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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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d170ebb004
If the audio_out_delay value is unused, then set it to 1, not 0. The value 0 is reserved, and 1 is a much safer value since it translates to a delay of (1 - 1) * 2 = 0 ms. Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
1944 lines
52 KiB
C
1944 lines
52 KiB
C
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
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/*
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* cec - HDMI Consumer Electronics Control message functions
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*
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* Copyright 2016 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
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*/
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#ifndef _CEC_UAPI_FUNCS_H
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#define _CEC_UAPI_FUNCS_H
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#include <linux/cec.h>
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/* One Touch Play Feature */
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static inline void cec_msg_active_source(struct cec_msg *msg, __u16 phys_addr)
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{
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msg->len = 4;
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msg->msg[0] |= 0xf; /* broadcast */
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msg->msg[1] = CEC_MSG_ACTIVE_SOURCE;
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msg->msg[2] = phys_addr >> 8;
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msg->msg[3] = phys_addr & 0xff;
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}
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static inline void cec_ops_active_source(const struct cec_msg *msg,
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__u16 *phys_addr)
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{
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*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
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}
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static inline void cec_msg_image_view_on(struct cec_msg *msg)
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{
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msg->len = 2;
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msg->msg[1] = CEC_MSG_IMAGE_VIEW_ON;
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}
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static inline void cec_msg_text_view_on(struct cec_msg *msg)
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{
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msg->len = 2;
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msg->msg[1] = CEC_MSG_TEXT_VIEW_ON;
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}
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/* Routing Control Feature */
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static inline void cec_msg_inactive_source(struct cec_msg *msg,
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__u16 phys_addr)
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{
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msg->len = 4;
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msg->msg[1] = CEC_MSG_INACTIVE_SOURCE;
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msg->msg[2] = phys_addr >> 8;
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msg->msg[3] = phys_addr & 0xff;
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}
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static inline void cec_ops_inactive_source(const struct cec_msg *msg,
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__u16 *phys_addr)
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{
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*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
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}
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static inline void cec_msg_request_active_source(struct cec_msg *msg,
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int reply)
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{
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msg->len = 2;
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msg->msg[0] |= 0xf; /* broadcast */
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msg->msg[1] = CEC_MSG_REQUEST_ACTIVE_SOURCE;
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msg->reply = reply ? CEC_MSG_ACTIVE_SOURCE : 0;
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}
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static inline void cec_msg_routing_information(struct cec_msg *msg,
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__u16 phys_addr)
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{
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msg->len = 4;
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msg->msg[0] |= 0xf; /* broadcast */
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msg->msg[1] = CEC_MSG_ROUTING_INFORMATION;
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msg->msg[2] = phys_addr >> 8;
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msg->msg[3] = phys_addr & 0xff;
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}
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static inline void cec_ops_routing_information(const struct cec_msg *msg,
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__u16 *phys_addr)
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{
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*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
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}
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static inline void cec_msg_routing_change(struct cec_msg *msg,
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int reply,
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__u16 orig_phys_addr,
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__u16 new_phys_addr)
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{
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msg->len = 6;
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msg->msg[0] |= 0xf; /* broadcast */
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msg->msg[1] = CEC_MSG_ROUTING_CHANGE;
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msg->msg[2] = orig_phys_addr >> 8;
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msg->msg[3] = orig_phys_addr & 0xff;
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msg->msg[4] = new_phys_addr >> 8;
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msg->msg[5] = new_phys_addr & 0xff;
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msg->reply = reply ? CEC_MSG_ROUTING_INFORMATION : 0;
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}
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static inline void cec_ops_routing_change(const struct cec_msg *msg,
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__u16 *orig_phys_addr,
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__u16 *new_phys_addr)
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{
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*orig_phys_addr = (msg->msg[2] << 8) | msg->msg[3];
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*new_phys_addr = (msg->msg[4] << 8) | msg->msg[5];
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}
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static inline void cec_msg_set_stream_path(struct cec_msg *msg, __u16 phys_addr)
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{
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msg->len = 4;
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msg->msg[0] |= 0xf; /* broadcast */
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msg->msg[1] = CEC_MSG_SET_STREAM_PATH;
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msg->msg[2] = phys_addr >> 8;
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msg->msg[3] = phys_addr & 0xff;
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}
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static inline void cec_ops_set_stream_path(const struct cec_msg *msg,
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__u16 *phys_addr)
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{
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*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
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}
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/* Standby Feature */
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static inline void cec_msg_standby(struct cec_msg *msg)
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{
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msg->len = 2;
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msg->msg[1] = CEC_MSG_STANDBY;
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}
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/* One Touch Record Feature */
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static inline void cec_msg_record_off(struct cec_msg *msg, int reply)
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{
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msg->len = 2;
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msg->msg[1] = CEC_MSG_RECORD_OFF;
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msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0;
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}
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struct cec_op_arib_data {
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__u16 transport_id;
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__u16 service_id;
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__u16 orig_network_id;
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};
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struct cec_op_atsc_data {
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__u16 transport_id;
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__u16 program_number;
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};
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struct cec_op_dvb_data {
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__u16 transport_id;
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__u16 service_id;
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__u16 orig_network_id;
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};
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struct cec_op_channel_data {
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__u8 channel_number_fmt;
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__u16 major;
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__u16 minor;
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};
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struct cec_op_digital_service_id {
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__u8 service_id_method;
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__u8 dig_bcast_system;
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union {
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struct cec_op_arib_data arib;
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struct cec_op_atsc_data atsc;
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struct cec_op_dvb_data dvb;
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struct cec_op_channel_data channel;
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};
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};
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struct cec_op_record_src {
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__u8 type;
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union {
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struct cec_op_digital_service_id digital;
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struct {
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__u8 ana_bcast_type;
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__u16 ana_freq;
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__u8 bcast_system;
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} analog;
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struct {
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__u8 plug;
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} ext_plug;
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struct {
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__u16 phys_addr;
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} ext_phys_addr;
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};
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};
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static inline void cec_set_digital_service_id(__u8 *msg,
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const struct cec_op_digital_service_id *digital)
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{
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*msg++ = (digital->service_id_method << 7) | digital->dig_bcast_system;
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if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) {
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*msg++ = (digital->channel.channel_number_fmt << 2) |
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(digital->channel.major >> 8);
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*msg++ = digital->channel.major & 0xff;
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*msg++ = digital->channel.minor >> 8;
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*msg++ = digital->channel.minor & 0xff;
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*msg++ = 0;
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*msg++ = 0;
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return;
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}
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switch (digital->dig_bcast_system) {
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case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_GEN:
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case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_CABLE:
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case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_SAT:
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case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_T:
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*msg++ = digital->atsc.transport_id >> 8;
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*msg++ = digital->atsc.transport_id & 0xff;
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*msg++ = digital->atsc.program_number >> 8;
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*msg++ = digital->atsc.program_number & 0xff;
