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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-09-04 16:14:20 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-10-04 20:20:45 +0100
commit067173526c3bbc2eaeefcf6b7b2a9d998b9e8042 (patch)
tree4da794388079afaf0f43a5aadb750e097846e538 /arch/arm/plat-omap
parent971acb9b420ea1662dd3c48184c4315f87643be5 (diff)
ARM: Provide common header for hard_smp_processor_id()
Provide a common header to read the SMP CPU number from the MPIDR. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/include/plat/smp.h12
1 files changed, 1 insertions, 11 deletions
diff --git a/arch/arm/plat-omap/include/plat/smp.h b/arch/arm/plat-omap/include/plat/smp.h
index 5177a9c5a25..ecd6a488c49 100644
--- a/arch/arm/plat-omap/include/plat/smp.h
+++ b/arch/arm/plat-omap/include/plat/smp.h
@@ -18,6 +18,7 @@
#define OMAP_ARCH_SMP_H
#include <asm/hardware/gic.h>
+#include <asm/smp_mpidr.h>
/* Needed for secondary core boot */
extern void omap_secondary_startup(void);
@@ -33,15 +34,4 @@ static inline void smp_cross_call(const struct cpumask *mask)
gic_raise_softirq(mask, 1);
}
-/*
- * Read MPIDR: Multiprocessor affinity register
- */
-#define hard_smp_processor_id() \
- ({ \
- unsigned int cpunum; \
- __asm__("mrc p15, 0, %0, c0, c0, 5" \
- : "=r" (cpunum)); \
- cpunum &= 0x0F; \
- })
-
#endif