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/Documentation/admin-guide/media/
Dttusb-dec.rst1 .. SPDX-License-Identifier: GPL-2.0
7 -------------
11 - DEC2000-t
12 - DEC2450-t
13 - DEC3000-s
14 - Video Streaming
15 - Audio Streaming
16 - Section Filters
17 - Channel Zapping
18 - Hotplug firmware loader
[all …]
Divtv.rst1 .. SPDX-License-Identifier: GPL-2.0
11 Hauppauge PVR-350.
15 #) This driver requires the latest encoder firmware (version 2.06.039, size
16 376836 bytes). Get the firmware from here:
18 https://linuxtv.org/downloads/firmware/#conexant
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)
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Dmgb4.rst1 .. SPDX-License-Identifier: GPL-2.0
7 ---------------
9 The mgb4 driver provides a sysfs interface, that is used to configure video
11 device can be opened) and obtain the video device/stream status.
13 There are two types of parameters - global / PCI card related, found under
23 | 0 - No module present
24 | 1 - FPDL3
25 | 2 - GMSL
31 Firmware type.
33 | 1 - FPDL3
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Dipu3.rst1 .. SPDX-License-Identifier: GPL-2.0
24 ImgU). The CIO2 driver is available as drivers/media/pci/intel/ipu3/ipu3-cio2*
36 Both of the drivers implement V4L2, Media Controller and V4L2 sub-device
38 MIPI CSI-2 interfaces through V4L2 sub-device sensor drivers.
44 interface to the user space. There is a video node for each CSI-2 receiver,
47 The CIO2 contains four independent capture channel, each with its own MIPI CSI-2
48 receiver and DMA engine. Each channel is modelled as a V4L2 sub-device exposed
49 to userspace as a V4L2 sub-device node and has two pads:
53 .. flat-table::
54 :header-rows: 1
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Davermedia.rst1 .. SPDX-License-Identifier: GPL-2.0
4 Avermedia DVB-T on BT878 Release Notes
16 The Avermedia DVB-T
19 The Avermedia DVB-T is a budget PCI DVB card. It has 3 inputs:
22 * Composite Video Input (RCA Jack)
23 * SVIDEO Input (Mini-DIN)
27 Frontend of the Avermedia DVB-T is a Microtune 7202D. A timely
28 post to the linux-dvb mailing list ascertained that the
30 found in the dvb-hw CVS module.
32 The DVB-T card is based around the BT878 chip which is a very
[all …]
Dipu6-isys.rst1 .. SPDX-License-Identifier: GPL-2.0
9 Copyright |copy| 2023--2024 Intel Corporation
26 Intel IPU6 is made up of two components - Input System (ISYS) and Processing
29 The Input System mainly works as MIPI CSI-2 receiver which receives and
32 There are 2 driver modules - intel-ipu6 and intel-ipu6-isys. intel-ipu6 is an
33 IPU6 common driver which does PCI configuration, firmware loading and parsing,
34 firmware authentication, DMA mapping and IPU-MMU (internal Memory mapping Unit)
36 sub-device interfaces. The IPU6 ISYS driver supports camera sensors connected
37 to the IPU6 ISYS through V4L2 sub-device sensor drivers.
39 .. Note:: See Documentation/driver-api/media/drivers/ipu6.rst for more
[all …]
/Documentation/devicetree/bindings/media/
Dqcom,venus-common.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/qcom,venus-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm SoC Venus Video Encode and Decode Accelerators Common Properties
10 - Stanimir Varbanov <stanimir.k.varbanov@gmail.com>
11 - Vikash Garodia <quic_vgarodia@quicinc.com>
14 The Venus IP is a video encode and decode accelerator present
25 clock-names:
29 firmware-name:
[all …]
Dqcom,sc7280-venus.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/qcom,sc7280-venus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm SC7280 Venus video encode and decode accelerators
10 - Stanimir Varbanov <stanimir.varbanov@linaro.org>
13 The Venus Iris2 IP is a video encode and decode accelerator present
17 - $ref: qcom,venus-common.yaml#
21 const: qcom,sc7280-venus
23 power-domains:
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Dbrcm,bcm2835-unicam.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/brcm,bcm2835-unicam.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Raspberry Pi Kernel Maintenance <kernel-list@raspberrypi.com>
12 description: |-
14 CSI-2 or CCP2 data from image sensors or similar devices.
17 the Pi the VideoCore firmware can also control this hardware block, and
19 the firmware checks the device tree configuration during boot. If it finds
20 device tree nodes whose name starts with 'csi' then it will stop the firmware
[all …]
Dsamsung,s5c73m3.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
11 - Sylwester Nawrocki <s.nawrocki@samsung.com>
14 The S5C73M3 camera ISP supports MIPI CSI-2 and parallel (ITU-R BT.656)
15 video data busses. The I2C bus is the main control bus and additionally the
16 SPI bus is used, mostly for transferring the firmware to and from the
31 clock-names:
33 - const: cis_extclk
[all …]
Damphion,vpu.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Ming Qian <ming.qian@nxp.com>
12 - Shijie Qin <shijie.qin@nxp.com>
14 description: |-
15 The Amphion MXC video encoder(Windsor) and decoder(Malone) accelerators present
20 pattern: "^vpu@[0-9a-f]+$"
24 - enum:
25 - nxp,imx8qm-vpu
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/Documentation/firmware-guide/acpi/
Dvideo_extension.rst1 .. SPDX-License-Identifier: GPL-2.0
4 ACPI video extensions
10 defining the video POST device, retrieving EDID information or to
11 setup a video output, etc. Note that this is an ref. implementation
12 only. It may or may not work for your integrated video device.
14 The ACPI video driver does 3 things regarding backlight control.
19 If the ACPI table has a video device, and acpi_backlight=vendor kernel
26 Documentation/ABI/stable/sysfs-class-backlight.
28 And what ACPI video driver does is:
32 get the brightness level the firmware thinks it is at;
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/Documentation/fb/
Defifb.rst5 This is a generic EFI platform driver for systems with UEFI firmware. The
7 both firmware with Graphics Output Protocol (GOP) displays as well as older
13 - iMac 17"/20"
14 - Macbook
15 - Macbook Pro 15"/17"
16 - MacMini
17 - ARM/ARM64/X86 systems with UEFI firmware
28 video=efifb:macbook
30 video=efifb:mini
32 video=efifb:i17
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/Documentation/devicetree/bindings/display/bridge/
Dmegachips-stdpxxxx-ge-b850v3-fw.txt1 Drivers for the second video output of the GE B850v3:
2 STDP4028-ge-b850v3-fw bridges (LVDS-DP)
3 STDP2690-ge-b850v3-fw bridges (DP-DP++)
5 The video processing pipeline on the second output on the GE B850v3:
7 Host -> LVDS|--(STDP4028)--|DP -> DP|--(STDP2690)--|DP++ -> Video output
9 Each bridge has a dedicated flash containing firmware for supporting the custom
12 suffix "-ge-b850v3-fw" to make it clear that the driver is for the bridges with
13 the firmware specific for the GE B850v3.
15 The hardware do not provide control over the video processing pipeline, as the
19 stdp4028-ge-b850v3-fw required properties:
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/Documentation/sound/cards/
Dmixart.rst13 The miXart8AES/EBU is the same with a add-on card that offers further
15 Furthermore the add-on card offers external clock synchronisation
16 (AES/EBU, Word Clock, Time Code and Video Synchro)
23 Use the mixartloader that can be found in the alsa-tools package.
35 -------
37 Sample rates : 8000 - 48000 Hz continuously
40 --------
48 -------
53 -----
56 <PCM 0-3> and <PCM Capture>
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/Documentation/admin-guide/laptops/
Dthinkpad-acpi.rst9 - Borislav Deianov <borislav@users.sf.net>
10 - Henrique de Moraes Holschuh <hmh@hmh.eng.br>
12 http://ibm-acpi.sf.net/
19 This driver used to be named ibm-acpi until kernel 2.6.21 and release
20 0.13-20070314. It used to be in the drivers/acpi tree, but it was
21 moved to the drivers/misc tree and renamed to thinkpad-acpi for kernel
25 The driver is named "thinkpad-acpi". In some places, like module
29 "tpacpi" is used as a shorthand where "thinkpad-acpi" would be too
33 ------
38 - Fn key combinations
[all …]
/Documentation/firmware-guide/acpi/dsd/
Dleds.rst1 .. SPDX-License-Identifier: GPL-2.0
14 Referring to LEDs in Device tree is documented in [video-interfaces], in
15 "flash-leds" property documentation. In short, LEDs are directly referred to by
22 firmware and software, it uniquely identifies the LED driver outputs.
39 ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
46 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
49 Package () { "flash-max-microamp", 1000000 },
50 Package () { "flash-timeout-us", 200000 },
51 Package () { "led-max-microamp", 100000 },
56 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
[all …]
/Documentation/gpu/amdgpu/display/
Ddc-debug.rst19 ---------------------
21 If you want to enable or debug multiple planes in a specific user-space
31 * The color indicates the format - For example, red is AR24 and green is NV12
36 Consider the video playback case in which a video is played in a specific
37 plane, and the desktop is drawn in another plane. The video plane should
38 feature one or two green bars at the bottom of the video depending on pipe
49 ----------------
72 change in real-time by using something like::
74 sudo watch -d cat /sys/kernel/debug/dri/0/amdgpu_dm_dtn_log
79 DMUB Firmware Debug
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/Documentation/driver-api/media/drivers/
Dcx2341x-devel.rst1 .. SPDX-License-Identifier: GPL-2.0
7 -----------------------
12 .. note:: the memory long words are little-endian ('intel format').
21 .. code-block:: none
23 ivtvctl -O min=0x02000000,max=0x020000ff
26 register space :-).
35 .. code-block:: none
37 0x00000000-0x00ffffff Encoder memory space
38 0x00000000-0x0003ffff Encode.rom
39 ???-??? MPEG buffer(s)
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/Documentation/devicetree/bindings/gpu/host1x/
Dnvidia,tegra234-nvdec.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gpu/host1x/nvidia,tegra234-nvdec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 NVDEC is the hardware video decoder present on NVIDIA Tegra210
15 - Thierry Reding <treding@gmail.com>
16 - Mikko Perttunen <mperttunen@nvidia.com>
20 pattern: "^nvdec@[0-9a-f]*$"
24 - nvidia,tegra234-nvdec
32 clock-names:
[all …]
/Documentation/devicetree/bindings/clock/
Dxlnx,versal-clk.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/clock/xlnx,versal-clk.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Michal Simek <michal.simek@amd.com>
20 - enum:
21 - xlnx,versal-clk
22 - xlnx,zynqmp-clk
23 - items:
24 - enum:
[all …]
/Documentation/gpu/
Di915.rst17 ------------------------
19 .. kernel-doc:: drivers/gpu/drm/i915/intel_runtime_pm.c
22 .. kernel-doc:: drivers/gpu/drm/i915/intel_runtime_pm.c
25 .. kernel-doc:: drivers/gpu/drm/i915/intel_uncore.c
29 ------------------
31 .. kernel-doc:: drivers/gpu/drm/i915/i915_irq.c
34 .. kernel-doc:: drivers/gpu/drm/i915/i915_irq.c
37 .. kernel-doc:: drivers/gpu/drm/i915/i915_irq.c
40 .. kernel-doc:: drivers/gpu/drm/i915/i915_irq.c
43 Intel GVT-g Guest Support(vGPU)
[all …]
/Documentation/admin-guide/
Dsvga.rst4 Video Mode Selection Support 2.13
7 :Copyright: |copy| 1995--1999 Martin Mares, <mj@ucw.cz>
12 This small document describes the "Video Mode Selection" feature which
13 allows the use of various special video modes supported by the video BIOS. Due
16 booted through BIOS firmware (as opposed to through UEFI, kexec, etc.).
21 enter ``scan`` on the video mode prompt, pick the mode you want to use,
22 remember its mode ID (the four-digit hexadecimal number) and then
25 The video mode to be used is selected by a kernel parameter which can be
31 NORMAL_VGA - Standard 80x25 mode available on all display adapters.
33 EXTENDED_VGA - Standard 8-pixel font mode: 80x43 on EGA, 80x50 on VGA.
[all …]
/Documentation/arch/x86/
Dzero-page.rst1 .. SPDX-License-Identifier: GPL-2.0
6 The additional fields in struct boot_params as a part of 32-bit boot
7 protocol of kernel. These should be filled by bootloader or 16-bit
8 real-mode setup code of the kernel. References/settings to it mainly
32 140/080 ALL edid_info Video mode setup (struct edid_info)
41 1EC/001 ALL secure_boot Secure boot is enabled in the firmware
/Documentation/gpu/amdgpu/
Ddebugging.rst11 `vm_fault_stop` - If non-0, halt the GPU memory controller on a GPU page fault.
13 `vm_update_mode` - If non-0, use the CPU to update GPU page tables rather than
26 …[gfxhub0] no-retry page fault (src_id:0 ring:24 vmid:3 pasid:32777, for process glxinfo pid 2424 t…
38 memory hub used for multi-media and sdma on some chips.
41 caused by the kernel driver or firmware. If the vmid is non-0, it is generally
51 - CB/DB: The color/depth backend of the graphics pipe
52 - CPF: Command Processor Frontend
53 - CPC: Command Processor Compute
54 - CPG: Command Processor Graphics
55 - TCP/SQC/SQG: Shaders
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