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Commit | Line | Data |
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5fd54ace | 1 | // SPDX-License-Identifier: GPL-2.0 |
1da177e4 LT |
2 | /* |
3 | * USB HandSpring Visor, Palm m50x, and Sony Clie driver | |
4 | * (supports all of the Palm OS USB devices) | |
5 | * | |
6 | * Copyright (C) 1999 - 2004 | |
7 | * Greg Kroah-Hartman (greg@kroah.com) | |
8 | * | |
d60d4396 AC |
9 | * See Documentation/usb/usb-serial.txt for more information on using this |
10 | * driver | |
1da177e4 | 11 | * |
1da177e4 LT |
12 | */ |
13 | ||
1da177e4 LT |
14 | #include <linux/kernel.h> |
15 | #include <linux/errno.h> | |
1da177e4 LT |
16 | #include <linux/slab.h> |
17 | #include <linux/tty.h> | |
18 | #include <linux/tty_driver.h> | |
19 | #include <linux/tty_flip.h> | |
20 | #include <linux/module.h> | |
21 | #include <linux/moduleparam.h> | |
22 | #include <linux/spinlock.h> | |
d60d4396 | 23 | #include <linux/uaccess.h> |
1da177e4 | 24 | #include <linux/usb.h> |
a969888c | 25 | #include <linux/usb/serial.h> |
acb52cb1 | 26 | #include <linux/usb/cdc.h> |
1da177e4 LT |
27 | #include "visor.h" |
28 | ||
29 | /* | |
30 | * Version Information | |
31 | */ | |
1da177e4 LT |
32 | #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>" |
33 | #define DRIVER_DESC "USB HandSpring Visor / Palm OS driver" | |
34 | ||
35 | /* function prototypes for a handspring visor */ | |
a509a7e4 | 36 | static int visor_open(struct tty_struct *tty, struct usb_serial_port *port); |
335f8514 | 37 | static void visor_close(struct usb_serial_port *port); |
d60d4396 AC |
38 | static int visor_probe(struct usb_serial *serial, |
39 | const struct usb_device_id *id); | |
07814246 JH |
40 | static int visor_calc_num_ports(struct usb_serial *serial, |
41 | struct usb_serial_endpoints *epds); | |
da2befa6 JH |
42 | static int clie_5_calc_num_ports(struct usb_serial *serial, |
43 | struct usb_serial_endpoints *epds); | |
d60d4396 AC |
44 | static void visor_read_int_callback(struct urb *urb); |
45 | static int clie_3_5_startup(struct usb_serial *serial); | |
d60d4396 AC |
46 | static int palm_os_3_probe(struct usb_serial *serial, |
47 | const struct usb_device_id *id); | |
48 | static int palm_os_4_probe(struct usb_serial *serial, | |
49 | const struct usb_device_id *id); | |
1da177e4 | 50 | |
5c6b98dd | 51 | static const struct usb_device_id id_table[] = { |
1da177e4 LT |
52 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID), |
53 | .driver_info = (kernel_ulong_t)&palm_os_3_probe }, | |
54 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO_ID), | |
55 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
56 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID), | |
57 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
04d52461 HS |
58 | { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID), |
59 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
1da177e4 LT |
60 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID), |
61 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
62 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID), | |
63 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
64 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M515_ID), | |
65 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
66 | { USB_DEVICE(PALM_VENDOR_ID, PALM_I705_ID), | |
67 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
68 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M100_ID), | |
69 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
70 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M125_ID), | |
71 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
