[ARM] cputype: separate definitions, use them

Add asm/cputype.h, moving functions and definitions from asm/system.h
there.  Convert all users of 'processor_id' to the more efficient
read_cpuid_id() function.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

4 files changed, 7 insertions, 3 deletions

diff --git a/arch/arm/mm/cache-xsc3l2.c b/arch/arm/mm/cache-xsc3l2.c
index 158bd96763d3..10b1bae1a258 100644
--- a/arch/arm/mm/cache-xsc3l2.c
+++ b/arch/arm/mm/cache-xsc3l2.c
@@ -18,10 +18,11 @@
  */
 #include <linux/init.h>
 #include <linux/spinlock.h>
+#include <linux/io.h>
 
 #include <asm/system.h>
+#include <asm/cputype.h>
 #include <asm/cacheflush.h>
-#include <asm/io.h>
 
 #define CR_L2   (1 << 26)
 
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index b81dbf9ffb77..20e4454e452e 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -25,6 +25,7 @@
 #include <linux/mm.h>
 #include <linux/vmalloc.h>
 
+#include <asm/cputype.h>
 #include <asm/cacheflush.h>
 #include <asm/io.h>
 #include <asm/mmu_context.h>
diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c
index 3f6dc40b8353..28ead8393b5a 100644
--- a/arch/arm/mm/mmap.c
+++ b/arch/arm/mm/mmap.c
@@ -6,6 +6,7 @@
 #include <linux/mman.h>
 #include <linux/shm.h>
 #include <linux/sched.h>
+#include <asm/cputype.h>
 #include <asm/system.h>
 
 #define COLOUR_ALIGN(addr,pgoff)                \
@@ -37,8 +38,8 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
          * caches alias.  This is indicated by bits 9 and 21 of the
          * cache type register.
          */
-        cache_type = read_cpuid(CPUID_CACHETYPE);
-        if (cache_type != read_cpuid(CPUID_ID)) {
+        cache_type = read_cpuid_cachetype();
+        if (cache_type != read_cpuid_id()) {
                 aliasing = (cache_type | cache_type >> 12) & (1 << 11);
                 if (aliasing)
                         do_align = filp || flags & MAP_SHARED;
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 25d9a11eb617..c2bbe3f311f0 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -15,6 +15,7 @@
 #include <linux/mman.h>
 #include <linux/nodemask.h>
 
+#include <asm/cputype.h>
 #include <asm/mach-types.h>
 #include <asm/setup.h>
 #include <asm/sizes.h>