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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 | * | |
66e89522 JW |
34 | */ |
35 | ||
36 | #include <linux/device.h> | |
37 | #include <linux/module.h> | |
38 | #include <linux/slab.h> | |
a06854a6 | 39 | #include <linux/workqueue.h> |
635f76b2 PB |
40 | #include <linux/usb.h> |
41 | #include <linux/usb/input.h> | |
fa334898 | 42 | #include <linux/pm_wakeup.h> |
6bda9644 | 43 | #include <media/rc-core.h> |
66e89522 | 44 | |
279c60fd | 45 | #define DRIVER_VERSION "1.94" |
fda516b7 | 46 | #define DRIVER_AUTHOR "Jarod Wilson <jarod@redhat.com>" |
66e89522 JW |
47 | #define DRIVER_DESC "Windows Media Center Ed. eHome Infrared Transceiver " \ |
48 | "device driver" | |
49 | #define DRIVER_NAME "mceusb" | |
50 | ||
4a883918 JW |
51 | #define USB_CTRL_MSG_SZ 2 /* Size of usb ctrl msg on gen1 hw */ |
52 | #define MCE_G1_INIT_MSGS 40 /* Init messages on gen1 hw to throw out */ | |
66e89522 JW |
53 | |
54 | /* MCE constants */ | |
4a883918 JW |
55 | #define MCE_CMDBUF_SIZE 384 /* MCE Command buffer length */ |
56 | #define MCE_TIME_UNIT 50 /* Approx 50us resolution */ | |
57 | #define MCE_CODE_LENGTH 5 /* Normal length of packet (with header) */ | |
58 | #define MCE_PACKET_SIZE 4 /* Normal length of packet (without header) */ | |
59 | #define MCE_IRDATA_HEADER 0x84 /* Actual header format is 0x80 + num_bytes */ | |
60 | #define MCE_IRDATA_TRAILER 0x80 /* End of IR data */ | |
4a883918 JW |
61 | #define MCE_MAX_CHANNELS 2 /* Two transmitters, hardware dependent? */ |
62 | #define MCE_DEFAULT_TX_MASK 0x03 /* Vals: TX1=0x01, TX2=0x02, ALL=0x03 */ | |
63 | #define MCE_PULSE_BIT 0x80 /* Pulse bit, MSB set == PULSE else SPACE */ | |
64 | #define MCE_PULSE_MASK 0x7f /* Pulse mask */ | |
65 | #define MCE_MAX_PULSE_LENGTH 0x7f /* Longest transmittable pulse symbol */ | |
66 | ||
a6fbd3b7 JW |
67 | /* |
68 | * The interface between the host and the IR hardware is command-response | |
69 | * based. All commands and responses have a consistent format, where a lead | |
70 | * byte always identifies the type of data following it. The lead byte has | |
71 | * a port value in the 3 highest bits and a length value in the 5 lowest | |
72 | * bits. | |
73 | * | |
74 | * The length field is overloaded, with a value of 11111 indicating that the | |
75 | * following byte is a command or response code, and the length of the entire | |
76 | * message is determined by the code. If the length field is not 11111, then | |
77 | * it specifies the number of bytes of port data that follow. | |
78 | */ | |
79 | #define MCE_CMD 0x1f | |
80 | #define MCE_PORT_IR 0x4 /* (0x4 << 5) | MCE_CMD = 0x9f */ | |
81 | #define MCE_PORT_SYS 0x7 /* (0x7 << 5) | MCE_CMD = 0xff */ | |
04ad3011 | 82 | #define MCE_PORT_SER 0x6 /* 0xc0 through 0xdf flush & 0x1f bytes */ |
6b4a16c3 | 83 | #define MCE_PORT_MASK 0xe0 /* Mask out command bits */ |
a6fbd3b7 JW |
84 | |
85 | /* Command port headers */ | |
86 | #define MCE_CMD_PORT_IR 0x9f /* IR-related cmd/rsp */ | |
87 | #define MCE_CMD_PORT_SYS 0xff /* System (non-IR) device cmd/rsp */ | |
88 | ||
89 | /* Commands that set device state (2-4 bytes in length) */ | |
90 | #define MCE_CMD_RESET 0xfe /* Reset device, 2 bytes */ | |
91 | #define MCE_CMD_RESUME 0xaa /* Resume device after error, 2 bytes */ | |
92 | #define MCE_CMD_SETIRCFS 0x06 /* Set tx carrier, 4 bytes */ | |
93 | #define MCE_CMD_SETIRTIMEOUT 0x0c /* Set timeout, 4 bytes */ | |
94 | #define MCE_CMD_SETIRTXPORTS 0x08 /* Set tx ports, 3 bytes */ | |
95 | #define MCE_CMD_SETIRRXPORTEN 0x14 /* Set rx ports, 3 bytes */ | |
96 | #define MCE_CMD_FLASHLED 0x23 /* Flash receiver LED, 2 bytes */ | |
97 | ||
98 | /* Commands that query device state (all 2 bytes, unless noted) */ | |
99 | #define MCE_CMD_GETIRCFS 0x07 /* Get carrier */ | |
100 | #define MCE_CMD_GETIRTIMEOUT 0x0d /* Get timeout */ | |
101 | #define MCE_CMD_GETIRTXPORTS 0x13 /* Get tx ports */ | |
102 | #define MCE_CMD_GETIRRXPORTEN 0x15 /* Get rx ports */ | |
103 | #define MCE_CMD_GETPORTSTATUS 0x11 /* Get tx port status, 3 bytes */ | |
104 | #define MCE_CMD_GETIRNUMPORTS 0x16 /* Get number of ports */ | |
105 | #define MCE_CMD_GETWAKESOURCE 0x17 /* Get wake source */ | |
106 | #define MCE_CMD_GETEMVER 0x22 /* Get emulator interface version */ | |
107 | #define MCE_CMD_GETDEVDETAILS 0x21 /* Get device details (em ver2 only) */ | |
108 | #define MCE_CMD_GETWAKESUPPORT 0x20 /* Get wake details (em ver2 only) */ | |
109 | #define MCE_CMD_GETWAKEVERSION 0x18 /* Get wake pattern (em ver2 only) */ | |
110 | ||
111 | /* Misc commands */ | |
112 | #define MCE_CMD_NOP 0xff /* No operation */ | |
113 | ||
114 | /* Responses to commands (non-error cases) */ | |
115 | #define MCE_RSP_EQIRCFS 0x06 /* tx carrier, 4 bytes */ | |
116 | #define MCE_RSP_EQIRTIMEOUT 0x0c /* rx timeout, 4 bytes */ | |
117 | #define MCE_RSP_GETWAKESOURCE 0x17 /* wake source, 3 bytes */ | |
118 | #define MCE_RSP_EQIRTXPORTS 0x08 /* tx port mask, 3 bytes */ | |
119 | #define MCE_RSP_EQIRRXPORTEN 0x14 /* rx port mask, 3 bytes */ | |
120 | #define MCE_RSP_GETPORTSTATUS 0x11 /* tx port status, 7 bytes */ | |
121 | #define MCE_RSP_EQIRRXCFCNT 0x15 /* rx carrier count, 4 bytes */ | |
122 | #define MCE_RSP_EQIRNUMPORTS 0x16 /* number of ports, 4 bytes */ | |
123 | #define MCE_RSP_EQWAKESUPPORT 0x20 /* wake capabilities, 3 bytes */ | |
124 | #define MCE_RSP_EQWAKEVERSION 0x18 /* wake pattern details, 6 bytes */ | |
125 | #define MCE_RSP_EQDEVDETAILS 0x21 /* device capabilities, 3 bytes */ | |
126 | #define MCE_RSP_EQEMVER 0x22 /* emulator interface ver, 3 bytes */ | |
127 | #define MCE_RSP_FLASHLED 0x23 /* success flashing LED, 2 bytes */ | |
128 | ||
129 | /* Responses to error cases, must send MCE_CMD_RESUME to clear them */ | |
130 | #define MCE_RSP_CMD_ILLEGAL 0xfe /* illegal command for port, 2 bytes */ | |
131 | #define MCE_RSP_TX_TIMEOUT 0x81 /* tx timed out, 2 bytes */ | |
132 | ||
133 | /* Misc commands/responses not defined in the MCE remote/transceiver spec */ | |
1cd50f25 | 134 | #define MCE_CMD_SIG_END 0x01 /* End of signal */ |
4a883918 JW |
135 | #define MCE_CMD_PING 0x03 /* Ping device */ |
136 | #define MCE_CMD_UNKNOWN 0x04 /* Unknown */ | |
137 | #define MCE_CMD_UNKNOWN2 0x05 /* Unknown */ | |
4a883918 JW |
138 | #define MCE_CMD_UNKNOWN3 0x09 /* Unknown */ |
139 | #define MCE_CMD_UNKNOWN4 0x0a /* Unknown */ | |
140 | #define MCE_CMD_G_REVISION 0x0b /* Get hw/sw revision */ | |
4a883918 JW |
141 | #define MCE_CMD_UNKNOWN5 0x0e /* Unknown */ |
142 | #define MCE_CMD_UNKNOWN6 0x0f /* Unknown */ | |
4a883918 JW |
143 | #define MCE_CMD_UNKNOWN8 0x19 /* Unknown */ |
144 | #define MCE_CMD_UNKNOWN9 0x1b /* Unknown */ | |
a6fbd3b7 | 145 | #define MCE_CMD_NULL 0x00 /* These show up various places... */ |
66e89522 | 146 | |
a6fbd3b7 JW |
147 | /* if buf[i] & MCE_PORT_MASK == 0x80 and buf[i] != MCE_CMD_PORT_IR, |
148 | * then we're looking at a raw IR data sample */ | |
149 | #define MCE_COMMAND_IRDATA 0x80 | |
150 | #define MCE_PACKET_LENGTH_MASK 0x1f /* Packet length mask */ | |
66e89522 | 151 | |
66e89522 JW |
152 | #define VENDOR_PHILIPS 0x0471 |
153 | #define VENDOR_SMK 0x0609 | |
154 | #define VENDOR_TATUNG 0x1460 | |
155 | #define VENDOR_GATEWAY 0x107b | |
156 | #define VENDOR_SHUTTLE 0x1308 | |
157 | #define VENDOR_SHUTTLE2 0x051c | |
158 | #define VENDOR_MITSUMI 0x03ee | |
159 | #define VENDOR_TOPSEED 0x1784 | |
160 | #define VENDOR_RICAVISION 0x179d | |
161 | #define VENDOR_ITRON 0x195d | |
162 | #define VENDOR_FIC 0x1509 | |
163 | #define VENDOR_LG 0x043e | |
164 | #define VENDOR_MICROSOFT 0x045e | |
165 | #define VENDOR_FORMOSA 0x147a | |
166 | #define VENDOR_FINTEK 0x1934 | |
167 | #define VENDOR_PINNACLE 0x2304 | |
168 | #define VENDOR_ECS 0x1019 | |
169 | #define VENDOR_WISTRON 0x0fb8 | |
170 | #define VENDOR_COMPRO 0x185b | |
171 | #define VENDOR_NORTHSTAR 0x04eb | |
172 | #define VENDOR_REALTEK 0x0bda | |
173 | #define VENDOR_TIVO 0x105a | |
56e92f60 | 174 | #define VENDOR_CONEXANT 0x0572 |
a4de5f05 | 175 | #define VENDOR_TWISTEDMELON 0x2596 |
eda9dfd6 | 176 | #define VENDOR_HAUPPAUGE 0x2040 |
9683e01e | 177 | #define VENDOR_PCTV 0x2013 |
e186613a | 178 | #define VENDOR_ADAPTEC 0x03f3 |
66e89522 | 179 | |
37dbd3a6 MCC |
180 | enum mceusb_model_type { |
181 | MCE_GEN2 = 0, /* Most boards */ | |
182 | MCE_GEN1, | |
183 | MCE_GEN3, | |
aec3eadf | 184 | MCE_GEN3_BROKEN_IRTIMEOUT, |
37dbd3a6 | 185 | MCE_GEN2_TX_INV, |
35ecf2b4 | 186 | MCE_GEN2_TX_INV_RX_GOOD, |
37dbd3a6 | 187 | POLARIS_EVK, |
6f6c625d | 188 | CX_HYBRID_TV, |
a6994eb0 | 189 | MULTIFUNCTION, |
d8ee99e7 | 190 | TIVO_KIT, |
2faa0ca8 | 191 | MCE_GEN2_NO_TX, |
eda9dfd6 | 192 | HAUPPAUGE_CX_HYBRID_TV, |
47f42f3e | 193 | EVROMEDIA_FULL_HYBRID_FULLHD, |
8ff19cdb | 194 | ASTROMETA_T2HYBRID, |
37dbd3a6 MCC |
195 | }; |
196 | ||
197 | struct mceusb_model { | |
198 | u32 mce_gen1:1; | |
199 | u32 mce_gen2:1; | |
200 | u32 mce_gen3:1; | |
d8cc7fd7 | 201 | u32 tx_mask_normal:1; |
6f6c625d | 202 | u32 no_tx:1; |
aec3eadf | 203 | u32 broken_irtimeout:1; |
279c60fd S |
204 | /* |
205 | * 2nd IR receiver (short-range, wideband) for learning mode: | |
206 | * 0, absent 2nd receiver (rx2) | |
207 | * 1, rx2 present | |
208 | * 2, rx2 which under counts IR carrier cycles | |
209 | */ | |
210 | u32 rx2; | |
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, |
279c60fd | 222 | .rx2 = 2, |
37dbd3a6 MCC |
223 | }, |
224 | [MCE_GEN2] = { | |
225 | .mce_gen2 = 1, | |
279c60fd | 226 | .rx2 = 2, |
37dbd3a6 | 227 | }, |
2faa0ca8 JW |
228 | [MCE_GEN2_NO_TX] = { |
229 | .mce_gen2 = 1, | |
230 | .no_tx = 1, | |
231 | }, | |
37dbd3a6 MCC |
232 | [MCE_GEN2_TX_INV] = { |
233 | .mce_gen2 = 1, | |
d8cc7fd7 | 234 | .tx_mask_normal = 1, |
279c60fd | 235 | .rx2 = 1, |
37dbd3a6 | 236 | }, |
35ecf2b4 SY |
237 | [MCE_GEN2_TX_INV_RX_GOOD] = { |
238 | .mce_gen2 = 1, | |
239 | .tx_mask_normal = 1, | |
240 | .rx2 = 2, | |
241 | }, | |
37dbd3a6 MCC |
242 | [MCE_GEN3] = { |
243 | .mce_gen3 = 1, | |
d8cc7fd7 | 244 | .tx_mask_normal = 1, |
279c60fd | 245 | .rx2 = 2, |
37dbd3a6 | 246 | }, |
aec3eadf SY |
247 | [MCE_GEN3_BROKEN_IRTIMEOUT] = { |
248 | .mce_gen3 = 1, | |
249 | .tx_mask_normal = 1, | |
250 | .rx2 = 2, | |
251 | .broken_irtimeout = 1 | |
252 | }, | |
37dbd3a6 | 253 | [POLARIS_EVK] = { |
17c2b1fd MCC |
254 | /* |
255 | * In fact, the EVK is shipped without | |
256 | * remotes, but we should have something handy, | |
257 | * to allow testing it | |
258 | */ | |
6f6c625d | 259 | .name = "Conexant Hybrid TV (cx231xx) MCE IR", |
279c60fd | 260 | .rx2 = 2, |
6f6c625d JW |
261 | }, |
262 | [CX_HYBRID_TV] = { | |
6f6c625d JW |
263 | .no_tx = 1, /* tx isn't wired up at all */ |
264 | .name = "Conexant Hybrid TV (cx231xx) MCE IR", | |
37dbd3a6 | 265 | }, |
eda9dfd6 | 266 | [HAUPPAUGE_CX_HYBRID_TV] = { |
eda9dfd6 MS |
267 | .no_tx = 1, /* eeprom says it has no tx */ |
268 | .name = "Conexant Hybrid TV (cx231xx) MCE IR no TX", | |
269 | }, | |
a6994eb0 JW |
270 | [MULTIFUNCTION] = { |
271 | .mce_gen2 = 1, | |
272 | .ir_intfnum = 2, | |
279c60fd | 273 | .rx2 = 2, |
a6994eb0 | 274 | }, |
d8ee99e7 JW |
275 | [TIVO_KIT] = { |
276 | .mce_gen2 = 1, | |
277 | .rc_map = RC_MAP_TIVO, | |
279c60fd | 278 | .rx2 = 2, |
d8ee99e7 | 279 | }, |
47f42f3e OK |
280 | [EVROMEDIA_FULL_HYBRID_FULLHD] = { |
281 | .name = "Evromedia USB Full Hybrid Full HD", | |
282 | .no_tx = 1, | |
283 | .rc_map = RC_MAP_MSI_DIGIVOX_III, | |
284 | }, | |
8ff19cdb OK |
285 | [ASTROMETA_T2HYBRID] = { |
286 | .name = "Astrometa T2Hybrid", | |
287 | .no_tx = 1, | |
288 | .rc_map = RC_MAP_ASTROMETA_T2HYBRID, | |
289 | } | |
37dbd3a6 MCC |
290 | }; |
291 | ||
5fad16b5 | 292 | static const struct usb_device_id mceusb_dev_table[] = { |
66e89522 | 293 | /* Original Microsoft MCE IR Transceiver (often HP-branded) */ |
37dbd3a6 MCC |
294 | { USB_DEVICE(VENDOR_MICROSOFT, 0x006d), |
295 | .driver_info = MCE_GEN1 }, | |
66e89522 JW |
296 | /* Philips Infrared Transceiver - Sahara branded */ |
297 | { USB_DEVICE(VENDOR_PHILIPS, 0x0608) }, | |
298 | /* Philips Infrared Transceiver - HP branded */ | |
37dbd3a6 MCC |
299 | { USB_DEVICE(VENDOR_PHILIPS, 0x060c), |
300 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 JW |
301 | /* Philips SRM5100 */ |
302 | { USB_DEVICE(VENDOR_PHILIPS, 0x060d) }, | |
303 | /* Philips Infrared Transceiver - Omaura */ | |
304 | { USB_DEVICE(VENDOR_PHILIPS, 0x060f) }, | |
305 | /* Philips Infrared Transceiver - Spinel plus */ | |
306 | { USB_DEVICE(VENDOR_PHILIPS, 0x0613) }, | |
307 | /* Philips eHome Infrared Transceiver */ | |
308 | { USB_DEVICE(VENDOR_PHILIPS, 0x0815) }, | |
c13df9cf JW |
309 | /* Philips/Spinel plus IR transceiver for ASUS */ |
310 | { USB_DEVICE(VENDOR_PHILIPS, 0x206c) }, | |
311 | /* Philips/Spinel plus IR transceiver for ASUS */ | |
312 | { USB_DEVICE(VENDOR_PHILIPS, 0x2088) }, | |
e296e127 | 313 | /* Philips IR transceiver (Dell branded) */ |
8dfef674 SY |
314 | { USB_DEVICE(VENDOR_PHILIPS, 0x2093), |
315 | .driver_info = MCE_GEN2_TX_INV }, | |
a6994eb0 JW |
316 | /* Realtek MCE IR Receiver and card reader */ |
317 | { USB_DEVICE(VENDOR_REALTEK, 0x0161), | |
318 | .driver_info = MULTIFUNCTION }, | |
66e89522 | 319 | /* SMK/Toshiba G83C0004D410 */ |
37dbd3a6 | 320 | { USB_DEVICE(VENDOR_SMK, 0x031d), |
35ecf2b4 | 321 | .driver_info = MCE_GEN2_TX_INV_RX_GOOD }, |
66e89522 | 322 | /* SMK eHome Infrared Transceiver (Sony VAIO) */ |
37dbd3a6 MCC |
323 | { USB_DEVICE(VENDOR_SMK, 0x0322), |
324 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 325 | /* bundled with Hauppauge PVR-150 */ |
37dbd3a6 MCC |
326 | { USB_DEVICE(VENDOR_SMK, 0x0334), |
327 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 JW |
328 | /* SMK eHome Infrared Transceiver */ |
329 | { USB_DEVICE(VENDOR_SMK, 0x0338) }, | |
b825fe1b JW |
330 | /* SMK/I-O Data GV-MC7/RCKIT Receiver */ |
331 | { USB_DEVICE(VENDOR_SMK, 0x0353), | |
332 | .driver_info = MCE_GEN2_NO_TX }, | |
18693843 OS |
333 | /* SMK RXX6000 Infrared Receiver */ |
334 | { USB_DEVICE(VENDOR_SMK, 0x0357), | |
335 | .driver_info = MCE_GEN2_NO_TX }, | |
66e89522 JW |
336 | /* Tatung eHome Infrared Transceiver */ |
337 | { USB_DEVICE(VENDOR_TATUNG, 0x9150) }, | |
338 | /* Shuttle eHome Infrared Transceiver */ | |
339 | { USB_DEVICE(VENDOR_SHUTTLE, 0xc001) }, | |
340 | /* Shuttle eHome Infrared Transceiver */ | |
341 | { USB_DEVICE(VENDOR_SHUTTLE2, 0xc001) }, | |
342 | /* Gateway eHome Infrared Transceiver */ | |
343 | { USB_DEVICE(VENDOR_GATEWAY, 0x3009) }, | |
344 | /* Mitsumi */ | |
345 | { USB_DEVICE(VENDOR_MITSUMI, 0x2501) }, | |
346 | /* Topseed eHome Infrared Transceiver */ | |
37dbd3a6 MCC |
347 | { USB_DEVICE(VENDOR_TOPSEED, 0x0001), |
348 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 349 | /* Topseed HP eHome Infrared Transceiver */ |
37dbd3a6 MCC |
350 | { USB_DEVICE(VENDOR_TOPSEED, 0x0006), |
351 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 352 | /* Topseed eHome Infrared Transceiver */ |
37dbd3a6 MCC |
353 | { USB_DEVICE(VENDOR_TOPSEED, 0x0007), |
354 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 355 | /* Topseed eHome Infrared Transceiver */ |
37dbd3a6 MCC |
356 | { USB_DEVICE(VENDOR_TOPSEED, 0x0008), |
357 | .driver_info = MCE_GEN3 }, | |
66e89522 | 358 | /* Topseed eHome Infrared Transceiver */ |
37dbd3a6 MCC |
359 | { USB_DEVICE(VENDOR_TOPSEED, 0x000a), |
360 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 | 361 | /* Topseed eHome Infrared Transceiver */ |
37dbd3a6 | 362 | { USB_DEVICE(VENDOR_TOPSEED, 0x0011), |
aec3eadf | 363 | .driver_info = MCE_GEN3_BROKEN_IRTIMEOUT }, |
66e89522 JW |
364 | /* Ricavision internal Infrared Transceiver */ |
365 | { USB_DEVICE(VENDOR_RICAVISION, 0x0010) }, | |
366 | /* Itron ione Libra Q-11 */ | |
367 | { USB_DEVICE(VENDOR_ITRON, 0x7002) }, | |
368 | /* FIC eHome Infrared Transceiver */ | |
369 | { USB_DEVICE(VENDOR_FIC, 0x9242) }, | |
370 | /* LG eHome Infrared Transceiver */ | |
371 | { USB_DEVICE(VENDOR_LG, 0x9803) }, | |
372 | /* Microsoft MCE Infrared Transceiver */ | |
373 | { USB_DEVICE(VENDOR_MICROSOFT, 0x00a0) }, | |
374 | /* Formosa eHome Infrared Transceiver */ | |
375 | { USB_DEVICE(VENDOR_FORMOSA, 0xe015) }, | |
376 | /* Formosa21 / eHome Infrared Receiver */ | |
377 | { USB_DEVICE(VENDOR_FORMOSA, 0xe016) }, | |
378 | /* Formosa aim / Trust MCE Infrared Receiver */ | |
2faa0ca8 JW |
379 | { USB_DEVICE(VENDOR_FORMOSA, 0xe017), |
380 | .driver_info = MCE_GEN2_NO_TX }, | |
66e89522 JW |
381 | /* Formosa Industrial Computing / Beanbag Emulation Device */ |
382 | { USB_DEVICE(VENDOR_FORMOSA, 0xe018) }, | |
383 | /* Formosa21 / eHome Infrared Receiver */ | |
384 | { USB_DEVICE(VENDOR_FORMOSA, 0xe03a) }, | |
385 | /* Formosa Industrial Computing AIM IR605/A */ | |
386 | { USB_DEVICE(VENDOR_FORMOSA, 0xe03c) }, | |
387 | /* Formosa Industrial Computing */ | |
388 | { USB_DEVICE(VENDOR_FORMOSA, 0xe03e) }, | |
22f1732f JW |
389 | /* Formosa Industrial Computing */ |
390 | { USB_DEVICE(VENDOR_FORMOSA, 0xe042) }, | |
fbb1f1b0 | 391 | /* Fintek eHome Infrared Transceiver (HP branded) */ |
db8ee106 SY |
392 | { USB_DEVICE(VENDOR_FINTEK, 0x5168), |
393 | .driver_info = MCE_GEN2_TX_INV }, | |
66e89522 JW |
394 | /* Fintek eHome Infrared Transceiver */ |
395 | { USB_DEVICE(VENDOR_FINTEK, 0x0602) }, | |
396 | /* Fintek eHome Infrared Transceiver (in the AOpen MP45) */ | |
397 | { USB_DEVICE(VENDOR_FINTEK, 0x0702) }, | |
398 | /* Pinnacle Remote Kit */ | |
37dbd3a6 MCC |
399 | { USB_DEVICE(VENDOR_PINNACLE, 0x0225), |
400 | .driver_info = MCE_GEN3 }, | |
66e89522 JW |
401 | /* Elitegroup Computer Systems IR */ |
402 | { USB_DEVICE(VENDOR_ECS, 0x0f38) }, | |
403 | /* Wistron Corp. eHome Infrared Receiver */ | |
404 | { USB_DEVICE(VENDOR_WISTRON, 0x0002) }, | |
405 | /* Compro K100 */ | |
406 | { USB_DEVICE(VENDOR_COMPRO, 0x3020) }, | |
407 | /* Compro K100 v2 */ | |
408 | { USB_DEVICE(VENDOR_COMPRO, 0x3082) }, | |
409 | /* Northstar Systems, Inc. eHome Infrared Transceiver */ | |
410 | { USB_DEVICE(VENDOR_NORTHSTAR, 0xe004) }, | |
411 | /* TiVo PC IR Receiver */ | |
