Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * USB HandSpring Visor, Palm m50x, and Sony Clie driver | |
3 | * (supports all of the Palm OS USB devices) | |
4 | * | |
5 | * Copyright (C) 1999 - 2004 | |
6 | * Greg Kroah-Hartman (greg@kroah.com) | |
7 | * | |
4d0dce3e GKH |
8 | * This program is free software; you can redistribute it and/or |
9 | * modify it under the terms of the GNU General Public License version | |
10 | * 2 as published by the Free Software Foundation. | |
1da177e4 | 11 | * |
d60d4396 AC |
12 | * See Documentation/usb/usb-serial.txt for more information on using this |
13 | * driver | |
1da177e4 | 14 | * |
1da177e4 LT |
15 | */ |
16 | ||
1da177e4 LT |
17 | #include <linux/kernel.h> |
18 | #include <linux/errno.h> | |
19 | #include <linux/init.h> | |
20 | #include <linux/slab.h> | |
21 | #include <linux/tty.h> | |
22 | #include <linux/tty_driver.h> | |
23 | #include <linux/tty_flip.h> | |
24 | #include <linux/module.h> | |
25 | #include <linux/moduleparam.h> | |
26 | #include <linux/spinlock.h> | |
d60d4396 | 27 | #include <linux/uaccess.h> |
1da177e4 | 28 | #include <linux/usb.h> |
a969888c | 29 | #include <linux/usb/serial.h> |
1da177e4 LT |
30 | #include "visor.h" |
31 | ||
32 | /* | |
33 | * Version Information | |
34 | */ | |
1da177e4 LT |
35 | #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>" |
36 | #define DRIVER_DESC "USB HandSpring Visor / Palm OS driver" | |
37 | ||
38 | /* function prototypes for a handspring visor */ | |
d60d4396 AC |
39 | static int visor_open(struct tty_struct *tty, struct usb_serial_port *port, |
40 | struct file *filp); | |
335f8514 | 41 | static void visor_close(struct usb_serial_port *port); |
d60d4396 AC |
42 | static int visor_write(struct tty_struct *tty, struct usb_serial_port *port, |
43 | const unsigned char *buf, int count); | |
44 | static int visor_write_room(struct tty_struct *tty); | |
45 | static void visor_throttle(struct tty_struct *tty); | |
46 | static void visor_unthrottle(struct tty_struct *tty); | |
47 | static int visor_probe(struct usb_serial *serial, | |
48 | const struct usb_device_id *id); | |
1da177e4 | 49 | static int visor_calc_num_ports(struct usb_serial *serial); |
f9c99bb8 | 50 | static void visor_release(struct usb_serial *serial); |
d60d4396 AC |
51 | static void visor_write_bulk_callback(struct urb *urb); |
52 | static void visor_read_bulk_callback(struct urb *urb); | |
53 | static void visor_read_int_callback(struct urb *urb); | |
54 | static int clie_3_5_startup(struct usb_serial *serial); | |
55 | static int treo_attach(struct usb_serial *serial); | |
56 | static int clie_5_attach(struct usb_serial *serial); | |
57 | static int palm_os_3_probe(struct usb_serial *serial, | |
58 | const struct usb_device_id *id); | |
59 | static int palm_os_4_probe(struct usb_serial *serial, | |
60 | const struct usb_device_id *id); | |
1da177e4 LT |
61 | |
62 | /* Parameters that may be passed into the module. */ | |
63 | static int debug; | |
64 | static __u16 vendor; | |
65 | static __u16 product; | |
66 | ||
67 | static struct usb_device_id id_table [] = { | |
68 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID), | |
69 | .driver_info = (kernel_ulong_t)&palm_os_3_probe }, | |
70 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO_ID), | |
71 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
72 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID), | |
73 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
04d52461 HS |
74 | { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID), |
75 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
1da177e4 LT |
76 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID), |
77 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
78 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID), | |
79 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
80 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M515_ID), | |
81 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
82 | { USB_DEVICE(PALM_VENDOR_ID, PALM_I705_ID), | |
83 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
84 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M100_ID), | |
85 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
86 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M125_ID), | |
87 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
88 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M130_ID), | |
89 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
90 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_T_ID), | |
91 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
ac21e9ff | 92 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO_650), |
93 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
1da177e4 LT |
94 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_Z_ID), |
95 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
1da177e4 LT |
96 | { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE_ID), |
97 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
98 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_0_ID), | |
99 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
100 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_S360_ID), | |
101 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
102 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_1_ID), | |
