diff options
| -rw-r--r-- | drivers/hwmon/w83793.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/hwmon/w83793.c b/drivers/hwmon/w83793.c index ee35af93b574..ed3c019b78c7 100644 --- a/drivers/hwmon/w83793.c +++ b/drivers/hwmon/w83793.c @@ -1024,10 +1024,9 @@ static struct sensor_device_attribute_2 w83793_vid[] = { SENSOR_ATTR_2(cpu0_vid, S_IRUGO, show_vid, NULL, NOT_USED, 0), SENSOR_ATTR_2(cpu1_vid, S_IRUGO, show_vid, NULL, NOT_USED, 1), }; +static DEVICE_ATTR(vrm, S_IWUSR | S_IRUGO, show_vrm, store_vrm); static struct sensor_device_attribute_2 sda_single_files[] = { - SENSOR_ATTR_2(vrm, S_IWUSR | S_IRUGO, show_vrm, store_vrm, - NOT_USED, NOT_USED), SENSOR_ATTR_2(chassis, S_IWUSR | S_IRUGO, show_alarm_beep, store_chassis_clear, ALARM_STATUS, 30), SENSOR_ATTR_2(beep_enable, S_IWUSR | S_IRUGO, show_beep_enable, @@ -1080,6 +1079,7 @@ static int w83793_detach_client(struct i2c_client *client) for (i = 0; i < ARRAY_SIZE(w83793_vid); i++) device_remove_file(dev, &w83793_vid[i].dev_attr); + device_remove_file(dev, &dev_attr_vrm); for (i = 0; i < ARRAY_SIZE(w83793_left_fan); i++) device_remove_file(dev, &w83793_left_fan[i].dev_attr); @@ -1282,7 +1282,6 @@ static int w83793_detect(struct i2c_adapter *adapter, int address, int kind) /* Initialize the chip */ w83793_init_client(client); - data->vrm = vid_which_vrm(); /* Only fan 1-5 has their own input pins, Pwm 1-3 has their own pins @@ -1293,7 +1292,9 @@ static int w83793_detect(struct i2c_adapter *adapter, int address, int kind) val = w83793_read_value(client, W83793_REG_FANIN_CTRL); /* check the function of pins 49-56 */ - if (!(tmp & 0x80)) { + if (tmp & 0x80) { + data->has_vid |= 0x2; /* has VIDB */ + } else { data->has_pwm |= 0x18; /* pwm 4,5 */ if (val & 0x01) { /* fan 6 */ data->has_fan |= 0x20; @@ -1309,13 +1310,15 @@ static int w83793_detect(struct i2c_adapter *adapter, int address, int kind) } } + /* check the function of pins 37-40 */ + if (!(tmp & 0x29)) + data->has_vid |= 0x1; /* has VIDA */ if (0x08 == (tmp & 0x0c)) { if (val & 0x08) /* fan 9 */ data->has_fan |= 0x100; if (val & 0x10) /* fan 10 */ data->has_fan |= 0x200; } - if (0x20 == (tmp & 0x30)) { if (val & 0x20) /* fan 11 */ data->has_fan |= 0x400; @@ -1359,13 +1362,6 @@ static int w83793_detect(struct i2c_adapter *adapter, int address, int kind) if (tmp & 0x02) data->has_temp |= 0x20; - /* Detect the VID usage and ignore unused input */ - tmp = w83793_read_value(client, W83793_REG_MFC); - if (!(tmp & 0x29)) - data->has_vid |= 0x1; /* has VIDA */ - if (tmp & 0x80) - data->has_vid |= 0x2; /* has VIDB */ - /* Register sysfs hooks */ for (i = 0; i < ARRAY_SIZE(w83793_sensor_attr_2); i++) { err = device_create_file(dev, @@ -1381,6 +1377,12 @@ static int w83793_detect(struct i2c_adapter *adapter, int address, int kind) if (err) goto exit_remove; } + if (data->has_vid) { + data->vrm = vid_which_vrm(); + err = device_create_file(dev, &dev_attr_vrm); + if (err) + goto exit_remove; + } for (i = 0; i < ARRAY_SIZE(sda_single_files); i++) { err = device_create_file(dev, &sda_single_files[i].dev_attr); |