path: root/contrib/libs/linux-headers/linux/cec-funcs.h

/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */ 
/* 
 * cec - HDMI Consumer Electronics Control message functions 
 * 
 * Copyright 2016 Cisco Systems, Inc. and/or its affiliates. All rights reserved. 
 */ 
 
#ifndef _CEC_UAPI_FUNCS_H 
#define _CEC_UAPI_FUNCS_H 
 
#include <linux/cec.h> 
 
/* One Touch Play Feature */ 
static __inline__ void cec_msg_active_source(struct cec_msg *msg, __u16 phys_addr) 
{ 
	msg->len = 4; 
	msg->msg[0] |= 0xf; /* broadcast */ 
	msg->msg[1] = CEC_MSG_ACTIVE_SOURCE; 
	msg->msg[2] = phys_addr >> 8; 
	msg->msg[3] = phys_addr & 0xff; 
} 
 
static __inline__ void cec_ops_active_source(const struct cec_msg *msg, 
					 __u16 *phys_addr) 
{ 
	*phys_addr = (msg->msg[2] << 8) | msg->msg[3]; 
} 
 
static __inline__ void cec_msg_image_view_on(struct cec_msg *msg) 
{ 
	msg->len = 2; 
	msg->msg[1] = CEC_MSG_IMAGE_VIEW_ON; 
} 
 
static __inline__ void cec_msg_text_view_on(struct cec_msg *msg) 
{ 
	msg->len = 2; 
	msg->msg[1] = CEC_MSG_TEXT_VIEW_ON; 
} 
 
 
/* Routing Control Feature */ 
static __inline__ void cec_msg_inactive_source(struct cec_msg *msg, 
					   __u16 phys_addr) 
{ 
	msg->len = 4; 
	msg->msg[1] = CEC_MSG_INACTIVE_SOURCE; 
	msg->msg[2] = phys_addr >> 8; 
	msg->msg[3] = phys_addr & 0xff; 
} 
 
static __inline__ void cec_ops_inactive_source(const struct cec_msg *msg, 
					   __u16 *phys_addr) 
{ 
	*phys_addr = (msg->msg[2] << 8) | msg->msg[3]; 
} 
 
static __inline__ void cec_msg_request_active_source(struct cec_msg *msg, 
						 int reply) 
{ 
	msg->len = 2; 
	msg->msg[0] |= 0xf; /* broadcast */ 
	msg->msg[1] = CEC_MSG_REQUEST_ACTIVE_SOURCE; 
	msg->reply = reply ? CEC_MSG_ACTIVE_SOURCE : 0; 
} 
 
static __inline__ void cec_msg_routing_information(struct cec_msg *msg, 
					       __u16 phys_addr) 
{ 
	msg->len = 4; 
	msg->msg[0] |= 0xf; /* broadcast */ 
	msg->msg[1] = CEC_MSG_ROUTING_INFORMATION; 
	msg->msg[2] = phys_addr >> 8; 
	msg->msg[3] = phys_addr & 0xff; 
} 
 
static __inline__ void cec_ops_routing_information(const struct cec_msg *msg, 
					       __u16 *phys_addr) 
{ 
	*phys_addr = (msg->msg[2] << 8) | msg->msg[3]; 
} 
 
static __inline__ void cec_msg_routing_change(struct cec_msg *msg, 
					  int reply, 
					  __u16 orig_phys_addr, 
					  __u16 new_phys_addr) 
{ 
	msg->len = 6; 
	msg->msg[0] |= 0xf; /* broadcast */ 
	msg->msg[1] = CEC_MSG_ROUTING_CHANGE; 
	msg->msg[2] = orig_phys_addr >> 8; 
	msg->msg[3] = orig_phys_addr & 0xff; 
	msg->msg[4] = new_phys_addr >> 8; 
	msg->msg[5] = new_phys_addr & 0xff; 
	msg->reply = reply ? CEC_MSG_ROUTING_INFORMATION : 0; 
} 
 
static __inline__ void cec_ops_routing_change(const struct cec_msg *msg, 
					  __u16 *orig_phys_addr, 
					  __u16 *new_phys_addr) 
{ 
	*orig_phys_addr = (msg->msg[2] << 8) | msg->msg[3]; 
	*new_phys_addr = (msg->msg[4] << 8) | msg->msg[5]; 
} 
 
static __inline__ void cec_msg_set_stream_path(struct cec_msg *msg, __u16 phys_addr) 
{ 
	msg->len = 4; 
	msg->msg[0] |= 0xf; /* broadcast */ 
	msg->msg[1] = CEC_MSG_SET_STREAM_PATH; 
	msg->msg[2] = phys_addr >> 8; 
	msg->msg[3] = phys_addr & 0xff; 
} 
 
static __inline__ void cec_ops_set_stream_path(const struct cec_msg *msg, 
					   __u16 *phys_addr) 
{ 
	*phys_addr = (msg->msg[2] << 8) | msg->msg[3]; 
} 
 
 
/* Standby Feature */ 
static __inline__ void cec_msg_standby(struct cec_msg *msg) 
{ 
	msg->len = 2; 
	msg->msg[1] = CEC_MSG_STANDBY; 
} 
 
 
/* One Touch Record Feature */ 
static __inline__ void cec_msg_record_off(struct cec_msg *msg, int reply) 
{ 
	msg->len = 2; 
	msg->msg[1] = CEC_MSG_RECORD_OFF; 
	msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0; 
} 
 
struct cec_op_arib_data { 
	__u16 transport_id; 
	__u16 service_id; 
	__u16 orig_network_id; 
}; 
 
struct cec_op_atsc_data { 
	__u16 transport_id; 
	__u16 program_number; 
}; 
 
struct cec_op_dvb_data { 
	__u16 transport_id; 
	__u16 service_id; 
	__u16 orig_network_id; 
}; 
 
struct cec_op_channel_data { 
	__u8 channel_number_fmt; 
	__u16 major; 
	__u16 minor; 
}; 
 
struct cec_op_digital_service_id { 
	__u8 service_id_method; 
	__u8 dig_bcast_system; 
	union { 
		struct cec_op_arib_data arib; 
		struct cec_op_atsc_data atsc; 
		struct cec_op_dvb_data dvb; 
		struct cec_op_channel_data channel; 
	}; 
}; 
 
struct cec_op_record_src { 
	__u8 type; 
	union { 
		struct cec_op_digital_service_id digital; 
		struct { 
			__u8 ana_bcast_type; 
			__u16 ana_freq; 
			__u8 bcast_system; 
		} analog; 
		struct { 
			__u8 plug; 
		} ext_plug; 
		struct { 
			__u16 phys_addr; 
		} ext_phys_addr; 
	}; 
}; 
 
static __inline__ void cec_set_digital_service_id(__u8 *msg, 
	      const struct cec_op_digital_service_id *digital) 
{ 
	*msg++ = (digital->service_id_method << 7) | digital->dig_bcast_system; 
	if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) { 
		*msg++ = (digital->channel.channel_number_fmt << 2) | 
			 (digital->channel.major >> 8); 
		*msg++ = digital->channel.major & 0xff; 
		*msg++ = digital->channel.minor >> 8; 
		*msg++ = digital->channel.minor & 0xff; 
		*msg++ = 0; 
		*msg++ = 0; 
		return; 
	} 
	switch (digital->dig_bcast_system) { 
	case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_GEN: 
	case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_CABLE: 
	case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_SAT: 
	case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_T: 
		*msg++ = digital->atsc.transport_id >> 8; 
		*msg++ = digital->atsc.transport_id & 0xff; 
		*msg++ = digital->atsc.program_number >> 8; 
		*msg++ = digital->atsc.program_number & 0xff; 
		*msg++ = 0; 
		*msg++ = 0; 
		break; 
	default: 
		*msg++ = digital->dvb.transport_id >> 8; 
		*msg++ = digital->dvb.transport_id & 0xff; 
		*msg++ = digital->dvb.service_id >> 8; 
		*msg++ = digital->dvb.service_id & 0xff; 
		*msg++ = digital->dvb.orig_network_id >> 8; 
		*msg++ = digital->dvb.orig_network_id & 0xff; 
		break; 
	} 
} 
 
