1 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
3 * cec - HDMI Consumer Electronics Control message functions
5 * Copyright 2016 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
8 #ifndef _CEC_UAPI_FUNCS_H
9 #define _CEC_UAPI_FUNCS_H
11 #include <linux/cec.h>
13 /* One Touch Play Feature */
14 static inline void cec_msg_active_source(struct cec_msg *msg, __u16 phys_addr)
17 msg->msg[0] |= 0xf; /* broadcast */
18 msg->msg[1] = CEC_MSG_ACTIVE_SOURCE;
19 msg->msg[2] = phys_addr >> 8;
20 msg->msg[3] = phys_addr & 0xff;
23 static inline void cec_ops_active_source(const struct cec_msg *msg,
26 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
29 static inline void cec_msg_image_view_on(struct cec_msg *msg)
32 msg->msg[1] = CEC_MSG_IMAGE_VIEW_ON;
35 static inline void cec_msg_text_view_on(struct cec_msg *msg)
38 msg->msg[1] = CEC_MSG_TEXT_VIEW_ON;
42 /* Routing Control Feature */
43 static inline void cec_msg_inactive_source(struct cec_msg *msg,
47 msg->msg[1] = CEC_MSG_INACTIVE_SOURCE;
48 msg->msg[2] = phys_addr >> 8;
49 msg->msg[3] = phys_addr & 0xff;
52 static inline void cec_ops_inactive_source(const struct cec_msg *msg,
55 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
58 static inline void cec_msg_request_active_source(struct cec_msg *msg,
62 msg->msg[0] |= 0xf; /* broadcast */
63 msg->msg[1] = CEC_MSG_REQUEST_ACTIVE_SOURCE;
64 msg->reply = reply ? CEC_MSG_ACTIVE_SOURCE : 0;
67 static inline void cec_msg_routing_information(struct cec_msg *msg,
71 msg->msg[0] |= 0xf; /* broadcast */
72 msg->msg[1] = CEC_MSG_ROUTING_INFORMATION;
73 msg->msg[2] = phys_addr >> 8;
74 msg->msg[3] = phys_addr & 0xff;
77 static inline void cec_ops_routing_information(const struct cec_msg *msg,
80 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
83 static inline void cec_msg_routing_change(struct cec_msg *msg,
89 msg->msg[0] |= 0xf; /* broadcast */
90 msg->msg[1] = CEC_MSG_ROUTING_CHANGE;
91 msg->msg[2] = orig_phys_addr >> 8;
92 msg->msg[3] = orig_phys_addr & 0xff;
93 msg->msg[4] = new_phys_addr >> 8;
94 msg->msg[5] = new_phys_addr & 0xff;
95 msg->reply = reply ? CEC_MSG_ROUTING_INFORMATION : 0;
98 static inline void cec_ops_routing_change(const struct cec_msg *msg,
99 __u16 *orig_phys_addr,
100 __u16 *new_phys_addr)
102 *orig_phys_addr = (msg->msg[2] << 8) | msg->msg[3];
103 *new_phys_addr = (msg->msg[4] << 8) | msg->msg[5];
106 static inline void cec_msg_set_stream_path(struct cec_msg *msg, __u16 phys_addr)
109 msg->msg[0] |= 0xf; /* broadcast */
110 msg->msg[1] = CEC_MSG_SET_STREAM_PATH;
111 msg->msg[2] = phys_addr >> 8;
112 msg->msg[3] = phys_addr & 0xff;
115 static inline void cec_ops_set_stream_path(const struct cec_msg *msg,
118 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
122 /* Standby Feature */
123 static inline void cec_msg_standby(struct cec_msg *msg)
126 msg->msg[1] = CEC_MSG_STANDBY;
130 /* One Touch Record Feature */
131 static inline void cec_msg_record_off(struct cec_msg *msg, int reply)
134 msg->msg[1] = CEC_MSG_RECORD_OFF;
135 msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0;
138 struct cec_op_arib_data {
141 __u16 orig_network_id;
144 struct cec_op_atsc_data {
146 __u16 program_number;
149 struct cec_op_dvb_data {
152 __u16 orig_network_id;
155 struct cec_op_channel_data {
156 __u8 channel_number_fmt;
161 struct cec_op_digital_service_id {
162 __u8 service_id_method;
163 __u8 dig_bcast_system;
165 struct cec_op_arib_data arib;
166 struct cec_op_atsc_data atsc;
167 struct cec_op_dvb_data dvb;
168 struct cec_op_channel_data channel;
172 struct cec_op_record_src {
175 struct cec_op_digital_service_id digital;
190 static inline void cec_set_digital_service_id(__u8 *msg,
191 const struct cec_op_digital_service_id *digital)
193 *msg++ = (digital->service_id_method << 7) | digital->dig_bcast_system;
194 if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) {
195 *msg++ = (digital->channel.channel_number_fmt << 2) |
196 (digital->channel.major >> 8);
197 *msg++ = digital->channel.major & 0xff;
198 *msg++ = digital->channel.minor >> 8;
199 *msg++ = digital->channel.minor & 0xff;
204 switch (digital->dig_bcast_system) {
205 case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_GEN:
206 case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_CABLE:
207 case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_SAT:
208 case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_T:
209 *msg++ = digital->atsc.transport_id >> 8;
210 *msg++ = digital->atsc.transport_id & 0xff;
211 *msg++ = digital->atsc.program_number >> 8;
212 *msg++ = digital->atsc.program_number & 0xff;
217 *msg++ = digital->dvb.transport_id >> 8;
218 *msg++ = digital->dvb.transport_id & 0xff;
219 *msg++ = digital->dvb.service_id >> 8;
220 *msg++ = digital->dvb.service_id & 0xff;
221 *msg++ = digital->dvb.orig_network_id >> 8;
222 *msg++ = digital->dvb.orig_network_id & 0xff;
227 static inline void cec_get_digital_service_id(const __u8 *msg,
228 struct cec_op_digital_service_id *digital)
230 digital->service_id_method = msg[0] >> 7;
231 digital->dig_bcast_system = msg[0] & 0x7f;
232 if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) {
233 digital->channel.channel_number_fmt = msg[1] >> 2;
234 digital->channel.major = ((msg[1] & 3) << 6) | msg[2];
235 digital->channel.minor = (msg[3] << 8) | msg[4];
238 digital->dvb.transport_id = (msg[1] << 8) | msg[2];
239 digital->dvb.service_id = (msg[3] << 8) | msg[4];
240 digital->dvb.orig_network_id = (msg[5] << 8) | msg[6];
243 static inline void cec_msg_record_on_own(struct cec_msg *msg)
246 msg->msg[1] = CEC_MSG_RECORD_ON;
247 msg->msg[2] = CEC_OP_RECORD_SRC_OWN;
250 static inline void cec_msg_record_on_digital(struct cec_msg *msg,
251 const struct cec_op_digital_service_id *digital)
254 msg->msg[1] = CEC_MSG_RECORD_ON;
255 msg->msg[2] = CEC_OP_RECORD_SRC_DIGITAL;
256 cec_set_digital_service_id(msg->msg + 3, digital);
259 static inline void cec_msg_record_on_analog(struct cec_msg *msg,
265 msg->msg[1] = CEC_MSG_RECORD_ON;
266 msg->msg[2] = CEC_OP_RECORD_SRC_ANALOG;
267 msg->msg[3] = ana_bcast_type;
268 msg->msg[4] = ana_freq >> 8;
269 msg->msg[5] = ana_freq & 0xff;
270 msg->msg[6] = bcast_system;
273 static inline void cec_msg_record_on_plug(struct cec_msg *msg,
277 msg->msg[1] = CEC_MSG_RECORD_ON;
278 msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PLUG;
282 static inline void cec_msg_record_on_phys_addr(struct cec_msg *msg,
286 msg->msg[1] = CEC_MSG_RECORD_ON;
287 msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PHYS_ADDR;
288 msg->msg[3] = phys_addr >> 8;
289 msg->msg[4] = phys_addr & 0xff;
292 static inline void cec_msg_record_on(struct cec_msg *msg,
294 const struct cec_op_record_src *rec_src)
296 switch (rec_src->type) {
297 case CEC_OP_RECORD_SRC_OWN:
298 cec_msg_record_on_own(msg);
300 case CEC_OP_RECORD_SRC_DIGITAL:
301 cec_msg_record_on_digital(msg, &rec_src->digital);
303 case CEC_OP_RECORD_SRC_ANALOG:
304 cec_msg_record_on_analog(msg,
305 rec_src->analog.ana_bcast_type,
306 rec_src->analog.ana_freq,
307 rec_src->analog.bcast_system);
309 case CEC_OP_RECORD_SRC_EXT_PLUG:
310 cec_msg_record_on_plug(msg, rec_src->ext_plug.plug);
312 case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR:
313 cec_msg_record_on_phys_addr(msg,
314 rec_src->ext_phys_addr.phys_addr);
317 msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0;
320 static inline void cec_ops_record_on(const struct cec_msg *msg,
321 struct cec_op_record_src *rec_src)
323 rec_src->type = msg->msg[2];
324 switch (rec_src->type) {
325 case CEC_OP_RECORD_SRC_OWN:
327 case CEC_OP_RECORD_SRC_DIGITAL:
328 cec_get_digital_service_id(msg->msg + 3, &rec_src->digital);
330 case CEC_OP_RECORD_SRC_ANALOG:
331 rec_src->analog.ana_bcast_type = msg->msg[3];
332 rec_src->analog.ana_freq =
333 (msg->msg[4] << 8) | msg->msg[5];
334 rec_src->analog.bcast_system = msg->msg[6];
336 case CEC_OP_RECORD_SRC_EXT_PLUG:
337 rec_src->ext_plug.plug = msg->msg[3];
339 case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR:
340 rec_src->ext_phys_addr.phys_addr =
341 (msg->msg[3] << 8) | msg->msg[4];
346 static inline void cec_msg_record_status(struct cec_msg *msg, __u8 rec_status)
349 msg->msg[1] = CEC_MSG_RECORD_STATUS;
350 msg->msg[2] = rec_status;
353 static inline void cec_ops_record_status(const struct cec_msg *msg,
356 *rec_status = msg->msg[2];
359 static inline void cec_msg_record_tv_screen(struct cec_msg *msg,
363 msg->msg[1] = CEC_MSG_RECORD_TV_SCREEN;
364 msg->reply = reply ? CEC_MSG_RECORD_ON : 0;
368 /* Timer Programming Feature */
369 static inline void cec_msg_timer_status(struct cec_msg *msg,
370 __u8 timer_overlap_warning,
378 msg->msg[1] = CEC_MSG_TIMER_STATUS;
379 msg->msg[2] = (timer_overlap_warning << 7) |
381 (prog_info ? 0x10 : 0) |
382 (prog_info ? prog_info : prog_error);
383 if (prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE ||
384 prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE ||
385 prog_error == CEC_OP_PROG_ERROR_DUPLICATE) {
387 msg->msg[3] = ((duration_hr / 10) << 4) | (duration_hr % 10);
388 msg->msg[4] = ((duration_min / 10) << 4) | (duration_min % 10);
392 static inline void cec_ops_timer_status(const struct cec_msg *msg,
393 __u8 *timer_overlap_warning,
400 *timer_overlap_warning = msg->msg[2] >> 7;
401 *media_info = (msg->msg[2] >> 5) & 3;
402 if (msg->msg[2] & 0x10) {
403 *prog_info = msg->msg[2] & 0xf;
407 *prog_error = msg->msg[2] & 0xf;
409 if (*prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE ||
410 *prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE ||
411 *prog_error == CEC_OP_PROG_ERROR_DUPLICATE) {
412 *duration_hr = (msg->msg[3] >> 4) * 10 + (msg->msg[3] & 0xf);
413 *duration_min = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
415 *duration_hr = *duration_min = 0;
419 static inline void cec_msg_timer_cleared_status(struct cec_msg *msg,
420 __u8 timer_cleared_status)
423 msg->msg[1] = CEC_MSG_TIMER_CLEARED_STATUS;
424 msg->msg[2] = timer_cleared_status;
427 static inline void cec_ops_timer_cleared_status(const struct cec_msg *msg,
428 __u8 *timer_cleared_status)
430 *timer_cleared_status = msg->msg[2];
433 static inline void cec_msg_clear_analogue_timer(struct cec_msg *msg,
447 msg->msg[1] = CEC_MSG_CLEAR_ANALOGUE_TIMER;
450 /* Hours and minutes are in BCD format */
451 msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
452 msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
453 msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
454 msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
455 msg->msg[8] = recording_seq;
456 msg->msg[9] = ana_bcast_type;
457 msg->msg[10] = ana_freq >> 8;
458 msg->msg[11] = ana_freq & 0xff;
459 msg->msg[12] = bcast_system;
460 msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0;
463 static inline void cec_ops_clear_analogue_timer(const struct cec_msg *msg,
471 __u8 *ana_bcast_type,
476 *month = msg->msg[3];
477 /* Hours and minutes are in BCD format */
478 *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
479 *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
480 *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
481 *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
482 *recording_seq = msg->msg[8];
483 *ana_bcast_type = msg->msg[9];
484 *ana_freq = (msg->msg[10] << 8) | msg->msg[11];
485 *bcast_system = msg->msg[12];
488 static inline void cec_msg_clear_digital_timer(struct cec_msg *msg,
497 const struct cec_op_digital_service_id *digital)
500 msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0;
501 msg->msg[1] = CEC_MSG_CLEAR_DIGITAL_TIMER;
504 /* Hours and minutes are in BCD format */
505 msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
506 msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
507 msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
508 msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
509 msg->msg[8] = recording_seq;
510 cec_set_digital_service_id(msg->msg + 9, digital);
513 static inline void cec_ops_clear_digital_timer(const struct cec_msg *msg,
521 struct cec_op_digital_service_id *digital)
524 *month = msg->msg[3];
525 /* Hours and minutes are in BCD format */
526 *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
527 *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
528 *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
529 *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
530 *recording_seq = msg->msg[8];
531 cec_get_digital_service_id(msg->msg + 9, digital);
534 static inline void cec_msg_clear_ext_timer(struct cec_msg *msg,
548 msg->msg[1] = CEC_MSG_CLEAR_EXT_TIMER;
551 /* Hours and minutes are in BCD format */
552 msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
553 msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
554 msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
555 msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
