PERFORCE change 123917 for review

[Rui Paulo]

http://perforce.freebsd.org/chv.cgi?CH=123917

Change 123917 by rpaulo at rpaulo_epsilon on 2007/07/22 17:46:35

	Stop creating a child node in the sysctl hw tree and start using
	the device tree provided by newbus.

Affected files ...

.. //depot/projects/soc2007/rpaulo-macbook/dev/backlight/backlight.c#10 edit

Differences ...

==== //depot/projects/soc2007/rpaulo-macbook/dev/backlight/backlight.c#10 (text+ko) ====

@@ -23,7 +23,7 @@
  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  *
- * $P4: //depot/projects/soc2007/rpaulo-macbook/dev/backlight/backlight.c#9 $
+ * $P4: //depot/projects/soc2007/rpaulo-macbook/dev/backlight/backlight.c#10 $
  *
  */
 
@@ -175,21 +175,14 @@
 	if (error)
 		return (error);
 
-	sysctl_ctx_init(&sc->sc_sysctl_ctx);
-	sc->sc_sysctl_tree = SYSCTL_ADD_NODE(&sc->sc_sysctl_ctx,
-	    SYSCTL_STATIC_CHILDREN(_hw),
-	    OID_AUTO,
-	    device_get_name(dev),
-	    CTLFLAG_RD, 0, "");
-
-	SYSCTL_ADD_PROC(&sc->sc_sysctl_ctx,
-	    SYSCTL_CHILDREN(sc->sc_sysctl_tree),
+	SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
+	    SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 	    OID_AUTO, "enable", CTLTYPE_INT | CTLFLAG_RW,
 	    sc, 0, model->bm_enable, "I",
 	    "Turn the backlight on/off");
 
-	SYSCTL_ADD_PROC(&sc->sc_sysctl_ctx,
-	    SYSCTL_CHILDREN(sc->sc_sysctl_tree),
+	SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
+	    SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
 	    OID_AUTO, "level", CTLTYPE_INT | CTLFLAG_RW,
 	    sc, 0, model->bm_level, "I",
 	    "Brightness level of the backlight");
@@ -200,10 +193,6 @@
 static int
 backlight_detach(device_t dev)
 {
-	struct backlight_softc *sc = device_get_softc(dev);
-
-	sysctl_ctx_free(&sc->sc_sysctl_ctx);
-
 	return (0);
 }