117 	unsigned int old_sel, tmp, val, mask = rdev->desc->vsel_mask;  in rk808_buck1_2_i2c_set_voltage_sel()  local
124 	old_sel = val & mask;  in rk808_buck1_2_i2c_set_voltage_sel()
125 	old_sel >>= ffs(mask) - 1;  in rk808_buck1_2_i2c_set_voltage_sel()
126 	delta_sel = sel - old_sel;  in rk808_buck1_2_i2c_set_voltage_sel()
134 		old_sel += MAX_STEPS_ONE_TIME;  in rk808_buck1_2_i2c_set_voltage_sel()
135 		val = old_sel << (ffs(mask) - 1);  in rk808_buck1_2_i2c_set_voltage_sel()
145 		delta_sel = sel - old_sel;  in rk808_buck1_2_i2c_set_voltage_sel()
169 	unsigned old_sel;  in rk808_buck1_2_set_voltage_sel()  local
178 		ret = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &old_sel);  in rk808_buck1_2_set_voltage_sel()
182 				  &old_sel);  in rk808_buck1_2_set_voltage_sel()
189 	sel |= old_sel & ~rdev->desc->vsel_mask;  in rk808_buck1_2_set_voltage_sel()