summaryrefslogtreecommitdiff
path: root/Documentation/ABI
diff options
context:
space:
mode:
authorMike Marshall <hubcap@omnibond.com>2016-03-14 15:39:42 -0400
committerMike Marshall <hubcap@omnibond.com>2016-03-14 15:39:42 -0400
commitab6652524aaf834d5dcdb46dd7695813b8d63da5 (patch)
treebb3876a9b61254be902416f7dbf578deb28e9f22 /Documentation/ABI
parentacfcbaf1925f2dc5c46c61de69d756dec92a2ff8 (diff)
parentb562e44f507e863c6792946e4e1b1449fbbac85d (diff)
Orangefs: merge to v4.5
Merge tag 'v4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into current Linux 4.5
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/configfs-iio21
-rw-r--r--Documentation/ABI/testing/configfs-rdma_cm22
-rw-r--r--Documentation/ABI/testing/configfs-usb-gadget-sourcesink2
-rw-r--r--Documentation/ABI/testing/configfs-usb-gadget-tcm6
-rw-r--r--Documentation/ABI/testing/sysfs-bus-iio-ina2xx-adc24
-rw-r--r--Documentation/ABI/testing/sysfs-bus-usb27
-rw-r--r--Documentation/ABI/testing/sysfs-class-infiniband16
-rw-r--r--Documentation/ABI/testing/sysfs-class-net-cdc_ncm19
-rw-r--r--Documentation/ABI/testing/sysfs-class-net-mesh4
-rw-r--r--Documentation/ABI/testing/sysfs-class-net-qmi23
-rw-r--r--Documentation/ABI/testing/sysfs-class-watchdog51
-rw-r--r--Documentation/ABI/testing/sysfs-fs-f2fs6
-rw-r--r--Documentation/ABI/testing/sysfs-kernel-livepatch6
-rw-r--r--Documentation/ABI/testing/sysfs-ptp2
14 files changed, 218 insertions, 11 deletions
diff --git a/Documentation/ABI/testing/configfs-iio b/Documentation/ABI/testing/configfs-iio
new file mode 100644
index 000000000000..2483756fccf5
--- /dev/null
+++ b/Documentation/ABI/testing/configfs-iio
@@ -0,0 +1,21 @@
+What: /config/iio
+Date: October 2015
+KernelVersion: 4.4
+Contact: linux-iio@vger.kernel.org
+Description:
+ This represents Industrial IO configuration entry point
+ directory. It contains sub-groups corresponding to IIO
+ objects.
+
+What: /config/iio/triggers
+Date: October 2015
+KernelVersion: 4.4
+Description:
+ Industrial IO software triggers directory.
+
+What: /config/iio/triggers/hrtimers
+Date: October 2015
+KernelVersion: 4.4
+Description:
+ High resolution timers directory. Creating a directory here
+ will result in creating a hrtimer trigger in the IIO subsystem.
diff --git a/Documentation/ABI/testing/configfs-rdma_cm b/Documentation/ABI/testing/configfs-rdma_cm
new file mode 100644
index 000000000000..5c389aaf5291
--- /dev/null
+++ b/Documentation/ABI/testing/configfs-rdma_cm
@@ -0,0 +1,22 @@
+What: /config/rdma_cm
+Date: November 29, 2015
+KernelVersion: 4.4.0
+Description: Interface is used to configure RDMA-cable HCAs in respect to
+ RDMA-CM attributes.
+
+ Attributes are visible only when configfs is mounted. To mount
+ configfs in /config directory use:
+ # mount -t configfs none /config/
+
+ In order to set parameters related to a specific HCA, a directory
+ for this HCA has to be created:
+ mkdir -p /config/rdma_cm/<hca>
+
+
+What: /config/rdma_cm/<hca>/ports/<port-num>/default_roce_mode
+Date: November 29, 2015
+KernelVersion: 4.4.0
+Description: RDMA-CM based connections from HCA <hca> at port <port-num>
+ will be initiated with this RoCE type as default.
+ The possible RoCE types are either "IB/RoCE v1" or "RoCE v2".
