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e2be04c7 | 1 | /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */ |
50f7d5a6 HV |
2 | /* |
3 | * cec - HDMI Consumer Electronics Control message functions | |
4 | * | |
5 | * Copyright 2016 Cisco Systems, Inc. and/or its affiliates. All rights reserved. | |
6 | * | |
7 | * This program is free software; you may redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; version 2 of the License. | |
10 | * | |
12655445 HV |
11 | * Alternatively you can redistribute this file under the terms of the |
12 | * BSD license as stated below: | |
13 | * | |
14 | * Redistribution and use in source and binary forms, with or without | |
15 | * modification, are permitted provided that the following conditions | |
16 | * are met: | |
17 | * 1. Redistributions of source code must retain the above copyright | |
18 | * notice, this list of conditions and the following disclaimer. | |
19 | * 2. Redistributions in binary form must reproduce the above copyright | |
20 | * notice, this list of conditions and the following disclaimer in | |
21 | * the documentation and/or other materials provided with the | |
22 | * distribution. | |
23 | * 3. The names of its contributors may not be used to endorse or promote | |
24 | * products derived from this software without specific prior written | |
25 | * permission. | |
26 | * | |
50f7d5a6 HV |
27 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
28 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
29 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
30 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
31 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
32 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
33 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
34 | * SOFTWARE. | |
35 | */ | |
36 | ||
50f7d5a6 HV |
37 | #ifndef _CEC_UAPI_FUNCS_H |
38 | #define _CEC_UAPI_FUNCS_H | |
39 | ||
40 | #include <linux/cec.h> | |
41 | ||
42 | /* One Touch Play Feature */ | |
43 | static inline void cec_msg_active_source(struct cec_msg *msg, __u16 phys_addr) | |
44 | { | |
45 | msg->len = 4; | |
46 | msg->msg[0] |= 0xf; /* broadcast */ | |
47 | msg->msg[1] = CEC_MSG_ACTIVE_SOURCE; | |
48 | msg->msg[2] = phys_addr >> 8; | |
49 | msg->msg[3] = phys_addr & 0xff; | |
50 | } | |
51 | ||
52 | static inline void cec_ops_active_source(const struct cec_msg *msg, | |
53 | __u16 *phys_addr) | |
54 | { | |
55 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
56 | } | |
57 | ||
58 | static inline void cec_msg_image_view_on(struct cec_msg *msg) | |
59 | { | |
60 | msg->len = 2; | |
61 | msg->msg[1] = CEC_MSG_IMAGE_VIEW_ON; | |
62 | } | |
63 | ||
64 | static inline void cec_msg_text_view_on(struct cec_msg *msg) | |
65 | { | |
66 | msg->len = 2; | |
67 | msg->msg[1] = CEC_MSG_TEXT_VIEW_ON; | |
68 | } | |
69 | ||
70 | ||
71 | /* Routing Control Feature */ | |
72 | static inline void cec_msg_inactive_source(struct cec_msg *msg, | |
73 | __u16 phys_addr) | |
74 | { | |
75 | msg->len = 4; | |
76 | msg->msg[1] = CEC_MSG_INACTIVE_SOURCE; | |
77 | msg->msg[2] = phys_addr >> 8; | |
78 | msg->msg[3] = phys_addr & 0xff; | |
79 | } | |
80 | ||
81 | static inline void cec_ops_inactive_source(const struct cec_msg *msg, | |
82 | __u16 *phys_addr) | |
83 | { | |
84 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
85 | } | |
86 | ||
87 | static inline void cec_msg_request_active_source(struct cec_msg *msg, | |
3145c754 | 88 | int reply) |
50f7d5a6 HV |
89 | { |
90 | msg->len = 2; | |
91 | msg->msg[0] |= 0xf; /* broadcast */ | |
92 | msg->msg[1] = CEC_MSG_REQUEST_ACTIVE_SOURCE; | |
93 | msg->reply = reply ? CEC_MSG_ACTIVE_SOURCE : 0; | |
94 | } | |
95 | ||
96 | static inline void cec_msg_routing_information(struct cec_msg *msg, | |
97 | __u16 phys_addr) | |
98 | { | |
99 | msg->len = 4; | |
100 | msg->msg[0] |= 0xf; /* broadcast */ | |
101 | msg->msg[1] = CEC_MSG_ROUTING_INFORMATION; | |
102 | msg->msg[2] = phys_addr >> 8; | |
103 | msg->msg[3] = phys_addr & 0xff; | |
104 | } | |
105 | ||
106 | static inline void cec_ops_routing_information(const struct cec_msg *msg, | |
107 | __u16 *phys_addr) | |
108 | { | |
109 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
110 | } | |
111 | ||
112 | static inline void cec_msg_routing_change(struct cec_msg *msg, | |
3145c754 | 113 | int reply, |
50f7d5a6 HV |
114 | __u16 orig_phys_addr, |
115 | __u16 new_phys_addr) | |
116 | { | |
117 | msg->len = 6; | |
118 | msg->msg[0] |= 0xf; /* broadcast */ | |
119 | msg->msg[1] = CEC_MSG_ROUTING_CHANGE; | |
120 | msg->msg[2] = orig_phys_addr >> 8; | |
121 | msg->msg[3] = orig_phys_addr & 0xff; | |
122 | msg->msg[4] = new_phys_addr >> 8; | |
123 | msg->msg[5] = new_phys_addr & 0xff; | |
124 | msg->reply = reply ? CEC_MSG_ROUTING_INFORMATION : 0; | |
125 | } | |
126 | ||
127 | static inline void cec_ops_routing_change(const struct cec_msg *msg, | |
128 | __u16 *orig_phys_addr, | |
129 | __u16 *new_phys_addr) | |
130 | { | |
131 | *orig_phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
132 | *new_phys_addr = (msg->msg[4] << 8) | msg->msg[5]; | |
133 | } | |
134 | ||
135 | static inline void cec_msg_set_stream_path(struct cec_msg *msg, __u16 phys_addr) | |
136 | { | |
137 | msg->len = 4; | |
138 | msg->msg[0] |= 0xf; /* broadcast */ | |
139 | msg->msg[1] = CEC_MSG_SET_STREAM_PATH; | |
140 | msg->msg[2] = phys_addr >> 8; | |
141 | msg->msg[3] = phys_addr & 0xff; | |
142 | } | |
143 | ||
144 | static inline void cec_ops_set_stream_path(const struct cec_msg *msg, | |
145 | __u16 *phys_addr) | |
146 | { | |
147 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
148 | } | |
149 | ||
150 | ||
151 | /* Standby Feature */ | |
152 | static inline void cec_msg_standby(struct cec_msg *msg) | |
153 | { | |
154 | msg->len = 2; | |
155 | msg->msg[1] = CEC_MSG_STANDBY; | |
156 | } | |
157 | ||
158 | ||
159 | /* One Touch Record Feature */ | |
3145c754 | 160 | static inline void cec_msg_record_off(struct cec_msg *msg, int reply) |
50f7d5a6 HV |
161 | { |
162 | msg->len = 2; | |
163 | msg->msg[1] = CEC_MSG_RECORD_OFF; | |
31dc8b73 | 164 | msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0; |
50f7d5a6 HV |
165 | } |
166 | ||
167 | struct cec_op_arib_data { | |
168 | __u16 transport_id; | |
169 | __u16 service_id; | |
170 | __u16 orig_network_id; | |
171 | }; | |
172 | ||
173 | struct cec_op_atsc_data { | |
174 | __u16 transport_id; | |
175 | __u16 program_number; | |
176 | }; | |
177 | ||
178 | struct cec_op_dvb_data { | |
179 | __u16 transport_id; | |
180 | __u16 service_id; | |
181 | __u16 orig_network_id; | |
182 | }; | |
183 | ||
184 | struct cec_op_channel_data { | |
185 | __u8 channel_number_fmt; | |
186 | __u16 major; | |
187 | __u16 minor; | |
188 | }; | |
189 | ||
190 | struct cec_op_digital_service_id { | |
191 | __u8 service_id_method; | |
192 | __u8 dig_bcast_system; | |
193 | union { | |
194 | struct cec_op_arib_data arib; | |
195 | struct cec_op_atsc_data atsc; | |
196 | struct cec_op_dvb_data dvb; | |
197 | struct cec_op_channel_data channel; | |
198 | }; | |
199 | }; | |
200 | ||
201 | struct cec_op_record_src { | |
202 | __u8 type; | |
203 | union { | |
204 | struct cec_op_digital_service_id digital; | |
205 | struct { | |
206 | __u8 ana_bcast_type; | |
207 | __u16 ana_freq; | |
208 | __u8 bcast_system; | |
209 | } analog; | |
210 | struct { | |
211 | __u8 plug; | |
212 | } ext_plug; | |
213 | struct { | |
214 | __u16 phys_addr; | |
215 | } ext_phys_addr; | |
216 | }; | |
217 | }; | |
218 | ||
219 | static inline void cec_set_digital_service_id(__u8 *msg, | |
220 | const struct cec_op_digital_service_id *digital) | |
221 | { | |
222 | *msg++ = (digital->service_id_method << 7) | digital->dig_bcast_system; | |
223 | if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) { | |
224 | *msg++ = (digital->channel.channel_number_fmt << 2) | | |
225 | (digital->channel.major >> 8); | |
9ebf1945 | 226 | *msg++ = digital->channel.major & 0xff; |
50f7d5a6 HV |
227 | *msg++ = digital->channel.minor >> 8; |
228 | *msg++ = digital->channel.minor & 0xff; | |
229 | *msg++ = 0; | |
230 | *msg++ = 0; | |
231 | return; | |
232 | } | |
233 | switch (digital->dig_bcast_system) { | |
234 | case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_GEN: | |
235 | case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_CABLE: | |
236 | case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_SAT: | |
237 | case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_T: | |
238 | *msg++ = digital->atsc.transport_id >> 8; | |
239 | *msg++ = digital->atsc.transport_id & 0xff; | |
240 | *msg++ = digital->atsc.program_number >> 8; | |
241 | *msg++ = digital->atsc.program_number & 0xff; | |
242 | *msg++ = 0; | |
243 | *msg++ = 0; | |
244 | break; | |
245 | default: | |
246 | *msg++ = digital->dvb.transport_id >> 8; | |
247 | *msg++ = digital->dvb.transport_id & 0xff; | |
248 | *msg++ = digital->dvb.service_id >> 8; | |
249 | *msg++ = digital->dvb.service_id & 0xff; | |
