106_PID) },
521 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_1_PID) },
522 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2201_2_PID) },
523 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_1_PID) },
524 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2202_2_PID) },
525 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_1_PID) },
526 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2203_2_PID) },
527 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_1_PID) },
528 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_2_PID) },
529 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_3_PID) },
530 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2401_4_PID) },
531 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_1_PID) },
532 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_2_PID) },
533 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_3_PID) },
534 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2402_4_PID) },
535 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_1_PID) },
536 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_2_PID) },
537 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_3_PID) },
538 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2403_4_PID) },
539 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_1_PID) },
540 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_2_PID) },
541 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_3_PID) },
542 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_4_PID) },
543 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_5_PID) },
544 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_6_PID) },
545 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_7_PID) },
546 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2801_8_PID) },
547 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_1_PID) },
548 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_2_PID) },
549 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_3_PID) },
550 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_4_PID) },
551 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_5_PID) },
552 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_6_PID) },
553 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_7_PID) },
554 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2802_8_PID) },
555 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_1_PID) },
556 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_2_PID) },
557 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_3_PID) },
558 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_4_PID) },
559 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_5_PID) },
560 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_6_PID) },
561 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_7_PID) },
562 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) },
563 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_1_PID) },
564 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_2_PID) },
565 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_3_PID) },
566 { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_4_PID) },
567 { USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) },
568 { USB_DEVICE(OCT_VID, OCT_US101_PID) },
569 { USB_DEVICE(OCT_VID, OCT_DK201_PID) },
570 { USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID),
571 .driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk },
572 { USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID),
573 .driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk },
574 { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) },
575 { USB_DEVICE(FTDI_VID, PROTEGO_R2X0) },
576 { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) },
577 { USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) },
578 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) },
579 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) },
580 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) },
581 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) },
582 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) },
583 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) },
584 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) },
585 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) },
586 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) },
587 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) },
588 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) },
589 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) },
590 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) },
591 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) },
592 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) },
593 { USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) },
594 { USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
595 { USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) },
596 { USB_DEVICE(FTDI_VID, FTDI_ELV_UR100_PID) },
597 { USB_DEVICE(FTDI_VID, FTDI_ELV_ALC8500_PID) },
598 { USB_DEVICE(FTDI_VID, FTDI_PYRAMID_PID) },
599 { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1000PC_PID) },
600 { USB_DEVICE(FTDI_VID, FTDI_IBS_US485_PID) },
601 { USB_DEVICE(FTDI_VID, FTDI_IBS_PICPRO_PID) },
602 { USB_DEVICE(FTDI_VID, FTDI_IBS_PCMCIA_PID) },
603 { USB_DEVICE(FTDI_VID, FTDI_IBS_PK1_PID) },
604 { USB_DEVICE(FTDI_VID, FTDI_IBS_RS232MON_PID) },
605 { USB_DEVICE(FTDI_VID, FTDI_IBS_APP70_PID) },
606 { USB_DEVICE(FTDI_VID, FTDI_IBS_PEDO_PID) },
607 { USB_DEVICE(FTDI_VID, FTDI_IBS_PROD_PID) },
608 { USB_DEVICE(FTDI_VID, FTDI_TAVIR_STK500_PID) },
609 { USB_DEVICE(FTDI_VID, FTDI_TIAO_UMPA_PID),
610 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
611 { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLXM_PID),
612 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
613 { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLX_PLUS_PID) },
614 { USB_DEVICE(FTDI_VID, FTDI_NT_ORION_IO_PID) },
615 { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONMX_PID) },
616 { USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) },
617 { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX_PID) },
618 { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2_PID) },
619 { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2WI_PID) },
620 { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX3_PID) },
621 /*
622 * ELV devices:
623 */
624 { USB_DEVICE(FTDI_ELV_VID, FTDI_ELV_WS300_PID) },
625 { USB_DEVICE(FTDI_VID, FTDI_ELV_USR_PID) },
626 { USB_DEVICE(FTDI_VID, FTDI_ELV_MSM1_PID) },
627 { USB_DEVICE(FTDI_VID, FTDI_ELV_KL100_PID) },
628 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS550_PID) },
629 { USB_DEVICE(FTDI_VID, FTDI_ELV_EC3000_PID) },
630 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS888_PID) },
631 { USB_DEVICE(FTDI_VID, FTDI_ELV_TWS550_PID) },
632 { USB_DEVICE(FTDI_VID, FTDI_ELV_FEM_PID) },
633 { USB_DEVICE(FTDI_VID, FTDI_ELV_CLI7000_PID) },
634 { USB_DEVICE(FTDI_VID, FTDI_ELV_PPS7330_PID) },
635 { USB_DEVICE(FTDI_VID, FTDI_ELV_TFM100_PID) },
636 { USB_DEVICE(FTDI_VID, FTDI_ELV_UDF77_PID) },
637 { USB_DEVICE(FTDI_VID, FTDI_ELV_UIO88_PID) },
638 { USB_DEVICE(FTDI_VID, FTDI_ELV_UAD8_PID) },
639 { USB_DEVICE(FTDI_VID, FTDI_ELV_UDA7_PID) },
640 { USB_DEVICE(FTDI_VID, FTDI_ELV_USI2_PID) },
641 { USB_DEVICE(FTDI_VID, FTDI_ELV_T1100_PID) },
642 { USB_DEVICE(FTDI_VID, FTDI_ELV_PCD200_PID) },
643 { USB_DEVICE(FTDI_VID, FTDI_ELV_ULA200_PID) },
644 { USB_DEVICE(FTDI_VID, FTDI_ELV_CSI8_PID) },
645 { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1000DL_PID) },
646 { USB_DEVICE(FTDI_VID, FTDI_ELV_PCK100_PID) },
647 { USB_DEVICE(FTDI_VID, FTDI_ELV_RFP500_PID) },
648 { USB_DEVICE(FTDI_VID, FTDI_ELV_FS20SIG_PID) },
649 { USB_DEVICE(FTDI_VID, FTDI_ELV_UTP8_PID) },
650 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS300PC_PID) },
651 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS444PC_PID) },
652 { USB_DEVICE(FTDI_VID, FTDI_ELV_FHZ1300PC_PID) },
653 { USB_DEVICE(FTDI_VID, FTDI_ELV_EM1010PC_PID) },
654 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS500_PID) },
655 { USB_DEVICE(FTDI_VID, FTDI_ELV_HS485_PID) },
656 { USB_DEVICE(FTDI_VID, FTDI_ELV_UMS100_PID) },
657 { USB_DEVICE(FTDI_VID, FTDI_ELV_TFD128_PID) },
658 { USB_DEVICE(FTDI_VID, FTDI_ELV_FM3RX_PID) },
659 { USB_DEVICE(FTDI_VID, FTDI_ELV_WS777_PID) },
660 { USB_DEVICE(FTDI_VID, FTDI_PALMSENS_PID) },
661 { USB_DEVICE(FTDI_VID, FTDI_IVIUM_XSTAT_PID) },
662 { USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
663 { USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
664 { USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
665 { USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) },
666 { USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) },
667 { USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
668 { USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
669 { USB_DEVICE(FTDI_VID, FTDI_CCSMACHX_2_PID) },
670 { USB_DEVICE(FTDI_VID, FTDI_CCSLOAD_N_GO_3_PID) },
671 { USB_DEVICE(FTDI_VID, FTDI_CCSICDU64_4_PID) },
672 { USB_DEVICE(FTDI_VID, FTDI_CCSPRIME8_5_PID) },
673 { USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) },
674 { USB_DEVICE(INTREPID_VID, INTREPID_VALUECAN_PID) },
675 { USB_DEVICE(INTREPID_VID, INTREPID_NEOVI_PID) },
676 { USB_DEVICE(FALCOM_VID, FALCOM_TWIST_PID) },
677 { USB_DEVICE(FALCOM_VID, FALCOM_SAMBA_PID) },
678 { USB_DEVICE(FTDI_VID, FTDI_SUUNTO_SPORTS_PID) },
679 { USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) },
680 { USB_DEVICE(TTI_VID, TTI_QL355P_PID) },
681 { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
682 { USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
683 { USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
684 { USB_DEVICE(MITSUBISHI_VID, MITSUBISHI_FXUSB_PID) },
685 { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
686 { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
687 { USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) },
688 { USB_DEVICE(BANDB_VID, BANDB_USOPTL4_PID) },
689 { USB_DEVICE(BANDB_VID, BANDB_USPTL4_PID) },
690 { USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_2_PID) },
691 { USB_DEVICE(BANDB_VID, BANDB_USO9ML2DR_PID) },
692 { USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR2_PID) },
693 { USB_DEVICE(BANDB_VID, BANDB_USOPTL4DR_PID) },
694 { USB_DEVICE(BANDB_VID, BANDB_485USB9F_2W_PID) },
695 { USB_DEVICE(BANDB_VID, BANDB_485USB9F_4W_PID) },
696 { USB_DEVICE(BANDB_VID, BANDB_232USB9M_PID) },
697 { USB_DEVICE(BANDB_VID, BANDB_485USBTB_2W_PID) },
698 { USB_DEVICE(BANDB_VID, BANDB_485USBTB_4W_PID) },
699 { USB_DEVICE(BANDB_VID, BANDB_TTL5USB9M_PID) },
700 { USB_DEVICE(BANDB_VID, BANDB_TTL3USB9M_PID) },
701 { USB_DEVICE(BANDB_VID, BANDB_ZZ_PROG1_USB_PID) },
702 { USB_DEVICE(FTDI_VID, EVER_ECO_PRO_CDS) },
703 { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) },
704 { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) },
705 { USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_3_PID) },
706 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_0_PID) },
707 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_1_PID) },
708 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_2_PID) },
709 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_3_PID) },
710 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_4_PID) },
711 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_5_PID) },
712 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_6_PID) },
713 { USB_DEVICE(FTDI_VID, XSENS_CONVERTER_7_PID) },
714 { USB_DEVICE(XSENS_VID, XSENS_AWINDA_DONGLE_PID) },
715 { USB_DEVICE(XSENS_VID, XSENS_AWINDA_STATION_PID) },
716 { USB_DEVICE(XSENS_VID, XSENS_CONVERTER_PID) },
717 { USB_DEVICE(XSENS_VID, XSENS_MTDEVBOARD_PID) },
718 { USB_DEVICE(XSENS_VID, XSENS_MTIUSBCONVERTER_PID) },
719 { USB_DEVICE(XSENS_VID, XSENS_MTW_PID) },
720 { USB_DEVICE(FTDI_VID, FTDI_OMNI1509) },
721 { USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
722 { USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) },
723 { USB_DEVICE(FTDI_VID, FTDI_MHAM_KW_PID) },
724 { USB_DEVICE(FTDI_VID, FTDI_MHAM_YS_PID) },
725 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
726 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
727 { USB_DEVICE(FTDI_VID, FTDI_MHAM_IC_PID) },
728 { USB_DEVICE(FTDI_VID, FTDI_MHAM_DB9_PID) },
729 { USB_DEVICE(FTDI_VID, FTDI_MHAM_RS232_PID) },
730 { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y9_PID) },
731 { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) },
732 { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) },
733 { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
734 { USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) },
735 { USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) },
736 { USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) },
737 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) },
738 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) },
739 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HR_PID) },
740 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16HRC_PID) },
741 { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16IC_PID) },
742 { USB_DEVICE(KOBIL_VID, KOBIL_CONV_B1_PID) },
743 { USB_DEVICE(KOBIL_VID, KOBIL_CONV_KAAN_PID) },
744 { USB_DEVICE(POSIFLEX_VID, POSIFLEX_PP7000_PID) },
745 { USB_DEVICE(FTDI_VID, FTDI_TTUSB_PID) },
746 { USB_DEVICE(FTDI_VID, FTDI_ECLO_COM_1WIRE_PID) },
747 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) },
748 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
749 { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
