leds: pwm: Remove atomic code paths
PWM devices have all been marked as "might sleep" since v4.5. It no
longer makes sense to keep the alternative code paths around because
it is effectively dead code.
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c
index a9145aa..8d456dc6 100644
--- a/drivers/leds/leds-pwm.c
+++ b/drivers/leds/leds-pwm.c
@@ -29,7 +29,6 @@
unsigned int active_low;
unsigned int period;
int duty;
- bool can_sleep;
};
struct led_pwm_priv {
@@ -49,8 +48,8 @@
pwm_enable(led_dat->pwm);
}
-static void led_pwm_set(struct led_classdev *led_cdev,
- enum led_brightness brightness)
+static int led_pwm_set(struct led_classdev *led_cdev,
+ enum led_brightness brightness)
{
struct led_pwm_data *led_dat =
container_of(led_cdev, struct led_pwm_data, cdev);
@@ -66,12 +65,7 @@
led_dat->duty = duty;
__led_pwm_set(led_dat);
-}
-static int led_pwm_set_blocking(struct led_classdev *led_cdev,
- enum led_brightness brightness)
-{
- led_pwm_set(led_cdev, brightness);
return 0;
}
@@ -112,11 +106,7 @@
return ret;
}
- led_data->can_sleep = pwm_can_sleep(led_data->pwm);
- if (!led_data->can_sleep)
- led_data->cdev.brightness_set = led_pwm_set;
- else
- led_data->cdev.brightness_set_blocking = led_pwm_set_blocking;
+ led_data->cdev.brightness_set_blocking = led_pwm_set;
/*
* FIXME: pwm_apply_args() should be removed when switching to the