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USB: NO_LPM quirk Lenovo USB-C to Ethernet Adapher(RTL8153-04)

PATCH New Jimmy Wang 1 participant 1 message Dec 14, 2021 USB

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Jimmy Wang

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PATCH 1/1 USB: NO_LPM quirk Lenovo USB-C to Ethernet Adapher(RTL8153-04)

This device doesn't work well with LPM, losing connectivity intermittently. Disable LPM to resolve the issue.

Reviewed-by <[email protected]>
Signed-off-by Jimmy Wang <[email protected]>
---
 drivers/usb/core/quirks.c | 3 +++
 1 file changed, 3 insertions(+)
drivers/usb/core/quirks.c +3 -0
index 019351c0b52c..d3c14b5ed4a1 100644
@@ -434,6 +434,9 @@ static const struct usb_device_id usb_quirk_list[] = {
 	{ USB_DEVICE(0x1532, 0x0116), .driver_info =
 			USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
 
+	/* Lenovo USB-C to Ethernet Adapter RTL8153-04 */
+	{ USB_DEVICE(0x17ef, 0x720c), .driver_info = USB_QUIRK_NO_LPM },
+
 	/* Lenovo Powered USB-C Travel Hub (4X90S92381, RTL8153 GigE) */
 	{ USB_DEVICE(0x17ef, 0x721e), .driver_info = USB_QUIRK_NO_LPM },
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