72 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M130_ID), | |
73 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
74 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_T_ID), | |
75 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
ac21e9ff GKH |
76 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO_650), |
77 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
1da177e4 LT |
78 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_Z_ID), |
79 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
1da177e4 LT |
80 | { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE_ID), |
81 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
82 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_0_ID), | |
83 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
84 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_S360_ID), | |
85 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
86 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_1_ID), | |
87 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
88 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NX60_ID), | |
89 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
90 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NZ90V_ID), | |
91 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
92 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_TJ25_ID), | |
93 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
c8ba84a0 MA |
94 | { USB_DEVICE(ACER_VENDOR_ID, ACER_S10_ID), |
95 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
82ee3aeb | 96 | { USB_DEVICE_INTERFACE_CLASS(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID, 0xff), |
1da177e4 | 97 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, |
d60d4396 | 98 | { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID), |
1da177e4 | 99 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, |
115c1ce5 LB |
100 | { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAVE_ZODIAC_ID), |
101 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
d60d4396 | 102 | { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_IQUE_3600_ID), |
1da177e4 LT |
103 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, |
104 | { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_MEZ1000_ID), | |
105 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
106 | { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_7135_ID), | |
107 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
108 | { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID), | |
109 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
1da177e4 LT |
110 | { } /* Terminating entry */ |
111 | }; | |
112 | ||
5c6b98dd | 113 | static const struct usb_device_id clie_id_5_table[] = { |
1da177e4 LT |
114 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_UX50_ID), |
115 | .driver_info = (kernel_ulong_t)&palm_os_4_probe }, | |
1da177e4 LT |
116 | { } /* Terminating entry */ |
117 | }; | |
118 | ||
5c6b98dd | 119 | static const struct usb_device_id clie_id_3_5_table[] = { |
1da177e4 LT |
120 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_3_5_ID) }, |
121 | { } /* Terminating entry */ | |
122 | }; | |
123 | ||
5c6b98dd | 124 | static const struct usb_device_id id_table_combined[] = { |
1da177e4 LT |
125 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID) }, |
126 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO_ID) }, | |
127 | { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID) }, | |
04d52461 | 128 | { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID) }, |
1da177e4 LT |
129 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID) }, |
130 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID) }, | |