556 msg->msg[8] = recording_seq;
557 msg->msg[9] = ext_src_spec;
559 msg->msg[11] = phys_addr >> 8;
560 msg->msg[12] = phys_addr & 0xff;
561 msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0;
564 static inline void cec_ops_clear_ext_timer(const struct cec_msg *msg,
577 *month = msg->msg[3];
578 /* Hours and minutes are in BCD format */
579 *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
580 *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
581 *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
582 *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
583 *recording_seq = msg->msg[8];
584 *ext_src_spec = msg->msg[9];
585 *plug = msg->msg[10];
586 *phys_addr = (msg->msg[11] << 8) | msg->msg[12];
589 static inline void cec_msg_set_analogue_timer(struct cec_msg *msg,
603 msg->msg[1] = CEC_MSG_SET_ANALOGUE_TIMER;
606 /* Hours and minutes are in BCD format */
607 msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
608 msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
609 msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
610 msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
611 msg->msg[8] = recording_seq;
612 msg->msg[9] = ana_bcast_type;
613 msg->msg[10] = ana_freq >> 8;
614 msg->msg[11] = ana_freq & 0xff;
615 msg->msg[12] = bcast_system;
616 msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0;
619 static inline void cec_ops_set_analogue_timer(const struct cec_msg *msg,
627 __u8 *ana_bcast_type,
632 *month = msg->msg[3];
633 /* Hours and minutes are in BCD format */
634 *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
635 *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
636 *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
637 *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
638 *recording_seq = msg->msg[8];
639 *ana_bcast_type = msg->msg[9];
640 *ana_freq = (msg->msg[10] << 8) | msg->msg[11];
641 *bcast_system = msg->msg[12];
644 static inline void cec_msg_set_digital_timer(struct cec_msg *msg,
653 const struct cec_op_digital_service_id *digital)
656 msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0;
657 msg->msg[1] = CEC_MSG_SET_DIGITAL_TIMER;
660 /* Hours and minutes are in BCD format */
661 msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
662 msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
663 msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
664 msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
665 msg->msg[8] = recording_seq;
666 cec_set_digital_service_id(msg->msg + 9, digital);
669 static inline void cec_ops_set_digital_timer(const struct cec_msg *msg,
677 struct cec_op_digital_service_id *digital)
680 *month = msg->msg[3];
681 /* Hours and minutes are in BCD format */
682 *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
683 *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
684 *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
685 *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
686 *recording_seq = msg->msg[8];
687 cec_get_digital_service_id(msg->msg + 9, digital);
690 static inline void cec_msg_set_ext_timer(struct cec_msg *msg,
704 msg->msg[1] = CEC_MSG_SET_EXT_TIMER;
707 /* Hours and minutes are in BCD format */
708 msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
709 msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
710 msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
711 msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
712 msg->msg[8] = recording_seq;
713 msg->msg[9] = ext_src_spec;
715 msg->msg[11] = phys_addr >> 8;
716 msg->msg[12] = phys_addr & 0xff;
717 msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0;
720 static inline void cec_ops_set_ext_timer(const struct cec_msg *msg,
733 *month = msg->msg[3];
734 /* Hours and minutes are in BCD format */
735 *start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
736 *start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
737 *duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
738 *duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
739 *recording_seq = msg->msg[8];
740 *ext_src_spec = msg->msg[9];
741 *plug = msg->msg[10];
742 *phys_addr = (msg->msg[11] << 8) | msg->msg[12];
745 static inline void cec_msg_set_timer_program_title(struct cec_msg *msg,
746 const char *prog_title)
748 unsigned int len = strlen(prog_title);
753 msg->msg[1] = CEC_MSG_SET_TIMER_PROGRAM_TITLE;
754 memcpy(msg->msg + 2, prog_title, len);
757 static inline void cec_ops_set_timer_program_title(const struct cec_msg *msg,
760 unsigned int len = msg->len > 2 ? msg->len - 2 : 0;
764 memcpy(prog_title, msg->msg + 2, len);
765 prog_title[len] = '\0';
768 /* System Information Feature */
769 static inline void cec_msg_cec_version(struct cec_msg *msg, __u8 cec_version)
772 msg->msg[1] = CEC_MSG_CEC_VERSION;
773 msg->msg[2] = cec_version;
776 static inline void cec_ops_cec_version(const struct cec_msg *msg,
779 *cec_version = msg->msg[2];
782 static inline void cec_msg_get_cec_version(struct cec_msg *msg,
786 msg->msg[1] = CEC_MSG_GET_CEC_VERSION;
787 msg->reply = reply ? CEC_MSG_CEC_VERSION : 0;
790 static inline void cec_msg_report_physical_addr(struct cec_msg *msg,
791 __u16 phys_addr, __u8 prim_devtype)
794 msg->msg[0] |= 0xf; /* broadcast */
795 msg->msg[1] = CEC_MSG_REPORT_PHYSICAL_ADDR;
796 msg->msg[2] = phys_addr >> 8;
797 msg->msg[3] = phys_addr & 0xff;
798 msg->msg[4] = prim_devtype;
801 static inline void cec_ops_report_physical_addr(const struct cec_msg *msg,
802 __u16 *phys_addr, __u8 *prim_devtype)
804 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
805 *prim_devtype = msg->msg[4];
808 static inline void cec_msg_give_physical_addr(struct cec_msg *msg,
812 msg->msg[1] = CEC_MSG_GIVE_PHYSICAL_ADDR;
813 msg->reply = reply ? CEC_MSG_REPORT_PHYSICAL_ADDR : 0;
816 static inline void cec_msg_set_menu_language(struct cec_msg *msg,
817 const char *language)
820 msg->msg[0] |= 0xf; /* broadcast */
821 msg->msg[1] = CEC_MSG_SET_MENU_LANGUAGE;
822 memcpy(msg->msg + 2, language, 3);
825 static inline void cec_ops_set_menu_language(const struct cec_msg *msg,
828 memcpy(language, msg->msg + 2, 3);
832 static inline void cec_msg_get_menu_language(struct cec_msg *msg,
836 msg->msg[1] = CEC_MSG_GET_MENU_LANGUAGE;
837 msg->reply = reply ? CEC_MSG_SET_MENU_LANGUAGE : 0;
841 * Assumes a single RC Profile byte and a single Device Features byte,
842 * i.e. no extended features are supported by this helper function.
