hwmon: (asus_atk0110) Add quirk for Asus M5A78L

commit 43ca6cb2 upstream.

The old interface is bugged and reads the wrong sensor when retrieving
the reading for the chassis fan (it reads the CPU sensor); the new
interface works fine.
Reported-by: Göran Uddeborg <goeran@uddeborg.se>
Tested-by: Göran Uddeborg <goeran@uddeborg.se>
Signed-off-by: Luca Tettamanti <kronos.it@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

drivers/hwmon/asus_atk0110.c

@@ -34,6 +34,12 @@ static const struct dmi_system_id __initconst atk_force_new_if[] = {
 		.matches = {
 			DMI_MATCH(DMI_BOARD_NAME, "SABERTOOTH X58")
 		}
+	}, {
+		/* Old interface reads the same sensor for fan0 and fan1 */
+		.ident = "Asus M5A78L",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_NAME, "M5A78L")
+		}
 	},
 	{ }
 };