]> www.infradead.org Git - users/jedix/linux-maple.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>
Tue, 14 Feb 2023 18:11:52 +0000 (19:11 +0100)
commitdb9c4a94b6291dc166e77e56951b9e7256ecc0e9
treeae7eb28da69f52b0c8dfdc97abbcb13a0c0296c7
parent51aa10112b12ff353b18d8bfc6e1eaff68142c81
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