Re: [PATCH] usb: core: add quirk for Alcor Link AK9563 smartcard reader

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Thanks Greg

On Wed, Feb 8, 2023, at 10:03 AM, Greg KH wrote:
> On Wed, Feb 08, 2023 at 09:46:48AM -0500, Mark Pearson wrote:
> > 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>
> 
> No blank lines needed between tested-by and cc: stable.
Ack

> 
> > ---
> >  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 },
> 
> Please follow the instructions in the comment right above this structure
> definition for where to put the entry in the list.

Ah - my bad. Will fix.

Mark



[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux