66 	struct idi_48_gpio *const idi48gpio = gpiochip_get_data(chip);  in idi_48_gpio_get()  local
77 			return !!(inb(idi48gpio->base + base_offset) & mask);  in idi_48_gpio_get()
87 	struct idi_48_gpio *const idi48gpio = gpiochip_get_data(chip);  in idi_48_gpio_get_multiple()  local
98 		port_addr = idi48gpio->base + ports[offset / 8];  in idi_48_gpio_get_multiple()
114 	struct idi_48_gpio *const idi48gpio = gpiochip_get_data(chip);  in idi_48_irq_mask()  local
126 			idi48gpio->irq_mask[boundary] &= ~mask;  in idi_48_irq_mask()
128 			if (!idi48gpio->irq_mask[boundary]) {  in idi_48_irq_mask()
129 				idi48gpio->cos_enb &= ~BIT(boundary);  in idi_48_irq_mask()
131 				raw_spin_lock_irqsave(&idi48gpio->lock, flags);  in idi_48_irq_mask()
133 				outb(idi48gpio->cos_enb, idi48gpio->base + 7);  in idi_48_irq_mask()
135 				raw_spin_unlock_irqrestore(&idi48gpio->lock,  in idi_48_irq_mask()
146 	struct idi_48_gpio *const idi48gpio = gpiochip_get_data(chip);  in idi_48_irq_unmask()  local
158 			prev_irq_mask = idi48gpio->irq_mask[boundary];  in idi_48_irq_unmask()
160 			idi48gpio->irq_mask[boundary] |= mask;  in idi_48_irq_unmask()
163 				idi48gpio->cos_enb |= BIT(boundary);  in idi_48_irq_unmask()
165 				raw_spin_lock_irqsave(&idi48gpio->lock, flags);  in idi_48_irq_unmask()
167 				outb(idi48gpio->cos_enb, idi48gpio->base + 7);  in idi_48_irq_unmask()
169 				raw_spin_unlock_irqrestore(&idi48gpio->lock,  in idi_48_irq_unmask()
197 	struct idi_48_gpio *const idi48gpio = dev_id;  in idi_48_irq_handler()  local
203 	struct gpio_chip *const chip = &idi48gpio->chip;  in idi_48_irq_handler()
205 	spin_lock(&idi48gpio->ack_lock);  in idi_48_irq_handler()
207 	raw_spin_lock(&idi48gpio->lock);  in idi_48_irq_handler()
209 	cos_status = inb(idi48gpio->base + 7);  in idi_48_irq_handler()
211 	raw_spin_unlock(&idi48gpio->lock);  in idi_48_irq_handler()
215 		spin_unlock(&idi48gpio->ack_lock);  in idi_48_irq_handler()
223 		irq_mask = idi48gpio->irq_mask[boundary];  in idi_48_irq_handler()
233 	spin_unlock(&idi48gpio->ack_lock);  in idi_48_irq_handler()
252 	struct idi_48_gpio *const idi48gpio = gpiochip_get_data(gc);  in idi_48_irq_init_hw()  local
255 	outb(0, idi48gpio->base + 7);  in idi_48_irq_init_hw()
256 	inb(idi48gpio->base + 7);  in idi_48_irq_init_hw()
263 	struct idi_48_gpio *idi48gpio;  in idi_48_probe()  local
268 	idi48gpio = devm_kzalloc(dev, sizeof(*idi48gpio), GFP_KERNEL);  in idi_48_probe()
269 	if (!idi48gpio)  in idi_48_probe()
278 	idi48gpio->chip.label = name;  in idi_48_probe()
279 	idi48gpio->chip.parent = dev;  in idi_48_probe()
280 	idi48gpio->chip.owner = THIS_MODULE;  in idi_48_probe()
281 	idi48gpio->chip.base = -1;  in idi_48_probe()
282 	idi48gpio->chip.ngpio = IDI48_NGPIO;  in idi_48_probe()
283 	idi48gpio->chip.names = idi48_names;  in idi_48_probe()
284 	idi48gpio->chip.get_direction = idi_48_gpio_get_direction;  in idi_48_probe()
285 	idi48gpio->chip.direction_input = idi_48_gpio_direction_input;  in idi_48_probe()
286 	idi48gpio->chip.get = idi_48_gpio_get;  in idi_48_probe()
287 	idi48gpio->chip.get_multiple = idi_48_gpio_get_multiple;  in idi_48_probe()
288 	idi48gpio->base = base[id];  in idi_48_probe()
290 	girq = &idi48gpio->chip.irq;  in idi_48_probe()
300 	raw_spin_lock_init(&idi48gpio->lock);  in idi_48_probe()
301 	spin_lock_init(&idi48gpio->ack_lock);  in idi_48_probe()
303 	err = devm_gpiochip_add_data(dev, &idi48gpio->chip, idi48gpio);  in idi_48_probe()
310 		name, idi48gpio);  in idi_48_probe()