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/kernel/linux/linux-6.6/Documentation/userspace-api/media/v4l/
Daudio.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
6 Audio Inputs and Outputs
9 Audio inputs and outputs are physical connectors of a device. Video
11 each. Radio devices have no audio inputs or outputs. They have exactly
12 one tuner which in fact *is* an audio source, but this API associates
13 tuners with video inputs or outputs only, and radio devices have none of
14 these. [#f1]_ A connector on a TV card to loop back the received audio
15 signal to a sound card is not considered an audio output.
17 Audio and video inputs and outputs are associated. Selecting a video
18 source also selects an audio source. This is most evident when the video
[all …]
Dvidioc-enumoutput.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_ENUMOUTPUT - Enumerate video outputs
34 To query the attributes of a video outputs applications initialize the
46 .. flat-table:: struct v4l2_output
47 :header-rows: 0
48 :stub-columns: 0
51 * - __u32
52 - ``index``
53 - Identifies the output, set by the application.
54 * - __u8
[all …]
Dvidioc-enuminput.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_ENUMINPUT - Enumerate video inputs
34 To query the attributes of a video input applications initialize the
45 .. flat-table:: struct v4l2_input
46 :header-rows: 0
47 :stub-columns: 0
50 * - __u32
51 - ``index``
52 - Identifies the input, set by the application.
53 * - __u8
[all …]
Dvidioc-g-tuner.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_G_TUNER - VIDIOC_S_TUNER - Get or set tuner attributes
46 Tuners have two writable properties, the audio mode and the radio
47 frequency. To change the audio mode, applications initialize the
50 which is determined by the current video input. Drivers may choose a
51 different audio mode if the requested mode is invalid or unsupported.
52 Since this is a write-only ioctl, it does not return the actually
53 selected audio mode.
68 .. flat-table:: struct v4l2_tuner
69 :header-rows: 0
[all …]
Ddiff-v4l.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
4 .. _diff-v4l:
10 The Video For Linux API was first introduced in Linux 2.1 to unify and
21 for V4L2 video capture, overlay, radio and raw vbi capture devices did
23 and below in :ref:`v4l-dev`.
25 The teletext devices (minor range 192-223) have been removed in V4L2 and
35 .. _v4l-dev:
37 .. flat-table:: V4L Device Types, Names and Numbers
38 :header-rows: 1
39 :stub-columns: 0
[all …]
/kernel/linux/linux-5.10/Documentation/userspace-api/media/v4l/
Daudio.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
6 Audio Inputs and Outputs
9 Audio inputs and outputs are physical connectors of a device. Video
11 each. Radio devices have no audio inputs or outputs. They have exactly
12 one tuner which in fact *is* an audio source, but this API associates
13 tuners with video inputs or outputs only, and radio devices have none of
14 these. [#f1]_ A connector on a TV card to loop back the received audio
15 signal to a sound card is not considered an audio output.
17 Audio and video inputs and outputs are associated. Selecting a video
18 source also selects an audio source. This is most evident when the video
[all …]
Dvidioc-enumoutput.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_ENUMOUTPUT - Enumerate video outputs
34 To query the attributes of a video outputs applications initialize the
46 .. flat-table:: struct v4l2_output
47 :header-rows: 0
48 :stub-columns: 0
51 * - __u32
52 - ``index``
53 - Identifies the output, set by the application.
54 * - __u8
[all …]
Dvidioc-enuminput.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_ENUMINPUT - Enumerate video inputs
34 To query the attributes of a video input applications initialize the
45 .. flat-table:: struct v4l2_input
46 :header-rows: 0
47 :stub-columns: 0
50 * - __u32
51 - ``index``
52 - Identifies the input, set by the application.
53 * - __u8
[all …]
Dvidioc-g-tuner.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_G_TUNER - VIDIOC_S_TUNER - Get or set tuner attributes
46 Tuners have two writable properties, the audio mode and the radio
47 frequency. To change the audio mode, applications initialize the
50 which is determined by the current video input. Drivers may choose a
51 different audio mode if the requested mode is invalid or unsupported.
52 Since this is a write-only ioctl, it does not return the actually
53 selected audio mode.
68 .. flat-table:: struct v4l2_tuner
69 :header-rows: 0
[all …]
Ddiff-v4l.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
4 .. _diff-v4l:
10 The Video For Linux API was first introduced in Linux 2.1 to unify and
21 for V4L2 video capture, overlay, radio and raw vbi capture devices did
23 and below in :ref:`v4l-dev`.
