sphinx.addnodesdocument)}( rawsourcechildren]( translations LanguagesNode)}(hhh](h pending_xref)}(hhh]docutils.nodesTextChinese (Simplified)}parenthsba attributes}(ids]classes]names]dupnames]backrefs] refdomainstdreftypedoc reftarget"/translations/zh_CN/driver-api/wmimodnameN classnameN refexplicitutagnamehhh ubh)}(hhh]hChinese (Traditional)}hh2sbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget"/translations/zh_TW/driver-api/wmimodnameN classnameN refexplicituh1hhh ubh)}(hhh]hItalian}hhFsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget"/translations/it_IT/driver-api/wmimodnameN classnameN refexplicituh1hhh ubh)}(hhh]hJapanese}hhZsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget"/translations/ja_JP/driver-api/wmimodnameN classnameN refexplicituh1hhh ubh)}(hhh]hKorean}hhnsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget"/translations/ko_KR/driver-api/wmimodnameN classnameN refexplicituh1hhh ubh)}(hhh]hPortuguese (Brazilian)}hhsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget"/translations/pt_BR/driver-api/wmimodnameN classnameN refexplicituh1hhh ubh)}(hhh]hSpanish}hhsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget"/translations/sp_SP/driver-api/wmimodnameN classnameN refexplicituh1hhh ubeh}(h]h ]h"]h$]h&]current_languageEnglishuh1h hh _documenthsourceNlineNubhcomment)}(h)SPDX-License-Identifier: GPL-2.0-or-laterh]h)SPDX-License-Identifier: GPL-2.0-or-later}hhsbah}(h]h ]h"]h$]h&] xml:spacepreserveuh1hhhhhh`, so it supports WMI devices sharing the same GUID. 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Drivers can then register a }(hhhhhNhNubh)}(h(:c:type:`struct wmi_driver `h]h)}(hjh]hstruct wmi_driver}(hjhhhNhNubah}(h]h ](hhc-typeeh"]h$]h&]uh1hhjubah}(h]h ]h"]h$]h&]refdocj refdomainhreftypetype refexplicitrefwarnj  wmi_driveruh1hhhhKhhubhB which will be bound to compatible WMI devices by the driver core.}(hhhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhKhhhhubhindex)}(hhh]h}(h]h ]h"]h$]h&]entries](singlewmi_device (C struct) c.wmi_devicehNtauh1j9hhhhhNhNubhdesc)}(hhh](hdesc_signature)}(h wmi_deviceh]hdesc_signature_line)}(hstruct wmi_deviceh](hdesc_sig_keyword)}(hstructh]hstruct}(hj]hhhNhNubah}(h]h ]kah"]h$]h&]uh1j[hjWhhhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKubhdesc_sig_space)}(h h]h }(hjohhhNhNubah}(h]h ]wah"]h$]h&]uh1jmhjWhhhjlhKubh desc_name)}(h wmi_deviceh]h desc_sig_name)}(hjSh]h wmi_device}(hjhhhNhNubah}(h]h ]nah"]h$]h&]uh1jhjubah}(h]h ](sig-namedescnameeh"]h$]h&]hhuh1j~hjWhhhjlhKubeh}(h]h ]h"]h$]h&]hhƌ add_permalinkuh1jUsphinx_line_type 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./include/linux/wmi.hhK,hhhhubh)}(hAThis structure is used to exchange data with the WMI driver core.h]hAThis structure is used to exchange data with the WMI driver core.}(hj=hhhNhNubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK)hhhhubj:)}(hhh]h}(h]h ]h"]h$]h&]entries](jFwmi_string (C struct) c.wmi_stringhNtauh1j9hhhhhNhNubjK)}(hhh](jP)}(h wmi_stringh]jV)}(hstruct wmi_stringh](j\)}(hj_h]hstruct}(hjehhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hjahhhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK.ubjn)}(h h]h }(hjshhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjahhhjrhK.ubj)}(h wmi_stringh]j)}(hj_h]h wmi_string}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubah}(h]h ](jjeh"]h$]h&]hhuh1j~hjahhhjrhK.ubeh}(h]h ]h"]h$]h&]hhjuh1jUjjhj]hhhjrhK.ubah}(h]jXah ](jjeh"]h$]h&]jj)jhuh1jOhjrhK.hjZhhubj)}(hhh]h)}(hWMI string representationh]hWMI string representation}(hjhhhNhNubah}(h]h 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]jhah"]h$]h&]uh1j[hjhhhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK:ubjn)}(h h]h }(hjhhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjhhhjhK:ubj)}(h wmi_driverh]j)}(hjh]h wmi_driver}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubah}(h]h ](jjeh"]h$]h&]hhuh1j~hjhhhjhK:ubeh}(h]h ]h"]h$]h&]hhjuh1jUjjhjhhhjhK:ubah}(h]jah ](jjeh"]h$]h&]jj)jhuh1jOhjhK:hjhhubj)}(hhh]h)}(hWMI driver structureh]hWMI driver structure}(hj"hhhNhNubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKWhjhhubah}(h]h ]h"]h$]h&]uh1jhjhhhjhK:ubeh}(h]h ](hstructeh"]h$]h&]jhjj:jj:jjjuh1jJhhhhhNhNubj)}(hX**Definition**:: struct wmi_driver { struct device_driver driver; const struct wmi_device_id *id_table; size_t min_event_size; bool no_singleton; int (*probe)(struct wmi_device *wdev, const void *context); void (*remove)(struct wmi_device *wdev); void (*shutdown)(struct wmi_device *wdev); void (*notify)(struct wmi_device *device, union acpi_object *data); void (*notify_new)(struct wmi_device *device, const struct wmi_buffer *data); }; **Members** ``driver`` Driver model structure ``id_table`` List of WMI GUIDs supported by this driver ``min_event_size`` Minimum event payload size supported by this driver ``no_singleton`` Driver can be instantiated multiple times ``probe`` Callback for device binding ``remove`` Callback for device unbinding ``shutdown`` Callback for device shutdown ``notify`` Callback for receiving WMI events (deprecated) ``notify_new`` Callback for receiving WMI eventsh](h)}(h**Definition**::h](j)}(h**Definition**h]h Definition}(hjFhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjBubh:}(hjBhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK[hj>ubj)}(hXstruct wmi_driver { struct device_driver driver; const struct wmi_device_id *id_table; size_t min_event_size; bool no_singleton; int (*probe)(struct wmi_device *wdev, const void *context); void (*remove)(struct wmi_device *wdev); void (*shutdown)(struct wmi_device *wdev); void (*notify)(struct wmi_device *device, union acpi_object *data); void (*notify_new)(struct wmi_device *device, const struct wmi_buffer *data); };h]hXstruct wmi_driver { struct device_driver driver; const struct wmi_device_id *id_table; size_t min_event_size; bool no_singleton; int (*probe)(struct wmi_device *wdev, const void *context); void (*remove)(struct wmi_device *wdev); void (*shutdown)(struct wmi_device *wdev); void (*notify)(struct wmi_device *device, union acpi_object *data); void (*notify_new)(struct wmi_device *device, const struct wmi_buffer *data); };}hj_sbah}(h]h ]h"]h$]h&]hhuh1jhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK]hj>ubh)}(h **Members**h]j)}(hjph]hMembers}(hjrhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjnubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKihj>ubj&)}(hhh](j+)}(h"``driver`` Driver model structure h](j1)}(h ``driver``h]h)}(hjh]hdriver}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKYhjubjK)}(hhh]h)}(hDriver model structureh]hDriver model structure}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKYhjubah}(h]h ]h"]h$]h&]uh1jJhjubeh}(h]h ]h"]h$]h&]uh1j*hjhKYhjubj+)}(h8``id_table`` List of WMI GUIDs supported by this driver h](j1)}(h ``id_table``h]h)}(hjh]hid_table}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKZhjubjK)}(hhh]h)}(h*List of WMI GUIDs supported by this driverh]h*List of WMI GUIDs supported by this driver}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKZhjubah}(h]h ]h"]h$]h&]uh1jJhjubeh}(h]h ]h"]h$]h&]uh1j*hjhKZhjubj+)}(hG``min_event_size`` Minimum event payload size supported by this driver h](j1)}(h``min_event_size``h]h)}(hjh]hmin_event_size}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK[hjubjK)}(hhh]h)}(h3Minimum event payload size supported by this driverh]h3Minimum event payload size supported by this driver}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK[hjubah}(h]h ]h"]h$]h&]uh1jJhjubeh}(h]h ]h"]h$]h&]uh1j*hjhK[hjubj+)}(h;``no_singleton`` Driver can be instantiated multiple times h](j1)}(h``no_singleton``h]h)}(hj:h]h no_singleton}(hj<hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj8ubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK\hj4ubjK)}(hhh]h)}(h)Driver can be instantiated multiple timesh]h)Driver can be instantiated multiple times}(hjShhhNhNubah}(h]h ]h"]h$]h&]uh1hhjOhK\hjPubah}(h]h ]h"]h$]h&]uh1jJhj4ubeh}(h]h ]h"]h$]h&]uh1j*hjOhK\hjubj+)}(h&``probe`` Callback for device binding h](j1)}(h ``probe``h]h)}(hjsh]hprobe}(hjuhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjqubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK]hjmubjK)}(hhh]h)}(hCallback for device bindingh]hCallback for device binding}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK]hjubah}(h]h ]h"]h$]h&]uh1jJhjmubeh}(h]h ]h"]h$]h&]uh1j*hjhK]hjubj+)}(h)``remove`` Callback for device unbinding h](j1)}(h ``remove``h]h)}(hjh]hremove}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK^hjubjK)}(hhh]h)}(hCallback for device unbindingh]hCallback for device unbinding}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK^hjubah}(h]h ]h"]h$]h&]uh1jJhjubeh}(h]h ]h"]h$]h&]uh1j*hjhK^hjubj+)}(h*``shutdown`` Callback for device shutdown h](j1)}(h ``shutdown``h]h)}(hjh]hshutdown}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK_hjubjK)}(hhh]h)}(hCallback for device shutdownh]hCallback for device shutdown}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK_hjubah}(h]h ]h"]h$]h&]uh1jJhjubeh}(h]h ]h"]h$]h&]uh1j*hjhK_hjubj+)}(h:``notify`` Callback for receiving WMI events (deprecated) h](j1)}(h ``notify``h]h)}(hj h]hnotify}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj ubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK`hj ubjK)}(hhh]h)}(h.Callback for receiving WMI events (deprecated)h]h.Callback for receiving WMI events (deprecated)}(hj7 hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj3 hK`hj4 ubah}(h]h ]h"]h$]h&]uh1jJhj ubeh}(h]h ]h"]h$]h&]uh1j*hj3 hK`hjubj+)}(h0``notify_new`` Callback for receiving WMI eventsh](j1)}(h``notify_new``h]h)}(hjW h]h notify_new}(hjY hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjU ubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhK`hjQ ubjK)}(hhh]h)}(h!Callback for receiving WMI eventsh]h!Callback for receiving WMI events}(hjp hhhNhNubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKahjm ubah}(h]h ]h"]h$]h&]uh1jJhjQ ubeh}(h]h ]h"]h$]h&]uh1j*hjl hK`hjubeh}(h]h ]h"]h$]h&]uh1j%hj>ubeh}(h]h ] kernelindentah"]h$]h&]uh1jhhhhhNhNubh)}(h**Description**h]j)}(hj h]h Description}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKdhhhhubh)}(hXThis represents WMI drivers which handle WMI devices. The data inside the buffer passed to the **notify_new** callback is guaranteed to be aligned on a 8-byte boundary. The minimum supported size for said buffer can be specified using **min_event_size**. WMI drivers that still use the deprecated **notify** callback can still set **min_event_size** to 0 in order to signal that they support WMI events which provide no event data.h](h_This represents WMI drivers which handle WMI devices. The data inside the buffer passed to the }(hj hhhNhNubj)}(h**notify_new**h]h notify_new}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubh~ callback is guaranteed to be aligned on a 8-byte boundary. The minimum supported size for said buffer can be specified using }(hj hhhNhNubj)}(h**min_event_size**h]hmin_event_size}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubh,. WMI drivers that still use the deprecated }(hj hhhNhNubj)}(h **notify**h]hnotify}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubh callback can still set }(hj hhhNhNubj)}(h**min_event_size**h]hmin_event_size}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubhR to 0 in order to signal that they support WMI events which provide no event data.}(hj hhhNhNubeh}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKahhhhubj:)}(hhh]h}(h]h ]h"]h$]h&]entries](jFto_wmi_driver (C macro)c.to_wmi_driverhNtauh1j9hhhhhNhNubjK)}(hhh](jP)}(h to_wmi_driverh]jV)}(h to_wmi_driverh]j)}(h to_wmi_driverh]j)}(hj h]h to_wmi_driver}(hj$ hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj ubah}(h]h ](jjeh"]h$]h&]hhuh1j~hj hhhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKvubah}(h]h ]h"]h$]h&]hhjuh1jUjjhj hhhj7 hKvubah}(h]j ah ](jjeh"]h$]h&]jj)jhuh1jOhj7 hKvhj hhubj)}(hhh]h}(h]h ]h"]h$]h&]uh1jhj hhhj7 hKvubeh}(h]h ](hmacroeh"]h$]h&]jhjjP jjP jjjuh1jJhhhhhNhNubh)}(h``to_wmi_driver (drv)``h]h)}(hjV h]hto_wmi_driver (drv)}(hjX hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjT ubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKxhhhhubj=)}(h.Helper macro to cast a driver to a wmi_driver h]h)}(h-Helper macro to cast a driver to a wmi_driverh]h-Helper macro to cast a driver to a wmi_driver}(hjp hhhNhNubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKvhjl ubah}(h]h ]h"]h$]h&]uh1j<hj~ hKvhhhhubj)}(hm**Parameters** ``drv`` driver struct **Description** Cast a struct device_driver to a struct wmi_driver.h](h)}(h**Parameters**h]j)}(hj h]h Parameters}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKzhj ubj&)}(hhh]j+)}(h``drv`` driver struct h](j1)}(h``drv``h]h)}(hj h]hdrv}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj ubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKwhj ubjK)}(hhh]h)}(h driver structh]h driver struct}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj hKwhj ubah}(h]h ]h"]h$]h&]uh1jJhj ubeh}(h]h ]h"]h$]h&]uh1j*hj hKwhj ubah}(h]h ]h"]h$]h&]uh1j%hj ubh)}(h**Description**h]j)}(hj h]h Description}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKyhj ubh)}(h3Cast a struct device_driver to a struct wmi_driver.h]h3Cast a struct device_driver to a struct wmi_driver.