d8ee99e7 JW |
412 | { USB_DEVICE(VENDOR_TIVO, 0x2000), |
413 | .driver_info = TIVO_KIT }, | |
6f6c625d | 414 | /* Conexant Hybrid TV "Shelby" Polaris SDK */ |
37dbd3a6 MCC |
415 | { USB_DEVICE(VENDOR_CONEXANT, 0x58a1), |
416 | .driver_info = POLARIS_EVK }, | |
6f6c625d JW |
417 | /* Conexant Hybrid TV RDU253S Polaris */ |
418 | { USB_DEVICE(VENDOR_CONEXANT, 0x58a5), | |
419 | .driver_info = CX_HYBRID_TV }, | |
a4de5f05 ML |
420 | /* Twisted Melon Inc. - Manta Mini Receiver */ |
421 | { USB_DEVICE(VENDOR_TWISTEDMELON, 0x8008) }, | |
422 | /* Twisted Melon Inc. - Manta Pico Receiver */ | |
423 | { USB_DEVICE(VENDOR_TWISTEDMELON, 0x8016) }, | |
424 | /* Twisted Melon Inc. - Manta Transceiver */ | |
425 | { USB_DEVICE(VENDOR_TWISTEDMELON, 0x8042) }, | |
eda9dfd6 MS |
426 | /* Hauppauge WINTV-HVR-HVR 930C-HD - based on cx231xx */ |
427 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb130), | |
428 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
9683e01e MCC |
429 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb131), |
430 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
66756611 MS |
431 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb138), |
432 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
433 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb139), | |
434 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
fd044de3 BL |
435 | /* Hauppauge WinTV-HVR-935C - based on cx231xx */ |
436 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb151), | |
437 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
438 | /* Hauppauge WinTV-HVR-955Q - based on cx231xx */ | |
439 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb123), | |
440 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
441 | /* Hauppauge WinTV-HVR-975 - based on cx231xx */ | |
442 | { USB_DEVICE(VENDOR_HAUPPAUGE, 0xb150), | |
443 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
9683e01e MCC |
444 | { USB_DEVICE(VENDOR_PCTV, 0x0259), |
445 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
446 | { USB_DEVICE(VENDOR_PCTV, 0x025e), | |
447 | .driver_info = HAUPPAUGE_CX_HYBRID_TV }, | |
e186613a OS |
448 | /* Adaptec / HP eHome Receiver */ |
449 | { USB_DEVICE(VENDOR_ADAPTEC, 0x0094) }, | |
47f42f3e OK |
450 | /* Evromedia USB Full Hybrid Full HD */ |
451 | { USB_DEVICE(0x1b80, 0xd3b2), | |
452 | .driver_info = EVROMEDIA_FULL_HYBRID_FULLHD }, | |
8ff19cdb OK |
453 | /* Astrometa T2hybrid */ |
454 | { USB_DEVICE(0x15f4, 0x0135), | |
455 | .driver_info = ASTROMETA_T2HYBRID }, | |
9683e01e | 456 | |
66e89522 JW |
457 | /* Terminating entry */ |
458 | { } | |
459 | }; | |
460 | ||
66e89522 JW |
461 | /* data structure for each usb transceiver */ |
462 | struct mceusb_dev { | |
463 | /* ir-core bits */ | |
d8b4b582 | 464 | struct rc_dev *rc; |
2ee95db2 JW |
465 | |
466 | /* optional features we can enable */ | |
279c60fd S |
467 | bool carrier_report_enabled; |
468 | bool wideband_rx_enabled; /* aka learning mode, short-range rx */ | |
66e89522 JW |
469 | |
470 | /* core device bits */ | |
471 | struct device *dev; | |
66e89522 JW |
472 | |
473 | /* usb */ | |
474 | struct usb_device *usbdev; | |
475 | struct urb *urb_in; | |
a06854a6 | 476 | unsigned int pipe_in; |
66e89522 | 477 | struct usb_endpoint_descriptor *usb_ep_out; |
c779a9cd | 478 | unsigned int pipe_out; |
66e89522 JW |
479 | |
480 | /* buffers and dma */ | |
481 | unsigned char *buf_in; | |
482 | unsigned int len_in; | |
2ee95db2 | 483 | dma_addr_t dma_in; |
39dc5c3a MCC |
484 | |
485 | enum { | |
486 | CMD_HEADER = 0, | |
487 | SUBCMD, | |
488 | CMD_DATA, | |
489 | PARSE_IRDATA, | |
490 | } parser_state; | |
39dc5c3a | 491 | |
2ee95db2 | 492 | u8 cmd, rem; /* Remaining IR data bytes in packet */ |
66e89522 JW |
493 | |
494 | struct { | |
495 | u32 connected:1; | |
d8cc7fd7 | 496 | u32 tx_mask_normal:1; |
66e89522 | 497 | u32 microsoft_gen1:1; |
6f6c625d | 498 | u32 no_tx:1; |
279c60fd | 499 | u32 rx2; |
66e89522 JW |
500 | } flags; |
501 | ||
e23fb964 | 502 | /* transmit support */ |
e23fb964 JW |
503 | u32 carrier; |
504 | unsigned char tx_mask; | |
66e89522 JW |
505 | |
506 | char name[128]; | |
507 | char phys[64]; | |
37dbd3a6 | 508 | enum mceusb_model_type model; |
4840b788 JW |
509 | |
510 | bool need_reset; /* flag to issue a device resume cmd */ | |
ab1072eb | 511 | u8 emver; /* emulator interface version */ |
a411e839 JW |
512 | u8 num_txports; /* number of transmit ports */ |
513 | u8 num_rxports; /* number of receive sensors */ | |
514 | u8 txports_cabled; /* bitmask of transmitters with cable */ | |
515 | u8 rxports_active; /* bitmask of active receive sensors */ | |
279c60fd S |
516 | bool learning_active; /* wideband rx is active */ |
517 | ||
518 | /* receiver carrier frequency detection support */ | |
519 | u32 pulse_tunit; /* IR pulse "on" cumulative time units */ | |
520 | u32 pulse_count; /* pulse "on" count in measurement interval */ | |
a06854a6 S |
521 | |
522 | /* | |
523 | * support for async error handler mceusb_deferred_kevent() | |
524 | * where usb_clear_halt(), usb_reset_configuration(), | |
525 | * usb_reset_device(), etc. must be done in process context | |
526 | */ | |
527 | struct work_struct kevent; | |
528 | unsigned long kevent_flags; | |
529 | # define EVENT_TX_HALT 0 | |
530 | # define EVENT_RX_HALT 1 | |
66e89522 JW |
531 | }; |
532 | ||
a6fbd3b7 JW |
533 | /* MCE Device Command Strings, generally a port and command pair */ |
534 | static char DEVICE_RESUME[] = {MCE_CMD_NULL, MCE_CMD_PORT_SYS, | |
535 | MCE_CMD_RESUME}; | |
536 | static char GET_REVISION[] = {MCE_CMD_PORT_SYS, MCE_CMD_G_REVISION}; | |
ab1072eb | 537 | static char GET_EMVER[] = {MCE_CMD_PORT_SYS, MCE_CMD_GETEMVER}; |
a6fbd3b7 | 538 | static char GET_WAKEVERSION[] = {MCE_CMD_PORT_SYS, MCE_CMD_GETWAKEVERSION}; |
b71969be | 539 | static char FLASH_LED[] = {MCE_CMD_PORT_SYS, MCE_CMD_FLASHLED}; |
a6fbd3b7 JW |
540 | static char GET_UNKNOWN2[] = {MCE_CMD_PORT_IR, MCE_CMD_UNKNOWN2}; |
541 | static char GET_CARRIER_FREQ[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRCFS}; | |
542 | static char GET_RX_TIMEOUT[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRTIMEOUT}; | |
a411e839 | 543 | static char GET_NUM_PORTS[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRNUMPORTS}; |
a6fbd3b7 JW |
544 | static char GET_TX_BITMASK[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRTXPORTS}; |
545 | static char GET_RX_SENSOR[] = {MCE_CMD_PORT_IR, MCE_CMD_GETIRRXPORTEN}; | |
66e89522 JW |
546 | /* sub in desired values in lower byte or bytes for full command */ |
547 | /* FIXME: make use of these for transmit. | |
a6fbd3b7 JW |
548 | static char SET_CARRIER_FREQ[] = {MCE_CMD_PORT_IR, |
549 | MCE_CMD_SETIRCFS, 0x00, 0x00}; | |
550 | static char SET_TX_BITMASK[] = {MCE_CMD_PORT_IR, MCE_CMD_SETIRTXPORTS, 0x00}; | |
551 | static char SET_RX_TIMEOUT[] = {MCE_CMD_PORT_IR, | |
552 | MCE_CMD_SETIRTIMEOUT, 0x00, 0x00}; | |
553 | static char SET_RX_SENSOR[] = {MCE_CMD_PORT_IR, | |
554 | MCE_RSP_EQIRRXPORTEN, 0x00}; | |
66e89522 JW |
555 | */ |
556 | ||
76dea4cf | 557 | static int mceusb_cmd_datasize(u8 cmd, u8 subcmd) |
39dc5c3a MCC |
558 | { |
559 | int datasize = 0; | |
560 | ||
561 | switch (cmd) { | |
a6fbd3b7 JW |
562 | case MCE_CMD_NULL: |
563 | if (subcmd == MCE_CMD_PORT_SYS) | |
39dc5c3a MCC |
564 | datasize = 1; |
565 | break; | |
a6fbd3b7 | 566 | case MCE_CMD_PORT_SYS: |
39dc5c3a | 567 | switch (subcmd) { |
76dea4cf WS |
568 | case MCE_RSP_GETPORTSTATUS: |
569 | datasize = 5; | |
570 | break; | |
a6fbd3b7 JW |
571 | case MCE_RSP_EQWAKEVERSION: |
572 | datasize = 4; | |
573 | break; | |
4a883918 | 574 | case MCE_CMD_G_REVISION: |
39dc5c3a MCC |
575 | datasize = 2; |
576 | break; | |
a6fbd3b7 | 577 | case MCE_RSP_EQWAKESUPPORT: |
76dea4cf WS |
578 | case MCE_RSP_GETWAKESOURCE: |
579 | case MCE_RSP_EQDEVDETAILS: | |
580 | case MCE_RSP_EQEMVER: | |
a6fbd3b7 JW |
581 | datasize = 1; |
582 | break; | |
39dc5c3a | 583 | } |
e708e5a4 | 584 | break; |
a6fbd3b7 | 585 | case MCE_CMD_PORT_IR: |
39dc5c3a | 586 | switch (subcmd) { |
4a883918 | 587 | case MCE_CMD_UNKNOWN: |
a6fbd3b7 JW |
588 | case MCE_RSP_EQIRCFS: |
589 | case MCE_RSP_EQIRTIMEOUT: | |
590 | case MCE_RSP_EQIRRXCFCNT: | |
76dea4cf | 591 | case MCE_RSP_EQIRNUMPORTS: |
39dc5c3a MCC |
592 | datasize = 2; |
593 | break; | |
1cd50f25 | 594 | case MCE_CMD_SIG_END: |
a6fbd3b7 JW |
595 | case MCE_RSP_EQIRTXPORTS: |
596 | case MCE_RSP_EQIRRXPORTEN: | |
39dc5c3a MCC |
597 | datasize = 1; |
598 | break; | |
599 | } | |
600 | } | |
601 | return datasize; | |
602 | } | |
603 | ||
ff05cf09 SY |
604 | static void mceusb_dev_printdata(struct mceusb_dev *ir, u8 *buf, int buf_len, |
605 | int offset, int len, bool out) | |
66e89522 | 606 | { |
6b4a16c3 SY |
607 | #if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG) |
608 | char *inout; | |
ff05cf09 | 609 | u8 cmd, subcmd, *data; |
66e89522 | 610 | struct device *dev = ir->dev; |
6b4a16c3 | 611 | int start, skip = 0; |