750 { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
751 { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
752 { USB_DEVICE(FTDI_VID, FTDI_NZR_SEM_USB_PID) },
753 { USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) },
754 { USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) },
755 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) },
756 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C2_PID) },
757 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2D_PID) },
758 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VT_PID) },
759 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VR_PID) },
760 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVT_PID) },
761 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVR_PID) },
762 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVT_PID) },
763 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVR_PID) },
764 { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
765 { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
766 { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
767 { USB_DEVICE(TESTO_VID, TESTO_1_PID) },
768 { USB_DEVICE(TESTO_VID, TESTO_3_PID) },
769 { USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) },
770 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) },
771 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
772 { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
773 { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
774 { USB_DEVICE(FTDI_VID, FTDI_NDI_HUC_PID),
775 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
776 { USB_DEVICE(FTDI_VID, FTDI_NDI_SPECTRA_SCU_PID),
777 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
778 { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_2_PID),
779 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
780 { USB_DEVICE(FTDI_VID, FTDI_NDI_FUTURE_3_PID),
781 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
782 { USB_DEVICE(FTDI_VID, FTDI_NDI_AURORA_SCU_PID),
783 .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
784 { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
785 { USB_DEVICE(NOVITUS_VID, NOVITUS_BONO_E_PID) },
786 { USB_DEVICE(FTDI_VID, RTSYSTEMS_USB_VX8_PID) },
787 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) },
788 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) },
789 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) },
790 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57B_PID) },
791 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29A_PID) },
792 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29B_PID) },
793 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29F_PID) },
794 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62B_PID) },
795 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S01_PID) },
796 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63_PID) },
797 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29C_PID) },
798 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_81B_PID) },
799 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_82B_PID) },
800 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5D_PID) },
801 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K4Y_PID) },
802 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5G_PID) },
803 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S05_PID) },
804 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_60_PID) },
805 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_61_PID) },
806 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62_PID) },
807 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63B_PID) },
808 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_64_PID) },
809 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_65_PID) },
810 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92_PID) },
811 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92D_PID) },
812 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_W5R_PID) },
813 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_A5R_PID) },
814 { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_PW1_PID) },
815 { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
816 { USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
817 { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
818 { USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
819 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
820 { USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
821 { USB_DEVICE(FTDI_VID, CYBER_CORTEX_AV_PID),
822 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
823 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID, 1) },
824 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID, 1) },
825 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_PID, 1) },
826 { USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_H_PID, 1) },
827 { USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
828 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
829 { USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
830 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
831 { USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
832 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
833 { USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
834 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
835 { USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
836 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
837 { USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
838 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
839 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
840 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_SCU18) },
841 { USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
842
843 /* Papouch devices based on FTDI chip */
844 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_PID) },
845 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_PID) },
846 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_PID) },
847 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485_2_PID) },
848 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AP485_2_PID) },
849 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB422_2_PID) },
850 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485S_PID) },
851 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB485C_PID) },
852 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_LEC_PID) },
853 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SB232_PID) },
854 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
855 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_IRAMP_PID) },
856 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK5_PID) },
857 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO8x8_PID) },
858 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO4x4_PID) },
859 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x2_PID) },
860 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO10x1_PID) },
861 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO30x3_PID) },
862 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO60x3_PID) },
863 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO2x16_PID) },
864 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_QUIDO3x32_PID) },
865 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_DRAK6_PID) },
866 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_UPSUSB_PID) },
867 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_MU_PID) },
868 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_SIMUKEY_PID) },
869 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_AD4USB_PID) },
870 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMUX_PID) },
871 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_GMSR_PID) },
872
873 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DGQG_PID) },
874 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
875 { USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
876 { USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
877 { USB_DEVICE(ATMEL_VID, STK541_PID) },
878 { USB_DEVICE(DE_VID, STB_PID) },
879 { USB_DEVICE(DE_VID, WHT_PID) },
880 { USB_DEVICE(ADI_VID, ADI_GNICE_PID),
881 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
882 { USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
883 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
884 { USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID,
885 USB_CLASS_VENDOR_SPEC,
886 USB_SUBCLASS_VENDOR_SPEC, 0x00) },
887 { USB_DEVICE_INTERFACE_NUMBER(ACTEL_VID, MICROSEMI_ARROW_SF2PLUS_BOARD_PID, 2) },
888 { USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
889 { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
890 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
891 { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
892 { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
893 { USB_DEVICE(FTDI_VID, PI_C865_PID) },
894 { USB_DEVICE(FTDI_VID, PI_C857_PID) },
895 { USB_DEVICE(PI_VID, PI_C866_PID) },
896 { USB_DEVICE(PI_VID, PI_C663_PID) },
897 { USB_DEVICE(PI_VID, PI_C725_PID) },
898 { USB_DEVICE(PI_VID, PI_E517_PID) },
899 { USB_DEVICE(PI_VID, PI_C863_PID) },
900 { USB_DEVICE(PI_VID, PI_E861_PID) },
901 { USB_DEVICE(PI_VID, PI_C867_PID) },
902 { USB_DEVICE(PI_VID, PI_E609_PID) },
903 { USB_DEVICE(PI_VID, PI_E709_PID) },
904 { USB_DEVICE(PI_VID, PI_100F_PID) },
905 { USB_DEVICE(PI_VID, PI_1011_PID) },
906 { USB_DEVICE(PI_VID, PI_1012_PID) },
907 { USB_DEVICE(PI_VID, PI_1013_PID) },
908 { USB_DEVICE(PI_VID, PI_1014_PID) },
909 { USB_DEVICE(PI_VID, PI_1015_PID) },
910 { USB_DEVICE(PI_VID, PI_1016_PID) },
911 { USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) },
912 { USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
913 { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
914 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
915 { USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
916 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
917 { USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
918 { USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
919 { USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
920 { USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
921 { USB_DEVICE(FTDI_VID, MJSG_GENERIC_PID) },
922 { USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
923 { USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
924 { USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
925 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
926 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
927 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
928 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
929 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
930 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
931 { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
932 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
933 { USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
934 { USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
935 { USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
936 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
937 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
938 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
939 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
940 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
941 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
942 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
943 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
944 { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
945 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) },
946 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
947 { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
948 { USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
949 { USB_DEVICE(FTDI_VID, FTDI_FHE_PID) },
950 { USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
951 { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
952 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
953 { USB_DEVICE(ST_VID, ST_STMCLT_2232_PID),
954 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
955 { USB_DEVICE(ST_VID, ST_STMCLT_4232_PID),
956 .driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
957 { USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
958 { USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
959 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
960 { USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
961 /* Crucible Devices */
962 { USB_DEVICE(FTDI_VID, FTDI_CT_COMET_PID) },
963 { USB_DEVICE(FTDI_VID, FTDI_Z3X_PID) },
964 /* Cressi Devices */
965 { USB_DEVICE(FTDI_VID, FTDI_CRESSI_PID) },
966 /* Brainboxes Devices */
967 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_001_PID) },
968 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_012_PID) },
969 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_023_PID) },
970 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_034_PID) },
971 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_101_PID) },
972 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_159_PID) },
973 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_1_PID) },
974 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_2_PID) },
975 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_3_PID) },
976 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_4_PID) },
977 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_5_PID) },
978 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_6_PID) },
