diff options
Diffstat (limited to 'arch/powerpc/include/asm')
49 files changed, 1156 insertions, 1057 deletions
diff --git a/arch/powerpc/include/asm/Kbuild b/arch/powerpc/include/asm/Kbuild index 382b28e364dc..4b87205c230c 100644 --- a/arch/powerpc/include/asm/Kbuild +++ b/arch/powerpc/include/asm/Kbuild @@ -1,6 +1,8 @@ - generic-y += clkdev.h +generic-y += div64.h +generic-y += irq_regs.h generic-y += irq_work.h +generic-y += local64.h generic-y += mcs_spinlock.h generic-y += preempt.h generic-y += rwsem.h diff --git a/arch/powerpc/include/asm/archrandom.h b/arch/powerpc/include/asm/archrandom.h index bde531103638..0cc6eedc4780 100644 --- a/arch/powerpc/include/asm/archrandom.h +++ b/arch/powerpc/include/asm/archrandom.h @@ -30,8 +30,6 @@ static inline int arch_has_random(void) return !!ppc_md.get_random_long; } -int powernv_get_random_long(unsigned long *v); - static inline int arch_get_random_seed_long(unsigned long *v) { return 0; @@ -47,4 +45,13 @@ static inline int arch_has_random_seed(void) #endif /* CONFIG_ARCH_RANDOM */ +#ifdef CONFIG_PPC_POWERNV +int powernv_hwrng_present(void); +int powernv_get_random_long(unsigned long *v); +int powernv_get_random_real_mode(unsigned long *v); +#else +static inline int powernv_hwrng_present(void) { return 0; } +static inline int powernv_get_random_real_mode(unsigned long *v) { return 0; } +#endif + #endif /* _ASM_POWERPC_ARCHRANDOM_H */ diff --git a/arch/powerpc/include/asm/asm-compat.h b/arch/powerpc/include/asm/asm-compat.h index 21be8ae8f809..dc85dcb891cf 100644 --- a/arch/powerpc/include/asm/asm-compat.h +++ b/arch/powerpc/include/asm/asm-compat.h @@ -23,6 +23,8 @@ #define PPC_STL stringify_in_c(std) #define PPC_STLU stringify_in_c(stdu) #define PPC_LCMPI stringify_in_c(cmpdi) +#define PPC_LCMPLI stringify_in_c(cmpldi) +#define PPC_LCMP stringify_in_c(cmpd) #define PPC_LONG stringify_in_c(.llong) #define PPC_LONG_ALIGN stringify_in_c(.balign 8) #define PPC_TLNEI stringify_in_c(tdnei) @@ -52,6 +54,8 @@ #define PPC_STL stringify_in_c(stw) #define PPC_STLU stringify_in_c(stwu) #define PPC_LCMPI stringify_in_c(cmpwi) +#define PPC_LCMPLI stringify_in_c(cmplwi) +#define PPC_LCMP stringify_in_c(cmpw) #define PPC_LONG stringify_in_c(.long) #define PPC_LONG_ALIGN stringify_in_c(.balign 4) #define PPC_TLNEI stringify_in_c(twnei) diff --git a/arch/powerpc/include/asm/cache.h b/arch/powerpc/include/asm/cache.h index 34a05a1a990b..0dc42c5082b7 100644 --- a/arch/powerpc/include/asm/cache.h +++ b/arch/powerpc/include/asm/cache.h @@ -76,9 +76,6 @@ extern void _set_L3CR(unsigned long); #define _set_L3CR(val) do { } while(0) #endif -extern void cacheable_memzero(void *p, unsigned int nb); -extern void *cacheable_memcpy(void *, const void *, unsigned int); - #endif /* !__ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_CACHE_H */ diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h index 5cf5a6d10685..6367b8347dad 100644 --- a/arch/powerpc/include/asm/cputable.h +++ b/arch/powerpc/include/asm/cputable.h @@ -100,7 +100,7 @@ struct cpu_spec { /* * Processor specific routine to flush tlbs. */ - void (*flush_tlb)(unsigned long inval_selector); + void (*flush_tlb)(unsigned int action); }; @@ -114,6 +114,12 @@ extern void do_feature_fixups(unsigned long value, void *fixup_start, extern const char *powerpc_base_platform; +/* TLB flush actions. Used as argument to cpu_spec.flush_tlb() hook */ +enum { + TLB_INVAL_SCOPE_GLOBAL = 0, /* invalidate all TLBs */ + TLB_INVAL_SCOPE_LPID = 1, /* invalidate TLBs for current LPID */ +}; + #endif /* __ASSEMBLY__ */ /* CPU kernel features */ diff --git a/arch/powerpc/include/asm/cputhreads.h b/arch/powerpc/include/asm/cputhreads.h index 4c8ad592ae33..5be6c4753667 100644 --- a/arch/powerpc/include/asm/cputhreads.h +++ b/arch/powerpc/include/asm/cputhreads.h @@ -25,7 +25,7 @@ extern cpumask_t threads_core_mask; #define threads_per_core 1 #define threads_per_subcore 1 #define threads_shift 0 -#define threads_core_mask (CPU_MASK_CPU0) +#define threads_core_mask (*get_cpu_mask(0)) #endif /* cpu_thread_mask_to_cores - Return a cpumask of one per cores diff --git a/arch/powerpc/include/asm/dbdma.h b/arch/powerpc/include/asm/dbdma.h index e23f07e73cb3..6c69836b4ec2 100644 --- a/arch/powerpc/include/asm/dbdma.h +++ b/arch/powerpc/include/asm/dbdma.h @@ -42,12 +42,12 @@ struct dbdma_regs { * DBDMA command structure. These fields are all little-endian! */ struct dbdma_cmd { - unsigned short req_count; /* requested byte transfer count */ - unsigned short command; /* command word (has bit-fields) */ - unsigned int phy_addr; /* physical data address */ - unsigned int cmd_dep; /* command-dependent field */ - unsigned short res_count; /* residual count after completion */ - unsigned short xfer_status; /* transfer status */ + __le16 req_count; /* requested byte transfer count */ + __le16 command; /* command word (has bit-fields) */ + __le32 phy_addr; /* physical data address */ + __le32 cmd_dep; /* command-dependent field */ + __le16 res_count; /* residual count after completion */ + __le16 xfer_status; /* transfer status */ }; /* DBDMA command values in command field */ diff --git a/arch/powerpc/include/asm/dcr-native.h b/arch/powerpc/include/asm/dcr-native.h index 7d2e6235726d..4efc11dacb98 100644 --- a/arch/powerpc/include/asm/dcr-native.h +++ b/arch/powerpc/include/asm/dcr-native.h @@ -31,7 +31,7 @@ typedef struct { static inline bool dcr_map_ok_native(dcr_host_native_t host) { - return 1; + return true; } #define dcr_map_native(dev, dcr_n, dcr_c) \ diff --git a/arch/powerpc/include/asm/device.h b/arch/powerpc/include/asm/device.h index 38faeded7d59..9f1371bab5fc 100644 --- a/arch/powerpc/include/asm/device.h +++ b/arch/powerpc/include/asm/device.h @@ -8,6 +8,9 @@ struct dma_map_ops; struct device_node; +#ifdef CONFIG_PPC64 +struct pci_dn; +#endif /* * Arch extensions to struct device. @@ -34,6 +37,9 @@ struct dev_archdata { #ifdef CONFIG_SWIOTLB dma_addr_t max_direct_dma_addr; #endif +#ifdef CONFIG_PPC64 + struct pci_dn *pci_data; +#endif #ifdef CONFIG_EEH struct eeh_dev *edev; #endif diff --git a/arch/powerpc/include/asm/div64.h b/arch/powerpc/include/asm/div64.h deleted file mode 100644 index 6cd978cefb28..000000000000 --- a/arch/powerpc/include/asm/div64.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/div64.h> diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h index 894d538f3567..9103687b0436 100644 --- a/arch/powerpc/include/asm/dma-mapping.h +++ b/arch/powerpc/include/asm/dma-mapping.h @@ -191,11 +191,11 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) struct dev_archdata *sd = &dev->archdata; if (sd->max_direct_dma_addr && addr + size > sd->max_direct_dma_addr) - return 0; + return false; #endif if (!dev->dma_mask) - return 0; + return false; return addr + size - 1 <= *dev->dma_mask; } diff --git a/arch/powerpc/include/asm/eeh.h b/arch/powerpc/include/asm/eeh.h index 55abfd09e47f..a52db28ecc1e 100644 --- a/arch/powerpc/include/asm/eeh.h +++ b/arch/powerpc/include/asm/eeh.h @@ -29,7 +29,7 @@ struct pci_dev; struct pci_bus; -struct device_node; +struct pci_dn; #ifdef CONFIG_EEH @@ -136,14 +136,14 @@ struct eeh_dev { struct eeh_pe *pe; /* Associated PE */ struct list_head list; /* Form link list in the PE */ struct pci_controller *phb; /* Associated PHB */ - struct device_node *dn; /* Associated device node */ + struct pci_dn *pdn; /* Associated PCI device node */ struct pci_dev *pdev; /* Associated PCI device */ struct pci_bus *bus; /* PCI bus for partial hotplug */ }; -static inline struct device_node *eeh_dev_to_of_node(struct eeh_dev *edev) +static inline struct pci_dn *eeh_dev_to_pdn(struct eeh_dev *edev) { - return edev ? edev->dn : NULL; + return edev ? edev->pdn : NULL; } static inline struct pci_dev *eeh_dev_to_pci_dev(struct eeh_dev *edev) @@ -200,8 +200,7 @@ struct eeh_ops { char *name; int (*init)(void); int (*post_init)(void); - void* (*of_probe)(struct device_node *dn, void *flag); - int (*dev_probe)(struct pci_dev *dev, void *flag); + void* (*probe)(struct pci_dn *pdn, void *data); int (*set_option)(struct eeh_pe *pe, int option); int (*get_pe_addr)(struct eeh_pe *pe); int (*get_state)(struct eeh_pe *pe, int *state); @@ -211,10 +210,10 @@ struct eeh_ops { int (*configure_bridge)(struct eeh_pe *pe); int (*err_inject)(struct eeh_pe *pe, int type, int func, unsigned long addr, unsigned long mask); - int (*read_config)(struct device_node *dn, int where, int size, u32 *val); - int (*write_config)(struct device_node *dn, int where, int size, u32 val); + int (*read_config)(struct pci_dn *pdn, int where, int size, u32 *val); + int (*write_config)(struct pci_dn *pdn, int where, int size, u32 val); int (*next_error)(struct eeh_pe **pe); - int (*restore_config)(struct device_node *dn); + int (*restore_config)(struct pci_dn *pdn); }; extern int eeh_subsystem_flags; @@ -272,7 +271,7 @@ void eeh_pe_restore_bars(struct eeh_pe *pe); const char *eeh_pe_loc_get(struct eeh_pe *pe); struct pci_bus *eeh_pe_bus_get(struct eeh_pe *pe); -void *eeh_dev_init(struct device_node *dn, void *data); +void *eeh_dev_init(struct pci_dn *pdn, void *data); void eeh_dev_phb_init_dynamic(struct pci_controller *phb); int eeh_init(void); int __init eeh_ops_register(struct eeh_ops *ops); @@ -280,8 +279,8 @@ int __exit eeh_ops_unregister(const char *name); int eeh_check_failure(const volatile void __iomem *token); int eeh_dev_check_failure(struct eeh_dev *edev); void eeh_addr_cache_build(void); -void eeh_add_device_early(struct device_node *); -void eeh_add_device_tree_early(struct device_node *); +void eeh_add_device_early(struct pci_dn *); +void eeh_add_device_tree_early(struct pci_dn *); void eeh_add_device_late(struct pci_dev *); void eeh_add_device_tree_late(struct pci_bus *); void eeh_add_sysfs_files(struct pci_bus *); @@ -323,7 +322,7 @@ static inline int eeh_init(void) return 0; } -static inline void *eeh_dev_init(struct device_node *dn, void *data) +static inline void *eeh_dev_init(struct pci_dn *pdn, void *data) { return NULL; } @@ -339,9 +338,9 @@ static inline int eeh_check_failure(const volatile void __iomem *token) static inline void eeh_addr_cache_build(void) { } -static inline void eeh_add_device_early(struct device_node *dn) { } +static inline void eeh_add_device_early(struct pci_dn *pdn) { } -static inline void eeh_add_device_tree_early(struct device_node *dn) { } +static inline void eeh_add_device_tree_early(struct pci_dn *pdn) { } static inline void eeh_add_device_late(struct pci_dev *dev) { } diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h index 57d289acb803..ee46ffef608e 100644 --- a/arch/powerpc/include/asm/elf.h +++ b/arch/powerpc/include/asm/elf.h @@ -128,10 +128,6 @@ extern int arch_setup_additional_pages(struct linux_binprm *bprm, (0x7ff >> (PAGE_SHIFT - 12)) : \ (0x3ffff >> (PAGE_SHIFT - 12))) -extern unsigned long arch_randomize_brk(struct mm_struct *mm); -#define arch_randomize_brk arch_randomize_brk - - #ifdef CONFIG_SPU_BASE /* Notes used in ET_CORE. Note name is "SPU/<fd>/<filename>". */ #define NT_SPU 1 diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h index 681bc0314b6b..e05808a328db 100644 --- a/arch/powerpc/include/asm/firmware.h +++ b/arch/powerpc/include/asm/firmware.h @@ -42,7 +42,7 @@ #define FW_FEATURE_SPLPAR ASM_CONST(0x0000000000100000) #define FW_FEATURE_LPAR ASM_CONST(0x0000000000400000) #define FW_FEATURE_PS3_LV1 ASM_CONST(0x0000000000800000) -#define FW_FEATURE_BEAT ASM_CONST(0x0000000001000000) +/* Free ASM_CONST(0x0000000001000000) */ #define FW_FEATURE_CMO ASM_CONST(0x0000000002000000) #define FW_FEATURE_VPHN ASM_CONST(0x0000000004000000) #define FW_FEATURE_XCMO ASM_CONST(0x0000000008000000) @@ -75,8 +75,6 @@ enum { FW_FEATURE_POWERNV_ALWAYS = 0, FW_FEATURE_PS3_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, FW_FEATURE_PS3_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, - FW_FEATURE_CELLEB_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_BEAT, - FW_FEATURE_CELLEB_ALWAYS = 0, FW_FEATURE_NATIVE_POSSIBLE = 0, FW_FEATURE_NATIVE_ALWAYS = 0, FW_FEATURE_POSSIBLE = @@ -89,9 +87,6 @@ enum { #ifdef CONFIG_PPC_PS3 FW_FEATURE_PS3_POSSIBLE | #endif -#ifdef CONFIG_PPC_CELLEB - FW_FEATURE_CELLEB_POSSIBLE | -#endif #ifdef CONFIG_PPC_NATIVE FW_FEATURE_NATIVE_ALWAYS | #endif @@ -106,9 +101,6 @@ enum { #ifdef CONFIG_PPC_PS3 FW_FEATURE_PS3_ALWAYS & #endif -#ifdef CONFIG_PPC_CELLEB - FW_FEATURE_CELLEB_ALWAYS & -#endif #ifdef CONFIG_PPC_NATIVE FW_FEATURE_NATIVE_ALWAYS & #endif diff --git a/arch/powerpc/include/asm/iommu.h b/arch/powerpc/include/asm/iommu.h index f1ea5972f6ec..1e27d6338565 100644 --- a/arch/powerpc/include/asm/iommu.h +++ b/arch/powerpc/include/asm/iommu.h @@ -29,6 +29,7 @@ #include <linux/bitops.h> #include <asm/machdep.h> #include <asm/types.h> +#include <asm/pci-bridge.h> #define IOMMU_PAGE_SHIFT_4K 12 #define IOMMU_PAGE_SIZE_4K (ASM_CONST(1) << IOMMU_PAGE_SHIFT_4K) @@ -78,6 +79,9 @@ struct iommu_table { struct iommu_group *it_group; #endif void (*set_bypass)(struct iommu_table *tbl, bool enable); +#ifdef CONFIG_PPC_POWERNV + void *data; +#endif }; /* Pure 2^n version of get_order */ @@ -169,7 +173,7 @@ extern void iommu_unmap_page(struct iommu_table *tbl, dma_addr_t dma_handle, struct dma_attrs *attrs); extern void iommu_init_early_pSeries(void); -extern void iommu_init_early_dart(void); +extern void iommu_init_early_dart(struct pci_controller_ops *controller_ops); extern void iommu_init_early_pasemi(void); extern void alloc_dart_table(void); diff --git a/arch/powerpc/include/asm/irq_regs.h b/arch/powerpc/include/asm/irq_regs.h deleted file mode 100644 index ba94b51a0a70..000000000000 --- a/arch/powerpc/include/asm/irq_regs.h +++ /dev/null @@ -1,2 +0,0 @@ -#include <asm-generic/irq_regs.h> - diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h index 942c7b1678e3..b91e74a817d8 100644 --- a/arch/powerpc/include/asm/kvm_book3s.h +++ b/arch/powerpc/include/asm/kvm_book3s.h @@ -106,10 +106,6 @@ struct kvmppc_vcpu_book3s { spinlock_t mmu_lock; }; -#define CONTEXT_HOST 0 -#define CONTEXT_GUEST 1 -#define CONTEXT_GUEST_END 2 - #define VSID_REAL 0x07ffffffffc00000ULL #define VSID_BAT 0x07ffffffffb00000ULL #define VSID_64K 0x0800000000000000ULL @@ -292,6 +288,9 @@ static inline bool kvmppc_supports_magic_page(struct kvm_vcpu *vcpu) return !is_kvmppc_hv_enabled(vcpu->kvm); } +extern int kvmppc_h_logical_ci_load(struct kvm_vcpu *vcpu); +extern int kvmppc_h_logical_ci_store(struct kvm_vcpu *vcpu); + /* Magic register values loaded into r3 and r4 before the 'sc' assembly * instruction for the OSI hypercalls */ #define OSI_SC_MAGIC_R3 0x113724FA diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h index 2d81e202bdcc..3536d12eb798 100644 --- a/arch/powerpc/include/asm/kvm_book3s_64.h +++ b/arch/powerpc/include/asm/kvm_book3s_64.h @@ -85,6 +85,20 @@ static inline long try_lock_hpte(__be64 *hpte, unsigned long bits) return old == 0; } +static inline void unlock_hpte(__be64 *hpte, unsigned long hpte_v) +{ + hpte_v &= ~HPTE_V_HVLOCK; + asm volatile(PPC_RELEASE_BARRIER "" : : : "memory"); + hpte[0] = cpu_to_be64(hpte_v); +} + +/* Without barrier */ +static inline void __unlock_hpte(__be64 *hpte, unsigned long hpte_v) +{ + hpte_v &= ~HPTE_V_HVLOCK; + hpte[0] = cpu_to_be64(hpte_v); +} + static inline int __hpte_actual_psize(unsigned int lp, int psize) { int i, shift; @@ -281,40 +295,37 @@ static inline int hpte_cache_flags_ok(unsigned long ptel, unsigned long io_type) /* * If it's present and writable, atomically set dirty and referenced bits and - * return the PTE, otherwise return 0. If we find a transparent hugepage - * and if it is marked splitting we return 0; + * return the PTE, otherwise return 0. */ -static inline pte_t kvmppc_read_update_linux_pte(pte_t *ptep, int writing, - unsigned int hugepage) +static inline pte_t kvmppc_read_update_linux_pte(pte_t *ptep, int writing) { pte_t old_pte, new_pte = __pte(0); while (1) { - old_pte = pte_val(*ptep); + /* + * Make sure we don't reload from ptep + */ + old_pte = READ_ONCE(*ptep); /* * wait until _PAGE_BUSY is clear then set it atomically */ - if (unlikely(old_pte & _PAGE_BUSY)) { + if (unlikely(pte_val(old_pte) & _PAGE_BUSY)) { cpu_relax(); continue; } -#ifdef CONFIG_TRANSPARENT_HUGEPAGE - /* If hugepage and is trans splitting return None */ - if (unlikely(hugepage && - pmd_trans_splitting(pte_pmd(old_pte)))) - return __pte(0); -#endif /* If pte is not present return None */ - if (unlikely(!(old_pte & _PAGE_PRESENT))) + if (unlikely(!(pte_val(old_pte) & _PAGE_PRESENT))) return __pte(0); new_pte = pte_mkyoung(old_pte); if (writing && pte_write(old_pte)) new_pte = pte_mkdirty(new_pte); - if (old_pte == __cmpxchg_u64((unsigned long *)ptep, old_pte, - new_pte)) + if (pte_val(old_pte) == __cmpxchg_u64((unsigned long *)ptep, + pte_val(old_pte), + pte_val(new_pte))) { break; + } } return new_pte; } @@ -335,7 +346,7 @@ static inline bool hpte_read_permission(unsigned long pp, unsigned long key) { if (key) return PP_RWRX <= pp && pp <= PP_RXRX; - return 1; + return true; } static inline bool hpte_write_permission(unsigned long pp, unsigned long key) @@ -373,7 +384,7 @@ static inline bool slot_is_aligned(struct kvm_memory_slot *memslot, unsigned long mask = (pagesize >> PAGE_SHIFT) - 1; if (pagesize <= PAGE_SIZE) - return 1; + return true; return !(memslot->base_gfn & mask) && !(memslot->npages & mask); } @@ -422,6 +433,10 @@ static inline struct kvm_memslots *kvm_memslots_raw(struct kvm *kvm) return rcu_dereference_raw_notrace(kvm->memslots); } +extern void kvmppc_mmu_debugfs_init(struct kvm *kvm); + +extern void kvmhv_rm_send_ipi(int cpu); + #endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */ #endif /* __ASM_KVM_BOOK3S_64_H__ */ diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h index 8ef05121d3cd..a193a13cf08b 100644 --- a/arch/powerpc/include/asm/kvm_host.h +++ b/arch/powerpc/include/asm/kvm_host.h @@ -227,10 +227,8 @@ struct kvm_arch { unsigned long host_sdr1; int tlbie_lock; unsigned long lpcr; - unsigned long rmor; - struct kvm_rma_info *rma; unsigned long vrma_slb_v; - int rma_setup_done; + int hpte_setup_done; u32 hpt_order; atomic_t vcpus_running; u32 online_vcores; @@ -239,6 +237,8 @@ struct kvm_arch { atomic_t hpte_mod_interest; cpumask_t need_tlb_flush; int hpt_cma_alloc; + struct dentry *debugfs_dir; + struct dentry *htab_dentry; #endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */ #ifdef CONFIG_KVM_BOOK3S_PR_POSSIBLE struct mutex hpt_mutex; @@ -263,18 +263,15 @@ struct kvm_arch { /* * Struct for a virtual core. - * Note: entry_exit_count combines an entry count in the bottom 8 bits - * and an exit count in the next 8 bits. This is so that we can - * atomically increment the entry count iff the exit count is 0 - * without taking the lock. + * Note: entry_exit_map combines a bitmap of threads that have entered + * in the bottom 8 bits and a bitmap of threads that have exited in the + * next 8 bits. This is so that we can atomically set the entry bit + * iff the exit map is 0 without taking a lock. */ struct kvmppc_vcore { int n_runnable; - int n_busy; int num_threads; - int entry_exit_count; - int n_woken; - int nap_count; + int entry_exit_map; int napping_threads; int first_vcpuid; u16 pcpu; @@ -299,13 +296,14 @@ struct kvmppc_vcore { ulong conferring_threads; }; -#define VCORE_ENTRY_COUNT(vc) ((vc)->entry_exit_count & 0xff) -#define VCORE_EXIT_COUNT(vc) ((vc)->entry_exit_count >> 8) +#define VCORE_ENTRY_MAP(vc) ((vc)->entry_exit_map & 0xff) +#define VCORE_EXIT_MAP(vc) ((vc)->entry_exit_map >> 8) +#define VCORE_IS_EXITING(vc) (VCORE_EXIT_MAP(vc) != 0) /* Values for vcore_state */ #define VCORE_INACTIVE 0 #define VCORE_SLEEPING 1 -#define VCORE_STARTING 2 +#define VCORE_PREEMPT 2 #define VCORE_RUNNING 3 #define VCORE_EXITING 4 @@ -368,6 +366,14 @@ struct kvmppc_slb { u8 base_page_size; /* MMU_PAGE_xxx */ }; +/* Struct used to accumulate timing information in HV real mode code */ +struct kvmhv_tb_accumulator { + u64 seqcount; /* used to synchronize access, also count * 2 */ + u64 tb_total; /* total time in timebase ticks */ + u64 tb_min; /* min time */ + u64 tb_max; /* max time */ +}; + # ifdef CONFIG_PPC_FSL_BOOK3E #define KVMPPC_BOOKE_IAC_NUM 2 #define KVMPPC_BOOKE_DAC_NUM 2 @@ -585,7 +591,7 @@ struct kvm_vcpu_arch { pgd_t *pgdir; u8 io_gpr; /* GPR used as IO source/target */ - u8 mmio_is_bigendian; + u8 mmio_host_swabbed; u8 mmio_sign_extend; u8 osi_needed; u8 osi_enabled; @@ -656,6 +662,19 @@ struct kvm_vcpu_arch { u32 emul_inst; #endif + +#ifdef CONFIG_KVM_BOOK3S_HV_EXIT_TIMING + struct kvmhv_tb_accumulator *cur_activity; /* What we're timing */ + u64 cur_tb_start; /* when it started */ + struct kvmhv_tb_accumulator rm_entry; /* real-mode entry code */ + struct kvmhv_tb_accumulator rm_intr; /* real-mode intr handling */ + struct kvmhv_tb_accumulator rm_exit; /* real-mode exit code */ + struct kvmhv_tb_accumulator guest_time; /* guest execution */ + struct kvmhv_tb_accumulator cede_time; /* time napping inside guest */ + + struct dentry *debugfs_dir; + struct dentry *debugfs_timings; +#endif /* CONFIG_KVM_BOOK3S_HV_EXIT_TIMING */ }; #define VCPU_FPR(vcpu, i) (vcpu)->arch.fp.fpr[i][TS_FPROFFSET] diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h index 46bf652c9169..b8475daad884 100644 --- a/arch/powerpc/include/asm/kvm_ppc.h +++ b/arch/powerpc/include/asm/kvm_ppc.h @@ -302,6 +302,8 @@ static inline bool is_kvmppc_hv_enabled(struct kvm *kvm) return kvm->arch.kvm_ops == kvmppc_hv_ops; } +extern int kvmppc_hwrng_present(void); + /* * Cuts out inst bits with ordering according to spec. * That means the leftmost bit is zero. All given bits are included. diff --git a/arch/powerpc/include/asm/local64.h b/arch/powerpc/include/asm/local64.h deleted file mode 100644 index 36c93b5cc239..000000000000 --- a/arch/powerpc/include/asm/local64.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/local64.h> diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index c8175a3fe560..ef8899432ae7 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -103,9 +103,6 @@ struct machdep_calls { #endif #endif /* CONFIG_PPC64 */ - void (*pci_dma_dev_setup)(struct pci_dev *dev); - void (*pci_dma_bus_setup)(struct pci_bus *bus); - /* Platform set_dma_mask and dma_get_required_mask overrides */ int (*dma_set_mask)(struct device *dev, u64 dma_mask); u64 (*dma_get_required_mask)(struct device *dev); @@ -125,9 +122,8 @@ struct machdep_calls { unsigned int (*get_irq)(void); /* PCI stuff */ - /* Called after scanning the bus, before allocating resources */ + /* Called after allocating resources */ void (*pcibios_fixup)(void); - int (*pci_probe_mode)(struct pci_bus *); void (*pci_irq_fixup)(struct pci_dev *dev); int (*pcibios_root_bridge_prepare)(struct pci_host_bridge *bridge); @@ -237,18 +233,13 @@ struct machdep_calls { /* Called for each PCI bus in the system when it's probed */ void (*pcibios_fixup_bus)(struct pci_bus *); - /* Called when pci_enable_device() is called. Returns 0 to - * allow assignment/enabling of the device. */ - int (*pcibios_enable_device_hook)(struct pci_dev *); - /* Called after scan and before resource survey */ void (*pcibios_fixup_phb)(struct pci_controller *hose); - /* Called during PCI resource reassignment */ - resource_size_t (*pcibios_window_alignment)(struct pci_bus *, unsigned long type); - - /* Reset the secondary bus of bridge */ - void (*pcibios_reset_secondary_bus)(struct pci_dev *dev); +#ifdef CONFIG_PCI_IOV + void (*pcibios_fixup_sriov)(struct pci_dev *pdev); + resource_size_t (*pcibios_iov_resource_alignment)(struct pci_dev *, int resno); +#endif /* CONFIG_PCI_IOV */ /* Called to shutdown machine specific hardware not already controlled * by other drivers. diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h index 4f13c3ed7acf..1da6a81ce541 100644 --- a/arch/powerpc/include/asm/mmu-hash64.h +++ b/arch/powerpc/include/asm/mmu-hash64.h @@ -112,6 +112,7 @@ #define TLBIEL_INVAL_SET_SHIFT 12 #define POWER7_TLB_SETS 128 /* # sets in POWER7 TLB */ +#define POWER8_TLB_SETS 512 /* # sets in POWER8 TLB */ #ifndef __ASSEMBLY__ diff --git a/arch/powerpc/include/asm/mpc85xx.h b/arch/powerpc/include/asm/mpc85xx.h index 3bef74a9914b..213f3a81593d 100644 --- a/arch/powerpc/include/asm/mpc85xx.h +++ b/arch/powerpc/include/asm/mpc85xx.h @@ -61,6 +61,7 @@ #define SVR_T4240 0x824000 #define SVR_T4120 0x824001 #define SVR_T4160 0x824100 +#define SVR_T4080 0x824102 #define SVR_C291 0x850000 #define SVR_C292 0x850020 #define SVR_C293 0x850030 diff --git a/arch/powerpc/include/asm/mpic.h b/arch/powerpc/include/asm/mpic.h index 754f93d208fa..98697611e7b3 100644 --- a/arch/powerpc/include/asm/mpic.h +++ b/arch/powerpc/include/asm/mpic.h @@ -34,10 +34,6 @@ #define MPIC_GREG_GCONF_BASE_MASK 0x000fffff #define MPIC_GREG_GCONF_MCK 0x08000000 #define MPIC_GREG_GLOBAL_CONF_1 0x00030 -#define MPIC_GREG_GLOBAL_CONF_1_SIE 0x08000000 -#define MPIC_GREG_GLOBAL_CONF_1_CLK_RATIO_MASK 0x70000000 -#define MPIC_GREG_GLOBAL_CONF_1_CLK_RATIO(r) \ - (((r) << 28) & MPIC_GREG_GLOBAL_CONF_1_CLK_RATIO_MASK) #define MPIC_GREG_VENDOR_0 0x00040 #define MPIC_GREG_VENDOR_1 0x00050 #define MPIC_GREG_VENDOR_2 0x00060 @@ -396,14 +392,7 @@ extern struct bus_type mpic_subsys; #define MPIC_REGSET_TSI108 MPIC_REGSET(1) /* Tsi108/109 PIC */ /* Get the version of primary MPIC */ -#ifdef CONFIG_MPIC extern u32 fsl_mpic_primary_get_version(void); -#else -static inline u32 fsl_mpic_primary_get_version(void) -{ - return 0; -} -#endif /* Allocate the controller structure and setup the linux irq descs * for the range if interrupts passed in. No HW initialization is @@ -496,11 +485,5 @@ extern unsigned int mpic_get_coreint_irq(void); /* Fetch Machine Check interrupt from primary mpic */ extern unsigned int mpic_get_mcirq(void); -/* Set the EPIC clock ratio */ -void mpic_set_clk_ratio(struct mpic *mpic, u32 clock_ratio); - -/* Enable/Disable EPIC serial interrupt mode */ -void mpic_set_serial_int(struct mpic *mpic, int enable); - #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_MPIC_H */ diff --git a/arch/powerpc/include/asm/nmi.h b/arch/powerpc/include/asm/nmi.h new file mode 100644 index 000000000000..ff1ccb375e60 --- /dev/null +++ b/arch/powerpc/include/asm/nmi.h @@ -0,0 +1,4 @@ +#ifndef _ASM_NMI_H +#define _ASM_NMI_H + +#endif /* _ASM_NMI_H */ diff --git a/arch/powerpc/include/asm/nvram.h b/arch/powerpc/include/asm/nvram.h index b0fe0fe4e626..09a518bb7c03 100644 --- a/arch/powerpc/include/asm/nvram.h +++ b/arch/powerpc/include/asm/nvram.h @@ -9,12 +9,43 @@ #ifndef _ASM_POWERPC_NVRAM_H #define _ASM_POWERPC_NVRAM_H - +#include <linux/types.h> #include <linux/errno.h> #include <linux/list.h> #include <uapi/asm/nvram.h> +/* + * Set oops header version to distinguish between old and new format header. + * lnx,oops-log partition max size is 4000, header version > 4000 will + * help in identifying new header. + */ +#define OOPS_HDR_VERSION 5000 + +struct err_log_info { + __be32 error_type; + __be32 seq_num; +}; + +struct nvram_os_partition { + const char *name; + int req_size; /* desired size, in bytes */ + int min_size; /* minimum acceptable size (0 means req_size) */ + long size; /* size of data portion (excluding err_log_info) */ + long index; /* offset of data portion of partition */ + bool os_partition; /* partition initialized by OS, not FW */ +}; + +struct oops_log_info { + __be16 version; + __be16 report_length; + __be64 timestamp; +} __attribute__((packed)); + +extern struct nvram_os_partition oops_log_partition; + #ifdef CONFIG_PPC_PSERIES +extern struct nvram_os_partition rtas_log_partition; + extern int nvram_write_error_log(char * buff, int length, unsigned int err_type, unsigned int err_seq); extern int nvram_read_error_log(char * buff, int length, @@ -50,6 +81,23 @@ extern void pmac_xpram_write(int xpaddr, u8 data); /* Synchronize NVRAM */ extern void nvram_sync(void); +/* Initialize NVRAM OS partition */ +extern int __init nvram_init_os_partition(struct nvram_os_partition *part); + +/* Initialize NVRAM oops partition */ +extern void __init nvram_init_oops_partition(int rtas_partition_exists); + +/* Read a NVRAM partition */ +extern int nvram_read_partition(struct nvram_os_partition *part, char *buff, + int length, unsigned int *err_type, + unsigned int *error_log_cnt); + +/* Write to NVRAM OS partition */ +extern int nvram_write_os_partition(struct nvram_os_partition *part, + char *buff, int length, + unsigned int err_type, + unsigned int error_log_cnt); + /* Determine NVRAM size */ extern ssize_t nvram_get_size(void); diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h new file mode 100644 index 000000000000..0321a909e663 --- /dev/null +++ b/arch/powerpc/include/asm/opal-api.h @@ -0,0 +1,735 @@ +/* + * OPAL API definitions. + * + * Copyright 2011-2015 IBM Corp. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#ifndef __OPAL_API_H +#define __OPAL_API_H + +/****** OPAL APIs ******/ + +/* Return codes */ +#define OPAL_SUCCESS 0 +#define OPAL_PARAMETER -1 +#define OPAL_BUSY -2 +#define OPAL_PARTIAL -3 +#define OPAL_CONSTRAINED -4 +#define OPAL_CLOSED -5 +#define OPAL_HARDWARE -6 +#define OPAL_UNSUPPORTED -7 +#define OPAL_PERMISSION -8 +#define OPAL_NO_MEM -9 +#define OPAL_RESOURCE -10 +#define OPAL_INTERNAL_ERROR -11 +#define OPAL_BUSY_EVENT -12 +#define OPAL_HARDWARE_FROZEN -13 +#define OPAL_WRONG_STATE -14 +#define OPAL_ASYNC_COMPLETION -15 +#define OPAL_EMPTY -16 +#define OPAL_I2C_TIMEOUT -17 +#define OPAL_I2C_INVALID_CMD -18 +#define OPAL_I2C_LBUS_PARITY -19 +#define OPAL_I2C_BKEND_OVERRUN -20 +#define OPAL_I2C_BKEND_ACCESS -21 +#define OPAL_I2C_ARBT_LOST -22 +#define OPAL_I2C_NACK_RCVD -23 +#define OPAL_I2C_STOP_ERR -24 + +/* API Tokens (in r0) */ +#define OPAL_INVALID_CALL -1 +#define OPAL_TEST 0 +#define OPAL_CONSOLE_WRITE 1 +#define OPAL_CONSOLE_READ 2 +#define OPAL_RTC_READ 3 +#define OPAL_RTC_WRITE 4 +#define OPAL_CEC_POWER_DOWN 5 +#define OPAL_CEC_REBOOT 6 +#define OPAL_READ_NVRAM 7 +#define OPAL_WRITE_NVRAM 8 +#define OPAL_HANDLE_INTERRUPT 9 +#define OPAL_POLL_EVENTS 10 +#define OPAL_PCI_SET_HUB_TCE_MEMORY 11 +#define OPAL_PCI_SET_PHB_TCE_MEMORY 12 +#define OPAL_PCI_CONFIG_READ_BYTE 13 +#define OPAL_PCI_CONFIG_READ_HALF_WORD 14 +#define OPAL_PCI_CONFIG_READ_WORD 15 +#define OPAL_PCI_CONFIG_WRITE_BYTE 16 +#define OPAL_PCI_CONFIG_WRITE_HALF_WORD 17 +#define OPAL_PCI_CONFIG_WRITE_WORD 18 +#define OPAL_SET_XIVE 19 +#define OPAL_GET_XIVE 20 +#define OPAL_GET_COMPLETION_TOKEN_STATUS 21 /* obsolete */ +#define OPAL_REGISTER_OPAL_EXCEPTION_HANDLER 22 +#define OPAL_PCI_EEH_FREEZE_STATUS 23 +#define OPAL_PCI_SHPC 24 +#define OPAL_CONSOLE_WRITE_BUFFER_SPACE 25 +#define OPAL_PCI_EEH_FREEZE_CLEAR 26 +#define OPAL_PCI_PHB_MMIO_ENABLE 27 +#define OPAL_PCI_SET_PHB_MEM_WINDOW 28 +#define OPAL_PCI_MAP_PE_MMIO_WINDOW 29 +#define OPAL_PCI_SET_PHB_TABLE_MEMORY 30 +#define OPAL_PCI_SET_PE 31 +#define OPAL_PCI_SET_PELTV 32 +#define OPAL_PCI_SET_MVE 33 +#define OPAL_PCI_SET_MVE_ENABLE 34 +#define OPAL_PCI_GET_XIVE_REISSUE 35 +#define OPAL_PCI_SET_XIVE_REISSUE 36 +#define OPAL_PCI_SET_XIVE_PE 37 +#define OPAL_GET_XIVE_SOURCE 38 +#define OPAL_GET_MSI_32 39 +#define OPAL_GET_MSI_64 40 +#define OPAL_START_CPU 41 +#define OPAL_QUERY_CPU_STATUS 42 +#define OPAL_WRITE_OPPANEL 43 /* unimplemented */ +#define OPAL_PCI_MAP_PE_DMA_WINDOW 44 +#define OPAL_PCI_MAP_PE_DMA_WINDOW_REAL 45 +#define OPAL_PCI_RESET 49 +#define OPAL_PCI_GET_HUB_DIAG_DATA 50 +#define OPAL_PCI_GET_PHB_DIAG_DATA 51 +#define OPAL_PCI_FENCE_PHB 52 +#define OPAL_PCI_REINIT 53 +#define OPAL_PCI_MASK_PE_ERROR 54 +#define OPAL_SET_SLOT_LED_STATUS 55 +#define OPAL_GET_EPOW_STATUS 56 +#define OPAL_SET_SYSTEM_ATTENTION_LED 57 +#define OPAL_RESERVED1 58 +#define OPAL_RESERVED2 59 +#define OPAL_PCI_NEXT_ERROR 60 +#define OPAL_PCI_EEH_FREEZE_STATUS2 61 +#define OPAL_PCI_POLL 62 +#define OPAL_PCI_MSI_EOI 63 +#define OPAL_PCI_GET_PHB_DIAG_DATA2 64 +#define OPAL_XSCOM_READ 65 +#define OPAL_XSCOM_WRITE 66 +#define OPAL_LPC_READ 67 +#define OPAL_LPC_WRITE 68 +#define OPAL_RETURN_CPU 69 +#define OPAL_REINIT_CPUS 70 +#define OPAL_ELOG_READ 71 +#define OPAL_ELOG_WRITE 72 +#define OPAL_ELOG_ACK 73 +#define OPAL_ELOG_RESEND 74 +#define OPAL_ELOG_SIZE 75 +#define OPAL_FLASH_VALIDATE 76 +#define OPAL_FLASH_MANAGE 77 +#define OPAL_FLASH_UPDATE 78 +#define OPAL_RESYNC_TIMEBASE 79 +#define OPAL_CHECK_TOKEN 80 +#define OPAL_DUMP_INIT 81 +#define OPAL_DUMP_INFO 82 +#define OPAL_DUMP_READ 83 +#define OPAL_DUMP_ACK 84 +#define OPAL_GET_MSG 85 +#define OPAL_CHECK_ASYNC_COMPLETION 86 +#define OPAL_SYNC_HOST_REBOOT 87 +#define OPAL_SENSOR_READ 88 +#define OPAL_GET_PARAM 89 +#define OPAL_SET_PARAM 90 +#define OPAL_DUMP_RESEND 91 +#define OPAL_ELOG_SEND 92 /* Deprecated */ +#define OPAL_PCI_SET_PHB_CAPI_MODE 93 +#define OPAL_DUMP_INFO2 94 +#define OPAL_WRITE_OPPANEL_ASYNC 95 +#define OPAL_PCI_ERR_INJECT 96 +#define OPAL_PCI_EEH_FREEZE_SET 97 +#define OPAL_HANDLE_HMI 98 +#define OPAL_CONFIG_CPU_IDLE_STATE 99 +#define OPAL_SLW_SET_REG 100 +#define OPAL_REGISTER_DUMP_REGION 101 +#define OPAL_UNREGISTER_DUMP_REGION 102 +#define OPAL_WRITE_TPO 103 +#define OPAL_READ_TPO 104 +#define OPAL_GET_DPO_STATUS 105 +#define OPAL_OLD_I2C_REQUEST 106 /* Deprecated */ +#define OPAL_IPMI_SEND 107 +#define OPAL_IPMI_RECV 108 +#define OPAL_I2C_REQUEST 109 +#define OPAL_FLASH_READ 110 +#define OPAL_FLASH_WRITE 111 +#define OPAL_FLASH_ERASE 112 +#define OPAL_LAST 112 + +/* Device tree flags */ + +/* Flags set in power-mgmt nodes in device tree if + * respective idle states are supported in the platform. + */ +#define OPAL_PM_NAP_ENABLED 0x00010000 +#define OPAL_PM_SLEEP_ENABLED 0x00020000 +#define OPAL_PM_WINKLE_ENABLED 0x00040000 +#define OPAL_PM_SLEEP_ENABLED_ER1 0x00080000 /* with workaround */ + +#ifndef __ASSEMBLY__ + +/* Other enums */ +enum OpalFreezeState { + OPAL_EEH_STOPPED_NOT_FROZEN = 0, + OPAL_EEH_STOPPED_MMIO_FREEZE = 1, + OPAL_EEH_STOPPED_DMA_FREEZE = 2, + OPAL_EEH_STOPPED_MMIO_DMA_FREEZE = 3, + OPAL_EEH_STOPPED_RESET = 4, + OPAL_EEH_STOPPED_TEMP_UNAVAIL = 5, + OPAL_EEH_STOPPED_PERM_UNAVAIL = 6 +}; + +enum OpalEehFreezeActionToken { + OPAL_EEH_ACTION_CLEAR_FREEZE_MMIO = 1, + OPAL_EEH_ACTION_CLEAR_FREEZE_DMA = 2, + OPAL_EEH_ACTION_CLEAR_FREEZE_ALL = 3, + + OPAL_EEH_ACTION_SET_FREEZE_MMIO = 1, + OPAL_EEH_ACTION_SET_FREEZE_DMA = 2, + OPAL_EEH_ACTION_SET_FREEZE_ALL = 3 +}; + +enum OpalPciStatusToken { + OPAL_EEH_NO_ERROR = 0, + OPAL_EEH_IOC_ERROR = 1, + OPAL_EEH_PHB_ERROR = 2, + OPAL_EEH_PE_ERROR = 3, + OPAL_EEH_PE_MMIO_ERROR = 4, + OPAL_EEH_PE_DMA_ERROR = 5 +}; + +enum OpalPciErrorSeverity { + OPAL_EEH_SEV_NO_ERROR = 0, + OPAL_EEH_SEV_IOC_DEAD = 1, + OPAL_EEH_SEV_PHB_DEAD = 2, + OPAL_EEH_SEV_PHB_FENCED = 3, + OPAL_EEH_SEV_PE_ER = 4, + OPAL_EEH_SEV_INF = 5 +}; + +enum OpalErrinjectType { + OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR = 0, + OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR64 = 1, +}; + +enum OpalErrinjectFunc { + /* IOA bus specific errors */ + OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_ADDR = 0, + OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_DATA = 1, + OPAL_ERR_INJECT_FUNC_IOA_LD_IO_ADDR = 2, + OPAL_ERR_INJECT_FUNC_IOA_LD_IO_DATA = 3, + OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_ADDR = 4, + OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_DATA = 5, + OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_ADDR = 6, + OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_DATA = 7, + OPAL_ERR_INJECT_FUNC_IOA_ST_IO_ADDR = 8, + OPAL_ERR_INJECT_FUNC_IOA_ST_IO_DATA = 9, + OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_ADDR = 10, + OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_DATA = 11, + OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_ADDR = 12, + OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_DATA = 13, + OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_MASTER = 14, + OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_TARGET = 15, + OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_ADDR = 16, + OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_DATA = 17, + OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_MASTER = 18, + OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_TARGET = 19, +}; + +enum OpalMmioWindowType { + OPAL_M32_WINDOW_TYPE = 1, + OPAL_M64_WINDOW_TYPE = 2, + OPAL_IO_WINDOW_TYPE = 3 +}; + +enum OpalExceptionHandler { + OPAL_MACHINE_CHECK_HANDLER = 1, + OPAL_HYPERVISOR_MAINTENANCE_HANDLER = 2, + OPAL_SOFTPATCH_HANDLER = 3 +}; + +enum OpalPendingState { + OPAL_EVENT_OPAL_INTERNAL = 0x1, + OPAL_EVENT_NVRAM = 0x2, + OPAL_EVENT_RTC = 0x4, + OPAL_EVENT_CONSOLE_OUTPUT = 0x8, + OPAL_EVENT_CONSOLE_INPUT = 0x10, + OPAL_EVENT_ERROR_LOG_AVAIL = 0x20, + OPAL_EVENT_ERROR_LOG = 0x40, + OPAL_EVENT_EPOW = 0x80, + OPAL_EVENT_LED_STATUS = 0x100, + OPAL_EVENT_PCI_ERROR = 0x200, + OPAL_EVENT_DUMP_AVAIL = 0x400, + OPAL_EVENT_MSG_PENDING = 0x800, +}; + +enum OpalThreadStatus { + OPAL_THREAD_INACTIVE = 0x0, + OPAL_THREAD_STARTED = 0x1, + OPAL_THREAD_UNAVAILABLE = 0x2 /* opal-v3 */ +}; + +enum OpalPciBusCompare { + OpalPciBusAny = 0, /* Any bus number match */ + OpalPciBus3Bits = 2, /* Match top 3 bits of bus number */ + OpalPciBus4Bits = 3, /* Match top 4 bits of bus number */ + OpalPciBus5Bits = 4, /* Match top 5 bits of bus number */ + OpalPciBus6Bits = 5, /* Match top 6 bits of bus number */ + OpalPciBus7Bits = 6, /* Match top 7 bits of bus number */ + OpalPciBusAll = 7, /* Match bus number exactly */ +}; + +enum OpalDeviceCompare { + OPAL_IGNORE_RID_DEVICE_NUMBER = 0, + OPAL_COMPARE_RID_DEVICE_NUMBER = 1 +}; + +enum OpalFuncCompare { + OPAL_IGNORE_RID_FUNCTION_NUMBER = 0, + OPAL_COMPARE_RID_FUNCTION_NUMBER = 1 +}; + +enum OpalPeAction { + OPAL_UNMAP_PE = 0, + OPAL_MAP_PE = 1 +}; + +enum OpalPeltvAction { + OPAL_REMOVE_PE_FROM_DOMAIN = 0, + OPAL_ADD_PE_TO_DOMAIN = 1 +}; + +enum OpalMveEnableAction { + OPAL_DISABLE_MVE = 0, + OPAL_ENABLE_MVE = 1 +}; + +enum OpalM64Action { + OPAL_DISABLE_M64 = 0, + OPAL_ENABLE_M64_SPLIT = 1, + OPAL_ENABLE_M64_NON_SPLIT = 2 +}; + +enum OpalPciResetScope { + OPAL_RESET_PHB_COMPLETE = 1, + OPAL_RESET_PCI_LINK = 2, + OPAL_RESET_PHB_ERROR = 3, + OPAL_RESET_PCI_HOT = 4, + OPAL_RESET_PCI_FUNDAMENTAL = 5, + OPAL_RESET_PCI_IODA_TABLE = 6 +}; + +enum OpalPciReinitScope { + /* + * Note: we chose values that do not overlap + * OpalPciResetScope as OPAL v2 used the same + * enum for both + */ + OPAL_REINIT_PCI_DEV = 1000 +}; + +enum OpalPciResetState { + OPAL_DEASSERT_RESET = 0, + OPAL_ASSERT_RESET = 1 +}; + +/* + * Address cycle types for LPC accesses. These also correspond + * to the content of the first cell of the "reg" property for + * device nodes on the LPC bus + */ +enum OpalLPCAddressType { + OPAL_LPC_MEM = 0, + OPAL_LPC_IO = 1, + OPAL_LPC_FW = 2, +}; + +enum opal_msg_type { + OPAL_MSG_ASYNC_COMP = 0, /* params[0] = token, params[1] = rc, + * additional params function-specific + */ + OPAL_MSG_MEM_ERR, + OPAL_MSG_EPOW, + OPAL_MSG_SHUTDOWN, /* params[0] = 1 reboot, 0 shutdown */ + OPAL_MSG_HMI_EVT, + OPAL_MSG_DPO, + OPAL_MSG_TYPE_MAX, +}; + +struct opal_msg { + __be32 msg_type; + __be32 reserved; + __be64 params[8]; +}; + +/* System parameter permission */ +enum OpalSysparamPerm { + OPAL_SYSPARAM_READ = 0x1, + OPAL_SYSPARAM_WRITE = 0x2, + OPAL_SYSPARAM_RW = (OPAL_SYSPARAM_READ | OPAL_SYSPARAM_WRITE), +}; + +enum { + OPAL_IPMI_MSG_FORMAT_VERSION_1 = 1, +}; + +struct opal_ipmi_msg { + uint8_t version; + uint8_t netfn; + uint8_t cmd; + uint8_t data[]; +}; + +/* FSP memory errors handling */ +enum OpalMemErr_Version { + OpalMemErr_V1 = 1, +}; + +enum OpalMemErrType { + OPAL_MEM_ERR_TYPE_RESILIENCE = 0, + OPAL_MEM_ERR_TYPE_DYN_DALLOC, +}; + +/* Memory Reilience error type */ +enum OpalMemErr_ResilErrType { + OPAL_MEM_RESILIENCE_CE = 0, + OPAL_MEM_RESILIENCE_UE, + OPAL_MEM_RESILIENCE_UE_SCRUB, +}; + +/* Dynamic Memory Deallocation type */ +enum OpalMemErr_DynErrType { + OPAL_MEM_DYNAMIC_DEALLOC = 0, +}; + +struct OpalMemoryErrorData { + enum OpalMemErr_Version version:8; /* 0x00 */ + enum OpalMemErrType type:8; /* 0x01 */ + __be16 flags; /* 0x02 */ + uint8_t reserved_1[4]; /* 0x04 */ + + union { + /* Memory Resilience corrected/uncorrected error info */ + struct { + enum OpalMemErr_ResilErrType resil_err_type:8; + uint8_t reserved_1[7]; + __be64 physical_address_start; + __be64 physical_address_end; + } resilience; + /* Dynamic memory deallocation error info */ + struct { + enum OpalMemErr_DynErrType dyn_err_type:8; + uint8_t reserved_1[7]; + __be64 physical_address_start; + __be64 physical_address_end; + } dyn_dealloc; + } u; +}; + +/* HMI interrupt event */ +enum OpalHMI_Version { + OpalHMIEvt_V1 = 1, +}; + +enum OpalHMI_Severity { + OpalHMI_SEV_NO_ERROR = 0, + OpalHMI_SEV_WARNING = 1, + OpalHMI_SEV_ERROR_SYNC = 2, + OpalHMI_SEV_FATAL = 3, +}; + +enum OpalHMI_Disposition { + OpalHMI_DISPOSITION_RECOVERED = 0, + OpalHMI_DISPOSITION_NOT_RECOVERED = 1, +}; + +enum OpalHMI_ErrType { + OpalHMI_ERROR_MALFUNC_ALERT = 0, + OpalHMI_ERROR_PROC_RECOV_DONE, + OpalHMI_ERROR_PROC_RECOV_DONE_AGAIN, + OpalHMI_ERROR_PROC_RECOV_MASKED, + OpalHMI_ERROR_TFAC, + OpalHMI_ERROR_TFMR_PARITY, + OpalHMI_ERROR_HA_OVERFLOW_WARN, + OpalHMI_ERROR_XSCOM_FAIL, + OpalHMI_ERROR_XSCOM_DONE, + OpalHMI_ERROR_SCOM_FIR, + OpalHMI_ERROR_DEBUG_TRIG_FIR, + OpalHMI_ERROR_HYP_RESOURCE, + OpalHMI_ERROR_CAPP_RECOVERY, +}; + +struct OpalHMIEvent { + uint8_t version; /* 0x00 */ + uint8_t severity; /* 0x01 */ + uint8_t type; /* 0x02 */ + uint8_t disposition; /* 0x03 */ + uint8_t reserved_1[4]; /* 0x04 */ + + __be64 hmer; + /* TFMR register. Valid only for TFAC and TFMR_PARITY error type. */ + __be64 tfmr; +}; + +enum { + OPAL_P7IOC_DIAG_TYPE_NONE = 0, + OPAL_P7IOC_DIAG_TYPE_RGC = 1, + OPAL_P7IOC_DIAG_TYPE_BI = 2, + OPAL_P7IOC_DIAG_TYPE_CI = 3, + OPAL_P7IOC_DIAG_TYPE_MISC = 4, + OPAL_P7IOC_DIAG_TYPE_I2C = 5, + OPAL_P7IOC_DIAG_TYPE_LAST = 6 +}; + +struct OpalIoP7IOCErrorData { + __be16 type; + + /* GEM */ + __be64 gemXfir; + __be64 gemRfir; + __be64 gemRirqfir; + __be64 gemMask; + __be64 gemRwof; + + /* LEM */ + __be64 lemFir; + __be64 lemErrMask; + __be64 lemAction0; + __be64 lemAction1; + __be64 lemWof; + + union { + struct OpalIoP7IOCRgcErrorData { + __be64 rgcStatus; /* 3E1C10 */ + __be64 rgcLdcp; /* 3E1C18 */ + }rgc; + struct OpalIoP7IOCBiErrorData { + __be64 biLdcp0; /* 3C0100, 3C0118 */ + __be64 biLdcp1; /* 3C0108, 3C0120 */ + __be64 biLdcp2; /* 3C0110, 3C0128 */ + __be64 biFenceStatus; /* 3C0130, 3C0130 */ + + uint8_t biDownbound; /* BI Downbound or Upbound */ + }bi; + struct OpalIoP7IOCCiErrorData { + __be64 ciPortStatus; /* 3Dn008 */ + __be64 ciPortLdcp; /* 3Dn010 */ + + uint8_t ciPort; /* Index of CI port: 0/1 */ + }ci; + }; +}; + +/** + * This structure defines the overlay which will be used to store PHB error + * data upon request. + */ +enum { + OPAL_PHB_ERROR_DATA_VERSION_1 = 1, +}; + +enum { + OPAL_PHB_ERROR_DATA_TYPE_P7IOC = 1, + OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2 +}; + +enum { + OPAL_P7IOC_NUM_PEST_REGS = 128, + OPAL_PHB3_NUM_PEST_REGS = 256 +}; + +struct OpalIoPhbErrorCommon { + __be32 version; + __be32 ioType; + __be32 len; +}; + +struct OpalIoP7IOCPhbErrorData { + struct OpalIoPhbErrorCommon common; + + __be32 brdgCtl; + + // P7IOC utl regs + __be32 portStatusReg; + __be32 rootCmplxStatus; + __be32 busAgentStatus; + + // P7IOC cfg regs + __be32 deviceStatus; + __be32 slotStatus; + __be32 linkStatus; + __be32 devCmdStatus; + __be32 devSecStatus; + + // cfg AER regs + __be32 rootErrorStatus; + __be32 uncorrErrorStatus; + __be32 corrErrorStatus; + __be32 tlpHdr1; + __be32 tlpHdr2; + __be32 tlpHdr3; + __be32 tlpHdr4; + __be32 sourceId; + + __be32 rsv3; + + // Record data about the call to allocate a buffer. + __be64 errorClass; + __be64 correlator; + + //P7IOC MMIO Error Regs + __be64 p7iocPlssr; // n120 + __be64 p7iocCsr; // n110 + __be64 lemFir; // nC00 + __be64 lemErrorMask; // nC18 + __be64 lemWOF; // nC40 + __be64 phbErrorStatus; // nC80 + __be64 phbFirstErrorStatus; // nC88 + __be64 phbErrorLog0; // nCC0 + __be64 phbErrorLog1; // nCC8 + __be64 mmioErrorStatus; // nD00 + __be64 mmioFirstErrorStatus; // nD08 + __be64 mmioErrorLog0; // nD40 + __be64 mmioErrorLog1; // nD48 + __be64 dma0ErrorStatus; // nD80 + __be64 dma0FirstErrorStatus; // nD88 + __be64 dma0ErrorLog0; // nDC0 + __be64 dma0ErrorLog1; // nDC8 + __be64 dma1ErrorStatus; // nE00 + __be64 dma1FirstErrorStatus; // nE08 + __be64 dma1ErrorLog0; // nE40 + __be64 dma1ErrorLog1; // nE48 + __be64 pestA[OPAL_P7IOC_NUM_PEST_REGS]; + __be64 pestB[OPAL_P7IOC_NUM_PEST_REGS]; +}; + +struct OpalIoPhb3ErrorData { + struct OpalIoPhbErrorCommon common; + + __be32 brdgCtl; + + /* PHB3 UTL regs */ + __be32 portStatusReg; + __be32 rootCmplxStatus; + __be32 busAgentStatus; + + /* PHB3 cfg regs */ + __be32 deviceStatus; + __be32 slotStatus; + __be32 linkStatus; + __be32 devCmdStatus; + __be32 devSecStatus; + + /* cfg AER regs */ + __be32 rootErrorStatus; + __be32 uncorrErrorStatus; + __be32 corrErrorStatus; + __be32 tlpHdr1; + __be32 tlpHdr2; + __be32 tlpHdr3; + __be32 tlpHdr4; + __be32 sourceId; + + __be32 rsv3; + + /* Record data about the call to allocate a buffer */ + __be64 errorClass; + __be64 correlator; + + /* PHB3 MMIO Error Regs */ + __be64 nFir; /* 000 */ + __be64 nFirMask; /* 003 */ + __be64 nFirWOF; /* 008 */ + __be64 phbPlssr; /* 120 */ + __be64 phbCsr; /* 110 */ + __be64 lemFir; /* C00 */ + __be64 lemErrorMask; /* C18 */ + __be64 lemWOF; /* C40 */ + __be64 phbErrorStatus; /* C80 */ + __be64 phbFirstErrorStatus; /* C88 */ + __be64 phbErrorLog0; /* CC0 */ + __be64 phbErrorLog1; /* CC8 */ + __be64 mmioErrorStatus; /* D00 */ + __be64 mmioFirstErrorStatus; /* D08 */ + __be64 mmioErrorLog0; /* D40 */ + __be64 mmioErrorLog1; /* D48 */ + __be64 dma0ErrorStatus; /* D80 */ + __be64 dma0FirstErrorStatus; /* D88 */ + __be64 dma0ErrorLog0; /* DC0 */ + __be64 dma0ErrorLog1; /* DC8 */ + __be64 dma1ErrorStatus; /* E00 */ + __be64 dma1FirstErrorStatus; /* E08 */ + __be64 dma1ErrorLog0; /* E40 */ + __be64 dma1ErrorLog1; /* E48 */ + __be64 pestA[OPAL_PHB3_NUM_PEST_REGS]; + __be64 pestB[OPAL_PHB3_NUM_PEST_REGS]; +}; + +enum { + OPAL_REINIT_CPUS_HILE_BE = (1 << 0), + OPAL_REINIT_CPUS_HILE_LE = (1 << 1), +}; + +typedef struct oppanel_line { + __be64 line; + __be64 line_len; +} oppanel_line_t; + +/* + * SG entries + * + * WARNING: The current implementation requires each entry + * to represent a block that is 4k aligned *and* each block + * size except the last one in the list to be as well. + */ +struct opal_sg_entry { + __be64 data; + __be64 length; +}; + +/* + * Candiate image SG list. + * + * length = VER | length + */ +struct opal_sg_list { + __be64 length; + __be64 next; + struct opal_sg_entry entry[]; +}; + +/* + * Dump region ID range usable by the OS + */ +#define OPAL_DUMP_REGION_HOST_START 0x80 +#define OPAL_DUMP_REGION_LOG_BUF 0x80 +#define OPAL_DUMP_REGION_HOST_END 0xFF + +/* CAPI modes for PHB */ +enum { + OPAL_PHB_CAPI_MODE_PCIE = 0, + OPAL_PHB_CAPI_MODE_CAPI = 1, + OPAL_PHB_CAPI_MODE_SNOOP_OFF = 2, + OPAL_PHB_CAPI_MODE_SNOOP_ON = 3, +}; + +/* OPAL I2C request */ +struct opal_i2c_request { + uint8_t type; +#define OPAL_I2C_RAW_READ 0 +#define OPAL_I2C_RAW_WRITE 1 +#define OPAL_I2C_SM_READ 2 +#define OPAL_I2C_SM_WRITE 3 + uint8_t flags; +#define OPAL_I2C_ADDR_10 0x01 /* Not supported yet */ + uint8_t subaddr_sz; /* Max 4 */ + uint8_t reserved; + __be16 addr; /* 7 or 10 bit address */ + __be16 reserved2; + __be32 subaddr; /* Sub-address if any */ + __be32 size; /* Data size */ + __be64 buffer_ra; /* Buffer real address */ +}; + +#endif /* __ASSEMBLY__ */ + +#endif /* __OPAL_API_H */ diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h index 9ee0a30a02ce..042af1abfc4d 100644 --- a/arch/powerpc/include/asm/opal.h +++ b/arch/powerpc/include/asm/opal.h @@ -9,755 +9,17 @@ * 2 of the License, or (at your option) any later version. */ -#ifndef __OPAL_H -#define __OPAL_H +#ifndef _ASM_POWERPC_OPAL_H +#define _ASM_POWERPC_OPAL_H -#ifndef __ASSEMBLY__ -/* - * SG entry - * - * WARNING: The current implementation requires each entry - * to represent a block that is 4k aligned *and* each block - * size except the last one in the list to be as well. - */ -struct opal_sg_entry { - __be64 data; - __be64 length; -}; - -/* SG list */ -struct opal_sg_list { - __be64 length; - __be64 next; - struct opal_sg_entry entry[]; -}; - -/* We calculate number of sg entries based on PAGE_SIZE */ -#define SG_ENTRIES_PER_NODE ((PAGE_SIZE - 16) / sizeof(struct opal_sg_entry)) - -#endif /* __ASSEMBLY__ */ - -/****** OPAL APIs ******/ - -/* Return codes */ -#define OPAL_SUCCESS 0 -#define OPAL_PARAMETER -1 -#define OPAL_BUSY -2 -#define OPAL_PARTIAL -3 -#define OPAL_CONSTRAINED -4 -#define OPAL_CLOSED -5 -#define OPAL_HARDWARE -6 -#define OPAL_UNSUPPORTED -7 -#define OPAL_PERMISSION -8 -#define OPAL_NO_MEM -9 -#define OPAL_RESOURCE -10 -#define OPAL_INTERNAL_ERROR -11 -#define OPAL_BUSY_EVENT -12 -#define OPAL_HARDWARE_FROZEN -13 -#define OPAL_WRONG_STATE -14 -#define OPAL_ASYNC_COMPLETION -15 -#define OPAL_I2C_TIMEOUT -17 -#define OPAL_I2C_INVALID_CMD -18 -#define OPAL_I2C_LBUS_PARITY -19 -#define OPAL_I2C_BKEND_OVERRUN -20 -#define OPAL_I2C_BKEND_ACCESS -21 -#define OPAL_I2C_ARBT_LOST -22 -#define OPAL_I2C_NACK_RCVD -23 -#define OPAL_I2C_STOP_ERR -24 - -/* API Tokens (in r0) */ -#define OPAL_INVALID_CALL -1 -#define OPAL_CONSOLE_WRITE 1 -#define OPAL_CONSOLE_READ 2 -#define OPAL_RTC_READ 3 -#define OPAL_RTC_WRITE 4 -#define OPAL_CEC_POWER_DOWN 5 -#define OPAL_CEC_REBOOT 6 -#define OPAL_READ_NVRAM 7 -#define OPAL_WRITE_NVRAM 8 -#define OPAL_HANDLE_INTERRUPT 9 -#define OPAL_POLL_EVENTS 10 -#define OPAL_PCI_SET_HUB_TCE_MEMORY 11 -#define OPAL_PCI_SET_PHB_TCE_MEMORY 12 -#define OPAL_PCI_CONFIG_READ_BYTE 13 -#define OPAL_PCI_CONFIG_READ_HALF_WORD 14 -#define OPAL_PCI_CONFIG_READ_WORD 15 -#define OPAL_PCI_CONFIG_WRITE_BYTE 16 -#define OPAL_PCI_CONFIG_WRITE_HALF_WORD 17 -#define OPAL_PCI_CONFIG_WRITE_WORD 18 -#define OPAL_SET_XIVE 19 -#define OPAL_GET_XIVE 20 -#define OPAL_GET_COMPLETION_TOKEN_STATUS 21 /* obsolete */ -#define OPAL_REGISTER_OPAL_EXCEPTION_HANDLER 22 -#define OPAL_PCI_EEH_FREEZE_STATUS 23 -#define OPAL_PCI_SHPC 24 -#define OPAL_CONSOLE_WRITE_BUFFER_SPACE 25 -#define OPAL_PCI_EEH_FREEZE_CLEAR 26 -#define OPAL_PCI_PHB_MMIO_ENABLE 27 -#define OPAL_PCI_SET_PHB_MEM_WINDOW 28 -#define OPAL_PCI_MAP_PE_MMIO_WINDOW 29 -#define OPAL_PCI_SET_PHB_TABLE_MEMORY 30 -#define OPAL_PCI_SET_PE 31 -#define OPAL_PCI_SET_PELTV 32 -#define OPAL_PCI_SET_MVE 33 -#define OPAL_PCI_SET_MVE_ENABLE 34 -#define OPAL_PCI_GET_XIVE_REISSUE 35 -#define OPAL_PCI_SET_XIVE_REISSUE 36 -#define OPAL_PCI_SET_XIVE_PE 37 -#define OPAL_GET_XIVE_SOURCE 38 -#define OPAL_GET_MSI_32 39 -#define OPAL_GET_MSI_64 40 -#define OPAL_START_CPU 41 -#define OPAL_QUERY_CPU_STATUS 42 -#define OPAL_WRITE_OPPANEL 43 -#define OPAL_PCI_MAP_PE_DMA_WINDOW 44 -#define OPAL_PCI_MAP_PE_DMA_WINDOW_REAL 45 -#define OPAL_PCI_RESET 49 -#define OPAL_PCI_GET_HUB_DIAG_DATA 50 -#define OPAL_PCI_GET_PHB_DIAG_DATA 51 -#define OPAL_PCI_FENCE_PHB 52 -#define OPAL_PCI_REINIT 53 -#define OPAL_PCI_MASK_PE_ERROR 54 -#define OPAL_SET_SLOT_LED_STATUS 55 -#define OPAL_GET_EPOW_STATUS 56 -#define OPAL_SET_SYSTEM_ATTENTION_LED 57 -#define OPAL_RESERVED1 58 -#define OPAL_RESERVED2 59 -#define OPAL_PCI_NEXT_ERROR 60 -#define OPAL_PCI_EEH_FREEZE_STATUS2 61 -#define OPAL_PCI_POLL 62 -#define OPAL_PCI_MSI_EOI 63 -#define OPAL_PCI_GET_PHB_DIAG_DATA2 64 -#define OPAL_XSCOM_READ 65 -#define OPAL_XSCOM_WRITE 66 -#define OPAL_LPC_READ 67 -#define OPAL_LPC_WRITE 68 -#define OPAL_RETURN_CPU 69 -#define OPAL_REINIT_CPUS 70 -#define OPAL_ELOG_READ 71 -#define OPAL_ELOG_WRITE 72 -#define OPAL_ELOG_ACK 73 -#define OPAL_ELOG_RESEND 74 -#define OPAL_ELOG_SIZE 75 -#define OPAL_FLASH_VALIDATE 76 -#define OPAL_FLASH_MANAGE 77 -#define OPAL_FLASH_UPDATE 78 -#define OPAL_RESYNC_TIMEBASE 79 -#define OPAL_CHECK_TOKEN 80 -#define OPAL_DUMP_INIT 81 -#define OPAL_DUMP_INFO 82 -#define OPAL_DUMP_READ 83 -#define OPAL_DUMP_ACK 84 -#define OPAL_GET_MSG 85 -#define OPAL_CHECK_ASYNC_COMPLETION 86 -#define OPAL_SYNC_HOST_REBOOT 87 -#define OPAL_SENSOR_READ 88 -#define OPAL_GET_PARAM 89 -#define OPAL_SET_PARAM 90 -#define OPAL_DUMP_RESEND 91 -#define OPAL_PCI_SET_PHB_CXL_MODE 93 -#define OPAL_DUMP_INFO2 94 -#define OPAL_PCI_ERR_INJECT 96 -#define OPAL_PCI_EEH_FREEZE_SET 97 -#define OPAL_HANDLE_HMI 98 -#define OPAL_CONFIG_CPU_IDLE_STATE 99 -#define OPAL_SLW_SET_REG 100 -#define OPAL_REGISTER_DUMP_REGION 101 -#define OPAL_UNREGISTER_DUMP_REGION 102 -#define OPAL_WRITE_TPO 103 -#define OPAL_READ_TPO 104 -#define OPAL_IPMI_SEND 107 -#define OPAL_IPMI_RECV 108 -#define OPAL_I2C_REQUEST 109 - -/* Device tree flags */ - -/* Flags set in power-mgmt nodes in device tree if - * respective idle states are supported in the platform. - */ -#define OPAL_PM_NAP_ENABLED 0x00010000 -#define OPAL_PM_SLEEP_ENABLED 0x00020000 -#define OPAL_PM_WINKLE_ENABLED 0x00040000 -#define OPAL_PM_SLEEP_ENABLED_ER1 0x00080000 +#include <asm/opal-api.h> #ifndef __ASSEMBLY__ #include <linux/notifier.h> -/* Other enums */ -enum OpalVendorApiTokens { - OPAL_START_VENDOR_API_RANGE = 1000, OPAL_END_VENDOR_API_RANGE = 1999 -}; - -enum OpalFreezeState { - OPAL_EEH_STOPPED_NOT_FROZEN = 0, - OPAL_EEH_STOPPED_MMIO_FREEZE = 1, - OPAL_EEH_STOPPED_DMA_FREEZE = 2, - OPAL_EEH_STOPPED_MMIO_DMA_FREEZE = 3, - OPAL_EEH_STOPPED_RESET = 4, - OPAL_EEH_STOPPED_TEMP_UNAVAIL = 5, - OPAL_EEH_STOPPED_PERM_UNAVAIL = 6 -}; - -enum OpalEehFreezeActionToken { - OPAL_EEH_ACTION_CLEAR_FREEZE_MMIO = 1, - OPAL_EEH_ACTION_CLEAR_FREEZE_DMA = 2, - OPAL_EEH_ACTION_CLEAR_FREEZE_ALL = 3, - - OPAL_EEH_ACTION_SET_FREEZE_MMIO = 1, - OPAL_EEH_ACTION_SET_FREEZE_DMA = 2, - OPAL_EEH_ACTION_SET_FREEZE_ALL = 3 -}; - -enum OpalPciStatusToken { - OPAL_EEH_NO_ERROR = 0, - OPAL_EEH_IOC_ERROR = 1, - OPAL_EEH_PHB_ERROR = 2, - OPAL_EEH_PE_ERROR = 3, - OPAL_EEH_PE_MMIO_ERROR = 4, - OPAL_EEH_PE_DMA_ERROR = 5 -}; - -enum OpalPciErrorSeverity { - OPAL_EEH_SEV_NO_ERROR = 0, - OPAL_EEH_SEV_IOC_DEAD = 1, - OPAL_EEH_SEV_PHB_DEAD = 2, - OPAL_EEH_SEV_PHB_FENCED = 3, - OPAL_EEH_SEV_PE_ER = 4, - OPAL_EEH_SEV_INF = 5 -}; - -enum OpalErrinjectType { - OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR = 0, - OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR64 = 1, -}; - -enum OpalErrinjectFunc { - /* IOA bus specific errors */ - OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_ADDR = 0, - OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_DATA = 1, - OPAL_ERR_INJECT_FUNC_IOA_LD_IO_ADDR = 2, - OPAL_ERR_INJECT_FUNC_IOA_LD_IO_DATA = 3, - OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_ADDR = 4, - OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_DATA = 5, - OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_ADDR = 6, - OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_DATA = 7, - OPAL_ERR_INJECT_FUNC_IOA_ST_IO_ADDR = 8, - OPAL_ERR_INJECT_FUNC_IOA_ST_IO_DATA = 9, - OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_ADDR = 10, - OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_DATA = 11, - OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_ADDR = 12, - OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_DATA = 13, - OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_MASTER = 14, - OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_TARGET = 15, - OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_ADDR = 16, - OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_DATA = 17, - OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_MASTER = 18, - OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_TARGET = 19, -}; - -enum OpalShpcAction { - OPAL_SHPC_GET_LINK_STATE = 0, - OPAL_SHPC_GET_SLOT_STATE = 1 -}; - -enum OpalShpcLinkState { - OPAL_SHPC_LINK_DOWN = 0, - OPAL_SHPC_LINK_UP = 1 -}; - -enum OpalMmioWindowType { - OPAL_M32_WINDOW_TYPE = 1, - OPAL_M64_WINDOW_TYPE = 2, - OPAL_IO_WINDOW_TYPE = 3 -}; - -enum OpalShpcSlotState { - OPAL_SHPC_DEV_NOT_PRESENT = 0, - OPAL_SHPC_DEV_PRESENT = 1 -}; - -enum OpalExceptionHandler { - OPAL_MACHINE_CHECK_HANDLER = 1, - OPAL_HYPERVISOR_MAINTENANCE_HANDLER = 2, - OPAL_SOFTPATCH_HANDLER = 3 -}; - -enum OpalPendingState { - OPAL_EVENT_OPAL_INTERNAL = 0x1, - OPAL_EVENT_NVRAM = 0x2, - OPAL_EVENT_RTC = 0x4, - OPAL_EVENT_CONSOLE_OUTPUT = 0x8, - OPAL_EVENT_CONSOLE_INPUT = 0x10, - OPAL_EVENT_ERROR_LOG_AVAIL = 0x20, - OPAL_EVENT_ERROR_LOG = 0x40, - OPAL_EVENT_EPOW = 0x80, - OPAL_EVENT_LED_STATUS = 0x100, - OPAL_EVENT_PCI_ERROR = 0x200, - OPAL_EVENT_DUMP_AVAIL = 0x400, - OPAL_EVENT_MSG_PENDING = 0x800, -}; - -enum OpalMessageType { - OPAL_MSG_ASYNC_COMP = 0, /* params[0] = token, params[1] = rc, - * additional params function-specific - */ - OPAL_MSG_MEM_ERR, - OPAL_MSG_EPOW, - OPAL_MSG_SHUTDOWN, /* params[0] = 1 reboot, 0 shutdown */ - OPAL_MSG_HMI_EVT, - OPAL_MSG_TYPE_MAX, -}; - -enum OpalThreadStatus { - OPAL_THREAD_INACTIVE = 0x0, - OPAL_THREAD_STARTED = 0x1, - OPAL_THREAD_UNAVAILABLE = 0x2 /* opal-v3 */ -}; - -enum OpalPciBusCompare { - OpalPciBusAny = 0, /* Any bus number match */ - OpalPciBus3Bits = 2, /* Match top 3 bits of bus number */ - OpalPciBus4Bits = 3, /* Match top 4 bits of bus number */ - OpalPciBus5Bits = 4, /* Match top 5 bits of bus number */ - OpalPciBus6Bits = 5, /* Match top 6 bits of bus number */ - OpalPciBus7Bits = 6, /* Match top 7 bits of bus number */ - OpalPciBusAll = 7, /* Match bus number exactly */ -}; - -enum OpalDeviceCompare { - OPAL_IGNORE_RID_DEVICE_NUMBER = 0, - OPAL_COMPARE_RID_DEVICE_NUMBER = 1 -}; - -enum OpalFuncCompare { - OPAL_IGNORE_RID_FUNCTION_NUMBER = 0, - OPAL_COMPARE_RID_FUNCTION_NUMBER = 1 -}; - -enum OpalPeAction { - OPAL_UNMAP_PE = 0, - OPAL_MAP_PE = 1 -}; - -enum OpalPeltvAction { - OPAL_REMOVE_PE_FROM_DOMAIN = 0, - OPAL_ADD_PE_TO_DOMAIN = 1 -}; - -enum OpalMveEnableAction { - OPAL_DISABLE_MVE = 0, - OPAL_ENABLE_MVE = 1 -}; - -enum OpalM64EnableAction { - OPAL_DISABLE_M64 = 0, - OPAL_ENABLE_M64_SPLIT = 1, - OPAL_ENABLE_M64_NON_SPLIT = 2 -}; - -enum OpalPciResetScope { - OPAL_RESET_PHB_COMPLETE = 1, - OPAL_RESET_PCI_LINK = 2, - OPAL_RESET_PHB_ERROR = 3, - OPAL_RESET_PCI_HOT = 4, - OPAL_RESET_PCI_FUNDAMENTAL = 5, - OPAL_RESET_PCI_IODA_TABLE = 6 -}; - -enum OpalPciReinitScope { - OPAL_REINIT_PCI_DEV = 1000 -}; - -enum OpalPciResetState { - OPAL_DEASSERT_RESET = 0, - OPAL_ASSERT_RESET = 1 -}; - -enum OpalPciMaskAction { - OPAL_UNMASK_ERROR_TYPE = 0, - OPAL_MASK_ERROR_TYPE = 1 -}; - -enum OpalSlotLedType { - OPAL_SLOT_LED_ID_TYPE = 0, - OPAL_SLOT_LED_FAULT_TYPE = 1 -}; - -enum OpalLedAction { - OPAL_TURN_OFF_LED = 0, - OPAL_TURN_ON_LED = 1, - OPAL_QUERY_LED_STATE_AFTER_BUSY = 2 -}; - -enum OpalEpowStatus { - OPAL_EPOW_NONE = 0, - OPAL_EPOW_UPS = 1, - OPAL_EPOW_OVER_AMBIENT_TEMP = 2, - OPAL_EPOW_OVER_INTERNAL_TEMP = 3 -}; - -/* - * Address cycle types for LPC accesses. These also correspond - * to the content of the first cell of the "reg" property for - * device nodes on the LPC bus - */ -enum OpalLPCAddressType { - OPAL_LPC_MEM = 0, - OPAL_LPC_IO = 1, - OPAL_LPC_FW = 2, -}; - -/* System parameter permission */ -enum OpalSysparamPerm { - OPAL_SYSPARAM_READ = 0x1, - OPAL_SYSPARAM_WRITE = 0x2, - OPAL_SYSPARAM_RW = (OPAL_SYSPARAM_READ | OPAL_SYSPARAM_WRITE), -}; - -struct opal_msg { - __be32 msg_type; - __be32 reserved; - __be64 params[8]; -}; - -enum { - OPAL_IPMI_MSG_FORMAT_VERSION_1 = 1, -}; - -struct opal_ipmi_msg { - uint8_t version; - uint8_t netfn; - uint8_t cmd; - uint8_t data[]; -}; - -/* FSP memory errors handling */ -enum OpalMemErr_Version { - OpalMemErr_V1 = 1, -}; - -enum OpalMemErrType { - OPAL_MEM_ERR_TYPE_RESILIENCE = 0, - OPAL_MEM_ERR_TYPE_DYN_DALLOC, - OPAL_MEM_ERR_TYPE_SCRUB, -}; - -/* Memory Reilience error type */ -enum OpalMemErr_ResilErrType { - OPAL_MEM_RESILIENCE_CE = 0, - OPAL_MEM_RESILIENCE_UE, - OPAL_MEM_RESILIENCE_UE_SCRUB, -}; - -/* Dynamic Memory Deallocation type */ -enum OpalMemErr_DynErrType { - OPAL_MEM_DYNAMIC_DEALLOC = 0, -}; - -/* OpalMemoryErrorData->flags */ -#define OPAL_MEM_CORRECTED_ERROR 0x0001 -#define OPAL_MEM_THRESHOLD_EXCEEDED 0x0002 -#define OPAL_MEM_ACK_REQUIRED 0x8000 - -struct OpalMemoryErrorData { - enum OpalMemErr_Version version:8; /* 0x00 */ - enum OpalMemErrType type:8; /* 0x01 */ - __be16 flags; /* 0x02 */ - uint8_t reserved_1[4]; /* 0x04 */ - - union { - /* Memory Resilience corrected/uncorrected error info */ - struct { - enum OpalMemErr_ResilErrType resil_err_type:8; - uint8_t reserved_1[7]; - __be64 physical_address_start; - __be64 physical_address_end; - } resilience; - /* Dynamic memory deallocation error info */ - struct { - enum OpalMemErr_DynErrType dyn_err_type:8; - uint8_t reserved_1[7]; - __be64 physical_address_start; - __be64 physical_address_end; - } dyn_dealloc; - } u; -}; - -/* HMI interrupt event */ -enum OpalHMI_Version { - OpalHMIEvt_V1 = 1, -}; - -enum OpalHMI_Severity { - OpalHMI_SEV_NO_ERROR = 0, - OpalHMI_SEV_WARNING = 1, - OpalHMI_SEV_ERROR_SYNC = 2, - OpalHMI_SEV_FATAL = 3, -}; - -enum OpalHMI_Disposition { - OpalHMI_DISPOSITION_RECOVERED = 0, - OpalHMI_DISPOSITION_NOT_RECOVERED = 1, -}; - -enum OpalHMI_ErrType { - OpalHMI_ERROR_MALFUNC_ALERT = 0, - OpalHMI_ERROR_PROC_RECOV_DONE, - OpalHMI_ERROR_PROC_RECOV_DONE_AGAIN, - OpalHMI_ERROR_PROC_RECOV_MASKED, - OpalHMI_ERROR_TFAC, - OpalHMI_ERROR_TFMR_PARITY, - OpalHMI_ERROR_HA_OVERFLOW_WARN, - OpalHMI_ERROR_XSCOM_FAIL, - OpalHMI_ERROR_XSCOM_DONE, - OpalHMI_ERROR_SCOM_FIR, - OpalHMI_ERROR_DEBUG_TRIG_FIR, - OpalHMI_ERROR_HYP_RESOURCE, -}; - -struct OpalHMIEvent { - uint8_t version; /* 0x00 */ - uint8_t severity; /* 0x01 */ - uint8_t type; /* 0x02 */ - uint8_t disposition; /* 0x03 */ - uint8_t reserved_1[4]; /* 0x04 */ - - __be64 hmer; - /* TFMR register. Valid only for TFAC and TFMR_PARITY error type. */ - __be64 tfmr; -}; - -enum { - OPAL_P7IOC_DIAG_TYPE_NONE = 0, - OPAL_P7IOC_DIAG_TYPE_RGC = 1, - OPAL_P7IOC_DIAG_TYPE_BI = 2, - OPAL_P7IOC_DIAG_TYPE_CI = 3, - OPAL_P7IOC_DIAG_TYPE_MISC = 4, - OPAL_P7IOC_DIAG_TYPE_I2C = 5, - OPAL_P7IOC_DIAG_TYPE_LAST = 6 -}; - -struct OpalIoP7IOCErrorData { - __be16 type; - - /* GEM */ - __be64 gemXfir; - __be64 gemRfir; - __be64 gemRirqfir; - __be64 gemMask; - __be64 gemRwof; - - /* LEM */ - __be64 lemFir; - __be64 lemErrMask; - __be64 lemAction0; - __be64 lemAction1; - __be64 lemWof; - - union { - struct OpalIoP7IOCRgcErrorData { - __be64 rgcStatus; /* 3E1C10 */ - __be64 rgcLdcp; /* 3E1C18 */ - }rgc; - struct OpalIoP7IOCBiErrorData { - __be64 biLdcp0; /* 3C0100, 3C0118 */ - __be64 biLdcp1; /* 3C0108, 3C0120 */ - __be64 biLdcp2; /* 3C0110, 3C0128 */ - __be64 biFenceStatus; /* 3C0130, 3C0130 */ - - u8 biDownbound; /* BI Downbound or Upbound */ - }bi; - struct OpalIoP7IOCCiErrorData { - __be64 ciPortStatus; /* 3Dn008 */ - __be64 ciPortLdcp; /* 3Dn010 */ - - u8 ciPort; /* Index of CI port: 0/1 */ - }ci; - }; -}; - -/** - * This structure defines the overlay which will be used to store PHB error - * data upon request. - */ -enum { - OPAL_PHB_ERROR_DATA_VERSION_1 = 1, -}; - -enum { - OPAL_PHB_ERROR_DATA_TYPE_P7IOC = 1, - OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2 -}; - -enum { - OPAL_P7IOC_NUM_PEST_REGS = 128, - OPAL_PHB3_NUM_PEST_REGS = 256 -}; - -/* CAPI modes for PHB */ -enum { - OPAL_PHB_CAPI_MODE_PCIE = 0, - OPAL_PHB_CAPI_MODE_CAPI = 1, - OPAL_PHB_CAPI_MODE_SNOOP_OFF = 2, - OPAL_PHB_CAPI_MODE_SNOOP_ON = 3, -}; - -struct OpalIoPhbErrorCommon { - __be32 version; - __be32 ioType; - __be32 len; -}; - -struct OpalIoP7IOCPhbErrorData { - struct OpalIoPhbErrorCommon common; - - __be32 brdgCtl; - - // P7IOC utl regs - __be32 portStatusReg; - __be32 rootCmplxStatus; - __be32 busAgentStatus; - - // P7IOC cfg regs - __be32 deviceStatus; - __be32 slotStatus; - __be32 linkStatus; - __be32 devCmdStatus; - __be32 devSecStatus; - - // cfg AER regs - __be32 rootErrorStatus; - __be32 uncorrErrorStatus; - __be32 corrErrorStatus; - __be32 tlpHdr1; - __be32 tlpHdr2; - __be32 tlpHdr3; - __be32 tlpHdr4; - __be32 sourceId; - - __be32 rsv3; - - // Record data about the call to allocate a buffer. - __be64 errorClass; - __be64 correlator; - - //P7IOC MMIO Error Regs - __be64 p7iocPlssr; // n120 - __be64 p7iocCsr; // n110 - __be64 lemFir; // nC00 - __be64 lemErrorMask; // nC18 - __be64 lemWOF; // nC40 - __be64 phbErrorStatus; // nC80 - __be64 phbFirstErrorStatus; // nC88 - __be64 phbErrorLog0; // nCC0 - __be64 phbErrorLog1; // nCC8 - __be64 mmioErrorStatus; // nD00 - __be64 mmioFirstErrorStatus; // nD08 - __be64 mmioErrorLog0; // nD40 - __be64 mmioErrorLog1; // nD48 - __be64 dma0ErrorStatus; // nD80 - __be64 dma0FirstErrorStatus; // nD88 - __be64 dma0ErrorLog0; // nDC0 - __be64 dma0ErrorLog1; // nDC8 - __be64 dma1ErrorStatus; // nE00 - __be64 dma1FirstErrorStatus; // nE08 - __be64 dma1ErrorLog0; // nE40 - __be64 dma1ErrorLog1; // nE48 - __be64 pestA[OPAL_P7IOC_NUM_PEST_REGS]; - __be64 pestB[OPAL_P7IOC_NUM_PEST_REGS]; -}; - -struct OpalIoPhb3ErrorData { - struct OpalIoPhbErrorCommon common; - - __be32 brdgCtl; - - /* PHB3 UTL regs */ - __be32 portStatusReg; - __be32 rootCmplxStatus; - __be32 busAgentStatus; - - /* PHB3 cfg regs */ - __be32 deviceStatus; - __be32 slotStatus; - __be32 linkStatus; - __be32 devCmdStatus; - __be32 devSecStatus; - - /* cfg AER regs */ - __be32 rootErrorStatus; - __be32 uncorrErrorStatus; - __be32 corrErrorStatus; - __be32 tlpHdr1; - __be32 tlpHdr2; - __be32 tlpHdr3; - __be32 tlpHdr4; - __be32 sourceId; - - __be32 rsv3; - - /* Record data about the call to allocate a buffer */ - __be64 errorClass; - __be64 correlator; - - __be64 nFir; /* 000 */ - __be64 nFirMask; /* 003 */ - __be64 nFirWOF; /* 008 */ - - /* PHB3 MMIO Error Regs */ - __be64 phbPlssr; /* 120 */ - __be64 phbCsr; /* 110 */ - __be64 lemFir; /* C00 */ - __be64 lemErrorMask; /* C18 */ - __be64 lemWOF; /* C40 */ - __be64 phbErrorStatus; /* C80 */ - __be64 phbFirstErrorStatus; /* C88 */ - __be64 phbErrorLog0; /* CC0 */ - __be64 phbErrorLog1; /* CC8 */ - __be64 mmioErrorStatus; /* D00 */ - __be64 mmioFirstErrorStatus; /* D08 */ - __be64 mmioErrorLog0; /* D40 */ - __be64 mmioErrorLog1; /* D48 */ - __be64 dma0ErrorStatus; /* D80 */ - __be64 dma0FirstErrorStatus; /* D88 */ - __be64 dma0ErrorLog0; /* DC0 */ - __be64 dma0ErrorLog1; /* DC8 */ - __be64 dma1ErrorStatus; /* E00 */ - __be64 dma1FirstErrorStatus; /* E08 */ - __be64 dma1ErrorLog0; /* E40 */ - __be64 dma1ErrorLog1; /* E48 */ - __be64 pestA[OPAL_PHB3_NUM_PEST_REGS]; - __be64 pestB[OPAL_PHB3_NUM_PEST_REGS]; -}; - -enum { - OPAL_REINIT_CPUS_HILE_BE = (1 << 0), - OPAL_REINIT_CPUS_HILE_LE = (1 << 1), -}; - -typedef struct oppanel_line { - const char * line; - uint64_t line_len; -} oppanel_line_t; - -/* OPAL I2C request */ -struct opal_i2c_request { - uint8_t type; -#define OPAL_I2C_RAW_READ 0 -#define OPAL_I2C_RAW_WRITE 1 -#define OPAL_I2C_SM_READ 2 -#define OPAL_I2C_SM_WRITE 3 - uint8_t flags; -#define OPAL_I2C_ADDR_10 0x01 /* Not supported yet */ - uint8_t subaddr_sz; /* Max 4 */ - uint8_t reserved; - __be16 addr; /* 7 or 10 bit address */ - __be16 reserved2; - __be32 subaddr; /* Sub-address if any */ - __be32 size; /* Data size */ - __be64 buffer_ra; /* Buffer real address */ -}; +/* We calculate number of sg entries based on PAGE_SIZE */ +#define SG_ENTRIES_PER_NODE ((PAGE_SIZE - 16) / sizeof(struct opal_sg_entry)) /* /sys/firmware/opal */ extern struct kobject *opal_kobj; @@ -932,6 +194,13 @@ int64_t opal_ipmi_recv(uint64_t interface, struct opal_ipmi_msg *msg, int64_t opal_i2c_request(uint64_t async_token, uint32_t bus_id, struct opal_i2c_request *oreq); +int64_t opal_flash_read(uint64_t id, uint64_t offset, uint64_t buf, + uint64_t size, uint64_t token); +int64_t opal_flash_write(uint64_t id, uint64_t offset, uint64_t buf, + uint64_t size, uint64_t