From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0CDA2EB64DA for ; Sun, 16 Jul 2023 11:16:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229483AbjGPLQC (ORCPT ); Sun, 16 Jul 2023 07:16:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44572 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229449AbjGPLQB (ORCPT ); Sun, 16 Jul 2023 07:16:01 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5CD5810DC for ; Sun, 16 Jul 2023 04:16:00 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id DBE1760C88 for ; Sun, 16 Jul 2023 11:15:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 40152C433C8 for ; Sun, 16 Jul 2023 11:15:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1689506159; bh=qGZXGcWDAsc20yiU4CrOmVB1c0HTDIRpuCakaz0E6Ow=; h=From:To:Subject:Date:In-Reply-To:References:From; b=LP4kwsNpc1SyTPHH7mgFMajnaPaXW+akooULSEZZy89fNcM29PZTQsFSRsIsa5U9s kWQzeAkpLdJekyhjmOEMIIdy0Uwhf5U058MnGZDdSReOEkDzKx6BCzEvne6kI6j3tD drdN2N3HgY6+ygvUk002BXKQ2p9HZEA81+2La/EotL6WJLndTjaeaLd1q0zsXQuBzx /svimwxokXrC+MOFQtPOykeca1EEo7YynbI3RhBCEt5NAwc9zNfpiKxspT6zrvpUvl GvWa+gnYuBO/YvEzDEGS3Ei5lXAQmHlE3INUoz4oS7VhGwOuhrCEfxe1T0cVWBPOg/ x3DA7CsvPyANQ== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 25A4BC53BCD; Sun, 16 Jul 2023 11:15:59 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-usb@vger.kernel.org Subject: [Bug 217674] Thunderbolt dock does not recognize displays connected via DP->HDMI cable Date: Sun, 16 Jul 2023 11:15:58 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: USB X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: bagasdotme@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=3D217674 Bagas Sanjaya (bagasdotme@gmail.com) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |bagasdotme@gmail.com --- Comment #3 from Bagas Sanjaya (bagasdotme@gmail.com) --- (In reply to Andew Marshall from comment #0) > Created attachment 304641 [details] > lspci -v output >=20 > Summary > ------- >=20 > When using a thunderbolt dock with 2x DisplayPort connectors, the display= ys > are not recognized when connected with DP->HDMI cables. Connecting over > DP->DP cables work as expected. >=20 > Expected Behaviour > ------------------ >=20 > Displays connected to the dock via DP->HDMI cables should be recognized. >=20 > Actual Behaviour > ---------------- >=20 > Displays connected to the dock via DP->HDMI cables are not recognized. The > following messages are reported in `dmesg` >=20 > ``` > [68022.156971] thunderbolt 0-2: new device found, vendor=3D0x6f device=3D= 0x12 > [68022.156977] thunderbolt 0-2: StarTech.com TB3CDK2DP > ...various USB connection messages... > [68139.834086] [drm] DMUB HPD callback: link_index=3D2 > [68139.834859] [drm] DPIA AUX failed on 0x0(1), error 3 > [68139.836167] [drm] DPIA AUX failed on 0x0(1), error 3 > (etc) > ``` > USB ports and network connection functions as expected. >=20 >=20 > Steps to Reproduce > ------------------ >=20 > Laptop used is Asus G14 (2023) model GA402NV > Dock is Startech TB3CDK2DP > Reproduced on Linux Kernel 6.4.3 from stable repo >=20 > 1. Connect laptop to dock over USB-C > 2. Connect an external display with DP->HDMI cable > 3. Open appropriate display settings to see if external display is > recognized. Do you have this issue on v6.1 stable series? --=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.=