[SPARC64]: Consolidate {sbus,pci}_iommu_arena.

Move to asm-sparc64/iommu.h and rename to plain "iommu_arena".

Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 8 insertions, 14 deletions

diff --git a/arch/sparc64/kernel/pci_iommu.c b/arch/sparc64/kernel/pci_iommu.c
index aefdcc51045b..355ed0ba937a 100644
--- a/arch/sparc64/kernel/pci_iommu.c
+++ b/arch/sparc64/kernel/pci_iommu.c
@@ -77,7 +77,7 @@ static inline void iopte_make_dummy(struct pci_iommu *iommu, iopte_t *iopte)
 /* Based largely upon the ppc64 iommu allocator.  */
 static long pci_arena_alloc(struct pci_iommu *iommu, unsigned long npages)
 {
-        struct pci_iommu_arena *arena = &iommu->arena;
+        struct iommu_arena *arena = &iommu->arena;
         unsigned long n, i, start, end, limit;
         int pass;
 
@@ -116,7 +116,7 @@ again:
         return n;
 }
 
-static void pci_arena_free(struct pci_iommu_arena *arena, unsigned long base, unsigned long npages)
+static void pci_arena_free(struct iommu_arena *arena, unsigned long base, unsigned long npages)
 {
         unsigned long i;
 
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index 52bd4563492d..0e99808f2121 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -110,7 +110,7 @@ static inline long pci_iommu_batch_end(void)
         return pci_iommu_batch_flush(p);
 }
 
-static long pci_arena_alloc(struct pci_iommu_arena *arena, unsigned long npages)
+static long pci_arena_alloc(struct iommu_arena *arena, unsigned long npages)
 {
         unsigned long n, i, start, end, limit;
         int pass;
@@ -149,7 +149,7 @@ again:
         return n;
 }
 
-static void pci_arena_free(struct pci_iommu_arena *arena, unsigned long base, unsigned long npages)
+static void pci_arena_free(struct iommu_arena *arena, unsigned long base, unsigned long npages)
 {
         unsigned long i;
 
@@ -707,7 +707,7 @@ static void pci_sun4v_scan_bus(struct pci_controller_info *p)
 static unsigned long probe_existing_entries(struct pci_pbm_info *pbm,
                                             struct pci_iommu *iommu)
 {
-        struct pci_iommu_arena *arena = &iommu->arena;
+        struct iommu_arena *arena = &iommu->arena;
         unsigned long i, cnt = 0;
         u32 devhandle;
 
diff --git a/arch/sparc64/kernel/sbus.c b/arch/sparc64/kernel/sbus.c
index d403f3df2dc2..279758d56b29 100644
--- a/arch/sparc64/kernel/sbus.c
+++ b/arch/sparc64/kernel/sbus.c
@@ -26,16 +26,10 @@
 
 #define MAP_BASE        ((u32)0xc0000000)
 
-struct sbus_iommu_arena {
-        unsigned long   *map;
-        unsigned int    hint;
-        unsigned int    limit;
-};
-
 struct sbus_iommu {
         spinlock_t              lock;
 
-        struct sbus_iommu_arena arena;
+        struct iommu_arena      arena;
 
         iopte_t                 *page_table;
         unsigned long           strbuf_regs;
@@ -123,7 +117,7 @@ static void sbus_strbuf_flush(struct sbus_iommu *iommu, u32 base, unsigned long
 /* Based largely upon the ppc64 iommu allocator.  */
 static long sbus_arena_alloc(struct sbus_iommu *iommu, unsigned long npages)
 {
-        struct sbus_iommu_arena *arena = &iommu->arena;
+        struct iommu_arena *arena = &iommu->arena;
         unsigned long n, i, start, end, limit;
         int pass;
 
@@ -162,7 +156,7 @@ again:
         return n;
 }
 
-static void sbus_arena_free(struct sbus_iommu_arena *arena, unsigned long base, unsigned long npages)
+static void sbus_arena_free(struct iommu_arena *arena, unsigned long base, unsigned long npages)
 {
         unsigned long i;