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authorLu Baolu <baolu.lu@linux.intel.com>2014-09-19 04:13:50 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-09-24 07:20:59 +0200
commitddbe1fca0bcb87ca8c199ea873a456ca8a948567 (patch)
tree763399fda347f95dff9fa00bc804286599528909 /drivers/usb/core/quirks.c
parentusb3503: clarify what the registers 'PDS' and 'CFG1' really do (diff)
downloadlinux-ddbe1fca0bcb87ca8c199ea873a456ca8a948567.tar.xz
linux-ddbe1fca0bcb87ca8c199ea873a456ca8a948567.zip
USB: Add device quirk for ASUS T100 Base Station keyboard
This full-speed USB device generates spurious remote wakeup event as soon as USB_DEVICE_REMOTE_WAKEUP feature is set. As the result, Linux can't enter system suspend and S0ix power saving modes once this keyboard is used. This patch tries to introduce USB_QUIRK_IGNORE_REMOTE_WAKEUP quirk. With this quirk set, wakeup capability will be ignored during device configure. This patch could be back-ported to kernels as old as 2.6.39. Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> Acked-by: Alan Stern <stern@rowland.harvard.edu> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/core/quirks.c')
-rw-r--r--drivers/usb/core/quirks.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index a342a783d496..5ae883dc21f5 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -163,6 +163,10 @@ static const struct usb_device_id usb_quirk_list[] = {
/* USB3503 */
{ USB_DEVICE(0x0424, 0x3503), .driver_info = USB_QUIRK_RESET_RESUME },
+ /* ASUS Base Station(T100) */
+ { USB_DEVICE(0x0b05, 0x17e0), .driver_info =
+ USB_QUIRK_IGNORE_REMOTE_WAKEUP },
+
{ } /* terminating entry must be last */
};