844 * As of CEC 2.0 no extended features are defined, should those be added
845 * in the future, then this function needs to be adapted or a new function
848 static inline void cec_msg_report_features(struct cec_msg *msg,
849 __u8 cec_version, __u8 all_device_types,
850 __u8 rc_profile, __u8 dev_features)
853 msg->msg[0] |= 0xf; /* broadcast */
854 msg->msg[1] = CEC_MSG_REPORT_FEATURES;
855 msg->msg[2] = cec_version;
856 msg->msg[3] = all_device_types;
857 msg->msg[4] = rc_profile;
858 msg->msg[5] = dev_features;
861 static inline void cec_ops_report_features(const struct cec_msg *msg,
862 __u8 *cec_version, __u8 *all_device_types,
863 const __u8 **rc_profile, const __u8 **dev_features)
865 const __u8 *p = &msg->msg[4];
867 *cec_version = msg->msg[2];
868 *all_device_types = msg->msg[3];
870 *dev_features = NULL;
871 while (p < &msg->msg[14] && (*p & CEC_OP_FEAT_EXT))
873 if (!(*p & CEC_OP_FEAT_EXT)) {
874 *dev_features = p + 1;
875 while (p < &msg->msg[15] && (*p & CEC_OP_FEAT_EXT))
878 if (*p & CEC_OP_FEAT_EXT)
879 *rc_profile = *dev_features = NULL;
882 static inline void cec_msg_give_features(struct cec_msg *msg,
886 msg->msg[1] = CEC_MSG_GIVE_FEATURES;
887 msg->reply = reply ? CEC_MSG_REPORT_FEATURES : 0;
890 /* Deck Control Feature */
891 static inline void cec_msg_deck_control(struct cec_msg *msg,
892 __u8 deck_control_mode)
895 msg->msg[1] = CEC_MSG_DECK_CONTROL;
896 msg->msg[2] = deck_control_mode;
899 static inline void cec_ops_deck_control(const struct cec_msg *msg,
900 __u8 *deck_control_mode)
902 *deck_control_mode = msg->msg[2];
905 static inline void cec_msg_deck_status(struct cec_msg *msg,
909 msg->msg[1] = CEC_MSG_DECK_STATUS;
910 msg->msg[2] = deck_info;
913 static inline void cec_ops_deck_status(const struct cec_msg *msg,
916 *deck_info = msg->msg[2];
919 static inline void cec_msg_give_deck_status(struct cec_msg *msg,
924 msg->msg[1] = CEC_MSG_GIVE_DECK_STATUS;
925 msg->msg[2] = status_req;
926 msg->reply = reply ? CEC_MSG_DECK_STATUS : 0;
929 static inline void cec_ops_give_deck_status(const struct cec_msg *msg,
932 *status_req = msg->msg[2];
935 static inline void cec_msg_play(struct cec_msg *msg,
939 msg->msg[1] = CEC_MSG_PLAY;
940 msg->msg[2] = play_mode;
943 static inline void cec_ops_play(const struct cec_msg *msg,
946 *play_mode = msg->msg[2];
950 /* Tuner Control Feature */
951 struct cec_op_tuner_device_info {
953 __u8 tuner_display_info;
956 struct cec_op_digital_service_id digital;
965 static inline void cec_msg_tuner_device_status_analog(struct cec_msg *msg,
967 __u8 tuner_display_info,
973 msg->msg[1] = CEC_MSG_TUNER_DEVICE_STATUS;
974 msg->msg[2] = (rec_flag << 7) | tuner_display_info;
975 msg->msg[3] = ana_bcast_type;
976 msg->msg[4] = ana_freq >> 8;
977 msg->msg[5] = ana_freq & 0xff;
978 msg->msg[6] = bcast_system;
981 static inline void cec_msg_tuner_device_status_digital(struct cec_msg *msg,
982 __u8 rec_flag, __u8 tuner_display_info,
983 const struct cec_op_digital_service_id *digital)
986 msg->msg[1] = CEC_MSG_TUNER_DEVICE_STATUS;
987 msg->msg[2] = (rec_flag << 7) | tuner_display_info;
988 cec_set_digital_service_id(msg->msg + 3, digital);
991 static inline void cec_msg_tuner_device_status(struct cec_msg *msg,
992 const struct cec_op_tuner_device_info *tuner_dev_info)
994 if (tuner_dev_info->is_analog)
995 cec_msg_tuner_device_status_analog(msg,
996 tuner_dev_info->rec_flag,
997 tuner_dev_info->tuner_display_info,
998 tuner_dev_info->analog.ana_bcast_type,
999 tuner_dev_info->analog.ana_freq,
1000 tuner_dev_info->analog.bcast_system);
1002 cec_msg_tuner_device_status_digital(msg,
1003 tuner_dev_info->rec_flag,
1004 tuner_dev_info->tuner_display_info,
1005 &tuner_dev_info->digital);
1008 static inline void cec_ops_tuner_device_status(const struct cec_msg *msg,
1009 struct cec_op_tuner_device_info *tuner_dev_info)
1011 tuner_dev_info->is_analog = msg->len < 10;
1012 tuner_dev_info->rec_flag = msg->msg[2] >> 7;
1013 tuner_dev_info->tuner_display_info = msg->msg[2] & 0x7f;
1014 if (tuner_dev_info->is_analog) {
1015 tuner_dev_info->analog.ana_bcast_type = msg->msg[3];
1016 tuner_dev_info->analog.ana_freq = (msg->msg[4] << 8) | msg->msg[5];
1017 tuner_dev_info->analog.bcast_system = msg->msg[6];
1020 cec_get_digital_service_id(msg->msg + 3, &tuner_dev_info->digital);
1023 static inline void cec_msg_give_tuner_device_status(struct cec_msg *msg,
1028 msg->msg[1] = CEC_MSG_GIVE_TUNER_DEVICE_STATUS;
1029 msg->msg[2] = status_req;
1030 msg->reply = reply ? CEC_MSG_TUNER_DEVICE_STATUS : 0;
1033 static inline void cec_ops_give_tuner_device_status(const struct cec_msg *msg,
1036 *status_req = msg->msg[2];
1039 static inline void cec_msg_select_analogue_service(struct cec_msg *msg,
1040 __u8 ana_bcast_type,
1045 msg->msg[1] = CEC_MSG_SELECT_ANALOGUE_SERVICE;
1046 msg->msg[2] = ana_bcast_type;
1047 msg->msg[3] = ana_freq >> 8;
1048 msg->msg[4] = ana_freq & 0xff;
1049 msg->msg[5] = bcast_system;
1052 static inline void cec_ops_select_analogue_service(const struct cec_msg *msg,
1053 __u8 *ana_bcast_type,
1057 *ana_bcast_type = msg->msg[2];
1058 *ana_freq = (msg->msg[3] << 8) | msg->msg[4];
1059 *bcast_system = msg->msg[5];
1062 static inline void cec_msg_select_digital_service(struct cec_msg *msg,
