diff options
Diffstat (limited to 'arch/arm64/include/asm')
| -rw-r--r-- | arch/arm64/include/asm/arch_timer.h | 1 | ||||
| -rw-r--r-- | arch/arm64/include/asm/cpu.h | 5 | ||||
| -rw-r--r-- | arch/arm64/include/asm/dma-mapping.h | 11 | ||||
| -rw-r--r-- | arch/arm64/include/asm/kvm_emulate.h | 12 | ||||
| -rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 3 | ||||
| -rw-r--r-- | arch/arm64/include/asm/kvm_mmu.h | 34 | ||||
| -rw-r--r-- | arch/arm64/include/asm/pgtable.h | 5 | ||||
| -rw-r--r-- | arch/arm64/include/asm/processor.h | 4 | ||||
| -rw-r--r-- | arch/arm64/include/asm/unistd.h | 2 | ||||
| -rw-r--r-- | arch/arm64/include/asm/unistd32.h | 2 |
10 files changed, 59 insertions, 20 deletions
diff --git a/arch/arm64/include/asm/arch_timer.h b/arch/arm64/include/asm/arch_timer.h index b1fa4e614718..fbe0ca31a99c 100644 --- a/arch/arm64/include/asm/arch_timer.h +++ b/arch/arm64/include/asm/arch_timer.h @@ -21,6 +21,7 @@ #include <asm/barrier.h> +#include <linux/bug.h> #include <linux/init.h> #include <linux/types.h> diff --git a/arch/arm64/include/asm/cpu.h b/arch/arm64/include/asm/cpu.h index ace70682499b..8e797b2fcc01 100644 --- a/arch/arm64/include/asm/cpu.h +++ b/arch/arm64/include/asm/cpu.h @@ -39,6 +39,7 @@ struct cpuinfo_arm64 { u64 reg_id_aa64pfr0; u64 reg_id_aa64pfr1; + u32 reg_id_dfr0; u32 reg_id_isar0; u32 reg_id_isar1; u32 reg_id_isar2; @@ -51,6 +52,10 @@ struct cpuinfo_arm64 { u32 reg_id_mmfr3; u32 reg_id_pfr0; u32 reg_id_pfr1; + + u32 reg_mvfr0; + u32 reg_mvfr1; + u32 reg_mvfr2; }; DECLARE_PER_CPU(struct cpuinfo_arm64, cpu_data); diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h index d34189bceff7..9ce3e680ae1c 100644 --- a/arch/arm64/include/asm/dma-mapping.h +++ b/arch/arm64/include/asm/dma-mapping.h @@ -52,13 +52,14 @@ static inline void set_dma_ops(struct device *dev, struct dma_map_ops *ops) dev->archdata.dma_ops = ops; } -static inline int set_arch_dma_coherent_ops(struct device *dev) +static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size, + struct iommu_ops *iommu, bool coherent) { - dev->archdata.dma_coherent = true; - set_dma_ops(dev, &coherent_swiotlb_dma_ops); - return 0; + dev->archdata.dma_coherent = coherent; + if (coherent) + set_dma_ops(dev, &coherent_swiotlb_dma_ops); } -#define set_arch_dma_coherent_ops set_arch_dma_coherent_ops +#define arch_setup_dma_ops arch_setup_dma_ops /* do not use this function in a driver */ static inline bool is_device_dma_coherent(struct device *dev) diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h index 8127e45e2637..3cb4c856b10d 100644 --- a/arch/arm64/include/asm/kvm_emulate.h +++ b/arch/arm64/include/asm/kvm_emulate.h @@ -41,6 +41,18 @@ void kvm_inject_pabt(struct kvm_vcpu *vcpu, unsigned long addr); static inline void vcpu_reset_hcr(struct kvm_vcpu *vcpu) { vcpu->arch.hcr_el2 = HCR_GUEST_FLAGS; + if (test_bit(KVM_ARM_VCPU_EL1_32BIT, vcpu->arch.features)) + vcpu->arch.hcr_el2 &= ~HCR_RW; +} + +static inline unsigned long vcpu_get_hcr(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.hcr_el2; +} + +static inline void vcpu_set_hcr(struct kvm_vcpu *vcpu, unsigned long hcr) +{ + vcpu->arch.hcr_el2 = hcr; } static inline unsigned long *vcpu_pc(const struct kvm_vcpu *vcpu) diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 0b7dfdb931df..acd101a9014d 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -116,9 +116,6 @@ struct kvm_vcpu_arch { * Anything that is not used directly from assembly code goes * here. */ - /* dcache set/way operation pending */ - int last_pcpu; - cpumask_t require_dcache_flush; /* Don't run the guest */ bool pause; diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h index 14a74f136272..adcf49547301 100644 --- a/arch/arm64/include/asm/kvm_mmu.h +++ b/arch/arm64/include/asm/kvm_mmu.h @@ -243,24 +243,46 @@ static inline bool vcpu_has_cache_enabled(struct kvm_vcpu *vcpu) return (vcpu_sys_reg(vcpu, SCTLR_EL1) & 0b101) == 0b101; } -static inline void coherent_cache_guest_page(struct kvm_vcpu *vcpu, hva_t hva, - unsigned long size, - bool ipa_uncached) +static inline void __coherent_cache_guest_page(struct kvm_vcpu *vcpu, pfn_t pfn, + unsigned long size, + bool ipa_uncached) { + void *va = page_address(pfn_to_page(pfn)); + if (!vcpu_has_cache_enabled(vcpu) || ipa_uncached) - kvm_flush_dcache_to_poc((void *)hva, size); + kvm_flush_dcache_to_poc(va, size); if (!icache_is_aliasing()) { /* PIPT */ - flush_icache_range(hva, hva + size); + flush_icache_range((unsigned long)va, + (unsigned long)va + size); } else if (!icache_is_aivivt()) { /* non ASID-tagged VIVT */ /* any kind of VIPT cache */ __flush_icache_all(); } } +static inline void __kvm_flush_dcache_pte(pte_t pte) +{ + struct page *page = pte_page(pte); + kvm_flush_dcache_to_poc(page_address(page), PAGE_SIZE); +} + +static inline void __kvm_flush_dcache_pmd(pmd_t pmd) +{ + struct page *page = pmd_page(pmd); + kvm_flush_dcache_to_poc(page_address(page), PMD_SIZE); +} + +static inline void __kvm_flush_dcache_pud(pud_t pud) +{ + struct page *page = pud_page(pud); + kvm_flush_dcache_to_poc(page_address(page), PUD_SIZE); +} + #define kvm_virt_to_phys(x) __virt_to_phys((unsigned long)(x)) -void stage2_flush_vm(struct kvm *kvm); +void kvm_set_way_flush(struct kvm_vcpu *vcpu); +void kvm_toggle_cache(struct kvm_vcpu *vcpu, bool was_enabled); #endif /* __ASSEMBLY__ */ #endif /* __ARM64_KVM_MMU_H__ */ diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index df22314f57cf..210d632aa5ad 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -298,7 +298,6 @@ void pmdp_splitting_flush(struct vm_area_struct *vma, unsigned long address, #define pfn_pmd(pfn,prot) (__pmd(((phys_addr_t)(pfn) << PAGE_SHIFT) | pgprot_val(prot))) #define mk_pmd(page,prot) pfn_pmd(page_to_pfn(page),prot) -#define pmd_page(pmd) pfn_to_page(__phys_to_pfn(pmd_val(pmd) & PHYS_MASK)) #define pud_write(pud) pte_write(pud_pte(pud)) #define pud_pfn(pud) (((pud_val(pud) & PUD_MASK) & PHYS_MASK) >> PAGE_SHIFT) @@ -401,7 +400,7 @@ static inline pmd_t *pmd_offset(pud_t *pud, unsigned long addr) return (pmd_t *)pud_page_vaddr(*pud) + pmd_index(addr); } -#define pud_page(pud) pmd_page(pud_pmd(pud)) +#define pud_page(pud) pfn_to_page(__phys_to_pfn(pud_val(pud) & PHYS_MASK)) #endif /* CONFIG_ARM64_PGTABLE_LEVELS > 2 */ @@ -437,6 +436,8 @@ static inline pud_t *pud_offset(pgd_t *pgd, unsigned long addr) return (pud_t *)pgd_page_vaddr(*pgd) + pud_index(addr); } +#define pgd_page(pgd) pfn_to_page(__phys_to_pfn(pgd_val(pgd) & PHYS_MASK)) + #endif /* CONFIG_ARM64_PGTABLE_LEVELS > 3 */ #define pgd_ERROR(pgd) __pgd_error(__FILE__, __LINE__, pgd_val(pgd)) diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h index 286b1bec547c..f9be30ea1cbd 100644 --- a/arch/arm64/include/asm/processor.h +++ b/arch/arm64/include/asm/processor.h @@ -31,6 +31,7 @@ #include <asm/fpsimd.h> #include <asm/hw_breakpoint.h> +#include <asm/pgtable-hwdef.h> #include <asm/ptrace.h> #include <asm/types.h> @@ -123,9 +124,6 @@ struct task_struct; /* Free all resources held by a thread. */ extern void release_thread(struct task_struct *); -/* Prepare to copy thread state - unlazy all lazy status */ -#define prepare_to_copy(tsk) do { } while (0) - unsigned long get_wchan(struct task_struct *p); #define cpu_relax() barrier() diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h index 49c9aefd24a5..23e9432ac112 100644 --- a/arch/arm64/include/asm/unistd.h +++ b/arch/arm64/include/asm/unistd.h @@ -44,7 +44,7 @@ #define __ARM_NR_compat_cacheflush (__ARM_NR_COMPAT_BASE+2) #define __ARM_NR_compat_set_tls (__ARM_NR_COMPAT_BASE+5) -#define __NR_compat_syscalls 386 +#define __NR_compat_syscalls 388 #endif #define __ARCH_WANT_SYS_CLONE diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h index 8893cebcea5b..27224426e0bf 100644 --- a/arch/arm64/include/asm/unistd32.h +++ b/arch/arm64/include/asm/unistd32.h @@ -795,3 +795,5 @@ __SYSCALL(__NR_getrandom, sys_getrandom) __SYSCALL(__NR_memfd_create, sys_memfd_create) #define __NR_bpf 386 __SYSCALL(__NR_bpf, sys_bpf) +#define __NR_execveat 387 +__SYSCALL(__NR_execveat, compat_sys_execveat) |
