| /Linux-v5.15/include/media/ |
| D | v4l2-device.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
12 #include <media/media-device.h>
13 #include <media/v4l2-subdev.h>
14 #include <media/v4l2-dev.h>
21 * struct v4l2_device - main struct to for V4L2 device drivers
29 * @notify: notify operation called by some sub-devices.
37 * either stand-alone or embedded in a larger struct.
39 * It allows easy access to sub-devices (see v4l2-subdev.h) and provides
40 * basic V4L2 device-level support.
44 * #) @dev->driver_data points to this struct.
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| /Linux-v5.15/Documentation/devicetree/bindings/pinctrl/ |
| D | meson,pinctrl.txt | 4 - compatible: one of "amlogic,meson8-cbus-pinctrl"
5 "amlogic,meson8b-cbus-pinctrl"
6 "amlogic,meson8m2-cbus-pinctrl"
7 "amlogic,meson8-aobus-pinctrl"
8 "amlogic,meson8b-aobus-pinctrl"
9 "amlogic,meson8m2-aobus-pinctrl"
10 "amlogic,meson-gxbb-periphs-pinctrl"
11 "amlogic,meson-gxbb-aobus-pinctrl"
12 "amlogic,meson-gxl-periphs-pinctrl"
13 "amlogic,meson-gxl-aobus-pinctrl"
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| D | abilis,tb10x-iomux.txt | 5 -------------------
7 - compatible: should be "abilis,tb10x-iomux";
8 - reg: should contain the physical address and size of the pin controller's
13 --------------------
15 Functions are defined (and referenced) by sub-nodes of the pin controller.
16 Every sub-node defines exactly one function (implying a set of pins).
19 controller sub-nodes.
22 - abilis,function: should be set to the name of the function's pin group.
24 The following pin groups are available:
25 - GPIO ports: gpioa, gpiob, gpioc, gpiod, gpioe, gpiof, gpiog,
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| D | berlin,pinctrl.txt | 1 * Pin-controller driver for the Marvell Berlin SoCs
4 controller register sets. Pin controller nodes should be a sub-node of
6 controlled are organized in groups, so no actual pin information is
9 A pin-controller node should contain subnodes representing the pin group
14 is called a 'function' in the pin-controller subsystem.
17 - compatible: should be one of:
18 "marvell,berlin2-soc-pinctrl",
19 "marvell,berlin2-system-pinctrl",
20 "marvell,berlin2cd-soc-pinctrl",
21 "marvell,berlin2cd-system-pinctrl",
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| D | brcm,ns2-pinmux.txt | 8 - compatible:
9 Must be "brcm,ns2-pinmux"
11 - reg:
15 Properties in sub nodes:
17 - function:
20 - groups:
21 The list of groups to select with a given function
23 - pins:
26 The generic properties bias-disable, bias-pull-down, bias-pull-up,
27 drive-strength, slew-rate, input-enable, input-disable are supported
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| D | pinmux-node.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/pinmux-node.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
30 groups = "u0rxtx", "u0rtscts";
36 groups = "spi0pins";
50 For cases like this, the pin controller driver may use pinctrl-pin-array helper
55 #pinctrl-cells = <2>;
58 pinctrl-pin-array = <
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| D | canaan,k210-fpioa.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/canaan,k210-fpioa.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Damien Le Moal <damien.lemoal@wdc.com>
16 a per-pin basis.