103 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
104 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NX60_ID), | |
105 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
106 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NZ90V_ID), | |
107 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
108 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_TJ25_ID), | |
109 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
c8ba84a0 MA |
110 | { USB_DEVICE(ACER_VENDOR_ID, ACER_S10_ID), |
111 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
d60d4396 | 112 | { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID), |
1da177e4 | 113 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, |
d60d4396 | 114 | { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID), |
1da177e4 | 115 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, |
115c1ce5 LB |
116 | { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAVE_ZODIAC_ID), |
117 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
d60d4396 | 118 | { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_IQUE_3600_ID), |
1da177e4 LT |
119 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, |
120 | { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_MEZ1000_ID), | |
121 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
122 | { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_7135_ID), | |
123 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
124 | { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID), | |
125 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
126 | { }, /* optional parameter entry */ | |
127 | { } /* Terminating entry */ | |
128 | }; | |
129 | ||
130 | static struct usb_device_id clie_id_5_table [] = { | |
131 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_UX50_ID), | |
132 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
133 | { }, /* optional parameter entry */ | |
134 | { } /* Terminating entry */ | |
135 | }; | |
136 | ||
137 | static struct usb_device_id clie_id_3_5_table [] = { | |
138 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_3_5_ID) }, | |
139 | { } /* Terminating entry */ | |
140 | }; | |
141 | ||
142 | static struct usb_device_id id_table_combined [] = { | |
143 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID) }, | |
144 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO_ID) }, | |
145 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID) }, | |
04d52461 | 146 | { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID) }, |
1da177e4 LT |
147 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID) }, |
148 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID) }, | |
149 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M515_ID) }, | |
150 | { USB_DEVICE(PALM_VENDOR_ID, PALM_I705_ID) }, | |
151 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M100_ID) }, | |
152 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M125_ID) }, | |
153 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M130_ID) }, | |
154 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_T_ID) }, | |
ac21e9ff | 155 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO_650) }, |
1da177e4 | 156 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_Z_ID) }, |
1da177e4 LT |
157 | { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE_ID) }, |
158 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_3_5_ID) }, | |
159 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_0_ID) }, | |
160 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_S360_ID) }, | |
161 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_1_ID) }, | |
162 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NX60_ID) }, | |
163 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NZ90V_ID) }, | |
164 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_UX50_ID) }, | |
165 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_TJ25_ID) }, | |
166 | { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID) }, | |
167 | { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID) }, | |
115c1ce5 | 168 | { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAVE_ZODIAC_ID) }, |
1da177e4 LT |
169 | { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_IQUE_3600_ID) }, |
170 | { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_MEZ1000_ID) }, | |
171 | { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_7135_ID) }, | |
172 | { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID) }, | |
173 | { }, /* optional parameter entry */ | |
174 | { } /* Terminating entry */ | |
175 | }; | |
176 | ||
d60d4396 | 177 | MODULE_DEVICE_TABLE(usb, id_table_combined); |
1da177e4 LT |
178 | |
179 | static struct usb_driver visor_driver = { | |
1da177e4 LT |
180 | .name = "visor", |
181 | .probe = usb_serial_probe, | |
182 | .disconnect = usb_serial_disconnect, | |
183 | .id_table = id_table_combined, | |
ba9dc657 | 184 | .no_dynamic_id = 1, |
1da177e4 LT |
185 | }; |
186 | ||
d60d4396 AC |
187 | /* All of the device info needed for the Handspring Visor, |
188 | and Palm 4.0 devices */ | |
ea65370d | 189 | static struct usb_serial_driver handspring_device = { |
18fcac35 GKH |
190 | .driver = { |
191 | .owner = THIS_MODULE, | |
269bda1c | 192 | .name = "visor", |
18fcac35 | 193 | }, |
