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 39F07D3E77A for ; Wed, 10 Dec 2025 20:15:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4BFAF10E29D; Wed, 10 Dec 2025 20:15:25 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="mXqMC8yJ"; dkim-atps=neutral Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by gabe.freedesktop.org (Postfix) with ESMTPS id 31FDF10E7A3 for ; Wed, 10 Dec 2025 20:15:24 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 354D660123 for ; Wed, 10 Dec 2025 20:15:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7C0F1C4CEF1; Wed, 10 Dec 2025 20:15:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1765397722; bh=XWKi7DkepQUBDVXJAWVVJapH3p2l/Q9jpZ+R0TmkUEc=; h=From:To:Cc:Subject:Date:From; b=mXqMC8yJi2mx8qV3XVuv3ier+yEszZfy5Jd5SHCPJkyQM2U14Q4NSDFCQf+MFtNJR obGx2YuvvgaxB//y8pTgDu6HJPHy3tkLGDOTDA1e2Sze5B0nxkt2zlgziBUvfsuVfy gJr/yaPglKLXCmOiAunHwbeDjMjmLMhbR9SyYLCUyZS7Y3EkPhPrBlEnbx6eq1ijNa npwjGnubWVnFbZ6yn2Ux0mmmtbpES+0xIvjAPXRgB51gT7a+lxX95zCpT996TtH5RW SPbzik3gAFVdJO0tqDOI2iOVrnzP7Hi73gsDhMYEAHGa5NHFUSiz6BKXkzvhVsH532 JSTI2sr3kTPmQ== From: "Mario Limonciello (AMD)" To: amd-gfx@lists.freedesktop.org Cc: "Mario Limonciello (AMD)" Subject: [PATCH v2 0/3] Make device links between KFD and GPU device Date: Wed, 10 Dec 2025 14:15:07 -0600 Message-ID: <20251210201510.3000-1-superm1@kernel.org> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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" Discovering which KFD device is associated with a GPU is relatively awkward right now in userspace. This series creates sysfs links between the devices to simplify it for userspace. v2: * Add tag * Fix case that systems > 1 GPU wouldn't show links due to rebuilding topology. Mario Limonciello (AMD) (3): amdkfd: Only ignore -ENOENT for KFD init failuires amdkfd: Don't rebuild node tree when calling kfd_topology_update_sysfs() amdkfd: Add device links between kfd device and amdgpu device drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 8 ++++ drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 6 ++- drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 42 +++++++++++++++++-- .../gpu/drm/amd/include/kgd_kfd_interface.h | 2 + 6 files changed, 57 insertions(+), 6 deletions(-) -- 2.43.0