Commit | Line | Data |
---|---|---|
58cfe911 | 1 | /* |
14f76cc7 | 2 | USB Driver for GSM modems |
58cfe911 MU |
3 | |
4 | Copyright (C) 2005 Matthias Urlichs <smurf@smurf.noris.de> | |
5 | ||
6 | This driver is free software; you can redistribute it and/or modify | |
7 | it under the terms of Version 2 of the GNU General Public License as | |
8 | published by the Free Software Foundation. | |
9 | ||
10 | Portions copied from the Keyspan driver by Hugh Blemings <hugh@blemings.org> | |
11 | ||
b3fdab59 | 12 | History: see the git log. |
ba460e48 MU |
13 | |
14 | Work sponsored by: Sigos GmbH, Germany <info@sigos.de> | |
15 | ||
14f76cc7 MU |
16 | This driver exists because the "normal" serial driver doesn't work too well |
17 | with GSM modems. Issues: | |
18 | - data loss -- one single Receive URB is not nearly enough | |
7c1c2f73 | 19 | - nonstandard flow (Option devices) control |
14f76cc7 MU |
20 | - controlling the baud rate doesn't make sense |
21 | ||
22 | This driver is named "option" because the most common device it's | |
23 | used for is a PC-Card (with an internal OHCI-USB interface, behind | |
24 | which the GSM interface sits), made by Option Inc. | |
25 | ||
26 | Some of the "one port" devices actually exhibit multiple USB instances | |
27 | on the USB bus. This is not a bug, these ports are used for different | |
28 | device features. | |
58cfe911 | 29 | */ |
ba460e48 | 30 | |
e37de9e0 | 31 | #define DRIVER_VERSION "v0.7.1" |
58cfe911 | 32 | #define DRIVER_AUTHOR "Matthias Urlichs <smurf@smurf.noris.de>" |
14f76cc7 | 33 | #define DRIVER_DESC "USB Driver for GSM modems" |
58cfe911 | 34 | |
58cfe911 MU |
35 | #include <linux/kernel.h> |
36 | #include <linux/jiffies.h> | |
37 | #include <linux/errno.h> | |
38 | #include <linux/tty.h> | |
39 | #include <linux/tty_flip.h> | |
40 | #include <linux/module.h> | |
59c2afa0 | 41 | #include <linux/bitops.h> |
58cfe911 | 42 | #include <linux/usb.h> |
a969888c | 43 | #include <linux/usb/serial.h> |
58cfe911 MU |
44 | |
45 | /* Function prototypes */ | |
7bb75aee AM |
46 | static int option_open(struct usb_serial_port *port, struct file *filp); |
47 | static void option_close(struct usb_serial_port *port, struct file *filp); | |
48 | static int option_startup(struct usb_serial *serial); | |
49 | static void option_shutdown(struct usb_serial *serial); | |
50 | static void option_rx_throttle(struct usb_serial_port *port); | |
51 | static void option_rx_unthrottle(struct usb_serial_port *port); | |
52 | static int option_write_room(struct usb_serial_port *port); | |
58cfe911 | 53 | |
7d12e780 | 54 | static void option_instat_callback(struct urb *urb); |
58cfe911 | 55 | |
7bb75aee AM |
56 | static int option_write(struct usb_serial_port *port, |
57 | const unsigned char *buf, int count); | |
58cfe911 | 58 | |
7bb75aee AM |
59 | static int option_chars_in_buffer(struct usb_serial_port *port); |
60 | static int option_ioctl(struct usb_serial_port *port, struct file *file, | |
61 | unsigned int cmd, unsigned long arg); | |
62 | static void option_set_termios(struct usb_serial_port *port, | |
606d099c | 63 | struct ktermios *old); |
7bb75aee AM |
64 | static void option_break_ctl(struct usb_serial_port *port, int break_state); |
65 | static int option_tiocmget(struct usb_serial_port *port, struct file *file); | |
66 | static int option_tiocmset(struct usb_serial_port *port, struct file *file, | |
67 | unsigned int set, unsigned int clear); | |
68 | static int option_send_setup(struct usb_serial_port *port); | |
58cfe911 MU |
69 | |
70 | /* Vendor and product IDs */ | |
fd978bfa GKH |
71 | #define OPTION_VENDOR_ID 0x0AF0 |
72 | #define OPTION_PRODUCT_COLT 0x5000 | |
73 | #define OPTION_PRODUCT_RICOLA 0x6000 | |
74 | #define OPTION_PRODUCT_RICOLA_LIGHT 0x6100 | |
75 | #define OPTION_PRODUCT_RICOLA_QUAD 0x6200 | |
76 | #define OPTION_PRODUCT_RICOLA_QUAD_LIGHT 0x6300 | |
77 | #define OPTION_PRODUCT_RICOLA_NDIS 0x6050 | |
78 | #define OPTION_PRODUCT_RICOLA_NDIS_LIGHT 0x6150 | |
79 | #define OPTION_PRODUCT_RICOLA_NDIS_QUAD 0x6250 | |
80 | #define OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT 0x6350 | |
81 | #define OPTION_PRODUCT_COBRA 0x6500 | |
82 | #define OPTION_PRODUCT_COBRA_BUS 0x6501 | |
83 | #define OPTION_PRODUCT_VIPER 0x6600 | |
84 | #define OPTION_PRODUCT_VIPER_BUS 0x6601 | |
85 | #define OPTION_PRODUCT_GT_MAX_READY 0x6701 | |
86 | #define OPTION_PRODUCT_GT_MAX 0x6711 | |
87 | #define OPTION_PRODUCT_FUJI_MODEM_LIGHT 0x6721 | |
88 | #define OPTION_PRODUCT_FUJI_MODEM_GT 0x6741 | |
89 | #define OPTION_PRODUCT_FUJI_MODEM_EX 0x6761 | |