269bda1c | 194 | .description = "Handspring Visor / Palm OS", |
d9b1b787 | 195 | .usb_driver = &visor_driver, |
1da177e4 | 196 | .id_table = id_table, |
1da177e4 LT |
197 | .num_ports = 2, |
198 | .open = visor_open, | |
199 | .close = visor_close, | |
200 | .throttle = visor_throttle, | |
201 | .unthrottle = visor_unthrottle, | |
202 | .attach = treo_attach, | |
203 | .probe = visor_probe, | |
204 | .calc_num_ports = visor_calc_num_ports, | |
f9c99bb8 | 205 | .release = visor_release, |
1da177e4 LT |
206 | .write = visor_write, |
207 | .write_room = visor_write_room, | |
1da177e4 LT |
208 | .write_bulk_callback = visor_write_bulk_callback, |
209 | .read_bulk_callback = visor_read_bulk_callback, | |
210 | .read_int_callback = visor_read_int_callback, | |
211 | }; | |
212 | ||
213 | /* All of the device info needed for the Clie UX50, TH55 Palm 5.0 devices */ | |
ea65370d | 214 | static struct usb_serial_driver clie_5_device = { |
18fcac35 GKH |
215 | .driver = { |
216 | .owner = THIS_MODULE, | |
269bda1c | 217 | .name = "clie_5", |
18fcac35 | 218 | }, |
269bda1c | 219 | .description = "Sony Clie 5.0", |
d9b1b787 | 220 | .usb_driver = &visor_driver, |
1da177e4 | 221 | .id_table = clie_id_5_table, |
1da177e4 LT |
222 | .num_ports = 2, |
223 | .open = visor_open, | |
224 | .close = visor_close, | |
225 | .throttle = visor_throttle, | |
226 | .unthrottle = visor_unthrottle, | |
227 | .attach = clie_5_attach, | |
228 | .probe = visor_probe, | |
229 | .calc_num_ports = visor_calc_num_ports, | |
f9c99bb8 | 230 | .release = visor_release, |
1da177e4 LT |
231 | .write = visor_write, |
232 | .write_room = visor_write_room, | |
1da177e4 LT |
233 | .write_bulk_callback = visor_write_bulk_callback, |
234 | .read_bulk_callback = visor_read_bulk_callback, | |
235 | .read_int_callback = visor_read_int_callback, | |
236 | }; | |
237 | ||
238 | /* device info for the Sony Clie OS version 3.5 */ | |
ea65370d | 239 | static struct usb_serial_driver clie_3_5_device = { |
18fcac35 GKH |
240 | .driver = { |
241 | .owner = THIS_MODULE, | |
269bda1c | 242 | .name = "clie_3.5", |
18fcac35 | 243 | }, |
269bda1c | 244 | .description = "Sony Clie 3.5", |
d9b1b787 | 245 | .usb_driver = &visor_driver, |
1da177e4 | 246 | .id_table = clie_id_3_5_table, |
1da177e4 LT |
247 | .num_ports = 1, |
248 | .open = visor_open, | |
249 | .close = visor_close, | |
250 | .throttle = visor_throttle, | |
251 | .unthrottle = visor_unthrottle, | |
252 | .attach = clie_3_5_startup, | |
1da177e4 LT |
253 | .write = visor_write, |
254 | .write_room = visor_write_room, | |
1da177e4 LT |
255 | .write_bulk_callback = visor_write_bulk_callback, |
256 | .read_bulk_callback = visor_read_bulk_callback, | |
257 | }; | |
258 | ||
259 | struct visor_private { | |
260 | spinlock_t lock; | |
261 | int bytes_in; | |
262 | int bytes_out; | |
263 | int outstanding_urbs; | |
b308e74d ON |
264 | unsigned char throttled; |
265 | unsigned char actually_throttled; | |
1da177e4 LT |
266 | }; |
267 | ||
268 | /* number of outstanding urbs to prevent userspace DoS from happening */ | |
269 | #define URB_UPPER_LIMIT 42 | |
270 | ||
271 | static int stats; | |
272 | ||
273 | /****************************************************************************** | |
274 | * Handspring Visor specific driver functions | |
275 | ******************************************************************************/ | |
d60d4396 AC |
276 | static int visor_open(struct tty_struct *tty, struct usb_serial_port *port, |
277 | struct file *filp) | |
1da177e4 LT |
278 | { |
279 | struct usb_serial *serial = port->serial; | |
280 | struct visor_private *priv = usb_get_serial_port_data(port); | |
281 | unsigned long flags; | |
282 | int result = 0; | |
283 | ||
441b62c1 | 284 | dbg("%s - port %d", __func__, port->number); |
1da177e4 LT |
285 | |
286 | if (!port->read_urb) { | |
287 | /* this is needed for some brain dead Sony devices */ | |
288 | dev_err(&port->dev, "Device lied about number of ports, please use a lower one.\n"); | |
289 | return -ENODEV; | |
290 | } | |
291 | ||
292 | spin_lock_irqsave(&priv->lock, flags); | |
293 | priv->bytes_in = 0; | |
294 | priv->bytes_out = 0; | |
1da177e4 LT |
295 | priv->throttled = 0; |
296 | spin_unlock_irqrestore(&priv->lock, flags); | |
297 | ||
1da177e4 | 298 | /* Start reading from the device */ |
d60d4396 AC |
299 | usb_fill_bulk_urb(port->read_urb, serial->dev, |
300 | usb_rcvbulkpipe(serial->dev, | |
1da177e4 LT |
301 | port->bulk_in_endpointAddress), |
302 | port->read_urb->transfer_buffer, | |
303 | port->read_urb->transfer_buffer_length, | |
304 | visor_read_bulk_callback, port); | |
305 | result = usb_submit_urb(port->read_urb, GFP_KERNEL); | |
306 | if (result) { | |
d60d4396 AC |
307 | dev_err(&port->dev, |
308 | "%s - failed submitting read urb, error %d\n", | |
309 | __func__, result); | |
1da177e4 LT |
310 | goto exit; |
311 | } | |
d60d4396 | 312 | |
1da177e4 | 313 | if (port->interrupt_in_urb) { |
441b62c1 | 314 | dbg("%s - adding interrupt input for treo", __func__); |
1da177e4 LT |
315 | result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); |
316 | if (result) | |
d60d4396 AC |
317 | dev_err(&port->dev, |
318 | "%s - failed submitting interrupt urb, error %d\n", | |
319 | __func__, result); | |
1da177e4 | 320 | } |
d60d4396 | 321 | exit: |
1da177e4 LT |
322 | return result; |
323 | } | |
324 | ||
325 | ||
335f8514 | 326 | static void visor_close(struct usb_serial_port *port) |
1da177e4 LT |
327 | { |
328 | struct visor_private *priv = usb_get_serial_port_data(port); | |
329 | unsigned char *transfer_buffer; | |
330 | ||
441b62c1 | 331 | dbg("%s - port %d", __func__, port->number); |
d60d4396 | 332 | |
1da177e4 LT |
333 | /* shutdown our urbs */ |
334 | usb_kill_urb(port->read_urb); | |
bcb54a54 | 335 | usb_kill_urb(port->interrupt_in_urb); |
1da177e4 | 336 | |
e33fe4d8 ON |
337 | mutex_lock(&port->serial->disc_mutex); |
338 | if (!port->serial->disconnected) { | |
339 | /* Try to send shutdown message, unless the device is gone */ | |
d60d4396 | 340 | transfer_buffer = kmalloc(0x12, GFP_KERNEL); |
e33fe4d8 | 341 | if (transfer_buffer) { |
d60d4396 | 342 | usb_control_msg(port->serial->dev, |
e33fe4d8 ON |
343 | usb_rcvctrlpipe(port->serial->dev, 0), |
344 | VISOR_CLOSE_NOTIFICATION, 0xc2, | |
345 | 0x0000, 0x0000, | |
346 | transfer_buffer, 0x12, 300); | |
d60d4396 | 347 | kfree(transfer_buffer); |
e33fe4d8 | 348 | } |
1da177e4 | 349 | } |
95bef012 | 350 | mutex_unlock(&port->serial->disc_mutex); |
1da177e4 LT |
351 | |
352 | if (stats) | |
353 | dev_info(&port->dev, "Bytes In = %d Bytes Out = %d\n", | |
354 | priv->bytes_in, priv->bytes_out); | |
355 | } | |
356 | ||
357 | ||
95da310e AC |
358 | static int visor_write(struct tty_struct *tty, struct usb_serial_port *port, |
359 | const unsigned char *buf, int count) | |
1da177e4 LT |
360 | { |
361 | struct visor_private *priv = usb_get_serial_port_data(port); | |
362 | struct usb_serial *serial = port->serial; | |
363 | struct urb *urb; | |
364 | unsigned char *buffer; | |
365 | unsigned long flags; | |
366 | int status; | |
367 | ||
441b62c1 | 368 | dbg("%s - port %d", __func__, port->number); |
1da177e4 LT |
369 | |
370 | spin_lock_irqsave(&priv->lock, flags); | |
371 | if (priv->outstanding_urbs > URB_UPPER_LIMIT) { | |
372 | spin_unlock_irqrestore(&priv->lock, flags); | |
441b62c1 | 373 | dbg("%s - write limit hit\n", __func__); |
1da177e4 LT |
374 | return 0; |
375 | } | |
b80349b1 | 376 | priv->outstanding_urbs++; |
1da177e4 LT |
377 | spin_unlock_irqrestore(&priv->lock, flags); |
378 | ||
d60d4396 | 379 | buffer = kmalloc(count, GFP_ATOMIC); |
1da177e4 LT |
380 | if (!buffer) { |
381 | dev_err(&port->dev, "out of memory\n"); | |
b80349b1 ON |
382 | count = -ENOMEM; |
383 | goto error_no_buffer; | |
1da177e4 LT |
384 | } |
385 | ||
386 | urb = usb_alloc_urb(0, GFP_ATOMIC); | |
387 | if (!urb) { | |
388 | dev_err(&port->dev, "no more free urbs\n"); | |
b80349b1 ON |
389 | count = -ENOMEM; |
390 | goto error_no_urb; | |
1da177e4 LT |
391 | } |
392 | ||
d60d4396 | 393 | memcpy(buffer, buf, count); |
1da177e4 | 394 | |
441b62c1 | 395 | usb_serial_debug_data(debug, &port->dev, __func__, count, buffer); |
1da177e4 | 396 | |
d60d4396 AC |
397 | usb_fill_bulk_urb(urb, serial->dev, |
398 | usb_sndbulkpipe(serial->dev, | |
1da177e4 | 399 | port->bulk_out_endpointAddress), |
d60d4396 | 400 | buffer, count, |
1da177e4 LT |
401 | visor_write_bulk_callback, port); |
402 | ||
403 | /* send it down the pipe */ | |
404 | status = usb_submit_urb(urb, GFP_ATOMIC); | |
405 | if (status) { | |
d60d4396 AC |
406 | dev_err(&port->dev, |
407 | "%s - usb_submit_urb(write bulk) failed with status = %d\n", | |
408 | __func__, status); | |
1da177e4 | 409 | count = status; |
b80349b1 | 410 | goto error; |
1da177e4 LT |
411 | } else { |
412 | spin_lock_irqsave(&priv->lock, flags); | |
1da177e4 LT |
413 | priv->bytes_out += count; |
414 | spin_unlock_irqrestore(&priv->lock, flags); | |
415 | } | |
416 | ||
417 | /* we are done with this urb, so let the host driver | |
418 | * really free it when it is finished with it */ | |
b80349b1 | 419 | usb_free_urb(urb); |
1da177e4 | 420 | |
b80349b1 ON |
421 | return count; |
422 | error: | |
423 | usb_free_urb(urb); | |
424 | error_no_urb: | |
425 | kfree(buffer); | |
426 | error_no_buffer: | |
427 | spin_lock_irqsave(&priv->lock, flags); | |
428 | --priv->outstanding_urbs; | |
429 | spin_unlock_irqrestore(&priv->lock, flags); | |
1da177e4 LT |
430 | return count; |
431 | } | |
432 | ||
433 | ||
d60d4396 | 434 | static int visor_write_room(struct tty_struct *tty) |
1da177e4 | 435 | { |
95da310e | 436 | struct usb_serial_port *port = tty->driver_data; |
bd97c4f0 PZ |
437 | struct visor_private *priv = usb_get_serial_port_data(port); |
438 | unsigned long flags; | |
439 | ||
441b62c1 | 440 | dbg("%s - port %d", __func__, port->number); |
1da177e4 LT |
441 | |
442 | /* | |
443 | * We really can take anything the user throws at us | |
444 | * but let's pick a nice big number to tell the tty | |
bd97c4f0 | 445 | * layer that we have lots of free space, unless we don't. |
1da177e4 | 446 | */ |
bd97c4f0 PZ |
447 | |
448 | spin_lock_irqsave(&priv->lock, flags); | |
449 | if (priv->outstanding_urbs > URB_UPPER_LIMIT * 2 / 3) { | |
450 | spin_unlock_irqrestore(&priv->lock, flags); | |
441b62c1 | 451 | dbg("%s - write limit hit\n", __func__); |
bd97c4f0 PZ |
452 | return 0; |
453 | } | |
454 | spin_unlock_irqrestore(&priv->lock, flags); | |
455 | ||
1da177e4 LT |
456 | return 2048; |
457 | } | |
458 | ||
459 | ||
d60d4396 | 460 | static void visor_write_bulk_callback(struct urb *urb) |
1da177e4 | 461 | { |
