staging: fsl-mc: move couple of definitions to public header

Define dev_is_fsl_mc() and the bus type definition (fsl_mc_bus_type)
are used externally so move them to the public header.
Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/fsl-mc/include/mc-bus.h

@@ -20,13 +20,6 @@
  */
 #define FSL_MC_IRQ_POOL_MAX_TOTAL_IRQS	256
 
-#ifdef CONFIG_FSL_MC_BUS
-#define dev_is_fsl_mc(_dev) ((_dev)->bus == &fsl_mc_bus_type)
-#else
-/* If fsl-mc bus is not present device cannot belong to fsl-mc bus */
-#define dev_is_fsl_mc(_dev) (0)
-#endif
-
 /**
  * struct fsl_mc_resource_pool - Pool of MC resources of a given
  * type
@@ -81,6 +74,4 @@ void fsl_mc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev);
 
 bool fsl_mc_is_root_dprc(struct device *dev);
 
-extern struct bus_type fsl_mc_bus_type;
-
 #endif /* _FSL_MC_MCBUS_H_ */

drivers/staging/fsl-mc/include/mc.h

@@ -201,6 +201,13 @@ struct fsl_mc_device {
 #define to_fsl_mc_device(_dev) \
 	container_of(_dev, struct fsl_mc_device, dev)
 
+#ifdef CONFIG_FSL_MC_BUS
+#define dev_is_fsl_mc(_dev) ((_dev)->bus == &fsl_mc_bus_type)
+#else
+/* If fsl-mc bus is not present device cannot belong to fsl-mc bus */
+#define dev_is_fsl_mc(_dev) (0)
+#endif
+
 /*
  * module_fsl_mc_driver() - Helper macro for drivers that don't do
  * anything special in module init/exit.  This eliminates a lot of
@@ -244,4 +251,6 @@ int __must_check fsl_mc_allocate_irqs(struct fsl_mc_device *mc_dev);
 
 void fsl_mc_free_irqs(struct fsl_mc_device *mc_dev);
 
+extern struct bus_type fsl_mc_bus_type;
+
 #endif /* _FSL_MC_H_ */