€•òŒsphinx.addnodes”Œdocument”“”)”}”(Œ rawsource”Œ”Œchildren”]”(Œ translations”Œ LanguagesNode”“”)”}”(hhh]”(hŒ pending_xref”“”)”}”(hhh]”Œdocutils.nodes”ŒText”“”ŒChinese (Simplified)”…””}”(hhŒparent”hubaŒ attributes”}”(Œids”]”Œclasses”]”Œnames”]”Œdupnames”]”Œbackrefs”]”Œ refdomain”Œstd”Œreftype”Œdoc”Œ reftarget”Œ,/translations/zh_CN/admin-guide/video-output”Œmodname”NŒ classname”NŒ refexplicit”ˆuŒtagname”hhh ubh)”}”(hhh]”hŒChinese (Traditional)”…””}”(hhhh2ubah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/zh_TW/admin-guide/video-output”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒItalian”…””}”(hhhhFubah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/it_IT/admin-guide/video-output”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒJapanese”…””}”(hhhhZubah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/ja_JP/admin-guide/video-output”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒKorean”…””}”(hhhhnubah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/ko_KR/admin-guide/video-output”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒSpanish”…””}”(hhhh‚ubah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ,/translations/sp_SP/admin-guide/video-output”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubeh}”(h]”h ]”h"]”h$]”h&]”Œcurrent_language”ŒEnglish”uh1h hhŒ _document”hŒsource”NŒline”NubhŒsection”“”)”}”(hhh]”(hŒtitle”“”)”}”(hŒVideo Output Switcher Control”h]”hŒVideo Output Switcher Control”…””}”(hhªhh¨hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hh£hžhhŸŒF/var/lib/git/docbuild/linux/Documentation/admin-guide/video-output.rst”h KubhŒ paragraph”“”)”}”(hŒ2006 luming.yu@intel.com”h]”(hŒ2006 ”…””}”(hŒ2006 ”hh¹hžhhŸNh NubhŒ reference”“”)”}”(hŒluming.yu@intel.com”h]”hŒluming.yu@intel.com”…””}”(hhhhÄhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”Œrefuri”Œmailto:luming.yu@intel.com”uh1hÂhh¹ubeh}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khh£hžhubh¸)”}”(hX}The output sysfs class driver provides an abstract video output layer that can be used to hook platform specific methods to enable/disable video output device through common sysfs interface. For example, on my IBM ThinkPad T42 laptop, The ACPI video driver registered its output devices and read/write method for 'state' with output sysfs class. The user interface under sysfs is::”h]”hX€The output sysfs class driver provides an abstract video output layer that can be used to hook platform specific methods to enable/disable video output device through common sysfs interface. For example, on my IBM ThinkPad T42 laptop, The ACPI video driver registered its output devices and read/write method for ‘state’ with output sysfs class. The user interface under sysfs is:”…””}”(hX|The output sysfs class driver provides an abstract video output layer that can be used to hook platform specific methods to enable/disable video output device through common sysfs interface. For example, on my IBM ThinkPad T42 laptop, The ACPI video driver registered its output devices and read/write method for 'state' with output sysfs class. The user interface under sysfs is:”hhÚhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khh£hžhubhŒ literal_block”“”)”}”(hXklinux:/sys/class/video_output # tree . . |-- CRT0 | |-- device -> ../../../devices/pci0000:00/0000:00:01.0 | |-- state | |-- subsystem -> ../../../class/video_output | `-- uevent |-- DVI0 | |-- device -> ../../../devices/pci0000:00/0000:00:01.0 | |-- state | |-- subsystem -> ../../../class/video_output | `-- uevent |-- LCD0 | |-- device -> ../../../devices/pci0000:00/0000:00:01.0 | |-- state | |-- subsystem -> ../../../class/video_output | `-- uevent `-- TV0 |-- device -> ../../../devices/pci0000:00/0000:00:01.0 |-- state |-- subsystem -> ../../../class/video_output `-- uevent”h]”hXklinux:/sys/class/video_output # tree . . |-- CRT0 | |-- device -> ../../../devices/pci0000:00/0000:00:01.0 | |-- state | |-- subsystem -> ../../../class/video_output | `-- uevent |-- DVI0 | |-- device -> ../../../devices/pci0000:00/0000:00:01.0 | |-- state | |-- subsystem -> ../../../class/video_output | `-- uevent |-- LCD0 | |-- device -> ../../../devices/pci0000:00/0000:00:01.0 | |-- state | |-- subsystem -> ../../../class/video_output | `-- uevent `-- TV0 |-- device -> ../../../devices/pci0000:00/0000:00:01.0 |-- state |-- subsystem -> ../../../class/video_output `-- uevent”…””}”(hhhhëubah}”(h]”h ]”h"]”h$]”h&]”Œ xml:space”Œpreserve”uh1héhŸh¶h K hh£hžhubeh}”(h]”Œvideo-output-switcher-control”ah ]”h"]”Œvideo output switcher control”ah$]”h&]”uh1h¡hhhžhhŸh¶h Kubeh}”(h]”h ]”h"]”h$]”h&]”Œsource”h¶uh1hŒcurrent_source”NŒ current_line”NŒsettings”Œdocutils.frontend”ŒValues”“”)”}”(h¦NŒ generator”NŒ datestamp”NŒ source_link”NŒ source_url”NŒ toc_backlinks”Œentry”Œfootnote_backlinks”KŒ sectnum_xform”KŒstrip_comments”NŒstrip_elements_with_classes”NŒ strip_classes”NŒ report_level”KŒ halt_level”KŒexit_status_level”KŒdebug”NŒwarning_stream”NŒ traceback”ˆŒinput_encoding”Œ utf-8-sig”Œinput_encoding_error_handler”Œstrict”Œoutput_encoding”Œutf-8”Œoutput_encoding_error_handler”j&Œerror_encoding”ŒUTF-8”Œerror_encoding_error_handler”Œbackslashreplace”Œ language_code”Œen”Œrecord_dependencies”NŒconfig”NŒ id_prefix”hŒauto_id_prefix”Œid”Œ dump_settings”NŒdump_internals”NŒdump_transforms”NŒdump_pseudo_xml”NŒexpose_internals”NŒstrict_visitor”NŒ_disable_config”NŒ_source”h¶Œ _destination”NŒ _config_files”]”Œ7/var/lib/git/docbuild/linux/Documentation/docutils.conf”aŒpep_references”NŒ pep_base_url”Œhttps://peps.python.org/”Œpep_file_url_template”Œpep-%04d”Œrfc_references”NŒ rfc_base_url”Œ&https://datatracker.ietf.org/doc/html/”Œ tab_width”KŒtrim_footnote_reference_space”‰Œfile_insertion_enabled”ˆŒ raw_enabled”KŒline_length_limit”M'Œsyntax_highlight”Œlong”Œ smart_quotes”ˆŒsmartquotes_locales”]”Œcharacter_level_inline_markup”‰Œdoctitle_xform”‰Œ docinfo_xform”KŒsectsubtitle_xform”‰Œ image_loading”Œlink”Œembed_stylesheet”‰Œcloak_email_addresses”ˆŒsection_self_link”‰Œ embed_images”‰Œenv”NubŒreporter”NŒindirect_targets”]”Œsubstitution_defs”}”Œsubstitution_names”}”Œrefnames”}”Œrefids”}”Œnameids”}”jhýsŒ nametypes”}”jNsh}”hýh£sŒ footnote_refs”}”Œ citation_refs”}”Œ autofootnotes”]”Œautofootnote_refs”]”Œsymbol_footnotes”]”Œsymbol_footnote_refs”]”Œ footnotes”]”Œ citations”]”Œautofootnote_start”KŒsymbol_footnote_start”KŒ id_counter”Œ collections”ŒCounter”“”}”…”R”Œparse_messages”]”Œtransform_messages”]”Œ transformer”NŒ include_log”]”Œ decoration”Nhžhub.