linux-kernel - Re: [PATCH 2/2] Input: synaptics - remove X240 from the topbuttonpad list

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Date:   Mon, 20 May 2019 22:08:50 -0700
From:   Dmitry Torokhov <dmitry.torokhov@...il.com>
To:     Aaron Ma <aaron.ma@...onical.com>
Cc:     linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        benjamin.tissoires@...hat.com,
        Christopher Heiny <Cheiny@...aptics.com>,
        Andrew Duggan <aduggan@...aptics.com>,
        Hans de Goede <hdegoede@...hat.com>
Subject: Re: [PATCH 2/2] Input: synaptics - remove X240 from the topbuttonpad
 list

Hi Aaron,

On Sun, May 19, 2019 at 03:27:11PM +0800, Aaron Ma wrote:
> Lenovo ThinkPad X240 does not have the top software button.
> When this wrong ID in top button list, smbus mode will fail to probe,
> so keep it working at PS2 mode.
> 
> Cc: stable@...r.kernel.org
> Signed-off-by: Aaron Ma <aaron.ma@...onical.com>
> ---
>  drivers/input/mouse/synaptics.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
> index b6da0c1267e3..6ae7bc92476b 100644
> --- a/drivers/input/mouse/synaptics.c
> +++ b/drivers/input/mouse/synaptics.c
> @@ -140,7 +140,6 @@ static const char * const topbuttonpad_pnp_ids[] = {
>  	"LEN002E",
>  	"LEN0033", /* Helix */
>  	"LEN0034", /* T431s, L440, L540, T540, W540, X1 Carbon 2nd */
> -	"LEN0035", /* X240 */

According to the history this came from Synaptics through Hans, so I'd
like to make sure there are no several X240 versions floating around...

>  	"LEN0036", /* T440 */
>  	"LEN0037", /* X1 Carbon 2nd */
>  	"LEN0038",
> -- 
> 2.17.1
> 

Thanks.

-- 
Dmitry