diff options
Diffstat (limited to 'arch/tile/include/asm/timex.h')
| -rw-r--r-- | arch/tile/include/asm/timex.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/tile/include/asm/timex.h b/arch/tile/include/asm/timex.h index 3baf5fc4c0a..dc987d53e2a 100644 --- a/arch/tile/include/asm/timex.h +++ b/arch/tile/include/asm/timex.h @@ -29,15 +29,20 @@ typedef unsigned long long cycles_t; #if CHIP_HAS_SPLIT_CYCLE() cycles_t get_cycles(void); +#define get_cycles_low() __insn_mfspr(SPR_CYCLE_LOW) #else static inline cycles_t get_cycles(void) { return __insn_mfspr(SPR_CYCLE); } +#define get_cycles_low() __insn_mfspr(SPR_CYCLE) /* just get all 64 bits */ #endif cycles_t get_clock_rate(void); +/* Convert nanoseconds to core clock cycles. */ +cycles_t ns2cycles(unsigned long nsecs); + /* Called at cpu initialization to set some low-level constants. */ void setup_clock(void); |