250 | *msg++ = digital->dvb.orig_network_id >> 8; | |
251 | *msg++ = digital->dvb.orig_network_id & 0xff; | |
252 | break; | |
253 | } | |
254 | } | |
255 | ||
256 | static inline void cec_get_digital_service_id(const __u8 *msg, | |
257 | struct cec_op_digital_service_id *digital) | |
258 | { | |
259 | digital->service_id_method = msg[0] >> 7; | |
260 | digital->dig_bcast_system = msg[0] & 0x7f; | |
261 | if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) { | |
262 | digital->channel.channel_number_fmt = msg[1] >> 2; | |
263 | digital->channel.major = ((msg[1] & 3) << 6) | msg[2]; | |
264 | digital->channel.minor = (msg[3] << 8) | msg[4]; | |
265 | return; | |
266 | } | |
267 | digital->dvb.transport_id = (msg[1] << 8) | msg[2]; | |
268 | digital->dvb.service_id = (msg[3] << 8) | msg[4]; | |
269 | digital->dvb.orig_network_id = (msg[5] << 8) | msg[6]; | |
270 | } | |
271 | ||
272 | static inline void cec_msg_record_on_own(struct cec_msg *msg) | |
273 | { | |
274 | msg->len = 3; | |
275 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
276 | msg->msg[2] = CEC_OP_RECORD_SRC_OWN; | |
277 | } | |
278 | ||
279 | static inline void cec_msg_record_on_digital(struct cec_msg *msg, | |
280 | const struct cec_op_digital_service_id *digital) | |
281 | { | |
282 | msg->len = 10; | |
283 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
284 | msg->msg[2] = CEC_OP_RECORD_SRC_DIGITAL; | |
285 | cec_set_digital_service_id(msg->msg + 3, digital); | |
286 | } | |
287 | ||
288 | static inline void cec_msg_record_on_analog(struct cec_msg *msg, | |
289 | __u8 ana_bcast_type, | |
290 | __u16 ana_freq, | |
291 | __u8 bcast_system) | |
292 | { | |
293 | msg->len = 7; | |
294 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
295 | msg->msg[2] = CEC_OP_RECORD_SRC_ANALOG; | |
296 | msg->msg[3] = ana_bcast_type; | |
297 | msg->msg[4] = ana_freq >> 8; | |
298 | msg->msg[5] = ana_freq & 0xff; | |
299 | msg->msg[6] = bcast_system; | |
300 | } | |
301 | ||
302 | static inline void cec_msg_record_on_plug(struct cec_msg *msg, | |
303 | __u8 plug) | |
304 | { | |
305 | msg->len = 4; | |
306 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
307 | msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PLUG; | |
308 | msg->msg[3] = plug; | |
309 | } | |
310 | ||
311 | static inline void cec_msg_record_on_phys_addr(struct cec_msg *msg, | |
312 | __u16 phys_addr) | |
313 | { | |
314 | msg->len = 5; | |
315 | msg->msg[1] = CEC_MSG_RECORD_ON; | |
316 | msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PHYS_ADDR; | |
317 | msg->msg[3] = phys_addr >> 8; | |
318 | msg->msg[4] = phys_addr & 0xff; | |
319 | } | |
320 | ||
321 | static inline void cec_msg_record_on(struct cec_msg *msg, | |
3145c754 | 322 | int reply, |
50f7d5a6 HV |
323 | const struct cec_op_record_src *rec_src) |
324 | { | |
325 | switch (rec_src->type) { | |
326 | case CEC_OP_RECORD_SRC_OWN: | |
327 | cec_msg_record_on_own(msg); | |
328 | break; | |
329 | case CEC_OP_RECORD_SRC_DIGITAL: | |
330 | cec_msg_record_on_digital(msg, &rec_src->digital); | |
331 | break; | |
332 | case CEC_OP_RECORD_SRC_ANALOG: | |
333 | cec_msg_record_on_analog(msg, | |
334 | rec_src->analog.ana_bcast_type, | |
335 | rec_src->analog.ana_freq, | |
336 | rec_src->analog.bcast_system); | |
337 | break; | |
338 | case CEC_OP_RECORD_SRC_EXT_PLUG: | |
339 | cec_msg_record_on_plug(msg, rec_src->ext_plug.plug); | |
340 | break; | |
341 | case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR: | |
342 | cec_msg_record_on_phys_addr(msg, | |
343 | rec_src->ext_phys_addr.phys_addr); | |
344 | break; | |
345 | } | |
31dc8b73 | 346 | msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0; |
50f7d5a6 HV |
347 | } |
348 | ||
349 | static inline void cec_ops_record_on(const struct cec_msg *msg, | |
350 | struct cec_op_record_src *rec_src) | |
351 | { | |
352 | rec_src->type = msg->msg[2]; | |
353 | switch (rec_src->type) { | |
354 | case CEC_OP_RECORD_SRC_OWN: | |
355 | break; | |
356 | case CEC_OP_RECORD_SRC_DIGITAL: | |
357 | cec_get_digital_service_id(msg->msg + 3, &rec_src->digital); | |
358 | break; | |
359 | case CEC_OP_RECORD_SRC_ANALOG: | |
360 | rec_src->analog.ana_bcast_type = msg->msg[3]; | |
361 | rec_src->analog.ana_freq = | |
362 | (msg->msg[4] << 8) | msg->msg[5]; | |
363 | rec_src->analog.bcast_system = msg->msg[6]; | |
364 | break; | |
365 | case CEC_OP_RECORD_SRC_EXT_PLUG: | |
366 | rec_src->ext_plug.plug = msg->msg[3]; | |
367 | break; | |
368 | case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR: | |
369 | rec_src->ext_phys_addr.phys_addr = | |
370 | (msg->msg[3] << 8) | msg->msg[4]; | |
371 | break; | |
372 | } | |
373 | } | |
374 | ||
375 | static inline void cec_msg_record_status(struct cec_msg *msg, __u8 rec_status) | |
376 | { | |
377 | msg->len = 3; | |
378 | msg->msg[1] = CEC_MSG_RECORD_STATUS; | |
379 | msg->msg[2] = rec_status; | |
380 | } | |
381 | ||
382 | static inline void cec_ops_record_status(const struct cec_msg *msg, | |
383 | __u8 *rec_status) | |
384 | { | |
385 | *rec_status = msg->msg[2]; | |
386 | } | |
387 | ||
388 | static inline void cec_msg_record_tv_screen(struct cec_msg *msg, | |
3145c754 | 389 | int reply) |
50f7d5a6 HV |
390 | { |
391 | msg->len = 2; | |
392 | msg->msg[1] = CEC_MSG_RECORD_TV_SCREEN; | |
393 | msg->reply = reply ? CEC_MSG_RECORD_ON : 0; | |
394 | } | |
395 | ||
396 | ||
397 | /* Timer Programming Feature */ | |
398 | static inline void cec_msg_timer_status(struct cec_msg *msg, | |
399 | __u8 timer_overlap_warning, | |
400 | __u8 media_info, | |
401 | __u8 prog_info, | |
402 | __u8 prog_error, | |
403 | __u8 duration_hr, | |
404 | __u8 duration_min) | |
405 | { | |
406 | msg->len = 3; | |
407 | msg->msg[1] = CEC_MSG_TIMER_STATUS; | |
408 | msg->msg[2] = (timer_overlap_warning << 7) | | |
409 | (media_info << 5) | | |
410 | (prog_info ? 0x10 : 0) | | |
411 | (prog_info ? prog_info : prog_error); | |
412 | if (prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE || | |
413 | prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE || | |
414 | prog_error == CEC_OP_PROG_ERROR_DUPLICATE) { | |
415 | msg->len += 2; | |
416 | msg->msg[3] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
417 | msg->msg[4] = ((duration_min / 10) << 4) | (duration_min % 10); | |
418 | } | |
419 | } | |
420 | ||
0c1f8569 | 421 | static inline void cec_ops_timer_status(const struct cec_msg *msg, |
50f7d5a6 HV |
422 | __u8 *timer_overlap_warning, |
423 | __u8 *media_info, | |
424 | __u8 *prog_info, | |
425 | __u8 *prog_error, | |
426 | __u8 *duration_hr, | |
427 | __u8 *duration_min) | |
428 | { | |
429 | *timer_overlap_warning = msg->msg[2] >> 7; | |
430 | *media_info = (msg->msg[2] >> 5) & 3; | |
431 | if (msg->msg[2] & 0x10) { | |
432 | *prog_info = msg->msg[2] & 0xf; | |
433 | *prog_error = 0; | |
434 | } else { | |
435 | *prog_info = 0; | |
436 | *prog_error = msg->msg[2] & 0xf; | |
437 | } | |
438 | if (*prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE || | |
439 | *prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE || | |
440 | *prog_error == CEC_OP_PROG_ERROR_DUPLICATE) { | |
441 | *duration_hr = (msg->msg[3] >> 4) * 10 + (msg->msg[3] & 0xf); | |
442 | *duration_min = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
443 | } else { | |
444 | *duration_hr = *duration_min = 0; | |
445 | } | |
446 | } | |
447 | ||
448 | static inline void cec_msg_timer_cleared_status(struct cec_msg *msg, | |
449 | __u8 timer_cleared_status) | |
450 | { | |
451 | msg->len = 3; | |
452 | msg->msg[1] = CEC_MSG_TIMER_CLEARED_STATUS; | |
453 | msg->msg[2] = timer_cleared_status; | |
454 | } | |
455 | ||
0c1f8569 | 456 | static inline void cec_ops_timer_cleared_status(const struct cec_msg *msg, |
50f7d5a6 HV |
457 | __u8 *timer_cleared_status) |
458 | { | |
459 | *timer_cleared_status = msg->msg[2]; | |
460 | } | |
461 | ||
462 | static inline void cec_msg_clear_analogue_timer(struct cec_msg *msg, | |
3145c754 | 463 | int reply, |
50f7d5a6 HV |
464 | __u8 day, |
465 | __u8 month, | |
466 | __u8 start_hr, | |
467 | __u8 start_min, | |
468 | __u8 duration_hr, | |
469 | __u8 duration_min, | |
470 | __u8 recording_seq, | |
471 | __u8 ana_bcast_type, | |
472 | __u16 ana_freq, | |
473 | __u8 bcast_system) | |
474 | { | |
475 | msg->len = 13; | |
476 | msg->msg[1] = CEC_MSG_CLEAR_ANALOGUE_TIMER; | |
477 | msg->msg[2] = day; | |
478 | msg->msg[3] = month; | |
479 | /* Hours and minutes are in BCD format */ | |
480 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
481 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
482 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
483 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
484 | msg->msg[8] = recording_seq; | |
485 | msg->msg[9] = ana_bcast_type; | |
486 | msg->msg[10] = ana_freq >> 8; | |
487 | msg->msg[11] = ana_freq & 0xff; | |
488 | msg->msg[12] = bcast_system; | |
489 | msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0; | |
490 | } | |
491 | ||
0c1f8569 | 492 | static inline void cec_ops_clear_analogue_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
