aboutsummaryrefslogtreecommitdiffstats
path: root/Documentation/ABI/stable/sysfs-driver-usb-usbtmc
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/ABI/stable/sysfs-driver-usb-usbtmc')
-rw-r--r--Documentation/ABI/stable/sysfs-driver-usb-usbtmc62
1 files changed, 62 insertions, 0 deletions
diff --git a/Documentation/ABI/stable/sysfs-driver-usb-usbtmc b/Documentation/ABI/stable/sysfs-driver-usb-usbtmc
new file mode 100644
index 00000000..9a75fb22
--- /dev/null
+++ b/Documentation/ABI/stable/sysfs-driver-usb-usbtmc
@@ -0,0 +1,62 @@
+What: /sys/bus/usb/drivers/usbtmc/devices/*/interface_capabilities
+What: /sys/bus/usb/drivers/usbtmc/devices/*/device_capabilities
+Date: August 2008
+Contact: Greg Kroah-Hartman <gregkh@suse.de>
+Description:
+ These files show the various USB TMC capabilities as described
+ by the device itself. The full description of the bitfields
+ can be found in the USB TMC documents from the USB-IF entitled
+ "Universal Serial Bus Test and Measurement Class Specification
+ (USBTMC) Revision 1.0" section 4.2.1.8.
+
+ The files are read only.
+
+
+What: /sys/bus/usb/drivers/usbtmc/devices/*/usb488_interface_capabilities
+What: /sys/bus/usb/drivers/usbtmc/devices/*/usb488_device_capabilities
+Date: August 2008
+Contact: Greg Kroah-Hartman <gregkh@suse.de>
+Description:
+ These files show the various USB TMC capabilities as described
+ by the device itself. The full description of the bitfields
+ can be found in the USB TMC documents from the USB-IF entitled
+ "Universal Serial Bus Test and Measurement Class, Subclass
+ USB488 Specification (USBTMC-USB488) Revision 1.0" section
+ 4.2.2.
+
+ The files are read only.
+
+
+What: /sys/bus/usb/drivers/usbtmc/devices/*/TermChar
+Date: August 2008
+Contact: Greg Kroah-Hartman <gregkh@suse.de>
+Description:
+ This file is the TermChar value to be sent to the USB TMC
+ device as described by the document, "Universal Serial Bus Test
+ and Measurement Class Specification
+ (USBTMC) Revision 1.0" as published by the USB-IF.
+
+ Note that the TermCharEnabled file determines if this value is
+ sent to the device or not.
+
+
+What: /sys/bus/usb/drivers/usbtmc/devices/*/TermCharEnabled
+Date: August 2008
+Contact: Greg Kroah-Hartman <gregkh@suse.de>
+Description:
+ This file determines if the TermChar is to be sent to the
+ device on every transaction or not. For more details about
+ this, please see the document, "Universal Serial Bus Test and
+ Measurement Class Specification (USBTMC) Revision 1.0" as
+ published by the USB-IF.
+
+
+What: /sys/bus/usb/drivers/usbtmc/devices/*/auto_abort
+Date: August 2008
+Contact: Greg Kroah-Hartman <gregkh@suse.de>
+Description:
+ This file determines if the the transaction of the USB TMC
+ device is to be automatically aborted if there is any error.
+ For more details about this, please see the document,
+ "Universal Serial Bus Test and Measurement Class Specification
+ (USBTMC) Revision 1.0" as published by the USB-IF.