90 | #define OPTION_PRODUCT_FUJI_NETWORK_LIGHT 0x6731 | |
91 | #define OPTION_PRODUCT_FUJI_NETWORK_GT 0x6751 | |
92 | #define OPTION_PRODUCT_FUJI_NETWORK_EX 0x6771 | |
93 | #define OPTION_PRODUCT_KOI_MODEM 0x6800 | |
94 | #define OPTION_PRODUCT_KOI_NETWORK 0x6811 | |
95 | #define OPTION_PRODUCT_SCORPION_MODEM 0x6901 | |
96 | #define OPTION_PRODUCT_SCORPION_NETWORK 0x6911 | |
97 | #define OPTION_PRODUCT_ETNA_MODEM 0x7001 | |
98 | #define OPTION_PRODUCT_ETNA_NETWORK 0x7011 | |
99 | #define OPTION_PRODUCT_ETNA_MODEM_LITE 0x7021 | |
100 | #define OPTION_PRODUCT_ETNA_MODEM_GT 0x7041 | |
101 | #define OPTION_PRODUCT_ETNA_MODEM_EX 0x7061 | |
102 | #define OPTION_PRODUCT_ETNA_NETWORK_LITE 0x7031 | |
103 | #define OPTION_PRODUCT_ETNA_NETWORK_GT 0x7051 | |
104 | #define OPTION_PRODUCT_ETNA_NETWORK_EX 0x7071 | |
105 | #define OPTION_PRODUCT_ETNA_KOI_MODEM 0x7100 | |
106 | #define OPTION_PRODUCT_ETNA_KOI_NETWORK 0x7111 | |
107 | ||
108 | #define HUAWEI_VENDOR_ID 0x12D1 | |
109 | #define HUAWEI_PRODUCT_E600 0x1001 | |
110 | #define HUAWEI_PRODUCT_E220 0x1003 | |
a3209a0e | 111 | #define HUAWEI_PRODUCT_E220BIS 0x1004 |
fd978bfa GKH |
112 | |
113 | #define NOVATELWIRELESS_VENDOR_ID 0x1410 | |
96443218 | 114 | #define DELL_VENDOR_ID 0x413C |
fd978bfa | 115 | |
564d61d3 DW |
116 | #define KYOCERA_VENDOR_ID 0x0c88 |
117 | #define KYOCERA_PRODUCT_KPC680 0x180a | |
118 | ||
fd978bfa | 119 | #define ANYDATA_VENDOR_ID 0x16d5 |
46269db9 AG |
120 | #define ANYDATA_PRODUCT_ADU_E100A 0x6501 |
121 | #define ANYDATA_PRODUCT_ADU_500A 0x6502 | |
58cfe911 | 122 | |
3f6e5846 LL |
123 | #define BANDRICH_VENDOR_ID 0x1A8D |
124 | #define BANDRICH_PRODUCT_C100_1 0x1002 | |
125 | #define BANDRICH_PRODUCT_C100_2 0x1003 | |
126 | ||
d726fb75 KL |
127 | #define QUALCOMM_VENDOR_ID 0x05C6 |
128 | ||
58cfe911 | 129 | static struct usb_device_id option_ids[] = { |
fd978bfa GKH |
130 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) }, |
131 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) }, | |
132 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_LIGHT) }, | |
133 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD) }, | |
134 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD_LIGHT) }, | |
135 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS) }, | |
136 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_LIGHT) }, | |
137 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD) }, | |
138 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT) }, | |
14f76cc7 | 139 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) }, |
fd978bfa GKH |
140 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA_BUS) }, |
141 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER) }, | |
142 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER_BUS) }, | |
143 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GT_MAX_READY) }, | |
144 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GT_MAX) }, | |
145 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_LIGHT) }, | |
146 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_GT) }, | |
147 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_EX) }, | |
148 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_NETWORK_LIGHT) }, | |
149 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_NETWORK_GT) }, | |
150 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_NETWORK_EX) }, | |
151 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_KOI_MODEM) }, | |
152 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_KOI_NETWORK) }, | |
153 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_SCORPION_MODEM) }, | |
154 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_SCORPION_NETWORK) }, | |
155 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM) }, | |
156 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_NETWORK) }, | |
157 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_LITE) }, | |
158 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_GT) }, | |
159 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_EX) }, | |
160 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_NETWORK_LITE) }, | |
161 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_NETWORK_GT) }, | |
162 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_NETWORK_EX) }, | |
163 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_KOI_MODEM) }, | |
164 | { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_KOI_NETWORK) }, | |
b6137383 | 165 | { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) }, |
b5ce18af JVJ |
