usb: core: add quirk for Alcor Link AK9563 smartcard reader
authorMark Pearson <mpearson-lenovo@squebb.ca>
Wed, 8 Feb 2023 18:12:23 +0000 (13:12 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 14 Feb 2023 18:18:03 +0000 (19:18 +0100)
commit 303e724d7b1e1a0a93daf0b1ab5f7c4f53543b34 upstream.

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@mirexoft.com>
Tested-by: Dennis Wassenberg <dennis.wassenberg@secunet.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dennis Wassenberg <dennis.wassenberg@secunet.com>
Signed-off-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Link: https://lore.kernel.org/r/20230208181223.1092654-1-mpearson-lenovo@squebb.ca
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/core/quirks.c

index 079e183cf3bffba822c3ed0dba58ce05d3ca617a..934b3d997702e6ea8f3f2332a879a18f2ef4dc0a 100644 (file)
@@ -526,6 +526,9 @@ static const struct usb_device_id usb_quirk_list[] = {
        /* DJI CineSSD */
        { USB_DEVICE(0x2ca3, 0x0031), .driver_info = USB_QUIRK_NO_LPM },
 
+       /* Alcor Link AK9563 SC Reader used in 2022 Lenovo ThinkPads */
+       { USB_DEVICE(0x2ce3, 0x9563), .driver_info = USB_QUIRK_NO_LPM },
+
        /* DELL USB GEN2 */
        { USB_DEVICE(0x413c, 0xb062), .driver_info = USB_QUIRK_NO_LPM | USB_QUIRK_RESET_RESUME },