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50f7d5a6 HV |
1 | /* |
2 | * cec - HDMI Consumer Electronics Control message functions | |
3 | * | |
4 | * Copyright 2016 Cisco Systems, Inc. and/or its affiliates. All rights reserved. | |
5 | * | |
6 | * This program is free software; you may redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; version 2 of the License. | |
9 | * | |
12655445 HV |
10 | * Alternatively you can redistribute this file under the terms of the |
11 | * BSD license as stated below: | |
12 | * | |
13 | * Redistribution and use in source and binary forms, with or without | |
14 | * modification, are permitted provided that the following conditions | |
15 | * are met: | |
16 | * 1. Redistributions of source code must retain the above copyright | |
17 | * notice, this list of conditions and the following disclaimer. | |
18 | * 2. Redistributions in binary form must reproduce the above copyright | |
19 | * notice, this list of conditions and the following disclaimer in | |
20 | * the documentation and/or other materials provided with the | |
21 | * distribution. | |
22 | * 3. The names of its contributors may not be used to endorse or promote | |
23 | * products derived from this software without specific prior written | |
24 | * permission. | |
25 | * | |
50f7d5a6 HV |
26 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
27 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
28 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
29 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
30 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
31 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
32 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
33 | * SOFTWARE. | |
34 | */ | |
35 | ||
36 | /* | |
37 | * Note: this framework is still in staging and it is likely the API | |
38 | * will change before it goes out of staging. | |
39 | * | |
40 | * Once it is moved out of staging this header will move to uapi. | |
41 | */ | |
42 | #ifndef _CEC_UAPI_FUNCS_H | |
43 | #define _CEC_UAPI_FUNCS_H | |
44 | ||
45 | #include <linux/cec.h> | |
46 | ||
47 | /* One Touch Play Feature */ | |
48 | static inline void cec_msg_active_source(struct cec_msg *msg, __u16 phys_addr) | |
49 | { | |
50 | msg->len = 4; | |
51 | msg->msg[0] |= 0xf; /* broadcast */ | |
52 | msg->msg[1] = CEC_MSG_ACTIVE_SOURCE; | |
53 | msg->msg[2] = phys_addr >> 8; | |
54 | msg->msg[3] = phys_addr & 0xff; | |
55 | } | |
56 | ||
57 | static inline void cec_ops_active_source(const struct cec_msg *msg, | |
58 | __u16 *phys_addr) | |
59 | { | |
60 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
61 | } | |
62 | ||
63 | static inline void cec_msg_image_view_on(struct cec_msg *msg) | |
64 | { | |
65 | msg->len = 2; | |
66 | msg->msg[1] = CEC_MSG_IMAGE_VIEW_ON; | |
67 | } | |
68 | ||
69 | static inline void cec_msg_text_view_on(struct cec_msg *msg) | |
70 | { | |
71 | msg->len = 2; | |
72 | msg->msg[1] = CEC_MSG_TEXT_VIEW_ON; | |
73 | } | |
74 | ||
75 | ||
76 | /* Routing Control Feature */ | |
77 | static inline void cec_msg_inactive_source(struct cec_msg *msg, | |
78 | __u16 phys_addr) | |
79 | { | |
80 | msg->len = 4; | |
81 | msg->msg[1] = CEC_MSG_INACTIVE_SOURCE; | |
82 | msg->msg[2] = phys_addr >> 8; | |
83 | msg->msg[3] = phys_addr & 0xff; | |
84 | } | |
85 | ||
86 | static inline void cec_ops_inactive_source(const struct cec_msg *msg, | |
87 | __u16 *phys_addr) | |
88 | { | |
89 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
90 | } | |
91 | ||
92 | static inline void cec_msg_request_active_source(struct cec_msg *msg, | |
93 | bool reply) | |
94 | { | |
95 | msg->len = 2; | |
96 | msg->msg[0] |= 0xf; /* broadcast */ | |
97 | msg->msg[1] = CEC_MSG_REQUEST_ACTIVE_SOURCE; | |
98 | msg->reply = reply ? CEC_MSG_ACTIVE_SOURCE : 0; | |
99 | } | |
100 | ||
101 | static inline void cec_msg_routing_information(struct cec_msg *msg, | |
102 | __u16 phys_addr) | |
103 | { | |
104 | msg->len = 4; | |
105 | msg->msg[0] |= 0xf; /* broadcast */ | |
106 | msg->msg[1] = CEC_MSG_ROUTING_INFORMATION; | |
107 | msg->msg[2] = phys_addr >> 8; | |
108 | msg->msg[3] = phys_addr & 0xff; | |
109 | } | |
110 | ||
111 | static inline void cec_ops_routing_information(const struct cec_msg *msg, | |
112 | __u16 *phys_addr) | |
113 | { | |
114 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
115 | } | |
116 | ||
117 | static inline void cec_msg_routing_change(struct cec_msg *msg, | |
118 | bool reply, | |
119 | __u16 orig_phys_addr, | |
120 | __u16 new_phys_addr) | |
121 | { | |
122 | msg->len = 6; | |
123 | msg->msg[0] |= 0xf; /* broadcast */ | |
124 | msg->msg[1] = CEC_MSG_ROUTING_CHANGE; | |
125 | msg->msg[2] = orig_phys_addr >> 8; | |
126 | msg->msg[3] = orig_phys_addr & 0xff; | |
127 | msg->msg[4] = new_phys_addr >> 8; | |
128 | msg->msg[5] = new_phys_addr & 0xff; | |
129 | msg->reply = reply ? CEC_MSG_ROUTING_INFORMATION : 0; | |
130 | } | |
131 | ||
132 | static inline void cec_ops_routing_change(const struct cec_msg *msg, | |
133 | __u16 *orig_phys_addr, | |
134 | __u16 *new_phys_addr) | |
135 | { | |
136 | *orig_phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
137 | *new_phys_addr = (msg->msg[4] << 8) | msg->msg[5]; | |
138 | } | |
139 | ||
140 | static inline void cec_msg_set_stream_path(struct cec_msg *msg, __u16 phys_addr) | |
141 | { | |
142 | msg->len = 4; | |
143 | msg->msg[0] |= 0xf; /* broadcast */ | |
144 | msg->msg[1] = CEC_MSG_SET_STREAM_PATH; | |
145 | msg->msg[2] = phys_addr >> 8; | |
146 | msg->msg[3] = phys_addr & 0xff; | |
147 | } | |
148 | ||
149 | static inline void cec_ops_set_stream_path(const struct cec_msg *msg, | |
150 | __u16 *phys_addr) | |
151 | { | |
152 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
153 | } | |
154 | ||
155 | ||
156 | /* Standby Feature */ | |
157 | static inline void cec_msg_standby(struct cec_msg *msg) | |
158 | { | |
159 | msg->len = 2; | |
160 | msg->msg[1] = CEC_MSG_STANDBY; | |
161 | } | |
162 | ||
163 | ||
164 | /* One Touch Record Feature */ | |
165 | static inline void cec_msg_record_off(struct cec_msg *msg) | |
166 | { | |
167 | msg->len = 2; | |
168 | msg->msg[1] = CEC_MSG_RECORD_OFF; | |
169 | } | |
170 | ||
171 | struct cec_op_arib_data { | |
172 | __u16 transport_id; | |
173 | __u16 service_id; | |
174 | __u16 orig_network_id; | |
175 | }; | |
176 | ||
177 | struct cec_op_atsc_data { | |
178 | __u16 transport_id; | |
179 | __u16 program_number; | |
180 | }; | |
181 | ||
182 | struct cec_op_dvb_data { | |
183 | __u16 transport_id; | |
184 | __u16 service_id; | |
185 | __u16 orig_network_id; | |
186 | }; | |
187 | ||
188 | struct cec_op_channel_data { | |
189 | __u8 channel_number_fmt; | |
190 | __u16 major; | |
191 | __u16 minor; | |
192 | }; | |
193 | ||
194 | struct cec_op_digital_service_id { | |
195 | __u8 service_id_method; | |
196 | __u8 dig_bcast_system; | |
197 | union { | |
198 | struct cec_op_arib_data arib; | |
199 | struct cec_op_atsc_data atsc; | |
200 | struct cec_op_dvb_data dvb; | |
201 | struct cec_op_channel_data channel; | |
202 | }; | |
203 | }; | |
204 | ||
205 | struct cec_op_record_src { | |
206 | __u8 type; | |
207 | union { | |
208 | struct cec_op_digital_service_id digital; | |
209 | struct { | |
210 | __u8 ana_bcast_type; | |
211 | __u16 ana_freq; | |
212 | __u8 bcast_system; | |
213 | } analog; | |
214 | struct { | |
215 | __u8 plug; | |
216 | } ext_plug; | |
217 | struct { | |
218 | __u16 phys_addr; | |
219 | } ext_phys_addr; | |
220 | }; | |
221 | }; | |
222 | ||
223 | static inline void cec_set_digital_service_id(__u8 *msg, | |
224 | const struct cec_op_digital_service_id *digital) | |
225 | { | |
226 | *msg++ = (digital->service_id_method << 7) | digital->dig_bcast_system; | |
227 | if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) { | |
228 | *msg++ = (digital->channel.channel_number_fmt << 2) | | |
229 | (digital->channel.major >> 8); | |
230 | *msg++ = digital->channel.major && 0xff; | |
231 | *msg++ = digital->channel.minor >> 8; | |
232 | *msg++ = digital->channel.minor & 0xff; | |
233 | *msg++ = 0; | |
234 | *msg++ = 0; | |
235 | return; | |
236 | } | |
237 | switch (digital->dig_bcast_system) { | |
238 | case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_GEN: | |
239 | case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_CABLE: | |
240 | case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_SAT: | |
241 | case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_T: | |
242 | *msg++ = digital->atsc.transport_id >> 8; | |
243 | *msg++ = digital->atsc.transport_id & 0xff; | |
