50 	struct max7301 *ts = container_of(chip, struct max7301, chip);  in max7301_direction_input()  local
59 	config = &ts->port_config[offset >> 2];  in max7301_direction_input()
61 	if (ts->input_pullup_active & BIT(offset))  in max7301_direction_input()
66 	mutex_lock(&ts->lock);  in max7301_direction_input()
71 	ret = ts->write(ts->dev, 0x08 + (offset >> 2), *config);  in max7301_direction_input()
73 	mutex_unlock(&ts->lock);  in max7301_direction_input()
78 static int __max7301_set(struct max7301 *ts, unsigned offset, int value)  in __max7301_set()  argument
81 		ts->out_level |= 1 << offset;  in __max7301_set()
82 		return ts->write(ts->dev, 0x20 + offset, 0x01);  in __max7301_set()
84 		ts->out_level &= ~(1 << offset);  in __max7301_set()
85 		return ts->write(ts->dev, 0x20 + offset, 0x00);  in __max7301_set()
92 	struct max7301 *ts = container_of(chip, struct max7301, chip);  in max7301_direction_output()  local
101 	config = &ts->port_config[offset >> 2];  in max7301_direction_output()
103 	mutex_lock(&ts->lock);  in max7301_direction_output()
108 	ret = __max7301_set(ts, offset, value);  in max7301_direction_output()
111 		ret = ts->write(ts->dev, 0x08 + (offset >> 2), *config);  in max7301_direction_output()
113 	mutex_unlock(&ts->lock);  in max7301_direction_output()
120 	struct max7301 *ts = gpiochip_get_data(chip);  in max7301_get()  local
126 	mutex_lock(&ts->lock);  in max7301_get()
128 	config = (ts->port_config[offset >> 2] >> ((offset & 3) << 1))  in max7301_get()
134 		level =  !!(ts->out_level & (1 << offset));  in max7301_get()
139 		level = ts->read(ts->dev, 0x20 + offset) & 0x01;  in max7301_get()
141 	mutex_unlock(&ts->lock);  in max7301_get()
148 	struct max7301 *ts = gpiochip_get_data(chip);  in max7301_set()  local
153 	mutex_lock(&ts->lock);  in max7301_set()
155 	__max7301_set(ts, offset, value);  in max7301_set()
157 	mutex_unlock(&ts->lock);  in max7301_set()
160 int __max730x_probe(struct max7301 *ts)  in __max730x_probe()  argument
162 	struct device *dev = ts->dev;  in __max730x_probe()
168 	mutex_init(&ts->lock);  in __max730x_probe()
169 	dev_set_drvdata(dev, ts);  in __max730x_probe()
172 	ts->write(dev, 0x04, 0x01);  in __max730x_probe()
175 		ts->input_pullup_active = pdata->input_pullup_active;  in __max730x_probe()
176 		ts->chip.base = pdata->base;  in __max730x_probe()
178 		ts->chip.base = -1;  in __max730x_probe()
180 	ts->chip.label = dev->driver->name;  in __max730x_probe()
182 	ts->chip.direction_input = max7301_direction_input;  in __max730x_probe()
183 	ts->chip.get = max7301_get;  in __max730x_probe()
184 	ts->chip.direction_output = max7301_direction_output;  in __max730x_probe()
185 	ts->chip.set = max7301_set;  in __max730x_probe()
187 	ts->chip.ngpio = PIN_NUMBER;  in __max730x_probe()
188 	ts->chip.can_sleep = true;  in __max730x_probe()
189 	ts->chip.parent = dev;  in __max730x_probe()
190 	ts->chip.owner = THIS_MODULE;  in __max730x_probe()
204 		ts->port_config[i] = 0xAA;  in __max730x_probe()
207 			ret = max7301_direction_input(&ts->chip, offset);  in __max730x_probe()
213 	ret = gpiochip_add_data(&ts->chip, ts);  in __max730x_probe()
218 	mutex_destroy(&ts->lock);  in __max730x_probe()
225 	struct max7301 *ts = dev_get_drvdata(dev);  in __max730x_remove()  local
228 	ts->write(dev, 0x04, 0x00);  in __max730x_remove()
229 	gpiochip_remove(&ts->chip);  in __max730x_remove()
230 	mutex_destroy(&ts->lock);  in __max730x_remove()