diff options
Diffstat (limited to 'drivers/hwmon/dme1737.c')
| -rw-r--r-- | drivers/hwmon/dme1737.c | 589 |
1 files changed, 312 insertions, 277 deletions
diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c index 14ebbfb3b14b..ec8edd2a8cbd 100644 --- a/drivers/hwmon/dme1737.c +++ b/drivers/hwmon/dme1737.c @@ -493,8 +493,8 @@ static s32 dme1737_write(struct i2c_client *client, u8 reg, u8 value) static struct dme1737_data *dme1737_update_device(struct device *dev) { - struct i2c_client *client = to_i2c_client(dev); - struct dme1737_data *data = i2c_get_clientdata(client); + struct dme1737_data *data = dev_get_drvdata(dev); + struct i2c_client *client = &data->client; int ix; u8 lsb[5]; @@ -674,7 +674,7 @@ static ssize_t show_in(struct device *dev, struct device_attribute *attr, break; default: res = 0; - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } return sprintf(buf, "%d\n", res); @@ -683,8 +683,8 @@ static ssize_t show_in(struct device *dev, struct device_attribute *attr, static ssize_t set_in(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct i2c_client *client = to_i2c_client(dev); - struct dme1737_data *data = i2c_get_clientdata(client); + struct dme1737_data *data = dev_get_drvdata(dev); + struct i2c_client *client = &data->client; struct sensor_device_attribute_2 *sensor_attr_2 = to_sensor_dev_attr_2(attr); int ix = sensor_attr_2->index; @@ -704,7 +704,7 @@ static ssize_t set_in(struct device *dev, struct device_attribute *attr, data->in_max[ix]); break; default: - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } mutex_unlock(&data->update_lock); @@ -754,7 +754,7 @@ static ssize_t show_temp(struct device *dev, struct device_attribute *attr, break; default: res = 0; - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } return sprintf(buf, "%d\n", res); @@ -763,8 +763,8 @@ static ssize_t show_temp(struct device *dev, struct device_attribute *attr, static ssize_t set_temp(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct i2c_client *client = to_i2c_client(dev); - struct dme1737_data *data = i2c_get_clientdata(client); + struct dme1737_data *data = dev_get_drvdata(dev); + struct i2c_client *client = &data->client; struct sensor_device_attribute_2 *sensor_attr_2 = to_sensor_dev_attr_2(attr); int ix = sensor_attr_2->index; @@ -789,7 +789,7 @@ static ssize_t set_temp(struct device *dev, struct device_attribute *attr, data->temp_offset[ix]); break; default: - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } mutex_unlock(&data->update_lock); @@ -843,7 +843,7 @@ static ssize_t show_zone(struct device *dev, struct device_attribute *attr, break; default: res = 0; - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } return sprintf(buf, "%d\n", res); @@ -852,8 +852,8 @@ static ssize_t show_zone(struct device *dev, struct device_attribute *attr, static ssize_t set_zone(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct i2c_client *client = to_i2c_client(dev); - struct dme1737_data *data = i2c_get_clientdata(client); + struct dme1737_data *data = dev_get_drvdata(dev); + struct i2c_client *client = &data->client; struct sensor_device_attribute_2 *sensor_attr_2 = to_sensor_dev_attr_2(attr); int ix = sensor_attr_2->index; @@ -898,7 +898,7 @@ static ssize_t set_zone(struct device *dev, struct device_attribute *attr, data->zone_abs[ix]); break; default: - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } mutex_unlock(&data->update_lock); @@ -950,7 +950,7 @@ static ssize_t show_fan(struct device *dev, struct device_attribute *attr, break; default: res = 0; - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } return sprintf(buf, "%d\n", res); @@ -959,8 +959,8 @@ static ssize_t show_fan(struct device *dev, struct device_attribute *attr, static ssize_t set_fan(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct i2c_client *client = to_i2c_client(dev); - struct dme1737_data *data = i2c_get_clientdata(client); + struct dme1737_data *data = dev_get_drvdata(dev); + struct i2c_client *client = &data->client; struct sensor_device_attribute_2 *sensor_attr_2 = to_sensor_dev_attr_2(attr); int