| /Documentation/userspace-api/media/v4l/ |
| D | yuv-formats.rst | 29 direction are possible, common factors are 1 (no subsampling), 2 and 4, with
33 - `4:4:4`: No subsampling
34 - `4:2:2`: Horizontal subsampling by 2, no vertical subsampling
35 - `4:2:0`: Horizontal subsampling by 2, vertical subsampling by 2
36 - `4:1:1`: Horizontal subsampling by 4, no vertical subsampling
37 - `4:1:0`: Horizontal subsampling by 4, vertical subsampling by 4
56 The following examples show different combination of chroma siting in a 4x4
59 .. flat-table:: 4:2:2 subsampling, interstitially sited
73 - C
77 - C
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| D | vidioc-g-parm.rst | 2 .. c:namespace:: V4L
18 .. c:macro:: VIDIOC_G_PARM
22 .. c:macro:: VIDIOC_S_PARM
30 File descriptor returned by :c:func:`open()`.
33 Pointer to struct :c:type:`v4l2_streamparm`.
51 section discussing the :c:func:`read()` function.
56 pointer to a struct :c:type:`v4l2_streamparm` which contains a
61 .. c:type:: v4l2_streamparm
71 :c:type:`v4l2_format` ``type``, set by the
72 application. See :c:type:`v4l2_buf_type`.
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| D | mt2110t.svg | 17 …C 142,-425 100,-421 67,-414 L 67,-279 C 92,-283 120,-285 151,-285 263,-285 352,-203 417,-38 L 434,…
19 …="M 1174,0 L 965,0 776,765 740,934 C 734,904 725,861 712,805 699,748 631,480 508,0 L 300,0 -3,1082…
20 …C 314,325 321,269 335,230 349,191 371,162 402,145 433,128 478,119 537,119 624,119 692,149 742,208 …
21 …54,8 C 495,-8 434,-16 372,-16 228,-16 156,66 156,229 L 156,951 31,951 31,1082 163,1082 216,1324 33…
22 …C 950,197 912,118 835,63 758,8 650,-20 511,-20 376,-20 273,2 200,47 127,91 79,160 57,254 L 216,285…
23 …C 142,906 140,990 136,1082 L 306,1082 C 311,959 314,886 314,861 L 318,861 C 347,954 380,1017 417,1…
24 …C 1053,169 920,-20 655,-20 488,-20 376,43 319,168 L 314,168 C 317,163 318,106 318,-2 L 318,-425 13…
25 …C 1053,353 1011,212 928,119 845,26 724,-20 565,-20 407,-20 288,28 207,125 126,221 86,360 86,542 86…
28 …51 29,1082 181,1082 181,1204 C 181,1303 203,1374 246,1417 289,1460 356,1482 445,1482 495,1482 537,…
29 …C 276,379 302,283 353,216 404,149 479,115 578,115 656,115 719,131 766,162 813,193 844,233 861,281 …
[all …]
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| D | vidioc-subdev-querycap.rst | 2 .. c:namespace:: V4L
18 .. c:macro:: VIDIOC_SUBDEV_QUERYCAP
26 File descriptor returned by :c:func:`open()`.
29 Pointer to struct :c:type:`v4l2_subdev_capability`.
37 a struct :c:type:`v4l2_subdev_capability` which is filled by the driver. When
43 .. c:type:: v4l2_subdev_capability
48 :widths: 3 4 20
63 ``#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))``
87 :widths: 3 1 4
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| /Documentation/networking/ |
