Searched full:command (Results 1 – 25 of 829) sorted by relevance
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| /Documentation/userspace-api/media/v4l/ |
| D | vidioc-encoder-cmd.rst | 13 VIDIOC_ENCODER_CMD - VIDIOC_TRY_ENCODER_CMD - Execute an encoder command
39 ``VIDIOC_ENCODER_CMD`` sends a command to the encoder,
40 ``VIDIOC_TRY_ENCODER_CMD`` can be used to try a command without actually
43 To send a command applications must initialize all fields of a struct
48 The ``cmd`` field must contain the command code. Some commands use the
51 After a STOP command, :c:func:`read()` calls will read
57 call sends an implicit START command to the encoder if it has not been
80 - The encoder command, see :ref:`encoder-cmds`.
83 - Flags to go with the command, see :ref:`encoder-flags`. If no
84 flags are defined for this command, drivers and applications must
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| D | vidioc-decoder-cmd.rst | 13 VIDIOC_DECODER_CMD - VIDIOC_TRY_DECODER_CMD - Execute an decoder command
39 ``VIDIOC_DECODER_CMD`` sends a command to the decoder,
40 ``VIDIOC_TRY_DECODER_CMD`` can be used to try a command without actually
41 executing it. To send a command applications must initialize all fields
46 The ``cmd`` field must contain the command code. Some commands use the
50 call sends an implicit START command to the decoder if it has not been
55 command to the decoder, and all buffered data is discarded. Applies to both
76 - The decoder command, see :ref:`decoder-cmds`.
80 - Flags to go with the command. If no flags are defined for this
81 command, drivers and applications must set this field to zero.
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| /Documentation/networking/device_drivers/cellular/qualcomm/ |
| D | rmnet.rst | 37 Function Command / Data Reserved Pad Multiplexer ID Payload length
42 Command (1)/ Data (0) bit value is to indicate if the packet is a MAP command
43 or data packet. Command packet is used for transport level flow control. Data
63 Function Command / Data Reserved Pad Multiplexer ID Payload length
68 Command (1)/ Data (0) bit value is to indicate if the packet is a MAP command
69 or data packet. Command packet is used for transport level flow control. Data
116 Function Command / Data Next header Pad Multiplexer ID Payload length
121 Command (1)/ Data (0) bit value is to indicate if the packet is a MAP command
122 or data packet. Command packet is used for transport level flow control. Data
157 e. MAP packet v1/v5 (command specific)::
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| /Documentation/w1/ |
| D | w1-netlink.rst | 32 userspace command for bus master
35 userspace command for slave device
47 [struct w1_netlink_cmd] - command for given master or slave device.
48 __u8 cmd - command opcode.
49 W1_CMD_READ - read command
50 W1_CMD_WRITE - write command
51 W1_CMD_SEARCH - search command
52 W1_CMD_ALARM_SEARCH - alarm search command
53 W1_CMD_TOUCH - touch command
60 __u16 len - length of data for this command
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| /Documentation/driver-api/soundwire/ |
| D | error_handling.rst | 18 control/command sequence, there is no concealment or recovery for audio
30 2. Command status: Each command is associated with a status, which only
32 that the command was received and will be executed by the end of the
33 current frame. A NAK indicates that the command was in error and will not
34 be applied. In case of a bad programming (command sent to non-existent
36 signals the command was ignored. Some Master implementations allow for a
37 command to be retransmitted several times. If the retransmission fails,
53 1. BankSwitch: An error during the last command issuing a BankSwitch is
54 difficult to backtrack from. Retransmitting the Bank Switch command may be
56 problems when enabling multiple bus segments (a command with side effects
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| /Documentation/arch/s390/ |
| D | 3270.rst | 23 the command "DEF GRAF <hex-address>" This paper presumes you will be
33 workstation. With the DEF GRAF command, an application such as xterm,
77 2. Use the DIAL command in that window.
99 command "DIAL <vmguestname>"). Since the line-mode major number is
126 the telinit command with the q operand::
147 the command, for example::
157 probably labeled "COMMAND ===>".
