125 static void dio48e_regmap_lock(void *lock_arg) __acquires(&dio48egpio->lock)  in dio48e_regmap_lock()
127 	struct dio48e_gpio *const dio48egpio = lock_arg;  in dio48e_regmap_lock()  local
130 	raw_spin_lock_irqsave(&dio48egpio->lock, flags);  in dio48e_regmap_lock()
131 	dio48egpio->flags = flags;  in dio48e_regmap_lock()
134 static void dio48e_regmap_unlock(void *lock_arg) __releases(&dio48egpio->lock)  in dio48e_regmap_unlock()
136 	struct dio48e_gpio *const dio48egpio = lock_arg;  in dio48e_regmap_unlock()  local
138 	raw_spin_unlock_irqrestore(&dio48egpio->lock, dio48egpio->flags);  in dio48e_regmap_unlock()
141 static void pit_regmap_lock(void *lock_arg) __acquires(&dio48egpio->lock)  in pit_regmap_lock()
143 	struct dio48e_gpio *const dio48egpio = lock_arg;  in pit_regmap_lock()  local
146 	raw_spin_lock_irqsave(&dio48egpio->lock, flags);  in pit_regmap_lock()
147 	dio48egpio->flags = flags;  in pit_regmap_lock()
149 	iowrite8(0x00, dio48egpio->regs + DIO48E_ENABLE_COUNTER_TIMER_ADDRESSING);  in pit_regmap_lock()
152 static void pit_regmap_unlock(void *lock_arg) __releases(&dio48egpio->lock)  in pit_regmap_unlock()
154 	struct dio48e_gpio *const dio48egpio = lock_arg;  in pit_regmap_unlock()  local
156 	ioread8(dio48egpio->regs + DIO48E_DISABLE_COUNTER_TIMER_ADDRESSING);  in pit_regmap_unlock()
158 	raw_spin_unlock_irqrestore(&dio48egpio->lock, dio48egpio->flags);  in pit_regmap_unlock()
166 	struct dio48e_gpio *const dio48egpio = irq_drv_data;  in dio48e_handle_mask_sync()  local
167 	const unsigned int prev_mask = dio48egpio->irq_mask;  in dio48e_handle_mask_sync()
176 	dio48egpio->irq_mask = mask_buf;  in dio48e_handle_mask_sync()
180 		err = regmap_write(dio48egpio->map, DIO48E_CLEAR_INTERRUPT, 0x00);  in dio48e_handle_mask_sync()
183 		return regmap_write(dio48egpio->map, DIO48E_ENABLE_INTERRUPT, 0x00);  in dio48e_handle_mask_sync()
188 		return regmap_read(dio48egpio->map, DIO48E_DISABLE_INTERRUPT, &val);  in dio48e_handle_mask_sync()
232 	struct dio48e_gpio *dio48egpio;  in dio48e_probe()  local
241 	dio48egpio = devm_kzalloc(dev, sizeof(*dio48egpio), GFP_KERNEL);  in dio48e_probe()
242 	if (!dio48egpio)  in dio48e_probe()
249 	dio48egpio->regs = regs;  in dio48e_probe()
251 	raw_spin_lock_init(&dio48egpio->lock);  in dio48e_probe()
259 		.lock_arg = dio48egpio,  in dio48e_probe()
273 	dio48egpio->map = map;  in dio48e_probe()
282 		.lock_arg = dio48egpio,  in dio48e_probe()
305 	chip->irq_drv_data = dio48egpio;  in dio48e_probe()