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Diffstat (limited to 'Documentation/media/uapi/rc/lirc-get-send-mode.rst')
| -rw-r--r-- | Documentation/media/uapi/rc/lirc-get-send-mode.rst | 48 |
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diff --git a/Documentation/media/uapi/rc/lirc-get-send-mode.rst b/Documentation/media/uapi/rc/lirc-get-send-mode.rst new file mode 100644 index 000000000000..f58f0953851c --- /dev/null +++ b/Documentation/media/uapi/rc/lirc-get-send-mode.rst @@ -0,0 +1,48 @@ +.. -*- coding: utf-8; mode: rst -*- + +.. _lirc_get_send_mode: + +************************ +ioctl LIRC_GET_SEND_MODE +************************ + +Name +==== + +LIRC_GET_SEND_MODE - Get supported transmit mode. + +Synopsis +======== + +.. cpp:function:: int ioctl( int fd, int request, __u32 *tx_modes ) + +Arguments +========= + +``fd`` + File descriptor returned by open(). + +``request`` + LIRC_GET_SEND_MODE + +``tx_modes`` + Bitmask with the supported transmit modes. + + +Description +=========== + +Get supported transmit mode. + +.. _lirc-mode-pulse: + +Currently, only ``LIRC_MODE_PULSE`` is supported by lircd on TX. On +puse mode, a sequence of pulse/space integer values are written to the +lirc device using ``write()``. + +Return Value +============ + +On success 0 is returned, on error -1 and the ``errno`` variable is set +appropriately. The generic error codes are described at the +:ref:`Generic Error Codes <gen-errors>` chapter. |