220 	u8 reg_val;  in pca953x_gpio_direction_input()  local
224 	reg_val = chip->reg_direction[off / BANK_SZ] | (1u << (off % BANK_SZ));  in pca953x_gpio_direction_input()
234 	ret = pca953x_write_single(chip, offset, reg_val, off);  in pca953x_gpio_direction_input()
238 	chip->reg_direction[off / BANK_SZ] = reg_val;  in pca953x_gpio_direction_input()
249 	u8 reg_val;  in pca953x_gpio_direction_output()  local
255 		reg_val = chip->reg_output[off / BANK_SZ]  in pca953x_gpio_direction_output()
258 		reg_val = chip->reg_output[off / BANK_SZ]  in pca953x_gpio_direction_output()
269 	ret = pca953x_write_single(chip, offset, reg_val, off);  in pca953x_gpio_direction_output()
273 	chip->reg_output[off / BANK_SZ] = reg_val;  in pca953x_gpio_direction_output()
276 	reg_val = chip->reg_direction[off / BANK_SZ] & ~(1u << (off % BANK_SZ));  in pca953x_gpio_direction_output()
285 	ret = pca953x_write_single(chip, offset, reg_val, off);  in pca953x_gpio_direction_output()
289 	chip->reg_direction[off / BANK_SZ] = reg_val;  in pca953x_gpio_direction_output()
299 	u32 reg_val;  in pca953x_gpio_get_value()  local
311 	ret = pca953x_read_single(chip, offset, &reg_val, off);  in pca953x_gpio_get_value()
321 	return (reg_val & (1u << (off % BANK_SZ))) ? 1 : 0;  in pca953x_gpio_get_value()
327 	u8 reg_val;  in pca953x_gpio_set_value()  local
332 		reg_val = chip->reg_output[off / BANK_SZ]  in pca953x_gpio_set_value()
335 		reg_val = chip->reg_output[off / BANK_SZ]  in pca953x_gpio_set_value()
346 	ret = pca953x_write_single(chip, offset, reg_val, off);  in pca953x_gpio_set_value()
350 	chip->reg_output[off / BANK_SZ] = reg_val;  in pca953x_gpio_set_value()