[src/trunk]: src/sys/dev/pckbc only power down on suspend, not standby (suges...

[chuck <chuck%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a3c71e210efb
branches:  trunk
changeset: 533827:a3c71e210efb
user:      chuck <chuck%NetBSD.org@localhost>
date:      Wed Jul 10 02:05:25 2002 +0000

description:
only power down on suspend, not standby (sugested by thorpej).
fixes problem noted at bottom of PR#17537.

diffstat:

 sys/dev/pckbc/pms.c |  18 ++++++++++++------
 1 files changed, 12 insertions(+), 6 deletions(-)

diffs (58 lines):

diff -r fcc51812a2cc -r a3c71e210efb sys/dev/pckbc/pms.c
--- a/sys/dev/pckbc/pms.c       Wed Jul 10 01:55:43 2002 +0000
+++ b/sys/dev/pckbc/pms.c       Wed Jul 10 02:05:25 2002 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: pms.c,v 1.7 2002/07/08 07:43:31 martin Exp $ */
+/* $NetBSD: pms.c,v 1.8 2002/07/10 02:05:25 chuck Exp $ */
 
 /*-
  * Copyright (c) 1994 Charles M. Hannum.
@@ -24,7 +24,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pms.c,v 1.7 2002/07/08 07:43:31 martin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pms.c,v 1.8 2002/07/10 02:05:25 chuck Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -75,6 +75,7 @@
        int sc_enabled;         /* input enabled? */
 #ifndef PMS_DISABLE_POWERHOOK
        void *sc_powerhook;     /* cookie from power hook */
+       int sc_suspended;       /* suspended? */
 #endif /* !PMS_DISABLE_POWERHOOK */
        int inputstate;         /* number of bytes received for this packet */
        u_int buttons;          /* mouse button status */
@@ -245,6 +246,7 @@
 
 #ifndef PMS_DISABLE_POWERHOOK
        sc->sc_powerhook = powerhook_establish(pms_power, sc);
+       sc->sc_suspended = 0;
 #endif /* !PMS_DISABLE_POWERHOOK */
 }
 
@@ -353,15 +355,19 @@
        struct pms_softc *sc = v;
 
        switch (why) {
+       case PWR_STANDBY:
+               break;
        case PWR_SUSPEND:
-       case PWR_STANDBY:
-               if (sc->sc_enabled)
+               if (sc->sc_enabled) {
                        do_disable(sc);
+                       sc->sc_suspended = 1;
+               }
                break;
        case PWR_RESUME:
-               if (sc->sc_enabled) {
+               if (sc->sc_enabled && sc->sc_suspended) {
                        sc->protocol = PMS_UNKNOWN;     /* recheck protocol & init mouse */
-                       do_enable(sc);
+                       sc->sc_suspended = 0;
+                       do_enable(sc); /* only if we were suspended */
                }
        case PWR_SOFTSUSPEND:
        case PWR_SOFTSTANDBY: