The read/write lock is acquired for each read/write operation from/to the chip.
This occurs either during initialization, when it is not needed, or during
updates, when the update_lock is held as well, and it is not needed either.
Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

VID is not always enabled (NCT6775, NCT6776) or supported (NCT6779).
Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

Scan all temperature sources used for fan control and report if additional
monitoring registers are available.
Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

The NCT677X series support weighted fan control. In this mode, a secondary
temperature source is used in addition to the primary temperature source to
control fan speed. Add support for this feature.
Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

If set, fan debounce is enabled when loading the driver.
Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

Signed-off-by: NGuenter Roeck <linux@roeck-us.net>

This driver will replace the w83627ehf driver for NCT6775F and NCT6776F,
and provides support for NCT6779D.

This patch provides support for voltage monitor attributes.
Signed-off-by: NGuenter Roeck <linux@roeck-us.net>