Messages in this thread |  | | From | Benjamin Tissoires <> | Date | Mon, 8 Feb 2021 09:06:48 +0100 | Subject | Re: [PATCH] Input: elantech - add LEN2146 to SMBus blacklist for ThinkPad L13 Gen2 |
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Hi Nikolai,
On Mon, Feb 8, 2021 at 9:01 AM Nikolai Kostrigin <nickel@altlinux.org> wrote: > > ThinkPad L13 Gen2 has both touchpad and trackpoint. > PNP: LEN2146 PNP0f13 > With the default protocol (elantech-smbus) trackpoint is not operating, > while touchpad does. Changing to elantech renders both operational. > > Signed-off-by: Nikolai Kostrigin <nickel@altlinux.org>
Instead of downgrading the capabilities of the touchpad, couldn't we fix the trackpoint issues?
I am surprised elantech doesn't work with the trackpoint, because I am pretty sure I wrote patches in that regard. Which kernel version have you been testing?
Cheers, Benjamin
> --- > drivers/input/mouse/elantech.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c > index 90f8765f9efc..c4c3fa5828d8 100644 > --- a/drivers/input/mouse/elantech.c > +++ b/drivers/input/mouse/elantech.c > @@ -1776,6 +1776,7 @@ static const char * const i2c_blacklist_pnp_ids[] = { > * These are known to not be working properly as bits are missing > * in elan_i2c. > */ > + "LEN2146", /* ThinkPad L13 Gen2 */ > NULL > }; > > -- > 2.29.2 >
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