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Diffstat (limited to 'Documentation/media/uapi/rc/lirc-get-rec-resolution.rst')
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diff --git a/Documentation/media/uapi/rc/lirc-get-rec-resolution.rst b/Documentation/media/uapi/rc/lirc-get-rec-resolution.rst deleted file mode 100644 index f560b694ccf2..000000000000 --- a/Documentation/media/uapi/rc/lirc-get-rec-resolution.rst +++ /dev/null @@ -1,54 +0,0 @@ -.. Permission is granted to copy, distribute and/or modify this -.. document under the terms of the GNU Free Documentation License, -.. Version 1.1 or any later version published by the Free Software -.. Foundation, with no Invariant Sections, no Front-Cover Texts -.. and no Back-Cover Texts. A copy of the license is included at -.. Documentation/media/uapi/fdl-appendix.rst. -.. -.. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections - -.. _lirc_get_rec_resolution: - -***************************** -ioctl LIRC_GET_REC_RESOLUTION -***************************** - -Name -==== - -LIRC_GET_REC_RESOLUTION - Obtain the value of receive resolution, in microseconds. - -Synopsis -======== - -.. c:function:: int ioctl( int fd, LIRC_GET_REC_RESOLUTION, __u32 *microseconds) - :name: LIRC_GET_REC_RESOLUTION - -Arguments -========= - -``fd`` - File descriptor returned by open(). - -``microseconds`` - Resolution, in microseconds. - - -Description -=========== - -Some receivers have maximum resolution which is defined by internal -sample rate or data format limitations. E.g. it's common that -signals can only be reported in 50 microsecond steps. - -This ioctl returns the integer value with such resolution, with can be -used by userspace applications like lircd to automatically adjust the -tolerance value. - - -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. |