}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKxhj ubeh}(h]h ] kernelindentah"]h$]h&]uh1jhhhhhNhNubj:)}(hhh]h}(h]h ]h"]h$]h&]entries](jFwmi_driver_register (C macro)c.wmi_driver_registerhNtauh1j9hhhhhNhNubjK)}(hhh](jP)}(hwmi_driver_registerh]jV)}(hwmi_driver_registerh]j)}(hwmi_driver_registerh]j)}(hj$ h]hwmi_driver_register}(hj. hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj* ubah}(h]h ](jjeh"]h$]h&]hhuh1j~hj& hhhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKubah}(h]h ]h"]h$]h&]hhjuh1jUjjhj" hhhjA hKubah}(h]j ah ](jjeh"]h$]h&]jj)jhuh1jOhjA hKhj hhubj)}(hhh]h}(h]h ]h"]h$]h&]uh1jhj hhhjA hKubeh}(h]h ](hmacroeh"]h$]h&]jhjjZ jjZ jjjuh1jJhhhhhNhNubh)}(h ``wmi_driver_register (driver)``h]h)}(hj` h]hwmi_driver_register (driver)}(hjb hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj^ ubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKhhhhubj=)}(h&Helper macro to register a WMI driver h]h)}(h%Helper macro to register a WMI driverh]h%Helper macro to register a WMI driver}(hjz hhhNhNubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKhjv ubah}(h]h ]h"]h$]h&]uh1j<hj hKhhhhubj)}(h**Parameters** ``driver`` wmi_driver struct **Description** Helper macro for registering a WMI driver. It automatically passes THIS_MODULE to the underlying function.h](h)}(h**Parameters**h]j)}(hj h]h Parameters}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKhj ubj&)}(hhh]j+)}(h``driver`` wmi_driver struct h](j1)}(h ``driver``h]h)}(hj h]hdriver}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj ubah}(h]h ]h"]h$]h&]uh1j0hR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKhj ubjK)}(hhh]h)}(hwmi_driver structh]hwmi_driver struct}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj hKhj ubah}(h]h ]h"]h$]h&]uh1jJhj ubeh}(h]h ]h"]h$]h&]uh1j*hj hKhj ubah}(h]h ]h"]h$]h&]uh1j%hj ubh)}(h**Description**h]j)}(hj h]h Description}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKhj ubh)}(hjHelper macro for registering a WMI driver. It automatically passes THIS_MODULE to the underlying function.h]hjHelper macro for registering a WMI driver. It automatically passes THIS_MODULE to the underlying function.}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKhj ubeh}(h]h ] kernelindentah"]h$]h&]uh1jhhhhhNhNubj:)}(hhh]h}(h]h ]h"]h$]h&]entries](jFmodule_wmi_driver (C macro)c.module_wmi_driverhNtauh1j9hhhhhNhNubjK)}(hhh](jP)}(hmodule_wmi_driverh]jV)}(hmodule_wmi_driverh]j)}(hmodule_wmi_driverh]j)}(hj. h]hmodule_wmi_driver}(hj8 hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj4 ubah}(h]h ](jjeh"]h$]h&]hhuh1j~hj0 hhhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKubah}(h]h ]h"]h$]h&]hhjuh1jUjjhj, hhhjK hKubah}(h]j' ah ](jjeh"]h$]h&]jj)jhuh1jOhjK hKhj) hhubj)}(hhh]h}(h]h ]h"]h$]h&]uh1jhj) hhhjK hKubeh}(h]h ](hmacroeh"]h$]h&]jhjjd jjd jjjuh1jJhhhhhNhNubh)}(h$``module_wmi_driver (__wmi_driver)``h]h)}(hjj h]h module_wmi_driver (__wmi_driver)}(hjl hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjh ubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKhhhhubj=)}(h1Helper macro to register/unregister a WMI driver h]h)}(h0Helper macro to register/unregister a WMI driverh]h0Helper macro to register/unregister a WMI driver}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhR/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:16: ./include/linux/wmi.hhKhj ubah}(h]h ]h"]h$]h&]uh1j<hj hKhhhhubj)}(hX"**Parameters** ``__wmi_driver`` wmi_driver struct **Description** Helper macro for WMI drivers which do not do anything special in module init/exit. This eliminates a lot of boilerplate. 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./drivers/platform/wmi/core.chKhjdubh)}(h6Number of WMI object instances or negative error code.h]h6Number of WMI object instances or negative error code.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chKhjdubeh}(h]h ] kernelindentah"]h$]h&]uh1jhhhhhNhNubj:)}(hhh]h}(h]h ]h"]h$]h&]entries](jF"wmidev_instance_count (C function)c.wmidev_instance_counthNtauh1j9hhhhhNhNubjK)}(hhh](jP)}(h2u8 wmidev_instance_count (struct wmi_device *wdev)h]jV)}(h1u8 wmidev_instance_count(struct wmi_device *wdev)h](h)}(hhh]j)}(hu8h]hu8}(hj3hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj0ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetj5modnameN classnameNj[ j^ )}ja ]jd )}jW wmidev_instance_countsbc.wmidev_instance_countasbuh1hhj,hhhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chMubjn)}(h h]h }(hjUhhhNhNubah}(h]h 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]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chMhjhhubah}(h]h ]h"]h$]h&]uh1jhj%hhhjThMubeh}(h]h ](hfunctioneh"]h$]h&]jhjjjjjjjuh1jJhhhhhNhNubj)}(h**Parameters** ``struct wmi_device *wdev`` A wmi bus device from a driver **Description** Get the number of WMI object instances. **Return** Number