On Thu, May 27, 2010 at 06:53:20PM -0700, Linus Torvalds wrote: > > > On Thu, 20 May 2010, Dmitry Torokhov wrote: > > > > Dmitry Torokhov (17): > > Input: elantech - enforce common prefix on messages > > Input: elantech - relax signature checks > > These two commits (I _think_ - I didn't actually bisect it) seem to result > in a Dell Inspiron bootup message changing from: > > input: ImPS/2 Logitech Wheel Mouse as /devices/platform/i8042/serio1/input/input5 > > to > > elantech: assuming hardware version 2, firmware version 4.3.1 > elantech: Synaptics capabilities query result 0x08, 0x18, 0x0c. > input: ETPS/2 Elantech Touchpad as /devices/platform/i8042/serio1/input/input5 > > and the end result is a total disaster. In the words of my daughter, whose > laptop this is: > > Subject: Computer=awful > > I am not able to click by tapping, I actually have to press down.. It's > really frustrating and I want it fixed. > > and having tested it, I have to agree. It's beyond awful. It's absolutely > disgusting, and the touchpad went from "quite usable" (with tapping, > double-tapping, scroll-wheel on the right side etc) to "totally unusable". > The buttons you have to press (since tapping doesn't work) are on the > touch-pad itself, and it's basically a total pain. > > The scroll-wheel emulation still seems to work, but tapping has gone away. > I'm reading the docs, and they say that you can do magic things with the > raw registers, but if I'm looking at the register contents they seem to > say that tapping _is_ enabled. It just doesn't work. > > So it would seem that the "non-native" PS/2 emulation of that thing is way > better than the native driver, and we should _not_ try to treat it as a > touchpad. We're better off leaving it in ImPS/2 mode. > *sigh* I do hope we will sort it out because there is a demand to make it use Synaptics driver so it is configurable. Any chance I could persuade you to stick "options psmouse proto=imps" in your daughter's laptop for the time being? If we can't make it work reasonably in the next 2-3 rcs we'll revert autodetection to what it was before. Is it Mini 10 BTW? 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
