diff options
Diffstat (limited to 'drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c')
| -rw-r--r-- | drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c | 230 |
1 files changed, 117 insertions, 113 deletions
diff --git a/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c b/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c index 51a6de6294cb..57a20281ead8 100644 --- a/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c +++ b/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c @@ -5,19 +5,20 @@ * Copyright (C) 2018-2020 Intel Corporation */ +#include <crypto/engine.h> +#include <crypto/hmac.h> +#include <crypto/internal/hash.h> +#include <crypto/scatterwalk.h> +#include <crypto/sha2.h> +#include <crypto/sm3.h> #include <linux/completion.h> -#include <linux/delay.h> #include <linux/dma-mapping.h> +#include <linux/err.h> #include <linux/interrupt.h> +#include <linux/kernel.h> #include <linux/module.h> #include <linux/of_device.h> - -#include <crypto/engine.h> -#include <crypto/scatterwalk.h> -#include <crypto/sha2.h> -#include <crypto/sm3.h> -#include <crypto/hmac.h> -#include <crypto/internal/hash.h> +#include <linux/string.h> #include "ocs-hcu.h" @@ -34,7 +35,6 @@ /** * struct ocs_hcu_ctx: OCS HCU Transform context. - * @engine_ctx: Crypto Engine context. * @hcu_dev: The OCS HCU device used by the transformation. * @key: The key (used only for HMAC transformations). * @key_len: The length of the key. @@ -42,7 +42,6 @@ * @is_hmac_tfm: Whether or not this is a HMAC transformation. */ struct ocs_hcu_ctx { - struct crypto_engine_ctx engine_ctx; struct ocs_hcu_dev *hcu_dev; u8 key[SHA512_BLOCK_SIZE]; size_t key_len; @@ -824,11 +823,6 @@ static void __cra_init(struct crypto_tfm *tfm, struct ocs_hcu_ctx *ctx) { crypto_ahash_set_reqsize_dma(__crypto_ahash_cast(tfm), sizeof(struct ocs_hcu_rctx)); - - /* Init context to 0. */ - memzero_explicit(ctx, sizeof(*ctx)); - /* Set engine ops. */ - ctx->engine_ctx.op.do_one_request = kmb_ocs_hcu_do_one_request; } static int kmb_ocs_hcu_sha_cra_init(struct crypto_tfm *tfm) @@ -883,17 +877,17 @@ static void kmb_ocs_hcu_hmac_cra_exit(struct crypto_tfm *tfm) memzero_explicit(ctx->key, sizeof(ctx->key)); } -static struct ahash_alg ocs_hcu_algs[] = { +static struct ahash_engine_alg ocs_hcu_algs[] = { #ifdef CONFIG_CRYPTO_DEV_KEEMBAY_OCS_HCU_HMAC_SHA224 { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.halg = { .digestsize = SHA224_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -907,18 +901,19 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_module = THIS_MODULE, .cra_init = kmb_ocs_hcu_sha_cra_init, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .setkey = kmb_ocs_hcu_setkey, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.setkey = kmb_ocs_hcu_setkey, + .base.halg = { .digestsize = SHA224_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -933,18 +928,19 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_init = kmb_ocs_hcu_hmac_cra_init, .cra_exit = kmb_ocs_hcu_hmac_cra_exit, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, #endif /* CONFIG_CRYPTO_DEV_KEEMBAY_OCS_HCU_HMAC_SHA224 */ { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.halg = { .digestsize = SHA256_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -958,18 +954,19 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_module = THIS_MODULE, .cra_init = kmb_ocs_hcu_sha_cra_init, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .setkey = kmb_ocs_hcu_setkey, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.setkey = kmb_ocs_hcu_setkey, + .base.halg = { .digestsize = SHA256_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -984,17 +981,18 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_init = kmb_ocs_hcu_hmac_cra_init, .cra_exit = kmb_ocs_hcu_hmac_cra_exit, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.halg = { .digestsize = SM3_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -1008,18 +1006,19 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_module = THIS_MODULE, .cra_init = kmb_ocs_hcu_sm3_cra_init, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .setkey = kmb_ocs_hcu_setkey, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.setkey = kmb_ocs_hcu_setkey, + .base.halg = { .digestsize = SM3_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -1034,17 +1033,18 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_init = kmb_ocs_hcu_hmac_sm3_cra_init, .cra_exit = kmb_ocs_hcu_hmac_cra_exit, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.halg = { .digestsize = SHA384_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -1058,18 +1058,19 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_module = THIS_MODULE, .cra_init = kmb_ocs_hcu_sha_cra_init, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .setkey = kmb_ocs_hcu_setkey, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.setkey = kmb_ocs_hcu_setkey, + .base.halg = { .digestsize = SHA384_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -1084,17 +1085,18 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_init = kmb_ocs_hcu_hmac_cra_init, .cra_exit = kmb_ocs_hcu_hmac_cra_exit, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.halg = { .digestsize = SHA512_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -1108,18 +1110,19 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_module = THIS_MODULE, .cra_init = kmb_ocs_hcu_sha_cra_init, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, { - .init = kmb_ocs_hcu_init, - .update = kmb_ocs_hcu_update, - .final = kmb_ocs_hcu_final, - .finup = kmb_ocs_hcu_finup, - .digest = kmb_ocs_hcu_digest, - .export = kmb_ocs_hcu_export, - .import = kmb_ocs_hcu_import, - .setkey = kmb_ocs_hcu_setkey, - .halg = { + .base.init = kmb_ocs_hcu_init, + .base.update = kmb_ocs_hcu_update, + .base.final = kmb_ocs_hcu_final, + .base.finup = kmb_ocs_hcu_finup, + .base.digest = kmb_ocs_hcu_digest, + .base.export = kmb_ocs_hcu_export, + .base.import = kmb_ocs_hcu_import, + .base.setkey = kmb_ocs_hcu_setkey, + .base.halg = { .digestsize = SHA512_DIGEST_SIZE, .statesize = sizeof(struct ocs_hcu_rctx), .base = { @@ -1134,7 +1137,8 @@ static struct ahash_alg ocs_hcu_algs[] = { .cra_init = kmb_ocs_hcu_hmac_cra_init, .cra_exit = kmb_ocs_hcu_hmac_cra_exit, } - } + }, + .op.do_one_request = kmb_ocs_hcu_do_one_request, }, }; @@ -1155,7 +1159,7 @@ static int kmb_ocs_hcu_remove(struct platform_device *pdev) if (!hcu_dev) return -ENODEV; - crypto_unregister_ahashes(ocs_hcu_algs, ARRAY_SIZE(ocs_hcu_algs)); + crypto_engine_unregister_ahashes(ocs_hcu_algs, ARRAY_SIZE(ocs_hcu_algs)); rc = crypto_engine_exit(hcu_dev->engine); @@ -1223,7 +1227,7 @@ static int kmb_ocs_hcu_probe(struct platform_device *pdev) /* Security infrastructure guarantees OCS clock is enabled. */ - rc = crypto_register_ahashes(ocs_hcu_algs, ARRAY_SIZE(ocs_hcu_algs)); + rc = crypto_engine_register_ahashes(ocs_hcu_algs, ARRAY_SIZE(ocs_hcu_algs)); if (rc) { dev_err(dev, "Could not register algorithms.\n"); goto cleanup; |