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path: root/drivers/pwm/sysfs.c
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Diffstat (limited to 'drivers/pwm/sysfs.c')
-rw-r--r--drivers/pwm/sysfs.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c
index 9903c3a7eced..e7db8e45001c 100644
--- a/drivers/pwm/sysfs.c
+++ b/drivers/pwm/sysfs.c
@@ -42,7 +42,7 @@ static ssize_t period_show(struct device *child,
pwm_get_state(pwm, &state);
- return sprintf(buf, "%llu\n", state.period);
+ return sysfs_emit(buf, "%llu\n", state.period);
}
static ssize_t period_store(struct device *child,
@@ -77,7 +77,7 @@ static ssize_t duty_cycle_show(struct device *child,
pwm_get_state(pwm, &state);
- return sprintf(buf, "%llu\n", state.duty_cycle);
+ return sysfs_emit(buf, "%llu\n", state.duty_cycle);
}
static ssize_t duty_cycle_store(struct device *child,
@@ -112,7 +112,7 @@ static ssize_t enable_show(struct device *child,
pwm_get_state(pwm, &state);
- return sprintf(buf, "%d\n", state.enabled);
+ return sysfs_emit(buf, "%d\n", state.enabled);
}
static ssize_t enable_store(struct device *child,
@@ -171,7 +171,7 @@ static ssize_t polarity_show(struct device *child,
break;
}
- return sprintf(buf, "%s\n", polarity);
+ return sysfs_emit(buf, "%s\n", polarity);
}
static ssize_t polarity_store(struct device *child,
@@ -212,7 +212,7 @@ static ssize_t capture_show(struct device *child,
if (ret)
return ret;
- return sprintf(buf, "%u %u\n", result.period, result.duty_cycle);
+ return sysfs_emit(buf, "%u %u\n", result.period, result.duty_cycle);
}
static DEVICE_ATTR_RW(period);
@@ -361,7 +361,7 @@ static ssize_t npwm_show(struct device *parent, struct device_attribute *attr,
{
const struct pwm_chip *chip = dev_get_drvdata(parent);
- return sprintf(buf, "%u\n", chip->npwm);
+ return sysfs_emit(buf, "%u\n", chip->npwm);
}
static DEVICE_ATTR_RO(npwm);
@@ -433,7 +433,7 @@ static int pwm_class_resume_npwm(struct device *parent, unsigned int npwm)
return ret;
}
-static int __maybe_unused pwm_class_suspend(struct device *parent)
+static int pwm_class_suspend(struct device *parent)
{
struct pwm_chip *chip = dev_get_drvdata(parent);
unsigned int i;
@@ -464,20 +464,20 @@ static int __maybe_unused pwm_class_suspend(struct device *parent)
return ret;
}
-static int __maybe_unused pwm_class_resume(struct device *parent)
+static int pwm_class_resume(struct device *parent)
{
struct pwm_chip *chip = dev_get_drvdata(parent);
return pwm_class_resume_npwm(parent, chip->npwm);
}
-static SIMPLE_DEV_PM_OPS(pwm_class_pm_ops, pwm_class_suspend, pwm_class_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(pwm_class_pm_ops, pwm_class_suspend, pwm_class_resume);
static struct class pwm_class = {
.name = "pwm",
.owner = THIS_MODULE,
.dev_groups = pwm_chip_groups,
- .pm = &pwm_class_pm_ops,
+ .pm = pm_sleep_ptr(&pwm_class_pm_ops),
};
static int pwmchip_sysfs_match(struct device *parent, const void *data)