159 2. Use the DIAL command instead of the LOGIN command to connect
171 A. Is the driver loaded? Use the lsmod command (no operands)
173 the command "insmod tub3270". Does that command give error
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| /Documentation/driver-api/i3c/ |
| D | protocol.rst | 124 CCC (Common Command Code) commands are meant to be used for anything that is
127 CCC commands contain an 8-bit CCC ID describing the command that is executed.
128 The MSB of this ID specifies whether this is a broadcast command (bit7 = 0) or a
131 The command ID can be followed by a payload. Depending on the command, this
132 payload is either sent by the master sending the command (write CCC command),
133 or sent by the slave receiving the command (read CCC command). Of course, read
135 Note that, when sending a CCC command to a specific device, the device address
163 The first thing attached to an HDR command is the HDR mode. There are currently
171 When sending an HDR command, the whole bus has to enter HDR mode, which is done
172 using a broadcast CCC command.
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| /Documentation/block/ |
| D | ublk.rst | 47 ``io_uring`` passthrough command; that is why ublk is also one io_uring based
48 block driver. It has been observed that using io_uring passthrough command can
103 WRT IO command communication. Basic device info is sent together with this
104 command. It sets UAPI structure of ``ublksrv_ctrl_dev_info``,
107 When this command is completed, the basic device info is immutable.
113 because the driver does not handle any IO logic. This command has to be
119 pthread & io_uring for handling ublk IO), this command is sent to the
125 Halt IO on ``/dev/ublkb*`` and remove the device. When this command returns,
131 Remove ``/dev/ublkc*``. When this command returns, the allocated ublk device
150 permission check, and this command is added for supporting unprivileged
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| D | pr.rst | 63 This ioctl command registers a new reservation if the new_key argument
75 This ioctl command reserves the device and thus restricts access for other
84 This ioctl command releases the reservation specified by key and flags
91 This ioctl command releases the existing reservation referred to by
99 This ioctl command works like IOC_PR_PREEMPT except that it also aborts
100 any outstanding command sent over a connection identified by old_key.
105 This ioctl command unregisters both key and any other reservation key
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| /Documentation/driver-api/ |
| D | switchtec.rst | 24 Commands are submitted to the interface with a 4-byte command
25 identifier and up to 1KB of command specific data. The firmware will
26 respond with a 4-byte return code and up to 1KB of command-specific
27 data. The interface only processes a single command at a time.
39 The first 4 bytes will be interpreted as the Command ID and the
41 command to the firmware to begin processing.
47 * A read will block until the firmware completes the command and return
48 the 4-byte Command Return Value plus up to 1024 bytes of output
53 need to do other things while waiting for the command to complete.
74 you can set an event to trigger a poll command to return with
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| /Documentation/ABI/testing/ |
| D | debugfs-olpc | 10 To execute a command, write data with the format: CC:N A A A A
11 CC is the (hex) command, N is the count of expected reply bytes, and A A A A
15 a command. Hex reply bytes will be returned, *whether or not* they came from
16 the immediately previous command.
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| /Documentation/input/ |
| D | userio.rst | 33 Command Structure
43 ``type`` describes the type of command that is being sent. This can be any one
45 that goes along with the command. In the event that the command doesn't have an
47 Each command should be sent by writing the struct directly to the character
48 device. In the event that the command you send is invalid, an error will be
50 to the kernel log. Only one command can be sent at a time, any additional data
51 written to the character device after the initial command will be ignored.
