diff options
Diffstat (limited to 'arch/powerpc/include')
25 files changed, 137 insertions, 102 deletions
diff --git a/arch/powerpc/include/asm/backlight.h b/arch/powerpc/include/asm/backlight.h index 1b5eab62ed04..061a910d7492 100644 --- a/arch/powerpc/include/asm/backlight.h +++ b/arch/powerpc/include/asm/backlight.h @@ -10,15 +10,14 @@ #define __ASM_POWERPC_BACKLIGHT_H #ifdef __KERNEL__ -#include <linux/fb.h> #include <linux/mutex.h> +struct backlight_device; + /* For locking instructions, see the implementation file */ extern struct backlight_device *pmac_backlight; extern struct mutex pmac_backlight_mutex; -extern int pmac_backlight_curve_lookup(struct fb_info *info, int value); - extern int pmac_has_backlight_type(const char *type); extern void pmac_backlight_key(int direction); diff --git a/arch/powerpc/include/asm/book3s/64/hash.h b/arch/powerpc/include/asm/book3s/64/hash.h index 6e70ae511631..faf3e3b4e4b2 100644 --- a/arch/powerpc/include/asm/book3s/64/hash.h +++ b/arch/powerpc/include/asm/book3s/64/hash.h @@ -269,8 +269,6 @@ int hash__create_section_mapping(unsigned long start, unsigned long end, int nid, pgprot_t prot); int hash__remove_section_mapping(unsigned long start, unsigned long end); -void hash__kernel_map_pages(struct page *page, int numpages, int enable); - #endif /* !__ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_BOOK3S_64_HASH_H */ diff --git a/arch/powerpc/include/asm/book3s/64/pgtable-64k.h b/arch/powerpc/include/asm/book3s/64/pgtable-64k.h index 2fce3498b000..ced7ee8b42fc 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable-64k.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable-64k.h @@ -45,9 +45,9 @@ static inline int hugepd_ok(hugepd_t hpd) /* * This should never get called */ -static inline int get_hugepd_cache_index(int index) +static __always_inline int get_hugepd_cache_index(int index) { - BUG(); + BUILD_BUG(); } #endif /* CONFIG_HUGETLB_PAGE */ diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index 927d585652bc..fac5615e6bc5 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -1027,16 +1027,6 @@ static inline void vmemmap_remove_mapping(unsigned long start, } #endif -#if defined(CONFIG_DEBUG_PAGEALLOC) || defined(CONFIG_KFENCE) -static inline void __kernel_map_pages(struct page *page, int numpages, int enable) -{ - if (radix_enabled()) - radix__kernel_map_pages(page, numpages, enable); - else - hash__kernel_map_pages(page, numpages, enable); -} -#endif - static inline pte_t pmd_pte(pmd_t pmd) { return __pte_raw(pmd_raw(pmd)); @@ -1158,20 +1148,6 @@ pud_hugepage_update(struct mm_struct *mm, unsigned long addr, pud_t *pudp, } /* - * returns true for pmd migration entries, THP, devmap, hugetlb - * But compile time dependent on THP config - */ -static inline int pmd_large(pmd_t pmd) -{ - return !!(pmd_raw(pmd) & cpu_to_be64(_PAGE_PTE)); -} - -static inline int pud_large(pud_t pud) -{ - return !!(pud_raw(pud) & cpu_to_be64(_PAGE_PTE)); -} - -/* * For radix we should always find H_PAGE_HASHPTE zero. Hence * the below will work for radix too */ @@ -1451,18 +1427,16 @@ static inline bool is_pte_rw_upgrade(unsigned long old_val, unsigned long new_va } /* - * Like pmd_huge() and pmd_large(), but works regardless of config options + * Like pmd_huge(), but works regardless of config options */ -#define pmd_is_leaf pmd_is_leaf -#define pmd_leaf pmd_is_leaf -static inline bool pmd_is_leaf(pmd_t pmd) +#define pmd_leaf pmd_leaf +static inline bool pmd_leaf(pmd_t pmd) { return !!