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| /linux-6.12.1/Documentation/userspace-api/ioctl/ |
| D | cdrom.rst | 5 - Edward A. Falk <efalk@google.com>
9 This document attempts to describe the ioctl(2) calls supported by
10 the CDROM layer. These are by-and-large implemented (as of Linux 2.6)
28 CDROMREADMODE2 Read CDROM mode 2 data (2336 Bytes)
33 CDROMEJECT_SW enable(1)/disable(0) auto-ejecting
34 CDROMMULTISESSION Obtain the start-of-last-session
40 CDROMRESET hard-reset the drive
47 CDROMPLAYBLK scsi-cd only, (struct cdrom_blk)
48 CDROMREADALL read all 2646 bytes
49 CDROMGETSPINDOWN return 4-bit spindown value
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| D | hdio.rst | 5 - Edward A. Falk <efalk@google.com>
9 This document attempts to describe the ioctl(2) calls supported by
10 the HD/IDE layer. These are by-and-large implemented (as of Linux 5.11)
11 drivers/ata/libata-scsi.c.
27 ioctls that pass non-pointer values:
37 ------------------------------------------------------------------------------
41 Unless otherwise specified, all ioctl calls return 0 on success
42 and -1 with errno set to an appropriate value on error.
44 Unless otherwise specified, all ioctl calls return -1 and set
48 Unless otherwise specified, all data structures and constants
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| /linux-6.12.1/arch/sparc/include/asm/ |
| D | spitfire.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
18 #define TSB_TAG_TARGET 0x0000000000000000 /* All chips */
19 #define TLB_SFSR 0x0000000000000018 /* All chips */
20 #define TSB_REG 0x0000000000000028 /* All chips */
21 #define TLB_TAG_ACCESS 0x0000000000000030 /* All chips */
22 #define VIRT_WATCHPOINT 0x0000000000000038 /* All chips */
23 #define PHYS_WATCHPOINT 0x0000000000000040 /* All chips */
24 #define TSB_EXTENSION_P 0x0000000000000048 /* Ultra-III and later */
25 #define TSB_EXTENSION_S 0x0000000000000050 /* Ultra-III and later, D-TLB only */
26 #define TSB_EXTENSION_N 0x0000000000000058 /* Ultra-III and later */
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| D | viking.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
18 * -----------------------------------------------------------
19 * |impl-vers| RSV |TC|AC|SP|BM|PC|MBM|SB|IC|DC|PSO|RSV|NF|ME|
20 * -----------------------------------------------------------
21 * 31 24 23-17 16 15 14 13 12 11 10 9 8 7 6-2 1 0
23 * TC: Tablewalk Cacheable -- 0 = Twalks are not cacheable in E-cache
24 * 1 = Twalks are cacheable in E-cache
26 * GNU/Viking will only cache tablewalks in the E-cache (mxcc) if present
28 * for machines lacking an E-cache (ie. in MBUS mode) this bit must
31 * AC: Alternate Cacheable -- 0 = Passthru physical accesses not cacheable
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| D | ross.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
20 * -----------------------------------------------------------------
22 * -----------------------------------------------------------------
23 * 31 24 23-22 21 20 19 18-15 14 13 12 11 10 9 8 7-2 1 0
25 * Phew, lots of fields there ;-)
31 * BM: Boot-Mode. One indicates the MMU is in boot mode.
