€•‘BŒsphinx.addnodes”Œdocument”“”)”}”(Œ rawsource”Œ”Œchildren”]”(Œ translations”Œ LanguagesNode”“”)”}”(hhh]”(hŒ pending_xref”“”)”}”(hhh]”Œdocutils.nodes”ŒText”“”ŒChinese (Simplified)”…””}”Œparent”hsbaŒ attributes”}”(Œids”]”Œclasses”]”Œnames”]”Œdupnames”]”Œbackrefs”]”Œ refdomain”Œstd”Œreftype”Œdoc”Œ reftarget”Œ$/translations/zh_CN/gpu/xe/xe_device”Œmodname”NŒ classname”NŒ refexplicit”ˆuŒtagname”hhh ubh)”}”(hhh]”hŒChinese (Traditional)”…””}”hh2sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ$/translations/zh_TW/gpu/xe/xe_device”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒItalian”…””}”hhFsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ$/translations/it_IT/gpu/xe/xe_device”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒJapanese”…””}”hhZsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ$/translations/ja_JP/gpu/xe/xe_device”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒKorean”…””}”hhnsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ$/translations/ko_KR/gpu/xe/xe_device”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒPortuguese (Brazilian)”…””}”hh‚sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ$/translations/pt_BR/gpu/xe/xe_device”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒSpanish”…””}”hh–sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ$/translations/sp_SP/gpu/xe/xe_device”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubeh}”(h]”h ]”h"]”h$]”h&]”Œcurrent_language”ŒEnglish”uh1h hhŒ _document”hŒsource”NŒline”NubhŒcomment”“”)”}”(hŒ*SPDX-License-Identifier: (GPL-2.0+ OR MIT)”h]”hŒ*SPDX-License-Identifier: (GPL-2.0+ OR MIT)”…””}”hh·sbah}”(h]”h ]”h"]”h$]”h&]”Œ xml:space”Œpreserve”uh1hµhhh²hh³Œ>/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device.rst”h´KubhŒtarget”“”)”}”(hŒ.. _xe-device-wedging:”h]”h}”(h]”h ]”h"]”h$]”h&]”Œrefid”Œxe-device-wedging”uh1hÈh´Khhh²hh³hÇubhŒsection”“”)”}”(hhh]”(hŒtitle”“”)”}”(hŒXe Device Wedging”h]”hŒXe Device Wedging”…””}”(hhÝh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÛhhØh²hh³hÇh´KubhŒ paragraph”“”)”}”(hXŽXe driver uses drm device wedged uevent as documented in Documentation/gpu/drm-uapi.rst. When device is in wedged state, every IOCTL will be blocked and GT cannot be used. The conditions under which the driver declares the device wedged depend on the wedged mode configuration (see :c:type:`enum xe_wedged_mode `). The default recovery method for a wedged state is rebind/bus-reset.”h]”(hXXe driver uses drm device wedged uevent as documented in Documentation/gpu/drm-uapi.rst. When device is in wedged state, every IOCTL will be blocked and GT cannot be used. The conditions under which the driver declares the device wedged depend on the wedged mode configuration (see ”…””}”(hhíh²hh³Nh´Nubh)”}”(hŒ.:c:type:`enum xe_wedged_mode `”h]”hŒliteral”“”)”}”(hh÷h]”hŒenum xe_wedged_mode”…””}”(hhûh²hh³Nh´Nubah}”(h]”h ]”(Œxref”Œc”Œc-type”eh"]”h$]”h&]”uh1hùhhõubah}”(h]”h ]”h"]”h$]”h&]”Œrefdoc”Œgpu/xe/xe_device”Œ refdomain”jŒreftype”Œtype”Œ refexplicit”ˆŒrefwarn”‰Œ reftarget”Œxe_wedged_mode”uh1hh³Œ^/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:9: ./drivers/gpu/drm/xe/xe_device.c”h´MkhhíubhŒF). The default recovery method for a wedged state is rebind/bus-reset.”…””}”(hhíh²hh³Nh´Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hëh³jh´MkhhØh²hubhì)”}”(hŒ‘Another recovery method is vendor-specific. Below are the cases that send ``WEDGED=vendor-specific`` recovery method in drm device wedged uevent.”h]”(hŒJAnother recovery method is vendor-specific. Below are the cases that send ”…””}”(hj%h²hh³Nh´Nubhú)”}”(hŒ``WEDGED=vendor-specific``”h]”hŒWEDGED=vendor-specific”…””}”(hj-h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hùhj%ubhŒ- recovery method in drm device wedged uevent.”