Challenge getting touchpad to work since src/sys/isa/psm.c 1.71
Alexandre "Sunny" Kovalenko
Alex.Kovalenko at verizon.net
Thu Aug 5 06:56:59 PDT 2004
On Thu, 2004-08-05 at 02:10, Mikko Työläjärvi wrote:
> On Wed, 4 Aug 2004, Alexandre "Sunny" Kovalenko wrote:
>
> > On Wed, 2004-08-04 at 17:00, David Wolfskill wrote:
> >> Sorry about the delay; right around the time of the commit, I was having
> >> some thermal issues with my laptop (a Dell Inspiron 5000e). I believe
> >> those are fixed now -- it's gone through 5 days, each of which has
> >> involved a "buildworld cycle" for each of -STABLE & -CURRENT, without
> >> incident.
> >>
> >> But I'm now having trouble getting a "touchpad tap" to be recognized as
> >> a press/release of a mouse button in -CURRENT; I believe that the recent
> >> commit to src/sys/isa/psm.c 1.71 is involved.
> > Rolling psm.c back to 1.70 restores tapping behavior of the touchpad on
> > my AVERATEC 3150H. Unfortunately with 200+ lines of diff, I could not
> > come up with the better idea at the moment.
> >
> > I can test patches or try out settings if necessary.
>
> Here is what I'm using:
>
> $.02,
> /Mikko
>
> --- psm.c.orig Wed Aug 4 22:34:32 2004
> +++ psm.c Wed Aug 4 22:34:38 2004
> @@ -103,6 +103,13 @@
> #define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */
> #endif
>
> +#ifndef PSM_TAP_TIMEOUT
> +#define PSM_TAP_TIMEOUT 125000
> +#endif
> +#ifndef PSM_TAP_THRESHOLD
> +#define PSM_TAP_THRESHOLD 25
> +#endif
> +
> /* end of driver specific options */
>
> #define PSM_DRIVER_NAME "psm"
> @@ -181,6 +188,8 @@
> struct cdev *bdev;
> int lasterr;
> int cmdcount;
> + struct timeval taptimeout; /* (Synaptics) width of a "tap" pulse */
> + int zmax; /* (Synaptics) pressure measured during tap */
> };
> static devclass_t psm_devclass;
> #define PSM_SOFTC(unit) ((struct psm_softc*)devclass_get_softc(psm_devclass, unit))
> @@ -2531,11 +2540,20 @@
> } else {
> sc->flags |= PSM_FLAGS_FINGERDOWN;
> }
> -
> + sc->zmax = imax(z, sc->zmax);
> sc->xold = x0;
> sc->yold = y0;
> } else {
> sc->flags &= ~PSM_FLAGS_FINGERDOWN;
> + sc->flags &= ~PSM_FLAGS_FINGERDOWN;
> + if (sc->zmax > PSM_TAP_THRESHOLD
> + && timevalcmp(&sc->lastsoftintr, &sc->taptimeout, <=)) {
> + ms.button |= MOUSE_BUTTON1DOWN;
> + }
> + sc->zmax = 0;
> + sc->taptimeout.tv_sec = PSM_TAP_TIMEOUT / 1000000;
> + sc->taptimeout.tv_usec = PSM_TAP_TIMEOUT % 1000000;
> + timevaladd(&sc->taptimeout, &sc->lastsoftintr);
> }
> z = 0;
> break;
I was not able to apply this patch to psm.c 1.71. There is another
patch from Philip Paeps, which applied cleanly, and I am going to test
it shortly.
Thank you.
---
Alexandre "Sunny" Kovalenko.
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