doc-rst: audio: Fix some cross references
There are several constants there that should be, instead, cross-references. Fix them. Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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@ -30,16 +30,16 @@ outputs applications can enumerate them with the
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:ref:`VIDIOC_ENUMAUDIO <vidioc-enumaudio>` and
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:ref:`VIDIOC_ENUMAUDOUT <vidioc-enumaudioout>` ioctl, respectively.
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The struct :ref:`v4l2_audio <v4l2-audio>` returned by the
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``VIDIOC_ENUMAUDIO`` ioctl also contains signal status information
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applicable when the current audio input is queried.
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:ref:`VIDIOC_ENUMAUDIO <vidioc-enumaudio>` ioctl also contains signal
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:status information applicable when the current audio input is queried.
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The :ref:`VIDIOC_G_AUDIO <vidioc-g-audio>` and
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:ref:`VIDIOC_G_AUDOUT <vidioc-g-audioout>` ioctls report the current
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audio input and output, respectively. Note that, unlike
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:ref:`VIDIOC_G_INPUT <vidioc-g-input>` and
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:ref:`VIDIOC_G_OUTPUT <vidioc-g-output>` these ioctls return a
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structure as ``VIDIOC_ENUMAUDIO`` and ``VIDIOC_ENUMAUDOUT`` do, not just
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an index.
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structure as :ref:`VIDIOC_ENUMAUDIO <vidioc-enumaudio>` and
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:ref:`VIDIOC_ENUMAUDOUT <vidioc-enumaudioout>` do, not just an index.
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To select an audio input and change its properties applications call the
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:ref:`VIDIOC_S_AUDIO <vidioc-g-audio>` ioctl. To select an audio
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