| D | ieee802154.rst | 2 IEEE 802.15.4 Developer's Guide
7 The IEEE 802.15.4 working group focuses on standardization of the bottom
15 of the IEEE 802.15.4 and 6LoWPAN protocols. IEEE 802.15.4 is a stack
20 - IEEE 802.15.4 layer; We have chosen to use plain Berkeley socket API,
21 the generic Linux networking stack to transfer IEEE 802.15.4 data
41 The IEEE 802.15.4 standard specifies an MTU of 127 bytes, yielding about 80
68 Like with WiFi, there are several types of devices implementing IEEE 802.15.4.
97 The MAC is the middle layer in the IEEE 802.15.4 Linux stack. This moment it
100 NOTE: Currently the only monitor device type is supported - it's IEEE 802.15.4
112 SoftMAC (fakelb - IEEE 802.15.4 loopback driver) interface. This option
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| /Documentation/bpf/ |
| D | llvm_reloc.rst | 31 Compiled with ``clang --target=bpf -O2 -c test.c``, the following is
45 11: 18 01 00 00 0c 00 00 00 00 00 00 00 00 00 00 00 r1 = 12 ll
55 Relocation section '.rel.text' at offset 0x190 contains 4 entries:
71 1: 0000000000000000 0 FILE LOCAL DEFAULT ABS test.c
72 2: 0000000000000008 4 OBJECT LOCAL DEFAULT 4 l1
73 3: 000000000000000c 4 OBJECT LOCAL DEFAULT 4 l2
74 4: 0000000000000000 0 SECTION LOCAL DEFAULT 4 sec
76 6: 0000000000000000 4 OBJECT GLOBAL DEFAULT 4 g1
77 7: 0000000000000004 4 OBJECT GLOBAL DEFAULT 4 g2
84 value 4. The symbol value represents the offset from the start of ``.data``
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| D | btf.rst | 75 #define BTF_KIND_STRUCT 4 /* Struct */
152 type. For example, a 4-bit bitfield encodes ``BTF_INT_BITS()`` equals to 4.
161 * the int type has ``BTF_INT_OFFSET() = 2`` and ``BTF_INT_BITS() = 4``
163 Then in the struct memory layout, this member will occupy ``4`` bits starting
171 * the int type has ``BTF_INT_OFFSET() = 0`` and ``BTF_INT_BITS() = 4``
232 2.2.4 BTF_KIND_STRUCT
238 * ``name_off``: 0 or offset to a valid C identifier
253 * ``name_off``: offset to a valid C identifier
273 * ``BTF_INT_BITS()`` must be equal to ``{1,2,4,8,16} * 8``.
282 * ``name_off``: 0 or offset to a valid C identifier
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| /Documentation/hwmon/ |
| D | amc6821.rst | 50 fan1_pulses rw Pulses per revolution can be either 2 or 4.
52 mode 4.
59 4=fan controlled by target rpm set with
75 0 degree C to 124 degree C in steps of
76 4 degree C. Read it out after writing to get
85 temp2_auto_point1_temp rw Must be between 0 degree C and 63 degree C and
92 0 degree C to 124 degree C in steps
93 of 4 degree C.
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| D | tmp108.rst | 26 The sensor is accurate to 0.75C over the range of -25 to +85 C, and to 1.0
27 degree from -40 to +125 C. Resolution of the sensor is 0.0625 degree. The
28 operating temperature has a minimum of -55 C and a maximum of +150 C.
29 Hysteresis values can be set to 0, 1, 2, or 4C.
31 The TMP108 has a programmable update rate that can select between 8, 4, 1, and
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| D | tmp102.rst | 23 sensor is accurate to 0.5 degree over the range of -25 to +85 C, and to 1.0
24 degree from -40 to +125 C. Resolution of the sensor is 0.0625 degree. The
25 operating temperature has a minimum of -55 C and a maximum of +150 C.
27 The TMP102 has a programmable update rate that can select between 8, 4, 1, and
28 0.5 Hz. (Currently the driver only supports the default of 4 Hz).
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| /Documentation/admin-guide/media/ |
| D | dvb-usb-dvbsky-cardlist.rst | 18 - 0572:960c
22 - 0572:680c
23 * - MyGica Mini DVB-(T/T2/C) USB Stick T230
25 * - MyGica Mini DVB-(T/T2/C) USB Stick T230C
27 * - MyGica Mini DVB-(T/T2/C) USB Stick T230C Lite
29 * - MyGica Mini DVB-(T/T2/C) USB Stick T230C v2
39 * - Terratec Cinergy S2 Rev.4
41 * - Terratec H7 Rev.4
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| /Documentation/devicetree/bindings/phy/ |
| D | phy-rockchip-usbdp.yaml | 29 maxItems: 4
52 maxItems: 4
56 An array of physical Type-C lanes indexes. Position of an entry
58 indicates physical Type-C lane. The supported DP lanes number are 2 or 4.
