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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* lirc.h - linux infrared remote control header file
*/
#ifndef _LINUX_LIRC_H
#define _LINUX_LIRC_H
#include <linux/types.h>
#include <linux/ioctl.h>
#define PULSE_BIT 0x01000000
#define PULSE_MASK 0x00FFFFFF
#define LIRC_MODE2_SPACE 0x00000000
#define LIRC_MODE2_PULSE 0x01000000
#define LIRC_MODE2_FREQUENCY 0x02000000
#define LIRC_MODE2_TIMEOUT 0x03000000
#define LIRC_VALUE_MASK 0x00FFFFFF
#define LIRC_MODE2_MASK 0xFF000000
#define LIRC_SPACE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_SPACE)
#define LIRC_PULSE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_PULSE)
#define LIRC_FREQUENCY(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_FREQUENCY)
#define LIRC_TIMEOUT(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_TIMEOUT)
#define LIRC_VALUE(val) ((val)&LIRC_VALUE_MASK)
#define LIRC_MODE2(val) ((val)&LIRC_MODE2_MASK)
#define LIRC_IS_SPACE(val) (LIRC_MODE2(val) == LIRC_MODE2_SPACE)
#define LIRC_IS_PULSE(val) (LIRC_MODE2(val) == LIRC_MODE2_PULSE)
#define LIRC_IS_FREQUENCY(val) (LIRC_MODE2(val) == LIRC_MODE2_FREQUENCY)
#define LIRC_IS_TIMEOUT(val) (LIRC_MODE2(val) == LIRC_MODE2_TIMEOUT)
/* used heavily by lirc userspace */
#define lirc_t int
/*** lirc compatible hardware features ***/
#define LIRC_MODE2SEND(x) (x)
#define LIRC_SEND2MODE(x) (x)
#define LIRC_MODE2REC(x) ((x) << 16)
#define LIRC_REC2MODE(x) ((x) >> 16)
#define LIRC_MODE_RAW 0x00000001
#define LIRC_MODE_PULSE 0x00000002
#define LIRC_MODE_MODE2 0x00000004
#define LIRC_MODE_SCANCODE 0x00000008
#define LIRC_MODE_LIRCCODE 0x00000010
#define LIRC_CAN_SEND_RAW LIRC_MODE2SEND(LIRC_MODE_RAW)
#define LIRC_CAN_SEND_PULSE LIRC_MODE2SEND(LIRC_MODE_PULSE)
#define LIRC_CAN_SEND_MODE2 LIRC_MODE2SEND(LIRC_MODE_MODE2)
#define LIRC_CAN_SEND_LIRCCODE LIRC_MODE2SEND(LIRC_MODE_LIRCCODE)
#define LIRC_CAN_SEND_MASK 0x0000003f
#define LIRC_CAN_SET_SEND_CARRIER 0x00000100
#define LIRC_CAN_SET_SEND_DUTY_CYCLE 0x00000200
#define LIRC_CAN_SET_TRANSMITTER_MASK 0x00000400
#define LIRC_CAN_REC_RAW LIRC_MODE2REC(LIRC_MODE_RAW)
#define LIRC_CAN_REC_PULSE LIRC_MODE2REC(LIRC_MODE_PULSE)
#define LIRC_CAN_REC_MODE2 LIRC_MODE2REC(LIRC_MODE_MODE2)
#define LIRC_CAN_REC_SCANCODE LIRC_MODE2REC(LIRC_MODE_SCANCODE)
#define LIRC_CAN_REC_LIRCCODE LIRC_MODE2REC(LIRC_MODE_LIRCCODE)
#define LIRC_CAN_REC_MASK LIRC_MODE2REC(LIRC_CAN_SEND_MASK)
#define LIRC_CAN_SET_REC_CARRIER (LIRC_CAN_SET_SEND_CARRIER << 16)
#define LIRC_CAN_SET_REC_DUTY_CYCLE (LIRC_CAN_SET_SEND_DUTY_CYCLE << 16)
#define LIRC_CAN_SET_REC_DUTY_CYCLE_RANGE 0x40000000
#define LIRC_CAN_SET_REC_CARRIER_RANGE 0x80000000
