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Update README to match upstream documentation
[groeck-it87] / it87.c
diff --git a/it87.c b/it87.c
index 43e3c75f665e0bb40fa67ba5da44accb768b1104..b4a1a3b0480ba01663809227f2a0f35d9c7f885a 100644 (file)
--- a/it87.c
+++ b/it87.c
@@ -13,6 +13,7 @@
  *  Supports: IT8603E  Super I/O chip w/LPC interface
  *            IT8620E  Super I/O chip w/LPC interface
  *            IT8623E  Super I/O chip w/LPC interface
+ *            IT8628E  Super I/O chip w/LPC interface
  *            IT8705F  Super I/O chip w/LPC interface
  *            IT8712F  Super I/O chip w/LPC interface
  *            IT8716F  Super I/O chip w/LPC interface
@@ -21,6 +22,7 @@
  *            IT8721F  Super I/O chip w/LPC interface
  *            IT8726F  Super I/O chip w/LPC interface
  *            IT8728F  Super I/O chip w/LPC interface
+ *            IT8732F  Super I/O chip w/LPC interface
  *            IT8758E  Super I/O chip w/LPC interface
  *            IT8771E  Super I/O chip w/LPC interface
  *            IT8772E  Super I/O chip w/LPC interface
@@ -67,8 +69,9 @@
 
 #define DRVNAME "it87"
 
-enum chips { it87, it8712, it8716, it8718, it8720, it8721, it8728, it8771,
-            it8772, it8781, it8782, it8783, it8786, it8790, it8603, it8620 };
+enum chips { it87, it8712, it8716, it8718, it8720, it8721, it8728, it8732,
+            it8771, it8772, it8781, it8782, it8783, it8786, it8790, it8603,
+            it8620, it8628 };
 
 static unsigned short force_id;
 module_param(force_id, ushort, 0);
@@ -148,6 +151,7 @@ static inline void superio_exit(int ioreg)
 #define IT8721F_DEVID 0x8721
 #define IT8726F_DEVID 0x8726
 #define IT8728F_DEVID 0x8728
+#define IT8732F_DEVID 0x8732
 #define IT8771E_DEVID 0x8771
 #define IT8772E_DEVID 0x8772
 #define IT8781F_DEVID 0x8781
@@ -158,6 +162,7 @@ static inline void superio_exit(int ioreg)
 #define IT8603E_DEVID 0x8603
 #define IT8620E_DEVID 0x8620
 #define IT8623E_DEVID 0x8623
+#define IT8628E_DEVID 0x8628
 #define IT87_ACT_REG  0x30
 #define IT87_BASE_REG 0x60
 
@@ -270,7 +275,7 @@ static const u8 IT87_REG_AUTO_BASE[] = { 0x60, 0x68, 0x70, 0x78, 0xa0, 0xa8 };
 struct it87_devices {
        const char *name;
        const char * const suffix;
-       u16 features;
+       u32 features;
        u8 peci_mask;
        u8 old_peci_mask;
 };
@@ -287,10 +292,12 @@ struct it87_devices {
 #define FEAT_VID               BIT(9)  /* Set if chip supports VID */
 #define FEAT_IN7_INTERNAL      BIT(10) /* Set if in7 is internal */
 #define FEAT_SIX_FANS          BIT(11) /* Supports six fans */
-#define FEAT_AVCC3             BIT(12) /* Chip supports in9/AVCC3 */
-#define FEAT_SIX_PWM           BIT(13) /* Chip supports 6 pwm chn */
-#define FEAT_PWM_FREQ2         BIT(14) /* Separate pwm freq 2 */
-#define FEAT_SIX_TEMP          BIT(15) /* Up to 6 temp sensors */
+#define FEAT_10_9MV_ADC                BIT(12)
+#define FEAT_AVCC3             BIT(13) /* Chip supports in9/AVCC3 */
+#define FEAT_SIX_PWM           BIT(14) /* Chip supports 6 pwm chn */
+#define FEAT_PWM_FREQ2         BIT(15) /* Separate pwm freq 2 */
+#define FEAT_SIX_TEMP          BIT(16) /* Up to 6 temp sensors */
+#define FEAT_VIN3_5V           BIT(17) /* VIN3 connected to +5V */
 
