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Synaptics touchpads must be reinitialized after suspend/resume.

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This fixes touchpad resume on Asus EeePC among others.

Submitted by:	rpaulo
This commit is contained in:
dumbbell 2008-12-17 10:42:53 +00:00
parent c6b6112234
commit 3d80669356
1 changed files with 9 additions and 1 deletions
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10
sys/dev/atkbdc/psm.c
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@ -3956,6 +3956,9 @@ static void
synaptics_sysctl_create_tree(struct psm_softc *sc)
{
if (sc->syninfo.sysctl_tree != NULL)
return;
/* Attach extra synaptics sysctl nodes under hw.psm.synaptics */
sysctl_ctx_init(&sc->syninfo.sysctl_ctx);
sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx,
@ -4263,7 +4266,6 @@ enable_synaptics(struct psm_softc *sc)
kbdc = sc->kbdc;
VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n"));
disable_aux_dev(kbdc);
sc->hw.buttons = 3;
sc->squelch = 0;
@ -4419,6 +4421,12 @@ enable_synaptics(struct psm_softc *sc)
/* Create sysctl tree. */
synaptics_sysctl_create_tree(sc);
/*
* The touchpad will have to be reinitialized after
* suspend/resume.
*/
sc->config |= PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND;
return (TRUE);
}