From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5C2C0531624; Thu, 17 Sep 2026 17:01:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789664485; cv=none; b=hd06EJXDnAluooP2huz/pWpy+5gsG60txmj81TCVqFVLl9mpD6h4Z/GHZ95uzHoKg0basGSn4U4juf0uDrbcLln+NG8w9DJ8WdfdOfBkIQTyWK0jt9BkZUR3lEeKPY9kSHNvKA3FPTe8yqeSKbGoIdCf5IM9gjZIFPagKR9UnKA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789664485; c=relaxed/simple; bh=amyDS3drD2zWaP7HfHA/wOatcIgDLrk8ZpIG4caDbd0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=uOKV4dZbzEfTqsFsLEVOLfHVVe8h8AD9g2QD7Huy/uma4gCIkatFt62YXijRV0ghqEUenL20T/Cn+hAEZR0AbNrOs6QLqNCdb4G6EGTJAm1NkTjgKWenh/eOG8IGoUSF969QjYj9/ZTHqT4vL6Z0ZIKdts+fz+b/ZtlbmBRhGQQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=i7uuAtcr; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="i7uuAtcr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 95DB61F000FF; Thu, 17 Sep 2026 17:01:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789664484; bh=vbdr1abMDTyBZZqDonH5Xzj5gODtx7W/4KyGaJNmqXk=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=i7uuAtcrhyx3dThyjRfgVJ9nmleAT1/LFISBl+mpHeFylSG1sXkbEoFHIDfOX/Tcc NdY0Cg4J+0hOAVj/LsP0sgqLOf58k3jCMRcs0n7HHud7fcg/SF89TG7N6cSZqsFgJh 1191ZB+1nUxgU/UsCXsbxNV3w/NBRdgrrbk3opwI= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Armin Wolf , =?UTF-8?q?Pali=20Roh=C3=A1r?= , Guenter Roeck , Sasha Levin Subject: [PATCH 6.18 0386/1250] hwmon: (dell-smm) Add Dell Latitude 7530 to fan control whitelist Date: Thu, 17 Sep 2026 16:03:01 +0100 Message-ID: <20260917151602.503890609@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260917151551.901433442@linuxfoundation.org> References: <20260917151551.901433442@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Armin Wolf [ Upstream commit 5a1aba28f6c79f4bbb7a5361063225030ecd36f3 ] A user reported that the Dell Latitude 7530 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/17 Signed-off-by: Armin Wolf Acked-by: Pali Rohár Link: https://lore.kernel.org/r/20260610180141.311503-1-W_Armin@gmx.de Signed-off-by: Guenter Roeck Signed-off-by: Sasha Levin --- 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 768690a597f4d..9f102589f240c 100644 --- a/drivers/hwmon/dell-smm-hwmon.c +++ b/drivers/hwmon/dell-smm-hwmon.c @@ -1565,6 +1565,14 @@ static const struct dmi_system_id i8k_whitelist_fan_control[] __initconst = { }, .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_30A3_31A3], }, + { + .ident = "Dell Latitude 7530", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Latitude 7530"), + }, + .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_30A3_31A3], + }, { .ident = "Dell Latitude E6440", .matches = { -- 2.53.0