e217fb43 | 612 | u32 carrier, period; |
36e9d260 | 613 | |
657290b6 | 614 | /* skip meaningless 0xb1 0x60 header bytes on orig receiver */ |
29b4494b | 615 | if (ir->flags.microsoft_gen1 && !out && !offset) |
36e9d260 | 616 | skip = 2; |
66e89522 | 617 | |
36e9d260 | 618 | if (len <= skip) |
66e89522 JW |
619 | return; |
620 | ||
6b4a16c3 | 621 | dev_dbg(dev, "%cx data: %*ph (length=%d)", |
5c80992e S |
622 | (out ? 't' : 'r'), |
623 | min(len, buf_len - offset), buf + offset, len); | |
66e89522 | 624 | |
6b4a16c3 | 625 | inout = out ? "Request" : "Got"; |
66e89522 | 626 | |
36e9d260 JW |
627 | start = offset + skip; |
628 | cmd = buf[start] & 0xff; | |
629 | subcmd = buf[start + 1] & 0xff; | |
ff05cf09 | 630 | data = buf + start + 2; |
66e89522 JW |
631 | |
632 | switch (cmd) { | |
a6fbd3b7 | 633 | case MCE_CMD_NULL: |
a411e839 JW |
634 | if (subcmd == MCE_CMD_NULL) |
635 | break; | |
a6fbd3b7 | 636 | if ((subcmd == MCE_CMD_PORT_SYS) && |
ff05cf09 | 637 | (data[0] == MCE_CMD_RESUME)) |
6b4a16c3 | 638 | dev_dbg(dev, "Device resume requested"); |
66e89522 | 639 | else |
6b4a16c3 | 640 | dev_dbg(dev, "Unknown command 0x%02x 0x%02x", |
66e89522 JW |
641 | cmd, subcmd); |
642 | break; | |
a6fbd3b7 | 643 | case MCE_CMD_PORT_SYS: |
66e89522 | 644 | switch (subcmd) { |
a6fbd3b7 JW |
645 | case MCE_RSP_EQEMVER: |
646 | if (!out) | |
6b4a16c3 | 647 | dev_dbg(dev, "Emulator interface version %x", |
ff05cf09 | 648 | data[0]); |
a6fbd3b7 | 649 | break; |
4a883918 | 650 | case MCE_CMD_G_REVISION: |
66e89522 | 651 | if (len == 2) |
6b4a16c3 | 652 | dev_dbg(dev, "Get hw/sw rev?"); |
66e89522 | 653 | else |
eef8fc37 MCC |
654 | dev_dbg(dev, "hw/sw rev %*ph", |
655 | 4, &buf[start + 2]); | |
66e89522 | 656 | break; |
a6fbd3b7 | 657 | case MCE_CMD_RESUME: |
6b4a16c3 | 658 | dev_dbg(dev, "Device resume requested"); |
a6fbd3b7 JW |
659 | break; |
660 | case MCE_RSP_CMD_ILLEGAL: | |
6b4a16c3 | 661 | dev_dbg(dev, "Illegal PORT_SYS command"); |
a6fbd3b7 JW |
662 | break; |
663 | case MCE_RSP_EQWAKEVERSION: | |
664 | if (!out) | |
25ec587c | 665 | dev_dbg(dev, "Wake version, proto: 0x%02x, payload: 0x%02x, address: 0x%02x, version: 0x%02x", |
ff05cf09 | 666 | data[0], data[1], data[2], data[3]); |
66e89522 | 667 | break; |
a6fbd3b7 JW |
668 | case MCE_RSP_GETPORTSTATUS: |
669 | if (!out) | |
670 | /* We use data1 + 1 here, to match hw labels */ | |
6b4a16c3 | 671 | dev_dbg(dev, "TX port %d: blaster is%s connected", |
ff05cf09 | 672 | data[0] + 1, data[3] ? " not" : ""); |
66e89522 | 673 | break; |
b71969be | 674 | case MCE_CMD_FLASHLED: |
6b4a16c3 | 675 | dev_dbg(dev, "Attempting to flash LED"); |
b71969be | 676 | break; |
66e89522 | 677 | default: |
6b4a16c3 | 678 | dev_dbg(dev, "Unknown command 0x%02x 0x%02x", |
66e89522 JW |
679 | cmd, subcmd); |
680 | break; | |
681 | } | |
682 | break; | |
a6fbd3b7 | 683 | case MCE_CMD_PORT_IR: |
66e89522 | 684 | switch (subcmd) { |
1cd50f25 | 685 | case MCE_CMD_SIG_END: |
6b4a16c3 | 686 | dev_dbg(dev, "End of signal"); |
1cd50f25 | 687 | break; |
4a883918 | 688 | case MCE_CMD_PING: |
6b4a16c3 | 689 | dev_dbg(dev, "Ping"); |
66e89522 | 690 | break; |
4a883918 | 691 | case MCE_CMD_UNKNOWN: |
6b4a16c3 | 692 | dev_dbg(dev, "Resp to 9f 05 of 0x%02x 0x%02x", |
ff05cf09 | 693 | data[0], data[1]); |
66e89522 | 694 | break; |
e217fb43 | 695 | case MCE_RSP_EQIRCFS: |
ff05cf09 SY |
696 | period = DIV_ROUND_CLOSEST((1U << data[0] * 2) * |
697 | (data[1] + 1), 10); | |
e217fb43 JW |
698 | if (!period) |
699 | break; | |
700 | carrier = (1000 * 1000) / period; | |
6b4a16c3 | 701 | dev_dbg(dev, "%s carrier of %u Hz (period %uus)", |
e217fb43 | 702 | inout, carrier, period); |
66e89522 | 703 | break; |
a6fbd3b7 | 704 | case MCE_CMD_GETIRCFS: |
6b4a16c3 | 705 | dev_dbg(dev, "Get carrier mode and freq"); |
66e89522 | 706 | break; |
a6fbd3b7 | 707 | case MCE_RSP_EQIRTXPORTS: |
6b4a16c3 | 708 | dev_dbg(dev, "%s transmit blaster mask of 0x%02x", |
ff05cf09 | 709 | inout, data[0]); |
66e89522 | 710 | break; |
a6fbd3b7 | 711 | case MCE_RSP_EQIRTIMEOUT: |
f3e456cb | 712 | /* value is in units of 50us, so x*50/1000 ms */ |
ff05cf09 SY |
713 | period = ((data[0] << 8) | data[1]) * |
714 | MCE_TIME_UNIT / 1000; | |
6b4a16c3 | 715 | dev_dbg(dev, "%s receive timeout of %d ms", |
e217fb43 | 716 | inout, period); |
66e89522 | 717 | break; |
a6fbd3b7 | 718 | case MCE_CMD_GETIRTIMEOUT: |
6b4a16c3 | 719 | dev_dbg(dev, "Get receive timeout"); |
66e89522 | 720 | break; |
a6fbd3b7 | 721 | case MCE_CMD_GETIRTXPORTS: |
6b4a16c3 | 722 | dev_dbg(dev, "Get transmit blaster mask"); |
66e89522 | 723 | break; |
a6fbd3b7 | 724 | case MCE_RSP_EQIRRXPORTEN: |
6b4a16c3 | 725 | dev_dbg(dev, "%s %s-range receive sensor in use", |
ff05cf09 | 726 | inout, data[0] == 0x02 ? "short" : "long"); |
66e89522 | 727 | break; |
a6fbd3b7 JW |
728 | case MCE_CMD_GETIRRXPORTEN: |
729 | /* aka MCE_RSP_EQIRRXCFCNT */ | |
2ee95db2 | 730 | if (out) |
6b4a16c3 | 731 | dev_dbg(dev, "Get receive sensor"); |
279c60fd S |
732 | else |
733 | dev_dbg(dev, "RX carrier cycle count: %d", | |
ff05cf09 | 734 | ((data[0] << 8) | data[1])); |
66e89522 | 735 | break; |
a6fbd3b7 JW |
736 | case MCE_RSP_EQIRNUMPORTS: |
737 | if (out) | |
738 | break; | |
6b4a16c3 | 739 | dev_dbg(dev, "Num TX ports: %x, num RX ports: %x", |
ff05cf09 | 740 | data[0], data[1]); |
a6fbd3b7 JW |
741 | break; |
742 | case MCE_RSP_CMD_ILLEGAL: | |
6b4a16c3 | 743 | dev_dbg(dev, "Illegal PORT_IR command"); |
66e89522 | 744 | break; |
66e89522 | 745 | default: |
6b4a16c3 | 746 | dev_dbg(dev, "Unknown command 0x%02x 0x%02x", |
66e89522 JW |
747 | cmd, subcmd); |
748 | break; | |
749 | } | |
750 | break; | |
751 | default: | |
752 | break; | |
753 | } | |
36e9d260 JW |
754 | |
755 | if (cmd == MCE_IRDATA_TRAILER) | |
6b4a16c3 | 756 | dev_dbg(dev, "End of raw IR data"); |
a6fbd3b7 JW |
757 | else if ((cmd != MCE_CMD_PORT_IR) && |
758 | ((cmd & MCE_PORT_MASK) == MCE_COMMAND_IRDATA)) | |
6b4a16c3 SY |
759 | dev_dbg(dev, "Raw IR data, %d pulse/space samples", ir->rem); |
760 | #endif | |
66e89522 JW |
761 | } |
762 | ||
a06854a6 S |
763 | /* |
764 | * Schedule work that can't be done in interrupt handlers | |
765 | * (mceusb_dev_recv() and mce_async_callback()) nor tasklets. | |
766 | * Invokes mceusb_deferred_kevent() for recovering from | |
767 | * error events specified by the kevent bit field. | |
768 | */ | |
769 | static void mceusb_defer_kevent(struct mceusb_dev *ir, int kevent) | |
770 | { | |
771 | set_bit(kevent, &ir->kevent_flags); | |
772 | if (!schedule_work(&ir->kevent)) | |
773 | dev_err(ir->dev, "kevent %d may have been dropped", kevent); | |
774 | else | |
775 | dev_dbg(ir->dev, "kevent %d scheduled", kevent); | |
776 | } | |
777 | ||
6ac454aa | 778 | static void mce_async_callback(struct urb *urb) |
66e89522 JW |
779 | { |
780 | struct mceusb_dev *ir; | |
781 | int len; | |
782 | ||
783 | if (!urb) | |
784 | return; | |
785 | ||
786 | ir = urb->context; | |
6b4a16c3 SY |
787 | |
788 | switch (urb->status) { | |
789 | /* success */ | |
790 | case 0: | |
66e89522 JW |
791 | len = urb->actual_length; |
792 | ||
5c80992e S |
793 | mceusb_dev_printdata(ir, urb->transfer_buffer, len, |
794 | 0, len, true); | |
6b4a16c3 SY |
795 | break; |
796 | ||
797 | case -ECONNRESET: | |
798 | case -ENOENT: | |
799 | case -EILSEQ: | |
800 | case -ESHUTDOWN: | |
801 | break; | |
802 | ||
803 | case -EPIPE: | |
c779a9cd S |
804 | dev_err(ir->dev, "Error: request urb status = %d (TX HALT)", |
805 | urb->status); | |
806 | mceusb_defer_kevent(ir, EVENT_TX_HALT); | |
807 | break; | |
808 | ||
6b4a16c3 SY |
809 | default: |
810 | dev_err(ir->dev, "Error: request urb status = %d", urb->status); | |
811 | break; | |
66e89522 JW |
812 | } |
813 | ||
0b43fcdf JW |
814 | /* the transfer buffer and urb were allocated in mce_request_packet */ |
815 | kfree(urb->transfer_buffer); | |
816 | usb_free_urb(urb); | |
66e89522 JW |
817 | } |
818 | ||
5c80992e | 819 | /* request outgoing (send) usb packet - used to initialize remote */ |
51ea6292 | 820 | static void mce_request_packet(struct mceusb_dev *ir, unsigned char *data, |
e1159cb3 | 821 | int size) |
66e89522 | 822 | { |
c779a9cd | 823 | int res; |
66e89522 JW |
824 | struct urb *async_urb; |
825 | struct device *dev = ir->dev; | |
826 | unsigned char *async_buf; | |
827 | ||
e1159cb3 SY |
828 | async_urb = usb_alloc_urb(0, GFP_KERNEL); |
829 | if (unlikely(!async_urb)) { | |
5c80992e | 830 | dev_err(dev, "Error, couldn't allocate urb!"); |
e1159cb3 SY |
831 | return; |
832 | } | |
66e89522 | 833 | |
e1159cb3 SY |
834 | async_buf = kmalloc(size, GFP_KERNEL); |
835 | if (!async_buf) { | |
836 | usb_free_urb(async_urb); | |
837 | return; | |
838 | } | |
66e89522 | 839 | |
e1159cb3 | 840 | /* outbound data */ |
c779a9cd S |
841 | if (usb_endpoint_xfer_int(ir->usb_ep_out)) |
842 | usb_fill_int_urb(async_urb, ir->usbdev, ir->pipe_out, | |
843 | async_buf, size, mce_async_callback, ir, | |
e1159cb3 | 844 | ir->usb_ep_out->bInterval); |
c779a9cd S |
845 | else |
846 | usb_fill_bulk_urb(async_urb, ir->usbdev, ir->pipe_out, | |
847 | async_buf, size, mce_async_callback, ir); | |
848 | ||
e1159cb3 | 849 | memcpy(async_buf, data, size); |
66e89522 | 850 | |
5c80992e | 851 | dev_dbg(dev, "send request called (size=%#x)", size); |
66e89522 | 852 | |
66e89522 JW |
853 | res = usb_submit_urb(async_urb, GFP_ATOMIC); |
854 | if (res) { | |
5c80992e | 855 | dev_err(dev, "send request FAILED! (res=%d)", res); |
2d5a6ce7 JH |
856 | kfree(async_buf); |
857 | usb_free_urb(async_urb); | |
66e89522 JW |
858 | return; |
859 | } | |
5c80992e | 860 | dev_dbg(dev, "send request complete (res=%d)", res); |
66e89522 JW |
861 | } |
862 | ||
863 | static void mce_async_out(struct mceusb_dev *ir, unsigned char *data, int size) | |
864 | { | |
4840b788 JW |
865 | int rsize = sizeof(DEVICE_RESUME); |
866 | ||
867 | if (ir->need_reset) { | |
868 | ir->need_reset = false; | |
e1159cb3 | 869 | mce_request_packet(ir, DEVICE_RESUME, rsize); |
4840b788 JW |
870 | msleep(10); |
871 | } | |
872 | ||
e1159cb3 | 873 | mce_request_packet(ir, data, size); |
417c0a23 | 874 | msleep(10); |
66e89522 JW |
875 | } |
876 | ||
e23fb964 | 877 | /* Send data out the IR blaster port(s) */ |
5588dc2b | 878 | static int mceusb_tx_ir(struct rc_dev *dev, unsigned *txbuf, unsigned count) |
e23fb964 | 879 | { |
d8b4b582 | 880 | struct mceusb_dev *ir = dev->priv; |
db8ee106 | 881 | int i, length, ret = 0; |
5588dc2b | 882 | int cmdcount = 0; |
db8ee106 | 883 | unsigned char cmdbuf[MCE_CMDBUF_SIZE]; |
e23fb964 JW |
884 | |
885 | /* MCE tx init header */ | |
a6fbd3b7 JW |
886 | cmdbuf[cmdcount++] = MCE_CMD_PORT_IR; |
887 | cmdbuf[cmdcount++] = MCE_CMD_SETIRTXPORTS; | |
e23fb964 JW |
888 | cmdbuf[cmdcount++] = ir->tx_mask; |
889 | ||
db8ee106 SY |
890 | /* Send the set TX ports command */ |
891 | mce_async_out(ir, cmdbuf, cmdcount); | |
892 | cmdcount = 0; | |
893 | ||
e23fb964 JW |
894 | /* Generate mce packet data */ |
895 | for (i = 0; (i < count) && (cmdcount < MCE_CMDBUF_SIZE); i++) { | |
e23fb964 JW |
896 | txbuf[i] = txbuf[i] / MCE_TIME_UNIT; |
897 | ||
898 | do { /* loop to support long pulses/spaces > 127*50us=6.35ms */ | |
899 | ||
900 | /* Insert mce packet header every 4th entry */ | |
901 | if ((cmdcount < MCE_CMDBUF_SIZE) && | |
db8ee106 | 902 | (cmdcount % MCE_CODE_LENGTH) == 0) |
4a883918 | 903 | cmdbuf[cmdcount++] = MCE_IRDATA_HEADER; |
e23fb964 JW |
904 | |
905 | /* Insert mce packet data */ | |
906 | if (cmdcount < MCE_CMDBUF_SIZE) | |
907 | cmdbuf[cmdcount++] = | |
908 | (txbuf[i] < MCE_PULSE_BIT ? | |
909 | txbuf[i] : MCE_MAX_PULSE_LENGTH) | | |
910 | (i & 1 ? 0x00 : MCE_PULSE_BIT); | |
911 | else { | |
912 | ret = -EINVAL; | |
913 | goto out; | |
914 | } | |
915 | ||
916 | } while ((txbuf[i] > MCE_MAX_PULSE_LENGTH) && | |
917 | (txbuf[i] -= MCE_MAX_PULSE_LENGTH)); | |
918 | } | |
919 | ||
e23fb964 JW |
920 | /* Check if we have room for the empty packet at the end */ |
921 | if (cmdcount >= MCE_CMDBUF_SIZE) { | |
922 | ret = -EINVAL; | |
923 | goto out; | |
924 | } | |
925 | ||
b940a221 DC |
926 | /* Fix packet length in last header */ |
927 | length = cmdcount % MCE_CODE_LENGTH; | |
928 | cmdbuf[cmdcount - length] -= MCE_CODE_LENGTH - length; | |
929 | ||
e23fb964 | 930 | /* All mce commands end with an empty packet (0x80) */ |
4a883918 | 931 | cmdbuf[cmdcount++] = MCE_IRDATA_TRAILER; |
e23fb964 JW |
932 | |
933 | /* Transmit the command to the mce device */ | |
934 | mce_async_out(ir, cmdbuf, cmdcount); | |
935 | ||
e23fb964 | 936 | out: |
5588dc2b | 937 | return ret ? ret : count; |
e23fb964 JW |
938 | } |
939 | ||
6f6c625d | 940 | /* Sets active IR outputs -- mce devices typically have two */ |
d8b4b582 | 941 | static int mceusb_set_tx_mask(struct rc_dev *dev, u32 mask) |
657290b6 | 942 | { |
d8b4b582 | 943 | struct mceusb_dev *ir = dev->priv; |
657290b6 | 944 | |
20f5a827 SY |
945 | /* return number of transmitters */ |
946 | int emitters = ir->num_txports ? ir->num_txports : 2; | |
947 | ||
948 | if (mask >= (1 << emitters)) | |
949 | return emitters; | |
950 | ||
d8cc7fd7 JW |
951 | if (ir->flags.tx_mask_normal) |
952 | ir->tx_mask = mask; | |
953 | else | |
4a883918 JW |
954 | ir->tx_mask = (mask != MCE_DEFAULT_TX_MASK ? |
955 | mask ^ MCE_DEFAULT_TX_MASK : mask) << 1; | |
657290b6 JW |
956 | |
957 | return 0; | |
958 | } | |
959 | ||
e23fb964 | 960 | /* Sets the send carrier frequency and mode */ |
d8b4b582 | 961 | static int mceusb_set_tx_carrier(struct rc_dev *dev, u32 carrier) |
e23fb964 | 962 | { |
d8b4b582 | 963 | struct mceusb_dev *ir = dev->priv; |
e23fb964 JW |
964 | int clk = 10000000; |
965 | int prescaler = 0, divisor = 0; | |
a6fbd3b7 JW |
966 | unsigned char cmdbuf[4] = { MCE_CMD_PORT_IR, |
967 | MCE_CMD_SETIRCFS, 0x00, 0x00 }; | |
e23fb964 JW |
968 | |
969 | /* Carrier has changed */ | |
970 | if (ir->carrier != carrier) { | |
971 | ||
972 | if (carrier == 0) { | |
973 | ir->carrier = carrier; | |
1cd50f25 | 974 | cmdbuf[2] = MCE_CMD_SIG_END; |
4a883918 | 975 | cmdbuf[3] = MCE_IRDATA_TRAILER; |
6b4a16c3 | 976 | dev_dbg(ir->dev, "disabling carrier modulation"); |
e23fb964 | 977 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); |
3cf8d8e4 | 978 | return 0; |
e23fb964 JW |
979 | } |
980 | ||
981 | for (prescaler = 0; prescaler < 4; ++prescaler) { | |
982 | divisor = (clk >> (2 * prescaler)) / carrier; | |
4a883918 | 983 | if (divisor <= 0xff) { |
e23fb964 JW |
984 | ir->carrier = carrier; |
985 | cmdbuf[2] = prescaler; | |
986 | cmdbuf[3] = divisor; | |
6b4a16c3 SY |
987 | dev_dbg(ir->dev, "requesting %u HZ carrier", |
988 | carrier); | |
e23fb964 JW |
989 | |
990 | /* Transmit new carrier to mce device */ | |
991 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); | |
3cf8d8e4 | 992 | return 0; |
e23fb964 JW |
993 | } |
994 | } | |
995 | ||
996 | return -EINVAL; | |
997 | ||
998 | } | |
999 | ||
14d8188a | 1000 | return 0; |
e23fb964 JW |
1001 | } |
1002 | ||
877f1a7c SY |
1003 | static int mceusb_set_timeout(struct rc_dev *dev, unsigned int timeout) |
1004 | { | |
1005 | u8 cmdbuf[4] = { MCE_CMD_PORT_IR, MCE_CMD_SETIRTIMEOUT, 0, 0 }; | |
1006 | struct mceusb_dev *ir = dev->priv; | |
1007 | unsigned int units; | |
1008 | ||
1009 | units = DIV_ROUND_CLOSEST(timeout, US_TO_NS(MCE_TIME_UNIT)); | |
1010 | ||
1011 | cmdbuf[2] = units >> 8; | |
1012 | cmdbuf[3] = units; | |
1013 | ||
1014 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); | |
1015 | ||
1016 | /* get receiver timeout value */ | |
1017 | mce_async_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT)); | |
1018 | ||
1019 | return 0; | |
1020 | } | |
1021 | ||
279c60fd S |
1022 | /* |
1023 | * Select or deselect the 2nd receiver port. | |
1024 | * Second receiver is learning mode, wide-band, short-range receiver. | |
1025 | * Only one receiver (long or short range) may be active at a time. | |
1026 | */ | |
1027 | static int mceusb_set_rx_wideband(struct rc_dev *dev, int enable) | |
1028 | { | |
1029 | struct mceusb_dev *ir = dev->priv; | |
1030 | unsigned char cmdbuf[3] = { MCE_CMD_PORT_IR, | |
1031 | MCE_CMD_SETIRRXPORTEN, 0x00 }; | |
1032 | ||
1033 | dev_dbg(ir->dev, "select %s-range receive sensor", | |
1034 | enable ? "short" : "long"); | |
1035 | if (enable) { | |
1036 | ir->wideband_rx_enabled = true; | |
1037 | cmdbuf[2] = 2; /* port 2 is short range receiver */ | |
1038 | } else { | |
1039 | ir->wideband_rx_enabled = false; | |
1040 | cmdbuf[2] = 1; /* port 1 is long range receiver */ | |
1041 | } | |
1042 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); | |
1043 | /* response from device sets ir->learning_active */ | |
1044 | ||
1045 | return 0; | |
1046 | } | |
1047 | ||
1048 | /* | |
1049 | * Enable/disable receiver carrier frequency pass through reporting. | |
1050 | * Only the short-range receiver has carrier frequency measuring capability. | |
1051 | * Implicitly select this receiver when enabling carrier frequency reporting. | |
1052 | */ | |
1053 | static int mceusb_set_rx_carrier_report(struct rc_dev *dev, int enable) | |
1054 | { | |
1055 | struct mceusb_dev *ir = dev->priv; | |
1056 | unsigned char cmdbuf[3] = { MCE_CMD_PORT_IR, | |
1057 | MCE_CMD_SETIRRXPORTEN, 0x00 }; | |
1058 | ||
1059 | dev_dbg(ir->dev, "%s short-range receiver carrier reporting", | |
1060 | enable ? "enable" : "disable"); | |
1061 | if (enable) { | |
1062 | ir->carrier_report_enabled = true; | |
1063 | if (!ir->learning_active) { | |
1064 | cmdbuf[2] = 2; /* port 2 is short range receiver */ | |
1065 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); | |
1066 | } | |
1067 | } else { | |
1068 | ir->carrier_report_enabled = false; | |
1069 | /* | |
1070 | * Revert to normal (long-range) receiver only if the | |
1071 | * wideband (short-range) receiver wasn't explicitly | |
1072 | * enabled. | |
1073 | */ | |
1074 | if (ir->learning_active && !ir->wideband_rx_enabled) { | |
1075 | cmdbuf[2] = 1; /* port 1 is long range receiver */ | |
1076 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); | |
1077 | } | |
1078 | } | |
