Re: Synaptics touchpad not working after suspend, psmouse.synaptics_intertouch

[Aditya Garg <gargaditya08@live.com>]

> 
> To test it, I first removed the kernel command line option `psmouse.synaptics_intertouch=1`.
> 
> The issue still occurs with the unpatched kernel `linux-lts-6.12.27-1` from the Arch Linux repositories [1].
> 
> After building and installing the package [1] with your patch applied, the touchpad works reliably — even without the `psmouse.synaptics_intertouch=1` option.
>> —>8—
>> 
>> From ace747d33f1b9d329309c277879fa8a632606c93 Mon Sep 17 00:00:00 2001
>> From: Aditya Garg<gargaditya08@live.com>
>> Date: Sun, 4 May 2025 11:46:44 +0530
>> Subject: [PATCH] Update synaptics.c
>> 
>> ---
>>  drivers/input/mouse/synaptics.c | 1 +
>>  1 file changed, 1 insertion(+)
>> 
>> diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
>> index 309c360aab5597..24db13ceae3ba2 100644
>> --- a/drivers/input/mouse/synaptics.c
>> +++ b/drivers/input/mouse/synaptics.c
>> @@ -195,6 +195,7 @@ static const char * const smbus_pnp_ids[] = {
>>   "SYN3221", /* HP 15-ay000 */
>>   "SYN323d", /* HP Spectre X360 13-w013dx */
>>   "SYN3257", /* HP Envy 13-ad105ng */
>> + "SYN1221",
>>   NULL
>>  };
>>  #endif
>> 
>> --------
>> 
>> You can also download the patch from:https://github.com/AdityaGarg8/linux/commit/ace747d33f1b9d329309c277879fa8a632606c93.patch
>> 
>> 
>> Also, please share you laptops model (Eg: HP Envy 13-ad105ng)
> 
> TUXEDO InfinityBook Pro 14 v5 / Barebone N14xCU
> 
> 
> This is my first time testing and reporting a kernel patch, so the process is new and quite interesting to me. Let me know if I can help with further testing or provide additional infos.
> 
>> And if you want to be credited for your report, please share your full legal name and email.
> Feel free to credit the report as follows:
> Name: Matthias Eilert
> Email: kernel.hias@eilert.tech

Thanks for testing, I’ll submit the patch soon.