| /linux/drivers/media/platform/renesas/vsp1/ |
| H A D | vsp1_video.c | 3 * vsp1_video.c -- R-Car VSP1 Video Node
63 static int vsp1_video_verify_format(struct vsp1_video *video) in vsp1_video_verify_format() argument
71 subdev = vsp1_video_remote_subdev(&video->pad, &fmt.pad); in vsp1_video_verify_format()
79 if (video->rwpf->fmtinfo->mbus != fmt.format.code || in vsp1_video_verify_format()
80 video->rwpf->format.height != fmt.format.height || in vsp1_video_verify_format()
81 video->rwpf->format.width != fmt.format.width) { in vsp1_video_verify_format()
82 dev_dbg(video->vsp1->dev, in vsp1_video_verify_format()
84 video->rwpf->fmtinfo->mbus, video->rwpf->format.width, in vsp1_video_verify_format()
85 video->rwpf->format.height, fmt.format.code, in vsp1_video_verify_format()
93 static int __vsp1_video_try_format(struct vsp1_video *video, in __vsp1_video_try_format() argument
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| /linux/drivers/media/platform/qcom/camss/ |
| H A D | camss-video.c | 3 * camss-video.c
18 #include "camss-video.h"
67 static struct v4l2_subdev *video_remote_subdev(struct camss_video *video, in video_remote_subdev() argument
72 remote = media_pad_remote_pad_first(&video->pad); in video_remote_subdev()
83 static int video_get_subdev_format(struct camss_video *video, in video_get_subdev_format() argument
93 subdev = video_remote_subdev(video, &pad); in video_get_subdev_format()
104 video->formats, video->nformats); in video_get_subdev_format()
108 format->type = video->type; in video_get_subdev_format()
111 &video->formats[ret], video->bpl_alignment); in video_get_subdev_format()
115 * Video queue operations
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| /linux/drivers/acpi/ |
| H A D | acpi_video.c | 3 * video.c - ACPI Video Driver
10 #define pr_fmt(fmt) "ACPI: video: " fmt
28 #include <acpi/video.h>
31 #define ACPI_VIDEO_BUS_NAME "Video Bus"
32 #define ACPI_VIDEO_DEVICE_NAME "Video Device"
37 MODULE_DESCRIPTION("ACPI Video Driver");
44 * By default, we don't allow duplicate ACPI video bus devices
101 .name = "video",
111 u8 multihead:1; /* can switch video heads */
112 u8 rom:1; /* can retrieve a video rom */
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| /linux/drivers/staging/media/starfive/camss/ |
| H A D | stf-capture.c | 58 static inline struct stf_capture *to_stf_capture(struct stfcamss_video *video) in to_stf_capture() argument
60 return container_of(video, struct stf_capture, video); in to_stf_capture()
76 static void stf_init_addrs(struct stfcamss_video *video) in stf_init_addrs() argument
78 struct stf_capture *cap = to_stf_capture(video); in stf_init_addrs()
91 stf_set_raw_addr(video->stfcamss, addr0); in stf_init_addrs()
93 stf_set_yuv_addr(video->stfcamss, addr0, addr1); in stf_init_addrs()
110 static void stf_cap_s_cfg(struct stfcamss_video *video) in stf_cap_s_cfg() argument
112 struct stf_capture *cap = to_stf_capture(video); in stf_cap_s_cfg()
130 stf_init_addrs(video); in stf_cap_s_cfg()
135 static int stf_cap_s_cleanup(struct stfcamss_video *video) in stf_cap_s_cleanup() argument
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| /linux/Documentation/userspace-api/media/mediactl/ |
| H A D | media-types.rst | 34 .. _MEDIA-ENT-F-PROC-VIDEO-COMPOSER:
35 .. _MEDIA-ENT-F-PROC-VIDEO-PIXEL-FORMATTER:
36 .. _MEDIA-ENT-F-PROC-VIDEO-PIXEL-ENC-CONV:
37 .. _MEDIA-ENT-F-PROC-VIDEO-LUT:
38 .. _MEDIA-ENT-F-PROC-VIDEO-SCALER:
39 .. _MEDIA-ENT-F-PROC-VIDEO-STATISTICS:
40 .. _MEDIA-ENT-F-PROC-VIDEO-ENCODER:
41 .. _MEDIA-ENT-F-PROC-VIDEO-DECODER:
42 .. _MEDIA-ENT-F-PROC-VIDEO-ISP:
89 - Connector for a S-Video signal.
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| /linux/Documentation/devicetree/bindings/media/xilinx/ |
| H A D | video.txt | 1 DT bindings for Xilinx video IP cores
4 Xilinx video IP cores process video streams by acting as video sinks and/or
6 creating a video pipeline.
