From patchwork Tue Oct 10 14:27:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Thomas_Hellstr=C3=B6m?= X-Patchwork-Id: 13415661 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 9C7C7CD8C8E for ; Tue, 10 Oct 2023 14:27:48 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EFA4610E16F; Tue, 10 Oct 2023 14:27:47 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 13EEA10E16F; Tue, 10 Oct 2023 14:27:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1696948066; x=1728484066; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=5WdwfPpssWHEumsq9mc7e5KRo9vNp83NwtHC1MesJUc=; b=nnsJAtqHofhb3Qc6nw6Vt+wjEAfe7iRvYh61rVMFuVDqjUifX5Rq8Ka/ 3BclbTALMl9EFil542YCD60ab0HRUP0BZKj31wslTkS2fxckOfmH1chWY YF6noSJ51WkusAFi6Y6I56/8zT8zFSzvjHdLRBb/QIlZf6l+fUAHmE7ne SvUdSsSqBUBo+pvO021cTH0FzTcnr8ABwn+Yh8DDD+N7A44xlH7g+QGND nkHRj3CHQ7jwjBT6JzG9aIZYzqXSu+Kl6CIE/Blel8T0hqOIVguYZn11/ L/Y0xVy94DCrO40ApJHL7ruNv36pY4hDZJRb5MS6W29hNbHsx/nurI+fH w==; X-IronPort-AV: E=McAfee;i="6600,9927,10859"; a="448598107" X-IronPort-AV: E=Sophos;i="6.03,213,1694761200"; d="scan'208";a="448598107" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Oct 2023 07:27:45 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10859"; a="869713704" X-IronPort-AV: E=Sophos;i="6.03,213,1694761200"; d="scan'208";a="869713704" Received: from agargas-mobl.ger.corp.intel.com (HELO fedora..) ([10.249.254.164]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Oct 2023 07:27:43 -0700 From: =?utf-8?q?Thomas_Hellstr=C3=B6m?= To: intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH] drm/gpuvm: Dual-licence the drm_gpuvm code GPL-2.0 OR MIT Date: Tue, 10 Oct 2023 16:27:24 +0200 Message-ID: <20231010142725.8920-1-thomas.hellstrom@linux.intel.com> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Thomas_Hellstr=C3=B6m?= , Danilo Krummrich , linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Dual-licence in order to make it possible for other non-GPL os'es to re-implement the code. The use of EXPORT_SYMBOL_GPL() is intentionally left untouched to prevent use of drm_gpuvm as a proxy for non-GPL drivers to access GPL-only kernel symbols. Much of the ideas and algorithms used in the drm_gpuvm code is already present in one way or another in MIT-licensed code. Cc: Danilo Krummrich Cc: airlied@gmail.com Cc: daniel@ffwll.ch Cc: linux-kernel@vger.kernel.org Signed-off-by: Thomas Hellström Acked-by: Danilo Krummrich Reviewed-by: Francois Dugast --- drivers/gpu/drm/drm_gpuvm.c | 2 +- include/drm/drm_gpuvm.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/drm_gpuvm.c b/drivers/gpu/drm/drm_gpuvm.c index 02ce6baacdad..08c088319652 100644 --- a/drivers/gpu/drm/drm_gpuvm.c +++ b/drivers/gpu/drm/drm_gpuvm.c @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0-only +// SPDX-License-Identifier: GPL-2.0 OR MIT /* * Copyright (c) 2022 Red Hat. * diff --git a/include/drm/drm_gpuvm.h b/include/drm/drm_gpuvm.h index 361fea5cb849..21bbf11415b3 100644 --- a/include/drm/drm_gpuvm.h +++ b/include/drm/drm_gpuvm.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ +/* SPDX-License-Identifier: GPL-2.0 OR MIT */ #ifndef __DRM_GPUVM_H__ #define __DRM_GPUVM_H__