244 | *msg++ = digital->atsc.program_number >> 8; | |
245 | *msg++ = digital->atsc.program_number & 0xff; | |
246 | *msg++ = 0; | |
247 | *msg++ = 0; | |
248 | break; | |
249 | default: | |
250 | *msg++ = digital->dvb.transport_id >> 8; | |
251 | *msg++ = digital->dvb.transport_id & 0xff; | |
252 | *msg++ = digital->dvb.service_id >> 8; | |
253 | *msg++ = digital->dvb.service_id & 0xff; | |
254 | *msg++ = digital->dvb.orig_network_id >> 8; | |
255 | *msg++ = digital->dvb.orig_network_id & 0xff; | |
256 | break; | |
257 | } | |
258 | } | |
259 | ||
260 | static inline void cec_get_digital_service_id(const __u8 *msg, | |
261 | struct cec_op_digital_service_id *digital) | |
262 | { | |
263 | digital->service_id_method = msg[0] >> 7; | |
264 | digital->dig_bcast_system = msg[0] & 0x7f; | |
265 | if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) { | |
266 | digital->channel.channel_number_fmt = msg[1] >> 2; | |
267 | digital->channel.major = ((msg[1] & 3) << 6) | msg[2]; | |
268 | digital->channel.minor = (msg[3] << 8) | msg[4]; | |
269 | return; | |
270 | } | |
271 | digital->dvb.transport_id = (msg[1] << 8) | msg[2]; | |
272 | digital->dvb.service_id = (msg[3] << 8) | msg[4]; | |
273 | digital->dvb.orig_network_id = (msg[5] << 8) | msg[6]; | |
274 | } | |
275 | ||
276 | static inline void cec_msg_record_on_own(struct cec_msg *msg) | |
277 | { | |
278 | msg->len = 3; | |
279 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
280 | msg->msg[2] = CEC_OP_RECORD_SRC_OWN; | |
281 | } | |
282 | ||
283 | static inline void cec_msg_record_on_digital(struct cec_msg *msg, | |
284 | const struct cec_op_digital_service_id *digital) | |
285 | { | |
286 | msg->len = 10; | |
287 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
288 | msg->msg[2] = CEC_OP_RECORD_SRC_DIGITAL; | |
289 | cec_set_digital_service_id(msg->msg + 3, digital); | |
290 | } | |
291 | ||
292 | static inline void cec_msg_record_on_analog(struct cec_msg *msg, | |
293 | __u8 ana_bcast_type, | |
294 | __u16 ana_freq, | |
295 | __u8 bcast_system) | |
296 | { | |
297 | msg->len = 7; | |
298 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
299 | msg->msg[2] = CEC_OP_RECORD_SRC_ANALOG; | |
300 | msg->msg[3] = ana_bcast_type; | |
301 | msg->msg[4] = ana_freq >> 8; | |
302 | msg->msg[5] = ana_freq & 0xff; | |
303 | msg->msg[6] = bcast_system; | |
304 | } | |
305 | ||
306 | static inline void cec_msg_record_on_plug(struct cec_msg *msg, | |
307 | __u8 plug) | |
308 | { | |
309 | msg->len = 4; | |
310 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
311 | msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PLUG; | |
312 | msg->msg[3] = plug; | |
313 | } | |
314 | ||
315 | static inline void cec_msg_record_on_phys_addr(struct cec_msg *msg, | |
316 | __u16 phys_addr) | |
317 | { | |
318 | msg->len = 5; | |
319 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
320 | msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PHYS_ADDR; | |
321 | msg->msg[3] = phys_addr >> 8; | |
322 | msg->msg[4] = phys_addr & 0xff; | |
323 | } | |
324 | ||
325 | static inline void cec_msg_record_on(struct cec_msg *msg, | |
326 | const struct cec_op_record_src *rec_src) | |
327 | { | |
328 | switch (rec_src->type) { | |
329 | case CEC_OP_RECORD_SRC_OWN: | |
330 | cec_msg_record_on_own(msg); | |
331 | break; | |
332 | case CEC_OP_RECORD_SRC_DIGITAL: | |
333 | cec_msg_record_on_digital(msg, &rec_src->digital); | |
334 | break; | |
335 | case CEC_OP_RECORD_SRC_ANALOG: | |
336 | cec_msg_record_on_analog(msg, | |
337 | rec_src->analog.ana_bcast_type, | |
338 | rec_src->analog.ana_freq, | |
339 | rec_src->analog.bcast_system); | |
340 | break; | |
341 | case CEC_OP_RECORD_SRC_EXT_PLUG: | |
342 | cec_msg_record_on_plug(msg, rec_src->ext_plug.plug); | |
343 | break; | |
344 | case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR: | |
345 | cec_msg_record_on_phys_addr(msg, | |
346 | rec_src->ext_phys_addr.phys_addr); | |
347 | break; | |
348 | } | |
349 | } | |
350 | ||
351 | static inline void cec_ops_record_on(const struct cec_msg *msg, | |
352 | struct cec_op_record_src *rec_src) | |
353 | { | |
354 | rec_src->type = msg->msg[2]; | |
355 | switch (rec_src->type) { | |
356 | case CEC_OP_RECORD_SRC_OWN: | |
357 | break; | |
358 | case CEC_OP_RECORD_SRC_DIGITAL: | |
359 | cec_get_digital_service_id(msg->msg + 3, &rec_src->digital); | |
360 | break; | |
361 | case CEC_OP_RECORD_SRC_ANALOG: | |
362 | rec_src->analog.ana_bcast_type = msg->msg[3]; | |
363 | rec_src->analog.ana_freq = | |
364 | (msg->msg[4] << 8) | msg->msg[5]; | |
365 | rec_src->analog.bcast_system = msg->msg[6]; | |
366 | break; | |
367 | case CEC_OP_RECORD_SRC_EXT_PLUG: | |
368 | rec_src->ext_plug.plug = msg->msg[3]; | |
369 | break; | |
370 | case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR: | |
371 | rec_src->ext_phys_addr.phys_addr = | |
372 | (msg->msg[3] << 8) | msg->msg[4]; | |
373 | break; | |
374 | } | |
375 | } | |
376 | ||
377 | static inline void cec_msg_record_status(struct cec_msg *msg, __u8 rec_status) | |
378 | { | |
379 | msg->len = 3; | |
380 | msg->msg[1] = CEC_MSG_RECORD_STATUS; | |
381 | msg->msg[2] = rec_status; | |
382 | } | |
383 | ||
384 | static inline void cec_ops_record_status(const struct cec_msg *msg, | |
385 | __u8 *rec_status) | |
386 | { | |
387 | *rec_status = msg->msg[2]; | |
388 | } | |
389 | ||
390 | static inline void cec_msg_record_tv_screen(struct cec_msg *msg, | |
391 | bool reply) | |
392 | { | |
393 | msg->len = 2; | |
394 | msg->msg[1] = CEC_MSG_RECORD_TV_SCREEN; | |
395 | msg->reply = reply ? CEC_MSG_RECORD_ON : 0; | |
396 | } | |
397 | ||
398 | ||
399 | /* Timer Programming Feature */ | |
400 | static inline void cec_msg_timer_status(struct cec_msg *msg, | |
401 | __u8 timer_overlap_warning, | |
402 | __u8 media_info, | |
403 | __u8 prog_info, | |
404 | __u8 prog_error, | |
405 | __u8 duration_hr, | |
406 | __u8 duration_min) | |
407 | { | |
408 | msg->len = 3; | |
409 | msg->msg[1] = CEC_MSG_TIMER_STATUS; | |
410 | msg->msg[2] = (timer_overlap_warning << 7) | | |
411 | (media_info << 5) | | |
412 | (prog_info ? 0x10 : 0) | | |
413 | (prog_info ? prog_info : prog_error); | |
414 | if (prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE || | |
415 | prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE || | |
416 | prog_error == CEC_OP_PROG_ERROR_DUPLICATE) { | |
417 | msg->len += 2; | |
418 | msg->msg[3] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
419 | msg->msg[4] = ((duration_min / 10) << 4) | (duration_min % 10); | |
420 | } | |
421 | } | |
422 | ||
0c1f8569 | 423 | static inline void cec_ops_timer_status(const struct cec_msg *msg, |
50f7d5a6 HV |
424 | __u8 *timer_overlap_warning, |
425 | __u8 *media_info, | |
426 | __u8 *prog_info, | |
427 | __u8 *prog_error, | |
428 | __u8 *duration_hr, | |
429 | __u8 *duration_min) | |
430 | { | |
431 | *timer_overlap_warning = msg->msg[2] >> 7; | |
432 | *media_info = (msg->msg[2] >> 5) & 3; | |
433 | if (msg->msg[2] & 0x10) { | |
434 | *prog_info = msg->msg[2] & 0xf; | |
435 | *prog_error = 0; | |
436 | } else { | |
437 | *prog_info = 0; | |
438 | *prog_error = msg->msg[2] & 0xf; | |
439 | } | |
440 | if (*prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE || | |
441 | *prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE || | |
442 | *prog_error == CEC_OP_PROG_ERROR_DUPLICATE) { | |
443 | *duration_hr = (msg->msg[3] >> 4) * 10 + (msg->msg[3] & 0xf); | |
444 | *duration_min = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
445 | } else { | |
446 | *duration_hr = *duration_min = 0; | |
447 | } | |
448 | } | |
449 | ||
450 | static inline void cec_msg_timer_cleared_status(struct cec_msg *msg, | |
451 | __u8 timer_cleared_status) | |
452 | { | |
453 | msg->len = 3; | |
454 | msg->msg[1] = CEC_MSG_TIMER_CLEARED_STATUS; | |
455 | msg->msg[2] = timer_cleared_status; | |
456 | } | |
457 | ||
0c1f8569 | 458 | static inline void cec_ops_timer_cleared_status(const struct cec_msg *msg, |
50f7d5a6 HV |
459 | __u8 *timer_cleared_status) |
460 | { | |
461 | *timer_cleared_status = msg->msg[2]; | |
462 | } | |
463 | ||
464 | static inline void cec_msg_clear_analogue_timer(struct cec_msg *msg, | |
465 | bool reply, | |
466 | __u8 day, | |
467 | __u8 month, | |
468 | __u8 start_hr, | |
469 | __u8 start_min, | |
470 | __u8 duration_hr, | |
471 | __u8 duration_min, | |
472 | __u8 recording_seq, | |
473 | __u8 ana_bcast_type, | |
474 | __u16 ana_freq, | |
475 | __u8 bcast_system) | |
476 | { | |
477 | msg->len = 13; | |
478 | msg->msg[1] = CEC_MSG_CLEAR_ANALOGUE_TIMER; | |
479 | msg->msg[2] = day; | |