979 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_7_PID) },
980 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_8_PID) },
981 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_235_PID) },
982 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_257_PID) },
983 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_1_PID) },
984 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_2_PID) },
985 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_3_PID) },
986 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_4_PID) },
987 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_313_PID) },
988 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_320_PID) },
989 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_324_PID) },
990 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_1_PID) },
991 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_2_PID) },
992 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_357_PID) },
993 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_1_PID) },
994 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_2_PID) },
995 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_606_3_PID) },
996 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_1_PID) },
997 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_701_2_PID) },
998 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_1_PID) },
999 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_2_PID) },
1000 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_3_PID) },
1001 { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_4_PID) },
1002 /* ekey Devices */
1003 { USB_DEVICE(FTDI_VID, FTDI_EKEY_CONV_USB_PID) },
1004 /* Infineon Devices */
1005 { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC1798_PID, 1) },
1006 { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_TC2X7_PID, 1) },
1007 /* GE Healthcare devices */
1008 { USB_DEVICE(GE_HEALTHCARE_VID, GE_HEALTHCARE_NEMO_TRACKER_PID) },
1009 /* Active Research (Actisense) devices */
1010 { USB_DEVICE(FTDI_VID, ACTISENSE_NDC_PID) },
1011 { USB_DEVICE(FTDI_VID, ACTISENSE_USG_PID) },
1012 { USB_DEVICE(FTDI_VID, ACTISENSE_NGT_PID) },
1013 { USB_DEVICE(FTDI_VID, ACTISENSE_NGW_PID) },
1014 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AC_PID) },
1015 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AD_PID) },
1016 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AE_PID) },
1017 { USB_DEVICE(FTDI_VID, ACTISENSE_D9AF_PID) },
1018 { USB_DEVICE(FTDI_VID, CHETCO_SEAGAUGE_PID) },
1019 { USB_DEVICE(FTDI_VID, CHETCO_SEASWITCH_PID) },
1020 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_NMEA2000_PID) },
1021 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ETHERNET_PID) },
1022 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_WIFI_PID) },
1023 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_DISPLAY_PID) },
1024 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_LITE_PID) },
1025 { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ANALOG_PID) },
1026 /* Belimo Automation devices */
1027 { USB_DEVICE(FTDI_VID, BELIMO_ZTH_PID) },
1028 { USB_DEVICE(FTDI_VID, BELIMO_ZIP_PID) },
1029 /* ICP DAS I-756xU devices */
1030 { USB_DEVICE(ICPDAS_VID, ICPDAS_I7560U_PID) },
1031 { USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) },
1032 { USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) },
1033 { USB_DEVICE(WICED_VID, WICED_USB20706V2_PID) },
1034 { USB_DEVICE(TI_VID, TI_CC3200_LAUNCHPAD_PID),
1035 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1036 { USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_BT_USB_PID) },
1037 { USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_WL_USB_PID) },
1038 { USB_DEVICE(AIRBUS_DS_VID, AIRBUS_DS_P8GR) },
1039 /* EZPrototypes devices */
1040 { USB_DEVICE(EZPROTOTYPES_VID, HJELMSLUND_USB485_ISO_PID) },
1041 { USB_DEVICE_INTERFACE_NUMBER(UNJO_VID, UNJO_ISODEBUG_V1_PID, 1) },
1042 /* Sienna devices */
1043 { USB_DEVICE(FTDI_VID, FTDI_SIENNA_PID) },
1044 { USB_DEVICE(ECHELON_VID, ECHELON_U20_PID) },
1045 /* IDS GmbH devices */
1046 { USB_DEVICE(IDS_VID, IDS_SI31A_PID) },
1047 { USB_DEVICE(IDS_VID, IDS_CM31A_PID) },
1048 /* Omron devices */
1049 { USB_DEVICE(OMRON_VID, OMRON_CS1W_CIF31_PID) },
1050 /* U-Blox devices */
1051 { USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ZED_PID) },
1052 { USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ODIN_PID) },
1053 /* FreeCalypso USB adapters */
1054 { USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_BUF_PID),
1055 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1056 { USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_UNBUF_PID),
1057 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
1058 { } /* Terminating entry */
1059 };
1060
1061 MODULE_DEVICE_TABLE(usb, id_table_combined);
1062
1063 static const char *ftdi_chip_name[] = {
1064 [SIO] = "SIO", /* the serial part of FT8U100AX */
1065 [FT8U232AM] = "FT8U232AM",
1066 [FT232BM] = "FT232BM",
1067 [FT2232C] = "FT2232C",
1068 [FT232RL] = "FT232RL",
1069 [FT2232H] = "FT2232H",
1070 [FT4232H] = "FT4232H",
1071 [FT232H] = "FT232H",
1072 [FTX] = "FT-X"
1073 };
1074
1075
1076 /* Used for TIOCMIWAIT */
1077 #define FTDI_STATUS_B0_MASK (FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
1078 #define FTDI_STATUS_B1_MASK (FTDI_RS_BI)
1079 /* End TIOCMIWAIT */
1080
1081 /* function prototypes for a FTDI serial converter */
1082 static int ftdi_sio_probe(struct usb_serial *serial,
1083 const struct usb_device_id *id);
1084 static int ftdi_sio_port_probe(struct usb_serial_port *port);
1085 static void ftdi_sio_port_remove(struct usb_serial_port *port);
1086 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port);
1087 static void ftdi_dtr_rts(struct usb_serial_port *port, int on);
1088 static void ftdi_process_read_urb(struct urb *urb);
1089 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
1090 void *dest, size_t size);
1091 static void ftdi_set_termios(struct tty_struct *tty,
1092 struct usb_serial_port *port, struct ktermios *old);
1093 static int ftdi_tiocmget(struct tty_struct *tty);
1094 static int ftdi_tiocmset(struct tty_struct *tty,
1095 unsigned int set, unsigned int clear);
1096 static int ftdi_ioctl(struct tty_struct *tty,
1097 unsigned int cmd, unsigned long arg);
1098 static void get_serial_info(struct tty_struct *tty, struct serial_struct *ss);
1099 static int set_serial_info(struct tty_struct *tty,
1100 struct serial_struct *ss);
1101 static void ftdi_break_ctl(struct tty_struct *tty, int break_state);
1102 static bool ftdi_tx_empty(struct usb_serial_port *port);
1103 static int ftdi_get_modem_status(struct usb_serial_port *port,
1104 unsigned char status[2]);
1105
1106 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base);
1107 static unsigned short int ftdi_232am_baud_to_divisor(int baud);
1108 static u32 ftdi_232bm_baud_base_to_divisor(int baud, int base);
1109 static u32 ftdi_232bm_baud_to_divisor(int baud);
1110 static u32 ftdi_2232h_baud_base_to_divisor(int baud, int base);
1111 static u32 ftdi_2232h_baud_to_divisor(int baud);
1112
1113 static struct usb_serial_driver ftdi_sio_device = {
1114 .driver = {
1115 .owner = THIS_MODULE,
1116 .name = "ftdi_sio",
1117 },
1118 .description = "FTDI USB Serial Device",
1119 .id_table = id_table_combined,
1120 .num_ports = 1,
1121 .bulk_in_size = 512,
1122 .bulk_out_size = 256,
1123 .probe = ftdi_sio_probe,
1124 .port_probe = ftdi_sio_port_probe,
1125 .port_remove = ftdi_sio_port_remove,
1126 .open = ftdi_open,
1127 .dtr_rts = ftdi_dtr_rts,
1128 .throttle = usb_serial_generic_throttle,
1129 .unthrottle = usb_serial_generic_unthrottle,
1130 .process_read_urb = ftdi_process_read_urb,
1131 .prepare_write_buffer = ftdi_prepare_write_buffer,
1132 .tiocmget = ftdi_tiocmget,
1133 .tiocmset = ftdi_tiocmset,
1134 .tiocmiwait = usb_serial_generic_tiocmiwait,
1135 .get_icount = usb_serial_generic_get_icount,
1136 .ioctl = ftdi_ioctl,
1137 .get_serial = get_serial_info,
1138 .set_serial = set_serial_info,
1139 .set_termios = ftdi_set_termios,
1140 .break_ctl = ftdi_break_ctl,
1141 .tx_empty = ftdi_tx_empty,
1142 };
1143
1144 static struct usb_serial_driver * const serial_drivers[] = {
1145 &ftdi_sio_device, NULL
1146 };
1147
1148
1149 #define WDR_TIMEOUT 5000 /* default urb timeout */
1150 #define WDR_SHORT_TIMEOUT 1000 /* shorter urb timeout */
1151
1152 /*
1153 * ***************************************************************************
1154 * Utility functions
1155 * ***************************************************************************
1156 */
1157
ftdi_232am_baud_base_to_divisor(int baud,int base)1158 static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base)
1159 {
1160 unsigned short int divisor;
1161 /* divisor shifted 3 bits to the left */
1162 int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1163 if ((divisor3 & 0x7) == 7)
1164 divisor3++; /* round x.7/8 up to x+1 */
1165 divisor = divisor3 >> 3;
1166 divisor3 &= 0x7;
1167 if (divisor3 == 1)
1168 divisor |= 0xc000; /* +0.125 */
1169 else if (divisor3 >= 4)
1170 divisor |= 0x4000; /* +0.5 */
1171 else if (divisor3 != 0)
1172 divisor |= 0x8000; /* +0.25 */
1173 else if (divisor == 1)
1174 divisor = 0; /* special case for maximum baud rate */
1175 return divisor;
1176 }
1177
ftdi_232am_baud_to_divisor(int baud)1178 static unsigned short int ftdi_232am_baud_to_divisor(int baud)
1179 {
1180 return ftdi_232am_baud_base_to_divisor(baud, 48000000);
1181 }
1182
ftdi_232bm_baud_base_to_divisor(int baud,int base)1183 static u32 ftdi_232bm_baud_base_to_divisor(int baud, int base)
1184 {
1185 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1186 u32 divisor;
1187 /* divisor shifted 3 bits to the left */
1188 int divisor3 = DIV_ROUND_CLOSEST(base, 2 * baud);
1189 divisor = divisor3 >> 3;
1190 divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1191 /* Deal with special cases for highest baud rates. */
1192 if (divisor == 1) /* 1.0 */
1193 divisor = 0;
1194 else if (divisor == 0x4001) /* 1.5 */
1195 divisor = 1;
1196 return divisor;
1197 }
1198
ftdi_232bm_baud_to_divisor(int baud)1199 static u32 ftdi_232bm_baud_to_divisor(int baud)
1200 {
1201 return ftdi_232bm_baud_base_to_divisor(baud, 48000000);
1202 }
1203
ftdi_2232h_baud_base_to_divisor(int baud,int base)1204 static u32 ftdi_2232h_baud_base_to_divisor(int baud, int base)
1205 {
1206 static const unsigned char divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 };
1207 u32 divisor;
1208 int divisor3;
1209
1210 /* hi-speed baud rate is 10-bit sampling instead of 16-bit */
1211 divisor3 = DIV_ROUND_CLOSEST(8 * base, 10 * baud);
1212
1213 divisor = divisor3 >> 3;
1214 divisor |= (u32)divfrac[divisor3 & 0x7] << 14;
1215 /* Deal with special cases for highest baud rates. */
1216 if (divisor == 1) /* 1.0 */
1217 divisor = 0;
1218 else if (divisor == 0x4001) /* 1.5 */
1219 divisor = 1;
1220 /*
1221 * Set this bit to turn off a divide by 2.5 on baud rate generator
1222 * This enables baud rates up to 12Mbaud but cannot reach below 1200
1223 * baud with this bit set
1224 */
1225 divisor |= 0x00020000;
1226 return divisor;
1227 }
1228
ftdi_2232h_baud_to_divisor(int baud)1229 static u32 ftdi_2232h_baud_to_divisor(int baud)
1230 {
1231 return ftdi_2232h_baud_base_to_divisor(baud, 120000000);
1232 }
1233
1234 #define set_mctrl(port, set) update_mctrl((port), (set), 0)
1235 #define clear_mctrl(port, clear) update_mctrl((port), 0, (clear))
1236
update_mctrl(struct usb_serial_port * port,unsigned int set,unsigned int clear)1237 static int update_mctrl(struct usb_serial_port *port, unsigned int set,
1238 unsigned int clear)
1239 {
1240 struct ftdi_private *priv = usb_get_serial_port_data(port);
1241 struct device *dev = &port->dev;
1242 unsigned value;
1243 int rv;
1244
1245 if (((set | clear) & (TIOCM_DTR | TIOCM_RTS)) == 0) {
1246 dev_dbg(dev, "%s - DTR|RTS not being set|cleared\n", __func__);
1247 return 0; /* no change */
1248 }
1249
1250 clear &= ~set; /* 'set' takes precedence over 'clear' */
1251 value = 0;
1252 if (clear & TIOCM_DTR)
1253 value |= FTDI_SIO_SET_DTR_LOW;
1254 if (clear & TIOCM_RTS)
1255 value |= FTDI_SIO_SET_RTS_LOW;
1256 if (set & TIOCM_DTR)
1257 value |= FTDI_SIO_SET_DTR_HIGH;
1258 if (set & TIOCM_RTS)
1259 value |= FTDI_SIO_SET_RTS_HIGH;
1260 rv = usb_control_msg(port->serial->dev,
1261 usb_sndctrlpipe(port->serial->dev, 0),
1262 FTDI_SIO_SET_MODEM_CTRL_REQUEST,
1263 FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE,
1264 value, priv->interface,
1265 NULL, 0, WDR_TIMEOUT);
1266 if (rv < 0) {
1267 dev_dbg(dev, "%s Error from MODEM_CTRL urb: DTR %s, RTS %s\n",
1268 __func__,
1269 (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1270 (set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1271 rv = usb_translate_errors(rv);
1272 } else {
1273 dev_dbg(dev, "%s - DTR %s, RTS %s\n", __func__,
1274 (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged",
1275 (set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged");
1276 /* FIXME: locking on last_dtr_rts */
1277 priv->last_dtr_rts = (priv->last_dtr_rts & ~clear) | set;
1278 }
1279 return rv;
1280 }
1281
1282
get_ftdi_divisor(struct tty_struct * tty,struct usb_serial_port * port)1283 static u32 get_ftdi_divisor(struct tty_struct *tty,
1284 struct usb_serial_port *port)
1285 {
1286 struct ftdi_private *priv = usb_get_serial_port_data(port);
1287 struct device *dev = &port->dev;
1288 u32 div_value = 0;
1289 int div_okay = 1;
1290 int baud;
1291
1292 baud = tty_get_baud_rate(tty);
1293 dev_dbg(dev, "%s - tty_get_baud_rate reports speed %d\n", __func__, baud);
1294
1295 /*
1296 * Observe deprecated async-compatible custom_divisor hack, update
1297 * baudrate if needed.