ix = sensor_attr_2->index; @@ -1006,7 +1006,7 @@ static ssize_t set_fan(struct device *dev, struct device_attribute *attr, data->fan_opt[ix]); break; default: - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } exit: mutex_unlock(&data->update_lock); @@ -1086,20 +1086,20 @@ static ssize_t show_pwm(struct device *dev, struct device_attribute *attr, break; default: res = 0; - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } return sprintf(buf, "%d\n", res); } static struct attribute *dme1737_attr_pwm[]; -static void dme1737_chmod_file(struct i2c_client*, struct attribute*, mode_t); +static void dme1737_chmod_file(struct device*, struct attribute*, mode_t); static ssize_t set_pwm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct i2c_client *client = to_i2c_client(dev); - struct dme1737_data *data = i2c_get_clientdata(client); + struct dme1737_data *data = dev_get_drvdata(dev); + struct i2c_client *client = &data->client; struct sensor_device_attribute_2 *sensor_attr_2 = to_sensor_dev_attr_2(attr); int ix = sensor_attr_2->index; @@ -1156,7 +1156,7 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr, switch (val) { case 0: /* Change permissions of pwm[ix] to read-only */ - dme1737_chmod_file(client, dme1737_attr_pwm[ix], + dme1737_chmod_file(dev, dme1737_attr_pwm[ix], S_IRUGO); /* Turn fan fully on */ data->pwm_config[ix] = PWM_EN_TO_REG(0, @@ -1171,12 +1171,12 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr, dme1737_write(client, DME1737_REG_PWM_CONFIG(ix), data->pwm_config[ix]); /* Change permissions of pwm[ix] to read-writeable */ - dme1737_chmod_file(client, dme1737_attr_pwm[ix], + dme1737_chmod_file(dev, dme1737_attr_pwm[ix], S_IRUGO | S_IWUSR); break; case 2: /* Change permissions of pwm[ix] to read-only */ - dme1737_chmod_file(client, dme1737_attr_pwm[ix], + dme1737_chmod_file(dev, dme1737_attr_pwm[ix], S_IRUGO); /* Turn on auto mode using the saved zone channel * assignment */ @@ -1257,12 +1257,10 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr, data->pwm_rr[0] = PWM_OFF_TO_REG(1, ix, dme1737_read(client, DME1737_REG_PWM_RR(0))); - } else { data->pwm_rr[0] = PWM_OFF_TO_REG(0, ix, dme1737_read(client, DME1737_REG_PWM_RR(0))); - } dme1737_write(client, DME1737_REG_PWM_RR(0), data->pwm_rr[0]); @@ -1274,7 +1272,7 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr, data->pwm_min[ix]); break; default: - dev_dbg(dev, "Unknown attr fetch (%d)\n", fn); + dev_dbg(dev, "Unknown function %d.\n", fn); } exit: mutex_unlock(&data->update_lock); @@ -1298,8 +1296,7 @@ static ssize_t show_vrm(struct device *dev, struct device_attribute *attr, static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct i2c_client *client = to_i2c_client(dev); - struct dme1737_data *data = i2c_get_clientdata(client); + struct dme1737_data *data = dev_get_drvdata(dev); long val = simple_strtol(buf, NULL, 10); data->vrm = val; @@ -1322,13 +1319,13 @@ static ssize_t show_vid(struct device *dev, struct device_attribute *attr, #define SENSOR_DEVICE_ATTR_IN(ix) \ static SENSOR_DEVICE_ATTR_2(in##ix##_input, S_IRUGO, \ - show_in, NULL, SYS_IN_INPUT, ix); \ + show_in, NULL, SYS_IN_INPUT, ix); \ static SENSOR_DEVICE_ATTR_2(in##ix##_min, S_IRUGO | S_IWUSR, \ - show_in, set_in, SYS_IN_MIN, ix); \ + show_in, set_in, SYS_IN_MIN, ix); \ static SENSOR_DEVICE_ATTR_2(in##ix##_max, S_IRUGO | S_IWUSR, \ - show_in, set_in, SYS_IN_MAX, ix); \ + show_in, set_in, SYS_IN_MAX, ix); \ static SENSOR_DEVICE_ATTR_2(in##ix##_alarm, S_IRUGO, \ - show_in, NULL, SYS_IN_ALARM, ix) + show_in, NULL, SYS_IN_ALARM, ix) SENSOR_DEVICE_ATTR_IN(0); SENSOR_DEVICE_ATTR_IN(1); @@ -1342,17 +1339,17 @@ SENSOR_DEVICE_ATTR_IN(6); #define SENSOR_DEVICE_ATTR_TEMP(ix) \ static SENSOR_DEVICE_ATTR_2(temp##ix##_input, S_IRUGO, \ - show_temp, NULL, SYS_TEMP_INPUT, ix-1); \ + show_temp, NULL, SYS_TEMP_INPUT, ix-1); \ static SENSOR_DEVICE_ATTR_2(temp##ix##_min, S_IRUGO | S_IWUSR, \ - show_temp, set_temp, SYS_TEMP_MIN, ix-1); \ + show_temp, set_temp, SYS_TEMP_MIN, ix-1); \ static SENSOR_DEVICE_ATTR_2(temp##ix##_max, S_IRUGO | S_IWUSR, \ - show_temp, set_temp, SYS_TEMP_MAX, ix-1); \ + show_temp, set_temp, SYS_TEMP_MAX, ix-1); \ static SENSOR_DEVICE_ATTR_2(temp##ix##_offset, S_IRUGO, \ - show_temp, set_temp, SYS_TEMP_OFFSET, ix-1); \ + show_temp, set_temp, SYS_TEMP_OFFSET, ix-1); \ static SENSOR_DEVICE_ATTR_2(temp##ix##_alarm, S_IRUGO, \ - show_temp, NULL, SYS_TEMP_ALARM, ix-1); \ + show_temp, NULL, SYS_TEMP_ALARM, ix-1); \ static SENSOR_DEVICE_ATTR_2(temp##ix##_fault, S_IRUGO, \ - show_temp, NULL, SYS_TEMP_FAULT, ix-1) + show_temp, NULL, SYS_TEMP_FAULT, ix-1) SENSOR_DEVICE_ATTR_TEMP(1); SENSOR_DEVICE_ATTR_TEMP(2); @@ -1362,15 +1359,15 @@ SENSOR_DEVICE_ATTR_TEMP(3); #define SENSOR_DEVICE_ATTR_ZONE(ix) \ static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_channels_temp, S_IRUGO, \ - show_zone, NULL, SYS_ZONE_AUTO_CHANNELS_TEMP, ix-1); \ + show_zone, NULL, SYS_ZONE_AUTO_CHANNELS_TEMP, ix-1); \ static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_point1_temp_hyst, S_IRUGO, \ - show_zone, set_zone, SYS_ZONE_AUTO_POINT1_TEMP_HYST, ix-1); \ + show_zone, set_zone, SYS_ZONE_AUTO_POINT1_TEMP_HYST, ix-1); \ static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_point1_temp, S_IRUGO, \ - show_zone, set_zone, SYS_ZONE_AUTO_POINT1_TEMP, ix-1); \ + show_zone, set_zone, SYS_ZONE_AUTO_POINT1_TEMP, ix-1); \ static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_point2_temp, S_IRUGO, \ - show_zone, set_zone, SYS_ZONE_AUTO_POINT2_TEMP, ix-1); \ + show_zone, set_zone, SYS_ZONE_AUTO_POINT2_TEMP, ix-1); \ static SENSOR_DEVICE_ATTR_2(zone##ix##_auto_point3_temp, S_IRUGO, \ - show_zone, set_zone, SYS_ZONE_AUTO_POINT3_TEMP, ix-1) + show_zone, set_zone, SYS_ZONE_AUTO_POINT3_TEMP, ix-1) SENSOR_DEVICE_ATTR_ZONE(1); SENSOR_DEVICE_ATTR_ZONE(2); @@ -1380,13 +1377,13 @@ SENSOR_DEVICE_ATTR_ZONE(3); #define SENSOR_DEVICE_ATTR_FAN_1TO4(ix) \ static SENSOR_DEVICE_ATTR_2(fan##ix##_input, S_IRUGO, \ - show_fan, NULL, SYS_FAN_INPUT, ix-1); \ + show_fan, NULL, SYS_FAN_INPUT, ix-1); \ static SENSOR_DEVICE_ATTR_2(fan##ix##_min, S_IRUGO | S_IWUSR, \ - show_fan, set_fan, SYS_FAN_MIN, ix-1); \ + show_fan, set_fan, SYS_FAN_MIN, ix-1); \ static SENSOR_DEVICE_ATTR_2(fan##ix##_alarm, S_IRUGO, \ - show_fan, NULL, SYS_FAN_ALARM, ix-1); \ + show_fan, NULL, SYS_FAN_ALARM, ix-1); \ static SENSOR_DEVICE_ATTR_2(fan##ix##_type, S_IRUGO | S_IWUSR, \ - show_fan, set_fan, SYS_FAN_TYPE, ix-1) + show_fan, set_fan, SYS_FAN_TYPE, ix-1) SENSOR_DEVICE_ATTR_FAN_1TO4(1); SENSOR_DEVICE_ATTR_FAN_1TO4(2); @@ -1397,13 +1394,13 @@ SENSOR_DEVICE_ATTR_FAN_1TO4(4); #define SENSOR_DEVICE_ATTR_FAN_5TO6(ix) \ static SENSOR_DEVICE_ATTR_2(fan##ix##_input, S_IRUGO, \ - show_fan, NULL, SYS_FAN_INPUT, ix-1); \ + show_fan, NULL, SYS_FAN_INPUT, ix-1); \ static SENSOR_DEVICE_ATTR_2(fan##ix##_min, S_IRUGO | S_IWUSR, \ - show_fan, set_fan, SYS_FAN_MIN, ix-1); \ + show_fan, set_fan, SYS_FAN_MIN, ix-1); \ static SENSOR_DEVICE_ATTR_2(fan##ix##_alarm, S_IRUGO, \ - show_fan, NULL, SYS_FAN_ALARM, ix-1); \ + show_fan, NULL, SYS_FAN_ALARM, ix-1); \ static SENSOR_DEVICE_ATTR_2(fan##ix##_max, S_IRUGO | S_IWUSR, \ - show_fan, set_fan, SYS_FAN_MAX, ix-1) + show_fan, set_fan, SYS_FAN_MAX, ix-1) SENSOR_DEVICE_ATTR_FAN_5TO6(5); SENSOR_DEVICE_ATTR_FAN_5TO6(6); @@ -1412,21 +1409,21 @@ SENSOR_DEVICE_ATTR_FAN_5TO6(6); #define SENSOR_DEVICE_ATTR_PWM_1TO3(ix) \ static SENSOR_DEVICE_ATTR_2(pwm##ix, S_IRUGO, \ - show_pwm, set_pwm, SYS_PWM, ix-1); \ + show_pwm, set_pwm, SYS_PWM, ix-1); \ static SENSOR_DEVICE_ATTR_2(pwm##ix##_freq, S_IRUGO, \ - show_pwm, set_pwm, SYS_PWM_FREQ, ix-1); \ + show_pwm, set_pwm, SYS_PWM_FREQ, ix-1); \ static SENSOR_DEVICE_ATTR_2(pwm##ix##_enable, S_IRUGO, \ - show_pwm, set_pwm, SYS_PWM_ENABLE, ix-1); \ + show_pwm, set_pwm, SYS_PWM_ENABLE, ix-1); \ static SENSOR_DEVICE_ATTR_2(pwm##ix##_ramp_rate, S_IRUGO, \ - show_pwm, set_pwm, SYS_PWM_RAMP_RATE, ix-1); \ + show_pwm, set_pwm, SYS_PWM_RAMP_RATE, ix-1); \ static SENSOR_DEVICE_ATTR_2(pwm##ix##_auto_channels_zone, S_IRUGO, \ - show_pwm, set_pwm, SYS_PWM_AUTO_CHANNELS_ZONE, ix-1); \ + show_pwm, set_pwm, SYS_PWM_AUTO_CHANNELS_ZONE, ix-1); \ static