34 * CS: Cache Size -- 0 = 128k, 1 = 256k
37 * CM: Cache Mode -- 0 = write-through, 1 = copy-back
38 * CE: Cache Enable -- 0 = no caching, 1 = cache is on
39 * NF: No Fault -- 0 = faults trap the CPU from supervisor mode
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| /linux-6.12.1/drivers/gpu/drm/vc4/tests/ |
| D | vc4_test_pv_muxing.c | 1 // SPDX-License-Identifier: GPL-2.0
37 if (!hvs_state->fifo_state[i].in_use) in check_fifo_conflict()
72 if (constraint->type != type) in __check_encoder_constraints()
75 for (j = 0; j < constraint->nchannels; j++) { in __check_encoder_constraints()
76 unsigned int _channel = constraint->channels[j]; in __check_encoder_constraints()
93 ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_TXP, 2),
94 ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_DSI1, 2),
101 ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_TXP, 0, 2),
102 ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_DSI1, 0, 1, 2),
103 ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_HDMI0, 0, 1, 2),
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| /linux-6.12.1/include/media/drv-intf/ |
| D | msp3400.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 msp3400.h - definition for msp3400 inputs and outputs
16 combinations. The details are all in the datasheets but I will try
22 There are 1) tuner inputs, 2) I2S inputs, 3) SCART inputs. You will have
24 selected tuner input, the selected SCART input and all I2S inputs go to
28 have support for surround sound. It has several outputs: MAIN, AUX, I2S
29 and SCART1/2. Each output can select which DSP input to use. So the MAIN
33 Outputs
36 Most DSP outputs are also the outputs of the msp3400. However, the SCART
37 outputs of the msp3400 can select which input to use: either the SCART1 or
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| /linux-6.12.1/Documentation/hwmon/ |
| D | dme1737.rst | 18 Addresses scanned: none, address read from Super-I/O config space
34 Addresses scanned: none, address read from Super-I/O config space
43 -----------------
52 Include non-standard LPC addresses 0x162e and 0x164e
55 - VIA EPIA SN18000
59 -----------
63 and SCH5127 Super-I/O chips. These chips feature monitoring of 3 temp sensors
64 temp[1-3] (2 remote diodes and 1 internal), 8 voltages in[0-7] (7 external and
65 1 internal) and up to 6 fan speeds fan[1-6]. Additionally, the chips implement
66 up to 5 PWM outputs pwm[1-3,5-6] for controlling fan speeds both manually and
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| D | lm85.rst | 79 - Philip Pokorny <ppokorny@penguincomputing.com>,
80 - Frodo Looijaard <frodol@dds.nl>,
81 - Richard Barrington <rich_b_nz@clear.net.nz>,
82 - Margit Schubert-While <margitsw@t-online.de>,
83 - Justin Thiessen <jthiessen@penguincomputing.com>
86 -----------
92 The LM85 uses the 2-wire interface compatible with the SMBUS 2.0
94 temperatures and five (5) voltages. It has four (4) 16-bit counters for
97 outputs that can be used to control fan speed.
108 transistor like the 2N3904.
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| D | adt7475.rst | 39 - Jordan Crouse
40 - Hans de Goede
41 - Darrick J. Wong (documentation)
42 - Jean Delvare
46 -----------
52 features, including extra voltage measurement inputs and PECI support. All
56 The ADT747x uses the 2-wire interface compatible with the SMBus 2.0
58 temperatures and two (2) or more voltages. It has four (4) 16-bit counters
59 for measuring fan speed. There are three (3) PWM outputs that can be used
62 A sophisticated control system for the PWM outputs is designed into the
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| D | adm1026.rst | 16 - Philip Pokorny <ppokorny@penguincomputing.com> for Penguin Computing
17 - Justin Thiessen <jthiessen@penguincomputing.com>
20 -----------------
23 List of GPIO pins (0-16) to program as inputs
26 List of GPIO pins (0-16) to program as outputs
29 List of GPIO pins (0-16) to program as inverted
32 List of GPIO pins (0-16) to program as normal/non-inverted
35 List of GPIO pins (0-7) to program as fan tachs
39 -----------
45 16 general purpose digital I/O lines, eight (8) fan speed sensors (8-bit),
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| /linux-6.12.1/Documentation/devicetree/bindings/gpio/ |
| D | xlnx,gpio-xilinx.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gpio/xlnx,gpio-xilinx.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Neeli Srinivas <srinivas.neeli@amd.com>
14 to an AXI4-Lite interface. The AXI GPIO can be configured as either
15 a single or a dual-channel device. The width of each channel is
22 - xlnx,xps-gpio-1.00.a
27 "#gpio-cells":
28 const: 2
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| /linux-6.12.1/Documentation/userspace-api/media/v4l/ |
| D | vidioc-enumoutput.rst | 1 .. 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
38 when the index is out of bounds. To enumerate all outputs applications
46 .. flat-table:: struct v4l2_output
47 :header-rows: 0
48 :stub-columns: 0
49 :widths: 1 1 2
51 * - __u32
52 - ``index``
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| /linux-6.12.1/Documentation/admin-guide/media/ |
