139 	struct pcf857x	*gpio = container_of(chip, struct pcf857x, chip);  in pcf857x_input()  local
142 	mutex_lock(&gpio->lock);  in pcf857x_input()
143 	gpio->out |= (1 << offset);  in pcf857x_input()
144 	status = gpio->write(gpio->client, gpio->out);  in pcf857x_input()
145 	mutex_unlock(&gpio->lock);  in pcf857x_input()
152 	struct pcf857x	*gpio = container_of(chip, struct pcf857x, chip);  in pcf857x_get()  local
155 	value = gpio->read(gpio->client);  in pcf857x_get()
161 	struct pcf857x	*gpio = container_of(chip, struct pcf857x, chip);  in pcf857x_output()  local
165 	mutex_lock(&gpio->lock);  in pcf857x_output()
167 		gpio->out |= bit;  in pcf857x_output()
169 		gpio->out &= ~bit;  in pcf857x_output()
170 	status = gpio->write(gpio->client, gpio->out);  in pcf857x_output()
171 	mutex_unlock(&gpio->lock);  in pcf857x_output()
185 	struct pcf857x  *gpio = data;  in pcf857x_irq()  local
188 	status = gpio->read(gpio->client);  in pcf857x_irq()
190 	spin_lock_irqsave(&gpio->slock, flags);  in pcf857x_irq()
197 	change = (gpio->status ^ status);  in pcf857x_irq()
198 	for_each_set_bit(i, &change, gpio->chip.ngpio)  in pcf857x_irq()
199 		handle_nested_irq(irq_find_mapping(gpio->chip.irqdomain, i));  in pcf857x_irq()
200 	gpio->status = status;  in pcf857x_irq()
202 	spin_unlock_irqrestore(&gpio->slock, flags);  in pcf857x_irq()
219 	struct pcf857x *gpio = irq_data_get_irq_chip_data(data);  in pcf857x_irq_set_wake()  local
221 	irq_set_irq_wake(gpio->client->irq, on);  in pcf857x_irq_set_wake()
244 	struct pcf857x			*gpio;  in pcf857x_probe()  local
256 	gpio = devm_kzalloc(&client->dev, sizeof(*gpio), GFP_KERNEL);  in pcf857x_probe()
257 	if (!gpio)  in pcf857x_probe()
260 	mutex_init(&gpio->lock);  in pcf857x_probe()
261 	spin_lock_init(&gpio->slock);  in pcf857x_probe()
263 	gpio->chip.base			= pdata ? pdata->gpio_base : -1;  in pcf857x_probe()
264 	gpio->chip.can_sleep		= true;  in pcf857x_probe()
265 	gpio->chip.dev			= &client->dev;  in pcf857x_probe()
266 	gpio->chip.owner		= THIS_MODULE;  in pcf857x_probe()
267 	gpio->chip.get			= pcf857x_get;  in pcf857x_probe()
268 	gpio->chip.set			= pcf857x_set;  in pcf857x_probe()
269 	gpio->chip.direction_input	= pcf857x_input;  in pcf857x_probe()
270 	gpio->chip.direction_output	= pcf857x_output;  in pcf857x_probe()
271 	gpio->chip.ngpio		= id->driver_data;  in pcf857x_probe()
284 	if (gpio->chip.ngpio == 8) {  in pcf857x_probe()
285 		gpio->write	= i2c_write_le8;  in pcf857x_probe()
286 		gpio->read	= i2c_read_le8;  in pcf857x_probe()
302 	} else if (gpio->chip.ngpio == 16) {  in pcf857x_probe()
303 		gpio->write	= i2c_write_le16;  in pcf857x_probe()
304 		gpio->read	= i2c_read_le16;  in pcf857x_probe()
321 	gpio->chip.label = client->name;  in pcf857x_probe()
323 	gpio->client = client;  in pcf857x_probe()
324 	i2c_set_clientdata(client, gpio);  in pcf857x_probe()
341 	gpio->out = ~n_latch;  in pcf857x_probe()
342 	gpio->status = gpio->out;  in pcf857x_probe()
344 	status = gpiochip_add(&gpio->chip);  in pcf857x_probe()
350 		status = gpiochip_irqchip_add(&gpio->chip, &pcf857x_irq_chip,  in pcf857x_probe()
361 					dev_name(&client->dev), gpio);  in pcf857x_probe()
365 		gpiochip_set_chained_irqchip(&gpio->chip, &pcf857x_irq_chip,  in pcf857x_probe()
374 				gpio->chip.base, gpio->chip.ngpio,  in pcf857x_probe()
385 	gpiochip_remove(&gpio->chip);  in pcf857x_probe()
397 	struct pcf857x			*gpio = i2c_get_clientdata(client);  in pcf857x_remove()  local
402 				gpio->chip.base, gpio->chip.ngpio,  in pcf857x_remove()
411 	gpiochip_remove(&gpio->chip);  in pcf857x_remove()