static __inline__ void cec_get_digital_service_id(const __u8 *msg, 
	      struct cec_op_digital_service_id *digital) 
{ 
	digital->service_id_method = msg[0] >> 7; 
	digital->dig_bcast_system = msg[0] & 0x7f; 
	if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) { 
		digital->channel.channel_number_fmt = msg[1] >> 2; 
		digital->channel.major = ((msg[1] & 3) << 6) | msg[2]; 
		digital->channel.minor = (msg[3] << 8) | msg[4]; 
		return; 
	} 
	digital->dvb.transport_id = (msg[1] << 8) | msg[2]; 
	digital->dvb.service_id = (msg[3] << 8) | msg[4]; 
	digital->dvb.orig_network_id = (msg[5] << 8) | msg[6]; 
} 
 
static __inline__ void cec_msg_record_on_own(struct cec_msg *msg) 
{ 
	msg->len = 3; 
	msg->msg[1] = CEC_MSG_RECORD_ON; 
	msg->msg[2] = CEC_OP_RECORD_SRC_OWN; 
} 
 
static __inline__ void cec_msg_record_on_digital(struct cec_msg *msg, 
			     const struct cec_op_digital_service_id *digital) 
{ 
	msg->len = 10; 
	msg->msg[1] = CEC_MSG_RECORD_ON; 
	msg->msg[2] = CEC_OP_RECORD_SRC_DIGITAL; 
	cec_set_digital_service_id(msg->msg + 3, digital); 
} 
 
static __inline__ void cec_msg_record_on_analog(struct cec_msg *msg, 
					    __u8 ana_bcast_type, 
					    __u16 ana_freq, 
					    __u8 bcast_system) 
{ 
	msg->len = 7; 
	msg->msg[1] = CEC_MSG_RECORD_ON; 
	msg->msg[2] = CEC_OP_RECORD_SRC_ANALOG; 
	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_record_on_plug(struct cec_msg *msg, 
					  __u8 plug) 
{ 
	msg->len = 4; 
	msg->msg[1] = CEC_MSG_RECORD_ON; 
	msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PLUG; 
	msg->msg[3] = plug; 
} 
 
static __inline__ void cec_msg_record_on_phys_addr(struct cec_msg *msg, 
					       __u16 phys_addr) 
{ 
	msg->len = 5; 
	msg->msg[1] = CEC_MSG_RECORD_ON; 
	msg->msg[2] = CEC_OP_RECORD_SRC_EXT_PHYS_ADDR; 
	msg->msg[3] = phys_addr >> 8; 
	msg->msg[4] = phys_addr & 0xff; 
} 
 
static __inline__ void cec_msg_record_on(struct cec_msg *msg, 
				     int reply, 
				     const struct cec_op_record_src *rec_src) 
{ 
	switch (rec_src->type) { 
	case CEC_OP_RECORD_SRC_OWN: 
		cec_msg_record_on_own(msg); 
		break; 
	case CEC_OP_RECORD_SRC_DIGITAL: 
		cec_msg_record_on_digital(msg, &rec_src->digital); 
		break; 
	case CEC_OP_RECORD_SRC_ANALOG: 
		cec_msg_record_on_analog(msg, 
					 rec_src->analog.ana_bcast_type, 
					 rec_src->analog.ana_freq, 
					 rec_src->analog.bcast_system); 
		break; 
	case CEC_OP_RECORD_SRC_EXT_PLUG: 
		cec_msg_record_on_plug(msg, rec_src->ext_plug.plug); 
		break; 
	case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR: 
		cec_msg_record_on_phys_addr(msg, 
					    rec_src->ext_phys_addr.phys_addr); 
		break; 
	} 
	msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0; 
} 
 
