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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-04-14 18:21:35 -0700 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-04-14 18:21:35 -0700 |
commit | 2f093e2aa466d799c0952bfd1c6c68ff5d80fc17 (patch) | |
tree | e3d511aca536b7123d256b98a0ef8e74fc219498 /arch/arm/lib/delay.c | |
parent | a7761027656dc192b59617a6eb961e38097419ce (diff) | |
parent | 41ef2d5678d83af030125550329b6ae8b74618fa (diff) |
Merge 3.9-rc7 into char-misc-next
We want the fixes in there.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm/lib/delay.c')
-rw-r--r-- | arch/arm/lib/delay.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c index 6b93f6a1a3c..64dbfa57204 100644 --- a/arch/arm/lib/delay.c +++ b/arch/arm/lib/delay.c @@ -58,7 +58,7 @@ static void __timer_delay(unsigned long cycles) static void __timer_const_udelay(unsigned long xloops) { unsigned long long loops = xloops; - loops *= loops_per_jiffy; + loops *= arm_delay_ops.ticks_per_jiffy; __timer_delay(loops >> UDELAY_SHIFT); } @@ -73,11 +73,13 @@ void __init register_current_timer_delay(const struct delay_timer *timer) pr_info("Switching to timer-based delay loop\n"); delay_timer = timer; lpj_fine = timer->freq / HZ; - loops_per_jiffy = lpj_fine; + + /* cpufreq may scale loops_per_jiffy, so keep a private copy */ + arm_delay_ops.ticks_per_jiffy = lpj_fine; arm_delay_ops.delay = __timer_delay; arm_delay_ops.const_udelay = __timer_const_udelay; arm_delay_ops.udelay = __timer_udelay; - arm_delay_ops.const_clock = true; + delay_calibrated = true; } else { pr_info("Ignoring duplicate/late registration of read_current_timer delay\n"); |