sparc/led: Convert timers to use timer_setup()
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Adds a static variable to hold timeout value. Cc: "David S. Miller" <davem@davemloft.net> Cc: Geliang Tang <geliangtang@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: sparclinux@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
a16036e9b2
commit
68fa10dce0
|
@ -31,19 +31,20 @@ static inline void led_toggle(void)
|
||||||
}
|
}
|
||||||
|
|
||||||
static struct timer_list led_blink_timer;
|
static struct timer_list led_blink_timer;
|
||||||
|
static unsigned long led_blink_timer_timeout;
|
||||||
|
|
||||||
static void led_blink(unsigned long timeout)
|
static void led_blink(struct timer_list *unused)
|
||||||
{
|
{
|
||||||
|
unsigned long timeout = led_blink_timer_timeout;
|
||||||
|
|
||||||
led_toggle();
|
led_toggle();
|
||||||
|
|
||||||
/* reschedule */
|
/* reschedule */
|
||||||
if (!timeout) { /* blink according to load */
|
if (!timeout) { /* blink according to load */
|
||||||
led_blink_timer.expires = jiffies +
|
led_blink_timer.expires = jiffies +
|
||||||
((1 + (avenrun[0] >> FSHIFT)) * HZ);
|
((1 + (avenrun[0] >> FSHIFT)) * HZ);
|
||||||
led_blink_timer.data = 0;
|
|
||||||
} else { /* blink at user specified interval */
|
} else { /* blink at user specified interval */
|
||||||
led_blink_timer.expires = jiffies + (timeout * HZ);
|
led_blink_timer.expires = jiffies + (timeout * HZ);
|
||||||
led_blink_timer.data = timeout;
|
|
||||||
}
|
}
|
||||||
add_timer(&led_blink_timer);
|
add_timer(&led_blink_timer);
|
||||||
}
|
}
|
||||||
|
@ -88,9 +89,11 @@ static ssize_t led_proc_write(struct file *file, const char __user *buffer,
|
||||||
} else if (!strcmp(buf, "toggle")) {
|
} else if (!strcmp(buf, "toggle")) {
|
||||||
led_toggle();
|
led_toggle();
|
||||||
} else if ((*buf > '0') && (*buf <= '9')) {
|
} else if ((*buf > '0') && (*buf <= '9')) {
|
||||||
led_blink(simple_strtoul(buf, NULL, 10));
|
led_blink_timer_timeout = simple_strtoul(buf, NULL, 10);
|
||||||
|
led_blink(&led_blink_timer);
|
||||||
} else if (!strcmp(buf, "load")) {
|
} else if (!strcmp(buf, "load")) {
|
||||||
led_blink(0);
|
led_blink_timer_timeout = 0;
|
||||||
|
led_blink(&led_blink_timer);
|
||||||
} else {
|
} else {
|
||||||
auxio_set_led(AUXIO_LED_OFF);
|
auxio_set_led(AUXIO_LED_OFF);
|
||||||
}
|
}
|
||||||
|
@ -115,8 +118,7 @@ static struct proc_dir_entry *led;
|
||||||
|
|
||||||
static int __init led_init(void)
|
static int __init led_init(void)
|
||||||
{
|
{
|
||||||
init_timer(&led_blink_timer);
|
timer_setup(&led_blink_timer, led_blink, 0);
|
||||||
led_blink_timer.function = led_blink;
|
|
||||||
|
|
||||||
led = proc_create("led", 0, NULL, &led_proc_fops);
|
led = proc_create("led", 0, NULL, &led_proc_fops);
|
||||||
if (!led)
|
if (!led)
|
||||||
|
|
Loading…
Reference in New Issue