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/kernel/linux/linux-6.6/Documentation/userspace-api/media/v4l/
Dpixfmt-v4l2.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
4 Single-planar format structure
13 .. flat-table:: struct v4l2_pix_format
14 :header-rows: 0
15 :stub-columns: 0
18 * - __u32
19 - ``width``
20 - Image width in pixels.
21 * - __u32
22 - ``height``
[all …]
/kernel/linux/linux-5.10/Documentation/userspace-api/media/v4l/
Dpixfmt-v4l2.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
4 Single-planar format structure
13 .. flat-table:: struct v4l2_pix_format
14 :header-rows: 0
15 :stub-columns: 0
18 * - __u32
19 - ``width``
20 - Image width in pixels.
21 * - __u32
22 - ``height``
[all …]
/kernel/linux/linux-5.10/Documentation/admin-guide/
Dsysfs-rules.rst4 The kernel-exported sysfs exports internal kernel implementation details
11 low-level userspace applications, with a new kernel release, the users
12 of sysfs must follow some rules to use an as-abstract-as-possible way to
21 - Do not use libsysfs
23 offer any abstraction, it exposes all the kernel driver-core
31 - sysfs is always at ``/sys``
35 application's behavior, but never try to search for sysfs. Never try
38 - devices are only "devices"
39 There is no such thing like class-, bus-, physical devices,
41 just simply a "device". Class-, bus-, physical, ... types are just
[all …]
/kernel/linux/linux-6.6/Documentation/admin-guide/
Dsysfs-rules.rst4 The kernel-exported sysfs exports internal kernel implementation details
11 low-level userspace applications, with a new kernel release, the users
12 of sysfs must follow some rules to use an as-abstract-as-possible way to
21 - Do not use libsysfs
23 offer any abstraction, it exposes all the kernel driver-core
31 - sysfs is always at ``/sys``
35 application's behavior, but never try to search for sysfs. Never try
38 - devices are only "devices"
39 There is no such thing like class-, bus-, physical devices,
41 just simply a "device". Class-, bus-, physical, ... types are just
[all …]
/kernel/linux/linux-5.10/Documentation/admin-guide/cgroup-v1/
Dnet_prio.rst9 Nominally, an application would set the priority of its traffic via the
12 1) The application may not have been coded to set this value
13 2) The priority of application traffic is often a site-specific administrative
14 decision rather than an application defined one.
20 # mount -t cgroup -onet_prio none /sys/fs/cgroup/net_prio
26 Each net_prio cgroup contains two files that are subsystem specific
29 This file is read-only, and is simply informative. It contains a unique
52 One usage for the net_prio cgroup is with mqprio qdisc allowing application
/kernel/linux/linux-6.6/Documentation/admin-guide/cgroup-v1/
Dnet_prio.rst9 Nominally, an application would set the priority of its traffic via the
12 1) The application may not have been coded to set this value
13 2) The priority of application traffic is often a site-specific administrative
14 decision rather than an application defined one.
20 # mount -t cgroup -onet_prio none /sys/fs/cgroup/net_prio
26 Each net_prio cgroup contains two files that are subsystem specific
29 This file is read-only, and is simply informative. It contains a unique
52 One usage for the net_prio cgroup is with mqprio qdisc allowing application
/kernel/linux/linux-6.6/arch/mips/include/asm/octeon/
Dcvmx-boot-vector.h6 * Copyright (C) 2003-2017 Cavium, Inc.
19 * Once cvmx_boot_vector_get() returns a non-NULL value (indicating
24 * be used by the application that has set the target_ptr in any
25 * application specific manner, they are not touched by the vectoring
30 * registers are preserved, except on pre-OCTEON II CPUs, where k1 is
37 * Applications install the boot bus code in cvmx-boot-vector.c, which
45 /* Three application specific arguments. */
Dcvmx-sysinfo.h7 * Copyright (c) 2003-2016 Cavium, Inc.
14 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
35 #include "cvmx-coremask.h"
39 * Structure describing application specific information.
46 * u-boot, etc.) The cvmx_sysinfo_minimal_initialize() function is
57 /* Application image specific variables */
66 /* coremask defining cores running application */
92 * addresses, and it is up to the application to use the
101 * application to use the proper addressing mode (XKPHYS,
/kernel/linux/linux-5.10/arch/mips/include/asm/octeon/
Dcvmx-boot-vector.h6 * Copyright (C) 2003-2017 Cavium, Inc.
19 * Once cvmx_boot_vector_get() returns a non-NULL value (indicating
24 * be used by the application that has set the target_ptr in any
25 * application specific manner, they are not touched by the vectoring
30 * registers are preserved, except on pre-OCTEON II CPUs, where k1 is
37 * Applications install the boot bus code in cvmx-boot-vector.c, which
45 /* Three application specific arguments. */
Dcvmx-sysinfo.h7 * Copyright (c) 2003-2016 Cavium, Inc.