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*msg++ = 0;
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*msg++ = 0;
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break;
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default:
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*msg++ = digital->dvb.transport_id >> 8;
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*msg++ = digital->dvb.transport_id & 0xff;
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*msg++ = digital->dvb.service_id >> 8;
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*msg++ = digital->dvb.service_id & 0xff;
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*msg++ = digital->dvb.orig_network_id >> 8;
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*msg++ = digital->dvb.orig_network_id & 0xff;
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break;
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}
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}
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static inline void cec_get_digital_service_id(const __u8 *msg,
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struct cec_op_digital_service_id *digital)
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{
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digital->service_id_method = msg[0] >> 7;
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digital->dig_bcast_system = msg[0] & 0x7f;
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if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) {
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digital->channel.channel_number_fmt = msg[1] >> 2;
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digital->channel.major = ((msg[1] & 3) << 6) | msg[2];
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digital->channel.minor = (msg[3] << 8) | msg[4];
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return;
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}
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digital->dvb.transport_id = (msg[1] << 8) | msg[2];
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digital->dvb.service_id = (msg[3] << 8) | msg[4];
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digital->dvb.orig_network_id = (msg[5] << 8) | msg[6];
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}
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static inline void cec_msg_record_on_own(struct cec_msg *msg)
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{
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msg->len = 3;
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msg->msg[1] = CEC_MSG_RECORD_ON;
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msg->msg[2] = CEC_OP_RECORD_SRC_OWN;
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}
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static inline void cec_msg_record_on_digital(struct cec_msg *msg,
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const struct cec_op_digital_service_id *digital)
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{
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msg->len = 10;
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msg->msg[1] = CEC_MSG_RECORD_ON;
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msg->msg[2] = CEC_OP_RECORD_SRC_DIGITAL;
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cec_set_digital_service_id(msg->msg + 3, digital);
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}
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static inline void cec_msg_record_on_analog(struct cec_msg *msg,
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__u8 ana_bcast_type,
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__u16 ana_freq,
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__u8 bcast_system)
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{
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msg->len = 7;
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msg->msg[1] = CEC_MSG_RECORD_ON;
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msg->msg[2] = CEC_OP_RECORD_SRC_ANALOG;
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msg->msg[3] = ana_bcast_type;
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msg->msg[4] = ana_freq >> 8;
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msg->msg[5] = ana_freq & 0xff;
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msg->msg[6] = bcast_system;
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}
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static inline void cec_msg_record_on_plug(struct cec_msg *msg,
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__u8 plug)
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{
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msg->len = 4;
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msg->msg[1] = CEC_MSG_RECORD_ON;
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msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PLUG;
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msg->msg[3] = plug;
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}
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static inline void cec_msg_record_on_phys_addr(struct cec_msg *msg,
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__u16 phys_addr)
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{
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msg->len = 5;
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msg->msg[1] = CEC_MSG_RECORD_ON;
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msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PHYS_ADDR;
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msg->msg[3] = phys_addr >> 8;
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msg->msg[4] = phys_addr & 0xff;
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}
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static inline void cec_msg_record_on(struct cec_msg *msg,
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int reply,
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const struct cec_op_record_src *rec_src)
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{
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switch (rec_src->type) {
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case CEC_OP_RECORD_SRC_OWN:
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cec_msg_record_on_own(msg);
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break;
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case CEC_OP_RECORD_SRC_DIGITAL:
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cec_msg_record_on_digital(msg, &rec_src->digital);
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break;
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case CEC_OP_RECORD_SRC_ANALOG:
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cec_msg_record_on_analog(msg,
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rec_src->analog.ana_bcast_type,
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rec_src->analog.ana_freq,
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rec_src->analog.bcast_system);
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break;
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case CEC_OP_RECORD_SRC_EXT_PLUG:
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cec_msg_record_on_plug(msg, rec_src->ext_plug.plug);
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break;
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case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR:
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cec_msg_record_on_phys_addr(msg,
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rec_src->ext_phys_addr.phys_addr);
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break;
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}
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msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0;
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}
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static inline void cec_ops_record_on(const struct cec_msg *msg,
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struct cec_op_record_src *rec_src)
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{
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rec_src->type = msg->msg[2];
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switch (rec_src->type) {
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case CEC_OP_RECORD_SRC_OWN:
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break;
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case CEC_OP_RECORD_SRC_DIGITAL:
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cec_get_digital_service_id(msg->msg + 3, &rec_src->digital);
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break;
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case CEC_OP_RECORD_SRC_ANALOG:
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rec_src->analog.ana_bcast_type = msg->msg[3];
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rec_src->analog.ana_freq =
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(msg->msg[4] << 8) | msg->msg[5];
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rec_src->analog.bcast_system = msg->msg[6];
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break;
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case CEC_OP_RECORD_SRC_EXT_PLUG:
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rec_src->ext_plug.plug = msg->msg[3];
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break;
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case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR:
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rec_src->ext_phys_addr.phys_addr =
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(msg->msg[3] << 8) | msg->msg[4];
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break;
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}
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}
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static inline void cec_msg_record_status(struct cec_msg *msg, __u8 rec_status)
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{
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msg->len = 3;
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msg->msg[1] = CEC_MSG_RECORD_STATUS;
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msg->msg[2] = rec_status;
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}
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static inline void cec_ops_record_status(const struct cec_msg *msg,
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__u8 *rec_status)
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{
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*rec_status = msg->msg[2];
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}
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static inline void cec_msg_record_tv_screen(struct cec_msg *msg,
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int reply)
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{
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msg->len = 2;
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msg->msg[1] = CEC_MSG_RECORD_TV_SCREEN;
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msg->reply = reply ? CEC_MSG_RECORD_ON : 0;
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}
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/* Timer Programming Feature */
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static inline void cec_msg_timer_status(struct cec_msg *msg,
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__u8 timer_overlap_warning,
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__u8 media_info,
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__u8 prog_info,
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__u8 prog_error,
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__u8 duration_hr,
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__u8 duration_min)
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{
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msg->len = 3;
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msg->msg[1] = CEC_MSG_TIMER_STATUS;
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msg->msg[2] = (timer_overlap_warning << 7) |
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(media_info << 5) |
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(prog_info ? 0x10 : 0) |
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(prog_info ? prog_info : prog_error);
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if (prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE ||
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prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE ||
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prog_error == CEC_OP_PROG_ERROR_DUPLICATE) {
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msg->len += 2;
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msg->msg[3] = ((duration_hr / 10) << 4) | (duration_hr % 10);
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msg->msg[4] = ((duration_min / 10) << 4) | (duration_min % 10);
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}
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}
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static inline void cec_ops_timer_status(const struct cec_msg *msg,
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__u8 *timer_overlap_warning,
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__u8 *media_info,
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__u8 *prog_info,
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__u8 *prog_error,
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__u8 *duration_hr,
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__u8 *duration_min)
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{
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*timer_overlap_warning = msg->msg[2] >> 7;
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*media_info = (msg->msg[2] >> 5) & 3;
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if (msg->msg[2] & 0x10) {
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*prog_info = msg->msg[2] & 0xf;
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*prog_error = 0;
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} else {
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*prog_info = 0;
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*prog_error = msg->msg[2] & 0xf;
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}
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if (*prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE ||
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*prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE ||
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*prog_error == CEC_OP_PROG_ERROR_DUPLICATE) {
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*duration_hr = (msg->msg[3] >> 4) * 10 + (msg->msg[3] & 0xf);
