diff options
| author | Guo Ren <[email protected]> | 2018-12-20 07:21:41 +0000 |
|---|---|---|
| committer | Guo Ren <[email protected]> | 2018-12-31 14:58:48 +0000 |
| commit | 1d95fe4d3de42e915bc22d5fd6cd4de103c5e517 (patch) | |
| tree | 95a918b141f5d660ad36a82543ffd7ef5b858e5e /drivers/clocksource/timer-mp-csky.c | |
| parent | csky: fixup save hi,lo,dspcr regs in switch_stack. (diff) | |
| download | kernel-1d95fe4d3de42e915bc22d5fd6cd4de103c5e517.tar.gz kernel-1d95fe4d3de42e915bc22d5fd6cd4de103c5e517.zip | |
clocksource/drivers/c-sky: fixup qemu fail to bootup sometimes.
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 <[email protected]>
Tested-by: Liu Zhiwei <[email protected]>
Diffstat (limited to 'drivers/clocksource/timer-mp-csky.c')
| -rw-r--r-- | drivers/clocksource/timer-mp-csky.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/clocksource/timer-mp-csky.c b/drivers/clocksource/timer-mp-csky.c index a8acc431a774..3cb6dbc88b6d 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; } |