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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-11 15:22:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-11 15:22:55 -0800
commit748e566b7e24541e05e3e70be311887a1262f2a1 (patch)
tree41cc3a9aa04918cc17efa575baf6dbf87f40ddba /Documentation/ABI/testing/sysfs-bus-usb
parent5f1141eb352ea79d849920039503e40dd623fffa (diff)
parentacf509ae28301d78b022c534c26b1e4765c18f2b (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (122 commits) USB: mos7840: add device IDs for B&B electronics devices USB: ftdi_sio: add USB device ID's for B&B Electronics line USB: musb: musb_host: fix sparse warning USB: musb: musb_gadget: fix sparse warning USB: musb: omap2430: fix sparse warning USB: core: message: fix sparse warning USB: core: hub: fix sparse warning USB: core: fix sparse warning for static function USB: Added USB_ETH_RNDIS to use instead of CONFIG_USB_ETH_RNDIS USB: Check bandwidth when switching alt settings. USB: Refactor code to find alternate interface settings. USB: xhci: Fix command completion after a drop endpoint. USB: xhci: Make reverting an alt setting "unfailable". USB: usbtmc: Use usb_clear_halt() instead of custom code. USB: xhci: Add correct email and files to MAINTAINERS entry. USB: ehci-omap.c: introduce missing kfree USB: xhci-mem.c: introduce missing kfree USB: add remove_id sysfs attr for usb drivers USB: g_multi kconfig: fix depends and help text USB: option: add pid for ZTE ...
Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-usb')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-usb13
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-usb b/Documentation/ABI/testing/sysfs-bus-usb
index 7772928ee48f..deb6b489e4e5 100644
--- a/Documentation/ABI/testing/sysfs-bus-usb
+++ b/Documentation/ABI/testing/sysfs-bus-usb
@@ -144,3 +144,16 @@ Description:
Write a 1 to force the device to disconnect
(equivalent to unplugging a wired USB device).
+
+What: /sys/bus/usb/drivers/.../remove_id
+Date: November 2009
+Contact: CHENG Renquan <rqcheng@smu.edu.sg>
+Description:
+ Writing a device ID to this file will remove an ID
+ that was dynamically added via the new_id sysfs entry.
+ The format for the device ID is:
+ idVendor idProduct. After successfully
+ removing an ID, the driver will no longer support the
+ device. This is useful to ensure auto probing won't
+ match the driver to the device. For example:
+ # echo "046d c315" > /sys/bus/usb/drivers/foo/remove_id