166 | { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220, 0xff, 0xff, 0xff) }, |
167 | { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220BIS, 0xff, 0xff, 0xff) }, | |
69806d56 GKH |
168 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1100) }, /* Novatel Merlin XS620/S640 */ |
169 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1110) }, /* Novatel Merlin S620 */ | |
170 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1120) }, /* Novatel Merlin EX720 */ | |
171 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1130) }, /* Novatel Merlin S720 */ | |
172 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1400) }, /* Novatel U730 */ | |
173 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1410) }, /* Novatel U740 */ | |
174 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1420) }, /* Novatel EU870 */ | |
175 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1430) }, /* Novatel Merlin XU870 HSDPA/3G */ | |
69806d56 GKH |
176 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2100) }, /* Novatel EV620 CDMA/EV-DO */ |
177 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2110) }, /* Novatel Merlin ES620 / Merlin ES720 / Ovation U720 */ | |
178 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2130) }, /* Novatel Merlin ES620 SM Bus */ | |
179 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2410) }, /* Novatel EU740 */ | |
3657f6c0 GKH |
180 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x4100) }, /* Novatel U727 */ |
181 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x4400) }, /* Novatel MC950 */ | |
7f4a9e87 | 182 | { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x5010) }, /* Novatel U727 */ |
96443218 FL |
183 | { USB_DEVICE(DELL_VENDOR_ID, 0x8114) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite EV620 CDMA/EV-DO */ |
184 | { USB_DEVICE(DELL_VENDOR_ID, 0x8115) }, /* Dell Wireless 5500 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */ | |
185 | { USB_DEVICE(DELL_VENDOR_ID, 0x8116) }, /* Dell Wireless 5505 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */ | |
186 | { USB_DEVICE(DELL_VENDOR_ID, 0x8117) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO ExpressCard == Novatel Merlin XV620 CDMA/EV-DO */ | |
187 | { USB_DEVICE(DELL_VENDOR_ID, 0x8118) }, /* Dell Wireless 5510 Mobile Broadband HSDPA ExpressCard == Novatel Merlin XU870 HSDPA/3G */ | |
188 | { USB_DEVICE(DELL_VENDOR_ID, 0x8128) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite E720 CDMA/EV-DO */ | |
59036e94 | 189 | { USB_DEVICE(DELL_VENDOR_ID, 0x8129) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite ET620 CDMA/EV-DO */ |
aa59e053 SB |
190 | { USB_DEVICE(DELL_VENDOR_ID, 0x8133) }, /* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */ |
191 | { USB_DEVICE(DELL_VENDOR_ID, 0x8136) }, /* Dell Wireless HSDPA 5520 == Novatel Expedite EU860D */ | |
2c4cd1f1 | 192 | { USB_DEVICE(DELL_VENDOR_ID, 0x8137) }, /* Dell Wireless HSDPA 5520 */ |
46269db9 AG |
193 | { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, |
194 | { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, | |
3f6e5846 LL |
195 | { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) }, |
196 | { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) }, | |
564d61d3 | 197 | { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC680) }, |
d726fb75 | 198 | { USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */ |
14f76cc7 MU |
199 | { } /* Terminating entry */ |
200 | }; | |
58cfe911 MU |
201 | MODULE_DEVICE_TABLE(usb, option_ids); |
202 | ||
203 | static struct usb_driver option_driver = { | |
58cfe911 MU |
204 | .name = "option", |
205 | .probe = usb_serial_probe, | |
206 | .disconnect = usb_serial_disconnect, | |
207 | .id_table = option_ids, | |
ba9dc657 | 208 | .no_dynamic_id = 1, |
58cfe911 MU |
209 | }; |
210 | ||
c30fe7f7 | 211 | /* The card has three separate interfaces, which the serial driver |
58cfe911 MU |
212 | * recognizes separately, thus num_port=1. |
213 | */ | |
14f76cc7 MU |
214 | |
215 | static struct usb_serial_driver option_1port_device = { | |
216 | .driver = { | |
217 | .owner = THIS_MODULE, | |
02b2ac5b | 218 | .name = "option1", |
14f76cc7 MU |
219 | }, |
220 | .description = "GSM modem (1-port)", | |
d9b1b787 | 221 | .usb_driver = &option_driver, |
b656b2cb | 222 | .id_table = option_ids, |
ba460e48 MU |
223 | .num_interrupt_in = NUM_DONT_CARE, |
224 | .num_bulk_in = NUM_DONT_CARE, | |
225 | .num_bulk_out = NUM_DONT_CARE, | |
14f76cc7 | 226 | .num_ports = 1, |
ba460e48 MU |
227 | .open = option_open, |
228 | .close = option_close, | |