1079 | ||
1080 | return 0; | |
1081 | } | |
1082 | ||
2ee95db2 JW |
1083 | /* |
1084 | * We don't do anything but print debug spew for many of the command bits | |
1085 | * we receive from the hardware, but some of them are useful information | |
1086 | * we want to store so that we can use them. | |
1087 | */ | |
1088 | static void mceusb_handle_command(struct mceusb_dev *ir, int index) | |
1089 | { | |
183e19f5 | 1090 | struct ir_raw_event rawir = {}; |
2ee95db2 JW |
1091 | u8 hi = ir->buf_in[index + 1] & 0xff; |
1092 | u8 lo = ir->buf_in[index + 2] & 0xff; | |
279c60fd S |
1093 | u32 carrier_cycles; |
1094 | u32 cycles_fix; | |
2ee95db2 JW |
1095 | |
1096 | switch (ir->buf_in[index]) { | |
a411e839 JW |
1097 | /* the one and only 5-byte return value command */ |
1098 | case MCE_RSP_GETPORTSTATUS: | |
1099 | if ((ir->buf_in[index + 4] & 0xff) == 0x00) | |
1100 | ir->txports_cabled |= 1 << hi; | |
1101 | break; | |
1102 | ||
2ee95db2 | 1103 | /* 2-byte return value commands */ |
a6fbd3b7 | 1104 | case MCE_RSP_EQIRTIMEOUT: |
f3e456cb | 1105 | ir->rc->timeout = US_TO_NS((hi << 8 | lo) * MCE_TIME_UNIT); |
2ee95db2 | 1106 | break; |
a411e839 JW |
1107 | case MCE_RSP_EQIRNUMPORTS: |
1108 | ir->num_txports = hi; | |
1109 | ir->num_rxports = lo; | |
1110 | break; | |
279c60fd S |
1111 | case MCE_RSP_EQIRRXCFCNT: |
1112 | /* | |
1113 | * The carrier cycle counter can overflow and wrap around | |
1114 | * without notice from the device. So frequency measurement | |
1115 | * will be inaccurate with long duration IR. | |
1116 | * | |
1117 | * The long-range (non learning) receiver always reports | |
1118 | * zero count so we always ignore its report. | |
1119 | */ | |
1120 | if (ir->carrier_report_enabled && ir->learning_active && | |
1121 | ir->pulse_tunit > 0) { | |
1122 | carrier_cycles = (hi << 8 | lo); | |
1123 | /* | |
1124 | * Adjust carrier cycle count by adding | |
1125 | * 1 missed count per pulse "on" | |
1126 | */ | |
1127 | cycles_fix = ir->flags.rx2 == 2 ? ir->pulse_count : 0; | |
1128 | rawir.carrier_report = 1; | |
1129 | rawir.carrier = (1000000u / MCE_TIME_UNIT) * | |
1130 | (carrier_cycles + cycles_fix) / | |
1131 | ir->pulse_tunit; | |
1132 | dev_dbg(ir->dev, "RX carrier frequency %u Hz (pulse count = %u, cycles = %u, duration = %u, rx2 = %u)", | |
1133 | rawir.carrier, ir->pulse_count, carrier_cycles, | |
1134 | ir->pulse_tunit, ir->flags.rx2); | |
1135 | ir_raw_event_store(ir->rc, &rawir); | |
1136 | } | |
1137 | break; | |
2ee95db2 JW |
1138 | |
1139 | /* 1-byte return value commands */ | |
ab1072eb JW |
1140 | case MCE_RSP_EQEMVER: |
1141 | ir->emver = hi; | |
1142 | break; | |
a6fbd3b7 | 1143 | case MCE_RSP_EQIRTXPORTS: |
2ee95db2 JW |
1144 | ir->tx_mask = hi; |
1145 | break; | |
a6fbd3b7 | 1146 | case MCE_RSP_EQIRRXPORTEN: |
279c60fd S |
1147 | ir->learning_active = ((hi & 0x02) == 0x02); |
1148 | if (ir->rxports_active != hi) { | |
1149 | dev_info(ir->dev, "%s-range (0x%x) receiver active", | |
1150 | ir->learning_active ? "short" : "long", hi); | |
1151 | ir->rxports_active = hi; | |
1152 | } | |
2ee95db2 | 1153 | break; |
4840b788 JW |
1154 | case MCE_RSP_CMD_ILLEGAL: |
1155 | ir->need_reset = true; | |
1156 | break; | |
2ee95db2 JW |
1157 | default: |
1158 | break; | |
1159 | } | |
1160 | } | |
1161 | ||
66e89522 JW |
1162 | static void mceusb_process_ir_data(struct mceusb_dev *ir, int buf_len) |
1163 | { | |
183e19f5 | 1164 | struct ir_raw_event rawir = {}; |
b83bfd1b | 1165 | bool event = false; |
39dc5c3a | 1166 | int i = 0; |
66e89522 JW |
1167 | |
1168 | /* skip meaningless 0xb1 0x60 header bytes on orig receiver */ | |
1169 | if (ir->flags.microsoft_gen1) | |
39dc5c3a | 1170 | i = 2; |
66e89522 | 1171 | |
29b4494b JW |
1172 | /* if there's no data, just return now */ |
1173 | if (buf_len <= i) | |
1174 | return; | |
1175 | ||
39dc5c3a MCC |
1176 | for (; i < buf_len; i++) { |
1177 | switch (ir->parser_state) { | |
1178 | case SUBCMD: | |
76dea4cf | 1179 | ir->rem = mceusb_cmd_datasize(ir->cmd, ir->buf_in[i]); |
5c80992e | 1180 | mceusb_dev_printdata(ir, ir->buf_in, buf_len, i - 1, |
36e9d260 | 1181 | ir->rem + 2, false); |
2ee95db2 | 1182 | mceusb_handle_command(ir, i); |
39dc5c3a MCC |
1183 | ir->parser_state = CMD_DATA; |
1184 | break; | |
1185 | case PARSE_IRDATA: | |
66e89522 | 1186 | ir->rem--; |
66e89522 | 1187 | rawir.pulse = ((ir->buf_in[i] & MCE_PULSE_BIT) != 0); |
279c60fd | 1188 | rawir.duration = (ir->buf_in[i] & MCE_PULSE_MASK); |
d4589935 SY |
1189 | if (unlikely(!rawir.duration)) { |
1190 | dev_warn(ir->dev, "nonsensical irdata %02x with duration 0", | |
1191 | ir->buf_in[i]); | |
1192 | break; | |
1193 | } | |
279c60fd S |
1194 | if (rawir.pulse) { |
1195 | ir->pulse_tunit += rawir.duration; | |
1196 | ir->pulse_count++; | |
1197 | } | |
1198 | rawir.duration *= US_TO_NS(MCE_TIME_UNIT); | |
66e89522 | 1199 | |
279c60fd | 1200 | dev_dbg(ir->dev, "Storing %s %u ns (%02x)", |
66e89522 | 1201 | rawir.pulse ? "pulse" : "space", |
279c60fd | 1202 | rawir.duration, ir->buf_in[i]); |
66e89522 | 1203 | |
b83bfd1b SY |
1204 | if (ir_raw_event_store_with_filter(ir->rc, &rawir)) |
1205 | event = true; | |
39dc5c3a MCC |
1206 | break; |
1207 | case CMD_DATA: | |
1208 | ir->rem--; | |
1209 | break; | |
1210 | case CMD_HEADER: | |
1211 | /* decode mce packets of the form (84),AA,BB,CC,DD */ | |
1212 | /* IR data packets can span USB messages - rem */ | |
1213 | ir->cmd = ir->buf_in[i]; | |
a6fbd3b7 JW |
1214 | if ((ir->cmd == MCE_CMD_PORT_IR) || |
1215 | ((ir->cmd & MCE_PORT_MASK) != | |
4a883918 | 1216 | MCE_COMMAND_IRDATA)) { |
39dc5c3a MCC |
1217 | ir->parser_state = SUBCMD; |
1218 | continue; | |
1219 | } | |
1220 | ir->rem = (ir->cmd & MCE_PACKET_LENGTH_MASK); | |
5c80992e | 1221 | mceusb_dev_printdata(ir, ir->buf_in, buf_len, |
2ee95db2 | 1222 | i, ir->rem + 1, false); |
279c60fd | 1223 | if (ir->rem) { |
39dc5c3a | 1224 | ir->parser_state = PARSE_IRDATA; |
279c60fd | 1225 | } else { |
183e19f5 SY |
1226 | struct ir_raw_event ev = { |
1227 | .timeout = 1, | |
1228 | .duration = ir->rc->timeout | |
1229 | }; | |
1230 | ||
91352b57 | 1231 | if (ir_raw_event_store_with_filter(ir->rc, |
183e19f5 | 1232 | &ev)) |
91352b57 | 1233 | event = true; |
279c60fd S |
1234 | ir->pulse_tunit = 0; |
1235 | ir->pulse_count = 0; | |
1236 | } | |
39dc5c3a | 1237 | break; |
66e89522 JW |
1238 | } |
1239 | ||
39dc5c3a MCC |
1240 | if (ir->parser_state != CMD_HEADER && !ir->rem) |
1241 | ir->parser_state = CMD_HEADER; | |
66e89522 | 1242 | } |
b83bfd1b | 1243 | if (event) { |
6b4a16c3 | 1244 | dev_dbg(ir->dev, "processed IR data"); |
b83bfd1b SY |
1245 | ir_raw_event_handle(ir->rc); |
1246 | } | |
66e89522 JW |
1247 | } |
1248 | ||
6ac454aa | 1249 | static void mceusb_dev_recv(struct urb *urb) |
66e89522 JW |
1250 | { |
1251 | struct mceusb_dev *ir; | |
66e89522 JW |
1252 | |
1253 | if (!urb) | |
1254 | return; | |
1255 | ||
1256 | ir = urb->context; | |
1257 | if (!ir) { | |
1258 | usb_unlink_urb(urb); | |
1259 | return; | |
1260 | } | |
1261 | ||
66e89522 JW |
1262 | switch (urb->status) { |
1263 | /* success */ | |
1264 | case 0: | |
d26cec22 | 1265 | mceusb_process_ir_data(ir, urb->actual_length); |
66e89522 JW |
1266 | break; |
1267 | ||
1268 | case -ECONNRESET: | |
1269 | case -ENOENT: | |
6b4a16c3 | 1270 | case -EILSEQ: |
66e89522 JW |
1271 | case -ESHUTDOWN: |
1272 | usb_unlink_urb(urb); | |
1273 | return; | |
1274 | ||
1275 | case -EPIPE: | |
a06854a6 S |
1276 | dev_err(ir->dev, "Error: urb status = %d (RX HALT)", |
1277 | urb->status); | |
1278 | mceusb_defer_kevent(ir, EVENT_RX_HALT); | |
1279 | return; | |
1280 | ||
66e89522 | 1281 | default: |
6b4a16c3 | 1282 | dev_err(ir->dev, "Error: urb status = %d", urb->status); |
66e89522 JW |
1283 | break; |
1284 | } | |
1285 | ||
1286 | usb_submit_urb(urb, GFP_ATOMIC); | |
1287 | } | |
1288 | ||
ab1072eb JW |
1289 | static void mceusb_get_emulator_version(struct mceusb_dev *ir) |
1290 | { | |
1291 | /* If we get no reply or an illegal command reply, its ver 1, says MS */ | |
1292 | ir->emver = 1; | |
1293 | mce_async_out(ir, GET_EMVER, sizeof(GET_EMVER)); | |
1294 | } | |
1295 | ||
66e89522 JW |
1296 | static void mceusb_gen1_init(struct mceusb_dev *ir) |
1297 | { | |
ca17a4f0 | 1298 | int ret; |
66e89522 | 1299 | struct device *dev = ir->dev; |
b48592e4 | 1300 | char *data; |
657290b6 JW |
1301 | |
1302 | data = kzalloc(USB_CTRL_MSG_SZ, GFP_KERNEL); | |
1303 | if (!data) { | |
6b4a16c3 | 1304 | dev_err(dev, "%s: memory allocation failed!", __func__); |
657290b6 JW |
1305 | return; |
1306 | } | |
66e89522 JW |
1307 | |
1308 | /* | |
b48592e4 | 1309 | * This is a strange one. Windows issues a set address to the device |
66e89522 JW |
1310 | * on the receive control pipe and expect a certain value pair back |
1311 | */ | |
66e89522 JW |
1312 | ret = usb_control_msg(ir->usbdev, usb_rcvctrlpipe(ir->usbdev, 0), |
1313 | USB_REQ_SET_ADDRESS, USB_TYPE_VENDOR, 0, 0, | |
657290b6 | 1314 | data, USB_CTRL_MSG_SZ, HZ * 3); |
6b4a16c3 SY |
