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/linux/Documentation/userspace-api/media/v4l/
H A Dstandard.rst18 V4L2 defines one bit for each analog video standard currently in use
22 standard, although presenting the user a menu of supported standards is
30 standards also contain sets of one or more standard bits.
33 signals. The first enumerated standard is a set of B and G/PAL, switched
39 To query and select the standard used by the current video input or
42 *received* standard can be sensed with the
48 :ref:`v4l2_std_id <v4l2-std-id>` type (a standard set), *not* an
49 index into the standard enumeration. Drivers must implement all video
50 standard ioctls when the device has one or more video inputs or outputs.
57 video standard, or
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H A Dvidioc-querystd.rst13 VIDIOC_QUERYSTD - VIDIOC_SUBDEV_QUERYSTD - Sense the video standard received by the current input
38 The hardware may be able to detect the current video standard
50 Drivers shall *not* switch the video standard
51 automatically if a new video standard is detected. Instead, drivers
54 :ref:`VIDIOC_QUERYSTD`. The reason is that a new video standard can mean
58 standard is valid they will have to stop streaming, set the new
59 standard, allocate new buffers and start streaming again.
H A Dvidioc-g-std.rst13 …- VIDIOC_SUBDEV_G_STD - VIDIOC_SUBDEV_S_STD - Query or select the video standard of the current in…
46 To query and select the current video standard applications use the
55 does not return the actual new standard as :ref:`VIDIOC_G_STD <VIDIOC_G_STD>` does. When
57 standard the driver returns an ``EINVAL`` error code. When the standard set
59 standards. If the current input or output does not support standard
H A Dpixfmt-intro.rst9 necessary to have standard image data formats which both sides will
11 section is intended to be an unambiguous specification of the standard
16 to convert images to one of the standard formats when needed. But the
23 Even so, ultimately, some standard formats are needed, so the V4L2
24 specification would not be complete without well-defined standard
27 The V4L2 standard formats are mainly uncompressed formats. The pixels
H A Dcolorspaces-details.rst14 The :ref:`smpte170m` standard defines the colorspace used by NTSC and
80 the :ref:`itu601` standard and this colorspace is sometimes called
92 The :ref:`itu709` standard defines the colorspace used by HDTV in
120 The full name of this standard is Rec. ITU-R BT.709-5.
195 The non-standard xvYCC 709 or xvYCC 601 encodings can be
209 The :ref:`srgb` standard defines the colorspace used by most webcams
214 Note that the :ref:`sycc` standard specifies full range quantization,
287 The :ref:`oprgb` standard defines the colorspace used by computer
293 Note that the :ref:`oprgb` standard specifies full range quantization,
356 The :ref:`itu2020` standard defines the colorspace used by Ultra-high
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H A Dvidioc-g-dv-timings.rst152 - The video standard(s) this format belongs to. This will be filled
165 - The Video Identification Code according to the CEA-861 standard.
169 - The Video Identification Code according to the HDMI standard.
228 * - Timing standard
231 - The timings follow the CEA-861 Digital TV Profile standard
233 - The timings follow the VESA Discrete Monitor Timings standard
235 - The timings follow the VESA Coordinated Video Timings standard
237 - The timings follow the VESA Generalized Timings Formula standard
239 - The timings follow the SDI Timings standard.
307 Identification Code as per the CEA-861 standard.
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H A Dvidioc-enumstd.rst38 To query the attributes of a video standard, especially a custom (driver
59 - Number of the video standard, set by the application.
62 - The bits in this field identify the standard as one of the common
71 - Name of the standard, a NUL-terminated ASCII string, for example:
114 - This type is a set, each bit representing another video standard
136 ``V4L2_STD_PAL_60`` is a hybrid standard with 525 lines, 60 Hz refresh
147 ``V4L2_STD_NTSC_443`` is a hybrid standard with 525 lines, 60 Hz refresh
314 find the current standard returned by :ref:`VIDIOC_G_STD <VIDIOC_G_STD>`.
317 Japan uses a standard similar to M/NTSC (V4L2_STD_NTSC_M_JP).
H A Ddev-rds.rst15 For more information see the core RDS standard :ref:`iec62106` and the
16 RBDS standard :ref:`nrsc4`.
20 Note that the RBDS standard as is used in the USA is almost
21 identical to the RDS standard. Any RDS decoder/encoder can also handle
23 RBDS standard for more information.
25 The RBDS standard also specifies support for MMBS (Modified Mobile
H A Dmetafmt-uvc.rst16 This format describes standard UVC metadata, extracted from UVC packet headers
18 exact copies of the standard part of UVC Payload Header contents and auxiliary
52 - Flags, indicating presence of other standard UVC fields
/linux/Documentation/userspace-api/media/dvb/
H A Dfe-type-t.rst37 - For DVB-S standard
47 - For DVB-C annex A standard
57 - For DVB-T standard
67 - For ATSC standard (terrestrial) or for DVB-C Annex B (cable) used
89 filled with the currently standard, as selected by the last call to
/linux/tools/perf/Documentation/
H A Dperf-version.txt15 on the standard output.
18 compiled-in libraries are printed on the standard output.
24 standard output.
H A Dperf-help.txt17 on the standard output.
20 printed on the standard output.
