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/Documentation/firmware-guide/acpi/
Dmethod-tracing.rst15 method tracing facility.
20 ACPICA provides method tracing capability. And two functions are
33 But when the particular layer/level is applied to the control method
37 logs when the control method evaluation is started, and disable the
38 detailed logging when the control method evaluation is stopped.
52 control method is being evaluated::
58 # echo "method" > /sys/module/acpi/parameters/trace_state
61 control method is being evaluated for the first time::
67 # echo "method-once" > /sys/module/acpi/parameters/trace_state
74 Full path of a control method that can be found in the ACPI namespace.
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Dmethod-customizing.rst4 Linux ACPI Custom Control Method How To
14 1. override an existing method which may not work correctly,
16 2. insert a completely new method in order to create a missing
17 method such as _OFF, _ON, _STA, _INI, etc.
20 control method rather than override the entire DSDT, because kernel
25 - Only ACPI METHOD can be overridden, any other object types like
29 - The same ACPI control method can be overridden for many times,
38 1. override an existing method
43 c) rewrite the ASL code of the method and save it in a new file,
45 Here is an example of a customized \_SB._AC._PSR method::
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Dacpi-lid.rst5 Special Usage Model of the ACPI Control Method Lid Device
15 using a control method lid device. To implement this, the AML tables issue
17 changed. The _LID control method for the lid device must be implemented to
20 For most platforms, both the _LID method and the lid notifications are
27 Restrictions of the returning value of the _LID control method
30 The _LID control method is described to return the "current" lid state.
34 _LID control method is evaluated during the runtime, the problem is its
35 initial returning value. When the AML tables implement this control method
57 This file actually calls the _LID control method described above. And given
74 A. button.lid_init_state=method:
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/Documentation/devicetree/bindings/arm/bcm/
Dbrcm,bcm11351-cpu-method.txt1 Broadcom Kona Family CPU Enable Method
3 This binding defines the enable method used for starting secondary
7 The enable method is specified by defining the following required
9 - enable-method = "brcm,bcm11351-cpu-method";
33 enable-method = "brcm,bcm11351-cpu-method";
Dbrcm,bcm23550-cpu-method.txt1 Broadcom Kona Family CPU Enable Method
3 This binding defines the enable method used for starting secondary
7 The enable method is specified by defining the following required
9 - enable-method = "brcm,bcm23550";
33 enable-method = "brcm,bcm23550";
Dbrcm,nsp-cpu-method.txt1 Broadcom Northstar Plus SoC CPU Enable Method
3 This binding defines the enable method used for starting secondary
7 The enable method is specified by defining the following required
9 - enable-method = "brcm,bcm-nsp-smp";
35 enable-method = "brcm,bcm-nsp-smp";
Dbrcm,bcm63138.txt14 'enable-method' property.
21 - enable-method: should be "brcm,bcm63138"
24 - enable-method: should be "brcm,bcm63138"
36 enable-method = "brcm,bcm63138";
43 enable-method = "brcm,bcm63138";
/Documentation/devicetree/bindings/arm/cpu-enable-method/
Dmarvell,berlin-smp2 Secondary CPU enable-method "marvell,berlin-smp" binding
5 This document describes the "marvell,berlin-smp" method for enabling secondary
6 CPUs. To apply to all CPUs, a single "marvell,berlin-smp" enable method should
9 Enable method name: "marvell,berlin-smp"
15 This enable method needs valid nodes compatible with "arm,cortex-a9-scu" and
23 enable-method = "marvell,berlin-smp";
Dnuvoton,npcm750-smp2 Secondary CPU enable-method "nuvoton,npcm750-smp" binding
5 To apply to all CPUs, a single "nuvoton,npcm750-smp" enable method should be
8 Enable method name: "nuvoton,npcm750-smp"
14 This enable method needs valid nodes compatible with "arm,cortex-a9-scu" and
22 enable-method = "nuvoton,npcm750-smp";
Dal,alpine-smp2 Secondary CPU enable-method "al,alpine-smp" binding
5 This document describes the "al,alpine-smp" method for
7 "al,alpine-smp" enable method should be defined in the
10 Enable method name: "al,alpine-smp"
16 This enable method requires valid nodes compatible with
45 enable-method = "al,alpine-smp";
/Documentation/media/uapi/v4l/
Dio.rst19 The classic I/O method using the :ref:`read() <func-read>` and
21 V4L2 device. When the driver does not support this method attempts to
24 Other methods must be negotiated. To select the streaming I/O method
27 method is not defined yet.
29 Video overlay can be considered another I/O method, although the
34 Generally exactly one I/O method, including overlay, is associated with
43 method (after first switching away from read/write) other than by
/Documentation/devicetree/bindings/arm/
Dcpus.yaml162 enable-method:
181 - brcm,bcm11351-cpu-method
208 Required for systems that have an "enable-method"
249 Required for systems that have an "enable-method" property
259 Required for systems that have an "enable-method" property
269 Optional for systems that have an "enable-method"
280 rockchip,pmu: [enable-method]
349 enable-method = "spin-table";
357 enable-method = "spin-table";
365 enable-method = "spin-table";
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Dpsci.yaml67 method:
68 description: The method of calling the PSCI firmware.
99 idle state nodes with entry-method property is set to "psci", as per
108 - method
128 method = "smc";
141 method = "smc";
158 method = "hvc";
/Documentation/i2c/
Dinstantiating-devices.rst12 Method 1a: Declare the I2C devices by bus number
15 This method is appropriate when the I2C bus is a system bus as is the case
55 Method 1b: Declare the I2C devices via devicetree
58 This method has the same implications as method 1a. The declaration of I2C
85 Method 1c: Declare the I2C devices via ACPI
92 Method 2: Instantiate the devices explicitly
95 This method is appropriate when a larger device uses an I2C bus for
99 bus in advance, so the method 1 described above can't be used. Instead,
159 Method 3: Probe an I2C bus for certain devices
177 * The I2C device driver must implement the detect() method, which
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Dold-module-parameters.rst16 "instantiating-devices", section "Method 4: Instantiate from user-space".
23 Old method (module parameters)::
29 New method (sysfs interface)::
36 Old method (module parameters)::
40 New method (sysfs interface)::
/Documentation/PCI/
Dpci-iov-howto.rst38 In the first method, the device driver (PF driver) will control the
43 In the second method, a write to the sysfs file sriov_numvfs will
44 enable and disable the VFs associated with a PCIe PF. This method
45 enables per-PF, VF enable/disable values versus the first method,
51 The second method is the recommended method for new/future VF devices.
68 (a) For the first method, in the driver::
74 (b) For the second method, from sysfs::
81 (a) For the first method, in the driver::
85 (b) For the second method, from sysfs::
Dacpi-info.rst12 method for accessing PCI config space below it, the address space windows
84 The PCIe spec requires the Enhanced Configuration Access Method (ECAM)
90 from either the static MCFG table or a _CBA method in the PNP0A03 device.
94 a _CBA method in the PNP0A03 device describes the ECAM space of a
128 sets those resources by calling the device’s _SRS control method.
155 address range reported in the MCFG table or by _CBA method (see Section
181 The _CBA (Memory mapped Configuration Base Address) control method is
185 control method evaluates to an Integer.
187 This control method appears under a host bridge object. When the _CBA
188 method appears under an active host bridge object, the operating system
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/Documentation/ABI/testing/
Dsysfs-bus-acpi27 control method.
34 _STR control method, if present.
41 _ADR control method, which is present for ACPI device
50 _UID control method, if present.
58 object that has _EJ0 method.
65 functioning or present, if the method _STA is present.
93 hardware, if the _HRV control method is present. It is mostly
/Documentation/devicetree/bindings/arm/firmware/
Dlinaro,optee-tz.txt14 - method : The method of calling the OP-TEE Trusted OS. Permitted
29 method = "smc";
/Documentation/devicetree/bindings/cpufreq/
Dcpufreq-qcom-hw.txt57 enable-method = "psci";
73 enable-method = "psci";
86 enable-method = "psci";
99 enable-method = "psci";
112 enable-method = "psci";
125 enable-method = "psci";
138 enable-method = "psci";
151 enable-method = "psci";
/Documentation/devicetree/bindings/
Dnuma.txt134 enable-method = "psci";
142 enable-method = "psci";
149 enable-method = "psci";
156 enable-method = "psci";
163 enable-method = "psci";
170 enable-method = "psci";
177 enable-method = "psci";
184 enable-method = "psci";
191 enable-method = "psci";
199 enable-method = "psci";
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/Documentation/media/v4l-drivers/
Drcar-fdp1.rst27 recover missing lines. This method is also known as blending or Line
31 the current field. This method is also known as Field Averaging (FAV).
34 field is used to fill missing lines from the current field. This method
38 used to fill missing lines from the current field. This method is also
/Documentation/filesystems/configfs/
Dconfigfs.txt70 write_bin_attribute method will be invoked on the final close, therefore it is
192 method. This method is called when the config_item's reference count
212 If an attribute is readable and provides a ->show method, that method will
214 attribute is writable and provides a ->store method, that method will be
237 ct_item_ops->read_bin_attribute() method, that method will be called
282 ct_group_ops->make_item() method. If provided, this method is called from mkdir(2) in the group's …
293 config_item, it is not necessary for a separate drop_group() method.
296 the ct_group_ops->drop_item() method, and configfs will call
311 ct_group_ops->disconnect_notify() method. The method is called after
386 ct_item_ops->drop_link() methods. If the ->allow_link() method exists,
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/Documentation/driver-api/rapidio/
Drapidio.rst67 The RapidIO subsystem defines the format and initialization method for subsystem
121 An enumeration/discovery method implementation and available input parameters
122 define how any given method can be attached to available RapidIO mports:
130 parameters. This was the original method used since introduction of RapidIO
131 subsystem. Now this method relies on enumerator module parameter which is
132 'rio-scan.scan' for existing basic enumeration/discovery method.
144 a command from user space. This initiation method provides more flexibility
175 to the method shown above, the host destination ID(s) can be specified using
204 Automatic enumeration/discovery start method is applicable only to built-in
206 enumeration/discovery start by existing basic enumerator method set use boot
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/Documentation/filesystems/caching/
Dbackend-api.txt80 the cache method to be invoked, or
168 method is called to give the op CPU time, and the release method to get
192 do this, the retrieval->op.processor method pointer should be set
211 the write_page() method on the object at appropriate times to effect
237 This method is used to allocate a cache object representation to back a
243 will call the lookup_complete() method to allow the cache to release the
251 This method is used to look up an object, given that the object is already
255 The method should call fscache_object_lookup_negative() as soon as
270 This method is called to ask the cache to release any resources it was
278 This method is called to increment the reference count on an object. It
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