493 | __u8 *day, |
494 | __u8 *month, | |
495 | __u8 *start_hr, | |
496 | __u8 *start_min, | |
497 | __u8 *duration_hr, | |
498 | __u8 *duration_min, | |
499 | __u8 *recording_seq, | |
500 | __u8 *ana_bcast_type, | |
501 | __u16 *ana_freq, | |
502 | __u8 *bcast_system) | |
503 | { | |
504 | *day = msg->msg[2]; | |
505 | *month = msg->msg[3]; | |
506 | /* Hours and minutes are in BCD format */ | |
507 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
508 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
509 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
510 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
511 | *recording_seq = msg->msg[8]; | |
512 | *ana_bcast_type = msg->msg[9]; | |
513 | *ana_freq = (msg->msg[10] << 8) | msg->msg[11]; | |
514 | *bcast_system = msg->msg[12]; | |
515 | } | |
516 | ||
517 | static inline void cec_msg_clear_digital_timer(struct cec_msg *msg, | |
3145c754 | 518 | int reply, |
50f7d5a6 HV |
519 | __u8 day, |
520 | __u8 month, | |
521 | __u8 start_hr, | |
522 | __u8 start_min, | |
523 | __u8 duration_hr, | |
524 | __u8 duration_min, | |
525 | __u8 recording_seq, | |
526 | const struct cec_op_digital_service_id *digital) | |
527 | { | |
528 | msg->len = 16; | |
529 | msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0; | |
530 | msg->msg[1] = CEC_MSG_CLEAR_DIGITAL_TIMER; | |
531 | msg->msg[2] = day; | |
532 | msg->msg[3] = month; | |
533 | /* Hours and minutes are in BCD format */ | |
534 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
535 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
536 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
537 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
538 | msg->msg[8] = recording_seq; | |
539 | cec_set_digital_service_id(msg->msg + 9, digital); | |
540 | } | |
541 | ||
0c1f8569 | 542 | static inline void cec_ops_clear_digital_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
543 | __u8 *day, |
544 | __u8 *month, | |
545 | __u8 *start_hr, | |
546 | __u8 *start_min, | |
547 | __u8 *duration_hr, | |
548 | __u8 *duration_min, | |
549 | __u8 *recording_seq, | |
550 | struct cec_op_digital_service_id *digital) | |
551 | { | |
552 | *day = msg->msg[2]; | |
553 | *month = msg->msg[3]; | |
554 | /* Hours and minutes are in BCD format */ | |
555 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
556 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
557 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
558 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
559 | *recording_seq = msg->msg[8]; | |
560 | cec_get_digital_service_id(msg->msg + 9, digital); | |
561 | } | |
562 | ||
563 | static inline void cec_msg_clear_ext_timer(struct cec_msg *msg, | |
3145c754 | 564 | int reply, |
50f7d5a6 HV |
565 | __u8 day, |
566 | __u8 month, | |
567 | __u8 start_hr, | |
568 | __u8 start_min, | |
569 | __u8 duration_hr, | |
570 | __u8 duration_min, | |
571 | __u8 recording_seq, | |
572 | __u8 ext_src_spec, | |
573 | __u8 plug, | |
574 | __u16 phys_addr) | |
575 | { | |
576 | msg->len = 13; | |
577 | msg->msg[1] = CEC_MSG_CLEAR_EXT_TIMER; | |
578 | msg->msg[2] = day; | |
579 | msg->msg[3] = month; | |
580 | /* Hours and minutes are in BCD format */ | |
581 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
582 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
583 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
584 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
585 | msg->msg[8] = recording_seq; | |
586 | msg->msg[9] = ext_src_spec; | |
587 | msg->msg[10] = plug; | |
588 | msg->msg[11] = phys_addr >> 8; | |
589 | msg->msg[12] = phys_addr & 0xff; | |
590 | msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0; | |
591 | } | |
592 | ||
0c1f8569 | 593 | static inline void cec_ops_clear_ext_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
594 | __u8 *day, |
595 | __u8 *month, | |
596 | __u8 *start_hr, | |
597 | __u8 *start_min, | |
598 | __u8 *duration_hr, | |
599 | __u8 *duration_min, | |
600 | __u8 *recording_seq, | |
601 | __u8 *ext_src_spec, | |
602 | __u8 *plug, | |
603 | __u16 *phys_addr) | |
604 | { | |
605 | *day = msg->msg[2]; | |
606 | *month = msg->msg[3]; | |
607 | /* Hours and minutes are in BCD format */ | |
608 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
609 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
610 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
611 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
612 | *recording_seq = msg->msg[8]; | |
613 | *ext_src_spec = msg->msg[9]; | |
614 | *plug = msg->msg[10]; | |
615 | *phys_addr = (msg->msg[11] << 8) | msg->msg[12]; | |
616 | } | |
617 | ||
618 | static inline void cec_msg_set_analogue_timer(struct cec_msg *msg, | |
3145c754 | 619 | int reply, |
50f7d5a6 HV |
620 | __u8 day, |
621 | __u8 month, | |
622 | __u8 start_hr, | |
623 | __u8 start_min, | |
624 | __u8 duration_hr, | |
625 | __u8 duration_min, | |
626 | __u8 recording_seq, | |
627 | __u8 ana_bcast_type, | |
628 | __u16 ana_freq, | |
629 | __u8 bcast_system) | |
630 | { | |
631 | msg->len = 13; | |
632 | msg->msg[1] = CEC_MSG_SET_ANALOGUE_TIMER; | |
633 | msg->msg[2] = day; | |
634 | msg->msg[3] = month; | |
635 | /* Hours and minutes are in BCD format */ | |
636 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
637 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
638 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
639 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
640 | msg->msg[8] = recording_seq; | |
641 | msg->msg[9] = ana_bcast_type; | |
642 | msg->msg[10] = ana_freq >> 8; | |
643 | msg->msg[11] = ana_freq & 0xff; | |
644 | msg->msg[12] = bcast_system; | |
645 | msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0; | |
646 | } | |
647 | ||
0c1f8569 | 648 | static inline void cec_ops_set_analogue_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
649 | __u8 *day, |
650 | __u8 *month, | |
651 | __u8 *start_hr, | |
652 | __u8 *start_min, | |
653 | __u8 *duration_hr, | |
654 | __u8 *duration_min, | |
655 | __u8 *recording_seq, | |
656 | __u8 *ana_bcast_type, | |
657 | __u16 *ana_freq, | |
658 | __u8 *bcast_system) | |
659 | { | |
660 | *day = msg->msg[2]; | |
661 | *month = msg->msg[3]; | |
662 | /* Hours and minutes are in BCD format */ | |
663 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
664 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
665 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
666 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
667 | *recording_seq = msg->msg[8]; | |
668 | *ana_bcast_type = msg->msg[9]; | |
669 | *ana_freq = (msg->msg[10] << 8) | msg->msg[11]; | |
670 | *bcast_system = msg->msg[12]; | |
671 | } | |
672 | ||
673 | static inline void cec_msg_set_digital_timer(struct cec_msg *msg, | |
3145c754 | 674 | int reply, |
50f7d5a6 HV |
675 | __u8 day, |
676 | __u8 month, | |
677 | __u8 start_hr, | |
678 | __u8 start_min, | |
679 | __u8 duration_hr, | |
680 | __u8 duration_min, | |
681 | __u8 recording_seq, | |
682 | const struct cec_op_digital_service_id *digital) | |
683 | { | |
684 | msg->len = 16; | |
685 | msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0; | |
686 | msg->msg[1] = CEC_MSG_SET_DIGITAL_TIMER; | |
687 | msg->msg[2] = day; | |
688 | msg->msg[3] = month; | |
689 | /* Hours and minutes are in BCD format */ | |
690 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
691 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
692 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
693 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
694 | msg->msg[8] = recording_seq; | |
695 | cec_set_digital_service_id(msg->msg + 9, digital); | |
696 | } | |
697 | ||
0c1f8569 | 698 | static inline void cec_ops_set_digital_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
699 | __u8 *day, |
700 | __u8 *month, | |
701 | __u8 *start_hr, | |
702 | __u8 *start_min, | |
703 | __u8 *duration_hr, | |
704 | __u8 *duration_min, | |
705 | __u8 *recording_seq, | |
706 | struct cec_op_digital_service_id *digital) | |
707 | { | |
708 | *day = msg->msg[2]; | |
709 | *month = msg->msg[3]; | |
710 | /* Hours and minutes are in BCD format */ | |
711 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
712 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
713 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
714 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
715 | *recording_seq = msg->msg[8]; | |
716 | cec_get_digital_service_id(msg->msg + 9, digital); | |
717 | } | |
718 | ||
719 | static inline void cec_msg_set_ext_timer(struct cec_msg *msg, | |
3145c754 | 720 | int reply, |
50f7d5a6 HV |
721 | __u8 day, |
722 | __u8 month, | |
723 | __u8 start_hr, | |
724 | __u8 start_min, | |
725 | __u8 duration_hr, | |
726 | __u8 duration_min, | |
727 | __u8 recording_seq, | |
728 | __u8 ext_src_spec, | |
729 | __u8 plug, | |
730 | __u16 phys_addr) | |
731 | { | |
732 | msg->len = 13; | |
733 | msg->msg[1] = CEC_MSG_SET_EXT_TIMER; | |
