I just got a Dell Inspiron 15R, installed precise and updated. The current kernel is 3.2.0-24-generic-pae. The problem still exists, and was frustrating me. I fixed it (hopefully) by following the instructions on this thread to add the ALPS awareness in the psmouse driver:
I just got a Dell Inspiron 15R, installed precise and updated. The current kernel is 3.2.0-24- generic- pae. The problem still exists, and was frustrating me. I fixed it (hopefully) by following the instructions on this thread to add the ALPS awareness in the psmouse driver:
http:// askubuntu. com/questions/ 104431/ how-do- i-enable- multi-touch- on-a-dell- inspiron- n5110-with- an-alps- touchpad
and then tuning the delay using sudo syndaemon -i 2 -k -t -R
It appears to be working much cleaner. It's a tricky problem, and one that many people will like different solutions.