1315 | dev_dbg(dev, "set address - ret = %d", ret); |
1316 | dev_dbg(dev, "set address - data[0] = %d, data[1] = %d", | |
1317 | data[0], data[1]); | |
66e89522 JW |
1318 | |
1319 | /* set feature: bit rate 38400 bps */ | |
1320 | ret = usb_control_msg(ir->usbdev, usb_sndctrlpipe(ir->usbdev, 0), | |
1321 | USB_REQ_SET_FEATURE, USB_TYPE_VENDOR, | |
1322 | 0xc04e, 0x0000, NULL, 0, HZ * 3); | |
1323 | ||
6b4a16c3 | 1324 | dev_dbg(dev, "set feature - ret = %d", ret); |
66e89522 JW |
1325 | |
1326 | /* bRequest 4: set char length to 8 bits */ | |
1327 | ret = usb_control_msg(ir->usbdev, usb_sndctrlpipe(ir->usbdev, 0), | |
1328 | 4, USB_TYPE_VENDOR, | |
1329 | 0x0808, 0x0000, NULL, 0, HZ * 3); | |
6b4a16c3 | 1330 | dev_dbg(dev, "set char length - retB = %d", ret); |
66e89522 JW |
1331 | |
1332 | /* bRequest 2: set handshaking to use DTR/DSR */ | |
1333 | ret = usb_control_msg(ir->usbdev, usb_sndctrlpipe(ir->usbdev, 0), | |
1334 | 2, USB_TYPE_VENDOR, | |
1335 | 0x0000, 0x0100, NULL, 0, HZ * 3); | |
6b4a16c3 | 1336 | dev_dbg(dev, "set handshake - retC = %d", ret); |
657290b6 | 1337 | |
a6fbd3b7 JW |
1338 | /* device resume */ |
1339 | mce_async_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME)); | |
22b0766b JW |
1340 | |
1341 | /* get hw/sw revision? */ | |
1342 | mce_async_out(ir, GET_REVISION, sizeof(GET_REVISION)); | |
22b0766b | 1343 | |
657290b6 | 1344 | kfree(data); |
8dfef674 | 1345 | } |
66e89522 JW |
1346 | |
1347 | static void mceusb_gen2_init(struct mceusb_dev *ir) | |
1348 | { | |
a6fbd3b7 JW |
1349 | /* device resume */ |
1350 | mce_async_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME)); | |
66e89522 | 1351 | |
a6fbd3b7 JW |
1352 | /* get wake version (protocol, key, address) */ |
1353 | mce_async_out(ir, GET_WAKEVERSION, sizeof(GET_WAKEVERSION)); | |
1354 | ||
1355 | /* unknown what this one actually returns... */ | |
22b0766b | 1356 | mce_async_out(ir, GET_UNKNOWN2, sizeof(GET_UNKNOWN2)); |
66e89522 JW |
1357 | } |
1358 | ||
22b0766b | 1359 | static void mceusb_get_parameters(struct mceusb_dev *ir) |
66e89522 | 1360 | { |
a411e839 JW |
1361 | int i; |
1362 | unsigned char cmdbuf[3] = { MCE_CMD_PORT_SYS, | |
1363 | MCE_CMD_GETPORTSTATUS, 0x00 }; | |
1364 | ||
1365 | /* defaults, if the hardware doesn't support querying */ | |
1366 | ir->num_txports = 2; | |
1367 | ir->num_rxports = 2; | |
1368 | ||
1369 | /* get number of tx and rx ports */ | |
1370 | mce_async_out(ir, GET_NUM_PORTS, sizeof(GET_NUM_PORTS)); | |
1371 | ||
66e89522 JW |
1372 | /* get the carrier and frequency */ |
1373 | mce_async_out(ir, GET_CARRIER_FREQ, sizeof(GET_CARRIER_FREQ)); | |
66e89522 | 1374 | |
a411e839 | 1375 | if (ir->num_txports && !ir->flags.no_tx) |
6f6c625d JW |
1376 | /* get the transmitter bitmask */ |
1377 | mce_async_out(ir, GET_TX_BITMASK, sizeof(GET_TX_BITMASK)); | |
66e89522 JW |
1378 | |
1379 | /* get receiver timeout value */ | |
1380 | mce_async_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT)); | |
66e89522 JW |
1381 | |
1382 | /* get receiver sensor setting */ | |
1383 | mce_async_out(ir, GET_RX_SENSOR, sizeof(GET_RX_SENSOR)); | |
a411e839 JW |
1384 | |
1385 | for (i = 0; i < ir->num_txports; i++) { | |
1386 | cmdbuf[2] = i; | |
1387 | mce_async_out(ir, cmdbuf, sizeof(cmdbuf)); | |
1388 | } | |
66e89522 JW |
1389 | } |
1390 | ||
b71969be JW |
1391 | static void mceusb_flash_led(struct mceusb_dev *ir) |
1392 | { | |
1393 | if (ir->emver < 2) | |
1394 | return; | |
1395 | ||
1396 | mce_async_out(ir, FLASH_LED, sizeof(FLASH_LED)); | |
1397 | } | |
1398 | ||
a06854a6 S |
1399 | /* |
1400 | * Workqueue function | |
1401 | * for resetting or recovering device after occurrence of error events | |
1402 | * specified in ir->kevent bit field. | |
1403 | * Function runs (via schedule_work()) in non-interrupt context, for | |
1404 | * calls here (such as usb_clear_halt()) requiring non-interrupt context. | |
1405 | */ | |
1406 | static void mceusb_deferred_kevent(struct work_struct *work) | |
1407 | { | |
1408 | struct mceusb_dev *ir = | |
1409 | container_of(work, struct mceusb_dev, kevent); | |
1410 | int status; | |
1411 | ||
1412 | if (test_bit(EVENT_RX_HALT, &ir->kevent_flags)) { | |
1413 | usb_unlink_urb(ir->urb_in); | |
1414 | status = usb_clear_halt(ir->usbdev, ir->pipe_in); | |
1415 | if (status < 0) { | |
1416 | dev_err(ir->dev, "rx clear halt error %d", | |
1417 | status); | |
a06854a6 S |
1418 | } |
1419 | clear_bit(EVENT_RX_HALT, &ir->kevent_flags); | |
c779a9cd S |
1420 | if (status == 0) { |
1421 | status = usb_submit_urb(ir->urb_in, GFP_KERNEL); | |
1422 | if (status < 0) { | |
1423 | dev_err(ir->dev, | |
1424 | "rx unhalt submit urb error %d", | |
1425 | status); | |
1426 | } | |
a06854a6 S |
1427 | } |
1428 | } | |
c779a9cd S |
1429 | |
1430 | if (test_bit(EVENT_TX_HALT, &ir->kevent_flags)) { | |
1431 | status = usb_clear_halt(ir->usbdev, ir->pipe_out); | |
1432 | if (status < 0) | |
1433 | dev_err(ir->dev, "tx clear halt error %d", status); | |
1434 | clear_bit(EVENT_TX_HALT, &ir->kevent_flags); | |
1435 | } | |
a06854a6 S |
1436 | } |
1437 | ||
e947d9ad | 1438 | static struct rc_dev *mceusb_init_rc_dev(struct mceusb_dev *ir) |
66e89522 | 1439 | { |
e947d9ad | 1440 | struct usb_device *udev = ir->usbdev; |
66e89522 | 1441 | struct device *dev = ir->dev; |
d8b4b582 DH |
1442 | struct rc_dev *rc; |
1443 | int ret; | |
66e89522 | 1444 | |
0f7499fd | 1445 | rc = rc_allocate_device(RC_DRIVER_IR_RAW); |
d8b4b582 | 1446 | if (!rc) { |
6b4a16c3 | 1447 | dev_err(dev, "remote dev allocation failed"); |
d8b4b582 | 1448 | goto out; |
66e89522 JW |
1449 | } |
1450 | ||
3459d455 | 1451 | snprintf(ir->name, sizeof(ir->name), "%s (%04x:%04x)", |
d8b4b582 | 1452 | mceusb_model[ir->model].name ? |
5ad1a555 | 1453 | mceusb_model[ir->model].name : |
d8b4b582 | 1454 | "Media Center Ed. eHome Infrared Remote Transceiver", |
66e89522 JW |
1455 | le16_to_cpu(ir->usbdev->descriptor.idVendor), |
1456 | le16_to_cpu(ir->usbdev->descriptor.idProduct)); | |
1457 | ||
66e89522 | 1458 | usb_make_path(ir->usbdev, ir->phys, sizeof(ir->phys)); |
66e89522 | 1459 | |
518f4b26 | 1460 | rc->device_name = ir->name; |
d8b4b582 DH |
1461 | rc->input_phys = ir->phys; |
1462 | usb_to_input_id(ir->usbdev, &rc->input_id); | |
1463 | rc->dev.parent = dev; | |
1464 | rc->priv = ir; | |
6d741bfe | 1465 | rc->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER; |
877f1a7c | 1466 | rc->min_timeout = US_TO_NS(MCE_TIME_UNIT); |
9824ae4a | 1467 | rc->timeout = MS_TO_NS(100); |
aec3eadf SY |
1468 | if (!mceusb_model[ir->model].broken_irtimeout) { |
1469 | rc->s_timeout = mceusb_set_timeout; | |
1470 | rc->max_timeout = 10 * IR_DEFAULT_TIMEOUT; | |
1471 | } else { | |
1472 | /* | |
1473 | * If we can't set the timeout using CMD_SETIRTIMEOUT, we can | |
1474 | * rely on software timeouts for timeouts < 100ms. | |
1475 | */ | |
1476 | rc->max_timeout = rc->timeout; | |
1477 | } | |
6f6c625d | 1478 | if (!ir->flags.no_tx) { |
d8b4b582 DH |
1479 | rc->s_tx_mask = mceusb_set_tx_mask; |
1480 | rc->s_tx_carrier = mceusb_set_tx_carrier; | |
1481 | rc->tx_ir = mceusb_tx_ir; | |
6f6c625d | 1482 | } |
279c60fd S |
1483 | if (ir->flags.rx2 > 0) { |
1484 | rc->s_learning_mode = mceusb_set_rx_wideband; | |
1485 | rc->s_carrier_report = mceusb_set_rx_carrier_report; | |
1486 | } | |
d8b4b582 | 1487 | rc->driver_name = DRIVER_NAME; |
5b8c8d41 MCC |
1488 | |
1489 | switch (le16_to_cpu(udev->descriptor.idVendor)) { | |
1490 | case VENDOR_HAUPPAUGE: | |
1491 | rc->map_name = RC_MAP_HAUPPAUGE; | |
1492 | break; | |
1493 | case VENDOR_PCTV: | |
1494 | rc->map_name = RC_MAP_PINNACLE_PCTV_HD; | |
1495 | break; | |
1496 | default: | |
1497 | rc->map_name = RC_MAP_RC6_MCE; | |
1498 | } | |
1499 | if (mceusb_model[ir->model].rc_map) | |
1500 | rc->map_name = mceusb_model[ir->model].rc_map; | |
66e89522 | 1501 | |
d8b4b582 | 1502 | ret = rc_register_device(rc); |
66e89522 | 1503 | if (ret < 0) { |
6b4a16c3 | 1504 | dev_err(dev, "remote dev registration failed"); |
d8b4b582 | 1505 | goto out; |
66e89522 JW |
1506 | } |
1507 | ||
d8b4b582 | 1508 | return rc; |
66e89522 | 1509 | |
d8b4b582 DH |
1510 | out: |
1511 | rc_free_device(rc); | |
66e89522 JW |
1512 | return NULL; |
1513 | } | |
1514 | ||
4c62e976 GKH |
1515 | static int mceusb_dev_probe(struct usb_interface *intf, |
1516 | const struct usb_device_id *id) | |
66e89522 JW |
1517 | { |
1518 | struct usb_device *dev = interface_to_usbdev(intf); | |
1519 | struct usb_host_interface *idesc; | |
1520 | struct usb_endpoint_descriptor *ep = NULL; | |
1521 | struct usb_endpoint_descriptor *ep_in = NULL; | |
1522 | struct usb_endpoint_descriptor *ep_out = NULL; | |
66e89522 | 1523 | struct mceusb_dev *ir = NULL; |
e1159cb3 | 1524 | int pipe, maxp, i, res; |
66e89522 | 1525 | char buf[63], name[128] = ""; |
37dbd3a6 | 1526 | enum mceusb_model_type model = id->driver_info; |
66e89522 JW |
1527 | bool is_gen3; |
1528 | bool is_microsoft_gen1; | |
d8cc7fd7 | 1529 | bool tx_mask_normal; |
a6994eb0 | 1530 | int ir_intfnum; |
