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2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a

 kernel/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7
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+What:           /sys/bus/event_source/devices/hv_24x7/format
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+Date:           September 2020
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+Contact:        Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
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+Description:    Read-only. Attribute group to describe the magic bits
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+                that go into perf_event_attr.config for a particular pmu.
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+                (See ABI/testing/sysfs-bus-event_source-devices-format).
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+
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+                Each attribute under this group defines a bit range of the
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+                perf_event_attr.config. All supported attributes are listed
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+                below::
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+
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+				chip = "config:16-31"
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+				core  = "config:16-31"
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+				domain = "config:0-3"
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+				lpar = "config:0-15"
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+				offset = "config:32-63"
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+				vcpu = "config:16-31"
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+
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+                For example::
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+
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+		  PM_PB_CYC =  "domain=1,offset=0x80,chip=?,lpar=0x0"
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+
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+		In this event, '?' after chip specifies that
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+		this value will be provided by user while running this event.
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+
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 What:		/sys/bus/event_source/devices/hv_24x7/interface/catalog
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 Date:		February 2014
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 Contact:	Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
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 		Exposes the "version" field of the 24x7 catalog. This is also
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 		extractable from the provided binary "catalog" sysfs entry.
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+What:		/sys/devices/hv_24x7/interface/sockets
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+Date:		May 2020
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+Contact:	Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
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+Description:	read only
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+		This sysfs interface exposes the number of sockets present in the
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+		system.
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+
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+What:		/sys/devices/hv_24x7/interface/chipspersocket
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+Date:		May 2020
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+Contact:	Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
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+Description:	read only
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+		This sysfs interface exposes the number of chips per socket
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+		present in the system.
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+
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+What:		/sys/devices/hv_24x7/interface/coresperchip
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+Date:		May 2020
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+Contact:	Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
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+Description:	read only
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+		This sysfs interface exposes the number of cores per chip
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+		present in the system.
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+
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+What:		/sys/devices/hv_24x7/cpumask
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+Date:		July 2020
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+Contact:	Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
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+Description:	read only
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+		This sysfs file exposes the cpumask which is designated to make
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+		HCALLs to retrieve hv-24x7 pmu event counter data.
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+
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 What:		/sys/bus/event_source/devices/hv_24x7/event_descs/<event-name>
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 Date:		February 2014
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 Contact:	Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>