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| /Documentation/i2c/ |
| D | functionality.rst | 29 I2C_FUNC_SMBUS_QUICK Handles the SMBus write_quick command
30 I2C_FUNC_SMBUS_READ_BYTE Handles the SMBus read_byte command
31 I2C_FUNC_SMBUS_WRITE_BYTE Handles the SMBus write_byte command
32 I2C_FUNC_SMBUS_READ_BYTE_DATA Handles the SMBus read_byte_data command
33 I2C_FUNC_SMBUS_WRITE_BYTE_DATA Handles the SMBus write_byte_data command
34 I2C_FUNC_SMBUS_READ_WORD_DATA Handles the SMBus read_word_data command
35 I2C_FUNC_SMBUS_WRITE_WORD_DATA Handles the SMBus write_byte_data command
36 I2C_FUNC_SMBUS_PROC_CALL Handles the SMBus process_call command
37 I2C_FUNC_SMBUS_READ_BLOCK_DATA Handles the SMBus read_block_data command
38 I2C_FUNC_SMBUS_WRITE_BLOCK_DATA Handles the SMBus write_block_data command
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| /Documentation/input/devices/ |
| D | atarikbd.rst | 37 Code Command
136 this mode by sending an 'Interrogate Joystick' command to the ikbd.
152 command in this mode not only stop the output but also temporarily stops
162 until reset or commanded into another mode. The PAUSE command in this mode not
204 the mouse. After any joystick command, the ikbd assumes that joysticks are
205 connected to both Joystick0 and Joystick1. Any mouse command (except MOUSE
207 both buttons are logically connected to it. If a mouse disable command is
209 assigned to Joystick1 (until the mouse is reenabled by another mouse command).
211 ikbd Command Set
214 This section contains a list of commands that can be sent to the ikbd. Command
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| /Documentation/devicetree/bindings/mtd/ |
| D | st,stm32-fmc2-nand.yaml | 65 - description: Chip select 0 command
68 - description: Chip select 1 command
90 - description: Chip select 0 command
93 - description: Chip select 1 command
106 - description: Chip select 0 command
109 - description: Chip select 1 command
112 - description: Chip select 2 command
115 - description: Chip select 3 command
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| /Documentation/target/ |
| D | tcmu-design.rst | 14 ii. Command ring
22 c) Managing the command ring
127 command ring, and head and tail pointers to be used by the kernel and
136 See "The Command Ring" for details.
139 The offset of the start of the command ring from the start
142 The size of the command ring. This does *not* need to be a
145 Modified by the kernel to indicate when a command has been
149 processing of a command.
151 The Command Ring
155 mailbox.cmd_head by the size of the command, modulo cmdr_size, and
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| /Documentation/virt/kvm/x86/ |
| D | amd-memory-encryption.rst | 69 another struct containing arguments specific to command. The ``sev_fd``
82 The KVM_SEV_INIT2 command is used by the hypervisor to initialize the SEV platform
83 context. In a typical workflow, this command should be the first command issued.
85 For this command to be accepted, either KVM_X86_SEV_VM or KVM_X86_SEV_ES_VM
111 This command replaces the deprecated KVM_SEV_INIT and KVM_SEV_ES_INIT commands.
132 The KVM_SEV_LAUNCH_START command is used for creating the memory encryption
183 The KVM_SEV_LAUNCH_MEASURE command is used to retrieve the measurement of the
184 data encrypted by the KVM_SEV_LAUNCH_UPDATE_DATA command. The guest owner may
209 After completion of the launch flow, the KVM_SEV_LAUNCH_FINISH command can be
217 The KVM_SEV_GUEST_STATUS command is used to retrieve status information about a
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| /Documentation/networking/device_drivers/can/ |
| D | can327.rst | 65 be attached on a command prompt as follows::
101 After issuing the "``AT WS``" command, the controller will respond with
127 - Command mode
130 In command mode, it expects one command per line, terminated by CR.
131 By default, the prompt is a "``>``", after which a command can be
143 When a command is not recognized, such as by an older version of the
155 which the frame is sent as a command that consists of the data's hex
188 the monitoring mode, print "BUFFER FULL" and drop back into command
231 While there is a command (``AT CS``) to retrieve some basic stats,
243 command, and the "listen-only" CAN option will take effect.
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| /Documentation/admin-guide/ |
| D | btmrvl.rst | 84 This command displays current auto sleep status.
