[RFC][PATCH 3/4] perf/powerpc: Move mfspr and friends to header file
From: Sukadev Bhattiprolu <hidden>
Date: 2015-05-01 07:06:54
Also in:
lkml
Subsystem:
performance events subsystem, the rest · Maintainers:
Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds
mfspr() and related macros will be needed in two separate files. Move these defintions to a common header file. Signed-off-by: Sukadev Bhattiprolu <redacted> --- tools/perf/arch/powerpc/util/header.c | 9 +-------- tools/perf/arch/powerpc/util/header.h | 9 +++++++++ 2 files changed, 10 insertions(+), 8 deletions(-) create mode 100644 tools/perf/arch/powerpc/util/header.h
diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c
index 6c1b8a7..05d3fc8 100644
--- a/tools/perf/arch/powerpc/util/header.c
+++ b/tools/perf/arch/powerpc/util/header.c@@ -6,14 +6,7 @@ #include "../../util/header.h" #include "../../util/util.h" - -#define mfspr(rn) ({unsigned long rval; \ - asm volatile("mfspr %0," __stringify(rn) \ - : "=r" (rval)); rval; }) - -#define SPRN_PVR 0x11F /* Processor Version Register */ -#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ -#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ +#include "header.h" int get_cpuid(char *buffer, size_t sz)
diff --git a/tools/perf/arch/powerpc/util/header.h b/tools/perf/arch/powerpc/util/header.h
new file mode 100644
index 0000000..b9d3a0d
--- /dev/null
+++ b/tools/perf/arch/powerpc/util/header.h@@ -0,0 +1,9 @@ +#include "../../util/util.h" // __stringify + +#define mfspr(rn) ({unsigned long rval; \ + asm volatile("mfspr %0," __stringify(rn) \ + : "=r" (rval)); rval; }) + +#define SPRN_PVR 0x11F /* Processor Version Register */ +#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ +#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */
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1.7.9.5