734 | msg->msg[2] = day; | |
735 | msg->msg[3] = month; | |
736 | /* Hours and minutes are in BCD format */ | |
737 | msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10); | |
738 | msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10); | |
739 | msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10); | |
740 | msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10); | |
741 | msg->msg[8] = recording_seq; | |
742 | msg->msg[9] = ext_src_spec; | |
743 | msg->msg[10] = plug; | |
744 | msg->msg[11] = phys_addr >> 8; | |
745 | msg->msg[12] = phys_addr & 0xff; | |
746 | msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0; | |
747 | } | |
748 | ||
0c1f8569 | 749 | static inline void cec_ops_set_ext_timer(const struct cec_msg *msg, |
50f7d5a6 HV |
750 | __u8 *day, |
751 | __u8 *month, | |
752 | __u8 *start_hr, | |
753 | __u8 *start_min, | |
754 | __u8 *duration_hr, | |
755 | __u8 *duration_min, | |
756 | __u8 *recording_seq, | |
757 | __u8 *ext_src_spec, | |
758 | __u8 *plug, | |
759 | __u16 *phys_addr) | |
760 | { | |
761 | *day = msg->msg[2]; | |
762 | *month = msg->msg[3]; | |
763 | /* Hours and minutes are in BCD format */ | |
764 | *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); | |
765 | *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf); | |
766 | *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf); | |
767 | *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf); | |
768 | *recording_seq = msg->msg[8]; | |
769 | *ext_src_spec = msg->msg[9]; | |
770 | *plug = msg->msg[10]; | |
771 | *phys_addr = (msg->msg[11] << 8) | msg->msg[12]; | |
772 | } | |
773 | ||
774 | static inline void cec_msg_set_timer_program_title(struct cec_msg *msg, | |
775 | const char *prog_title) | |
776 | { | |
777 | unsigned int len = strlen(prog_title); | |
778 | ||
779 | if (len > 14) | |
780 | len = 14; | |
781 | msg->len = 2 + len; | |
782 | msg->msg[1] = CEC_MSG_SET_TIMER_PROGRAM_TITLE; | |
783 | memcpy(msg->msg + 2, prog_title, len); | |
784 | } | |
785 | ||
786 | static inline void cec_ops_set_timer_program_title(const struct cec_msg *msg, | |
787 | char *prog_title) | |
788 | { | |
0cb1f1e4 | 789 | unsigned int len = msg->len > 2 ? msg->len - 2 : 0; |
50f7d5a6 HV |
790 | |
791 | if (len > 14) | |
792 | len = 14; | |
793 | memcpy(prog_title, msg->msg + 2, len); | |
794 | prog_title[len] = '\0'; | |
795 | } | |
796 | ||
797 | /* System Information Feature */ | |
798 | static inline void cec_msg_cec_version(struct cec_msg *msg, __u8 cec_version) | |
799 | { | |
800 | msg->len = 3; | |
801 | msg->msg[1] = CEC_MSG_CEC_VERSION; | |
802 | msg->msg[2] = cec_version; | |
803 | } | |
804 | ||
805 | static inline void cec_ops_cec_version(const struct cec_msg *msg, | |
806 | __u8 *cec_version) | |
807 | { | |
808 | *cec_version = msg->msg[2]; | |
809 | } | |
810 | ||
811 | static inline void cec_msg_get_cec_version(struct cec_msg *msg, | |
3145c754 | 812 | int reply) |
50f7d5a6 HV |
813 | { |
814 | msg->len = 2; | |
815 | msg->msg[1] = CEC_MSG_GET_CEC_VERSION; | |
816 | msg->reply = reply ? CEC_MSG_CEC_VERSION : 0; | |
817 | } | |
818 | ||
819 | static inline void cec_msg_report_physical_addr(struct cec_msg *msg, | |
820 | __u16 phys_addr, __u8 prim_devtype) | |
821 | { | |
822 | msg->len = 5; | |
823 | msg->msg[0] |= 0xf; /* broadcast */ | |
824 | msg->msg[1] = CEC_MSG_REPORT_PHYSICAL_ADDR; | |
825 | msg->msg[2] = phys_addr >> 8; | |
826 | msg->msg[3] = phys_addr & 0xff; | |
827 | msg->msg[4] = prim_devtype; | |
828 | } | |
829 | ||
830 | static inline void cec_ops_report_physical_addr(const struct cec_msg *msg, | |
831 | __u16 *phys_addr, __u8 *prim_devtype) | |
832 | { | |
833 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
834 | *prim_devtype = msg->msg[4]; | |
835 | } | |
836 | ||
837 | static inline void cec_msg_give_physical_addr(struct cec_msg *msg, | |
3145c754 | 838 | int reply) |
50f7d5a6 HV |
839 | { |
840 | msg->len = 2; | |
841 | msg->msg[1] = CEC_MSG_GIVE_PHYSICAL_ADDR; | |
842 | msg->reply = reply ? CEC_MSG_REPORT_PHYSICAL_ADDR : 0; | |
843 | } | |
844 | ||
845 | static inline void cec_msg_set_menu_language(struct cec_msg *msg, | |
846 | const char *language) | |
847 | { | |
848 | msg->len = 5; | |
849 | msg->msg[0] |= 0xf; /* broadcast */ | |
850 | msg->msg[1] = CEC_MSG_SET_MENU_LANGUAGE; | |
851 | memcpy(msg->msg + 2, language, 3); | |
852 | } | |
853 | ||
0c1f8569 | 854 | static inline void cec_ops_set_menu_language(const struct cec_msg *msg, |
50f7d5a6 HV |
855 | char *language) |
856 | { | |
857 | memcpy(language, msg->msg + 2, 3); | |
858 | language[3] = '\0'; | |
859 | } | |
860 | ||
861 | static inline void cec_msg_get_menu_language(struct cec_msg *msg, | |
3145c754 | 862 | int reply) |
50f7d5a6 HV |
863 | { |
864 | msg->len = 2; | |
865 | msg->msg[1] = CEC_MSG_GET_MENU_LANGUAGE; | |
866 | msg->reply = reply ? CEC_MSG_SET_MENU_LANGUAGE : 0; | |
867 | } | |
868 | ||
869 | /* | |
870 | * Assumes a single RC Profile byte and a single Device Features byte, | |
871 | * i.e. no extended features are supported by this helper function. | |
872 | * | |
873 | * As of CEC 2.0 no extended features are defined, should those be added | |
874 | * in the future, then this function needs to be adapted or a new function | |
875 | * should be added. | |
876 | */ | |
877 | static inline void cec_msg_report_features(struct cec_msg *msg, | |
878 | __u8 cec_version, __u8 all_device_types, | |
879 | __u8 rc_profile, __u8 dev_features) | |
880 | { | |
881 | msg->len = 6; | |
882 | msg->msg[0] |= 0xf; /* broadcast */ | |
883 | msg->msg[1] = CEC_MSG_REPORT_FEATURES; | |
884 | msg->msg[2] = cec_version; | |
885 | msg->msg[3] = all_device_types; | |
886 | msg->msg[4] = rc_profile; | |
887 | msg->msg[5] = dev_features; | |
888 | } | |
889 | ||
890 | static inline void cec_ops_report_features(const struct cec_msg *msg, | |
891 | __u8 *cec_version, __u8 *all_device_types, | |
892 | const __u8 **rc_profile, const __u8 **dev_features) | |
893 | { | |
894 | const __u8 *p = &msg->msg[4]; | |
895 | ||
896 | *cec_version = msg->msg[2]; | |
897 | *all_device_types = msg->msg[3]; | |
898 | *rc_profile = p; | |
79bcd34c | 899 | *dev_features = NULL; |
50f7d5a6 HV |
900 | while (p < &msg->msg[14] && (*p & CEC_OP_FEAT_EXT)) |
901 | p++; | |
902 | if (!(*p & CEC_OP_FEAT_EXT)) { | |
903 | *dev_features = p + 1; | |
904 | while (p < &msg->msg[15] && (*p & CEC_OP_FEAT_EXT)) | |
905 | p++; | |
906 | } | |
907 | if (*p & CEC_OP_FEAT_EXT) | |
908 | *rc_profile = *dev_features = NULL; | |
909 | } | |
910 | ||
911 | static inline void cec_msg_give_features(struct cec_msg *msg, | |
3145c754 | 912 | int reply) |
50f7d5a6 HV |
913 | { |
914 | msg->len = 2; | |
915 | msg->msg[1] = CEC_MSG_GIVE_FEATURES; | |
916 | msg->reply = reply ? CEC_MSG_REPORT_FEATURES : 0; | |
917 | } | |
918 | ||
919 | /* Deck Control Feature */ | |
920 | static inline void cec_msg_deck_control(struct cec_msg *msg, | |
921 | __u8 deck_control_mode) | |
922 | { | |
923 | msg->len = 3; | |
924 | msg->msg[1] = CEC_MSG_DECK_CONTROL; | |
925 | msg->msg[2] = deck_control_mode; | |
926 | } | |
927 | ||
0c1f8569 | 928 | static inline void cec_ops_deck_control(const struct cec_msg *msg, |
50f7d5a6 HV |
929 | __u8 *deck_control_mode) |
930 | { | |
931 | *deck_control_mode = msg->msg[2]; | |
932 | } | |
933 | ||
934 | static inline void cec_msg_deck_status(struct cec_msg *msg, | |
935 | __u8 deck_info) | |
936 | { | |
937 | msg->len = 3; | |
938 | msg->msg[1] = CEC_MSG_DECK_STATUS; | |
939 | msg->msg[2] = deck_info; | |
940 | } | |
941 | ||
0c1f8569 | 942 | static inline void cec_ops_deck_status(const struct cec_msg *msg, |
50f7d5a6 HV |
943 | __u8 *deck_info) |
944 | { | |
945 | *deck_info = msg->msg[2]; | |
946 | } | |
947 | ||
948 | static inline void cec_msg_give_deck_status(struct cec_msg *msg, | |
3145c754 | 949 | int reply, |
50f7d5a6 HV |
950 | __u8 status_req) |
951 | { | |
952 | msg->len = 3; | |
953 | msg->msg[1] = CEC_MSG_GIVE_DECK_STATUS; | |
954 | msg->msg[2] = status_req; | |
955 | msg->reply = reply ? CEC_MSG_DECK_STATUS : 0; | |
956 | } | |
957 | ||
0c1f8569 | 958 | static inline void cec_ops_give_deck_status(const struct cec_msg *msg, |
50f7d5a6 HV |
959 | __u8 *status_req) |
960 | { | |
961 | *status_req = msg->msg[2]; | |
962 | } | |
963 | ||
964 | static inline void cec_msg_play(struct cec_msg *msg, | |
965 | __u8 play_mode) | |
966 | { | |
967 | msg->len = 3; | |
968 | msg->msg[1] = CEC_MSG_PLAY; | |
969 | msg->msg[2] = play_mode; | |
970 | } | |
971 | ||
0c1f8569 | 972 | static inline void cec_ops_play(const struct cec_msg *msg, |
50f7d5a6 HV |
973 | __u8 *play_mode) |
974 | { | |
975 | *play_mode = msg->msg[2]; | |
976 | } | |
977 | ||
978 | ||
979 | /* Tuner Control Feature */ | |
980 | struct cec_op_tuner_device_info { | |
981 | __u8 rec_flag; | |
982 | __u8 tuner_display_info; | |
3145c754 | 983 | __u8 is_analog; |
50f7d5a6 HV |
984 | union { |
985 | struct cec_op_digital_service_id digital; | |
986 | struct { | |