1298 */
1299 if (baud == 38400 &&
1300 ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) &&
1301 (priv->custom_divisor)) {
1302 baud = priv->baud_base / priv->custom_divisor;
1303 dev_dbg(dev, "%s - custom divisor %d sets baud rate to %d\n",
1304 __func__, priv->custom_divisor, baud);
1305 }
1306
1307 if (!baud)
1308 baud = 9600;
1309 switch (priv->chip_type) {
1310 case SIO: /* SIO chip */
1311 switch (baud) {
1312 case 300: div_value = ftdi_sio_b300; break;
1313 case 600: div_value = ftdi_sio_b600; break;
1314 case 1200: div_value = ftdi_sio_b1200; break;
1315 case 2400: div_value = ftdi_sio_b2400; break;
1316 case 4800: div_value = ftdi_sio_b4800; break;
1317 case 9600: div_value = ftdi_sio_b9600; break;
1318 case 19200: div_value = ftdi_sio_b19200; break;
1319 case 38400: div_value = ftdi_sio_b38400; break;
1320 case 57600: div_value = ftdi_sio_b57600; break;
1321 case 115200: div_value = ftdi_sio_b115200; break;
1322 } /* baud */
1323 if (div_value == 0) {
1324 dev_dbg(dev, "%s - Baudrate (%d) requested is not supported\n",
1325 __func__, baud);
1326 div_value = ftdi_sio_b9600;
1327 baud = 9600;
1328 div_okay = 0;
1329 }
1330 break;
1331 case FT8U232AM: /* 8U232AM chip */
1332 if (baud <= 3000000) {
1333 div_value = ftdi_232am_baud_to_divisor(baud);
1334 } else {
1335 dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1336 baud = 9600;
1337 div_value = ftdi_232am_baud_to_divisor(9600);
1338 div_okay = 0;
1339 }
1340 break;
1341 case FT232BM: /* FT232BM chip */
1342 case FT2232C: /* FT2232C chip */
1343 case FT232RL: /* FT232RL chip */
1344 case FTX: /* FT-X series */
1345 if (baud <= 3000000) {
1346 u16 product_id = le16_to_cpu(
1347 port->serial->dev->descriptor.idProduct);
1348 if (((product_id == FTDI_NDI_HUC_PID) ||
1349 (product_id == FTDI_NDI_SPECTRA_SCU_PID) ||
1350 (product_id == FTDI_NDI_FUTURE_2_PID) ||
1351 (product_id == FTDI_NDI_FUTURE_3_PID) ||
1352 (product_id == FTDI_NDI_AURORA_SCU_PID)) &&
1353 (baud == 19200)) {
1354 baud = 1200000;
1355 }
1356 div_value = ftdi_232bm_baud_to_divisor(baud);
1357 } else {
1358 dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1359 div_value = ftdi_232bm_baud_to_divisor(9600);
1360 div_okay = 0;
1361 baud = 9600;
1362 }
1363 break;
1364 case FT2232H: /* FT2232H chip */
1365 case FT4232H: /* FT4232H chip */
1366 case FT232H: /* FT232H chip */
1367 if ((baud <= 12000000) && (baud >= 1200)) {
1368 div_value = ftdi_2232h_baud_to_divisor(baud);
1369 } else if (baud < 1200) {
1370 div_value = ftdi_232bm_baud_to_divisor(baud);
1371 } else {
1372 dev_dbg(dev, "%s - Baud rate too high!\n", __func__);
1373 div_value = ftdi_232bm_baud_to_divisor(9600);
1374 div_okay = 0;
1375 baud = 9600;
1376 }
1377 break;
1378 } /* priv->chip_type */
1379
1380 if (div_okay) {
1381 dev_dbg(dev, "%s - Baud rate set to %d (divisor 0x%lX) on chip %s\n",
1382 __func__, baud, (unsigned long)div_value,
1383 ftdi_chip_name[priv->chip_type]);
1384 }
1385
1386 tty_encode_baud_rate(tty, baud, baud);
1387 return div_value;
1388 }
1389
change_speed(struct tty_struct * tty,struct usb_serial_port * port)1390 static int change_speed(struct tty_struct *tty, struct usb_serial_port *port)
1391 {
1392 struct ftdi_private *priv = usb_get_serial_port_data(port);
1393 u16 value;
1394 u16 index;
1395 u32 index_value;
1396 int rv;
1397
1398 index_value = get_ftdi_divisor(tty, port);
1399 value = (u16)index_value;
1400 index = (u16)(index_value >> 16);
1401 if (priv->chip_type == FT2232C || priv->chip_type == FT2232H ||
1402 priv->chip_type == FT4232H || priv->chip_type == FT232H ||
1403 priv->chip_type == FTX) {
1404 /* Probably the BM type needs the MSB of the encoded fractional
1405 * divider also moved like for the chips above. Any infos? */
1406 index = (u16)((index << 8) | priv->interface);
1407 }
1408
1409 rv = usb_control_msg(port->serial->dev,
1410 usb_sndctrlpipe(port->serial->dev, 0),
1411 FTDI_SIO_SET_BAUDRATE_REQUEST,
1412 FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE,
1413 value, index,
1414 NULL, 0, WDR_SHORT_TIMEOUT);
1415 return rv;
1416 }
1417
write_latency_timer(struct usb_serial_port * port)1418 static int write_latency_timer(struct usb_serial_port *port)
1419 {
1420 struct ftdi_private *priv = usb_get_serial_port_data(port);
1421 struct usb_device *udev = port->serial->dev;
1422 int rv;
1423 int l = priv->latency;
1424
1425 if (priv->chip_type == SIO || priv->chip_type == FT8U232AM)
1426 return -EINVAL;
1427
1428 if (priv->flags & ASYNC_LOW_LATENCY)
1429 l = 1;
1430
1431 dev_dbg(&port->dev, "%s: setting latency timer = %i\n", __func__, l);
1432
1433 rv = usb_control_msg(udev,
1434 usb_sndctrlpipe(udev, 0),
1435 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
1436 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
1437 l, priv->interface,
1438 NULL, 0, WDR_TIMEOUT);
1439 if (rv < 0)
1440 dev_err(&port->dev, "Unable to write latency timer: %i\n", rv);
1441 return rv;
1442 }
1443
_read_latency_timer(struct usb_serial_port * port)1444 static int _read_latency_timer(struct usb_serial_port *port)
1445 {
1446 struct ftdi_private *priv = usb_get_serial_port_data(port);
1447 struct usb_device *udev = port->serial->dev;
1448 u8 buf;
1449 int rv;
1450
1451 rv = usb_control_msg_recv(udev, 0, FTDI_SIO_GET_LATENCY_TIMER_REQUEST,
1452 FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE, 0,
1453 priv->interface, &buf, 1, WDR_TIMEOUT,
1454 GFP_KERNEL);
1455 if (rv == 0)
1456 rv = buf;
1457
1458 return rv;
1459 }
1460
read_latency_timer(struct usb_serial_port * port)1461 static int read_latency_timer(struct usb_serial_port *port)
1462 {
1463 struct ftdi_private *priv = usb_get_serial_port_data(port);
1464 int rv;
1465
1466 if (priv->chip_type == SIO || priv->chip_type == FT8U232AM)
1467 return -EINVAL;
1468
1469 rv = _read_latency_timer(port);
1470 if (rv < 0) {
1471 dev_err(&port->dev, "Unable to read latency timer: %i\n", rv);
1472 return rv;
1473 }
1474
1475 priv->latency = rv;
1476
1477 return 0;
1478 }
1479
get_serial_info(struct tty_struct * tty,struct serial_struct * ss)1480 static void get_serial_info(struct tty_struct *tty, struct serial_struct *ss)
1481 {
1482 struct usb_serial_port *port = tty->driver_data;
1483 struct ftdi_private *priv = usb_get_serial_port_data(port);
1484
1485 ss->flags = priv->flags;
1486 ss->baud_base = priv->baud_base;
1487 ss->custom_divisor = priv->custom_divisor;
1488 }
1489
set_serial_info(struct tty_struct * tty,struct serial_struct * ss)1490 static int set_serial_info(struct tty_struct *tty, struct serial_struct *ss)
1491 {
1492 struct usb_serial_port *port = tty->driver_data;
1493 struct ftdi_private *priv = usb_get_serial_port_data(port);
1494 int old_flags, old_divisor;
1495
1496 mutex_lock(&priv->cfg_lock);
1497
1498 if (!capable(CAP_SYS_ADMIN)) {
1499 if ((ss->flags ^ priv->flags) & ~ASYNC_USR_MASK) {
1500 mutex_unlock(&priv->cfg_lock);
1501 return -EPERM;
1502 }
1503 }
1504
1505 old_flags = priv->flags;
1506 old_divisor = priv->custom_divisor;
1507
1508 priv->flags = ss->flags & ASYNC_FLAGS;
1509 priv->custom_divisor = ss->custom_divisor;
1510
1511 write_latency_timer(port);
1512
1513 if ((priv->flags ^ old_flags) & ASYNC_SPD_MASK ||
1514 ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST &&
1515 priv->custom_divisor != old_divisor)) {
1516
1517 /* warn about deprecation unless clearing */
1518 if (priv->flags & ASYNC_SPD_MASK)
1519 dev_warn_ratelimited(&port->dev, "use of SPD flags is deprecated\n");
1520
1521 change_speed(tty, port);
1522 }
1523 mutex_unlock(&priv->cfg_lock);
1524 return 0;
1525 }
1526
get_lsr_info(struct usb_serial_port * port,unsigned int __user * retinfo)1527 static int get_lsr_info(struct usb_serial_port *port,
1528 unsigned int __user *retinfo)
1529 {
1530 struct ftdi_private *priv = usb_get_serial_port_data(port);
1531 unsigned int result = 0;
1532
1533 if (priv->transmit_empty)
1534 result = TIOCSER_TEMT;
1535
1536 if (copy_to_user(retinfo, &result, sizeof(unsigned int)))
1537 return -EFAULT;
1538 return 0;
1539 }
1540
1541
1542 /* Determine type of FTDI chip based on USB config and descriptor. */
ftdi_determine_type(struct usb_serial_port * port)1543 static void ftdi_determine_type(struct usb_serial_port *port)
1544 {
1545 struct ftdi_private *priv = usb_get_serial_port_data(port);
1546 struct usb_serial *serial = port->serial;
1547 struct usb_device *udev = serial->dev;
1548 unsigned version;
1549 unsigned interfaces;
1550
1551 /* Assume it is not the original SIO device for now. */
1552 priv->baud_base = 48000000 / 2;
1553
1554 version = le16_to_cpu(udev->descriptor.bcdDevice);
1555 interfaces = udev->actconfig->desc.bNumInterfaces;
1556 dev_dbg(&port->dev, "%s: bcdDevice = 0x%x, bNumInterfaces = %u\n", __func__,
1557 version, interfaces);
1558 if (interfaces > 1) {
1559 struct usb_interface *intf = serial->interface;
1560 int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
1561
1562 /* Multiple interfaces.*/
1563 if (version == 0x0800) {
1564 priv->chip_type = FT4232H;
1565 /* Hi-speed - baud clock runs at 120MHz */
1566 priv->baud_base = 120000000 / 2;
1567 } else if (version == 0x0700) {
1568 priv->chip_type = FT2232H;
1569 /* Hi-speed - baud clock runs at 120MHz */
1570 priv->baud_base = 120000000 / 2;
1571 } else
1572 priv->chip_type = FT2232C;
1573
1574 /* Determine interface code. */
1575 if (ifnum == 0)
1576 priv->interface = INTERFACE_A;
1577 else if (ifnum == 1)
1578 priv->interface = INTERFACE_B;
1579 else if (ifnum == 2)
1580 priv->interface = INTERFACE_C;
1581 else if (ifnum == 3)
1582 priv->interface = INTERFACE_D;
1583
1584 /* BM-type devices have a bug where bcdDevice gets set
1585 * to 0x200 when iSerialNumber is 0. */
1586 if (version < 0x500) {
1587 dev_dbg(&port->dev,
1588 "%s: something fishy - bcdDevice too low for multi-interface device\n",
1589 __func__);
1590 }
1591 } else if (version < 0x200) {
1592 /* Old device. Assume it's the original SIO. */
1593 priv->chip_type = SIO;
1594 priv->baud_base = 12000000 / 16;
1595 } else if (version < 0x400) {
1596 /* Assume it's an FT8U232AM (or FT8U245AM) */
1597 priv->chip_type = FT8U232AM;
1598 /*
1599 * It might be a BM type because of the iSerialNumber bug.
1600 * If iSerialNumber==0 and the latency timer is readable,
1601 * assume it is BM type.
1602 */
1603 if (udev->descriptor.iSerialNumber == 0 &&
1604 _read_latency_timer(port) >= 0) {
1605 dev_dbg(&port->dev,
1606 "%s: has latency timer so not an AM type\n",
1607 __func__);
1608 priv->chip_type = FT232BM;
1609 }
1610 } else if (version < 0x600) {
1611 /* Assume it's an FT232BM (or FT245BM) */
1612 priv->chip_type = FT232BM;
1613 } else if (version < 0x900) {
1614 /* Assume it's an FT232RL */
1615 priv->chip_type = FT232RL;
1616 } else if (version < 0x1000) {
1617 /* Assume it's an FT232H */
1618 priv->chip_type = FT232H;
1619 } else {
1620 /* Assume it's an FT-X series device */
1621 priv->chip_type = FTX;
1622 }
1623
1624 dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
1625 }
1626
1627
1628 /*
1629 * Determine the maximum packet size for the device. This depends on the chip
1630 * type and the USB host capabilities. The value should be obtained from the
1631 * device descriptor as the chip will use the appropriate values for the host.
1632 */
ftdi_set_max_packet_size(struct usb_serial_port * port)1633 static void ftdi_set_max_packet_size(struct usb_serial_port *port)
1634 {
1635 struct ftdi_private *priv = usb_get_serial_port_data(port);
1636 struct usb_interface *interface = port->serial->interface;
1637 struct usb_endpoint_descriptor *ep_desc;
1638 unsigned num_endpoints;
1639 unsigned i;
1640
1641 num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
1642 if (!num_endpoints)
1643 return;
1644
1645 /*
1646 * NOTE: Some customers have programmed FT232R/FT245R devices
1647 * with an endpoint size of 0 - not good. In this case, we
1648 * want to override the endpoint descriptor setting and use a
1649 * value of 64 for wMaxPacketSize.