| D | vivid.rst | 1 .. SPDX-License-Identifier: GPL-2.0
11 Up to 64 vivid instances can be created, each with up to 16 inputs and 16 outputs.
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
17 These inputs and outputs act exactly as a real hardware device would behave. This
23 - Support for read()/write(), MMAP, USERPTR and DMABUF streaming I/O.
24 - A large list of test patterns and variations thereof
25 - Working brightness, contrast, saturation and hue controls
26 - Support for the alpha color component
27 - Full colorspace support, including limited/full RGB range
[all …]
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| /linux-6.12.1/drivers/comedi/drivers/ |
| D | pcl730.c | 1 // SPDX-License-Identifier: GPL-2.0
4 * Driver for Advantech PCL-730 and clones
10 * Description: Advantech PCL-730 (& compatibles)
11 * Devices: [Advantech] PCL-730 (pcl730), PCM-3730 (pcm3730), PCL-725 (pcl725),
12 * PCL-733 (pcl733), PCL-734 (pcl734),
13 * [ADLink] ACL-7130 (acl7130), ACL-7225b (acl7225b),
14 * [ICP] ISO-730 (iso730), P8R8-DIO (p8r8dio), P16R16-DIO (p16r16dio),
15 * [Diamond Systems] OPMM-1616-XT (opmm-1616-xt), PEARL-MM-P (pearl-mm-p),
16 * IR104-PBF (ir104-pbf),
21 * [0] - I/O port base
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| D | adv_pci1720.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * COMEDI driver for Advantech PCI-1720U
9 * COMEDI - Linux Control and Measurement Device Interface
15 * Description: 4-channel Isolated D/A Output board
16 * Devices: [Advantech] PCI-7120U (adv_pci1720)
18 * Updated: Fri, 29 Oct 2015 17:19:35 -0700
23 * The PCI-1720 has 4 isolated 12-bit analog output channels with multiple
27 * The analog outputs can operate in two modes, immediate and synchronized.
35 * Jumper JP5 controls the "hot" reset state of the analog outputs.
36 * Depending on its setting, the analog outputs will either keep the
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| /linux-6.12.1/drivers/video/fbdev/matrox/ |
| D | matroxfb_base.c | 1 // SPDX-License-Identifier: GPL-2.0-only
6 * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>
33 * "Gerd Knorr" <kraxel@goldbach.isdn.cs.tu-berlin.de>
57 * "Ulf Jaenicke-Roessler" <ujr@physik.phy.tu-dresden.de>
73 * G400 MAX/non-MAX distinction
81 * "Denis Zaitsev" <zzz@cd-club.ru>
84 * "Mike Pieper" <mike@pieper-family.de>
94 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
128 /* --------------------------------------------------------------------- */
134 /* --------------------------------------------------------------------- */
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| /linux-6.12.1/Documentation/input/devices/ |
| D | rotary-encoder.rst | 2 rotary-encoder - a generic driver for GPIO connected devices
8 --------
11 peripherals with two wires. The outputs are phase-shifted by 90 degrees
15 Some encoders have both outputs low in stable states, others also have
16 a stable state with both outputs high (half-period mode) and some have
17 a stable state in all steps (quarter-period mode).
19 The phase diagram of these two outputs look like this::
33 |<-------->|
36 |<-->|
37 one step (half-period mode)
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| /linux-6.12.1/Documentation/devicetree/bindings/clock/ |
| D | silabs,si5341.txt | 6 https://www.silabs.com/documents/public/data-sheets/Si5341-40-D-DataSheet.pdf
7 [2] Si5341 Reference Manual
8 https://www.silabs.com/documents/public/reference-manuals/Si5341-40-D-RM.pdf
10 https://www.silabs.com/documents/public/reference-manuals/Si5345-44-42-D-RM.pdf
14 in turn can be directed to any of the 10 (or 4) outputs through a divider.
