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@@ -47,10 +47,14 @@
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#include <linux/err.h>
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#include <linux/mutex.h>
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#include <linux/sysfs.h>
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+#include <linux/types.h>
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/*
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* Addresses to scan
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- * Address is fully defined internally and cannot be changed.
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+ * Address is fully defined internally and cannot be changed except for
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+ * LM64 which has one pin dedicated to address selection.
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+ * LM63 and LM96163 have address 0x4c.
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+ * LM64 can have address 0x18 or 0x4e.
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*/
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static const unsigned short normal_i2c[] = { 0x18, 0x4c, 0x4e, I2C_CLIENT_END };
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@@ -60,6 +64,7 @@ static const unsigned short normal_i2c[] = { 0x18, 0x4c, 0x4e, I2C_CLIENT_END };
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*/
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#define LM63_REG_CONFIG1 0x03
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+#define LM63_REG_CONVRATE 0x04
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#define LM63_REG_CONFIG2 0xBF
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#define LM63_REG_CONFIG_FAN 0x4A
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@@ -70,6 +75,9 @@ static const unsigned short normal_i2c[] = { 0x18, 0x4c, 0x4e, I2C_CLIENT_END };
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#define LM63_REG_PWM_VALUE 0x4C
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#define LM63_REG_PWM_FREQ 0x4D
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+#define LM63_REG_LUT_TEMP_HYST 0x4F
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+#define LM63_REG_LUT_TEMP(nr) (0x50 + 2 * (nr))
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+#define LM63_REG_LUT_PWM(nr) (0x51 + 2 * (nr))
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#define LM63_REG_LOCAL_TEMP 0x00
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#define LM63_REG_LOCAL_HIGH 0x05
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@@ -91,6 +99,16 @@ static const unsigned short normal_i2c[] = { 0x18, 0x4c, 0x4e, I2C_CLIENT_END };
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#define LM63_REG_MAN_ID 0xFE
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#define LM63_REG_CHIP_ID 0xFF
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+#define LM96163_REG_TRUTHERM 0x30
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+#define LM96163_REG_REMOTE_TEMP_U_MSB 0x31
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+#define LM96163_REG_REMOTE_TEMP_U_LSB 0x32
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+#define LM96163_REG_CONFIG_ENHANCED 0x45
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+
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+#define LM63_MAX_CONVRATE 9
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+
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+#define LM63_MAX_CONVRATE_HZ 32
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+#define LM96163_MAX_CONVRATE_HZ 26
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+
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/*
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* Conversions and various macros
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* For tachometer counts, the LM63 uses 16-bit values.
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@@ -112,15 +130,24 @@ static const unsigned short normal_i2c[] = { 0x18, 0x4c, 0x4e, I2C_CLIENT_END };
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(val) >= 127000 ? 127 : \
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(val) < 0 ? ((val) - 500) / 1000 : \
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((val) + 500) / 1000)
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+#define TEMP8U_TO_REG(val) ((val) <= 0 ? 0 : \
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+ (val) >= 255000 ? 255 : \
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+ ((val) + 500) / 1000)
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#define TEMP11_FROM_REG(reg) ((reg) / 32 * 125)
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#define TEMP11_TO_REG(val) ((val) <= -128000 ? 0x8000 : \
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(val) >= 127875 ? 0x7FE0 : \
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(val) < 0 ? ((val) - 62) / 125 * 32 : \
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((val) + 62) / 125 * 32)
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+#define TEMP11U_TO_REG(val) ((val) <= 0 ? 0 : \
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+ (val) >= 255875 ? 0xFFE0 : \
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+ ((val) + 62) / 125 * 32)
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#define HYST_TO_REG(val) ((val) <= 0 ? 0 : \
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(val) >= 127000 ? 127 : \
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((val) + 500) / 1000)
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+#define UPDATE_INTERVAL(max, rate) \
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+ ((1000 << (LM63_MAX_CONVRATE - (rate))) / (max))
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+
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/*
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* Functions declaration
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*/
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@@ -134,7 +161,7 @@ static struct lm63_data *lm63_update_device(struct device *dev);
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static int lm63_detect(struct i2c_client *client, struct i2c_board_info *info);
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static void lm63_init_client(struct i2c_client *client);
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-enum chips { lm63, lm64 };
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+enum chips { lm63, lm64, lm96163 };
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/*
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* Driver data (common to all clients)
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@@ -143,6 +170,7 @@ enum chips { lm63, lm64 };
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static const struct i2c_device_id lm63_id[] = {
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{ "lm63", lm63 },
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{ "lm64", lm64 },
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+ { "lm96163", lm96163 },
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{ }
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};
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MODULE_DEVICE_TABLE(i2c, lm63_id);
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@@ -167,26 +195,53 @@ struct lm63_data {
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struct device *hwmon_dev;
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struct mutex update_lock;
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char valid; /* zero until following fields are valid */