#define LIRC_CAN_GET_REC_RESOLUTION 0x20000000
#define LIRC_CAN_SET_REC_TIMEOUT 0x10000000
#define LIRC_CAN_SET_REC_FILTER 0x08000000
#define LIRC_CAN_MEASURE_CARRIER 0x02000000
#define LIRC_CAN_USE_WIDEBAND_RECEIVER 0x04000000
#define LIRC_CAN_SEND(x) ((x)&LIRC_CAN_SEND_MASK)
#define LIRC_CAN_REC(x) ((x)&LIRC_CAN_REC_MASK)
#define LIRC_CAN_NOTIFY_DECODE 0x01000000
/*** IOCTL commands for lirc driver ***/
#define LIRC_GET_FEATURES _IOR('i', 0x00000000, __u32)
#define LIRC_GET_SEND_MODE _IOR('i', 0x00000001, __u32)
#define LIRC_GET_REC_MODE _IOR('i', 0x00000002, __u32)
#define LIRC_GET_REC_RESOLUTION _IOR('i', 0x00000007, __u32)
#define LIRC_GET_MIN_TIMEOUT _IOR('i', 0x00000008, __u32)
#define LIRC_GET_MAX_TIMEOUT _IOR('i', 0x00000009, __u32)
/* code length in bits, currently only for LIRC_MODE_LIRCCODE */
#define LIRC_GET_LENGTH _IOR('i', 0x0000000f, __u32)
#define LIRC_SET_SEND_MODE _IOW('i', 0x00000011, __u32)
#define LIRC_SET_REC_MODE _IOW('i', 0x00000012, __u32)
/* Note: these can reset the according pulse_width */
#define LIRC_SET_SEND_CARRIER _IOW('i', 0x00000013, __u32)
#define LIRC_SET_REC_CARRIER _IOW('i', 0x00000014, __u32)
#define LIRC_SET_SEND_DUTY_CYCLE _IOW('i', 0x00000015, __u32)
#define LIRC_SET_TRANSMITTER_MASK _IOW('i', 0x00000017, __u32)
/*
* when a timeout != 0 is set the driver will send a
* LIRC_MODE2_TIMEOUT data packet, otherwise LIRC_MODE2_TIMEOUT is
* never sent, timeout is disabled by default
*/
#define LIRC_SET_REC_TIMEOUT _IOW('i', 0x00000018, __u32)
/* 1 enables, 0 disables timeout reports in MODE2 */
#define LIRC_SET_REC_TIMEOUT_REPORTS _IOW('i', 0x00000019, __u32)
/*
* if enabled from the next key press on the driver will send
* LIRC_MODE2_FREQUENCY packets
*/
#define LIRC_SET_MEASURE_CARRIER_MODE _IOW('i', 0x0000001d, __u32)
/*
* to set a range use LIRC_SET_REC_CARRIER_RANGE with the
* lower bound first and later LIRC_SET_REC_CARRIER with the upper bound
*/
#define LIRC_SET_REC_CARRIER_RANGE _IOW('i', 0x0000001f, __u32)
#define LIRC_SET_WIDEBAND_RECEIVER _IOW('i', 0x00000023, __u32)
/*
* Return the recording timeout, which is either set by
* the ioctl LIRC_SET_REC_TIMEOUT or by the kernel after setting the protocols.
*/
#define LIRC_GET_REC_TIMEOUT _IOR('i', 0x00000024, __u32)
/**
* struct lirc_scancode - decoded scancode with protocol for use with
* LIRC_MODE_SCANCODE
*
* @timestamp: Timestamp in nanoseconds using CLOCK_MONOTONIC when IR
* was decoded.
* @flags: should be 0 for transmit. When receiving scancodes,
* LIRC_SCANCODE_FLAG_TOGGLE or LIRC_SCANCODE_FLAG_REPEAT can be set
* depending on the protocol
* @rc_proto: see enum rc_proto
* @keycode: the translated keycode. Set to 0 for transmit.