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*duration_min = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
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} else {
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*duration_hr = *duration_min = 0;
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}
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}
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static inline void cec_msg_timer_cleared_status(struct cec_msg *msg,
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__u8 timer_cleared_status)
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{
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msg->len = 3;
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msg->msg[1] = CEC_MSG_TIMER_CLEARED_STATUS;
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msg->msg[2] = timer_cleared_status;
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}
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static inline void cec_ops_timer_cleared_status(const struct cec_msg *msg,
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__u8 *timer_cleared_status)
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{
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*timer_cleared_status = msg->msg[2];
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}
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static inline void cec_msg_clear_analogue_timer(struct cec_msg *msg,
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int reply,
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__u8 day,
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__u8 month,
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__u8 start_hr,
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__u8 start_min,
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__u8 duration_hr,
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__u8 duration_min,
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__u8 recording_seq,
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__u8 ana_bcast_type,
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__u16 ana_freq,
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__u8 bcast_system)
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{
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msg->len = 13;
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msg->msg[1] = CEC_MSG_CLEAR_ANALOGUE_TIMER;
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msg->msg[2] = day;
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msg->msg[3] = month;
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/* Hours and minutes are in BCD format */
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msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
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msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
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msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
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msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
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msg->msg[8] = recording_seq;
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msg->msg[9] = ana_bcast_type;
|
|
msg->msg[10] = ana_freq >> 8;
|
|
msg->msg[11] = ana_freq & 0xff;
|
|
msg->msg[12] = bcast_system;
|
|
msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0;
|
|
}
|
|
|
|
static inline void cec_ops_clear_analogue_timer(const struct cec_msg *msg,
|
|
__u8 *day,
|
|
__u8 *month,
|
|
__u8 *start_hr,
|
|
__u8 *start_min,
|
|
__u8 *duration_hr,
|
|
__u8 *duration_min,
|
|
__u8 *recording_seq,
|
|
__u8 *ana_bcast_type,
|
|
__u16 *ana_freq,
|
|
__u8 *bcast_system)
|
|
{
|
|
*day = msg->msg[2];
|
|
*month = msg->msg[3];
|
|
/* Hours and minutes are in BCD format */
|
|
*start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
|
|
*start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
|
|
*duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
|
|
*duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
|
|
*recording_seq = msg->msg[8];
|
|
*ana_bcast_type = msg->msg[9];
|
|
*ana_freq = (msg->msg[10] << 8) | msg->msg[11];
|
|
*bcast_system = msg->msg[12];
|
|
}
|
|
|
|
static inline void cec_msg_clear_digital_timer(struct cec_msg *msg,
|
|
int reply,
|
|
__u8 day,
|
|
__u8 month,
|
|
__u8 start_hr,
|
|
__u8 start_min,
|
|
__u8 duration_hr,
|
|
__u8 duration_min,
|
|
__u8 recording_seq,
|
|
const struct cec_op_digital_service_id *digital)
|
|
{
|
|
msg->len = 16;
|
|
msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0;
|
|
msg->msg[1] = CEC_MSG_CLEAR_DIGITAL_TIMER;
|
|
msg->msg[2] = day;
|
|
msg->msg[3] = month;
|
|
/* Hours and minutes are in BCD format */
|
|
msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
|
|
msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
|
|
msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
|
|
msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
|
|
msg->msg[8] = recording_seq;
|
|
cec_set_digital_service_id(msg->msg + 9, digital);
|
|
}
|
|
|
|
static inline void cec_ops_clear_digital_timer(const struct cec_msg *msg,
|
|
__u8 *day,
|
|
__u8 *month,
|
|
__u8 *start_hr,
|
|
__u8 *start_min,
|
|
__u8 *duration_hr,
|
|
__u8 *duration_min,
|
|
__u8 *recording_seq,
|
|
struct cec_op_digital_service_id *digital)
|
|
{
|
|
*day = msg->msg[2];
|
|
*month = msg->msg[3];
|
|
/* Hours and minutes are in BCD format */
|
|
*start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
|
|
*start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
|
|
*duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
|
|
*duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
|
|
*recording_seq = msg->msg[8];
|
|
cec_get_digital_service_id(msg->msg + 9, digital);
|
|
}
|
|
|
|
static inline void cec_msg_clear_ext_timer(struct cec_msg *msg,
|
|
int reply,
|
|
__u8 day,
|
|
__u8 month,
|
|
__u8 start_hr,
|
|
__u8 start_min,
|
|
__u8 duration_hr,
|
|
__u8 duration_min,
|
|
__u8 recording_seq,
|
|
__u8 ext_src_spec,
|
|
__u8 plug,
|
|
__u16 phys_addr)
|
|
{
|
|
msg->len = 13;
|
|
msg->msg[1] = CEC_MSG_CLEAR_EXT_TIMER;
|
|
msg->msg[2] = day;
|
|
msg->msg[3] = month;
|
|
/* Hours and minutes are in BCD format */
|
|
msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
|
|
msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
|
|
msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
|
|
msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
|
|
msg->msg[8] = recording_seq;
|
|
msg->msg[9] = ext_src_spec;
|
|
msg->msg[10] = plug;
|
|
msg->msg[11] = phys_addr >> 8;
|
|
msg->msg[12] = phys_addr & 0xff;
|
|
msg->reply = reply ? CEC_MSG_TIMER_CLEARED_STATUS : 0;
|
|
}
|
|
|
|
static inline void cec_ops_clear_ext_timer(const struct cec_msg *msg,
|
|
__u8 *day,
|
|
__u8 *month,
|
|
__u8 *start_hr,
|
|
__u8 *start_min,
|
|
__u8 *duration_hr,
|
|
__u8 *duration_min,
|
|
__u8 *recording_seq,
|
|
__u8 *ext_src_spec,
|
|
__u8 *plug,
|
|
__u16 *phys_addr)
|
|
{
|
|
*day = msg->msg[2];
|
|
*month = msg->msg[3];
|
|
/* Hours and minutes are in BCD format */
|
|
*start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
|
|
*start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
|
|
*duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
|
|
*duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
|
|
*recording_seq = msg->msg[8];
|
|
*ext_src_spec = msg->msg[9];
|
|
*plug = msg->msg[10];
|
|
*phys_addr = (msg->msg[11] << 8) | msg->msg[12];
|
|
}
|
|
|
|
static inline void cec_msg_set_analogue_timer(struct cec_msg *msg,
|
|
int reply,
|
|
__u8 day,
|
|
__u8 month,
|
|
__u8 start_hr,
|
|
__u8 start_min,
|
|
__u8 duration_hr,
|
|
__u8 duration_min,
|
|
__u8 recording_seq,
|
|
__u8 ana_bcast_type,
|
|
__u16 ana_freq,
|
|
__u8 bcast_system)
|
|
{
|
|
msg->len = 13;
|
|
msg->msg[1] = CEC_MSG_SET_ANALOGUE_TIMER;
|
|
msg->msg[2] = day;
|
|
msg->msg[3] = month;
|
|
/* Hours and minutes are in BCD format */
|
|
msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
|
|
msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
|
|
msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
|
|
msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
|
|
msg->msg[8] = recording_seq;
|
|
msg->msg[9] = ana_bcast_type;
|
|
msg->msg[10] = ana_freq >> 8;
|
|
msg->msg[11] = ana_freq & 0xff;
|
|
msg->msg[12] = bcast_system;
|
|
msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0;
|
|
}
|
|
|
|
static inline void cec_ops_set_analogue_timer(const struct cec_msg *msg,
|
|
__u8 *day,
|
|
__u8 *month,
|
|
__u8 *start_hr,
|
|
__u8 *start_min,
|
|
__u8 *duration_hr,
|
|
__u8 *duration_min,
|
|
__u8 *recording_seq,
|
|
__u8 *ana_bcast_type,
|
|
__u16 *ana_freq,
|
|
__u8 *bcast_system)
|
|
{
|
|
*day = msg->msg[2];
|
|
*month = msg->msg[3];
|
|
/* Hours and minutes are in BCD format */
|
|
*start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
|
|
*start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
|
|
*duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
|
|
*duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
|
|
*recording_seq = msg->msg[8];
|
|
*ana_bcast_type = msg->msg[9];
|
|
*ana_freq = (msg->msg[10] << 8) | msg->msg[11];
|
|
*bcast_system = msg->msg[12];
|
|
}
|
|
|
|
static inline void cec_msg_set_digital_timer(struct cec_msg *msg,
|
|
int reply,
|
|
__u8 day,
|
|
__u8 month,
|
|
__u8 start_hr,
|
|
__u8 start_min,
|
|
__u8 duration_hr,
|
|
__u8 duration_min,
|
|
__u8 recording_seq,
|
|
const struct cec_op_digital_service_id *digital)
|
|
{
|
|
msg->len = 16;
|
|
msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0;
|
|
msg->msg[1] = CEC_MSG_SET_DIGITAL_TIMER;
|
|
msg->msg[2] = day;
|
|
msg->msg[3] = month;
|
|
/* Hours and minutes are in BCD format */
|
|
msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
|
|
msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
|
|
msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
|
|
msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
|
|
msg->msg[8] = recording_seq;
|
|
cec_set_digital_service_id(msg->msg + 9, digital);
|
|
}
|
|
|
|
static inline void cec_ops_set_digital_timer(const struct cec_msg *msg,
|
|
__u8 *day,
|
|
__u8 *month,
|
|
__u8 *start_hr,
|
|
__u8 *start_min,
|
|
__u8 *duration_hr,
|
|
__u8 *duration_min,
|
|
__u8 *recording_seq,
|
|
struct cec_op_digital_service_id *digital)
|
|
{
|
|
*day = msg->msg[2];
|
|
*month = msg->msg[3];
|
|
/* Hours and minutes are in BCD format */
|
|
*start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
|
|
*start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
|
|
*duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
|
|
*duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
|
|
*recording_seq = msg->msg[8];
|
|
cec_get_digital_service_id(msg->msg + 9, digital);
|
|
}
|
|
|
|
static inline void cec_msg_set_ext_timer(struct cec_msg *msg,
|
|
int reply,
|
|
__u8 day,
|
|
__u8 month,
|
|
__u8 start_hr,
|
|
__u8 start_min,
|
|
__u8 duration_hr,
|
|
__u8 duration_min,
|
|
__u8 recording_seq,
|
|
__u8 ext_src_spec,
|
|
__u8 plug,
|
|
__u16 phys_addr)
|
|
{
|
|
msg->len = 13;
|
|
msg->msg[1] = CEC_MSG_SET_EXT_TIMER;
|
|
msg->msg[2] = day;
|
|
msg->msg[3] = month;
|
|
/* Hours and minutes are in BCD format */
|
|
msg->msg[4] = ((start_hr / 10) << 4) | (start_hr % 10);
|
|
msg->msg[5] = ((start_min / 10) << 4) | (start_min % 10);
|
|
msg->msg[6] = ((duration_hr / 10) << 4) | (duration_hr % 10);
|
|
msg->msg[7] = ((duration_min / 10) << 4) | (duration_min % 10);
|
|
msg->msg[8] = recording_seq;
|
|
msg->msg[9] = ext_src_spec;
|
|
msg->msg[10] = plug;
|
|
msg->msg[11] = phys_addr >> 8;
|
|
msg->msg[12] = phys_addr & 0xff;
|
|
msg->reply = reply ? CEC_MSG_TIMER_STATUS : 0;
|
|
}
|
|
|
|
static inline void cec_ops_set_ext_timer(const struct cec_msg *msg,
|
|
__u8 *day,
|
|
__u8 *month,
|
|
__u8 *start_hr,
|
|
__u8 *start_min,
|
|
__u8 *duration_hr,
|
|
__u8 *duration_min,
|
|
__u8 *recording_seq,
|
|
__u8 *ext_src_spec,
|
|
__u8 *plug,
|
|
__u16 *phys_addr)
|
|
{
|
|
*day = msg->msg[2];
|
|
*month = msg->msg[3];
|
|
/* Hours and minutes are in BCD format */
|
|
*start_hr = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf);
|
|
*start_min = (msg->msg[5] >> 4) * 10 + (msg->msg[5] & 0xf);
|
|
*duration_hr = (msg->msg[6] >> 4) * 10 + (msg->msg[6] & 0xf);
|
|
*duration_min = (msg->msg[7] >> 4) * 10 + (msg->msg[7] & 0xf);
|
|
*recording_seq = msg->msg[8];
|
|
*ext_src_spec = msg->msg[9];
|
|
*plug = msg->msg[10];
|
|
*phys_addr = (msg->msg[11] << 8) | msg->msg[12];
|
|
}
|
|
|
|
static inline void cec_msg_set_timer_program_title(struct cec_msg *msg,
|
|
const char *prog_title)
|
|
{
|
|
unsigned int len = strlen(prog_title);
|
|
|
|
if (len > 14)
|
|
len = 14;
|
|
msg->len = 2 + len;
|
|
msg->msg[1] = CEC_MSG_SET_TIMER_PROGRAM_TITLE;
|
|
memcpy(msg->msg + 2, prog_title, len);
|
|
}
|
|
|
|
static inline void cec_ops_set_timer_program_title(const struct cec_msg *msg,
|
|
char *prog_title)
|
|
{
|
|
unsigned int len = msg->len > 2 ? msg->len - 2 : 0;
|
|
|
|
if (len > 14)
|
|
len = 14;
|
|
memcpy(prog_title, msg->msg + 2, len);
|
|
prog_title[len] = '\0';
|
|
}
|
|
|
|
/* System Information Feature */
|
|
static inline void cec_msg_cec_version(struct cec_msg *msg, __u8 cec_version)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_CEC_VERSION;
|
|
msg->msg[2] = cec_version;
|
|
}
|
|
|
|
static inline void cec_ops_cec_version(const struct cec_msg *msg,
|
|
__u8 *cec_version)
|
|
{
|
|
*cec_version = msg->msg[2];
|
|
}
|
|
|
|
static inline void cec_msg_get_cec_version(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_GET_CEC_VERSION;
|
|
msg->reply = reply ? CEC_MSG_CEC_VERSION : 0;
|
|
}
|
|
|
|
static inline void cec_msg_report_physical_addr(struct cec_msg *msg,
|
|
__u16 phys_addr, __u8 prim_devtype)
|
|
{
|
|
msg->len = 5;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_REPORT_PHYSICAL_ADDR;
|
|
msg->msg[2] = phys_addr >> 8;
|
|
msg->msg[3] = phys_addr & 0xff;
|
|
msg->msg[4] = prim_devtype;
|
|
}
|
|
|
|
static inline void cec_ops_report_physical_addr(const struct cec_msg *msg,
|
|
__u16 *phys_addr, __u8 *prim_devtype)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
*prim_devtype = msg->msg[4];
|
|
}
|
|
|
|
static inline void cec_msg_give_physical_addr(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_GIVE_PHYSICAL_ADDR;
|
|
msg->reply = reply ? CEC_MSG_REPORT_PHYSICAL_ADDR : 0;
|
|
}
|
|
|
|
static inline void cec_msg_set_menu_language(struct cec_msg *msg,
|
|
const char *language)
|
|
{
|
|
msg->len = 5;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_SET_MENU_LANGUAGE;
|
|
memcpy(msg->msg + 2, language, 3);
|
|
}
|
|
|
|
static inline void cec_ops_set_menu_language(const struct cec_msg *msg,
|
|
char *language)
|
|
{
|
|
memcpy(language, msg->msg + 2, 3);
|
|
language[3] = '\0';
|
|
}
|
|
|
|
static inline void cec_msg_get_menu_language(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_GET_MENU_LANGUAGE;
|
|
msg->reply = reply ? CEC_MSG_SET_MENU_LANGUAGE : 0;
|
|
}
|
|
|
|
/*
|
|
* Assumes a single RC Profile byte and a single Device Features byte,
|
|
* i.e. no extended features are supported by this helper function.
|
|
*
|
|
* As of CEC 2.0 no extended features are defined, should those be added
|
|
* in the future, then this function needs to be adapted or a new function
|
|
* should be added.
|
|
*/
|
|
static inline void cec_msg_report_features(struct cec_msg *msg,
|
|
__u8 cec_version, __u8 all_device_types,
|
|
__u8 rc_profile, __u8 dev_features)
|
|
{
|
|
msg->len = 6;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_REPORT_FEATURES;
|
|
msg->msg[2] = cec_version;
|
|
msg->msg[3] = all_device_types;
|
|
msg->msg[4] = rc_profile;
|
|
msg->msg[5] = dev_features;
|
|
}
|
|
|
|
static inline void cec_ops_report_features(const struct cec_msg *msg,
|
|
__u8 *cec_version, __u8 *all_device_types,
|
|
const __u8 **rc_profile, const __u8 **dev_features)
|
|
{
|
|
const __u8 *p = &msg->msg[4];
|
|
|
|
*cec_version = msg->msg[2];
|
|
*all_device_types = msg->msg[3];
|
|
*rc_profile = p;
|
|
*dev_features = NULL;
|
|
while (p < &msg->msg[14] && (*p & CEC_OP_FEAT_EXT))
|
|
p++;
|
|
if (!(*p & CEC_OP_FEAT_EXT)) {
|
|
*dev_features = p + 1;
|
|
while (p < &msg->msg[15] && (*p & CEC_OP_FEAT_EXT))
|
|
p++;
|
|
}
|
|
if (*p & CEC_OP_FEAT_EXT)
|
|
*rc_profile = *dev_features = NULL;
|
|
}
|
|
|
|
static inline void cec_msg_give_features(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_GIVE_FEATURES;
|
|
msg->reply = reply ? CEC_MSG_REPORT_FEATURES : 0;
|
|
}
|
|
|
|
/* Deck Control Feature */
|
|
static inline void cec_msg_deck_control(struct cec_msg *msg,
|
|
__u8 deck_control_mode)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_DECK_CONTROL;
|
|
msg->msg[2] = deck_control_mode;
|
|
}
|
|
|
|
static inline void cec_ops_deck_control(const struct cec_msg *msg,
|
|
__u8 *deck_control_mode)
|
|
{
|
|
*deck_control_mode = msg->msg[2];
|
|
}
|
|
|
|
static inline void cec_msg_deck_status(struct cec_msg *msg,
|
|
__u8 deck_info)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_DECK_STATUS;
|
|
msg->msg[2] = deck_info;
|
|
}
|
|
|
|
static inline void cec_ops_deck_status(const struct cec_msg *msg,
|
|
__u8 *deck_info)
|
|
{
|
|
*deck_info = msg->msg[2];
|
|
}
|
|
|
|
static inline void cec_msg_give_deck_status(struct cec_msg *msg,
|
|
int reply,
|
|
__u8 status_req)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_GIVE_DECK_STATUS;
|
|
msg->msg[2] = status_req;
|
|
msg->reply = (reply && status_req != CEC_OP_STATUS_REQ_OFF) ?
|
|
CEC_MSG_DECK_STATUS : 0;
|
|
}
|
|
|
|
static inline void cec_ops_give_deck_status(const struct cec_msg *msg,
|
|
__u8 *status_req)
|
|
{
|
|
*status_req = msg->msg[2];
|
|
}
|
|
|
|
static inline void cec_msg_play(struct cec_msg *msg,
|
|
__u8 play_mode)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_PLAY;
|
|
msg->msg[2] = play_mode;
|
|
}
|
|
|
|
static inline void cec_ops_play(const struct cec_msg *msg,
|
|
__u8 *play_mode)
|
|
{
|
|
*play_mode = msg->msg[2];
|
|
}
|
|
|
|
|
|
/* Tuner Control Feature */
|
|
struct cec_op_tuner_device_info {
|
|
__u8 rec_flag;
|
|
__u8 tuner_display_info;
|
|
__u8 is_analog;
|
|
union {
|
|
struct cec_op_digital_service_id digital;
|
|
struct {
|
|
__u8 ana_bcast_type;
|
|
__u16 ana_freq;
|
|
__u8 bcast_system;
|
|
} analog;
|
|
};
|
|
};
|
|
|
|
static inline void cec_msg_tuner_device_status_analog(struct cec_msg *msg,
|
|
__u8 rec_flag,
|
|
__u8 tuner_display_info,
|
|
__u8 ana_bcast_type,
|
|
__u16 ana_freq,
|
|
__u8 bcast_system)
|
|
{
|
|
msg->len = 7;
|
|
msg->msg[1] = CEC_MSG_TUNER_DEVICE_STATUS;
|
|
msg->msg[2] = (rec_flag << 7) | tuner_display_info;
|
|
msg->msg[3] = ana_bcast_type;
|
|
msg->msg[4] = ana_freq >> 8;
|
|
msg->msg[5] = ana_freq & 0xff;
|
|
msg->msg[6] = bcast_system;
|
|
}
|
|
|
|
static inline void cec_msg_tuner_device_status_digital(struct cec_msg *msg,
|
|
__u8 rec_flag, __u8 tuner_display_info,
|
|
const struct cec_op_digital_service_id *digital)
|
|
{
|
|
msg->len = 10;
|
|
msg->msg[1] = CEC_MSG_TUNER_DEVICE_STATUS;
|
|
msg->msg[2] = (rec_flag << 7) | tuner_display_info;
|
|
cec_set_digital_service_id(msg->msg + 3, digital);
|
|
}
|
|
|
|
static inline void cec_msg_tuner_device_status(struct cec_msg *msg,
|
|
const struct cec_op_tuner_device_info *tuner_dev_info)
|
|
{
|
|
if (tuner_dev_info->is_analog)
|
|
cec_msg_tuner_device_status_analog(msg,
|
|
tuner_dev_info->rec_flag,
|
|
tuner_dev_info->tuner_display_info,
|
|
tuner_dev_info->analog.ana_bcast_type,
|
|
tuner_dev_info->analog.ana_freq,
|
|
tuner_dev_info->analog.bcast_system);
|
|
else
|
|
cec_msg_tuner_device_status_digital(msg,
|
|
tuner_dev_info->rec_flag,
|
|
tuner_dev_info->tuner_display_info,
|
|
&tuner_dev_info->digital);
|
|
}
|
|
|
|
static inline void cec_ops_tuner_device_status(const struct cec_msg *msg,
|
|
struct cec_op_tuner_device_info *tuner_dev_info)
|
|
{
|
|
tuner_dev_info->is_analog = msg->len < 10;
|
|
tuner_dev_info->rec_flag = msg->msg[2] >> 7;
|
|
tuner_dev_info->tuner_display_info = msg->msg[2] & 0x7f;
|
|
if (tuner_dev_info->is_analog) {
|
|
tuner_dev_info->analog.ana_bcast_type = msg->msg[3];
|
|
tuner_dev_info->analog.ana_freq = (msg->msg[4] << 8) | msg->msg[5];
|
|
tuner_dev_info->analog.bcast_system = msg->msg[6];
|
|
return;
|
|
}
|
|
cec_get_digital_service_id(msg->msg + 3, &tuner_dev_info->digital);
|
|
}
|
|
|
|
static inline void cec_msg_give_tuner_device_status(struct cec_msg *msg,
|
|
int reply,
|
|
__u8 status_req)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_GIVE_TUNER_DEVICE_STATUS;
|
|
msg->msg[2] = status_req;
|
|
msg->reply = (reply && status_req != CEC_OP_STATUS_REQ_OFF) ?