1650 */
1651 for (i = 0; i < num_endpoints; i++) {
1652 ep_desc = &interface->cur_altsetting->endpoint[i].desc;
1653 if (!ep_desc->wMaxPacketSize) {
1654 ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
1655 dev_warn(&port->dev, "Overriding wMaxPacketSize on endpoint %d\n",
1656 usb_endpoint_num(ep_desc));
1657 }
1658 }
1659
1660 /* Set max packet size based on last descriptor. */
1661 priv->max_packet_size = usb_endpoint_maxp(ep_desc);
1662 }
1663
1664
1665 /*
1666 * ***************************************************************************
1667 * Sysfs Attribute
1668 * ***************************************************************************
1669 */
1670
latency_timer_show(struct device * dev,struct device_attribute * attr,char * buf)1671 static ssize_t latency_timer_show(struct device *dev,
1672 struct device_attribute *attr, char *buf)
1673 {
1674 struct usb_serial_port *port = to_usb_serial_port(dev);
1675 struct ftdi_private *priv = usb_get_serial_port_data(port);
1676 if (priv->flags & ASYNC_LOW_LATENCY)
1677 return sprintf(buf, "1\n");
1678 else
1679 return sprintf(buf, "%u\n", priv->latency);
1680 }
1681
1682 /* 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)1683 static ssize_t latency_timer_store(struct device *dev,
1684 struct device_attribute *attr,
1685 const char *valbuf, size_t count)
1686 {
1687 struct usb_serial_port *port = to_usb_serial_port(dev);
1688 struct ftdi_private *priv = usb_get_serial_port_data(port);
1689 u8 v;
1690 int rv;
1691
1692 if (kstrtou8(valbuf, 10, &v))
1693 return -EINVAL;
1694
1695 priv->latency = v;
1696 rv = write_latency_timer(port);
1697 if (rv < 0)
1698 return -EIO;
1699 return count;
1700 }
1701 static DEVICE_ATTR_RW(latency_timer);
1702
1703 /* Write an event character directly to the FTDI register. The ASCII
1704 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)1705 static ssize_t event_char_store(struct device *dev,
1706 struct device_attribute *attr, const char *valbuf, size_t count)
1707 {
1708 struct usb_serial_port *port = to_usb_serial_port(dev);
1709 struct ftdi_private *priv = usb_get_serial_port_data(port);
1710 struct usb_device *udev = port->serial->dev;
1711 unsigned int v;
1712 int rv;
1713
1714 if (kstrtouint(valbuf, 0, &v) || v >= 0x200)
1715 return -EINVAL;
1716
1717 dev_dbg(&port->dev, "%s: setting event char = 0x%03x\n", __func__, v);
1718
1719 rv = usb_control_msg(udev,
1720 usb_sndctrlpipe(udev, 0),
1721 FTDI_SIO_SET_EVENT_CHAR_REQUEST,
1722 FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE,
1723 v, priv->interface,
1724 NULL, 0, WDR_TIMEOUT);
1725 if (rv < 0) {
1726 dev_dbg(&port->dev, "Unable to write event character: %i\n", rv);
1727 return -EIO;
1728 }
1729
1730 return count;
1731 }
1732 static DEVICE_ATTR_WO(event_char);
1733
create_sysfs_attrs(struct usb_serial_port * port)1734 static int create_sysfs_attrs(struct usb_serial_port *port)
1735 {
1736 struct ftdi_private *priv = usb_get_serial_port_data(port);
1737 int retval = 0;
1738
1739 /* XXX I've no idea if the original SIO supports the event_char
1740 * sysfs parameter, so I'm playing it safe. */
1741 if (priv->chip_type != SIO) {
1742 dev_dbg(&port->dev, "sysfs attributes for %s\n", ftdi_chip_name[priv->chip_type]);
1743 retval = device_create_file(&port->dev, &dev_attr_event_char);
1744 if ((!retval) &&
1745 (priv->chip_type == FT232BM ||
1746 priv->chip_type == FT2232C ||
1747 priv->chip_type == FT232RL ||
1748 priv->chip_type == FT2232H ||
1749 priv->chip_type == FT4232H ||
1750 priv->chip_type == FT232H ||
1751 priv->chip_type == FTX)) {
1752 retval = device_create_file(&port->dev,
1753 &dev_attr_latency_timer);
1754 }
1755 }
1756 return retval;
1757 }
1758
remove_sysfs_attrs(struct usb_serial_port * port)1759 static void remove_sysfs_attrs(struct usb_serial_port *port)
1760 {
1761 struct ftdi_private *priv = usb_get_serial_port_data(port);
1762
1763 /* XXX see create_sysfs_attrs */
1764 if (priv->chip_type != SIO) {
1765 device_remove_file(&port->dev, &dev_attr_event_char);
1766 if (priv->chip_type == FT232BM ||
1767 priv->chip_type == FT2232C ||
1768 priv->chip_type == FT232RL ||
1769 priv->chip_type == FT2232H ||
1770 priv->chip_type == FT4232H ||
1771 priv->chip_type == FT232H ||
1772 priv->chip_type == FTX) {
1773 device_remove_file(&port->dev, &dev_attr_latency_timer);
1774 }
1775 }
1776
1777 }
1778
1779 #ifdef CONFIG_GPIOLIB
1780
ftdi_set_bitmode(struct usb_serial_port * port,u8 mode)1781 static int ftdi_set_bitmode(struct usb_serial_port *port, u8 mode)
1782 {
1783 struct ftdi_private *priv = usb_get_serial_port_data(port);
1784 struct usb_serial *serial = port->serial;
1785 int result;
1786 u16 val;
1787
1788 result = usb_autopm_get_interface(serial->interface);
1789 if (result)
1790 return result;
1791
1792 val = (mode << 8) | (priv->gpio_output << 4) | priv->gpio_value;
1793 result = usb_control_msg(serial->dev,
1794 usb_sndctrlpipe(serial->dev, 0),
1795 FTDI_SIO_SET_BITMODE_REQUEST,
1796 FTDI_SIO_SET_BITMODE_REQUEST_TYPE, val,
1797 priv->interface, NULL, 0, WDR_TIMEOUT);
1798 if (result < 0) {
1799 dev_err(&serial->interface->dev,
1800 "bitmode request failed for value 0x%04x: %d\n",
1801 val, result);
1802 }
1803
1804 usb_autopm_put_interface(serial->interface);
1805
1806 return result;
1807 }
1808
ftdi_set_cbus_pins(struct usb_serial_port * port)1809 static int ftdi_set_cbus_pins(struct usb_serial_port *port)
1810 {
1811 return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_CBUS);
1812 }
1813
ftdi_exit_cbus_mode(struct usb_serial_port * port)1814 static int ftdi_exit_cbus_mode(struct usb_serial_port *port)
1815 {
1816 struct ftdi_private *priv = usb_get_serial_port_data(port);
1817
1818 priv->gpio_output = 0;
1819 priv->gpio_value = 0;
1820 return ftdi_set_bitmode(port, FTDI_SIO_BITMODE_RESET);
1821 }
1822
ftdi_gpio_request(struct gpio_chip * gc,unsigned int offset)1823 static int ftdi_gpio_request(struct gpio_chip *gc, unsigned int offset)
1824 {
1825 struct usb_serial_port *port = gpiochip_get_data(gc);
1826 struct ftdi_private *priv = usb_get_serial_port_data(port);
1827 int result;
1828
1829 mutex_lock(&priv->gpio_lock);
1830 if (!priv->gpio_used) {
1831 /* Set default pin states, as we cannot get them from device */
1832 priv->gpio_output = 0x00;
1833 priv->gpio_value = 0x00;
1834 result = ftdi_set_cbus_pins(port);
1835 if (result) {
1836 mutex_unlock(&priv->gpio_lock);
1837 return result;
1838 }
1839
1840 priv->gpio_used = true;
1841 }
1842 mutex_unlock(&priv->gpio_lock);
1843
1844 return 0;
1845 }
1846
ftdi_read_cbus_pins(struct usb_serial_port * port)1847 static int ftdi_read_cbus_pins(struct usb_serial_port *port)
1848 {
1849 struct ftdi_private *priv = usb_get_serial_port_data(port);
1850 struct usb_serial *serial = port->serial;
1851 u8 buf;
1852 int result;
1853
1854 result = usb_autopm_get_interface(serial->interface);
1855 if (result)
1856 return result;
1857
1858 result = usb_control_msg_recv(serial->dev, 0,
1859 FTDI_SIO_READ_PINS_REQUEST,
1860 FTDI_SIO_READ_PINS_REQUEST_TYPE, 0,
1861 priv->interface, &buf, 1, WDR_TIMEOUT,
1862 GFP_KERNEL);
1863 if (result == 0)
1864 result = buf;
1865
1866 usb_autopm_put_interface(serial->interface);
1867
1868 return result;
1869 }
1870
ftdi_gpio_get(struct gpio_chip * gc,unsigned int gpio)1871 static int ftdi_gpio_get(struct gpio_chip *gc, unsigned int gpio)
1872 {
1873 struct usb_serial_port *port = gpiochip_get_data(gc);
1874 int result;
1875
1876 result = ftdi_read_cbus_pins(port);
1877 if (result < 0)
1878 return result;
1879
1880 return !!(result & BIT(gpio));
1881 }
1882
ftdi_gpio_set(struct gpio_chip * gc,unsigned int gpio,int value)1883 static void ftdi_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value)
1884 {
1885 struct usb_serial_port *port = gpiochip_get_data(gc);
1886 struct ftdi_private *priv = usb_get_serial_port_data(port);
1887
1888 mutex_lock(&priv->gpio_lock);
1889
1890 if (value)
1891 priv->gpio_value |= BIT(gpio);
1892 else
1893 priv->gpio_value &= ~BIT(gpio);
1894
1895 ftdi_set_cbus_pins(port);
1896
1897 mutex_unlock(&priv->gpio_lock);
1898 }
1899
ftdi_gpio_get_multiple(struct gpio_chip * gc,unsigned long * mask,unsigned long * bits)1900 static int ftdi_gpio_get_multiple(struct gpio_chip *gc, unsigned long *mask,
1901 unsigned long *bits)
1902 {
1903 struct usb_serial_port *port = gpiochip_get_data(gc);
1904 int result;
1905
1906 result = ftdi_read_cbus_pins(port);
1907 if (result < 0)
1908 return result;
1909
1910 *bits = result & *mask;
1911
1912 return 0;
1913 }
1914
ftdi_gpio_set_multiple(struct gpio_chip * gc,unsigned long * mask,unsigned long * bits)1915 static void ftdi_gpio_set_multiple(struct gpio_chip *gc, unsigned long *mask,
1916 unsigned long *bits)
1917 {
1918 struct usb_serial_port *port = gpiochip_get_data(gc);
1919 struct ftdi_private *priv = usb_get_serial_port_data(port);
1920
1921 mutex_lock(&priv->gpio_lock);
1922
1923 priv->gpio_value &= ~(*mask);
1924 priv->gpio_value |= *bits & *mask;
1925 ftdi_set_cbus_pins(port);
1926
1927 mutex_unlock(&priv->gpio_lock);
1928 }
1929
ftdi_gpio_direction_get(struct gpio_chip * gc,unsigned int gpio)1930 static int ftdi_gpio_direction_get(struct gpio_chip *gc, unsigned int gpio)
1931 {
1932 struct usb_serial_port *port = gpiochip_get_data(gc);
1933 struct ftdi_private *priv = usb_get_serial_port_data(port);
1934
1935 return !(priv->gpio_output & BIT(gpio));
1936 }
1937
ftdi_gpio_direction_input(struct gpio_chip * gc,unsigned int gpio)1938 static int ftdi_gpio_direction_input(struct gpio_chip *gc, unsigned int gpio)
1939 {
1940 struct usb_serial_port *port = gpiochip_get_data(gc);
1941 struct ftdi_private *priv = usb_get_serial_port_data(port);
1942 int result;
1943
1944 mutex_lock(&priv->gpio_lock);
1945
1946 priv->gpio_output &= ~BIT(gpio);
1947 result = ftdi_set_cbus_pins(port);
