Commit | Line | Data |
---|---|---|
66e89522 JW |
1 | /* |
2 | * Driver for USB Windows Media Center Ed. eHome Infrared Transceivers | |
3 | * | |
fda516b7 | 4 | * Copyright (c) 2010-2011, Jarod Wilson <jarod@redhat.com> |
66e89522 JW |
5 | * |
6 | * Based on the original lirc_mceusb and lirc_mceusb2 drivers, by Dan | |
7 | * Conti, Martin Blatter and Daniel Melander, the latter of which was | |
8 | * in turn also based on the lirc_atiusb driver by Paul Miller. The | |
9 | * two mce drivers were merged into one by Jarod Wilson, with transmit | |
10 | * support for the 1st-gen device added primarily by Patrick Calhoun, | |
11 | * with a bit of tweaks by Jarod. Debugging improvements and proper | |
12 | * support for what appears to be 3rd-gen hardware added by Jarod. | |
13 | * Initial port from lirc driver to ir-core drivery by Jarod, based | |
14 | * partially on a port to an earlier proposed IR infrastructure by | |
15 | * Jon Smirl, which included enhancements and simplifications to the | |
16 | * incoming IR buffer parsing routines. | |
17 | * | |
fda516b7 JW |
18 | * Updated in July of 2011 with the aid of Microsoft's official |
19 | * remote/transceiver requirements and specification document, found at | |
20 | * download.microsoft.com, title | |
21 | * Windows-Media-Center-RC-IR-Collection-Green-Button-Specification-03-08-2011-V2.pdf | |
22 | * | |
66e89522 JW |
23 | * |
24 | * This program is free software; you can redistribute it and/or modify | |
25 | * it under the terms of the GNU General Public License as published by | |
26 | * the Free Software Foundation; either version 2 of the License, or | |
27 | * (at your option) any later version. | |
28 | * | |
29 | * This program is distributed in the hope that it will be useful, | |
30 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
31 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
32 | * GNU General Public License for more details. | |
33 | * | |
34 | * You should have received a copy of the GNU General Public License | |
35 | * along with this program; if not, write to the Free Software | |
36 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
37 | * | |
38 | */ | |
39 | ||
40 | #include <linux/device.h> | |
41 | #include <linux/module.h> | |
42 | #include <linux/slab.h> | |
635f76b2 PB |
43 | #include <linux/usb.h> |
44 | #include <linux/usb/input.h> | |
fa334898 | 45 | #include <linux/pm_wakeup.h> |
6bda9644 | 46 | #include <media/rc-core.h> |
66e89522 | 47 | |
fda516b7 JW |
48 | #define DRIVER_VERSION "1.92" |
49 | #define DRIVER_AUTHOR "Jarod Wilson <jarod@redhat.com>" | |
66e89522 JW |
50 | #define DRIVER_DESC "Windows Media Center Ed. eHome Infrared Transceiver " \ |
51 | "device driver" | |
52 | #define DRIVER_NAME "mceusb" | |
53 | ||
4a883918 JW |
54 | #define USB_BUFLEN 32 /* USB reception buffer length */ |
55 | #define USB_CTRL_MSG_SZ 2 /* Size of usb ctrl msg on gen1 hw */ | |
56 | #define MCE_G1_INIT_MSGS 40 /* Init messages on gen1 hw to throw out */ | |
66e89522 JW |
57 | |
58 | /* MCE constants */ | |
4a883918 JW |
59 | #define MCE_CMDBUF_SIZE 384 /* MCE Command buffer length */ |
60 | #define MCE_TIME_UNIT 50 /* Approx 50us resolution */ | |
61 | #define MCE_CODE_LENGTH 5 /* Normal length of packet (with header) */ | |
62 | #define MCE_PACKET_SIZE 4 /* Normal length of packet (without header) */ | |
63 | #define MCE_IRDATA_HEADER 0x84 /* Actual header format is 0x80 + num_bytes */ | |
64 | #define MCE_IRDATA_TRAILER 0x80 /* End of IR data */ | |
4a883918 JW |
65 | #define MCE_MAX_CHANNELS 2 /* Two transmitters, hardware dependent? */ |
66 | #define MCE_DEFAULT_TX_MASK 0x03 /* Vals: TX1=0x01, TX2=0x02, ALL=0x03 */ | |
67 | #define MCE_PULSE_BIT 0x80 /* Pulse bit, MSB set == PULSE else SPACE */ | |
68 | #define MCE_PULSE_MASK 0x7f /* Pulse mask */ | |
69 | #define MCE_MAX_PULSE_LENGTH 0x7f /* Longest transmittable pulse symbol */ | |
70 | ||
a6fbd3b7 JW |
71 | /* |
72 | * The interface between the host and the IR hardware is command-response | |
73 | * based. All commands and responses have a consistent format, where a lead | |
74 | * byte always identifies the type of data following it. The lead byte has | |
75 | * a port value in the 3 highest bits and a length value in the 5 lowest | |
76 | * bits. | |
77 | * | |
78 | * The length field is overloaded, with a value of 11111 indicating that the | |
79 | * following byte is a command or response code, and the length of the entire | |
80 | * message is determined by the code. If the length field is not 11111, then | |
81 | * it specifies the number of bytes of port data that follow. | |
82 | */ | |
83 | #define MCE_CMD 0x1f | |
84 | #define MCE_PORT_IR 0x4 /* (0x4 << 5) | MCE_CMD = 0x9f */ | |
85 | #define MCE_PORT_SYS 0x7 /* (0x7 << 5) | MCE_CMD = 0xff */ | |
86 | #define MCE_PORT_SER 0x6 /* 0xc0 thru 0xdf flush & 0x1f bytes */ | |
6b4a16c3 | 87 | #define MCE_PORT_MASK 0xe0 /* Mask out command bits */ |
a6fbd3b7 JW |
88 | |
89 | /* Command port headers */ | |
90 | #define MCE_CMD_PORT_IR 0x9f /* IR-related cmd/rsp */ | |
91 | #define MCE_CMD_PORT_SYS 0xff /* System (non-IR) device cmd/rsp */ | |
92 | ||
93 | /* Commands that set device state (2-4 bytes in length) */ | |
94 | #define MCE_CMD_RESET 0xfe /* Reset device, 2 bytes */ | |
95 | #define MCE_CMD_RESUME 0xaa /* Resume device after error, 2 bytes */ | |
96 | #define MCE_CMD_SETIRCFS 0x06 /* Set tx carrier, 4 bytes */ | |
97 | #define MCE_CMD_SETIRTIMEOUT 0x0c /* Set timeout, 4 bytes */ | |
98 | #define MCE_CMD_SETIRTXPORTS 0x08 /* Set tx ports, 3 bytes */ | |
99 | #define MCE_CMD_SETIRRXPORTEN 0x14 /* Set rx ports, 3 bytes */ | |
100 | #define MCE_CMD_FLASHLED 0x23 /* Flash receiver LED, 2 bytes */ | |
101 | ||
102 | /* Commands that query device state (all 2 bytes, unless noted) */ | |
103 | #define MCE_CMD_GETIRCFS 0x07 /* Get carrier */ | |
104 | #define MCE_CMD_GETIRTIMEOUT 0x0d /* Get timeout */ | |
105 | #define MCE_CMD_GETIRTXPORTS 0x13 /* Get tx ports */ | |
106 | #define MCE_CMD_GETIRRXPORTEN 0x15 /* Get rx ports */ | |
107 | #define MCE_CMD_GETPORTSTATUS 0x11 /* Get tx port status, 3 bytes */ | |
108 | #define MCE_CMD_GETIRNUMPORTS 0x16 /* Get number of ports */ | |
109 | #define MCE_CMD_GETWAKESOURCE 0x17 /* Get wake source */ | |
110 | #define MCE_CMD_GETEMVER 0x22 /* Get emulator interface version */ | |
111 | #define MCE_CMD_GETDEVDETAILS 0x21 /* Get device details (em ver2 only) */ | |
112 | #define MCE_CMD_GETWAKESUPPORT 0x20 /* Get wake details (em ver2 only) */ | |
113 | #define MCE_CMD_GETWAKEVERSION 0x18 /* Get wake pattern (em ver2 only) */ | |
114 | ||
115 | /* Misc commands */ | |
116 | #define MCE_CMD_NOP 0xff /* No operation */ | |
117 | ||
118 | /* Responses to commands (non-error cases) */ | |
119 | #define MCE_RSP_EQIRCFS 0x06 /* tx carrier, 4 bytes */ | |
120 | #define MCE_RSP_EQIRTIMEOUT 0x0c /* rx timeout, 4 bytes */ | |
121 | #define MCE_RSP_GETWAKESOURCE 0x17 /* wake source, 3 bytes */ | |
122 | #define MCE_RSP_EQIRTXPORTS 0x08 /* tx port mask, 3 bytes */ | |
123 | #define MCE_RSP_EQIRRXPORTEN 0x14 /* rx port mask, 3 bytes */ | |
124 | #define MCE_RSP_GETPORTSTATUS 0x11 /* tx port status, 7 bytes */ | |
125 | #define MCE_RSP_EQIRRXCFCNT 0x15 /* rx carrier count, 4 bytes */ | |
126 | #define MCE_RSP_EQIRNUMPORTS 0x16 /* number of ports, 4 bytes */ | |
127 | #define MCE_RSP_EQWAKESUPPORT 0x20 /* wake capabilities, 3 bytes */ | |
128 | #define MCE_RSP_EQWAKEVERSION 0x18 /* wake pattern details, 6 bytes */ | |
129 | #define MCE_RSP_EQDEVDETAILS 0x21 /* device capabilities, 3 bytes */ | |
130 | #define MCE_RSP_EQEMVER 0x22 /* emulator interface ver, 3 bytes */ | |
131 | #define MCE_RSP_FLASHLED 0x23 /* success flashing LED, 2 bytes */ | |
132 | ||
133 | /* Responses to error cases, must send MCE_CMD_RESUME to clear them */ | |