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+ char lut_valid; /* zero until lut fields are valid */
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unsigned long last_updated; /* in jiffies */
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- int kind;
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+ unsigned long lut_last_updated; /* in jiffies */
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+ enum chips kind;
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int temp2_offset;
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+ int update_interval; /* in milliseconds */
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+ int max_convrate_hz;
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+ int lut_size; /* 8 or 12 */
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+
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/* registers values */
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u8 config, config_fan;
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u16 fan[2]; /* 0: input
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1: low limit */
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u8 pwm1_freq;
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- u8 pwm1_value;
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- s8 temp8[3]; /* 0: local input
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+ u8 pwm1[13]; /* 0: current output
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+ 1-12: lookup table */
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+ s8 temp8[15]; /* 0: local input
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1: local high limit
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- 2: remote critical limit */
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- s16 temp11[3]; /* 0: remote input
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+ 2: remote critical limit
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+ 3-14: lookup table */
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+ s16 temp11[4]; /* 0: remote input
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1: remote low limit
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- 2: remote high limit */
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+ 2: remote high limit
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+ 3: remote offset */
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+ u16 temp11u; /* remote input (unsigned) */
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u8 temp2_crit_hyst;
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+ u8 lut_temp_hyst;
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u8 alarms;
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+ bool pwm_highres;
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+ bool lut_temp_highres;
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+ bool remote_unsigned; /* true if unsigned remote upper limits */
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+ bool trutherm;
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};
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+static inline int temp8_from_reg(struct lm63_data *data, int nr)
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+{
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+ if (data->remote_unsigned)
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+ return TEMP8_FROM_REG((u8)data->temp8[nr]);
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+ return TEMP8_FROM_REG(data->temp8[nr]);
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+}
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+
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+static inline int lut_temp_from_reg(struct lm63_data *data, int nr)
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+{
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+ return data->temp8[nr] * (data->lut_temp_highres ? 500 : 1000);
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+}
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+
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/*
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* Sysfs callback functions and files
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*/
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@@ -204,7 +259,12 @@ static ssize_t set_fan(struct device *dev, struct device_attribute *dummy,
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{
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struct i2c_client *client = to_i2c_client(dev);
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struct lm63_data *data = i2c_get_clientdata(client);
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- unsigned long val = simple_strtoul(buf, NULL, 10);
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+ unsigned long val;
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+ int err;
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+
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+ err = kstrtoul(buf, 10, &val);
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+ if (err)
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+ return err;
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mutex_lock(&data->update_lock);
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data->fan[1] = FAN_TO_REG(val);
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@@ -216,13 +276,22 @@ static ssize_t set_fan(struct device *dev, struct device_attribute *dummy,
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return count;
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}
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-static ssize_t show_pwm1(struct device *dev, struct device_attribute *dummy,
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+static ssize_t show_pwm1(struct device *dev, struct device_attribute *devattr,
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char *buf)
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{
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+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct lm63_data *data = lm63_update_device(dev);
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- return sprintf(buf, "%d\n", data->pwm1_value >= 2 * data->pwm1_freq ?
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- 255 : (data->pwm1_value * 255 + data->pwm1_freq) /
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- (2 * data->pwm1_freq));
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+ int nr = attr->index;
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+ int pwm;
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+
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+ if (data->pwm_highres)
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+ pwm = data->pwm1[nr];
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+ else
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+ pwm = data->pwm1[nr] >= 2 * data->pwm1_freq ?
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+ 255 : (data->pwm1[nr] * 255 + data->pwm1_freq) /
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+ (2 * data->pwm1_freq);
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+
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+ return sprintf(buf, "%d\n", pwm);
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}
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static ssize_t set_pwm1(struct device *dev, struct device_attribute *dummy,
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@@ -231,22 +300,26 @@ static ssize_t set_pwm1(struct device *dev, struct device_attribute *dummy,
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struct i2c_client *client = to_i2c_client(dev);
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struct lm63_data *data = i2c_get_clientdata(client);
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unsigned long val;
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-
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+ int err;
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+
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if (!(data->config_fan & 0x20)) /* register is read-only */
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return -EPERM;
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- val = simple_strtoul(buf, NULL, 10);
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+ err = kstrtoul(buf, 10, &val);
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+ if (err)
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+ return err;
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+
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+ val = SENSORS_LIMIT(val, 0, 255);
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mutex_lock(&data->update_lock);
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- data->pwm1_value = val <= 0 ? 0 :
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- val >= 255 ? 2 * data->pwm1_freq :
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- (val * data->pwm1_freq * 2 + 127) / 255;
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- i2c_smbus_write_byte_data(client, LM63_REG_PWM_VALUE, data->pwm1_value);
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+ data->pwm1[0] = data->pwm_highres ? val :
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+ (val * data->pwm1_freq * 2 + 127) / 255;
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+ i2c_smbus_write_byte_data(client, LM63_REG_PWM_VALUE, data->pwm1[0]);
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mutex_unlock(&data->update_lock);
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return count;
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}
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-static ssize_t show_pwm1_enable(struct device *dev, struct device_attribute *dummy,
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- char *buf)
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+static ssize_t show_pwm1_enable(struct device *dev,
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+ struct device_attribute *dummy, char *buf)
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{
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struct lm63_data *data = lm63_update_device(dev);
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return sprintf(buf, "%d\n", data->config_fan & 0x20 ? 1 : 2);
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@@ -273,21 +346,47 @@ static ssize_t show_remote_temp8(struct device *dev,
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct lm63_data *data = lm63_update_device(dev);
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- return sprintf(buf, "%d\n", TEMP8_FROM_REG(data->temp8[attr->index])
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+ return sprintf(buf, "%d\n", temp8_from_reg(data, attr->index)
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+ + data->temp2_offset);
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+}
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+
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+static ssize_t show_lut_temp(struct device *dev,
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+ struct device_attribute *devattr,
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+ char *buf)
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+{
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+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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+ struct lm63_data *data = lm63_update_device(dev);
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+ return sprintf(buf, "%d\n", lut_temp_from_reg(data, attr->index)
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+ data->temp2_offset);
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}
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-static ssize_t set_local_temp8(struct device *dev,
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- struct device_attribute *dummy,
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- const char *buf, size_t count)
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+static ssize_t set_temp8(struct device *dev, struct device_attribute *devattr,
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+ const char *buf, size_t count)
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{
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+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct lm63_data *data = i2c_get_clientdata(client);
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- long val = simple_strtol(buf, NULL, 10);
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+ int nr = attr->index;
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+ int reg = nr == 2 ? LM63_REG_REMOTE_TCRIT : LM63_REG_LOCAL_HIGH;
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+ long val;
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+ int err;
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+ int temp;
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+
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+ err = kstrtol(buf, 10, &val);
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+ if (err)
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+ return err;
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mutex_lock(&data->update_lock);
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- data->temp8[1] = TEMP8_TO_REG(val);
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- i2c_smbus_write_byte_data(client, LM63_REG_LOCAL_HIGH, data->temp8[1]);
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+ if (nr == 2) {
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+ if (data->remote_unsigned)
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+ temp = TEMP8U_TO_REG(val - data->temp2_offset);
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+ else
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+ temp = TEMP8_TO_REG(val - data->temp2_offset);
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+ } else {
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+ temp = TEMP8_TO_REG(val);
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+ }
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+ data->temp8[nr] = temp;
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+ i2c_smbus_write_byte_data(client, reg, temp);
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mutex_unlock(&data->update_lock);
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return count;
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}
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@@ -297,28 +396,56 @@ static ssize_t show_temp11(struct device *dev, struct device_attribute *devattr,
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct lm63_data *data = lm63_update_device(dev);
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- return sprintf(buf, "%d\n", TEMP11_FROM_REG(data->temp11[attr->index])
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- + data->temp2_offset);
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+ int nr = attr->index;
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+ int temp;
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+
