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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C298AFEE4DD for ; Sat, 28 Feb 2026 09:19:17 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D35E910E245; Sat, 28 Feb 2026 09:19:12 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="gq1rNC97"; dkim-atps=neutral Received: from mail-pg1-f172.google.com (mail-pg1-f172.google.com [209.85.215.172]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2A2EE10E1D8 for ; Sat, 28 Feb 2026 01:12:32 +0000 (UTC) Received: by mail-pg1-f172.google.com with SMTP id 41be03b00d2f7-c6e248aa446so1066007a12.1 for ; Fri, 27 Feb 2026 17:12:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1772241151; x=1772845951; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=aaPoQfadeqAcC/F2pMAhUC8silyGRKBmTmyeCrPN6s8=; b=gq1rNC97Rr6AfP6kgYJiCvx+TAnguYW00TQ6fHUO4m5nHCyGcqOCkI7DSGDzjax9FO 8w8KbVmZm+HBuHyEdec/OwXOkOCzKMbwVIMxMPii6Wq9LnCGCruP+JpYBFFGTBW2elBN Ud80KoqRuzW6Fc6Qvlkh54m80P4PWqtsPgbj2z7a3rthD+w2VyPX9CYJ6Y4vZmi7Ub1w brcdWUJBW8dZclRQzF5XIyYmg6t2s9LGO9dTcnGCKzYXDnW/93PphYbpMI6nyvbe98M6 W5oDdUjGmCFmwL+9yV1DlBEutTlvjcVzAc1U6CRz+Wcjn4CKoYQp8U7cGGFnZ+ppmemM J8iQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772241151; x=1772845951; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=aaPoQfadeqAcC/F2pMAhUC8silyGRKBmTmyeCrPN6s8=; b=nxmnQ3moKZ0RyDGIpe4OaoVoIxtJNOaRzPv2l1BGrHqeR2S0eeKigq4Gm607ZqtPcB L+4Yr7v2oRVuf0feCRCkrPxTJZgPb6+b/bLxq/wZNZ9hLrSIOkrRG1kBGnru560KdhVA ih7D8C1PDaudf/AY2mIFZAeP5VmWdVeTlLsLi4J3EkgLyAeLlX6UqdWDU6GhV1Bjr1RM HZkLUn46yhViXWp8hzF1yvBm+XTt0Qqhs0ImB/GsRdI9Slfw456qOCt2kJE+3T6LDPd3 S2mEqCqJxNX8ic3/ANl+bKtnfnPKXsDGr0H4u/SD+t4ScVytm1VFojBu+8pI8Glivlgl zvdg== X-Forwarded-Encrypted: i=1; AJvYcCUmp+tNsIRm6DpDVrM7i70ZmdyfNEyijytnuu0kqdMdmFW9VhZ0twZGfsAZtOEP1y7jj7Fl7TXy@lists.freedesktop.org X-Gm-Message-State: AOJu0YwkOwh72+Wyf765d5D9ZQB1kMxbf6X4olgIeqK8ttmNYsxnS179 VoODubFYrArue02X3CW8mu36AKZ21yYeCYkbOIkPJ3Mud1BgY8WxCT26 X-Gm-Gg: ATEYQzzMa6MIBRxc7sXwdX9BNhILBjpnOud1RkfU7VkU3dzRSFqcLbdMiTbHjbZvWsZ GhrKYDh/bNe8w0+WtGJs9BHrT8M5IRTUklaLI8ZO2wGPecf6Ny5WOBwGunFAmNKQ3mrPH5x4N+Q SJLHdcP/nQ4rL8O+kBLX2dphU+E5U9O5BF4ncOUMI3q4lGtSXHSEKZ01BnGHGZ5iPzxm2Xi/GKi mnrEB97RtCYK8uRmEblIymoiKJk5KkcEhUN26PGG102csAOAQB8deoiYZ9U6SFsBnpG7fm0Grom itSuH0QZOq+gp2PNzD6IBnXAezbCNgQ3Q8kA/qc9n3RnrV8LAqDxGkueDFgsPbLTILBac3v32bF 2fJ3A/L5LNqZJv7enQSC6zoljj6L4qvTwpoIHY+2qgOqYTHEbG77Pa3XMG/v37MQcVzZdcaJuqK OBTVwYWlalTgPDBcYc/FIf25SITKP1r1VFDz7ZqlKddcA8gfmQ4qQymQ== X-Received: by 2002:a17:902:d585:b0:2aa:d816:e1a4 with SMTP id d9443c01a7336-2ae2e4b0d3emr60789735ad.31.1772241151401; Fri, 27 Feb 2026 17:12:31 -0800 (PST) Received: from ryzen ([2601:644:8000:56f5::8bd]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2adfb6f46c2sm75772845ad.89.2026.02.27.17.12.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Feb 2026 17:12:30 -0800 (PST) From: Rosen Penev To: stable@vger.kernel.org Cc: Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , "Pan, Xinhui" , David Airlie , Daniel Vetter , Harry Wentland , Leo Li , Rodrigo Siqueira , Evan Quan , Sasha Levin , Mario Limonciello , Eliav Farber , Lijo Lazar , Ma Jun , Greg Kroah-Hartman , Zhigang Luo , Srinivasan Shanmugam , Bert Karwatzki , Ray Wu , Wayne Lin , Roman Li , Hersen Wu , Wentao Liang , amd-gfx@lists.freedesktop.org (open list:RADEON and AMDGPU DRM DRIVERS), dri-devel@lists.freedesktop.org (open list:DRM DRIVERS), linux-kernel@vger.kernel.org (open list) Subject: [PATCH for 6.1 0/2] prepare to fix panic on old GPUs Date: Fri, 27 Feb 2026 17:12:11 -0800 Message-ID: <20260228011213.423524-1-rosenp@gmail.com> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Sat, 28 Feb 2026 09:19:10 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" In order to backport upstream fixes for black screen on boot with DC and old GPUs, These two commits need backporting for 6.1. Related: https://lore.kernel.org/stable/20260225215013.11224-1-rosenp@gmail.com/ Alex Deucher (2): drm/amdgpu: use proper DC check in amdgpu_display_supported_domains() drm/amdgpu: clarify DC checks drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 32 ++++++++++--------- drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 4 +-- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 2 +- .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 + .../gpu/drm/amd/pm/powerplay/amd_powerplay.c | 2 +- 8 files changed, 25 insertions(+), 21 deletions(-) -- 2.53.0