|
|
CEC_MSG_TUNER_DEVICE_STATUS : 0;
|
|
}
|
|
|
|
static inline void cec_ops_give_tuner_device_status(const struct cec_msg *msg,
|
|
__u8 *status_req)
|
|
{
|
|
*status_req = msg->msg[2];
|
|
}
|
|
|
|
static inline void cec_msg_select_analogue_service(struct cec_msg *msg,
|
|
__u8 ana_bcast_type,
|
|
__u16 ana_freq,
|
|
__u8 bcast_system)
|
|
{
|
|
msg->len = 6;
|
|
msg->msg[1] = CEC_MSG_SELECT_ANALOGUE_SERVICE;
|
|
msg->msg[2] = ana_bcast_type;
|
|
msg->msg[3] = ana_freq >> 8;
|
|
msg->msg[4] = ana_freq & 0xff;
|
|
msg->msg[5] = bcast_system;
|
|
}
|
|
|
|
static inline void cec_ops_select_analogue_service(const struct cec_msg *msg,
|
|
__u8 *ana_bcast_type,
|
|
__u16 *ana_freq,
|
|
__u8 *bcast_system)
|
|
{
|
|
*ana_bcast_type = msg->msg[2];
|
|
*ana_freq = (msg->msg[3] << 8) | msg->msg[4];
|
|
*bcast_system = msg->msg[5];
|
|
}
|
|
|
|
static inline void cec_msg_select_digital_service(struct cec_msg *msg,
|
|
const struct cec_op_digital_service_id *digital)
|
|
{
|
|
msg->len = 9;
|
|
msg->msg[1] = CEC_MSG_SELECT_DIGITAL_SERVICE;
|
|
cec_set_digital_service_id(msg->msg + 2, digital);
|
|
}
|
|
|
|
static inline void cec_ops_select_digital_service(const struct cec_msg *msg,
|
|
struct cec_op_digital_service_id *digital)
|
|
{
|
|
cec_get_digital_service_id(msg->msg + 2, digital);
|
|
}
|
|
|
|
static inline void cec_msg_tuner_step_decrement(struct cec_msg *msg)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_TUNER_STEP_DECREMENT;
|
|
}
|
|
|
|
static inline void cec_msg_tuner_step_increment(struct cec_msg *msg)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_TUNER_STEP_INCREMENT;
|
|
}
|
|
|
|
|
|
/* Vendor Specific Commands Feature */
|
|
static inline void cec_msg_device_vendor_id(struct cec_msg *msg, __u32 vendor_id)
|
|
{
|
|
msg->len = 5;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_DEVICE_VENDOR_ID;
|
|
msg->msg[2] = vendor_id >> 16;
|
|
msg->msg[3] = (vendor_id >> 8) & 0xff;
|
|
msg->msg[4] = vendor_id & 0xff;
|
|
}
|
|
|
|
static inline void cec_ops_device_vendor_id(const struct cec_msg *msg,
|
|
__u32 *vendor_id)
|
|
{
|
|
*vendor_id = (msg->msg[2] << 16) | (msg->msg[3] << 8) | msg->msg[4];
|
|
}
|
|
|
|
static inline void cec_msg_give_device_vendor_id(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_GIVE_DEVICE_VENDOR_ID;
|
|
msg->reply = reply ? CEC_MSG_DEVICE_VENDOR_ID : 0;
|
|
}
|
|
|
|
static inline void cec_msg_vendor_command(struct cec_msg *msg,
|
|
__u8 size, const __u8 *vendor_cmd)
|
|
{
|
|
if (size > 14)
|
|
size = 14;
|
|
msg->len = 2 + size;
|
|
msg->msg[1] = CEC_MSG_VENDOR_COMMAND;
|
|
memcpy(msg->msg + 2, vendor_cmd, size);
|
|
}
|
|
|
|
static inline void cec_ops_vendor_command(const struct cec_msg *msg,
|
|
__u8 *size,
|
|
const __u8 **vendor_cmd)
|
|
{
|
|
*size = msg->len - 2;
|
|
|
|
if (*size > 14)
|
|
*size = 14;
|
|
*vendor_cmd = msg->msg + 2;
|
|
}
|
|
|
|
static inline void cec_msg_vendor_command_with_id(struct cec_msg *msg,
|
|
__u32 vendor_id, __u8 size,
|
|
const __u8 *vendor_cmd)
|
|
{
|
|
if (size > 11)
|
|
size = 11;
|
|
msg->len = 5 + size;
|
|
msg->msg[1] = CEC_MSG_VENDOR_COMMAND_WITH_ID;
|
|
msg->msg[2] = vendor_id >> 16;
|
|
msg->msg[3] = (vendor_id >> 8) & 0xff;
|
|
msg->msg[4] = vendor_id & 0xff;
|
|
memcpy(msg->msg + 5, vendor_cmd, size);
|
|
}
|
|
|
|
static inline void cec_ops_vendor_command_with_id(const struct cec_msg *msg,
|
|
__u32 *vendor_id, __u8 *size,
|
|
const __u8 **vendor_cmd)
|
|
{
|
|
*size = msg->len - 5;
|
|
|
|
if (*size > 11)
|
|
*size = 11;
|
|
*vendor_id = (msg->msg[2] << 16) | (msg->msg[3] << 8) | msg->msg[4];
|
|
*vendor_cmd = msg->msg + 5;
|
|
}
|
|
|
|
static inline void cec_msg_vendor_remote_button_down(struct cec_msg *msg,
|
|
__u8 size,
|
|
const __u8 *rc_code)
|
|
{
|
|
if (size > 14)
|
|
size = 14;
|
|
msg->len = 2 + size;
|
|
msg->msg[1] = CEC_MSG_VENDOR_REMOTE_BUTTON_DOWN;
|
|
memcpy(msg->msg + 2, rc_code, size);
|
|
}
|
|
|
|
static inline void cec_ops_vendor_remote_button_down(const struct cec_msg *msg,
|
|
__u8 *size,
|
|
const __u8 **rc_code)
|
|
{
|
|
*size = msg->len - 2;
|
|
|
|
if (*size > 14)
|
|
*size = 14;
|
|
*rc_code = msg->msg + 2;
|
|
}
|
|
|
|
static inline void cec_msg_vendor_remote_button_up(struct cec_msg *msg)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_VENDOR_REMOTE_BUTTON_UP;
|
|
}
|
|
|
|
|
|
/* OSD Display Feature */
|
|
static inline void cec_msg_set_osd_string(struct cec_msg *msg,
|
|
__u8 disp_ctl,
|
|
const char *osd)
|
|
{
|
|
unsigned int len = strlen(osd);
|
|
|
|
if (len > 13)
|
|
len = 13;
|
|
msg->len = 3 + len;
|
|
msg->msg[1] = CEC_MSG_SET_OSD_STRING;
|
|
msg->msg[2] = disp_ctl;
|
|
memcpy(msg->msg + 3, osd, len);
|
|
}
|
|
|
|
static inline void cec_ops_set_osd_string(const struct cec_msg *msg,
|
|
__u8 *disp_ctl,
|
|
char *osd)
|
|
{
|
|
unsigned int len = msg->len > 3 ? msg->len - 3 : 0;
|
|
|
|
*disp_ctl = msg->msg[2];
|
|
if (len > 13)
|
|
len = 13;
|
|
memcpy(osd, msg->msg + 3, len);
|
|
osd[len] = '\0';
|
|
}
|
|
|
|
|
|
/* Device OSD Transfer Feature */
|
|
static inline void cec_msg_set_osd_name(struct cec_msg *msg, const char *name)
|
|
{
|
|
unsigned int len = strlen(name);
|
|
|
|
if (len > 14)
|
|
len = 14;
|
|
msg->len = 2 + len;
|
|
msg->msg[1] = CEC_MSG_SET_OSD_NAME;
|
|
memcpy(msg->msg + 2, name, len);
|
|
}
|
|
|
|
static inline void cec_ops_set_osd_name(const struct cec_msg *msg,
|
|
char *name)
|
|
{
|
|
unsigned int len = msg->len > 2 ? msg->len - 2 : 0;
|
|
|
|
if (len > 14)
|
|
len = 14;
|
|
memcpy(name, msg->msg + 2, len);
|
|
name[len] = '\0';
|
|
}
|
|
|
|
static inline void cec_msg_give_osd_name(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_GIVE_OSD_NAME;
|
|
msg->reply = reply ? CEC_MSG_SET_OSD_NAME : 0;
|
|
}
|
|
|
|
|
|
/* Device Menu Control Feature */
|
|
static inline void cec_msg_menu_status(struct cec_msg *msg,
|
|
__u8 menu_state)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_MENU_STATUS;
|
|
msg->msg[2] = menu_state;
|
|
}
|
|
|
|
static inline void cec_ops_menu_status(const struct cec_msg *msg,
|
|
__u8 *menu_state)
|
|
{
|
|
*menu_state = msg->msg[2];
|
|
}
|
|
|
|
static inline void cec_msg_menu_request(struct cec_msg *msg,
|
|
int reply,
|
|
__u8 menu_req)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_MENU_REQUEST;
|
|
msg->msg[2] = menu_req;
|
|
msg->reply = reply ? CEC_MSG_MENU_STATUS : 0;
|
|
}
|
|
|
|
static inline void cec_ops_menu_request(const struct cec_msg *msg,
|
|
__u8 *menu_req)
|
|
{
|
|
*menu_req = msg->msg[2];
|
|
}
|
|
|
|
struct cec_op_ui_command {
|
|
__u8 ui_cmd;
|
|
__u8 has_opt_arg;
|
