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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by BN8NAM11FT057.mail.protection.outlook.com (10.13.177.49) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5504.14 via Frontend Transport; Tue, 2 Aug 2022 18:11:26 +0000 Received: from AUS-LX-MLIMONCI.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Tue, 2 Aug 2022 13:11:25 -0500 From: Mario Limonciello To: Subject: [OEM5.14/J][SRU][PATCH v2 0/7] Date: Tue, 2 Aug 2022 13:11:08 -0500 Message-ID: <20220802181115.22369-1-mario.limonciello@amd.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: a5c4aeac-f853-4cdd-c582-08da74b26a48 X-MS-TrafficTypeDiagnostic: MN2PR12MB3920:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230016)(4636009)(396003)(376002)(136003)(346002)(39860400002)(36840700001)(46966006)(40470700004)(40480700001)(36860700001)(36756003)(316002)(5660300002)(6916009)(8676002)(70206006)(70586007)(54906003)(4326008)(1076003)(2616005)(966005)(86362001)(478600001)(356005)(16526019)(26005)(186003)(7696005)(6666004)(41300700001)(83380400001)(82740400003)(8936002)(44832011)(82310400005)(2906002)(47076005)(426003)(336012)(40460700003)(81166007)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Aug 2022 18:11:26.1720 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a5c4aeac-f853-4cdd-c582-08da74b26a48 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT057.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB3920 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Anson Tsao Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1983143 When a Thunderbolt monitor or Thunderbolt dock are connected to a USB4 port on AMD Yellow Carp (Rembrandt) a software connection manager works with the hardware to initialize tunnels. One of those tunnels is for DP (display port). It was observed that on both the OEM-5.14 as well as Jammy-5.15 kernel that DP tunneling specifically when connecting to a Thunderbolt monitor fails. This circumstance does not happen on OEM-5.17 or mainline kernels. This is due to a backport error on the USB4 patch series that went into OEM-5.14 and moved forward to Jammy-5.15. Patch 1/7 in this series corrects that error as minimally as possible as a SAUCE patch. It was also observed that DP tunneling is not working for Thunderbolt monitor connected at boot, but this is a different root cause. The "Pre-OS" connection manager creates DP tunnels that are expected to be re-used by the OS connection manager. The remaining patches in this series enable this flow. Patches 2-6 are upstream patches or reverts to closer match upstream. Patch 7 is a SAUCE patch because it is not landed upstream yet, but will be needed for patch 2-6 to work properly. If the Thunderbolt CM doesn't hand off resources, amdgpu can't possibly re-use them. For this whole flow to work an updated AMDGPU DMCUB firmware is also needed. This is already in process as part of: https://bugs.launchpad.net/ubuntu/+source/linux-firmware/+bug/1981922 v1->v2: * Fixup [1/4], it didn't work due to a contextual error * Add a revert of a stable patch before previous patch [3/4] applied so that it can re-apply cleanly. * Add missing dependencies for patch [3/4] to allow applying cleanly * Re-apply revert commit Mario Limonciello (2): UBUNTU: SAUCE: drm/amd: Fix DP Tunneling with Thunderbolt monitors Revert "drm/amd/display: Fix DPIA outbox timeout after S3/S4/reset" Meenakshikumar Somasundaram (1): drm/amd/display: Fix for dmub outbox notification enable Nicholas Kazlauskas (2): drm/amd/display: Reset link encoder assignments for GPU reset drm/amd/display: Fix DPIA outbox timeout after S3/S4/reset Sanjay R Mehta (1): UBUNTU: SAUCE: thunderbolt: Add DP out resource when DP tunnel is discovered. Stylon Wang (1): drm/amd/display: Fix new dmub notification enabling in DM .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 39 +++++++++-- drivers/gpu/drm/amd/display/dc/core/dc.c | 66 +++++++++++++++++-- drivers/gpu/drm/amd/display/dc/dc.h | 3 + .../gpu/drm/amd/display/dc/dce/dmub_outbox.c | 25 +++---- .../gpu/drm/amd/display/dc/dce/dmub_outbox.h | 4 +- .../amd/display/dc/dcn10/dcn10_hw_sequencer.c | 4 -- .../drm/amd/display/dc/dcn20/dcn20_hwseq.c | 5 +- .../drm/amd/display/dc/dcn31/dcn31_hwseq.c | 2 +- drivers/thunderbolt/tb.c | 15 +++++ drivers/thunderbolt/tb.h | 1 + drivers/thunderbolt/tunnel.c | 2 + 11 files changed, 133 insertions(+), 33 deletions(-) Acked-by: Stefan Bader Acked-by: Kleber Sacilotto de Souza