134 | #define MCE_RSP_CMD_ILLEGAL 0xfe /* illegal command for port, 2 bytes */ | |
135 | #define MCE_RSP_TX_TIMEOUT 0x81 /* tx timed out, 2 bytes */ | |
136 | ||
137 | /* Misc commands/responses not defined in the MCE remote/transceiver spec */ | |
1cd50f25 | 138 | #define MCE_CMD_SIG_END 0x01 /* End of signal */ |
4a883918 JW |
139 | #define MCE_CMD_PING 0x03 /* Ping device */ |
140 | #define MCE_CMD_UNKNOWN 0x04 /* Unknown */ | |
141 | #define MCE_CMD_UNKNOWN2 0x05 /* Unknown */ | |
4a883918 JW |
142 | #define MCE_CMD_UNKNOWN3 0x09 /* Unknown */ |
143 | #define MCE_CMD_UNKNOWN4 0x0a /* Unknown */ | |
144 | #define MCE_CMD_G_REVISION 0x0b /* Get hw/sw revision */ | |
4a883918 JW |
145 | #define MCE_CMD_UNKNOWN5 0x0e /* Unknown */ |
146 | #define MCE_CMD_UNKNOWN6 0x0f /* Unknown */ | |
4a883918 JW |
147 | #define MCE_CMD_UNKNOWN8 0x19 /* Unknown */ |
148 | #define MCE_CMD_UNKNOWN9 0x1b /* Unknown */ | |
a6fbd3b7 | 149 | #define MCE_CMD_NULL 0x00 /* These show up various places... */ |
66e89522 | 150 | |
a6fbd3b7 JW |
151 | /* if buf[i] & MCE_PORT_MASK == 0x80 and buf[i] != MCE_CMD_PORT_IR, |
152 | * then we're looking at a raw IR data sample */ | |
153 | #define MCE_COMMAND_IRDATA 0x80 | |
154 | #define MCE_PACKET_LENGTH_MASK 0x1f /* Packet length mask */ | |
66e89522 | 155 | |
66e89522 JW |
156 | /* general constants */ |
157 | #define SEND_FLAG_IN_PROGRESS 1 | |
158 | #define SEND_FLAG_COMPLETE 2 | |
159 | #define RECV_FLAG_IN_PROGRESS 3 | |
160 | #define RECV_FLAG_COMPLETE 4 | |
161 | ||
162 | #define MCEUSB_RX 1 | |
163 | #define MCEUSB_TX 2 | |
164 | ||
165 | #define VENDOR_PHILIPS 0x0471 | |
166 | #define VENDOR_SMK 0x0609 | |
167 | #define VENDOR_TATUNG 0x1460 | |
168 | #define VENDOR_GATEWAY 0x107b | |
169 | #define VENDOR_SHUTTLE 0x1308 | |
170 | #define VENDOR_SHUTTLE2 0x051c | |
171 | #define VENDOR_MITSUMI 0x03ee | |
172 | #define VENDOR_TOPSEED 0x1784 | |
173 | #define VENDOR_RICAVISION 0x179d | |
174 | #define VENDOR_ITRON 0x195d | |
175 | #define VENDOR_FIC 0x1509 | |
176 | #define VENDOR_LG 0x043e | |
177 | #define VENDOR_MICROSOFT 0x045e | |
178 | #define VENDOR_FORMOSA 0x147a | |
179 | #define VENDOR_FINTEK 0x1934 | |
180 | #define VENDOR_PINNACLE 0x2304 | |
181 | #define VENDOR_ECS 0x1019 | |
182 | #define VENDOR_WISTRON 0x0fb8 | |
183 | #define VENDOR_COMPRO 0x185b | |
184 | #define VENDOR_NORTHSTAR 0x04eb | |
185 | #define VENDOR_REALTEK 0x0bda | |
186 | #define VENDOR_TIVO 0x105a | |
56e92f60 | 187 | #define VENDOR_CONEXANT 0x0572 |
a4de5f05 | 188 | #define VENDOR_TWISTEDMELON 0x2596 |
eda9dfd6 | 189 | #define VENDOR_HAUPPAUGE 0x2040 |
9683e01e | 190 | #define VENDOR_PCTV 0x2013 |
66e89522 | 191 | |
37dbd3a6 MCC |
192 | enum mceusb_model_type { |
193 | MCE_GEN2 = 0, /* Most boards */ | |
194 | MCE_GEN1, | |
195 | MCE_GEN3, | |
196 | MCE_GEN2_TX_INV, | |
197 | POLARIS_EVK, | |
6f6c625d | 198 | CX_HYBRID_TV, |
a6994eb0 | 199 | MULTIFUNCTION, |
d8ee99e7 | 200 | TIVO_KIT, |
2faa0ca8 | 201 | MCE_GEN2_NO_TX, |
eda9dfd6 | 202 | HAUPPAUGE_CX_HYBRID_TV, |
37dbd3a6 MCC |
203 | }; |
204 | ||
205 | struct mceusb_model { | |
206 | u32 mce_gen1:1; | |
207 | u32 mce_gen2:1; | |
208 | u32 mce_gen3:1; | |
d8cc7fd7 | 209 | u32 tx_mask_normal:1; |
6f6c625d | 210 | u32 no_tx:1; |
37dbd3a6 | 211 | |
a6994eb0 JW |
212 | int ir_intfnum; |
213 | ||
17c2b1fd | 214 | const char *rc_map; /* Allow specify a per-board map */ |
3459d455 | 215 | const char *name; /* per-board name */ |
37dbd3a6 MCC |
216 | }; |
217 | ||
218 | static const struct mceusb_model mceusb_model[] = { | |
219 | [MCE_GEN1] = { | |
220 | .mce_gen1 = 1, | |
d8cc7fd7 | 221 | .tx_mask_normal = 1, |
37dbd3a6 MCC |
222 | }, |
223 | [MCE_GEN2] = { | |
224 | .mce_gen2 = 1, | |
225 | }, | |
2faa0ca8 JW |
226 | [MCE_GEN2_NO_TX] = { |
227 | .mce_gen2 = 1, | |
228 | .no_tx = 1, | |
229 | }, | |
37dbd3a6 MCC |
230 | [MCE_GEN2_TX_INV] = { |
231 | .mce_gen2 = 1, | |
d8cc7fd7 | 232 | .tx_mask_normal = 1, |
37dbd3a6 MCC |
233 | }, |
234 | [MCE_GEN3] = { | |
235 | .mce_gen3 = 1, | |
d8cc7fd7 | 236 | .tx_mask_normal = 1, |
37dbd3a6 MCC |
237 | }, |
238 | [POLARIS_EVK] = { | |
17c2b1fd MCC |
239 | /* |
240 | * In fact, the EVK is shipped without | |
241 | * remotes, but we should have something handy, | |
242 | * to allow testing it | |
243 | */ | |
6f6c625d JW |
244 | .name = "Conexant Hybrid TV (cx231xx) MCE IR", |
245 | }, | |
246 | [CX_HYBRID_TV] = { | |
6f6c625d JW |
247 | .no_tx = 1, /* tx isn't wired up at all */ |
248 | .name = "Conexant Hybrid TV (cx231xx) MCE IR", | |
37dbd3a6 | 249 | }, |
eda9dfd6 | 250 | [HAUPPAUGE_CX_HYBRID_TV] = { |
eda9dfd6 MS |
251 | .no_tx = 1, /* eeprom says it has no tx */ |
252 | .name = "Conexant Hybrid TV (cx231xx) MCE IR no TX", | |
253 | }, | |
a6994eb0 JW |
254 | [MULTIFUNCTION] = { |
255 | .mce_gen2 = 1, | |
256 | .ir_intfnum = 2, | |
257 | }, | |
d8ee99e7 JW |
258 | [TIVO_KIT] = { |
259 | .mce_gen2 = 1, | |
260 | .rc_map = RC_MAP_TIVO, | |
261 | }, | |
37dbd3a6 MCC |
262 | }; |
263 | ||
66e89522 JW |
264 | static struct usb_device_id mceusb_dev_table[] = { |
265 | /* Original Microsoft MCE IR Transceiver (often HP-branded) */ | |
37dbd3a6 MCC |
266 | { USB_DEVICE(VENDOR_MICROSOFT, 0x006d), |
267 | .driver_info = MCE_GEN1 }, | |
66e89522 JW |
268 | /* Philips Infrared Transceiver - Sahara branded */ |
269 | { USB_DEVICE(VENDOR_PHILIPS, 0x0608) }, | |
270 | /* Philips Infrared Transceiver - HP branded */ | |
37dbd3a6 MCC |
271 | { USB_DEVICE(VENDOR_PHILIPS, 0x060c), |
272 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 JW |
273 | /* Philips SRM5100 */ |
274 | { USB_DEVICE(VENDOR_PHILIPS, 0x060d) }, | |
275 | /* Philips Infrared Transceiver - Omaura */ | |
276 | { USB_DEVICE(VENDOR_PHILIPS, 0x060f) }, | |
277 | /* Philips Infrared Transceiver - Spinel plus */ | |
278 | { USB_DEVICE(VENDOR_PHILIPS, 0x0613) }, | |
279 | /* Philips eHome Infrared Transceiver */ | |
280 | { USB_DEVICE(VENDOR_PHILIPS, 0x0815) }, | |
c13df9cf JW |
281 | /* Philips/Spinel plus IR transceiver for ASUS */ |
282 | { USB_DEVICE(VENDOR_PHILIPS, 0x206c) }, | |
283 | /* Philips/Spinel plus IR transceiver for ASUS */ | |
284 | { USB_DEVICE(VENDOR_PHILIPS, 0x2088) }, | |
e296e127 | 285 | /* Philips IR transceiver (Dell branded) */ |
8dfef674 SY |
286 | { USB_DEVICE(VENDOR_PHILIPS, 0x2093), |
287 | .driver_info = MCE_GEN2_TX_INV }, | |
a6994eb0 JW |
288 | /* Realtek MCE IR Receiver and card reader */ |
289 | { USB_DEVICE(VENDOR_REALTEK, 0x0161), | |
290 | .driver_info = MULTIFUNCTION }, | |
66e89522 | 291 | /* SMK/Toshiba G83C0004D410 */ |
37dbd3a6 MCC |
292 | { USB_DEVICE(VENDOR_SMK, 0x031d), |
293 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 294 | /* SMK eHome Infrared Transceiver (Sony VAIO) */ |
37dbd3a6 MCC |
295 | { USB_DEVICE(VENDOR_SMK, 0x0322), |
296 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 297 | /* bundled with Hauppauge PVR-150 */ |
37dbd3a6 MCC |
298 | { USB_DEVICE(VENDOR_SMK, 0x0334), |
299 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 JW |
300 | /* SMK eHome Infrared Transceiver */ |
301 | { USB_DEVICE(VENDOR_SMK, 0x0338) }, | |
b825fe1b JW |
302 | /* SMK/I-O Data GV-MC7/RCKIT Receiver */ |
303 | { USB_DEVICE(VENDOR_SMK, 0x0353), | |
304 | .driver_info = MCE_GEN2_NO_TX }, | |
66e89522 JW |
305 | /* Tatung eHome Infrared Transceiver */ |
306 | { USB_DEVICE(VENDOR_TATUNG, 0x9150) }, | |
307 | /* Shuttle eHome Infrared Transceiver */ | |
308 | { USB_DEVICE(VENDOR_SHUTTLE, 0xc001) }, | |
309 | /* Shuttle eHome Infrared Transceiver */ | |
310 | { USB_DEVICE(VENDOR_SHUTTLE2, 0xc001) }, | |
311 | /* Gateway eHome Infrared Transceiver */ | |
312 | { USB_DEVICE(VENDOR_GATEWAY, 0x3009) }, | |
313 | /* Mitsumi */ | |
314 | { USB_DEVICE(VENDOR_MITSUMI, 0x2501) }, | |
315 | /* Topseed eHome Infrared Transceiver */ | |
37dbd3a6 MCC |
316 | { USB_DEVICE(VENDOR_TOPSEED, 0x0001), |
317 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 318 | /* Topseed HP eHome Infrared Transceiver */ |
37dbd3a6 MCC |
319 | { USB_DEVICE(VENDOR_TOPSEED, 0x0006), |
320 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 321 | /* Topseed eHome Infrared Transceiver */ |
37dbd3a6 MCC |
322 | { USB_DEVICE(VENDOR_TOPSEED, 0x0007), |
323 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 324 | /* Topseed eHome Infrared Transceiver */ |
37dbd3a6 MCC |
325 | { USB_DEVICE(VENDOR_TOPSEED, 0x0008), |
326 | .driver_info = MCE_GEN3 }, | |
66e89522 | 327 | /* Topseed eHome Infrared Transceiver */ |
37dbd3a6 MCC |
328 | { USB_DEVICE(VENDOR_TOPSEED, 0x000a), |
329 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 330 | /* Topseed eHome Infrared Transceiver */ |
37dbd3a6 | 331 | { USB_DEVICE(VENDOR_TOPSEED, 0x0011), |
7d9a46f9 | 332 | .driver_info = MCE_GEN3 }, |
66e89522 JW |
333 | /* Ricavision internal Infrared Transceiver */ |
334 | { USB_DEVICE(VENDOR_RICAVISION, 0x0010) }, | |
335 | /* Itron ione Libra Q-11 */ | |
336 | { USB_DEVICE(VENDOR_ITRON, 0x7002) }, | |
337 | /* FIC eHome Infrared Transceiver */ | |
338 | { USB_DEVICE(VENDOR_FIC, 0x9242) }, | |
339 | /* LG eHome Infrared Transceiver */ | |
340 | { USB_DEVICE(VENDOR_LG, 0x9803) }, | |
341 | /* Microsoft MCE Infrared Transceiver */ | |
342 | { USB_DEVICE(VENDOR_MICROSOFT, 0x00a0) }, | |
343 | /* Formosa eHome Infrared Transceiver */ | |
344 | { USB_DEVICE(VENDOR_FORMOSA, 0xe015) }, | |
345 | /* Formosa21 / eHome Infrared Receiver */ | |
346 | { USB_DEVICE(VENDOR_FORMOSA, 0xe016) }, | |
347 | /* Formosa aim / Trust MCE Infrared Receiver */ | |
2faa0ca8 JW |
348 | { USB_DEVICE(VENDOR_FORMOSA, 0xe017), |
349 | .driver_info = MCE_GEN2_NO_TX }, | |
66e89522 JW |
350 | /* Formosa Industrial Computing / Beanbag Emulation Device */ |
351 | { USB_DEVICE(VENDOR_FORMOSA, 0xe018) }, | |
352 | /* Formosa21 / eHome Infrared Receiver */ | |
353 | { USB_DEVICE(VENDOR_FORMOSA, 0xe03a) }, | |
354 | /* Formosa Industrial Computing AIM IR605/A */ | |
355 | { USB_DEVICE(VENDOR_FORMOSA, 0xe03c) }, | |
356 | /* Formosa Industrial Computing */ | |
357 | { USB_DEVICE(VENDOR_FORMOSA, 0xe03e) }, | |
22f1732f JW |
358 | /* Formosa Industrial Computing */ |
359 | { USB_DEVICE(VENDOR_FORMOSA, 0xe042) }, | |
fbb1f1b0 | 360 | /* Fintek eHome Infrared Transceiver (HP branded) */ |
db8ee106 SY |
361 | { USB_DEVICE(VENDOR_FINTEK, 0x5168), |
362 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 JW |
363 | /* Fintek eHome Infrared Transceiver */ |
364 | { USB_DEVICE(VENDOR_FINTEK, 0x0602) }, | |
365 | /* Fintek eHome Infrared Transceiver (in the AOpen MP45) */ | |
366 | { USB_DEVICE(VENDOR_FINTEK, 0x0702) }, | |
367 | /* Pinnacle Remote Kit */ | |
37dbd3a6 MCC |
368 | { USB_DEVICE(VENDOR_PINNACLE, 0x0225), |
369 | .driver_info = MCE_GEN3 }, | |
66e89522 JW |
370 | /* Elitegroup Computer Systems IR */ |
371 | { USB_DEVICE(VENDOR_ECS, 0x0f38) }, | |
372 | /* Wistron Corp. eHome Infrared Receiver */ | |
373 | { USB_DEVICE(VENDOR_WISTRON, 0x0002) }, | |
374 | /* Compro K100 */ | |
375 | { USB_DEVICE(VENDOR_COMPRO, 0x3020) }, | |
376 | /* Compro K100 v2 */ | |
377 | { USB_DEVICE(VENDOR_COMPRO, 0x3082) }, | |
378 | /* Northstar Systems, Inc. eHome Infrared Transceiver */ | |
379 | { USB_DEVICE(VENDOR_NORTHSTAR, 0xe004) }, | |
380 | /* TiVo PC IR Receiver */ | |
d8ee99e7 JW |
381 | { USB_DEVICE(VENDOR_TIVO, 0x2000), |
382 | .driver_info = TIVO_KIT }, | |
6f6c625d | 383 | /* Conexant Hybrid TV "Shelby" Polaris SDK */ |
37dbd3a6 MCC |
384 | { USB_DEVICE(VENDOR_CONEXANT, 0x58a1), |
385 | .driver_info = POLARIS_EVK }, | |
6f6c625d JW |
386 | /* Conexant Hybrid TV RDU253S Polaris */ |
387 | { USB_DEVICE(VENDOR_CONEXANT, 0x58a5), | |
388 | .driver_info = CX_HYBRID_TV }, | |
a4de5f05 ML |
389 | /* Twisted Melon Inc. - Manta Mini Receiver */ |
390 | { USB_DEVICE(VENDOR_TWISTEDMELON, 0x8008) }, | |
391 | /* Twisted Melon Inc. - Manta Pico Receiver */ | |
392 | { USB_DEVICE(VENDOR_TWISTEDMELON, 0x8016) }, | |
393 | /* Twisted Melon Inc. - Manta Transceiver */ | |
394 | { USB_DEVICE(VENDOR_TWISTEDMELON, 0x8042) }, | |
eda9dfd6 MS |
395 | /* Hauppauge WINTV-HVR-HVR 930C-HD - based on cx231xx */ |
396 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb130), | |
397 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
9683e01e MCC |
398 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb131), |
399 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
66756611 MS |
400 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb138), |
401 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
402 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb139), | |
403 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
9683e01e MCC |
404 | { USB_DEVICE(VENDOR_PCTV, 0x0259), |
405 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
406 | { USB_DEVICE(VENDOR_PCTV, 0x025e), | |
407 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
408 | ||
66e89522 JW |
409 | /* Terminating entry */ |
410 | { } | |
411 | }; | |
412 | ||
66e89522 JW |
413 | /* data structure for each usb transceiver */ |
414 | struct mceusb_dev { | |
415 | /* ir-core bits */ | |
d8b4b582 | 416 | struct rc_dev *rc; |
2ee95db2 JW |
417 | |
418 | /* optional features we can enable */ | |
419 | bool carrier_report_enabled; | |
420 | bool learning_enabled; | |
66e89522 JW |
421 | |
422 | /* core device bits */ | |
423 | struct device *dev; | |
66e89522 JW |
424 | |
425 | /* usb */ | |
426 | struct usb_device *usbdev; | |
427 | struct urb *urb_in; | |
66e89522 JW |
428 | struct usb_endpoint_descriptor *usb_ep_out; |
429 | ||
430 | /* buffers and dma */ | |
431 | unsigned char *buf_in; | |
432 | unsigned int len_in; | |
2ee95db2 | 433 | dma_addr_t dma_in; |
39dc5c3a MCC |
434 | |
435 | enum { | |
436 | CMD_HEADER = 0, | |
437 | SUBCMD, | |
438 | CMD_DATA, | |
439 | PARSE_IRDATA, | |
440 | } parser_state; | |
39dc5c3a | 441 | |
2ee95db2 | 442 | u8 cmd, rem; /* Remaining IR data bytes in packet */ |
66e89522 JW |
443 | |
444 | struct { | |
445 | u32 connected:1; | |
d8cc7fd7 | 446 | u32 tx_mask_normal:1; |
66e89522 | 447 | u32 microsoft_gen1:1; |
6f6c625d | 448 | u32 no_tx:1; |
66e89522 JW |
449 | } flags; |
450 | ||
e23fb964 | 451 | /* transmit support */ |
66e89522 | 452 | int send_flags; |
e23fb964 JW |
453 | u32 carrier; |
454 | unsigned char tx_mask; | |
66e89522 JW |
455 | |
456 | char name[128]; | |
457 | char phys[64]; | |
37dbd3a6 | 458 | enum mceusb_model_type model; |
4840b788 JW |
459 | |
460 | bool need_reset; /* flag to issue a device resume cmd */ | |
ab1072eb | 461 | u8 emver; /* emulator interface version */ |
a411e839 JW |
462 | u8 num_txports; /* number of transmit ports */ |
463 | u8 num_rxports; /* number of receive sensors */ | |
464 | u8 txports_cabled; /* bitmask of transmitters with cable */ | |
465 | u8 rxports_active; /* bitmask of active receive sensors */ | |
66e89522 JW |
466 | }; |
467 | ||
a6fbd3b7 JW |
468 | /* MCE Device Command Strings, generally a port and command pair */ |
469 | static char DEVICE_RESUME[] = {MCE_CMD_NULL, MCE_CMD_PORT_SYS, | |
470 | MCE_CMD_RESUME}; | |
471 | static char GET_REVISION[] = {MCE_CMD_PORT_SYS, MCE_CMD_G_REVISION}; | |
ab1072eb | 472 | static char GET_EMVER[] = {MCE_CMD_PORT_SYS, MCE_CMD_GETEMVER}; |
a6fbd3b7 | 473 | static char GET_WAKEVERSION[] = {MCE_CMD_PORT_SYS, MCE_CMD_GETWAKEVERSION}; |
b71969be | 474 | static char FLASH_LED[] = {MCE_CMD_PORT_SYS, MCE_CMD_FLASHLED}; |
a6fbd3b7 JW |
475 | static char GET_UNKNOWN2[] = {MCE_CMD_PORT_IR, MCE_CMD_UNKNOWN2}; |
476 | static char GET_CARRIER_FREQ[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRCFS}; | |
477 | static char GET_RX_TIMEOUT[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRTIMEOUT}; | |
