diff options
Diffstat (limited to 'arch/sparc/include/asm')
| -rw-r--r-- | arch/sparc/include/asm/Kbuild | 1 | ||||
| -rw-r--r-- | arch/sparc/include/asm/compat.h | 17 | ||||
| -rw-r--r-- | arch/sparc/include/asm/io_32.h | 1 | ||||
| -rw-r--r-- | arch/sparc/include/asm/io_64.h | 2 | ||||
| -rw-r--r-- | arch/sparc/include/asm/pci.h | 2 | ||||
| -rw-r--r-- | arch/sparc/include/asm/pgalloc_32.h | 8 | ||||
| -rw-r--r-- | arch/sparc/include/asm/pgalloc_64.h | 8 | ||||
| -rw-r--r-- | arch/sparc/include/asm/pgtable_32.h | 33 | ||||
| -rw-r--r-- | arch/sparc/include/asm/pgtable_64.h | 32 | ||||
| -rw-r--r-- | arch/sparc/include/asm/tlb_64.h | 9 | ||||
| -rw-r--r-- | arch/sparc/include/asm/vmalloc.h | 4 |
11 files changed, 52 insertions, 65 deletions
diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild index b6212164847b..62de2eb2773d 100644 --- a/arch/sparc/include/asm/Kbuild +++ b/arch/sparc/include/asm/Kbuild @@ -18,7 +18,6 @@ generic-y += mcs_spinlock.h generic-y += mm-arch-hooks.h generic-y += mmiowb.h generic-y += module.h -generic-y += msi.h generic-y += preempt.h generic-y += serial.h generic-y += trace_clock.h diff --git a/arch/sparc/include/asm/compat.h b/arch/sparc/include/asm/compat.h index 30b1763580b1..40a267b3bd52 100644 --- a/arch/sparc/include/asm/compat.h +++ b/arch/sparc/include/asm/compat.h @@ -125,23 +125,6 @@ typedef u32 compat_sigset_word; #define COMPAT_OFF_T_MAX 0x7fffffff -/* - * A pointer passed in from user mode. This should not - * be used for syscall parameters, just declare them - * as pointers because the syscall entry code will have - * appropriately converted them already. - */ - -static inline void __user *compat_ptr(compat_uptr_t uptr) -{ - return (void __user *)(unsigned long)uptr; -} - -static inline compat_uptr_t ptr_to_compat(void __user *uptr) -{ - return (u32)(unsigned long)uptr; -} - #ifdef CONFIG_COMPAT static inline void __user *arch_compat_alloc_user_space(long len) { diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h index df2dc1784673..9a52d9506f80 100644 --- a/arch/sparc/include/asm/io_32.h +++ b/arch/sparc/include/asm/io_32.h @@ -127,6 +127,7 @@ static inline void sbus_memcpy_toio(volatile void __iomem *dst, * Bus number may be embedded in the higher bits of the physical address. * This is why we have no bus number argument to ioremap(). */ +void __iomem *ioremap(phys_addr_t offset, size_t size); void iounmap(volatile void __iomem *addr); /* Create a virtual mapping cookie for an IO port range */ void __iomem *ioport_map(unsigned long port, unsigned int nr); diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h index 688911051b44..9bb27e5c22f1 100644 --- a/arch/sparc/include/asm/io_64.h +++ b/arch/sparc/include/asm/io_64.h @@ -406,7 +406,7 @@ static inline void __iomem *ioremap(unsigned long offset, unsigned long size) return (void __iomem *)offset; } -#define ioremap_nocache(X,Y) ioremap((X),(Y)) +#define ioremap_uc(X,Y) ioremap((X),(Y)) #define ioremap_wc(X,Y) ioremap((X),(Y)) #define ioremap_wt(X,Y) ioremap((X),(Y)) diff --git a/arch/sparc/include/asm/pci.h b/arch/sparc/include/asm/pci.h index cfec79bb1831..4deddf430e5d 