|
union {
|
|
struct cec_op_channel_data channel_identifier;
|
|
__u8 ui_broadcast_type;
|
|
__u8 ui_sound_presentation_control;
|
|
__u8 play_mode;
|
|
__u8 ui_function_media;
|
|
__u8 ui_function_select_av_input;
|
|
__u8 ui_function_select_audio_input;
|
|
};
|
|
};
|
|
|
|
static inline void cec_msg_user_control_pressed(struct cec_msg *msg,
|
|
const struct cec_op_ui_command *ui_cmd)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_USER_CONTROL_PRESSED;
|
|
msg->msg[2] = ui_cmd->ui_cmd;
|
|
if (!ui_cmd->has_opt_arg)
|
|
return;
|
|
switch (ui_cmd->ui_cmd) {
|
|
case CEC_OP_UI_CMD_SELECT_BROADCAST_TYPE:
|
|
case CEC_OP_UI_CMD_SELECT_SOUND_PRESENTATION:
|
|
case CEC_OP_UI_CMD_PLAY_FUNCTION:
|
|
case CEC_OP_UI_CMD_SELECT_MEDIA_FUNCTION:
|
|
case CEC_OP_UI_CMD_SELECT_AV_INPUT_FUNCTION:
|
|
case CEC_OP_UI_CMD_SELECT_AUDIO_INPUT_FUNCTION:
|
|
/* The optional operand is one byte for all these ui commands */
|
|
msg->len++;
|
|
msg->msg[3] = ui_cmd->play_mode;
|
|
break;
|
|
case CEC_OP_UI_CMD_TUNE_FUNCTION:
|
|
msg->len += 4;
|
|
msg->msg[3] = (ui_cmd->channel_identifier.channel_number_fmt << 2) |
|
|
(ui_cmd->channel_identifier.major >> 8);
|
|
msg->msg[4] = ui_cmd->channel_identifier.major & 0xff;
|
|
msg->msg[5] = ui_cmd->channel_identifier.minor >> 8;
|
|
msg->msg[6] = ui_cmd->channel_identifier.minor & 0xff;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static inline void cec_ops_user_control_pressed(const struct cec_msg *msg,
|
|
struct cec_op_ui_command *ui_cmd)
|
|
{
|
|
ui_cmd->ui_cmd = msg->msg[2];
|
|
ui_cmd->has_opt_arg = 0;
|
|
if (msg->len == 3)
|
|
return;
|
|
switch (ui_cmd->ui_cmd) {
|
|
case CEC_OP_UI_CMD_SELECT_BROADCAST_TYPE:
|
|
case CEC_OP_UI_CMD_SELECT_SOUND_PRESENTATION:
|
|
case CEC_OP_UI_CMD_PLAY_FUNCTION:
|
|
case CEC_OP_UI_CMD_SELECT_MEDIA_FUNCTION:
|
|
case CEC_OP_UI_CMD_SELECT_AV_INPUT_FUNCTION:
|
|
case CEC_OP_UI_CMD_SELECT_AUDIO_INPUT_FUNCTION:
|
|
/* The optional operand is one byte for all these ui commands */
|
|
ui_cmd->play_mode = msg->msg[3];
|
|
ui_cmd->has_opt_arg = 1;
|
|
break;
|
|
case CEC_OP_UI_CMD_TUNE_FUNCTION:
|
|
if (msg->len < 7)
|
|
break;
|
|
ui_cmd->has_opt_arg = 1;
|
|
ui_cmd->channel_identifier.channel_number_fmt = msg->msg[3] >> 2;
|
|
ui_cmd->channel_identifier.major = ((msg->msg[3] & 3) << 6) | msg->msg[4];
|
|
ui_cmd->channel_identifier.minor = (msg->msg[5] << 8) | msg->msg[6];
|
|
break;
|
|
}
|
|
}
|
|
|
|
static inline void cec_msg_user_control_released(struct cec_msg *msg)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_USER_CONTROL_RELEASED;
|
|
}
|
|
|
|
/* Remote Control Passthrough Feature */
|
|
|
|
/* Power Status Feature */
|
|
static inline void cec_msg_report_power_status(struct cec_msg *msg,
|
|
__u8 pwr_state)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_REPORT_POWER_STATUS;
|
|
msg->msg[2] = pwr_state;
|
|
}
|
|
|
|
static inline void cec_ops_report_power_status(const struct cec_msg *msg,
|
|
__u8 *pwr_state)
|
|
{
|
|
*pwr_state = msg->msg[2];
|
|
}
|
|
|
|
static inline void cec_msg_give_device_power_status(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_GIVE_DEVICE_POWER_STATUS;
|
|
msg->reply = reply ? CEC_MSG_REPORT_POWER_STATUS : 0;
|
|
}
|
|
|
|
/* General Protocol Messages */
|
|
static inline void cec_msg_feature_abort(struct cec_msg *msg,
|
|
__u8 abort_msg, __u8 reason)
|
|
{
|
|
msg->len = 4;
|
|
msg->msg[1] = CEC_MSG_FEATURE_ABORT;
|
|
msg->msg[2] = abort_msg;
|
|
msg->msg[3] = reason;
|
|
}
|
|
|
|
static inline void cec_ops_feature_abort(const struct cec_msg *msg,
|
|
__u8 *abort_msg, __u8 *reason)
|
|
{
|
|
*abort_msg = msg->msg[2];
|
|
*reason = msg->msg[3];
|
|
}
|
|
|
|
/* This changes the current message into a feature abort message */
|
|
static inline void cec_msg_reply_feature_abort(struct cec_msg *msg, __u8 reason)
|
|
{
|
|
cec_msg_set_reply_to(msg, msg);
|
|
msg->len = 4;
|
|
msg->msg[2] = msg->msg[1];
|
|
msg->msg[3] = reason;
|
|
msg->msg[1] = CEC_MSG_FEATURE_ABORT;
|
|
}
|
|
|
|
static inline void cec_msg_abort(struct cec_msg *msg)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_ABORT;
|
|
}
|
|
|
|
|
|
/* System Audio Control Feature */
|
|
static inline void cec_msg_report_audio_status(struct cec_msg *msg,
|
|
__u8 aud_mute_status,
|
|
__u8 aud_vol_status)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_REPORT_AUDIO_STATUS;
|
|
msg->msg[2] = (aud_mute_status << 7) | (aud_vol_status & 0x7f);
|
|
}
|
|
|
|
static inline void cec_ops_report_audio_status(const struct cec_msg *msg,
|
|
__u8 *aud_mute_status,
|
|
__u8 *aud_vol_status)
|
|
{
|
|
*aud_mute_status = msg->msg[2] >> 7;
|
|
*aud_vol_status = msg->msg[2] & 0x7f;
|
|
}
|
|
|
|
static inline void cec_msg_give_audio_status(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_GIVE_AUDIO_STATUS;
|
|
msg->reply = reply ? CEC_MSG_REPORT_AUDIO_STATUS : 0;
|
|
}
|
|
|
|
static inline void cec_msg_set_system_audio_mode(struct cec_msg *msg,
|
|
__u8 sys_aud_status)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_SET_SYSTEM_AUDIO_MODE;
|
|
msg->msg[2] = sys_aud_status;
|
|
}
|
|
|
|
static inline void cec_ops_set_system_audio_mode(const struct cec_msg *msg,
|
|
__u8 *sys_aud_status)
|
|
{
|
|
*sys_aud_status = msg->msg[2];
|
|
}
|
|
|
|
static inline void cec_msg_system_audio_mode_request(struct cec_msg *msg,
|
|
int reply,
|
|
__u16 phys_addr)
|
|
{
|
|
msg->len = phys_addr == 0xffff ? 2 : 4;
|
|
msg->msg[1] = CEC_MSG_SYSTEM_AUDIO_MODE_REQUEST;
|
|
msg->msg[2] = phys_addr >> 8;
|
|
msg->msg[3] = phys_addr & 0xff;
|
|
msg->reply = reply ? CEC_MSG_SET_SYSTEM_AUDIO_MODE : 0;
|
|
|
|
}
|
|
|
|
static inline void cec_ops_system_audio_mode_request(const struct cec_msg *msg,
|
|
__u16 *phys_addr)
|
|
{
|
|
if (msg->len < 4)
|
|
*phys_addr = 0xffff;
|
|
else
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
}
|
|
|
|
static inline void cec_msg_system_audio_mode_status(struct cec_msg *msg,
|
|
__u8 sys_aud_status)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_SYSTEM_AUDIO_MODE_STATUS;
|
|
msg->msg[2] = sys_aud_status;
|
|
}
|
|
|
|
static inline void cec_ops_system_audio_mode_status(const struct cec_msg *msg,
|
|
__u8 *sys_aud_status)
|
|
{
|
|
*sys_aud_status = msg->msg[2];
|
|
}
|
|
|
|
static inline void cec_msg_give_system_audio_mode_status(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_GIVE_SYSTEM_AUDIO_MODE_STATUS;
|
|
msg->reply = reply ? CEC_MSG_SYSTEM_AUDIO_MODE_STATUS : 0;
|
|
}
|
|
|
|
static inline void cec_msg_report_short_audio_descriptor(struct cec_msg *msg,
|
|
__u8 num_descriptors,
|
|
