--- zzzz-none-000/linux-3.10.107/arch/powerpc/platforms/powernv/powernv.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/powerpc/platforms/powernv/powernv.h	2021-02-04 17:41:59.000000000 +0000
@@ -7,6 +7,8 @@
 static inline void pnv_smp_init(void) { }
 #endif
 
+struct pci_dev;
+
 #ifdef CONFIG_PCI
 extern void pnv_pci_init(void);
 extern void pnv_pci_shutdown(void);
@@ -15,4 +17,13 @@
 static inline void pnv_pci_shutdown(void) { }
 #endif
 
+extern u32 pnv_get_supported_cpuidle_states(void);
+
+extern void pnv_lpc_init(void);
+
+extern void opal_handle_events(uint64_t events);
+extern void opal_event_shutdown(void);
+
+bool cpu_core_split_required(void);
+
 #endif /* _POWERNV_H */