+ This parameter has RW access.
diff --git a/Documentation/ABI/testing/configfs-usb-gadget-sourcesink b/Documentation/ABI/testing/configfs-usb-gadget-sourcesink
index bc7ff731aa0c..f56335af2d88 100644
--- a/Documentation/ABI/testing/configfs-usb-gadget-sourcesink
+++ b/Documentation/ABI/testing/configfs-usb-gadget-sourcesink
@@ -10,3 +10,5 @@ Description:
isoc_mult - 0..2 (hs/ss only)
isoc_maxburst - 0..15 (ss only)
buflen - buffer length
+ bulk_qlen - depth of queue for bulk
+ iso_qlen - depth of queue for iso
diff --git a/Documentation/ABI/testing/configfs-usb-gadget-tcm b/Documentation/ABI/testing/configfs-usb-gadget-tcm
new file mode 100644
index 000000000000..a29ed2dd6173
--- /dev/null
+++ b/Documentation/ABI/testing/configfs-usb-gadget-tcm
@@ -0,0 +1,6 @@
+What: /config/usb-gadget/gadget/functions/tcm.name
+Date: Dec 2015
+KernelVersion: 4.5
+Description:
+ There are no attributes because all the configuration
+ is performed in the "target" subsystem of configfs.
diff --git a/Documentation/ABI/testing/sysfs-bus-iio-ina2xx-adc b/Documentation/ABI/testing/sysfs-bus-iio-ina2xx-adc
new file mode 100644
index 000000000000..8916f7ec6507
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-bus-iio-ina2xx-adc
@@ -0,0 +1,24 @@
+What: /sys/bus/iio/devices/iio:deviceX/in_allow_async_readout
+Date: December 2015
+KernelVersion: 4.4
+Contact: linux-iio@vger.kernel.org
+Description:
+ By default (value '0'), the capture thread checks for the Conversion
+ Ready Flag to being set prior to committing a new value to the sample
+ buffer. This synchronizes the in-chip conversion rate with the
+ in-driver readout rate at the cost of an additional register read.
+
+ Writing '1' will remove the polling for the Conversion Ready Flags to
+ save the additional i2c transaction, which will improve the bandwidth
+ available for reading data. However, samples can be occasionally skipped
+ or repeated, depending on the beat between the capture and conversion
+ rates.
+
+What: /sys/bus/iio/devices/iio:deviceX/in_shunt_resistor
+Date: December 2015
+KernelVersion: 4.4
+Contact: linux-iio@vger.kernel.org
+Description:
+ The value of the shunt resistor may be known only at runtime fom an
+ eeprom content read by a client application. This attribute allows to
+ set its value in ohms.
diff --git a/Documentation/ABI/testing/sysfs-bus-usb b/Documentation/ABI/testing/sysfs-bus-usb
index 3a4abfc44f5e..0bd731cbb50c 100644
--- a/Documentation/ABI/testing/sysfs-bus-usb
+++ b/Documentation/ABI/testing/sysfs-bus-usb
@@ -134,19 +134,21 @@ Description:
enabled for the device. Developer can write y/Y/1 or n/N/0 to
the file to enable/disable the feature.
-What: /sys/bus/usb/devices/.../power/usb3_hardware_lpm
-Date: June 2015
+What: /sys/bus/usb/devices/.../power/usb3_hardware_lpm_u1
+ /sys/bus/usb/devices/.../power/usb3_hardware_lpm_u2
+Date: November 2015
Contact: Kevin Strasser <kevin.strasser@linux.intel.com>
+ Lu Baolu <baolu.lu@linux.intel.com>
Description:
If CONFIG_PM is set and a USB 3.0 lpm-capable device is plugged
in to a xHCI host which supports link PM, it will check if U1
and U2 exit latencies have been set in the BOS descriptor; if
- the check is is passed and the host supports USB3 hardware LPM,
+ the check is passed and the host supports USB3 hardware LPM,
USB3 hardware LPM will be enabled for the device and the USB
- device directory will contain a file named
- power/usb3_hardware_lpm. The file holds a string value (enable
- or disable) indicating whether or not USB3 hardware LPM is
- enabled for the device.
+ device directory will contain two files named
+ power/usb3_hardware_lpm_u1 and power/usb3_hardware_lpm_u2. These
+ files hold a string value (enable or disable) indicating whether
+ or not USB3 hardware LPM U1 or U2 is enabled for the device.
What: /sys/bus/usb/devices/.../removable
Date: February 2012
@@ -187,6 +189,17 @@ Description:
The file will read "hotplug", "wired" and "not used" if the
information is available, and "unknown" otherwise.
+What: /sys/bus/usb/devices/.../(hub interface)/portX/usb3_lpm_permit
+Date: November 2015
+Contact: Lu Baolu <baolu.lu@linux.intel.com>
+Description:
+ Some USB3.0 devices are not friendly to USB3 LPM. usb3_lpm_permit
+ attribute allows enabling/disabling usb3 lpm of a port. It takes
+ effect both before and after a usb device is enumerated. Supported
+ values are "0" if both u1 and u2 are NOT permitted, "u1" if only u1
+ is permitted, "u2" if only u2 is permitted, "u1_u2" if both u1 and
+ u2 are permitted.