const __u32 *descriptors)
|
|
{
|
|
unsigned int i;
|
|
|
|
if (num_descriptors > 4)
|
|
num_descriptors = 4;
|
|
msg->len = 2 + num_descriptors * 3;
|
|
msg->msg[1] = CEC_MSG_REPORT_SHORT_AUDIO_DESCRIPTOR;
|
|
for (i = 0; i < num_descriptors; i++) {
|
|
msg->msg[2 + i * 3] = (descriptors[i] >> 16) & 0xff;
|
|
msg->msg[3 + i * 3] = (descriptors[i] >> 8) & 0xff;
|
|
msg->msg[4 + i * 3] = descriptors[i] & 0xff;
|
|
}
|
|
}
|
|
|
|
static inline void cec_ops_report_short_audio_descriptor(const struct cec_msg *msg,
|
|
__u8 *num_descriptors,
|
|
__u32 *descriptors)
|
|
{
|
|
unsigned int i;
|
|
|
|
*num_descriptors = (msg->len - 2) / 3;
|
|
if (*num_descriptors > 4)
|
|
*num_descriptors = 4;
|
|
for (i = 0; i < *num_descriptors; i++)
|
|
descriptors[i] = (msg->msg[2 + i * 3] << 16) |
|
|
(msg->msg[3 + i * 3] << 8) |
|
|
msg->msg[4 + i * 3];
|
|
}
|
|
|
|
static inline void cec_msg_request_short_audio_descriptor(struct cec_msg *msg,
|
|
int reply,
|
|
__u8 num_descriptors,
|
|
const __u8 *audio_format_id,
|
|
const __u8 *audio_format_code)
|
|
{
|
|
unsigned int i;
|
|
|
|
if (num_descriptors > 4)
|
|
num_descriptors = 4;
|
|
msg->len = 2 + num_descriptors;
|
|
msg->msg[1] = CEC_MSG_REQUEST_SHORT_AUDIO_DESCRIPTOR;
|
|
msg->reply = reply ? CEC_MSG_REPORT_SHORT_AUDIO_DESCRIPTOR : 0;
|
|
for (i = 0; i < num_descriptors; i++)
|
|
msg->msg[2 + i] = (audio_format_id[i] << 6) |
|
|
(audio_format_code[i] & 0x3f);
|
|
}
|
|
|
|
static inline void cec_ops_request_short_audio_descriptor(const struct cec_msg *msg,
|
|
__u8 *num_descriptors,
|
|
__u8 *audio_format_id,
|
|
__u8 *audio_format_code)
|
|
{
|
|
unsigned int i;
|
|
|
|
*num_descriptors = msg->len - 2;
|
|
if (*num_descriptors > 4)
|
|
*num_descriptors = 4;
|
|
for (i = 0; i < *num_descriptors; i++) {
|
|
audio_format_id[i] = msg->msg[2 + i] >> 6;
|
|
audio_format_code[i] = msg->msg[2 + i] & 0x3f;
|
|
}
|
|
}
|
|
|
|
|
|
/* Audio Rate Control Feature */
|
|
static inline void cec_msg_set_audio_rate(struct cec_msg *msg,
|
|
__u8 audio_rate)
|
|
{
|
|
msg->len = 3;
|
|
msg->msg[1] = CEC_MSG_SET_AUDIO_RATE;
|
|
msg->msg[2] = audio_rate;
|
|
}
|
|
|
|
static inline void cec_ops_set_audio_rate(const struct cec_msg *msg,
|
|
__u8 *audio_rate)
|
|
{
|
|
*audio_rate = msg->msg[2];
|
|
}
|
|
|
|
|
|
/* Audio Return Channel Control Feature */
|
|
static inline void cec_msg_report_arc_initiated(struct cec_msg *msg)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_REPORT_ARC_INITIATED;
|
|
}
|
|
|
|
static inline void cec_msg_initiate_arc(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_INITIATE_ARC;
|
|
msg->reply = reply ? CEC_MSG_REPORT_ARC_INITIATED : 0;
|
|
}
|
|
|
|
static inline void cec_msg_request_arc_initiation(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_REQUEST_ARC_INITIATION;
|
|
msg->reply = reply ? CEC_MSG_INITIATE_ARC : 0;
|
|
}
|
|
|
|
static inline void cec_msg_report_arc_terminated(struct cec_msg *msg)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_REPORT_ARC_TERMINATED;
|
|
}
|
|
|
|
static inline void cec_msg_terminate_arc(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_TERMINATE_ARC;
|
|
msg->reply = reply ? CEC_MSG_REPORT_ARC_TERMINATED : 0;
|
|
}
|
|
|
|
static inline void cec_msg_request_arc_termination(struct cec_msg *msg,
|
|
int reply)
|
|
{
|
|
msg->len = 2;
|
|
msg->msg[1] = CEC_MSG_REQUEST_ARC_TERMINATION;
|
|
msg->reply = reply ? CEC_MSG_TERMINATE_ARC : 0;
|
|
}
|
|
|
|
|
|
/* Dynamic Audio Lipsync Feature */
|
|
/* Only for CEC 2.0 and up */
|
|
static inline void cec_msg_report_current_latency(struct cec_msg *msg,
|
|
__u16 phys_addr,
|
|
__u8 video_latency,
|
|
__u8 low_latency_mode,
|
|
__u8 audio_out_compensated,
|
|
__u8 audio_out_delay)
|
|
{
|
|
msg->len = 6;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_REPORT_CURRENT_LATENCY;
|
|
msg->msg[2] = phys_addr >> 8;
|
|
msg->msg[3] = phys_addr & 0xff;
|
|
msg->msg[4] = video_latency;
|
|
msg->msg[5] = (low_latency_mode << 2) | audio_out_compensated;
|
|
if (audio_out_compensated == 3)
|
|
msg->msg[msg->len++] = audio_out_delay;
|
|
}
|
|
|
|
static inline void cec_ops_report_current_latency(const struct cec_msg *msg,
|
|
__u16 *phys_addr,
|
|
__u8 *video_latency,
|
|
__u8 *low_latency_mode,
|
|
__u8 *audio_out_compensated,
|
|
__u8 *audio_out_delay)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
*video_latency = msg->msg[4];
|
|
*low_latency_mode = (msg->msg[5] >> 2) & 1;
|
|
*audio_out_compensated = msg->msg[5] & 3;
|
|
if (*audio_out_compensated == 3 && msg->len >= 7)
|
|
*audio_out_delay = msg->msg[6];
|
|
else
|
|
*audio_out_delay = 1;
|
|
}
|
|
|
|
static inline void cec_msg_request_current_latency(struct cec_msg *msg,
|
|
int reply,
|
|
__u16 phys_addr)
|
|
{
|
|
msg->len = 4;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_REQUEST_CURRENT_LATENCY;
|
|
msg->msg[2] = phys_addr >> 8;
|
|
msg->msg[3] = phys_addr & 0xff;
|
|
msg->reply = reply ? CEC_MSG_REPORT_CURRENT_LATENCY : 0;
|
|
}
|
|
|
|
static inline void cec_ops_request_current_latency(const struct cec_msg *msg,
|
|
__u16 *phys_addr)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
}
|
|
|
|
|
|
/* Capability Discovery and Control Feature */
|
|
static inline void cec_msg_cdc_hec_inquire_state(struct cec_msg *msg,
|
|
__u16 phys_addr1,
|
|
__u16 phys_addr2)
|
|
{
|
|
msg->len = 9;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_CDC_MESSAGE;
|
|
/* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
|
|
msg->msg[4] = CEC_MSG_CDC_HEC_INQUIRE_STATE;
|
|
msg->msg[5] = phys_addr1 >> 8;
|
|
msg->msg[6] = phys_addr1 & 0xff;
|
|
msg->msg[7] = phys_addr2 >> 8;
|
|
msg->msg[8] = phys_addr2 & 0xff;
|
|
}
|
|
|
|
static inline void cec_ops_cdc_hec_inquire_state(const struct cec_msg *msg,
|
|
__u16 *phys_addr,
|
|
__u16 *phys_addr1,
|
|
__u16 *phys_addr2)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
*phys_addr1 = (msg->msg[5] << 8) | msg->msg[6];
|
|
*phys_addr2 = (msg->msg[7] << 8) | msg->msg[8];
|
|
}
|
|
|
|
static inline void cec_msg_cdc_hec_report_state(struct cec_msg *msg,
|
|
__u16 target_phys_addr,
|
|
__u8 hec_func_state,
|
|
__u8 host_func_state,
|
|
__u8 enc_func_state,
|
|
__u8 cdc_errcode,
|
|
__u8 has_field,
|
|
__u16 hec_field)
|
|
{
|
|
msg->len = has_field ? 10 : 8;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_CDC_MESSAGE;
|
|
/* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
|
|
msg->msg[4] = CEC_MSG_CDC_HEC_REPORT_STATE;
|
|
msg->msg[5] = target_phys_addr >> 8;
|
|
msg->msg[6] = target_phys_addr & 0xff;
|
|
msg->msg[7] = (hec_func_state << 6) |
|
|