480 | msg->msg[3] = month; | |
481 | /* Hours and minutes are in BCD format */ | |
482 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
483 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
484 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
485 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
486 | msg->msg[8] = recording_seq; | |
487 | msg->msg[9] = ana_bcast_type; | |
488 | msg->msg[10] = ana_freq >> 8; | |
489 | msg->msg[11] = ana_freq & 0xff; | |
490 | msg->msg[12] = bcast_system; | |
491 | msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0; | |
492 | } | |
493 | ||
0c1f8569 | 494 | static inline void cec_ops_clear_analogue_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
495 | __u8 *day, |
496 | __u8 *month, | |
497 | __u8 *start_hr, | |
498 | __u8 *start_min, | |
499 | __u8 *duration_hr, | |
500 | __u8 *duration_min, | |
501 | __u8 *recording_seq, | |
502 | __u8 *ana_bcast_type, | |
503 | __u16 *ana_freq, | |
504 | __u8 *bcast_system) | |
505 | { | |
506 | *day = msg->msg[2]; | |
507 | *month = msg->msg[3]; | |
508 | /* Hours and minutes are in BCD format */ | |
509 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
510 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
511 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
512 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
513 | *recording_seq = msg->msg[8]; | |
514 | *ana_bcast_type = msg->msg[9]; | |
515 | *ana_freq = (msg->msg[10] << 8) | msg->msg[11]; | |
516 | *bcast_system = msg->msg[12]; | |
517 | } | |
518 | ||
519 | static inline void cec_msg_clear_digital_timer(struct cec_msg *msg, | |
520 | bool reply, | |
521 | __u8 day, | |
522 | __u8 month, | |
523 | __u8 start_hr, | |
524 | __u8 start_min, | |
525 | __u8 duration_hr, | |
526 | __u8 duration_min, | |
527 | __u8 recording_seq, | |
528 | const struct cec_op_digital_service_id *digital) | |
529 | { | |
530 | msg->len = 16; | |
531 | msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0; | |
532 | msg->msg[1] = CEC_MSG_CLEAR_DIGITAL_TIMER; | |
533 | msg->msg[2] = day; | |
534 | msg->msg[3] = month; | |
535 | /* Hours and minutes are in BCD format */ | |
536 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
537 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
538 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
539 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
540 | msg->msg[8] = recording_seq; | |
541 | cec_set_digital_service_id(msg->msg + 9, digital); | |
542 | } | |
543 | ||
0c1f8569 | 544 | static inline void cec_ops_clear_digital_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
545 | __u8 *day, |
546 | __u8 *month, | |
547 | __u8 *start_hr, | |
548 | __u8 *start_min, | |
549 | __u8 *duration_hr, | |
550 | __u8 *duration_min, | |
551 | __u8 *recording_seq, | |
552 | struct cec_op_digital_service_id *digital) | |
553 | { | |
554 | *day = msg->msg[2]; | |
555 | *month = msg->msg[3]; | |
556 | /* Hours and minutes are in BCD format */ | |
557 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
558 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
559 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
560 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
561 | *recording_seq = msg->msg[8]; | |
562 | cec_get_digital_service_id(msg->msg + 9, digital); | |
563 | } | |
564 | ||
565 | static inline void cec_msg_clear_ext_timer(struct cec_msg *msg, | |
566 | bool reply, | |
567 | __u8 day, | |
568 | __u8 month, | |
569 | __u8 start_hr, | |
570 | __u8 start_min, | |
571 | __u8 duration_hr, | |
572 | __u8 duration_min, | |
573 | __u8 recording_seq, | |
574 | __u8 ext_src_spec, | |
575 | __u8 plug, | |
576 | __u16 phys_addr) | |
577 | { | |
578 | msg->len = 13; | |
579 | msg->msg[1] = CEC_MSG_CLEAR_EXT_TIMER; | |
580 | msg->msg[2] = day; | |
581 | msg->msg[3] = month; | |
582 | /* Hours and minutes are in BCD format */ | |
583 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
584 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
585 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
586 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
587 | msg->msg[8] = recording_seq; | |
588 | msg->msg[9] = ext_src_spec; | |
589 | msg->msg[10] = plug; | |
590 | msg->msg[11] = phys_addr >> 8; | |
591 | msg->msg[12] = phys_addr & 0xff; | |
592 | msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0; | |
593 | } | |
594 | ||
0c1f8569 | 595 | static inline void cec_ops_clear_ext_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
596 | __u8 *day, |
597 | __u8 *month, | |
598 | __u8 *start_hr, | |
599 | __u8 *start_min, | |
600 | __u8 *duration_hr, | |
601 | __u8 *duration_min, | |
602 | __u8 *recording_seq, | |
603 | __u8 *ext_src_spec, | |
604 | __u8 *plug, | |
605 | __u16 *phys_addr) | |
606 | { | |
607 | *day = msg->msg[2]; | |
608 | *month = msg->msg[3]; | |
609 | /* Hours and minutes are in BCD format */ | |
610 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
611 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
612 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
613 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
614 | *recording_seq = msg->msg[8]; | |
615 | *ext_src_spec = msg->msg[9]; | |
616 | *plug = msg->msg[10]; | |
617 | *phys_addr = (msg->msg[11] << 8) | msg->msg[12]; | |
618 | } | |
619 | ||
620 | static inline void cec_msg_set_analogue_timer(struct cec_msg *msg, | |
621 | bool reply, | |
622 | __u8 day, | |
623 | __u8 month, | |
624 | __u8 start_hr, | |
625 | __u8 start_min, | |
626 | __u8 duration_hr, | |
627 | __u8 duration_min, | |
628 | __u8 recording_seq, | |
629 | __u8 ana_bcast_type, | |
630 | __u16 ana_freq, | |
631 | __u8 bcast_system) | |
632 | { | |
633 | msg->len = 13; | |
634 | msg->msg[1] = CEC_MSG_SET_ANALOGUE_TIMER; | |
635 | msg->msg[2] = day; | |
636 | msg->msg[3] = month; | |
637 | /* Hours and minutes are in BCD format */ | |
638 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
639 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
640 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
641 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
642 | msg->msg[8] = recording_seq; | |
643 | msg->msg[9] = ana_bcast_type; | |
644 | msg->msg[10] = ana_freq >> 8; | |
645 | msg->msg[11] = ana_freq & 0xff; | |
646 | msg->msg[12] = bcast_system; | |
647 | msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0; | |
648 | } | |
649 | ||
0c1f8569 | 650 | static inline void cec_ops_set_analogue_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
651 | __u8 *day, |
652 | __u8 *month, | |
653 | __u8 *start_hr, | |
654 | __u8 *start_min, | |
655 | __u8 *duration_hr, | |
656 | __u8 *duration_min, | |
657 | __u8 *recording_seq, | |
658 | __u8 *ana_bcast_type, | |
659 | __u16 *ana_freq, | |
660 | __u8 *bcast_system) | |
661 | { | |
662 | *day = msg->msg[2]; | |
663 | *month = msg->msg[3]; | |
664 | /* Hours and minutes are in BCD format */ | |
665 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
666 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
667 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
668 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
669 | *recording_seq = msg->msg[8]; | |
670 | *ana_bcast_type = msg->msg[9]; | |
671 | *ana_freq = (msg->msg[10] << 8) | msg->msg[11]; | |
672 | *bcast_system = msg->msg[12]; | |
673 | } | |
674 | ||
675 | static inline void cec_msg_set_digital_timer(struct cec_msg *msg, | |
676 | bool reply, | |
677 | __u8 day, | |
678 | __u8 month, | |
679 | __u8 start_hr, | |
680 | __u8 start_min, | |
681 | __u8 duration_hr, | |
682 | __u8 duration_min, | |
683 | __u8 recording_seq, | |
684 | const struct cec_op_digital_service_id *digital) | |
685 | { | |
686 | msg->len = 16; | |
687 | msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0; | |
688 | msg->msg[1] = CEC_MSG_SET_DIGITAL_TIMER; | |
689 | msg->msg[2] = day; | |
690 | msg->msg[3] = month; | |
691 | /* Hours and minutes are in BCD format */ | |
692 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
693 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
694 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
695 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
696 | msg->msg[8] = recording_seq; | |
697 | cec_set_digital_service_id(msg->msg + 9, digital); | |
698 | } | |
699 | ||
0c1f8569 | 700 | static inline void cec_ops_set_digital_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
701 | __u8 *day, |
702 | __u8 *month, | |
703 | __u8 *start_hr, | |
704 | __u8 *start_min, | |
705 | __u8 *duration_hr, | |
706 | __u8 *duration_min, | |
707 | __u8 *recording_seq, | |
708 | struct cec_op_digital_service_id *digital) | |
709 | { | |
710 | *day = msg->msg[2]; | |
711 | *month = msg->msg[3]; | |
712 | /* Hours and minutes are in BCD format */ | |
713 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
714 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
715 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
716 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
717 | *recording_seq = msg->msg[8]; | |
718 | cec_get_digital_service_id(msg->msg + 9, digital); | |
719 | } | |
720 | ||
721 | static inline void cec_msg_set_ext_timer(struct cec_msg *msg, | |
722 | bool reply, | |
723 | __u8 day, | |
724 | __u8 month, | |
725 | __u8 start_hr, | |
726 | __u8 start_min, | |
727 | __u8 duration_hr, | |
728 | __u8 duration_min, | |
729 | __u8 recording_seq, | |
730 | __u8 ext_src_spec, | |
731 | __u8 plug, | |
732 | __u16 phys_addr) | |
733 | { | |
734 | msg->len = 13; | |
735 | msg->msg[1] = CEC_MSG_SET_EXT_TIMER; | |
736 | msg->msg[2] = day; | |
737 | msg->msg[3] = month; | |
738 | /* Hours and minutes are in BCD format */ | |
739 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
740 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
741 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
742 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
743 | msg->msg[8] = recording_seq; | |
744 | msg->msg[9] = ext_src_spec; | |
745 | msg->msg[10] = plug; | |
746 | msg->msg[11] = phys_addr >> 8; | |
747 | msg->msg[12] = phys_addr & 0xff; | |
748 | msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0; | |
749 | } | |
750 | ||
0c1f8569 | 751 | static inline void cec_ops_set_ext_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
752 | __u8 *day, |
753 | __u8 *month, | |
754 | __u8 *start_hr, | |
755 | __u8 *start_min, | |
756 | __u8 *duration_hr, | |
757 | __u8 *duration_min, | |
758 | __u8 *recording_seq, | |
759 | __u8 *ext_src_spec, | |
760 | __u8 *plug, | |
761 | __u16 *phys_addr) | |
762 | { | |
763 | *day = msg->msg[2]; | |
764 | *month = msg->msg[3]; | |
765 | /* Hours and minutes are in BCD format */ | |
766 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
767 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
768 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
769 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
770 | *recording_seq = msg->msg[8]; | |
771 | *ext_src_spec = msg->msg[9]; | |
772 | *plug = msg->msg[10]; | |
773 | *phys_addr = (msg->msg[11] << 8) | msg->msg[12]; | |
774 | } | |
775 | ||
776 | static inline void cec_msg_set_timer_program_title(struct cec_msg *msg, | |
777 | const char *prog_title) | |
778 | { | |
779 | unsigned int len = strlen(prog_title); | |
780 | ||
781 | if (len > 14) | |
782 | len = 14; | |
783 | msg->len = 2 + len; | |
784 | msg->msg[1] = CEC_MSG_SET_TIMER_PROGRAM_TITLE; | |
785 | memcpy(msg->msg + 2, prog_title, len); | |
786 | } | |
787 | ||
788 | static inline void cec_ops_set_timer_program_title(const struct cec_msg *msg, | |
789 | char *prog_title) | |
790 | { | |
0cb1f1e4 | 791 | unsigned int len = msg->len > 2 ? msg->len - 2 : 0; |
50f7d5a6 HV |
792 | |
793 | if (len > 14) | |
794 | len = 14; | |
795 | memcpy(prog_title, msg->msg + 2, len); | |
796 | prog_title[len] = '\0'; | |
797 | } | |
798 | ||
799 | /* System Information Feature */ | |
800 | static inline void cec_msg_cec_version(struct cec_msg *msg, __u8 cec_version) | |
801 | { | |
802 | msg->len = 3; | |
803 | msg->msg[1] = CEC_MSG_CEC_VERSION; | |
804 | msg->msg[2] = cec_version; | |
805 | } | |
806 | ||
807 | static inline void cec_ops_cec_version(const struct cec_msg *msg, | |
808 | __u8 *cec_version) | |
809 | { | |
810 | *cec_version = msg->msg[2]; | |
811 | } | |
812 | ||
813 | static inline void cec_msg_get_cec_version(struct cec_msg *msg, | |
814 | bool reply) | |
815 | { | |
816 | msg->len = 2; | |
817 | msg->msg[1] = CEC_MSG_GET_CEC_VERSION; | |
818 | msg->reply = reply ? CEC_MSG_CEC_VERSION : 0; | |
819 | } | |
820 | ||
821 | static inline void cec_msg_report_physical_addr(struct cec_msg *msg, | |
822 | __u16 phys_addr, __u8 prim_devtype) | |
823 | { | |
824 | msg->len = 5; | |
825 | msg->msg[0] |= 0xf; /* broadcast */ | |
826 | msg->msg[1] = CEC_MSG_REPORT_PHYSICAL_ADDR; | |
827 | msg->msg[2] = phys_addr >> 8; | |
828 | msg->msg[3] = phys_addr & 0xff; | |
829 | msg->msg[4] = prim_devtype; | |
830 | } | |
831 | ||
832 | static inline void cec_ops_report_physical_addr(const struct cec_msg *msg, | |
833 | __u16 *phys_addr, __u8 *prim_devtype) | |
834 | { | |
835 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
836 | *prim_devtype = msg->msg[4]; | |
837 | } | |
838 | ||
839 | static inline void cec_msg_give_physical_addr(struct cec_msg *msg, | |
840 | bool reply) | |
841 | { | |
842 | msg->len = 2; | |
843 | msg->msg[1] = CEC_MSG_GIVE_PHYSICAL_ADDR; | |
844 | msg->reply = reply ? CEC_MSG_REPORT_PHYSICAL_ADDR : 0; | |
845 | } | |
846 | ||
847 | static inline void cec_msg_set_menu_language(struct cec_msg *msg, | |
848 | const char *language) | |
849 | { | |
850 | msg->len = 5; | |
851 | msg->msg[0] |= 0xf; /* broadcast */ | |
852 | msg->msg[1] = CEC_MSG_SET_MENU_LANGUAGE; | |
853 | memcpy(msg->msg + 2, language, 3); | |
854 | } | |
855 | ||
0c1f8569 | 856 | static inline void cec_ops_set_menu_language(const struct cec_msg *msg, |
50f7d5a6 HV |
857 | char *language) |
858 | { | |
859 | memcpy(language, msg->msg + 2, 3); | |
860 | language[3] = '\0'; | |
861 | } | |
862 | ||
863 | static inline void cec_msg_get_menu_language(struct cec_msg *msg, | |
864 | bool reply) | |
865 | { | |
866 | msg->len = 2; | |
867 | msg->msg[1] = CEC_MSG_GET_MENU_LANGUAGE; | |
868 | msg->reply = reply ? CEC_MSG_SET_MENU_LANGUAGE : 0; | |
869 | } | |
870 | ||
871 | /* | |
872 | * Assumes a single RC Profile byte and a single Device Features byte, | |
873 | * i.e. no extended features are supported by this helper function. | |
874 | * | |
875 | * As of CEC 2.0 no extended features are defined, should those be added | |
876 | * in the future, then this function needs to be adapted or a new function | |
877 | * should be added. | |
878 | */ | |
879 | static inline void cec_msg_report_features(struct cec_msg *msg, | |
880 | __u8 cec_version, __u8 all_device_types, | |
881 | __u8 rc_profile, __u8 dev_features) | |
882 | { | |
883 | msg->len = 6; | |
884 | msg->msg[0] |= 0xf; /* broadcast */ | |
885 | msg->msg[1] = CEC_MSG_REPORT_FEATURES; | |
886 | msg->msg[2] = cec_version; | |
887 | msg->msg[3] = all_device_types; | |
888 | msg->msg[4] = rc_profile; | |
889 | msg->msg[5] = dev_features; | |
890 | } | |
891 | ||
892 | static inline void cec_ops_report_features(const struct cec_msg *msg, | |
893 | __u8 *cec_version, __u8 *all_device_types, | |
894 | const __u8 **rc_profile, const __u8 **dev_features) | |
895 | { | |
896 | const __u8 *p = &msg->msg[4]; | |
897 | ||
898 | *cec_version = msg->msg[2]; | |
899 | *all_device_types = msg->msg[3]; | |
900 | *rc_profile = p; | |
901 | while (p < &msg->msg[14] && (*p & CEC_OP_FEAT_EXT)) | |
902 | p++; | |
903 | if (!(*p & CEC_OP_FEAT_EXT)) { | |
904 | *dev_features = p + 1; | |
905 | while (p < &msg->msg[15] && (*p & CEC_OP_FEAT_EXT)) | |
906 | p++; | |
907 | } | |
908 | if (*p & CEC_OP_FEAT_EXT) | |
909 | *rc_profile = *dev_features = NULL; | |
910 | } | |
911 | ||
912 | static inline void cec_msg_give_features(struct cec_msg *msg, | |
913 | bool reply) | |
914 | { | |
915 | msg->len = 2; | |
916 | msg->msg[1] = CEC_MSG_GIVE_FEATURES; | |
917 | msg->reply = reply ? CEC_MSG_REPORT_FEATURES : 0; | |
918 | } | |
919 | ||
920 | /* Deck Control Feature */ | |
921 | static inline void cec_msg_deck_control(struct cec_msg *msg, | |
922 | __u8 deck_control_mode) | |
923 | { | |
924 | msg->len = 3; | |
925 | msg->msg[1] = CEC_MSG_DECK_CONTROL; | |
926 | msg->msg[2] = deck_control_mode; | |
927 | } | |
928 | ||
0c1f8569 | 929 | static inline void cec_ops_deck_control(const struct cec_msg *msg, |
50f7d5a6 HV |
930 | __u8 *deck_control_mode) |
931 | { | |
932 | *deck_control_mode = msg->msg[2]; | |
933 | } | |
934 | ||
935 | static inline void cec_msg_deck_status(struct cec_msg *msg, | |
936 | __u8 deck_info) | |
937 | { | |
938 | msg->len = 3; | |
939 | msg->msg[1] = CEC_MSG_DECK_STATUS; | |
940 | msg->msg[2] = deck_info; | |
941 | } | |
942 | ||
0c1f8569 | 943 | static inline void cec_ops_deck_status(const struct cec_msg *msg, |
50f7d5a6 HV |
944 | __u8 *deck_info) |
945 | { | |
946 | *deck_info = msg->msg[2]; | |
947 | } | |
948 | ||
949 | static inline void cec_msg_give_deck_status(struct cec_msg *msg, | |