131 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M515_ID) }, | |
132 | { USB_DEVICE(PALM_VENDOR_ID, PALM_I705_ID) }, | |
133 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M100_ID) }, | |
134 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M125_ID) }, | |
135 | { USB_DEVICE(PALM_VENDOR_ID, PALM_M130_ID) }, | |
136 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_T_ID) }, | |
ac21e9ff | 137 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO_650) }, |
1da177e4 | 138 | { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_Z_ID) }, |
1da177e4 LT |
139 | { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE_ID) }, |
140 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_3_5_ID) }, | |
141 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_0_ID) }, | |
142 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_S360_ID) }, | |
143 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_1_ID) }, | |
144 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NX60_ID) }, | |
145 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NZ90V_ID) }, | |
146 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_UX50_ID) }, | |
147 | { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_TJ25_ID) }, | |
148 | { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID) }, | |
149 | { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID) }, | |
115c1ce5 | 150 | { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAVE_ZODIAC_ID) }, |
1da177e4 LT |
151 | { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_IQUE_3600_ID) }, |
152 | { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_MEZ1000_ID) }, | |
153 | { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_7135_ID) }, | |
154 | { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID) }, | |
1da177e4 LT |
155 | { } /* Terminating entry */ |
156 | }; | |
157 | ||
d60d4396 | 158 | MODULE_DEVICE_TABLE(usb, id_table_combined); |
1da177e4 | 159 | |
d60d4396 AC |
160 | /* All of the device info needed for the Handspring Visor, |
161 | and Palm 4.0 devices */ | |
ea65370d | 162 | static struct usb_serial_driver handspring_device = { |
18fcac35 GKH |
163 | .driver = { |
164 | .owner = THIS_MODULE, | |
269bda1c | 165 | .name = "visor", |
18fcac35 | 166 | }, |
269bda1c | 167 | .description = "Handspring Visor / Palm OS", |
1da177e4 | 168 | .id_table = id_table, |
1da177e4 | 169 | .num_ports = 2, |
9a1f298f | 170 | .bulk_out_size = 256, |
1da177e4 LT |
171 | .open = visor_open, |
172 | .close = visor_close, | |
214916f2 JH |
173 | .throttle = usb_serial_generic_throttle, |
174 | .unthrottle = usb_serial_generic_unthrottle, | |
1da177e4 LT |
175 | .probe = visor_probe, |
176 | .calc_num_ports = visor_calc_num_ports, | |
1da177e4 LT |
177 | .read_int_callback = visor_read_int_callback, |
178 | }; | |
179 | ||
180 | /* All of the device info needed for the Clie UX50, TH55 Palm 5.0 devices */ | |
ea65370d | 181 | static struct usb_serial_driver clie_5_device = { |
18fcac35 GKH |
182 | .driver = { |
183 | .owner = THIS_MODULE, | |
269bda1c | 184 | .name = "clie_5", |
18fcac35 | 185 | }, |
269bda1c | 186 | .description = "Sony Clie 5.0", |
1da177e4 | 187 | .id_table = clie_id_5_table, |
1da177e4 | 188 | .num_ports = 2, |
da2befa6 | 189 | .num_bulk_out = 2, |
9a1f298f | 190 | .bulk_out_size = 256, |
1da177e4 LT |
191 | .open = visor_open, |
192 | .close = visor_close, | |
214916f2 JH |
193 | .throttle = usb_serial_generic_throttle, |
194 | .unthrottle = usb_serial_generic_unthrottle, | |
1da177e4 | 195 | .probe = visor_probe, |
da2befa6 | 196 | .calc_num_ports = clie_5_calc_num_ports, |
1da177e4 LT |
197 | .read_int_callback = visor_read_int_callback, |
