root/tools/include/uapi/linux/lirc.h

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INCLUDED FROM


   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 /*
   3  * lirc.h - linux infrared remote control header file
   4  * last modified 2010/07/13 by Jarod Wilson
   5  */
   6 
   7 #ifndef _LINUX_LIRC_H
   8 #define _LINUX_LIRC_H
   9 
  10 #include <linux/types.h>
  11 #include <linux/ioctl.h>
  12 
  13 #define PULSE_BIT       0x01000000
  14 #define PULSE_MASK      0x00FFFFFF
  15 
  16 #define LIRC_MODE2_SPACE     0x00000000
  17 #define LIRC_MODE2_PULSE     0x01000000
  18 #define LIRC_MODE2_FREQUENCY 0x02000000
  19 #define LIRC_MODE2_TIMEOUT   0x03000000
  20 
  21 #define LIRC_VALUE_MASK      0x00FFFFFF
  22 #define LIRC_MODE2_MASK      0xFF000000
  23 
  24 #define LIRC_SPACE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_SPACE)
  25 #define LIRC_PULSE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_PULSE)
  26 #define LIRC_FREQUENCY(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_FREQUENCY)
  27 #define LIRC_TIMEOUT(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_TIMEOUT)
  28 
  29 #define LIRC_VALUE(val) ((val)&LIRC_VALUE_MASK)
  30 #define LIRC_MODE2(val) ((val)&LIRC_MODE2_MASK)
  31 
  32 #define LIRC_IS_SPACE(val) (LIRC_MODE2(val) == LIRC_MODE2_SPACE)
  33 #define LIRC_IS_PULSE(val) (LIRC_MODE2(val) == LIRC_MODE2_PULSE)
  34 #define LIRC_IS_FREQUENCY(val) (LIRC_MODE2(val) == LIRC_MODE2_FREQUENCY)
  35 #define LIRC_IS_TIMEOUT(val) (LIRC_MODE2(val) == LIRC_MODE2_TIMEOUT)
  36 
  37 /* used heavily by lirc userspace */
  38 #define lirc_t int
  39 
  40 /*** lirc compatible hardware features ***/
  41 
  42 #define LIRC_MODE2SEND(x) (x)
  43 #define LIRC_SEND2MODE(x) (x)
  44 #define LIRC_MODE2REC(x) ((x) << 16)
  45 #define LIRC_REC2MODE(x) ((x) >> 16)
  46 
  47 #define LIRC_MODE_RAW                  0x00000001
  48 #define LIRC_MODE_PULSE                0x00000002
  49 #define LIRC_MODE_MODE2                0x00000004
  50 #define LIRC_MODE_SCANCODE             0x00000008
  51 #define LIRC_MODE_LIRCCODE             0x00000010
  52 
  53 
  54 #define LIRC_CAN_SEND_RAW              LIRC_MODE2SEND(LIRC_MODE_RAW)
  55 #define LIRC_CAN_SEND_PULSE            LIRC_MODE2SEND(LIRC_MODE_PULSE)
  56 #define LIRC_CAN_SEND_MODE2            LIRC_MODE2SEND(LIRC_MODE_MODE2)
  57 #define LIRC_CAN_SEND_LIRCCODE         LIRC_MODE2SEND(LIRC_MODE_LIRCCODE)
  58 
  59 #define LIRC_CAN_SEND_MASK             0x0000003f
  60 
  61 #define LIRC_CAN_SET_SEND_CARRIER      0x00000100
  62 #define LIRC_CAN_SET_SEND_DUTY_CYCLE   0x00000200
  63 #define LIRC_CAN_SET_TRANSMITTER_MASK  0x00000400
  64 
  65 #define LIRC_CAN_REC_RAW               LIRC_MODE2REC(LIRC_MODE_RAW)
  66 #define LIRC_CAN_REC_PULSE             LIRC_MODE2REC(LIRC_MODE_PULSE)
  67 #define LIRC_CAN_REC_MODE2             LIRC_MODE2REC(LIRC_MODE_MODE2)
  68 #define LIRC_CAN_REC_SCANCODE          LIRC_MODE2REC(LIRC_MODE_SCANCODE)
  69 #define LIRC_CAN_REC_LIRCCODE          LIRC_MODE2REC(LIRC_MODE_LIRCCODE)
  70 
  71 #define LIRC_CAN_REC_MASK              LIRC_MODE2REC(LIRC_CAN_SEND_MASK)
  72 
  73 #define LIRC_CAN_SET_REC_CARRIER       (LIRC_CAN_SET_SEND_CARRIER << 16)
