From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2ACCA7E0FF for ; Fri, 13 Feb 2026 04:14:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770956100; cv=none; b=NN4DK9vGZrixZ3Z7HimD980NsgFPW/jXAoQoGZxHPLNDXlfh60oGjMrf0I/ONXdgcJ9YQsayNA9kL15yLPAjqV9Uidz2r0PeXN0cg6RTUopFJvTIFwIw5Bip8LDUMXwenth8uMPoLm/wfj76LtuZHUVnU4w3Vo8ADL5OqZFegcQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770956100; c=relaxed/simple; bh=ZGh0pLjLMqOX6zd7AFJjEXY8HQPNe8hywHdsdus/RsQ=; h=From:To:Subject:Date:Message-ID:Content-Type:MIME-Version; b=qa/gnBwR+JNyO5islWi0DD12cmtGcanVwriHkMSoHVA9uZAHQc1ybIDkx3DYDiWz4vzGX2e6hytXirht8KqdOl4DVdIaBPD2P+LaPra1fH6m034KfgH3MGz5uX23WLyXtrJiuZ+AOCZRKjfuP9F6jNGbb/M1GOIMLF4SZR1FPTY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uVTE0OFN; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="uVTE0OFN" Received: by smtp.kernel.org (Postfix) with ESMTPS id BFFD7C116C6 for ; Fri, 13 Feb 2026 04:14:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770956099; bh=ZGh0pLjLMqOX6zd7AFJjEXY8HQPNe8hywHdsdus/RsQ=; h=From:To:Subject:Date:From; b=uVTE0OFN6YPfMi51s32pwX5TJ8/tfvj0eBSiRkNQ1L03q3YdBcS3nn2MnGuZ+cG0a 50cOiTXbw4lOyrR2fc8gGYZ+5Io6Rf68LLD3lnxkIBFLQ2VASdHGewpHlI92AigVgB IlukpjXg3c2lk3KN50OtQbZhzDcNX8k+ki6hZHxCP0Pej92yn2/ZzKuxHHgYjfqjZN e5iOwWt4J3UopXf67SBjHLUL+QFE0N3fCU5UNAeu3XWZYrdaIIXp3rmmR0hk7OxbPZ o8dJPD1lpzsp1kR+yYoZ0l8IaHhmGxfNhVzGoZ+a4HyFAUBwI2p4ndpa5FfXQB/g5u QF9gSP03Mb3WQ== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id B1639C41612; Fri, 13 Feb 2026 04:14:59 +0000 (UTC) From: bugzilla-daemon@kernel.org To: platform-driver-x86@vger.kernel.org Subject: [Bug 221090] New: intel-hid: Tablet mode switch not working on Dell 14 Plus 2-in-1 DB04250 Date: Fri, 13 Feb 2026 04:14:59 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: AssignedTo drivers_platform_x86@kernel-bugs.osdl.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: Platform_x86 X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: low X-Bugzilla-Who: peter.metz@unarin.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: drivers_platform_x86@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version cf_kernel_version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter cf_regression Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: platform-driver-x86@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D221090 Bug ID: 221090 Summary: intel-hid: Tablet mode switch not working on Dell 14 Plus 2-in-1 DB04250 Product: Drivers Version: 2.5 Kernel Version: 6.18.7 Hardware: Intel OS: Linux Status: NEW Severity: low Priority: P3 Component: Platform_x86 Assignee: drivers_platform_x86@kernel-bugs.osdl.org Reporter: peter.metz@unarin.com Regression: No Description: On the Dell 14 Plus 2-in-1 (DB04250), the tablet mode switch is not reporte= d to userspace. The device identifies itself as a "Notebook" (Chassis Type 10), which causes intel-hid to skip the dmi_vgbs_allow_list check and ignore the VGBS method. Evidence: - DMI Product Name: Dell 14 Plus 2-in-1 DB04250 - DMI Chassis Type: 10 (Notebook) Verified Fix: Manually adding this model to dmi_vgbs_allow_list in drivers/platform/x86/intel/hid.c enables full functionality (tablet mode st= arts working). ``` $ cat /sys/class/dmi/id/product_name Dell 14 Plus 2-in-1 DB04250=20 ``` ``` $ cat /sys/class/dmi/id/sys_vendor Dell Inc. ``` ``` $ sudo acpidump | grep "VGBS" 28670: 30 4C 50 43 42 45 43 44 56 56 47 42 53 A1 0F A0 0LPCBECDVVGBS... 28870: 14 4C 07 56 47 42 53 08 41 44 42 47 0D 56 47 42 .L.VGBS.ADBG.VGB ``` ``` $ sudo dmidecode -t system # dmidecode 3.7 Getting SMBIOS data from sysfs. SMBIOS 3.8 present. Handle 0x0100, DMI type 1, 27 bytes System Information Manufacturer: Dell Inc. Product Name: Dell 14 Plus 2-in-1 DB04250 Version: Not Specified Serial Number: ***** UUID: ***** Wake-up Type: Power Switch SKU Number: 0D2D Family: Dell Laptops Handle 0x0C00, DMI type 12, 5 bytes System Configuration Options Option 1: J6H1:1-X Boot with Default; J8H1:1-X BIOS RECOVERY Handle 0x2000, DMI type 32, 11 bytes System Boot Information Status: No errors detected ``` --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=