198 | }; | |
199 | ||
200 | /* device info for the Sony Clie OS version 3.5 */ | |
ea65370d | 201 | static struct usb_serial_driver clie_3_5_device = { |
18fcac35 GKH |
202 | .driver = { |
203 | .owner = THIS_MODULE, | |
269bda1c | 204 | .name = "clie_3.5", |
18fcac35 | 205 | }, |
269bda1c | 206 | .description = "Sony Clie 3.5", |
1da177e4 | 207 | .id_table = clie_id_3_5_table, |
1da177e4 | 208 | .num_ports = 1, |
9a1f298f | 209 | .bulk_out_size = 256, |
1da177e4 LT |
210 | .open = visor_open, |
211 | .close = visor_close, | |
214916f2 JH |
212 | .throttle = usb_serial_generic_throttle, |
213 | .unthrottle = usb_serial_generic_unthrottle, | |
1da177e4 | 214 | .attach = clie_3_5_startup, |
1da177e4 LT |
215 | }; |
216 | ||
29618e9f AS |
217 | static struct usb_serial_driver * const serial_drivers[] = { |
218 | &handspring_device, &clie_5_device, &clie_3_5_device, NULL | |
219 | }; | |
220 | ||
1da177e4 LT |
221 | /****************************************************************************** |
222 | * Handspring Visor specific driver functions | |
223 | ******************************************************************************/ | |
a509a7e4 | 224 | static int visor_open(struct tty_struct *tty, struct usb_serial_port *port) |
1da177e4 | 225 | { |
1da177e4 LT |
226 | int result = 0; |
227 | ||
1da177e4 LT |
228 | if (!port->read_urb) { |
229 | /* this is needed for some brain dead Sony devices */ | |
230 | dev_err(&port->dev, "Device lied about number of ports, please use a lower one.\n"); | |
231 | return -ENODEV; | |
232 | } | |
233 | ||
1da177e4 | 234 | /* Start reading from the device */ |
214916f2 JH |
235 | result = usb_serial_generic_open(tty, port); |
236 | if (result) | |
1da177e4 | 237 | goto exit; |
d60d4396 | 238 | |
1da177e4 | 239 | if (port->interrupt_in_urb) { |
4d9b4001 | 240 | dev_dbg(&port->dev, "adding interrupt input for treo\n"); |
1da177e4 LT |
241 | result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); |
242 | if (result) | |
d60d4396 AC |
243 | dev_err(&port->dev, |
244 | "%s - failed submitting interrupt urb, error %d\n", | |
245 | __func__, result); | |
1da177e4 | 246 | } |
d60d4396 | 247 | exit: |
1da177e4 LT |
248 | return result; |
249 | } | |
250 | ||
251 | ||
335f8514 | 252 | static void visor_close(struct usb_serial_port *port) |
1da177e4 | 253 | { |
1da177e4 LT |
254 | unsigned char *transfer_buffer; |
255 | ||
214916f2 | 256 | usb_serial_generic_close(port); |
bcb54a54 | 257 | usb_kill_urb(port->interrupt_in_urb); |
1da177e4 | 258 | |
7620c33a JH |
259 | transfer_buffer = kmalloc(0x12, GFP_KERNEL); |
260 | if (!transfer_buffer) | |
261 | return; | |
262 | usb_control_msg(port->serial->dev, | |
e33fe4d8 ON |
263 | usb_rcvctrlpipe(port->serial->dev, 0), |
264 | VISOR_CLOSE_NOTIFICATION, 0xc2, | |
265 | 0x0000, 0x0000, | |
266 | transfer_buffer, 0x12, 300); | |
7620c33a | 267 | kfree(transfer_buffer); |
1da177e4 LT |
268 | } |
269 | ||
d60d4396 | 270 | static void visor_read_int_callback(struct urb *urb) |
1da177e4 | 271 | { |
cdc97792 | 272 | struct usb_serial_port *port = urb->context; |
38e8c910 | 273 | int status = urb->status; |
1da177e4 LT |
274 | int result; |
275 | ||
38e8c910 | 276 | switch (status) { |
1da177e4 LT |
277 | case 0: |
278 | /* success */ | |
279 | break; | |
280 | case -ECONNRESET: | |
281 | case -ENOENT: | |
282 | case -ESHUTDOWN: | |
283 | /* this urb is terminated, clean up */ | |
4d9b4001 GKH |
284 | dev_dbg(&port->dev, "%s - urb shutting down with status: %d\n", |
285 | __func__, status); | |
1da177e4 LT |
286 | return; |
287 | default: | |
4d9b4001 GKH |
288 | dev_dbg(&port->dev, "%s - nonzero urb status received: %d\n", |
