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Diffstat (limited to 'drivers/staging/media/deprecated/saa7146/av7110/audio-get-capabilities.rst')
-rw-r--r-- | drivers/staging/media/deprecated/saa7146/av7110/audio-get-capabilities.rst | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/staging/media/deprecated/saa7146/av7110/audio-get-capabilities.rst b/drivers/staging/media/deprecated/saa7146/av7110/audio-get-capabilities.rst new file mode 100644 index 000000000000..6d9eb71dad17 --- /dev/null +++ b/drivers/staging/media/deprecated/saa7146/av7110/audio-get-capabilities.rst @@ -0,0 +1,54 @@ +.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later +.. c:namespace:: DTV.audio + +.. _AUDIO_GET_CAPABILITIES: + +====================== +AUDIO_GET_CAPABILITIES +====================== + +Name +---- + +AUDIO_GET_CAPABILITIES + +.. attention:: This ioctl is deprecated + +Synopsis +-------- + +.. c:macro:: AUDIO_GET_CAPABILITIES + +``int ioctl(int fd, AUDIO_GET_CAPABILITIES, unsigned int *cap)`` + +Arguments +--------- + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + + - + + - int fd + + - File descriptor returned by a previous call to open(). + + - + + - unsigned int \*cap + + - Returns a bit array of supported sound formats. + +Description +----------- + +This ioctl call asks the Audio Device to tell us about the decoding +capabilities of the audio hardware. + +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. |