The Alcor Link AK9563 smartcard reader used on some Lenovo platforms
doesn't work. If LPM is enabled the reader will provide an invalid
usb config descriptor. Added quirk to disable LPM.
Verified fix on Lenovo P16 G1 and T14 G3
Tested-by: Miroslav Zatko <mzatko@xxxxxxxxxxxx>
Tested-by: Dennis Wassenberg <dennis.wassenberg@xxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Dennis Wassenberg <dennis.wassenberg@xxxxxxxxxxx>
Signed-off-by: Mark Pearson <mpearson-lenovo@xxxxxxxxx>
---
Changes in v2: Put entry in correct position in quirks list.
drivers/usb/core/quirks.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 079e183cf3bf..9b1c56646ac5 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -535,6 +535,9 @@ static const struct usb_device_id usb_quirk_list[] = {
/* INTEL VALUE SSD */
{ USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
+ /* Alcor Link AK9563 SC Reader used in 2022 Lenovo ThinkPads */
+ { USB_DEVICE(0x2ce3, 0x9563), .driver_info = USB_QUIRK_NO_LPM },
+
{ } /* terminating entry must be last */
};
--
2.39.1
