52 	struct mux_chip *mux_chip = to_mux_chip(dev);  in mux_chip_release()  local
54 	ida_simple_remove(&mux_ida, mux_chip->id);  in mux_chip_release()
55 	kfree(mux_chip);  in mux_chip_release()
79 struct mux_chip *mux_chip_alloc(struct device *dev,  in mux_chip_alloc()
82 	struct mux_chip *mux_chip;  in mux_chip_alloc()  local
88 	mux_chip = kzalloc(sizeof(*mux_chip) +  in mux_chip_alloc()
89 			   controllers * sizeof(*mux_chip->mux) +  in mux_chip_alloc()
91 	if (!mux_chip)  in mux_chip_alloc()
94 	mux_chip->mux = (struct mux_control *)(mux_chip + 1);  in mux_chip_alloc()
95 	mux_chip->dev.class = &mux_class;  in mux_chip_alloc()
96 	mux_chip->dev.type = &mux_type;  in mux_chip_alloc()
97 	mux_chip->dev.parent = dev;  in mux_chip_alloc()
98 	mux_chip->dev.of_node = dev->of_node;  in mux_chip_alloc()
99 	dev_set_drvdata(&mux_chip->dev, mux_chip);  in mux_chip_alloc()
101 	mux_chip->id = ida_simple_get(&mux_ida, 0, 0, GFP_KERNEL);  in mux_chip_alloc()
102 	if (mux_chip->id < 0) {  in mux_chip_alloc()
103 		int err = mux_chip->id;  in mux_chip_alloc()
106 		kfree(mux_chip);  in mux_chip_alloc()
109 	dev_set_name(&mux_chip->dev, "muxchip%d", mux_chip->id);  in mux_chip_alloc()
111 	mux_chip->controllers = controllers;  in mux_chip_alloc()
113 		struct mux_control *mux = &mux_chip->mux[i];  in mux_chip_alloc()
115 		mux->chip = mux_chip;  in mux_chip_alloc()
121 	device_initialize(&mux_chip->dev);  in mux_chip_alloc()
123 	return mux_chip;  in mux_chip_alloc()
147 int mux_chip_register(struct mux_chip *mux_chip)  in mux_chip_register()  argument
152 	for (i = 0; i < mux_chip->controllers; ++i) {  in mux_chip_register()
153 		struct mux_control *mux = &mux_chip->mux[i];  in mux_chip_register()
160 			dev_err(&mux_chip->dev, "unable to set idle state\n");  in mux_chip_register()
165 	ret = device_add(&mux_chip->dev);  in mux_chip_register()
167 		dev_err(&mux_chip->dev,  in mux_chip_register()
181 void mux_chip_unregister(struct mux_chip *mux_chip)  in mux_chip_unregister()  argument
183 	device_del(&mux_chip->dev);  in mux_chip_unregister()
193 void mux_chip_free(struct mux_chip *mux_chip)  in mux_chip_free()  argument
195 	if (!mux_chip)  in mux_chip_free()
198 	put_device(&mux_chip->dev);  in mux_chip_free()
204 	struct mux_chip *mux_chip = *(struct mux_chip **)res;  in devm_mux_chip_release()  local
206 	mux_chip_free(mux_chip);  in devm_mux_chip_release()
219 struct mux_chip *devm_mux_chip_alloc(struct device *dev,  in devm_mux_chip_alloc()
223 	struct mux_chip **ptr, *mux_chip;  in devm_mux_chip_alloc()  local
229 	mux_chip = mux_chip_alloc(dev, controllers, sizeof_priv);  in devm_mux_chip_alloc()
230 	if (IS_ERR(mux_chip)) {  in devm_mux_chip_alloc()
232 		return mux_chip;  in devm_mux_chip_alloc()
235 	*ptr = mux_chip;  in devm_mux_chip_alloc()
238 	return mux_chip;  in devm_mux_chip_alloc()
244 	struct mux_chip *mux_chip = *(struct mux_chip **)res;  in devm_mux_chip_reg_release()  local
246 	mux_chip_unregister(mux_chip);  in devm_mux_chip_reg_release()
259 			   struct mux_chip *mux_chip)  in devm_mux_chip_register()  argument
261 	struct mux_chip **ptr;  in devm_mux_chip_register()
268 	res = mux_chip_register(mux_chip);  in devm_mux_chip_register()
274 	*ptr = mux_chip;  in devm_mux_chip_register()
409 static struct mux_chip *of_find_mux_chip_by_node(struct device_node *np)  in of_find_mux_chip_by_node()
429 	struct mux_chip *mux_chip;  in mux_control_get()  local
453 	mux_chip = of_find_mux_chip_by_node(args.np);  in mux_control_get()
455 	if (!mux_chip)  in mux_control_get()
459 	    (!args.args_count && (mux_chip->controllers > 1))) {  in mux_control_get()
462 		put_device(&mux_chip->dev);  in mux_control_get()
470 	if (controller >= mux_chip->controllers) {  in mux_control_get()
473 		put_device(&mux_chip->dev);  in mux_control_get()
477 	return &mux_chip->mux[controller];  in mux_control_get()