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Diffstat (limited to 'arch/powerpc/include/asm/trace-clock.h')
-rw-r--r-- | arch/powerpc/include/asm/trace-clock.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/trace-clock.h b/arch/powerpc/include/asm/trace-clock.h new file mode 100644 index 00000000000..05facc3e372 --- /dev/null +++ b/arch/powerpc/include/asm/trace-clock.h @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2005,2008 Mathieu Desnoyers + * + * Trace clock PowerPC definitions. + * + * Use get_tb() directly to insure reading a 64-bits value on powerpc 32. + */ + +#ifndef _ASM_TRACE_CLOCK_H +#define _ASM_TRACE_CLOCK_H + +#include <linux/timex.h> +#include <linux/time.h> +#include <asm/time.h> + +static inline u32 trace_clock_read32(void) +{ + return get_tbl(); +} + +static inline u64 trace_clock_read64(void) +{ + return get_tb(); +} + +static inline unsigned int trace_clock_frequency(void) +{ + return get_cycles_rate(); +} + +static inline u32 trace_clock_freq_scale(void) +{ + return 1; +} + +static inline int get_trace_clock(void) +{ + return 0; +} + +static inline void put_trace_clock(void) +{ +} + +static inline void set_trace_clock_is_sync(int state) +{ +} +#endif /* _ASM_TRACE_CLOCK_H */ |