PERFORCE change 110611 for review

[Warner Losh]

http://perforce.freebsd.org/chv.cgi?CH=110611

Change 110611 by imp at imp_lighthouse on 2006/11/28 01:57:40

	Add new driver "icee" for reading IIC EEPROM devices.  So far
	just tested for 8-bit devices.  write to follow.

Affected files ...

.. //depot/projects/arm/src/sys/arm/conf/TSC4370#17 edit
.. //depot/projects/arm/src/sys/conf/files#55 edit
.. //depot/projects/arm/src/sys/dev/iicbus/icee.c#1 add
.. //depot/projects/arm/src/sys/dev/iicbus/iic.c#10 edit

Differences ...

==== //depot/projects/arm/src/sys/arm/conf/TSC4370#17 (text+ko) ====

@@ -102,6 +102,7 @@
 # iic
 device		iic
 device		iicbus
+device		icee
 # SPI bus
 device		spibus
 device  	at45d		# at45db642 and maybe others

==== //depot/projects/arm/src/sys/conf/files#55 (text+ko) ====

@@ -666,6 +666,7 @@
 dev/ieee488/upd7210.c		optional pcii | tnt4882
 dev/iicbus/ad7418.c		optional ad7418
 dev/iicbus/ds1672.c		optional ds1672
+dev/iicbus/icee.c		optional icee
 dev/iicbus/if_ic.c		optional ic
 dev/iicbus/iic.c		optional iic
 dev/iicbus/iicbb.c		optional iicbb

==== //depot/projects/arm/src/sys/dev/iicbus/iic.c#10 (text+ko) ====

@@ -249,9 +249,8 @@
 	if (!sc)
 		return (EINVAL);
 
-	if ((error = iicbus_request_bus(device_get_parent(iicdev), iicdev,
-			(flags & O_NONBLOCK) ? IIC_DONTWAIT :
-						(IIC_WAIT | IIC_INTR))))
+	if ((error = iicbus_request_bus(parent, iicdev,
+	    (flags & O_NONBLOCK) ? IIC_DONTWAIT : (IIC_WAIT | IIC_INTR))))
 		return (error);
 
 	switch (cmd) {
@@ -314,7 +313,7 @@
 			if (!(m->flags & IIC_M_RD))
 				copyin(usrbufs[i], m->buf, m->len);
 		}
-		error = iicbus_transfer(parent, (struct iic_msg *)buf, d->nmsgs);
+		error = iicbus_transfer(iicdev, (struct iic_msg *)buf, d->nmsgs);
 		/* Copyout all read segments, free up kernel buffers */
 		for (i = 0; i < d->nmsgs; i++) {
 			m = &((struct iic_msg *)buf)[i];
@@ -328,7 +327,7 @@
 		error = ENOTTY;
 	}
 
-	iicbus_release_bus(device_get_parent(iicdev), iicdev);
+	iicbus_release_bus(parent, iicdev);
 
 	if (buf != NULL)
 		free(buf, M_TEMP);