cdc97792 | 462 | struct usb_serial_port *port = urb->context; |
1da177e4 | 463 | struct visor_private *priv = usb_get_serial_port_data(port); |
38e8c910 | 464 | int status = urb->status; |
1da177e4 LT |
465 | unsigned long flags; |
466 | ||
467 | /* free up the transfer buffer, as usb_free_urb() does not do this */ | |
d60d4396 | 468 | kfree(urb->transfer_buffer); |
1da177e4 | 469 | |
441b62c1 | 470 | dbg("%s - port %d", __func__, port->number); |
38e8c910 GKH |
471 | |
472 | if (status) | |
1da177e4 | 473 | dbg("%s - nonzero write bulk status received: %d", |
441b62c1 | 474 | __func__, status); |
1da177e4 LT |
475 | |
476 | spin_lock_irqsave(&priv->lock, flags); | |
477 | --priv->outstanding_urbs; | |
478 | spin_unlock_irqrestore(&priv->lock, flags); | |
479 | ||
cf2c7481 | 480 | usb_serial_port_softint(port); |
1da177e4 LT |
481 | } |
482 | ||
483 | ||
d60d4396 | 484 | static void visor_read_bulk_callback(struct urb *urb) |
1da177e4 | 485 | { |
cdc97792 | 486 | struct usb_serial_port *port = urb->context; |
1da177e4 LT |
487 | struct visor_private *priv = usb_get_serial_port_data(port); |
488 | unsigned char *data = urb->transfer_buffer; | |
38e8c910 | 489 | int status = urb->status; |
1da177e4 | 490 | struct tty_struct *tty; |
1da177e4 | 491 | int result; |
4a90f09b | 492 | int available_room = 0; |
1da177e4 | 493 | |
441b62c1 | 494 | dbg("%s - port %d", __func__, port->number); |
1da177e4 | 495 | |
38e8c910 GKH |
496 | if (status) { |
497 | dbg("%s - nonzero read bulk status received: %d", | |
441b62c1 | 498 | __func__, status); |
1da177e4 LT |
499 | return; |
500 | } | |
501 | ||
d60d4396 AC |
502 | usb_serial_debug_data(debug, &port->dev, __func__, |
503 | urb->actual_length, data); | |
1da177e4 | 504 | |
4a90f09b AC |
505 | if (urb->actual_length) { |
506 | tty = tty_port_tty_get(&port->port); | |
507 | if (tty) { | |
508 | available_room = tty_buffer_request_room(tty, | |
d60d4396 | 509 | urb->actual_length); |
4a90f09b AC |
510 | if (available_room) { |
511 | tty_insert_flip_string(tty, data, | |
512 | available_room); | |
513 | tty_flip_buffer_push(tty); | |
514 | } | |
515 | tty_kref_put(tty); | |
b308e74d ON |
516 | } |
517 | spin_lock(&priv->lock); | |
518 | priv->bytes_in += available_room; | |
519 | ||
520 | } else { | |
521 | spin_lock(&priv->lock); | |
1da177e4 | 522 | } |
1da177e4 LT |
523 | |
524 | /* Continue trying to always read if we should */ | |
b308e74d | 525 | if (!priv->throttled) { |
d60d4396 | 526 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, |
1da177e4 | 527 | usb_rcvbulkpipe(port->serial->dev, |
d60d4396 | 528 | port->bulk_in_endpointAddress), |
1da177e4 LT |
529 | port->read_urb->transfer_buffer, |
530 | port->read_urb->transfer_buffer_length, | |
531 | visor_read_bulk_callback, port); | |
532 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); | |
533 | if (result) | |
d60d4396 AC |
534 | dev_err(&port->dev, |
535 | "%s - failed resubmitting read urb, error %d\n", | |
536 | __func__, result); | |
537 | } else | |
b308e74d | 538 | priv->actually_throttled = 1; |
b308e74d | 539 | spin_unlock(&priv->lock); |
1da177e4 LT |
540 | } |
541 | ||
d60d4396 | 542 | static void visor_read_int_callback(struct urb *urb) |
1da177e4 | 543 | { |
cdc97792 | 544 | struct usb_serial_port *port = urb->context; |
38e8c910 | 545 | int status = urb->status; |
1da177e4 LT |
546 | int result; |
547 | ||
38e8c910 | 548 | switch (status) { |
1da177e4 LT |
549 | case 0: |
550 | /* success */ | |
551 | break; | |
552 | case -ECONNRESET: | |
553 | case -ENOENT: | |
554 | case -ESHUTDOWN: | |
555 | /* this urb is terminated, clean up */ | |
556 | dbg("%s - urb shutting down with status: %d", | |
441b62c1 | 557 | __func__, status); |
1da177e4 LT |
558 | return; |
559 | default: | |
560 | dbg("%s - nonzero urb status received: %d", | |
441b62c1 | 561 | __func__, status); |
1da177e4 LT |
562 | goto exit; |
563 | } | |
564 | ||
565 | /* | |
566 | * This information is still unknown what it can be used for. | |
567 | * If anyone has an idea, please let the author know... | |
568 | * | |
569 | * Rumor has it this endpoint is used to notify when data | |
570 | * is ready to be read from the bulk ones. | |
571 | */ | |
441b62c1 | 572 | usb_serial_debug_data(debug, &port->dev, __func__, |
1da177e4 LT |
573 | urb->actual_length, urb->transfer_buffer); |
574 | ||
575 | exit: | |
d60d4396 | 576 | result = usb_submit_urb(urb, GFP_ATOMIC); |
1da177e4 | 577 | if (result) |
d60d4396 AC |
578 | dev_err(&urb->dev->dev, |
579 | "%s - Error %d submitting interrupt urb\n", | |
580 | __func__, result); | |
1da177e4 LT |
581 | } |
582 | ||
d60d4396 | 583 | static void visor_throttle(struct tty_struct *tty) |
1da177e4 | 584 | { |
95da310e | 585 | struct usb_serial_port *port = tty->driver_data; |
1da177e4 LT |
586 | struct visor_private *priv = usb_get_serial_port_data(port); |
587 | unsigned long flags; | |
588 | ||
441b62c1 | 589 | dbg("%s - port %d", __func__, port->number); |
1da177e4 LT |
590 | spin_lock_irqsave(&priv->lock, flags); |
591 | priv->throttled = 1; | |
592 | spin_unlock_irqrestore(&priv->lock, flags); | |
593 | } | |
594 | ||
595 | ||
d60d4396 | 596 | static void visor_unthrottle(struct tty_struct *tty) |
1da177e4 | 597 | { |
95da310e | 598 | struct usb_serial_port *port = tty->driver_data; |
1da177e4 LT |