+
What: /sys/bus/usb/devices/.../power/usb2_lpm_l1_timeout
Date: May 2013
Contact: Mathias Nyman <mathias.nyman@linux.intel.com>
diff --git a/Documentation/ABI/testing/sysfs-class-infiniband b/Documentation/ABI/testing/sysfs-class-infiniband
new file mode 100644
index 000000000000..a86abe66a316
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-infiniband
@@ -0,0 +1,16 @@
+What: /sys/class/infiniband/<hca>/ports/<port-number>/gid_attrs/ndevs/<gid-index>
+Date: November 29, 2015
+KernelVersion: 4.4.0
+Contact: linux-rdma@vger.kernel.org
+Description: The net-device's name associated with the GID resides
+ at index <gid-index>.
+
+What: /sys/class/infiniband/<hca>/ports/<port-number>/gid_attrs/types/<gid-index>
+Date: November 29, 2015
+KernelVersion: 4.4.0
+Contact: linux-rdma@vger.kernel.org
+Description: The RoCE type of the associated GID resides at index <gid-index>.
+ This could either be "IB/RoCE v1" for IB and RoCE v1 based GODs
+ or "RoCE v2" for RoCE v2 based GIDs.
+
+
diff --git a/Documentation/ABI/testing/sysfs-class-net-cdc_ncm b/Documentation/ABI/testing/sysfs-class-net-cdc_ncm
index 5cedf72df358..f7be0e88b139 100644
--- a/Documentation/ABI/testing/sysfs-class-net-cdc_ncm
+++ b/Documentation/ABI/testing/sysfs-class-net-cdc_ncm
@@ -19,6 +19,25 @@ Description:
Set to 0 to pad all frames. Set greater than tx_max to
disable all padding.
+What: /sys/class/net/<iface>/cdc_ncm/ndp_to_end
+Date: Dec 2015
+KernelVersion: 4.5
+Contact: Bjørn Mork <bjorn@mork.no>
+Description:
+ Boolean attribute showing the status of the "NDP to
+ end" quirk. Defaults to 'N', except for devices
+ already known to need it enabled.
+
+ The "NDP to end" quirk makes the driver place the NDP
+ (the packet index table) after the payload. The NCM
+ specification does not mandate this, but some devices
+ are known to be more restrictive. Write 'Y' to this
+ attribute for temporary testing of a suspect device
+ failing to work with the default driver settings.
+
+ A device entry should be added to the driver if this
+ quirk is found to be required.
+
What: /sys/class/net/<iface>/cdc_ncm/rx_max
Date: May 2014
KernelVersion: 3.16
diff --git a/Documentation/ABI/testing/sysfs-class-net-mesh b/Documentation/ABI/testing/sysfs-class-net-mesh
index c46406296631..c2b956d44a95 100644
--- a/Documentation/ABI/testing/sysfs-class-net-mesh
+++ b/Documentation/ABI/testing/sysfs-class-net-mesh
@@ -8,7 +8,7 @@ Description:
What: /sys/class/net/<mesh_iface>/mesh/<vlan_subdir>/ap_isolation
Date: May 2011
-Contact: Antonio Quartulli <antonio@meshcoding.com>
+Contact: Antonio Quartulli <a@unstable.cc>
Description:
Indicates whether the data traffic going from a
wireless client to another wireless client will be
@@ -70,7 +70,7 @@ Description:
What: /sys/class/net/<mesh_iface>/mesh/isolation_mark
Date: Nov 2013
-Contact: Antonio Quartulli <antonio@meshcoding.com>
+Contact: Antonio Quartulli <a@unstable.cc>
Description:
Defines the isolation mark (and its bitmask) which
is used to classify clients as "isolated" by the
diff --git a/Documentation/ABI/testing/sysfs-class-net-qmi b/Documentation/ABI/testing/sysfs-class-net-qmi
new file mode 100644
index 000000000000..fa5a00bb1143
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-net-qmi
@@ -0,0 +1,23 @@
+What: /sys/class/net/<iface>/qmi/raw_ip
+Date: Dec 2015
+KernelVersion: 4.4
+Contact: Bjørn Mork <bjorn@mork.no>
+Description:
+ Boolean. Default: 'N'
+
+ Set this to 'Y' to change the network device link
+ framing from '802.3' to 'raw-ip'.