(pmd_raw(pmd) & cpu_to_be64(_PAGE_PTE)); } -#define pud_is_leaf pud_is_leaf -#define pud_leaf pud_is_leaf -static inline bool pud_is_leaf(pud_t pud) +#define pud_leaf pud_leaf +static inline bool pud_leaf(pud_t pud) { return !!(pud_raw(pud) & cpu_to_be64(_PAGE_PTE)); } diff --git a/arch/powerpc/include/asm/book3s/64/radix.h b/arch/powerpc/include/asm/book3s/64/radix.h index 357e23a403d3..8f55ff74bb68 100644 --- a/arch/powerpc/include/asm/book3s/64/radix.h +++ b/arch/powerpc/include/asm/book3s/64/radix.h @@ -362,8 +362,6 @@ int radix__create_section_mapping(unsigned long start, unsigned long end, int radix__remove_section_mapping(unsigned long start, unsigned long end); #endif /* CONFIG_MEMORY_HOTPLUG */ -void radix__kernel_map_pages(struct page *page, int numpages, int enable); - #ifdef CONFIG_ARCH_WANT_OPTIMIZE_DAX_VMEMMAP #define vmemmap_can_optimize vmemmap_can_optimize bool vmemmap_can_optimize(struct vmem_altmap *altmap, struct dev_pagemap *pgmap); diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h index 8765d5158324..07a204d21034 100644 --- a/arch/powerpc/include/asm/cputable.h +++ b/arch/powerpc/include/asm/cputable.h @@ -454,6 +454,9 @@ static inline void cpu_feature_keys_init(void) { } CPU_FTR_ARCH_300 | CPU_FTR_ARCH_31 | \ CPU_FTR_DAWR | CPU_FTR_DAWR1 | \ CPU_FTR_DEXCR_NPHIE) + +#define CPU_FTRS_POWER11 CPU_FTRS_POWER10 + #define CPU_FTRS_CELL (CPU_FTR_LWSYNC | \ CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \ @@ -542,19 +545,20 @@ enum { #define CPU_FTRS_DT_CPU_BASE (~0ul) #endif +/* pseries may disable DBELL with ibm,pi-features */ #ifdef CONFIG_CPU_LITTLE_ENDIAN #define CPU_FTRS_ALWAYS \ - (CPU_FTRS_POSSIBLE & ~CPU_FTR_HVMODE & CPU_FTRS_POWER7 & \ - CPU_FTRS_POWER8E & CPU_FTRS_POWER8 & CPU_FTRS_POWER9 & \ - CPU_FTRS_POWER9_DD2_1 & CPU_FTRS_POWER9_DD2_2 & \ + (CPU_FTRS_POSSIBLE & ~CPU_FTR_HVMODE & ~CPU_FTR_DBELL & \ + CPU_FTRS_POWER7 & CPU_FTRS_POWER8E & CPU_FTRS_POWER8 & \ + CPU_FTRS_POWER9 & CPU_FTRS_POWER9_DD2_1 & CPU_FTRS_POWER9_DD2_2 & \ CPU_FTRS_POWER10 & CPU_FTRS_DT_CPU_BASE) #else #define CPU_FTRS_ALWAYS \ (CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & \ CPU_FTRS_POWER6 & CPU_FTRS_POWER7 & CPU_FTRS_CELL & \ CPU_FTRS_PA6T & CPU_FTRS_POWER8 & CPU_FTRS_POWER8E & \ - ~CPU_FTR_HVMODE & CPU_FTRS_POSSIBLE & CPU_FTRS_POWER9 & \ - CPU_FTRS_POWER9_DD2_1 & CPU_FTRS_POWER9_DD2_2 & \ + ~CPU_FTR_HVMODE & ~CPU_FTR_DBELL & CPU_FTRS_POSSIBLE & \ + CPU_FTRS_POWER9 & CPU_FTRS_POWER9_DD2_1 & CPU_FTRS_POWER9_DD2_2 & \ CPU_FTRS_POWER10 & CPU_FTRS_DT_CPU_BASE) #endif /* CONFIG_CPU_LITTLE_ENDIAN */ #endif diff --git a/arch/powerpc/include/asm/ibmebus.h b/arch/powerpc/include/asm/ibmebus.h index 6f33253a364a..46fe406f461c 100644 --- a/arch/powerpc/include/asm/ibmebus.h +++ b/arch/powerpc/include/asm/ibmebus.h @@ -48,7 +48,7 @@ struct platform_driver; -extern struct bus_type ibmebus_bus_type; +extern const struct bus_type ibmebus_bus_type; int ibmebus_register_driver(struct platform_driver *drv); void ibmebus_unregister_driver(struct platform_driver *drv); diff --git a/arch/powerpc/include/asm/interrupt.h b/arch/powerpc/include/asm/interrupt.h index a4196ab1d016..7b610864b364 100644 --- a/arch/powerpc/include/asm/interrupt.h +++ b/arch/powerpc/include/asm/interrupt.h @@ -97,7 +97,7 @@ DECLARE_STATIC_KEY_FALSE(interrupt_exit_not_reentrant); static inline bool is_implicit_soft_masked(struct pt_regs *regs) { - if (regs->msr & MSR_PR) + if (user_mode(regs)) return false; if (regs->nip >= (unsigned long)__end_soft_masked) diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index d31a5ec1550d..1862f94335ee 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -22,6 +22,7 @@ struct pci_host_bridge; struct machdep_calls { const char *name; const char *compatible; + const char * const *compatibles; #ifdef CONFIG_PPC64 #ifdef CONFIG_PM void (*iommu_restore)(void); diff --git a/arch/powerpc/include/asm/macio.h b/arch/powerpc/include/asm/macio.h index 3a07c62973aa..9203ff6acbf6 100644 --- a/arch/powerpc/include/asm/macio.h +++ b/arch/powerpc/include/asm/macio.h @@ -6,7 +6,7 @@ #include <linux/of.h> #include <linux/platform_device.h> -extern struct bus_type macio_bus_type; +extern const struct bus_type macio_bus_type; /* MacIO device driver is defined later */ struct macio_driver; @@ -126,7 +126,7 @@ static inline struct pci_dev *macio_get_pci_dev(struct macio_dev *mdev) struct macio_driver { int (*probe)(struct macio_dev* dev, const struct of_device_id *match); - int (*remove)(struct macio_dev* dev); + void (*remove)(struct macio_dev *dev); int (*suspend)(struct macio_dev* dev, pm_message_t state); int (*resume)(struct macio_dev* dev); diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h index d8b7e246a32f..3b72c7ed24cf 100644 --- a/arch/powerpc/include/asm/mmu.h +++ b/arch/powerpc/include/asm/mmu.h @@ -133,6 +133,7 @@ #define MMU_FTRS_POWER8 MMU_FTRS_POWER6 #define MMU_FTRS_POWER9 MMU_FTRS_POWER6 #define MMU_FTRS_POWER10 MMU_FTRS_POWER6 +#define MMU_FTRS_POWER11 MMU_FTRS_POWER6 #define MMU_FTRS_CELL MMU_FTRS_DEFAULT_HPTE_ARCH_V2 | \ MMU_FTR_CI_LARGE_PAGE #define MMU_FTRS_PA6T MMU_FTRS_DEFAULT_HPTE_ARCH_V2 | \ @@ -330,17 +331,10 @@ static __always_inline bool early_radix_enabled(void) return early_mmu_has_feature(MMU_FTR_TYPE_RADIX); } -#ifdef CONFIG_STRICT_KERNEL_RWX static inline bool strict_kernel_rwx_enabled(void) { - return rodata_enabled; + return IS_ENABLED(CONFIG_STRICT_KERNEL_RWX) && rodata_enabled; } -#else -static inline bool strict_kernel_rwx_enabled(void) -{ - return false; -} -#endif static inline bool strict_module_rwx_enabled(void) { diff --git a/arch/powerpc/include/asm/mpic.h b/arch/powerpc/include/asm/mpic.h index 58353c5bd3fb..0c03a98986cd 100644 --- a/arch/powerpc/include/asm/mpic.h +++ b/arch/powerpc/include/asm/mpic.h @@ -336,7 +336,7 @@ struct mpic #endif }; -extern struct bus_type mpic_subsys; +extern const struct bus_type mpic_subsys; /* * MPIC flags (passed to mpic_alloc) diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h index e667d455ecb4..1d58da946739 100644 --- a/arch/powerpc/include/asm/paca.h +++ b/arch/powerpc/include/asm/paca.h @@ -163,9 +163,7 @@ struct paca_struct { u64 kstack; /* Saved Kernel stack addr */ u64 saved_r1; /* r1 save for RTAS calls or PM or EE=0 */ u64 saved_msr; /* MSR saved here by enter_rtas */ -#ifdef CONFIG_PPC64 u64 exit_save_r1; /* Syscall/interrupt R1 save */ -#endif #ifdef CONFIG_PPC_BOOK3E_64 u16 trap_save; /* Used when bad stack is encountered */ #endif @@ -214,8 +212,6 @@ struct paca_struct { /* Non-maskable exceptions that are not performance critical */ u64 exnmi[EX_SIZE]; /* used for system reset (nmi) */ u64 exmc[EX_SIZE]; /* used for machine checks */ -#endif -#ifdef CONFIG_PPC_BOOK3S_64 /* Exclusive stacks for system reset and machine check exception. */ void *nmi_emergency_sp; void *mc_emergency_sp; diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h index 9224f23065ff..239709a2f68e 100644 --- a/arch/powerpc/include/asm/pgtable.h +++ b/arch/powerpc/include/asm/pgtable.h @@ -41,6 +41,8 @@ struct mm_struct; #ifndef __ASSEMBLY__ +#define PFN_PTE_SHIFT PTE_RPN_SHIFT + void set_ptes(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte, unsigned int nr); #define set_ptes set_ptes @@ -99,10 +101,6 @@ void poking_init(void); extern unsigned long ioremap_bot; extern const pgprot_t protection_map[16]; -#ifndef CONFIG_TRANSPARENT_HUGEPAGE -#define pmd_large(pmd) 0 -#endif - /* can we use this in kvm */ unsigned long vmalloc_to_phys(void *vmalloc_addr); @@ -180,30 +178,6 @@ static inline void pte_frag_set(mm_context_t *ctx, void *p) } #endif -#ifndef pmd_is_leaf -#define pmd_is_leaf pmd_is_leaf -static inline bool pmd_is_leaf(pmd_t pmd) -{ - return false; -} -#endif - -#ifndef pud_is_leaf -#define pud_is_leaf pud_is_leaf -static inline bool pud_is_leaf(pud_t pud) -{ - return false; -} -#endif - -#ifndef p4d_is_leaf -#define p4d_is_leaf p4d_is_leaf -static inline bool p4d_is_leaf(p4d_t p4d) -{ - return false; -} -#endif - #define pmd_pgtable pmd_pgtable static inline pgtable_t pmd_pgtable(pmd_t pmd) { diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h index e7792aa13510..1d1018c1e482 100644 --- a/arch/powerpc/include/asm/ppc_asm.h +++ b/arch/powerpc/include/asm/ppc_asm.h @@ -201,11 +201,13 @@ #ifdef CONFIG_PPC64_ELF_ABI_V2 #define STK_GOT 24 -#define __STK_PARAM(i) (32 + ((i)-3)*8) +#define STK_PARAM_AREA 32 #else #define STK_GOT 40 -#define __STK_PARAM(i) (48 + ((i)-3)*8) +#define STK_PARAM_AREA 48 #endif + +#define __STK_PARAM(i) (STK_PARAM_AREA + ((i)-3)*8) #define STK_PARAM(i) __STK_PARAM(__REG_##i) #ifdef CONFIG_PPC64_ELF_ABI_V2 @@ -506,7 +508,25 @@ END_FTR_SECTION_NESTED(CPU_FTR_CELL_TB_BUG, CPU_FTR_CELL_TB_BUG, 96) */ #define DCBT_BOOK3S_STOP_ALL_STREAM_IDS(scratch) \ lis scratch,0x60000000@h; \ - dcbt 0,scratch,0b01010 + .machine push; \ + .machine power4; \ + dcbt 0,scratch,0b01010; \ + .machine pop; + +#define DCBT_SETUP_STREAMS(from, from_parms, to, to_parms, scratch) \ + lis scratch,0x8000; /* GO=1 */ \ + clrldi scratch,scratch,32; \ + .machine push; \ + .machine power4; \ + /* setup read stream 0 */ \ + dcbt 0,from,0b01000; /* addr from */ \ + dcbt 0,from_parms,0b01010; /* length and depth from */ \ + /* setup write stream 1 */ \ + dcbtst 0,to,0b01000; /* addr to */ \ + dcbtst 0,to_parms,0b01010; /* length and depth to */ \ + eieio; \ + dcbt 0,scratch,0b01010; /* all streams GO */ \ + .machine pop; /* * toreal/fromreal/tophys/tovirt macros. 