diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2009-06-17 09:34:45 +0200 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-06-17 09:34:45 +0200 |
| commit | 9c93e596979021b159736a1273987c3e52d809e0 (patch) | |
| tree | a20c2f65f339c70b51d633ee04f93c02a690dcdc /arch/sh | |
| parent | sh: Use generic atomic64_t implementation. (diff) | |
| download | linux-9c93e596979021b159736a1273987c3e52d809e0.tar.xz linux-9c93e596979021b159736a1273987c3e52d809e0.zip | |
sh: Generic HAVE_PERF_COUNTER support.
This enables support for the generic software-based perf counters.
Hardware counter support could be added in the future, but the lack
of a performance counter IRQ makes this rather dubious.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/Kconfig | 1 | ||||
| -rw-r--r-- | arch/sh/include/asm/perf_counter.h | 7 |
2 files changed, 8 insertions, 0 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index a6f9eaa6e0bb..e487e6d5a4d0 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -15,6 +15,7 @@ config SUPERH select HAVE_IOREMAP_PROT if MMU select HAVE_ARCH_TRACEHOOK select HAVE_DMA_API_DEBUG + select HAVE_PERF_COUNTER select RTC_LIB select GENERIC_ATOMIC64 help diff --git a/arch/sh/include/asm/perf_counter.h b/arch/sh/include/asm/perf_counter.h new file mode 100644 index 000000000000..a8153c2aa6fa --- /dev/null +++ b/arch/sh/include/asm/perf_counter.h @@ -0,0 +1,7 @@ +#ifndef __ASM_SH_PERF_COUNTER_H +#define __ASM_SH_PERF_COUNTER_H + +/* SH only supports software counters through this interface. */ +#define set_perf_counter_pending() do { } while (0) + +#endif /* __ASM_SH_PERF_COUNTER_H */ |