229 | .write = option_write, | |
230 | .write_room = option_write_room, | |
231 | .chars_in_buffer = option_chars_in_buffer, | |
232 | .throttle = option_rx_throttle, | |
233 | .unthrottle = option_rx_unthrottle, | |
234 | .ioctl = option_ioctl, | |
235 | .set_termios = option_set_termios, | |
236 | .break_ctl = option_break_ctl, | |
237 | .tiocmget = option_tiocmget, | |
238 | .tiocmset = option_tiocmset, | |
239 | .attach = option_startup, | |
240 | .shutdown = option_shutdown, | |
241 | .read_int_callback = option_instat_callback, | |
58cfe911 MU |
242 | }; |
243 | ||
ba460e48 | 244 | #ifdef CONFIG_USB_DEBUG |
58cfe911 | 245 | static int debug; |
ba460e48 MU |
246 | #else |
247 | #define debug 0 | |
248 | #endif | |
249 | ||
58cfe911 MU |
250 | /* per port private data */ |
251 | ||
ba460e48 MU |
252 | #define N_IN_URB 4 |
253 | #define N_OUT_URB 1 | |
b27c73dc | 254 | #define IN_BUFLEN 4096 |
ba460e48 | 255 | #define OUT_BUFLEN 128 |
58cfe911 MU |
256 | |
257 | struct option_port_private { | |
258 | /* Input endpoints and buffer for this port */ | |
ba460e48 | 259 | struct urb *in_urbs[N_IN_URB]; |
2129c4e1 | 260 | u8 *in_buffer[N_IN_URB]; |
58cfe911 | 261 | /* Output endpoints and buffer for this port */ |
ba460e48 | 262 | struct urb *out_urbs[N_OUT_URB]; |
2129c4e1 | 263 | u8 *out_buffer[N_OUT_URB]; |
59c2afa0 | 264 | unsigned long out_busy; /* Bit vector of URBs in use */ |
58cfe911 MU |
265 | |
266 | /* Settings for the port */ | |
ba460e48 MU |
267 | int rts_state; /* Handshaking pins (outputs) */ |
268 | int dtr_state; | |
269 | int cts_state; /* Handshaking pins (inputs) */ | |
270 | int dsr_state; | |
271 | int dcd_state; | |
272 | int ri_state; | |
273 | ||
274 | unsigned long tx_start_time[N_OUT_URB]; | |
58cfe911 MU |
275 | }; |
276 | ||
58cfe911 | 277 | /* Functions used by new usb-serial code. */ |
7bb75aee | 278 | static int __init option_init(void) |
58cfe911 MU |
279 | { |
280 | int retval; | |
14f76cc7 MU |
281 | retval = usb_serial_register(&option_1port_device); |
282 | if (retval) | |
283 | goto failed_1port_device_register; | |
58cfe911 MU |
284 | retval = usb_register(&option_driver); |
285 | if (retval) | |
286 | goto failed_driver_register; | |
287 | ||
288 | info(DRIVER_DESC ": " DRIVER_VERSION); | |
289 | ||
290 | return 0; | |
291 | ||
292 | failed_driver_register: | |
14f76cc7 MU |
293 | usb_serial_deregister (&option_1port_device); |
294 | failed_1port_device_register: | |
58cfe911 MU |
295 | return retval; |
296 | } | |
297 | ||
7bb75aee | 298 | static void __exit option_exit(void) |
58cfe911 MU |
299 | { |
300 | usb_deregister (&option_driver); | |
14f76cc7 | 301 | usb_serial_deregister (&option_1port_device); |
58cfe911 MU |
302 | } |
303 | ||
304 | module_init(option_init); | |
305 | module_exit(option_exit); | |
306 | ||
7bb75aee | 307 | static void option_rx_throttle(struct usb_serial_port *port) |
58cfe911 MU |
308 | { |
309 | dbg("%s", __FUNCTION__); | |
310 | } | |
311 | ||
7bb75aee | 312 | static void option_rx_unthrottle(struct usb_serial_port *port) |
58cfe911 MU |
313 | { |
314 | dbg("%s", __FUNCTION__); | |
315 | } | |
316 | ||
7bb75aee | 317 | static void option_break_ctl(struct usb_serial_port *port, int break_state) |
58cfe911 MU |
318 | { |
319 | /* Unfortunately, I don't know how to send a break */ | |
ba460e48 | 320 | dbg("%s", __FUNCTION__); |
58cfe911 MU |
321 | } |
322 | ||
7bb75aee | 323 | static void option_set_termios(struct usb_serial_port *port, |
606d099c | 324 | struct ktermios *old_termios) |
58cfe911 MU |
325 | { |
326 | dbg("%s", __FUNCTION__); | |
e650d8ae AC |
327 | /* Doesn't support option setting */ |
328 | tty_termios_copy_hw(port->tty->termios, old_termios); | |
58cfe911 MU |
329 | option_send_setup(port); |
330 | } | |
331 | ||
7bb75aee | 332 | static int option_tiocmget(struct usb_serial_port *port, struct file *file) |
58cfe911 | 333 | { |
ba460e48 MU |
334 | unsigned int value; |
335 | struct option_port_private *portdata; | |
58cfe911 MU |
336 | |
337 | portdata = usb_get_serial_port_data(port); | |
338 | ||
339 | value = ((portdata->rts_state) ? TIOCM_RTS : 0) | | |
340 | ((portdata->dtr_state) ? TIOCM_DTR : 0) | | |
341 | ((portdata->cts_state) ? TIOCM_CTS : 0) | | |
342 | ((portdata->dsr_state) ? TIOCM_DSR : 0) | | |
343 | ((portdata->dcd_state) ? TIOCM_CAR : 0) | | |
344 | ((portdata->ri_state) ? TIOCM_RNG : 0); | |
345 | ||
346 | return value; | |
347 | } | |
348 | ||
7bb75aee AM |
349 | static int option_tiocmset(struct usb_serial_port *port, struct file *file, |
350 | unsigned int set, unsigned int clear) | |