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+ if (!nr) {
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+ /*
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+ * Use unsigned temperature unless its value is zero.
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+ * If it is zero, use signed temperature.
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+ */
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+ if (data->temp11u)
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+ temp = TEMP11_FROM_REG(data->temp11u);
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+ else
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+ temp = TEMP11_FROM_REG(data->temp11[nr]);
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+ } else {
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+ if (data->remote_unsigned && nr == 2)
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+ temp = TEMP11_FROM_REG((u16)data->temp11[nr]);
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+ else
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+ temp = TEMP11_FROM_REG(data->temp11[nr]);
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+ }
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+ return sprintf(buf, "%d\n", temp + data->temp2_offset);
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}
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static ssize_t set_temp11(struct device *dev, struct device_attribute *devattr,
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const char *buf, size_t count)
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{
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- static const u8 reg[4] = {
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+ static const u8 reg[6] = {
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LM63_REG_REMOTE_LOW_MSB,
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LM63_REG_REMOTE_LOW_LSB,
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LM63_REG_REMOTE_HIGH_MSB,
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LM63_REG_REMOTE_HIGH_LSB,
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+ LM63_REG_REMOTE_OFFSET_MSB,
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+ LM63_REG_REMOTE_OFFSET_LSB,
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};
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct lm63_data *data = i2c_get_clientdata(client);
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- long val = simple_strtol(buf, NULL, 10);
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+ long val;
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+ int err;
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int nr = attr->index;
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+ err = kstrtol(buf, 10, &val);
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+ if (err)
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+ return err;
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+
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mutex_lock(&data->update_lock);
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- data->temp11[nr] = TEMP11_TO_REG(val - data->temp2_offset);
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+ if (data->remote_unsigned && nr == 2)
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+ data->temp11[nr] = TEMP11U_TO_REG(val - data->temp2_offset);
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+ else
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+ data->temp11[nr] = TEMP11_TO_REG(val - data->temp2_offset);
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+
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i2c_smbus_write_byte_data(client, reg[(nr - 1) * 2],
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data->temp11[nr] >> 8);
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i2c_smbus_write_byte_data(client, reg[(nr - 1) * 2 + 1],
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@@ -327,35 +454,143 @@ static ssize_t set_temp11(struct device *dev, struct device_attribute *devattr,
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return count;
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}
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-/* Hysteresis register holds a relative value, while we want to present
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- an absolute to user-space */
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-static ssize_t show_temp2_crit_hyst(struct device *dev, struct device_attribute *dummy,
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- char *buf)
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+/*
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+ * Hysteresis register holds a relative value, while we want to present
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+ * an absolute to user-space
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+ */
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+static ssize_t show_temp2_crit_hyst(struct device *dev,
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+ struct device_attribute *dummy, char *buf)
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{
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struct lm63_data *data = lm63_update_device(dev);
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- return sprintf(buf, "%d\n", TEMP8_FROM_REG(data->temp8[2])
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+ return sprintf(buf, "%d\n", temp8_from_reg(data, 2)
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+ data->temp2_offset
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- TEMP8_FROM_REG(data->temp2_crit_hyst));
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|
|
}
|
|
|
|
|
|
-/* And now the other way around, user-space provides an absolute
|
|
|
- hysteresis value and we have to store a relative one */
|
|
|
-static ssize_t set_temp2_crit_hyst(struct device *dev, struct device_attribute *dummy,
|
|
|
+static ssize_t show_lut_temp_hyst(struct device *dev,
|
|
|
+ struct device_attribute *devattr, char *buf)
|
|
|
+{
|
|
|
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
|
|
|
+ struct lm63_data *data = lm63_update_device(dev);
|
|
|
+
|
|
|
+ return sprintf(buf, "%d\n", lut_temp_from_reg(data, attr->index)
|
|
|
+ + data->temp2_offset
|
|
|
+ - TEMP8_FROM_REG(data->lut_temp_hyst));
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * And now the other way around, user-space provides an absolute
|
|
|
+ * hysteresis value and we have to store a relative one
|
|
|
+ */
|
|
|
+static ssize_t set_temp2_crit_hyst(struct device *dev,
|
|
|
+ struct device_attribute *dummy,
|
|
|
const char *buf, size_t count)
|
|
|
{
|
|
|
struct i2c_client *client = to_i2c_client(dev);
|
|
|
struct lm63_data *data = i2c_get_clientdata(client);
|
|
|
- long val = simple_strtol(buf, NULL, 10);
|
|
|
+ long val;
|
|
|
+ int err;
|
|
|
long hyst;
|
|
|
|
|
|
+ err = kstrtol(buf, 10, &val);
|
|
|
+ if (err)
|
|
|
+ return err;
|
|
|
+
|
|
|
mutex_lock(&data->update_lock);
|
|
|
- hyst = TEMP8_FROM_REG(data->temp8[2]) + data->temp2_offset - val;
|
|
|
+ hyst = temp8_from_reg(data, 2) + data->temp2_offset - val;
|
|
|
i2c_smbus_write_byte_data(client, LM63_REG_REMOTE_TCRIT_HYST,
|
|
|
HYST_TO_REG(hyst));
|
|
|
mutex_unlock(&data->update_lock);
|
|
|
return count;
|
|
|
}
|
|
|
|
|
|
+/*
|
|
|
+ * Set conversion rate.
|
|
|
+ * client->update_lock must be held when calling this function.
|
|
|
+ */
|
|
|
+static void lm63_set_convrate(struct i2c_client *client, struct lm63_data *data,
|
|
|
+ unsigned int interval)
|
|
|
+{
|
|
|
+ int i;
|
|
|
+ unsigned int update_interval;