66e89522 | 1531 | |
6b4a16c3 | 1532 | dev_dbg(&intf->dev, "%s called", __func__); |
66e89522 | 1533 | |
66e89522 JW |
1534 | idesc = intf->cur_altsetting; |
1535 | ||
37dbd3a6 MCC |
1536 | is_gen3 = mceusb_model[model].mce_gen3; |
1537 | is_microsoft_gen1 = mceusb_model[model].mce_gen1; | |
d8cc7fd7 | 1538 | tx_mask_normal = mceusb_model[model].tx_mask_normal; |
a6994eb0 | 1539 | ir_intfnum = mceusb_model[model].ir_intfnum; |
56e92f60 | 1540 | |
a6994eb0 JW |
1541 | /* There are multi-function devices with non-IR interfaces */ |
1542 | if (idesc->desc.bInterfaceNumber != ir_intfnum) | |
1543 | return -ENODEV; | |
66e89522 JW |
1544 | |
1545 | /* step through the endpoints to find first bulk in and out endpoint */ | |
1546 | for (i = 0; i < idesc->desc.bNumEndpoints; ++i) { | |
1547 | ep = &idesc->endpoint[i].desc; | |
1548 | ||
0cacb46a MD |
1549 | if (ep_in == NULL) { |
1550 | if (usb_endpoint_is_bulk_in(ep)) { | |
1551 | ep_in = ep; | |
1552 | dev_dbg(&intf->dev, "acceptable bulk inbound endpoint found\n"); | |
1553 | } else if (usb_endpoint_is_int_in(ep)) { | |
1554 | ep_in = ep; | |
1555 | ep_in->bInterval = 1; | |
1556 | dev_dbg(&intf->dev, "acceptable interrupt inbound endpoint found\n"); | |
1557 | } | |
66e89522 JW |
1558 | } |
1559 | ||
0cacb46a MD |
1560 | if (ep_out == NULL) { |
1561 | if (usb_endpoint_is_bulk_out(ep)) { | |
1562 | ep_out = ep; | |
1563 | dev_dbg(&intf->dev, "acceptable bulk outbound endpoint found\n"); | |
1564 | } else if (usb_endpoint_is_int_out(ep)) { | |
1565 | ep_out = ep; | |
1566 | ep_out->bInterval = 1; | |
1567 | dev_dbg(&intf->dev, "acceptable interrupt outbound endpoint found\n"); | |
1568 | } | |
66e89522 JW |
1569 | } |
1570 | } | |
03eb2a55 JH |
1571 | if (!ep_in || !ep_out) { |
1572 | dev_dbg(&intf->dev, "required endpoints not found\n"); | |
66e89522 JW |
1573 | return -ENODEV; |
1574 | } | |
1575 | ||
0cacb46a MD |
1576 | if (usb_endpoint_xfer_int(ep_in)) |
1577 | pipe = usb_rcvintpipe(dev, ep_in->bEndpointAddress); | |
1578 | else | |
1579 | pipe = usb_rcvbulkpipe(dev, ep_in->bEndpointAddress); | |
66e89522 JW |
1580 | maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe)); |
1581 | ||
1582 | ir = kzalloc(sizeof(struct mceusb_dev), GFP_KERNEL); | |
1583 | if (!ir) | |
1584 | goto mem_alloc_fail; | |
1585 | ||
a06854a6 | 1586 | ir->pipe_in = pipe; |
66e89522 JW |
1587 | ir->buf_in = usb_alloc_coherent(dev, maxp, GFP_ATOMIC, &ir->dma_in); |
1588 | if (!ir->buf_in) | |
1589 | goto buf_in_alloc_fail; | |
1590 | ||
1591 | ir->urb_in = usb_alloc_urb(0, GFP_KERNEL); | |
1592 | if (!ir->urb_in) | |
1593 | goto urb_in_alloc_fail; | |
1594 | ||
e947d9ad | 1595 | ir->usbdev = usb_get_dev(dev); |
66e89522 JW |
1596 | ir->dev = &intf->dev; |
1597 | ir->len_in = maxp; | |
66e89522 | 1598 | ir->flags.microsoft_gen1 = is_microsoft_gen1; |
d8cc7fd7 | 1599 | ir->flags.tx_mask_normal = tx_mask_normal; |
6f6c625d | 1600 | ir->flags.no_tx = mceusb_model[model].no_tx; |
279c60fd | 1601 | ir->flags.rx2 = mceusb_model[model].rx2; |
37dbd3a6 MCC |
1602 | ir->model = model; |
1603 | ||
66e89522 | 1604 | /* Saving usb interface data for use by the transmitter routine */ |
66e89522 | 1605 | ir->usb_ep_out = ep_out; |
c779a9cd S |
1606 | if (usb_endpoint_xfer_int(ep_out)) |
1607 | ir->pipe_out = usb_sndintpipe(ir->usbdev, | |
1608 | ep_out->bEndpointAddress); | |
1609 | else | |
1610 | ir->pipe_out = usb_sndbulkpipe(ir->usbdev, | |
1611 | ep_out->bEndpointAddress); | |
66e89522 JW |
1612 | |
1613 | if (dev->descriptor.iManufacturer | |
1614 | && usb_string(dev, dev->descriptor.iManufacturer, | |
1615 | buf, sizeof(buf)) > 0) | |
c0decac1 | 1616 | strscpy(name, buf, sizeof(name)); |
66e89522 JW |
1617 | if (dev->descriptor.iProduct |
1618 | && usb_string(dev, dev->descriptor.iProduct, | |
1619 | buf, sizeof(buf)) > 0) | |
1620 | snprintf(name + strlen(name), sizeof(name) - strlen(name), | |
1621 | " %s", buf); | |
1622 | ||
a06854a6 S |
1623 | /* |
1624 | * Initialize async USB error handler before registering | |
1625 | * or activating any mceusb RX and TX functions | |
1626 | */ | |
1627 | INIT_WORK(&ir->kevent, mceusb_deferred_kevent); | |
1628 | ||
e947d9ad | 1629 | ir->rc = mceusb_init_rc_dev(ir); |
d8b4b582 DH |
1630 | if (!ir->rc) |
1631 | goto rc_dev_fail; | |
66e89522 | 1632 | |
b48592e4 | 1633 | /* wire up inbound data handler */ |
8e175b22 S |
1634 | if (usb_endpoint_xfer_int(ep_in)) |
1635 | usb_fill_int_urb(ir->urb_in, dev, pipe, ir->buf_in, maxp, | |
1636 | mceusb_dev_recv, ir, ep_in->bInterval); | |
1637 | else | |
1638 | usb_fill_bulk_urb(ir->urb_in, dev, pipe, ir->buf_in, maxp, | |
1639 | mceusb_dev_recv, ir); | |
1640 | ||
66e89522 JW |
1641 | ir->urb_in->transfer_dma = ir->dma_in; |
1642 | ir->urb_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; | |
1643 | ||
3a918aa6 | 1644 | /* flush buffers on the device */ |
5c80992e | 1645 | dev_dbg(&intf->dev, "Flushing receive buffers"); |
e1159cb3 SY |
1646 | res = usb_submit_urb(ir->urb_in, GFP_KERNEL); |
1647 | if (res) | |
5c80992e | 1648 | dev_err(&intf->dev, "failed to flush buffers: %d", res); |
3a918aa6 | 1649 | |
ab1072eb JW |
1650 | /* figure out which firmware/emulator version this hardware has */ |
1651 | mceusb_get_emulator_version(ir); | |
1652 | ||
66e89522 | 1653 | /* initialize device */ |
22b0766b | 1654 | if (ir->flags.microsoft_gen1) |
66e89522 | 1655 | mceusb_gen1_init(ir); |
22b0766b | 1656 | else if (!is_gen3) |
66e89522 JW |
1657 | mceusb_gen2_init(ir); |
1658 | ||
22b0766b | 1659 | mceusb_get_parameters(ir); |
66e89522 | 1660 | |
b71969be JW |
1661 | mceusb_flash_led(ir); |
1662 | ||
6f6c625d | 1663 | if (!ir->flags.no_tx) |
d8b4b582 | 1664 | mceusb_set_tx_mask(ir->rc, MCE_DEFAULT_TX_MASK); |
66e89522 JW |
1665 | |
1666 | usb_set_intfdata(intf, ir); | |
1667 | ||
fa334898 JW |
1668 | /* enable wake via this device */ |
1669 | device_set_wakeup_capable(ir->dev, true); | |
1670 | device_set_wakeup_enable(ir->dev, true); | |
1671 | ||
6b4a16c3 SY |
1672 | dev_info(&intf->dev, "Registered %s with mce emulator interface version %x", |
1673 | name, ir->emver); | |
1674 | dev_info(&intf->dev, "%x tx ports (0x%x cabled) and %x rx sensors (0x%x active)", | |
a411e839 JW |
1675 | ir->num_txports, ir->txports_cabled, |
1676 | ir->num_rxports, ir->rxports_active); | |
66e89522 JW |
1677 | |
1678 | return 0; | |
1679 | ||
1680 | /* Error-handling path */ | |
d8b4b582 | 1681 | rc_dev_fail: |
a06854a6 | 1682 | cancel_work_sync(&ir->kevent); |
e947d9ad | 1683 | usb_put_dev(ir->usbdev); |
e1159cb3 | 1684 | usb_kill_urb(ir->urb_in); |
66e89522 JW |
1685 | usb_free_urb(ir->urb_in); |
1686 | urb_in_alloc_fail: | |
1687 | usb_free_coherent(dev, maxp, ir->buf_in, ir->dma_in); | |
1688 | buf_in_alloc_fail: | |
1689 | kfree(ir); | |
1690 | mem_alloc_fail: | |
6b4a16c3 | 1691 | dev_err(&intf->dev, "%s: device setup failed!", __func__); |
66e89522 JW |
1692 | |
1693 | return -ENOMEM; | |
1694 | } | |
1695 | ||
1696 | ||
4c62e976 | 1697 | static void mceusb_dev_disconnect(struct usb_interface *intf) |
66e89522 JW |
1698 | { |
1699 | struct usb_device *dev = interface_to_usbdev(intf); | |
1700 | struct mceusb_dev *ir = usb_get_intfdata(intf); | |
1701 | ||
1702 | usb_set_intfdata(intf, NULL); | |
1703 | ||
1704 | if (!ir) | |
1705 | return; | |
1706 | ||
1707 | ir->usbdev = NULL; | |
a06854a6 | 1708 | cancel_work_sync(&ir->kevent); |
d8b4b582 | 1709 | rc_unregister_device(ir->rc); |
66e89522 JW |
1710 | usb_kill_urb(ir->urb_in); |
1711 | usb_free_urb(ir->urb_in); | |
1712 | usb_free_coherent(dev, ir->len_in, ir->buf_in, ir->dma_in); | |
e947d9ad | 1713 | usb_put_dev(dev); |
66e89522 JW |
1714 | |
1715 | kfree(ir); | |
1716 | } | |
1717 | ||
1718 | static int mceusb_dev_suspend(struct usb_interface *intf, pm_message_t message) | |
1719 | { | |
1720 | struct mceusb_dev *ir = usb_get_intfdata(intf); | |
6b4a16c3 | 1721 | dev_info(ir->dev, "suspend"); |
66e89522 JW |
1722 | usb_kill_urb(ir->urb_in); |
1723 | return 0; | |
1724 | } | |
1725 | ||
1726 | static int mceusb_dev_resume(struct usb_interface *intf) | |
1727 | { | |
1728 | struct mceusb_dev *ir = usb_get_intfdata(intf); | |
6b4a16c3 | 1729 | dev_info(ir->dev, "resume"); |
66e89522 JW |
1730 | if (usb_submit_urb(ir->urb_in, GFP_ATOMIC)) |
1731 | return -EIO; | |
1732 | return 0; | |
1733 | } | |
1734 | ||
1735 | static struct usb_driver mceusb_dev_driver = { | |
1736 | .name = DRIVER_NAME, | |
1737 | .probe = mceusb_dev_probe, | |
4c62e976 | 1738 | .disconnect = mceusb_dev_disconnect, |
66e89522 JW |
1739 | .suspend = mceusb_dev_suspend, |
1740 | .resume = mceusb_dev_resume, | |
1741 | .reset_resume = mceusb_dev_resume, | |
1742 | .id_table = mceusb_dev_table | |
1743 | }; | |
1744 | ||
ecb3b2b3 | 1745 | module_usb_driver(mceusb_dev_driver); |
66e89522 JW |
1746 | |
1747 | MODULE_DESCRIPTION(DRIVER_DESC); | |
1748 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
1749 | MODULE_LICENSE("GPL"); | |
1750 | MODULE_DEVICE_TABLE(usb, mceusb_dev_table); |