SENSOR_DEVICE_ATTR_2(pwm##ix##_auto_pwm_min, S_IRUGO, \ - show_pwm, set_pwm, SYS_PWM_AUTO_PWM_MIN, ix-1); \ + show_pwm, set_pwm, SYS_PWM_AUTO_PWM_MIN, ix-1); \ static SENSOR_DEVICE_ATTR_2(pwm##ix##_auto_point1_pwm, S_IRUGO, \ - show_pwm, set_pwm, SYS_PWM_AUTO_POINT1_PWM, ix-1); \ + show_pwm, set_pwm, SYS_PWM_AUTO_POINT1_PWM, ix-1); \ static SENSOR_DEVICE_ATTR_2(pwm##ix##_auto_point2_pwm, S_IRUGO, \ - show_pwm, NULL, SYS_PWM_AUTO_POINT2_PWM, ix-1) + show_pwm, NULL, SYS_PWM_AUTO_POINT2_PWM, ix-1) SENSOR_DEVICE_ATTR_PWM_1TO3(1); SENSOR_DEVICE_ATTR_PWM_1TO3(2); @@ -1436,11 +1433,11 @@ SENSOR_DEVICE_ATTR_PWM_1TO3(3); #define SENSOR_DEVICE_ATTR_PWM_5TO6(ix) \ static SENSOR_DEVICE_ATTR_2(pwm##ix, S_IRUGO | S_IWUSR, \ - show_pwm, set_pwm, SYS_PWM, ix-1); \ + show_pwm, set_pwm, SYS_PWM, ix-1); \ static SENSOR_DEVICE_ATTR_2(pwm##ix##_freq, S_IRUGO | S_IWUSR, \ - show_pwm, set_pwm, SYS_PWM_FREQ, ix-1); \ + show_pwm, set_pwm, SYS_PWM_FREQ, ix-1); \ static SENSOR_DEVICE_ATTR_2(pwm##ix##_enable, S_IRUGO, \ - show_pwm, NULL, SYS_PWM_ENABLE, ix-1) + show_pwm, NULL, SYS_PWM_ENABLE, ix-1) SENSOR_DEVICE_ATTR_PWM_5TO6(5); SENSOR_DEVICE_ATTR_PWM_5TO6(6); @@ -1519,53 +1516,53 @@ SENSOR_DEV_ATTR_PWM_5TO6_LOCK(ix), \ * permissions are created read-only and write permissions are added or removed * on the fly when required */ static struct attribute *dme1737_attr[] ={ - /* Voltages */ - SENSOR_DEV_ATTR_IN(0), - SENSOR_DEV_ATTR_IN(1), - SENSOR_DEV_ATTR_IN(2), - SENSOR_DEV_ATTR_IN(3), - SENSOR_DEV_ATTR_IN(4), - SENSOR_DEV_ATTR_IN(5), - SENSOR_DEV_ATTR_IN(6), - /* Temperatures */ - SENSOR_DEV_ATTR_TEMP(1), - SENSOR_DEV_ATTR_TEMP(2), - SENSOR_DEV_ATTR_TEMP(3), - /* Zones */ - SENSOR_DEV_ATTR_ZONE(1), - SENSOR_DEV_ATTR_ZONE(2), - SENSOR_DEV_ATTR_ZONE(3), - /* Misc */ - &dev_attr_vrm.attr, - &dev_attr_cpu0_vid.attr, + /* Voltages */ + SENSOR_DEV_ATTR_IN(0), + SENSOR_DEV_ATTR_IN(1), + SENSOR_DEV_ATTR_IN(2), + SENSOR_DEV_ATTR_IN(3), + SENSOR_DEV_ATTR_IN(4), + SENSOR_DEV_ATTR_IN(5), + SENSOR_DEV_ATTR_IN(6), + /* Temperatures */ + SENSOR_DEV_ATTR_TEMP(1), + SENSOR_DEV_ATTR_TEMP(2), + SENSOR_DEV_ATTR_TEMP(3), + /* Zones */ + SENSOR_DEV_ATTR_ZONE(1), + SENSOR_DEV_ATTR_ZONE(2), + SENSOR_DEV_ATTR_ZONE(3), + /* Misc */ + &dev_attr_vrm.attr, + &dev_attr_cpu0_vid.attr, NULL }; static const struct attribute_group dme1737_group = { - .attrs = dme1737_attr, + .attrs = dme1737_attr, }; /* The following structs hold the PWM attributes, some of which are optional. * Their creation depends on the chip configuration which is determined during * module load. */ static struct attribute *dme1737_attr_pwm1[] = { - SENSOR_DEV_ATTR_PWM_1TO3(1), + SENSOR_DEV_ATTR_PWM_1TO3(1), NULL }; static struct attribute *dme1737_attr_pwm2[] = { - SENSOR_DEV_ATTR_PWM_1TO3(2), + SENSOR_DEV_ATTR_PWM_1TO3(2), NULL }; static struct attribute *dme1737_attr_pwm3[] = { - SENSOR_DEV_ATTR_PWM_1TO3(3), + SENSOR_DEV_ATTR_PWM_1TO3(3), NULL }; static struct attribute *dme1737_attr_pwm5[] = { - SENSOR_DEV_ATTR_PWM_5TO6(5), + SENSOR_DEV_ATTR_PWM_5TO6(5), NULL }; static struct attribute *dme1737_attr_pwm6[] = { - SENSOR_DEV_ATTR_PWM_5TO6(6), + SENSOR_DEV_ATTR_PWM_5TO6(6), NULL }; @@ -1582,27 +1579,27 @@ static const struct attribute_group dme1737_pwm_group[] = { * Their creation depends on the chip configuration which is determined during * module load. */ static struct attribute *dme1737_attr_fan1[] = { - SENSOR_DEV_ATTR_FAN_1TO4(1), + SENSOR_DEV_ATTR_FAN_1TO4(1), NULL }; static struct attribute *dme1737_attr_fan2[] = { - SENSOR_DEV_ATTR_FAN_1TO4(2), + SENSOR_DEV_ATTR_FAN_1TO4(2), NULL }; static struct attribute *dme1737_attr_fan3[] = { - SENSOR_DEV_ATTR_FAN_1TO4(3), + SENSOR_DEV_ATTR_FAN_1TO4(3), NULL }; static struct attribute *dme1737_attr_fan4[] = { - SENSOR_DEV_ATTR_FAN_1TO4(4), + SENSOR_DEV_ATTR_FAN_1TO4(4), NULL }; static struct attribute *dme1737_attr_fan5[] = { - SENSOR_DEV_ATTR_FAN_5TO6(5), + SENSOR_DEV_ATTR_FAN_5TO6(5), NULL }; static struct attribute *dme1737_attr_fan6[] = { - SENSOR_DEV_ATTR_FAN_5TO6(6), + SENSOR_DEV_ATTR_FAN_5TO6(6), NULL }; @@ -1637,23 +1634,23 @@ static const struct