/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */

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/*

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* lirc.h - linux infrared remote control header file

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* last modified 2010/07/13 by Jarod Wilson

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*/

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#ifndef _LINUX_LIRC_H

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#define _LINUX_LIRC_H

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#include <linux/types.h>

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#include <linux/ioctl.h>

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#define PULSE_BIT 0x01000000

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#define PULSE_MASK 0x00FFFFFF

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#define LIRC_MODE2_SPACE 0x00000000

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#define LIRC_MODE2_PULSE 0x01000000

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#define LIRC_MODE2_FREQUENCY 0x02000000

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#define LIRC_MODE2_TIMEOUT 0x03000000

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#define LIRC_VALUE_MASK 0x00FFFFFF

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#define LIRC_MODE2_MASK 0xFF000000

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#define LIRC_SPACE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_SPACE)

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#define LIRC_PULSE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_PULSE)

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#define LIRC_FREQUENCY(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_FREQUENCY)

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#define LIRC_TIMEOUT(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_TIMEOUT)

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#define LIRC_VALUE(val) ((val)&LIRC_VALUE_MASK)

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#define LIRC_MODE2(val) ((val)&LIRC_MODE2_MASK)

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#define LIRC_IS_SPACE(val) (LIRC_MODE2(val) == LIRC_MODE2_SPACE)

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#define LIRC_IS_PULSE(val) (LIRC_MODE2(val) == LIRC_MODE2_PULSE)

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#define LIRC_IS_FREQUENCY(val) (LIRC_MODE2(val) == LIRC_MODE2_FREQUENCY)

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#define LIRC_IS_TIMEOUT(val) (LIRC_MODE2(val) == LIRC_MODE2_TIMEOUT)

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/* used heavily by lirc userspace */

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#define lirc_t int

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/*** lirc compatible hardware features ***/

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#define LIRC_MODE2SEND(x) (x)

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#define LIRC_SEND2MODE(x) (x)

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#define LIRC_MODE2REC(x) ((x) << 16)

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#define LIRC_REC2MODE(x) ((x) >> 16)

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#define LIRC_MODE_RAW 0x00000001

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#define LIRC_MODE_PULSE 0x00000002

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#define LIRC_MODE_MODE2 0x00000004

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#define LIRC_MODE_SCANCODE 0x00000008

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#define LIRC_MODE_LIRCCODE 0x00000010

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#define LIRC_CAN_SEND_RAW LIRC_MODE2SEND(LIRC_MODE_RAW)

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#define LIRC_CAN_SEND_PULSE LIRC_MODE2SEND(LIRC_MODE_PULSE)

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#define LIRC_CAN_SEND_MODE2 LIRC_MODE2SEND(LIRC_MODE_MODE2)

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#define LIRC_CAN_SEND_LIRCCODE LIRC_MODE2SEND(LIRC_MODE_LIRCCODE)

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#define LIRC_CAN_SEND_MASK 0x0000003f

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#define LIRC_CAN_SET_SEND_CARRIER 0x00000100

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#define LIRC_CAN_SET_SEND_DUTY_CYCLE 0x00000200

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#define LIRC_CAN_SET_TRANSMITTER_MASK 0x00000400

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#define LIRC_CAN_REC_RAW LIRC_MODE2REC(LIRC_MODE_RAW)

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#define LIRC_CAN_REC_PULSE LIRC_MODE2REC(LIRC_MODE_PULSE)

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#define LIRC_CAN_REC_MODE2 LIRC_MODE2REC(LIRC_MODE_MODE2)

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#define LIRC_CAN_REC_SCANCODE LIRC_MODE2REC(LIRC_MODE_SCANCODE)

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#define LIRC_CAN_REC_LIRCCODE LIRC_MODE2REC(LIRC_MODE_LIRCCODE)

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#define LIRC_CAN_REC_MASK LIRC_MODE2REC(LIRC_CAN_SEND_MASK)

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#define LIRC_CAN_SET_REC_CARRIER (LIRC_CAN_SET_SEND_CARRIER << 16)