100644 --- a/arch/sparc/include/asm/pci.h +++ b/arch/sparc/include/asm/pci.h @@ -38,8 +38,6 @@ static inline int pci_proc_domain(struct pci_bus *bus) #define arch_can_pci_mmap_io() 1 #define HAVE_ARCH_PCI_GET_UNMAPPED_AREA #define get_pci_unmapped_area get_fb_unmapped_area - -#define HAVE_ARCH_PCI_RESOURCE_TO_USER #endif /* CONFIG_SPARC64 */ #if defined(CONFIG_SPARC64) || defined(CONFIG_LEON_PCI) diff --git a/arch/sparc/include/asm/pgalloc_32.h b/arch/sparc/include/asm/pgalloc_32.h index 282be50a4adf..eae0c92ec422 100644 --- a/arch/sparc/include/asm/pgalloc_32.h +++ b/arch/sparc/include/asm/pgalloc_32.h @@ -17,8 +17,6 @@ void srmmu_free_nocache(void *addr, int size); extern struct resource sparc_iomap; -#define check_pgt_cache() do { } while (0) - pgd_t *get_pgd_fast(void); static inline void free_pgd_fast(pgd_t *pgd) { @@ -28,14 +26,14 @@ static inline void free_pgd_fast(pgd_t *pgd) #define pgd_free(mm, pgd) free_pgd_fast(pgd) #define pgd_alloc(mm) get_pgd_fast() -static inline void pgd_set(pgd_t * pgdp, pmd_t * pmdp) +static inline void pud_set(pud_t * pudp, pmd_t * pmdp) { unsigned long pa = __nocache_pa(pmdp); - set_pte((pte_t *)pgdp, __pte((SRMMU_ET_PTD | (pa >> 4)))); + set_pte((pte_t *)pudp, __pte((SRMMU_ET_PTD | (pa >> 4)))); } -#define pgd_populate(MM, PGD, PMD) pgd_set(PGD, PMD) +#define pud_populate(MM, PGD, PMD) pud_set(PGD, PMD) static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) diff --git a/arch/sparc/include/asm/pgalloc_64.h b/arch/sparc/include/asm/pgalloc_64.h index 48abccba4991..264e76ceccf6 100644 --- a/arch/sparc/include/asm/pgalloc_64.h +++ b/arch/sparc/include/asm/pgalloc_64.h @@ -16,12 +16,12 @@ extern struct kmem_cache *pgtable_cache; -static inline void __pgd_populate(pgd_t *pgd, pud_t *pud) +static inline void __p4d_populate(p4d_t *p4d, pud_t *pud) { - pgd_set(pgd, pud); + p4d_set(p4d, pud); } -#define pgd_populate(MM, PGD, PUD) __pgd_populate(PGD, PUD) +#define p4d_populate(MM, P4D, PUD) __p4d_populate(P4D, PUD) static inline pgd_t *pgd_alloc(struct mm_struct *mm) { @@ -69,8 +69,6 @@ void pte_free(struct mm_struct *mm, pgtable_t ptepage); #define pmd_populate(MM, PMD, PTE) pmd_set(MM, PMD, PTE) #define pmd_pgtable(PMD) ((pte_t *)__pmd_page(PMD)) -#define check_pgt_cache() do { } while (0) - void pgtable_free(void *table, bool is_page); #ifdef CONFIG_SMP diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h index 4eebed6c6781..6d6f44c0cad9 100644 --- a/arch/sparc/include/asm/pgtable_32.h +++ b/arch/sparc/include/asm/pgtable_32.h @@ -12,7 +12,7 @@ #include <linux/const.h> #ifndef __ASSEMBLY__ -#include <asm-generic/4level-fixup.h> +#include <asm-generic/pgtable-nopud.h> #include <linux/spinlock.h> #include <linux/mm_types.h> @@ -132,12 +132,12 @@ static inline struct page *pmd_page(pmd_t pmd) return pfn_to_page((pmd_val(pmd) & SRMMU_PTD_PMASK) >> (PAGE_SHIFT-4)); } -static inline unsigned long pgd_page_vaddr(pgd_t pgd) +static inline unsigned long pud_page_vaddr(pud_t pud) { - if (srmmu_device_memory(pgd_val(pgd))) { + if (srmmu_device_memory(pud_val(pud))) { return ~0; } else { - unsigned long v = pgd_val(pgd) & SRMMU_PTD_PMASK; + unsigned long v = pud_val(pud) & SRMMU_PTD_PMASK; return (unsigned long)__nocache_va(v << 4); } } @@ -184,24 +184,24 @@ static inline void pmd_clear(pmd_t *pmdp) set_pte((pte_t *)&pmdp->pmdv[i], __pte(0)); } -static inline int pgd_none(pgd_t pgd) +static inline int pud_none(pud_t pud) { - return !