a411e839 | 478 | static char GET_NUM_PORTS[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRNUMPORTS}; |
a6fbd3b7 JW |
479 | static char GET_TX_BITMASK[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRTXPORTS}; |
480 | static char GET_RX_SENSOR[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRRXPORTEN}; | |
66e89522 JW |
481 | /* sub in desired values in lower byte or bytes for full command */ |
482 | /* FIXME: make use of these for transmit. | |
a6fbd3b7 JW |
483 | static char SET_CARRIER_FREQ[] = {MCE_CMD_PORT_IR, |
484 | MCE_CMD_SETIRCFS, 0x00, 0x00}; | |
485 | static char SET_TX_BITMASK[] = {MCE_CMD_PORT_IR, MCE_CMD_SETIRTXPORTS, 0x00}; | |
486 | static char SET_RX_TIMEOUT[] = {MCE_CMD_PORT_IR, | |
487 | MCE_CMD_SETIRTIMEOUT, 0x00, 0x00}; | |
488 | static char SET_RX_SENSOR[] = {MCE_CMD_PORT_IR, | |
489 | MCE_RSP_EQIRRXPORTEN, 0x00}; | |
66e89522 JW |
490 | */ |
491 | ||
76dea4cf | 492 | static int mceusb_cmd_datasize(u8 cmd, u8 subcmd) |
39dc5c3a MCC |
493 | { |
494 | int datasize = 0; | |
495 | ||
496 | switch (cmd) { | |
a6fbd3b7 JW |
497 | case MCE_CMD_NULL: |
498 | if (subcmd == MCE_CMD_PORT_SYS) | |
39dc5c3a MCC |
499 | datasize = 1; |
500 | break; | |
a6fbd3b7 | 501 | case MCE_CMD_PORT_SYS: |
39dc5c3a | 502 | switch (subcmd) { |
76dea4cf WS |
503 | case MCE_RSP_GETPORTSTATUS: |
504 | datasize = 5; | |
505 | break; | |
a6fbd3b7 JW |
506 | case MCE_RSP_EQWAKEVERSION: |
507 | datasize = 4; | |
508 | break; | |
4a883918 | 509 | case MCE_CMD_G_REVISION: |
39dc5c3a MCC |
510 | datasize = 2; |
511 | break; | |
a6fbd3b7 | 512 | case MCE_RSP_EQWAKESUPPORT: |
76dea4cf WS |
513 | case MCE_RSP_GETWAKESOURCE: |
514 | case MCE_RSP_EQDEVDETAILS: | |
515 | case MCE_RSP_EQEMVER: | |
a6fbd3b7 JW |
516 | datasize = 1; |
517 | break; | |
39dc5c3a | 518 | } |
a6fbd3b7 | 519 | case MCE_CMD_PORT_IR: |
39dc5c3a | 520 | switch (subcmd) { |
4a883918 | 521 | case MCE_CMD_UNKNOWN: |
a6fbd3b7 JW |
522 | case MCE_RSP_EQIRCFS: |
523 | case MCE_RSP_EQIRTIMEOUT: | |
524 | case MCE_RSP_EQIRRXCFCNT: | |
76dea4cf | 525 | case MCE_RSP_EQIRNUMPORTS: |
39dc5c3a MCC |
526 | datasize = 2; |
527 | break; | |
1cd50f25 | 528 | case MCE_CMD_SIG_END: |
a6fbd3b7 JW |
529 | case MCE_RSP_EQIRTXPORTS: |
530 | case MCE_RSP_EQIRRXPORTEN: | |
39dc5c3a MCC |
531 | datasize = 1; |
532 | break; | |
533 | } | |
534 | } | |
535 | return datasize; | |
536 | } | |
537 | ||
66e89522 | 538 | static void mceusb_dev_printdata(struct mceusb_dev *ir, char *buf, |
36e9d260 | 539 | int offset, int len, bool out) |
66e89522 | 540 | { |
6b4a16c3 SY |
541 | #if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG) |
542 | char *inout; | |
5becbc58 | 543 | u8 cmd, subcmd, data1, data2, data3, data4; |
66e89522 | 544 | struct device *dev = ir->dev; |
6b4a16c3 | 545 | int start, skip = 0; |
e217fb43 | 546 | u32 carrier, period; |
36e9d260 | 547 | |
657290b6 | 548 | /* skip meaningless 0xb1 0x60 header bytes on orig receiver */ |
29b4494b | 549 | if (ir->flags.microsoft_gen1 && !out && !offset) |
36e9d260 | 550 | skip = 2; |
66e89522 | 551 | |
36e9d260 | 552 | if (len <= skip) |
66e89522 JW |
553 | return; |
554 | ||
6b4a16c3 SY |
555 | dev_dbg(dev, "%cx data: %*ph (length=%d)", |
556 | (out ? 't' : 'r'), min(len, USB_BUFLEN), buf, len); | |
66e89522 | 557 | |
6b4a16c3 | 558 | inout = out ? "Request" : "Got"; |
66e89522 | 559 | |
36e9d260 JW |
560 | start = offset + skip; |
561 | cmd = buf[start] & 0xff; | |
562 | subcmd = buf[start + 1] & 0xff; | |
563 | data1 = buf[start + 2] & 0xff; | |
564 | data2 = buf[start + 3] & 0xff; | |
a6fbd3b7 JW |
565 | data3 = buf[start + 4] & 0xff; |
566 | data4 = buf[start + 5] & 0xff; | |
66e89522 JW |
567 | |
568 | switch (cmd) { | |
a6fbd3b7 | 569 | case MCE_CMD_NULL: |
a411e839 JW |
570 | if (subcmd == MCE_CMD_NULL) |
571 | break; | |
a6fbd3b7 JW |
572 | if ((subcmd == MCE_CMD_PORT_SYS) && |
573 | (data1 == MCE_CMD_RESUME)) | |
6b4a16c3 | 574 | dev_dbg(dev, "Device resume requested"); |
66e89522 | 575 | else |
6b4a16c3 | 576 | dev_dbg(dev, "Unknown command 0x%02x 0x%02x", |
66e89522 JW |
577 | cmd, subcmd); |
578 | break; | |
a6fbd3b7 | 579 | case MCE_CMD_PORT_SYS: |
66e89522 | 580 | switch (subcmd) { |
a6fbd3b7 JW |
581 | case MCE_RSP_EQEMVER: |
582 | if (!out) | |
6b4a16c3 | 583 | dev_dbg(dev, "Emulator interface version %x", |
a6fbd3b7 JW |
584 | data1); |
585 | break; | |
4a883918 | 586 | case MCE_CMD_G_REVISION: |
66e89522 | 587 | if (len == 2) |
6b4a16c3 | 588 | dev_dbg(dev, "Get hw/sw rev?"); |
66e89522 | 589 | else |
6b4a16c3 SY |
590 | dev_dbg(dev, "hw/sw rev 0x%02x 0x%02x 0x%02x 0x%02x", |
591 | data1, data2, | |
36e9d260 | 592 | buf[start + 4], buf[start + 5]); |
66e89522 | 593 | break; |
a6fbd3b7 | 594 | case MCE_CMD_RESUME: |
6b4a16c3 | 595 | dev_dbg(dev, "Device resume requested"); |
a6fbd3b7 JW |
596 | break; |
597 | case MCE_RSP_CMD_ILLEGAL: | |
6b4a16c3 | 598 | dev_dbg(dev, "Illegal PORT_SYS command"); |
a6fbd3b7 JW |
599 | break; |
600 | case MCE_RSP_EQWAKEVERSION: | |
601 | if (!out) | |
6b4a16c3 | 602 | dev_dbg(dev, "Wake version, proto: 0x%02x, " |
a6fbd3b7 | 603 | "payload: 0x%02x, address: 0x%02x, " |
6b4a16c3 | 604 | "version: 0x%02x", |
a6fbd3b7 | 605 | data1, data2, data3, data4); |
66e89522 | 606 | break; |
a6fbd3b7 JW |
607 | case MCE_RSP_GETPORTSTATUS: |
608 | if (!out) | |
609 | /* We use data1 + 1 here, to match hw labels */ | |
6b4a16c3 | 610 | dev_dbg(dev, "TX port %d: blaster is%s connected", |
a6fbd3b7 | 611 | data1 + 1, data4 ? " not" : ""); |
66e89522 | 612 | break; |
b71969be | 613 | case MCE_CMD_FLASHLED: |
6b4a16c3 | 614 | dev_dbg(dev, "Attempting to flash LED"); |
b71969be | 615 | break; |
66e89522 | 616 | default: |
6b4a16c3 | 617 | dev_dbg(dev, "Unknown command 0x%02x 0x%02x", |
66e89522 JW |
618 | cmd, subcmd); |
619 | break; | |
620 | } | |
621 | break; | |
a6fbd3b7 | 622 | case MCE_CMD_PORT_IR: |
66e89522 | 623 | switch (subcmd) { |
1cd50f25 | 624 | case MCE_CMD_SIG_END: |
6b4a16c3 | 625 | dev_dbg(dev, "End of signal"); |
1cd50f25 | 626 | break; |
4a883918 | 627 | case MCE_CMD_PING: |
6b4a16c3 | 628 | dev_dbg(dev, "Ping"); |
66e89522 | 629 | break; |
4a883918 | 630 | case MCE_CMD_UNKNOWN: |
6b4a16c3 | 631 | dev_dbg(dev, "Resp to 9f 05 of 0x%02x 0x%02x", |
66e89522 JW |
632 | data1, data2); |
633 | break; | |
e217fb43 JW |
634 | case MCE_RSP_EQIRCFS: |
635 | period = DIV_ROUND_CLOSEST( | |
ed7dd240 | 636 | (1U << data1 * 2) * (data2 + 1), 10); |
e217fb43 JW |
637 | if (!period) |
638 | break; | |
639 | carrier = (1000 * 1000) / period; | |
6b4a16c3 | 640 | dev_dbg(dev, "%s carrier of %u Hz (period %uus)", |
e217fb43 | 641 | inout, carrier, period); |
66e89522 | 642 | break; |
a6fbd3b7 | 643 | case MCE_CMD_GETIRCFS: |
6b4a16c3 | 644 | dev_dbg(dev, "Get carrier mode and freq"); |
66e89522 | 645 | break; |
a6fbd3b7 | 646 | case MCE_RSP_EQIRTXPORTS: |
6b4a16c3 | 647 | dev_dbg(dev, "%s transmit blaster mask of 0x%02x", |
66e89522 JW |
648 | inout, data1); |
649 | break; | |
a6fbd3b7 | 650 | case MCE_RSP_EQIRTIMEOUT: |
f3e456cb | 651 | /* value is in units of 50us, so x*50/1000 ms */ |
e217fb43 | 652 | period = ((data1 << 8) | data2) * MCE_TIME_UNIT / 1000; |
6b4a16c3 | 653 | dev_dbg(dev, "%s receive timeout of %d ms", |
e217fb43 | 654 | inout, period); |
66e89522 | 655 | break; |
a6fbd3b7 | 656 | case MCE_CMD_GETIRTIMEOUT: |
6b4a16c3 | 657 | dev_dbg(dev, "Get receive timeout"); |
66e89522 | 658 | break; |
a6fbd3b7 | 659 | case MCE_CMD_GETIRTXPORTS: |
6b4a16c3 | 660 | dev_dbg(dev, "Get transmit blaster mask"); |
66e89522 | 661 | break; |
a6fbd3b7 | 662 | case MCE_RSP_EQIRRXPORTEN: |
6b4a16c3 | 663 | dev_dbg(dev, "%s %s-range receive sensor in use", |
66e89522 JW |
664 | inout, data1 == 0x02 ? "short" : "long"); |
665 | break; | |
a6fbd3b7 JW |
666 | case MCE_CMD_GETIRRXPORTEN: |