(host_func_state << 4) |
|
|
(enc_func_state << 2) |
|
|
cdc_errcode;
|
|
if (has_field) {
|
|
msg->msg[8] = hec_field >> 8;
|
|
msg->msg[9] = hec_field & 0xff;
|
|
}
|
|
}
|
|
|
|
static inline void cec_ops_cdc_hec_report_state(const struct cec_msg *msg,
|
|
__u16 *phys_addr,
|
|
__u16 *target_phys_addr,
|
|
__u8 *hec_func_state,
|
|
__u8 *host_func_state,
|
|
__u8 *enc_func_state,
|
|
__u8 *cdc_errcode,
|
|
__u8 *has_field,
|
|
__u16 *hec_field)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
*target_phys_addr = (msg->msg[5] << 8) | msg->msg[6];
|
|
*hec_func_state = msg->msg[7] >> 6;
|
|
*host_func_state = (msg->msg[7] >> 4) & 3;
|
|
*enc_func_state = (msg->msg[7] >> 4) & 3;
|
|
*cdc_errcode = msg->msg[7] & 3;
|
|
*has_field = msg->len >= 10;
|
|
*hec_field = *has_field ? ((msg->msg[8] << 8) | msg->msg[9]) : 0;
|
|
}
|
|
|
|
static inline void cec_msg_cdc_hec_set_state(struct cec_msg *msg,
|
|
__u16 phys_addr1,
|
|
__u16 phys_addr2,
|
|
__u8 hec_set_state,
|
|
__u16 phys_addr3,
|
|
__u16 phys_addr4,
|
|
__u16 phys_addr5)
|
|
{
|
|
msg->len = 10;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_CDC_MESSAGE;
|
|
/* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
|
|
msg->msg[4] = CEC_MSG_CDC_HEC_INQUIRE_STATE;
|
|
msg->msg[5] = phys_addr1 >> 8;
|
|
msg->msg[6] = phys_addr1 & 0xff;
|
|
msg->msg[7] = phys_addr2 >> 8;
|
|
msg->msg[8] = phys_addr2 & 0xff;
|
|
msg->msg[9] = hec_set_state;
|
|
if (phys_addr3 != CEC_PHYS_ADDR_INVALID) {
|
|
msg->msg[msg->len++] = phys_addr3 >> 8;
|
|
msg->msg[msg->len++] = phys_addr3 & 0xff;
|
|
if (phys_addr4 != CEC_PHYS_ADDR_INVALID) {
|
|
msg->msg[msg->len++] = phys_addr4 >> 8;
|
|
msg->msg[msg->len++] = phys_addr4 & 0xff;
|
|
if (phys_addr5 != CEC_PHYS_ADDR_INVALID) {
|
|
msg->msg[msg->len++] = phys_addr5 >> 8;
|
|
msg->msg[msg->len++] = phys_addr5 & 0xff;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static inline void cec_ops_cdc_hec_set_state(const struct cec_msg *msg,
|
|
__u16 *phys_addr,
|
|
__u16 *phys_addr1,
|
|
__u16 *phys_addr2,
|
|
__u8 *hec_set_state,
|
|
__u16 *phys_addr3,
|
|
__u16 *phys_addr4,
|
|
__u16 *phys_addr5)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
*phys_addr1 = (msg->msg[5] << 8) | msg->msg[6];
|
|
*phys_addr2 = (msg->msg[7] << 8) | msg->msg[8];
|
|
*hec_set_state = msg->msg[9];
|
|
*phys_addr3 = *phys_addr4 = *phys_addr5 = CEC_PHYS_ADDR_INVALID;
|
|
if (msg->len >= 12)
|
|
*phys_addr3 = (msg->msg[10] << 8) | msg->msg[11];
|
|
if (msg->len >= 14)
|
|
*phys_addr4 = (msg->msg[12] << 8) | msg->msg[13];
|
|
if (msg->len >= 16)
|
|
*phys_addr5 = (msg->msg[14] << 8) | msg->msg[15];
|
|
}
|
|
|
|
static inline void cec_msg_cdc_hec_set_state_adjacent(struct cec_msg *msg,
|
|
__u16 phys_addr1,
|
|
__u8 hec_set_state)
|
|
{
|
|
msg->len = 8;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_CDC_MESSAGE;
|
|
/* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
|
|
msg->msg[4] = CEC_MSG_CDC_HEC_SET_STATE_ADJACENT;
|
|
msg->msg[5] = phys_addr1 >> 8;
|
|
msg->msg[6] = phys_addr1 & 0xff;
|
|
msg->msg[7] = hec_set_state;
|
|
}
|
|
|
|
static inline void cec_ops_cdc_hec_set_state_adjacent(const struct cec_msg *msg,
|
|
__u16 *phys_addr,
|
|
__u16 *phys_addr1,
|
|
__u8 *hec_set_state)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
*phys_addr1 = (msg->msg[5] << 8) | msg->msg[6];
|
|
*hec_set_state = msg->msg[7];
|
|
}
|
|
|
|
static inline void cec_msg_cdc_hec_request_deactivation(struct cec_msg *msg,
|
|
__u16 phys_addr1,
|
|
__u16 phys_addr2,
|
|
__u16 phys_addr3)
|
|
{
|
|
msg->len = 11;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_CDC_MESSAGE;
|
|
/* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
|
|
msg->msg[4] = CEC_MSG_CDC_HEC_REQUEST_DEACTIVATION;
|
|
msg->msg[5] = phys_addr1 >> 8;
|
|
msg->msg[6] = phys_addr1 & 0xff;
|
|
msg->msg[7] = phys_addr2 >> 8;
|
|
msg->msg[8] = phys_addr2 & 0xff;
|
|
msg->msg[9] = phys_addr3 >> 8;
|
|
msg->msg[10] = phys_addr3 & 0xff;
|
|
}
|
|
|
|
static inline void cec_ops_cdc_hec_request_deactivation(const struct cec_msg *msg,
|
|
__u16 *phys_addr,
|
|
__u16 *phys_addr1,
|
|
__u16 *phys_addr2,
|
|
__u16 *phys_addr3)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
*phys_addr1 = (msg->msg[5] << 8) | msg->msg[6];
|
|
*phys_addr2 = (msg->msg[7] << 8) | msg->msg[8];
|
|
*phys_addr3 = (msg->msg[9] << 8) | msg->msg[10];
|
|
}
|
|
|
|
static inline void cec_msg_cdc_hec_notify_alive(struct cec_msg *msg)
|
|
{
|
|
msg->len = 5;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_CDC_MESSAGE;
|
|
/* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
|
|
msg->msg[4] = CEC_MSG_CDC_HEC_NOTIFY_ALIVE;
|
|
}
|
|
|
|
static inline void cec_ops_cdc_hec_notify_alive(const struct cec_msg *msg,
|
|
__u16 *phys_addr)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
}
|
|
|
|
static inline void cec_msg_cdc_hec_discover(struct cec_msg *msg)
|
|
{
|
|
msg->len = 5;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_CDC_MESSAGE;
|
|
/* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
|
|
msg->msg[4] = CEC_MSG_CDC_HEC_DISCOVER;
|
|
}
|
|
|
|
static inline void cec_ops_cdc_hec_discover(const struct cec_msg *msg,
|
|
__u16 *phys_addr)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
}
|
|
|
|
static inline void cec_msg_cdc_hpd_set_state(struct cec_msg *msg,
|
|
__u8 input_port,
|
|
__u8 hpd_state)
|
|
{
|
|
msg->len = 6;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_CDC_MESSAGE;
|
|
/* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
|
|
msg->msg[4] = CEC_MSG_CDC_HPD_SET_STATE;
|
|
msg->msg[5] = (input_port << 4) | hpd_state;
|
|
}
|
|
|
|
static inline void cec_ops_cdc_hpd_set_state(const struct cec_msg *msg,
|
|
__u16 *phys_addr,
|
|
__u8 *input_port,
|
|
__u8 *hpd_state)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
*input_port = msg->msg[5] >> 4;
|
|
*hpd_state = msg->msg[5] & 0xf;
|
|
}
|
|
|
|
static inline void cec_msg_cdc_hpd_report_state(struct cec_msg *msg,
|
|
__u8 hpd_state,
|
|
__u8 hpd_error)
|
|
{
|
|
msg->len = 6;
|
|
msg->msg[0] |= 0xf; /* broadcast */
|
|
msg->msg[1] = CEC_MSG_CDC_MESSAGE;
|
|
/* msg[2] and msg[3] (phys_addr) are filled in by the CEC framework */
|
|
msg->msg[4] = CEC_MSG_CDC_HPD_REPORT_STATE;
|
|
msg->msg[5] = (hpd_state << 4) | hpd_error;
|
|
}
|
|
|
|
static inline void cec_ops_cdc_hpd_report_state(const struct cec_msg *msg,
|
|
__u16 *phys_addr,
|
|
__u8 *hpd_state,
|
|
__u8 *hpd_error)
|
|
{
|
|
*phys_addr = (msg->msg[2] << 8) | msg->msg[3];
|
|
*hpd_state = msg->msg[5] >> 4;
|
|
*hpd_error = msg->msg[5] & 0xf;
|
|
}
|
|
|
|
#endif
|