powerpc: merge tlb.h

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>

diff --git a/include/asm-powerpc/tlb.h b/include/asm-powerpc/tlb.h
new file mode 100644 (file)
index 0000000..56659f1
--- /dev/null
+++ b/include/asm-powerpc/tlb.h
@@ -0,0 +1,70 @@
+/*
+ *     TLB shootdown specifics for powerpc
+ *
+ * Copyright (C) 2002 Anton Blanchard, IBM Corp.
+ * Copyright (C) 2002 Paul Mackerras, 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 _ASM_POWERPC_TLB_H
+#define _ASM_POWERPC_TLB_H
+
+#include <linux/config.h>
+#ifndef __powerpc64__
+#include <asm/pgtable.h>
+#endif
+#include <asm/pgalloc.h>
+#include <asm/tlbflush.h>
+#ifndef __powerpc64__
+#include <asm/page.h>
+#include <asm/mmu.h>
+#endif
+
+struct mmu_gather;
+
+#define tlb_start_vma(tlb, vma)        do { } while (0)
+#define tlb_end_vma(tlb, vma)  do { } while (0)
+
+#if !defined(CONFIG_PPC_STD_MMU)
+
+#define tlb_flush(tlb)                 flush_tlb_mm((tlb)->mm)
+
+#elif defined(__powerpc64__)
+
+extern void pte_free_finish(void);
+
+static inline void tlb_flush(struct mmu_gather *tlb)
+{
+       flush_tlb_pending();
+       pte_free_finish();
+}
+
+#else
+
+extern void tlb_flush(struct mmu_gather *tlb);
+
+#endif
+
+/* Get the generic bits... */
+#include <asm-generic/tlb.h>
+
+#if !defined(CONFIG_PPC_STD_MMU) || defined(__powerpc64__)
+
+#define __tlb_remove_tlb_entry(tlb, pte, address) do { } while (0)
+
+#else
+extern void flush_hash_entry(struct mm_struct *mm, pte_t *ptep,
+                            unsigned long address);
+
+static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep,
+                                       unsigned long address)
+{
+       if (pte_val(*ptep) & _PAGE_HASHPTE)
+               flush_hash_entry(tlb->mm, ptep, address);
+}
+
+#endif
+#endif /* __ASM_POWERPC_TLB_H */

diff --git a/include/asm-ppc/tlb.h b/include/asm-ppc/tlb.h
deleted file mode 100644 (file)
index 2c142c5..0000000
--- a/include/asm-ppc/tlb.h
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- *     TLB shootdown specifics for PPC
- *
- * Copyright (C) 2002 Paul Mackerras, 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 _PPC_TLB_H
-#define _PPC_TLB_H
-
-#include <linux/config.h>
-#include <asm/pgtable.h>
-#include <asm/pgalloc.h>
-#include <asm/tlbflush.h>
-#include <asm/page.h>
-#include <asm/mmu.h>
-
-#ifdef CONFIG_PPC_STD_MMU
-/* Classic PPC with hash-table based MMU... */
-
-struct mmu_gather;
-extern void tlb_flush(struct mmu_gather *tlb);
-
-/* Get the generic bits... */
-#include <asm-generic/tlb.h>
-
-/* Nothing needed here in fact... */
-#define tlb_start_vma(tlb, vma)        do { } while (0)
-#define tlb_end_vma(tlb, vma)  do { } while (0)
-
-extern void flush_hash_entry(struct mm_struct *mm, pte_t *ptep,
-                            unsigned long address);
-
-static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep,
-                                       unsigned long address)
-{
-       if (pte_val(*ptep) & _PAGE_HASHPTE)
-               flush_hash_entry(tlb->mm, ptep, address);
-}
-
-#else
-/* Embedded PPC with software-loaded TLB, very simple... */
-
-#define tlb_start_vma(tlb, vma)                do { } while (0)
-#define tlb_end_vma(tlb, vma)          do { } while (0)
-#define __tlb_remove_tlb_entry(tlb, pte, address) do { } while (0)
-#define tlb_flush(tlb)                 flush_tlb_mm((tlb)->mm)
-
-/* Get the generic bits... */
-#include <asm-generic/tlb.h>
-
-#endif /* CONFIG_PPC_STD_MMU */
-
-#endif /* __PPC_TLB_H */

diff --git a/include/asm-ppc64/tlb.h b/include/asm-ppc64/tlb.h
deleted file mode 100644 (file)
index 97cb696..0000000
--- a/include/asm-ppc64/tlb.h
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- *     TLB shootdown specifics for PPC64
- *
- * Copyright (C) 2002 Anton Blanchard, IBM Corp.
- * Copyright (C) 2002 Paul Mackerras, 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 _PPC64_TLB_H
-#define _PPC64_TLB_H
-
-#include <asm/tlbflush.h>
-
-struct mmu_gather;
-
-extern void pte_free_finish(void);
-
-static inline void tlb_flush(struct mmu_gather *tlb)
-{
-       flush_tlb_pending();
-       pte_free_finish();
-}
-
-/* Avoid pulling in another include just for this */
-#define check_pgt_cache()      do { } while (0)
-
-/* Get the generic bits... */
-#include <asm-generic/tlb.h>
-
-/* Nothing needed here in fact... */
-#define tlb_start_vma(tlb, vma)        do { } while (0)
-#define tlb_end_vma(tlb, vma)  do { } while (0)
-
-#define __tlb_remove_tlb_entry(tlb, pte, address) do { } while (0)
-
-#endif /* _PPC64_TLB_H */