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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-11-30 18:24:57 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-12-20 15:09:11 +0000
commit86e62b93368cffca9111996e3ed9e5b7bf6f0af3 (patch)
tree554af0b864da59ddfe1bb49c88263f965ca32b59 /arch/arm/include
parentf36d340122ae8744e64af0a92a6f77b97542c0a4 (diff)
ARM: SMP: remove smp_mpidr.h
With "ARM: CPU hotplug: remove bug checks in platform_cpu_die()", we now do not use hard_smp_processor_id(), we no longer need to read the hardware processor ID. Remove the include providing this function. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/smp_mpidr.h17
1 files changed, 0 insertions, 17 deletions
diff --git a/arch/arm/include/asm/smp_mpidr.h b/arch/arm/include/asm/smp_mpidr.h
deleted file mode 100644
index 6a9307d64900..000000000000
--- a/arch/arm/include/asm/smp_mpidr.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef ASMARM_SMP_MIDR_H
-#define ASMARM_SMP_MIDR_H
-
-#define hard_smp_processor_id() \
- ({ \
- unsigned int cpunum; \
- __asm__("\n" \
- "1: mrc p15, 0, %0, c0, c0, 5\n" \
- " .pushsection \".alt.smp.init\", \"a\"\n"\
- " .long 1b\n" \
- " mov %0, #0\n" \
- " .popsection" \
- : "=r" (cpunum)); \
- cpunum &= 0x0F; \
- })
-
-#endif