25 The teletext devices (minor range 192-223) have been removed in V4L2 and
35 .. _v4l-dev:
37 .. flat-table:: V4L Device Types, Names and Numbers
38 :header-rows: 1
39 :stub-columns: 0
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/xlnx/
Dxlnx,zynqmp-dpsub.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/xlnx/xlnx,zynqmp-dpsub.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 implements the display and audio pipelines based on the DisplayPort v1.2
14 +------------------------------------------------------------+
15 +--------+ | +----------------+ +-----------+ |
16 | DPDMA | --->| | --> | Video | Video +-------------+ |
17 | 4x vid | | | | | Rendering | -+--> | | | +------+
18 | 2x aud | | | Audio/Video | --> | Pipeline | | | DisplayPort |---> | PHY0 |
[all …]
/kernel/linux/linux-5.10/drivers/media/i2c/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 # Multimedia Video device configuration
8 comment "IR I2C driver auto-selected by 'Autoselect ancillary drivers'"
17 some video boards have the IR connected via I2C bus.
28 comment "audio, video and radio I2C drivers auto-selected by 'Autoselect ancillary drivers'"
34 menu "Audio decoders, processors and mixers"
38 tristate "Simple audio decoder chips"
41 Support for several audio decoder chips found on some bt8xx boards:
50 tristate "Philips TDA7432 audio processor"
53 Support for tda7432 audio decoder chip found on some bt8xx boards.
[all …]
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/display/xlnx/
Dxlnx,zynqmp-dpsub.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/xlnx/xlnx,zynqmp-dpsub.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 implements the display and audio pipelines based on the DisplayPort v1.2
14 +------------------------------------------------------------+
15 +--------+ | +----------------+ +-----------+ |
16 | DPDMA | --->| | --> | Video | Video +-------------+ |
17 | 4x vid | | | | | Rendering | -+--> | | | +------+
18 | 2x aud | | | Audio/Video | --> | Pipeline | | | DisplayPort |---> | PHY0 |
[all …]
/kernel/linux/linux-6.6/drivers/media/i2c/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 # Multimedia Video device configuration
8 comment "IR I2C driver auto-selected by 'Autoselect ancillary drivers'"
17 some video boards have the IR connected via I2C bus.
54 tristate "Hynix Hi-556 sensor support"
57 Hi-556 camera.
63 tristate "Hynix Hi-846 sensor support"
66 Hi-846 camera.
72 tristate "Hynix Hi-847 sensor support"
75 Hi-847 camera.
[all …]
/kernel/linux/linux-5.10/drivers/gpu/drm/xlnx/
Dzynqmp_disp.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2017 - 2020 Xilinx, Inc.
8 * - Hyun Woo Kwon <hyun.kwon@xilinx.com>
9 * - Laurent Pinchart <laurent.pinchart@ideasonboard.com>
27 #include <linux/dma-mapping.h>
43 * --------
45 * The display controller part of ZynqMP DP subsystem, made of the Audio/Video
46 * Buffer Manager, the Video Rendering Pipeline (blender) and the Audio Mixer.
48 * +------------------------------------------------------------+
49 * +--------+ | +----------------+ +-----------+ |
[all …]
/kernel/linux/linux-5.10/Documentation/admin-guide/media/
Divtv.rst1 .. SPDX-License-Identifier: GPL-2.0
11 Hauppauge PVR-350.
25 Open Source driver implementation for video capture cards based on the
29 --------
31 * Hardware mpeg2 capture of broadcast video (and sound) via the tuner or
32 S-Video/Composite and audio line-in.
41 Additional features for the PVR-350 (CX23415 based)
42 ---------------------------------------------------
46 video signal)
47 * Provides a framebuffer (allowing X applications to appear on the video
[all …]
Di2c-cardlist.rst1 .. SPDX-License-Identifier: GPL-2.0
6 The I²C (Inter-Integrated Circuit) bus is a three-wires bus used internally
22 Audio decoders, processors and mixers
23 -------------------------------------
28 cs3308 Cirrus Logic CS3308 audio ADC
29 cs5345 Cirrus Logic CS5345 audio ADC
30 cs53l32a Cirrus Logic CS53L32A audio ADC
31 msp3400 Micronas MSP34xx audio decoders
32 sony-btf-mpx Sony BTF's internal MPX
34 tda7432 Philips TDA7432 audio processor
[all …]
