qcacld-3.0: Register fw down callback with QDF

Register fw down callback with QDF such that new UMAC
components can check if FW is down or not.

Change-Id: I86346db08ced59bb5f77c640eb7f9257cc0bb42c
CRs-Fixed: 2203498

Kbuild

@@ -835,9 +835,9 @@ QDF_OBJS := 	$(QDF_LINUX_OBJ_DIR)/qdf_defer.o \
 		$(QDF_LINUX_OBJ_DIR)/qdf_crypto.o \
 		$(QDF_LINUX_OBJ_DIR)/qdf_trace.o \
 		$(QDF_OBJ_DIR)/qdf_parse.o \
+		$(QDF_OBJ_DIR)/qdf_platform.o \
 		$(QDF_OBJ_DIR)/qdf_str.o \
 		$(QDF_OBJ_DIR)/qdf_types.o \
-		$(QDF_OBJ_DIR)/qdf_util.o
 
 ifeq ($(CONFIG_WLAN_DEBUGFS), y)
 QDF_OBJS += $(QDF_LINUX_OBJ_DIR)/qdf_debugfs.o

core/cds/src/cds_api.c

@@ -69,6 +69,7 @@
 #include "qdf_cpuhp.h"
 #include "target_type.h"
 #include "wlan_ocb_ucfg_api.h"
+#include "qdf_platform.h"
 
 /* Preprocessor Definitions and Constants */