I believe that the 4th gen Macbook Pro has the newer touchpad hardware... bcm5974 driver.
Either way, this is likely a change to synaptics, not to the kernel driver, appletouch.
I believe that the 4th gen Macbook Pro has the newer touchpad hardware... bcm5974 driver.
Either way, this is likely a change to synaptics, not to the kernel driver, appletouch.