18 	struct device child;  member
24 static struct pwm_export *child_to_pwm_export(struct device *child)  in child_to_pwm_export()  argument
26 	return container_of(child, struct pwm_export, child);  in child_to_pwm_export()
29 static struct pwm_device *child_to_pwm_device(struct device *child)  in child_to_pwm_device()  argument
31 	struct pwm_export *export = child_to_pwm_export(child);  in child_to_pwm_device()
36 static ssize_t period_show(struct device *child,  in period_show()  argument
40 	const struct pwm_device *pwm = child_to_pwm_device(child);  in period_show()
48 static ssize_t period_store(struct device *child,  in period_store()  argument
52 	struct pwm_export *export = child_to_pwm_export(child);  in period_store()
71 static ssize_t duty_cycle_show(struct device *child,  in duty_cycle_show()  argument
75 	const struct pwm_device *pwm = child_to_pwm_device(child);  in duty_cycle_show()
83 static ssize_t duty_cycle_store(struct device *child,  in duty_cycle_store()  argument
87 	struct pwm_export *export = child_to_pwm_export(child);  in duty_cycle_store()
107 static ssize_t oneshot_count_show(struct device *child,  in oneshot_count_show()  argument
111 	const struct pwm_device *pwm = child_to_pwm_device(child);  in oneshot_count_show()
119 static ssize_t oneshot_count_store(struct device *child,  in oneshot_count_store()  argument
123 	struct pwm_export *export = child_to_pwm_export(child);  in oneshot_count_store()
143 static ssize_t enable_show(struct device *child,  in enable_show()  argument
147 	const struct pwm_device *pwm = child_to_pwm_device(child);  in enable_show()
155 static ssize_t enable_store(struct device *child,  in enable_store()  argument
159 	struct pwm_export *export = child_to_pwm_export(child);  in enable_store()
191 static ssize_t polarity_show(struct device *child,  in polarity_show()  argument
195 	const struct pwm_device *pwm = child_to_pwm_device(child);  in polarity_show()
214 static ssize_t polarity_store(struct device *child,  in polarity_store()  argument
218 	struct pwm_export *export = child_to_pwm_export(child);  in polarity_store()
240 static ssize_t capture_show(struct device *child,  in capture_show()  argument
244 	struct pwm_device *pwm = child_to_pwm_device(child);  in capture_show()
255 static ssize_t output_type_show(struct device *child,  in output_type_show()  argument
259 	const struct pwm_device *pwm = child_to_pwm_device(child);  in output_type_show()
302 static void pwm_export_release(struct device *child)  in pwm_export_release()  argument
304 	struct pwm_export *export = child_to_pwm_export(child);  in pwm_export_release()
327 	export->child.release = pwm_export_release;  in pwm_export_child()
328 	export->child.parent = parent;  in pwm_export_child()
329 	export->child.devt = MKDEV(0, 0);  in pwm_export_child()
330 	export->child.groups = pwm_groups;  in pwm_export_child()
331 	dev_set_name(&export->child, "pwm%u", pwm->hwpwm);  in pwm_export_child()
333 	ret = device_register(&export->child);  in pwm_export_child()
336 		put_device(&export->child);  in pwm_export_child()
348 static int pwm_unexport_match(struct device *child, void *data)  in pwm_unexport_match()  argument
350 	return child_to_pwm_device(child) == data;  in pwm_unexport_match()
355 	struct device *child;  in pwm_unexport_child()  local
361 	child = device_find_child(parent, pwm, pwm_unexport_match);  in pwm_unexport_child()
362 	if (!child)  in pwm_unexport_child()
371 	put_device(child);  in pwm_unexport_child()
372 	device_unregister(child);  in pwm_unexport_child()
449 	struct device *child;  in pwm_class_get_state()  local
455 	child = device_find_child(parent, pwm, pwm_unexport_match);  in pwm_class_get_state()
456 	if (!child)  in pwm_class_get_state()
459 	export = child_to_pwm_export(child);  in pwm_class_get_state()
460 	put_device(child);	/* for device_find_child() */  in pwm_class_get_state()