667 | /* aka MCE_RSP_EQIRRXCFCNT */ | |
2ee95db2 | 668 | if (out) |
6b4a16c3 | 669 | dev_dbg(dev, "Get receive sensor"); |
2ee95db2 | 670 | else if (ir->learning_enabled) |
6b4a16c3 | 671 | dev_dbg(dev, "RX pulse count: %d", |
66e89522 JW |
672 | ((data1 << 8) | data2)); |
673 | break; | |
a6fbd3b7 JW |
674 | case MCE_RSP_EQIRNUMPORTS: |
675 | if (out) | |
676 | break; | |
6b4a16c3 | 677 | dev_dbg(dev, "Num TX ports: %x, num RX ports: %x", |
a6fbd3b7 JW |
678 | data1, data2); |
679 | break; | |
680 | case MCE_RSP_CMD_ILLEGAL: | |
6b4a16c3 | 681 | dev_dbg(dev, "Illegal PORT_IR command"); |
66e89522 | 682 | break; |
66e89522 | 683 | default: |
6b4a16c3 | 684 | dev_dbg(dev, "Unknown command 0x%02x 0x%02x", |
66e89522 JW |
685 | cmd, subcmd); |
686 | break; | |
687 | } | |
688 | break; | |
689 | default: | |
690 | break; | |
691 | } | |
36e9d260 JW |
692 | |
693 | if (cmd == MCE_IRDATA_TRAILER) | |
6b4a16c3 | 694 | dev_dbg(dev, "End of raw IR data"); |
a6fbd3b7 JW |
695 | else if ((cmd != MCE_CMD_PORT_IR) && |
696 | ((cmd & MCE_PORT_MASK) == MCE_COMMAND_IRDATA)) | |
6b4a16c3 SY |
697 | dev_dbg(dev, "Raw IR data, %d pulse/space samples", ir->rem); |
698 | #endif | |
66e89522 JW |
699 | } |
700 | ||
6ac454aa | 701 | static void mce_async_callback(struct urb *urb) |
66e89522 JW |
702 | { |
703 | struct mceusb_dev *ir; | |
704 | int len; | |
705 | ||
706 | if (!urb) | |
707 | return; | |
708 | ||
709 | ir = urb->context; | |
6b4a16c3 SY |
710 | |
711 | switch (urb->status) { | |
712 | /* success */ | |
713 | case 0: | |
66e89522 JW |
714 | len = urb->actual_length; |
715 | ||
36e9d260 | 716 | mceusb_dev_printdata(ir, urb->transfer_buffer, 0, len, true); |
6b4a16c3 SY |
717 | break; |
718 | ||
719 | case -ECONNRESET: | |
720 | case -ENOENT: | |
721 | case -EILSEQ: | |
722 | case -ESHUTDOWN: | |
723 | break; | |
724 | ||
725 | case -EPIPE: | |
726 | default: | |
727 | dev_err(ir->dev, "Error: request urb status = %d", urb->status); | |
728 | break; | |
66e89522 JW |
729 | } |
730 | ||
0b43fcdf JW |
731 | /* the transfer buffer and urb were allocated in mce_request_packet */ |
732 | kfree(urb->transfer_buffer); | |
733 | usb_free_urb(urb); | |
66e89522 JW |
734 | } |
735 | ||
736 | /* request incoming or send outgoing usb packet - used to initialize remote */ | |
51ea6292 JW |
737 | static void mce_request_packet(struct mceusb_dev *ir, unsigned char *data, |
738 | int size, int urb_type) | |
66e89522 | 739 | { |
51ea6292 | 740 | int res, pipe; |
66e89522 JW |
741 | struct urb *async_urb; |
742 | struct device *dev = ir->dev; | |
743 | unsigned char *async_buf; | |
744 | ||
745 | if (urb_type == MCEUSB_TX) { | |
746 | async_urb = usb_alloc_urb(0, GFP_KERNEL); | |
747 | if (unlikely(!async_urb)) { | |
748 | dev_err(dev, "Error, couldn't allocate urb!\n"); | |
749 | return; | |
750 | } | |
751 | ||
752 | async_buf = kzalloc(size, GFP_KERNEL); | |
753 | if (!async_buf) { | |
754 | dev_err(dev, "Error, couldn't allocate buf!\n"); | |
755 | usb_free_urb(async_urb); | |
756 | return; | |
757 | } | |
758 | ||
759 | /* outbound data */ | |
0cacb46a MD |
760 | if (usb_endpoint_xfer_int(ir->usb_ep_out)) { |
761 | pipe = usb_sndintpipe(ir->usbdev, | |
762 | ir->usb_ep_out->bEndpointAddress); | |
763 | usb_fill_int_urb(async_urb, ir->usbdev, pipe, async_buf, | |
764 | size, mce_async_callback, ir, | |
765 | ir->usb_ep_out->bInterval); | |
766 | } else { | |
767 | pipe = usb_sndbulkpipe(ir->usbdev, | |
768 | ir->usb_ep_out->bEndpointAddress); | |
769 | usb_fill_bulk_urb(async_urb, ir->usbdev, pipe, | |
770 | async_buf, size, mce_async_callback, | |
771 | ir); | |
772 | } | |
66e89522 JW |
773 | memcpy(async_buf, data, size); |
774 | ||
775 | } else if (urb_type == MCEUSB_RX) { | |
776 | /* standard request */ | |
777 | async_urb = ir->urb_in; | |
778 | ir->send_flags = RECV_FLAG_IN_PROGRESS; | |
779 | ||
780 | } else { | |
781 | dev_err(dev, "Error! Unknown urb type %d\n", urb_type); | |
782 | return; | |
783 | } | |
784 | ||
6b4a16c3 | 785 | dev_dbg(dev, "receive request called (size=%#x)", size); |
66e89522 JW |
786 | |
787 | async_urb->transfer_buffer_length = size; | |
788 | async_urb->dev = ir->usbdev; | |
789 | ||
790 | res = usb_submit_urb(async_urb, GFP_ATOMIC); | |
791 | if (res) { | |
6b4a16c3 | 792 | dev_err(dev, "receive request FAILED! (res=%d)", res); |
66e89522 JW |
793 | return; |
794 | } | |
6b4a16c3 | 795 | dev_dbg(dev, "receive request complete (res=%d)", res); |
66e89522 JW |
796 | } |
797 | ||
798 | static void mce_async_out(struct mceusb_dev *ir, unsigned char *data, int size) | |
799 | { | |
4840b788 JW |
800 | int rsize = sizeof(DEVICE_RESUME); |
801 | ||
802 | if (ir->need_reset) { | |
803 | ir->need_reset = false; | |
804 | mce_request_packet(ir, DEVICE_RESUME, rsize, MCEUSB_TX); | |
805 | msleep(10); | |
806 | } | |
807 | ||
51ea6292 | 808 | mce_request_packet(ir, data, size, MCEUSB_TX); |
417c0a23 | 809 | msleep(10); |
66e89522 JW |
810 | } |
811 | ||
3a918aa6 | 812 | static void mce_flush_rx_buffer(struct mceusb_dev *ir, int size) |
66e89522 | 813 | { |
3a918aa6 | 814 | mce_request_packet(ir, NULL, size, MCEUSB_RX); |
66e89522 JW |
815 | } |
816 | ||
e23fb964 | 817 | /* Send data out the IR blaster port(s) */ |
5588dc2b | 818 | static int mceusb_tx_ir(struct rc_dev *dev, unsigned *txbuf, unsigned count) |
e23fb964 | 819 | { |
d8b4b582 | 820 | struct mceusb_dev *ir = dev->priv; |
db8ee106 | 821 | int i, length, ret = 0; |
5588dc2b | 822 | int cmdcount = 0; |
db8ee106 | 823 | unsigned char cmdbuf[MCE_CMDBUF_SIZE]; |
e23fb964 JW |
824 | |
825 | /* MCE tx init header */ | |
a6fbd3b7 JW |
826 | cmdbuf[cmdcount++] = MCE_CMD_PORT_IR; |
827 | cmdbuf[cmdcount++] = MCE_CMD_SETIRTXPORTS; | |
e23fb964 JW |
828 | cmdbuf[cmdcount++] = ir->tx_mask; |
829 | ||
db8ee106 SY |
830 | /* Send the set TX ports command */ |
831 | mce_async_out(ir, cmdbuf, cmdcount); | |
832 | cmdcount = 0; | |
833 | ||
e23fb964 JW |
834 | /* Generate mce packet data */ |
835 | for (i = 0; (i < count) && (cmdcount < MCE_CMDBUF_SIZE); i++) { | |
e23fb964 JW |
836 | txbuf[i] = txbuf[i] / MCE_TIME_UNIT; |
837 | ||
838 | do { /* loop to support long pulses/spaces > 127*50us=6.35ms */ | |
839 | ||
840 | /* Insert mce packet header every 4th entry */ | |
841 | if ((cmdcount < MCE_CMDBUF_SIZE) && | |
db8ee106 | 842 | (cmdcount % MCE_CODE_LENGTH) == 0) |
4a883918 | 843 | cmdbuf[cmdcount++] = MCE_IRDATA_HEADER; |
e23fb964 JW |
844 | |
845 | /* Insert mce packet data */ | |
846 | if (cmdcount < MCE_CMDBUF_SIZE) | |
847 | cmdbuf[cmdcount++] = | |
848 | (txbuf[i] < MCE_PULSE_BIT ? | |
849 | txbuf[i] : MCE_MAX_PULSE_LENGTH) | | |
850 | (i & 1 ? 0x00 : MCE_PULSE_BIT); | |
851 | else { | |
852 | ret = -EINVAL; | |
853 | goto out; | |
854 | } | |
855 | ||
856 | } while ((txbuf[i] > MCE_MAX_PULSE_LENGTH) && | |
857 | (txbuf[i] -= MCE_MAX_PULSE_LENGTH)); | |
858 | } | |
859 | ||
e23fb964 JW |
860 | /* Check if we have room for the empty packet at the end */ |
861 | if (cmdcount >= MCE_CMDBUF_SIZE) { | |
862 | ret = -EINVAL; | |
863 | goto out; | |
864 | } | |
865 | ||
b940a221 DC |
866 | /* Fix packet length in last header */ |
867 | length = cmdcount % MCE_CODE_LENGTH; | |
868 | cmdbuf[cmdcount - length] -= MCE_CODE_LENGTH - length; | |
869 | ||
e23fb964 | 870 | /* All mce commands end with an empty packet (0x80) */ |
4a883918 | 871 | cmdbuf[cmdcount++] = MCE_IRDATA_TRAILER; |
e23fb964 JW |
872 | |
873 | /* Transmit the command to the mce device */ | |
874 | mce_async_out(ir, cmdbuf, cmdcount); | |
875 | ||
e23fb964 | 876 | out: |
5588dc2b | 877 | return ret ? ret : count; |
e23fb964 JW |
878 | } |
879 | ||
6f6c625d | 880 | /* Sets active IR outputs -- mce devices typically have two */ |
d8b4b582 | 881 | static int mceusb_set_tx_mask(struct rc_dev *dev, u32 mask) |
