]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
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>
Wed, 22 Feb 2023 11:47:18 +0000 (12:47 +0100)
commitcf31e274729dbced4649e1ed4dda41d50650d4ff
treef58176961210f01585f662259bbc851c09094e7a
parent6f69307f625904feed189008381fd83bd1a35b63
usb: core: add quirk for Alcor Link AK9563 smartcard reader

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