1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _POWERNV_H 3*4882a593Smuzhiyun #define _POWERNV_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun /* 6*4882a593Smuzhiyun * There's various hacks scattered throughout the generic powerpc arch code 7*4882a593Smuzhiyun * that needs to call into powernv platform stuff. The prototypes for those 8*4882a593Smuzhiyun * functions are in asm/powernv.h 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun #include <asm/powernv.h> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #ifdef CONFIG_SMP 13*4882a593Smuzhiyun extern void pnv_smp_init(void); 14*4882a593Smuzhiyun #else pnv_smp_init(void)15*4882a593Smuzhiyunstatic inline void pnv_smp_init(void) { } 16*4882a593Smuzhiyun #endif 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun extern void pnv_platform_error_reboot(struct pt_regs *regs, const char *msg) __noreturn; 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun struct pci_dev; 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun #ifdef CONFIG_PCI 23*4882a593Smuzhiyun extern void pnv_pci_init(void); 24*4882a593Smuzhiyun extern void pnv_pci_shutdown(void); 25*4882a593Smuzhiyun #else pnv_pci_init(void)26*4882a593Smuzhiyunstatic inline void pnv_pci_init(void) { } pnv_pci_shutdown(void)27*4882a593Smuzhiyunstatic inline void pnv_pci_shutdown(void) { } 28*4882a593Smuzhiyun #endif 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun extern u32 pnv_get_supported_cpuidle_states(void); 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun extern void pnv_lpc_init(void); 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun extern void opal_handle_events(void); 35*4882a593Smuzhiyun extern bool opal_have_pending_events(void); 36*4882a593Smuzhiyun extern void opal_event_shutdown(void); 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun bool cpu_core_split_required(void); 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun struct memcons; 41*4882a593Smuzhiyun ssize_t memcons_copy(struct memcons *mc, char *to, loff_t pos, size_t count); 42*4882a593Smuzhiyun u32 memcons_get_size(struct memcons *mc); 43*4882a593Smuzhiyun struct memcons *memcons_init(struct device_node *node, const char *mc_prop_name); 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun void pnv_rng_init(void); 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun #endif /* _POWERNV_H */ 48