(pgd_val(pgd) & 0xFFFFFFF); + return !(pud_val(pud) & 0xFFFFFFF); } -static inline int pgd_bad(pgd_t pgd) +static inline int pud_bad(pud_t pud) { - return (pgd_val(pgd) & SRMMU_ET_MASK) != SRMMU_ET_PTD; + return (pud_val(pud) & SRMMU_ET_MASK) != SRMMU_ET_PTD; } -static inline int pgd_present(pgd_t pgd) +static inline int pud_present(pud_t pud) { - return ((pgd_val(pgd) & SRMMU_ET_MASK) == SRMMU_ET_PTD); + return ((pud_val(pud) & SRMMU_ET_MASK) == SRMMU_ET_PTD); } -static inline void pgd_clear(pgd_t *pgdp) +static inline void pud_clear(pud_t *pudp) { - set_pte((pte_t *)pgdp, __pte(0)); + set_pte((pte_t *)pudp, __pte(0)); } /* @@ -319,9 +319,9 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) #define pgd_offset_k(address) pgd_offset(&init_mm, address) /* Find an entry in the second-level page table.. */ -static inline pmd_t *pmd_offset(pgd_t * dir, unsigned long address) +static inline pmd_t *pmd_offset(pud_t * dir, unsigned long address) { - return (pmd_t *) pgd_page_vaddr(*dir) + + return (pmd_t *) pud_page_vaddr(*dir) + ((address >> PMD_SHIFT) & (PTRS_PER_PMD - 1)); } @@ -445,9 +445,4 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma, /* We provide our own get_unmapped_area to cope with VA holes for userland */ #define HAVE_ARCH_UNMAPPED_AREA -/* - * No page table caches to initialise - */ -#define pgtable_cache_init() do { } while (0) - #endif /* !(_SPARC_PGTABLE_H) */ diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h index 1599de730532..65494c3a420e 100644 --- a/arch/sparc/include/asm/pgtable_64.h +++ b/arch/sparc/include/asm/pgtable_64.h @@ -13,7 +13,7 @@ * the SpitFire page tables. */ -#include <asm-generic/5level-fixup.h> +#include <asm-generic/pgtable-nop4d.h> #include <linux/compiler.h> #include <linux/const.h> #include <asm/types.h> @@ -683,6 +683,7 @@ static inline unsigned long pte_special(pte_t pte) return pte_val(pte) & _PAGE_SPECIAL; } +#define pmd_leaf pmd_large static inline unsigned long pmd_large(pmd_t pmd) { pte_t pte = __pte(pmd_val(pmd)); @@ -810,9 +811,9 @@ static inline int pmd_present(pmd_t pmd) #define pud_bad(pud) (pud_val(pud) & ~PAGE_MASK) -#define pgd_none(pgd) (!pgd_val(pgd)) +#define p4d_none(p4d) (!p4d_val(p4d)) -#define pgd_bad(pgd) (pgd_val(pgd) & ~PAGE_MASK) +#define p4d_bad(p4d) (p4d_val(p4d) & ~PAGE_MASK) #ifdef CONFIG_TRANSPARENT_HUGEPAGE void set_pmd_at(struct mm_struct *mm, unsigned long addr, @@ -859,14 +860,15 @@ static inline unsigned long pud_page_vaddr(pud_t pud) #define pmd_clear(pmdp) (pmd_val(*(pmdp)) = 0UL) #define pud_present(pud) (pud_val(pud) != 0U) #define pud_clear(pudp) (pud_val(*(pudp)) = 0UL) -#define pgd_page_vaddr(pgd) \ - ((unsigned long) __va(pgd_val(pgd))) -#define pgd_present(pgd) (pgd_val(pgd) != 0U) -#define pgd_clear(pgdp) (pgd_val(*(pgdp)) = 0UL) +#define p4d_page_vaddr(p4d) \ + ((unsigned long) __va(p4d_val(p4d))) +#define p4d_present(p4d) (p4d_val(p4d) != 0U) +#define p4d_clear(p4dp) (p4d_val(*(p4dp)) = 0UL) /* only used by the stubbed out hugetlb gup code, should never be called */ -#define pgd_page(pgd) NULL +#define p4d_page(p4d) NULL +#define pud_leaf pud_large static inline unsigned long pud_large(pud_t pud) { pte_t pte = __pte(pud_val(pud)); @@ -884,8 +886,8 @@ static inline unsigned long pud_pfn(pud_t pud) /* Same in both SUN4V and SUN4U. */ #define pte_none(pte) (!pte_val(pte)) -#define pgd_set(pgdp, pudp) \ - (pgd_val(*(pgdp)) = (__pa((unsigned long) (pudp)))) +#define p4d_set(p4dp, pudp) \ + (p4d_val(*(p4dp)) = (__pa((unsigned long) (pudp)))) /* to find an entry in a page-table-directory. */ #define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD - 1)) @@ -896,8 +898,8 @@ static inline unsigned long pud_pfn(pud_t pud) /* Find an entry in the third-level page table.. */ #define pud_index(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD - 1)) -#define pud_offset(pgdp, address) \ - ((pud_t *) pgd_page_vaddr(*(pgdp)) + pud_index(address)) +#define pud_offset(p4dp, address) \ + ((pud_t *) p4d_page_vaddr(*(p4dp)) + pud_index(address)) /* Find an entry in the second-level page table.. */ #define pmd_offset(pudp, address) \ @@ -1078,7 +1080,7 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma, } #define io_remap_pfn_range io_remap_pfn_range -static inline unsigned long untagged_addr(unsigned long start) +static inline unsigned long __untagged_addr(unsigned long start) { if (adi_capable()) { long addr = start; @@ -1098,7 +1100,8 @@ static inline unsigned long untagged_addr(unsigned long start) return start; } -#define untagged_addr untagged_addr +#define untagged_addr(addr) \ + ((__typeof__(addr))(__untagged_addr((unsigned long)(addr)))) static inline bool pte_access_permitted(pte_t pte, bool write) { @@ -1135,7 +1138,6 @@ unsigned long get_fb_unmapped_area(struct file *filp, unsigned long, unsigned long); #define HAVE_ARCH_FB_UNMAPPED_AREA -void pgtable_cache_init(void); void sun4v_register_fault_status(void); void sun4v_ktsb_register(void); void __init cheetah_ecache_flush_init(void); diff --git a/arch/sparc/include/asm/tlb_64.h b/arch/sparc/include/asm/tlb_64.h index a2f3fa61ee36..6820d357581c 100644 --- a/arch/sparc/include/asm/tlb_64.h +++ b/arch/sparc/include/asm/tlb_64.h @@ -28,6 +28,15 @@ void flush_tlb_pending(void); #define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0) #define tlb_flush(tlb) flush_tlb_pending() +/* + * SPARC64's hardware TLB fill does not use the Linux page-tables + * and therefore we don't need a TLBI when freeing page-table pages. + */ + +#ifdef CONFIG_MMU_GATHER_RCU_TABLE_FREE +#define tlb_needs_table_invalidate() (false) +#endif + #include <asm-generic/tlb.h> #endif /* _SPARC64_TLB_H */ diff --git a/arch/sparc/include/asm/vmalloc.h b/arch/sparc/include/asm/vmalloc.h new file mode 100644 index 000000000000..04b8ab9518b8 --- /dev/null +++ b/arch/sparc/include/asm/vmalloc.h @@ -0,0 +1,4 @@ +#ifndef _ASM_SPARC_VMALLOC_H +#define _ASM_SPARC_VMALLOC_H + +#endif /* _ASM_SPARC_VMALLOC_H */ |
