From: Guenter Roeck Date: Tue, 4 Dec 2012 17:08:29 +0000 (-0800) Subject: hwmon: (nct6775) Add support for weighted fan control X-Git-Tag: next-20130402~80^2~22 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e3cb33c87e31a8bd764964ad0dc114beaafb8168;p=karo-tx-linux.git hwmon: (nct6775) Add support for weighted fan control The NCT677X series support weighted fan control. In this mode, a secondary temperature source is used in addition to the primary temperature source to control fan speed. Add support for this feature. Signed-off-by: Guenter Roeck --- diff --git a/Documentation/hwmon/nct6775 b/Documentation/hwmon/nct6775 index b4fe6bc4d371..3f5587e39093 100644 --- a/Documentation/hwmon/nct6775 +++ b/Documentation/hwmon/nct6775 @@ -92,6 +92,25 @@ Common fan control attributes pwm[1-5]_temp_sel Temperature source. Value is temperature sensor index. For example, select '1' for temp1_input. +pwm[1-5]_weight_temp_sel + Secondary temperature source. Value is temperature + sensor index. For example, select '1' for temp1_input. + Set to 0 to disable secondary temperature control. + +If secondary temperature functionality is enabled, it is controlled with the +following attributes. + +pwm[1-5]_weight_duty_step + Duty step size. +pwm[1-5]_weight_temp_step + Temperature step size. With each step over + temp_step_base, the value of weight_duty_step is added + to the current pwm value. +pwm[1-5]_weight_temp_step_base + Temperature at which secondary temperature control kicks + in. +pwm[1-5]_weight_temp_step_tol + Temperature step tolerance. Thermal Cruise mode (2) ----------------------- diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c index 47b1d8947e4d..f80ff823c28e 100644 --- a/drivers/hwmon/nct6775.c +++ b/drivers/hwmon/nct6775.c @@ -255,6 +255,17 @@ static const u16 NCT6775_REG_TEMP_SOURCE[ARRAY_SIZE(NCT6775_REG_TEMP)] = { static const u16 NCT6775_REG_TEMP_SEL[] = { 0x100, 0x200, 0x300, 0x800, 0x900 }; +static const u16 NCT6775_REG_WEIGHT_TEMP_SEL[] = { + 0x139, 0x239, 0x339, 0x839, 0x939 }; +static const u16 NCT6775_REG_WEIGHT_TEMP_STEP[] = { + 0x13a, 0x23a, 0x33a, 0x83a, 0x93a }; +static const u16 NCT6775_REG_WEIGHT_TEMP_STEP_TOL[] = { + 0x13b, 0x23b, 0x33b, 0x83b, 0x93b }; +static const u16 NCT6775_REG_WEIGHT_DUTY_STEP[] = { + 0x13c, 0x23c, 0x33c, 0x83c, 0x93c }; +static const u16 NCT6775_REG_WEIGHT_TEMP_BASE[] = { + 0x13d, 0x23d, 0x33d, 0x83d, 0x93d }; + static const u16 NCT6775_REG_TEMP_OFFSET[] = { 0x454, 0x455, 0x456 }; static const u16 NCT6775_REG_AUTO_TEMP[] = { @@ -323,6 +334,9 @@ static const u8 NCT6776_PWM_MODE_MASK[] = { 0x01, 0, 0 }; static const u16 NCT6776_REG_FAN_MIN[] = { 0x63a, 0x63c, 0x63e, 0x640, 0x642 }; static const u16 NCT6776_REG_FAN_PULSES[] = { 0x644, 0x645, 0x646, 0, 0 }; +static const u16 NCT6776_REG_WEIGHT_DUTY_BASE[] = { + 0x13e, 0x23e, 0x33e, 0x83e, 0x93e }; + static const u16 NCT6776_REG_TEMP_CONFIG[ARRAY_SIZE(NCT6775_REG_TEMP)] = { 0x18, 0x152, 0x252, 0x628, 0x629, 0x62A }; @@ -571,8 +585,9 @@ struct nct6775_data { const u8 *REG_PWM_MODE; const u8 *PWM_MODE_MASK; - const u16 *REG_PWM[5]; /* [0]=pwm, [1]=pwm_start, [2]=pwm_floor, - * [3]=pwm_max, [4]=pwm_step + const u16 *REG_PWM[7]; /* [0]=pwm, [1]=pwm_start, [2]=pwm_floor, + * [3]=pwm_max, [4]=pwm_step, + * [5]=weight_duty_step, [6]=weight_duty_base */ const u16 *REG_PWM_READ; @@ -584,6 +599,9 @@ struct nct6775_data { const u16 *REG_TEMP_SOURCE; /* temp register sources */ const u16 *REG_TEMP_SEL; + const u16 *REG_WEIGHT_TEMP_SEL; + const u16 *REG_WEIGHT_TEMP[3]; /* 0=base, 1=tolerance, 2=step */ + const u16 *REG_TEMP_OFFSET; const u16 *REG_ALARM; @@ -625,8 +643,9 @@ struct nct6775_data { * 4->SmartFan III * 5->enhanced variable thermal cruise (SmartFan IV) */ - u8 pwm[5][5]; /* [0]=pwm, [1]=pwm_start, [2]=pwm_floor, - * [3]=pwm_max, [4]=pwm_step + u8 pwm[7][5]; /* [0]=pwm, [1]=pwm_start, [2]=pwm_floor, + * [3]=pwm_max, [4]=pwm_step, + * [5]=weight_duty_step, [6]=weight_duty_base */ u8 target_temp[5]; @@ -645,6 +664,10 @@ struct nct6775_data { u8 auto_pwm[5][7]; u8 auto_temp[5][7]; u8 pwm_temp_sel[5]; + u8 pwm_weight_temp_sel[5]; + u8 weight_temp[3][5]; /* 0->temp_step, 1->temp_step_tol, + * 2->temp_base + */ u8 vid; u8 vrm; @@ -972,6 +995,19 @@ static void nct6775_update_pwm(struct device *dev) /* If fan can stop, report floor as 0 */ if (reg & 0x80) data->pwm[2][i] = 0; + + reg = nct6775_read_value(data, data->REG_WEIGHT_TEMP_SEL[i]); + data->pwm_weight_temp_sel[i] = reg & 0x1f; + /* If weight is disabled, report weight source as 0 */ + if (j == 1 && !(reg & 0x80)) + data->pwm_weight_temp_sel[i] = 0; + + /* Weight temp data */ + for (j = 0; j < 3; j++) { + data->weight_temp[j][i] + = nct6775_read_value(data, + data->REG_WEIGHT_TEMP[j][i]); + } } } @@ -1938,9 +1974,9 @@ store_pwm(struct device *dev, struct device_attribute *attr, const char *buf, int nr = sattr->nr; int index = sattr->index; unsigned long val; - int minval[5] = { 0, 1, 1, data->pwm[2][nr], 0 }; - int maxval[5] - = { 255, 255, data->pwm[3][nr] ? : 255, 255, 255 }; + int minval[7] = { 0, 1, 1, data->pwm[2][nr], 0, 0, 0 }; + int maxval[7] + = { 255, 255, data->pwm[3][nr] ? : 255, 255, 255, 255, 255 }; int err; u8 reg; @@ -2078,13 +2114,9 @@ store_pwm_enable(struct device *dev, struct device_attribute *attr, } static ssize_t -show_pwm_temp_sel(struct device *dev, struct device_attribute *attr, char *buf) +show_pwm_temp_sel_common(struct nct6775_data *data, char *buf, int src) { - struct nct6775_data *data = nct6775_update_device(dev); - struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); - int i, src, sel = 0; - - src = data->pwm_temp_sel[sattr->index]; + int i, sel = 0; for (i = 0; i < NUM_TEMP; i++) { if (!(data->have_temp & (1 << i))) @@ -2098,6 +2130,16 @@ show_pwm_temp_sel(struct device *dev, struct device_attribute *attr, char *buf) return sprintf(buf, "%d\n", sel); } +static ssize_t +show_pwm_temp_sel(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct nct6775_data *data = nct6775_update_device(dev); + struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); + int index = sattr->index; + + return show_pwm_temp_sel_common(data, buf, data->pwm_temp_sel[index]); +} + static ssize_t store_pwm_temp_sel(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) @@ -2128,6 +2170,56 @@ store_pwm_temp_sel(struct device *dev, struct device_attribute *attr, return count; } +static ssize_t +show_pwm_weight_temp_sel(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct nct6775_data *data = nct6775_update_device(dev); + struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); + int index = sattr->index; + + return show_pwm_temp_sel_common(data, buf, + data->pwm_weight_temp_sel[index]); +} + +static ssize_t +store_pwm_weight_temp_sel(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct nct6775_data *data = nct6775_update_device(dev); + struct sensor_device_attribute *sattr = to_sensor_dev_attr(attr); + int nr = sattr->index; + unsigned long val; + int err, reg, src; + + err = kstrtoul(buf, 10, &val); + if (err < 0) + return err; + if (val > NUM_TEMP) + return -EINVAL; + if (val && (!(data->have_temp & (1 << (val - 1))) || + !data->temp_src[val - 1])) + return -EINVAL; + + mutex_lock(&data->update_lock); + if (val) { + src = data->temp_src[val - 1]; + data->pwm_weight_temp_sel[nr] = src; + reg = nct6775_read_value(data, data->REG_WEIGHT_TEMP_SEL[nr]); + reg &= 0xe0; + reg |= (src | 0x80); + nct6775_write_value(data, data->REG_WEIGHT_TEMP_SEL[nr], reg); + } else { + data->pwm_weight_temp_sel[nr] = 0; + reg = nct6775_read_value(data, data->REG_WEIGHT_TEMP_SEL[nr]); + reg &= 0x7f; + nct6775_write_value(data, data->REG_WEIGHT_TEMP_SEL[nr], reg); + } + mutex_unlock(&data->update_lock); + + return count; +} + static ssize_t show_target_temp(struct device *dev, struct device_attribute *attr, char *buf) { @@ -2380,6 +2472,115 @@ static SENSOR_DEVICE_ATTR(fan5_tolerance, S_IWUSR | S_IRUGO, /* Smart Fan registers */ +static ssize_t +show_weight_temp(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct nct6775_data *data = nct6775_update_device(dev); + struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); + int nr = sattr->nr; + int index = sattr->index; + + return sprintf(buf, "%d\n", data->weight_temp[index][nr] * 1000); +} + +static ssize_t +store_weight_temp(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct nct6775_data *data = dev_get_drvdata(dev); + struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); + int nr = sattr->nr; + int index = sattr->index; + unsigned long val; + int err; + + err = kstrtoul(buf, 10, &val); + if (err < 0) + return err; + + val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 0, 255); + + mutex_lock(&data->update_lock); + data->weight_temp[index][nr] = val; + nct6775_write_value(data, data->REG_WEIGHT_TEMP[index][nr], val); + mutex_unlock(&data->update_lock); + return count; +} + +static SENSOR_DEVICE_ATTR(pwm1_weight_temp_sel, S_IWUSR | S_IRUGO, + show_pwm_weight_temp_sel, store_pwm_weight_temp_sel, + 0); +static SENSOR_DEVICE_ATTR(pwm2_weight_temp_sel, S_IWUSR | S_IRUGO, + show_pwm_weight_temp_sel, store_pwm_weight_temp_sel, + 1); +static SENSOR_DEVICE_ATTR(pwm3_weight_temp_sel, S_IWUSR | S_IRUGO, + show_pwm_weight_temp_sel, store_pwm_weight_temp_sel, + 2); +static SENSOR_DEVICE_ATTR(pwm4_weight_temp_sel, S_IWUSR | S_IRUGO, + show_pwm_weight_temp_sel, store_pwm_weight_temp_sel, + 3); +static SENSOR_DEVICE_ATTR(pwm5_weight_temp_sel, S_IWUSR | S_IRUGO, + show_pwm_weight_temp_sel, store_pwm_weight_temp_sel, + 4); + +static