32-bit BookE makes them diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index bb47af9054a9..d3d1aea009b4 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -1366,6 +1366,7 @@ #define PVR_HX_C2000 0x0066 #define PVR_POWER9 0x004E #define PVR_POWER10 0x0080 +#define PVR_POWER11 0x0082 #define PVR_BE 0x0070 #define PVR_PA6T 0x0090 @@ -1377,6 +1378,7 @@ #define PVR_ARCH_207 0x0f000004 #define PVR_ARCH_300 0x0f000005 #define PVR_ARCH_31 0x0f000006 +#define PVR_ARCH_31_P11 0x0f000007 /* Macros for setting and retrieving special purpose registers */ #ifndef __ASSEMBLY__ diff --git a/arch/powerpc/include/asm/reg_fsl_emb.h b/arch/powerpc/include/asm/reg_fsl_emb.h index a21f529c43d9..9893d2001b68 100644 --- a/arch/powerpc/include/asm/reg_fsl_emb.h +++ b/arch/powerpc/include/asm/reg_fsl_emb.h @@ -11,10 +11,27 @@ #ifndef __ASSEMBLY__ /* Performance Monitor Registers */ -#define mfpmr(rn) ({unsigned int rval; \ - asm volatile("mfpmr %0," __stringify(rn) \ - : "=r" (rval)); rval;}) -#define mtpmr(rn, v) asm volatile("mtpmr " __stringify(rn) ",%0" : : "r" (v)) +static __always_inline unsigned int mfpmr(unsigned int rn) +{ + unsigned int rval; + + asm (".machine push; " + ".machine e300; " + "mfpmr %[rval], %[rn];" + ".machine pop;" + : [rval] "=r" (rval) : [rn] "i" (rn)); + + return rval; +} + +static __always_inline void mtpmr(unsigned int rn, unsigned int val) +{ + asm (".machine push; " + ".machine e300; " + "mtpmr %[rn], %[val];" + ".machine pop;" + : [val] "=r" (val) : [rn] "i" (rn)); +} #endif /* __ASSEMBLY__ */ /* Freescale Book E Performance Monitor APU Registers */ diff --git a/arch/powerpc/include/asm/set_memory.h b/arch/powerpc/include/asm/set_memory.h index 7ebc807aa8cc..9a025b776a4b 100644 --- a/arch/powerpc/include/asm/set_memory.h +++ b/arch/powerpc/include/asm/set_memory.h @@ -8,6 +8,7 @@ #define SET_MEMORY_X 3 #define SET_MEMORY_NP 4 /* Set memory non present */ #define SET_MEMORY_P 5 /* Set memory present */ +#define SET_MEMORY_ROX 6 int change_memory_attr(unsigned long addr, int numpages, long action); @@ -41,4 +42,10 @@ static inline int set_memory_p(unsigned long addr, int numpages) return change_memory_attr(addr, numpages, SET_MEMORY_P); } +static inline int set_memory_rox(unsigned long addr, int numpages) +{ + return change_memory_attr(addr, numpages, SET_MEMORY_ROX); +} +#define set_memory_rox set_memory_rox + #endif diff --git a/arch/powerpc/include/asm/smp.h b/arch/powerpc/include/asm/smp.h index aaaa576d0e15..b77927ccb0ab 100644 --- a/arch/powerpc/include/asm/smp.h +++ b/arch/powerpc/include/asm/smp.h @@ -27,6 +27,7 @@ extern int boot_cpuid; extern int boot_cpu_hwid; /* PPC64 only */ +extern int boot_core_hwid; extern int spinning_secondaries; extern u32 *cpu_to_phys_id; extern bool coregroup_enabled; diff --git a/arch/powerpc/include/asm/switch_to.h b/arch/powerpc/include/asm/switch_to.h index aee25e3ebf96..fc933807ddc8 100644 --- a/arch/powerpc/include/asm/switch_to.h +++ b/arch/powerpc/include/asm/switch_to.h @@ -48,6 +48,10 @@ static inline void disable_kernel_fp(void) #else static inline void save_fpu(struct task_struct *t) { } static inline void flush_fp_to_thread(struct task_struct *t) { } +static inline void enable_kernel_fp(void) +{ + BUILD_BUG(); +} #endif #ifdef CONFIG_ALTIVEC diff --git a/arch/powerpc/include/asm/tlb.h b/arch/powerpc/include/asm/tlb.h index b3de6102a907..1ca7d4c4b90d 100644 --- a/arch/powerpc/include/asm/tlb.h +++ b/arch/powerpc/include/asm/tlb.h @@ -19,6 +19,8 @@ #include <linux/pagemap.h> +static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep, + unsigned long address); #define __tlb_remove_tlb_entry __tlb_remove_tlb_entry #define tlb_flush tlb_flush diff --git a/arch/powerpc/include/asm/trace.h b/arch/powerpc/include/asm/trace.h