|
|
|
+
|
|
|
+ /* Shift calculations to avoid rounding errors */
|
|
|
+ interval <<= 6;
|
|
|
+
|
|
|
+ /* find the nearest update rate */
|
|
|
+ update_interval = (1 << (LM63_MAX_CONVRATE + 6)) * 1000
|
|
|
+ / data->max_convrate_hz;
|
|
|
+ for (i = 0; i < LM63_MAX_CONVRATE; i++, update_interval >>= 1)
|
|
|
+ if (interval >= update_interval * 3 / 4)
|
|
|
+ break;
|
|
|
+
|
|
|
+ i2c_smbus_write_byte_data(client, LM63_REG_CONVRATE, i);
|
|
|
+ data->update_interval = UPDATE_INTERVAL(data->max_convrate_hz, i);
|
|
|
+}
|
|
|
+
|
|
|
+static ssize_t show_update_interval(struct device *dev,
|
|
|
+ struct device_attribute *attr, char *buf)
|
|
|
+{
|
|
|
+ struct lm63_data *data = dev_get_drvdata(dev);
|
|
|
+
|
|
|
+ return sprintf(buf, "%u\n", data->update_interval);
|
|
|
+}
|
|
|
+
|
|
|
+static ssize_t set_update_interval(struct device *dev,
|
|
|
+ struct device_attribute *attr,
|
|
|
+ const char *buf, size_t count)
|
|
|
+{
|
|
|
+ struct i2c_client *client = to_i2c_client(dev);
|
|
|
+ struct lm63_data *data = i2c_get_clientdata(client);
|
|
|
+ unsigned long val;
|
|
|
+ int err;
|
|
|
+
|
|
|
+ err = kstrtoul(buf, 10, &val);
|
|
|
+ if (err)
|
|
|
+ return err;
|
|
|
+
|
|
|
+ mutex_lock(&data->update_lock);
|
|
|
+ lm63_set_convrate(client, data, SENSORS_LIMIT(val, 0, 100000));
|
|
|
+ mutex_unlock(&data->update_lock);
|
|
|
+
|
|
|
+ return count;
|
|
|
+}
|
|
|
+
|
|
|
+static ssize_t show_type(struct device *dev, struct device_attribute *attr,
|
|
|
+ char *buf)
|
|
|
+{
|
|
|
+ struct i2c_client *client = to_i2c_client(dev);
|
|
|
+ struct lm63_data *data = i2c_get_clientdata(client);
|
|
|
+
|
|
|
+ return sprintf(buf, data->trutherm ? "1\n" : "2\n");
|
|
|
+}
|
|
|
+
|
|
|
+static ssize_t set_type(struct device *dev, struct device_attribute *attr,
|
|
|
+ const char *buf, size_t count)
|
|
|
+{
|
|
|
+ struct i2c_client *client = to_i2c_client(dev);
|
|
|
+ struct lm63_data *data = i2c_get_clientdata(client);
|
|
|
+ unsigned long val;
|
|
|
+ int ret;
|
|
|
+ u8 reg;
|
|
|
+
|
|
|
+ ret = kstrtoul(buf, 10, &val);
|
|
|
+ if (ret < 0)
|
|
|
+ return ret;
|
|
|
+ if (val != 1 && val != 2)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ mutex_lock(&data->update_lock);
|
|
|
+ data->trutherm = val == 1;
|
|
|
+ reg = i2c_smbus_read_byte_data(client, LM96163_REG_TRUTHERM) & ~0x02;
|
|
|
+ i2c_smbus_write_byte_data(client, LM96163_REG_TRUTHERM,
|
|
|
+ reg | (data->trutherm ? 0x02 : 0x00));
|
|
|
+ data->valid = 0;
|
|
|
+ mutex_unlock(&data->update_lock);
|
|
|
+
|
|
|
+ return count;
|
|
|
+}
|
|
|
+
|
|
|
static ssize_t show_alarms(struct device *dev, struct device_attribute *dummy,
|
|
|
char *buf)
|
|
|
{
|
|
@@ -377,27 +612,87 @@ static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0);
|
|
|
static SENSOR_DEVICE_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan,
|
|
|
set_fan, 1);
|
|
|
|
|
|
-static DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm1, set_pwm1);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm1, set_pwm1, 0);
|
|
|
static DEVICE_ATTR(pwm1_enable, S_IRUGO, show_pwm1_enable, NULL);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point1_pwm, S_IRUGO, show_pwm1, NULL, 1);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point1_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 3);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point1_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 3);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point2_pwm, S_IRUGO, show_pwm1, NULL, 2);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point2_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 4);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point2_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 4);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point3_pwm, S_IRUGO, show_pwm1, NULL, 3);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point3_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 5);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point3_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 5);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point4_pwm, S_IRUGO, show_pwm1, NULL, 4);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point4_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 6);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point4_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 6);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point5_pwm, S_IRUGO, show_pwm1, NULL, 5);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point5_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 7);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point5_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 7);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point6_pwm, S_IRUGO, show_pwm1, NULL, 6);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point6_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 8);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point6_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 8);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point7_pwm, S_IRUGO, show_pwm1, NULL, 7);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point7_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 9);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point7_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 9);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point8_pwm, S_IRUGO, show_pwm1, NULL, 8);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point8_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 10);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point8_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 10);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point9_pwm, S_IRUGO, show_pwm1, NULL, 9);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point9_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 11);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point9_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 11);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point10_pwm, S_IRUGO, show_pwm1, NULL, 10);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point10_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 12);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point10_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 12);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point11_pwm, S_IRUGO, show_pwm1, NULL, 11);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point11_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 13);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point11_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 13);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point12_pwm, S_IRUGO, show_pwm1, NULL, 12);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point12_temp, S_IRUGO,
|
|
|
+ show_lut_temp, NULL, 14);
|
|
|
+static SENSOR_DEVICE_ATTR(pwm1_auto_point12_temp_hyst, S_IRUGO,
|
|
|
+ show_lut_temp_hyst, NULL, 14);
|
|
|
|
|
|
static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_local_temp8, NULL, 0);
|
|
|
static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_local_temp8,
|
|
|
- set_local_temp8, 1);
|
|
|
+ set_temp8, 1);
|
|
|
|
|
|
static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp11, NULL, 0);
|
|
|
static SENSOR_DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_temp11,
|
|
|
set_temp11, 1);
|
|
|
static SENSOR_DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_temp11,
|
|
|
set_temp11, 2);
|
|
|
-/*
|
|
|
- * On LM63, temp2_crit can be set only once, which should be job
|
|
|
- * of the bootloader.
|
|
|
- */
|
|
|
+static SENSOR_DEVICE_ATTR(temp2_offset, S_IWUSR | S_IRUGO, show_temp11,
|
|
|
+ set_temp11, 3);
|
|
|
static SENSOR_DEVICE_ATTR(temp2_crit, S_IRUGO, show_remote_temp8,
|
|
|
- NULL, 2);
|
|
|
+ set_temp8, 2);
|
|
|
static DEVICE_ATTR(temp2_crit_hyst, S_IWUSR | S_IRUGO, show_temp2_crit_hyst,
|
|
|
set_temp2_crit_hyst);
|
|
|
|
|
|
+static DEVICE_ATTR(temp2_type, S_IWUSR | S_IRUGO, show_type, set_type);
|
|
|
+
|
|
|
/* Individual alarm files */
|
|
|
static SENSOR_DEVICE_ATTR(fan1_min_alarm, S_IRUGO, show_alarm, NULL, 0);
|
|
|
static SENSOR_DEVICE_ATTR(temp2_crit_alarm, S_IRUGO, show_alarm, NULL, 1);
|
|
@@ -408,14 +703,43 @@ static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_alarm, NULL, 6);
|
|
|
/* Raw alarm file for compatibility */
|
|
|
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
|
|
|
|
|
|
+static DEVICE_ATTR(update_interval, S_IRUGO | S_IWUSR, show_update_interval,
|
|
|
+ set_update_interval);
|
|
|
+
|
|
|
static struct attribute *lm63_attributes[] = {
|
|
|
- &dev_attr_pwm1.attr,
|
|
|
+ &sensor_dev_attr_pwm1.dev_attr.attr,
|
|
|
&dev_attr_pwm1_enable.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point1_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point1_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point2_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point2_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point3_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point3_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point3_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point4_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point4_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point4_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point5_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point5_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point5_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point6_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point6_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point6_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point7_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point7_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point7_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point8_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point8_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point8_temp_hyst.dev_attr.attr,
|
|
|
+
|
|
|
&sensor_dev_attr_temp1_input.dev_attr.attr,
|
|
|
&sensor_dev_attr_temp2_input.dev_attr.attr,
|
|
|
&sensor_dev_attr_temp2_min.dev_attr.attr,
|
|
|
&sensor_dev_attr_temp1_max.dev_attr.attr,
|
|
|
&sensor_dev_attr_temp2_max.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_temp2_offset.dev_attr.attr,
|
|
|
&sensor_dev_attr_temp2_crit.dev_attr.attr,
|
|
|
&dev_attr_temp2_crit_hyst.attr,
|
|
|
|
|
@@ -425,10 +749,54 @@ static struct attribute *lm63_attributes[] = {
|
|
|
&sensor_dev_attr_temp2_max_alarm.dev_attr.attr,
|
|
|
&sensor_dev_attr_temp1_max_alarm.dev_attr.attr,
|
|
|
&dev_attr_alarms.attr,
|
|
|
+ &dev_attr_update_interval.attr,
|
|
|
NULL
|
|
|
};
|
|
|
|
|
|
+static struct attribute *lm63_attributes_extra_lut[] = {
|
|
|
+ &sensor_dev_attr_pwm1_auto_point9_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point9_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point9_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point10_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point10_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point10_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point11_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point11_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point11_temp_hyst.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point12_pwm.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point12_temp.dev_attr.attr,
|
|
|
+ &sensor_dev_attr_pwm1_auto_point12_temp_hyst.dev_attr.attr,
|
|
|
+ NULL
|
|
|
+};
|
|
|
+
|
|
|
+static const struct attribute_group lm63_group_extra_lut = {
|
|
|
+ .attrs = lm63_attributes_extra_lut,
|
|
|
+};
|
|
|
+
|
|
|
+/*
|
|
|
+ * On LM63, temp2_crit can be set only once, which should be job
|
|
|
+ * of the bootloader.
|
|
|
+ * On LM64, temp2_crit can always be set.
|
|
|
+ * On LM96163, temp2_crit can be set if bit 1 of the configuration
|
|
|
+ * register is true.
|
|
|
+ */
|
|
|