14 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
35 #include "cvmx-coremask.h"
39 * Structure describing application specific information.
46 * u-boot, etc.) The cvmx_sysinfo_minimal_initialize() function is
57 /* Application image specific variables */
66 /* coremask defining cores running application */
92 * addresses, and it is up to the application to use the
101 * application to use the proper addressing mode (XKPHYS,
/kernel/linux/linux-5.10/Documentation/powerpc/
Dvas-api.rst1 .. SPDX-License-Identifier: GPL-2.0
2 .. _VAS-API:
12 allows both userspace and kernel communicate to co-processor
14 unit comprises of one or more hardware engines or co-processor types
21 Requests to the GZIP engine must be formatted as a co-processor Request
37 Application access to the GZIP engine is provided through
38 /dev/crypto/nx-gzip device node implemented by the VAS/NX device driver.
39 An application must open the /dev/crypto/nx-gzip device to obtain a file
42 engine for this process. Once a connection is established, the application
44 request queue into the application's virtual address space.
[all …]
/kernel/linux/linux-6.6/Documentation/powerpc/
Dvas-api.rst1 .. SPDX-License-Identifier: GPL-2.0
2 .. _VAS-API:
12 allows both userspace and kernel communicate to co-processor
14 unit comprises of one or more hardware engines or co-processor types
21 Requests to the GZIP engine must be formatted as a co-processor Request
37 Application access to the GZIP engine is provided through
38 /dev/crypto/nx-gzip device node implemented by the VAS/NX device driver.
39 An application must open the /dev/crypto/nx-gzip device to obtain a file
42 engine for this process. Once a connection is established, the application
44 request queue into the application's virtual address space.
[all …]
/kernel/linux/linux-5.10/include/uapi/linux/
Dvfio.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
37 /* Two-stage IOMMU */
43 * The No-IOMMU IOMMU offers no translation or isolation for devices and
44 * supports no ioctls outside of VFIO_CHECK_EXTENSION. Use of VFIO's No-IOMMU
72 * while the version field is specific to the capability id. The
73 * contents following the header are specific to the capability id.
77 __u16 version; /* Version specific to the capability ID */
90 /* -------- IOCTLs for VFIO file descriptor (/dev/vfio/vfio) -------- */
93 * VFIO_GET_API_VERSION - _IO(VFIO_TYPE, VFIO_BASE + 0)
104 * VFIO_CHECK_EXTENSION - _IOW(VFIO_TYPE, VFIO_BASE + 1, __u32)
[all …]
/kernel/linux/linux-6.6/Documentation/bpf/libbpf/
Dlibbpf_overview.rst1 .. SPDX-License-Identifier: GPL-2.0
7 libbpf is a C-based library containing a BPF loader that takes compiled BPF
10 kernel hooks, allowing BPF application developers to focus only on BPF program
13 The following are the high-level features supported by libbpf:
15 * Provides high-level and low-level APIs for user space programs to interact
16 with BPF programs. The low-level APIs wrap all the bpf system call
17 functionality, which is useful when users need more fine-grained control
22 * Provides BPF-side APIS, including BPF helper definitions, BPF maps support,
24 * Supports BPF CO-RE mechanism, enabling BPF developers to write portable
35 A BPF application consists of one or more BPF programs (either cooperating or
[all …]
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/pci/
Dsnps,dw-pcie-common.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/snps,dw-pcie-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jingoo Han <jingoohan1@gmail.com>
11 - Gustavo Pimentel <gustavo.pimentel@synopsys.com>
23 Interface - DBI. In accordance with the reference manual the register
24 configuration space belongs to the Configuration-Dependent Module (CDM)
25 and is split up into several sub-parts Standard PCIe configuration
26 space, Port Logic Registers (PL), Shadow Config-space Registers,
[all …]
Dsnps,dw-pcie-ep.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/pci/snps,dw-pcie-ep.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jingoo Han <jingoohan1@gmail.com>
11 - Gustavo Pimentel <gustavo.pimentel@synopsys.com>
16 # Please create a separate DT-schema for your DWC PCIe Endpoint controller
17 # and make sure it's assigned with the vendor-specific compatible string.
21 const: snps,dw-pcie-ep
23 - compatible
[all …]
/kernel/linux/linux-5.10/Documentation/crypto/
Dasync-tx-api.rst1 .. SPDX-License-Identifier: GPL-2.0
24 4.2 "My application needs exclusive control of hardware channels"
32 bulk memory transfers/transforms with support for inter-transactional
43 xor-parity-calculations of the md-raid5 driver using the offload engines
54 operations to be submitted, like xor->copy->xor in the raid5 case. The
64 -----------------------------
69 async_<operation>(<op specific parameters>, struct async_submit ctl *submit)
72 ------------------------
92 -------------------------
94 The return value is non-NULL and points to a 'descriptor' when the operation
[all …]
/kernel/linux/linux-6.6/Documentation/crypto/
Dasync-tx-api.rst1 .. SPDX-License-Identifier: GPL-2.0
24 4.2 "My application needs exclusive control of hardware channels"
32 bulk memory transfers/transforms with support for inter-transactional
43 xor-parity-calculations of the md-raid5 driver using the offload engines
54 operations to be submitted, like xor->copy->xor in the raid5 case. The
64 -----------------------------
69 async_<operation>(<op specific parameters>, struct async_submit_ctl *submit)
72 ------------------------
92 -------------------------
94 The return value is non-NULL and points to a 'descriptor' when the operation
[all …]
/kernel/linux/linux-6.6/include/uapi/linux/
Dtee.h2 * Copyright (c) 2015-2016, Linaro Limited
37 * Each TEE driver defines a TEE specific protocol which is used for the
52 #define TEE_MEMREF_NULL (__u64)(-1) /* NULL MemRef Buffer */
61 * OP-TEE specific capabilities
66 * struct tee_ioctl_version_data - TEE version
68 * @impl_caps: [out] Implementation specific capabilities
72 * @impl_caps is implementation specific, for example TEE_OPTEE_CAP_*
82 * TEE_IOC_VERSION - query version of TEE
91 * struct tee_ioctl_shm_alloc_data - Shared memory allocate argument
107 * TEE_IOC_SHM_ALLOC - allocate shared memory
[all …]
/kernel/linux/linux-5.10/Documentation/networking/
Daf_xdp.rst1 .. SPDX-License-Identifier: GPL-2.0
20 XDP programs to redirect frames to a memory buffer in a user-space
21 application.
43 FILL ring is used by the application to send down addr for the kernel
54 specific queue id on that device, and it is not until bind is
64 single-consumer / single-producer (for performance reasons), the new
72 user-space application can place an XSK at an arbitrary place in this
73 map. The XDP program can then redirect a packet to a specific index in
99 http://vger.kernel.org/lpc_net2018_talks/lpc18_paper_af_xdp_perf-v2.pdf. Do
106 ----
[all …]
/kernel/linux/linux-6.6/net/netlabel/
Dnetlabel_unlabeled.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
9 * Author: Paul Moore <paul@paul-moore.com>
13 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
25 * This message is sent from an application to add a new static label for
44 * This message is sent from an application to remove an existing static
62 * This message can be sent either from an application or by the kernel in
63 * response to an application generated STATICLIST message. When sent by an
64 * application there is no payload and the NLM_F_DUMP flag should be set.
83 * This message is sent from an application to set the default static
101 * This message is sent from an application to remove the existing default
[all …]
Dnetlabel_mgmt.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
9 * Author: Paul Moore <paul@paul-moore.com>
13 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
26 * Sent by an application to add a domain mapping to the NetLabel system.
53 * Sent by an application to remove a domain mapping from the NetLabel
61 * This message can be sent either from an application or by the kernel in
62 * response to an application generated LISTALL message. When sent by an
63 * application there is no payload and the NLM_F_DUMP flag should be set.
90 * Sent by an application to set the default domain mapping for the NetLabel
107 * Sent by an application to remove the default domain mapping from the
[all …]
/kernel/linux/linux-5.10/net/netlabel/
Dnetlabel_unlabeled.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
9 * Author: Paul Moore <paul@paul-moore.com>
13 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
25 * This message is sent from an application to add a new static label for
44 * This message is sent from an application to remove an existing static
62 * This message can be sent either from an application or by the kernel in
63 * response to an application generated STATICLIST message. When sent by an
64 * application there is no payload and the NLM_F_DUMP flag should be set.
83 * This message is sent from an application to set the default static
101 * This message is sent from an application to remove the existing default
[all …]
Dnetlabel_mgmt.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
9 * Author: Paul Moore <paul@paul-moore.com>
13 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
26 * Sent by an application to add a domain mapping to the NetLabel system.
53 * Sent by an application to remove a domain mapping from the NetLabel
61 * This message can be sent either from an application or by the kernel in
62 * response to an application generated LISTALL message. When sent by an
63 * application there is no payload and the NLM_F_DUMP flag should be set.
90 * Sent by an application to set the default domain mapping for the NetLabel
107 * Sent by an application to remove the default domain mapping from the
[all …]
/kernel/linux/linux-5.10/Documentation/networking/device_drivers/ethernet/netronome/
Dnfp.rst1 .. SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
12 - `Overview`_
13 - `Acquiring Firmware`_
20 incorporated in the company's family of Agilio SmartNICs. The SR-IOV
27 The NFP4000 and NFP6000 devices require application specific firmware
28 to function. Application firmware can be located either on the host file system
31 Firmware files on the host filesystem contain card type (`AMDA-*` string), media
36 `linux-firmware.git` repository.
39 -----------------
41 Recent versions of management firmware supports loading application
[all …]

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