599 | struct visor_private *priv = usb_get_serial_port_data(port); |
600 | unsigned long flags; | |
601 | int result; | |
602 | ||
441b62c1 | 603 | dbg("%s - port %d", __func__, port->number); |
1da177e4 LT |
604 | spin_lock_irqsave(&priv->lock, flags); |
605 | priv->throttled = 0; | |
b308e74d | 606 | priv->actually_throttled = 0; |
1da177e4 LT |
607 | spin_unlock_irqrestore(&priv->lock, flags); |
608 | ||
609 | port->read_urb->dev = port->serial->dev; | |
610 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); | |
611 | if (result) | |
d60d4396 AC |
612 | dev_err(&port->dev, |
613 | "%s - failed submitting read urb, error %d\n", | |
614 | __func__, result); | |
1da177e4 LT |
615 | } |
616 | ||
d60d4396 AC |
617 | static int palm_os_3_probe(struct usb_serial *serial, |
618 | const struct usb_device_id *id) | |
1da177e4 LT |
619 | { |
620 | struct device *dev = &serial->dev->dev; | |
621 | struct visor_connection_info *connection_info; | |
622 | unsigned char *transfer_buffer; | |
623 | char *string; | |
624 | int retval = 0; | |
625 | int i; | |
626 | int num_ports = 0; | |
627 | ||
441b62c1 | 628 | dbg("%s", __func__); |
1da177e4 | 629 | |
d60d4396 | 630 | transfer_buffer = kmalloc(sizeof(*connection_info), GFP_KERNEL); |
1da177e4 | 631 | if (!transfer_buffer) { |
441b62c1 | 632 | dev_err(dev, "%s - kmalloc(%Zd) failed.\n", __func__, |
1da177e4 LT |
633 | sizeof(*connection_info)); |
634 | return -ENOMEM; | |
635 | } | |
636 | ||
637 | /* send a get connection info request */ | |
d60d4396 | 638 | retval = usb_control_msg(serial->dev, |
1da177e4 LT |
639 | usb_rcvctrlpipe(serial->dev, 0), |
640 | VISOR_GET_CONNECTION_INFORMATION, | |
641 | 0xc2, 0x0000, 0x0000, transfer_buffer, | |
642 | sizeof(*connection_info), 300); | |
643 | if (retval < 0) { | |
644 | dev_err(dev, "%s - error %d getting connection information\n", | |
441b62c1 | 645 | __func__, retval); |
1da177e4 LT |
646 | goto exit; |
647 | } | |
648 | ||
649 | if (retval == sizeof(*connection_info)) { | |
d60d4396 AC |
650 | connection_info = (struct visor_connection_info *) |
651 | transfer_buffer; | |
1da177e4 LT |
652 | |
653 | num_ports = le16_to_cpu(connection_info->num_ports); | |
654 | for (i = 0; i < num_ports; ++i) { | |
d60d4396 AC |
655 | switch ( |
656 | connection_info->connections[i].port_function_id) { | |
657 | case VISOR_FUNCTION_GENERIC: | |
658 | string = "Generic"; | |
659 | break; | |
660 | case VISOR_FUNCTION_DEBUGGER: | |
661 | string = "Debugger"; | |
662 | break; | |
663 | case VISOR_FUNCTION_HOTSYNC: | |
664 | string = "HotSync"; | |
665 | break; | |
666 | case VISOR_FUNCTION_CONSOLE: | |
667 | string = "Console"; | |
668 | break; | |
669 | case VISOR_FUNCTION_REMOTE_FILE_SYS: | |
670 | string = "Remote File System"; | |
671 | break; | |
672 | default: | |
673 | string = "unknown"; | |
674 | break; | |
1da177e4 LT |
675 | } |
676 | dev_info(dev, "%s: port %d, is for %s use\n", | |
269bda1c | 677 | serial->type->description, |
1da177e4 LT |
678 | connection_info->connections[i].port, string); |
679 | } | |
680 | } | |
681 | /* | |
682 | * Handle devices that report invalid stuff here. | |
683 | */ | |
684 | if (num_ports == 0 || num_ports > 2) { | |
d60d4396 | 685 | dev_warn(dev, "%s: No valid connect info available\n", |
269bda1c | 686 | serial->type->description); |
1da177e4 LT |
687 | num_ports = 2; |
688 | } | |
d60d4396 | 689 | |
269bda1c | 690 | dev_info(dev, "%s: Number of ports: %d\n", serial->type->description, |
1da177e4 LT |
691 | num_ports); |
692 | ||
693 | /* | |
694 | * save off our num_ports info so that we can use it in the | |
695 | * calc_num_ports callback | |
696 | */ | |
697 | usb_set_serial_data(serial, (void *)(long)num_ports); | |
698 | ||
d60d4396 AC |
699 | /* ask for the number of bytes available, but ignore the |
700 | response as it is broken */ | |
701 | retval = usb_control_msg(serial->dev, | |
1da177e4 LT |
702 | usb_rcvctrlpipe(serial->dev, 0), |
703 | VISOR_REQUEST_BYTES_AVAILABLE, | |
704 | 0xc2, 0x0000, 0x0005, transfer_buffer, | |
705 | 0x02, 300); | |
706 | if (retval < 0) | |
707 | dev_err(dev, "%s - error %d getting bytes available request\n", | |
441b62c1 | 708 | __func__, retval); |
1da177e4 LT |
709 | retval = 0; |
710 | ||
711 | exit: | |
d60d4396 | 712 | kfree(transfer_buffer); |
1da177e4 LT |
713 | |
714 | return retval; | |
715 | } | |
716 | ||
d60d4396 AC |
717 | static int palm_os_4_probe(struct usb_serial *serial, |
718 | const struct usb_device_id *id) | |
1da177e4 LT |
719 | { |
720 | struct device *dev = &serial->dev->dev; | |
721 | struct palm_ext_connection_info *connection_info; | |
722 | unsigned char *transfer_buffer; | |
723 | int retval; | |
724 | ||
441b62c1 | 725 | dbg("%s", __func__); |
1da177e4 | 726 | |
d60d4396 | 727 | transfer_buffer = kmalloc(sizeof(*connection_info), GFP_KERNEL); |
1da177e4 | 728 | if (!transfer_buffer) { |
441b62c1 | 729 | dev_err(dev, "%s - kmalloc(%Zd) failed.\n", __func__, |
1da177e4 LT |
730 | sizeof(*connection_info)); |
731 | return -ENOMEM; | |
732 | } | |
733 | ||
d60d4396 AC |
734 | retval = usb_control_msg(serial->dev, |
735 | usb_rcvctrlpipe(serial->dev, 0), | |
1da177e4 LT |
736 | PALM_GET_EXT_CONNECTION_INFORMATION, |
737 | 0xc2, 0x0000, 0x0000, transfer_buffer, | |
d60d4396 | 738 | sizeof(*connection_info), 300); |
1da177e4 LT |
