Hi Wladimir, On Tue, Dec 01, 2015 at 09:59:28PM +0200, Wladimir Mutel wrote: > Dear Dmitry & linux-input members, > > some new Asus (and probably non-Asus) laptops are shipped with a new > kind of Elantech (not sure if only Elantech) touchpads which are not > adequately handled by Linux kernel module (psmouse). First problem > is that these touchpads are dying off (losing their sensitivity and > response) when the system is put into pm-suspend and then waken up. > Another problem is that on reload (modprobe -r ... && modprobe ...) > of psmouse module they are dying off too, in 'dmesg' coming with > some weird-numbered indexes (like, input5 on initial load and > input292 on reload of psmouse). > > There are some bugs reported in Ubuntu Launchpad on this topic > (https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1519034 is my > own, also > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1490130 , > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1506363 , > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1504445 and > some others). > Also there is a proposed patch at > https://marc.info/?l=linux-input&m=144312209020616 > and one more report at > http://www.spinics.net/lists/linux-input/msg41634.html > > For me, these problems look related. I have Asus X302LA on which I > am testing Ubuntu Xenial and whose touchpad exhibits this problem. > If you need I could provide my assistance in testing psmouse module > on this hardware. Thank you in advance for your response. Does the noselftest patch help on your box (you'd have to adjust i8042_dmi_noselftest_table with the DMI data for your laptop)? Thanks. -- Dmitry -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
