From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/crypto/vmx/vmx.c | 77 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 drivers/crypto/vmx/vmx.c (limited to 'drivers/crypto/vmx/vmx.c') diff --git a/drivers/crypto/vmx/vmx.c b/drivers/crypto/vmx/vmx.c new file mode 100644 index 0000000000..7eb713cc87 --- /dev/null +++ b/drivers/crypto/vmx/vmx.c @@ -0,0 +1,77 @@ +// 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 + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "aesp8-ppc.h" + +static int __init p8_init(void) +{ + int ret; + + ret = crypto_register_shash(&p8_ghash_alg); + if (ret) + goto err; + + ret = crypto_register_alg(&p8_aes_alg); + if (ret) + goto err_unregister_ghash; + + ret = crypto_register_skcipher(&p8_aes_cbc_alg); + if (ret) + goto err_unregister_aes; + + 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); +err_unregister_aes: + crypto_unregister_alg(&p8_aes_alg); +err_unregister_ghash: + crypto_unregister_shash(&p8_ghash_alg); +err: + 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); + crypto_unregister_alg(&p8_aes_alg); + crypto_unregister_shash(&p8_ghash_alg); +} + +module_cpu_feature_match(PPC_MODULE_FEATURE_VEC_CRYPTO, p8_init); +module_exit(p8_exit); + +MODULE_AUTHOR("Marcelo Cerri"); +MODULE_DESCRIPTION("IBM VMX cryptographic acceleration instructions " + "support on Power 8"); +MODULE_LICENSE("GPL"); +MODULE_VERSION("1.0.0"); +MODULE_IMPORT_NS(CRYPTO_INTERNAL); -- cgit v1.2.3