* @scancode: the scancode received or to be sent
*/
struct lirc_scancode {
__u64 timestamp;
__u16 flags;
__u16 rc_proto;
__u32 keycode;
__u64 scancode;
};
/* Set if the toggle bit of rc-5 or rc-6 is enabled */
#define LIRC_SCANCODE_FLAG_TOGGLE 1
/* Set if this is a nec or sanyo repeat */
#define LIRC_SCANCODE_FLAG_REPEAT 2
/**
* enum rc_proto - the Remote Controller protocol
*
* @RC_PROTO_UNKNOWN: Protocol not known
* @RC_PROTO_OTHER: Protocol known but proprietary
* @RC_PROTO_RC5: Philips RC5 protocol
* @RC_PROTO_RC5X_20: Philips RC5x 20 bit protocol
* @RC_PROTO_RC5_SZ: StreamZap variant of RC5
* @RC_PROTO_JVC: JVC protocol
* @RC_PROTO_SONY12: Sony 12 bit protocol
* @RC_PROTO_SONY15: Sony 15 bit protocol
* @RC_PROTO_SONY20: Sony 20 bit protocol
* @RC_PROTO_NEC: NEC protocol
* @RC_PROTO_NECX: Extended NEC protocol
* @RC_PROTO_NEC32: NEC 32 bit protocol
* @RC_PROTO_SANYO: Sanyo protocol
* @RC_PROTO_MCIR2_KBD: RC6-ish MCE keyboard
* @RC_PROTO_MCIR2_MSE: RC6-ish MCE mouse
* @RC_PROTO_RC6_0: Philips RC6-0-16 protocol
* @RC_PROTO_RC6_6A_20: Philips RC6-6A-20 protocol
* @RC_PROTO_RC6_6A_24: Philips RC6-6A-24 protocol
* @RC_PROTO_RC6_6A_32: Philips RC6-6A-32 protocol
* @RC_PROTO_RC6_MCE: MCE (Philips RC6-6A-32 subtype) protocol
* @RC_PROTO_SHARP: Sharp protocol
* @RC_PROTO_XMP: XMP protocol
* @RC_PROTO_CEC: CEC protocol
* @RC_PROTO_IMON: iMon Pad protocol
* @RC_PROTO_RCMM12: RC-MM protocol 12 bits
* @RC_PROTO_RCMM24: RC-MM protocol 24 bits
* @RC_PROTO_RCMM32: RC-MM protocol 32 bits
* @RC_PROTO_XBOX_DVD: Xbox DVD Movie Playback Kit protocol
* @RC_PROTO_MAX: Maximum value of enum rc_proto
*/
enum rc_proto {
RC_PROTO_UNKNOWN = 0,
RC_PROTO_OTHER = 1,
RC_PROTO_RC5 = 2,
RC_PROTO_RC5X_20 = 3,
RC_PROTO_RC5_SZ = 4,
RC_PROTO_JVC = 5,
RC_PROTO_SONY12 = 6,
RC_PROTO_SONY15 = 7,
RC_PROTO_SONY20 = 8,
RC_PROTO_NEC = 9,
RC_PROTO_NECX = 10,
RC_PROTO_NEC32 = 11,
RC_PROTO_SANYO = 12,
RC_PROTO_MCIR2_KBD = 13,
RC_PROTO_MCIR2_MSE = 14,
RC_PROTO_RC6_0 = 15,
RC_PROTO_RC6_6A_20 = 16,
RC_PROTO_RC6_6A_24 = 17,
RC_PROTO_RC6_6A_32 = 18,
RC_PROTO_RC6_MCE = 19,
RC_PROTO_SHARP = 20,
RC_PROTO_XMP = 21,
RC_PROTO_CEC = 22,
RC_PROTO_IMON = 23,
RC_PROTO_RCMM12 = 24,
RC_PROTO_RCMM24 = 25,
RC_PROTO_RCMM32 = 26,
RC_PROTO_XBOX_DVD = 27,
RC_PROTO_MAX = RC_PROTO_XBOX_DVD,
};
#endif
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