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Subject[PATCH 06/14] clocksource/drivers/c-sky: fixup qemu fail to bootup sometimes.
Date
From: Guo Ren <ren_guo@c-sky.com>

Timer startup must after timer_irq_enable. For qemu, timer tick
irq hanppens but irq not enable, so it will cause qemu boot failed.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Tested-by: Liu Zhiwei <zhiwei_liu@c-sky.com>
---
drivers/clocksource/timer-mp-csky.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/clocksource/timer-mp-csky.c b/drivers/clocksource/timer-mp-csky.c
index a8acc43..3cb6dbc 100644
--- a/drivers/clocksource/timer-mp-csky.c
+++ b/drivers/clocksource/timer-mp-csky.c
@@ -79,11 +79,11 @@ static int csky_mptimer_starting_cpu(unsigned int cpu)

to->clkevt.cpumask = cpumask_of(cpu);

+ enable_percpu_irq(csky_mptimer_irq, 0);
+
clockevents_config_and_register(&to->clkevt, timer_of_rate(to),
2, ULONG_MAX);

- enable_percpu_irq(csky_mptimer_irq, 0);
-
return 0;
}

--
2.7.4
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