20 const: canaan,k210-fpioa
29 - description: Controller reference clock source
30 - description: APB interface clock source
32 clock-names:
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| /Linux-v5.15/arch/arm64/boot/dts/renesas/ |
| D | cat875.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source for the Silicon Linux sub board for CAT874 (CAT875)
9 model = "Silicon Linux sub board for CAT874 (CAT875)";
17 pinctrl-0 = <&avb_pins>;
18 pinctrl-names = "default";
19 renesas,no-ether-link;
20 phy-handle = <&phy0>;
23 phy0: ethernet-phy@0 {
25 interrupt-parent = <&gpio2>;
27 reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
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| D | hihope-rzg2-ex.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source for the RZ/G2[HMN] HiHope sub board common parts
19 pinctrl-0 = <&avb_pins>;
20 pinctrl-names = "default";
21 phy-handle = <&phy0>;
22 tx-internal-delay-ps = <2000>;
23 rx-internal-delay-ps = <1800>;
26 phy0: ethernet-phy@0 {
28 interrupt-parent = <&gpio2>;
30 reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
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| D | hihope-rzg2-ex-lvds.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source for the RZ/G2[MN] HiHope sub board LVDS common parts
10 compatible = "pwm-backlight";
13 brightness-levels = <0 2 8 16 32 64 128 255>;
14 default-brightness-level = <6>;
23 lvds-connector-en-gpio {
24 gpio-hog;
26 output-low;
27 line-name = "lvds-connector-en-gpio";
42 groups = "pwm0";
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| /Linux-v5.15/tools/perf/ |
| D | perf-with-kcore.sh | 2 # SPDX-License-Identifier: GPL-2.0-only
3 # perf-with-kcore: use perf with a copy of kcore
7 set -e
11 …echo "Usage: perf-with-kcore <perf sub-command> <perf.data directory> [<sub-command options> [ -- …
12 echo " <perf sub-command> can be record, script, report or inject" >&2
13 echo " or: perf-with-kcore fix_buildid_cache_permissions" >&2
19 if [ -n "$PERF" ] ; then
23 if [ -z "$PERF" ] ; then
27 if [ ! -x "$PERF" ] ; then
39 if [ $EUID -eq 0 ] ; then
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| /Linux-v5.15/Documentation/usb/ |
| D | gadget_configfs.rst | 50 http://www.spinics.net/lists/linux-usb/msg76388.html)
55 $ mount none $CONFIGFS_HOME -t configfs
60 -----------------------
94 ------------------------------
124 -------------------------
140 Each function provides its specific set of attributes, with either read-only
141 or read-write access. Where applicable they need to be written to as
143 Please refer to Documentation/ABI/testing/configfs-usb-gadget for more information.
146 ------------------------------------------------------
154 $ ln -s functions/<name>.<instance name> configs/<name>.<number>
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| /Linux-v5.15/include/target/iscsi/ |
| D | iscsi_target_stat.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
10 * For struct iscsi_tiqn->tiqn_wwn default groups
19 * For struct iscsi_session->se_sess default groups
39 /* iSCSI login failure types (sub oids) */
|
| /Linux-v5.15/Documentation/devicetree/bindings/regulator/ |
| D | samsung,s2mps11.txt | 4 This is a part of device tree bindings for S2M family multi-function devices.
5 More information can be found in bindings/mfd/sec-core.txt file.
10 a sub-node named "regulators" with more sub-nodes for each regulator using the
12 - Documentation/devicetree/bindings/regulator/regulator.txt
16 - LDOn
17 - valid values for n are:
18 - S2MPS11: 1 to 38
19 - S2MPS13: 1 to 40
20 - S2MPS14: 1 to 25
21 - S2MPS15: 1 to 27
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| D | samsung,s2mpa01.txt | 4 This is a part of device tree bindings for S2M family multi-function devices.
5 More information can be found in bindings/mfd/sec-core.txt file.
10 a sub-node named "regulators" with more sub-nodes for each regulator using the
12 - Documentation/devicetree/bindings/regulator/regulator.txt
16 - LDOn
17 - valid values for n are 1 to 26
18 - Example: LDO1, LD02, LDO26
19 - BUCKn
20 - valid values for n are 1 to 10.
21 - Example: BUCK1, BUCK2, BUCK9
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| /Linux-v5.15/Documentation/powerpc/ |
| D | associativity.rst | 9 are represented as being members of a sub-grouping domain. This performance
11 From the platform view, these groups are also referred to as domains.
17 Hypervisor indicates the type/form of associativity used via "ibm,architecture-vec-5 property".
18 Bit 0 of byte 5 in the "ibm,architecture-vec-5" property indicates usage of Form 0 or Form 1.
20 bit 2 of byte 5 in the "ibm,architecture-vec-5" property is used.
23 ------
27 ------
28 With Form 1 a combination of ibm,associativity-reference-points, and ibm,associativity
29 device tree properties are used to determine the NUMA distance between resource groups/domains.
34 The “ibm,associativity-reference-points” property contains a list of one or more numbers
[all …]
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| /Linux-v5.15/Documentation/ABI/testing/ |
| D | configfs-iio | 4 Contact: linux-iio@vger.kernel.org
7 directory. It contains sub-groups corresponding to IIO
|
| D | configfs-acpi | 4 Contact: linux-acpi@vger.kernel.org
7 contains sub-groups corresponding to ACPI configurable options.
18 - a binary attribute that the user can use to
27 The rest of the attributes are read-only and are valid only
31 - ASCII table signature
34 - length of table in bytes, including the header
37 - ACPI Specification minor version number
40 - ASCII OEM identification
43 - ASCII OEM table identification
46 - OEM revision number
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| /Linux-v5.15/drivers/media/platform/am437x/ |
| D | am437x-vpfe.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2013 - 2014 Texas Instruments, Inc.