58cfe911 | 351 | { |
ba460e48 | 352 | struct option_port_private *portdata; |
58cfe911 MU |
353 | |
354 | portdata = usb_get_serial_port_data(port); | |
355 | ||
356 | if (set & TIOCM_RTS) | |
357 | portdata->rts_state = 1; | |
358 | if (set & TIOCM_DTR) | |
359 | portdata->dtr_state = 1; | |
360 | ||
361 | if (clear & TIOCM_RTS) | |
362 | portdata->rts_state = 0; | |
363 | if (clear & TIOCM_DTR) | |
364 | portdata->dtr_state = 0; | |
365 | return option_send_setup(port); | |
366 | } | |
367 | ||
7bb75aee AM |
368 | static int option_ioctl(struct usb_serial_port *port, struct file *file, |
369 | unsigned int cmd, unsigned long arg) | |
58cfe911 MU |
370 | { |
371 | return -ENOIOCTLCMD; | |
372 | } | |
373 | ||
374 | /* Write */ | |
7bb75aee AM |
375 | static int option_write(struct usb_serial_port *port, |
376 | const unsigned char *buf, int count) | |
58cfe911 | 377 | { |
ba460e48 MU |
378 | struct option_port_private *portdata; |
379 | int i; | |
380 | int left, todo; | |
381 | struct urb *this_urb = NULL; /* spurious */ | |
382 | int err; | |
58cfe911 MU |
383 | |
384 | portdata = usb_get_serial_port_data(port); | |
385 | ||
386 | dbg("%s: write (%d chars)", __FUNCTION__, count); | |
387 | ||
58cfe911 MU |
388 | i = 0; |
389 | left = count; | |
ba460e48 | 390 | for (i=0; left > 0 && i < N_OUT_URB; i++) { |
58cfe911 MU |
391 | todo = left; |
392 | if (todo > OUT_BUFLEN) | |
393 | todo = OUT_BUFLEN; | |
394 | ||
ba460e48 | 395 | this_urb = portdata->out_urbs[i]; |
59c2afa0 | 396 | if (test_and_set_bit(i, &portdata->out_busy)) { |
7bb75aee AM |
397 | if (time_before(jiffies, |
398 | portdata->tx_start_time[i] + 10 * HZ)) | |
58cfe911 | 399 | continue; |
58cfe911 | 400 | usb_unlink_urb(this_urb); |
ba460e48 | 401 | continue; |
58cfe911 | 402 | } |
ba460e48 | 403 | if (this_urb->status != 0) |
7bb75aee AM |
404 | dbg("usb_write %p failed (err=%d)", |
405 | this_urb, this_urb->status); | |
58cfe911 | 406 | |
7bb75aee AM |
407 | dbg("%s: endpoint %d buf %d", __FUNCTION__, |
408 | usb_pipeendpoint(this_urb->pipe), i); | |
58cfe911 | 409 | |
ba460e48 | 410 | /* send the data */ |
58cfe911 | 411 | memcpy (this_urb->transfer_buffer, buf, todo); |
58cfe911 MU |
412 | this_urb->transfer_buffer_length = todo; |
413 | ||
58cfe911 MU |
414 | this_urb->dev = port->serial->dev; |
415 | err = usb_submit_urb(this_urb, GFP_ATOMIC); | |
416 | if (err) { | |
7bb75aee AM |
417 | dbg("usb_submit_urb %p (write bulk) failed " |
418 | "(%d, has %d)", this_urb, | |
419 | err, this_urb->status); | |
59c2afa0 | 420 | clear_bit(i, &portdata->out_busy); |
58cfe911 MU |
421 | continue; |
422 | } | |
423 | portdata->tx_start_time[i] = jiffies; | |
424 | buf += todo; | |
425 | left -= todo; | |
426 | } | |
427 | ||
428 | count -= left; | |
58cfe911 MU |
429 | dbg("%s: wrote (did %d)", __FUNCTION__, count); |
430 | return count; | |
431 | } | |
432 | ||
7d12e780 | 433 | static void option_indat_callback(struct urb *urb) |
58cfe911 | 434 | { |
33f0f88f | 435 | int err; |
58cfe911 MU |
436 | int endpoint; |
437 | struct usb_serial_port *port; | |
438 | struct tty_struct *tty; | |
439 | unsigned char *data = urb->transfer_buffer; | |
d6977b51 | 440 | int status = urb->status; |
58cfe911 MU |
441 | |
442 | dbg("%s: %p", __FUNCTION__, urb); | |
443 | ||
444 | endpoint = usb_pipeendpoint(urb->pipe); | |
445 | port = (struct usb_serial_port *) urb->context; | |
446 | ||
d6977b51 | 447 | if (status) { |
58cfe911 | 448 | dbg("%s: nonzero status: %d on endpoint %02x.", |
d6977b51 | 449 | __FUNCTION__, status, endpoint); |
58cfe911 MU |
450 | } else { |
451 | tty = port->tty; | |
452 | if (urb->actual_length) { | |
33f0f88f AC |
453 | tty_buffer_request_room(tty, urb->actual_length); |
454 | tty_insert_flip_string(tty, data, urb->actual_length); | |
58cfe911 MU |
455 | tty_flip_buffer_push(tty); |
456 | } else { | |
457 | dbg("%s: empty read urb received", __FUNCTION__); | |
458 | } | |
459 | ||
460 | /* Resubmit urb so we continue receiving */ | |
d6977b51 | 461 | if (port->open_count && status != -ESHUTDOWN) { |
58cfe911 MU |
462 | err = usb_submit_urb(urb, GFP_ATOMIC); |
463 | if (err) | |
7bb75aee AM |
464 | printk(KERN_ERR "%s: resubmit read urb failed. " |
465 | "(%d)", __FUNCTION__, err); | |
58cfe911 MU |
466 | } |
467 | } | |
468 | return; | |
469 | } | |
470 | ||
7d12e780 | 471 | static void option_outdat_callback(struct urb *urb) |
58cfe911 MU |
472 | { |
473 | struct usb_serial_port *port; | |
59c2afa0 AS |
474 | struct option_port_private *portdata; |
475 | int i; | |
58cfe911 MU |
476 | |
477 | dbg("%s", __FUNCTION__); | |
478 | ||
479 | port = (struct usb_serial_port *) urb->context; | |
480 | ||
cf2c7481 | 481 | usb_serial_port_softint(port); |
59c2afa0 AS |
482 | |
483 | portdata = usb_get_serial_port_data(port); | |
484 | for (i = 0; i < N_OUT_URB; ++i) { | |
485 | if (portdata->out_urbs[i] == urb) { | |
486 | smp_mb__before_clear_bit(); | |
487 | clear_bit(i, &portdata->out_busy); | |
488 | break; | |
489 | } | |
490 | } | |
58cfe911 MU |
491 | } |
492 | ||
7d12e780 | 493 | static void option_instat_callback(struct urb *urb) |
58cfe911 MU |
494 | { |
495 | int err; | |
d6977b51 | 496 | int status = urb->status; |
58cfe911 MU |
497 | struct usb_serial_port *port = (struct usb_serial_port *) urb->context; |
498 | struct option_port_private *portdata = usb_get_serial_port_data(port); | |
499 | struct usb_serial *serial = port->serial; | |
500 | ||
501 | dbg("%s", __FUNCTION__); | |
502 | dbg("%s: urb %p port %p has data %p", __FUNCTION__,urb,port,portdata); | |
503 | ||
d6977b51 | 504 | if (status == 0) { |
58cfe911 MU |
505 | struct usb_ctrlrequest *req_pkt = |
506 | (struct usb_ctrlrequest *)urb->transfer_buffer; | |
507 | ||
508 | if (!req_pkt) { | |
509 | dbg("%s: NULL req_pkt\n", __FUNCTION__); | |
510 | return; | |
511 | } | |
7bb75aee AM |
512 | if ((req_pkt->bRequestType == 0xA1) && |
513 | (req_pkt->bRequest == 0x20)) { | |
58cfe911 MU |
514 | int old_dcd_state; |
515 | unsigned char signals = *((unsigned char *) | |
7bb75aee AM |
516 | urb->transfer_buffer + |
517 | sizeof(struct usb_ctrlrequest)); | |
58cfe911 MU |
518 | |
519 | dbg("%s: signal x%x", __FUNCTION__, signals); | |
520 | ||
521 | old_dcd_state = portdata->dcd_state; | |
522 | portdata->cts_state = 1; | |
523 | portdata->dcd_state = ((signals & 0x01) ? 1 : 0); | |
524 | portdata->dsr_state = ((signals & 0x02) ? 1 : 0); | |
525 | portdata->ri_state = ((signals & 0x08) ? 1 : 0); | |
526 | ||
7bb75aee AM |
527 | if (port->tty && !C_CLOCAL(port->tty) && |
528 | old_dcd_state && !portdata->dcd_state) | |
58cfe911 | 529 | tty_hangup(port->tty); |
7bb75aee AM |
530 | } else { |
531 | dbg("%s: type %x req %x", __FUNCTION__, | |
532 | req_pkt->bRequestType,req_pkt->bRequest); | |
533 | } | |
58cfe911 | 534 | } else |
d6977b51 | 535 | dbg("%s: error %d", __FUNCTION__, status); |
58cfe911 MU |
536 | |
537 | /* Resubmit urb so we continue receiving IRQ data */ | |
d6977b51 | 538 | if (status != -ESHUTDOWN) { |
58cfe911 MU |
539 | urb->dev = serial->dev; |
540 | err = usb_submit_urb(urb, GFP_ATOMIC); | |
541 | if (err) | |
7bb75aee AM |
542 | dbg("%s: resubmit intr urb failed. (%d)", |
543 | __FUNCTION__, err); | |
58cfe911 MU |
544 | } |
545 | } | |
546 | ||
7bb75aee | 547 | static int option_write_room(struct usb_serial_port *port) |
58cfe911 MU |
548 | { |
549 | struct option_port_private *portdata; | |
550 | int i; | |
551 | int data_len = 0; | |
552 | struct urb *this_urb; | |
553 | ||
554 | portdata = usb_get_serial_port_data(port); | |
555 | ||
ba460e48 | 556 | for (i=0; i < N_OUT_URB; i++) { |
58cfe911 | 557 | this_urb = portdata->out_urbs[i]; |
59c2afa0 | 558 | if (this_urb && !test_bit(i, &portdata->out_busy)) |
58cfe911 | 559 | data_len += OUT_BUFLEN; |
ba460e48 | 560 | } |
58cfe911 MU |
561 | |
562 | dbg("%s: %d", __FUNCTION__, data_len); | |
563 | return data_len; | |
564 | } | |
565 | ||
7bb75aee | 566 | static int option_chars_in_buffer(struct usb_serial_port *port) |
58cfe911 MU |
567 | { |
568 | struct option_port_private *portdata; | |
569 | int i; | |
570 | int data_len = 0; | |
571 | struct urb *this_urb; | |
572 | ||
573 | portdata = usb_get_serial_port_data(port); | |
574 | ||
ba460e48 | 575 | for (i=0; i < N_OUT_URB; i++) { |
58cfe911 | 576 | this_urb = portdata->out_urbs[i]; |
59c2afa0 | 577 | if (this_urb && test_bit(i, &portdata->out_busy)) |
58cfe911 | 578 | data_len += this_urb->transfer_buffer_length; |
ba460e48 | 579 | } |
58cfe911 MU |
580 | dbg("%s: %d", __FUNCTION__, data_len); |
581 | return data_len; | |
582 | } | |
583 | ||
7bb75aee | 584 | static int option_open(struct usb_serial_port *port, struct file *filp) |
58cfe911 | 585 | { |
ba460e48 MU |
586 | struct option_port_private *portdata; |
587 | struct usb_serial *serial = port->serial; | |
588 | int i, err; | |
589 | struct urb *urb; | |
58cfe911 MU |
590 | |
591 | portdata = usb_get_serial_port_data(port); | |
592 | ||
593 | dbg("%s", __FUNCTION__); | |
594 | ||
595 | /* Set some sane defaults */ | |
596 | portdata->rts_state = 1; | |
597 | portdata->dtr_state = 1; | |
598 | ||