attribute_group dme1737_lock_group = { * writeable if the chip is *not* locked and the respective PWM is available. * Otherwise they stay read-only. */ static struct attribute *dme1737_attr_pwm1_lock[] = { - SENSOR_DEV_ATTR_PWM_1TO3_LOCK(1), + SENSOR_DEV_ATTR_PWM_1TO3_LOCK(1), NULL }; static struct attribute *dme1737_attr_pwm2_lock[] = { - SENSOR_DEV_ATTR_PWM_1TO3_LOCK(2), + SENSOR_DEV_ATTR_PWM_1TO3_LOCK(2), NULL }; static struct attribute *dme1737_attr_pwm3_lock[] = { - SENSOR_DEV_ATTR_PWM_1TO3_LOCK(3), + SENSOR_DEV_ATTR_PWM_1TO3_LOCK(3), NULL }; static struct attribute *dme1737_attr_pwm5_lock[] = { - SENSOR_DEV_ATTR_PWM_5TO6_LOCK(5), + SENSOR_DEV_ATTR_PWM_5TO6_LOCK(5), NULL }; static struct attribute *dme1737_attr_pwm6_lock[] = { - SENSOR_DEV_ATTR_PWM_5TO6_LOCK(6), + SENSOR_DEV_ATTR_PWM_5TO6_LOCK(6), NULL }; @@ -1678,6 +1675,16 @@ static struct attribute *dme1737_attr_pwm[] = { * Super-IO functions * --------------------------------------------------------------------- */ +static inline void dme1737_sio_enter(int sio_cip) +{ + outb(0x55, sio_cip); +} + +static inline void dme1737_sio_exit(int sio_cip) +{ + outb(0xaa, sio_cip); +} + static inline int dme1737_sio_inb(int sio_cip, int reg) { outb(reg, sio_cip); @@ -1690,105 +1697,146 @@ static inline void dme1737_sio_outb(int sio_cip, int reg, int val) outb(val, sio_cip + 1); } -static int dme1737_sio_get_features(int sio_cip, struct i2c_client *client) -{ - struct dme1737_data *data = i2c_get_clientdata(client); - int err = 0, reg; - u16 addr; - - /* Enter configuration mode */ - outb(0x55, sio_cip); - - /* Check device ID - * The DME1737 can return either 0x78 or 0x77 as its device ID. */ - reg = dme1737_sio_inb(sio_cip, 0x20); - if (!(reg == 0x77 || reg == 0x78)) { - err = -ENODEV; - goto exit; - } - - /* Select logical device A (runtime registers) */ - dme1737_sio_outb(sio_cip, 0x07, 0x0a); - - /* Get the base address of the runtime registers */ - if (!(addr = (dme1737_sio_inb(sio_cip, 0x60) << 8) | - dme1737_sio_inb(sio_cip, 0x61))) { - err = -ENODEV; - goto exit; - } - - /* Read the runtime registers to determine which optional features - * are enabled and available. Bits [3:2] of registers 0x43-0x46 are set - * to '10' if the respective feature is enabled. */ - if ((inb(addr + 0x43) & 0x0c) == 0x08) { /* fan6 */ - data->has_fan |= (1 << 5); - } - if ((inb(addr + 0x44) & 0x0c) == 0x08) { /* pwm6 */ - data->has_pwm |= (1 << 5); - } - if ((inb(addr + 0x45) & 0x0c) == 0x08) { /* fan5 */ - data->has_fan |= (1 << 4); - } - if ((inb(addr + 0x46) & 0x0c) == 0x08) { /* pwm5 */ - data->has_pwm |= (1 << 4); - } - -exit: - /* Exit configuration mode */ - outb(0xaa, sio_cip); - - return err; -} - /* --------------------------------------------------------------------- * Device detection, registration and initialization * --------------------------------------------------------------------- */ -static struct i2c_driver dme1737_driver; +static int dme1737_i2c_get_features(int, struct dme1737_data*); -static void dme1737_chmod_file(struct i2c_client *client, +static void dme1737_chmod_file(struct device *dev, struct attribute *attr, mode_t mode) { - if (sysfs_chmod_file(&client->dev.kobj, attr, mode)) { - dev_warn(&client->dev, "Failed to change permissions of %s.\n", + if (sysfs_chmod_file(&dev->kobj, attr, mode)) { + dev_warn(dev, "Failed to change permissions of %s.\n", attr->name); } } -static void dme1737_chmod_group(struct i2c_client *client, +static void dme1737_chmod_group(struct device *dev, const struct attribute_group *group, mode_t mode) { struct attribute **attr; for (attr = group->attrs; *attr; attr++) { - dme1737_chmod_file(client, *attr, mode); + dme1737_chmod_file(dev, *attr, mode); } } -static int dme1737_init_client(struct i2c_client *client) +static void dme1737_remove_files(struct device *dev) { - struct dme1737_data *data = i2c_get_clientdata(client); + struct dme1737_data *data = dev_get_drvdata(dev); + int ix; + + for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) { + if (data->has_fan & (1 << ix)) { + sysfs_remove_group(&dev->kobj, + &dme1737_fan_group[ix]); + } + } + + for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_group); ix++) { + if (data->has_pwm & (1 << ix)) { + sysfs_remove_group(&dev->kobj, + &dme1737_pwm_group[ix]); + } + } + + sysfs_remove_group(&dev->kobj, &dme1737_group); +} + +static int dme1737_create_files(struct device *dev) +{ + struct dme1737_data *data = dev_get_drvdata(dev); + int err, ix; + + /* Create standard sysfs attributes */ + if ((err = sysfs_create_group(&dev->kobj, &dme1737_group))) { + goto exit; + } + + /* Create fan sysfs attributes */ + for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) { + if (data->has_fan & (1 << ix)) { + if ((err = sysfs_create_group(&dev->kobj, + &dme1737_fan_group[ix]))) { + goto exit_remove; + } + } + } + + /* Create PWM sysfs attributes */ + for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_group); ix++) { + if (data->has_pwm & (1 << ix)) { + if ((err = sysfs_create_group(&dev->kobj, + &dme1737_pwm_group[ix]))) { + goto exit_remove; + } + } + } + + /* Inform if the device is locked. Otherwise change the permissions of + * selected attributes from read-only to read-writeable. */ + if (data->config & 0x02) { + dev_info(dev, "Device is locked. Some attributes " + "will be read-only.\n"); + } else { + /* Change permissions of standard attributes */ + dme1737_chmod_group(dev, &dme1737_lock_group, + S_IRUGO | S_IWUSR); + + /* Change permissions of PWM attributes */ + for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_lock_group); ix++) { + if (data->has_pwm & (1 << ix)) { + dme1737_chmod_group(dev, + &dme1737_pwm_lock_group[ix], + S_IRUGO | S_IWUSR); + } + } + + /* Change permissions of pwm[1-3] if in manual mode */ + for (ix = 0; ix < 3; ix++) { + if ((data->has_pwm & (1 << ix)) && + (PWM_EN_FROM_REG(data->pwm_config[ix]) == 1)) { + dme1737_chmod_file(dev, + dme1737_attr_pwm[ix], + S_IRUGO | S_IWUSR); + } + } + } + + return 0; + +exit_remove: + dme1737_remove_files(dev); +exit: + return err; +} + +static int dme1737_init_device(struct device *dev) +{ + struct dme1737_data *data = dev_get_drvdata(dev); + struct i2c_client *client = &data->client; int ix; u8 reg; - data->config = dme1737_read(client, DME1737_REG_CONFIG); - /* Inform if part is not monitoring/started */ - if (!(data->config & 0x01)) { - if (!force_start) { - dev_err(&client->dev, "Device is not monitoring. " - "Use the force_start load parameter to " - "override.\n"); - return -EFAULT; - } - - /* Force monitoring */ - data->config |= 0x01; - dme1737_write(client, DME1737_REG_CONFIG, data->config); - } + data->config = dme1737_read(client, DME1737_REG_CONFIG); + /* Inform if part is not monitoring/started */ + if (!(data->config & 0x01)) { + if (!force_start) { + dev_err(dev, "Device is not monitoring. " + "Use the force_start load parameter to " + "override.\n"); + return -EFAULT; + } + + /* Force monitoring */ + data->config |= 0x01; + dme1737_write(client, DME1737_REG_CONFIG, data->config); + } /* Inform if part is not ready */ if (!(data->config & 0x04)) { - dev_err(&client->dev, "Device is not ready.\n"); + dev_err(dev, "Device is not ready.\n"); return -EFAULT; } @@ -1809,9 +1857,9 @@ static int dme1737_init_client(struct i2c_client *client) /* Determine if the optional fan[5-6] and/or pwm[5-6] are enabled. * For this, we need to query the runtime registers through the * Super-IO LPC interface. Try both config ports 0x2e and 0x4e. */ - if (dme1737_sio_get_features(0x2e, client) && - dme1737_sio_get_features(0x4e, client)) { - dev_warn(&client->dev, "Failed to query Super-IO for optional " + if (dme1737_i2c_get_features(0x2e, data) && + dme1737_i2c_get_features(0x4e, data)) { + dev_warn(dev, "Failed to query Super-IO for optional " "features.\n"); } @@ -1819,7 +1867,7 @@ static int dme1737_init_client(struct i2c_client *client) data->has_fan |= 0x03; data->has_pwm |= 0x03; - dev_info(&client->dev, "Optional features: pwm3=%s, pwm5=%s, pwm6=%s, " + dev_info(dev, "Optional features: pwm3=%s, pwm5=%s, pwm6=%s, " "fan3=%s, fan4=%s, fan5=%s, fan6=%s.