1948
1949 mutex_unlock(&priv->gpio_lock);
1950
1951 return result;
1952 }
1953
ftdi_gpio_direction_output(struct gpio_chip * gc,unsigned int gpio,int value)1954 static int ftdi_gpio_direction_output(struct gpio_chip *gc, unsigned int gpio,
1955 int value)
1956 {
1957 struct usb_serial_port *port = gpiochip_get_data(gc);
1958 struct ftdi_private *priv = usb_get_serial_port_data(port);
1959 int result;
1960
1961 mutex_lock(&priv->gpio_lock);
1962
1963 priv->gpio_output |= BIT(gpio);
1964 if (value)
1965 priv->gpio_value |= BIT(gpio);
1966 else
1967 priv->gpio_value &= ~BIT(gpio);
1968
1969 result = ftdi_set_cbus_pins(port);
1970
1971 mutex_unlock(&priv->gpio_lock);
1972
1973 return result;
1974 }
1975
ftdi_gpio_init_valid_mask(struct gpio_chip * gc,unsigned long * valid_mask,unsigned int ngpios)1976 static int ftdi_gpio_init_valid_mask(struct gpio_chip *gc,
1977 unsigned long *valid_mask,
1978 unsigned int ngpios)
1979 {
1980 struct usb_serial_port *port = gpiochip_get_data(gc);
1981 struct ftdi_private *priv = usb_get_serial_port_data(port);
1982 unsigned long map = priv->gpio_altfunc;
1983
1984 bitmap_complement(valid_mask, &map, ngpios);
1985
1986 if (bitmap_empty(valid_mask, ngpios))
1987 dev_dbg(&port->dev, "no CBUS pin configured for GPIO\n");
1988 else
1989 dev_dbg(&port->dev, "CBUS%*pbl configured for GPIO\n", ngpios,
1990 valid_mask);
1991
1992 return 0;
1993 }
1994
ftdi_read_eeprom(struct usb_serial * serial,void * dst,u16 addr,u16 nbytes)1995 static int ftdi_read_eeprom(struct usb_serial *serial, void *dst, u16 addr,
1996 u16 nbytes)
1997 {
1998 int read = 0;
1999
2000 if (addr % 2 != 0)
2001 return -EINVAL;
2002 if (nbytes % 2 != 0)
2003 return -EINVAL;
2004
2005 /* Read EEPROM two bytes at a time */
2006 while (read < nbytes) {
2007 int rv;
2008
2009 rv = usb_control_msg(serial->dev,
2010 usb_rcvctrlpipe(serial->dev, 0),
2011 FTDI_SIO_READ_EEPROM_REQUEST,
2012 FTDI_SIO_READ_EEPROM_REQUEST_TYPE,
2013 0, (addr + read) / 2, dst + read, 2,
2014 WDR_TIMEOUT);
2015 if (rv < 2) {
2016 if (rv >= 0)
2017 return -EIO;
2018 else
2019 return rv;
2020 }
2021
2022 read += rv;
2023 }
2024
2025 return 0;
2026 }
2027
ftdi_gpio_init_ft232h(struct usb_serial_port * port)2028 static int ftdi_gpio_init_ft232h(struct usb_serial_port *port)
2029 {
2030 struct ftdi_private *priv = usb_get_serial_port_data(port);
2031 u16 cbus_config;
2032 u8 *buf;
2033 int ret;
2034 int i;
2035
2036 buf = kmalloc(4, GFP_KERNEL);
2037 if (!buf)
2038 return -ENOMEM;
2039
2040 ret = ftdi_read_eeprom(port->serial, buf, 0x1a, 4);
2041 if (ret < 0)
2042 goto out_free;
2043
2044 /*
2045 * FT232H CBUS Memory Map
2046 *
2047 * 0x1a: X- (upper nibble -> AC5)
2048 * 0x1b: -X (lower nibble -> AC6)
2049 * 0x1c: XX (upper nibble -> AC9 | lower nibble -> AC8)
2050 */
2051 cbus_config = buf[2] << 8 | (buf[1] & 0xf) << 4 | (buf[0] & 0xf0) >> 4;
2052
2053 priv->gc.ngpio = 4;
2054 priv->gpio_altfunc = 0xff;
2055
2056 for (i = 0; i < priv->gc.ngpio; ++i) {
2057 if ((cbus_config & 0xf) == FTDI_FTX_CBUS_MUX_GPIO)
2058 priv->gpio_altfunc &= ~BIT(i);
2059 cbus_config >>= 4;
2060 }
2061
2062 out_free:
2063 kfree(buf);
2064
2065 return ret;
2066 }
2067
ftdi_gpio_init_ft232r(struct usb_serial_port * port)2068 static int ftdi_gpio_init_ft232r(struct usb_serial_port *port)
2069 {
2070 struct ftdi_private *priv = usb_get_serial_port_data(port);
2071 u16 cbus_config;
2072 u8 *buf;
2073 int ret;
2074 int i;
2075
2076 buf = kmalloc(2, GFP_KERNEL);
2077 if (!buf)
2078 return -ENOMEM;
2079
2080 ret = ftdi_read_eeprom(port->serial, buf, 0x14, 2);
2081 if (ret < 0)
2082 goto out_free;
2083
2084 cbus_config = le16_to_cpup((__le16 *)buf);
2085 dev_dbg(&port->dev, "cbus_config = 0x%04x\n", cbus_config);
2086
2087 priv->gc.ngpio = 4;
2088
2089 priv->gpio_altfunc = 0xff;
2090 for (i = 0; i < priv->gc.ngpio; ++i) {
2091 if ((cbus_config & 0xf) == FTDI_FT232R_CBUS_MUX_GPIO)
2092 priv->gpio_altfunc &= ~BIT(i);
2093 cbus_config >>= 4;
2094 }
2095 out_free:
2096 kfree(buf);
2097
2098 return ret;
2099 }
2100
ftdi_gpio_init_ftx(struct usb_serial_port * port)2101 static int ftdi_gpio_init_ftx(struct usb_serial_port *port)
2102 {
2103 struct ftdi_private *priv = usb_get_serial_port_data(port);
2104 struct usb_serial *serial = port->serial;
2105 const u16 cbus_cfg_addr = 0x1a;
2106 const u16 cbus_cfg_size = 4;
2107 u8 *cbus_cfg_buf;
2108 int result;
2109 u8 i;
2110
2111 cbus_cfg_buf = kmalloc(cbus_cfg_size, GFP_KERNEL);
2112 if (!cbus_cfg_buf)
2113 return -ENOMEM;
2114
2115 result = ftdi_read_eeprom(serial, cbus_cfg_buf,
2116 cbus_cfg_addr, cbus_cfg_size);
2117 if (result < 0)
2118 goto out_free;
2119
2120 /* FIXME: FT234XD alone has 1 GPIO, but how to recognize this IC? */
2121 priv->gc.ngpio = 4;
2122
2123 /* Determine which pins are configured for CBUS bitbanging */
2124 priv->gpio_altfunc = 0xff;
2125 for (i = 0; i < priv->gc.ngpio; ++i) {
2126 if (cbus_cfg_buf[i] == FTDI_FTX_CBUS_MUX_GPIO)
2127 priv->gpio_altfunc &= ~BIT(i);
2128 }
2129
2130 out_free:
2131 kfree(cbus_cfg_buf);
2132
2133 return result;
2134 }
2135
ftdi_gpio_init(struct usb_serial_port * port)2136 static int ftdi_gpio_init(struct usb_serial_port *port)
2137 {
2138 struct ftdi_private *priv = usb_get_serial_port_data(port);
2139 struct usb_serial *serial = port->serial;
2140 int result;
2141
2142 switch (priv->chip_type) {
2143 case FT232H:
2144 result = ftdi_gpio_init_ft232h(port);
2145 break;
2146 case FT232RL:
2147 result = ftdi_gpio_init_ft232r(port);
2148 break;
2149 case FTX:
2150 result = ftdi_gpio_init_ftx(port);
2151 break;
2152 default:
2153 return 0;
2154 }
2155
2156 if (result < 0)
2157 return result;
2158
2159 mutex_init(&priv->gpio_lock);
2160
2161 priv->gc.label = "ftdi-cbus";
2162 priv->gc.request = ftdi_gpio_request;
2163 priv->gc.get_direction = ftdi_gpio_direction_get;
2164 priv->gc.direction_input = ftdi_gpio_direction_input;
2165 priv->gc.direction_output = ftdi_gpio_direction_output;
2166 priv->gc.init_valid_mask = ftdi_gpio_init_valid_mask;
2167 priv->gc.get = ftdi_gpio_get;
2168 priv->gc.set = ftdi_gpio_set;
2169 priv->gc.get_multiple = ftdi_gpio_get_multiple;
2170 priv->gc.set_multiple = ftdi_gpio_set_multiple;
2171 priv->gc.owner = THIS_MODULE;
2172 priv->gc.parent = &serial->interface->dev;
2173 priv->gc.base = -1;
2174 priv->gc.can_sleep = true;
2175
2176 result = gpiochip_add_data(&priv->gc, port);
2177 if (!result)
2178 priv->gpio_registered = true;
2179
2180 return result;
2181 }
2182
ftdi_gpio_remove(struct usb_serial_port * port)2183 static void ftdi_gpio_remove(struct usb_serial_port *port)
2184 {
2185 struct ftdi_private *priv = usb_get_serial_port_data(port);
2186
2187 if (priv->gpio_registered) {
2188 gpiochip_remove(&priv->gc);
2189 priv->gpio_registered = false;
2190 }
2191
2192 if (priv->gpio_used) {
2193 /* Exiting CBUS-mode does not reset pin states. */
2194 ftdi_exit_cbus_mode(port);
2195 priv->gpio_used = false;
2196 }
2197 }
2198
2199 #else
2200
ftdi_gpio_init(struct usb_serial_port * port)2201 static int ftdi_gpio_init(struct usb_serial_port *port)
2202 {
2203 return 0;
2204 }
2205
ftdi_gpio_remove(struct usb_serial_port * port)2206 static void ftdi_gpio_remove(struct usb_serial_port *port) { }
2207
2208 #endif /* CONFIG_GPIOLIB */
2209
2210 /*
2211 * ***************************************************************************
2212 * FTDI driver specific functions
2213 * ***************************************************************************
2214 */
2215
2216 /* Probe function to check for special devices */
ftdi_sio_probe(struct usb_serial * serial,const struct usb_device_id * id)2217 static int ftdi_sio_probe(struct usb_serial *serial,
2218 const struct usb_device_id *id)
2219 {
2220 const struct ftdi_sio_quirk *quirk =
2221 (struct ftdi_sio_quirk *)id->driver_info;
2222
2223 if (quirk && quirk->probe) {
2224 int ret = quirk->probe(serial);
2225 if (ret != 0)
2226 return ret;
2227 }
2228
2229 usb_set_serial_data(serial, (void *)id->driver_info);
2230
2231 return 0;
2232 }
2233
ftdi_sio_port_probe(struct usb_serial_port * port)2234 static int ftdi_sio_port_probe(struct usb_serial_port *port)
2235 {
2236 struct ftdi_private *priv;
2237 const struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial);
2238 int result;
2239
2240 priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
2241 if (!priv)
2242 return -ENOMEM;
2243
2244 mutex_init(&priv->cfg_lock);
2245
2246 if (quirk && quirk->port_probe)
2247 quirk->port_probe(priv);
2248
2249 usb_set_serial_port_data(port, priv);
2250
2251 ftdi_determine_type(port);
2252 ftdi_set_max_packet_size(port);
2253 if (read_latency_timer(port) < 0)
2254 priv->latency = 16;
2255 write_latency_timer(port);
2256 create_sysfs_attrs(port);
2257
2258 result = ftdi_gpio_init(port);
2259 if (result < 0) {
2260 dev_err(&port->serial->interface->dev,
2261 "GPIO initialisation failed: %d\n",
2262 result);
2263 }
2264
2265 return 0;
2266 }
2267
2268 /* Setup for the USB-UIRT device, which requires hardwired
2269 * baudrate (38400 gets mapped to 312500) */
2270 /* Called from usbserial:serial_probe */
ftdi_USB_UIRT_setup(struct ftdi_private * priv)2271 static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
2272 {
2273 priv->flags |= ASYNC_SPD_CUST;
2274 priv->custom_divisor = 77;
2275 priv->force_baud = 38400;
2276 }
2277
2278 /* Setup for the HE-TIRA1 device, which requires hardwired
2279 * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled. */
2280
ftdi_HE_TIRA1_setup(struct ftdi_private * priv)2281 static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
2282 {
2283 priv->flags |= ASYNC_SPD_CUST;
2284 priv->custom_divisor = 240;
2285 priv->force_baud = 38400;
2286 priv->force_rtscts = 1;
2287 }
2288
2289 /*
2290 * Module parameter to control latency timer for NDI FTDI-based USB devices.
