Comment 23 for bug 1678477

Revision history for this message
Kai-Heng Feng (kaihengfeng) wrote :

Try these two:
http://people.canonical.com/~khfeng/lp1678477-dealyinit/
http://people.canonical.com/~khfeng/lp1678477-devicequalifier/

Basically, the one that worked has three quirks applied:

diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 3116edfcdc18..ff3c70fd919e 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -214,6 +214,10 @@ static const struct usb_device_id usb_quirk_list[] = {
        { USB_DEVICE(0x1a0a, 0x0200), .driver_info =
                        USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },

+ /* Corsair Strafe RGB */
+ { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT |
+ USB_QUIRK_NO_LPM | USB_QUIRK_DEVICE_QUALIFIER },
+
        /* Acer C120 LED Projector */
        { USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },

If the kernels I built do not work, you need to find out what combination of quirks that can make it work.