[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>

1 files changed, 3 insertions, 2 deletions

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;