  74 #define LIRC_CAN_SET_REC_DUTY_CYCLE    (LIRC_CAN_SET_SEND_DUTY_CYCLE << 16)
  75 
  76 #define LIRC_CAN_SET_REC_DUTY_CYCLE_RANGE 0x40000000
  77 #define LIRC_CAN_SET_REC_CARRIER_RANGE    0x80000000
  78 #define LIRC_CAN_GET_REC_RESOLUTION       0x20000000
  79 #define LIRC_CAN_SET_REC_TIMEOUT          0x10000000
  80 #define LIRC_CAN_SET_REC_FILTER           0x08000000
  81 
  82 #define LIRC_CAN_MEASURE_CARRIER          0x02000000
  83 #define LIRC_CAN_USE_WIDEBAND_RECEIVER    0x04000000
  84 
  85 #define LIRC_CAN_SEND(x) ((x)&LIRC_CAN_SEND_MASK)
  86 #define LIRC_CAN_REC(x) ((x)&LIRC_CAN_REC_MASK)
  87 
  88 #define LIRC_CAN_NOTIFY_DECODE            0x01000000
  89 
  90 /*** IOCTL commands for lirc driver ***/
  91 
  92 #define LIRC_GET_FEATURES              _IOR('i', 0x00000000, __u32)
  93 
  94 #define LIRC_GET_SEND_MODE             _IOR('i', 0x00000001, __u32)
  95 #define LIRC_GET_REC_MODE              _IOR('i', 0x00000002, __u32)
  96 #define LIRC_GET_REC_RESOLUTION        _IOR('i', 0x00000007, __u32)
  97 
  98 #define LIRC_GET_MIN_TIMEOUT           _IOR('i', 0x00000008, __u32)
  99 #define LIRC_GET_MAX_TIMEOUT           _IOR('i', 0x00000009, __u32)
 100 
 101 /* code length in bits, currently only for LIRC_MODE_LIRCCODE */
 102 #define LIRC_GET_LENGTH                _IOR('i', 0x0000000f, __u32)
 103 
 104 #define LIRC_SET_SEND_MODE             _IOW('i', 0x00000011, __u32)
 105 #define LIRC_SET_REC_MODE              _IOW('i', 0x00000012, __u32)
 106 /* Note: these can reset the according pulse_width */
 107 #define LIRC_SET_SEND_CARRIER          _IOW('i', 0x00000013, __u32)
 108 #define LIRC_SET_REC_CARRIER           _IOW('i', 0x00000014, __u32)
 109 #define LIRC_SET_SEND_DUTY_CYCLE       _IOW('i', 0x00000015, __u32)
 110 #define LIRC_SET_TRANSMITTER_MASK      _IOW('i', 0x00000017, __u32)
 111 
 112 /*
 113  * when a timeout != 0 is set the driver will send a
 114  * LIRC_MODE2_TIMEOUT data packet, otherwise LIRC_MODE2_TIMEOUT is
 115  * never sent, timeout is disabled by default
 116  */
 117 #define LIRC_SET_REC_TIMEOUT           _IOW('i', 0x00000018, __u32)
 118 
 119 /* 1 enables, 0 disables timeout reports in MODE2 */
 120 #define LIRC_SET_REC_TIMEOUT_REPORTS   _IOW('i', 0x00000019, __u32)
 121 
 122 /*
 123  * if enabled from the next key press on the driver will send
 124  * LIRC_MODE2_FREQUENCY packets
 125  */
 126 #define LIRC_SET_MEASURE_CARRIER_MODE   _IOW('i', 0x0000001d, __u32)
 127 
 128 /*
 129  * to set a range use LIRC_SET_REC_CARRIER_RANGE with the
 130  * lower bound first and later LIRC_SET_REC_CARRIER with the upper bound
 131  */
 132 #define LIRC_SET_REC_CARRIER_RANGE     _IOW('i', 0x0000001f, __u32)
 133 
 134 #define LIRC_SET_WIDEBAND_RECEIVER     _IOW('i', 0x00000023, __u32)
 135 
 136 /*
 137  * Return the recording timeout, which is either set by
 138  * the ioctl LIRC_SET_REC_TIMEOUT or by the kernel after setting the protocols.
 139  */
 140 #define LIRC_GET_REC_TIMEOUT           _IOR('i', 0x00000024, __u32)
 141 
 142 /*
 143  * struct lirc_scancode - decoded scancode with protocol for use with
 144  *      LIRC_MODE_SCANCODE
 145  *
 146  * @timestamp: Timestamp in nanoseconds using CLOCK_MONOTONIC when IR
 147  *      was decoded.
 148  * @flags: should be 0 for transmit. When receiving scancodes,
 149  *      LIRC_SCANCODE_FLAG_TOGGLE or LIRC_SCANCODE_FLAG_REPEAT can be set
 150  *      depending on the protocol
 151  * @rc_proto: see enum rc_proto
 152  * @keycode: the translated keycode. Set to 0 for transmit.
 153  * @scancode: the scancode received or to be sent
 154  */
 155 struct lirc_scancode {
 156         __u64   timestamp;
 157         __u16   flags;
 158         __u16   rc_proto;
 159         __u32   keycode;
 160         __u64   scancode;
 161 };
 162 
 163 /* Set if the toggle bit of rc-5 or rc-6 is enabled */
 164 #define LIRC_SCANCODE_FLAG_TOGGLE       1
 165 /* Set if this is a nec or sanyo repeat */
 166 #define LIRC_SCANCODE_FLAG_REPEAT       2
 167 
 168 /**
 169  * enum rc_proto - the Remote Controller protocol
 170  *
 171  * @RC_PROTO_UNKNOWN: Protocol not known
 172  * @RC_PROTO_OTHER: Protocol known but proprietary
 173  * @RC_PROTO_RC5: Philips RC5 protocol
 174  * @RC_PROTO_RC5X_20: Philips RC5x 20 bit protocol
 175  * @RC_PROTO_RC5_SZ: StreamZap variant of RC5
 176  * @RC_PROTO_JVC: JVC protocol
 177  * @RC_PROTO_SONY12: Sony 12 bit protocol
 178  * @RC_PROTO_SONY15: Sony 15 bit protocol
 179  * @RC_PROTO_SONY20: Sony 20 bit protocol
 180  * @RC_PROTO_NEC: NEC protocol
 181  * @RC_PROTO_NECX: Extended NEC protocol
 182  * @RC_PROTO_NEC32: NEC 32 bit protocol
 183  * @RC_PROTO_SANYO: Sanyo protocol
 184  * @RC_PROTO_MCIR2_KBD: RC6-ish MCE keyboard
 185  * @RC_PROTO_MCIR2_MSE: RC6-ish MCE mouse
 186  * @RC_PROTO_RC6_0: Philips RC6-0-16 protocol
 187  * @RC_PROTO_RC6_6A_20: Philips RC6-6A-20 protocol
 188  * @RC_PROTO_RC6_6A_24: Philips RC6-6A-24 protocol
 189  * @RC_PROTO_RC6_6A_32: Philips RC6-6A-32 protocol
 190  * @RC_PROTO_RC6_MCE: MCE (Philips RC6-6A-32 subtype) protocol
 191  * @RC_PROTO_SHARP: Sharp protocol
 192  * @RC_PROTO_XMP: XMP protocol
 193  * @RC_PROTO_CEC: CEC protocol
 194  * @RC_PROTO_IMON: iMon Pad protocol
 195  * @RC_PROTO_RCMM12: RC-MM protocol 12 bits
 196  * @RC_PROTO_RCMM24: RC-MM protocol 24 bits
 197  * @RC_PROTO_RCMM32: RC-MM protocol 32 bits
 198  */
 199 enum rc_proto {
 200         RC_PROTO_UNKNOWN        = 0,
 201         RC_PROTO_OTHER          = 1,
 202         RC_PROTO_RC5            = 2,
 203         RC_PROTO_RC5X_20        = 3,
 204         RC_PROTO_RC5_SZ         = 4,
 205         RC_PROTO_JVC            = 5,
 206         RC_PROTO_SONY12         = 6,
 207         RC_PROTO_SONY15         = 7,
 208         RC_PROTO_SONY20         = 8,
 209         RC_PROTO_NEC            = 9,
 210         RC_PROTO_NECX           = 10,
 211         RC_PROTO_NEC32          = 11,
 212         RC_PROTO_SANYO          = 12,
 213         RC_PROTO_MCIR2_KBD      = 13,
 214         RC_PROTO_MCIR2_MSE      = 14,
 215         RC_PROTO_RC6_0          = 15,
 216         RC_PROTO_RC6_6A_20      = 16,
 217         RC_PROTO_RC6_6A_24      = 17,
 218         RC_PROTO_RC6_6A_32      = 18,
 219         RC_PROTO_RC6_MCE        = 19,
 220         RC_PROTO_SHARP          = 20,
 221         RC_PROTO_XMP            = 21,
 222         RC_PROTO_CEC            = 22,
 223         RC_PROTO_IMON           = 23,
 224         RC_PROTO_RCMM12         = 24,
 225         RC_PROTO_RCMM24         = 25,
 226         RC_PROTO_RCMM32         = 26,
 227 };
 228 
 229 #endif

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