8 Each video IP core is represented by an AMBA bus child node in the device
10 cores are represented as defined in ../video-interfaces.txt.
13 tree using bindings documented in ./xlnx,video.txt.
18 The following properties are common to all Xilinx video IP cores.
20 - xlnx,video-format: This property represents a video format transmitted on an
21 AXI bus between video IP cores, using its VF code as defined in "AXI4-Stream
22 Video IP and System Design Guide" [UG934]. How the format relates to the IP
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| H A D | xlnx,v-tpg.txt | 1 Xilinx Video Test Pattern Generator (TPG)
16 - clocks: Reference to the video core clock.
18 - xlnx,video-format, xlnx,video-width: Video format and width, as defined in
19 video.txt.
21 - port: Video port, using the DT bindings defined in ../video-interfaces.txt.
26 - xlnx,vtc: A phandle referencing the Video Timing Controller that generates
27 video timings for the TPG test patterns.
31 video timings.
53 xlnx,video-format = <XVIP_VF_YUV_422>;
54 xlnx,video-width = <8>;
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| /linux/Documentation/userspace-api/media/v4l/ |
| H A D | dv-timings.rst | 6 Digital Video (DV) Timings
9 The video standards discussed so far have been dealing with Analog TV
10 and the corresponding video timings. Today there are many more different
12 DVI connectors etc., that carry video signals and there is a need to
13 extend the API to select the video timings for these interfaces. Since
16 set/get video timings at the input and output.
18 These ioctls deal with the detailed digital video timings that define
19 each video format. This includes parameters such as the active video
33 the DV timings as seen by the video receiver applications use the
36 When the hardware detects a video source change (e.g. the video
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| H A D | vidioc-g-fbuf.rst | 40 :ref:`Video Overlay <overlay>` or :ref:`Video Output Overlay <osd>`
47 destructive overlay copies captured video images into the video memory
48 of a graphics card. A non-destructive overlay blends video images into a
49 VGA signal or graphics into a video signal. *Video Output Overlays* are
60 To set the parameters for a *Video Output Overlay*, applications must
69 To set the parameters for a *Video Capture Overlay*
103 For *Video Output Overlays*
106 :ref:`osd`). For *Video Capture Overlays* this field will always be
127 - For *non-destructive Video Overlays* this field only defines a
133 - For *Video Output Overlays* the driver must return a valid
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| H A D | dev-capture.rst | 7 Video Capture Interface
10 Video capture devices sample an analog video signal and store the
15 Conventionally V4L2 video capture devices are accessed through character
16 device special files named ``/dev/video`` and ``/dev/video0`` to
18 ``/dev/video`` is typically a symbolic link to the preferred video
21 .. note:: The same device file names are used for video output devices.
26 Devices supporting the video capture interface set the
31 functions they may also support the :ref:`video overlay <overlay>`
40 Video capture devices shall support :ref:`audio input <audio>`,
44 :ref:`video input <video>` ioctls must be supported by all video
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| H A D | dev-output.rst | 7 Video Output Interface
10 Video output devices encode stills or image sequences as analog video
14 Conventionally V4L2 video output devices are accessed through character
15 device special files named ``/dev/video`` and ``/dev/video0`` to
17 ``/dev/video`` is typically a symbolic link to the preferred video
20 .. note:: The same device file names are used also for video capture devices.
25 Devices supporting the video output interface set the
38 Video output devices shall support :ref:`audio output <audio>`,
42 :ref:`video output <video>` ioctls must be supported by all video
49 former select an area of the video picture where the image will appear,
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| H A D | dev-osd.rst | 6 Video Output Overlay Interface
11 Some video output devices can overlay a framebuffer image onto the
12 outgoing video signal. Applications can set up such an overlay using
14 :ref:`Video Overlay <overlay>` interface.
17 as the :ref:`Video Output <capture>` function.
21 The default function of such a ``/dev/video`` device is video
29 Devices supporting the *Video Output Overlay* interface set the
38 Contrary to the *Video Overlay* interface the framebuffer is normally
51 The width and height of the framebuffer depends on the current video
52 standard. A V4L2 driver may reject attempts to change the video standard
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| /linux/Documentation/devicetree/bindings/phy/ |
| H A D | samsung,mipi-video-phy.yaml | 4 $id: http://devicetree.org/schemas/phy/samsung,mipi-video-phy.yaml#
15 For samsung,s5pv210-mipi-video-phy compatible PHYs the second cell in the
22 samsung,exynos5420-mipi-video-phy and samsung,exynos5433-mipi-video-phy
29 - samsung,s5pv210-mipi-video-phy
30 - samsung,exynos5420-mipi-video-phy
31 - samsung,exynos5433-mipi-video-phy
41 samsung,s5pv210-mipi-video-phy and samsung,exynos5420-mipi-video-phy (if
49 samsung,exynos5433-mipi-video-phy (if not a child of PMU).
55 samsung,exynos5433-mipi-video-phy.
61 samsung,exynos5433-mipi-video-phy.
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| /linux/drivers/media/platform/ti/omap3isp/ |
| H A D | ispvideo.h | 5 * TI OMAP3 ISP - Generic video node
60 /* The stream has been started on the input video node. */
62 /* The stream has been started on the output video node. */
64 /* At least one buffer is queued on the input video node. */
66 /* At least one buffer is queued on the output video node. */
123 * struct isp_buffer - ISP video buffer
143 #define isp_video_dmaqueue_flags_clr(video) \ argument
144 ({ (video)->dmaqueue_flags = 0; })
147 * struct isp_video_operations - ISP video operations
152 int(*queue)(struct isp_video *video, struct isp_buffer *buffer);
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| /linux/Documentation/devicetree/bindings/media/ |
| H A D | allwinner,sun4i-a10-video-engine.yaml | 4 $id: http://devicetree.org/schemas/media/allwinner,sun4i-a10-video-engine.yaml#
7 title: Allwinner A10 Video Engine
16 - allwinner,sun4i-a10-video-engine
17 - allwinner,sun5i-a13-video-engine
18 - allwinner,sun7i-a20-video-engine
19 - allwinner,sun8i-a33-video-engine
20 - allwinner,sun8i-h3-video-engine
21 - allwinner,sun8i-v3s-video-engine
22 - allwinner,sun8i-r40-video-engine
23 - allwinner,sun20i-d1-video-engine
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| /linux/drivers/media/pci/mgb4/ |
| H A D | mgb4_vout.c | 7 * and creates the v4l2 video devices.
67 struct mgb4_regs *video = &voutdev->mgbdev->video; in get_timings() local
70 u32 hsync = mgb4_read_reg(video, regs->hsync); in get_timings()
71 u32 vsync = mgb4_read_reg(video, regs->vsync); in get_timings()
72 u32 resolution = mgb4_read_reg(video, regs->resolution); in get_timings()
110 struct mgb4_regs *video = &voutdev->mgbdev->video; in queue_setup() local
111 u32 config = mgb4_read_reg(video, voutdev->config->regs.config); in queue_setup()
146 struct mgb4_regs *video = &voutdev->mgbdev->video; in buffer_prepare() local
147 u32 config = mgb4_read_reg(video, voutdev->config->regs.config); in buffer_prepare()
183 mgb4_mask_reg(&mgbdev->video, voutdev->config->regs.config, 0x2, 0x0); in stop_streaming()
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| H A D | mgb4_vin.c | 7 * and creates the v4l2 video devices. The input signal can change at any time
84 * Returns the video output connected with the given video input if the input
96 config = mgb4_read_reg(&voutdev->mgbdev->video, in loopback_dev()
121 * input when the video input is set to loopback mode. The paddings must be
126 struct mgb4_regs *video = &vindev->mgbdev->video; in set_loopback_padding() local
133 mgb4_write_reg(video, voutdev->config->regs.padding, in set_loopback_padding()
141 struct mgb4_regs *video = &vindev->mgbdev->video; in get_timings() local
144 u32 status = mgb4_read_reg(video, regs->status); in get_timings()
145 u32 pclk = mgb4_read_reg(video, regs->pclk); in get_timings()
146 u32 signal = mgb4_read_reg(video, regs->signal); in get_timings()
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| H A D | mgb4_sysfs_out.c | 30 config = mgb4_read_reg(&voutdev->mgbdev->video, in loopin_cnt()
66 u32 config = mgb4_read_reg(&voutdev->mgbdev->video, in video_source_show()
73 * Video source change may affect the buffer queue of ANY video input/output on
77 * As we do not want to lock all the video devices at the same time, a two-stage
78 * locking strategy is used. In addition to the video device locking there is
80 * the reconfiguration is running. All the video devices check the variable in
114 config = mgb4_read_reg(&mgbdev->video, voutdev->config->regs.config); in video_source_store()
123 mgb4_mask_reg(&mgbdev->video, loopin_old->config->regs.config, in video_source_store()
126 mgb4_mask_reg(&mgbdev->video, loopin_new->config->regs.config, in video_source_store()
130 mgb4_write_reg(&mgbdev->video, voutdev->config->regs.config, in video_source_store()
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| /linux/Documentation/fb/ |
| H A D | uvesafb.rst | 2 uvesafb - A Generic Driver for VBE2+ compliant video cards
8 uvesafb should work with any video card that has a Video BIOS compliant
12 v86d. v86d is used to run the x86 Video BIOS code in a simulated and
32 uvesafb is a _generic_ driver which supports a wide variety of video
33 cards, but which is ultimately limited by the Video BIOS interface.
37 - A strict and limited set of supported video modes. Often the native
39 with uvesafb, simply because the Video BIOS doesn't support the
40 video mode you want to use. This can be especially painful with
41 widescreen panels, where native video modes don't have the 4:3 aspect
44 Video BIOS. Note that many nVidia Video BIOS-es claim to be VBE 3.0
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| /linux/Documentation/admin-guide/media/ |
| H A D | vivid.rst | 3 The Virtual Video Test Driver (vivid)
6 This driver emulates video4linux hardware of various types: video capture, video
13 Each input can be a webcam, TV capture device, S-Video capture device or an HDMI
14 capture device. Each output can be an S-Video output device or an HDMI output
29 - Support for various pixel aspect ratios and video aspect ratios
47 By default the driver will create a single instance that has a video capture
48 device with webcam, TV, S-Video and HDMI inputs, a video output device with
49 S-Video and HDMI outputs, one vbi capture device, one vbi output device, one
52 The number of instances, devices, video inputs and outputs and their types are
66 - bit 0: Video Capture node
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| H A D | platform-cardlist.rst | 18 aspeed-video Aspeed AST2400 and AST2500
27 dm355_ccdc TI DM355 CCDC video capture
28 dm644x_ccdc TI DM6446 CCDC video capture
34 isdf TI DM365 ISIF video capture
38 mtk-vcodec-dec Mediatek Video Codec
39 mtk-vpu Mediatek Video Processor Unit
50 rcar-vin R-Car Video Input (VIN)
58 s5p-mfc Samsung S5P MFC Video Codec
59 sh_veu SuperH VEU mem2mem video processing
60 sh_vou SuperH VOU video output
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| H A D | ivtv.rst | 25 Open Source driver implementation for video capture cards based on the
31 * Hardware mpeg2 capture of broadcast video (and sound) via the tuner or
32 S-Video/Composite and audio line-in.
46 video signal)
47 * Provides a framebuffer (allowing X applications to appear on the video
71 Cards that don't have a video output capability (i.e. non PVR350 cards)
82 crw-rw---- 1 root video 81, 0 Jun 19 22:22 /dev/video0
83 crw-rw---- 1 root video 81, 16 Jun 19 22:22 /dev/video16
84 crw-rw---- 1 root video 81, 24 Jun 19 22:22 /dev/video24
85 crw-rw---- 1 root video 81, 32 Jun 19 22:22 /dev/video32
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| /linux/drivers/media/i2c/ |
| H A D | Kconfig | 3 # Multimedia Video device configuration
17 some video boards have the IR connected via I2C bus.
836 comment "audio, video and radio I2C drivers auto-selected by 'Autoselect ancillary drivers'"
1022 menu "Video decoders"
1032 Support for the Analog Devices ADV7180 video decoder.
1042 ADV7183 video decoder.
1057 ADV7481 and ADV7482 HDMI/Analog video decoders.
1072 Support for the Analog Devices ADV7604 video decoder.
1095 Support for the Analog Devices ADV7842 video decoder.
1115 Support for BT819A video decoder.
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| /linux/Documentation/gpu/ |
| H A D | meson.rst | 2 drm/meson AmLogic Meson Video Processing Unit
6 :doc: Video Processing Unit
8 Video Processing Unit
16 DMC|---------------VPU (Video Processing Unit)----------------|------HHI------|
19 D | vd2 | VIU | | Video Post | | Video Encoders |<---|-----VCLK |
27 Video Input Unit
31 :doc: Video Input Unit
33 Video Post Processing
37 :doc: Video Post Processing
39 Video Encoder
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| /linux/Documentation/devicetree/bindings/display/ti/ |
| H A D | ti,j721e-dss.yaml | 16 four video planes. There is two full video planes and two "lite
17 planes" without scaling support. The video ports can be connected to
30 - description: VIDL1 light video plane 1
31 - description: VIDL2 light video plane 2
32 - description: VID1 video plane 1
33 - description: VID1 video plane 2
38 - description: VP1 video port 1
39 - description: VP2 video port 2
40 - description: VP3 video port 3
41 - description: VP4 video port 4
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