diff options
Diffstat (limited to 'drivers/pwm')
| -rw-r--r-- | drivers/pwm/sysfs.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c index 8ca5de316d3..8c20332d482 100644 --- a/drivers/pwm/sysfs.c +++ b/drivers/pwm/sysfs.c @@ -268,6 +268,7 @@ static ssize_t pwm_export_store(struct device *parent, return ret ? : len; } +static DEVICE_ATTR(export, 0200, NULL, pwm_export_store); static ssize_t pwm_unexport_store(struct device *parent, struct device_attribute *attr, @@ -288,27 +289,29 @@ static ssize_t pwm_unexport_store(struct device *parent, return ret ? : len; } +static DEVICE_ATTR(unexport, 0200, NULL, pwm_unexport_store); -static ssize_t pwm_npwm_show(struct device *parent, - struct device_attribute *attr, - char *buf) +static ssize_t npwm_show(struct device *parent, struct device_attribute *attr, + char *buf) { const struct pwm_chip *chip = dev_get_drvdata(parent); return sprintf(buf, "%u\n", chip->npwm); } +static DEVICE_ATTR_RO(npwm); -static struct device_attribute pwm_chip_attrs[] = { - __ATTR(export, 0200, NULL, pwm_export_store), - __ATTR(unexport, 0200, NULL, pwm_unexport_store), - __ATTR(npwm, 0444, pwm_npwm_show, NULL), - __ATTR_NULL, +static struct attribute *pwm_chip_attrs[] = { + &dev_attr_export.attr, + &dev_attr_unexport.attr, + &dev_attr_npwm.attr, + NULL, }; +ATTRIBUTE_GROUPS(pwm_chip); static struct class pwm_class = { .name = "pwm", .owner = THIS_MODULE, - .dev_attrs = pwm_chip_attrs, + .dev_groups = pwm_chip_groups, }; static int pwmchip_sysfs_match(struct device *parent, const void *data) |