+
+ The netdev will change to reflect the link framing
+ mode. The netdev is an ordinary ethernet device in
+ '802.3' mode, and the driver expects to exchange
+ frames with an ethernet header over the USB link. The
+ netdev is a headerless p-t-p device in 'raw-ip' mode,
+ and the driver expects to echange IPv4 or IPv6 packets
+ without any L2 header over the USB link.
+
+ Userspace is in full control of firmware configuration
+ through the delegation of the QMI protocol. Userspace
+ is responsible for coordination of driver and firmware
+ link framing mode, changing this setting to 'Y' if the
+ firmware is configured for 'raw-ip' mode.
diff --git a/Documentation/ABI/testing/sysfs-class-watchdog b/Documentation/ABI/testing/sysfs-class-watchdog
new file mode 100644
index 000000000000..736046b33040
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-watchdog
@@ -0,0 +1,51 @@
+What: /sys/class/watchdog/watchdogn/bootstatus
+Date: August 2015
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read only file. It contains status of the watchdog
+ device at boot. It is equivalent to WDIOC_GETBOOTSTATUS of
+ ioctl interface.
+
+What: /sys/class/watchdog/watchdogn/identity
+Date: August 2015
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read only file. It contains identity string of
+ watchdog device.
+
+What: /sys/class/watchdog/watchdogn/nowayout
+Date: August 2015
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read only file. While reading, it gives '1' if that
+ device supports nowayout feature else, it gives '0'.
+
+What: /sys/class/watchdog/watchdogn/state
+Date: August 2015
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read only file. It gives active/inactive status of
+ watchdog device.
+
+What: /sys/class/watchdog/watchdogn/status
+Date: August 2015
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read only file. It contains watchdog device's
+ internal status bits. It is equivalent to WDIOC_GETSTATUS
+ of ioctl interface.
+
+What: /sys/class/watchdog/watchdogn/timeleft
+Date: August 2015
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read only file. It contains value of time left for
+ reset generation. It is equivalent to WDIOC_GETTIMELEFT of
+ ioctl interface.
+
+What: /sys/class/watchdog/watchdogn/timeout
+Date: August 2015
+Contact: Wim Van Sebroeck <wim@iguana.be>
+Description:
+ It is a read only file. It is read to know about current
+ value of timeout programmed.
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs
index 0345f2d1c727..e5200f354abf 100644
--- a/Documentation/ABI/testing/sysfs-fs-f2fs
+++ b/Documentation/ABI/testing/sysfs-fs-f2fs
@@ -87,6 +87,12 @@ Contact: "Jaegeuk Kim" <jaegeuk@kernel.org>
Description:
Controls the checkpoint timing.
+What: /sys/fs/f2fs/<disk>/idle_interval
+Date: January 2016
+Contact: "Jaegeuk Kim" <jaegeuk@kernel.org>
+Description:
+ Controls the idle timing.
+
What: /sys/fs/f2fs/<disk>/ra_nid_pages
Date: October 2015
Contact: "Chao Yu" <chao2.yu@samsung.com>
diff --git a/Documentation/ABI/testing/sysfs-kernel-livepatch b/Documentation/ABI/testing/sysfs-kernel-livepatch
index 5bf42a840b22..da87f43aec58 100644
--- a/Documentation/ABI/testing/sysfs-kernel-livepatch
+++ b/Documentation/ABI/testing/sysfs-kernel-livepatch
@@ -33,7 +33,7 @@ Description:
The object directory contains subdirectories for each function
that is patched within the object.
-What: /sys/kernel/livepatch/<patch>/<object>/<function>
+What: /sys/kernel/livepatch/<patch>/<object>/<function,sympos>
Date: Nov 2014
KernelVersion: 3.19.0
Contact: live-patching@vger.kernel.org
@@ -41,4 +41,8 @@ Description:
The function directory contains attributes regarding the
properties and state of the patched function.
+ The directory name contains the patched function name and a
+ sympos number corresponding to the nth occurrence of the symbol
+ name in kallsyms for the patched object.
+
There are currently no such attributes.
diff --git a/Documentation/ABI/testing/sysfs-ptp b/Documentation/ABI/testing/sysfs-ptp
index 44806a678f12..a17f817a9309 100644
--- a/Documentation/ABI/testing/sysfs-ptp
+++ b/Documentation/ABI/testing/sysfs-ptp
@@ -74,7 +74,7 @@ Description:
assignment may be changed by two writing numbers into
the file.
-What: /sys/class/ptp/ptpN/pps_avaiable
+What: /sys/class/ptp/ptpN/pps_available
Date: September 2010
Contact: Richard Cochran <richardcochran@gmail.com>
Description: