From patchwork Thu Apr 11 13:38:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 13625966 X-Patchwork-Delegate: herbert@gondor.apana.org.au Received: from mx1.sberdevices.ru (mx1.sberdevices.ru [37.18.73.165]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C4DF014D6E4; Thu, 11 Apr 2024 13:39:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=37.18.73.165 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712842752; cv=none; b=Oer29O/KKqKQAfEO4D2VTHOhqXBa4NzStHp7QW6dbl4qeeluZFiWLLRlYXoXpjWe42Y3s9EynIeGqWUDvr+OjY+M82QLDzx/WLP1QzeU94xv1wuMfjahD/1SnB/H8XXf9w+OaNAawl3JjMzxvrJTz8mef9DPv5SGiiPYWifq59c= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712842752; c=relaxed/simple; bh=Fspv0VUWIGgqAF6DPsEB4r8hOKmcOHqMGaxpyD+TtQE=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ZZK4yl2ZGi24EHEWgNpyAzFCH0meFEfsu2QiqxyVfGv56u9HlGxmI/ql5iX6DH80kC7jJcZXjemjITVW7Uvl//m65OIaaVnmAFIUacZkdLJOzeDlDsq51vRE5pGp/+GW+up+06tNTaF0YrMsHvXzR8p29NgRX1rwnwLQEMLJJmQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=salutedevices.com; spf=pass smtp.mailfrom=salutedevices.com; dkim=pass (2048-bit key) header.d=salutedevices.com header.i=@salutedevices.com header.b=kCB3bg05; arc=none smtp.client-ip=37.18.73.165 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=salutedevices.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=salutedevices.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=salutedevices.com header.i=@salutedevices.com header.b="kCB3bg05" Received: from p-infra-ksmg-sc-msk01 (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id 1CDBF10003D; Thu, 11 Apr 2024 16:39:09 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru 1CDBF10003D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=salutedevices.com; s=mail; t=1712842749; bh=Sz/WVCf45FY5vSFypYhGtRQCfa45fyJnzDpf+z86rS0=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=kCB3bg05yS7Kx2qvqpWJR9Wrvy7Pvjmp0bYEdBEINy2QyvhEIIawMk0Db/bDilCek YOqYPype5uDoEdlc3TKRS2rdFrBSZ5OzhXej1ho8SALFKkLq3RGasNsWcNQwtdw4Qq Dw4z2GUbxzBPv1i6XaKoyrJsn4PFYUKuxrXOwcxXSAwRPkvRTj1pupZJGLsVVR0Ind nBj3ZjqS0DsAEb+6/c8e9jUo1pHgHlaahVvUmb28wUxmPPx/z8jC7g8mbsY6A0cfJP AThx4e9YIASyYzp6hChSWiPpmh9PJ4IesN+hKj7IP2pp4DAOy1Ppkc2KUgqWqXRhsn Jf5VKjpj3CjgA== Received: from smtp.sberdevices.ru (p-i-exch-sc-m02.sberdevices.ru [172.16.192.103]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.sberdevices.ru (Postfix) with ESMTPS; Thu, 11 Apr 2024 16:39:08 +0300 (MSK) Received: from user-A520M-DS3H.sberdevices.ru (100.64.160.123) by p-i-exch-sc-m02.sberdevices.ru (172.16.192.103) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Thu, 11 Apr 2024 16:39:08 +0300 From: Alexey Romanov To: , , , , , , , , , , CC: , , , , , , Alexey Romanov Subject: [PATCH v7 13/23] drivers: crypto: meson: use fallback for 192-bit keys Date: Thu, 11 Apr 2024 16:38:22 +0300 Message-ID: <20240411133832.2896463-14-avromanov@salutedevices.