Instead of reading the GIC registers directly, use the interface the GIC driver already exposes for reading the global timer. Also get rid of the unnecessary #ifdefs.
Signed-off-by: Andrew Bresticker <[email protected]> --- arch/mips/mti-malta/malta-time.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/arch/mips/mti-malta/malta-time.c b/arch/mips/mti-malta/malta-time.c index f6ca8ea..39f3902 100644 --- a/arch/mips/mti-malta/malta-time.c +++ b/arch/mips/mti-malta/malta-time.c @@ -70,9 +70,7 @@ static void __init estimate_frequencies(void) { unsigned long flags; unsigned int count, start; -#ifdef CONFIG_MIPS_GIC - unsigned int giccount = 0, gicstart = 0; -#endif + cycle_t giccount = 0, gicstart = 0; #if defined(CONFIG_KVM_GUEST) && CONFIG_KVM_GUEST_TIMER_FREQ mips_hpt_frequency = CONFIG_KVM_GUEST_TIMER_FREQ * 1000000; @@ -87,32 +85,26 @@ static void __init estimate_frequencies(void) /* Initialize counters. */ start = read_c0_count(); -#ifdef CONFIG_MIPS_GIC if (gic_present) - GICREAD(GIC_REG(SHARED, GIC_SH_COUNTER_31_00), gicstart); -#endif + gicstart = gic_read_count(); /* Read counter exactly on falling edge of update flag. */ while (CMOS_READ(RTC_REG_A) & RTC_UIP); while (!(CMOS_READ(RTC_REG_A) & RTC_UIP)); count = read_c0_count(); -#ifdef CONFIG_MIPS_GIC if (gic_present) - GICREAD(GIC_REG(SHARED, GIC_SH_COUNTER_31_00), giccount); -#endif + giccount = gic_read_count(); local_irq_restore(flags); count -= start; mips_hpt_frequency = count; -#ifdef CONFIG_MIPS_GIC if (gic_present) { giccount -= gicstart; gic_frequency = giccount; } -#endif } void read_persistent_clock(struct timespec *ts) -- 2.1.0.rc2.206.gedb03e5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