…””}”(hj%h²hh³Nh´Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ^/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:9: ./drivers/gpu/drm/xe/xe_device.c”h´MqhhØh²hubh×)”}”(hhh]”(hÜ)”}”(hŒCase: Firmware Flash”h]”hŒCase: Firmware Flash”…””}”(hjIh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÛhjFh³Nh´Nubh×)”}”(hhh]”(hÜ)”}”(hŒIdentification Hint”h]”hŒIdentification Hint”…””}”(hjZh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÛhjWh³Nh´Nubhì)”}”(hŒÂ``WEDGED=vendor-specific`` drm device wedged uevent with :ref:`Runtime Survivability mode ` is used to notify admin/userspace consumer about the need for a firmware flash.”h]”(hú)”}”(hŒ``WEDGED=vendor-specific``”h]”hŒWEDGED=vendor-specific”…””}”(hjlh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hùhjhubhŒ drm device wedged uevent with ”…””}”(hjhh²hh³Nh´Nubh)”}”(hŒ9:ref:`Runtime Survivability mode `”h]”hŒinline”“”)”}”(hj€h]”hŒRuntime Survivability mode”…””}”(hj„h²hh³Nh´Nubah}”(h]”h ]”(jŒstd”Œstd-ref”eh"]”h$]”h&]”uh1j‚hj~ubah}”(h]”h ]”h"]”h$]”h&]”Œrefdoc”jŒ refdomain”jŽŒreftype”Œref”Œ refexplicit”ˆŒrefwarn”ˆjŒxe-survivability-mode”uh1hh³Œ^/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:9: ./drivers/gpu/drm/xe/xe_device.c”h´MzhjhubhŒP is used to notify admin/userspace consumer about the need for a firmware flash.”…””}”(hjhh²hh³Nh´Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hëh³j h´MzhjWubeh}”(h]”Œidentification-hint”ah ]”h"]”Œidentification hint”ah$]”h&]”uh1hÖhjFubh×)”}”(hhh]”(hÜ)”}”(hŒRecovery Procedure”h]”hŒRecovery Procedure”…””}”(hj¶h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÛhj³h³Nh´Nubhì)”}”(hŒ\Once ``WEDGED=vendor-specific`` drm device wedged uevent is received, follow the below steps”h]”(hŒOnce ”…””}”(hjÄh²hh³Nh´Nubhú)”}”(hŒ``WEDGED=vendor-specific``”h]”hŒWEDGED=vendor-specific”…””}”(hjÌh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hùhjÄubhŒ= drm device wedged uevent is received, follow the below steps”…””}”(hjÄh²hh³Nh´Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ^/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:9: ./drivers/gpu/drm/xe/xe_device.c”h´Mhj³ubhŒ bullet_list”“”)”}”(hhh]”(hŒ list_item”“”)”}”(hŒ˜Check Runtime Survivability mode sysfs. If enabled, firmware flash is required to recover the device. /sys/bus/pci/devices//survivability_mode ”h]”(hì)”}”(hŒeCheck Runtime Survivability mode sysfs. If enabled, firmware flash is required to recover the device.”h]”hŒeCheck Runtime Survivability mode sysfs. If enabled, firmware flash is required to recover the device.”…””}”(hjðh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ^/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:9: ./drivers/gpu/drm/xe/xe_device.c”h´M„hjìubhì)”}”(hŒ0/sys/bus/pci/devices//survivability_mode”h]”hŒ0/sys/bus/pci/devices//survivability_mode”…””}”(hjÿh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ^/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:9: ./drivers/gpu/drm/xe/xe_device.c”h´M‡hjìubeh}”(h]”h ]”h"]”h$]”h&]”uh1jêhjçubjë)”}”(hŒAdmin/userspace consumer can use firmware flashing tools like fwupd to flash firmware and restore device to normal operation. ”h]”hì)”}”(hŒ}Admin/userspace consumer can use firmware flashing tools like fwupd to flash firmware and restore device to normal operation.”h]”hŒ}Admin/userspace consumer can use firmware flashing tools like fwupd to flash firmware and restore device to normal operation.”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ^/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:9: ./drivers/gpu/drm/xe/xe_device.c”h´M‰hjubah}”(h]”h ]”h"]”h$]”h&]”uh1jêhjçubeh}”(h]”h ]”h"]”h$]”h&]”Œbullet”Œ-”uh1jåh³jþh´M„hj³ubeh}”(h]”Œrecovery-procedure”ah ]”h"]”Œrecovery procedure”ah$]”h&]”uh1hÖhjFubeh}”(h]”Œcase-firmware-flash”ah ]”h"]”Œcase: firmware flash”ah$]”h&]”uh1hÖhhØh²hh³Nh´Nubeh}”(h]”(hÕŒid1”eh ]”h"]”(Œxe device wedging”Œxe-device-wedging”eh$]”h&]”uh1hÖhhh²hh³hÇh´KŒexpect_referenced_by_name”}”jKhÊsŒexpect_referenced_by_id”}”hÕhÊsubh×)”}”(hhh]”(hÜ)”}”(hŒGPU Health Indicator”h]”hŒGPU Health Indicator”…””}”(hjUh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÛhjRh²hh³hÇh´Kubhì)”}”(hŒ›On Intel Xe platforms that support the gpu health indicator interface, the driver exposes this sysfs attribute for in-band access to the gpu health state::”h]”hŒšOn Intel Xe platforms that support the gpu health indicator interface, the driver exposes this sysfs attribute for in-band access to the gpu health state:”…””}”(hjch²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´M~hjRh²hubhŒ literal_block”“”)”}”(hŒ(/sys/bus/pci/devices//gpu_health”h]”hŒ(/sys/bus/pci/devices//gpu_health”…””}”hjtsbah}”(h]”h ]”h"]”h$]”h&]”hÅhÆuh1jrh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´M‚hjRh²hubhì)”}”(hŒÚReading the attribute is available to all users and returns a single line containing the current gpu health state, whereas writing is restricted to administrative users and updates the state to one of the valid values.”h]”hŒÚReading the attribute is available to all users and returns a single line containing the current gpu health state, whereas writing is restricted to administrative users and updates the state to one of the valid values.”…””}”(hjƒh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´M„hjRh²hubhì)”}”(hX Management tools and administrators use this interface to query the current gpu health state (e.g. for telemetry/monitoring) and to update it - for example, to mark the gpu as ``warning`` or ``critical`` after diagnostics, or reset it back to ``ok`` once remediated.”h]”(hŒ°Management tools and administrators use this interface to query the current gpu health state (e.g. for telemetry/monitoring) and to update it - for example, to mark the gpu as ”…””}”(hj’h²hh³Nh´Nubhú)”}”(hŒ ``warning``”h]”hŒwarning”…””}”(hjšh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hùhj’ubhŒ or ”…””}”(hj’h²hh³Nh´Nubhú)”}”(hŒ ``critical``”h]”hŒcritical”…””}”(hj¬h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hùhj’ubhŒ( after diagnostics, or reset it back to ”…””}”(hj’h²hh³Nh´Nubhú)”}”(hŒ``ok``”h]”hŒok”…””}”(hj¾h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hùhj’ubhŒ once remediated.”…””}”(hj’h²hh³Nh´Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´M‰hjRh²hubhì)”}”(hŒ.The valid values for the gpu health state are:”h]”hŒ.The valid values for the gpu health state are:”…””}”(hj×h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´MŽhjRh²hubjæ)”}”(hhh]”(jë)”}”(hŒD``ok`` The gpu is healthy and operating within normal parameters. ”h]”hŒdefinition_list”“”)”}”(hhh]”hŒdefinition_list_item”“”)”}”(hŒB``ok`` The gpu is healthy and operating within normal parameters. ”h]”(hŒterm”“”)”}”(hŒ``ok``”h]”hú)”}”(hjüh]”hŒok”…””}”(hjþh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hùhjúubah}”(h]”h ]”h"]”h$]”h&]”uh1jøh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´M‘hjôubhŒ definition”“”)”}”(hhh]”hì)”}”(hŒ:The gpu is healthy and operating within normal parameters.”h]”hŒ:The gpu is healthy and operating within normal parameters.”