diff options
Diffstat (limited to 'drivers/crypto/intel/keembay/keembay-ocs-ecc.c')
| -rw-r--r-- | drivers/crypto/intel/keembay/keembay-ocs-ecc.c | 73 |
1 files changed, 33 insertions, 40 deletions
diff --git a/drivers/crypto/intel/keembay/keembay-ocs-ecc.c b/drivers/crypto/intel/keembay/keembay-ocs-ecc.c index 2269df17514c..fb95deed9057 100644 --- a/drivers/crypto/intel/keembay/keembay-ocs-ecc.c +++ b/drivers/crypto/intel/keembay/keembay-ocs-ecc.c @@ -7,30 +7,27 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#include <crypto/ecc_curve.h> +#include <crypto/ecdh.h> +#include <crypto/engine.h> +#include <crypto/internal/ecc.h> +#include <crypto/internal/kpp.h> +#include <crypto/kpp.h> +#include <crypto/rng.h> #include <linux/clk.h> #include <linux/completion.h> -#include <linux/crypto.h> -#include <linux/delay.h> +#include <linux/err.h> #include <linux/fips.h> #include <linux/interrupt.h> #include <linux/io.h> #include <linux/iopoll.h> #include <linux/irq.h> +#include <linux/kernel.h> #include <linux/module.h> #include <linux/of.h> #include <linux/platform_device.h> #include <linux/scatterlist.h> -#include <linux/slab.h> -#include <linux/types.h> - -#include <crypto/ecc_curve.h> -#include <crypto/ecdh.h> -#include <crypto/engine.h> -#include <crypto/kpp.h> -#include <crypto/rng.h> - -#include <crypto/internal/ecc.h> -#include <crypto/internal/kpp.h> +#include <linux/string.h> #define DRV_NAME "keembay-ocs-ecc" @@ -95,13 +92,11 @@ struct ocs_ecc_dev { /** * struct ocs_ecc_ctx - Transformation context. - * @engine_ctx: Crypto engine ctx. * @ecc_dev: The ECC driver associated with this context. * @curve: The elliptic curve used by this transformation. * @private_key: The private key. */ struct ocs_ecc_ctx { - struct crypto_engine_ctx engine_ctx; struct ocs_ecc_dev *ecc_dev; const struct ecc_curve *curve; u64 private_key[KMB_ECC_VLI_MAX_DIGITS]; @@ -794,10 +789,6 @@ static int kmb_ecc_tctx_init(struct ocs_ecc_ctx *tctx, unsigned int curve_id) if (!tctx->curve) return -EOPNOTSUPP; - tctx->engine_ctx.op.prepare_request = NULL; - tctx->engine_ctx.op.do_one_request = kmb_ocs_ecc_do_one_request; - tctx->engine_ctx.op.unprepare_request = NULL; - return 0; } @@ -830,36 +821,38 @@ static unsigned int kmb_ocs_ecdh_max_size(struct crypto_kpp *tfm) return digits_to_bytes(tctx->curve->g.ndigits) * 2; } -static struct kpp_alg ocs_ecdh_p256 = { - .set_secret = kmb_ocs_ecdh_set_secret, - .generate_public_key = kmb_ocs_ecdh_generate_public_key, - .compute_shared_secret = kmb_ocs_ecdh_compute_shared_secret, - .init = kmb_ocs_ecdh_nist_p256_init_tfm, - .exit = kmb_ocs_ecdh_exit_tfm, - .max_size = kmb_ocs_ecdh_max_size, - .base = { +static struct kpp_engine_alg ocs_ecdh_p256 = { + .base.set_secret = kmb_ocs_ecdh_set_secret, + .base.generate_public_key = kmb_ocs_ecdh_generate_public_key, + .base.compute_shared_secret = kmb_ocs_ecdh_compute_shared_secret, + .base.init = kmb_ocs_ecdh_nist_p256_init_tfm, + .base.exit = kmb_ocs_ecdh_exit_tfm, + .base.max_size = kmb_ocs_ecdh_max_size, + .base.base = { .cra_name = "ecdh-nist-p256", .cra_driver_name = "ecdh-nist-p256-keembay-ocs", .cra_priority = KMB_OCS_ECC_PRIORITY, .cra_module = THIS_MODULE, .cra_ctxsize = sizeof(struct ocs_ecc_ctx), }, + .op.do_one_request = kmb_ocs_ecc_do_one_request, }; -static struct kpp_alg ocs_ecdh_p384 = { - .set_secret = kmb_ocs_ecdh_set_secret, - .generate_public_key = kmb_ocs_ecdh_generate_public_key, - .compute_shared_secret = kmb_ocs_ecdh_compute_shared_secret, - .init = kmb_ocs_ecdh_nist_p384_init_tfm, - .exit = kmb_ocs_ecdh_exit_tfm, - .max_size = kmb_ocs_ecdh_max_size, - .base = { +static struct kpp_engine_alg ocs_ecdh_p384 = { + .base.set_secret = kmb_ocs_ecdh_set_secret, + .base.generate_public_key = kmb_ocs_ecdh_generate_public_key, + .base.compute_shared_secret = kmb_ocs_ecdh_compute_shared_secret, + .base.init = kmb_ocs_ecdh_nist_p384_init_tfm, + .base.exit = kmb_ocs_ecdh_exit_tfm, + .base.max_size = kmb_ocs_ecdh_max_size, + .base.base = { .cra_name = "ecdh-nist-p384", .cra_driver_name = "ecdh-nist-p384-keembay-ocs", .cra_priority = KMB_OCS_ECC_PRIORITY, .cra_module = THIS_MODULE, .cra_ctxsize = sizeof(struct ocs_ecc_ctx), }, + .op.do_one_request = kmb_ocs_ecc_do_one_request, }; static irqreturn_t ocs_ecc_irq_handler(int irq, void *dev_id) @@ -941,14 +934,14 @@ static int kmb_ocs_ecc_probe(struct platform_device *pdev) } /* Register the KPP algo. */ - rc = crypto_register_kpp(&ocs_ecdh_p256); + rc = crypto_engine_register_kpp(&ocs_ecdh_p256); if (rc) { dev_err(dev, "Could not register OCS algorithms with Crypto API\n"); goto cleanup; } - rc = crypto_register_kpp(&ocs_ecdh_p384); + rc = crypto_engine_register_kpp(&ocs_ecdh_p384); if (rc) { dev_err(dev, "Could not register OCS algorithms with Crypto API\n"); @@ -958,7 +951,7 @@ static int kmb_ocs_ecc_probe(struct platform_device *pdev) return 0; ocs_ecdh_p384_error: - crypto_unregister_kpp(&ocs_ecdh_p256); + crypto_engine_unregister_kpp(&ocs_ecdh_p256); cleanup: crypto_engine_exit(ecc_dev->engine); @@ -977,8 +970,8 @@ static int kmb_ocs_ecc_remove(struct platform_device *pdev) ecc_dev = platform_get_drvdata(pdev); - crypto_unregister_kpp(&ocs_ecdh_p384); - crypto_unregister_kpp(&ocs_ecdh_p256); + crypto_engine_unregister_kpp(&ocs_ecdh_p384); + crypto_engine_unregister_kpp(&ocs_ecdh_p256); spin_lock(&ocs_ecc.lock); list_del(&ecc_dev->list); |