/kernel/linux/linux-6.6/Documentation/admin-guide/media/
Divtv.rst1 .. SPDX-License-Identifier: GPL-2.0
11 Hauppauge PVR-350.
25 Open Source driver implementation for video capture cards based on the
29 --------
31 * Hardware mpeg2 capture of broadcast video (and sound) via the tuner or
32 S-Video/Composite and audio line-in.
41 Additional features for the PVR-350 (CX23415 based)
42 ---------------------------------------------------
46 video signal)
47 * Provides a framebuffer (allowing X applications to appear on the video
[all …]
Di2c-cardlist.rst1 .. SPDX-License-Identifier: GPL-2.0
6 The I²C (Inter-Integrated Circuit) bus is a three-wires bus used internally
22 Audio decoders, processors and mixers
23 -------------------------------------
28 cs3308 Cirrus Logic CS3308 audio ADC
29 cs5345 Cirrus Logic CS5345 audio ADC
30 cs53l32a Cirrus Logic CS53L32A audio ADC
31 msp3400 Micronas MSP34xx audio decoders
32 sony-btf-mpx Sony BTF's internal MPX
34 tda7432 Philips TDA7432 audio processor
[all …]
/kernel/linux/linux-6.6/Documentation/userspace-api/media/mediactl/
Dmedia-types.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _media-controller-types:
10 .. _media-entity-functions:
11 .. _MEDIA-ENT-F-UNKNOWN:
12 .. _MEDIA-ENT-F-V4L2-SUBDEV-UNKNOWN:
13 .. _MEDIA-ENT-F-IO-V4L:
14 .. _MEDIA-ENT-F-IO-VBI:
15 .. _MEDIA-ENT-F-IO-SWRADIO:
16 .. _MEDIA-ENT-F-IO-DTV:
17 .. _MEDIA-ENT-F-DTV-DEMOD:
[all …]
/kernel/linux/linux-5.10/Documentation/userspace-api/media/mediactl/
Dmedia-types.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _media-controller-types:
10 .. _media-entity-functions:
11 .. _MEDIA-ENT-F-UNKNOWN:
12 .. _MEDIA-ENT-F-V4L2-SUBDEV-UNKNOWN:
13 .. _MEDIA-ENT-F-IO-V4L:
14 .. _MEDIA-ENT-F-IO-VBI:
15 .. _MEDIA-ENT-F-IO-SWRADIO:
16 .. _MEDIA-ENT-F-IO-DTV:
17 .. _MEDIA-ENT-F-DTV-DEMOD:
[all …]
/kernel/linux/linux-5.10/arch/powerpc/include/asm/
Dps3av.h1 /* SPDX-License-Identifier: GPL-2.0-only */
109 /* for video module */
161 /* for audio module */
218 /* audio_ctrl_data[0] de-emphasis */
302 /* for video mode */
427 struct ps3av_info_audio audio[0]; /* 0 or more audio blocks */ member
445 /* backend: video cs param */
449 u16 av_vid; /* in: video resolution */
458 /* backend: video mute */
469 /* backend: video disable signal */
[all …]
/kernel/linux/linux-6.6/arch/powerpc/include/asm/
Dps3av.h1 /* SPDX-License-Identifier: GPL-2.0-only */
109 /* for video module */
161 /* for audio module */
218 /* audio_ctrl_data[0] de-emphasis */
302 /* for video mode */
427 struct ps3av_info_audio audio[0]; /* 0 or more audio blocks */ member
445 /* backend: video cs param */
449 u16 av_vid; /* in: video resolution */
458 /* backend: video mute */
469 /* backend: video disable signal */
[all …]
/kernel/linux/linux-6.6/drivers/gpu/drm/xlnx/
Dzynqmp_disp.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2017 - 2020 Xilinx, Inc.
8 * - Hyun Woo Kwon <hyun.kwon@xilinx.com>
9 * - Laurent Pinchart <laurent.pinchart@ideasonboard.com>
19 #include <linux/dma-mapping.h>
33 * --------
35 * The display controller part of ZynqMP DP subsystem, made of the Audio/Video
36 * Buffer Manager, the Video Rendering Pipeline (blender) and the Audio Mixer.
38 * +------------------------------------------------------------+
39 * +--------+ | +----------------+ +-----------+ |
[all …]
/kernel/linux/linux-5.10/include/media/drv-intf/
Dsaa7146.h1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/delay.h> /* for delay-stuff */
7 #include <linux/pci.h> /* for pci-config-stuff, vendor ids etc. */
16 #include <media/v4l2-device.h>
17 #include <media/v4l2-ctrls.h>
22 #define saa7146_write(sxy,adr,dat) writel((dat),(sxy->mem+(adr)))
23 #define saa7146_read(sxy,adr) readl(sxy->mem+(adr))
107 u32 irq_mask; /* mask to indicate, which irq-events are handled by the extension */
129 u32 revision; /* chip revision; needed for bug-workarounds*/
131 /* pci-device & irq stuff*/
[all …]

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