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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-11-30 13:24:57 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-12-20 10:09:11 -0500
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 6a9307d6490..00000000000
--- a/arch/arm/include/asm/smp_mpidr.h
+++ /dev/null
@@ -1,17 +0,0 @@
1#ifndef ASMARM_SMP_MIDR_H
2#define ASMARM_SMP_MIDR_H
3
4#define hard_smp_processor_id() \
5 ({ \
6 unsigned int cpunum; \
7 __asm__("\n" \
8 "1: mrc p15, 0, %0, c0, c0, 5\n" \
9 " .pushsection \".alt.smp.init\", \"a\"\n"\
10 " .long 1b\n" \
11 " mov %0, #0\n" \
12 " .popsection" \
13 : "=r" (cpunum)); \
14 cpunum &= 0x0F; \
15 })
16
17#endif