diff options
Diffstat (limited to 'include/asm-powerpc/time.h')
| -rw-r--r-- | include/asm-powerpc/time.h | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/include/asm-powerpc/time.h b/include/asm-powerpc/time.h index b051d4c88c3..4cff977ad52 100644 --- a/include/asm-powerpc/time.h +++ b/include/asm-powerpc/time.h @@ -39,10 +39,6 @@ extern void generic_calibrate_decr(void); extern void wakeup_decrementer(void); extern void snapshot_timebase(void); -#ifdef CONFIG_RTC_CLASS -extern int __init rtc_class_hookup(void); -#endif - /* Some sane defaults: 125 MHz timebase, 1GHz processor */ extern unsigned long ppc_proc_freq; #define DEFAULT_PROC_FREQ (DEFAULT_TB_FREQ * 8) @@ -82,30 +78,35 @@ struct div_result { #define __USE_RTC() 0 #endif -/* On ppc64 this gets us the whole timebase; on ppc32 just the lower half */ +#ifdef CONFIG_PPC64 + +/* For compatibility, get_tbl() is defined as get_tb() on ppc64 */ +#define get_tbl get_tb + +#else + static inline unsigned long get_tbl(void) { - unsigned long tbl; - #if defined(CONFIG_403GCX) + unsigned long tbl; asm volatile("mfspr %0, 0x3dd" : "=r" (tbl)); + return tbl; #else - asm volatile("mftb %0" : "=r" (tbl)); + return mftbl(); #endif - return tbl; } static inline unsigned int get_tbu(void) { +#ifdef CONFIG_403GCX unsigned int tbu; - -#if defined(CONFIG_403GCX) asm volatile("mfspr %0, 0x3dc" : "=r" (tbu)); + return tbu; #else - asm volatile("mftbu %0" : "=r" (tbu)); + return mftbu(); #endif - return tbu; } +#endif /* !CONFIG_PPC64 */ static inline unsigned int get_rtcl(void) { @@ -131,7 +132,7 @@ static inline u64 get_tb(void) { return mftb(); } -#else +#else /* CONFIG_PPC64 */ static inline u64 get_tb(void) { unsigned int tbhi, tblo, tbhi2; @@ -144,7 +145,7 @@ static inline u64 get_tb(void) return ((u64)tbhi << 32) | tblo; } -#endif +#endif /* !CONFIG_PPC64 */ static inline void set_tb(unsigned int upper, unsigned int lower) { |