12 #include <linux/am437x-vpfe.h>
20 #include <media/v4l2-dev.h>
21 #include <media/v4l2-device.h>
22 #include <media/v4l2-ioctl.h>
23 #include <media/videobuf2-v4l2.h>
24 #include <media/videobuf2-dma-contig.h>
26 #include "am437x-vpfe_regs.h"
36 /* BT656 - 8 bit */
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| /Linux-v5.15/Documentation/devicetree/bindings/opp/ |
| D | opp-v2-base.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/opp/opp-v2-base.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Viresh Kumar <viresh.kumar@linaro.org>
13 Devices work at voltage-current-frequency combinations and some implementations
25 pattern: '^opp-table(-[a-z0-9]+)?$'
27 opp-shared:
36 '^opp-?[0-9]+$':
39 One or more OPP nodes describing voltage-current-frequency combinations.
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| /Linux-v5.15/drivers/pinctrl/renesas/ |
| D | pinctrl-rzn1.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2014-2018 Renesas Electronics Europe Limited
9 #include <dt-bindings/pinctrl/rzn1-pinctrl.h>
15 #include <linux/pinctrl/pinconf-generic.h>
22 #include "../pinctrl-utils.h"
79 * struct rzn1_pmx_func - describes rzn1 pinmux functions
81 * @groups: corresponding pin groups
82 * @num_groups: the number of groups
86 const char **groups; member
91 * struct rzn1_pin_group - describes an rzn1 pin group
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| /Linux-v5.15/Documentation/admin-guide/cgroup-v1/ |
| D | cgroups.rst | 2 Control Groups
6 Documentation/admin-guide/cgroup-v1/cpusets.rst
12 Portions Copyright (c) 2004-2006 Silicon Graphics, Inc.
20 1. Control Groups
38 1. Control Groups
42 ----------------------
44 Control Groups provide a mechanism for aggregating/partitioning sets of
45 tasks, and all their future children, into hierarchical groups with
54 facilities provided by cgroups to treat groups of tasks in
56 schedules a resource or applies per-cgroup limits, but it may be
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| /Linux-v5.15/include/drm/ |
| D | drm_fourcc.h | 29 * DRM_FORMAT_MAX_PLANES - maximum number of planes a DRM format can have
59 * struct drm_format_info - information about a DRM format
95 * in tiled formats or to describe groups of pixels in packed
104 * block and non-block formats in the same way.
106 * For formats that are intended to be used only with non-linear
144 * drm_format_info_is_yuv_packed - check that the format info matches a YUV
154 return info->is_yuv && info->num_planes == 1; in drm_format_info_is_yuv_packed()
158 * drm_format_info_is_yuv_semiplanar - check that the format info matches a YUV
168 return info->is_yuv && info->num_planes == 2; in drm_format_info_is_yuv_semiplanar()
172 * drm_format_info_is_yuv_planar - check that the format info matches a YUV
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| /Linux-v5.15/Documentation/userspace-api/media/dvb/ |
| D | frontend.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
9 The Digital TV frontend API was designed to support three groups of delivery
13 - Terrestrial systems: DVB-T, DVB-T2, ATSC, ATSC M/H, ISDB-T, DVB-H,
16 - Cable systems: DVB-C Annex A/C, ClearQAM (DVB-C Annex B)
18 - Satellite systems: DVB-S, DVB-S2, DVB Turbo, ISDB-S, DSS
20 The Digital TV frontend controls several sub-devices including:
22 - Tuner
24 - Digital TV demodulator
26 - Low noise amplifier (LNA)
28 - Satellite Equipment Control (SEC) [#f1]_.
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| /Linux-v5.15/drivers/infiniband/hw/efa/ |
| D | efa_admin_cmds_defs.h | 1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */
3 * Copyright 2018-2021 Amazon.com, Inc. or its affiliates. All rights reserved.
85 * Recv descriptor ring size in bytes, sufficient for user-provided
105 * 0 : sq_virt - If set, SQ ring base address is
107 * 1 : rq_virt - If set, RQ ring base address is
109 * 7:2 : reserved - MBZ
164 * QP number in the given EFA virtual device. Least-significant bits (as
172 /* Index of sub-CQ for Send Queue completions */
175 /* Index of sub-CQ for Receive Queue completions */
342 /* Physical Buffer List, each element is page-aligned. */
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