950 | bool reply, | |
951 | __u8 status_req) | |
952 | { | |
953 | msg->len = 3; | |
954 | msg->msg[1] = CEC_MSG_GIVE_DECK_STATUS; | |
955 | msg->msg[2] = status_req; | |
956 | msg->reply = reply ? CEC_MSG_DECK_STATUS : 0; | |
957 | } | |
958 | ||
0c1f8569 | 959 | static inline void cec_ops_give_deck_status(const struct cec_msg *msg, |
50f7d5a6 HV |
960 | __u8 *status_req) |
961 | { | |
962 | *status_req = msg->msg[2]; | |
963 | } | |
964 | ||
965 | static inline void cec_msg_play(struct cec_msg *msg, | |
966 | __u8 play_mode) | |
967 | { | |
968 | msg->len = 3; | |
969 | msg->msg[1] = CEC_MSG_PLAY; | |
970 | msg->msg[2] = play_mode; | |
971 | } | |
972 | ||
0c1f8569 | 973 | static inline void cec_ops_play(const struct cec_msg *msg, |
50f7d5a6 HV |
974 | __u8 *play_mode) |
975 | { | |
976 | *play_mode = msg->msg[2]; | |
977 | } | |
978 | ||
979 | ||
980 | /* Tuner Control Feature */ | |
981 | struct cec_op_tuner_device_info { | |
982 | __u8 rec_flag; | |
983 | __u8 tuner_display_info; | |
984 | bool is_analog; | |
985 | union { | |
986 | struct cec_op_digital_service_id digital; | |
987 | struct { | |
988 | __u8 ana_bcast_type; | |
989 | __u16 ana_freq; | |
990 | __u8 bcast_system; | |
991 | } analog; | |
992 | }; | |
993 | }; | |
994 | ||
995 | static inline void cec_msg_tuner_device_status_analog(struct cec_msg *msg, | |
996 | __u8 rec_flag, | |
997 | __u8 tuner_display_info, | |
998 | __u8 ana_bcast_type, | |
999 | __u16 ana_freq, | |
1000 | __u8 bcast_system) | |
1001 | { | |
1002 | msg->len = 7; | |
1003 | msg->msg[1] = CEC_MSG_TUNER_DEVICE_STATUS; | |
1004 | msg->msg[2] = (rec_flag << 7) | tuner_display_info; | |
1005 | msg->msg[3] = ana_bcast_type; | |
1006 | msg->msg[4] = ana_freq >> 8; | |
1007 | msg->msg[5] = ana_freq & 0xff; | |
1008 | msg->msg[6] = bcast_system; | |
1009 | } | |
1010 | ||
1011 | static inline void cec_msg_tuner_device_status_digital(struct cec_msg *msg, | |
1012 | __u8 rec_flag, __u8 tuner_display_info, | |
1013 | const struct cec_op_digital_service_id *digital) | |
1014 | { | |
1015 | msg->len = 10; | |
1016 | msg->msg[1] = CEC_MSG_TUNER_DEVICE_STATUS; | |
1017 | msg->msg[2] = (rec_flag << 7) | tuner_display_info; | |
1018 | cec_set_digital_service_id(msg->msg + 3, digital); | |
1019 | } | |
1020 | ||
1021 | static inline void cec_msg_tuner_device_status(struct cec_msg *msg, | |
1022 | const struct cec_op_tuner_device_info *tuner_dev_info) | |
1023 | { | |
1024 | if (tuner_dev_info->is_analog) | |
1025 | cec_msg_tuner_device_status_analog(msg, | |
1026 | tuner_dev_info->rec_flag, | |
1027 | tuner_dev_info->tuner_display_info, | |
1028 | tuner_dev_info->analog.ana_bcast_type, | |
1029 | tuner_dev_info->analog.ana_freq, | |
1030 | tuner_dev_info->analog.bcast_system); | |
1031 | else | |
1032 | cec_msg_tuner_device_status_digital(msg, | |
1033 | tuner_dev_info->rec_flag, | |
1034 | tuner_dev_info->tuner_display_info, | |
1035 | &tuner_dev_info->digital); | |
1036 | } | |
1037 | ||
0c1f8569 | 1038 | static inline void cec_ops_tuner_device_status(const struct cec_msg *msg, |
50f7d5a6 HV |
1039 | struct cec_op_tuner_device_info *tuner_dev_info) |
1040 | { | |
1041 | tuner_dev_info->is_analog = msg->len < 10; | |
1042 | tuner_dev_info->rec_flag = msg->msg[2] >> 7; | |
1043 | tuner_dev_info->tuner_display_info = msg->msg[2] & 0x7f; | |
1044 | if (tuner_dev_info->is_analog) { | |
1045 | tuner_dev_info->analog.ana_bcast_type = msg->msg[3]; | |
1046 | tuner_dev_info->analog.ana_freq = (msg->msg[4] << 8) | msg->msg[5]; | |
1047 | tuner_dev_info->analog.bcast_system = msg->msg[6]; | |
1048 | return; | |
1049 | } | |
1050 | cec_get_digital_service_id(msg->msg + 3, &tuner_dev_info->digital); | |
1051 | } | |
1052 | ||
1053 | static inline void cec_msg_give_tuner_device_status(struct cec_msg *msg, | |
1054 | bool reply, | |
1055 | __u8 status_req) | |
1056 | { | |
1057 | msg->len = 3; | |
1058 | msg->msg[1] = CEC_MSG_GIVE_TUNER_DEVICE_STATUS; | |
1059 | msg->msg[2] = status_req; | |
1060 | msg->reply = reply ? CEC_MSG_TUNER_DEVICE_STATUS : 0; | |
1061 | } | |
1062 | ||
0c1f8569 | 1063 | static inline void cec_ops_give_tuner_device_status(const struct cec_msg *msg, |
50f7d5a6 HV |
1064 | __u8 *status_req) |
1065 | { | |
1066 | *status_req = msg->msg[2]; | |
1067 | } | |
1068 | ||
1069 | static inline void cec_msg_select_analogue_service(struct cec_msg *msg, | |
1070 | __u8 ana_bcast_type, | |
1071 | __u16 ana_freq, | |
1072 | __u8 bcast_system) | |
1073 | { | |
1074 | msg->len = 6; | |
1075 | msg->msg[1] = CEC_MSG_SELECT_ANALOGUE_SERVICE; | |
1076 | msg->msg[2] = ana_bcast_type; | |
1077 | msg->msg[3] = ana_freq >> 8; | |
1078 | msg->msg[4] = ana_freq & 0xff; | |
1079 | msg->msg[5] = bcast_system; | |
1080 | } | |
1081 | ||
0c1f8569 | 1082 | static inline void cec_ops_select_analogue_service(const struct cec_msg *msg, |
50f7d5a6 HV |
1083 | __u8 *ana_bcast_type, |
1084 | __u16 *ana_freq, | |
1085 | __u8 *bcast_system) | |
1086 | { | |
1087 | *ana_bcast_type = msg->msg[2]; | |
1088 | *ana_freq = (msg->msg[3] << 8) | msg->msg[4]; | |
1089 | *bcast_system = msg->msg[5]; | |
1090 | } | |
1091 | ||
1092 | static inline void cec_msg_select_digital_service(struct cec_msg *msg, | |
1093 | const struct cec_op_digital_service_id *digital) | |
1094 | { | |
1095 | msg->len = 9; | |
1096 | msg->msg[1] = CEC_MSG_SELECT_DIGITAL_SERVICE; | |
1097 | cec_set_digital_service_id(msg->msg + 2, digital); | |
1098 | } | |
1099 | ||
0c1f8569 | 1100 | static inline void cec_ops_select_digital_service(const struct cec_msg *msg, |
50f7d5a6 HV |
1101 | struct cec_op_digital_service_id *digital) |
1102 | { | |
1103 | cec_get_digital_service_id(msg->msg + 2, digital); | |
1104 | } | |
1105 | ||
1106 | static inline void cec_msg_tuner_step_decrement(struct cec_msg *msg) | |
1107 | { | |
1108 | msg->len = 2; | |
1109 | msg->msg[1] = CEC_MSG_TUNER_STEP_DECREMENT; | |
1110 | } | |
1111 | ||
1112 | static inline void cec_msg_tuner_step_increment(struct cec_msg *msg) | |
1113 | { | |
1114 | msg->len = 2; | |
1115 | msg->msg[1] = CEC_MSG_TUNER_STEP_INCREMENT; | |
1116 | } | |
1117 | ||
1118 | ||
1119 | /* Vendor Specific Commands Feature */ | |
1120 | static inline void cec_msg_device_vendor_id(struct cec_msg *msg, __u32 vendor_id) | |
1121 | { | |
1122 | msg->len = 5; | |
1123 | msg->msg[0] |= 0xf; /* broadcast */ | |
1124 | msg->msg[1] = CEC_MSG_DEVICE_VENDOR_ID; | |
1125 | msg->msg[2] = vendor_id >> 16; | |
1126 | msg->msg[3] = (vendor_id >> 8) & 0xff; | |
1127 | msg->msg[4] = vendor_id & 0xff; | |
1128 | } | |
1129 | ||
1130 | static inline void cec_ops_device_vendor_id(const struct cec_msg *msg, | |
1131 | __u32 *vendor_id) | |
1132 | { | |
1133 | *vendor_id = (msg->msg[2] << 16) | (msg->msg[3] << 8) | msg->msg[4]; | |
1134 | } | |
1135 | ||
1136 | static inline void cec_msg_give_device_vendor_id(struct cec_msg *msg, | |
1137 | bool reply) | |
1138 | { | |
1139 | msg->len = 2; | |
1140 | msg->msg[1] = CEC_MSG_GIVE_DEVICE_VENDOR_ID; | |
1141 | msg->reply = reply ? CEC_MSG_DEVICE_VENDOR_ID : 0; | |
1142 | } | |
1143 | ||
1144 | static inline void cec_msg_vendor_remote_button_up(struct cec_msg *msg) | |
1145 | { | |
1146 | msg->len = 2; | |
1147 | msg->msg[1] = CEC_MSG_VENDOR_REMOTE_BUTTON_UP; | |
1148 | } | |
1149 | ||
1150 | ||
1151 | /* OSD Display Feature */ | |
1152 | static inline void cec_msg_set_osd_string(struct cec_msg *msg, | |
1153 | __u8 disp_ctl, | |
1154 | const char *osd) | |
1155 | { | |
1156 | unsigned int len = strlen(osd); | |
1157 | ||
1158 | if (len > 13) | |
1159 | len = 13; | |
1160 | msg->len = 3 + len; | |
1161 | msg->msg[1] = CEC_MSG_SET_OSD_STRING; | |
1162 | msg->msg[2] = disp_ctl; | |
1163 | memcpy(msg->msg + 3, osd, len); | |
1164 | } | |
1165 | ||
1166 | static inline void cec_ops_set_osd_string(const struct cec_msg *msg, | |
1167 | __u8 *disp_ctl, | |
1168 | char *osd) | |
1169 | { | |
0cb1f1e4 | 1170 | unsigned int len = msg->len > 3 ? msg->len - 3 : 0; |
50f7d5a6 HV |
1171 | |
1172 | *disp_ctl = msg->msg[2]; | |
1173 | if (len > 13) | |
1174 | len = 13; | |
1175 | memcpy(osd, msg->msg + 3, len); | |
1176 | osd[len] = '\0'; | |
1177 | } | |
1178 | ||
1179 | ||
1180 | /* Device OSD Transfer Feature */ | |
1181 | static inline void cec_msg_set_osd_name(struct cec_msg *msg, const char *name) | |
1182 | { | |
1183 | unsigned int len = strlen(name); | |
1184 | ||
1185 | if (len > 14) | |
1186 | len = 14; | |
1187 | msg->len = 2 + len; | |
1188 | msg->msg[1] = CEC_MSG_SET_OSD_NAME; | |
1189 | memcpy(msg->msg + 2, name, len); | |
1190 | } | |
1191 | ||
