linux-kernel - Re: regression 3.5->3.6: usb keyboard not working anymore

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Date:	Thu, 30 Aug 2012 15:07:26 +0200
From:	Andres Freund <andres@...razel.de>
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	Bernhard Seibold <mail@...nhard-seibold.de>,
	Jiri Kosina <jkosina@...e.cz>
Subject: Re: regression 3.5->3.6: usb keyboard not working anymore

Hi,

On Thursday, August 30, 2012 02:34:25 PM Andres Freund wrote:
> With a quick grep I just discovered that a new driver for this (or
> similar?) keyboards has been added. I have *not* compiled this in though:
> +# CONFIG_HID_LENOVO_TPKBD is not set
> 
> Is the new, unconditional, entry in the hid_have_special_driver struct the
> problem?
> diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
> index 8e3a6b2..f695680 100644
> --- a/drivers/hid/hid-core.c
> +++ b/drivers/hid/hid-core.c
> @@ -1544,6 +1544,7 @@ static const struct hid_device_id
> hid_have_special_driver[] = {
>     { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
>     { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC,
> USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
>     { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 )
> }, +   { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD)
> }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER)
> }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER)
> }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2)
> },
> 
> Other entries seem to be protected via things like:
> #if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
> 
> I have somewhat obsoleted my original line of thought in this email, but
> hell. Will try this and send a patch if it works.
Works.

Could somebody integrate the attached patch?

Greetings,

Andres

View attachment "0001-HID-Continue-to-work-if-the-new-Lenovo-Keyboard-driv.patch" of type "text/x-patch" (1572 bytes)