289 | __func__, status); | |
1da177e4 LT |
290 | goto exit; |
291 | } | |
292 | ||
293 | /* | |
294 | * This information is still unknown what it can be used for. | |
295 | * If anyone has an idea, please let the author know... | |
296 | * | |
297 | * Rumor has it this endpoint is used to notify when data | |
298 | * is ready to be read from the bulk ones. | |
299 | */ | |
59d33f2f GKH |
300 | usb_serial_debug_data(&port->dev, __func__, urb->actual_length, |
301 | urb->transfer_buffer); | |
1da177e4 LT |
302 | |
303 | exit: | |
d60d4396 | 304 | result = usb_submit_urb(urb, GFP_ATOMIC); |
1da177e4 | 305 | if (result) |
d60d4396 AC |
306 | dev_err(&urb->dev->dev, |
307 | "%s - Error %d submitting interrupt urb\n", | |
308 | __func__, result); | |
1da177e4 LT |
309 | } |
310 | ||
d60d4396 AC |
311 | static int palm_os_3_probe(struct usb_serial *serial, |
312 | const struct usb_device_id *id) | |
1da177e4 LT |
313 | { |
314 | struct device *dev = &serial->dev->dev; | |
315 | struct visor_connection_info *connection_info; | |
316 | unsigned char *transfer_buffer; | |
317 | char *string; | |
318 | int retval = 0; | |
319 | int i; | |
320 | int num_ports = 0; | |
321 | ||
d60d4396 | 322 | transfer_buffer = kmalloc(sizeof(*connection_info), GFP_KERNEL); |
10c642d0 | 323 | if (!transfer_buffer) |
1da177e4 | 324 | return -ENOMEM; |
1da177e4 LT |
325 | |
326 | /* send a get connection info request */ | |
d60d4396 | 327 | retval = usb_control_msg(serial->dev, |
1da177e4 LT |
328 | usb_rcvctrlpipe(serial->dev, 0), |
329 | VISOR_GET_CONNECTION_INFORMATION, | |
330 | 0xc2, 0x0000, 0x0000, transfer_buffer, | |
331 | sizeof(*connection_info), 300); | |
332 | if (retval < 0) { | |
333 | dev_err(dev, "%s - error %d getting connection information\n", | |
441b62c1 | 334 | __func__, retval); |
1da177e4 LT |
335 | goto exit; |
336 | } | |
337 | ||
6234e642 GKH |
338 | if (retval != sizeof(*connection_info)) { |
339 | dev_err(dev, "Invalid connection information received from device\n"); | |
340 | retval = -ENODEV; | |
341 | goto exit; | |
1da177e4 | 342 | } |
6234e642 GKH |
343 | |
344 | connection_info = (struct visor_connection_info *)transfer_buffer; | |
345 | ||
346 | num_ports = le16_to_cpu(connection_info->num_ports); | |
347 | ||
348 | /* Handle devices that report invalid stuff here. */ | |
1da177e4 | 349 | if (num_ports == 0 || num_ports > 2) { |
d60d4396 | 350 | dev_warn(dev, "%s: No valid connect info available\n", |
269bda1c | 351 | serial->type->description); |
1da177e4 LT |
352 | num_ports = 2; |
353 | } | |
d60d4396 | 354 | |
6234e642 GKH |
355 | for (i = 0; i < num_ports; ++i) { |
356 | switch (connection_info->connections[i].port_function_id) { | |
357 | case VISOR_FUNCTION_GENERIC: | |
358 | string = "Generic"; | |
359 | break; | |
360 | case VISOR_FUNCTION_DEBUGGER: | |
361 | string = "Debugger"; | |
362 | break; | |
363 | case VISOR_FUNCTION_HOTSYNC: | |
364 | string = "HotSync"; | |
365 | break; | |
366 | case VISOR_FUNCTION_CONSOLE: | |
367 | string = "Console"; | |
368 | break; | |
369 | case VISOR_FUNCTION_REMOTE_FILE_SYS: | |
370 | string = "Remote File System"; | |
371 | break; | |
372 | default: | |
373 | string = "unknown"; | |
374 | break; | |
375 | } | |
376 | dev_info(dev, "%s: port %d, is for %s use\n", | |
377 | serial->type->description, | |
378 | connection_info->connections[i].port, string); | |
379 | } | |
269bda1c | 380 | dev_info(dev, "%s: Number of ports: %d\n", serial->type->description, |
1da177e4 LT |
381 | num_ports); |
382 | ||
383 | /* | |
384 | * save off our num_ports info so that we can use it in the | |
385 | * calc_num_ports callback | |
386 | */ | |
387 | usb_set_serial_data(serial, (void *)(long)num_ports); | |
388 | ||
d60d4396 AC |
389 | /* ask for the number of bytes available, but ignore the |
390 | response as it is broken */ | |
391 | retval = usb_control_msg(serial->dev, | |
1da177e4 LT |
392 | usb_rcvctrlpipe(serial->dev, 0), |
393 | VISOR_REQUEST_BYTES_AVAILABLE, | |
394 | 0xc2, 0x0000, 0x0005, transfer_buffer, | |
395 | 0x02, 300); | |
396 | if (retval < 0) | |
397 | dev_err(dev, "%s - error %d getting bytes available request\n", | |
441b62c1 | 398 | __func__, retval); |
1da177e4 LT |
399 | retval = 0; |
400 | ||
401 | exit: | |
d60d4396 | 402 | kfree(transfer_buffer); |
1da177e4 LT |
403 | |
404 | return retval; | |
405 | } | |
406 | ||
d60d4396 AC |
407 | static int palm_os_4_probe(struct usb_serial *serial, |
408 | const struct usb_device_id *id) | |
1da177e4 LT |
409 | { |
410 | struct device *dev = &serial->dev->dev; | |
411 | struct palm_ext_connection_info *connection_info; | |
412 | unsigned char *transfer_buffer; | |
413 | int retval; | |
414 | ||
d60d4396 | 415 | transfer_buffer = kmalloc(sizeof(*connection_info), GFP_KERNEL); |
10c642d0 | 416 | if (!transfer_buffer) |
1da177e4 | 417 | return -ENOMEM; |
1da177e4 | 418 | |
d60d4396 AC |
419 | retval = usb_control_msg(serial->dev, |
420 | usb_rcvctrlpipe(serial->dev, 0), | |
1da177e4 LT |
421 | PALM_GET_EXT_CONNECTION_INFORMATION, |
422 | 0xc2, 0x0000, 0x0000, transfer_buffer, | |
d60d4396 | 423 | sizeof(*connection_info), 300); |
1da177e4 LT |
424 | if (retval < 0) |
425 | dev_err(dev, "%s - error %d getting connection info\n", | |
441b62c1 | 426 | __func__, retval); |
1da177e4 | 427 | else |
59d33f2f | 428 | usb_serial_debug_data(dev, __func__, retval, transfer_buffer); |
1da177e4 | 429 | |
d60d4396 | 430 | kfree(transfer_buffer); |
1da177e4 LT |
431 | return 0; |
432 | } | |
433 | ||
434 | ||
d60d4396 AC |
435 | static int visor_probe(struct usb_serial *serial, |
436 | const struct usb_device_id *id) | |
1da177e4 LT |
437 | { |
438 | int retval = 0; | |
d60d4396 AC |
439 | int (*startup)(struct usb_serial *serial, |
440 | const struct usb_device_id *id); | |
1da177e4 | 441 | |
acb52cb1 MS |
442 | /* |
443 | * some Samsung Android phones in modem mode have the same ID | |
444 | * as SPH-I500, but they are ACM devices, so dont bind to them | |
445 | */ | |
446 | if (id->idVendor == SAMSUNG_VENDOR_ID && | |
447 | id->idProduct == SAMSUNG_SPH_I500_ID && | |
448 | serial->dev->descriptor.bDeviceClass == USB_CLASS_COMM && | |
449 | serial->dev->descriptor.bDeviceSubClass == | |
450 | USB_CDC_SUBCLASS_ACM) | |
451 | return -ENODEV; | |
452 | ||
1da177e4 | 453 | if (serial->dev->actconfig->desc.bConfigurationValue != 1) { |
194343d9 | 454 | dev_err(&serial->dev->dev, "active config #%d != 1 ??\n", |
1da177e4 LT |
455 | serial->dev->actconfig->desc.bConfigurationValue); |
456 | return -ENODEV; | |
457 | } | |
458 | ||
459 | if (id->driver_info) { | |
460 | startup = (void *)id->driver_info; | |
461 | retval = startup(serial, id); | |
462 | } | |
463 | ||
464 | return retval; | |
465 | } | |
466 | ||
07814246 JH |
467 | static int visor_calc_num_ports(struct usb_serial *serial, |
468 | struct usb_serial_endpoints *epds) | |
1da177e4 | 469 | { |
ea3c6ebd | 470 | unsigned int vid = le16_to_cpu(serial->dev->descriptor.idVendor); |
1da177e4 LT |
471 | int num_ports = (int)(long)(usb_get_serial_data(serial)); |
472 | ||
473 | if (num_ports) | |
474 | usb_set_serial_data(serial, NULL); | |
475 | ||
ea3c6ebd JH |
476 | /* |
477 | * Only swap the bulk endpoints for the Handspring devices with | |
478 | * interrupt in endpoints, which for now are the Treo devices. | |
479 | */ | |
480 | if (!(vid == HANDSPRING_VENDOR_ID || vid == KYOCERA_VENDOR_ID) || | |
481 | epds->num_interrupt_in == 0) | |
482 | goto out; | |
483 | ||
484 | if (epds->num_bulk_in < 2 || epds->num_interrupt_in < 2) { | |
485 | dev_err(&serial->interface->dev, "missing endpoints\n"); | |
486 | return -ENODEV; | |
487 | } | |
488 | ||
489 | /* | |
490 | * It appears that Treos and Kyoceras want to use the | |
491 | * 1st bulk in endpoint to communicate with the 2nd bulk out endpoint, | |
492 | * so let's swap the 1st and 2nd bulk in and interrupt endpoints. | |
493 | * Note that swapping the bulk out endpoints would break lots of | |
494 | * apps that want to communicate on the second port. | |
495 | */ | |
496 | swap(epds->bulk_in[0], epds->bulk_in[1]); | |
497 | swap(epds->interrupt_in[0], epds->interrupt_in[1]); | |
498 | out: | |
1da177e4 LT |
499 | return num_ports; |
500 | } | |
501 | ||
da2befa6 JH |
502 | static int clie_5_calc_num_ports(struct usb_serial *serial, |
503 | struct usb_serial_endpoints *epds) | |
504 | { | |
505 | /* | |
506 | * TH55 registers 2 ports. | |
507 | * Communication in from the UX50/TH55 uses the first bulk-in | |
508 | * endpoint, while communication out to the UX50/TH55 uses the second | |
509 | * bulk-out endpoint. | |
510 | */ | |
511 | ||
512 | /* | |
513 | * FIXME: Should we swap the descriptors instead of using the same | |
514 | * bulk-out endpoint for both ports? | |
515 | */ | |
516 | epds->bulk_out[0] = epds->bulk_out[1]; | |
517 | ||
518 | return serial->type->num_ports; | |
519 | } | |
520 | ||
d60d4396 | 521 | static int clie_3_5_startup(struct usb_serial *serial) |
1da177e4 LT |
522 | { |
523 | struct device *dev = &serial->dev->dev; | |
524 | int result; | |
401711cb | 525 | u8 *data; |
1da177e4 | 526 | |
401711cb JH |
527 | data = kmalloc(1, GFP_KERNEL); |
528 | if (!data) | |
529 | return -ENOMEM; | |
530 | ||
1da177e4 LT |
531 | /* |
532 | * Note that PEG-300 series devices expect the following two calls. | |
533 | */ | |
534 | ||
535 | /* get the config number */ | |
d60d4396 | 536 | result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), |
1da177e4 | 537 | USB_REQ_GET_CONFIGURATION, USB_DIR_IN, |
401711cb | 538 | 0, 0, data, 1, 3000); |
1da177e4 | 539 | if (result < 0) { |
d60d4396 AC |
540 | dev_err(dev, "%s: get config number failed: %d\n", |
541 | __func__, result); | |
401711cb | 542 | goto out; |
1da177e4 LT |
543 | } |
544 | if (result != 1) { | |
d60d4396 AC |
545 | dev_err(dev, "%s: get config number bad return length: %d\n", |
546 | __func__, result); | |
401711cb JH |
547 | result = -EIO; |
548 | goto out; | |
1da177e4 LT |
549 | } |
550 | ||
551 | /* get the interface number */ | |
d60d4396 AC |
552 | result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), |
553 | USB_REQ_GET_INTERFACE, | |
1da177e4 | 554 | USB_DIR_IN | USB_RECIP_INTERFACE, |
401711cb | 555 | 0, 0, data, 1, 3000); |
1da177e4 | 556 | if (result < 0) { |
d60d4396 AC |
557 | dev_err(dev, "%s: get interface number failed: %d\n", |
558 | __func__, result); | |
401711cb | 559 | goto out; |
1da177e4 LT |
560 | } |
561 | if (result != 1) { | |
d60d4396 AC |
562 | dev_err(dev, |
563 | "%s: get interface number bad return length: %d\n", | |
564 | __func__, result); | |
401711cb JH |
565 | result = -EIO; |
566 | goto out; | |
1da177e4 LT |
567 | } |
568 | ||
214916f2 | 569 | result = 0; |
401711cb JH |
570 | out: |
571 | kfree(data); | |
572 | ||
573 | return result; | |
1da177e4 | 574 | } |
d60d4396 | 575 | |
68e24113 | 576 | module_usb_serial_driver(serial_drivers, id_table_combined); |
1da177e4 | 577 | |
d60d4396 AC |
578 | MODULE_AUTHOR(DRIVER_AUTHOR); |
579 | MODULE_DESCRIPTION(DRIVER_DESC); | |
627cfa89 | 580 | MODULE_LICENSE("GPL v2"); |