1192 | static inline void cec_ops_set_osd_name(const struct cec_msg *msg, | |
1193 | char *name) | |
1194 | { | |
0cb1f1e4 | 1195 | unsigned int len = msg->len > 2 ? msg->len - 2 : 0; |
50f7d5a6 HV |
1196 | |
1197 | if (len > 14) | |
1198 | len = 14; | |
1199 | memcpy(name, msg->msg + 2, len); | |
1200 | name[len] = '\0'; | |
1201 | } | |
1202 | ||
1203 | static inline void cec_msg_give_osd_name(struct cec_msg *msg, | |
1204 | bool reply) | |
1205 | { | |
1206 | msg->len = 2; | |
1207 | msg->msg[1] = CEC_MSG_GIVE_OSD_NAME; | |
1208 | msg->reply = reply ? CEC_MSG_SET_OSD_NAME : 0; | |
1209 | } | |
1210 | ||
1211 | ||
1212 | /* Device Menu Control Feature */ | |
1213 | static inline void cec_msg_menu_status(struct cec_msg *msg, | |
1214 | __u8 menu_state) | |
1215 | { | |
1216 | msg->len = 3; | |
1217 | msg->msg[1] = CEC_MSG_MENU_STATUS; | |
1218 | msg->msg[2] = menu_state; | |
1219 | } | |
1220 | ||
0c1f8569 | 1221 | static inline void cec_ops_menu_status(const struct cec_msg *msg, |
50f7d5a6 HV |
1222 | __u8 *menu_state) |
1223 | { | |
1224 | *menu_state = msg->msg[2]; | |
1225 | } | |
1226 | ||
1227 | static inline void cec_msg_menu_request(struct cec_msg *msg, | |
1228 | bool reply, | |
1229 | __u8 menu_req) | |
1230 | { | |
1231 | msg->len = 3; | |
1232 | msg->msg[1] = CEC_MSG_MENU_REQUEST; | |
1233 | msg->msg[2] = menu_req; | |
1234 | msg->reply = reply ? CEC_MSG_MENU_STATUS : 0; | |
1235 | } | |
1236 | ||
0c1f8569 | 1237 | static inline void cec_ops_menu_request(const struct cec_msg *msg, |
50f7d5a6 HV |
1238 | __u8 *menu_req) |
1239 | { | |
1240 | *menu_req = msg->msg[2]; | |
1241 | } | |
1242 | ||
1243 | struct cec_op_ui_command { | |
1244 | __u8 ui_cmd; | |
1245 | bool has_opt_arg; | |
1246 | union { | |
1247 | struct cec_op_channel_data channel_identifier; | |
1248 | __u8 ui_broadcast_type; | |
1249 | __u8 ui_sound_presentation_control; | |
1250 | __u8 play_mode; | |
1251 | __u8 ui_function_media; | |
1252 | __u8 ui_function_select_av_input; | |
1253 | __u8 ui_function_select_audio_input; | |
1254 | }; | |
1255 | }; | |
1256 | ||
1257 | static inline void cec_msg_user_control_pressed(struct cec_msg *msg, | |
1258 | const struct cec_op_ui_command *ui_cmd) | |
1259 | { | |
1260 | msg->len = 3; | |
1261 | msg->msg[1] = CEC_MSG_USER_CONTROL_PRESSED; | |
1262 | msg->msg[2] = ui_cmd->ui_cmd; | |
1263 | if (!ui_cmd->has_opt_arg) | |
1264 | return; | |
1265 | switch (ui_cmd->ui_cmd) { | |
1266 | case 0x56: | |
1267 | case 0x57: | |
1268 | case 0x60: | |
1269 | case 0x68: | |
1270 | case 0x69: | |
1271 | case 0x6a: | |
1272 | /* The optional operand is one byte for all these ui commands */ | |
1273 | msg->len++; | |
1274 | msg->msg[3] = ui_cmd->play_mode; | |
1275 | break; | |
1276 | case 0x67: | |
1277 | msg->len += 4; | |
1278 | msg->msg[3] = (ui_cmd->channel_identifier.channel_number_fmt << 2) | | |
1279 | (ui_cmd->channel_identifier.major >> 8); | |
1280 | msg->msg[4] = ui_cmd->channel_identifier.major && 0xff; | |
1281 | msg->msg[5] = ui_cmd->channel_identifier.minor >> 8; | |
1282 | msg->msg[6] = ui_cmd->channel_identifier.minor & 0xff; | |
1283 | break; | |
1284 | } | |
1285 | } | |
1286 | ||
0c1f8569 | 1287 | static inline void cec_ops_user_control_pressed(const struct cec_msg *msg, |
50f7d5a6 HV |
1288 | struct cec_op_ui_command *ui_cmd) |
1289 | { | |
1290 | ui_cmd->ui_cmd = msg->msg[2]; | |
1291 | ui_cmd->has_opt_arg = false; | |
1292 | if (msg->len == 3) | |
1293 | return; | |
1294 | switch (ui_cmd->ui_cmd) { | |
1295 | case 0x56: | |
1296 | case 0x57: | |
1297 | case 0x60: | |
1298 | case 0x68: | |
1299 | case 0x69: | |
1300 | case 0x6a: | |
1301 | /* The optional operand is one byte for all these ui commands */ | |
1302 | ui_cmd->play_mode = msg->msg[3]; | |
1303 | ui_cmd->has_opt_arg = true; | |
1304 | break; | |
1305 | case 0x67: | |
1306 | if (msg->len < 7) | |
1307 | break; | |
1308 | ui_cmd->has_opt_arg = true; | |
1309 | ui_cmd->channel_identifier.channel_number_fmt = msg->msg[3] >> 2; | |
1310 | ui_cmd->channel_identifier.major = ((msg->msg[3] & 3) << 6) | msg->msg[4]; | |
1311 | ui_cmd->channel_identifier.minor = (msg->msg[5] << 8) | msg->msg[6]; | |
1312 | break; | |
1313 | } | |
1314 | } | |
1315 | ||
1316 | static inline void cec_msg_user_control_released(struct cec_msg *msg) | |
1317 | { | |
1318 | msg->len = 2; | |
1319 | msg->msg[1] = CEC_MSG_USER_CONTROL_RELEASED; | |
1320 | } | |
1321 | ||
1322 | /* Remote Control Passthrough Feature */ | |
1323 | ||
1324 | /* Power Status Feature */ | |
1325 | static inline void cec_msg_report_power_status(struct cec_msg *msg, | |
1326 | __u8 pwr_state) | |
1327 | { | |
1328 | msg->len = 3; | |
1329 | msg->msg[1] = CEC_MSG_REPORT_POWER_STATUS; | |
1330 | msg->msg[2] = pwr_state; | |
1331 | } | |
1332 | ||
1333 | static inline void cec_ops_report_power_status(const struct cec_msg *msg, | |
1334 | __u8 *pwr_state) | |
1335 | { | |
1336 | *pwr_state = msg->msg[2]; | |
1337 | } | |
1338 | ||
1339 | static inline void cec_msg_give_device_power_status(struct cec_msg *msg, | |
1340 | bool reply) | |
1341 | { | |
1342 | msg->len = 2; | |
1343 | msg->msg[1] = CEC_MSG_GIVE_DEVICE_POWER_STATUS; | |
1344 | msg->reply = reply ? CEC_MSG_REPORT_POWER_STATUS : 0; | |
1345 | } | |
1346 | ||
1347 | /* General Protocol Messages */ | |
1348 | static inline void cec_msg_feature_abort(struct cec_msg *msg, | |
1349 | __u8 abort_msg, __u8 reason) | |
1350 | { | |
1351 | msg->len = 4; | |
1352 | msg->msg[1] = CEC_MSG_FEATURE_ABORT; | |
1353 | msg->msg[2] = abort_msg; | |
1354 | msg->msg[3] = reason; | |
1355 | } | |
1356 | ||
1357 | static inline void cec_ops_feature_abort(const struct cec_msg *msg, | |
1358 | __u8 *abort_msg, __u8 *reason) | |
1359 | { | |
1360 | *abort_msg = msg->msg[2]; | |
1361 | *reason = msg->msg[3]; | |
1362 | } | |
1363 | ||
1364 | /* This changes the current message into a feature abort message */ | |
1365 | static inline void cec_msg_reply_feature_abort(struct cec_msg *msg, __u8 reason) | |
1366 | { | |
1367 | cec_msg_set_reply_to(msg, msg); | |
1368 | msg->len = 4; | |
1369 | msg->msg[2] = msg->msg[1]; | |
1370 | msg->msg[3] = reason; | |
1371 | msg->msg[1] = CEC_MSG_FEATURE_ABORT; | |
1372 | } | |
1373 | ||
1374 | static inline void cec_msg_abort(struct cec_msg *msg) | |
1375 | { | |
1376 | msg->len = 2; | |
1377 | msg->msg[1] = CEC_MSG_ABORT; | |
1378 | } | |
1379 | ||
1380 | ||
1381 | /* System Audio Control Feature */ | |
1382 | static inline void cec_msg_report_audio_status(struct cec_msg *msg, | |
1383 | __u8 aud_mute_status, | |
1384 | __u8 aud_vol_status) | |
1385 | { | |
1386 | msg->len = 3; | |
1387 | msg->msg[1] = CEC_MSG_REPORT_AUDIO_STATUS; | |
1388 | msg->msg[2] = (aud_mute_status << 7) | (aud_vol_status & 0x7f); | |
1389 | } | |
1390 | ||
1391 | static inline void cec_ops_report_audio_status(const struct cec_msg *msg, | |
1392 | __u8 *aud_mute_status, | |
1393 | __u8 *aud_vol_status) | |
1394 | { | |
1395 | *aud_mute_status = msg->msg[2] >> 7; | |
1396 | *aud_vol_status = msg->msg[2] & 0x7f; | |
1397 | } | |
1398 | ||
1399 | static inline void cec_msg_give_audio_status(struct cec_msg *msg, | |
1400 | bool reply) | |
1401 | { | |
1402 | msg->len = 2; | |
1403 | msg->msg[1] = CEC_MSG_GIVE_AUDIO_STATUS; | |
1404 | msg->reply = reply ? CEC_MSG_REPORT_AUDIO_STATUS : 0; | |
1405 | } | |
1406 | ||
1407 | static inline void cec_msg_set_system_audio_mode(struct cec_msg *msg, | |
1408 | __u8 sys_aud_status) | |
1409 | { | |
1410 | msg->len = 3; | |
1411 | msg->msg[1] = CEC_MSG_SET_SYSTEM_AUDIO_MODE; | |
1412 | msg->msg[2] = sys_aud_status; | |
1413 | } | |
1414 | ||
1415 | static inline void cec_ops_set_system_audio_mode(const struct cec_msg *msg, | |
1416 | __u8 *sys_aud_status) | |
1417 | { | |
1418 | *sys_aud_status = msg->msg[2]; | |
1419 | } | |
1420 | ||
1421 | static inline void cec_msg_system_audio_mode_request(struct cec_msg *msg, | |
1422 | bool reply, | |
1423 | __u16 phys_addr) | |
1424 | { | |
1425 | msg->len = phys_addr == 0xffff ? 2 : 4; | |
1426 | msg->msg[1] = CEC_MSG_SYSTEM_AUDIO_MODE_REQUEST; | |
1427 | msg->msg[2] = phys_addr >> 8; | |
1428 | msg->msg[3] = phys_addr & 0xff; | |
1429 | msg->reply = reply ? CEC_MSG_SET_SYSTEM_AUDIO_MODE : 0; | |
1430 | ||
1431 | } | |
1432 | ||
1433 | static inline void cec_ops_system_audio_mode_request(const struct cec_msg *msg, | |
1434 | __u16 *phys_addr) | |
1435 | { | |
1436 | if (msg->len < 4) | |
1437 | *phys_addr = 0xffff; | |
1438 | else | |
1439 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1440 | } | |
1441 | ||
1442 | static inline void cec_msg_system_audio_mode_status(struct cec_msg *msg, | |