987 | __u8 ana_bcast_type; | |
988 | __u16 ana_freq; | |
989 | __u8 bcast_system; | |
990 | } analog; | |
991 | }; | |
992 | }; | |
993 | ||
994 | static inline void cec_msg_tuner_device_status_analog(struct cec_msg *msg, | |
995 | __u8 rec_flag, | |
996 | __u8 tuner_display_info, | |
997 | __u8 ana_bcast_type, | |
998 | __u16 ana_freq, | |
999 | __u8 bcast_system) | |
1000 | { | |
1001 | msg->len = 7; | |
1002 | msg->msg[1] = CEC_MSG_TUNER_DEVICE_STATUS; | |
1003 | msg->msg[2] = (rec_flag << 7) | tuner_display_info; | |
1004 | msg->msg[3] = ana_bcast_type; | |
1005 | msg->msg[4] = ana_freq >> 8; | |
1006 | msg->msg[5] = ana_freq & 0xff; | |
1007 | msg->msg[6] = bcast_system; | |
1008 | } | |
1009 | ||
1010 | static inline void cec_msg_tuner_device_status_digital(struct cec_msg *msg, | |
1011 | __u8 rec_flag, __u8 tuner_display_info, | |
1012 | const struct cec_op_digital_service_id *digital) | |
1013 | { | |
1014 | msg->len = 10; | |
1015 | msg->msg[1] = CEC_MSG_TUNER_DEVICE_STATUS; | |
1016 | msg->msg[2] = (rec_flag << 7) | tuner_display_info; | |
1017 | cec_set_digital_service_id(msg->msg + 3, digital); | |
1018 | } | |
1019 | ||
1020 | static inline void cec_msg_tuner_device_status(struct cec_msg *msg, | |
1021 | const struct cec_op_tuner_device_info *tuner_dev_info) | |
1022 | { | |
1023 | if (tuner_dev_info->is_analog) | |
1024 | cec_msg_tuner_device_status_analog(msg, | |
1025 | tuner_dev_info->rec_flag, | |
1026 | tuner_dev_info->tuner_display_info, | |
1027 | tuner_dev_info->analog.ana_bcast_type, | |
1028 | tuner_dev_info->analog.ana_freq, | |
1029 | tuner_dev_info->analog.bcast_system); | |
1030 | else | |
1031 | cec_msg_tuner_device_status_digital(msg, | |
1032 | tuner_dev_info->rec_flag, | |
1033 | tuner_dev_info->tuner_display_info, | |
1034 | &tuner_dev_info->digital); | |
1035 | } | |
1036 | ||
0c1f8569 | 1037 | static inline void cec_ops_tuner_device_status(const struct cec_msg *msg, |
50f7d5a6 HV |
1038 | struct cec_op_tuner_device_info *tuner_dev_info) |
1039 | { | |
1040 | tuner_dev_info->is_analog = msg->len < 10; | |
1041 | tuner_dev_info->rec_flag = msg->msg[2] >> 7; | |
1042 | tuner_dev_info->tuner_display_info = msg->msg[2] & 0x7f; | |
1043 | if (tuner_dev_info->is_analog) { | |
1044 | tuner_dev_info->analog.ana_bcast_type = msg->msg[3]; | |
1045 | tuner_dev_info->analog.ana_freq = (msg->msg[4] << 8) | msg->msg[5]; | |
1046 | tuner_dev_info->analog.bcast_system = msg->msg[6]; | |
1047 | return; | |
1048 | } | |
1049 | cec_get_digital_service_id(msg->msg + 3, &tuner_dev_info->digital); | |
1050 | } | |
1051 | ||
1052 | static inline void cec_msg_give_tuner_device_status(struct cec_msg *msg, | |
3145c754 | 1053 | int reply, |
50f7d5a6 HV |
1054 | __u8 status_req) |
1055 | { | |
1056 | msg->len = 3; | |
1057 | msg->msg[1] = CEC_MSG_GIVE_TUNER_DEVICE_STATUS; | |
1058 | msg->msg[2] = status_req; | |
1059 | msg->reply = reply ? CEC_MSG_TUNER_DEVICE_STATUS : 0; | |
1060 | } | |
1061 | ||
0c1f8569 | 1062 | static inline void cec_ops_give_tuner_device_status(const struct cec_msg *msg, |
50f7d5a6 HV |
1063 | __u8 *status_req) |
1064 | { | |
1065 | *status_req = msg->msg[2]; | |
1066 | } | |
1067 | ||
1068 | static inline void cec_msg_select_analogue_service(struct cec_msg *msg, | |
1069 | __u8 ana_bcast_type, | |
1070 | __u16 ana_freq, | |
1071 | __u8 bcast_system) | |
1072 | { | |
1073 | msg->len = 6; | |
1074 | msg->msg[1] = CEC_MSG_SELECT_ANALOGUE_SERVICE; | |
1075 | msg->msg[2] = ana_bcast_type; | |
1076 | msg->msg[3] = ana_freq >> 8; | |
1077 | msg->msg[4] = ana_freq & 0xff; | |
1078 | msg->msg[5] = bcast_system; | |
1079 | } | |
1080 | ||
0c1f8569 | 1081 | static inline void cec_ops_select_analogue_service(const struct cec_msg *msg, |
50f7d5a6 HV |
1082 | __u8 *ana_bcast_type, |
1083 | __u16 *ana_freq, | |
1084 | __u8 *bcast_system) | |
1085 | { | |
1086 | *ana_bcast_type = msg->msg[2]; | |
1087 | *ana_freq = (msg->msg[3] << 8) | msg->msg[4]; | |
1088 | *bcast_system = msg->msg[5]; | |
1089 | } | |
1090 | ||
1091 | static inline void cec_msg_select_digital_service(struct cec_msg *msg, | |
1092 | const struct cec_op_digital_service_id *digital) | |
1093 | { | |
1094 | msg->len = 9; | |
1095 | msg->msg[1] = CEC_MSG_SELECT_DIGITAL_SERVICE; | |
1096 | cec_set_digital_service_id(msg->msg + 2, digital); | |
1097 | } | |
1098 | ||
0c1f8569 | 1099 | static inline void cec_ops_select_digital_service(const struct cec_msg *msg, |
50f7d5a6 HV |
1100 | struct cec_op_digital_service_id *digital) |
1101 | { | |
1102 | cec_get_digital_service_id(msg->msg + 2, digital); | |
1103 | } | |
1104 | ||
1105 | static inline void cec_msg_tuner_step_decrement(struct cec_msg *msg) | |
1106 | { | |
1107 | msg->len = 2; | |
1108 | msg->msg[1] = CEC_MSG_TUNER_STEP_DECREMENT; | |
1109 | } | |
1110 | ||
1111 | static inline void cec_msg_tuner_step_increment(struct cec_msg *msg) | |
1112 | { | |
1113 | msg->len = 2; | |
1114 | msg->msg[1] = CEC_MSG_TUNER_STEP_INCREMENT; | |
1115 | } | |
1116 | ||
1117 | ||
1118 | /* Vendor Specific Commands Feature */ | |
1119 | static inline void cec_msg_device_vendor_id(struct cec_msg *msg, __u32 vendor_id) | |
1120 | { | |
1121 | msg->len = 5; | |
1122 | msg->msg[0] |= 0xf; /* broadcast */ | |
1123 | msg->msg[1] = CEC_MSG_DEVICE_VENDOR_ID; | |
1124 | msg->msg[2] = vendor_id >> 16; | |
1125 | msg->msg[3] = (vendor_id >> 8) & 0xff; | |
1126 | msg->msg[4] = vendor_id & 0xff; | |
1127 | } | |
1128 | ||
1129 | static inline void cec_ops_device_vendor_id(const struct cec_msg *msg, | |
1130 | __u32 *vendor_id) | |
1131 | { | |
1132 | *vendor_id = (msg->msg[2] << 16) | (msg->msg[3] << 8) | msg->msg[4]; | |
1133 | } | |
1134 | ||
1135 | static inline void cec_msg_give_device_vendor_id(struct cec_msg *msg, | |
3145c754 | 1136 | int reply) |
50f7d5a6 HV |
1137 | { |
1138 | msg->len = 2; | |
1139 | msg->msg[1] = CEC_MSG_GIVE_DEVICE_VENDOR_ID; | |
1140 | msg->reply = reply ? CEC_MSG_DEVICE_VENDOR_ID : 0; | |
1141 | } | |
1142 | ||
4808f721 HV |
1143 | static inline void cec_msg_vendor_command(struct cec_msg *msg, |
1144 | __u8 size, const __u8 *vendor_cmd) | |
1145 | { | |
1146 | if (size > 14) | |
1147 | size = 14; | |
1148 | msg->len = 2 + size; | |
1149 | msg->msg[1] = CEC_MSG_VENDOR_COMMAND; | |
1150 | memcpy(msg->msg + 2, vendor_cmd, size); | |
1151 | } | |
1152 | ||
1153 | static inline void cec_ops_vendor_command(const struct cec_msg *msg, | |
1154 | __u8 *size, | |
1155 | const __u8 **vendor_cmd) | |
1156 | { | |
1157 | *size = msg->len - 2; | |
1158 | ||
1159 | if (*size > 14) | |
1160 | *size = 14; | |
1161 | *vendor_cmd = msg->msg + 2; | |
1162 | } | |
1163 | ||
1164 | static inline void cec_msg_vendor_command_with_id(struct cec_msg *msg, | |
1165 | __u32 vendor_id, __u8 size, | |
1166 | const __u8 *vendor_cmd) | |
1167 | { | |
1168 | if (size > 11) | |
1169 | size = 11; | |
1170 | msg->len = 5 + size; | |
1171 | msg->msg[1] = CEC_MSG_VENDOR_COMMAND_WITH_ID; | |
1172 | msg->msg[2] = vendor_id >> 16; | |
1173 | msg->msg[3] = (vendor_id >> 8) & 0xff; | |
1174 | msg->msg[4] = vendor_id & 0xff; | |
1175 | memcpy(msg->msg + 5, vendor_cmd, size); | |
1176 | } | |
1177 | ||
1178 | static inline void cec_ops_vendor_command_with_id(const struct cec_msg *msg, | |
1179 | __u32 *vendor_id, __u8 *size, | |
1180 | const __u8 **vendor_cmd) | |
1181 | { | |
1182 | *size = msg->len - 5; | |
1183 | ||
1184 | if (*size > 11) | |
1185 | *size = 11; | |
1186 | *vendor_id = (msg->msg[2] << 16) | (msg->msg[3] << 8) | msg->msg[4]; | |
1187 | *vendor_cmd = msg->msg + 5; | |
1188 | } | |
1189 | ||
1190 | static inline void cec_msg_vendor_remote_button_down(struct cec_msg *msg, | |
1191 | __u8 size, | |
1192 | const __u8 *rc_code) | |
1193 | { | |
1194 | if (size > 14) | |
1195 | size = 14; | |
1196 | msg->len = 2 + size; | |
1197 | msg->msg[1] = CEC_MSG_VENDOR_REMOTE_BUTTON_DOWN; | |
1198 | memcpy(msg->msg + 2, rc_code, size); | |
1199 | } | |
1200 | ||
1201 | static inline void cec_ops_vendor_remote_button_down(const struct cec_msg *msg, | |
1202 | __u8 *size, | |
1203 | const __u8 **rc_code) | |
1204 | { | |
1205 | *size = msg->len - 2; | |
1206 | ||
1207 | if (*size > 14) | |
1208 | *size = 14; | |
1209 | *rc_code = msg->msg + 2; | |
1210 | } | |
1211 | ||
50f7d5a6 HV |
1212 | static inline void cec_msg_vendor_remote_button_up(struct cec_msg *msg) |
1213 | { | |
1214 | msg->len = 2; | |
1215 | msg->msg[1] = CEC_MSG_VENDOR_REMOTE_BUTTON_UP; | |
1216 | } | |
1217 | ||
1218 | ||
1219 | /* OSD Display Feature */ | |
1220 | static inline void cec_msg_set_osd_string(struct cec_msg *msg, | |
1221 | __u8 disp_ctl, | |
1222 | const char *osd) | |
1223 | { | |
1224 | unsigned int len = strlen(osd); | |
1225 | ||
1226 | if (len > 13) | |
1227 | len = 13; | |
1228 | msg->len = 3 + len; | |
1229 | msg->msg[1] = CEC_MSG_SET_OSD_STRING; | |
1230 | msg->msg[2] = disp_ctl; | |
1231 | memcpy(msg->msg + 3, osd, len); | |
1232 | } | |
1233 | ||
1234 | static inline void cec_ops_set_osd_string(const struct cec_msg *msg, | |
1235 | __u8 *disp_ctl, | |