SENSOR_DEVICE_ATTR_2(pwm1_weight_temp_step, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 0, 0); +static SENSOR_DEVICE_ATTR_2(pwm2_weight_temp_step, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 1, 0); +static SENSOR_DEVICE_ATTR_2(pwm3_weight_temp_step, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 2, 0); +static SENSOR_DEVICE_ATTR_2(pwm4_weight_temp_step, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 3, 0); +static SENSOR_DEVICE_ATTR_2(pwm5_weight_temp_step, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 4, 0); + +static SENSOR_DEVICE_ATTR_2(pwm1_weight_temp_step_tol, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 0, 1); +static SENSOR_DEVICE_ATTR_2(pwm2_weight_temp_step_tol, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 1, 1); +static SENSOR_DEVICE_ATTR_2(pwm3_weight_temp_step_tol, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 2, 1); +static SENSOR_DEVICE_ATTR_2(pwm4_weight_temp_step_tol, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 3, 1); +static SENSOR_DEVICE_ATTR_2(pwm5_weight_temp_step_tol, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 4, 1); + +static SENSOR_DEVICE_ATTR_2(pwm1_weight_temp_step_base, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 0, 2); +static SENSOR_DEVICE_ATTR_2(pwm2_weight_temp_step_base, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 1, 2); +static SENSOR_DEVICE_ATTR_2(pwm3_weight_temp_step_base, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 2, 2); +static SENSOR_DEVICE_ATTR_2(pwm4_weight_temp_step_base, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 3, 2); +static SENSOR_DEVICE_ATTR_2(pwm5_weight_temp_step_base, S_IWUSR | S_IRUGO, + show_weight_temp, store_weight_temp, 4, 2); + +static SENSOR_DEVICE_ATTR_2(pwm1_weight_duty_step, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 0, 5); +static SENSOR_DEVICE_ATTR_2(pwm2_weight_duty_step, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 1, 5); +static SENSOR_DEVICE_ATTR_2(pwm3_weight_duty_step, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 2, 5); +static SENSOR_DEVICE_ATTR_2(pwm4_weight_duty_step, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 3, 5); +static SENSOR_DEVICE_ATTR_2(pwm5_weight_duty_step, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 4, 5); + +/* duty_base is not supported on all chips */ +static struct sensor_device_attribute_2 sda_weight_duty_base[] = { + SENSOR_ATTR_2(pwm1_weight_duty_base, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 0, 6), + SENSOR_ATTR_2(pwm2_weight_duty_base, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 1, 6), + SENSOR_ATTR_2(pwm3_weight_duty_base, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 2, 6), + SENSOR_ATTR_2(pwm4_weight_duty_base, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 3, 6), + SENSOR_ATTR_2(pwm5_weight_duty_base, S_IWUSR | S_IRUGO, + show_pwm, store_pwm, 4, 6), +}; + static ssize_t show_fan_time(struct device *dev, struct device_attribute *attr, char *buf) { @@ -2526,7 +2727,7 @@ static struct sensor_device_attribute_2 sda_pwm_step[] = { SENSOR_ATTR_2(pwm5_step, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 4, 4), }; -static struct attribute *nct6775_attributes_pwm[5][15] = { +static