linux-kernel - [PATCH] hwmon: (dell-smm) Add Latitude 5480 to fan control whitelist

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Message-Id: <20200619015529.285241-1-jeffrey@icurse.nl>
Date:   Thu, 18 Jun 2020 21:55:29 -0400
From:   Jeffrey Lin <jeffrey@...rse.nl>
To:     pali@...nel.org
Cc:     jdelvare@...e.com, linux@...ck-us.net, linux-hwmon@...r.kernel.org,
        linux-kernel@...r.kernel.org, Jeffrey Lin <jeffrey@...rse.nl>
Subject: [PATCH] hwmon: (dell-smm) Add Latitude 5480 to fan control whitelist

This allows manual PWM control without the BIOS fighting back on Dell
Latitude 5480.

Signed-off-by: Jeffrey Lin <jeffrey@...rse.nl>
---
 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 16be012a95ed..ec448f5f2dc3 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -1187,6 +1187,14 @@ static struct dmi_system_id i8k_whitelist_fan_control[] __initdata = {
 		},
 		.driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3],
 	},
+	{
+		.ident = "Dell Latitude 5480",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Latitude 5480"),
+		},
+		.driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3],
+	},
 	{
 		.ident = "Dell Latitude E6440",
 		.matches = {
-- 
2.27.0