\n", (data->has_pwm & (1 << 2)) ? "yes" : "no", (data->has_pwm & (1 << 4)) ? "yes" : "no", @@ -1832,7 +1880,7 @@ static int dme1737_init_client(struct i2c_client *client) reg = dme1737_read(client, DME1737_REG_TACH_PWM); /* Inform if fan-to-pwm mapping differs from the default */ if (reg != 0xa4) { - dev_warn(&client->dev, "Non-standard fan to pwm mapping: " + dev_warn(dev, "Non-standard fan to pwm mapping: " "fan1->pwm%d, fan2->pwm%d, fan3->pwm%d, " "fan4->pwm%d. Please report to the driver " "maintainer.\n", @@ -1849,7 +1897,7 @@ static int dme1737_init_client(struct i2c_client *client) DME1737_REG_PWM_CONFIG(ix)); if ((data->has_pwm & (1 << ix)) && (PWM_EN_FROM_REG(data->pwm_config[ix]) == -1)) { - dev_info(&client->dev, "Switching pwm%d to " + dev_info(dev, "Switching pwm%d to " "manual mode.\n", ix + 1); data->pwm_config[ix] = PWM_EN_TO_REG(1, data->pwm_config[ix]); @@ -1872,13 +1920,67 @@ static int dme1737_init_client(struct i2c_client *client) return 0; } -static int dme1737_detect(struct i2c_adapter *adapter, int address, - int kind) +/* --------------------------------------------------------------------- + * I2C device detection and registration + * --------------------------------------------------------------------- */ + +static struct i2c_driver dme1737_i2c_driver; + +static int dme1737_i2c_get_features(int sio_cip, struct dme1737_data *data) +{ + int err = 0, reg; + u16 addr; + + dme1737_sio_enter(sio_cip); + + /* Check device ID + * The DME1737 can return either 0x78 or 0x77 as its device ID. */ + reg = dme1737_sio_inb(sio_cip, 0x20); + if (!(reg == 0x77 || reg == 0x78)) { + err = -ENODEV; + goto exit; + } + + /* Select logical device A (runtime registers) */ + dme1737_sio_outb(sio_cip, 0x07, 0x0a); + + /* Get the base address of the runtime registers */ + if (!(addr = (dme1737_sio_inb(sio_cip, 0x60) << 8) | + dme1737_sio_inb(sio_cip, 0x61))) { + err = -ENODEV; + goto exit; + } + + /* Read the runtime registers to determine which optional features + * are enabled and available. Bits [3:2] of registers 0x43-0x46 are set + * to '10' if the respective feature is enabled. */ + if ((inb(addr + 0x43) & 0x0c) == 0x08) { /* fan6 */ + data->has_fan |= (1 << 5); + } + if ((inb(addr + 0x44) & 0x0c) == 0x08) { /* pwm6 */ + data->has_pwm |= (1 << 5); + } + if ((inb(addr + 0x45) & 0x0c) == 0x08) { /* fan5 */ + data->has_fan |= (1 << 4); + } + if ((inb(addr + 0x46) & 0x0c) == 0x08) { /* pwm5 */ + data->has_pwm |= (1 << 4); + } + +exit: + dme1737_sio_exit(sio_cip); + + return err; +} + +static int dme1737_i2c_detect(struct i2c_adapter *adapter, int address, + int kind) { u8 company, verstep = 0; struct i2c_client *client; struct dme1737_data *data; - int ix, err = 0; + struct device *dev; + int err = 0; const char *name; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { @@ -1894,7 +1996,8 @@ static int dme1737_detect(struct i2c_adapter *adapter, int address, i2c_set_clientdata(client, data); client->addr = address; client->adapter = adapter; - client->driver = &dme1737_driver; + client->driver = &dme1737_i2c_driver; + dev = &client->dev; /* A negative kind means that the driver was loaded with no force * parameter (default), so we must identify the chip. */ @@ -1922,92 +2025,33 @@ static int dme1737_detect(struct i2c_adapter *adapter, int address, goto exit_kfree; } + dev_info(dev, "Found a DME1737 chip at 0x%02x (rev 0x%02x).\n", + client->addr, verstep); + /* Initialize the DME1737 chip */ - if ((err = dme1737_init_client(client))) { + if ((err = dme1737_init_device(dev))) { + dev_err(dev, "Failed to initialize device.\n"); goto exit_detach; } - /* Create standard sysfs attributes */ - if ((err = sysfs_create_group(&client->dev.kobj, &dme1737_group))) { - goto exit_detach; - } - - /* Create fan sysfs attributes */ - for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) { - if (data->has_fan & (1 << ix)) { - if ((err = sysfs_create_group(&client->dev.kobj, - &dme1737_fan_group[ix]))) { - goto exit_remove; - } - } - } - - /* Create PWM sysfs attributes */ - for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_group); ix++) { - if (data->has_pwm & (1 << ix)) { - if ((err = sysfs_create_group(&client->dev.kobj, - &dme1737_pwm_group[ix]))) { - goto exit_remove; - } - } - } - - /* Inform if the device is locked. Otherwise change the permissions of - * selected attributes from read-only to read-writeable. */ - if (data->config & 0x02) { - dev_info(&client->dev, "Device is locked. Some attributes " - "will be read-only.