[PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 to fan control whitelist

From: Armin Wolf

Date: Tue Sep 01 2026 - 14:33:38 EST


A user reported that the Dell OptiPlex 7090 needs to be whitelisted
for the special SMM calls necessary for globally enabling/disabling
BIOS fan control.

Closes: https://github.com/Wer-Wolf/i8kutils/issues/18
Signed-off-by: Armin Wolf <W_Armin@xxxxxx>
---
drivers/hwmon/dell-smm-hwmon.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index 20920d4bd81e..a3aa398a9f8f 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -1631,6 +1631,14 @@ static const struct dmi_system_id i8k_whitelist_fan_control[] __initconst = {
},
.driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3],
},
+ {
+ .ident = "Dell Optiplex 7090",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "OptiPlex 7090"),
+ },
+ .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_30A3_31A3],
+ },
{
.ident = "Dell XPS 9315",
.matches = {
--
2.39.5