struct attribute *nct6775_attributes_pwm[5][20] = { { &sensor_dev_attr_pwm1.dev_attr.attr, &sensor_dev_attr_pwm1_mode.dev_attr.attr, @@ -2542,6 +2743,11 @@ static struct attribute *nct6775_attributes_pwm[5][15] = { &sensor_dev_attr_pwm1_step_down_time.dev_attr.attr, &sensor_dev_attr_pwm1_start.dev_attr.attr, &sensor_dev_attr_pwm1_floor.dev_attr.attr, + &sensor_dev_attr_pwm1_weight_temp_sel.dev_attr.attr, + &sensor_dev_attr_pwm1_weight_temp_step.dev_attr.attr, + &sensor_dev_attr_pwm1_weight_temp_step_tol.dev_attr.attr, + &sensor_dev_attr_pwm1_weight_temp_step_base.dev_attr.attr, + &sensor_dev_attr_pwm1_weight_duty_step.dev_attr.attr, NULL }, { @@ -2559,6 +2765,11 @@ static struct attribute *nct6775_attributes_pwm[5][15] = { &sensor_dev_attr_pwm2_step_down_time.dev_attr.attr, &sensor_dev_attr_pwm2_start.dev_attr.attr, &sensor_dev_attr_pwm2_floor.dev_attr.attr, + &sensor_dev_attr_pwm2_weight_temp_sel.dev_attr.attr, + &sensor_dev_attr_pwm2_weight_temp_step.dev_attr.attr, + &sensor_dev_attr_pwm2_weight_temp_step_tol.dev_attr.attr, + &sensor_dev_attr_pwm2_weight_temp_step_base.dev_attr.attr, + &sensor_dev_attr_pwm2_weight_duty_step.dev_attr.attr, NULL }, { @@ -2576,6 +2787,11 @@ static struct attribute *nct6775_attributes_pwm[5][15] = { &sensor_dev_attr_pwm3_step_down_time.dev_attr.attr, &sensor_dev_attr_pwm3_start.dev_attr.attr, &sensor_dev_attr_pwm3_floor.dev_attr.attr, + &sensor_dev_attr_pwm3_weight_temp_sel.dev_attr.attr, + &sensor_dev_attr_pwm3_weight_temp_step.dev_attr.attr, + &sensor_dev_attr_pwm3_weight_temp_step_tol.dev_attr.attr, + &sensor_dev_attr_pwm3_weight_temp_step_base.dev_attr.attr, + &sensor_dev_attr_pwm3_weight_duty_step.dev_attr.attr, NULL }, { @@ -2593,6 +2809,11 @@ static struct attribute *nct6775_attributes_pwm[5][15] = { &sensor_dev_attr_pwm4_step_down_time.dev_attr.attr, &sensor_dev_attr_pwm4_start.dev_attr.attr, &sensor_dev_attr_pwm4_floor.dev_attr.attr, + &sensor_dev_attr_pwm4_weight_temp_sel.dev_attr.attr, + &sensor_dev_attr_pwm4_weight_temp_step.dev_attr.attr, + &sensor_dev_attr_pwm4_weight_temp_step_tol.dev_attr.attr, + &sensor_dev_attr_pwm4_weight_temp_step_base.dev_attr.attr, + &sensor_dev_attr_pwm4_weight_duty_step.dev_attr.attr, NULL }, { @@ -2610,6 +2831,11 @@ static struct attribute *nct6775_attributes_pwm[5][15] = { &sensor_dev_attr_pwm5_step_down_time.dev_attr.attr, &sensor_dev_attr_pwm5_start.dev_attr.attr, &sensor_dev_attr_pwm5_floor.dev_attr.attr, + &sensor_dev_attr_pwm5_weight_temp_sel.dev_attr.attr, + &sensor_dev_attr_pwm5_weight_temp_step.dev_attr.attr, + &sensor_dev_attr_pwm5_weight_temp_step_tol.dev_attr.attr, + &sensor_dev_attr_pwm5_weight_temp_step_base.dev_attr.attr, + &sensor_dev_attr_pwm5_weight_duty_step.dev_attr.attr, NULL }, }; @@ -2974,6 +3200,9 @@ static void nct6775_device_remove_files(struct device *dev) for (i = 0; i < ARRAY_SIZE(sda_pwm_step); i++) device_remove_file(dev, &sda_pwm_step[i].dev_attr); + for (i = 0; i < ARRAY_SIZE(sda_weight_duty_base); i++) + device_remove_file(dev, &sda_weight_duty_base[i].dev_attr); + for (i = 0; i < ARRAY_SIZE(sda_auto_pwm_arrays); i++) device_remove_file(dev, &sda_auto_pwm_arrays[i].dev_attr); @@ -3203,6 +3432,7 @@ static int nct6775_probe(struct