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[209.132.180.67]) by mx.google.com with ESMTP id f16si8088186edm.54.2019.10.12.11.49.11; Sat, 12 Oct 2019 11:49:11 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=XUu3Pyy1; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729640AbfJLStG (ORCPT + 23 others); Sat, 12 Oct 2019 14:49:06 -0400 Received: from mail-wr1-f67.google.com ([209.85.221.67]:44739 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728688AbfJLStD (ORCPT ); Sat, 12 Oct 2019 14:49:03 -0400 Received: by mail-wr1-f67.google.com with SMTP id z9so15238389wrl.11; Sat, 12 Oct 2019 11:49:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=I/5u/acfhpmqqM1e51MMAENpA6gw8xGo9oSRvrhqMVs=; b=XUu3Pyy1OsP2a7LOMO23mWvZi/K+s6Ig+aFcUAYnnQs/Lfl9TPyaaDXLojtywudbEk V+DtFDb/0pslmmn0andxYkCCKgQq4aUnpi9c9MFPAcaDP2ZaAq2aryU2vngaGvuc70rP BV4j2BgwS3FpeEuEyHyvYGoL0NRH0XOmlULmfS6aiAXyX2u38eEb7GEXalkfEEJqfDz9 ebht+X8J6fnv9Z7PxFJ/OchgNRRqSArwVVsQGxEwm6mJnkh5IDta4ytTS9EtujsbdLFe rccWVg/Y8HginVVgHfHAGO4mCeppHH3O4v1ax0QQGFkzYHMa10WTUt43I35XPLWl57f4 wWWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=I/5u/acfhpmqqM1e51MMAENpA6gw8xGo9oSRvrhqMVs=; b=Cc7MRlxQlk4TyQnp52ITfGVpztS+gARhOUlh4XYFMROJ8FwHhWBvtRj4xk2kLcnAf4 jE1oRS3fctC1b8FdjVt249ED9oC6wR06wrZ/N/Uekxr+uUelyH7MpE5nJKZDYeW9E882 0BwdzFEfwUuy01Iph6l5JlUhr6VWCji2tbRw8Eql2pepjT9xkqFyswHzKArnpj3q99mN kwZwYtA8EWelNejdHL3sXJ7nvQ4cMuUxiKbfQbuonZ4WwUDzqhvU31J2Kg6AtOXEe6Ut KXi0SV5258yBZw1UpWUWXTJEMl02yLsqVoQLZt/wao9ClTL1TSr5psTqUwbe8zYRCkk0 CreQ== X-Gm-Message-State: APjAAAVyDsIEh5g+dfso4bd/lOeVcGUmN9v1r3aWgqr2k6gkXH6vcvqQ zEkiyKN0XuMJhQfSsQyK/0ru1MQT X-Received: by 2002:a5d:6949:: with SMTP id r9mr15501800wrw.106.1570906140057; Sat, 12 Oct 2019 11:49:00 -0700 (PDT) Received: from Red.localdomain ([2a01:cb1d:147:7200:2e56:dcff:fed2:c6d6]) by smtp.googlemail.com with ESMTPSA id a13sm33670580wrf.73.2019.10.12.11.48.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 12 Oct 2019 11:48:59 -0700 (PDT) From: Corentin Labbe To: catalin.marinas@arm.com, davem@davemloft.net, herbert@gondor.apana.org.au, linux@armlinux.org.uk, mark.rutland@arm.com, mripard@kernel.org, robh+dt@kernel.org, wens@csie.org, will@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Corentin Labbe Subject: [PATCH v4 02/11] crypto: Add Allwinner sun8i-ce Crypto Engine Date: Sat, 12 Oct 2019 20:48:43 +0200 Message-Id: <20191012184852.28329-3-clabbe.montjoie@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191012184852.28329-1-clabbe.montjoie@gmail.com> References: <20191012184852.28329-1-clabbe.montjoie@gmail.com> MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The Crypto Engine is an hardware cryptographic offloader present on all recent Allwinner SoCs H2+, H3, R40, A64, H5, H6 This driver supports AES cipher in CBC/ECB mode. Signed-off-by: Corentin Labbe --- drivers/crypto/allwinner/Kconfig | 27 + drivers/crypto/allwinner/Makefile | 1 + drivers/crypto/allwinner/sun8i-ce/Makefile | 2 + .../allwinner/sun8i-ce/sun8i-ce-cipher.c | 434 +++++++++++ .../crypto/allwinner/sun8i-ce/sun8i-ce-core.c | 677 ++++++++++++++++++ drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h | 254 +++++++ 6 files changed, 1395 insertions(+) create mode 100644 drivers/crypto/allwinner/Makefile create mode 100644 drivers/crypto/allwinner/sun8i-ce/Makefile create mode 100644 drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c create mode 100644 drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c create mode 100644 drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h -- 2.21.0 diff --git a/drivers/crypto/allwinner/Kconfig b/drivers/crypto/allwinner/Kconfig index 0c8a99f7959d..2d901d5d995a 100644 --- a/drivers/crypto/allwinner/Kconfig +++ b/drivers/crypto/allwinner/Kconfig @@ -4,3 +4,30 @@ config CRYPTO_DEV_ALLWINNER default y if ARCH_SUNXI help Say Y here to get to see options for Allwinner hardware crypto devices + +config CRYPTO_DEV_SUN8I_CE + tristate "Support for Allwinner Crypto Engine cryptographic offloader" + select CRYPTO_BLKCIPHER + select CRYPTO_ENGINE + select CRYPTO_ECB + select CRYPTO_CBC + select CRYPTO_AES + select CRYPTO_DES + depends on CRYPTO_DEV_ALLWINNER + depends on PM + help + Select y here for having support for the crypto Engine availlable on + Allwinner SoC H2+, H3, H5, H6, R40 and A64. + The Crypto Engine handle AES/3DES ciphers in ECB/CBC mode. + + To compile this driver as a module, choose M here: the module + will be called sun8i-ce. + +config CRYPTO_DEV_SUN8I_CE_DEBUG + bool "Enabled sun8i-ce stats" + depends on CRYPTO_DEV_SUN8I_CE + depends on DEBUG_FS + help + Say y to enabled sun8i-ce debug stats. + This will create /sys/kernel/debug/sun8i-ce/stats for displaying + the number of requests per flow and per algorithm. diff --git a/drivers/crypto/allwinner/Makefile b/drivers/crypto/allwinner/Makefile new file mode 100644 index 000000000000..11f02db9ee06 --- /dev/null +++ b/drivers/crypto/allwinner/Makefile @@ -0,0 +1 @@ +obj-$(CONFIG_CRYPTO_DEV_SUN8I_CE) += sun8i-ce/ diff --git a/drivers/crypto/allwinner/sun8i-ce/Makefile b/drivers/crypto/allwinner/sun8i-ce/Makefile new file mode 100644 index 000000000000..08b68c3c1ca9 --- /dev/null +++ b/drivers/crypto/allwinner/sun8i-ce/Makefile @@ -0,0 +1,2 @@ +obj-$(CONFIG_CRYPTO_DEV_SUN8I_CE) += sun8i-ce.o +sun8i-ce-y += sun8i-ce-core.o sun8i-ce-cipher.o diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c new file mode 100644 index 000000000000..f0e7c1e12da6 --- /dev/null +++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c @@ -0,0 +1,434 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * sun8i-ce-cipher.c - hardware cryptographic offloader for + * Allwinner H3/A64/H5/H2+/H6/R40 SoC + * + * Copyright (C) 2016-2019 Corentin LABBE + * + * This file add support for AES cipher with 128,192,256 bits keysize in + * CBC and ECB mode. + * + * You could find a link for the datasheet in Documentation/arm/sunxi/README + */ + +#include +#include +#include +#include +#include +#include +#include +#include "sun8i-ce.h" + +static int sun8i_ce_cipher_need_fallback(struct skcipher_request *areq) +{ + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(areq); + struct scatterlist *sg; + + if (sg_nents(areq->src) > MAX_SG || sg_nents(areq->dst) > MAX_SG) + return true; + + if (areq->cryptlen < crypto_skcipher_ivsize(tfm)) + return true; + + if (areq->cryptlen == 0 || areq->cryptlen % 16) + return true; + + sg = areq->src; + while (sg) { + if (sg->length % 4 || !IS_ALIGNED(sg->offset, sizeof(u32))) + return true; + sg = sg_next(sg); + } + sg = areq->dst; + while (sg) { + if (sg->length % 4 || !IS_ALIGNED(sg->offset, sizeof(u32))) + return true; + sg = sg_next(sg); + } + return false; +} + +static int sun8i_ce_cipher_fallback(struct skcipher_request *areq) +{ + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(areq); + struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm); + struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(areq); + int err; +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG + struct skcipher_alg *alg = crypto_skcipher_alg(tfm); + struct sun8i_ce_alg_template *algt; +#endif + SYNC_SKCIPHER_REQUEST_ON_STACK(subreq, op->fallback_tfm); + +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG + algt = container_of(alg, struct sun8i_ce_alg_template, alg.skcipher); + algt->stat_fb++; +#endif + + skcipher_request_set_sync_tfm(subreq, op->fallback_tfm); + skcipher_request_set_callback(subreq, areq->base.flags, NULL, NULL); + skcipher_request_set_crypt(subreq, areq->src, areq->dst, + areq->cryptlen, areq->iv); + if (rctx->op_dir & CE_DECRYPTION) + err = crypto_skcipher_decrypt(subreq); + else + err = crypto_skcipher_encrypt(subreq); + skcipher_request_zero(subreq); + return err; +} + +static int sun8i_ce_cipher(struct skcipher_request *areq) +{ + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(areq); + struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm); + struct sun8i_ce_dev *ce = op->ce; + struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(areq); + struct skcipher_alg *alg = crypto_skcipher_alg(tfm); + struct sun8i_ce_alg_template *algt; + struct sun8i_ce_flow *chan; + struct ce_task *cet; + struct scatterlist *sg; + unsigned int todo, len, offset, ivsize; + void *backup_iv = NULL; + int flow, i; + int nr_sgs = 0; + int nr_sgd = 0; + int err = 0; + + algt = container_of(alg, struct sun8i_ce_alg_template, alg.skcipher); + + dev_dbg(ce->dev, "%s %s %u %x IV(%p %u) key=%u\n", __func__, + crypto_tfm_alg_name(areq->base.tfm), + areq->cryptlen, + rctx->op_dir, areq->iv, crypto_skcipher_ivsize(tfm), + op->keylen); + +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG + algt->stat_req++; +#endif + + flow = rctx->flow; + + chan = &ce->chanlist[flow]; + + cet = chan->tl; + memset(cet, 0, sizeof(struct ce_task)); + + cet->t_id = flow; + cet->t_common_ctl = ce->variant->alg_cipher[algt->ce_algo_id]; + cet->t_common_ctl |= rctx->op_dir | CE_COMM_INT; + cet->t_dlen = areq->cryptlen / 4; + /* CTS and recent CE (H6) need length in bytes, in word otherwise */ + if (ce->variant->has_t_dlen_in_bytes) + cet->t_dlen = areq->cryptlen; + + cet->t_sym_ctl = ce->variant->op_mode[algt->ce_blockmode]; + len = op->keylen; + switch (len) { + case 128 / 8: + cet->t_sym_ctl |= CE_AES_128BITS; + break; + case 192 / 8: + cet->t_sym_ctl |= CE_AES_192BITS; + break; + case 256 / 8: + cet->t_sym_ctl |= CE_AES_256BITS; + break; + } + + cet->t_asym_ctl = 0; + + chan->op_mode = ce->variant->op_mode[algt->ce_blockmode]; + chan->op_dir = rctx->op_dir; + chan->method = ce->variant->alg_cipher[algt->ce_algo_id]; + chan->keylen = op->keylen; + + cet->t_key = dma_map_single(ce->dev, op->key, op->keylen, + DMA_TO_DEVICE); + if (dma_mapping_error(ce->dev, cet->t_key)) { + dev_err(ce->dev, "Cannot DMA MAP KEY\n"); + err = -EFAULT; + goto theend; + } + + ivsize = crypto_skcipher_ivsize(tfm); + if (areq->iv && crypto_skcipher_ivsize(tfm) > 0) { + chan->ivlen = ivsize; + chan->bounce_iv = kzalloc(ivsize, GFP_KERNEL | GFP_DMA); + if (!chan->bounce_iv) { + err = -ENOMEM; + goto theend_key; + } + if (rctx->op_dir & CE_DECRYPTION) { + backup_iv = kzalloc(ivsize, GFP_KERNEL); + if (!backup_iv) { + err = -ENOMEM; + goto theend_key; + } + offset = areq->cryptlen - ivsize; + scatterwalk_map_and_copy(backup_iv, areq->src, offset, + ivsize, 0); + } + memcpy(chan->bounce_iv, areq->iv, ivsize); + cet->t_iv = dma_map_single(ce->dev, chan->bounce_iv, + chan->ivlen, DMA_TO_DEVICE); + if (dma_mapping_error(ce->dev, cet->t_iv)) { + dev_err(ce->dev, "Cannot DMA MAP IV\n"); + err = -ENOMEM; + goto theend_iv; + } + } + + if (areq->src == areq->dst) { + nr_sgs = dma_map_sg(ce->dev, areq->src, sg_nents(areq->src), + DMA_BIDIRECTIONAL); + if (nr_sgs <= 0 || nr_sgs > MAX_SG) { + dev_err(ce->dev, "Invalid sg number %d\n", nr_sgs); + err = -EINVAL; + goto theend_iv; + } + nr_sgd = nr_sgs; + } else { + nr_sgs = dma_map_sg(ce->dev, areq->src, sg_nents(areq->src), + DMA_TO_DEVICE); + if (nr_sgs <= 0 || nr_sgs > MAX_SG) { + dev_err(ce->dev, "Invalid sg number %d\n", nr_sgs); + err = -EINVAL; + goto theend_iv; + } + nr_sgd = dma_map_sg(ce->dev, areq->dst, sg_nents(areq->dst), + DMA_FROM_DEVICE); + if (nr_sgd <= 0 || nr_sgd > MAX_SG) { + dev_err(ce->dev, "Invalid sg number %d\n", nr_sgd); + err = -EINVAL; + goto theend_sgs; + } + } + + len = areq->cryptlen; + for_each_sg(areq->src, sg, nr_sgs, i) { + cet->t_src[i].addr = sg_dma_address(sg); + todo = min(len, sg_dma_len(sg)); + cet->t_src[i].len = todo / 4; + dev_dbg(ce->dev, "%s total=%u SG(%d %u off=%d) todo=%u\n", __func__, + areq->cryptlen, i, cet->t_src[i].len, sg->offset, todo); + len -= todo; + } + if (len > 0) { + dev_err(ce->dev, "remaining len %d\n", len); + err = -EINVAL; + goto theend_sgs; + } + + len = areq->cryptlen; + for_each_sg(areq->dst, sg, nr_sgd, i) { + cet->t_dst[i].addr = sg_dma_address(sg); + todo = min(len, sg_dma_len(sg)); + cet->t_dst[i].len = todo / 4; + dev_dbg(ce->dev, "%s total=%u SG(%d %u off=%d) todo=%u\n", __func__, + areq->cryptlen, i, cet->t_dst[i].len, sg->offset, todo); + len -= todo; + } + if (len > 0) { + dev_err(ce->dev, "remaining len %d\n", len); + err = -EINVAL; + goto theend_sgs; + } + + chan->timeout = areq->cryptlen; + err = sun8i_ce_run_task(ce, flow, crypto_tfm_alg_name(areq->base.tfm)); + +theend_sgs: + if (areq->src == areq->dst) { + dma_unmap_sg(ce->dev, areq->src, nr_sgs, DMA_BIDIRECTIONAL); + } else { + if (nr_sgs > 0) + dma_unmap_sg(ce->dev, areq->src, nr_sgs, DMA_TO_DEVICE); + dma_unmap_sg(ce->dev, areq->dst, nr_sgd, DMA_FROM_DEVICE); + } + +theend_iv: + if (areq->iv && ivsize > 0) { + if (cet->t_iv) + dma_unmap_single(ce->dev, cet->t_iv, chan->ivlen, + DMA_TO_DEVICE); + offset = areq->cryptlen - ivsize; + if (rctx->op_dir & CE_DECRYPTION) { + memcpy(areq->iv, backup_iv, ivsize); + kzfree(backup_iv); + } else { + scatterwalk_map_and_copy(areq->iv, areq->dst, offset, + ivsize, 0); + } + kfree(chan->bounce_iv); + } + +theend_key: + dma_unmap_single(ce->dev, cet->t_key, op->keylen, DMA_TO_DEVICE); + +theend: + return err; +} + +static int sun8i_ce_handle_cipher_request(struct crypto_engine *engine, void *areq) +{ + int err; + struct skcipher_request *breq = container_of(areq, struct skcipher_request, base); + + err = sun8i_ce_cipher(breq); + crypto_finalize_skcipher_request(engine, breq, err); + + return 0; +} + +int sun8i_ce_skdecrypt(struct skcipher_request *areq) +{ + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(areq); + struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm); + struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(areq); + struct