[PATCH] hwmon: (dell-smm) Add XPS 9315 to fan control whitelist

From: Armin Wolf
Date: Sat Mar 09 2024 - 16:21:02 EST


A user reported that on this machine, disabling BIOS fan control
is necessary in order to change the fan speed.

Signed-off-by: Armin Wolf <W_Armin@xxxxxx>
---
drivers/hwmon/dell-smm-hwmon.c | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmonc
index 6d8c0f328b7b..4fa837e65a61 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -1450,10 +1450,15 @@ struct i8k_fan_control_data {
};

enum i8k_fan_controls {
+ I8K_FAN_30A3_31A3,
I8K_FAN_34A3_35A3,
};

static const struct i8k_fan_control_data i8k_fan_control_data[] __initconst = {
+ [I8K_FAN_30A3_31A3] = {
+ .manual_fan = 0x30a3,
+ .auto_fan = 0x31a3,
+ },
[I8K_FAN_34A3_35A3] = {
.manual_fan = 0x34a3,
.auto_fan = 0x35a3,
@@ -1517,6 +1522,14 @@ static const struct dmi_system_id i8k_whitelist_fan_control[] __initconst = {
},
.driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3],
},
+ {
+ .ident = "Dell XPS 9315",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "XPS 9315"),
+ },
+ .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_30A3_31A3],
+ },
{ }
};

--
2.39.2