 static const struct it87_devices it87_devices[] = {
        [it87] = {
@@ -344,6 +351,15 @@ static const struct it87_devices it87_devices[] = {
                  | FEAT_IN7_INTERNAL | FEAT_PWM_FREQ2,
                .peci_mask = 0x07,
        },
+       [it8732] = {
+               .name = "it8732",
+               .suffix = "F",
+               .features = FEAT_NEWER_AUTOPWM | FEAT_16BIT_FANS
+                 | FEAT_TEMP_OFFSET | FEAT_TEMP_OLD_PECI | FEAT_TEMP_PECI
+                 | FEAT_10_9MV_ADC | FEAT_IN7_INTERNAL,
+               .peci_mask = 0x07,
+               .old_peci_mask = 0x02,  /* Actually reports PCH */
+       },
        [it8771] = {
                .name = "it8771",
                .suffix = "E",
@@ -418,14 +434,24 @@ static const struct it87_devices it87_devices[] = {
                .suffix = "E",
                .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS
                  | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_SIX_FANS
-                 | FEAT_IN7_INTERNAL | FEAT_AVCC3 | FEAT_SIX_PWM
-                 | FEAT_PWM_FREQ2 | FEAT_SIX_TEMP,
+                 | FEAT_IN7_INTERNAL | FEAT_SIX_PWM | FEAT_PWM_FREQ2
+                 | FEAT_SIX_TEMP | FEAT_VIN3_5V,
+               .peci_mask = 0x07,
+       },
+       [it8628] = {
+               .name = "it8628",
+               .suffix = "E",
+               .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS
+                 | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI | FEAT_SIX_FANS
+                 | FEAT_IN7_INTERNAL | FEAT_SIX_PWM | FEAT_PWM_FREQ2
+                 | FEAT_SIX_TEMP | FEAT_VIN3_5V,
                .peci_mask = 0x07,
        },
 };
 
 #define has_16bit_fans(data)   ((data)->features & FEAT_16BIT_FANS)
 #define has_12mv_adc(data)     ((data)->features & FEAT_12MV_ADC)
+#define has_10_9mv_adc(data)   ((data)->features & FEAT_10_9MV_ADC)
 #define has_newer_autopwm(data)        ((data)->features & FEAT_NEWER_AUTOPWM)
 #define has_old_autopwm(data)  ((data)->features & FEAT_OLD_AUTOPWM)
 #define has_temp_offset(data)  ((data)->features & FEAT_TEMP_OFFSET)
@@ -444,6 +470,7 @@ static const struct it87_devices it87_devices[] = {
 #define has_six_pwm(data)      ((data)->features & FEAT_SIX_PWM)
 #define has_pwm_freq2(data)    ((data)->features & FEAT_PWM_FREQ2)
 #define has_six_temp(data)     ((data)->features & FEAT_SIX_TEMP)
+#define has_vin3_5v(data)      ((data)->features & FEAT_VIN3_5V)
 
 struct it87_sio_data {
        enum chips type;
@@ -467,7 +494,7 @@ struct it87_sio_data {
 struct it87_data {
        const struct attribute_group *groups[7];
        enum chips type;
-       u16 features;
+       u32 features;
        u8 peci_mask;
        u8 old_peci_mask;
 
@@ -519,8 +546,14 @@ struct it87_data {
 
 static int adc_lsb(const struct it87_data *data, int nr)
 {
-       int lsb = has_12mv_adc(data) ? 12 : 16;
+       int lsb;
 
+       if (has_12mv_adc(data))
+               lsb = 120;
+       else if (has_10_9mv_adc(data))
+               lsb = 109;
+       else
+               lsb = 160;
        if (data->in_scaled & BIT(nr))
                lsb <<= 1;
        return lsb;
@@ -528,13 +561,13 @@ static int adc_lsb(const struct it87_data *data, int nr)
 
 static u8 in_to_reg(const struct it87_data *data, int nr, long val)
 {
-       val = DIV_ROUND_CLOSEST(val, adc_lsb(data, nr));
+       val = DIV_ROUND_CLOSEST(val * 10, adc_lsb(data, nr));
        return clamp_val(val, 0, 255);
 }
 
 static int in_from_reg(const struct it87_data *data, int nr, int val)
 {
-       return val * adc_lsb(data, nr);
+       return DIV_ROUND_CLOSEST(val * adc_lsb(data, nr), 10);
 }
 
