pwm_source 744 drivers/hwmon/aspeed-pwm-tacho.c u8 pwm_source) pwm_source 752 drivers/hwmon/aspeed-pwm-tacho.c priv->fan_tach_ch_source[index] = pwm_source; pwm_source 753 drivers/hwmon/aspeed-pwm-tacho.c aspeed_set_fan_tach_ch_source(priv->regmap, index, pwm_source);