2291 * If this value is not set in /etc/modprobe.d/ its value will be set
2292 * to 1ms.
2293 */
2294 static int ndi_latency_timer = 1;
2295
2296 /* Setup for the NDI FTDI-based USB devices, which requires hardwired
2297 * baudrate (19200 gets mapped to 1200000).
2298 *
2299 * Called from usbserial:serial_probe.
2300 */
ftdi_NDI_device_setup(struct usb_serial * serial)2301 static int ftdi_NDI_device_setup(struct usb_serial *serial)
2302 {
2303 struct usb_device *udev = serial->dev;
2304 int latency = ndi_latency_timer;
2305
2306 if (latency == 0)
2307 latency = 1;
2308 if (latency > 99)
2309 latency = 99;
2310
2311 dev_dbg(&udev->dev, "%s setting NDI device latency to %d\n", __func__, latency);
2312 dev_info(&udev->dev, "NDI device with a latency value of %d\n", latency);
2313
2314 /* FIXME: errors are not returned */
2315 usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
2316 FTDI_SIO_SET_LATENCY_TIMER_REQUEST,
2317 FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE,
2318 latency, 0, NULL, 0, WDR_TIMEOUT);
2319 return 0;
2320 }
2321
2322 /*
2323 * First port on JTAG adaptors such as Olimex arm-usb-ocd or the FIC/OpenMoko
2324 * Neo1973 Debug Board is reserved for JTAG interface and can be accessed from
2325 * userspace using openocd.
2326 */
ftdi_jtag_probe(struct usb_serial * serial)2327 static int ftdi_jtag_probe(struct usb_serial *serial)
2328 {
2329 struct usb_interface *intf = serial->interface;
2330 int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
2331
2332 if (ifnum == 0) {
2333 dev_info(&intf->dev, "Ignoring interface reserved for JTAG\n");
2334 return -ENODEV;
2335 }
2336
2337 return 0;
2338 }
2339
ftdi_8u2232c_probe(struct usb_serial * serial)2340 static int ftdi_8u2232c_probe(struct usb_serial *serial)
2341 {
2342 struct usb_device *udev = serial->dev;
2343
2344 if (udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems"))
2345 return ftdi_jtag_probe(serial);
2346
2347 if (udev->product &&
2348 (!strcmp(udev->product, "Arrow USB Blaster") ||
2349 !strcmp(udev->product, "BeagleBone/XDS100V2") ||
2350 !strcmp(udev->product, "SNAP Connect E10")))
2351 return ftdi_jtag_probe(serial);
2352
2353 return 0;
2354 }
2355
2356 /*
2357 * First two ports on JTAG adaptors using an FT4232 such as STMicroelectronics's
2358 * ST Micro Connect Lite are reserved for JTAG or other non-UART interfaces and
2359 * can be accessed from userspace.
2360 * The next two ports are enabled as UARTs by default, where port 2 is
2361 * a conventional RS-232 UART.
2362 */
ftdi_stmclite_probe(struct usb_serial * serial)2363 static int ftdi_stmclite_probe(struct usb_serial *serial)
2364 {
2365 struct usb_interface *intf = serial->interface;
2366 int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
2367
2368 if (ifnum < 2) {
2369 dev_info(&intf->dev, "Ignoring interface reserved for JTAG\n");
2370 return -ENODEV;
2371 }
2372
2373 return 0;
2374 }
2375
ftdi_sio_port_remove(struct usb_serial_port * port)2376 static void ftdi_sio_port_remove(struct usb_serial_port *port)
2377 {
2378 struct ftdi_private *priv = usb_get_serial_port_data(port);
2379
2380 ftdi_gpio_remove(port);
2381
2382 remove_sysfs_attrs(port);
2383
2384 kfree(priv);
2385 }
2386
ftdi_open(struct tty_struct * tty,struct usb_serial_port * port)2387 static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
2388 {
2389 struct usb_device *dev = port->serial->dev;
2390 struct ftdi_private *priv = usb_get_serial_port_data(port);
2391
2392 /* No error checking for this (will get errors later anyway) */
2393 /* See ftdi_sio.h for description of what is reset */
2394 usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2395 FTDI_SIO_RESET_REQUEST, FTDI_SIO_RESET_REQUEST_TYPE,
2396 FTDI_SIO_RESET_SIO,
2397 priv->interface, NULL, 0, WDR_TIMEOUT);
2398
2399 /* Termios defaults are set by usb_serial_init. We don't change
2400 port->tty->termios - this would lose speed settings, etc.
2401 This is same behaviour as serial.c/rs_open() - Kuba */
2402
2403 /* ftdi_set_termios will send usb control messages */
2404 if (tty)
2405 ftdi_set_termios(tty, port, NULL);
2406
2407 return usb_serial_generic_open(tty, port);
2408 }
2409
ftdi_dtr_rts(struct usb_serial_port * port,int on)2410 static void ftdi_dtr_rts(struct usb_serial_port *port, int on)
2411 {
2412 struct ftdi_private *priv = usb_get_serial_port_data(port);
2413
2414 /* Disable flow control */
2415 if (!on) {
2416 if (usb_control_msg(port->serial->dev,
2417 usb_sndctrlpipe(port->serial->dev, 0),
2418 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2419 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2420 0, priv->interface, NULL, 0,
2421 WDR_TIMEOUT) < 0) {
2422 dev_err(&port->dev, "error from flowcontrol urb\n");
2423 }
2424 }
2425 /* drop RTS and DTR */
2426 if (on)
2427 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2428 else
2429 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2430 }
2431
2432 /* The SIO requires the first byte to have:
2433 * B0 1
2434 * B1 0
2435 * B2..7 length of message excluding byte 0
2436 *
2437 * The new devices do not require this byte
2438 */
ftdi_prepare_write_buffer(struct usb_serial_port * port,void * dest,size_t size)2439 static int ftdi_prepare_write_buffer(struct usb_serial_port *port,
2440 void *dest, size_t size)
2441 {
2442 struct ftdi_private *priv;
2443 int count;
2444 unsigned long flags;
2445
2446 priv = usb_get_serial_port_data(port);
2447
2448 if (priv->chip_type == SIO) {
2449 unsigned char *buffer = dest;
2450 int i, len, c;
2451
2452 count = 0;
2453 spin_lock_irqsave(&port->lock, flags);
2454 for (i = 0; i < size - 1; i += priv->max_packet_size) {
2455 len = min_t(int, size - i, priv->max_packet_size) - 1;
2456 c = kfifo_out(&port->write_fifo, &buffer[i + 1], len);
2457 if (!c)
2458 break;
2459 port->icount.tx += c;
2460 buffer[i] = (c << 2) + 1;
2461 count += c + 1;
2462 }
2463 spin_unlock_irqrestore(&port->lock, flags);
2464 } else {
2465 count = kfifo_out_locked(&port->write_fifo, dest, size,
2466 &port->lock);
2467 port->icount.tx += count;
2468 }
2469
2470 return count;
2471 }
2472
2473 #define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
2474
ftdi_process_packet(struct usb_serial_port * port,struct ftdi_private * priv,unsigned char * buf,int len)2475 static int ftdi_process_packet(struct usb_serial_port *port,
2476 struct ftdi_private *priv, unsigned char *buf, int len)
2477 {
2478 unsigned char status;
2479 bool brkint = false;
2480 int i;
2481 char flag;
2482
2483 if (len < 2) {
2484 dev_dbg(&port->dev, "malformed packet\n");
2485 return 0;
2486 }
2487
2488 /* Compare new line status to the old one, signal if different/
2489 N.B. packet may be processed more than once, but differences
2490 are only processed once. */
2491 status = buf[0] & FTDI_STATUS_B0_MASK;
2492 if (status != priv->prev_status) {
2493 char diff_status = status ^ priv->prev_status;
2494
2495 if (diff_status & FTDI_RS0_CTS)
2496 port->icount.cts++;
2497 if (diff_status & FTDI_RS0_DSR)
2498 port->icount.dsr++;
2499 if (diff_status & FTDI_RS0_RI)
2500 port->icount.rng++;
2501 if (diff_status & FTDI_RS0_RLSD) {
2502 struct tty_struct *tty;
2503
2504 port->icount.dcd++;
2505 tty = tty_port_tty_get(&port->port);
2506 if (tty)
2507 usb_serial_handle_dcd_change(port, tty,
2508 status & FTDI_RS0_RLSD);
2509 tty_kref_put(tty);
2510 }
2511
2512 wake_up_interruptible(&port->port.delta_msr_wait);
2513 priv->prev_status = status;
2514 }
2515
2516 /* save if the transmitter is empty or not */
2517 if (buf[1] & FTDI_RS_TEMT)
2518 priv->transmit_empty = 1;
2519 else
2520 priv->transmit_empty = 0;
2521
2522 if (len == 2)
2523 return 0; /* status only */
2524
2525 /*
2526 * Break and error status must only be processed for packets with
2527 * data payload to avoid over-reporting.
2528 */
2529 flag = TTY_NORMAL;
2530 if (buf[1] & FTDI_RS_ERR_MASK) {
2531 /*
2532 * Break takes precedence over parity, which takes precedence
2533 * over framing errors. Note that break is only associated
2534 * with the last character in the buffer and only when it's a
2535 * NUL.
2536 */
2537 if (buf[1] & FTDI_RS_BI && buf[len - 1] == '\0') {
2538 port->icount.brk++;
2539 brkint = true;
2540 }
2541 if (buf[1] & FTDI_RS_PE) {
2542 flag = TTY_PARITY;
2543 port->icount.parity++;
2544 } else if (buf[1] & FTDI_RS_FE) {
2545 flag = TTY_FRAME;
2546 port->icount.frame++;
2547 }
2548 /* Overrun is special, not associated with a char */
2549 if (buf[1] & FTDI_RS_OE) {
2550 port->icount.overrun++;
2551 tty_insert_flip_char(&port->port, 0, TTY_OVERRUN);
2552 }
2553 }
2554
2555 port->icount.rx += len - 2;
2556
2557 if (brkint || port->sysrq) {
2558 for (i = 2; i < len; i++) {
2559 if (brkint && i == len - 1) {
2560 if (usb_serial_handle_break(port))
2561 return len - 3;
2562 flag = TTY_BREAK;
2563 }
2564 if (usb_serial_handle_sysrq_char(port, buf[i]))
2565 continue;
2566 tty_insert_flip_char(&port->port, buf[i], flag);
2567 }
2568 } else {
2569 tty_insert_flip_string_fixed_flag(&port->port, buf + 2, flag,
2570 len - 2);
2571 }
2572
2573 return len - 2;
2574 }
2575
ftdi_process_read_urb(struct urb * urb)2576 static void ftdi_process_read_urb(struct urb *urb)
2577 {
2578 struct usb_serial_port *port = urb->context;
2579 struct ftdi_private *priv = usb_get_serial_port_data(port);
2580 char *data = urb->transfer_buffer;
2581 int i;
2582 int len;
2583 int count = 0;
2584
2585 for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
2586 len = min_t(int, urb->actual_length - i, priv->max_packet_size);
2587 count += ftdi_process_packet(port, priv, &data[i], len);
2588 }
2589
2590 if (count)
2591 tty_flip_buffer_push(&port->port);
2592 }
2593
ftdi_break_ctl(struct tty_struct * tty,int break_state)2594 static void ftdi_break_ctl(struct tty_struct *tty, int break_state)
2595 {
2596 struct usb_serial_port *port = tty->driver_data;
2597 struct ftdi_private *priv = usb_get_serial_port_data(port);
2598 u16 value;
2599
2600 /* break_state = -1 to turn on break, and 0 to turn off break */
2601 /* see drivers/char/tty_io.c to see it used */
2602 /* last_set_data_value NEVER has the break bit set in it */
2603
2604 if (break_state)
2605 value = priv->last_set_data_value | FTDI_SIO_SET_BREAK;
2606 else
2607 value = priv->last_set_data_value;
2608
2609 if (usb_control_msg(port->serial->dev,
2610 usb_sndctrlpipe(port->serial->dev, 0),
2611 FTDI_SIO_SET_DATA_REQUEST,
2612 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2613 value , priv->interface,
2614 NULL, 0, WDR_TIMEOUT) < 0) {
2615 dev_err(&port->dev, "%s FAILED to enable/disable break state (state was %d)\n",
2616 __func__, break_state);
2617 }
2618
2619 dev_dbg(&port->dev, "%s break state is %d - urb is %d\n", __func__,
2620 break_state, value);
2621
2622 }
2623
ftdi_tx_empty(struct usb_serial_port * port)2624 static bool ftdi_tx_empty(struct usb_serial_port *port)
2625 {
2626 unsigned char buf[2];
2627 int ret;
2628
2629 ret = ftdi_get_modem_status(port, buf);
2630 if (ret == 2) {
2631 if (!(buf[1] & FTDI_RS_TEMT))
2632 return false;
2633 }
2634
2635 return true;
2636 }
2637
2638 /* old_termios contains the original termios settings and tty->termios contains
2639 * the new setting to be used
2640 * WARNING: set_termios calls this with old_termios in kernel space
2641 */
ftdi_set_termios(struct tty_struct * tty,struct usb_serial_port * port,struct ktermios * old_termios)2642 static void ftdi_set_termios(struct tty_struct *tty,
2643 struct usb_serial_port *port, struct ktermios *old_termios)
2644 {
2645 struct usb_device *dev = port->serial->dev;
2646 struct device *ddev = &port->dev;
2647 struct ftdi_private *priv = usb_get_serial_port_data(port);
2648 struct ktermios *termios = &tty->termios;
2649 unsigned int cflag = termios->c_cflag;
2650 u16 value, index;
2651 int ret;
2652
2653 /* Force baud rate if this device requires it, unless it is set to
2654 B0. */
2655 if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
2656 dev_dbg(ddev, "%s: forcing baud rate for this device\n", __func__);
2657 tty_encode_baud_rate(tty, priv->force_baud,
2658 priv->force_baud);
2659 }
2660
2661 /* Force RTS-CTS if this device requires it. */
2662 if (priv->force_rtscts) {
2663 dev_dbg(ddev, "%s: forcing rtscts for this device\n", __func__);
2664 termios->c_cflag |= CRTSCTS;
2665 }
2666
2667 /*
2668 * All FTDI UART chips are limited to CS7/8. We shouldn't pretend to
2669 * support CS5/6 and revert the CSIZE setting instead.