crypto_engine *engine; + int e; + + rctx->op_dir = CE_DECRYPTION; + if (sun8i_ce_cipher_need_fallback(areq)) + return sun8i_ce_cipher_fallback(areq); + + e = sun8i_ce_get_engine_number(op->ce); + rctx->flow = e; + engine = op->ce->chanlist[e].engine; + + return crypto_transfer_skcipher_request_to_engine(engine, areq); +} + +int sun8i_ce_skencrypt(struct skcipher_request *areq) +{ + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(areq); + struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm); + struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(areq); + struct crypto_engine *engine; + int e; + + rctx->op_dir = CE_ENCRYPTION; + if (sun8i_ce_cipher_need_fallback(areq)) + return sun8i_ce_cipher_fallback(areq); + + e = sun8i_ce_get_engine_number(op->ce); + rctx->flow = e; + engine = op->ce->chanlist[e].engine; + + return crypto_transfer_skcipher_request_to_engine(engine, areq); +} + +int sun8i_ce_cipher_init(struct crypto_tfm *tfm) +{ + struct sun8i_cipher_tfm_ctx *op = crypto_tfm_ctx(tfm); + struct sun8i_ce_alg_template *algt; + const char *name = crypto_tfm_alg_name(tfm); + struct crypto_skcipher *sktfm = __crypto_skcipher_cast(tfm); + struct skcipher_alg *alg = crypto_skcipher_alg(sktfm); + int err; + + memset(op, 0, sizeof(struct sun8i_cipher_tfm_ctx)); + + algt = container_of(alg, struct sun8i_ce_alg_template, alg.skcipher); + op->ce = algt->ce; + + sktfm->reqsize = sizeof(struct sun8i_cipher_req_ctx); + + op->fallback_tfm = crypto_alloc_sync_skcipher(name, 0, CRYPTO_ALG_NEED_FALLBACK); + if (IS_ERR(op->fallback_tfm)) { + dev_err(op->ce->dev, "ERROR: Cannot allocate fallback for %s %ld\n", + name, PTR_ERR(op->fallback_tfm)); + return PTR_ERR(op->fallback_tfm); + } + + dev_info(op->ce->dev, "Fallback for %s is %s\n", + crypto_tfm_alg_driver_name(&sktfm->base), + crypto_tfm_alg_driver_name(crypto_skcipher_tfm(&op->fallback_tfm->base))); + + op->enginectx.op.do_one_request = sun8i_ce_handle_cipher_request; + op->enginectx.op.prepare_request = NULL; + op->enginectx.op.unprepare_request = NULL; + + err = pm_runtime_get_sync(op->ce->dev); + if (err < 0) + goto error_pm; + + return 0; +error_pm: + crypto_free_sync_skcipher(op->fallback_tfm); + return err; +} + +void sun8i_ce_cipher_exit(struct crypto_tfm *tfm) +{ + struct sun8i_cipher_tfm_ctx *op = crypto_tfm_ctx(tfm); + + if (op->key) { + memzero_explicit(op->key, op->keylen); + kfree(op->key); + } + crypto_free_sync_skcipher(op->fallback_tfm); + pm_runtime_put_sync_suspend(op->ce->dev); +} + +int sun8i_ce_aes_setkey(struct crypto_skcipher *tfm, const u8 *key, + unsigned int keylen) +{ + struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm); + struct sun8i_ce_dev *ce = op->ce; + + switch (keylen) { + case 128 / 8: + break; + case 192 / 8: + break; + case 256 / 8: + break; + default: + dev_dbg(ce->dev, "ERROR: Invalid keylen %u\n", keylen); + crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN); + return -EINVAL; + } + if (op->key) { + memzero_explicit(op->key, op->keylen); + kfree(op->key); + } + op->keylen = keylen; + op->key = kmalloc(keylen, GFP_KERNEL | GFP_DMA); + if (!op->key) + return -ENOMEM; + memcpy(op->key, key, keylen); + + crypto_sync_skcipher_clear_flags(op->fallback_tfm, CRYPTO_TFM_REQ_MASK); + crypto_sync_skcipher_set_flags(op->fallback_tfm, tfm->base.crt_flags & CRYPTO_TFM_REQ_MASK); + + return crypto_sync_skcipher_setkey(op->fallback_tfm, key, keylen); +} + +int sun8i_ce_des3_setkey(struct crypto_skcipher *tfm, const u8 *key, + unsigned int keylen) +{ + struct sun8i_cipher_tfm_ctx *op = crypto_skcipher_ctx(tfm); + int err; + + err = verify_skcipher_des3_key(tfm, key); + if (err) + return err; + + if (op->key) { + memzero_explicit(op->key, op->keylen); + kfree(op->key); + } + op->keylen = keylen; + op->key = kmalloc(keylen, GFP_KERNEL | GFP_DMA); + if (!op->key) + return -ENOMEM; + memcpy(op->key, key, keylen); + + crypto_sync_skcipher_clear_flags(op->fallback_tfm, CRYPTO_TFM_REQ_MASK); + crypto_sync_skcipher_set_flags(op->fallback_tfm, tfm->base.crt_flags & CRYPTO_TFM_REQ_MASK); + + return crypto_sync_skcipher_setkey(op->fallback_tfm, key, keylen); +} diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c new file mode 100644 index 000000000000..77e9cb0cc6ee --- /dev/null +++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c @@ -0,0 +1,677 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * sun8i-ce-core.c - hardware cryptographic offloader for + * Allwinner H3/A64/H5/H2+/H6/R40 SoC + * + * Copyright (C) 2015-2019 Corentin Labbe + * + * Core file which registers crypto algorithms supported by the CryptoEngine. + * + * You could find a link for the datasheet in Documentation/arm/sunxi/README + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "sun8i-ce.h" + +/* + * mod clock is lower on H3 than other SoC due to some DMA timeout occurring + * with high value. + * If you want to tune mod clock, loading driver and passing selftest is + * insufficient, you need to test with some LUKS test (mount and write to it) + */ +static const struct ce_variant ce_h3_variant = { + .alg_cipher = { CE_ALG_AES, CE_ALG_DES, CE_ALG_3DES, + }, + .op_mode = { CE_OP_ECB, CE_OP_CBC + }, + .ce_clks = { + { "bus", 0, 200000000 }, + { "mod", 50000000, 0 }, + } +}; + +static const struct ce_variant ce_h5_variant = { + .alg_cipher = { CE_ALG_AES, CE_ALG_DES, CE_ALG_3DES, + }, + .op_mode = { CE_OP_ECB, CE_OP_CBC + }, + .ce_clks = { + { "bus", 0, 200000000 }, + { "mod", 300000000, 0 }, + } +}; + +static const struct ce_variant ce_h6_variant = { + .alg_cipher = { CE_ALG_AES, CE_ALG_DES, CE_ALG_3DES, + }, + .op_mode = { CE_OP_ECB, CE_OP_CBC + }, + .has_t_dlen_in_bytes = true, + .ce_clks = { + { "bus", 0, 200000000 }, + { "mod", 300000000, 0 }, + { "ram", 0, 400000000 }, + } +}; + +static const struct ce_variant ce_a64_variant = { + .alg_cipher = { CE_ALG_AES, CE_ALG_DES, CE_ALG_3DES, + }, + .op_mode = { CE_OP_ECB, CE_OP_CBC + }, + .ce_clks = { + { "bus", 0, 200000000 }, + { "mod", 300000000, 0 }, + } +}; + +static const struct ce_variant ce_r40_variant = { + .alg_cipher = { CE_ALG_AES, CE_ALG_DES, CE_ALG_3DES, + }, + .op_mode = { CE_OP_ECB, CE_OP_CBC + }, + .ce_clks = { + { "bus", 0, 200000000 }, + { "mod", 300000000, 0 }, + } +}; + +/* + * sun8i_ce_get_engine_number() get the next channel slot + * This is a simple round-robin way of getting the next channel + */ +int sun8i_ce_get_engine_number(struct sun8i_ce_dev *ce) +{ + return atomic_inc_return(&ce->flow) % MAXFLOW; +} + +int sun8i_ce_run_task(struct sun8i_ce_dev *ce, int flow, const char *name) +{ + u32 v; + int err = 0; + +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG + ce->chanlist[flow].stat_req++; +#endif + + mutex_lock(&ce->mlock); + + v = readl(ce->base + CE_ICR); + v |= 1 << flow; + writel(v, ce->base + CE_ICR); + + reinit_completion(&ce->chanlist[flow].complete); + writel(ce->chanlist[flow].t_phy, ce->base + CE_TDQ); + + ce->chanlist[flow].status = 0; + /* Be sure all data is written before enabling the task */ + wmb(); + + v = 1 | (ce->chanlist[flow].tl->t_common_ctl & 0x7F) << 8; + writel(v, ce->base + CE_TLR); + mutex_unlock(&ce->mlock); + + wait_for_completion_interruptible_timeout(&ce->chanlist[flow].complete, + msecs_to_jiffies(ce->chanlist[flow].timeout)); + + if (ce->chanlist[flow].status == 0) { + dev_err(ce->dev, "DMA timeout for %s\n", name); + err = -EFAULT; + } + /* No need to lock for this read, the channel is locked so + * nothing could modify the error value for this channel + */ + v = readl(ce->base + CE_ESR); + if (v) { + v >>= (flow * 4); + v &= 0xFF; + if (v) { + dev_err(ce->dev, "CE ERROR: %x for flow %x\n", v, flow); + err = -EFAULT; + } + if (v & CE_ERR_ALGO_NOTSUP) + dev_err(ce->dev, "CE ERROR: algorithm not supported\n"); + if (v & CE_ERR_DATALEN) + dev_err(ce->dev, "CE ERROR: data length error\n"); + if (v & CE_ERR_KEYSRAM) + dev_err(ce->dev, "CE ERROR: keysram access error for AES\n"); + if (v & CE_ERR_ADDR_INVALID) + dev_err(ce->dev, "CE ERROR: address invalid\n"); + } + + return err; +} + +static irqreturn_t ce_irq_handler(int irq, void *data) +{ + struct sun8i_ce_dev *ce = (struct sun8i_ce_dev *)data; + int flow = 0; + u32 p; + + p = readl(ce->base + CE_ISR); + for (flow = 0; flow < MAXFLOW; flow++) { + if (p & (BIT(flow))) { + writel(BIT(flow), ce->base + CE_ISR); + ce->chanlist[flow].status = 1; + complete(&ce->chanlist[flow].complete); + } + } + + return IRQ_HANDLED; +} + +static struct sun8i_ce_alg_template ce_algs[] = { +{ + .type = CRYPTO_ALG_TYPE_SKCIPHER, + .ce_algo_id = CE_ID_CIPHER_AES, + .ce_blockmode = CE_ID_OP_CBC, + .alg.skcipher = { + .base = { + .cra_name = "cbc(aes)", + .cra_driver_name = "cbc-aes-sun8i-ce", + .cra_priority = 400, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | + CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, + .cra_ctxsize = sizeof(struct sun8i_cipher_tfm_ctx), + .cra_module = THIS_MODULE, + .cra_alignmask = 0xf, + .cra_init = sun8i_ce_cipher_init, + .cra_exit = sun8i_ce_cipher_exit, + }, + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = sun8i_ce_aes_setkey, + .encrypt = sun8i_ce_skencrypt, + .decrypt = sun8i_ce_skdecrypt, + } +}, +{ + .type = CRYPTO_ALG_TYPE_SKCIPHER, + .ce_algo_id = CE_ID_CIPHER_AES, + .ce_blockmode = CE_ID_OP_ECB, + .alg.skcipher = { + .base = { + .cra_name = "ecb(aes)", + .cra_driver_name = "ecb-aes-sun8i-ce", + .cra_priority = 400, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | + CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, + .cra_ctxsize = sizeof(struct sun8i_cipher_tfm_ctx), + .cra_module = THIS_MODULE, + .cra_alignmask = 0xf, + .cra_init = sun8i_ce_cipher_init, + .cra_exit = sun8i_ce_cipher_exit, + }, + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .setkey = sun8i_ce_aes_setkey, + .encrypt = sun8i_ce_skencrypt, + .decrypt = sun8i_ce_skdecrypt, + } +}, +{ + .type = CRYPTO_ALG_TYPE_SKCIPHER, + .ce_algo_id = CE_ID_CIPHER_DES3, + .ce_blockmode = CE_ID_OP_CBC, + .alg.skcipher = { + .base = { + .cra_name = "cbc(des3_ede)", + .cra_driver_name = "cbc-des3-sun8i-ce", + .cra_priority = 400, + .cra_blocksize = DES3_EDE_BLOCK_SIZE, + .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | + CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, + .cra_ctxsize = sizeof(struct sun8i_cipher_tfm_ctx), + .cra_module = THIS_MODULE, + .cra_alignmask = 0xf, + .cra_init = sun8i_ce_cipher_init, + .cra_exit = sun8i_ce_cipher_exit, + }, + .min_keysize = DES3_EDE_KEY_SIZE, + .max_keysize = DES3_EDE_KEY_SIZE, + .ivsize = DES3_EDE_BLOCK_SIZE, + .setkey = sun8i_ce_des3_setkey, + .encrypt = sun8i_ce_skencrypt, + .decrypt = sun8i_ce_skdecrypt, + } +}, +{ + .type = CRYPTO_ALG_TYPE_SKCIPHER, + .ce_algo_id = CE_ID_CIPHER_DES3, + .ce_blockmode = CE_ID_OP_ECB, + .alg.skcipher = { + .base = { + .cra_name = "ecb(des3_ede)", + .cra_driver_name = "ecb-des3-sun8i-ce", + .cra_priority = 400, + .cra_blocksize = DES3_EDE_BLOCK_SIZE, + .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | + CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, + .cra_ctxsize = sizeof(struct sun8i_cipher_tfm_ctx), + .cra_module = THIS_MODULE, + .cra_alignmask = 0xf, + .cra_init = sun8i_ce_cipher_init, + .cra_exit = sun8i_ce_cipher_exit, + }, + .min_keysize = DES3_EDE_KEY_SIZE, + .max_keysize = DES3_EDE_KEY_SIZE, + .setkey = sun8i_ce_des3_setkey, + .encrypt = sun8i_ce_skencrypt, + .decrypt = sun8i_ce_skdecrypt, + } +}, +}; + +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG +static int sun8i_ce_dbgfs_read(struct seq_file *seq, void *v) +{ + struct sun8i_ce_dev *ce = seq->private; + int i; + + for (i = 0; i < MAXFLOW; i++) + seq_printf(seq, "Channel %d: nreq %lu\n", i, ce->chanlist[i].stat_req); + + for (i = 0; i < ARRAY_SIZE(ce_algs); i++) { + if (!ce_algs[i].ce) + continue; + switch (ce_algs[i].type) { + case CRYPTO_ALG_TYPE_SKCIPHER: + seq_printf(seq, "%s %s %lu %lu\n", + ce_algs[i].alg.skcipher.base.cra_driver_name, + ce_algs[i].alg.skcipher.base.cra_name, + ce_algs[i].stat_req, ce_algs[i].stat_fb); + break; + } + } + return 0; +} + +static int sun8i_ce_dbgfs_open(struct inode *inode, struct file *file) +{ + return single_open(file, sun8i_ce_dbgfs_read, inode->i_private); +} + +static const struct file_operations sun8i_ce_debugfs_fops = { + .owner = THIS_MODULE, + .open = sun8i_ce_dbgfs_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; +#endif + +static void sun8i_ce_free_chanlist(struct sun8i_ce_dev *ce, int i) +{ + while (i >= 0) { + crypto_engine_exit(ce->chanlist[i].engine); + if (ce->chanlist[i].tl) + dma_free_coherent(ce->dev, sizeof(struct ce_task), + ce->chanlist[i].tl, + ce->chanlist[i].t_phy); + i--; + } +} + +/* + * Allocate the channel list structure + */ +static int sun8i_ce_allocate_chanlist(struct sun8i_ce_dev *ce) +{ + int i, err; + + ce->chanlist = devm_kcalloc(ce->dev, MAXFLOW, + sizeof(struct sun8i_ce_flow), GFP_KERNEL); + if (!ce->chanlist) + return -ENOMEM; + + for (i = 0; i < MAXFLOW; i++) { + init_completion(&ce->chanlist[i].complete); + + ce->chanlist[i].engine = crypto_engine_alloc_init(ce->dev, true); + if (!ce->chanlist[i].engine) { + dev_err(ce->dev, "Cannot allocate engine\n"); + i--; + goto error_engine; + } + err = crypto_engine_start(ce->chanlist[i].engine); + if (err) { + dev_err(ce->dev, "Cannot start engine\n"); + goto error_engine; + } + ce->chanlist[i].tl = dma_alloc_coherent(ce->dev, + sizeof(struct ce_task), + &ce->chanlist[i].t_phy, + GFP_KERNEL); + if (!ce->chanlist[i].tl) { + dev_err(ce->dev, "Cannot get DMA memory for task %d\n", + i); + err = -ENOMEM; + goto error_engine; + } + } + return 0; +error_engine: + sun8i_ce_free_chanlist(ce, i); + return err; +} + +/* + * Power management strategy: The device is suspended unless a TFM exists for + * one of the algorithms proposed by this driver. + */ +static int sun8i_ce_pm_suspend(struct device *dev) +{ + struct sun8i_ce_dev *ce = dev_get_drvdata(dev); + int i; + + reset_control_assert(ce->reset); + for (i = 0; i < CE_MAX_CLOCKS; i++) + clk_disable_unprepare(ce->ceclks[i]); + return 0; +} + +static int sun8i_ce_pm_resume(struct device *dev) +{ + struct sun8i_ce_dev *ce = dev_get_drvdata(dev); + int err, i; + + for (i = 0; i < CE_MAX_CLOCKS; i++) { + if (!ce->variant->ce_clks[i].name) + continue; + err = clk_prepare_enable(ce->ceclks[i]); + if (err) { + dev_err(ce->dev, "Cannot prepare_enable %s\n", + ce->variant->ce_clks[i].name); + goto error; + } + } + err = reset_control_deassert(ce->reset); + if (err) { + dev_err(ce->dev, "Cannot deassert reset control\n"); + goto error; + } + return 0; +error: + sun8i_ce_pm_suspend(dev); + return err; +} + +const struct dev_pm_ops sun8i_ce_pm_ops = { + SET_RUNTIME_PM_OPS(sun8i_ce_pm_suspend, sun8i_ce_pm_resume, NULL) +}; + +static int sun8i_ce_pm_init(struct sun8i_ce_dev *ce) +{ + int err; + + pm_runtime_use_autosuspend(ce->dev); + pm_runtime_set_autosuspend_delay(ce->dev, 2000); + + err = pm_runtime_set_suspended(ce->dev); + if (err) + return err; + pm_runtime_enable(ce->dev); + return err; +} + +static void sun8i_ce_pm_exit(struct sun8i_ce_dev *ce) +{ + pm_runtime_disable(ce->dev); +} + +static int sun8i_ce_get_clks(struct sun8i_ce_dev *ce) +{ + unsigned long cr; + int err, i; + + for (i = 0; i < CE_MAX_CLOCKS; i++) { + if (!ce->variant->ce_clks[i].name) + continue; + ce->ceclks[i] = devm_clk_get(ce->dev, ce->variant->ce_clks[i].name); + if (IS_ERR(ce->ceclks[i])) { + err = PTR_ERR(ce->ceclks[i]); + dev_err(ce->dev, "Cannot get %s CE clock err=%d\n", + ce->variant->ce_clks[i].name, err); + return err; + } + cr = clk_get_rate(ce->ceclks[i]); + if (!cr) + return -EINVAL; + if (ce->variant->ce_clks[i].freq > 0 && + cr != ce->variant->ce_clks[i].freq) { + dev_info(ce->dev, "Set %s clock to %lu (%lu Mhz) from %lu (%lu Mhz)\n", + ce->variant->ce_clks[i].name, + ce->variant->ce_clks[i].freq, + ce->variant->ce_clks[i].freq / 1000000, + cr, cr / 1000000); + err = clk_set_rate(ce->ceclks[i], ce->variant->ce_clks[i].freq); + if (err) + dev_err(ce->dev, "Fail to set %s clk speed to %lu hz\n", + ce->variant->ce_clks[i].name, + ce->variant->ce_clks[i].freq); + } + if (ce->variant->ce_clks[i].max_freq > 0 && + cr > ce->variant->ce_clks[i].max_freq) + dev_warn(ce->dev, "Frequency for %s (%lu hz) is higher than datasheet's recommandation (%lu hz)", + ce->variant->ce_clks[i].name, cr, + ce->variant->ce_clks[i].max_freq); + } + return 0; +} + +static int sun8i_ce_register_algs(struct sun8i_ce_dev *ce) +{ + int ce_method, err, id, i; + + for (i = 0; i < ARRAY_SIZE(ce_algs); i++) { + ce_algs[i].ce = ce; + switch (ce_algs[i].type) { + case CRYPTO_ALG_TYPE_SKCIPHER: + id = ce_algs[i].ce_algo_id; + ce_method = ce->variant->alg_cipher[id]; + if (ce_method == CE_ID_NOTSUPP) { + dev_dbg(ce->dev, + "DEBUG: Algo of %s not supported\n", + ce_algs[i].alg.skcipher.base.cra_name); + ce_algs[i].ce = NULL; + break; + } + id = ce_algs[i].ce_blockmode; + ce_method = ce->variant->op_mode[id]; + if (ce_method == CE_ID_NOTSUPP) { + dev_dbg(ce->dev, "DEBUG: Blockmode of %s not supported\n", + ce_algs[i].alg.skcipher.base.cra_name); + ce_algs[i].ce = NULL; + break; + } + dev_info(ce->dev, "Register %s\n", + ce_algs[i].alg.skcipher.base.cra_name); + err = crypto_register_skcipher(&ce_algs[i].alg.skcipher); + if (err) { + dev_err(ce->dev, "ERROR: Fail to register %s\n", + ce_algs[i].alg.skcipher.base.cra_name); + ce_algs[i].ce = NULL; + return err; + } + break; + default: + ce_algs[i].ce = NULL; + dev_err(ce->dev, "ERROR: tryed to register an unknown algo\n"); + } + } + return 0; +} + +static void sun8i_ce_unregister_algs(struct sun8i_ce_dev *ce) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(ce_algs); i++) { + if (!ce_algs[i].ce) + continue; + switch (ce_algs[i].type) { + case CRYPTO_ALG_TYPE_SKCIPHER: + dev_info(ce->dev, "Unregister %d %s\n", i, + ce_algs[i].alg.skcipher.base.cra_name); + crypto_unregister_skcipher(&ce_algs[i].alg.skcipher); + break; + } + } +} + +static int sun8i_ce_probe(struct platform_device *pdev) +{ + struct sun8i_ce_dev *ce; + struct resource *res; + int err, irq; + u32 v; + + ce = devm_kzalloc(&pdev->dev, sizeof(*ce), GFP_KERNEL); + if (!ce) + return -ENOMEM; + + ce->dev = &pdev->dev; + platform_set_drvdata(pdev, ce); + + ce->variant = of_device_get_match_data(&pdev->dev); + if (!ce->variant) { + dev_err(&pdev->dev, "Missing Crypto Engine variant\n"); + return -EINVAL; + } + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + ce->base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ce->base)) + return PTR_ERR(ce->base); + + err = sun8i_ce_get_clks(ce); + if (err) + return err; + + /* Get Non Secure IRQ */ + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(ce->dev, "Cannot get CryptoEngine Non-secure IRQ\n"); + return irq; + } + + ce->reset = devm_reset_control_get(&pdev->dev, NULL); + if (IS_ERR(ce->reset)) { + if (PTR_ERR(ce->reset) == -EPROBE_DEFER) + return PTR_ERR(ce->reset); + dev_err(&pdev->dev, "No reset control found\n"); + return PTR_ERR(ce->reset); + } + + mutex_init(&ce->mlock); + + err = sun8i_ce_allocate_chanlist(ce); + if (err) + return err; + + err = sun8i_ce_pm_init(ce); + if (err) + goto error_pm; + + err = devm_request_irq(&pdev->dev, irq, ce_irq_handler, 0, + "sun8i-ce-ns", ce); + if (err) { + dev_err(ce->dev, "Cannot request CryptoEngine Non-secure IRQ (err=%d)\n", err); + goto error_irq; + } + + err = sun8i_ce_register_algs(ce); + if (err) + goto error_alg; + + err = pm_runtime_get_sync(ce->dev); + if (err < 0) + goto error_alg; + + v = readl(ce->base + CE_CTR); + v >>= CE_DIE_ID_SHIFT; + v &= CE_DIE_ID_MASK; + dev_info(&pdev->dev, "CryptoEngine Die ID %x\n", v); + + pm_runtime_put_sync(ce->dev); + +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG + /* Ignore error of debugfs */ + ce->dbgfs_dir = debugfs_create_dir("sun8i-ce", NULL); + ce->dbgfs_stats = debugfs_create_file("stats", 0444, + ce->dbgfs_dir, ce, + &sun8i_ce_debugfs_fops); +#endif + + return 0; +error_alg: + sun8i_ce_unregister_algs(ce); +error_irq: + sun8i_ce_pm_exit(ce); +error_pm: + sun8i_ce_free_chanlist(ce, MAXFLOW); + return err; +} + +static int sun8i_ce_remove(struct platform_device *pdev) +{ + struct sun8i_ce_dev *ce = platform_get_drvdata(pdev); + + sun8i_ce_unregister_algs(ce); + +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG + debugfs_remove_recursive(ce->dbgfs_dir); +#endif + + sun8i_ce_free_chanlist(ce, MAXFLOW); + + sun8i_ce_pm_exit(ce); + return 0; +} + +static const struct of_device_id sun8i_ce_crypto_of_match_table[] = { + { .compatible = "allwinner,sun8i-h3-crypto", + .data = &ce_h3_variant }, + { .compatible = "allwinner,sun8i-r40-crypto", + .data = &ce_r40_variant }, + { .compatible = "allwinner,sun50i-a64-crypto", + .data = &ce_a64_variant }, + { .compatible = "allwinner,sun50i-h5-crypto", + .data = &ce_h5_variant }, + { .compatible = "allwinner,sun50i-h6-crypto", + .data = &ce_h6_variant }, + {} +}; +MODULE_DEVICE_TABLE(of, sun8i_ce_crypto_of_match_table); + +static struct platform_driver sun8i_ce_driver = { + .probe = sun8i_ce_probe, + .remove = sun8i_ce_remove, + .driver = { + .name = "sun8i-ce", + .pm = &sun8i_ce_pm_ops, + .of_match_table = sun8i_ce_crypto_of_match_table, + }, +}; + +module_platform_driver(sun8i_ce_driver); + +MODULE_DESCRIPTION("Allwinner Crypto Engine cryptographic offloader"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Corentin Labbe "); diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h new file mode 100644 index 000000000000..c6ddad3393ed --- /dev/null +++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h @@ -0,0 +1,254 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * sun8i-ce.h - hardware cryptographic offloader for + * Allwinner H3/A64/H5/H2+/H6 SoC + * + * Copyright (C) 2016-2019 Corentin LABBE + */ +#include +#include +#include +#include +#include +#include +#include + +/* CE Registers */ +#define CE_TDQ 0x00 +#define CE_CTR 0x04 +#define CE_ICR 0x08 +#define CE_ISR 0x0C +#define CE_TLR 0x10 +#define CE_TSR 0x14 +#define CE_ESR 0x18 +#define CE_CSSGR 0x1C +#define CE_CDSGR 0x20 +#define CE_CSAR 0x24 +#define CE_CDAR 0x28 +#define CE_TPR 0x2C + +/* Used in struct ce_task */ +/* ce_task common */ +#define CE_ENCRYPTION 0 +#define CE_DECRYPTION BIT(8) + +#define CE_COMM_INT BIT(31) + +/* ce_task symmetric */ +#define CE_AES_128BITS 0 +#define CE_AES_192BITS 1 +#define CE_AES_256BITS 2 + +#define CE_OP_ECB 0 +#define CE_OP_CBC (1 << 8) + +#define CE_ALG_AES 0 +#define CE_ALG_DES 1 +#define CE_ALG_3DES 2 + +/* Used in ce_variant */ +#define CE_ID_NOTSUPP 0xFF + +#define CE_ID_CIPHER_AES 0 +#define CE_ID_CIPHER_DES 1 +#define CE_ID_CIPHER_DES3 2 +#define CE_ID_CIPHER_MAX 3 + +#define CE_ID_OP_ECB 0 +#define CE_ID_OP_CBC 1 +#define CE_ID_OP_MAX 2 + +/* Used in CE registers */ +#define CE_ERR_ALGO_NOTSUP BIT(0) +#define CE_ERR_DATALEN BIT(1) +#define CE_ERR_KEYSRAM BIT(2) +#define CE_ERR_ADDR_INVALID BIT(5) +#define CE_ERR_KEYLADDER BIT(6) + +#define CE_DIE_ID_SHIFT 16 +#define CE_DIE_ID_MASK 0x07 + +#define MAX_SG 8 + +#define CE_MAX_CLOCKS 3 + +#define MAXFLOW 4 + +/* + * struct ce_clock - Describe clocks used by sun8i-ce + * @name: Name of clock needed by this variant + * @freq: Frequency to set for each clock + * @max_freq: Maximum frequency for each clock (generally given by datasheet) + */ +struct ce_clock { + const char *name; + unsigned long freq; + unsigned long max_freq; +}; + +/* + * struct ce_variant - Describe CE capability for each variant hardware + * @alg_cipher: list of supported ciphers. for each CE_ID_ this will give the + * coresponding CE_ALG_XXX value + * @op_mode: list of supported block modes + * @has_t_dlen_in_bytes: Does the request size for cipher is in + * bytes or words + * @ce_clks: list of clocks needed by this variant + */ +struct ce_variant { + char alg_cipher[CE_ID_CIPHER_MAX]; + u32 op_mode[CE_ID_OP_MAX]; + bool has_t_dlen_in_bytes; + struct ce_clock ce_clks[CE_MAX_CLOCKS]; +}; + +struct sginfo { + u32 addr; + u32 len; +} __packed; + +/* + * struct ce_task - CE Task descriptor + * The structure of this descriptor could be found in the datasheet + */ +struct ce_task { + u32 t_id; + u32 t_common_ctl; + u32 t_sym_ctl; + u32 t_asym_ctl; + u32 t_key; + u32 t_iv; + u32 t_ctr; + u32 t_dlen; + struct sginfo t_src[MAX_SG]; + struct sginfo t_dst[MAX_SG]; + u32 next; + u32 reserved[3]; +} __packed __aligned(8); + +/* + * struct sun8i_ce_flow - Information used by each flow + * @engine: ptr to the crypto_engine for this flow + * @bounce_iv: buffer which contain the IV + * @ivlen: size of bounce_iv + * @keylen: keylen for this flow operation + * @complete: completion for the current task on this flow + * @status: set to 1 by interrupt if task is done + * @method: current method for flow + * @op_dir: direction (encrypt vs decrypt) of this flow + * @op_mode: op_mode for this flow + * @t_phy: Physical address of task + * @tl: pointer to the current ce_task for this flow + * @stat_req: number of request done by this flow + */ +struct sun8i_ce_flow { + struct crypto_engine *engine; + void *bounce_iv; + unsigned int ivlen; + unsigned int keylen; + struct completion complete; + int status; + u32 method; + u32 op_dir; + u32 op_mode; + dma_addr_t t_phy; + int timeout; + struct ce_task *tl; +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG + unsigned long stat_req; +#endif +}; + +/* + * struct sun8i_ce_dev - main container for all this driver information + * @base: base address of CE + * @ceclks: clocks used by CE + * @reset: pointer to reset controller + * @dev: the platform device + * @mlock: Control access to device registers + * @chanlist: array of all flow + * @flow: flow to use in next request + * @variant: pointer to variant specific data + * @dbgfs_dir: Debugfs dentry for statistic directory + * @dbgfs_stats: Debugfs dentry for statistic counters + */ +struct sun8i_ce_dev { + void __iomem *base; + struct clk *ceclks[CE_MAX_CLOCKS]; + struct reset_control *reset; + struct device *dev; + struct mutex mlock; + struct sun8i_ce_flow *chanlist; + atomic_t flow; + const struct ce_variant *variant; +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG + struct dentry *dbgfs_dir; + struct dentry *dbgfs_stats; +#endif +}; + +/* + * struct sun8i_cipher_req_ctx - context for a skcipher request + * @op_dir: direction (encrypt vs decrypt) for this request + * @flow: the flow to use for this request + */ +struct sun8i_cipher_req_ctx { + u32 op_dir; + int flow; +}; + +/* + * struct sun8i_cipher_tfm_ctx - context for a skcipher TFM + * @enginectx: crypto_engine used by this TFM + * @key: pointer to key data + * @keylen: len of the key + * @ce: pointer to the private data of driver handling this TFM + * @fallback_tfm: pointer to the fallback TFM + */ +struct sun8i_cipher_tfm_ctx { + struct crypto_engine_ctx enginectx; + u32 *key; + u32 keylen; + struct sun8i_ce_dev *ce; + struct crypto_sync_skcipher *fallback_tfm; +}; + +/* + * struct sun8i_ce_alg_template - crypto_alg template + * @type: the CRYPTO_ALG_TYPE for this template + * @ce_algo_id: the CE_ID for this template + * @ce_blockmode: the type of block operation CE_ID + * @ce: pointer to the sun8i_ce_dev structure associated with + * this template + * @alg: one of sub struct must be used + * @stat_req: number of request done on this template + * @stat_fb: total of all data len done on this template + */ +struct sun8i_ce_alg_template { + u32 type; + u32 ce_algo_id; + u32 ce_blockmode; + struct sun8i_ce_dev *ce; + union { + struct skcipher_alg skcipher; + } alg; +#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG + unsigned long stat_req; + unsigned long stat_fb; +#endif +}; + +int sun8i_ce_enqueue(struct crypto_async_request *areq, u32 type); + +int sun8i_ce_aes_setkey(struct crypto_skcipher *tfm, const u8 *key, + unsigned int keylen); +int sun8i_ce_des3_setkey(struct crypto_skcipher *tfm, const u8 *key, + unsigned int keylen); +int sun8i_ce_cipher_init(struct crypto_tfm *tfm); +void sun8i_ce_cipher_exit(struct crypto_tfm *tfm); +int sun8i_ce_skdecrypt(struct skcipher_request *areq); +int sun8i_ce_skencrypt(struct skcipher_request *areq); + +int sun8i_ce_get_engine_number(struct sun8i_ce_dev *ce); + +int sun8i_ce_run_task(struct sun8i_ce_dev *ce, int flow, const char *name); From patchwork Sat Oct 12 18:48:44 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Corentin Labbe X-Patchwork-Id: 176064 Delivered-To: patch@linaro.org Received: by 2002:a92:7e96:0:0:0:0:0 with SMTP id q22csp2441472ill; Sat, 12 Oct 2019 11:49:39 -0700 (PDT) X-Google-Smtp-Source: APXvYqyB61yqgrDZY8UkfSr0KX/sXK6lnmq8CCXaFyh+Zj3efUkIPiOxWEfVBMzhsSwCOhuFjk1M X-Received: by 2002:a17:906:2295:: with SMTP id p21mr20491602eja.8.1570906179783; Sat, 12 Oct 2019 11:49:39 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1570906179; cv=none; d=google.com; s=arc-20160816; b=F2ldX3RMNZ/oRSWuyNHSbWkAjLFZDUVcuovd+JCxgGT3SLsorVlJrpfuY59V34jTqH v7EvyQ4+W4qL3y/i15lrGJaPKyQLUeLfw9bFKo+d0o6RRZLD83Ehn6VM66QxTfuaWNr0 qIq6sM7f5Vfo4yylG3Id2PllWOlfHCVq5qFF0/bjB2j35MVa1WEArkAYXhy9RqWOhpcQ TiRvwTGu42/ZCfpJooFkBzZaekMIIMpaXEDBIyvA14NaxVV/LabWibZWU6wRK7XMyXbE p1O13DDcGukwqLYZ/vhMoMC0qrOg7UGKRK9ZaNH2UpxrnfanYaClHwiM8FW6B37TrDus t0qA== ARC-Message-Signature: i=1; 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[209.132.180.67]) by mx.google.com with ESMTP id u8si8966402edb.57.2019.10.12.11.49.39; Sat, 12 Oct 2019 11:49:39 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=NPNVLmWA; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729618AbfJLStF (ORCPT + 23 others); Sat, 12 Oct 2019 14:49:05 -0400 Received: from mail-wm1-f65.google.com ([209.85.128.65]:40671 "EHLO mail-wm1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729528AbfJLStE (ORCPT ); Sat, 12 Oct 2019 14:49:04 -0400 Received: by mail-wm1-f65.google.com with SMTP id b24so13036073wmj.5; Sat, 12 Oct 2019 11:49:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=XSMaBnNcLIC/2A/YQA0ncniU4wnlx2r73tbiVGv77iU=; b=NPNVLmWAeFcXj3knWuqJnAxJ+1GylRrTwiTa77k1yTT3oxlyyyBt8UNmnledAaDpI1 u6djkoPktc+ZxrfozJgsNZTrWPituND1cSkVXNqka6R00deTXKitvsGSNk3+t0qPVyW8 yT7XSpCqhxzmpJpriicVF036kpd4rUTTMWSXi+T2cFU5hpL/5lUGiUOEJ/W6JBcGWYhl 3vAHmdsKXaouQWUf/de7nSu2uvT4Uo/S9AevCKik2kgA2uR+3SBp60kTeEnNnf1bRyYO jOKz3Ex8yRvHwQI90qtb1BAs2iTY6ePGgL3ShQ+9AfQF5dXluk5hqD/AULQ4qleu/JmN 7h7w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=XSMaBnNcLIC/2A/YQA0ncniU4wnlx2r73tbiVGv77iU=; b=niml7z4aHa6AV4r9pDi+MCqURS/Wo8Rj06kgZgnr1pX+QwpVUYFYDIPybfj1t7d+8I BuhX685PKFtb4sT5ExhtDajVRUZs2rwOmS71t3aRQFereUBMI5CfvYtsAIm/DfCrYejq Hs9bRqiXoIJIeKmdv4JsSX4D74YjjIc3uPRECMgUqUNQnOVqoY3kWPaQNDaPgKV9P+76 +63pLPaVJdobze18B4dY75lhCoc3Y8lvqvljcK5524DYTQ035gH5ncfwsaVcAlLZNDbA 4s7D59U6RaG0BVyvBBg+NVZjK02ZxV++fdnlrClyeNrEcqqXbpJmziPJBP+JPhjz+NMm GTWg== X-Gm-Message-State: APjAAAX0sHAcWXnTdG6auxX8nBwQ1h8PLwTiWF2WqGFdXMy+K0RKBYeW a0UyZSl9sYSU3roBz+iNM0Q= X-Received: by 2002:a7b:cd04:: with SMTP id f4mr8103167wmj.91.1570906141381; Sat, 12 Oct 2019 11:49:01 -0700 (PDT) Received: from Red.localdomain ([2a01:cb1d:147:7200:2e56:dcff:fed2:c6d6]) by smtp.googlemail.com with ESMTPSA id a13sm33670580wrf.73.2019.10.12.11.49.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 12 Oct 2019 11:49:00 -0700 (PDT) From: Corentin Labbe To: catalin.marinas@arm.com, davem@davemloft.net, herbert@gondor.apana.org.au, linux@armlinux.org.uk, mark.rutland@arm.com, mripard@kernel.org, robh+dt@kernel.org, wens@csie.org, will@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Corentin Labbe , Rob Herring Subject: [PATCH v4 03/11] dt-bindings: crypto: Add DT bindings documentation for sun8i-ce Crypto Engine Date: Sat, 12 Oct 2019 20:48:44 +0200 Message-Id: <20191012184852.28329-4-clabbe.montjoie@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191012184852.28329-1-clabbe.montjoie@gmail.com> References: <20191012184852.28329-1-clabbe.montjoie@gmail.com> MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds documentation for Device-Tree bindings for the Crypto Engine cryptographic accelerator driver. Reviewed-by: Rob Herring Signed-off-by: Corentin Labbe --- .../bindings/crypto/allwinner,sun8i-ce.yaml | 88 +++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml -- 2.21.0 diff --git a/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml b/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml new file mode 100644 index 000000000000..2c459b8c76ff --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml @@ -0,0 +1,88 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/crypto/allwinner,sun8i-ce.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Allwinner Crypto Engine driver + +maintainers: + - Corentin Labbe + +properties: + compatible: + enum: + - allwinner,sun8i-h3-crypto + - allwinner,sun8i-r40-crypto + - allwinner,sun50i-a64-crypto + - allwinner,sun50i-h5-crypto + - allwinner,sun50i-h6-crypto + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: Bus clock + - description: Module clock + - description: MBus clock + minItems: 2 + maxItems: 3 + + clock-names: + items: + - const: bus + - const: mod + - const: ram + minItems: 2 + maxItems: 3 + + resets: + maxItems: 1 + +if: + properties: + compatible: + items: + const: allwinner,sun50i-h6-crypto +then: + properties: + clocks: + minItems: 3 + clock-names: + minItems: 3 +else: + properties: + clocks: + maxItems: 2 + clock-names: + maxItems: 2 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + +additionalProperties: false + +examples: + - | + #include + #include + #include + + crypto: crypto@1c15000 { + compatible = "allwinner,sun8i-h3-crypto"; + reg = <0x01c15000 0x1000>; + interrupts = ; + clocks = <&ccu CLK_BUS_CE>, <&ccu CLK_CE>; + clock-names = "bus", "mod"; + resets = <&ccu RST_BUS_CE>; + }; + From patchwork Sat Oct 12 18:48:49 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Corentin Labbe X-Patchwork-Id: 176062 Delivered-To: patch@linaro.org Received: by 2002:a92:7e96:0:0:0:0:0 with SMTP id q22csp2441303ill; Sat, 12 Oct 2019 11:49:29 -0700 (PDT) X-Google-Smtp-Source: APXvYqws7nfIA0ik5Kd/8ENoFrYnArrZG0ytn606MVMrB140hNxnx5mu7uI2n+VDoYE6yiSRjlMX X-Received: by 2002:a17:906:fac6:: with SMTP id lu6mr20232325ejb.126.1570906169320; Sat, 12 Oct 2019 11:49:29 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1570906169; cv=none; d=google.com; s=arc-20160816; b=XXWtbYiNiremKEF/25OSTv0dEmGB0rh3KfmY99svAuN2XD+I64nZt7+yIr5dWOAYzN VFSUdRfxfJ0TpkOuXlJgF5GyyeLR56zwzmymoi0ePYi2+mxlgaudCx6qoCsvjLYx7frt b40E5RGHKJpkvT4aYmhBtjOYKmfETUpDKrXm+FSlDX+o0WYjbED4RP4i+Qp0l38KYTQ1 /RLzbKZECl78ckEczA3IR1zZz9YCQL8tzHC2YJRbM2h3N2wCXr+5tYN+iukmX+GvNxam nQaLkTxtx1zZydzgRz8M4sremqvDPyBn5nRFtI5EAsQhM1vpC8I7L8unVa4l+ZhvdqJI qWxA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=44TuELDtNCusYZupj5B8B0t5vnjX1mlerc4abRfeM5Q=; b=ZQAVzKE0O2XGqR0m3AHQvkjB3s3UY3ELL69l1zmm8/C/a81XKEonMHBX8Wb/aew8hR 05A7ULxXsFs/7jtDRO36Ab1mU1H+3Xg4lSICN5qoKeTjXxyuSut+1PLmQDTwrf0JlU0q ZUvryNcvTneCmUCJZgDIzoetA7aJITwoqUpTTYLkgQZKMY0W/XjNq1fl3+KcqnI3kX1V /PCw3GrcZswkjx6YWCJwinuWFjxkdNNk8rr/7+n+GYIUkHU0vwv4INQVn0eGA0KD4cQk 0SV9fBzoWiKMzymBYcbY+WwQMZuSZ7nHSpj6EDRMdoVI79kATO+zrKEDEFFBWD8R2Z6R TtTA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=dzzB+q06; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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This patch enables the Crypto Engine on the Allwinner H6 SoC Device-tree. Signed-off-by: Corentin Labbe --- arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) -- 2.21.0 diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi index 5d7ab540b950..89d09b441abc 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi @@ -149,6 +149,15 @@ allwinner,sram = <&ve_sram 1>; }; + crypto: crypto@1904000 { + compatible = "allwinner,sun50i-h6-crypto"; + reg = <0x01904000 0x1000>; + interrupts = ; + clocks = <&ccu CLK_BUS_CE>, <&ccu CLK_CE>, <&ccu CLK_MBUS_CE>; + clock-names = "bus", "mod", "ram"; + resets = <&ccu RST_BUS_CE>; + }; + syscon: syscon@3000000 { compatible = "allwinner,sun50i-h6-system-control", "allwinner,sun50i-a64-system-control"; From patchwork Sat Oct 12 18:48:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Corentin Labbe X-Patchwork-Id: 176060 Delivered-To: patch@linaro.org Received: by 2002:a92:7e96:0:0:0:0:0 with SMTP id q22csp2441146ill; Sat, 12 Oct 2019 11:49:18 -0700 (PDT) X-Google-Smtp-Source: APXvYqyCTzPHonf5vz7g88NmNqJID3jiObKsZAp4mQxJmgmLH5vqBZX6W5n6KUEP6W89NNzcCke9 X-Received: by 2002:a17:906:8608:: with SMTP id o8mr20715031ejx.179.1570906158210; Sat, 12 Oct 2019 11:49:18 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1570906158; cv=none; d=google.com; s=arc-20160816; b=fr+x9TTSsHdWU0MAtmNSjKMbwJtZ618q2sGO4OGzRNH47pXJhCpmIYocZGmrj2BIWG ox5J4Nqev+QhSJrPkN48sdH/ygD3eBHGFCIg8BI4GwP5AUgeAcbRGiLVnDNnY0PNtPpC 8DuNEqkO6jMTBEa6Z0CAXFJ2c3p9Y++gduQrWE2bZTRN/XbYnzElVEn0yY/IodrzeqB+ JIBQAfqanjjvb5r5lsy9gDWHVHrJmDbaJTFhuF2T27IJqAAnqib5Dm/0m35NmUdlyFCZ w7KTG4c7ObMAc2h0LuD1uH3CynwF3oZsTTK6AGOC7fVhpW80WK0Fk7qoRUQouZOJZHiW Kq+A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=rYi1VSAulK4JfPFywnxCiz/tj4/4Gu/YnXW7odKIbWU=; b=F9mB95uBEZ2rNkk9gnPUjTe5xsB+sx83AuKqAWt7dIMA3b0JL6KJqRwNJKI+q9NWvj 5lW3BPHh9NM7+CWBdAJW6FLHXok2mWwyexs8iVB26nci1w34hKo/ltgSSW17hK/apMbS Jt0eDU1jblNa1WDJ/dRaywDsdXgwfwthKu5QsJbbs5b6NCl4EchXxd0h6+3xrTyotp3u 7h7+bMym127NBurRcDGkCfH9Mip1yKHNyCM7OlzILwbZc5aFtgzbyHLcGPEzWPEesss+ f6SXXzSeFhLIuSGb3DENNrBK6UmoVnI2FhU9haFESpDSvPK8Ga7dj5DiFDLEh+za8CPM lYEw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=XmVN7x19; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id f16si8088186edm.54.2019.10.12.11.49.18; Sat, 12 Oct 2019 11:49:18 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=XmVN7x19; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729710AbfJLStR (ORCPT + 23 others); Sat, 12 Oct 2019 14:49:17 -0400 Received: from mail-wr1-f68.google.com ([209.85.221.68]:39662 "EHLO mail-wr1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729671AbfJLStM (ORCPT ); Sat, 12 Oct 2019 14:49:12 -0400 Received: by mail-wr1-f68.google.com with SMTP id r3so15258049wrj.6; Sat, 12 Oct 2019 11:49:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=rYi1VSAulK4JfPFywnxCiz/tj4/4Gu/YnXW7odKIbWU=; b=XmVN7x19aNaggULUvSZupAZZMhzBhr48faHS49pLiyxHuLH7y5SM1o5T80Nh+jPNS7 JR5KWuIxukmwkvtbXEGGfqkj94RL2aXIKQKgiGjTxJZzAT53BnpFryHT3edc8hpVitbq ohbLzYHBTiKONPpe+MLsNGZUoNyApYxRGAi0CWUObjxq8mo3GNnspczXPNqTwkHtcBAg fFmFb526ssToYKID1oL+DdlJwf/RtX1oNIv6wn4LCHm/oymv44myVjGjBNRvPu5/wmzK YGCsR2h/O48Ev5U9vzNNWxtULtzuCCZ96TRKNWnFMU/bN0WD0icKheXIre9hvmWrQ3+b W2mg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=rYi1VSAulK4JfPFywnxCiz/tj4/4Gu/YnXW7odKIbWU=; b=Kl+DLT+/5w+PQpT1phzh1xMa0dx7KYf8rcACblBqWzt2AfWniH8vhQybQPxudB2JRK YvOms/uEz9tmg0jpnXCxo1jPGfEwytGAb2/jX8Az5Qo9Z2RSN2HyvwGUMPMT5A4lXrJN FNuDl8yK0BFvj4yWK+w8cWVRWjklPFRC8d8SRuNR1cs4QrUJRmhvX+OqCi/59jMl35Fa EcGtD9aWSRSaN39373GRDC400HLilxITro7t7yiMCYIUtbik7wXl0pMQSgJRiX3Q5k1/ CCZhAFfR65dckYgfvT/cZRWimlMN2UjJb1S3kbDdLyI2unq7W7jOGu7tR/7AIo7rSbgN rHig== X-Gm-Message-State: APjAAAWnIqDZYMtwdxyH6QNZgwjoGANnFsNtGFZQelVClOsUSN1GT6or A7SF/awmQH1k/F9jVUHNK70= X-Received: by 2002:adf:ff8b:: with SMTP id j11mr16749547wrr.299.1570906150269; Sat, 12 Oct 2019 11:49:10 -0700 (PDT) Received: from Red.localdomain ([2a01:cb1d:147:7200:2e56:dcff:fed2:c6d6]) by smtp.googlemail.com with ESMTPSA id a13sm33670580wrf.73.2019.10.12.11.49.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 12 Oct 2019 11:49:09 -0700 (PDT) From: Corentin Labbe To: catalin.marinas@arm.com, davem@davemloft.net, herbert@gondor.apana.org.au, linux@armlinux.org.uk, mark.rutland@arm.com, mripard@kernel.org, robh+dt@kernel.org, wens@csie.org, will@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Corentin Labbe Subject: [PATCH v4 10/11] arm64: defconfig: add new Allwinner crypto options Date: Sat, 12 Oct 2019 20:48:51 +0200 Message-Id: <20191012184852.28329-11-clabbe.montjoie@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191012184852.28329-1-clabbe.montjoie@gmail.com> References: <20191012184852.28329-1-clabbe.montjoie@gmail.com> MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds the new allwinner crypto configs to ARM64 defconfig Signed-off-by: Corentin Labbe --- arch/arm64/configs/defconfig | 2 ++ 1 file changed, 2 insertions(+) -- 2.21.0 diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index c9adae41bac0..c45fb6822e4a 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -114,6 +114,8 @@ CONFIG_CRYPTO_AES_ARM64_CE_CCM=y CONFIG_CRYPTO_AES_ARM64_CE_BLK=y CONFIG_CRYPTO_CHACHA20_NEON=m CONFIG_CRYPTO_AES_ARM64_BS=m +CONFIG_CRYPTO_DEV_ALLWINNER=y +CONFIG_CRYPTO_DEV_SUN8I_CE=m CONFIG_JUMP_LABEL=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y