27 	struct device child;  member
32 static struct pwm_export *child_to_pwm_export(struct device *child)  in child_to_pwm_export()  argument
34 	return container_of(child, struct pwm_export, child);  in child_to_pwm_export()
37 static struct pwm_device *child_to_pwm_device(struct device *child)  in child_to_pwm_device()  argument
39 	struct pwm_export *export = child_to_pwm_export(child);  in child_to_pwm_device()
44 static ssize_t period_show(struct device *child,  in period_show()  argument
48 	const struct pwm_device *pwm = child_to_pwm_device(child);  in period_show()
56 static ssize_t period_store(struct device *child,  in period_store()  argument
60 	struct pwm_export *export = child_to_pwm_export(child);  in period_store()
79 static ssize_t duty_cycle_show(struct device *child,  in duty_cycle_show()  argument
83 	const struct pwm_device *pwm = child_to_pwm_device(child);  in duty_cycle_show()
91 static ssize_t duty_cycle_store(struct device *child,  in duty_cycle_store()  argument
95 	struct pwm_export *export = child_to_pwm_export(child);  in duty_cycle_store()
114 static ssize_t enable_show(struct device *child,  in enable_show()  argument
118 	const struct pwm_device *pwm = child_to_pwm_device(child);  in enable_show()
126 static ssize_t enable_store(struct device *child,  in enable_store()  argument
130 	struct pwm_export *export = child_to_pwm_export(child);  in enable_store()
162 static ssize_t polarity_show(struct device *child,  in polarity_show()  argument
166 	const struct pwm_device *pwm = child_to_pwm_device(child);  in polarity_show()
185 static ssize_t polarity_store(struct device *child,  in polarity_store()  argument
189 	struct pwm_export *export = child_to_pwm_export(child);  in polarity_store()
211 static ssize_t capture_show(struct device *child,  in capture_show()  argument
215 	struct pwm_device *pwm = child_to_pwm_device(child);  in capture_show()
242 static void pwm_export_release(struct device *child)  in pwm_export_release()  argument
244 	struct pwm_export *export = child_to_pwm_export(child);  in pwm_export_release()
266 	export->child.release = pwm_export_release;  in pwm_export_child()
267 	export->child.parent = parent;  in pwm_export_child()
268 	export->child.devt = MKDEV(0, 0);  in pwm_export_child()
269 	export->child.groups = pwm_groups;  in pwm_export_child()
270 	dev_set_name(&export->child, "pwm%u", pwm->hwpwm);  in pwm_export_child()
272 	ret = device_register(&export->child);  in pwm_export_child()
282 static int pwm_unexport_match(struct device *child, void *data)  in pwm_unexport_match()  argument
284 	return child_to_pwm_device(child) == data;  in pwm_unexport_match()
289 	struct device *child;  in pwm_unexport_child()  local
294 	child = device_find_child(parent, pwm, pwm_unexport_match);  in pwm_unexport_child()
295 	if (!child)  in pwm_unexport_child()
299 	put_device(child);  in pwm_unexport_child()
300 	device_unregister(child);  in pwm_unexport_child()