1063 const struct cec_op_digital_service_id *digital)
1066 msg->msg[1] = CEC_MSG_SELECT_DIGITAL_SERVICE;
1067 cec_set_digital_service_id(msg->msg + 2, digital);
1070 static inline void cec_ops_select_digital_service(const struct cec_msg *msg,
1071 struct cec_op_digital_service_id *digital)
1073 cec_get_digital_service_id(msg->msg + 2, digital);
1076 static inline void cec_msg_tuner_step_decrement(struct cec_msg *msg)
1079 msg->msg[1] = CEC_MSG_TUNER_STEP_DECREMENT;
1082 static inline void cec_msg_tuner_step_increment(struct cec_msg *msg)
1085 msg->msg[1] = CEC_MSG_TUNER_STEP_INCREMENT;
1089 /* Vendor Specific Commands Feature */
1090 static inline void cec_msg_device_vendor_id(struct cec_msg *msg, __u32 vendor_id)
1093 msg->msg[0] |= 0xf; /* broadcast */
1094 msg->msg[1] = CEC_MSG_DEVICE_VENDOR_ID;
1095 msg->msg[2] = vendor_id >> 16;
1096 msg->msg[3] = (vendor_id >> 8) & 0xff;
1097 msg->msg[4] = vendor_id & 0xff;
1100 static inline void cec_ops_device_vendor_id(const struct cec_msg *msg,
1103 *vendor_id = (msg->msg[2] << 16) | (msg->msg[3] << 8) | msg->msg[4];
1106 static inline void cec_msg_give_device_vendor_id(struct cec_msg *msg,
1110 msg->msg[1] = CEC_MSG_GIVE_DEVICE_VENDOR_ID;
1111 msg->reply = reply ? CEC_MSG_DEVICE_VENDOR_ID : 0;
1114 static inline void cec_msg_vendor_command(struct cec_msg *msg,
1115 __u8 size, const __u8 *vendor_cmd)
1119 msg->len = 2 + size;
1120 msg->msg[1] = CEC_MSG_VENDOR_COMMAND;
1121 memcpy(msg->msg + 2, vendor_cmd, size);
1124 static inline void cec_ops_vendor_command(const struct cec_msg *msg,
1126 const __u8 **vendor_cmd)
1128 *size = msg->len - 2;
1132 *vendor_cmd = msg->msg + 2;
1135 static inline void cec_msg_vendor_command_with_id(struct cec_msg *msg,
1136 __u32 vendor_id, __u8 size,
1137 const __u8 *vendor_cmd)
1141 msg->len = 5 + size;
1142 msg->msg[1] = CEC_MSG_VENDOR_COMMAND_WITH_ID;
1143 msg->msg[2] = vendor_id >> 16;
1144 msg->msg[3] = (vendor_id >> 8) & 0xff;
1145 msg->msg[4] = vendor_id & 0xff;
1146 memcpy(msg->msg + 5, vendor_cmd, size);
1149 static inline void cec_ops_vendor_command_with_id(const struct cec_msg *msg,
1150 __u32 *vendor_id, __u8 *size,
1151 const __u8 **vendor_cmd)
1153 *size = msg->len - 5;
1157 *vendor_id = (msg->msg[2] << 16) | (msg->msg[3] << 8) | msg->msg[4];
1158 *vendor_cmd = msg->msg + 5;
1161 static inline void cec_msg_vendor_remote_button_down(struct cec_msg *msg,
1163 const __u8 *rc_code)
1167 msg->len = 2 + size;
1168 msg->msg[1] = CEC_MSG_VENDOR_REMOTE_BUTTON_DOWN;
1169 memcpy(msg->msg + 2, rc_code, size);
1172 static inline void cec_ops_vendor_remote_button_down(const struct cec_msg *msg,
1174 const __u8 **rc_code)
1176 *size = msg->len - 2;
1180 *rc_code = msg->msg + 2;
1183 static inline void cec_msg_vendor_remote_button_up(struct cec_msg *msg)
1186 msg->msg[1] = CEC_MSG_VENDOR_REMOTE_BUTTON_UP;
1190 /* OSD Display Feature */
1191 static inline void cec_msg_set_osd_string(struct cec_msg *msg,
1195 unsigned int len = strlen(osd);
1200 msg->msg[1] = CEC_MSG_SET_OSD_STRING;
1201 msg->msg[2] = disp_ctl;
1202 memcpy(msg->msg + 3, osd, len);
1205 static inline void cec_ops_set_osd_string(const struct cec_msg *msg,
1209 unsigned int len = msg->len > 3 ? msg->len - 3 : 0;
1211 *disp_ctl = msg->msg[2];
1214 memcpy(osd, msg->msg + 3, len);
1219 /* Device OSD Transfer Feature */
1220 static inline void cec_msg_set_osd_name(struct cec_msg *msg, const char *name)
1222 unsigned int len = strlen(name);
1227 msg->msg[1] = CEC_MSG_SET_OSD_NAME;
1228 memcpy(msg->msg + 2, name, len);
1231 static inline void cec_ops_set_osd_name(const struct cec_msg *msg,
1234 unsigned int len = msg->len > 2 ? msg->len - 2 : 0;
1238 memcpy(name, msg->msg + 2, len);
1242 static inline void cec_msg_give_osd_name(struct cec_msg *msg,
1246 msg->msg[1] = CEC_MSG_GIVE_OSD_NAME;
1247 msg->reply = reply ? CEC_MSG_SET_OSD_NAME : 0;
1251 /* Device Menu Control Feature */
1252 static inline void cec_msg_menu_status(struct cec_msg *msg,
1256 msg->msg[1] = CEC_MSG_MENU_STATUS;
1257 msg->msg[2] = menu_state;
1260 static inline void cec_ops_menu_status(const struct cec_msg *msg,
1263 *menu_state = msg->msg[2];
1266 static inline void cec_msg_menu_request(struct cec_msg *msg,
1271 msg->msg[1] = CEC_MSG_MENU_REQUEST;
1272 msg->msg[2] = menu_req;
1273 msg->reply = reply ? CEC_MSG_MENU_STATUS : 0;
1276 static inline void cec_ops_menu_request(const struct cec_msg *msg,
1279 *menu_req = msg->msg[2];
1282 struct cec_op_ui_command {
1286 struct cec_op_channel_data channel_identifier;
1287 __u8 ui_broadcast_type;
1288 __u8 ui_sound_presentation_control;
1290 __u8 ui_function_media;
1291 __u8 ui_function_select_av_input;
1292 __u8 ui_function_select_audio_input;
1296 static inline void cec_msg_user_control_pressed(struct cec_msg *msg,
1297 const struct cec_op_ui_command *ui_cmd)
1300 msg->msg[1] = CEC_MSG_USER_CONTROL_PRESSED;
1301 msg->msg[2] = ui_cmd->ui_cmd;
1302 if (!ui_cmd->has_opt_arg)
1304 switch (ui_cmd->ui_cmd) {
1311 /* The optional operand is one byte for all these ui commands */
1313 msg->msg[3] = ui_cmd->play_mode;
1317 msg->msg[3] = (ui_cmd->channel_identifier.channel_number_fmt << 2) |
1318 (ui_cmd->channel_identifier.major >> 8);