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#define LIRC_CAN_SET_REC_DUTY_CYCLE (LIRC_CAN_SET_SEND_DUTY_CYCLE << 16)

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#define LIRC_CAN_SET_REC_DUTY_CYCLE_RANGE 0x40000000

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#define LIRC_CAN_SET_REC_CARRIER_RANGE 0x80000000

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#define LIRC_CAN_GET_REC_RESOLUTION 0x20000000

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#define LIRC_CAN_SET_REC_TIMEOUT 0x10000000

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#define LIRC_CAN_SET_REC_FILTER 0x08000000

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#define LIRC_CAN_MEASURE_CARRIER 0x02000000

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#define LIRC_CAN_USE_WIDEBAND_RECEIVER 0x04000000

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#define LIRC_CAN_SEND(x) ((x)&LIRC_CAN_SEND_MASK)

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#define LIRC_CAN_REC(x) ((x)&LIRC_CAN_REC_MASK)

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#define LIRC_CAN_NOTIFY_DECODE 0x01000000

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/*** IOCTL commands for lirc driver ***/

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#define LIRC_GET_FEATURES _IOR('i', 0x00000000, __u32)

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#define LIRC_GET_SEND_MODE _IOR('i', 0x00000001, __u32)

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#define LIRC_GET_REC_MODE _IOR('i', 0x00000002, __u32)

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#define LIRC_GET_REC_RESOLUTION _IOR('i', 0x00000007, __u32)

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#define LIRC_GET_MIN_TIMEOUT _IOR('i', 0x00000008, __u32)

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#define LIRC_GET_MAX_TIMEOUT _IOR('i', 0x00000009, __u32)

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/* code length in bits, currently only for LIRC_MODE_LIRCCODE */

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#define LIRC_GET_LENGTH _IOR('i', 0x0000000f, __u32)

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#define LIRC_SET_SEND_MODE _IOW('i', 0x00000011, __u32)

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#define LIRC_SET_REC_MODE _IOW('i', 0x00000012, __u32)

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/* Note: these can reset the according pulse_width */

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#define LIRC_SET_SEND_CARRIER _IOW('i', 0x00000013, __u32)

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#define LIRC_SET_REC_CARRIER _IOW('i', 0x00000014, __u32)

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#define LIRC_SET_SEND_DUTY_CYCLE _IOW('i', 0x00000015, __u32)

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#define LIRC_SET_TRANSMITTER_MASK _IOW('i', 0x00000017, __u32)

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/*

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* when a timeout != 0 is set the driver will send a

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* LIRC_MODE2_TIMEOUT data packet, otherwise LIRC_MODE2_TIMEOUT is

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* never sent, timeout is disabled by default

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*/

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#define LIRC_SET_REC_TIMEOUT _IOW('i', 0x00000018, __u32)

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/* 1 enables, 0 disables timeout reports in MODE2 */

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#define LIRC_SET_REC_TIMEOUT_REPORTS _IOW('i', 0x00000019, __u32)

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/*

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* if enabled from the next key press on the driver will send

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* LIRC_MODE2_FREQUENCY packets

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*/

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#define LIRC_SET_MEASURE_CARRIER_MODE _IOW('i', 0x0000001d, __u32)

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/*

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* to set a range use LIRC_SET_REC_CARRIER_RANGE with the

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* lower bound first and later LIRC_SET_REC_CARRIER with the upper bound

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*/

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#define LIRC_SET_REC_CARRIER_RANGE _IOW('i', 0x0000001f, __u32)

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#define LIRC_SET_WIDEBAND_RECEIVER _IOW('i', 0x00000023, __u32)

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/*

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* Return the recording timeout, which is either set by

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* the ioctl LIRC_SET_REC_TIMEOUT or by the kernel after setting the protocols.

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*/

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#define LIRC_GET_REC_TIMEOUT _IOR('i', 0x00000024, __u32)

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/*

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* struct lirc_scancode - decoded scancode with protocol for use with

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* LIRC_MODE_SCANCODE

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*

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* @timestamp: Timestamp in nanoseconds using CLOCK_MONOTONIC when IR

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* was decoded.

