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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_MODE2_OVERFLOW 0x04000000 #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_OVERFLOW(val) (((val) & LIRC_VALUE_MASK) | LIRC_MODE2_OVERFLOW) #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) #define LIRC_IS_OVERFLOW(val) (LIRC_MODE2(val) == LIRC_MODE2_OVERFLOW) /* 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_CARRIER_RANGE 0x80000000 #define LIRC_CAN_GET_REC_RESOLUTION 0x20000000 #define LIRC_CAN_SET_REC_TIMEOUT 0x10000000 #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) /* * Unused features. These features were never implemented, in tree or * out of tree. These definitions are here so not to break the lircd build. */ #define LIRC_CAN_SET_REC_FILTER 0 #define LIRC_CAN_NOTIFY_DECODE 0 /*** 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