60 3>;", assuming DP lane0 on Type-C phy lane2, DP lane1 on Type-C phy
61 lane3. For 4 lanes DP lanes map, we could have "rockchip,dp-lane-mux =
62 <0, 1, 2, 3>;", assuming DP lane0 on Type-C phy lane0, DP lane1 on Type-C
63 phy lane1, DP lane2 on Type-C phy lane2, DP lane3 on Type-C phy lane3. If
89 GPIO connected to the SBU1 line of the USB-C connector via a big resistor
95 GPIO connected to the SBU2 line of the USB-C connector via a big resistor
|
| /Documentation/input/devices/ |
| D | sentelic.rst | 12 Finger Sensing Pad Intellimouse Mode (scrolling wheel, 4th and 5th buttons)
15 A) MSID 4: Scrolling wheel mode plus Forward page(4th button) and Backward
21 4. Issuing the "Get device ID" command (0xF2) and waits for the response;
27 Bit 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0
29 1 |Y|X|y|x|1|M|R|L| 2 |X|X|X|X|X|X|X|X| 3 |Y|Y|Y|Y|Y|Y|Y|Y| 4 | | |B|F|W|W|W|W|
42 Byte 4: Bit3~Bit0 => the scrolling wheel's movement since the last data report.
44 Bit4 => 1 = 4th mouse button is pressed, Forward one page.
45 0 = 4th mouse button is not pressed.
53 FSP replaces scrolling wheel's movement as 4 bits to show horizontal and
59 Bit 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0
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| /Documentation/arch/s390/ |
| D | s390dbf.rst | 6 - arch/s390/kernel/debug.c
26 feature with the function call :c:func:`debug_register()`.
69 used through registering them with the function :c:func:`debug_register_view()`.
75 The default level is 3. Event and Exception functions have a :c:data:`level`
112 .. kernel-doc:: arch/s390/kernel/debug.c
118 .. code-block:: c
127 .. code-block:: c
140 /* register 4 debug areas with one page each and 4 byte data field */
142 debug_info = debug_register("test", 1, 4, 4 );
145 debug_text_event(debug_info, 4 , "one ");
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| /Documentation/userspace-api/media/dvb/ |
| D | fe_property_parameters.rst | 77 The modulation can be one of the types defined by enum :c:type:`fe_modulation`.
89 DMTB 4-QAM, 16-QAM, 32-QAM, 64-QAM and 4-QAM-NR.
90 DVB-C Annex A/C 16-QAM, 32-QAM, 64-QAM and 256-QAM.
91 DVB-C Annex B 64-QAM.
152 DVB-C and DVB-S.
164 The acceptable values are defined by :c:type:`fe_spectral_inversion`.
192 The acceptable values are defined by :c:type:`fe_code_rate`.
207 The acceptable values are defined by :c:type:`fe_sec_voltage`.
227 The acceptable values are defined by :c:type:`fe_pilot`.
239 The acceptable values are defined by :c:type:`fe_rolloff`.
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| D | fe-type-t.rst | 12 .. c:type:: fe_type
19 :widths: 3 1 4
47 - For DVB-C annex A standard
51 - .. row 4
67 - For ATSC standard (terrestrial) or for DVB-C Annex B (cable) used
79 In the old days, struct :c:type:`dvb_frontend_info`
88 :c:type:`dvb_frontend_info`::``fe_type_t`` is
|
| /Documentation/input/joydev/ |
| D | joystick.rst | 44 mknod input/js0 c 13 0
45 mknod input/js1 c 13 1
46 mknod input/js2 c 13 2
47 mknod input/js3 c 13 3
55 mknod input/event0 c 13 64
56 mknod input/event1 c 13 65
57 mknod input/event2 c 13 66
58 mknod input/event3 c 13 67
118 jscal -c /dev/input/js0
144 The analog.c driver uses the standard analog inputs of the gameport, and thus
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| /Documentation/sound/cards/ |
| D | maya44.rst | 39 - Channel 3+4 analogue - S/PDIF input switching
60 * pci/ice1724/maya44.c - Maya44 specific code
64 * i2c/other/wm8776.c - low-level access routines for Wolfson WM8776 codecs
68 Note that the wm8776.c code is meant to be card-independent and does not actually register the code…
69 This is done in maya44.c, mainly because some of the WM8776 controls are used in Maya44-specific wa…
108 The proposed code (currently deactivated) is in ice1712.h.patch, ice1724.c and maya44.c (in pci/ice…
118 * hw:0,1 input - stereo, analog input 3+4 OR S/PDIF input
119 * hw:0,1 output - stereo, analog output 3+4 (and SPDIF out)
131 same for channel 3+4
145 same for channel 3+4.
