Lines Matching refs:gain
65 unsigned int gain;
122 *val = voltage_uv * st->gain;
148 unsigned int full_scale, gain;
160 gain = DIV_ROUND_CLOSEST_ULL(vref, full_scale);
161 gain = DIV_ROUND_CLOSEST(gain, val2);
162 st->gain = gain;
163 if (gain < AD7780_GAIN_MIDPOINT)
164 gain = 0;
166 gain = 1;
167 gpiod_set_value(st->gain_gpio, gain);
195 st->gain = ad778x_gain[raw_sample & AD7780_GAIN];
283 "adi,gain",
287 dev_err(dev, "Failed to request gain GPIO: %d\n", ret);
319 st->gain = 1;