diff options
Diffstat (limited to 'arch/m68k/platform/coldfire/sltimers.c')
| -rw-r--r-- | arch/m68k/platform/coldfire/sltimers.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/m68k/platform/coldfire/sltimers.c b/arch/m68k/platform/coldfire/sltimers.c index b7f822b552b..54e1452f853 100644 --- a/arch/m68k/platform/coldfire/sltimers.c +++ b/arch/m68k/platform/coldfire/sltimers.c @@ -98,16 +98,19 @@ static struct irqaction mcfslt_timer_irq = { static cycle_t mcfslt_read_clk(struct clocksource *cs) { unsigned long flags; - u32 cycles; - u16 scnt; + u32 cycles, scnt; local_irq_save(flags); scnt = __raw_readl(TA(MCFSLT_SCNT)); cycles = mcfslt_cnt; + if (__raw_readl(TA(MCFSLT_SSR)) & MCFSLT_SSR_TE) { + cycles += mcfslt_cycles_per_jiffy; + scnt = __raw_readl(TA(MCFSLT_SCNT)); + } local_irq_restore(flags); /* subtract because slice timers count down */ - return cycles - scnt; + return cycles + ((mcfslt_cycles_per_jiffy - 1) - scnt); } static struct clocksource mcfslt_clk = { |