87 This command display the power save state.
90 This command display the host sleep state.
93 This command displays the value of Tx download ready flag.
95 Issuing a raw hci command
98 Use hcitool to issue raw hci command, refer to hcitool manual
104 Interface Control Command::
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| D | kernel-parameters.rst | 3 The kernel's command-line parameters
12 The kernel parses parameters from the kernel command line up to "``--``";
15 environment, others are passed as command line arguments to init.
18 Module parameters can be specified in two ways: via the kernel command
21 (kernel command line) usbcore.blinkenlights=1
22 (modprobe command line) modprobe usbcore blinkenlights=1
25 specified on the kernel command line. modprobe looks through the
26 kernel command line (/proc/cmdline) and collects module parameters
27 when it loads a module, so the kernel command line can be used for
65 For example one can add to the command line following parameter:
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| /Documentation/arch/sparc/oradax/ |
| D | dax-hv-api.txt | 25 … compatibility property. Functionality is accessed through the submission of Command Control Blocks
44 …The availability of DAX coprocessor command service is indicated by the presence of the DAX virtual
77 …See Section 36.2.1, “Query CCB Command Formats” for the corresponding CCB input and output formats.
106 …See Section 36.2.1, “Query CCB Command Formats” for the corresponding CCB input and output formats.
124 …are command specific, but all CCBs contain at least one memory buffer address. All memory locations
236 …which are not applicable to the given CCB command should be indicated as type 0 (No address). Virt…
243 36.2.1. Query CCB Command Formats
304 …command. The size is encoded as the number of bits or bytes, minus one. The valid value range for …
349 supported for every command. The format is indicated by a 4-bit field in the CCB:
374 …access type used in the CCB command. ADI checking only occurs when reading data. When writing data,
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| /Documentation/scsi/ |
| D | arcmsr_spec.rst | 59 All SCSI Command must be sent through postQ:
159 0x03 Reset (Abort all queued Command)
164 0x07 Check If Host Command Pending
186 The low level command interface is exclusive with VT100 terminal
188 1. Sequence of command execution
194 (B) Command block
196 command code, data and checksum byte
201 2. Command block
205 command block length (low byte)
208 command block length (high byte)
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| /Documentation/driver-api/nvdimm/ |
| D | security.rst | 76 document. The update command written to the sysfs attribute will be with
90 The security disable command format is:
98 The command format for doing a secure erase is:
106 The command format for doing an overwrite is:
120 The command format for doing a master update is:
127 This command is only available when security is disabled.
131 The command format for doing a master erase is:
134 This command has the same operating mechanism as erase except the master
138 This command is only available when the master security is enabled, indicated
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| /Documentation/driver-api/surface_aggregator/ |
| D | ssh.rst | 200 The command-type payload (:c:type:`struct ssh_command <ssh_command>`)
201 consists of an eight-byte command structure, followed by optional and
202 variable length command data. The length of this optional data is derived
204 ``frame.len - sizeof(struct ssh_command)``. The command struct contains the
207 .. flat-table:: SSH Command
241 - Command ID.
243 The command struct and data, in general, does not contain any failure
246 Command-type payloads are used by the host to send commands and requests to
253 (``TC``) and command ID (``CID``). The target category specifies a general
254 category for the command (e.g. system in general, vs. battery and AC, vs.
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| /Documentation/virt/coco/ |
| D | sev-guest.rst | 71 The ioctl accepts the command ID/input structure documented below.
76 /* Command ID */
79 /* Command request structure */
96 SEV-SNP firmware. The ioctl uses the SNP_GUEST_REQUEST (MSG_REPORT_REQ) command
114 The ioctl uses the SNP_GUEST_REQUEST (MSG_KEY_REQ) command provided by the
134 The ioctl uses the SNP_GUEST_REQUEST (MSG_REPORT_REQ) command provided by the SEV-SNP
151 The SNP_PLATFORM_STATUS command is used to query the SNP platform status. The
162 SEV-SNP firmware SNP_COMMIT command. This prevents roll-back to a previously
174 reported TCB version in the attestation report. The command is similar
175 to SNP_CONFIG command defined in the SEV-SNP spec. The current values of
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