1443 | __u8 sys_aud_status) | |
1444 | { | |
1445 | msg->len = 3; | |
1446 | msg->msg[1] = CEC_MSG_SYSTEM_AUDIO_MODE_STATUS; | |
1447 | msg->msg[2] = sys_aud_status; | |
1448 | } | |
1449 | ||
1450 | static inline void cec_ops_system_audio_mode_status(const struct cec_msg *msg, | |
1451 | __u8 *sys_aud_status) | |
1452 | { | |
1453 | *sys_aud_status = msg->msg[2]; | |
1454 | } | |
1455 | ||
1456 | static inline void cec_msg_give_system_audio_mode_status(struct cec_msg *msg, | |
1457 | bool reply) | |
1458 | { | |
1459 | msg->len = 2; | |
1460 | msg->msg[1] = CEC_MSG_GIVE_SYSTEM_AUDIO_MODE_STATUS; | |
1461 | msg->reply = reply ? CEC_MSG_SYSTEM_AUDIO_MODE_STATUS : 0; | |
1462 | } | |
1463 | ||
1464 | static inline void cec_msg_report_short_audio_descriptor(struct cec_msg *msg, | |
1465 | __u8 num_descriptors, | |
1466 | const __u32 *descriptors) | |
1467 | { | |
1468 | unsigned int i; | |
1469 | ||
1470 | if (num_descriptors > 4) | |
1471 | num_descriptors = 4; | |
1472 | msg->len = 2 + num_descriptors * 3; | |
1473 | msg->msg[1] = CEC_MSG_REPORT_SHORT_AUDIO_DESCRIPTOR; | |
1474 | for (i = 0; i < num_descriptors; i++) { | |
1475 | msg->msg[2 + i * 3] = (descriptors[i] >> 16) & 0xff; | |
1476 | msg->msg[3 + i * 3] = (descriptors[i] >> 8) & 0xff; | |
1477 | msg->msg[4 + i * 3] = descriptors[i] & 0xff; | |
1478 | } | |
1479 | } | |
1480 | ||
1481 | static inline void cec_ops_report_short_audio_descriptor(const struct cec_msg *msg, | |
1482 | __u8 *num_descriptors, | |
1483 | __u32 *descriptors) | |
1484 | { | |
1485 | unsigned int i; | |
1486 | ||
1487 | *num_descriptors = (msg->len - 2) / 3; | |
1488 | if (*num_descriptors > 4) | |
1489 | *num_descriptors = 4; | |
1490 | for (i = 0; i < *num_descriptors; i++) | |
1491 | descriptors[i] = (msg->msg[2 + i * 3] << 16) | | |
1492 | (msg->msg[3 + i * 3] << 8) | | |
1493 | msg->msg[4 + i * 3]; | |
1494 | } | |
1495 | ||
1496 | static inline void cec_msg_request_short_audio_descriptor(struct cec_msg *msg, | |
9ad52b4d | 1497 | bool reply, |
50f7d5a6 HV |
1498 | __u8 num_descriptors, |
1499 | const __u8 *audio_format_id, | |
1500 | const __u8 *audio_format_code) | |
1501 | { | |
1502 | unsigned int i; | |
1503 | ||
1504 | if (num_descriptors > 4) | |
1505 | num_descriptors = 4; | |
1506 | msg->len = 2 + num_descriptors; | |
1507 | msg->msg[1] = CEC_MSG_REQUEST_SHORT_AUDIO_DESCRIPTOR; | |
9ad52b4d | 1508 | msg->reply = reply ? CEC_MSG_REPORT_SHORT_AUDIO_DESCRIPTOR : 0; |
50f7d5a6 HV |
1509 | for (i = 0; i < num_descriptors; i++) |
1510 | msg->msg[2 + i] = (audio_format_id[i] << 6) | | |
1511 | (audio_format_code[i] & 0x3f); | |
1512 | } | |
1513 | ||
1514 | static inline void cec_ops_request_short_audio_descriptor(const struct cec_msg *msg, | |
1515 | __u8 *num_descriptors, | |
1516 | __u8 *audio_format_id, | |
1517 | __u8 *audio_format_code) | |
1518 | { | |
1519 | unsigned int i; | |
1520 | ||
1521 | *num_descriptors = msg->len - 2; | |
1522 | if (*num_descriptors > 4) | |
1523 | *num_descriptors = 4; | |
1524 | for (i = 0; i < *num_descriptors; i++) { | |
1525 | audio_format_id[i] = msg->msg[2 + i] >> 6; | |
1526 | audio_format_code[i] = msg->msg[2 + i] & 0x3f; | |
1527 | } | |
1528 | } | |
1529 | ||
1530 | ||
1531 | /* Audio Rate Control Feature */ | |
1532 | static inline void cec_msg_set_audio_rate(struct cec_msg *msg, | |
1533 | __u8 audio_rate) | |
1534 | { | |
1535 | msg->len = 3; | |
1536 | msg->msg[1] = CEC_MSG_SET_AUDIO_RATE; | |
1537 | msg->msg[2] = audio_rate; | |
1538 | } | |
1539 | ||
1540 | static inline void cec_ops_set_audio_rate(const struct cec_msg *msg, | |
1541 | __u8 *audio_rate) | |
1542 | { | |
1543 | *audio_rate = msg->msg[2]; | |
1544 | } | |
1545 | ||
1546 | ||
1547 | /* Audio Return Channel Control Feature */ | |
1548 | static inline void cec_msg_report_arc_initiated(struct cec_msg *msg) | |
1549 | { | |
1550 | msg->len = 2; | |
1551 | msg->msg[1] = CEC_MSG_REPORT_ARC_INITIATED; | |
1552 | } | |
1553 | ||
1554 | static inline void cec_msg_initiate_arc(struct cec_msg *msg, | |
1555 | bool reply) | |
1556 | { | |
1557 | msg->len = 2; | |
1558 | msg->msg[1] = CEC_MSG_INITIATE_ARC; | |
1559 | msg->reply = reply ? CEC_MSG_REPORT_ARC_INITIATED : 0; | |
1560 | } | |
1561 | ||
1562 | static inline void cec_msg_request_arc_initiation(struct cec_msg *msg, | |
1563 | bool reply) | |
1564 | { | |
1565 | msg->len = 2; | |
1566 | msg->msg[1] = CEC_MSG_REQUEST_ARC_INITIATION; | |
1567 | msg->reply = reply ? CEC_MSG_INITIATE_ARC : 0; | |
1568 | } | |
1569 | ||
1570 | static inline void cec_msg_report_arc_terminated(struct cec_msg *msg) | |
1571 | { | |
1572 | msg->len = 2; | |
1573 | msg->msg[1] = CEC_MSG_REPORT_ARC_TERMINATED; | |
1574 | } | |
1575 | ||
1576 | static inline void cec_msg_terminate_arc(struct cec_msg *msg, | |
1577 | bool reply) | |
1578 | { | |
1579 | msg->len = 2; | |
1580 | msg->msg[1] = CEC_MSG_TERMINATE_ARC; | |
1581 | msg->reply = reply ? CEC_MSG_REPORT_ARC_TERMINATED : 0; | |
1582 | } | |
1583 | ||
1584 | static inline void cec_msg_request_arc_termination(struct cec_msg *msg, | |
1585 | bool reply) | |
1586 | { | |
1587 | msg->len = 2; | |
1588 | msg->msg[1] = CEC_MSG_REQUEST_ARC_TERMINATION; | |
1589 | msg->reply = reply ? CEC_MSG_TERMINATE_ARC : 0; | |
1590 | } | |
1591 | ||
1592 | ||
1593 | /* Dynamic Audio Lipsync Feature */ | |
1594 | /* Only for CEC 2.0 and up */ | |
1595 | static inline void cec_msg_report_current_latency(struct cec_msg *msg, | |
1596 | __u16 phys_addr, | |
1597 | __u8 video_latency, | |
1598 | __u8 low_latency_mode, | |
1599 | __u8 audio_out_compensated, | |
1600 | __u8 audio_out_delay) | |
1601 | { | |
1602 | msg->len = 7; | |
1603 | msg->msg[0] |= 0xf; /* broadcast */ | |
1604 | msg->msg[1] = CEC_MSG_REPORT_CURRENT_LATENCY; | |
1605 | msg->msg[2] = phys_addr >> 8; | |
1606 | msg->msg[3] = phys_addr & 0xff; | |
1607 | msg->msg[4] = video_latency; | |
1608 | msg->msg[5] = (low_latency_mode << 2) | audio_out_compensated; | |
1609 | msg->msg[6] = audio_out_delay; | |
1610 | } | |
1611 | ||
1612 | static inline void cec_ops_report_current_latency(const struct cec_msg *msg, | |
1613 | __u16 *phys_addr, | |
1614 | __u8 *video_latency, | |
1615 | __u8 *low_latency_mode, | |
1616 | __u8 *audio_out_compensated, | |
1617 | __u8 *audio_out_delay) | |
1618 | { | |
1619 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1620 | *video_latency = msg->msg[4]; | |
1621 | *low_latency_mode = (msg->msg[5] >> 2) & 1; | |
1622 | *audio_out_compensated = msg->msg[5] & 3; | |
1623 | *audio_out_delay = msg->msg[6]; | |
1624 | } | |
1625 | ||
1626 | static inline void cec_msg_request_current_latency(struct cec_msg *msg, | |
1627 | bool reply, | |
1628 | __u16 phys_addr) | |
1629 | { | |
1630 | msg->len = 4; | |
1631 | msg->msg[0] |= 0xf; /* broadcast */ | |
1632 | msg->msg[1] = CEC_MSG_REQUEST_CURRENT_LATENCY; | |
1633 | msg->msg[2] = phys_addr >> 8; | |
1634 | msg->msg[3] = phys_addr & 0xff; | |
1635 | msg->reply = reply ? CEC_MSG_REPORT_CURRENT_LATENCY : 0; | |
1636 | } | |
1637 | ||
1638 | static inline void cec_ops_request_current_latency(const struct cec_msg *msg, | |
1639 | __u16 *phys_addr) | |
1640 | { | |
1641 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1642 | } | |
1643 | ||
1644 | ||
1645 | /* Capability Discovery and Control Feature */ | |
1646 | static inline void cec_msg_cdc_hec_inquire_state(struct cec_msg *msg, | |
1647 | __u16 phys_addr1, | |
1648 | __u16 phys_addr2) | |
1649 | { | |
1650 | msg->len = 9; | |
1651 | msg->msg[0] |= 0xf; /* broadcast */ | |
1652 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1653 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1654 | msg->msg[4] = CEC_MSG_CDC_HEC_INQUIRE_STATE; | |
1655 | msg->msg[5] = phys_addr1 >> 8; | |
1656 | msg->msg[6] = phys_addr1 & 0xff; | |
1657 | msg->msg[7] = phys_addr2 >> 8; | |
1658 | msg->msg[8] = phys_addr2 & 0xff; | |
1659 | } | |
1660 | ||
1661 | static inline void cec_ops_cdc_hec_inquire_state(const struct cec_msg *msg, | |
1662 | __u16 *phys_addr, | |
1663 | __u16 *phys_addr1, | |
1664 | __u16 *phys_addr2) | |
1665 | { | |
1666 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1667 | *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6]; | |
1668 | *phys_addr2 = (msg->msg[7] << 8) | msg->msg[8]; | |
1669 | } | |
1670 | ||
1671 | static inline void cec_msg_cdc_hec_report_state(struct cec_msg *msg, | |
1672 | __u16 target_phys_addr, | |
1673 | __u8 hec_func_state, | |
1674 | __u8 host_func_state, | |
1675 | __u8 enc_func_state, | |
1676 | __u8 cdc_errcode, | |
1677 | __u8 has_field, | |
1678 | __u16 hec_field) | |