599 | /* Reset low level data toggle and start reading from endpoints */ | |
600 | for (i = 0; i < N_IN_URB; i++) { | |
601 | urb = portdata->in_urbs[i]; | |
602 | if (! urb) | |
603 | continue; | |
604 | if (urb->dev != serial->dev) { | |
7bb75aee AM |
605 | dbg("%s: dev %p != %p", __FUNCTION__, |
606 | urb->dev, serial->dev); | |
58cfe911 MU |
607 | continue; |
608 | } | |
609 | ||
7bb75aee AM |
610 | /* |
611 | * make sure endpoint data toggle is synchronized with the | |
612 | * device | |
613 | */ | |
58cfe911 MU |
614 | usb_clear_halt(urb->dev, urb->pipe); |
615 | ||
616 | err = usb_submit_urb(urb, GFP_KERNEL); | |
617 | if (err) { | |
7bb75aee AM |
618 | dbg("%s: submit urb %d failed (%d) %d", |
619 | __FUNCTION__, i, err, | |
58cfe911 MU |
620 | urb->transfer_buffer_length); |
621 | } | |
622 | } | |
623 | ||
624 | /* Reset low level data toggle on out endpoints */ | |
625 | for (i = 0; i < N_OUT_URB; i++) { | |
626 | urb = portdata->out_urbs[i]; | |
627 | if (! urb) | |
628 | continue; | |
629 | urb->dev = serial->dev; | |
7bb75aee AM |
630 | /* usb_settoggle(urb->dev, usb_pipeendpoint(urb->pipe), |
631 | usb_pipeout(urb->pipe), 0); */ | |
58cfe911 MU |
632 | } |
633 | ||
634 | port->tty->low_latency = 1; | |
635 | ||
636 | option_send_setup(port); | |
637 | ||
638 | return (0); | |
639 | } | |
640 | ||
7bb75aee | 641 | static void option_close(struct usb_serial_port *port, struct file *filp) |
58cfe911 | 642 | { |
ba460e48 MU |
643 | int i; |
644 | struct usb_serial *serial = port->serial; | |
645 | struct option_port_private *portdata; | |
58cfe911 MU |
646 | |
647 | dbg("%s", __FUNCTION__); | |
648 | portdata = usb_get_serial_port_data(port); | |
649 | ||
650 | portdata->rts_state = 0; | |
651 | portdata->dtr_state = 0; | |
652 | ||
653 | if (serial->dev) { | |
e33fe4d8 ON |
654 | mutex_lock(&serial->disc_mutex); |
655 | if (!serial->disconnected) | |
656 | option_send_setup(port); | |
657 | mutex_unlock(&serial->disc_mutex); | |
58cfe911 MU |
658 | |
659 | /* Stop reading/writing urbs */ | |
660 | for (i = 0; i < N_IN_URB; i++) | |
7d28e74b | 661 | usb_kill_urb(portdata->in_urbs[i]); |
58cfe911 | 662 | for (i = 0; i < N_OUT_URB; i++) |
7d28e74b | 663 | usb_kill_urb(portdata->out_urbs[i]); |
58cfe911 MU |
664 | } |
665 | port->tty = NULL; | |
666 | } | |
667 | ||
58cfe911 | 668 | /* Helper functions used by option_setup_urbs */ |
7bb75aee AM |
669 | static struct urb *option_setup_urb(struct usb_serial *serial, int endpoint, |
670 | int dir, void *ctx, char *buf, int len, | |
7d12e780 | 671 | void (*callback)(struct urb *)) |
58cfe911 MU |
672 | { |
673 | struct urb *urb; | |
674 | ||
675 | if (endpoint == -1) | |
676 | return NULL; /* endpoint not needed */ | |
677 | ||
678 | urb = usb_alloc_urb(0, GFP_KERNEL); /* No ISO */ | |
679 | if (urb == NULL) { | |
680 | dbg("%s: alloc for endpoint %d failed.", __FUNCTION__, endpoint); | |
681 | return NULL; | |
682 | } | |
683 | ||
684 | /* Fill URB using supplied data. */ | |
685 | usb_fill_bulk_urb(urb, serial->dev, | |
686 | usb_sndbulkpipe(serial->dev, endpoint) | dir, | |
687 | buf, len, callback, ctx); | |
688 | ||
689 | return urb; | |
690 | } | |
691 | ||
692 | /* Setup urbs */ | |
7bb75aee | 693 | static void option_setup_urbs(struct usb_serial *serial) |
58cfe911 | 694 | { |
14f76cc7 | 695 | int i,j; |
ba460e48 MU |
696 | struct usb_serial_port *port; |
697 | struct option_port_private *portdata; | |
58cfe911 MU |
698 | |
699 | dbg("%s", __FUNCTION__); | |
700 | ||
14f76cc7 MU |
701 | for (i = 0; i < serial->num_ports; i++) { |
702 | port = serial->port[i]; | |
703 | portdata = usb_get_serial_port_data(port); | |
58cfe911 MU |
704 | |
705 | /* Do indat endpoints first */ | |
14f76cc7 MU |
706 | for (j = 0; j < N_IN_URB; ++j) { |
707 | portdata->in_urbs[j] = option_setup_urb (serial, | |
708 | port->bulk_in_endpointAddress, USB_DIR_IN, port, | |
709 | portdata->in_buffer[j], IN_BUFLEN, option_indat_callback); | |
710 | } | |
58cfe911 | 711 | |
14f76cc7 MU |
712 | /* outdat endpoints */ |
713 | for (j = 0; j < N_OUT_URB; ++j) { | |
714 | portdata->out_urbs[j] = option_setup_urb (serial, | |
715 | port->bulk_out_endpointAddress, USB_DIR_OUT, port, | |
716 | portdata->out_buffer[j], OUT_BUFLEN, option_outdat_callback); | |
717 | } | |
58cfe911 MU |
718 | } |
719 | } | |
720 | ||
7bb75aee | 721 | static int option_send_setup(struct usb_serial_port *port) |
58cfe911 MU |
722 | { |
723 | struct usb_serial *serial = port->serial; | |
724 | struct option_port_private *portdata; | |
725 | ||
726 | dbg("%s", __FUNCTION__); | |
727 | ||
