29 static unsigned sch_gpio_offset(struct sch_gpio *sch, unsigned gpio,  in sch_gpio_offset()  argument
34 	if (gpio >= sch->resume_base) {  in sch_gpio_offset()
35 		gpio -= sch->resume_base;  in sch_gpio_offset()
42 static unsigned sch_gpio_bit(struct sch_gpio *sch, unsigned gpio)  in sch_gpio_bit()  argument
44 	if (gpio >= sch->resume_base)  in sch_gpio_bit()
45 		gpio -= sch->resume_base;  in sch_gpio_bit()
49 static int sch_gpio_reg_get(struct sch_gpio *sch, unsigned gpio, unsigned reg)  in sch_gpio_reg_get()  argument
54 	offset = sch_gpio_offset(sch, gpio, reg);  in sch_gpio_reg_get()
55 	bit = sch_gpio_bit(sch, gpio);  in sch_gpio_reg_get()
57 	reg_val = !!(inb(sch->iobase + offset) & BIT(bit));  in sch_gpio_reg_get()
62 static void sch_gpio_reg_set(struct sch_gpio *sch, unsigned gpio, unsigned reg,  in sch_gpio_reg_set()  argument
68 	offset = sch_gpio_offset(sch, gpio, reg);  in sch_gpio_reg_set()
69 	bit = sch_gpio_bit(sch, gpio);  in sch_gpio_reg_set()
71 	reg_val = inb(sch->iobase + offset);  in sch_gpio_reg_set()
74 		outb(reg_val | BIT(bit), sch->iobase + offset);  in sch_gpio_reg_set()
76 		outb((reg_val & ~BIT(bit)), sch->iobase + offset);  in sch_gpio_reg_set()
81 	struct sch_gpio *sch = gpiochip_get_data(gc);  in sch_gpio_direction_in()  local
83 	spin_lock(&sch->lock);  in sch_gpio_direction_in()
84 	sch_gpio_reg_set(sch, gpio_num, GIO, 1);  in sch_gpio_direction_in()
85 	spin_unlock(&sch->lock);  in sch_gpio_direction_in()
91 	struct sch_gpio *sch = gpiochip_get_data(gc);  in sch_gpio_get()  local
92 	return sch_gpio_reg_get(sch, gpio_num, GLV);  in sch_gpio_get()
97 	struct sch_gpio *sch = gpiochip_get_data(gc);  in sch_gpio_set()  local
99 	spin_lock(&sch->lock);  in sch_gpio_set()
100 	sch_gpio_reg_set(sch, gpio_num, GLV, val);  in sch_gpio_set()
101 	spin_unlock(&sch->lock);  in sch_gpio_set()
107 	struct sch_gpio *sch = gpiochip_get_data(gc);  in sch_gpio_direction_out()  local
109 	spin_lock(&sch->lock);  in sch_gpio_direction_out()
110 	sch_gpio_reg_set(sch, gpio_num, GIO, 0);  in sch_gpio_direction_out()
111 	spin_unlock(&sch->lock);  in sch_gpio_direction_out()
128 	struct sch_gpio *sch = gpiochip_get_data(gc);  in sch_gpio_get_direction()  local
130 	return sch_gpio_reg_get(sch, gpio_num, GIO);  in sch_gpio_get_direction()
145 	struct sch_gpio *sch;  in sch_gpio_probe()  local
148 	sch = devm_kzalloc(&pdev->dev, sizeof(*sch), GFP_KERNEL);  in sch_gpio_probe()
149 	if (!sch)  in sch_gpio_probe()
160 	spin_lock_init(&sch->lock);  in sch_gpio_probe()
161 	sch->iobase = res->start;  in sch_gpio_probe()
162 	sch->chip = sch_gpio_chip;  in sch_gpio_probe()
163 	sch->chip.label = dev_name(&pdev->dev);  in sch_gpio_probe()
164 	sch->chip.parent = &pdev->dev;  in sch_gpio_probe()
168 		sch->resume_base = 10;  in sch_gpio_probe()
169 		sch->chip.ngpio = 14;  in sch_gpio_probe()
176 		sch_gpio_reg_set(sch, 8, GEN, 1);  in sch_gpio_probe()
177 		sch_gpio_reg_set(sch, 9, GEN, 1);  in sch_gpio_probe()
182 		sch_gpio_reg_set(sch, 13, GEN, 1);  in sch_gpio_probe()
186 		sch->resume_base = 5;  in sch_gpio_probe()
187 		sch->chip.ngpio = 14;  in sch_gpio_probe()
191 		sch->resume_base = 21;  in sch_gpio_probe()
192 		sch->chip.ngpio = 30;  in sch_gpio_probe()
196 		sch->resume_base = 2;  in sch_gpio_probe()
197 		sch->chip.ngpio = 8;  in sch_gpio_probe()
204 	platform_set_drvdata(pdev, sch);  in sch_gpio_probe()
206 	return devm_gpiochip_add_data(&pdev->dev, &sch->chip, sch);  in sch_gpio_probe()