1236 | char *osd) | |
1237 | { | |
0cb1f1e4 | 1238 | unsigned int len = msg->len > 3 ? msg->len - 3 : 0; |
50f7d5a6 HV |
1239 | |
1240 | *disp_ctl = msg->msg[2]; | |
1241 | if (len > 13) | |
1242 | len = 13; | |
1243 | memcpy(osd, msg->msg + 3, len); | |
1244 | osd[len] = '\0'; | |
1245 | } | |
1246 | ||
1247 | ||
1248 | /* Device OSD Transfer Feature */ | |
1249 | static inline void cec_msg_set_osd_name(struct cec_msg *msg, const char *name) | |
1250 | { | |
1251 | unsigned int len = strlen(name); | |
1252 | ||
1253 | if (len > 14) | |
1254 | len = 14; | |
1255 | msg->len = 2 + len; | |
1256 | msg->msg[1] = CEC_MSG_SET_OSD_NAME; | |
1257 | memcpy(msg->msg + 2, name, len); | |
1258 | } | |
1259 | ||
1260 | static inline void cec_ops_set_osd_name(const struct cec_msg *msg, | |
1261 | char *name) | |
1262 | { | |
0cb1f1e4 | 1263 | unsigned int len = msg->len > 2 ? msg->len - 2 : 0; |
50f7d5a6 HV |
1264 | |
1265 | if (len > 14) | |
1266 | len = 14; | |
1267 | memcpy(name, msg->msg + 2, len); | |
1268 | name[len] = '\0'; | |
1269 | } | |
1270 | ||
1271 | static inline void cec_msg_give_osd_name(struct cec_msg *msg, | |
3145c754 | 1272 | int reply) |
50f7d5a6 HV |
1273 | { |
1274 | msg->len = 2; | |
1275 | msg->msg[1] = CEC_MSG_GIVE_OSD_NAME; | |
1276 | msg->reply = reply ? CEC_MSG_SET_OSD_NAME : 0; | |
1277 | } | |
1278 | ||
1279 | ||
1280 | /* Device Menu Control Feature */ | |
1281 | static inline void cec_msg_menu_status(struct cec_msg *msg, | |
1282 | __u8 menu_state) | |
1283 | { | |
1284 | msg->len = 3; | |
1285 | msg->msg[1] = CEC_MSG_MENU_STATUS; | |
1286 | msg->msg[2] = menu_state; | |
1287 | } | |
1288 | ||
0c1f8569 | 1289 | static inline void cec_ops_menu_status(const struct cec_msg *msg, |
50f7d5a6 HV |
1290 | __u8 *menu_state) |
1291 | { | |
1292 | *menu_state = msg->msg[2]; | |
1293 | } | |
1294 | ||
1295 | static inline void cec_msg_menu_request(struct cec_msg *msg, | |
3145c754 | 1296 | int reply, |
50f7d5a6 HV |
1297 | __u8 menu_req) |
1298 | { | |
1299 | msg->len = 3; | |
1300 | msg->msg[1] = CEC_MSG_MENU_REQUEST; | |
1301 | msg->msg[2] = menu_req; | |
1302 | msg->reply = reply ? CEC_MSG_MENU_STATUS : 0; | |
1303 | } | |
1304 | ||
0c1f8569 | 1305 | static inline void cec_ops_menu_request(const struct cec_msg *msg, |
50f7d5a6 HV |
1306 | __u8 *menu_req) |
1307 | { | |
1308 | *menu_req = msg->msg[2]; | |
1309 | } | |
1310 | ||
1311 | struct cec_op_ui_command { | |
1312 | __u8 ui_cmd; | |
3145c754 | 1313 | __u8 has_opt_arg; |
50f7d5a6 HV |
1314 | union { |
1315 | struct cec_op_channel_data channel_identifier; | |
1316 | __u8 ui_broadcast_type; | |
1317 | __u8 ui_sound_presentation_control; | |
1318 | __u8 play_mode; | |
1319 | __u8 ui_function_media; | |
1320 | __u8 ui_function_select_av_input; | |
1321 | __u8 ui_function_select_audio_input; | |
1322 | }; | |
1323 | }; | |
1324 | ||
1325 | static inline void cec_msg_user_control_pressed(struct cec_msg *msg, | |
1326 | const struct cec_op_ui_command *ui_cmd) | |
1327 | { | |
1328 | msg->len = 3; | |
1329 | msg->msg[1] = CEC_MSG_USER_CONTROL_PRESSED; | |
1330 | msg->msg[2] = ui_cmd->ui_cmd; | |
1331 | if (!ui_cmd->has_opt_arg) | |
1332 | return; | |
1333 | switch (ui_cmd->ui_cmd) { | |
1334 | case 0x56: | |
1335 | case 0x57: | |
1336 | case 0x60: | |
1337 | case 0x68: | |
1338 | case 0x69: | |
1339 | case 0x6a: | |
1340 | /* The optional operand is one byte for all these ui commands */ | |
1341 | msg->len++; | |
1342 | msg->msg[3] = ui_cmd->play_mode; | |
1343 | break; | |
1344 | case 0x67: | |
1345 | msg->len += 4; | |
1346 | msg->msg[3] = (ui_cmd->channel_identifier.channel_number_fmt << 2) | | |
1347 | (ui_cmd->channel_identifier.major >> 8); | |
9ebf1945 | 1348 | msg->msg[4] = ui_cmd->channel_identifier.major & 0xff; |
50f7d5a6 HV |
1349 | msg->msg[5] = ui_cmd->channel_identifier.minor >> 8; |
1350 | msg->msg[6] = ui_cmd->channel_identifier.minor & 0xff; | |
1351 | break; | |
1352 | } | |
1353 | } | |
1354 | ||
0c1f8569 | 1355 | static inline void cec_ops_user_control_pressed(const struct cec_msg *msg, |
50f7d5a6 HV |
1356 | struct cec_op_ui_command *ui_cmd) |
1357 | { | |
1358 | ui_cmd->ui_cmd = msg->msg[2]; | |
3145c754 | 1359 | ui_cmd->has_opt_arg = 0; |
50f7d5a6 HV |
1360 | if (msg->len == 3) |
1361 | return; | |
1362 | switch (ui_cmd->ui_cmd) { | |
1363 | case 0x56: | |
1364 | case 0x57: | |
1365 | case 0x60: | |
1366 | case 0x68: | |
1367 | case 0x69: | |
1368 | case 0x6a: | |
1369 | /* The optional operand is one byte for all these ui commands */ | |
1370 | ui_cmd->play_mode = msg->msg[3]; | |
3145c754 | 1371 | ui_cmd->has_opt_arg = 1; |
50f7d5a6 HV |
1372 | break; |
1373 | case 0x67: | |
1374 | if (msg->len < 7) | |
1375 | break; | |
3145c754 | 1376 | ui_cmd->has_opt_arg = 1; |
50f7d5a6 HV |
1377 | ui_cmd->channel_identifier.channel_number_fmt = msg->msg[3] >> 2; |
1378 | ui_cmd->channel_identifier.major = ((msg->msg[3] & 3) << 6) | msg->msg[4]; | |
1379 | ui_cmd->channel_identifier.minor = (msg->msg[5] << 8) | msg->msg[6]; | |
1380 | break; | |
1381 | } | |
1382 | } | |
1383 | ||
1384 | static inline void cec_msg_user_control_released(struct cec_msg *msg) | |
1385 | { | |
1386 | msg->len = 2; | |
1387 | msg->msg[1] = CEC_MSG_USER_CONTROL_RELEASED; | |
1388 | } | |
1389 | ||
1390 | /* Remote Control Passthrough Feature */ | |
1391 | ||
1392 | /* Power Status Feature */ | |
1393 | static inline void cec_msg_report_power_status(struct cec_msg *msg, | |
1394 | __u8 pwr_state) | |
1395 | { | |
1396 | msg->len = 3; | |
1397 | msg->msg[1] = CEC_MSG_REPORT_POWER_STATUS; | |
1398 | msg->msg[2] = pwr_state; | |
1399 | } | |
1400 | ||
1401 | static inline void cec_ops_report_power_status(const struct cec_msg *msg, | |
1402 | __u8 *pwr_state) | |
1403 | { | |
1404 | *pwr_state = msg->msg[2]; | |
1405 | } | |
1406 | ||
1407 | static inline void cec_msg_give_device_power_status(struct cec_msg *msg, | |
3145c754 | 1408 | int reply) |
50f7d5a6 HV |
1409 | { |
1410 | msg->len = 2; | |
1411 | msg->msg[1] = CEC_MSG_GIVE_DEVICE_POWER_STATUS; | |
1412 | msg->reply = reply ? CEC_MSG_REPORT_POWER_STATUS : 0; | |
1413 | } | |
1414 | ||
1415 | /* General Protocol Messages */ | |
1416 | static inline void cec_msg_feature_abort(struct cec_msg *msg, | |
1417 | __u8 abort_msg, __u8 reason) | |
1418 | { | |
1419 | msg->len = 4; | |
1420 | msg->msg[1] = CEC_MSG_FEATURE_ABORT; | |
1421 | msg->msg[2] = abort_msg; | |
1422 | msg->msg[3] = reason; | |
1423 | } | |
1424 | ||
1425 | static inline void cec_ops_feature_abort(const struct cec_msg *msg, | |
1426 | __u8 *abort_msg, __u8 *reason) | |
1427 | { | |
1428 | *abort_msg = msg->msg[2]; | |
1429 | *reason = msg->msg[3]; | |
1430 | } | |
1431 | ||
1432 | /* This changes the current message into a feature abort message */ | |
1433 | static inline void cec_msg_reply_feature_abort(struct cec_msg *msg, __u8 reason) | |
1434 | { | |
1435 | cec_msg_set_reply_to(msg, msg); | |
1436 | msg->len = 4; | |
1437 | msg->msg[2] = msg->msg[1]; | |
1438 | msg->msg[3] = reason; | |
1439 | msg->msg[1] = CEC_MSG_FEATURE_ABORT; | |
1440 | } | |
1441 | ||
1442 | static inline void cec_msg_abort(struct cec_msg *msg) | |
1443 | { | |
1444 | msg->len = 2; | |
1445 | msg->msg[1] = CEC_MSG_ABORT; | |
1446 | } | |
1447 | ||
1448 | ||
1449 | /* System Audio Control Feature */ | |
1450 | static inline void cec_msg_report_audio_status(struct cec_msg *msg, | |
1451 | __u8 aud_mute_status, | |
1452 | __u8 aud_vol_status) | |
1453 | { | |
1454 | msg->len = 3; | |
1455 | msg->msg[1] = CEC_MSG_REPORT_AUDIO_STATUS; | |
1456 | msg->msg[2] = (aud_mute_status << 7) | (aud_vol_status & 0x7f); | |
1457 | } | |
1458 | ||
1459 | static inline void cec_ops_report_audio_status(const struct cec_msg *msg, | |
1460 | __u8 *aud_mute_status, | |
1461 | __u8 *aud_vol_status) | |
1462 | { | |
1463 | *aud_mute_status = msg->msg[2] >> 7; | |
1464 | *aud_vol_status = msg->msg[2] & 0x7f; | |
1465 | } | |
1466 | ||
1467 | static inline void cec_msg_give_audio_status(struct cec_msg *msg, | |
3145c754 | 1468 | int reply) |
50f7d5a6 HV |
1469 | { |
1470 | msg->len = 2; | |
1471 | msg->msg[1] = CEC_MSG_GIVE_AUDIO_STATUS; | |
1472 | msg->reply = reply ? CEC_MSG_REPORT_AUDIO_STATUS : 0; | |
1473 | } | |
1474 | ||
1475 | static inline void cec_msg_set_system_audio_mode(struct cec_msg *msg, | |
1476 | __u8 sys_aud_status) | |
1477 | { | |
1478 | msg->len = 3; | |
1479 | msg->msg[1] = CEC_MSG_SET_SYSTEM_AUDIO_MODE; | |
1480 | msg->msg[2] = sys_aud_status; | |
1481 | } | |
1482 | ||
1483 | static inline void cec_ops_set_system_audio_mode(const struct cec_msg *msg, | |
1484 | __u8 *sys_aud_status) | |
1485 | { | |
1486 | *sys_aud_status = msg->msg[2]; | |
1487 | } | |
1488 | ||
1489 | static inline void cec_msg_system_audio_mode_request(struct cec_msg *msg, | |
3145c754 | 1490 | int reply, |
50f7d5a6 HV |
1491 | __u16 phys_addr) |
1492 | { | |
1493 | msg->len = phys_addr == 0xffff ? 2 : 4; | |
1494 | msg->msg[1] = CEC_MSG_SYSTEM_AUDIO_MODE_REQUEST; | |
1495 | msg->msg[2] = phys_addr >> 8; | |
1496 | msg->msg[3] = phys_addr & 0xff; | |
1497 | msg->reply = reply ? CEC_MSG_SET_SYSTEM_AUDIO_MODE : 0; | |
1498 | ||
1499 | } | |
1500 | ||
1501 | static inline void cec_ops_system_audio_mode_request(const struct cec_msg *msg, | |
1502 | __u16 *phys_addr) | |
1503 | { | |
1504 | if (msg->len < 4) | |
1505 | *phys_addr = 0xffff; | |
1506 | else | |
1507 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1508 | } | |
1509 | ||
1510 | static inline void cec_msg_system_audio_mode_status(struct cec_msg *msg, | |
1511 | __u8 sys_aud_status) | |
1512 | { | |
1513 | msg->len = 3; | |
1514 | msg->msg[1] = CEC_MSG_SYSTEM_AUDIO_MODE_STATUS; | |
1515 | msg->msg[2] = sys_aud_status; | |
1516 | } | |
1517 | ||
1518 | static inline void cec_ops_system_audio_mode_status(const struct cec_msg *msg, | |
1519 | __u8 *sys_aud_status) | |
1520 | { | |
1521 | *sys_aud_status = msg->msg[2]; | |
1522 | } | |
1523 | ||
1524 | static inline void cec_msg_give_system_audio_mode_status(struct cec_msg *msg, | |
3145c754 | 1525 | int reply) |
50f7d5a6 HV |
1526 | { |
1527 | msg->len = 2; | |
1528 | msg->msg[1] = CEC_MSG_GIVE_SYSTEM_AUDIO_MODE_STATUS; | |
1529 | msg->reply = reply ? CEC_MSG_SYSTEM_AUDIO_MODE_STATUS : 0; | |
1530 | } | |
1531 | ||
1532 | static inline void cec_msg_report_short_audio_descriptor(struct cec_msg *msg, | |
1533 | __u8 num_descriptors, | |
1534 | const __u32 *descriptors) | |
1535 | { | |
1536 | unsigned int i; | |
1537 | ||
1538 | if (num_descriptors > 4) | |
1539 | num_descriptors = 4; | |
1540 | msg->len = 2 + num_descriptors * 3; | |
1541 | msg->msg[1] = CEC_MSG_REPORT_SHORT_AUDIO_DESCRIPTOR; | |
1542 | for (i = 0; i < num_descriptors; i++) { | |
1543 | msg->msg[2 + i * 3] = (descriptors[i] >> 16) & 0xff; | |
1544 | msg->msg[3 + i * 3] = (descriptors[i] >> 8) & 0xff; | |
1545 | msg->msg[4 + i * 3] = descriptors[i] & 0xff; | |
1546 | } | |
1547 | } | |
1548 | ||
1549 | static inline void cec_ops_report_short_audio_descriptor(const struct cec_msg *msg, | |
1550 | __u8 *num_descriptors, | |
1551 | __u32 *descriptors) | |
1552 | { | |
1553 | unsigned int i; | |
1554 | ||
1555 | *num_descriptors = (msg->len - 2) / 3; | |
1556 | if (*num_descriptors > 4) | |
1557 | *num_descriptors = 4; | |
1558 | for (i = 0; i < *num_descriptors; i++) | |
1559 | descriptors[i] = (msg->msg[2 + i * 3] << 16) | | |
1560 | (msg->msg[3 + i * 3] << 8) | | |
1561 | msg->msg[4 + i * 3]; | |
1562 | } | |
1563 | ||
1564 | static inline void cec_msg_request_short_audio_descriptor(struct cec_msg *msg, | |
3145c754 | 1565 | int reply, |
50f7d5a6 HV |
1566 | __u8 num_descriptors, |
1567 | const __u8 *audio_format_id, | |
1568 | const __u8 *audio_format_code) | |
1569 | { | |
1570 | unsigned int i; | |
1571 | ||
1572 | if (num_descriptors > 4) | |
1573 | num_descriptors = 4; | |
1574 | msg->len = 2 + num_descriptors; | |
1575 | msg->msg[1] = CEC_MSG_REQUEST_SHORT_AUDIO_DESCRIPTOR; | |
9ad52b4d | 1576 | msg->reply = reply ? CEC_MSG_REPORT_SHORT_AUDIO_DESCRIPTOR : 0; |
50f7d5a6 HV |
1577 | for (i = 0; i < num_descriptors; i++) |
1578 | msg->msg[2 + i] = (audio_format_id[i] << 6) | | |
1579 | (audio_format_code[i] & 0x3f); | |
1580 | } | |
1581 | ||
1582 | static inline void cec_ops_request_short_audio_descriptor(const struct cec_msg *msg, | |
1583 | __u8 *num_descriptors, | |
1584 | __u8 *audio_format_id, | |
1585 | __u8 *audio_format_code) | |
1586 | { | |
1587 | unsigned int i; | |
1588 | ||
1589 | *num_descriptors = msg->len - 2; | |
1590 | if (*num_descriptors > 4) | |
1591 | *num_descriptors = 4; | |
1592 | for (i = 0; i < *num_descriptors; i++) { | |
1593 | audio_format_id[i] = msg->msg[2 + i] >> 6; | |
1594 | audio_format_code[i] = msg->msg[2 + i] & 0x3f; | |
1595 | } | |
1596 | } | |
1597 | ||
1598 | ||
1599 | /* Audio Rate Control Feature */ | |
1600 | static inline void cec_msg_set_audio_rate(struct cec_msg *msg, | |
1601 | __u8 audio_rate) | |
1602 | { | |
1603 | msg->len = 3; | |
1604 | msg->msg[1] = CEC_MSG_SET_AUDIO_RATE; | |
1605 | msg->msg[2] = audio_rate; | |
1606 | } | |
1607 | ||
1608 | static inline void cec_ops_set_audio_rate(const struct cec_msg *msg, | |
1609 | __u8 *audio_rate) | |
1610 | { | |
1611 | *audio_rate = msg->msg[2]; | |
1612 | } | |
1613 | ||
1614 | ||
1615 | /* Audio Return Channel Control Feature */ | |
1616 | static inline void cec_msg_report_arc_initiated(struct cec_msg *msg) | |
1617 | { | |
1618 | msg->len = 2; | |
1619 | msg->msg[1] = CEC_MSG_REPORT_ARC_INITIATED; | |
1620 | } | |
1621 | ||
1622 | static inline void cec_msg_initiate_arc(struct cec_msg *msg, | |
3145c754 | 1623 | int reply) |
50f7d5a6 HV |
1624 | { |
1625 | msg->len = 2; | |
1626 | msg->msg[1] = CEC_MSG_INITIATE_ARC; | |
1627 | msg->reply = reply ? CEC_MSG_REPORT_ARC_INITIATED : 0; | |
1628 | } | |
1629 | ||
1630 | static inline void cec_msg_request_arc_initiation(struct cec_msg *msg, | |
3145c754 | 1631 | int reply) |
50f7d5a6 HV |
1632 | { |
1633 | msg->len = 2; | |
1634 | msg->msg[1] = CEC_MSG_REQUEST_ARC_INITIATION; | |
1635 | msg->reply = reply ? CEC_MSG_INITIATE_ARC : 0; | |
1636 | } | |
1637 | ||
1638 | static inline void cec_msg_report_arc_terminated(struct cec_msg *msg) | |
1639 | { | |
1640 | msg->len = 2; | |
1641 | msg->msg[1] = CEC_MSG_REPORT_ARC_TERMINATED; | |
1642 | } | |
1643 | ||
1644 | static inline void cec_msg_terminate_arc(struct cec_msg *msg, | |
3145c754 | 1645 | int reply) |
50f7d5a6 HV |
1646 | { |
1647 | msg->len = 2; | |
1648 | msg->msg[1] = CEC_MSG_TERMINATE_ARC; | |
1649 | msg->reply = reply ? CEC_MSG_REPORT_ARC_TERMINATED : 0; | |
1650 | } | |
1651 | ||
1652 | static inline void cec_msg_request_arc_termination(struct cec_msg *msg, | |
3145c754 | 1653 | int reply) |
50f7d5a6 HV |
1654 | { |
1655 | msg->len = 2; | |
1656 | msg->msg[1] = CEC_MSG_REQUEST_ARC_TERMINATION; | |
1657 | msg->reply = reply ? CEC_MSG_TERMINATE_ARC : 0; | |
1658 | } | |
1659 | ||
1660 | ||
1661 | /* Dynamic Audio Lipsync Feature */ | |
1662 | /* Only for CEC 2.0 and up */ | |
1663 | static inline void cec_msg_report_current_latency(struct cec_msg *msg, | |
1664 | __u16 phys_addr, | |
1665 | __u8 video_latency, | |
1666 | __u8 low_latency_mode, | |
1667 | __u8 audio_out_compensated, | |
1668 | __u8 audio_out_delay) | |
1669 | { | |
f3854973 | 1670 | msg->len = 6; |
50f7d5a6 HV |
1671 | msg->msg[0] |= 0xf; /* broadcast */ |
1672 | msg->msg[1] = CEC_MSG_REPORT_CURRENT_LATENCY; | |
1673 | msg->msg[2] = phys_addr >> 8; | |
1674 | msg->msg[3] = phys_addr & 0xff; | |
1675 | msg->msg[4] = video_latency; | |
1676 | msg->msg[5] = (low_latency_mode << 2) | audio_out_compensated; | |
f3854973 HV |
1677 | if (audio_out_compensated == 3) |
1678 | msg->msg[msg->len++] = audio_out_delay; | |
50f7d5a6 HV |
1679 | } |
1680 | ||
1681 | static inline void cec_ops_report_current_latency(const struct cec_msg *msg, | |
1682 | __u16 *phys_addr, | |
1683 | __u8 *video_latency, | |
1684 | __u8 *low_latency_mode, | |
1685 | __u8 *audio_out_compensated, | |
1686 | __u8 *audio_out_delay) | |
1687 | { | |
1688 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1689 | *video_latency = msg->msg[4]; | |
1690 | *low_latency_mode = (msg->msg[5] >> 2) & 1; | |
1691 | *audio_out_compensated = msg->msg[5] & 3; | |
f3854973 HV |
1692 | if (*audio_out_compensated == 3 && msg->len >= 7) |
1693 | *audio_out_delay = msg->msg[6]; | |
1694 | else | |
1695 | *audio_out_delay = 0; | |
50f7d5a6 HV |
1696 | } |
1697 | ||
1698 | static inline void cec_msg_request_current_latency(struct cec_msg *msg, | |
3145c754 | 1699 | int reply, |
50f7d5a6 HV |
1700 | __u16 phys_addr) |
1701 | { | |
1702 | msg->len = 4; | |
1703 | msg->msg[0] |= 0xf; /* broadcast */ | |
1704 | msg->msg[1] = CEC_MSG_REQUEST_CURRENT_LATENCY; | |
1705 | msg->msg[2] = phys_addr >> 8; | |
1706 | msg->msg[3] = phys_addr & 0xff; | |
1707 | msg->reply = reply ? CEC_MSG_REPORT_CURRENT_LATENCY : 0; | |
1708 | } | |
1709 | ||
1710 | static inline void cec_ops_request_current_latency(const struct cec_msg *msg, | |
1711 | __u16 *phys_addr) | |
1712 | { | |
1713 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1714 | } | |
1715 | ||
1716 | ||
1717 | /* Capability Discovery and Control Feature */ | |
1718 | static inline void cec_msg_cdc_hec_inquire_state(struct cec_msg *msg, | |
1719 | __u16 phys_addr1, | |
1720 | __u16 phys_addr2) | |
1721 | { | |
1722 | msg->len = 9; | |
1723 | msg->msg[0] |= 0xf; /* broadcast */ | |
1724 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1725 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1726 | msg->msg[4] = CEC_MSG_CDC_HEC_INQUIRE_STATE; | |
1727 | msg->msg[5] = phys_addr1 >> 8; | |
1728 | msg->msg[6] = phys_addr1 & 0xff; | |
1729 | msg->msg[7] = phys_addr2 >> 8; | |
1730 | msg->msg[8] = phys_addr2 & 0xff; | |
1731 | } | |
1732 | ||
1733 | static inline void cec_ops_cdc_hec_inquire_state(const struct cec_msg *msg, | |
1734 | __u16 *phys_addr, | |
1735 | __u16 *phys_addr1, | |
1736 | __u16 *phys_addr2) | |
1737 | { | |
1738 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1739 | *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6]; | |