739 | if (retval < 0) |
740 | dev_err(dev, "%s - error %d getting connection info\n", | |
441b62c1 | 741 | __func__, retval); |
1da177e4 | 742 | else |
441b62c1 | 743 | usb_serial_debug_data(debug, &serial->dev->dev, __func__, |
1da177e4 LT |
744 | retval, transfer_buffer); |
745 | ||
d60d4396 | 746 | kfree(transfer_buffer); |
1da177e4 LT |
747 | return 0; |
748 | } | |
749 | ||
750 | ||
d60d4396 AC |
751 | static int visor_probe(struct usb_serial *serial, |
752 | const struct usb_device_id *id) | |
1da177e4 LT |
753 | { |
754 | int retval = 0; | |
d60d4396 AC |
755 | int (*startup)(struct usb_serial *serial, |
756 | const struct usb_device_id *id); | |
1da177e4 | 757 | |
441b62c1 | 758 | dbg("%s", __func__); |
1da177e4 LT |
759 | |
760 | if (serial->dev->actconfig->desc.bConfigurationValue != 1) { | |
194343d9 | 761 | dev_err(&serial->dev->dev, "active config #%d != 1 ??\n", |
1da177e4 LT |
762 | serial->dev->actconfig->desc.bConfigurationValue); |
763 | return -ENODEV; | |
764 | } | |
765 | ||
766 | if (id->driver_info) { | |
767 | startup = (void *)id->driver_info; | |
768 | retval = startup(serial, id); | |
769 | } | |
770 | ||
771 | return retval; | |
772 | } | |
773 | ||
d60d4396 | 774 | static int visor_calc_num_ports(struct usb_serial *serial) |
1da177e4 LT |
775 | { |
776 | int num_ports = (int)(long)(usb_get_serial_data(serial)); | |
777 | ||
778 | if (num_ports) | |
779 | usb_set_serial_data(serial, NULL); | |
780 | ||
781 | return num_ports; | |
782 | } | |
783 | ||
784 | static int generic_startup(struct usb_serial *serial) | |
785 | { | |
bd97c4f0 | 786 | struct usb_serial_port **ports = serial->port; |
1da177e4 LT |
787 | struct visor_private *priv; |
788 | int i; | |
789 | ||
790 | for (i = 0; i < serial->num_ports; ++i) { | |
d60d4396 | 791 | priv = kzalloc(sizeof(*priv), GFP_KERNEL); |
bd97c4f0 PZ |
792 | if (!priv) { |
793 | while (i-- != 0) { | |
794 | priv = usb_get_serial_port_data(ports[i]); | |
795 | usb_set_serial_port_data(ports[i], NULL); | |
796 | kfree(priv); | |
797 | } | |
1da177e4 | 798 | return -ENOMEM; |
bd97c4f0 | 799 | } |
1da177e4 | 800 | spin_lock_init(&priv->lock); |
bd97c4f0 | 801 | usb_set_serial_port_data(ports[i], priv); |
1da177e4 LT |
802 | } |
803 | return 0; | |
804 | } | |
805 | ||
d60d4396 | 806 | static int clie_3_5_startup(struct usb_serial *serial) |
1da177e4 LT |
807 | { |
808 | struct device *dev = &serial->dev->dev; | |
809 | int result; | |
810 | u8 data; | |
811 | ||
441b62c1 | 812 | dbg("%s", __func__); |
1da177e4 LT |
813 | |
814 | /* | |
815 | * Note that PEG-300 series devices expect the following two calls. | |
816 | */ | |
817 | ||
818 | /* get the config number */ | |
d60d4396 | 819 | result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), |
1da177e4 LT |
820 | USB_REQ_GET_CONFIGURATION, USB_DIR_IN, |
821 | 0, 0, &data, 1, 3000); | |
822 | if (result < 0) { | |
d60d4396 AC |
823 | dev_err(dev, "%s: get config number failed: %d\n", |
824 | __func__, result); | |
1da177e4 LT |
825 | return result; |
826 | } | |
827 | if (result != 1) { | |
d60d4396 AC |
828 | dev_err(dev, "%s: get config number bad return length: %d\n", |
829 | __func__, result); | |
1da177e4 LT |
830 | return -EIO; |
831 | } | |
832 | ||
833 | /* get the interface number */ | |
d60d4396 AC |
834 | result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), |
835 | USB_REQ_GET_INTERFACE, | |
1da177e4 LT |
836 | USB_DIR_IN | USB_RECIP_INTERFACE, |
837 | 0, 0, &data, 1, 3000); | |
838 | if (result < 0) { | |
d60d4396 AC |
839 | dev_err(dev, "%s: get interface number failed: %d\n", |
840 | __func__, result); | |
1da177e4 LT |
841 | return result; |
842 | } | |
843 | if (result != 1) { | |
d60d4396 AC |
844 | dev_err(dev, |
845 | "%s: get interface number bad return length: %d\n", | |
846 | __func__, result); | |
1da177e4 LT |
847 | return -EIO; |
848 | } | |
849 | ||
850 | return generic_startup(serial); | |
851 | } | |
d60d4396 AC |
852 | |
853 | static int treo_attach(struct usb_serial *serial) | |
1da177e4 LT |
854 | { |
855 | struct usb_serial_port *swap_port; | |
856 | ||
857 | /* Only do this endpoint hack for the Handspring devices with | |
858 | * interrupt in endpoints, which for now are the Treo devices. */ | |
d60d4396 AC |
859 | if (!((le16_to_cpu(serial->dev->descriptor.idVendor) |
860 | == HANDSPRING_VENDOR_ID) || | |
861 | (le16_to_cpu(serial->dev->descriptor.idVendor) | |
862 | == KYOCERA_VENDOR_ID)) || | |
863 | (serial->num_interrupt_in == 0)) | |
1da177e4 LT |
864 | goto generic_startup; |
865 | ||
441b62c1 | 866 | dbg("%s", __func__); |
1da177e4 LT |
867 | |
868 | /* | |
d60d4396 AC |
869 | * It appears that Treos and Kyoceras want to use the |
870 | * 1st bulk in endpoint to communicate with the 2nd bulk out endpoint, | |
871 | * so let's swap the 1st and 2nd bulk in and interrupt endpoints. | |
872 | * Note that swapping the bulk out endpoints would break lots of | |
1da177e4 LT |
873 | * apps that want to communicate on the second port. |
874 | */ | |
875 | #define COPY_PORT(dest, src) \ | |
d60d4396 AC |
876 | do { \ |
877 | dest->read_urb = src->read_urb; \ | |
878 | dest->bulk_in_endpointAddress = src->bulk_in_endpointAddress;\ | |
879 | dest->bulk_in_buffer = src->bulk_in_buffer; \ | |
880 | dest->interrupt_in_urb = src->interrupt_in_urb; \ | |
