drivers/clocksource/timer-loongson1-pwm.c:31:1: sparse: sparse: symbol 'ls1x_timer_lock' was not declared. Should it be static?

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   0b5547c51827e053cc754db47d3ec3e6c2c451d2
commit: e738521a11f13e40af89f66527e59306c4169782 clocksource/drivers/loongson1: Move PWM timer to clocksource framework
date:   5 weeks ago
config: nios2-randconfig-r093-20230723 (https://download.01.org/0day-ci/archive/20230725/202307251129.FrFaFbwI-lkp@xxxxxxxxx/config)
compiler: nios2-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230725/202307251129.FrFaFbwI-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307251129.FrFaFbwI-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
>> drivers/clocksource/timer-loongson1-pwm.c:31:1: sparse: sparse: symbol 'ls1x_timer_lock' was not declared. Should it be static?

vim +/ls1x_timer_lock +31 drivers/clocksource/timer-loongson1-pwm.c

    30	
  > 31	DEFINE_RAW_SPINLOCK(ls1x_timer_lock);
    32	

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