Add some missing SPDX headers, and drop the associated boilerplate license text to/from the ARM implementations of ChaCha, CRC-32 and CRC-T10DIF. Signed-off-by: Ard Biesheuvel <ardb@xxxxxxxxxx> --- arch/arm/crypto/chacha-neon-core.S | 10 +---- arch/arm/crypto/crc32-ce-core.S | 30 ++------------- arch/arm/crypto/crct10dif-ce-core.S | 40 +------------------- 3 files changed, 5 insertions(+), 75 deletions(-) diff --git a/arch/arm/crypto/chacha-neon-core.S b/arch/arm/crypto/chacha-neon-core.S index 13d12f672656bb8d..46d708118ef948ec 100644 --- a/arch/arm/crypto/chacha-neon-core.S +++ b/arch/arm/crypto/chacha-neon-core.S @@ -1,21 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * ChaCha/XChaCha NEON helper functions * * Copyright (C) 2016 Linaro, Ltd. <ard.biesheuvel@xxxxxxxxxx> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Based on: * ChaCha20 256-bit cipher algorithm, RFC7539, x64 SSE3 functions * * Copyright (C) 2015 Martin Willi - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ /* diff --git a/arch/arm/crypto/crc32-ce-core.S b/arch/arm/crypto/crc32-ce-core.S index 3f13a76b9066e0f6..228a1f298f24d3d0 100644 --- a/arch/arm/crypto/crc32-ce-core.S +++ b/arch/arm/crypto/crc32-ce-core.S @@ -1,37 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Accelerated CRC32(C) using ARM CRC, NEON and Crypto Extensions instructions * * Copyright (C) 2016 Linaro Ltd <ard.biesheuvel@xxxxxxxxxx> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* GPL HEADER START - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 only, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 for more details (a copy is included - * in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; If not, see http://www.gnu.org/licenses - * - * Please visit http://www.xyratex.com/contact if you need additional - * information or have any questions. - * - * GPL HEADER END */ /* + * Derived from the x86 SSE version: + * * Copyright 2012 Xyratex Technology Limited * * Using hardware provided PCLMULQDQ instruction to accelerate the CRC32 diff --git a/arch/arm/crypto/crct10dif-ce-core.S b/arch/arm/crypto/crct10dif-ce-core.S index 46c02c518a300ab0..5d24448fae1ccacb 100644 --- a/arch/arm/crypto/crct10dif-ce-core.S +++ b/arch/arm/crypto/crct10dif-ce-core.S @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-3-Clause */ // // Accelerated CRC-T10DIF using ARM NEON and Crypto Extensions instructions // // Copyright (C) 2016 Linaro Ltd <ard.biesheuvel@xxxxxxxxxx> // Copyright (C) 2019 Google LLC <ebiggers@xxxxxxxxxx> // -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License version 2 as -// published by the Free Software Foundation. -// // Derived from the x86 version: // @@ -21,41 +18,6 @@ // James Guilford <james.guilford@xxxxxxxxx> // Tim Chen <tim.c.chen@xxxxxxxxxxxxxxx> // -// This software is available to you under a choice of one of two -// licenses. You may choose to be licensed under the terms of the GNU -// General Public License (GPL) Version 2, available from the file -// COPYING in the main directory of this source tree, or the -// OpenIB.org BSD license below: -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// -// * Redistributions in binary form must reproduce the above copyright -// notice, this list of conditions and the following disclaimer in the -// documentation and/or other materials provided with the -// distribution. -// -// * Neither the name of the Intel Corporation nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// -// THIS SOFTWARE IS PROVIDED BY INTEL CORPORATION ""AS IS"" AND ANY -// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL CORPORATION OR -// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -// // Reference paper titled "Fast CRC Computation for Generic // Polynomials Using PCLMULQDQ Instruction" // URL: http://www.intel.com/content/dam/www/public/us/en/documents -- 2.39.2