index 82cc2c6704e6..d9ac3a4f46e1 100644 --- a/arch/powerpc/include/asm/trace.h +++ b/arch/powerpc/include/asm/trace.h @@ -267,6 +267,7 @@ TRACE_EVENT_FN(opal_exit, ); #endif +#ifdef CONFIG_PPC_64S_HASH_MMU TRACE_EVENT(hash_fault, TP_PROTO(unsigned long addr, unsigned long access, unsigned long trap), @@ -286,7 +287,7 @@ TRACE_EVENT(hash_fault, TP_printk("hash fault with addr 0x%lx and access = 0x%lx trap = 0x%lx", __entry->addr, __entry->access, __entry->trap) ); - +#endif TRACE_EVENT(tlbie, diff --git a/arch/powerpc/include/asm/vio.h b/arch/powerpc/include/asm/vio.h index cc9b787627ad..6faf2a931755 100644 --- a/arch/powerpc/include/asm/vio.h +++ b/arch/powerpc/include/asm/vio.h @@ -39,7 +39,7 @@ */ #define VIO_CMO_MIN_ENT 1562624 -extern struct bus_type vio_bus_type; +extern const struct bus_type vio_bus_type; struct iommu_table; diff --git a/arch/powerpc/include/asm/vmalloc.h b/arch/powerpc/include/asm/vmalloc.h index 4c69ece52a31..59ed89890c90 100644 --- a/arch/powerpc/include/asm/vmalloc.h +++ b/arch/powerpc/include/asm/vmalloc.h @@ -7,14 +7,14 @@ #ifdef CONFIG_HAVE_ARCH_HUGE_VMAP #define arch_vmap_pud_supported arch_vmap_pud_supported -static inline bool arch_vmap_pud_supported(pgprot_t prot) +static __always_inline bool arch_vmap_pud_supported(pgprot_t prot) { /* HPT does not cope with large pages in the vmalloc area */ return radix_enabled(); } #define arch_vmap_pmd_supported arch_vmap_pmd_supported -static inline bool arch_vmap_pmd_supported(pgprot_t prot) +static __always_inline bool arch_vmap_pmd_supported(pgprot_t prot) { return radix_enabled(); } diff --git a/arch/powerpc/include/uapi/asm/kvm.h b/arch/powerpc/include/uapi/asm/kvm.h index 9f18fa090f1f..1691297a766a 100644 --- a/arch/powerpc/include/uapi/asm/kvm.h +++ b/arch/powerpc/include/uapi/asm/kvm.h @@ -28,7 +28,6 @@ #define __KVM_HAVE_PPC_SMT #define __KVM_HAVE_IRQCHIP #define __KVM_HAVE_IRQ_LINE -#define __KVM_HAVE_GUEST_DEBUG /* Not always available, but if it is, this is the correct offset. */ #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 @@ -733,4 +732,48 @@ struct kvm_ppc_xive_eq { #define KVM_XIVE_TIMA_PAGE_OFFSET 0 #define KVM_XIVE_ESB_PAGE_OFFSET 4 +/* for KVM_PPC_GET_PVINFO */ + +#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) + +struct kvm_ppc_pvinfo { + /* out */ + __u32 flags; + __u32 hcall[4]; + __u8 pad[108]; +}; + +/* for KVM_PPC_GET_SMMU_INFO */ +#define KVM_PPC_PAGE_SIZES_MAX_SZ 8 + +struct kvm_ppc_one_page_size { + __u32 page_shift; /* Page shift (or 0) */ + __u32 pte_enc; /* Encoding in the HPTE (>>12) */ +}; + +struct kvm_ppc_one_seg_page_size { + __u32 page_shift; /* Base page shift of segment (or 0) */ + __u32 slb_enc; /* SLB encoding for BookS */ + struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; +}; + +#define KVM_PPC_PAGE_SIZES_REAL 0x00000001 +#define KVM_PPC_1T_SEGMENTS 0x00000002 +#define KVM_PPC_NO_HASH 0x00000004 + +struct kvm_ppc_smmu_info { + __u64 flags; + __u32 slb_size; + __u16 data_keys; /* # storage keys supported for data */ + __u16 instr_keys; /* # storage keys supported for instructions */ + struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; +}; + +/* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ +struct kvm_ppc_resize_hpt { + __u64 flags; + __u32 shift; + __u32 pad; +}; + #endif /* __LINUX_KVM_POWERPC_H */ |