1319 msg->msg[4] = ui_cmd->channel_identifier.major & 0xff;
1320 msg->msg[5] = ui_cmd->channel_identifier.minor >> 8;
1321 msg->msg[6] = ui_cmd->channel_identifier.minor & 0xff;
1326 static inline void cec_ops_user_control_pressed(const struct cec_msg *msg,
1327 struct cec_op_ui_command *ui_cmd)
1329 ui_cmd->ui_cmd = msg->msg[2];
1330 ui_cmd->has_opt_arg = 0;
1333 switch (ui_cmd->ui_cmd) {
1340 /* The optional operand is one byte for all these ui commands */
1341 ui_cmd->play_mode = msg->msg[3];
1342 ui_cmd->has_opt_arg = 1;
1347 ui_cmd->has_opt_arg = 1;
1348 ui_cmd->channel_identifier.channel_number_fmt = msg->msg[3] >> 2;
1349 ui_cmd->channel_identifier.major = ((msg->msg[3] & 3) << 6) | msg->msg[4];
1350 ui_cmd->channel_identifier.minor = (msg->msg[5] << 8) | msg->msg[6];
1355 static inline void cec_msg_user_control_released(struct cec_msg *msg)
1358 msg->msg[1] = CEC_MSG_USER_CONTROL_RELEASED;
1361 /* Remote Control Passthrough Feature */
1363 /* Power Status Feature */
1364 static inline void cec_msg_report_power_status(struct cec_msg *msg,
1368 msg->msg[1] = CEC_MSG_REPORT_POWER_STATUS;
1369 msg->msg[2] = pwr_state;
1372 static inline void cec_ops_report_power_status(const struct cec_msg *msg,
1375 *pwr_state = msg->msg[2];
1378 static inline void cec_msg_give_device_power_status(struct cec_msg *msg,
1382 msg->msg[1] = CEC_MSG_GIVE_DEVICE_POWER_STATUS;
1383 msg->reply = reply ? CEC_MSG_REPORT_POWER_STATUS : 0;
1386 /* General Protocol Messages */
1387 static inline void cec_msg_feature_abort(struct cec_msg *msg,
1388 __u8 abort_msg, __u8 reason)
1391 msg->msg[1] = CEC_MSG_FEATURE_ABORT;
1392 msg->msg[2] = abort_msg;
1393 msg->msg[3] = reason;
1396 static inline void cec_ops_feature_abort(const struct cec_msg *msg,
1397 __u8 *abort_msg, __u8 *reason)
1399 *abort_msg = msg->msg[2];
1400 *reason = msg->msg[3];
1403 /* This changes the current message into a feature abort message */
1404 static inline void cec_msg_reply_feature_abort(struct cec_msg *msg, __u8 reason)
1406 cec_msg_set_reply_to(msg, msg);
1408 msg->msg[2] = msg->msg[1];
1409 msg->msg[3] = reason;
1410 msg->msg[1] = CEC_MSG_FEATURE_ABORT;
1413 static inline void cec_msg_abort(struct cec_msg *msg)
1416 msg->msg[1] = CEC_MSG_ABORT;
1420 /* System Audio Control Feature */
1421 static inline void cec_msg_report_audio_status(struct cec_msg *msg,
1422 __u8 aud_mute_status,
1423 __u8 aud_vol_status)
1426 msg->msg[1] = CEC_MSG_REPORT_AUDIO_STATUS;
1427 msg->msg[2] = (aud_mute_status << 7) | (aud_vol_status & 0x7f);
1430 static inline void cec_ops_report_audio_status(const struct cec_msg *msg,
1431 __u8 *aud_mute_status,
1432 __u8 *aud_vol_status)
1434 *aud_mute_status = msg->msg[2] >> 7;
1435 *aud_vol_status = msg->msg[2] & 0x7f;
1438 static inline void cec_msg_give_audio_status(struct cec_msg *msg,
1442 msg->msg[1] = CEC_MSG_GIVE_AUDIO_STATUS;
1443 msg->reply = reply ? CEC_MSG_REPORT_AUDIO_STATUS : 0;
1446 static inline void cec_msg_set_system_audio_mode(struct cec_msg *msg,
1447 __u8 sys_aud_status)
1450 msg->msg[1] = CEC_MSG_SET_SYSTEM_AUDIO_MODE;
1451 msg->msg[2] = sys_aud_status;
1454 static inline void cec_ops_set_system_audio_mode(const struct cec_msg *msg,
1455 __u8 *sys_aud_status)
1457 *sys_aud_status = msg->msg[2];
1460 static inline void cec_msg_system_audio_mode_request(struct cec_msg *msg,
1464 msg->len = phys_addr == 0xffff ? 2 : 4;
1465 msg->msg[1] = CEC_MSG_SYSTEM_AUDIO_MODE_REQUEST;
1466 msg->msg[2] = phys_addr >> 8;
1467 msg->msg[3] = phys_addr & 0xff;
1468 msg->reply = reply ? CEC_MSG_SET_SYSTEM_AUDIO_MODE : 0;
1472 static inline void cec_ops_system_audio_mode_request(const struct cec_msg *msg,
1476 *phys_addr = 0xffff;
1478 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1481 static inline void cec_msg_system_audio_mode_status(struct cec_msg *msg,
1482 __u8 sys_aud_status)
1485 msg->msg[1] = CEC_MSG_SYSTEM_AUDIO_MODE_STATUS;
1486 msg->msg[2] = sys_aud_status;
1489 static inline void cec_ops_system_audio_mode_status(const struct cec_msg *msg,
1490 __u8 *sys_aud_status)
1492 *sys_aud_status = msg->msg[2];
1495 static inline void cec_msg_give_system_audio_mode_status(struct cec_msg *msg,
1499 msg->msg[1] = CEC_MSG_GIVE_SYSTEM_AUDIO_MODE_STATUS;
1500 msg->reply = reply ? CEC_MSG_SYSTEM_AUDIO_MODE_STATUS : 0;
1503 static inline void cec_msg_report_short_audio_descriptor(struct cec_msg *msg,
1504 __u8 num_descriptors,
1505 const __u32 *descriptors)
1509 if (num_descriptors > 4)
1510 num_descriptors = 4;
1511 msg->len = 2 + num_descriptors * 3;
1512 msg->msg[1] = CEC_MSG_REPORT_SHORT_AUDIO_DESCRIPTOR;
1513 for (i = 0; i < num_descriptors; i++) {
1514 msg->msg[2 + i * 3] = (descriptors[i] >> 16) & 0xff;
1515 msg->msg[3 + i * 3] = (descriptors[i] >> 8) & 0xff;
1516 msg->msg[4 + i * 3] = descriptors[i] & 0xff;
1520 static inline void cec_ops_report_short_audio_descriptor(const struct cec_msg *msg,
1521 __u8 *num_descriptors,
1526 *num_descriptors = (msg->len - 2) / 3;
1527 if (*num_descriptors > 4)
1528 *num_descriptors = 4;
1529 for (i = 0; i < *num_descriptors; i++)
1530 descriptors[i] = (msg->msg[2 + i * 3] << 16) |
1531 (msg->msg[3 + i * 3] << 8) |
1532 msg->msg[4 + i * 3];
1535 static inline void cec_msg_request_short_audio_descriptor(struct cec_msg *msg,
1537 __u8 num_descriptors,
1538 const __u8 *audio_format_id,
1539 const __u8 *audio_format_code)
1543 if (num_descriptors > 4)
1544 num_descriptors = 4;
1545 msg->len = 2 + num_descriptors;
1546 msg->msg[1] = CEC_MSG_REQUEST_SHORT_AUDIO_DESCRIPTOR;
1547 msg->reply = reply ? CEC_MSG_REPORT_SHORT_AUDIO_DESCRIPTOR : 0;
1548 for (i = 0; i < num_descriptors; i++)
1549 msg->msg[2 + i] = (audio_format_id[i] << 6) |
1550 (audio_format_code[i] & 0x3f);
1553 static inline void cec_ops_request_short_audio_descriptor(const struct cec_msg *msg,
1554 __u8 *num_descriptors,
1555 __u8 *audio_format_id,
1556 __u8 *audio_format_code)
1560 *num_descriptors = msg->len - 2;
1561 if (*num_descriptors > 4)
1562 *num_descriptors = 4;
1563 for (i = 0; i < *num_descriptors; i++) {
1564 audio_format_id[i] = msg->msg[2 + i] >> 6;
1565 audio_format_code[i] = msg->msg[2 + i] & 0x3f;
1570 /* Audio Rate Control Feature */
1571 static inline void cec_msg_set_audio_rate(struct cec_msg *msg,
1575 msg->msg[1] = CEC_MSG_SET_AUDIO_RATE;
1576 msg->msg[2] = audio_rate;
1579 static inline void cec_ops_set_audio_rate(const struct cec_msg *msg,
1582 *audio_rate = msg->msg[2];
1586 /* Audio Return Channel Control Feature */
1587 static inline void cec_msg_report_arc_initiated(struct cec_msg *msg)
1590 msg->msg[1] = CEC_MSG_REPORT_ARC_INITIATED;
1593 static inline void cec_msg_initiate_arc(struct cec_msg *msg,
1597 msg->msg[1] = CEC_MSG_INITIATE_ARC;
1598 msg->reply = reply ? CEC_MSG_REPORT_ARC_INITIATED : 0;
1601 static inline void cec_msg_request_arc_initiation(struct cec_msg *msg,
1605 msg->msg[1] = CEC_MSG_REQUEST_ARC_INITIATION;
1606 msg->reply = reply ? CEC_MSG_INITIATE_ARC : 0;
1609 static inline void cec_msg_report_arc_terminated(struct cec_msg *msg)
1612 msg->msg[1] = CEC_MSG_REPORT_ARC_TERMINATED;
1615 static inline void cec_msg_terminate_arc(struct cec_msg *msg,
1619 msg->msg[1] = CEC_MSG_TERMINATE_ARC;
1620 msg->reply = reply ? CEC_MSG_REPORT_ARC_TERMINATED : 0;
1623 static inline void cec_msg_request_arc_termination(struct cec_msg *msg,
1627 msg->msg[1] = CEC_MSG_REQUEST_ARC_TERMINATION;
1628 msg->reply = reply ? CEC_MSG_TERMINATE_ARC : 0;
1632 /* Dynamic Audio Lipsync Feature */
1633 /* Only for CEC 2.0 and up */
1634 static inline void cec_msg_report_current_latency(struct cec_msg *msg,
1637 __u8 low_latency_mode,
1638 __u8 audio_out_compensated,
1639 __u8 audio_out_delay)
1642 msg->msg[0] |= 0xf; /* broadcast */
1643 msg->msg[1] = CEC_MSG_REPORT_CURRENT_LATENCY;
1644 msg->msg[2] = phys_addr >> 8;
1645 msg->msg[3] = phys_addr & 0xff;
1646 msg->msg[4] = video_latency;
1647 msg->msg[5] = (low_latency_mode << 2) | audio_out_compensated;
1648 if (audio_out_compensated == 3)
1649 msg->msg[msg->len++] = audio_out_delay;
1652 static inline void cec_ops_report_current_latency(const struct cec_msg *msg,
1654 __u8 *video_latency,
1655 __u8 *low_latency_mode,
1656 __u8 *audio_out_compensated,
1657 __u8 *audio_out_delay)
1659 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1660 *video_latency = msg->msg[4];
1661 *low_latency_mode = (msg->msg[5] >> 2) & 1;
1662 *audio_out_compensated = msg->msg[5] & 3;
1663 if (*audio_out_compensated == 3 && msg->len >= 7)
1664 *audio_out_delay = msg->msg[6];
1666 *audio_out_delay = 0;
1669 static inline void cec_msg_request_current_latency(struct cec_msg *msg,
1674 msg->msg[0] |= 0xf; /* broadcast */
1675 msg->msg[1] = CEC_MSG_REQUEST_CURRENT_LATENCY;
1676 msg->msg[2] = phys_addr >> 8;
1677 msg->msg[3] = phys_addr & 0xff;
1678 msg->reply = reply ? CEC_MSG_REPORT_CURRENT_LATENCY : 0;
1681 static inline void cec_ops_request_current_latency(const struct cec_msg *msg,
1684 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1688 /* Capability Discovery and Control Feature */
1689 static inline void cec_msg_cdc_hec_inquire_state(struct cec_msg *msg,
1694 msg->msg[0] |= 0xf; /* broadcast */
1695 msg->msg[1] = CEC_MSG_CDC_MESSAGE;
1696 /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
1697 msg->msg[4] = CEC_MSG_CDC_HEC_INQUIRE_STATE;
1698 msg->msg[5] = phys_addr1 >> 8;
1699 msg->msg[6] = phys_addr1 & 0xff;
1700 msg->msg[7] = phys_addr2 >> 8;
1701 msg->msg[8] = phys_addr2 & 0xff;
1704 static inline void cec_ops_cdc_hec_inquire_state(const struct cec_msg *msg,
1709 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1710 *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6];
1711 *phys_addr2 = (msg->msg[7] << 8) | msg->msg[8];
1714 static inline void cec_msg_cdc_hec_report_state(struct cec_msg *msg,
1715 __u16 target_phys_addr,
1716 __u8 hec_func_state,
1717 __u8 host_func_state,
1718 __u8 enc_func_state,
1723 msg->len = has_field ? 10 : 8;
1724 msg->msg[0] |= 0xf; /* broadcast */
1725 msg->msg[1] = CEC_MSG_CDC_MESSAGE;
1726 /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
1727 msg->msg[4] = CEC_MSG_CDC_HEC_REPORT_STATE;
1728 msg->msg[5] = target_phys_addr >> 8;
1729 msg->msg[6] = target_phys_addr & 0xff;
1730 msg->msg[7] = (hec_func_state << 6) |
1731 (host_func_state << 4) |
1732 (enc_func_state << 2) |
1735 msg->msg[8] = hec_field >> 8;
1736 msg->msg[9] = hec_field & 0xff;
1740 static inline void cec_ops_cdc_hec_report_state(const struct cec_msg *msg,
