PERFORCE change 124491 for review

[Constantine A. Murenin]

http://perforce.freebsd.org/chv.cgi?CH=124491

Change 124491 by cnst at dale on 2007/08/01 21:41:46

	add lm_isa_detach for upcoming lm(4) module, which
	will allow to test more logic from kern_sensors.c

Affected files ...

.. //depot/projects/soc2007/cnst-sensors/sys.dev.lm/lm78_isa.c#3 edit

Differences ...

==== //depot/projects/soc2007/cnst-sensors/sys.dev.lm/lm78_isa.c#3 (text+ko) ====

@@ -1,4 +1,4 @@
-/*	$P4: //depot/projects/soc2007/cnst-sensors/sys.dev.lm/lm78_isa.c#2 $	*/
+/*	$P4: //depot/projects/soc2007/cnst-sensors/sys.dev.lm/lm78_isa.c#3 $	*/
 /*	$FreeBSD$	*/
 /*	$OpenBSD: lm78_isa.c,v 1.2 2007/07/01 21:48:57 cnst Exp $	*/
 
@@ -62,6 +62,7 @@
 
 static int lm_isa_probe(struct device *);
 static int lm_isa_attach(struct device *);
+static int lm_isa_detach(struct device *);
 u_int8_t lm_isa_readreg(struct lm_softc *, int);
 void lm_isa_writereg(struct lm_softc *, int, int);
 
@@ -69,6 +70,7 @@
 	/* Methods from the device interface */
 	DEVMETHOD(device_probe,         lm_isa_probe),
 	DEVMETHOD(device_attach,        lm_isa_attach),
+	DEVMETHOD(device_detach,        lm_isa_detach),
 
 	/* Terminate method list */
 	{ 0, 0 }
@@ -222,6 +224,20 @@
 	return (0);
 }
 
+int
+lm_isa_detach(struct device *dev)
+{
+	struct lm_isa_softc *sc = device_get_softc(dev);
+	int error;
+
+	/* Bus-independent detachment */
+	error = lm_detach(&sc->sc_lmsc);
+
+	bus_space_unmap(sc->sc_iot, sc->sc_ioh, 8);
+
+	return (error);
+}
+
 u_int8_t
 lm_isa_readreg(struct lm_softc *lmsc, int reg)
 {