[PATCH] w1_ds2433: Added crc16 protection and read caching.

The changes to ds2433 to add CRC16 protection and read caching.

Signed-off-by: Ben Gardner <bgardner@wabtec.com>
Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/w1/Makefile b/drivers/w1/Makefile
index d894a98..01fb543 100644
--- a/drivers/w1/Makefile
+++ b/drivers/w1/Makefile
@@ -6,6 +6,10 @@
 EXTRA_CFLAGS	+= -DNETLINK_DISABLED
 endif
 
+ifeq ($(CONFIG_W1_DS2433_CRC), y)
+EXTRA_CFLAGS	+= -DCONFIG_W1_F23_CRC
+endif
+
 obj-$(CONFIG_W1)	+= wire.o
 wire-objs		:= w1.o w1_int.o w1_family.o w1_netlink.o w1_io.o
 
@@ -13,7 +17,7 @@
 obj-$(CONFIG_W1_THERM)		+= w1_therm.o
 obj-$(CONFIG_W1_SMEM)		+= w1_smem.o
 
-obj-$(CONFIG_W1_DS9490)		+= ds9490r.o 
+obj-$(CONFIG_W1_DS9490)		+= ds9490r.o
 ds9490r-objs    := dscore.o
 
 obj-$(CONFIG_W1_DS9490_BRIDGE)	+= ds_w1_bridge.o