android_kernel_xiaomi_sm8350/drivers/misc/blink.c

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#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/timer.h>
#include <linux/jiffies.h>
static void do_blink(unsigned long data);
static DEFINE_TIMER(blink_timer, do_blink, 0 ,0);
static void do_blink(unsigned long data)
{
static long count;
if (panic_blink)
panic_blink(count++);
blink_timer.expires = jiffies + msecs_to_jiffies(1);
add_timer(&blink_timer);
}
static int blink_init(void)
{
printk(KERN_INFO "Enabling keyboard blinking\n");
do_blink(0);
return 0;
}
module_init(blink_init);