[mirror_ubuntu-bionic-kernel.git] / arch / x86 / crypto / sha256-mb / sha256_mb_mgr_init_avx2.c

/*
 * Initialization code for multi buffer SHA256 algorithm for AVX2
 *
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * GPL LICENSE SUMMARY
 *
 *  Copyright(c) 2016 Intel Corporation.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of version 2 of the GNU General Public License 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 for more details.
 *
 *  Contact Information:
 *      Megha Dey <megha.dey@linux.intel.com>
 *
 *  BSD LICENSE
 *
 *  Copyright(c) 2016 Intel Corporation.
 *
 *  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 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "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 THE COPYRIGHT
 *  OWNER 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.
 */

#include "sha256_mb_mgr.h"

void sha256_mb_mgr_init_avx2(struct sha256_mb_mgr *state)
{
	unsigned int j;

	state->unused_lanes = 0xF76543210ULL;
	for (j = 0; j < 8; j++) {
		state->lens[j] = 0xFFFFFFFF;
		state->ldata[j].job_in_lane = NULL;
	}
}
Commit	Line	Data
a377c6b1 MD	1	/*
	2	* Initialization code for multi buffer SHA256 algorithm for AVX2
	3	*
	4	* This file is provided under a dual BSD/GPLv2 license. When using or
	5	* redistributing this file, you may do so under either license.
	6	*
	7	* GPL LICENSE SUMMARY
	8	*
	9	* Copyright(c) 2016 Intel Corporation.
	10	*
	11	* This program is free software; you can redistribute it and/or modify
	12	* it under the terms of version 2 of the GNU General Public License as
	13	* published by the Free Software Foundation.
	14	*
	15	* This program is distributed in the hope that it will be useful, but
	16	* WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	18	* General Public License for more details.
	19	*
	20	* Contact Information:
	21	* Megha Dey <megha.dey@linux.intel.com>
	22	*
	23	* BSD LICENSE
	24	*
	25	* Copyright(c) 2016 Intel Corporation.
	26	*
	27	* Redistribution and use in source and binary forms, with or without
	28	* modification, are permitted provided that the following conditions
	29	* are met:
	30	*
	31	* * Redistributions of source code must retain the above copyright
	32	* notice, this list of conditions and the following disclaimer.
	33	* * Redistributions in binary form must reproduce the above copyright
	34	* notice, this list of conditions and the following disclaimer in
	35	* the documentation and/or other materials provided with the
	36	* distribution.
	37	* * Neither the name of Intel Corporation nor the names of its
	38	* contributors may be used to endorse or promote products derived
	39	* from this software without specific prior written permission.
	40	*
	41	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	42	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	43	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
	44	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
	45	* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	46	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	47	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	48	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	49	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	50	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
	51	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	52	*/
	53
	54	#include "sha256_mb_mgr.h"
	55
	56	void sha256_mb_mgr_init_avx2(struct sha256_mb_mgr *state)
	57	{
	58	unsigned int j;
	59
	60	state->unused_lanes = 0xF76543210ULL;
	61	for (j = 0; j < 8; j++) {
	62	state->lens[j] = 0xFFFFFFFF;
	63	state->ldata[j].job_in_lane = NULL;
	64	}
65	}