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authorBjørn Mork <bjorn@mork.no>2012-05-13 12:34:59 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-05-14 18:30:40 +0200
commite6bbcef0211ed75db1ca3017551a584aed4e00be (patch)
tree67143d849f6338e2398fad06b2ca9a97534608da /Documentation
parentFunctionFS: enable multiple functions (diff)
downloadlinux-e6bbcef0211ed75db1ca3017551a584aed4e00be.tar.xz
linux-e6bbcef0211ed75db1ca3017551a584aed4e00be.zip
USB: let both new_id and remove_id show dynamic id list
This enables the current list of dynamic IDs to be read out through either new_id or remove_id. Signed-off-by: Bjørn Mork <bjorn@mork.no> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-usb15
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-usb b/Documentation/ABI/testing/sysfs-bus-usb
index 7c22a532fdfb..6ae9fec8e07d 100644
--- a/Documentation/ABI/testing/sysfs-bus-usb
+++ b/Documentation/ABI/testing/sysfs-bus-usb
@@ -135,6 +135,17 @@ Description:
for the device and attempt to bind to it. For example:
# echo "8086 10f5" > /sys/bus/usb/drivers/foo/new_id
+ Reading from this file will list all dynamically added
+ device IDs in the same format, with one entry per
+ line. For example:
+ # cat /sys/bus/usb/drivers/foo/new_id
+ 8086 10f5
+ dead beef 06
+ f00d cafe
+
+ The list will be truncated at PAGE_SIZE bytes due to
+ sysfs restrictions.
+
What: /sys/bus/usb-serial/drivers/.../new_id
Date: October 2011
Contact: linux-usb@vger.kernel.org
@@ -157,6 +168,10 @@ Description:
match the driver to the device. For example:
# echo "046d c315" > /sys/bus/usb/drivers/foo/remove_id
+ Reading from this file will list the dynamically added
+ device IDs, exactly like reading from the entry
+ "/sys/bus/usb/drivers/.../new_id"
+
What: /sys/bus/usb/device/.../avoid_reset_quirk
Date: December 2009
Contact: Oliver Neukum <oliver@neukum.org>