of WMI object instances.h](h)}(h**Parameters**h]j)}(hj%h]h Parameters}(hj'hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj#ubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM hjubj&)}(hhh]j+)}(h;``struct wmi_device *wdev`` A wmi bus device from a driver h](j1)}(h``struct wmi_device *wdev``h]h)}(hjDh]hstruct wmi_device *wdev}(hjFhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjBubah}(h]h ]h"]h$]h&]uh1j0hZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chMhj>ubjK)}(hhh]h)}(hA wmi bus device from a driverh]hA wmi bus device from a driver}(hj]hhhNhNubah}(h]h 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]jzah"]h$]h&]uh1jmhjubh)}(hhh]j)}(h acpi_bufferh]h acpi_buffer}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetjmodnameN classnameNj[ j^ )}ja ]j c.wmi_evaluate_methodasbuh1hhjubjn)}(h h]h }(hjhhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjubj)}(hjh]h*}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubj)}(houth]hout}(hj hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]noemphhhuh1j hj5ubeh}(h]h ]h"]h$]h&]hhuh1j hjhhhjhMubeh}(h]h ]h"]h$]h&]hhjuh1jUjjhjhhhjhMubah}(h]jah ](jjeh"]h$]h&]jj)jhuh1jOhjhMhjhhubj)}(hhh]h)}(h"Evaluate a WMI method (deprecated)h]h"Evaluate a WMI method (deprecated)}(hj6hhhNhNubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chMhj3hhubah}(h]h ]h"]h$]h&]uh1jhjhhhjhMubeh}(h]h ](hfunctioneh"]h$]h&]jhjjNjjNjjjuh1jJhhhhhNhNubj)}(hX**Parameters** ``const char *guid_string`` 36 char string of the form fa50ff2b-f2e8-45de-83fa-65417f2f49ba ``u8 instance`` Instance index ``u32 method_id`` 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kernelindentah"]h$]h&]uh1jhhhhhNhNubj:)}(hhh]h}(h]h ]h"]h$]h&]entries](jF#wmidev_evaluate_method (C function)c.wmidev_evaluate_methodhNtauh1j9hhhhhNhNubjK)}(hhh](jP)}(hacpi_status wmidev_evaluate_method (struct wmi_device *wdev, u8 instance, u32 method_id, const struct acpi_buffer *in, struct acpi_buffer *out)h]jV)}(hacpi_status wmidev_evaluate_method(struct wmi_device *wdev, u8 instance, u32 method_id, const struct acpi_buffer *in, struct acpi_buffer *out)h](h)}(hhh]j)}(h acpi_statush]h acpi_status}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetjmodnameN classnameNj[ j^ )}ja ]jd )}jW wmidev_evaluate_methodsbc.wmidev_evaluate_methodasbuh1hhjhhhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM4ubjn)}(h h]h }(hj9hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjhhhj8hM4ubj)}(hwmidev_evaluate_methodh]j)}(hj5h]hwmidev_evaluate_method}(hjKhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjGubah}(h]h ](jjeh"]h$]h&]hhuh1j~hjhhhj8hM4ubj 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]h"]h$]h&]noemphhhuh1j hj^ubj )}(h u32 method_idh](h)}(hhh]j)}(hu32h]hu32}(hj!hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetj#modnameN classnameNj[ j^ )}ja ]j3c.wmidev_evaluate_methodasbuh1hhjubjn)}(h h]h }(hj?hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjubj)}(h method_idh]h method_id}(hjMhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]noemphhhuh1j hj^ubj )}(hconst struct acpi_buffer *inh](j\)}(hj h]hconst}(hjfhhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hjbubjn)}(h h]h }(hjshhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjbubj\)}(hj_h]hstruct}(hjhhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hjbubjn)}(h h]h }(hjhhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjbubh)}(hhh]j)}(h acpi_bufferh]h acpi_buffer}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetjmodnameN classnameNj[ j^ )}ja ]j3c.wmidev_evaluate_methodasbuh1hhjbubjn)}(h h]h }(hjhhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjbubj)}(hjh]h*}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjbubj)}(hinh]hin}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjbubeh}(h]h ]h"]h$]h&]noemphhhuh1j hj^ubj )}(hstruct acpi_buffer *outh](j\)}(hj_h]hstruct}(hjhhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hjubjn)}(h h]h }(hjhhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjubh)}(hhh]j)}(h acpi_bufferh]h acpi_buffer}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetjmodnameN classnameNj[ j^ )}ja ]j3c.wmidev_evaluate_methodasbuh1hhjubjn)}(h h]h }(hj-hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjubj)}(hjh]h*}(hj;hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubj)}(houth]hout}(hjHhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]noemphhhuh1j hj^ubeh}(h]h ]h"]h$]h&]hhuh1j hjhhhj8hM4ubeh}(h]h ]h"]h$]h&]hhjuh1jUjjhj hhhj8hM4ubah}(h]jah ](jjeh"]h$]h&]jj)jhuh1jOhj8hM4hj hhubj)}(hhh]h)}(h"Evaluate a WMI method (deprecated)h]h"Evaluate a WMI method (deprecated)}(hjrhhhNhNubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM4hjohhubah}(h]h ]h"]h$]h&]uh1jhj hhhj8hM4ubeh}(h]h ](hfunctioneh"]h$]h&]jhjjjjjjjuh1jJhhhhhNhNubj)}(hX**Parameters** ``struct wmi_device *wdev`` A wmi bus device from a driver ``u8 instance`` Instance index ``u32 method_id`` Method ID to call ``const struct acpi_buffer *in`` Mandatory buffer containing input for the method call ``struct acpi_buffer *out`` Empty buffer to return the method results **Description** Call an ACPI-WMI method, the caller must free **out**. **Return** acpi_status signaling success or error.h](h)}(h**Parameters**h]j)}(hjh]h Parameters}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM8hjubj&)}(hhh](j+)}(h;``struct wmi_device *wdev`` A wmi bus device from a driver h](j1)}(h``struct wmi_device *wdev``h]h)}(hjh]hstruct wmi_device *wdev}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjubah}(h]h ]h"]h$]h&]uh1j0hZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM5hjubjK)}(hhh]h)}(hA wmi bus device from a driverh]hA wmi bus device from a driver}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhM5hjubah}(h]h ]h"]h$]h&]uh1jJhjubeh}(h]h ]h"]h$]h&]uh1j*hjhM5hjubj+)}(h``u8 instance`` Instance index h](j1)}(h``u8 instance``h]h)}(hjh]h u8 instance}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjubah}(h]h ]h"]h$]h&]uh1j0hZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM6hjubjK)}(hhh]h)}(hInstance indexh]hInstance index}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhM6hjubah}(h]h ]h"]h$]h&]uh1jJhjubeh}(h]h ]h"]h$]h&]uh1j*hjhM6hjubj+)}(h$``u32 method_id`` Method ID to call h](j1)}(h``u32 method_id``h]h)}(hj%h]h u32 method_id}(hj'hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj#ubah}(h]h ]h"]h$]h&]uh1j0hZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM7hjubjK)}(hhh]h)}(hMethod ID to callh]hMethod ID to call}(hj>hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj:hM7hj;ubah}(h]h ]h"]h$]h&]uh1jJhjubeh}(h]h ]h"]h$]h&]uh1j*hj:hM7hjubj+)}(hW``const struct acpi_buffer *in`` Mandatory buffer containing input for the method call h](j1)}(h ``const struct acpi_buffer *in``h]h)}(hj^h]hconst struct acpi_buffer *in}(hj`hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj\ubah}(h]h ]h"]h$]h&]uh1j0hZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM8hjXubjK)}(hhh]h)}(h5Mandatory buffer containing input for the method callh]h5Mandatory buffer containing input for the method call}(hjwhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjshM8hjtubah}(h]h ]h"]h$]h&]uh1jJhjXubeh}(h]h ]h"]h$]h&]uh1j*hjshM8hjubj+)}(hF``struct acpi_buffer *out`` Empty buffer to return the method results h](j1)}(h``struct acpi_buffer *out``h]h)}(hjh]hstruct acpi_buffer *out}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjubah}(h]h ]h"]h$]h&]uh1j0hZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM9hjubjK)}(hhh]h)}(h)Empty buffer to return the method resultsh]h)Empty buffer to return the method results}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhM9hjubah}(h]h ]h"]h$]h&]uh1jJhjubeh}(h]h ]h"]h$]h&]uh1j*hjhM9hjubeh}(h]h ]h"]h$]h&]uh1j%hjubh)}(h**Description**h]j)}(hjh]h Description}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM;hjubh)}(h6Call an ACPI-WMI method, the caller must free **out**.h](h.Call an ACPI-WMI method, the caller must free }(hjhhhNhNubj)}(h**out**h]hout}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh.}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM:hjubh)}(h **Return**h]j)}(hj h]hReturn}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM<hjubh)}(h'acpi_status signaling success or error.h]h'acpi_status signaling success or error.}(hj!hhhNhNubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM=hjubeh}(h]h ] kernelindentah"]h$]h&]uh1jhhhhhNhNubj:)}(hhh]h}(h]h ]h"]h$]h&]entries](jF!wmidev_invoke_method (C function)c.wmidev_invoke_methodhNtauh1j9hhhhhNhNubjK)}(hhh](jP)}(hint wmidev_invoke_method (struct wmi_device *wdev, u8 instance, u32 method_id, const struct wmi_buffer *in, struct wmi_buffer *out, size_t min_size)h]jV)}(hint wmidev_invoke_method(struct wmi_device *wdev, u8 instance, u32 method_id, const struct wmi_buffer *in, struct wmi_buffer *out, size_t min_size)h](j)}(hinth]hint}(hjPhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjLhhhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chMoubjn)}(h h]h }(hj_hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjLhhhj^hMoubj)}(hwmidev_invoke_methodh]j)}(hwmidev_invoke_methodh]hwmidev_invoke_method}(hjqhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjmubah}(h]h ](jjeh"]h$]h&]hhuh1j~hjLhhhj^hMoubj )}(h{(struct wmi_device *wdev, u8 instance, u32 method_id, const struct wmi_buffer *in, struct wmi_buffer *out, size_t min_size)h](j )}(hstruct wmi_device *wdevh](j\)}(hj_h]hstruct}(hjhhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hjubjn)}(h h]h }(hjhhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjubh)}(hhh]j)}(h wmi_deviceh]h wmi_device}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetjmodnameN classnameNj[ j^ )}ja ]jd )}jW jssbc.wmidev_invoke_methodasbuh1hhjubjn)}(h h]h }(hjhhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjubj)}(hjh]h*}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubj)}(hwdevh]hwdev}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]noemphhhuh1j hjubj )}(h u8 instanceh](h)}(hhh]j)}(hu8h]hu8}(hj hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetj modnameN classnameNj[ j^ )}ja ]jc.wmidev_invoke_methodasbuh1hhjubjn)}(h h]h }(hj hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjubj)}(hinstanceh]hinstance}(hj. hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]noemphhhuh1j hjubj )}(h u32 method_idh](h)}(hhh]j)}(hu32h]hu32}(hjJ hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjG ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetjL modnameN classnameNj[ j^ )}ja ]jc.wmidev_invoke_methodasbuh1hhjC ubjn)}(h h]h }(hjh hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhjC ubj)}(h method_idh]h method_id}(hjv hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjC ubeh}(h]h ]h"]h$]h&]noemphhhuh1j hjubj )}(hconst struct wmi_buffer *inh](j\)}(hj h]hconst}(hj hhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hj ubjn)}(h h]h }(hj hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj ubj\)}(hj_h]hstruct}(hj hhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hj ubjn)}(h h]h }(hj hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj ubh)}(hhh]j)}(h wmi_bufferh]h wmi_buffer}(hj hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetj modnameN classnameNj[ j^ )}ja ]jc.wmidev_invoke_methodasbuh1hhj ubjn)}(h h]h }(hj hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj ubj)}(hjh]h*}(hj hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj ubj)}(hinh]hin}(hj!hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]noemphhhuh1j hjubj )}(hstruct wmi_buffer *outh](j\)}(hj_h]hstruct}(hj!hhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hj!ubjn)}(h h]h }(hj'!hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj!ubh)}(hhh]j)}(h wmi_bufferh]h wmi_buffer}(hj8!hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj5!ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetj:!modnameN classnameNj[ j^ )}ja ]jc.wmidev_invoke_methodasbuh1hhj!ubjn)}(h h]h }(hjV!hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj!ubj)}(hjh]h*}(hjd!hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj!ubj)}(houth]hout}(hjq!hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj!ubeh}(h]h ]h"]h$]h&]noemphhhuh1j hjubj )}(hsize_t min_sizeh](h)}(hhh]j)}(hsize_th]hsize_t}(hj!hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj!ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetj!modnameN classnameNj[ j^ )}ja ]jc.wmidev_invoke_methodasbuh1hhj!ubjn)}(h h]h }(hj!hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj!ubj)}(hmin_sizeh]hmin_size}(hj!hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj!ubeh}(h]h ]h"]h$]h&]noemphhhuh1j hjubeh}(h]h ]h"]h$]h&]hhuh1j hjLhhhj^hMoubeh}(h]h ]h"]h$]h&]hhjuh1jUjjhjHhhhj^hMoubah}(h]jCah ](jjeh"]h$]h&]jj)jhuh1jOhj^hMohjEhhubj)}(hhh]h)}(h'Invoke a WMI method that returns valuesh]h'Invoke a WMI method that returns values}(hj!hhhNhNubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chMohj!hhubah}(h]h ]h"]h$]h&]uh1jhjEhhhj^hMoubeh}(h]h ](hfunctioneh"]h$]h&]jhjj!jj!jjjuh1jJhhhhhNhNubj)}(hX**Parameters** ``struct wmi_device *wdev`` A wmi bus device from a driver ``u8 instance`` Instance index ``u32 method_id`` Method ID to call ``const struct wmi_buffer *in`` Mandatory WMI buffer containing input for the method call ``struct wmi_buffer *out`` Mandatory WMI buffer to return the method results ``size_t min_size`` Minimum size of the method result data in bytes **Description** Invoke a WMI method that returns values, the caller must free the resulting data inside **out** using kfree(). 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Use wmidev_invoke_procedure() for WMI methods that return no values.}(hj#hhhNhNubeh}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chMvhj!ubh)}(h **Return**h]j)}(hj#h]hReturn}(hj#hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj#ubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM{hj!ubh)}(h/0 on success or negative error code on failure.h]h/0 on success or negative error code on failure.}(hj#hhhNhNubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chM|hj!ubeh}(h]h ] kernelindentah"]h$]h&]uh1jhhhhhNhNubj:)}(hhh]h}(h]h ]h"]h$]h&]entries](jF$wmidev_invoke_procedure (C function)c.wmidev_invoke_procedurehNtauh1j9hhhhhNhNubjK)}(hhh](jP)}(hnint wmidev_invoke_procedure (struct wmi_device *wdev, u8 instance, u32 method_id, const struct wmi_buffer *in)h]jV)}(hmint wmidev_invoke_procedure(struct wmi_device *wdev, u8 instance, u32 method_id, const struct wmi_buffer *in)h](j)}(hinth]hint}(hj#hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj#hhhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chMubjn)}(h h]h }(hj $hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj#hhhj$hMubj)}(hwmidev_invoke_procedureh]j)}(hwmidev_invoke_procedureh]hwmidev_invoke_procedure}(hj$hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj$ubah}(h]h ](jjeh"]h$]h&]hhuh1j~hj#hhhj$hMubj )}(hR(struct wmi_device *wdev, u8 instance, u32 method_id, const struct wmi_buffer *in)h](j )}(hstruct wmi_device *wdevh](j\)}(hj_h]hstruct}(hj7$hhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hj3$ubjn)}(h h]h }(hjD$hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj3$ubh)}(hhh]j)}(h wmi_deviceh]h wmi_device}(hjU$hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjR$ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetjW$modnameN classnameNj[ j^ )}ja ]jd )}jW j$sbc.wmidev_invoke_procedureasbuh1hhj3$ubjn)}(h h]h }(hju$hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj3$ubj)}(hjh]h*}(hj$hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj3$ubj)}(hwdevh]hwdev}(hj$hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj3$ubeh}(h]h ]h"]h$]h&]noemphhhuh1j hj/$ubj )}(h u8 instanceh](h)}(hhh]j)}(hu8h]hu8}(hj$hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj$ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetj$modnameN classnameNj[ j^ )}ja ]jq$c.wmidev_invoke_procedureasbuh1hhj$ubjn)}(h h]h }(hj$hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj$ubj)}(hinstanceh]hinstance}(hj$hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj$ubeh}(h]h ]h"]h$]h&]noemphhhuh1j hj/$ubj )}(h u32 method_idh](h)}(hhh]j)}(hu32h]hu32}(hj$hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj$ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetj$modnameN classnameNj[ j^ )}ja ]jq$c.wmidev_invoke_procedureasbuh1hhj$ubjn)}(h h]h }(hj%hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj$ubj)}(h method_idh]h method_id}(hj %hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj$ubeh}(h]h ]h"]h$]h&]noemphhhuh1j hj/$ubj )}(hconst struct wmi_buffer *inh](j\)}(hj h]hconst}(hj9%hhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hj5%ubjn)}(h h]h }(hjF%hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj5%ubj\)}(hj_h]hstruct}(hjT%hhhNhNubah}(h]h ]jhah"]h$]h&]uh1j[hj5%ubjn)}(h h]h }(hja%hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj5%ubh)}(hhh]j)}(h wmi_bufferh]h wmi_buffer}(hjr%hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjo%ubah}(h]h ]h"]h$]h&] refdomainhreftypejW reftargetjt%modnameN classnameNj[ j^ )}ja ]jq$c.wmidev_invoke_procedureasbuh1hhj5%ubjn)}(h h]h }(hj%hhhNhNubah}(h]h ]jzah"]h$]h&]uh1jmhj5%ubj)}(hjh]h*}(hj%hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj5%ubj)}(hinh]hin}(hj%hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj5%ubeh}(h]h ]h"]h$]h&]noemphhhuh1j hj/$ubeh}(h]h ]h"]h$]h&]hhuh1j hj#hhhj$hMubeh}(h]h ]h"]h$]h&]hhjuh1jUjjhj#hhhj$hMubah}(h]j#ah ](jjeh"]h$]h&]jj)jhuh1jOhj$hMhj#hhubj)}(hhh]h)}(h/Invoke a WMI method that does not return valuesh]h/Invoke a WMI method that does not return values}(hj%hhhNhNubah}(h]h ]h"]h$]h&]uh1hhZ/var/lib/git/docbuild/linux/Documentation/driver-api/wmi:22: ./drivers/platform/wmi/core.chMhj%hhubah}(h]h ]h"]h$]h&]uh1jhj#hhhj$hMubeh}(h]h ](hfunctioneh"]h$]h&]jhjj%jj%jjjuh1jJhhhhhNhNubj)}(hX**Parameters** ``struct wmi_device *wdev`` A wmi bus device from a driver ``u8 instance`` Instance index ``u32 method_id`` Method ID to call ``const struct wmi_buffer *in`` Mandatory WMI buffer containing input for the method call **Description** Invoke a WMI method that does not return any values. 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