platform_device *pdev) data->REG_PWM[2] = NCT6775_REG_FAN_STOP_OUTPUT; data->REG_PWM[3] = NCT6775_REG_FAN_MAX_OUTPUT; data->REG_PWM[4] = NCT6775_REG_FAN_STEP_OUTPUT; + data->REG_PWM[5] = NCT6775_REG_WEIGHT_DUTY_STEP; data->REG_PWM_READ = NCT6775_REG_PWM_READ; data->REG_PWM_MODE = NCT6775_REG_PWM_MODE; data->PWM_MODE_MASK = NCT6775_PWM_MODE_MASK; @@ -3214,6 +3444,10 @@ static int nct6775_probe(struct platform_device *pdev) data->REG_TEMP_OFFSET = NCT6775_REG_TEMP_OFFSET; data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE; data->REG_TEMP_SEL = NCT6775_REG_TEMP_SEL; + data->REG_WEIGHT_TEMP_SEL = NCT6775_REG_WEIGHT_TEMP_SEL; + data->REG_WEIGHT_TEMP[0] = NCT6775_REG_WEIGHT_TEMP_STEP; + data->REG_WEIGHT_TEMP[1] = NCT6775_REG_WEIGHT_TEMP_STEP_TOL; + data->REG_WEIGHT_TEMP[2] = NCT6775_REG_WEIGHT_TEMP_BASE; data->REG_ALARM = NCT6775_REG_ALARM; reg_temp = NCT6775_REG_TEMP; @@ -3261,6 +3495,8 @@ static int nct6775_probe(struct platform_device *pdev) data->REG_PWM[0] = NCT6775_REG_PWM; data->REG_PWM[1] = NCT6775_REG_FAN_START_OUTPUT; data->REG_PWM[2] = NCT6775_REG_FAN_STOP_OUTPUT; + data->REG_PWM[5] = NCT6775_REG_WEIGHT_DUTY_STEP; + data->REG_PWM[6] = NCT6776_REG_WEIGHT_DUTY_BASE; data->REG_PWM_READ = NCT6775_REG_PWM_READ; data->REG_PWM_MODE = NCT6776_REG_PWM_MODE; data->PWM_MODE_MASK = NCT6776_PWM_MODE_MASK; @@ -3272,6 +3508,10 @@ static int nct6775_probe(struct platform_device *pdev) data->REG_TEMP_OFFSET = NCT6775_REG_TEMP_OFFSET; data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE; data->REG_TEMP_SEL = NCT6775_REG_TEMP_SEL; + data->REG_WEIGHT_TEMP_SEL = NCT6775_REG_WEIGHT_TEMP_SEL; + data->REG_WEIGHT_TEMP[0] = NCT6775_REG_WEIGHT_TEMP_STEP; + data->REG_WEIGHT_TEMP[1] = NCT6775_REG_WEIGHT_TEMP_STEP_TOL; + data->REG_WEIGHT_TEMP[2] = NCT6775_REG_WEIGHT_TEMP_BASE; data->REG_ALARM = NCT6775_REG_ALARM; reg_temp = NCT6775_REG_TEMP; @@ -3319,6 +3559,8 @@ static int nct6775_probe(struct platform_device *pdev) data->REG_PWM[0] = NCT6775_REG_PWM; data->REG_PWM[1] = NCT6775_REG_FAN_START_OUTPUT; data->REG_PWM[2] = NCT6775_REG_FAN_STOP_OUTPUT; + data->REG_PWM[5] = NCT6775_REG_WEIGHT_DUTY_STEP; + data->REG_PWM[6] = NCT6776_REG_WEIGHT_DUTY_BASE; data->REG_PWM_READ = NCT6775_REG_PWM_READ; data->REG_PWM_MODE = NCT6776_REG_PWM_MODE; data->PWM_MODE_MASK = NCT6776_PWM_MODE_MASK; @@ -3330,6 +3572,10 @@ static int nct6775_probe(struct platform_device *pdev) data->REG_TEMP_OFFSET = NCT6779_REG_TEMP_OFFSET; data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE; data->REG_TEMP_SEL = NCT6775_REG_TEMP_SEL; + data->REG_WEIGHT_TEMP_SEL = NCT6775_REG_WEIGHT_TEMP_SEL; + data->REG_WEIGHT_TEMP[0] = NCT6775_REG_WEIGHT_TEMP_STEP; + data->REG_WEIGHT_TEMP[1] = NCT6775_REG_WEIGHT_TEMP_STEP_TOL; + data->REG_WEIGHT_TEMP[2] = NCT6775_REG_WEIGHT_TEMP_BASE; data->REG_ALARM = NCT6779_REG_ALARM; reg_temp = NCT6779_REG_TEMP; @@ -3557,6 +3803,12 @@ static int nct6775_probe(struct platform_device *pdev) if (err) goto exit_remove; } + if (data->REG_PWM[6]) { + err = device_create_file(dev, + &sda_weight_duty_base[i].dev_attr); + if (err) + goto exit_remove; + } } for (i = 0; i < ARRAY_SIZE(sda_auto_pwm_arrays); i++) { struct sensor_device_attribute_2 *attr =