[media] doc-rst: do cross-references between header and the doc

Now that the LIRC header was added, we can cross-reference it
and identify the documentation gaps.

There are lots of stuff missing there, but at least now we
can avoid the gap to increase.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>

Documentation/media/lirc.h.rst.exceptions

 # Ignore header name
 ignore define _LINUX_LIRC_H
+
+# Ignore helper macros
+
+ignore define lirc_t
+
+ignore define LIRC_SPACE
+ignore define LIRC_PULSE
+ignore define LIRC_FREQUENCY
+ignore define LIRC_TIMEOUT
+ignore define LIRC_VALUE
+ignore define LIRC_MODE2
+ignore define LIRC_IS_SPACE
+ignore define LIRC_IS_PULSE
+ignore define LIRC_IS_FREQUENCY
+ignore define LIRC_IS_TIMEOUT
+
+ignore define LIRC_MODE2SEND
+ignore define LIRC_SEND2MODE
+ignore define LIRC_MODE2REC
+ignore define LIRC_REC2MODE
+
+ignore define LIRC_CAN_SEND
+ignore define LIRC_CAN_REC
+
+# Undocumented macros
+
+ignore define PULSE_BIT
+ignore define PULSE_MASK
+
+ignore define LIRC_MODE2_SPACE
+ignore define LIRC_MODE2_PULSE
+ignore define LIRC_MODE2_TIMEOUT
+
+ignore define LIRC_VALUE_MASK
+ignore define LIRC_MODE2_MASK
+
+ignore define LIRC_MODE_RAW
+
+ignore define LIRC_CAN_SEND_RAW
+ignore define LIRC_CAN_SEND_PULSE
+ignore define LIRC_CAN_SEND_MODE2
+ignore define LIRC_CAN_SEND_LIRCCODE
+
+ignore define LIRC_CAN_SEND_MASK
+
+ignore define LIRC_CAN_SET_SEND_CARRIER
+ignore define LIRC_CAN_SET_SEND_DUTY_CYCLE
+ignore define LIRC_CAN_SET_TRANSMITTER_MASK
+
+ignore define LIRC_CAN_REC_RAW
+ignore define LIRC_CAN_REC_PULSE
+ignore define LIRC_CAN_REC_MODE2
+ignore define LIRC_CAN_REC_LIRCCODE
+
+ignore define LIRC_CAN_REC_MASK
+
+ignore define LIRC_CAN_SET_REC_CARRIER
+ignore define LIRC_CAN_SET_REC_DUTY_CYCLE
+
+ignore define LIRC_CAN_SET_REC_DUTY_CYCLE_RANGE
+ignore define LIRC_CAN_SET_REC_CARRIER_RANGE
+ignore define LIRC_CAN_GET_REC_RESOLUTION
+ignore define LIRC_CAN_SET_REC_TIMEOUT
+ignore define LIRC_CAN_SET_REC_FILTER
+
+ignore define LIRC_CAN_MEASURE_CARRIER
+ignore define LIRC_CAN_USE_WIDEBAND_RECEIVER
+
+ignore define LIRC_CAN_SEND(x)
+ignore define LIRC_CAN_REC(x)
+
+ignore define LIRC_CAN_NOTIFY_DECODE

Documentation/media/uapi/rc/lirc_ioctl.rst

@@ -59,6 +59,7 @@ I/O control requests
     corresponding ioctls is undefined.
 
 .. _LIRC_GET_SEND_MODE:
+.. _lirc-mode-pulse:
 
 ``LIRC_GET_SEND_MODE``
 
@@ -66,6 +67,8 @@ I/O control requests
     lircd.
 
 .. _LIRC_GET_REC_MODE:
+.. _lirc-mode-mode2:
+.. _lirc-mode-lirccode:
 
 ``LIRC_GET_REC_MODE``
 
@@ -120,8 +123,8 @@ I/O control requests
     cannot be changed.
 
 .. _LIRC_GET_MIN_FILTER_PULSE:
-.. _LIRC_GET_MIN_FILTER_PULSE:
-.. _LIRC_GET_MAX_FILTER_SPACE:
+.. _LIRC_GET_MAX_FILTER_PULSE:
+.. _LIRC_GET_MIN_FILTER_SPACE:
 .. _LIRC_GET_MAX_FILTER_SPACE:
 
 ``LIRC_GET_M{IN,AX}_FILTER_{PULSE,SPACE}``
@@ -186,6 +189,7 @@ I/O control requests
 
 .. _LIRC_SET_REC_FILTER_PULSE:
 .. _LIRC_SET_REC_FILTER_SPACE:
+.. _LIRC_SET_REC_FILTER:
 
 ``LIRC_SET_REC_FILTER_{PULSE,SPACE}``
 
@@ -195,6 +199,7 @@ I/O control requests
     shall be used instead.
 
 .. _LIRC_SET_MEASURE_CARRIER_MODE:
+.. _lirc-mode2-frequency:
 
 ``LIRC_SET_MEASURE_CARRIER_MODE``