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| /Documentation/translations/zh_CN/process/ |
| D | coding-style.rst | 36 制表符是 8 个字符，所以缩进也是 8 个字符。有些异端运动试图将缩进变为 4 (甚至
52 .. code-block:: c
73 .. code-block:: c
80 .. code-block:: c
87 .. code-block:: c
124 C 语言风格中另外一个常见问题是大括号的放置。和缩进大小不同，选择或弃用某种放
128 .. code-block:: c
136 .. code-block:: c
151 .. code-block:: c
160 殊的 (C 函数是不能嵌套的)。
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| /Documentation/translations/zh_TW/process/ |
| D | coding-style.rst | 39 製表符是 8 個字符，所以縮進也是 8 個字符。有些異端運動試圖將縮進變爲 4 (甚至
55 .. code-block:: c
76 .. code-block:: c
83 .. code-block:: c
90 .. code-block:: c
127 C 語言風格中另外一個常見問題是大括號的放置。和縮進大小不同，選擇或棄用某種放
131 .. code-block:: c
139 .. code-block:: c
154 .. code-block:: c
163 殊的 (C 函數是不能嵌套的)。
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| /Documentation/firmware-guide/acpi/ |
| D | intel-pmc-mux.rst | 18 (drivers/platform/x86/intel_scu_ipc.c). The driver registers with the USB Type-C
19 Mux Class which allows the USB Type-C Controller and Interface drivers to
22 Device modes. The driver is located here: drivers/usb/typec/mux/intel_pmc_mux.c.
30 For every USB Type-C connector under the mux-agent control on the system, there
73 In order to configure the muxes behind a USB Type-C connector, the PMC firmware
83 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
100 it can be one that is defined for the USB Type-C connector orientation: "normal"
104 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
128 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
143 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
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| /Documentation/ABI/stable/ |
| D | sysfs-class-tpm | 41 Manufacturer is a hex dump of the 4 byte manufacturer info
130 B4 76 41 82 C9 20 2C 10 18 40 BC 8B E5 44 4C 6C
131 3A B2 92 0C A4 9B 2A 83 EB 5C 12 85 04 48 A0 B6
132 1E E4 81 84 CE B2 F2 45 1C F0 85 99 61 02 4D EB
134 D7 0E 7D CA 41 BF 43 07 65 86 3C 8C 13 7A D0 8B
136 0F F4 04 4B D9 3F 2D F2 AC 2F 74 64 1F 8B CD 3E
137 1E 30 38 6C 70 63 69 AB E2 50 DF 49 05 2E E1 8D
138 6F 78 44 DA 57 43 69 EE 76 6C 38 8A E9 8E A3 F0
139 A7 1F 3C A8 D0 12 15 3E CA 0E BD FA 24 CD 33 C6
142 E0 DC 65 FD 3C C6 B0 1E BF B9 C1 B5 6C EF B1 3A
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| /Documentation/translations/zh_CN/dev-tools/ |
| D | kcov.rst | 49 .. code-block:: c
63 #define KCOV_INIT_TRACE _IOR('c', 1, unsigned long)
64 #define KCOV_ENABLE _IO('c', 100)
65 #define KCOV_DISABLE _IO('c', 101)
117 fs/read_write.c:562
119 fs/file.c:774
121 fs/file.c:746
123 fs/file.c:750
125 fs/file.c:760
127 fs/file.c:784
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| /Documentation/admin-guide/cgroup-v1/ |
| D | devices.rst | 10 whitelist with each cgroup. A whitelist entry has 4 fields.
11 'type' is a (all), c (char), or b (block). 'all' means it applies
27 echo 'c 1:3 mr' > /sys/fs/cgroup/1/devices.allow
57 4. Hierarchy
74 A allow "b 8:* rwm", "c 116:1 rw"
75 B deny "c 1:3 rwm", "c 116:2 rwm", "b 3:* rwm"
79 # echo "c 116:* r" > A/devices.deny
82 "c 116:2 rwm" will be removed::
85 A all "b 8:* rwm", "c 116:* rw"
86 B "c 1:3 rwm", "b 3:* rwm" all the rest
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| /Documentation/w1/slaves/ |
| D | w1_ds2423.rst | 30 a counter value expressed as an integer after c=
35 - 4 bytes for the counter value
36 - 4 zero bytes
40 - c=<int> current counter value
44 … ff 00 00 fe ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff crc=YES c=2
45 … ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff crc=YES c=2
46 …0 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff crc=YES c=408798761
47 … ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff crc=YES c=5
51 … ff 00 00 fe ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff 00 00 ff ff crc=YES c=2
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