 static inline u8 FAN_TO_REG(long rpm, int div)
@@ -1045,14 +1078,13 @@ static int pwm_mode(const struct it87_data *data, int nr)
 {
        if (data->type != it8603 && nr < 3 && !(data->fan_main_ctrl & BIT(nr)))
                return 0;                               /* Full speed */
-       if (data->pwm_ctrl[nr] & 0x80) {
+       if (data->pwm_ctrl[nr] & 0x80)
                return 2;                               /* Automatic mode */
-       } else {
-               if ((data->type == it8603 || nr >= 3) &&
-                   data->pwm_duty[nr] == pwm_to_reg(data, 0xff))
-                       return 0;                       /* Full speed */
-               return 1;                               /* Manual mode */
-       }
+       if ((data->type == it8603 || nr >= 3) &&
+           data->pwm_duty[nr] == pwm_to_reg(data, 0xff))
+               return 0;                       /* Full speed */
+
+       return 1;                               /* Manual mode */
 }
 
 static ssize_t show_fan(struct device *dev, struct device_attribute *attr,
@@ -1895,9 +1927,16 @@ static ssize_t show_label(struct device *dev, struct device_attribute *attr,
        };
        struct it87_data *data = dev_get_drvdata(dev);
        int nr = to_sensor_dev_attr(attr)->index;
+       const char *label;
+
+       if (has_vin3_5v(data) && nr == 0)
+               label = labels[0];
+       else if (has_12mv_adc(data) || has_10_9mv_adc(data))
+               label = labels_it8721[nr];
+       else
+               label = labels[nr];
 
-       return sprintf(buf, "%s\n", has_12mv_adc(data) ? labels_it8721[nr]
-                                                      : labels[nr]);
+       return sprintf(buf, "%s\n", label);
 }
 static SENSOR_DEVICE_ATTR(in3_label, S_IRUGO, show_label, NULL, 0);
 static SENSOR_DEVICE_ATTR(in7_label, S_IRUGO, show_label, NULL, 1);
@@ -1981,6 +2020,7 @@ static struct attribute *it87_attributes_in[] = {
        &sensor_dev_attr_in10_input.dev_attr.attr,      /* 41 */
        &sensor_dev_attr_in11_input.dev_attr.attr,      /* 41 */
        &sensor_dev_attr_in12_input.dev_attr.attr,      /* 41 */
+       NULL
 };
 
 static const struct attribute_group it87_group_in = {
@@ -2236,7 +2276,7 @@ static umode_t it87_auto_pwm_is_visible(struct kobject *kobj,
                        return 0;
        }
        if (has_old_autopwm(data)) {
-               if (a >= 9)     /* no pwm_auto_start, pwm_auto_slope */
+               if (a >= 9)     /* no pwm_auto_start, pwm_auto_slope */
                        return 0;
        }
 
@@ -2348,6 +2388,9 @@ static int __init it87_find(int sioaddr, unsigned short *address,
        case IT8728F_DEVID:
                sio_data->type = it8728;
                break;
+       case IT8732F_DEVID:
+               sio_data->type = it8732;
+               break;
        case IT8771E_DEVID:
                sio_data->type = it8771;
                break;
@@ -2376,6 +2419,9 @@ static int __init it87_find(int sioaddr, unsigned short *address,
        case IT8620E_DEVID:
                sio_data->type = it8620;
                break;
+       case IT8628E_DEVID:
+               sio_data->type = it8628;
+               break;
        case 0xffff:    /* No device at all */
                goto exit;
        default:
@@ -2520,7 +2566,7 @@ static int __init it87_find(int sioaddr, unsigned short *address,
 
                sio_data->beep_pin = superio_inb(sioaddr,
                                                 IT87_SIO_BEEP_PIN_REG) & 0x3f;
-       } else if (sio_data->type == it8620) {
+       } else if (sio_data->type == it8620 || sio_data->type == it8628) {
                int reg;
 
                superio_select(sioaddr, GPIO);
@@ -2546,7 +2592,7 @@ static int __init it87_find(int sioaddr, unsigned short *address,
 
                /* Check for pwm4 */
                reg = superio_inb(sioaddr, IT87_SIO_GPIO4_REG);
-               if (!(reg & BIT(4)))
+               if (!(reg & BIT(2)))
                        sio_data->skip_pwm |= BIT(3);
 
                /* Check for pwm2, fan2 */
Cloned from https://github.com/groeck/it87.git