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³jh´M‘hjubah}”(h]”h ]”h"]”h$]”h&]”uh1jhjôubeh}”(h]”h ]”h"]”h$]”h&]”uh1jòh³jh´M‘hjïubah}”(h]”h ]”h"]”h$]”h&]”uh1jíhjéubah}”(h]”h ]”h"]”h$]”h&]”uh1jêhjæubjë)”}”(hŒL``warning`` The gpu is experiencing minor issues but remains operational. ”h]”jî)”}”(hhh]”jó)”}”(hŒJ``warning`` The gpu is experiencing minor issues but remains operational. ”h]”(jù)”}”(hŒ ``warning``”h]”hú)”}”(hjJh]”hŒwarning”…””}”(hjLh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hùhjHubah}”(h]”h ]”h"]”h$]”h&]”uh1jøh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´M”hjDubj)”}”(hhh]”hì)”}”(hŒ=The gpu is experiencing minor issues but remains operational.”h]”hŒ=The gpu is experiencing minor issues but remains operational.”…””}”(hjch²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³j_h´M”hj`ubah}”(h]”h ]”h"]”h$]”h&]”uh1jhjDubeh}”(h]”h ]”h"]”h$]”h&]”uh1jòh³j_h´M”hjAubah}”(h]”h ]”h"]”h$]”h&]”uh1jíhj=ubah}”(h]”h ]”h"]”h$]”h&]”uh1jêhjæubjë)”}”(hŒJ``critical`` The gpu is in a critical state and may not be operational. ”h]”jî)”}”(hhh]”jó)”}”(hŒH``critical`` The gpu is in a critical state and may not be operational. ”h]”(jù)”}”(hŒ ``critical``”h]”hú)”}”(hj–h]”hŒcritical”…””}”(hj˜h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hùhj”ubah}”(h]”h ]”h"]”h$]”h&]”uh1jøh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´M—hjubj)”}”(hhh]”hì)”}”(hŒ:The gpu is in a critical state and may not be operational.”h]”hŒ:The gpu is in a critical state and may not be operational.”…””}”(hj¯h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³j«h´M—hj¬ubah}”(h]”h ]”h"]”h$]”h&]”uh1jhjubeh}”(h]”h ]”h"]”h$]”h&]”uh1jòh³j«h´M—hjubah}”(h]”h ]”h"]”h$]”h&]”uh1jíhj‰ubah}”(h]”h ]”h"]”h$]”h&]”uh1jêhjæubeh}”(h]”h ]”h"]”h$]”h&]”j3j4uh1jåh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´MhjRh²hubhì)”}”(hŒRSee Documentation/ABI/testing/sysfs-driver-intel-xe-ras for the ABI specification.”h]”hŒRSee Documentation/ABI/testing/sysfs-driver-intel-xe-ras for the ABI specification.”…””}”(hjÜh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hëh³Œ\/var/lib/git/docbuild/linux/Documentation/gpu/xe/xe_device:16: ./drivers/gpu/drm/xe/xe_ras.c”h´M™hjRh²hubeh}”(h]”Œgpu-health-indicator”ah ]”h"]”Œgpu health indicator”ah$]”h&]”uh1hÖhhh²hh³hÇh´Kubeh}”(h]”h ]”h"]”h$]”h&]”Œsource”hÇuh1hŒcurrent_source”NŒ current_line”NŒsettings”Œdocutils.frontend”ŒValues”“”)”}”(hÛNŒ generator”NŒ datestamp”NŒ source_link”NŒ source_url”NŒ toc_backlinks”Œentry”Œfootnote_backlinks”KŒ sectnum_xform”KŒstrip_comments”NŒstrip_elements_with_classes”NŒ strip_classes”NŒ report_level”KŒ halt_level”KŒexit_status_level”KŒdebug”NŒwarning_stream”NŒ traceback”ˆŒinput_encoding”Œ utf-8-sig”Œinput_encoding_error_handler”Œstrict”Œoutput_encoding”Œutf-8”Œoutput_encoding_error_handler”jŒerror_encoding”Œutf-8”Œerror_encoding_error_handler”Œbackslashreplace”Œ 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nametypes”}”(jKˆjJ‰jB‰j°‰j:‰jð‰uh}”(hÕhØjGhØj?jFj­jWj7j³jíjRuŒ footnote_refs”}”Œ citation_refs”}”Œ autofootnotes”]”Œautofootnote_refs”]”Œsymbol_footnotes”]”Œsymbol_footnote_refs”]”Œ footnotes”]”Œ citations”]”Œautofootnote_start”KŒsymbol_footnote_start”KŒ id_counter”Œ collections”ŒCounter”“”}”j$Ks…”R”Œparse_messages”]”Œtransform_messages”]”hŒsystem_message”“”)”}”(hhh]”hì)”}”(hhh]”hŒ7Hyperlink target "xe-device-wedging" is not referenced.”…””}”hj€sbah}”(h]”h ]”h"]”h$]”h&]”uh1hëhj}ubah}”(h]”h ]”h"]”h$]”h&]”Œlevel”KŒtype”ŒINFO”Œsource”hÇŒline”Kuh1j{ubaŒ transformer”NŒ include_log”]”Œ decoration”Nh²hub.