1740 | *phys_addr2 = (msg->msg[7] << 8) | msg->msg[8]; | |
1741 | } | |
1742 | ||
1743 | static inline void cec_msg_cdc_hec_report_state(struct cec_msg *msg, | |
1744 | __u16 target_phys_addr, | |
1745 | __u8 hec_func_state, | |
1746 | __u8 host_func_state, | |
1747 | __u8 enc_func_state, | |
1748 | __u8 cdc_errcode, | |
1749 | __u8 has_field, | |
1750 | __u16 hec_field) | |
1751 | { | |
1752 | msg->len = has_field ? 10 : 8; | |
1753 | msg->msg[0] |= 0xf; /* broadcast */ | |
1754 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1755 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1756 | msg->msg[4] = CEC_MSG_CDC_HEC_REPORT_STATE; | |
1757 | msg->msg[5] = target_phys_addr >> 8; | |
1758 | msg->msg[6] = target_phys_addr & 0xff; | |
1759 | msg->msg[7] = (hec_func_state << 6) | | |
1760 | (host_func_state << 4) | | |
1761 | (enc_func_state << 2) | | |
1762 | cdc_errcode; | |
1763 | if (has_field) { | |
1764 | msg->msg[8] = hec_field >> 8; | |
1765 | msg->msg[9] = hec_field & 0xff; | |
1766 | } | |
1767 | } | |
1768 | ||
1769 | static inline void cec_ops_cdc_hec_report_state(const struct cec_msg *msg, | |
1770 | __u16 *phys_addr, | |
1771 | __u16 *target_phys_addr, | |
1772 | __u8 *hec_func_state, | |
1773 | __u8 *host_func_state, | |
1774 | __u8 *enc_func_state, | |
1775 | __u8 *cdc_errcode, | |
1776 | __u8 *has_field, | |
1777 | __u16 *hec_field) | |
1778 | { | |
1779 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1780 | *target_phys_addr = (msg->msg[5] << 8) | msg->msg[6]; | |
1781 | *hec_func_state = msg->msg[7] >> 6; | |
1782 | *host_func_state = (msg->msg[7] >> 4) & 3; | |
1783 | *enc_func_state = (msg->msg[7] >> 4) & 3; | |
1784 | *cdc_errcode = msg->msg[7] & 3; | |
1785 | *has_field = msg->len >= 10; | |
1786 | *hec_field = *has_field ? ((msg->msg[8] << 8) | msg->msg[9]) : 0; | |
1787 | } | |
1788 | ||
1789 | static inline void cec_msg_cdc_hec_set_state(struct cec_msg *msg, | |
1790 | __u16 phys_addr1, | |
1791 | __u16 phys_addr2, | |
1792 | __u8 hec_set_state, | |
1793 | __u16 phys_addr3, | |
1794 | __u16 phys_addr4, | |
1795 | __u16 phys_addr5) | |
1796 | { | |
1797 | msg->len = 10; | |
1798 | msg->msg[0] |= 0xf; /* broadcast */ | |
1799 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1800 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1801 | msg->msg[4] = CEC_MSG_CDC_HEC_INQUIRE_STATE; | |
1802 | msg->msg[5] = phys_addr1 >> 8; | |
1803 | msg->msg[6] = phys_addr1 & 0xff; | |
1804 | msg->msg[7] = phys_addr2 >> 8; | |
1805 | msg->msg[8] = phys_addr2 & 0xff; | |
1806 | msg->msg[9] = hec_set_state; | |
1807 | if (phys_addr3 != CEC_PHYS_ADDR_INVALID) { | |
1808 | msg->msg[msg->len++] = phys_addr3 >> 8; | |
1809 | msg->msg[msg->len++] = phys_addr3 & 0xff; | |
1810 | if (phys_addr4 != CEC_PHYS_ADDR_INVALID) { | |
1811 | msg->msg[msg->len++] = phys_addr4 >> 8; | |
1812 | msg->msg[msg->len++] = phys_addr4 & 0xff; | |
1813 | if (phys_addr5 != CEC_PHYS_ADDR_INVALID) { | |
1814 | msg->msg[msg->len++] = phys_addr5 >> 8; | |
1815 | msg->msg[msg->len++] = phys_addr5 & 0xff; | |
1816 | } | |
1817 | } | |
1818 | } | |
1819 | } | |
1820 | ||
1821 | static inline void cec_ops_cdc_hec_set_state(const struct cec_msg *msg, | |
1822 | __u16 *phys_addr, | |
1823 | __u16 *phys_addr1, | |
1824 | __u16 *phys_addr2, | |
1825 | __u8 *hec_set_state, | |
1826 | __u16 *phys_addr3, | |
1827 | __u16 *phys_addr4, | |
1828 | __u16 *phys_addr5) | |
1829 | { | |
1830 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1831 | *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6]; | |
1832 | *phys_addr2 = (msg->msg[7] << 8) | msg->msg[8]; | |
1833 | *hec_set_state = msg->msg[9]; | |
1834 | *phys_addr3 = *phys_addr4 = *phys_addr5 = CEC_PHYS_ADDR_INVALID; | |
1835 | if (msg->len >= 12) | |
1836 | *phys_addr3 = (msg->msg[10] << 8) | msg->msg[11]; | |
1837 | if (msg->len >= 14) | |
1838 | *phys_addr4 = (msg->msg[12] << 8) | msg->msg[13]; | |
1839 | if (msg->len >= 16) | |
1840 | *phys_addr5 = (msg->msg[14] << 8) | msg->msg[15]; | |
1841 | } | |
1842 | ||
1843 | static inline void cec_msg_cdc_hec_set_state_adjacent(struct cec_msg *msg, | |
1844 | __u16 phys_addr1, | |
1845 | __u8 hec_set_state) | |
1846 | { | |
1847 | msg->len = 8; | |
1848 | msg->msg[0] |= 0xf; /* broadcast */ | |
1849 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1850 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1851 | msg->msg[4] = CEC_MSG_CDC_HEC_SET_STATE_ADJACENT; | |
1852 | msg->msg[5] = phys_addr1 >> 8; | |
1853 | msg->msg[6] = phys_addr1 & 0xff; | |
1854 | msg->msg[7] = hec_set_state; | |
1855 | } | |
1856 | ||
1857 | static inline void cec_ops_cdc_hec_set_state_adjacent(const struct cec_msg *msg, | |
1858 | __u16 *phys_addr, | |
1859 | __u16 *phys_addr1, | |
1860 | __u8 *hec_set_state) | |
1861 | { | |
1862 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1863 | *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6]; | |
1864 | *hec_set_state = msg->msg[7]; | |
1865 | } | |
1866 | ||
1867 | static inline void cec_msg_cdc_hec_request_deactivation(struct cec_msg *msg, | |
1868 | __u16 phys_addr1, | |
1869 | __u16 phys_addr2, | |
1870 | __u16 phys_addr3) | |
1871 | { | |
1872 | msg->len = 11; | |
1873 | msg->msg[0] |= 0xf; /* broadcast */ | |
1874 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1875 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1876 | msg->msg[4] = CEC_MSG_CDC_HEC_REQUEST_DEACTIVATION; | |
1877 | msg->msg[5] = phys_addr1 >> 8; | |
1878 | msg->msg[6] = phys_addr1 & 0xff; | |
1879 | msg->msg[7] = phys_addr2 >> 8; | |
1880 | msg->msg[8] = phys_addr2 & 0xff; | |
1881 | msg->msg[9] = phys_addr3 >> 8; | |
1882 | msg->msg[10] = phys_addr3 & 0xff; | |
1883 | } | |
1884 | ||
1885 | static inline void cec_ops_cdc_hec_request_deactivation(const struct cec_msg *msg, | |
1886 | __u16 *phys_addr, | |
1887 | __u16 *phys_addr1, | |
1888 | __u16 *phys_addr2, | |
1889 | __u16 *phys_addr3) | |
1890 | { | |
1891 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1892 | *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6]; | |
1893 | *phys_addr2 = (msg->msg[7] << 8) | msg->msg[8]; | |
1894 | *phys_addr3 = (msg->msg[9] << 8) | msg->msg[10]; | |
1895 | } | |
1896 | ||
1897 | static inline void cec_msg_cdc_hec_notify_alive(struct cec_msg *msg) | |
1898 | { | |
1899 | msg->len = 5; | |
1900 | msg->msg[0] |= 0xf; /* broadcast */ | |
1901 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1902 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1903 | msg->msg[4] = CEC_MSG_CDC_HEC_NOTIFY_ALIVE; | |
1904 | } | |
1905 | ||
1906 | static inline void cec_ops_cdc_hec_notify_alive(const struct cec_msg *msg, | |
1907 | __u16 *phys_addr) | |
1908 | { | |
1909 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1910 | } | |
1911 | ||
1912 | static inline void cec_msg_cdc_hec_discover(struct cec_msg *msg) | |
1913 | { | |
1914 | msg->len = 5; | |
1915 | msg->msg[0] |= 0xf; /* broadcast */ | |
1916 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1917 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1918 | msg->msg[4] = CEC_MSG_CDC_HEC_DISCOVER; | |
1919 | } | |
1920 | ||
1921 | static inline void cec_ops_cdc_hec_discover(const struct cec_msg *msg, | |
1922 | __u16 *phys_addr) | |
1923 | { | |
1924 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1925 | } | |
1926 | ||
1927 | static inline void cec_msg_cdc_hpd_set_state(struct cec_msg *msg, | |
1928 | __u8 input_port, | |
1929 | __u8 hpd_state) | |
1930 | { | |
1931 | msg->len = 6; | |
1932 | msg->msg[0] |= 0xf; /* broadcast */ | |
1933 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1934 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1935 | msg->msg[4] = CEC_MSG_CDC_HPD_SET_STATE; | |
1936 | msg->msg[5] = (input_port << 4) | hpd_state; | |
1937 | } | |
1938 | ||
1939 | static inline void cec_ops_cdc_hpd_set_state(const struct cec_msg *msg, | |
1940 | __u16 *phys_addr, | |
1941 | __u8 *input_port, | |
1942 | __u8 *hpd_state) | |
1943 | { | |
1944 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1945 | *input_port = msg->msg[5] >> 4; | |
1946 | *hpd_state = msg->msg[5] & 0xf; | |
1947 | } | |
1948 | ||
1949 | static inline void cec_msg_cdc_hpd_report_state(struct cec_msg *msg, | |
1950 | __u8 hpd_state, | |
1951 | __u8 hpd_error) | |
1952 | { | |
1953 | msg->len = 6; | |
1954 | msg->msg[0] |= 0xf; /* broadcast */ | |
1955 | msg->msg[1] = CEC_MSG_CDC_MESSAGE; | |
1956 | /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */ | |
1957 | msg->msg[4] = CEC_MSG_CDC_HPD_REPORT_STATE; | |
1958 | msg->msg[5] = (hpd_state << 4) | hpd_error; | |
1959 | } | |
1960 | ||
1961 | static inline void cec_ops_cdc_hpd_report_state(const struct cec_msg *msg, | |
1962 | __u16 *phys_addr, | |
1963 | __u8 *hpd_state, | |
1964 | __u8 *hpd_error) | |
1965 | { | |
1966 | *phys_addr = (msg->msg[2] << 8) | msg->msg[3]; | |
1967 | *hpd_state = msg->msg[5] >> 4; | |
1968 | *hpd_error = msg->msg[5] & 0xf; | |
1969 | } | |
1970 | ||
1971 | #endif |