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Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / Documentation / ABI / testing / sysfs-bus-css
diff --git a/kernel/Documentation/ABI/testing/sysfs-bus-css b/kernel/Documentation/ABI/testing/sysfs-bus-css
new file mode 100644 (file)
index 0000000..2979c40
--- /dev/null
+++ b/kernel/Documentation/ABI/testing/sysfs-bus-css
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+What:          /sys/bus/css/devices/.../type
+Date:          March 2008
+Contact:       Cornelia Huck <cornelia.huck@de.ibm.com>
+               linux-s390@vger.kernel.org
+Description:   Contains the subchannel type, as reported by the hardware.
+               This attribute is present for all subchannel types.
+
+What:          /sys/bus/css/devices/.../modalias
+Date:          March 2008
+Contact:       Cornelia Huck <cornelia.huck@de.ibm.com>
+               linux-s390@vger.kernel.org
+Description:   Contains the module alias as reported with uevents.
+               It is of the format css:t<type> and present for all
+               subchannel types.
+
+What:          /sys/bus/css/drivers/io_subchannel/.../chpids
+Date:          December 2002
+Contact:       Cornelia Huck <cornelia.huck@de.ibm.com>
+               linux-s390@vger.kernel.org
+Description:   Contains the ids of the channel paths used by this
+               subchannel, as reported by the channel subsystem
+               during subchannel recognition.
+               Note: This is an I/O-subchannel specific attribute.
+Users:         s390-tools, HAL
+
+What:          /sys/bus/css/drivers/io_subchannel/.../pimpampom
+Date:          December 2002
+Contact:       Cornelia Huck <cornelia.huck@de.ibm.com>
+               linux-s390@vger.kernel.org
+Description:   Contains the PIM/PAM/POM values, as reported by the
+               channel subsystem when last queried by the common I/O
+               layer (this implies that this attribute is not necessarily
+               in sync with the values current in the channel subsystem).
+               Note: This is an I/O-subchannel specific attribute.
+Users:         s390-tools, HAL