1679 | { | |
1680 | msg->len = has_field ? 10 : 8; | |
1681 | msg->msg[0] |= 0xf; /* broadcast */ | |
1682 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1683 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1684 | msg->msg[4] = CEC_MSG_CDC_HEC_REPORT_STATE; | |
1685 | msg->msg[5] = target_phys_addr >> 8; | |
1686 | msg->msg[6] = target_phys_addr & 0xff; | |
1687 | msg->msg[7] = (hec_func_state << 6) | | |
1688 | (host_func_state << 4) | | |
1689 | (enc_func_state << 2) | | |
1690 | cdc_errcode; | |
1691 | if (has_field) { | |
1692 | msg->msg[8] = hec_field >> 8; | |
1693 | msg->msg[9] = hec_field & 0xff; | |
1694 | } | |
1695 | } | |
1696 | ||
1697 | static inline void cec_ops_cdc_hec_report_state(const struct cec_msg *msg, | |
1698 | __u16 *phys_addr, | |
1699 | __u16 *target_phys_addr, | |
1700 | __u8 *hec_func_state, | |
1701 | __u8 *host_func_state, | |
1702 | __u8 *enc_func_state, | |
1703 | __u8 *cdc_errcode, | |
1704 | __u8 *has_field, | |
1705 | __u16 *hec_field) | |
1706 | { | |
1707 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1708 | *target_phys_addr = (msg->msg[5] << 8) | msg->msg[6]; | |
1709 | *hec_func_state = msg->msg[7] >> 6; | |
1710 | *host_func_state = (msg->msg[7] >> 4) & 3; | |
1711 | *enc_func_state = (msg->msg[7] >> 4) & 3; | |
1712 | *cdc_errcode = msg->msg[7] & 3; | |
1713 | *has_field = msg->len >= 10; | |
1714 | *hec_field = *has_field ? ((msg->msg[8] << 8) | msg->msg[9]) : 0; | |
1715 | } | |
1716 | ||
1717 | static inline void cec_msg_cdc_hec_set_state(struct cec_msg *msg, | |
1718 | __u16 phys_addr1, | |
1719 | __u16 phys_addr2, | |
1720 | __u8 hec_set_state, | |
1721 | __u16 phys_addr3, | |
1722 | __u16 phys_addr4, | |
1723 | __u16 phys_addr5) | |
1724 | { | |
1725 | msg->len = 10; | |
1726 | msg->msg[0] |= 0xf; /* broadcast */ | |
1727 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1728 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1729 | msg->msg[4] = CEC_MSG_CDC_HEC_INQUIRE_STATE; | |
1730 | msg->msg[5] = phys_addr1 >> 8; | |
1731 | msg->msg[6] = phys_addr1 & 0xff; | |
1732 | msg->msg[7] = phys_addr2 >> 8; | |
1733 | msg->msg[8] = phys_addr2 & 0xff; | |
1734 | msg->msg[9] = hec_set_state; | |
1735 | if (phys_addr3 != CEC_PHYS_ADDR_INVALID) { | |
1736 | msg->msg[msg->len++] = phys_addr3 >> 8; | |
1737 | msg->msg[msg->len++] = phys_addr3 & 0xff; | |
1738 | if (phys_addr4 != CEC_PHYS_ADDR_INVALID) { | |
1739 | msg->msg[msg->len++] = phys_addr4 >> 8; | |
1740 | msg->msg[msg->len++] = phys_addr4 & 0xff; | |
1741 | if (phys_addr5 != CEC_PHYS_ADDR_INVALID) { | |
1742 | msg->msg[msg->len++] = phys_addr5 >> 8; | |
1743 | msg->msg[msg->len++] = phys_addr5 & 0xff; | |
1744 | } | |
1745 | } | |
1746 | } | |
1747 | } | |
1748 | ||
1749 | static inline void cec_ops_cdc_hec_set_state(const struct cec_msg *msg, | |
1750 | __u16 *phys_addr, | |
1751 | __u16 *phys_addr1, | |
1752 | __u16 *phys_addr2, | |
1753 | __u8 *hec_set_state, | |
1754 | __u16 *phys_addr3, | |
1755 | __u16 *phys_addr4, | |
1756 | __u16 *phys_addr5) | |
1757 | { | |
1758 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1759 | *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6]; | |
1760 | *phys_addr2 = (msg->msg[7] << 8) | msg->msg[8]; | |
1761 | *hec_set_state = msg->msg[9]; | |
1762 | *phys_addr3 = *phys_addr4 = *phys_addr5 = CEC_PHYS_ADDR_INVALID; | |
1763 | if (msg->len >= 12) | |
1764 | *phys_addr3 = (msg->msg[10] << 8) | msg->msg[11]; | |
1765 | if (msg->len >= 14) | |
1766 | *phys_addr4 = (msg->msg[12] << 8) | msg->msg[13]; | |
1767 | if (msg->len >= 16) | |
1768 | *phys_addr5 = (msg->msg[14] << 8) | msg->msg[15]; | |
1769 | } | |
1770 | ||
1771 | static inline void cec_msg_cdc_hec_set_state_adjacent(struct cec_msg *msg, | |
1772 | __u16 phys_addr1, | |
1773 | __u8 hec_set_state) | |
1774 | { | |
1775 | msg->len = 8; | |
1776 | msg->msg[0] |= 0xf; /* broadcast */ | |
1777 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1778 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1779 | msg->msg[4] = CEC_MSG_CDC_HEC_SET_STATE_ADJACENT; | |
1780 | msg->msg[5] = phys_addr1 >> 8; | |
1781 | msg->msg[6] = phys_addr1 & 0xff; | |
1782 | msg->msg[7] = hec_set_state; | |
1783 | } | |
1784 | ||
1785 | static inline void cec_ops_cdc_hec_set_state_adjacent(const struct cec_msg *msg, | |
1786 | __u16 *phys_addr, | |
1787 | __u16 *phys_addr1, | |
1788 | __u8 *hec_set_state) | |
1789 | { | |
1790 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1791 | *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6]; | |
1792 | *hec_set_state = msg->msg[7]; | |
1793 | } | |
1794 | ||
1795 | static inline void cec_msg_cdc_hec_request_deactivation(struct cec_msg *msg, | |
1796 | __u16 phys_addr1, | |
1797 | __u16 phys_addr2, | |
1798 | __u16 phys_addr3) | |
1799 | { | |
1800 | msg->len = 11; | |
1801 | msg->msg[0] |= 0xf; /* broadcast */ | |
1802 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1803 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1804 | msg->msg[4] = CEC_MSG_CDC_HEC_REQUEST_DEACTIVATION; | |
1805 | msg->msg[5] = phys_addr1 >> 8; | |
1806 | msg->msg[6] = phys_addr1 & 0xff; | |
1807 | msg->msg[7] = phys_addr2 >> 8; | |
1808 | msg->msg[8] = phys_addr2 & 0xff; | |
1809 | msg->msg[9] = phys_addr3 >> 8; | |
1810 | msg->msg[10] = phys_addr3 & 0xff; | |
1811 | } | |
1812 | ||
1813 | static inline void cec_ops_cdc_hec_request_deactivation(const struct cec_msg *msg, | |
1814 | __u16 *phys_addr, | |
1815 | __u16 *phys_addr1, | |
1816 | __u16 *phys_addr2, | |
1817 | __u16 *phys_addr3) | |
1818 | { | |
1819 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1820 | *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6]; | |
1821 | *phys_addr2 = (msg->msg[7] << 8) | msg->msg[8]; | |
1822 | *phys_addr3 = (msg->msg[9] << 8) | msg->msg[10]; | |
1823 | } | |
1824 | ||
1825 | static inline void cec_msg_cdc_hec_notify_alive(struct cec_msg *msg) | |
1826 | { | |
1827 | msg->len = 5; | |
1828 | msg->msg[0] |= 0xf; /* broadcast */ | |
1829 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1830 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1831 | msg->msg[4] = CEC_MSG_CDC_HEC_NOTIFY_ALIVE; | |
1832 | } | |
1833 | ||
1834 | static inline void cec_ops_cdc_hec_notify_alive(const struct cec_msg *msg, | |
1835 | __u16 *phys_addr) | |
1836 | { | |
1837 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1838 | } | |
1839 | ||
1840 | static inline void cec_msg_cdc_hec_discover(struct cec_msg *msg) | |
1841 | { | |
1842 | msg->len = 5; | |
1843 | msg->msg[0] |= 0xf; /* broadcast */ | |
1844 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1845 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1846 | msg->msg[4] = CEC_MSG_CDC_HEC_DISCOVER; | |
1847 | } | |
1848 | ||
1849 | static inline void cec_ops_cdc_hec_discover(const struct cec_msg *msg, | |
1850 | __u16 *phys_addr) | |
1851 | { | |
1852 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1853 | } | |
1854 | ||
1855 | static inline void cec_msg_cdc_hpd_set_state(struct cec_msg *msg, | |
1856 | __u8 input_port, | |
1857 | __u8 hpd_state) | |
1858 | { | |
1859 | msg->len = 6; | |
1860 | msg->msg[0] |= 0xf; /* broadcast */ | |
1861 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1862 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1863 | msg->msg[4] = CEC_MSG_CDC_HPD_SET_STATE; | |
1864 | msg->msg[5] = (input_port << 4) | hpd_state; | |
1865 | } | |
1866 | ||
1867 | static inline void cec_ops_cdc_hpd_set_state(const struct cec_msg *msg, | |
1868 | __u16 *phys_addr, | |
1869 | __u8 *input_port, | |
1870 | __u8 *hpd_state) | |
1871 | { | |
1872 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1873 | *input_port = msg->msg[5] >> 4; | |
1874 | *hpd_state = msg->msg[5] & 0xf; | |
1875 | } | |
1876 | ||
1877 | static inline void cec_msg_cdc_hpd_report_state(struct cec_msg *msg, | |
1878 | __u8 hpd_state, | |
1879 | __u8 hpd_error) | |
1880 | { | |
1881 | msg->len = 6; | |
1882 | msg->msg[0] |= 0xf; /* broadcast */ | |
1883 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1884 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1885 | msg->msg[4] = CEC_MSG_CDC_HPD_REPORT_STATE; | |
1886 | msg->msg[5] = (hpd_state << 4) | hpd_error; | |
1887 | } | |
1888 | ||
1889 | static inline void cec_ops_cdc_hpd_report_state(const struct cec_msg *msg, | |
1890 | __u16 *phys_addr, | |
1891 | __u8 *hpd_state, | |
1892 | __u8 *hpd_error) | |
1893 | { | |
1894 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1895 | *hpd_state = msg->msg[5] >> 4; | |
1896 | *hpd_error = msg->msg[5] & 0xf; | |
1897 | } | |
1898 | ||
1899 | #endif |