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/Linux-v4.19/Documentation/devicetree/bindings/iio/adc/
Dsigma-delta-modulator.txt1 Device-Tree bindings for sigma delta modulator
4 - compatible: should be "ads1201", "sd-modulator". "sd-modulator" can be use
5 as a generic SD modulator if modulator not specified in compatible list.
11 compatible = "sd-modulator";
Dst,stm32-dfsdm-adc.txt64 modulator or internal ADC output to DFSDM channel.
86 - st,adc-alt-channel: Must be defined if two sigma delta modulator are
/Linux-v4.19/Documentation/media/uapi/v4l/
Dtuner.rst46 set or video recorder. Each modulator is associated with one or more
48 modulator. The ``type`` field of the respective struct
51 ``V4L2_OUTPUT_TYPE_MODULATOR`` and its ``modulator`` field contains the
52 index number of the modulator.
54 Radio output devices have exactly one modulator with index zero, no
57 A video or radio device cannot support both a tuner and a modulator. Two
59 supports the tuner functionality and one that supports the modulator
62 cannot specify whether the frequency is for a tuner or a modulator.
64 To query and change modulator properties applications use the
67 :ref:`VIDIOC_S_MODULATOR <VIDIOC_G_MODULATOR>` does not switch the current modulator, when there
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Dvidioc-g-frequency.rst12 VIDIOC_G_FREQUENCY - VIDIOC_S_FREQUENCY - Get or set tuner or modulator radio frequency
38 To get the current tuner or modulator radio frequency applications set
41 modulator number (only input devices have tuners, only output devices
46 To change the current tuner or modulator radio frequency applications
66 - The tuner or modulator index number. This is the same value as in
69 the struct :c:type:`v4l2_output` ``modulator`` field
Dvidioc-enum-freq-bands.rst35 Enumerates the frequency bands that a tuner or modulator supports. To do
42 of the corresponding tuner/modulator is set.
56 - The tuner or modulator index number. This is the same value as in
59 the struct :c:type:`v4l2_output` ``modulator`` field
75 - :cspan:`2` The tuner/modulator capability flags for this
79 tuner/modulator. So either all bands have that capability set, or
Dvidioc-g-modulator.rst12 VIDIOC_G_MODULATOR - VIDIOC_S_MODULATOR - Get or set modulator attributes
38 To query the attributes of a modulator applications initialize the
55 :ref:`SDR <sdr>` specific modulator types are ``V4L2_TUNER_SDR`` and
57 initialized to zero. The term 'modulator' means SDR transmitter in this
75 - Identifies the modulator, set by the application.
78 - Name of the modulator, a NUL-terminated ASCII string.
104 :ref:`modulator-txsubchans`.
116 - :cspan:`2` Type of the modulator, see :c:type:`v4l2_tuner_type`.
Dvidioc-enumoutput.rst80 - ``modulator``
83 and this field identifies the modulator. It corresponds to struct
113 - This output is an analog TV modulator.
116 - Any non-modulator video output, for example Composite Video,
Ddev-radio.rst32 the :ref:`tuner or modulator <tuner>` ioctls.
45 Further all radio devices have one tuner or modulator (these are
Duser-func.rst47 vidioc-g-modulator
Dvidioc-querycap.rst228 - The device has some sort of modulator to emit RF-modulated
229 video/audio signals. For more information about modulator
Ddev-output.rst40 :ref:`modulator <tuner>`, :ref:`controls <control>`,
Ddev-rds.rst57 :ref:`VIDIOC_QUERYCAP` ioctl. Any modulator that
Ddev-raw-vbi.rst45 devices may or may not have a tuner or modulator.
52 :ref:`tuner or modulator <tuner>`, and :ref:`controls <control>`
Dv4l2.rst254 Finalized the RDS capture API. Added modulator and RDS encoder
Ddev-sliced-vbi.rst40 supported. Sliced VBI devices may have a tuner or modulator.
47 and :ref:`tuner or modulator <tuner>` ioctls if they have these
Dcontrol.rst34 video input or output, tuner or modulator, or audio input or output.
Dhist-v4l2.rst368 ``modulator`` and ``std`` where added instead.
394 tuner or modulator index number. A tuner ``type`` field was added
Ddiff-v4l.rst95 - The device has a :ref:`tuner or modulator <tuner>`.
/Linux-v4.19/drivers/media/radio/
Dradio-wl1273.c1737 const struct v4l2_modulator *modulator) in wl1273_fm_vidioc_s_modulator() argument
1745 if (modulator->index > 0) in wl1273_fm_vidioc_s_modulator()
1755 if (modulator->txsubchans & V4L2_TUNER_SUB_RDS) in wl1273_fm_vidioc_s_modulator()
1760 if (modulator->txsubchans & V4L2_TUNER_SUB_MONO) in wl1273_fm_vidioc_s_modulator()
1775 struct v4l2_modulator *modulator) in wl1273_fm_vidioc_g_modulator() argument
1784 strlcpy(modulator->name, WL1273_FM_DRIVER_NAME, in wl1273_fm_vidioc_g_modulator()
1785 sizeof(modulator->name)); in wl1273_fm_vidioc_g_modulator()
1787 modulator->rangelow = WL1273_FREQ(WL1273_BAND_JAPAN_LOW); in wl1273_fm_vidioc_g_modulator()
1788 modulator->rangehigh = WL1273_FREQ(WL1273_BAND_OTHER_HIGH); in wl1273_fm_vidioc_g_modulator()
1790 modulator->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_RDS | in wl1273_fm_vidioc_g_modulator()
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/Linux-v4.19/Documentation/devicetree/bindings/leds/backlight/
Dpm8941-wled.txt13 - qcom,ext-gen: bool; use externally generated modulator signal to dim
/Linux-v4.19/Documentation/networking/
Dbaycom.txt41 of a modulator/demodulator chip, usually a TI TCM3105. The computer
/Linux-v4.19/drivers/iio/adc/
DKconfig645 tristate "Generic sigma delta modulator"
650 Select this option to enables sigma delta modulator. This driver can
701 Select this option to support ADCSigma delta modulator for
/Linux-v4.19/include/uapi/linux/
Dvideodev2.h1554 __u32 modulator; /* Associated modulator */ member
/Linux-v4.19/drivers/media/v4l2-core/
Dv4l2-ioctl.c239 p->modulator, (unsigned long long)p->std, p->capabilities); in v4l_print_enumoutput()
/Linux-v4.19/Documentation/media/v4l-drivers/
Dvivid.rst1037 the FM modulator.