+static umode_t lm63_attribute_mode(struct kobject *kobj,
|
|
|
+ struct attribute *attr, int index)
|
|
|
+{
|
|
|
+ struct device *dev = container_of(kobj, struct device, kobj);
|
|
|
+ struct i2c_client *client = to_i2c_client(dev);
|
|
|
+ struct lm63_data *data = i2c_get_clientdata(client);
|
|
|
+
|
|
|
+ if (attr == &sensor_dev_attr_temp2_crit.dev_attr.attr
|
|
|
+ && (data->kind == lm64 ||
|
|
|
+ (data->kind == lm96163 && (data->config & 0x02))))
|
|
|
+ return attr->mode | S_IWUSR;
|
|
|
+
|
|
|
+ return attr->mode;
|
|
|
+}
|
|
|
+
|
|
|
static const struct attribute_group lm63_group = {
|
|
|
+ .is_visible = lm63_attribute_mode,
|
|
|
.attrs = lm63_attributes,
|
|
|
};
|
|
|
|
|
@@ -487,6 +855,8 @@ static int lm63_detect(struct i2c_client *new_client,
|
|
|
strlcpy(info->type, "lm63", I2C_NAME_SIZE);
|
|
|
else if (chip_id == 0x51 && (address == 0x18 || address == 0x4e))
|
|
|
strlcpy(info->type, "lm64", I2C_NAME_SIZE);
|
|
|
+ else if (chip_id == 0x49 && address == 0x4c)
|
|
|
+ strlcpy(info->type, "lm96163", I2C_NAME_SIZE);
|
|
|
else
|
|
|
return -ENODEV;
|
|
|
|
|
@@ -518,12 +888,24 @@ static int lm63_probe(struct i2c_client *new_client,
|
|
|
lm63_init_client(new_client);
|
|
|
|
|
|
/* Register sysfs hooks */
|
|
|
- if ((err = sysfs_create_group(&new_client->dev.kobj,
|
|
|
- &lm63_group)))
|
|
|
+ err = sysfs_create_group(&new_client->dev.kobj, &lm63_group);
|
|
|
+ if (err)
|
|
|
goto exit_free;
|
|
|
if (data->config & 0x04) { /* tachometer enabled */
|
|
|
- if ((err = sysfs_create_group(&new_client->dev.kobj,
|
|
|
- &lm63_group_fan1)))
|
|
|
+ err = sysfs_create_group(&new_client->dev.kobj,
|
|
|
+ &lm63_group_fan1);
|
|
|
+ if (err)
|
|
|
+ goto exit_remove_files;
|
|
|
+ }
|
|
|
+ if (data->kind == lm96163) {
|
|
|
+ err = device_create_file(&new_client->dev,
|
|
|
+ &dev_attr_temp2_type);
|
|
|
+ if (err)
|
|
|
+ goto exit_remove_files;
|
|
|
+
|
|
|
+ err = sysfs_create_group(&new_client->dev.kobj,
|
|
|
+ &lm63_group_extra_lut);
|
|
|
+ if (err)
|
|
|
goto exit_remove_files;
|
|
|
}
|
|
|
|
|
@@ -538,17 +920,25 @@ static int lm63_probe(struct i2c_client *new_client,
|
|
|
exit_remove_files:
|
|
|
sysfs_remove_group(&new_client->dev.kobj, &lm63_group);
|
|
|
sysfs_remove_group(&new_client->dev.kobj, &lm63_group_fan1);
|
|
|
+ if (data->kind == lm96163) {
|
|
|
+ device_remove_file(&new_client->dev, &dev_attr_temp2_type);
|
|
|
+ sysfs_remove_group(&new_client->dev.kobj,
|
|
|
+ &lm63_group_extra_lut);
|
|
|
+ }
|
|
|
exit_free:
|
|
|
kfree(data);
|
|
|
exit:
|
|
|
return err;
|
|
|
}
|
|
|
|
|
|
-/* Idealy we shouldn't have to initialize anything, since the BIOS
|
|
|
- should have taken care of everything */
|
|
|
+/*
|
|
|
+ * Ideally we shouldn't have to initialize anything, since the BIOS
|
|
|
+ * should have taken care of everything
|
|
|
+ */
|
|
|
static void lm63_init_client(struct i2c_client *client)
|
|
|
{
|
|
|
struct lm63_data *data = i2c_get_clientdata(client);
|
|
|
+ u8 convrate;
|
|
|
|
|
|
data->config = i2c_smbus_read_byte_data(client, LM63_REG_CONFIG1);
|
|
|
data->config_fan = i2c_smbus_read_byte_data(client,
|
|
@@ -561,16 +951,57 @@ static void lm63_init_client(struct i2c_client *client)
|
|
|
i2c_smbus_write_byte_data(client, LM63_REG_CONFIG1,
|
|
|
data->config);
|
|
|
}
|
|
|
+ /* Tachometer is always enabled on LM64 */
|
|
|
+ if (data->kind == lm64)
|
|
|
+ data->config |= 0x04;
|
|
|
|
|
|
/* We may need pwm1_freq before ever updating the client data */
|
|
|
data->pwm1_freq = i2c_smbus_read_byte_data(client, LM63_REG_PWM_FREQ);
|
|
|
if (data->pwm1_freq == 0)
|
|
|
data->pwm1_freq = 1;
|
|
|
|
|
|
+ switch (data->kind) {
|
|
|
+ case lm63:
|
|
|
+ case lm64:
|
|
|
+ data->max_convrate_hz = LM63_MAX_CONVRATE_HZ;
|
|
|
+ data->lut_size = 8;
|
|
|
+ break;
|
|
|
+ case lm96163:
|
|
|
+ data->max_convrate_hz = LM96163_MAX_CONVRATE_HZ;
|
|
|
+ data->lut_size = 12;
|
|
|
+ data->trutherm
|
|
|
+ = i2c_smbus_read_byte_data(client,
|
|
|
+ LM96163_REG_TRUTHERM) & 0x02;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ convrate = i2c_smbus_read_byte_data(client, LM63_REG_CONVRATE);
|
|
|
+ if (unlikely(convrate > LM63_MAX_CONVRATE))
|
|
|
+ convrate = LM63_MAX_CONVRATE;
|
|
|
+ data->update_interval = UPDATE_INTERVAL(data->max_convrate_hz,
|
|
|
+ convrate);
|
|
|
+
|
|
|
+ /*
|
|
|
+ * For LM96163, check if high resolution PWM
|
|
|
+ * and unsigned temperature format is enabled.
