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

Allow manual PWM control on Dell Latitude E7440.

Reviewed-by: Pali Rohár <pali@kernel.org>
Link: https://lore.kernel.org/r/20210411095741.zmllsuc7pevdipvy@icloud.com
Signed-off-by: Sebastian Oechsle <setboolean@icloud.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index 73b9db9e3aab66715274f1a73a7e739aeadd3e74..2970892bed829026ff99ba001f12d4b0a012fe66 100644 (file)
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -1210,6 +1210,14 @@ static struct dmi_system_id i8k_whitelist_fan_control[] __initdata = {
                },
                .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],
+       },
        { }
 };