This is a note to let you know that I've just added the patch titled usb: quirks: Add delay-init quirk for Corsair K70 LUX RGB to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: usb-quirks-add-delay-init-quirk-for-corsair-k70-lux-rgb.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From a77112577667cbda7c6292c52d909636aef31fd9 Mon Sep 17 00:00:00 2001 From: Emmanuel Pescosta <emmanuelpescosta099@xxxxxxxxx> Date: Fri, 26 Oct 2018 14:48:09 +0200 Subject: usb: quirks: Add delay-init quirk for Corsair K70 LUX RGB From: Emmanuel Pescosta <emmanuelpescosta099@xxxxxxxxx> commit a77112577667cbda7c6292c52d909636aef31fd9 upstream. Following on from this patch: https://lkml.org/lkml/2017/11/3/516, Corsair K70 LUX RGB keyboards also require the DELAY_INIT quirk to start correctly at boot. Dmesg output: usb 1-6: string descriptor 0 read error: -110 usb 1-6: New USB device found, idVendor=1b1c, idProduct=1b33 usb 1-6: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 1-6: can't set config #1, error -110 Signed-off-by: Emmanuel Pescosta <emmanuelpescosta099@xxxxxxxxx> Cc: stable <stable@xxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/usb/core/quirks.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -229,6 +229,9 @@ static const struct usb_device_id usb_qu { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT | USB_QUIRK_DELAY_CTRL_MSG }, + /* Corsair K70 LUX RGB */ + { USB_DEVICE(0x1b1c, 0x1b33), .driver_info = USB_QUIRK_DELAY_INIT }, + /* Corsair K70 LUX */ { USB_DEVICE(0x1b1c, 0x1b36), .driver_info = USB_QUIRK_DELAY_INIT }, Patches currently in stable-queue which might be from emmanuelpescosta099@xxxxxxxxx are queue-3.18/usb-quirks-add-delay-init-quirk-for-corsair-k70-lux-rgb.patch