hwmon: (dell-smm) Add Dell Latitude E7440 to fan control whitelist

Allow manual PWM control on Dell Latitude E7440.

Reviewed-by: Pali Rohár <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Sebastian Oechsle <[e-mail]>
Signed-off-by: Guenter Roeck <[e-mail]>

drivers/hwmon/dell-smm-hwmon.c

···
 		},
 		.driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3],
 	},
+	{
+		.ident = "Dell Latitude E7440",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Latitude E7440"),
+		},
+		.driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3],
+	},
 	{ }
 };