33 Prints all the available commands on the standard output. This
/linux/arch/arm/boot/dts/xilinx/
H A Dzynq-ebaz4205.dts70 io-standard = <3>;
88 io-standard = <3>;
100 io-standard = <3>;
115 io-standard = <3>;
/linux/Documentation/arch/riscv/
H A Duabi.rst20 #. Additional standard extensions (starting with 'Z') will be sorted after
23 #. For additional standard extensions, the first letter following the 'Z'
30 after standard unprivileged extensions. If multiple supervisor-level
34 after any lower-privileged, standard extensions. If multiple machine-level
37 #. Non-standard extensions (starting with 'X') will be listed after all standard
38 extensions. If multiple non-standard extensions are listed, they will be
/linux/Documentation/devicetree/bindings/powerpc/fsl/
H A Ddcsr.txt30 Definition: A standard property. Defines the number of cells
36 Definition: A standard property. Defines the number of cells
43 Definition: A standard property. Specifies the physical address
90 Definition: A standard property. Specifies the physical address
119 Definition: A standard property. Specifies the physical address
156 Definition: A standard property. Specifies the physical address
181 Definition: A standard property. Specifies the physical address
218 Definition: A standard property. Specifies the physical address
246 Definition: A standard property. Specifies the physical address
277 Definition: A standard property. Specifies the physical address
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H A Dsrio.txt18 Definition: A standard property. Specifies the physical address and
46 Definition: A standard property. Matches the port id.
51 Definition: A standard property. Utilized to describe the memory mapped
75 Note: All other standard properties (see the Devicetree Specification)
/linux/drivers/bcma/
H A DREADME5 AMBA standard fields like CID and PID.
9 as standard AMBA device. Reading it's CID or PID can cause machine lockup.
10 2) AMBA standard devices called ports or wrappers. They have CIDs (AMBA_CID)
/linux/drivers/media/dvb-frontends/drx39xyj/
H A Ddrxj.h173 enum drx_standard standard; /* standard for which these settings apply */ member
189 enum drx_standard standard; /* standard to which these settings apply */ member
199 enum drx_standard standard; /* standard to which these settings apply */ member
425 enum drx_standard standard; /*< current standard information */ member
/linux/Documentation/networking/
H A Dplip.rst25 printer port. PLIP is a non-standard, but [can use] uses the standard
52 an existing Ethernet. Isn't standard (not even de facto standard, like
117 only one implemented in the early version of the code) uses a standard
129 The cable for the first transfer mode is a standard
135 bits with standard status register implementation.
197 standard in Mode 0. That standard specifies the following protocol::
/linux/Documentation/admin-guide/
H A Dsvga.rst28 (present in standard Linux utility packages). You can use the following values
55 the standard 80x25 mode.
90 the standard modes (80x25 and 80x50) followed by "special" modes (80x28 and
121 0x0100 to 0x017f - standard BIOS modes. The ID is a BIOS video mode number
129 945=132x28 for the standard Video7 BIOS)
132 by modifying one of the standard modes). Currently available:
133 0x0f00 standard 80x25, don't reset mode if already set (=FFFF)
134 0x0f01 standard with 8-point font: 80x43 on EGA, 80x50 on VGA
136 0x0f03 VGA 80x28 (standard VGA scans, but 14-point font)
146 This is the only fully portable way to refer to a non-standard mode,
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/linux/Documentation/driver-api/80211/
H A Dintroduction.rst15 The reader is expected to be familiar with the 802.11 standard as
17 References to this standard will be given as "802.11-2007 8.1.5".
/linux/drivers/media/common/saa7146/
H A Dsaa7146_video.c335 v4l2_video_std_frame_period(vv->standard->id, in vidioc_g_parm()
374 maxw = vv->standard->h_max_out; in vidioc_try_fmt_vid_cap()
375 maxh = vv->standard->v_max_out; in vidioc_try_fmt_vid_cap()
453 *norm = vv->standard->id; in vidioc_g_std()
471 vv->standard == &dev->ext_vv_data->stds[i]) in vidioc_s_std()
480 vv->standard = &dev->ext_vv_data->stds[i]; in vidioc_s_std()
482 dev->ext_vv_data->std_callback(dev, vv->standard); in vidioc_s_std()
491 DEB_EE("VIDIOC_S_STD: set to standard to '%s'\n", vv->standard->name); in vidioc_s_std()
697 vv->standard = &dev->ext_vv_data->stds[0]; in video_init()
/linux/Documentation/networking/pse-pd/
H A Dintroduction.rst17 PSE in the IEEE 802.3 standard generally refers to equipment that provides
29 Key addenda to the IEEE 802.3-2018 standard relevant to power delivery over
58 Clause 33 of the IEEE 802.3 standard defines the functional and electrical
67 Clause 104 of the IEEE 802.3 standard delineates the functional and electrical
/linux/Documentation/admin-guide/laptops/
H A Duniwill-laptop.rst47 the standard ``charge_control_end_threshold`` power supply sysfs attribute. All values
50 Additionally the driver signals the presence of battery charging issues through the standard
56 The ``uniwill-laptop`` driver exposes the lightbar found on some models as a standard multicolor
/linux/Documentation/ABI/testing/
H A Dsysfs-platform-at918 Default: 0x7ff (standard frame)
21 - standard id 0x7ff::

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