arch/powerpc/platforms/powernv/powernv.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _POWERNV_H
   3 #define _POWERNV_H
   4
   5 /*
   6  * There's various hacks scattered throughout the generic powerpc arch code
   7  * that needs to call into powernv platform stuff. The prototypes for those
   8  * functions are in asm/powernv.h
   9  */
  10 #include <asm/powernv.h>
  11
  12 #ifdef CONFIG_SMP
  13 extern void pnv_smp_init(void);
  14 #else
  15 static inline void pnv_smp_init(void) { }
  16 #endif
  17
  18 extern void pnv_platform_error_reboot(struct pt_regs *regs, const char *msg) __noreturn;
  19
  20 struct pci_dev;
  21
  22 #ifdef CONFIG_PCI
  23 extern void pnv_pci_init(void);
  24 extern void pnv_pci_shutdown(void);
  25 #else
  26 static inline void pnv_pci_init(void) { }
  27 static inline void pnv_pci_shutdown(void) { }
  28 #endif
  29
  30 extern u32 pnv_get_supported_cpuidle_states(void);
  31
  32 extern void pnv_lpc_init(void);
  33
  34 extern void opal_handle_events(void);
  35 extern bool opal_have_pending_events(void);
  36 extern void opal_event_shutdown(void);
  37
  38 bool cpu_core_split_required(void);
  39
  40 struct memcons;
  41 ssize_t memcons_copy(struct memcons *mc, char *to, loff_t pos, size_t count);
  42 u32 __init memcons_get_size(struct memcons *mc);
  43 struct memcons *__init memcons_init(struct device_node *node, const char *mc_prop_name);
  44
  45 void pnv_rng_init(void);
  46
  47 #endif /* _POWERNV_H */