token); +int64_t opal_flash_erase(uint64_t id, uint64_t offset, uint64_t size, + uint64_t token); + /* Internal functions */ extern int early_init_dt_scan_opal(unsigned long node, const char *uname, int depth, void *data); @@ -946,8 +215,10 @@ extern void hvc_opal_init_early(void); extern int opal_notifier_register(struct notifier_block *nb); extern int opal_notifier_unregister(struct notifier_block *nb); -extern int opal_message_notifier_register(enum OpalMessageType msg_type, +extern int opal_message_notifier_register(enum opal_msg_type msg_type, struct notifier_block *nb); +extern int opal_message_notifier_unregister(enum opal_msg_type msg_type, + struct notifier_block *nb); extern void opal_notifier_enable(void); extern void opal_notifier_disable(void); extern void opal_notifier_update_evt(uint64_t evt_mask, uint64_t evt_val); @@ -962,7 +233,7 @@ extern int opal_get_sensor_data(u32 sensor_hndl, u32 *sensor_data); struct rtc_time; extern unsigned long opal_get_boot_time(void); extern void opal_nvram_init(void); -extern void opal_flash_init(void); +extern void opal_flash_update_init(void); extern void opal_flash_term_callback(void); extern int opal_elog_init(void); extern void opal_platform_dump_init(void); @@ -983,13 +254,8 @@ struct opal_sg_list *opal_vmalloc_to_sg_list(void *vmalloc_addr, unsigned long vmalloc_size); void opal_free_sg_list(struct opal_sg_list *sg); -/* - * Dump region ID range usable by the OS - */ -#define OPAL_DUMP_REGION_HOST_START 0x80 -#define OPAL_DUMP_REGION_LOG_BUF 0x80 -#define OPAL_DUMP_REGION_HOST_END 0xFF +extern int opal_error_code(int rc); #endif /* __ASSEMBLY__ */ -#endif /* __OPAL_H */ +#endif /* _ASM_POWERPC_OPAL_H */ diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h index e5f22c6c4bf9..70bd4381f8e6 100644 --- a/arch/powerpc/include/asm/paca.h +++ b/arch/powerpc/include/asm/paca.h @@ -106,9 +106,9 @@ struct paca_struct { #endif /* CONFIG_PPC_STD_MMU_64 */ #ifdef CONFIG_PPC_BOOK3E - u64 exgen[8] __attribute__((aligned(0x80))); + u64 exgen[8] __aligned(0x40); /* Keep pgd in the same cacheline as the start of extlb */ - pgd_t *pgd __attribute__((aligned(0x80))); /* Current PGD */ + pgd_t *pgd __aligned(0x40); /* Current PGD */ pgd_t *kernel_pgd; /* Kernel PGD */ /* Shared by all threads of a core -- points to tcd of first thread */ diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h index 546d036fe925..1811c44bf34b 100644 --- a/arch/powerpc/include/asm/pci-bridge.h +++ b/arch/powerpc/include/asm/pci-bridge.h @@ -15,6 +15,24 @@ struct device_node; /* + * PCI controller operations + */ +struct pci_controller_ops { + void (*dma_dev_setup)(struct pci_dev *dev); + void (*dma_bus_setup)(struct pci_bus *bus); + + int (*probe_mode)(struct pci_bus *); + + /* Called when pci_enable_device() is called. Returns true to + * allow assignment/enabling of the device. */ + bool (*enable_device_hook)(struct pci_dev *); + + /* Called during PCI resource reassignment */ + resource_size_t (*window_alignment)(struct pci_bus *, unsigned long type); + void (*reset_secondary_bus)(struct pci_dev *dev); +}; + +/* * Structure of a PCI controller (host bridge) */ struct pci_controller { @@ -46,6 +64,7 @@ struct pci_controller { resource_size_t isa_mem_phys; resource_size_t isa_mem_size; + struct pci_controller_ops controller_ops; struct pci_ops *ops; unsigned int __iomem *cfg_addr; void __iomem *cfg_data; @@ -89,6 +108,7 @@ struct pci_controller { #ifdef CONFIG_PPC64 unsigned long buid; + struct pci_dn *pci_data; #endif /* CONFIG_PPC64 */ void *private_data; @@ -154,31 +174,51 @@ static inline int isa_vaddr_is_ioport(void __iomem *address) struct iommu_table; struct pci_dn { + int flags; +#define PCI_DN_FLAG_IOV_VF 0x01 + int busno; /* pci bus number */ int devfn; /* pci device and function number */ + int vendor_id; /* Vendor ID */ + int device_id; /* Device ID */ + int class_code; /* Device class code */ + struct pci_dn *parent; struct pci_controller *phb; /* for pci devices */ struct iommu_table *iommu_table; /* for phb's or bridges */ struct device_node *node; /* back-pointer to the device_node */ int pci_ext_config_space; /* for pci devices */ - struct pci_dev *pcidev; /* back-pointer to the pci device */ #ifdef CONFIG_EEH struct eeh_dev *edev; /* eeh device */ #endif #define IODA_INVALID_PE (-1) #ifdef CONFIG_PPC_POWERNV int pe_number; +#ifdef CONFIG_PCI_IOV + u16 vfs_expanded; /* number of VFs IOV BAR expanded */ + u16 num_vfs; /* number of VFs enabled*/ + int offset; /* PE# for the first VF PE */ +#define M64_PER_IOV 4 + int m64_per_iov; +#define IODA_INVALID_M64 (-1) + int m64_wins[PCI_SRIOV_NUM_BARS][M64_PER_IOV]; +#endif /* CONFIG_PCI_IOV */ #endif + struct list_head child_list; + struct list_head list; }; /* Get the pointer to a device_node's pci_dn */ #define PCI_DN(dn) ((struct pci_dn *) (dn)->data) +extern struct pci_dn *pci_get_pdn_by_devfn(struct pci_bus *bus, + int devfn); extern struct pci_dn *pci_get_pdn(struct pci_dev *pdev); - -extern void * update_dn_pci_info(struct device_node *dn, void *data); +extern struct pci_dn *add_dev_pci_data(struct pci_dev *pdev); +extern void remove_dev_pci_data(struct pci_dev *pdev); +extern void *update_dn_pci_info(struct device_node *dn, void *data); static inline int pci_device_from_OF_node(struct device_node *np, u8 *bus, u8 *devfn) @@ -191,20 +231,12 @@ static inline int pci_device_from_OF_node(struct device_node *np, } #if defined(CONFIG_EEH) -static inline struct eeh_dev *of_node_to_eeh_dev(struct device_node *dn) +static inline struct eeh_dev *pdn_to_eeh_dev(struct pci_dn *pdn) { - /* - * For those OF nodes whose parent isn't PCI bridge, they - * don't have PCI_DN actually. So we have to skip them for - * any EEH operations. - */ - if (!dn || !PCI_DN(dn)) - return NULL; - - return PCI_DN(dn)->edev; + return pdn ? pdn->edev : NULL; } #else -#define of_node_to_eeh_dev(x) (NULL) +#define pdn_to_eeh_dev(x) (NULL) #endif /** Find the bus corresponding to the indicated device node */ diff --git a/arch/powerpc/include/asm/pci.h b/arch/powerpc/include/asm/pci.h index 1b0739bc14b5..4aef8d660999 100644 --- a/arch/powerpc/include/asm/pci.h +++ b/arch/powerpc/include/asm/pci.h @@ -22,7 +22,7 @@ #include <asm-generic/pci-dma-compat.h> -/* Return values for ppc_md.pci_probe_mode function */ +/* Return values for pci_controller_ops.probe_mode function */ #define PCI_PROBE_NONE -1 /* Don't look at this bus at all */ #define PCI_PROBE_NORMAL 0 /* Do normal PCI probing */ #define PCI_PROBE_DEVTREE 1 /* Instantiate from device tree */ diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h index 9835ac4173b7..11a38635dd65 100644 --- a/arch/powerpc/include/asm/pgtable.h +++ b/arch/powerpc/include/asm/pgtable.h @@ -247,28 +247,16 @@ extern int gup_hugepte(pte_t *ptep, unsigned long sz, unsigned long addr, #define pmd_large(pmd) 0 #define has_transparent_hugepage() 0 #endif -pte_t *find_linux_pte_or_hugepte(pgd_t *pgdir, unsigned long ea, +pte_t *__find_linux_pte_or_hugepte(pgd_t *pgdir, unsigned long ea, unsigned *shift); - -static inline pte_t *lookup_linux_ptep(pgd_t *pgdir, unsigned long hva, - unsigned long *pte_sizep) +static inline pte_t *find_linux_pte_or_hugepte(pgd_t *pgdir, unsigned long ea, + unsigned *shift) { - pte_t *ptep; - unsigned long ps = *pte_sizep; - unsigned int shift; - - ptep = find_linux_pte_or_hugepte(pgdir, hva, &shift); - if (!ptep) - return NULL; - if (shift) - *pte_sizep = 1ul << shift; - else - *pte_sizep = PAGE_SIZE; - - if (ps > *pte_sizep) - return NULL; - - return ptep; + if (!arch_irqs_disabled()) { + pr_info("%s called with irq enabled\n", __func__); + dump_stack(); + } + return __find_linux_pte_or_hugepte(pgdir, ea, shift); } #endif /* __ASSEMBLY__ */ diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h index 4cbe23af400a..5c93f691b495 100644 --- a/arch/powerpc/include/asm/ppc-opcode.h +++ b/arch/powerpc/include/asm/ppc-opcode.h @@ -213,6 +213,8 @@ #define PPC_INST_LWZ 0x80000000 #define PPC_INST_STD 0xf8000000 #define PPC_INST_STDU 0xf8000001 +#define PPC_INST_STW 0x90000000 +#define PPC_INST_STWU 0x94000000 #define PPC_INST_MFLR 0x7c0802a6 #define PPC_INST_MTLR 0x7c0803a6 #define PPC_INST_CMPWI 0x2c000000 diff --git a/arch/powerpc/include/asm/ppc-pci.h b/arch/powerpc/include/asm/ppc-pci.h index db1e2b8eff3c..4122a86d6858 100644 --- a/arch/powerpc/include/asm/ppc-pci.h +++ b/arch/powerpc/include/asm/ppc-pci.h @@ -23,8 +23,6 @@ extern void pci_setup_phb_io_dynamic(struct pci_controller *hose, int primary); extern struct list_head hose_list; -extern void find_and_init_phbs(void); - extern struct pci_dev *isa_bridge_pcidev; /* may be NULL if no ISA bus */ /** Bus Unit ID macros; get low and hi 32-bits of the 64-bit BUID */ @@ -33,9 +31,14 @@ extern struct pci_dev *isa_bridge_pcidev; /* may be NULL if no ISA bus */ /* PCI device_node operations */ struct device_node; +struct pci_dn; + typedef void *(*traverse_func)(struct device_node *me, void *data); void *traverse_pci_devices(struct device_node *start, traverse_func pre, void *data); +void *traverse_pci_dn(struct pci_dn *root, + void *(*fn)(struct pci_dn *, void *), + void *data); extern void pci_devs_phb_init(void); extern void pci_devs_phb_init_dynamic(struct pci_controller *phb); @@ -76,7 +79,6 @@ static inline const char *eeh_driver_name(struct pci_dev *pdev) #endif /* CONFIG_EEH */ #else /* CONFIG_PCI */ -static inline void find_and_init_phbs(void) { } static inline void init_pci_config_tokens(void) { } #endif /* !CONFIG_PCI */ diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h index 7e4612528546..dd0fc18d8103 100644 --- a/arch/powerpc/include/asm/ppc_asm.h +++ b/arch/powerpc/include/asm/ppc_asm.h @@ -637,105 +637,105 @@ END_FTR_SECTION_NESTED(CPU_FTR_HAS_PPR,CPU_FTR_HAS_PPR,945) /* AltiVec Registers (VPRs) */ -#define vr0 0 -#define vr1 1 -#define vr2 2 -#define vr3 3 -#define vr4 4 -#define vr5 5 -#define vr6 6 -#define vr7 7 -#define vr8 8 -#define vr9 9 -#define vr10 10 -#define vr11 11 -#define vr12 12 -#define vr13 13 -#define vr14 14 -#define vr15 15 -#define vr16 16 -#define vr17 17 -#define vr18 18 -#define vr19 19 -#define vr20 20 -#define vr21 21 -#define vr22 22 -#define vr23 23 -#define vr24 24 -#define vr25 25 -#define vr26 26 -#define vr27 27 -#define vr28 28 -#define vr29 29 -#define vr30 30 -#define vr31 31 +#define v0 0 +#define v1 1 +#define v2 2 +#define v3 3 +#define v4 4 +#define v5 5 +#define v6 6 +#define v7 7 +#define v8 8 +#define v9 9 +#define v10 10 +#define v11 11 +#define v12 12 +#define v13 13 +#define v14 14 +#define v15 15 +#define v16 16 +#define v17 17 +#define v18 18 +#define v19 19 +#define v20 20 +#define v21 21 +#define v22 22 +#define v23 23 +#define v24 24 +#define v25 25 +#define v26 26 +#define v27 27 +#define v28 28 +#define v29 29 +#define v30 30 +#define v31 31 /* VSX Registers (VSRs) */ -#define vsr0 0 -#define vsr1 1 -#define vsr2 2 -#define vsr3 3 -#define vsr4 4 -#define vsr5 5 -#define vsr6 6 -#define vsr7 7 -#define vsr8 8 -#define vsr9 9 -#define vsr10 10 -#define vsr11 11 -#define vsr12 12 -#define vsr13 13 -#define vsr14 14 -#define vsr15 15 -#define vsr16 16 -#define vsr17 17 -#define vsr18 18 -#define vsr19 19 -#define vsr20 20 -#define vsr21 21 -#define vsr22 22 -#define vsr23 23 -#define vsr24 24 -#define vsr25 25 -#define vsr26 26 -#define vsr27 27 -#define vsr28 28 -#define vsr29 29 -#define vsr30 30 -#define vsr31 31 -#define vsr32 32 -#define vsr33 33 -#define vsr34 34 -#define vsr35 35 -#define vsr36 36 -#define vsr37 37 -#define vsr38 38 -#define vsr39 39 -#define vsr40 40 -#define vsr41 41 -#define vsr42 42 -#define vsr43 43 -#define vsr44 44 -#define vsr45 45 -#define vsr46 46 -#define vsr47 47 -#define vsr48 48 -#define vsr49 49 -#define vsr50 50 -#define vsr51 51 -#define vsr52 52 -#define vsr53 53 -#define vsr54 54 -#define vsr55 55 -#define vsr56 56 -#define vsr57 57 -#define vsr58 58 -#define vsr59 59 -#define vsr60 60 -#define vsr61 61 -#define vsr62 62 -#define vsr63 63 +#define vs0 0 +#define vs1 1 +#define vs2 2 +#define vs3 3 +#define vs4 4 +#define vs5 5 +#define vs6 6 +#define vs7 7 +#define vs8 8 +#define vs9 9 +#define vs10 10 +#define vs11 11 +#define vs12 12 +#define vs13 13 +#define vs14 14 +#define vs15 15 +#define vs16 16 +#define vs17 17 +#define vs18 18 +#define vs19 19 +#define vs20 20 +#define vs21 21 +#define vs22 22 +#define vs23 23 +#define vs24 24 +#define vs25 25 +#define vs26 26 +#define vs27 27 +#define vs28 28 +#define vs29 29 +#define vs30 30 +#define vs31 31 +#define vs32 32 +#define vs33 33 +#define vs34 34 +#define vs35 35 +#define vs36 36 +#define vs37 37 +#define vs38 38 +#define vs39 39 +#define vs40 40 +#define vs41 41 +#define vs42 42 +#define vs43 43 +#define vs44 44 +#define vs45 45 +#define vs46 46 +#define vs47 47 +#define vs48 48 +#define vs49 49 +#define vs50 50 +#define vs51 51 +#define vs52 52 +#define vs53 53 +#define vs54 54 +#define vs55 55 +#define vs56 56 +#define vs57 57 +#define vs58 58 +#define vs59 59 +#define vs60 60 +#define vs61 61 +#define vs62 62 +#define vs63 63 /* SPE Registers (EVPRs) */ diff --git a/arch/powerpc/include/asm/rtas.h b/arch/powerpc/include/asm/rtas.h index 2e23e92a4372..7a4ede16b283 100644 --- a/arch/powerpc/include/asm/rtas.h +++ b/arch/powerpc/include/asm/rtas.h @@ -4,6 +4,7 @@ #include <linux/spinlock.h> #include <asm/page.h> +#include <linux/time.h> /* * Definitions for talking to the RTAS on CHRP machines. @@ -273,6 +274,7 @@ inline uint32_t rtas_ext_event_company_id(struct rtas_ext_event_log_v6 *ext_log) #define PSERIES_ELOG_SECT_ID_MANUFACT_INFO (('M' << 8) | 'I') #define PSERIES_ELOG_SECT_ID_CALL_HOME (('C' << 8) | 'H') #define PSERIES_ELOG_SECT_ID_USER_DEF (('U' << 8) | 'D') +#define PSERIES_ELOG_SECT_ID_HOTPLUG (('H' << 8) | 'P') /* Vendor specific Platform Event Log Format, Version 6, section header */ struct pseries_errorlog { @@ -296,6 +298,31 @@ inline uint16_t pseries_errorlog_length(struct pseries_errorlog *sect) return be16_to_cpu(sect->length); } +/* RTAS pseries hotplug errorlog section */ +struct pseries_hp_errorlog { + u8 resource; + u8 action; + u8 id_type; + u8 reserved; + union { + __be32 drc_index; + __be32 drc_count; + char drc_name[1]; + } _drc_u; +}; + +#define PSERIES_HP_ELOG_RESOURCE_CPU 1 +#define PSERIES_HP_ELOG_RESOURCE_MEM 2 +#define PSERIES_HP_ELOG_RESOURCE_SLOT 3 +#define PSERIES_HP_ELOG_RESOURCE_PHB 4 + +#define PSERIES_HP_ELOG_ACTION_ADD 1 +#define PSERIES_HP_ELOG_ACTION_REMOVE 2 + +#define PSERIES_HP_ELOG_ID_DRC_NAME 1 +#define PSERIES_HP_ELOG_ID_DRC_INDEX 2 +#define PSERIES_HP_ELOG_ID_DRC_COUNT 3 + struct pseries_errorlog *get_pseries_errorlog(struct rtas_error_log *log, uint16_t section_id); @@ -327,7 +354,7 @@ extern int rtas_suspend_cpu(struct rtas_suspend_me_data *data); extern int rtas_suspend_last_cpu(struct rtas_suspend_me_data *data); extern int rtas_online_cpus_mask(cpumask_var_t cpus); extern int rtas_offline_cpus_mask(cpumask_var_t cpus); -extern int rtas_ibm_suspend_me(u64 handle, int *vasi_return); +extern int rtas_ibm_suspend_me(u64 handle); struct rtc_time; extern unsigned long rtas_get_boot_time(void); @@ -343,8 +370,12 @@ extern int early_init_dt_scan_rtas(unsigned long node, extern void pSeries_log_error(char *buf, unsigned int err_type, int fatal); #ifdef CONFIG_PPC_PSERIES +extern time64_t last_rtas_event; +extern int clobbering_unread_rtas_event(void); extern int pseries_devicetree_update(s32 scope); extern void post_mobility_fixup(void); +#else +static inline int clobbering_unread_rtas_event(void) { return 0; } #endif #ifdef CONFIG_PPC_RTAS_DAEMON diff --git a/arch/powerpc/include/asm/seccomp.h b/arch/powerpc/include/asm/seccomp.h new file mode 100644 index 000000000000..c1818e35cf02 --- /dev/null +++ b/arch/powerpc/include/asm/seccomp.h @@ -0,0 +1,10 @@ +#ifndef _ASM_POWERPC_SECCOMP_H +#define _ASM_POWERPC_SECCOMP_H + +#include <linux/unistd.h> + +#define __NR_seccomp_sigreturn_32 __NR_sigreturn + +#include <asm-generic/seccomp.h> + +#endif /* _ASM_POWERPC_SECCOMP_H */ diff --git a/arch/powerpc/include/asm/setup.h b/arch/powerpc/include/asm/setup.h index fbdf18cf954c..e9d384cbd021 100644 --- a/arch/powerpc/include/asm/setup.h +++ b/arch/powerpc/include/asm/setup.h @@ -7,7 +7,6 @@ extern void ppc_printk_progress(char *s, unsigned short hex); extern unsigned int rtas_data; -extern int mem_init_done; /* set on boot once kmalloc can be called */ extern unsigned long long memory_limit; extern unsigned long klimit; extern void *zalloc_maybe_bootmem(size_t size, gfp_t mask); diff --git a/arch/powerpc/include/asm/smp.h b/arch/powerpc/include/asm/smp.h index d607df5081a7..825663c30945 100644 --- a/arch/powerpc/include/asm/smp.h +++ b/arch/powerpc/include/asm/smp.h @@ -42,7 +42,7 @@ struct smp_ops_t { #ifdef CONFIG_PPC_SMP_MUXED_IPI void (*cause_ipi)(int cpu, unsigned long data); #endif - int (*probe)(void); + void (*probe)(void); int (*kick_cpu)(int nr); void (*setup_cpu)(int nr); void (*bringup_done)(void); @@ -125,7 +125,6 @@ extern irqreturn_t smp_ipi_demux(void); void smp_init_pSeries(void); void smp_init_cell(void); -void smp_init_celleb(void); void smp_setup_cpu_maps(void); extern int __cpu_disable(void); @@ -175,7 +174,7 @@ static inline void set_hard_smp_processor_id(int cpu, int phys) extern int smt_enabled_at_boot; -extern int smp_mpic_probe(void); +extern void smp_mpic_probe(void); extern void smp_mpic_setup_cpu(int cpu); extern int smp_generic_kick_cpu(int nr); extern int smp_generic_cpu_bootable(unsigned int nr); diff --git a/arch/powerpc/include/asm/smu.h b/arch/powerpc/include/asm/smu.h index 6e909f3e6a46..37d2da6feabf 100644 --- a/arch/powerpc/include/asm/smu.h +++ b/arch/powerpc/include/asm/smu.h @@ -478,7 +478,7 @@ extern unsigned long smu_cmdbuf_abs; /* - * Kenrel asynchronous i2c interface + * Kernel asynchronous i2c interface */ #define SMU_I2C_READ_MAX 0x1d diff --git a/arch/powerpc/include/asm/swab.h b/arch/powerpc/include/asm/swab.h index 96f59de61855..487e09077a3e 100644 --- a/arch/powerpc/include/asm/swab.h +++ b/arch/powerpc/include/asm/swab.h @@ -9,30 +9,4 @@ #include <uapi/asm/swab.h> -static __inline__ __u16 ld_le16(const volatile __u16 *addr) -{ - __u16 val; - - __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr)); - return val; -} - -static __inline__ void st_le16(volatile __u16 *addr, const __u16 val) -{ - __asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr)); -} - -static __inline__ __u32 ld_le32(const volatile __u32 *addr) -{ - __u32 val; - - __asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr)); - return val; -} - -static __inline__ void st_le32(volatile __u32 *addr, const __u32 val) -{ - __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr)); -} - #endif /* _ASM_POWERPC_SWAB_H */ diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h index 91062eef582f..f1863a138b4a 100644 --- a/arch/powerpc/include/asm/systbl.h +++ b/arch/powerpc/include/asm/systbl.h @@ -367,3 +367,4 @@ SYSCALL_SPU(getrandom) SYSCALL_SPU(memfd_create) SYSCALL_SPU(bpf) COMPAT_SYS(execveat) +PPC64ONLY(switch_endian) diff --git a/arch/powerpc/include/asm/thread_info.h b/arch/powerpc/include/asm/thread_info.h index 72489799cf02..7efee4a3240b 100644 --- a/arch/powerpc/include/asm/thread_info.h +++ b/arch/powerpc/include/asm/thread_info.h @@ -39,7 +39,6 @@ */ struct thread_info { struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain; /* execution domain */ int cpu; /* cpu we're on */ int preempt_count; /* 0 => preemptable, <0 => BUG */ @@ -55,7 +54,6 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .flags = 0, \ diff --git a/arch/powerpc/include/asm/time.h b/arch/powerpc/include/asm/time.h index 03cbada59d3a..10fc784a2ad4 100644 --- a/arch/powerpc/include/asm/time.h +++ b/arch/powerpc/include/asm/time.h @@ -211,5 +211,8 @@ extern void secondary_cpu_time_init(void); DECLARE_PER_CPU(u64, decrementers_next_tb); +/* Convert timebase ticks to nanoseconds */ +unsigned long long tb_to_ns(unsigned long long tb_ticks); + #endif /* __KERNEL__ */ #endif /* __POWERPC_TIME_H */ diff --git a/arch/powerpc/include/asm/ucc_slow.h b/arch/powerpc/include/asm/ucc_slow.h index c44131e68e11..233ef5fe5fde 100644 --- a/arch/powerpc/include/asm/ucc_slow.h +++ b/arch/powerpc/include/asm/ucc_slow.h @@ -251,19 +251,6 @@ void ucc_slow_enable(struct ucc_slow_private * uccs, enum comm_dir mode); */ void ucc_slow_disable(struct ucc_slow_private * uccs, enum comm_dir mode); -/* ucc_slow_poll_transmitter_now - * Immediately forces a poll of the transmitter for data to be sent. - * Typically, the hardware performs a periodic poll for data that the - * transmit routine has set up to be transmitted. In cases where - * this polling cycle is not soon enough, this optional routine can - * be invoked to force a poll right away, instead. Proper use for - * each transmission for which this functionality is desired is to - * call the transmit routine and then this routine right after. - * - * uccs - (In) pointer to the slow UCC structure. - */ -void ucc_slow_poll_transmitter_now(struct ucc_slow_private * uccs); - /* ucc_slow_graceful_stop_tx * Smoothly stops transmission on a specified slow UCC. * diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h index 36b79c31eedd..f4f8b667d75b 100644 --- a/arch/powerpc/include/asm/unistd.h +++ b/arch/powerpc/include/asm/unistd.h @@ -12,7 +12,7 @@ #include <uapi/asm/unistd.h> -#define __NR_syscalls 363 +#define __NR_syscalls 364 #define __NR__exit __NR_exit #define NR_syscalls __NR_syscalls diff --git a/arch/powerpc/include/asm/vga.h b/arch/powerpc/include/asm/vga.h index e5f8dd366212..ab3acd2f2786 100644 --- a/arch/powerpc/include/asm/vga.h +++ b/arch/powerpc/include/asm/vga.h @@ -25,12 +25,12 @@ static inline void scr_writew(u16 val, volatile u16 *addr) { - st_le16(addr, val); + *addr = cpu_to_le16(val); } static inline u16 scr_readw(volatile const u16 *addr) { - return ld_le16(addr); + return le16_to_cpu(*addr); } #define VT_BUF_HAVE_MEMCPYW diff --git a/arch/powerpc/include/asm/xics.h b/arch/powerpc/include/asm/xics.h index 6997f4a271df..0e25bdb190bb 100644 --- a/arch/powerpc/include/asm/xics.h +++ b/arch/powerpc/include/asm/xics.h @@ -146,7 +146,7 @@ extern void xics_update_irq_servers(void); extern void xics_set_cpu_giq(unsigned int gserver, unsigned int join); extern void xics_mask_unknown_vec(unsigned int vec); extern irqreturn_t xics_ipi_dispatch(int cpu); -extern int xics_smp_probe(void); +extern void xics_smp_probe(void); extern void xics_register_ics(struct ics *ics); extern void xics_teardown_cpu(void); extern void xics_kexec_teardown_cpu(int secondary); |