2670 *
2671 * CS5 however is used to control some smartcard readers which abuse
2672 * this limitation to switch modes. Original FTDI chips fall back to
2673 * eight data bits.
2674 *
2675 * TODO: Implement a quirk to only allow this with mentioned
2676 * readers. One I know of (Argolis Smartreader V1)
2677 * returns "USB smartcard server" as iInterface string.
2678 * The vendor didn't bother with a custom VID/PID of
2679 * course.
2680 */
2681 if (C_CSIZE(tty) == CS6) {
2682 dev_warn(ddev, "requested CSIZE setting not supported\n");
2683
2684 termios->c_cflag &= ~CSIZE;
2685 if (old_termios)
2686 termios->c_cflag |= old_termios->c_cflag & CSIZE;
2687 else
2688 termios->c_cflag |= CS8;
2689 }
2690
2691 cflag = termios->c_cflag;
2692
2693 if (!old_termios)
2694 goto no_skip;
2695
2696 if (old_termios->c_cflag == termios->c_cflag
2697 && old_termios->c_ispeed == termios->c_ispeed
2698 && old_termios->c_ospeed == termios->c_ospeed)
2699 goto no_c_cflag_changes;
2700
2701 /* NOTE These routines can get interrupted by
2702 ftdi_sio_read_bulk_callback - need to examine what this means -
2703 don't see any problems yet */
2704
2705 if ((old_termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)) ==
2706 (termios->c_cflag & (CSIZE|PARODD|PARENB|CMSPAR|CSTOPB)))
2707 goto no_data_parity_stop_changes;
2708
2709 no_skip:
2710 /* Set number of data bits, parity, stop bits */
2711
2712 value = 0;
2713 value |= (cflag & CSTOPB ? FTDI_SIO_SET_DATA_STOP_BITS_2 :
2714 FTDI_SIO_SET_DATA_STOP_BITS_1);
2715 if (cflag & PARENB) {
2716 if (cflag & CMSPAR)
2717 value |= cflag & PARODD ?
2718 FTDI_SIO_SET_DATA_PARITY_MARK :
2719 FTDI_SIO_SET_DATA_PARITY_SPACE;
2720 else
2721 value |= cflag & PARODD ?
2722 FTDI_SIO_SET_DATA_PARITY_ODD :
2723 FTDI_SIO_SET_DATA_PARITY_EVEN;
2724 } else {
2725 value |= FTDI_SIO_SET_DATA_PARITY_NONE;
2726 }
2727 switch (cflag & CSIZE) {
2728 case CS5:
2729 dev_dbg(ddev, "Setting CS5 quirk\n");
2730 break;
2731 case CS7:
2732 value |= 7;
2733 dev_dbg(ddev, "Setting CS7\n");
2734 break;
2735 default:
2736 case CS8:
2737 value |= 8;
2738 dev_dbg(ddev, "Setting CS8\n");
2739 break;
2740 }
2741
2742 /* This is needed by the break command since it uses the same command
2743 - but is or'ed with this value */
2744 priv->last_set_data_value = value;
2745
2746 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2747 FTDI_SIO_SET_DATA_REQUEST,
2748 FTDI_SIO_SET_DATA_REQUEST_TYPE,
2749 value , priv->interface,
2750 NULL, 0, WDR_SHORT_TIMEOUT) < 0) {
2751 dev_err(ddev, "%s FAILED to set databits/stopbits/parity\n",
2752 __func__);
2753 }
2754
2755 /* Now do the baudrate */
2756 no_data_parity_stop_changes:
2757 if ((cflag & CBAUD) == B0) {
2758 /* Disable flow control */
2759 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2760 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2761 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2762 0, priv->interface,
2763 NULL, 0, WDR_TIMEOUT) < 0) {
2764 dev_err(ddev, "%s error from disable flowcontrol urb\n",
2765 __func__);
2766 }
2767 /* Drop RTS and DTR */
2768 clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2769 } else {
2770 /* set the baudrate determined before */
2771 mutex_lock(&priv->cfg_lock);
2772 if (change_speed(tty, port))
2773 dev_err(ddev, "%s urb failed to set baudrate\n", __func__);
2774 mutex_unlock(&priv->cfg_lock);
2775 /* Ensure RTS and DTR are raised when baudrate changed from 0 */
2776 if (old_termios && (old_termios->c_cflag & CBAUD) == B0)
2777 set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
2778 }
2779
2780 no_c_cflag_changes:
2781 /* Set hardware-assisted flow control */
2782 value = 0;
2783
2784 if (C_CRTSCTS(tty)) {
2785 dev_dbg(&port->dev, "enabling rts/cts flow control\n");
2786 index = FTDI_SIO_RTS_CTS_HS;
2787 } else if (I_IXON(tty)) {
2788 dev_dbg(&port->dev, "enabling xon/xoff flow control\n");
2789 index = FTDI_SIO_XON_XOFF_HS;
2790 value = STOP_CHAR(tty) << 8 | START_CHAR(tty);
2791 } else {
2792 dev_dbg(&port->dev, "disabling flow control\n");
2793 index = FTDI_SIO_DISABLE_FLOW_CTRL;
2794 }
2795
2796 index |= priv->interface;
2797
2798 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
2799 FTDI_SIO_SET_FLOW_CTRL_REQUEST,
2800 FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE,
2801 value, index, NULL, 0, WDR_TIMEOUT);
2802 if (ret < 0)
2803 dev_err(&port->dev, "failed to set flow control: %d\n", ret);
2804 }
2805
2806 /*
2807 * Get modem-control status.
2808 *
2809 * Returns the number of status bytes retrieved (device dependant), or
2810 * negative error code.
2811 */
ftdi_get_modem_status(struct usb_serial_port * port,unsigned char status[2])2812 static int ftdi_get_modem_status(struct usb_serial_port *port,
2813 unsigned char status[2])
2814 {
2815 struct ftdi_private *priv = usb_get_serial_port_data(port);
2816 unsigned char *buf;
2817 int len;
2818 int ret;
2819
2820 buf = kmalloc(2, GFP_KERNEL);
2821 if (!buf)
2822 return -ENOMEM;
2823 /*
2824 * The 8U232AM returns a two byte value (the SIO a 1 byte value) in
2825 * the same format as the data returned from the in point.
2826 */
2827 switch (priv->chip_type) {
2828 case SIO:
2829 len = 1;
2830 break;
2831 case FT8U232AM:
2832 case FT232BM:
2833 case FT2232C:
2834 case FT232RL:
2835 case FT2232H:
2836 case FT4232H:
2837 case FT232H:
2838 case FTX:
2839 len = 2;
2840 break;
2841 default:
2842 ret = -EFAULT;
2843 goto out;
2844 }
2845
2846 ret = usb_control_msg(port->serial->dev,
2847 usb_rcvctrlpipe(port->serial->dev, 0),
2848 FTDI_SIO_GET_MODEM_STATUS_REQUEST,
2849 FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE,
2850 0, priv->interface,
2851 buf, len, WDR_TIMEOUT);
2852
2853 /* NOTE: We allow short responses and handle that below. */
2854 if (ret < 1) {
2855 dev_err(&port->dev, "failed to get modem status: %d\n", ret);
2856 if (ret >= 0)
2857 ret = -EIO;
2858 ret = usb_translate_errors(ret);
2859 goto out;
2860 }
2861
2862 status[0] = buf[0];
2863 if (ret > 1)
2864 status[1] = buf[1];
2865 else
2866 status[1] = 0;
2867
2868 dev_dbg(&port->dev, "%s - 0x%02x%02x\n", __func__, status[0],
2869 status[1]);
2870 out:
2871 kfree(buf);
2872
2873 return ret;
2874 }
2875
ftdi_tiocmget(struct tty_struct * tty)2876 static int ftdi_tiocmget(struct tty_struct *tty)
2877 {
2878 struct usb_serial_port *port = tty->driver_data;
2879 struct ftdi_private *priv = usb_get_serial_port_data(port);
2880 unsigned char buf[2];
2881 int ret;
2882
2883 ret = ftdi_get_modem_status(port, buf);
2884 if (ret < 0)
2885 return ret;
2886
2887 ret = (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) |
2888 (buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) |
2889 (buf[0] & FTDI_SIO_RI_MASK ? TIOCM_RI : 0) |
2890 (buf[0] & FTDI_SIO_RLSD_MASK ? TIOCM_CD : 0) |
2891 priv->last_dtr_rts;
2892
2893 return ret;
2894 }
2895
ftdi_tiocmset(struct tty_struct * tty,unsigned int set,unsigned int clear)2896 static int ftdi_tiocmset(struct tty_struct *tty,
2897 unsigned int set, unsigned int clear)
2898 {
2899 struct usb_serial_port *port = tty->driver_data;
2900
2901 return update_mctrl(port, set, clear);
2902 }
2903
ftdi_ioctl(struct tty_struct * tty,unsigned int cmd,unsigned long arg)2904 static int ftdi_ioctl(struct tty_struct *tty,
2905 unsigned int cmd, unsigned long arg)
2906 {
2907 struct usb_serial_port *port = tty->driver_data;
2908 void __user *argp = (void __user *)arg;
2909
2910 switch (cmd) {
2911 case TIOCSERGETLSR:
2912 return get_lsr_info(port, argp);
2913 default:
2914 break;
2915 }
2916
2917 return -ENOIOCTLCMD;
2918 }
2919
2920 module_usb_serial_driver(serial_drivers, id_table_combined);
2921
2922 MODULE_AUTHOR(DRIVER_AUTHOR);
2923 MODULE_DESCRIPTION(DRIVER_DESC);
2924 MODULE_LICENSE("GPL");
2925
2926 module_param(ndi_latency_timer, int, 0644);
2927 MODULE_PARM_DESC(ndi_latency_timer, "NDI device latency timer override");
2928