diff options
Diffstat (limited to 'drivers/leds/leds-ns2.c')
| -rw-r--r-- | drivers/leds/leds-ns2.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/leds/leds-ns2.c b/drivers/leds/leds-ns2.c index 74dce4ba026..350eb34f049 100644 --- a/drivers/leds/leds-ns2.c +++ b/drivers/leds/leds-ns2.c @@ -81,7 +81,7 @@ static int ns2_led_get_mode(struct ns2_led_data *led_dat, int cmd_level; int slow_level; - read_lock(&led_dat->rw_lock); + read_lock_irq(&led_dat->rw_lock); cmd_level = gpio_get_value(led_dat->cmd); slow_level = gpio_get_value(led_dat->slow); @@ -95,7 +95,7 @@ static int ns2_led_get_mode(struct ns2_led_data *led_dat, } } - read_unlock(&led_dat->rw_lock); + read_unlock_irq(&led_dat->rw_lock); return ret; } @@ -104,8 +104,9 @@ static void ns2_led_set_mode(struct ns2_led_data *led_dat, enum ns2_led_modes mode) { int i; + unsigned long flags; - write_lock(&led_dat->rw_lock); + write_lock_irqsave(&led_dat->rw_lock, flags); for (i = 0; i < ARRAY_SIZE(ns2_led_modval); i++) { if (mode == ns2_led_modval[i].mode) { @@ -116,7 +117,7 @@ static void ns2_led_set_mode(struct ns2_led_data *led_dat, } } - write_unlock(&led_dat->rw_lock); + write_unlock_irqrestore(&led_dat->rw_lock, flags); } static void ns2_led_set(struct led_classdev *led_cdev, |