657290b6 | 882 | { |
d8b4b582 | 883 | struct mceusb_dev *ir = dev->priv; |
657290b6 | 884 | |
d8cc7fd7 JW |
885 | if (ir->flags.tx_mask_normal) |
886 | ir->tx_mask = mask; | |
887 | else | |
4a883918 JW |
888 | ir->tx_mask = (mask != MCE_DEFAULT_TX_MASK ? |
889 | mask ^ MCE_DEFAULT_TX_MASK : mask) << 1; | |
657290b6 JW |
890 | |
891 | return 0; | |
892 | } | |
893 | ||
e23fb964 | 894 | /* Sets the send carrier frequency and mode */ |
d8b4b582 | 895 | static int mceusb_set_tx_carrier(struct rc_dev *dev, u32 carrier) |
e23fb964 | 896 | { |
d8b4b582 | 897 | struct mceusb_dev *ir = dev->priv; |
e23fb964 JW |
898 | int clk = 10000000; |
899 | int prescaler = 0, divisor = 0; | |
a6fbd3b7 JW |
900 | unsigned char cmdbuf[4] = { MCE_CMD_PORT_IR, |
901 | MCE_CMD_SETIRCFS, 0x00, 0x00 }; | |
e23fb964 JW |
902 | |
903 | /* Carrier has changed */ | |
904 | if (ir->carrier != carrier) { | |
905 | ||
906 | if (carrier == 0) { | |
907 | ir->carrier = carrier; | |
1cd50f25 | 908 | cmdbuf[2] = MCE_CMD_SIG_END; |
4a883918 | 909 | cmdbuf[3] = MCE_IRDATA_TRAILER; |
6b4a16c3 | 910 | dev_dbg(ir->dev, "disabling carrier modulation"); |
e23fb964 JW |
911 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); |
912 | return carrier; | |
913 | } | |
914 | ||
915 | for (prescaler = 0; prescaler < 4; ++prescaler) { | |
916 | divisor = (clk >> (2 * prescaler)) / carrier; | |
4a883918 | 917 | if (divisor <= 0xff) { |
e23fb964 JW |
918 | ir->carrier = carrier; |
919 | cmdbuf[2] = prescaler; | |
920 | cmdbuf[3] = divisor; | |
6b4a16c3 SY |
921 | dev_dbg(ir->dev, "requesting %u HZ carrier", |
922 | carrier); | |
e23fb964 JW |
923 | |
924 | /* Transmit new carrier to mce device */ | |
925 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); | |
926 | return carrier; | |
927 | } | |
928 | } | |
929 | ||
930 | return -EINVAL; | |
931 | ||
932 | } | |
933 | ||
934 | return carrier; | |
935 | } | |
936 | ||
2ee95db2 JW |
937 | /* |
938 | * We don't do anything but print debug spew for many of the command bits | |
939 | * we receive from the hardware, but some of them are useful information | |
940 | * we want to store so that we can use them. | |
941 | */ | |
942 | static void mceusb_handle_command(struct mceusb_dev *ir, int index) | |
943 | { | |
944 | u8 hi = ir->buf_in[index + 1] & 0xff; | |
945 | u8 lo = ir->buf_in[index + 2] & 0xff; | |
946 | ||
947 | switch (ir->buf_in[index]) { | |
a411e839 JW |
948 | /* the one and only 5-byte return value command */ |
949 | case MCE_RSP_GETPORTSTATUS: | |
950 | if ((ir->buf_in[index + 4] & 0xff) == 0x00) | |
951 | ir->txports_cabled |= 1 << hi; | |
952 | break; | |
953 | ||
2ee95db2 | 954 | /* 2-byte return value commands */ |
a6fbd3b7 | 955 | case MCE_RSP_EQIRTIMEOUT: |
f3e456cb | 956 | ir->rc->timeout = US_TO_NS((hi << 8 | lo) * MCE_TIME_UNIT); |
2ee95db2 | 957 | break; |
a411e839 JW |
958 | case MCE_RSP_EQIRNUMPORTS: |
959 | ir->num_txports = hi; | |
960 | ir->num_rxports = lo; | |
961 | break; | |
2ee95db2 JW |
962 | |
963 | /* 1-byte return value commands */ | |
ab1072eb JW |
964 | case MCE_RSP_EQEMVER: |
965 | ir->emver = hi; | |
966 | break; | |
a6fbd3b7 | 967 | case MCE_RSP_EQIRTXPORTS: |
2ee95db2 JW |
968 | ir->tx_mask = hi; |
969 | break; | |
a6fbd3b7 JW |
970 | case MCE_RSP_EQIRRXPORTEN: |
971 | ir->learning_enabled = ((hi & 0x02) == 0x02); | |
a411e839 | 972 | ir->rxports_active = hi; |
2ee95db2 | 973 | break; |
4840b788 JW |
974 | case MCE_RSP_CMD_ILLEGAL: |
975 | ir->need_reset = true; | |
976 | break; | |
2ee95db2 JW |
977 | default: |
978 | break; | |
979 | } | |
980 | } | |
981 | ||
66e89522 JW |
982 | static void mceusb_process_ir_data(struct mceusb_dev *ir, int buf_len) |
983 | { | |
4651918a | 984 | DEFINE_IR_RAW_EVENT(rawir); |
b83bfd1b | 985 | bool event = false; |
39dc5c3a | 986 | int i = 0; |
66e89522 JW |
987 | |
988 | /* skip meaningless 0xb1 0x60 header bytes on orig receiver */ | |
989 | if (ir->flags.microsoft_gen1) | |
39dc5c3a | 990 | i = 2; |
66e89522 | 991 | |
29b4494b JW |
992 | /* if there's no data, just return now */ |
993 | if (buf_len <= i) | |
994 | return; | |
995 | ||
39dc5c3a MCC |
996 | for (; i < buf_len; i++) { |
997 | switch (ir->parser_state) { | |
998 | case SUBCMD: | |
76dea4cf | 999 | ir->rem = mceusb_cmd_datasize(ir->cmd, ir->buf_in[i]); |
36e9d260 JW |
1000 | mceusb_dev_printdata(ir, ir->buf_in, i - 1, |
1001 | ir->rem + 2, false); | |
2ee95db2 | 1002 | mceusb_handle_command(ir, i); |
39dc5c3a MCC |
1003 | ir->parser_state = CMD_DATA; |
1004 | break; | |
1005 | case PARSE_IRDATA: | |
66e89522 | 1006 | ir->rem--; |
5bd9d73c | 1007 | init_ir_raw_event(&rawir); |
66e89522 JW |
1008 | rawir.pulse = ((ir->buf_in[i] & MCE_PULSE_BIT) != 0); |
1009 | rawir.duration = (ir->buf_in[i] & MCE_PULSE_MASK) | |
b4608fae | 1010 | * US_TO_NS(MCE_TIME_UNIT); |
66e89522 | 1011 | |
6b4a16c3 | 1012 | dev_dbg(ir->dev, "Storing %s with duration %d", |
66e89522 JW |
1013 | rawir.pulse ? "pulse" : "space", |
1014 | rawir.duration); | |
1015 | ||
b83bfd1b SY |
1016 | if (ir_raw_event_store_with_filter(ir->rc, &rawir)) |
1017 | event = true; | |
39dc5c3a MCC |
1018 | break; |
1019 | case CMD_DATA: | |
1020 | ir->rem--; | |
1021 | break; | |
1022 | case CMD_HEADER: | |
1023 | /* decode mce packets of the form (84),AA,BB,CC,DD */ | |
1024 | /* IR data packets can span USB messages - rem */ | |
1025 | ir->cmd = ir->buf_in[i]; | |
a6fbd3b7 JW |
1026 | if ((ir->cmd == MCE_CMD_PORT_IR) || |
1027 | ((ir->cmd & MCE_PORT_MASK) != | |
4a883918 | 1028 | MCE_COMMAND_IRDATA)) { |
39dc5c3a MCC |
1029 | ir->parser_state = SUBCMD; |
1030 | continue; | |
1031 | } | |
1032 | ir->rem = (ir->cmd & MCE_PACKET_LENGTH_MASK); | |
2ee95db2 JW |
1033 | mceusb_dev_printdata(ir, ir->buf_in, |
1034 | i, ir->rem + 1, false); | |
1cd50f25 | 1035 | if (ir->rem) |
39dc5c3a | 1036 | ir->parser_state = PARSE_IRDATA; |
5bd9d73c JW |
1037 | else |
1038 | ir_raw_event_reset(ir->rc); | |
39dc5c3a | 1039 | break; |
66e89522 JW |
1040 | } |
1041 | ||
39dc5c3a MCC |
1042 | if (ir->parser_state != CMD_HEADER && !ir->rem) |
1043 | ir->parser_state = CMD_HEADER; | |
66e89522 | 1044 | } |
b83bfd1b | 1045 | if (event) { |
6b4a16c3 | 1046 | dev_dbg(ir->dev, "processed IR data"); |
b83bfd1b SY |
1047 | ir_raw_event_handle(ir->rc); |
1048 | } | |
66e89522 JW |
1049 | } |
1050 | ||
6ac454aa | 1051 | static void mceusb_dev_recv(struct urb *urb) |
66e89522 JW |
1052 | { |
1053 | struct mceusb_dev *ir; | |
1054 | int buf_len; | |
1055 | ||
1056 | if (!urb) | |
1057 | return; | |
1058 | ||
1059 | ir = urb->context; | |
1060 | if (!ir) { | |
1061 | usb_unlink_urb(urb); | |
1062 | return; | |
1063 | } | |
1064 | ||
1065 | buf_len = urb->actual_length; | |
1066 | ||
66e89522 JW |
1067 | if (ir->send_flags == RECV_FLAG_IN_PROGRESS) { |
1068 | ir->send_flags = SEND_FLAG_COMPLETE; | |
6b4a16c3 | 1069 | dev_dbg(ir->dev, "setup answer received %d bytes\n", |
66e89522 JW |
1070 | buf_len); |
1071 | } | |
1072 | ||
1073 | switch (urb->status) { | |
1074 | /* success */ | |
1075 | case 0: | |
1076 | mceusb_process_ir_data(ir, buf_len); | |
1077 | break; | |
1078 | ||
1079 | case -ECONNRESET: | |
1080 | case -ENOENT: | |
6b4a16c3 | 1081 | case -EILSEQ: |
66e89522 JW |
1082 | case -ESHUTDOWN: |
1083 | usb_unlink_urb(urb); | |
1084 | return; | |
1085 | ||
1086 | case -EPIPE: | |
1087 | default: | |
6b4a16c3 | 1088 | dev_err(ir->dev, "Error: urb status = %d", urb->status); |
66e89522 JW |
1089 | break; |
1090 | } | |
1091 | ||
1092 | usb_submit_urb(urb, GFP_ATOMIC); | |
1093 | } | |
1094 | ||
ab1072eb JW |
1095 | static void mceusb_get_emulator_version(struct mceusb_dev *ir) |
1096 | { | |
1097 | /* If we get no reply or an illegal command reply, its ver 1, says MS */ | |
1098 | ir->emver = 1; | |
1099 | mce_async_out(ir, GET_EMVER, sizeof(GET_EMVER)); | |
1100 | } | |
1101 | ||
