Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-23 04:31:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

leds: pwm: Remove atomic code paths

Browse Source 
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>
This commit is contained in:
Thierry Reding 2017-01-04 09:37:56 +01:00
parent 0c744ea4f7
commit 247bde13b9
1 changed files with 3 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/leds/leds-pwm.c
View File

@ -29,7 +29,6 @@ struct led_pwm_data {
unsigned int active_low;
unsigned int period;
int duty;
bool can_sleep;
};
struct led_pwm_priv {
@ -49,8 +48,8 @@ static void __led_pwm_set(struct led_pwm_data *led_dat)
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 @@ static void led_pwm_set(struct led_classdev *led_cdev,
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 @@ static int led_pwm_add(struct device *dev, struct led_pwm_priv *priv,
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