powerpc/perf/hv-24x7: Document sysfs event description entries

Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com>
Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7 b/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7
index 32f3f5f8bba21100d0d59a70da25501bfe62c619..f893337570c1b4921e6931229321348af9d01b52 100644 (file)
--- a/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7
+++ b/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7
@@ -21,3 +21,25 @@ Contact:     Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
 Description:
                Exposes the "version" field of the 24x7 catalog. This is also
                extractable from the provided binary "catalog" sysfs entry.
+
+What:          /sys/bus/event_source/devices/hv_24x7/event_descs/<event-name>
+Date:          February 2014
+Contact:       Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
+Description:
+               Provides the description of a particular event as provided by
+               the firmware. If firmware does not provide a description, no
+               file will be created.
+
+               Note that the event-name lacks the domain suffix appended for
+               events in the events/ dir.
+
+What:          /sys/bus/event_source/devices/hv_24x7/event_long_descs/<event-name>
+Date:          February 2014
+Contact:       Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
+Description:
+               Provides the "long" description of a particular event as
+               provided by the firmware. If firmware does not provide a
+               description, no file will be created.
+
+               Note that the event-name lacks the domain suffix appended for
+               events in the events/ dir.