15 The internal structure of the clock generators can be found in [2].
18 The Si5342 and Si5344 are smaller versions of the Si5345, with 2 or 4 outputs.
21 chip at boot, in case you have a (pre-)programmed device. If the PLL is not
33 - compatible: shall be one of the following:
34 "silabs,si5340" - Si5340 A/B/C/D
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| /linux-6.12.1/Documentation/devicetree/bindings/ |
| D | common-properties.txt | 5 ----------
13 - big-endian: Boolean; force big endian register accesses
16 - little-endian: Boolean; force little endian register accesses
19 - native-endian: Boolean; always use register accesses matched to the
20 endianness of the kernel binary (e.g. LE vmlinux -> readl/writel,
21 BE vmlinux -> ioread32be/iowrite32be). In this case no byte swaps
22 will ever be performed. Use this if the hardware "self-adjusts"
27 In such cases, little-endian is the preferred default, but it is not
28 a requirement. Some implementations assume that little-endian is
29 the default, because most existing (PCI-based) drivers implicitly
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| /linux-6.12.1/Documentation/devicetree/bindings/interrupt-controller/ |
| D | brcm,bcm7120-l2-intc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/brcm,bcm7120-l2-intc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Broadcom BCM7120-style Level 2 and Broadcom BCM3380 Level 1 / Level 2
10 - Florian Fainelli <f.fainelli@gmail.com>
14 is hooked to a parent interrupt controller: e.g: ARM GIC for ARM-based
19 - outputs multiple interrupts signals towards its interrupt controller parent
21 - controls how some of the interrupts will be flowing, whether they will
23 or if they will output an interrupt signal at this 2nd level interrupt
[all …]
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| /linux-6.12.1/Documentation/driver-api/ |
| D | ptp.rst | 1 .. SPDX-License-Identifier: GPL-2.0
18 - Set time
19 - Get time
20 - Shift the clock by a given offset atomically
21 - Adjust clock frequency
24 - Time stamp external events
25 - Period output signals configurable from user space
26 - Low Pass Filter (LPF) access from user space
27 - Synchronization of the Linux system time via the PPS subsystem
33 class driver handles all of the dealings with user space. The
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| /linux-6.12.1/Documentation/devicetree/bindings/display/bridge/ |
| D | thine,thc63lvd1024.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jacopo Mondi <jacopo+renesas@jmondi.org>
11 - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
15 streams to parallel data outputs. The chip supports single/dual input/output
17 outputs.
32 When operating in single input mode, all pixels are received on port@0,
34 even-numbered pixels are received on port@0 and odd-numbered pixels on
37 When operating in single output mode all pixels are output from the first
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| /linux-6.12.1/drivers/media/test-drivers/vivid/ |
| D | vivid-core.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * vivid-core.h - core datastructures
5 * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
14 #include <media/videobuf2-v4l2.h>
15 #include <media/v4l2-device.h>
16 #include <media/v4l2-dev.h>
17 #include <media/v4l2-ctrls.h>
18 #include <media/tpg/v4l2-tpg.h>
19 #include "vivid-rds-gen.h"
20 #include "vivid-vbi-gen.h"
[all …]
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| /linux-6.12.1/drivers/gpu/drm/vc4/ |
| D | vc4_dpi.c | 1 // SPDX-License-Identifier: GPL-2.0-only
10 * signals. On BCM2835, these can be routed out to GPIO0-27 with the
24 #include <linux/media-bus-format.h>
40 # define DPI_ORDER_GRB 2
43 /* The format field takes the ORDER-shuffled pixel valve data and
48 /* This define is named in the hardware, but actually just outputs 0. */
50 /* Outputs 00000000rrrrrggggggbbbbb */
52 /* Outputs 000rrrrr00gggggg000bbbbb */
53 # define DPI_FORMAT_16BIT_565_RGB_2 2
54 /* Outputs 00rrrrr000gggggg00bbbbb0 */
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