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USB: NO_LPM quirk Lenovo USB-C to Ethernet Adapher(RTL8153-04)
author
Jimmy Wang
<wangjm221@gmail.com>
Tue, 14 Dec 2021 01:26:50 +0000
(09:26 +0800)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Wed, 22 Dec 2021 08:32:46 +0000
(09:32 +0100)
commit
0ad3bd562bb91853b9f42bda145b5db6255aee90
upstream.
This device doesn't work well with LPM, losing connectivity intermittently.
Disable LPM to resolve the issue.
Reviewed-by: <markpearson@lenovo.com>
Signed-off-by: Jimmy Wang <wangjm221@gmail.com>
Cc: stable <stable@vger.kernel.org>
Link:
https://lore.kernel.org/r/20211214012652.4898-1-wangjm221@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/core/quirks.c
patch
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blob
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diff --git
a/drivers/usb/core/quirks.c
b/drivers/usb/core/quirks.c
index
019351c
..
d3c14b5
100644
(file)
--- a/
drivers/usb/core/quirks.c
+++ b/
drivers/usb/core/quirks.c
@@
-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 },