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240411133832.2896463-1-avromanov@salutedevices.com> References: <20240411133832.2896463-1-avromanov@salutedevices.com> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) To p-i-exch-sc-m02.sberdevices.ru (172.16.192.103) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 184672 [Apr 11 2024] X-KSMG-AntiSpam-Version: 6.1.0.4 X-KSMG-AntiSpam-Envelope-From: avromanov@salutedevices.com X-KSMG-AntiSpam-Rate: 0 X-KSMG-AntiSpam-Status: not_detected X-KSMG-AntiSpam-Method: none X-KSMG-AntiSpam-Auth: dkim=none X-KSMG-AntiSpam-Info: LuaCore: 16 0.3.16 6e64c33514fcbd07e515710c86ba61de7f56194e, {Tracking_from_domain_doesnt_match_to}, smtp.sberdevices.ru:5.0.1,7.1.1;100.64.160.123:7.1.2;d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;127.0.0.199:7.1.2;salutedevices.com:7.1.1, FromAlignment: s, ApMailHostAddress: 100.64.160.123 X-MS-Exchange-Organization-SCL: -1 X-KSMG-AntiSpam-Interceptor-Info: scan successful X-KSMG-AntiPhishing: Clean X-KSMG-LinksScanning: Clean X-KSMG-AntiVirus: Kaspersky Secure Mail Gateway, version 2.0.1.6960, bases: 2024/04/11 09:22:00 #24744908 X-KSMG-AntiVirus-Status: Clean, skipped Unforunately, not all Amlogic SoC's have a 192-bit key support for AES algo. In this case, use fallback. Signed-off-by: Alexey Romanov --- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 7 +++++++ drivers/crypto/amlogic/amlogic-gxl-core.c | 1 + drivers/crypto/amlogic/amlogic-gxl.h | 2 ++ 3 files changed, 10 insertions(+) diff --git a/drivers/crypto/amlogic/amlogic-gxl-cipher.c b/drivers/crypto/amlogic/amlogic-gxl-cipher.c index 14621495de84..30f248ca31c7 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-cipher.c +++ b/drivers/crypto/amlogic/amlogic-gxl-cipher.c @@ -41,6 +41,13 @@ static bool meson_cipher_need_fallback_sg(struct skcipher_request *areq, static bool meson_cipher_need_fallback(struct skcipher_request *areq) { + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(areq); + struct meson_cipher_tfm_ctx *op = crypto_skcipher_ctx_dma(tfm); + struct meson_dev *mc = op->mc; + + if (op->keymode == DESC_MODE_AES_192 && !mc->pdata->support_192bit_key) + return true; + if (areq->cryptlen == 0) return true; diff --git a/drivers/crypto/amlogic/amlogic-gxl-core.c b/drivers/crypto/amlogic/amlogic-gxl-core.c index 2c8387906655..4acacd925a21 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-core.c +++ b/drivers/crypto/amlogic/amlogic-gxl-core.c @@ -283,6 +283,7 @@ static const struct meson_pdata meson_gxl_pdata = { .setup_desc_cnt = 3, .hasher_supported = false, .reverse_keyiv = true, + .support_192bit_key = true, }; static const struct of_device_id meson_crypto_of_match_table[] = { diff --git a/drivers/crypto/amlogic/amlogic-gxl.h b/drivers/crypto/amlogic/amlogic-gxl.h index 2eee3e0ea0b2..86dd9f10debe 100644 --- a/drivers/crypto/amlogic/amlogic-gxl.h +++ b/drivers/crypto/amlogic/amlogic-gxl.h @@ -98,6 +98,7 @@ struct meson_flow { * @reg_status: offset to status register * @setup_desc_cnt: number of setup descriptor to configure. * @hasher_supported: indecates whether hasher is supported. + * @support_192bit_key: indicates whether platform support AES 192-bit key */ struct meson_pdata { u32 descs_reg; @@ -105,6 +106,7 @@ struct meson_pdata { u32 setup_desc_cnt; bool hasher_supported; bool reverse_keyiv; + bool support_192bit_key; }; /*