8c152713 MAA |
728 | if (port->number != 0) |
729 | return 0; | |
730 | ||
58cfe911 MU |
731 | portdata = usb_get_serial_port_data(port); |
732 | ||
733 | if (port->tty) { | |
734 | int val = 0; | |
735 | if (portdata->dtr_state) | |
736 | val |= 0x01; | |
737 | if (portdata->rts_state) | |
738 | val |= 0x02; | |
739 | ||
7bb75aee AM |
740 | return usb_control_msg(serial->dev, |
741 | usb_rcvctrlpipe(serial->dev, 0), | |
742 | 0x22,0x21,val,0,NULL,0,USB_CTRL_SET_TIMEOUT); | |
58cfe911 MU |
743 | } |
744 | ||
745 | return 0; | |
746 | } | |
747 | ||
7bb75aee | 748 | static int option_startup(struct usb_serial *serial) |
58cfe911 | 749 | { |
2129c4e1 | 750 | int i, j, err; |
ba460e48 MU |
751 | struct usb_serial_port *port; |
752 | struct option_port_private *portdata; | |
2129c4e1 | 753 | u8 *buffer; |
58cfe911 MU |
754 | |
755 | dbg("%s", __FUNCTION__); | |
756 | ||
757 | /* Now setup per port private data */ | |
758 | for (i = 0; i < serial->num_ports; i++) { | |
759 | port = serial->port[i]; | |
80b6ca48 | 760 | portdata = kzalloc(sizeof(*portdata), GFP_KERNEL); |
58cfe911 | 761 | if (!portdata) { |
7bb75aee AM |
762 | dbg("%s: kmalloc for option_port_private (%d) failed!.", |
763 | __FUNCTION__, i); | |
58cfe911 MU |
764 | return (1); |
765 | } | |
58cfe911 | 766 | |
2129c4e1 ON |
767 | for (j = 0; j < N_IN_URB; j++) { |
768 | buffer = (u8 *)__get_free_page(GFP_KERNEL); | |
769 | if (!buffer) | |
770 | goto bail_out_error; | |
771 | portdata->in_buffer[j] = buffer; | |
772 | } | |
773 | ||
774 | for (j = 0; j < N_OUT_URB; j++) { | |
775 | buffer = kmalloc(OUT_BUFLEN, GFP_KERNEL); | |
776 | if (!buffer) | |
777 | goto bail_out_error2; | |
778 | portdata->out_buffer[j] = buffer; | |
779 | } | |
780 | ||
58cfe911 MU |
781 | usb_set_serial_port_data(port, portdata); |
782 | ||
783 | if (! port->interrupt_in_urb) | |
784 | continue; | |
785 | err = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); | |
786 | if (err) | |
7bb75aee AM |
787 | dbg("%s: submit irq_in urb failed %d", |
788 | __FUNCTION__, err); | |
58cfe911 MU |
789 | } |
790 | ||
791 | option_setup_urbs(serial); | |
792 | ||
793 | return (0); | |
2129c4e1 ON |
794 | |
795 | bail_out_error2: | |
796 | for (j = 0; j < N_OUT_URB; j++) | |
797 | kfree(portdata->out_buffer[j]); | |
798 | bail_out_error: | |
799 | for (j = 0; j < N_IN_URB; j++) | |
800 | if (portdata->in_buffer[j]) | |
801 | free_page((unsigned long)portdata->in_buffer[j]); | |
802 | kfree(portdata); | |
803 | return 1; | |
58cfe911 MU |
804 | } |
805 | ||
7bb75aee | 806 | static void option_shutdown(struct usb_serial *serial) |
58cfe911 | 807 | { |
ba460e48 MU |
808 | int i, j; |
809 | struct usb_serial_port *port; | |
810 | struct option_port_private *portdata; | |
58cfe911 MU |
811 | |
812 | dbg("%s", __FUNCTION__); | |
813 | ||
814 | /* Stop reading/writing urbs */ | |
815 | for (i = 0; i < serial->num_ports; ++i) { | |
816 | port = serial->port[i]; | |
817 | portdata = usb_get_serial_port_data(port); | |
818 | for (j = 0; j < N_IN_URB; j++) | |
7d28e74b | 819 | usb_kill_urb(portdata->in_urbs[j]); |
58cfe911 | 820 | for (j = 0; j < N_OUT_URB; j++) |
7d28e74b | 821 | usb_kill_urb(portdata->out_urbs[j]); |
58cfe911 MU |
822 | } |
823 | ||
824 | /* Now free them */ | |
825 | for (i = 0; i < serial->num_ports; ++i) { | |
826 | port = serial->port[i]; | |
827 | portdata = usb_get_serial_port_data(port); | |
828 | ||
829 | for (j = 0; j < N_IN_URB; j++) { | |
830 | if (portdata->in_urbs[j]) { | |
831 | usb_free_urb(portdata->in_urbs[j]); | |
2129c4e1 | 832 | free_page((unsigned long)portdata->in_buffer[j]); |
58cfe911 MU |
833 | portdata->in_urbs[j] = NULL; |
834 | } | |
835 | } | |
836 | for (j = 0; j < N_OUT_URB; j++) { | |
837 | if (portdata->out_urbs[j]) { | |
838 | usb_free_urb(portdata->out_urbs[j]); | |
2129c4e1 | 839 | kfree(portdata->out_buffer[j]); |
58cfe911 MU |
840 | portdata->out_urbs[j] = NULL; |
841 | } | |
842 | } | |
843 | } | |
844 | ||
845 | /* Now free per port private data */ | |
846 | for (i = 0; i < serial->num_ports; i++) { | |
847 | port = serial->port[i]; | |
848 | kfree(usb_get_serial_port_data(port)); | |
849 | } | |
850 | } | |
851 | ||
852 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
853 | MODULE_DESCRIPTION(DRIVER_DESC); | |
854 | MODULE_VERSION(DRIVER_VERSION); | |
855 | MODULE_LICENSE("GPL"); | |
856 | ||
ba460e48 | 857 | #ifdef CONFIG_USB_DEBUG |
58cfe911 MU |
858 | module_param(debug, bool, S_IRUGO | S_IWUSR); |
859 | MODULE_PARM_DESC(debug, "Debug messages"); | |
ba460e48 | 860 | #endif |
58cfe911 | 861 |