\n"); - } else { - /* Change permissions of standard attributes */ - dme1737_chmod_group(client, &dme1737_lock_group, - S_IRUGO | S_IWUSR); - - /* Change permissions of PWM attributes */ - for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_lock_group); ix++) { - if (data->has_pwm & (1 << ix)) { - dme1737_chmod_group(client, - &dme1737_pwm_lock_group[ix], - S_IRUGO | S_IWUSR); - } - } - - /* Change permissions of pwm[1-3] if in manual mode */ - for (ix = 0; ix < 3; ix++) { - if ((data->has_pwm & (1 << ix)) && - (PWM_EN_FROM_REG(data->pwm_config[ix]) == 1)) { - dme1737_chmod_file(client, - dme1737_attr_pwm[ix], - S_IRUGO | S_IWUSR); - } - } + /* Create sysfs files */ + if ((err = dme1737_create_files(dev))) { + dev_err(dev, "Failed to create sysfs files.\n"); + goto exit_detach; } /* Register device */ - data->hwmon_dev = hwmon_device_register(&client->dev); + data->hwmon_dev = hwmon_device_register(dev); if (IS_ERR(data->hwmon_dev)) { + dev_err(dev, "Failed to register device.\n"); err = PTR_ERR(data->hwmon_dev); goto exit_remove; } - dev_info(&adapter->dev, "Found a DME1737 chip at 0x%02x " - "(rev 0x%02x)\n", client->addr, verstep); - return 0; exit_remove: - for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) { - if (data->has_fan & (1 << ix)) { - sysfs_remove_group(&client->dev.kobj, - &dme1737_fan_group[ix]); - } - } - for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_group); ix++) { - if (data->has_pwm & (1 << ix)) { - sysfs_remove_group(&client->dev.kobj, - &dme1737_pwm_group[ix]); - } - } - sysfs_remove_group(&client->dev.kobj, &dme1737_group); + dme1737_remove_files(dev); exit_detach: i2c_detach_client(client); exit_kfree: @@ -2016,35 +2060,22 @@ exit: return err; } -static int dme1737_attach_adapter(struct i2c_adapter *adapter) +static int dme1737_i2c_attach_adapter(struct i2c_adapter *adapter) { if (!(adapter->class & I2C_CLASS_HWMON)) { return 0; } - return i2c_probe(adapter, &addr_data, dme1737_detect); + return i2c_probe(adapter, &addr_data, dme1737_i2c_detect); } -static int dme1737_detach_client(struct i2c_client *client) +static int dme1737_i2c_detach_client(struct i2c_client *client) { struct dme1737_data *data = i2c_get_clientdata(client); - int ix, err; + int err; hwmon_device_unregister(data->hwmon_dev); - - for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) { - if (data->has_fan & (1 << ix)) { - sysfs_remove_group(&client->dev.kobj, - &dme1737_fan_group[ix]); - } - } - for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_group); ix++) { - if (data->has_pwm & (1 << ix)) { - sysfs_remove_group(&client->dev.kobj, - &dme1737_pwm_group[ix]); - } - } - sysfs_remove_group(&client->dev.kobj, &dme1737_group); + dme1737_remove_files(&client->dev); if ((err = i2c_detach_client(client))) { return err; @@ -2054,22 +2085,26 @@ static int dme1737_detach_client(struct i2c_client *client) return 0; } -static struct i2c_driver dme1737_driver = { +static struct i2c_driver dme1737_i2c_driver = { .driver = { .name = "dme1737", }, - .attach_adapter = dme1737_attach_adapter, - .detach_client = dme1737_detach_client, + .attach_adapter = dme1737_i2c_attach_adapter, + .detach_client = dme1737_i2c_detach_client, }; +/* --------------------------------------------------------------------- + * Module initialization and cleanup + * --------------------------------------------------------------------- */ + static int __init dme1737_init(void) { - return i2c_add_driver(&dme1737_driver); + return i2c_add_driver(&dme1737_i2c_driver); } static void __exit dme1737_exit(void) { - i2c_del_driver(&dme1737_driver); + i2c_del_driver(&dme1737_i2c_driver); } MODULE_AUTHOR("Juerg Haefliger <juergh@gmail.com>"); |