66e89522 JW |
1102 | static void mceusb_gen1_init(struct mceusb_dev *ir) |
1103 | { | |
ca17a4f0 | 1104 | int ret; |
66e89522 | 1105 | struct device *dev = ir->dev; |
b48592e4 | 1106 | char *data; |
657290b6 JW |
1107 | |
1108 | data = kzalloc(USB_CTRL_MSG_SZ, GFP_KERNEL); | |
1109 | if (!data) { | |
6b4a16c3 | 1110 | dev_err(dev, "%s: memory allocation failed!", __func__); |
657290b6 JW |
1111 | return; |
1112 | } | |
66e89522 JW |
1113 | |
1114 | /* | |
b48592e4 | 1115 | * This is a strange one. Windows issues a set address to the device |
66e89522 JW |
1116 | * on the receive control pipe and expect a certain value pair back |
1117 | */ | |
66e89522 JW |
1118 | ret = usb_control_msg(ir->usbdev, usb_rcvctrlpipe(ir->usbdev, 0), |
1119 | USB_REQ_SET_ADDRESS, USB_TYPE_VENDOR, 0, 0, | |
657290b6 | 1120 | data, USB_CTRL_MSG_SZ, HZ * 3); |
6b4a16c3 SY |
1121 | dev_dbg(dev, "set address - ret = %d", ret); |
1122 | dev_dbg(dev, "set address - data[0] = %d, data[1] = %d", | |
1123 | data[0], data[1]); | |
66e89522 JW |
1124 | |
1125 | /* set feature: bit rate 38400 bps */ | |
1126 | ret = usb_control_msg(ir->usbdev, usb_sndctrlpipe(ir->usbdev, 0), | |
1127 | USB_REQ_SET_FEATURE, USB_TYPE_VENDOR, | |
1128 | 0xc04e, 0x0000, NULL, 0, HZ * 3); | |
1129 | ||
6b4a16c3 | 1130 | dev_dbg(dev, "set feature - ret = %d", ret); |
66e89522 JW |
1131 | |
1132 | /* bRequest 4: set char length to 8 bits */ | |
1133 | ret = usb_control_msg(ir->usbdev, usb_sndctrlpipe(ir->usbdev, 0), | |
1134 | 4, USB_TYPE_VENDOR, | |
1135 | 0x0808, 0x0000, NULL, 0, HZ * 3); | |
6b4a16c3 | 1136 | dev_dbg(dev, "set char length - retB = %d", ret); |
66e89522 JW |
1137 | |
1138 | /* bRequest 2: set handshaking to use DTR/DSR */ | |
1139 | ret = usb_control_msg(ir->usbdev, usb_sndctrlpipe(ir->usbdev, 0), | |
1140 | 2, USB_TYPE_VENDOR, | |
1141 | 0x0000, 0x0100, NULL, 0, HZ * 3); | |
6b4a16c3 | 1142 | dev_dbg(dev, "set handshake - retC = %d", ret); |
657290b6 | 1143 | |
a6fbd3b7 JW |
1144 | /* device resume */ |
1145 | mce_async_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME)); | |
22b0766b JW |
1146 | |
1147 | /* get hw/sw revision? */ | |
1148 | mce_async_out(ir, GET_REVISION, sizeof(GET_REVISION)); | |
22b0766b | 1149 | |
657290b6 | 1150 | kfree(data); |
8dfef674 | 1151 | } |
66e89522 JW |
1152 | |
1153 | static void mceusb_gen2_init(struct mceusb_dev *ir) | |
1154 | { | |
a6fbd3b7 JW |
1155 | /* device resume */ |
1156 | mce_async_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME)); | |
66e89522 | 1157 | |
a6fbd3b7 JW |
1158 | /* get wake version (protocol, key, address) */ |
1159 | mce_async_out(ir, GET_WAKEVERSION, sizeof(GET_WAKEVERSION)); | |
1160 | ||
1161 | /* unknown what this one actually returns... */ | |
22b0766b | 1162 | mce_async_out(ir, GET_UNKNOWN2, sizeof(GET_UNKNOWN2)); |
66e89522 JW |
1163 | } |
1164 | ||
22b0766b | 1165 | static void mceusb_get_parameters(struct mceusb_dev *ir) |
66e89522 | 1166 | { |
a411e839 JW |
1167 | int i; |
1168 | unsigned char cmdbuf[3] = { MCE_CMD_PORT_SYS, | |
1169 | MCE_CMD_GETPORTSTATUS, 0x00 }; | |
1170 | ||
1171 | /* defaults, if the hardware doesn't support querying */ | |
1172 | ir->num_txports = 2; | |
1173 | ir->num_rxports = 2; | |
1174 | ||
1175 | /* get number of tx and rx ports */ | |
1176 | mce_async_out(ir, GET_NUM_PORTS, sizeof(GET_NUM_PORTS)); | |
1177 | ||
66e89522 JW |
1178 | /* get the carrier and frequency */ |
1179 | mce_async_out(ir, GET_CARRIER_FREQ, sizeof(GET_CARRIER_FREQ)); | |
66e89522 | 1180 | |
a411e839 | 1181 | if (ir->num_txports && !ir->flags.no_tx) |
6f6c625d JW |
1182 | /* get the transmitter bitmask */ |
1183 | mce_async_out(ir, GET_TX_BITMASK, sizeof(GET_TX_BITMASK)); | |
66e89522 JW |
1184 | |
1185 | /* get receiver timeout value */ | |
1186 | mce_async_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT)); | |
66e89522 JW |
1187 | |
1188 | /* get receiver sensor setting */ | |
1189 | mce_async_out(ir, GET_RX_SENSOR, sizeof(GET_RX_SENSOR)); | |
a411e839 JW |
1190 | |
1191 | for (i = 0; i < ir->num_txports; i++) { | |
1192 | cmdbuf[2] = i; | |
1193 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); | |
1194 | } | |
66e89522 JW |
1195 | } |
1196 | ||
b71969be JW |
1197 | static void mceusb_flash_led(struct mceusb_dev *ir) |
1198 | { | |
1199 | if (ir->emver < 2) | |
1200 | return; | |
1201 | ||
1202 | mce_async_out(ir, FLASH_LED, sizeof(FLASH_LED)); | |
1203 | } | |
1204 | ||
e947d9ad | 1205 | static struct rc_dev *mceusb_init_rc_dev(struct mceusb_dev *ir) |
66e89522 | 1206 | { |
e947d9ad | 1207 | struct usb_device *udev = ir->usbdev; |
66e89522 | 1208 | struct device *dev = ir->dev; |
d8b4b582 DH |
1209 | struct rc_dev *rc; |
1210 | int ret; | |
66e89522 | 1211 | |
d8b4b582 DH |
1212 | rc = rc_allocate_device(); |
1213 | if (!rc) { | |
6b4a16c3 | 1214 | dev_err(dev, "remote dev allocation failed"); |
d8b4b582 | 1215 | goto out; |
66e89522 JW |
1216 | } |
1217 | ||
3459d455 | 1218 | snprintf(ir->name, sizeof(ir->name), "%s (%04x:%04x)", |
d8b4b582 | 1219 | mceusb_model[ir->model].name ? |
5ad1a555 | 1220 | mceusb_model[ir->model].name : |
d8b4b582 | 1221 | "Media Center Ed. eHome Infrared Remote Transceiver", |
66e89522 JW |
1222 | le16_to_cpu(ir->usbdev->descriptor.idVendor), |
1223 | le16_to_cpu(ir->usbdev->descriptor.idProduct)); | |
1224 | ||
66e89522 | 1225 | usb_make_path(ir->usbdev, ir->phys, sizeof(ir->phys)); |
66e89522 | 1226 | |
d8b4b582 DH |
1227 | rc->input_name = ir->name; |
1228 | rc->input_phys = ir->phys; | |
1229 | usb_to_input_id(ir->usbdev, &rc->input_id); | |
1230 | rc->dev.parent = dev; | |
1231 | rc->priv = ir; | |
1232 | rc->driver_type = RC_DRIVER_IR_RAW; | |
c5540fbb | 1233 | rc->allowed_protocols = RC_BIT_ALL; |
9824ae4a | 1234 | rc->timeout = MS_TO_NS(100); |
6f6c625d | 1235 | if (!ir->flags.no_tx) { |
d8b4b582 DH |
1236 | rc->s_tx_mask = mceusb_set_tx_mask; |
1237 | rc->s_tx_carrier = mceusb_set_tx_carrier; | |
1238 | rc->tx_ir = mceusb_tx_ir; | |
6f6c625d | 1239 | } |
d8b4b582 | 1240 | rc->driver_name = DRIVER_NAME; |
5b8c8d41 MCC |
1241 | |
1242 | switch (le16_to_cpu(udev->descriptor.idVendor)) { | |
1243 | case VENDOR_HAUPPAUGE: | |
1244 | rc->map_name = RC_MAP_HAUPPAUGE; | |
1245 | break; | |
1246 | case VENDOR_PCTV: | |
1247 | rc->map_name = RC_MAP_PINNACLE_PCTV_HD; | |
1248 | break; | |
1249 | default: | |
1250 | rc->map_name = RC_MAP_RC6_MCE; | |
1251 | } | |
1252 | if (mceusb_model[ir->model].rc_map) | |
1253 | rc->map_name = mceusb_model[ir->model].rc_map; | |
66e89522 | 1254 | |
d8b4b582 | 1255 | ret = rc_register_device(rc); |
66e89522 | 1256 | if (ret < 0) { |
6b4a16c3 | 1257 | dev_err(dev, "remote dev registration failed"); |
d8b4b582 | 1258 | goto out; |
66e89522 JW |
1259 | } |
1260 | ||
d8b4b582 | 1261 | return rc; |
66e89522 | 1262 | |
d8b4b582 DH |
1263 | out: |
1264 | rc_free_device(rc); | |
66e89522 JW |
1265 | return NULL; |
1266 | } | |
1267 | ||
4c62e976 GKH |
1268 | static int mceusb_dev_probe(struct usb_interface *intf, |
1269 | const struct usb_device_id *id) | |
66e89522 JW |
1270 | { |
1271 | struct usb_device *dev = interface_to_usbdev(intf); | |
1272 | struct usb_host_interface *idesc; | |
1273 | struct usb_endpoint_descriptor *ep = NULL; | |
1274 | struct usb_endpoint_descriptor *ep_in = NULL; | |
1275 | struct usb_endpoint_descriptor *ep_out = NULL; | |
66e89522 | 1276 | struct mceusb_dev *ir = NULL; |
d732a72d | 1277 | int pipe, maxp, i; |
66e89522 | 1278 | char buf[63], name[128] = ""; |
37dbd3a6 | 1279 | enum mceusb_model_type model = id->driver_info; |
66e89522 JW |
1280 | bool is_gen3; |
1281 | bool is_microsoft_gen1; | |
d8cc7fd7 | 1282 | bool tx_mask_normal; |
a6994eb0 | 1283 | int ir_intfnum; |
66e89522 | 1284 | |
6b4a16c3 | 1285 | dev_dbg(&intf->dev, "%s called", __func__); |
66e89522 | 1286 | |
66e89522 JW |
1287 | idesc = intf->cur_altsetting; |
1288 | ||
37dbd3a6 MCC |
1289 | is_gen3 = mceusb_model[model].mce_gen3; |
1290 | is_microsoft_gen1 = mceusb_model[model].mce_gen1; | |
d8cc7fd7 | 1291 | tx_mask_normal = mceusb_model[model].tx_mask_normal; |
a6994eb0 | 1292 | ir_intfnum = mceusb_model[model].ir_intfnum; |
56e92f60 | 1293 | |
a6994eb0 JW |
1294 | /* There are multi-function devices with non-IR interfaces */ |
1295 | if (idesc->desc.bInterfaceNumber != ir_intfnum) | |
1296 | return -ENODEV; | |
66e89522 JW |
1297 | |
1298 | /* step through the endpoints to find first bulk in and out endpoint */ | |
1299 | for (i = 0; i < idesc->desc.bNumEndpoints; ++i) { | |
1300 | ep = &idesc->endpoint[i].desc; | |
1301 | ||
0cacb46a MD |
1302 | if (ep_in == NULL) { |
1303 | if (usb_endpoint_is_bulk_in(ep)) { | |
1304 | ep_in = ep; | |
1305 | dev_dbg(&intf->dev, "acceptable bulk inbound endpoint found\n"); | |
1306 | } else if (usb_endpoint_is_int_in(ep)) { | |
1307 | ep_in = ep; | |
1308 | ep_in->bInterval = 1; | |
1309 | dev_dbg(&intf->dev, "acceptable interrupt inbound endpoint found\n"); | |
1310 | } | |
66e89522 JW |
1311 | } |
1312 | ||
0cacb46a MD |
1313 | if (ep_out == NULL) { |
1314 | if (usb_endpoint_is_bulk_out(ep)) { | |
1315 | ep_out = ep; | |
1316 | dev_dbg(&intf->dev, "acceptable bulk outbound endpoint found\n"); | |
1317 | } else if (usb_endpoint_is_int_out(ep)) { | |
1318 | ep_out = ep; | |
1319 | ep_out->bInterval = 1; | |
1320 | dev_dbg(&intf->dev, "acceptable interrupt outbound endpoint found\n"); | |
1321 | } | |
66e89522 JW |
1322 | } |
1323 | } | |
1324 | if (ep_in == NULL) { | |
6b4a16c3 | 1325 | dev_dbg(&intf->dev, "inbound and/or endpoint not found"); |
66e89522 JW |
1326 | return -ENODEV; |
1327 | } | |
1328 | ||
0cacb46a MD |
1329 | if (usb_endpoint_xfer_int(ep_in)) |
1330 | pipe = usb_rcvintpipe(dev, ep_in->bEndpointAddress); | |
1331 | else | |
1332 | pipe = usb_rcvbulkpipe(dev, ep_in->bEndpointAddress); | |
66e89522 JW |
1333 | maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe)); |
1334 | ||
1335 | ir = kzalloc(sizeof(struct mceusb_dev), GFP_KERNEL); | |
1336 | if (!ir) | |
1337 | goto mem_alloc_fail; | |
1338 | ||
1339 | ir->buf_in = usb_alloc_coherent(dev, maxp, GFP_ATOMIC, &ir->dma_in); | |
1340 | if (!ir->buf_in) | |
1341 | goto buf_in_alloc_fail; | |
1342 | ||
1343 | ir->urb_in = usb_alloc_urb(0, GFP_KERNEL); | |
1344 | if (!ir->urb_in) | |
1345 | goto urb_in_alloc_fail; | |
1346 | ||
e947d9ad | 1347 | ir->usbdev = usb_get_dev(dev); |
66e89522 JW |
1348 | ir->dev = &intf->dev; |
1349 | ir->len_in = maxp; | |
66e89522 | 1350 | ir->flags.microsoft_gen1 = is_microsoft_gen1; |
d8cc7fd7 | 1351 | ir->flags.tx_mask_normal = tx_mask_normal; |
6f6c625d | 1352 | ir->flags.no_tx = mceusb_model[model].no_tx; |
37dbd3a6 MCC |
1353 | ir->model = model; |
1354 | ||
66e89522 | 1355 | /* Saving usb interface data for use by the transmitter routine */ |
66e89522 JW |
1356 | ir->usb_ep_out = ep_out; |
1357 | ||
1358 | if (dev->descriptor.iManufacturer | |
1359 | && usb_string(dev, dev->descriptor.iManufacturer, | |
1360 | buf, sizeof(buf)) > 0) | |
1361 | strlcpy(name, buf, sizeof(name)); | |
1362 | if (dev->descriptor.iProduct | |
1363 | && usb_string(dev, dev->descriptor.iProduct, | |
1364 | buf, sizeof(buf)) > 0) | |
1365 | snprintf(name + strlen(name), sizeof(name) - strlen(name), | |
1366 | " %s", buf); | |
1367 | ||
e947d9ad | 1368 | ir->rc = mceusb_init_rc_dev(ir); |
d8b4b582 DH |
1369 | if (!ir->rc) |
1370 | goto rc_dev_fail; | |
66e89522 | 1371 | |
b48592e4 | 1372 | /* wire up inbound data handler */ |
6ac454aa SY |
1373 | usb_fill_int_urb(ir->urb_in, dev, pipe, ir->buf_in, maxp, |
1374 | mceusb_dev_recv, ir, ep_in->bInterval); | |
66e89522 JW |
1375 | ir->urb_in->transfer_dma = ir->dma_in; |
1376 | ir->urb_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; | |
1377 | ||
3a918aa6 | 1378 | /* flush buffers on the device */ |
6b4a16c3 | 1379 | dev_dbg(&intf->dev, "Flushing receive buffers\n"); |
3a918aa6 JW |
1380 | mce_flush_rx_buffer(ir, maxp); |
1381 | ||
ab1072eb JW |
1382 | /* figure out which firmware/emulator version this hardware has */ |
1383 | mceusb_get_emulator_version(ir); | |
1384 | ||
66e89522 | 1385 | /* initialize device */ |
22b0766b | 1386 | if (ir->flags.microsoft_gen1) |
66e89522 | 1387 | mceusb_gen1_init(ir); |
22b0766b | 1388 | else if (!is_gen3) |
66e89522 JW |
1389 | mceusb_gen2_init(ir); |
1390 | ||
22b0766b | 1391 | mceusb_get_parameters(ir); |
66e89522 | 1392 | |
b71969be JW |
1393 | mceusb_flash_led(ir); |
1394 | ||
6f6c625d | 1395 | if (!ir->flags.no_tx) |
d8b4b582 | 1396 | mceusb_set_tx_mask(ir->rc, MCE_DEFAULT_TX_MASK); |
66e89522 JW |
1397 | |
1398 | usb_set_intfdata(intf, ir); | |
1399 | ||
fa334898 JW |
1400 | /* enable wake via this device */ |
1401 | device_set_wakeup_capable(ir->dev, true); | |
1402 | device_set_wakeup_enable(ir->dev, true); | |
1403 | ||
6b4a16c3 SY |
1404 | dev_info(&intf->dev, "Registered %s with mce emulator interface version %x", |
1405 | name, ir->emver); | |
1406 | dev_info(&intf->dev, "%x tx ports (0x%x cabled) and %x rx sensors (0x%x active)", | |
a411e839 JW |
1407 | ir->num_txports, ir->txports_cabled, |
1408 | ir->num_rxports, ir->rxports_active); | |
66e89522 JW |
1409 | |
1410 | return 0; | |
1411 | ||
1412 | /* Error-handling path */ | |
d8b4b582 | 1413 | rc_dev_fail: |
e947d9ad | 1414 | usb_put_dev(ir->usbdev); |
66e89522 JW |
1415 | usb_free_urb(ir->urb_in); |
1416 | urb_in_alloc_fail: | |
1417 | usb_free_coherent(dev, maxp, ir->buf_in, ir->dma_in); | |
1418 | buf_in_alloc_fail: | |
1419 | kfree(ir); | |
1420 | mem_alloc_fail: | |
6b4a16c3 | 1421 | dev_err(&intf->dev, "%s: device setup failed!", __func__); |
66e89522 JW |
1422 | |
1423 | return -ENOMEM; | |
1424 | } | |
1425 | ||
1426 | ||
4c62e976 | 1427 | static void mceusb_dev_disconnect(struct usb_interface *intf) |
66e89522 JW |
1428 | { |
1429 | struct usb_device *dev = interface_to_usbdev(intf); | |
1430 | struct mceusb_dev *ir = usb_get_intfdata(intf); | |
1431 | ||
1432 | usb_set_intfdata(intf, NULL); | |
1433 | ||
1434 | if (!ir) | |
1435 | return; | |
1436 | ||
1437 | ir->usbdev = NULL; | |
d8b4b582 | 1438 | rc_unregister_device(ir->rc); |
66e89522 JW |
1439 | usb_kill_urb(ir->urb_in); |
1440 | usb_free_urb(ir->urb_in); | |
1441 | usb_free_coherent(dev, ir->len_in, ir->buf_in, ir->dma_in); | |
e947d9ad | 1442 | usb_put_dev(dev); |
66e89522 JW |
1443 | |
1444 | kfree(ir); | |
1445 | } | |
1446 | ||
1447 | static int mceusb_dev_suspend(struct usb_interface *intf, pm_message_t message) | |
1448 | { | |
1449 | struct mceusb_dev *ir = usb_get_intfdata(intf); | |
6b4a16c3 | 1450 | dev_info(ir->dev, "suspend"); |
66e89522 JW |
1451 | usb_kill_urb(ir->urb_in); |
1452 | return 0; | |
1453 | } | |
1454 | ||
1455 | static int mceusb_dev_resume(struct usb_interface *intf) | |
1456 | { | |
1457 | struct mceusb_dev *ir = usb_get_intfdata(intf); | |
6b4a16c3 | 1458 | dev_info(ir->dev, "resume"); |
66e89522 JW |
1459 | if (usb_submit_urb(ir->urb_in, GFP_ATOMIC)) |
1460 | return -EIO; | |
1461 | return 0; | |
1462 | } | |
1463 | ||
1464 | static struct usb_driver mceusb_dev_driver = { | |
1465 | .name = DRIVER_NAME, | |
1466 | .probe = mceusb_dev_probe, | |
4c62e976 | 1467 | .disconnect = mceusb_dev_disconnect, |
66e89522 JW |
1468 | .suspend = mceusb_dev_suspend, |
1469 | .resume = mceusb_dev_resume, | |
1470 | .reset_resume = mceusb_dev_resume, | |
1471 | .id_table = mceusb_dev_table | |
1472 | }; | |
1473 | ||
ecb3b2b3 | 1474 | module_usb_driver(mceusb_dev_driver); |
66e89522 JW |
1475 | |
1476 | MODULE_DESCRIPTION(DRIVER_DESC); | |
1477 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
1478 | MODULE_LICENSE("GPL"); | |
1479 | MODULE_DEVICE_TABLE(usb, mceusb_dev_table); |