media: lirc: remove unused lirc features

These features have never been implemented by any lirc driver, including
staging or out of tree drivers. The ioctls for these feaures were removed
in commit d55f09ab ("[media] lirc.h: remove several unused ioctls").

So, we can safely remove them.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

Documentation/userspace-api/media/rc/lirc-get-features.rst

@@ -102,12 +102,6 @@ LIRC features
     The driver supports setting the receive carrier frequency using
     :ref:`ioctl LIRC_SET_REC_CARRIER <LIRC_SET_REC_CARRIER>`.
 
-.. _LIRC-CAN-SET-REC-DUTY-CYCLE-RANGE:
-
-``LIRC_CAN_SET_REC_DUTY_CYCLE_RANGE``
-
-    Unused. Kept just to avoid breaking uAPI.
-
 .. _LIRC-CAN-SET-REC-CARRIER-RANGE:
 
 ``LIRC_CAN_SET_REC_CARRIER_RANGE``
@@ -129,12 +123,6 @@ LIRC features
     The driver supports
     :ref:`ioctl LIRC_SET_REC_TIMEOUT <LIRC_SET_REC_TIMEOUT>`.
 
-.. _LIRC-CAN-SET-REC-FILTER:
-
-``LIRC_CAN_SET_REC_FILTER``
-
-    Unused. Kept just to avoid breaking uAPI.
-
 .. _LIRC-CAN-MEASURE-CARRIER:
 
 ``LIRC_CAN_MEASURE_CARRIER``
@@ -149,12 +137,6 @@ LIRC features
     The driver supports learning mode using
     :ref:`ioctl LIRC_SET_WIDEBAND_RECEIVER <LIRC_SET_WIDEBAND_RECEIVER>`.
 
-.. _LIRC-CAN-NOTIFY-DECODE:
-
-``LIRC_CAN_NOTIFY_DECODE``
-
-    Unused. Kept just to avoid breaking uAPI.
-
 .. _LIRC-CAN-SEND-RAW:
 
 ``LIRC_CAN_SEND_RAW``

include/uapi/linux/lirc.h

@@ -72,11 +72,9 @@
 #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
@@ -84,8 +82,6 @@
 #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)