From: Armin Wolf <W_Armin@gmx.de>
Date: Wed, 17 Sep 2025 18:10:36 +0000 (+0200)
Subject: hwmon: (dell-smm) Add support for Dell OptiPlex 7040
X-Git-Tag: v5.4.302~142
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e424f1553df698c9cf44f697c94e820cbd6900fa;p=thirdparty%2Fkernel%2Fstable.git

hwmon: (dell-smm) Add support for Dell OptiPlex 7040

[ Upstream commit 53d3bd48ef6ff1567a75ca77728968f5ab493cb4 ]

The Dell OptiPlex 7040 supports the legacy SMM interface for reading
sensors and performing fan control. Whitelist this machine so that
this driver loads automatically.

Closes: https://github.com/Wer-Wolf/i8kutils/issues/15
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250917181036.10972-5-W_Armin@gmx.de
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index 785e7a07bb291..51d0f5e88ebcf 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -1016,6 +1016,13 @@ static const struct dmi_system_id i8k_dmi_table[] __initconst = {
 		},
 		.driver_data = (void *)&i8k_config_data[DELL_PRECISION_490],
 	},
+	{
+		.ident = "Dell OptiPlex 7040",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "OptiPlex 7040"),
+		},
+	},
 	{
 		.ident = "Dell Precision",
 		.matches = {