static __inline__ void cec_ops_record_on(const struct cec_msg *msg, 
				     struct cec_op_record_src *rec_src) 
{ 
	rec_src->type = msg->msg[2]; 
	switch (rec_src->type) { 
	case CEC_OP_RECORD_SRC_OWN: 
		break; 
	case CEC_OP_RECORD_SRC_DIGITAL: 
		cec_get_digital_service_id(msg->msg + 3, &rec_src->digital); 
		break; 
	case CEC_OP_RECORD_SRC_ANALOG: 
		rec_src->analog.ana_bcast_type = msg->msg[3]; 
		rec_src->analog.ana_freq = 
			(msg->msg[4] << 8) | msg->msg[5]; 
		rec_src->analog.bcast_system = msg->msg[6]; 
		break; 
	case CEC_OP_RECORD_SRC_EXT_PLUG: 
		rec_src->ext_plug.plug = msg->msg[3]; 
		break; 
	case CEC_OP_RECORD_SRC_EXT_PHYS_ADDR: 
		rec_src->ext_phys_addr.phys_addr = 
			(msg->msg[3] << 8) | msg->msg[4]; 
		break; 
	} 
} 
 
static __inline__ void cec_msg_record_status(struct cec_msg *msg, __u8 rec_status) 
{ 
	msg->len = 3; 
	msg->msg[1] = CEC_MSG_RECORD_STATUS; 
	msg->msg[2] = rec_status; 
} 
 
static __inline__ void cec_ops_record_status(const struct cec_msg *msg, 
					 __u8 *rec_status) 
{ 
	*rec_status = msg->msg[2]; 
} 
 
static __inline__ void cec_msg_record_tv_screen(struct cec_msg *msg, 
					    int reply) 
{ 
	msg->len = 2; 
	msg->msg[1] = CEC_MSG_RECORD_TV_SCREEN; 
	msg->reply = reply ? CEC_MSG_RECORD_ON : 0; 
} 
 
 
/* Timer Programming Feature */ 
static __inline__ void cec_msg_timer_status(struct cec_msg *msg, 
					__u8 timer_overlap_warning, 
					__u8 media_info, 
					__u8 prog_info, 
					__u8 prog_error, 
					__u8 duration_hr, 
					__u8 duration_min) 
{ 
	msg->len = 3; 
	msg->msg[1] = CEC_MSG_TIMER_STATUS; 
	msg->msg[2] = (timer_overlap_warning << 7) | 
		(media_info << 5) | 
		(prog_info ? 0x10 : 0) | 
		(prog_info ? prog_info : prog_error); 
	if (prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE || 
	    prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE || 
	    prog_error == CEC_OP_PROG_ERROR_DUPLICATE) { 
		msg->len += 2; 
		msg->msg[3] = ((duration_hr / 10) << 4) | (duration_hr % 10); 
		msg->msg[4] = ((duration_min / 10) << 4) | (duration_min % 10); 
	} 
} 
 
static __inline__ void cec_ops_timer_status(const struct cec_msg *msg, 
					__u8 *timer_overlap_warning, 
					__u8 *media_info, 
					__u8 *prog_info, 
					__u8 *prog_error, 
					__u8 *duration_hr, 
					__u8 *duration_min) 
{ 
	*timer_overlap_warning = msg->msg[2] >> 7; 
	*media_info = (msg->msg[2] >> 5) & 3; 
	if (msg->msg[2] & 0x10) { 
		*prog_info = msg->msg[2] & 0xf; 
		*prog_error = 0; 
	} else { 
		*prog_info = 0; 
		*prog_error = msg->msg[2] & 0xf; 
	} 
	if (*prog_info == CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE || 
	    *prog_info == CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE || 
	    *prog_error == CEC_OP_PROG_ERROR_DUPLICATE) { 
		*duration_hr = (msg->msg[3] >> 4) * 10 + (msg->msg[3] & 0xf); 
		*duration_min = (msg->msg[4] >> 4) * 10 + (msg->msg[4] & 0xf); 
	} else { 
		*duration_hr = *duration_min = 0; 
	} 
} 
 
static __inline__ void cec_msg_timer_cleared_status(struct cec_msg *msg, 
						__u8 timer_cleared_status) 
{ 
	msg->len = 3; 
	msg->msg[1] = CEC_MSG_TIMER_CLEARED_STATUS; 
	msg->msg[2] = timer_cleared_status; 
} 
 
static __inline__ void cec_ops_timer_cleared_status(const struct cec_msg *msg, 
						__u8 *timer_cleared_status) 
{ 
	*timer_cleared_status = msg->msg[2]; 
} 
 
static __inline__ void cec_msg_clear_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_CLEAR_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_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 = 0; 
} 
 
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