881 | dest->interrupt_in_endpointAddress = \ | |
882 | src->interrupt_in_endpointAddress;\ | |
883 | dest->interrupt_in_buffer = src->interrupt_in_buffer; \ | |
884 | } while (0); | |
1da177e4 LT |
885 | |
886 | swap_port = kmalloc(sizeof(*swap_port), GFP_KERNEL); | |
887 | if (!swap_port) | |
888 | return -ENOMEM; | |
889 | COPY_PORT(swap_port, serial->port[0]); | |
890 | COPY_PORT(serial->port[0], serial->port[1]); | |
891 | COPY_PORT(serial->port[1], swap_port); | |
892 | kfree(swap_port); | |
893 | ||
894 | generic_startup: | |
895 | return generic_startup(serial); | |
896 | } | |
897 | ||
d60d4396 | 898 | static int clie_5_attach(struct usb_serial *serial) |
1da177e4 | 899 | { |
441b62c1 | 900 | dbg("%s", __func__); |
1da177e4 | 901 | |
d60d4396 AC |
902 | /* TH55 registers 2 ports. |
903 | Communication in from the UX50/TH55 uses bulk_in_endpointAddress | |
904 | from port 0. Communication out to the UX50/TH55 uses | |
905 | bulk_out_endpointAddress from port 1 | |
906 | ||
1da177e4 LT |
907 | Lets do a quick and dirty mapping |
908 | */ | |
d60d4396 | 909 | |
1da177e4 LT |
910 | /* some sanity check */ |
911 | if (serial->num_ports < 2) | |
912 | return -1; | |
d60d4396 | 913 | |
1da177e4 | 914 | /* port 0 now uses the modified endpoint Address */ |
d60d4396 AC |
915 | serial->port[0]->bulk_out_endpointAddress = |
916 | serial->port[1]->bulk_out_endpointAddress; | |
1da177e4 LT |
917 | |
918 | return generic_startup(serial); | |
919 | } | |
920 | ||
f9c99bb8 | 921 | static void visor_release(struct usb_serial *serial) |
1da177e4 | 922 | { |
bd97c4f0 PZ |
923 | struct visor_private *priv; |
924 | int i; | |
925 | ||
441b62c1 | 926 | dbg("%s", __func__); |
bd97c4f0 PZ |
927 | |
928 | for (i = 0; i < serial->num_ports; i++) { | |
929 | priv = usb_get_serial_port_data(serial->port[i]); | |
f9c99bb8 | 930 | kfree(priv); |
bd97c4f0 | 931 | } |
1da177e4 LT |
932 | } |
933 | ||
d60d4396 | 934 | static int __init visor_init(void) |
1da177e4 LT |
935 | { |
936 | int i, retval; | |
937 | /* Only if parameters were passed to us */ | |
d60d4396 AC |
938 | if (vendor > 0 && product > 0) { |
939 | struct usb_device_id usb_dev_temp[] = { | |
940 | { | |
941 | USB_DEVICE(vendor, product), | |
942 | .driver_info = | |
943 | (kernel_ulong_t) &palm_os_4_probe | |
944 | } | |
945 | }; | |
1da177e4 LT |
946 | |
947 | /* Find the last entry in id_table */ | |
d60d4396 AC |
948 | for (i = 0;; i++) { |
949 | if (id_table[i].idVendor == 0) { | |
1da177e4 LT |
950 | id_table[i] = usb_dev_temp[0]; |
951 | break; | |
952 | } | |
953 | } | |
954 | /* Find the last entry in id_table_combined */ | |
d60d4396 AC |
955 | for (i = 0;; i++) { |
956 | if (id_table_combined[i].idVendor == 0) { | |
1da177e4 LT |
957 | id_table_combined[i] = usb_dev_temp[0]; |
958 | break; | |
959 | } | |
960 | } | |
c197a8db GKH |
961 | printk(KERN_INFO KBUILD_MODNAME |
962 | ": Untested USB device specified at time of module insertion\n"); | |
963 | printk(KERN_INFO KBUILD_MODNAME | |
964 | ": Warning: This is not guaranteed to work\n"); | |
965 | printk(KERN_INFO KBUILD_MODNAME | |
966 | ": Using a newer kernel is preferred to this method\n"); | |
967 | printk(KERN_INFO KBUILD_MODNAME | |
968 | ": Adding Palm OS protocol 4.x support for unknown device: 0x%x/0x%x\n", | |
1da177e4 LT |
969 | vendor, product); |
970 | } | |
971 | retval = usb_serial_register(&handspring_device); | |
972 | if (retval) | |
973 | goto failed_handspring_register; | |
974 | retval = usb_serial_register(&clie_3_5_device); | |
975 | if (retval) | |
976 | goto failed_clie_3_5_register; | |
977 | retval = usb_serial_register(&clie_5_device); | |
978 | if (retval) | |
979 | goto failed_clie_5_register; | |
980 | retval = usb_register(&visor_driver); | |
d60d4396 | 981 | if (retval) |
1da177e4 | 982 | goto failed_usb_register; |
c197a8db | 983 | printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_DESC "\n"); |
1da177e4 LT |
984 | |
985 | return 0; | |
986 | failed_usb_register: | |
987 | usb_serial_deregister(&clie_5_device); | |
988 | failed_clie_5_register: | |
989 | usb_serial_deregister(&clie_3_5_device); | |
990 | failed_clie_3_5_register: | |
991 | usb_serial_deregister(&handspring_device); | |
992 | failed_handspring_register: | |
993 | return retval; | |
994 | } | |
995 | ||
996 | ||
997 | static void __exit visor_exit (void) | |
998 | { | |
d60d4396 AC |
999 | usb_deregister(&visor_driver); |
1000 | usb_serial_deregister(&handspring_device); | |
1001 | usb_serial_deregister(&clie_3_5_device); | |
1002 | usb_serial_deregister(&clie_5_device); | |
1da177e4 LT |
1003 | } |
1004 | ||
1005 | ||
1006 | module_init(visor_init); | |
1007 | module_exit(visor_exit); | |
1008 | ||
d60d4396 AC |
1009 | MODULE_AUTHOR(DRIVER_AUTHOR); |
1010 | MODULE_DESCRIPTION(DRIVER_DESC); | |
1da177e4 LT |
1011 | MODULE_LICENSE("GPL"); |
1012 | ||
1013 | module_param(debug, bool, S_IRUGO | S_IWUSR); | |
1014 | MODULE_PARM_DESC(debug, "Debug enabled or not"); | |
1015 | module_param(stats, bool, S_IRUGO | S_IWUSR); | |
1016 | MODULE_PARM_DESC(stats, "Enables statistics or not"); | |
1017 | ||
1018 | module_param(vendor, ushort, 0); | |
1019 | MODULE_PARM_DESC(vendor, "User specified vendor ID"); | |
1020 | module_param(product, ushort, 0); | |
1021 | MODULE_PARM_DESC(product, "User specified product ID"); | |
1022 |