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* @flags: should be 0 for transmit. When receiving scancodes,

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* LIRC_SCANCODE_FLAG_TOGGLE or LIRC_SCANCODE_FLAG_REPEAT can be set

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* depending on the protocol

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* @rc_proto: see enum rc_proto

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* @keycode: the translated keycode. Set to 0 for transmit.

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* @scancode: the scancode received or to be sent

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*/

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struct lirc_scancode {

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__u64 timestamp;

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__u16 flags;

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__u16 rc_proto;

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__u32 keycode;

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__u64 scancode;

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};

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/* Set if the toggle bit of rc-5 or rc-6 is enabled */

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#define LIRC_SCANCODE_FLAG_TOGGLE 1

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/* Set if this is a nec or sanyo repeat */

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#define LIRC_SCANCODE_FLAG_REPEAT 2

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/**

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* enum rc_proto - the Remote Controller protocol

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*

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* @RC_PROTO_UNKNOWN: Protocol not known

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* @RC_PROTO_OTHER: Protocol known but proprietary

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* @RC_PROTO_RC5: Philips RC5 protocol

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* @RC_PROTO_RC5X_20: Philips RC5x 20 bit protocol

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* @RC_PROTO_RC5_SZ: StreamZap variant of RC5

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* @RC_PROTO_JVC: JVC protocol

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* @RC_PROTO_SONY12: Sony 12 bit protocol

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* @RC_PROTO_SONY15: Sony 15 bit protocol

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* @RC_PROTO_SONY20: Sony 20 bit protocol

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* @RC_PROTO_NEC: NEC protocol

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* @RC_PROTO_NECX: Extended NEC protocol

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* @RC_PROTO_NEC32: NEC 32 bit protocol

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* @RC_PROTO_SANYO: Sanyo protocol

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* @RC_PROTO_MCIR2_KBD: RC6-ish MCE keyboard

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* @RC_PROTO_MCIR2_MSE: RC6-ish MCE mouse

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* @RC_PROTO_RC6_0: Philips RC6-0-16 protocol

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* @RC_PROTO_RC6_6A_20: Philips RC6-6A-20 protocol

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* @RC_PROTO_RC6_6A_24: Philips RC6-6A-24 protocol

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* @RC_PROTO_RC6_6A_32: Philips RC6-6A-32 protocol

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* @RC_PROTO_RC6_MCE: MCE (Philips RC6-6A-32 subtype) protocol

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* @RC_PROTO_SHARP: Sharp protocol

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* @RC_PROTO_XMP: XMP protocol

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* @RC_PROTO_CEC: CEC protocol

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* @RC_PROTO_IMON: iMon Pad protocol

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*/

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enum rc_proto {

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RC_PROTO_UNKNOWN = 0,

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RC_PROTO_OTHER = 1,

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RC_PROTO_RC5 = 2,

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RC_PROTO_RC5X_20 = 3,

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RC_PROTO_RC5_SZ = 4,

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RC_PROTO_JVC = 5,

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RC_PROTO_SONY12 = 6,

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RC_PROTO_SONY15 = 7,

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RC_PROTO_SONY20 = 8,

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RC_PROTO_NEC = 9,

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RC_PROTO_NECX = 10,

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RC_PROTO_NEC32 = 11,

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RC_PROTO_SANYO = 12,

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RC_PROTO_MCIR2_KBD = 13,

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RC_PROTO_MCIR2_MSE = 14,

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RC_PROTO_RC6_0 = 15,

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RC_PROTO_RC6_6A_20 = 16,

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RC_PROTO_RC6_6A_24 = 17,

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RC_PROTO_RC6_6A_32 = 18,

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RC_PROTO_RC6_MCE = 19,

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RC_PROTO_SHARP = 20,

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RC_PROTO_XMP = 21,

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RC_PROTO_CEC = 22,

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RC_PROTO_IMON = 23,

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};

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#endif

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