|
|
|
+ */
|
|
|
+ if (data->kind == lm96163) {
|
|
|
+ u8 config_enhanced
|
|
|
+ = i2c_smbus_read_byte_data(client,
|
|
|
+ LM96163_REG_CONFIG_ENHANCED);
|
|
|
+ if (config_enhanced & 0x20)
|
|
|
+ data->lut_temp_highres = true;
|
|
|
+ if ((config_enhanced & 0x10)
|
|
|
+ && !(data->config_fan & 0x08) && data->pwm1_freq == 8)
|
|
|
+ data->pwm_highres = true;
|
|
|
+ if (config_enhanced & 0x08)
|
|
|
+ data->remote_unsigned = true;
|
|
|
+ }
|
|
|
+
|
|
|
/* Show some debug info about the LM63 configuration */
|
|
|
- dev_dbg(&client->dev, "Alert/tach pin configured for %s\n",
|
|
|
- (data->config & 0x04) ? "tachometer input" :
|
|
|
- "alert output");
|
|
|
+ if (data->kind == lm63)
|
|
|
+ dev_dbg(&client->dev, "Alert/tach pin configured for %s\n",
|
|
|
+ (data->config & 0x04) ? "tachometer input" :
|
|
|
+ "alert output");
|
|
|
dev_dbg(&client->dev, "PWM clock %s kHz, output frequency %u Hz\n",
|
|
|
(data->config_fan & 0x08) ? "1.4" : "360",
|
|
|
((data->config_fan & 0x08) ? 700 : 180000) / data->pwm1_freq);
|
|
@@ -586,6 +1017,10 @@ static int lm63_remove(struct i2c_client *client)
|
|
|
hwmon_device_unregister(data->hwmon_dev);
|
|
|
sysfs_remove_group(&client->dev.kobj, &lm63_group);
|
|
|
sysfs_remove_group(&client->dev.kobj, &lm63_group_fan1);
|
|
|
+ if (data->kind == lm96163) {
|
|
|
+ device_remove_file(&client->dev, &dev_attr_temp2_type);
|
|
|
+ sysfs_remove_group(&client->dev.kobj, &lm63_group_extra_lut);
|
|
|
+ }
|
|
|
|
|
|
kfree(data);
|
|
|
return 0;
|
|
@@ -595,10 +1030,15 @@ static struct lm63_data *lm63_update_device(struct device *dev)
|
|
|
{
|
|
|
struct i2c_client *client = to_i2c_client(dev);
|
|
|
struct lm63_data *data = i2c_get_clientdata(client);
|
|
|
+ unsigned long next_update;
|
|
|
+ int i;
|
|
|
|
|
|
mutex_lock(&data->update_lock);
|
|
|
|
|
|
- if (time_after(jiffies, data->last_updated + HZ) || !data->valid) {
|
|
|
+ next_update = data->last_updated
|
|
|
+ + msecs_to_jiffies(data->update_interval) + 1;
|
|
|
+
|
|
|
+ if (time_after(jiffies, next_update) || !data->valid) {
|
|
|
if (data->config & 0x04) { /* tachometer enabled */
|
|
|
/* order matters for fan1_input */
|
|
|
data->fan[0] = i2c_smbus_read_byte_data(client,
|
|
@@ -615,8 +1055,8 @@ static struct lm63_data *lm63_update_device(struct device *dev)
|
|
|
LM63_REG_PWM_FREQ);
|
|
|
if (data->pwm1_freq == 0)
|
|
|
data->pwm1_freq = 1;
|
|
|
- data->pwm1_value = i2c_smbus_read_byte_data(client,
|
|
|
- LM63_REG_PWM_VALUE);
|
|
|
+ data->pwm1[0] = i2c_smbus_read_byte_data(client,
|
|
|
+ LM63_REG_PWM_VALUE);
|
|
|
|
|
|
data->temp8[0] = i2c_smbus_read_byte_data(client,
|
|
|
LM63_REG_LOCAL_TEMP);
|
|
@@ -636,6 +1076,17 @@ static struct lm63_data *lm63_update_device(struct device *dev)
|
|
|
LM63_REG_REMOTE_HIGH_MSB) << 8)
|
|
|
| i2c_smbus_read_byte_data(client,
|
|
|
LM63_REG_REMOTE_HIGH_LSB);
|
|
|
+ data->temp11[3] = (i2c_smbus_read_byte_data(client,
|
|
|
+ LM63_REG_REMOTE_OFFSET_MSB) << 8)
|
|
|
+ | i2c_smbus_read_byte_data(client,
|
|
|
+ LM63_REG_REMOTE_OFFSET_LSB);
|
|
|
+
|
|
|
+ if (data->kind == lm96163)
|
|
|
+ data->temp11u = (i2c_smbus_read_byte_data(client,
|
|
|
+ LM96163_REG_REMOTE_TEMP_U_MSB) << 8)
|
|
|
+ | i2c_smbus_read_byte_data(client,
|
|
|
+ LM96163_REG_REMOTE_TEMP_U_LSB);
|
|
|
+
|
|
|
data->temp8[2] = i2c_smbus_read_byte_data(client,
|
|
|
LM63_REG_REMOTE_TCRIT);
|
|
|
data->temp2_crit_hyst = i2c_smbus_read_byte_data(client,
|
|
@@ -648,6 +1099,21 @@ static struct lm63_data *lm63_update_device(struct device *dev)
|
|
|
data->valid = 1;
|
|
|
}
|
|
|
|
|
|
+ if (time_after(jiffies, data->lut_last_updated + 5 * HZ) ||
|
|
|
+ !data->lut_valid) {
|
|
|
+ for (i = 0; i < data->lut_size; i++) {
|
|
|
+ data->pwm1[1 + i] = i2c_smbus_read_byte_data(client,
|
|
|
+ LM63_REG_LUT_PWM(i));
|
|
|
+ data->temp8[3 + i] = i2c_smbus_read_byte_data(client,
|
|
|
+ LM63_REG_LUT_TEMP(i));
|
|
|
+ }
|
|
|
+ data->lut_temp_hyst = i2c_smbus_read_byte_data(client,
|
|
|
+ LM63_REG_LUT_TEMP_HYST);
|
|
|
+
|
|
|
+ data->lut_last_updated = jiffies;
|
|
|
+ data->lut_valid = 1;
|
|
|
+ }
|
|
|
+
|
|
|
mutex_unlock(&data->update_lock);
|
|
|
|
|
|
return data;
|