1742 __u16 *target_phys_addr,
1743 __u8 *hec_func_state,
1744 __u8 *host_func_state,
1745 __u8 *enc_func_state,
1750 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1751 *target_phys_addr = (msg->msg[5] << 8) | msg->msg[6];
1752 *hec_func_state = msg->msg[7] >> 6;
1753 *host_func_state = (msg->msg[7] >> 4) & 3;
1754 *enc_func_state = (msg->msg[7] >> 4) & 3;
1755 *cdc_errcode = msg->msg[7] & 3;
1756 *has_field = msg->len >= 10;
1757 *hec_field = *has_field ? ((msg->msg[8] << 8) | msg->msg[9]) : 0;
1760 static inline void cec_msg_cdc_hec_set_state(struct cec_msg *msg,
1769 msg->msg[0] |= 0xf; /* broadcast */
1770 msg->msg[1] = CEC_MSG_CDC_MESSAGE;
1771 /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
1772 msg->msg[4] = CEC_MSG_CDC_HEC_INQUIRE_STATE;
1773 msg->msg[5] = phys_addr1 >> 8;
1774 msg->msg[6] = phys_addr1 & 0xff;
1775 msg->msg[7] = phys_addr2 >> 8;
1776 msg->msg[8] = phys_addr2 & 0xff;
1777 msg->msg[9] = hec_set_state;
1778 if (phys_addr3 != CEC_PHYS_ADDR_INVALID) {
1779 msg->msg[msg->len++] = phys_addr3 >> 8;
1780 msg->msg[msg->len++] = phys_addr3 & 0xff;
1781 if (phys_addr4 != CEC_PHYS_ADDR_INVALID) {
1782 msg->msg[msg->len++] = phys_addr4 >> 8;
1783 msg->msg[msg->len++] = phys_addr4 & 0xff;
1784 if (phys_addr5 != CEC_PHYS_ADDR_INVALID) {
1785 msg->msg[msg->len++] = phys_addr5 >> 8;
1786 msg->msg[msg->len++] = phys_addr5 & 0xff;
1792 static inline void cec_ops_cdc_hec_set_state(const struct cec_msg *msg,
1796 __u8 *hec_set_state,
1801 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1802 *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6];
1803 *phys_addr2 = (msg->msg[7] << 8) | msg->msg[8];
1804 *hec_set_state = msg->msg[9];
1805 *phys_addr3 = *phys_addr4 = *phys_addr5 = CEC_PHYS_ADDR_INVALID;
1807 *phys_addr3 = (msg->msg[10] << 8) | msg->msg[11];
1809 *phys_addr4 = (msg->msg[12] << 8) | msg->msg[13];
1811 *phys_addr5 = (msg->msg[14] << 8) | msg->msg[15];
1814 static inline void cec_msg_cdc_hec_set_state_adjacent(struct cec_msg *msg,
1819 msg->msg[0] |= 0xf; /* broadcast */
1820 msg->msg[1] = CEC_MSG_CDC_MESSAGE;
1821 /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
1822 msg->msg[4] = CEC_MSG_CDC_HEC_SET_STATE_ADJACENT;
1823 msg->msg[5] = phys_addr1 >> 8;
1824 msg->msg[6] = phys_addr1 & 0xff;
1825 msg->msg[7] = hec_set_state;
1828 static inline void cec_ops_cdc_hec_set_state_adjacent(const struct cec_msg *msg,
1831 __u8 *hec_set_state)
1833 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1834 *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6];
1835 *hec_set_state = msg->msg[7];
1838 static inline void cec_msg_cdc_hec_request_deactivation(struct cec_msg *msg,
1844 msg->msg[0] |= 0xf; /* broadcast */
1845 msg->msg[1] = CEC_MSG_CDC_MESSAGE;
1846 /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
1847 msg->msg[4] = CEC_MSG_CDC_HEC_REQUEST_DEACTIVATION;
1848 msg->msg[5] = phys_addr1 >> 8;
1849 msg->msg[6] = phys_addr1 & 0xff;
1850 msg->msg[7] = phys_addr2 >> 8;
1851 msg->msg[8] = phys_addr2 & 0xff;
1852 msg->msg[9] = phys_addr3 >> 8;
1853 msg->msg[10] = phys_addr3 & 0xff;
1856 static inline void cec_ops_cdc_hec_request_deactivation(const struct cec_msg *msg,
1862 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1863 *phys_addr1 = (msg->msg[5] << 8) | msg->msg[6];
1864 *phys_addr2 = (msg->msg[7] << 8) | msg->msg[8];
1865 *phys_addr3 = (msg->msg[9] << 8) | msg->msg[10];
1868 static inline void cec_msg_cdc_hec_notify_alive(struct cec_msg *msg)
1871 msg->msg[0] |= 0xf; /* broadcast */
1872 msg->msg[1] = CEC_MSG_CDC_MESSAGE;
1873 /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
1874 msg->msg[4] = CEC_MSG_CDC_HEC_NOTIFY_ALIVE;
1877 static inline void cec_ops_cdc_hec_notify_alive(const struct cec_msg *msg,
1880 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1883 static inline void cec_msg_cdc_hec_discover(struct cec_msg *msg)
1886 msg->msg[0] |= 0xf; /* broadcast */
1887 msg->msg[1] = CEC_MSG_CDC_MESSAGE;
1888 /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
1889 msg->msg[4] = CEC_MSG_CDC_HEC_DISCOVER;
1892 static inline void cec_ops_cdc_hec_discover(const struct cec_msg *msg,
1895 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1898 static inline void cec_msg_cdc_hpd_set_state(struct cec_msg *msg,
1903 msg->msg[0] |= 0xf; /* broadcast */
1904 msg->msg[1] = CEC_MSG_CDC_MESSAGE;
1905 /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
1906 msg->msg[4] = CEC_MSG_CDC_HPD_SET_STATE;
1907 msg->msg[5] = (input_port << 4) | hpd_state;
1910 static inline void cec_ops_cdc_hpd_set_state(const struct cec_msg *msg,
1915 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1916 *input_port = msg->msg[5] >> 4;
1917 *hpd_state = msg->msg[5] & 0xf;
1920 static inline void cec_msg_cdc_hpd_report_state(struct cec_msg *msg,
1925 msg->msg[0] |= 0xf; /* broadcast */
1926 msg->msg[1] = CEC_MSG_CDC_MESSAGE;
1927 /* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
1928 msg->msg[4] = CEC_MSG_CDC_HPD_REPORT_STATE;
1929 msg->msg[5] = (hpd_state << 4) | hpd_error;
1932 static inline void cec_ops_cdc_hpd_report_state(const struct cec_msg *msg,
1937 *phys_addr = (msg->msg[2] << 8) | msg->msg[3];
1938 *hpd_state = msg->msg[5] >> 4;
1939 *hpd_error = msg->msg[5] & 0xf;