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// SPDX-License-Identifier: GPL-2.0-only
/*
* Routines supporting VMX instructions on the Power 8
*
* Copyright (C) 2015 International Business Machines Inc.
*
* Author: Marcelo Henrique Cerri <mhcerri@br.ibm.com>
*/
#include <linux/module.h>
#include <linux/cpufeature.h>
#include <crypto/internal/skcipher.h>
#include "aesp8-ppc.h"
static int __init p8_init(void)
{
int ret;
ret = crypto_register_skcipher(&p8_aes_cbc_alg);
if (ret)
return ret;
ret = crypto_register_skcipher(&p8_aes_ctr_alg);
if (ret)
goto err_unregister_aes_cbc;
ret = crypto_register_skcipher(&p8_aes_xts_alg);
if (ret)
goto err_unregister_aes_ctr;
return 0;
err_unregister_aes_ctr:
crypto_unregister_skcipher(&p8_aes_ctr_alg);
err_unregister_aes_cbc:
crypto_unregister_skcipher(&p8_aes_cbc_alg);
return ret;
}
static void __exit p8_exit(void)
{
crypto_unregister_skcipher(&p8_aes_xts_alg);
crypto_unregister_skcipher(&p8_aes_ctr_alg);
crypto_unregister_skcipher(&p8_aes_cbc_alg);
}
module_cpu_feature_match(PPC_MODULE_FEATURE_VEC_CRYPTO, p8_init);
module_exit(p8_exit);
MODULE_AUTHOR("Marcelo Cerri <mhcerri@br.ibm.com>");
MODULE_DESCRIPTION("IBM VMX cryptographic acceleration instructions support on Power 8");
MODULE_LICENSE("GPL");
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