From patchwork Mon Feb 5 15:55:14 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 770457 Received: from mx1.sberdevices.ru (mx2.sberdevices.ru [45.89.224.132]) (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 9A734481D1; Mon, 5 Feb 2024 15:55:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.89.224.132 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707148560; cv=none; b=VBya5ivhaekv2eQSr7rk8XnU4O3Li2nrkFNAxVKZA9TQH47oHnRmH7dz6y1GBvAjRQZZu5Q4D64mW9L8fPEaUeInRnkaw7zVYn3hk93thuY6UwfffrnHjPzkiLJuYPt5744rS0M/bL1MjaPWDr7Y9jkTEa8f4cbpN3KikFiXqdE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707148560; c=relaxed/simple; bh=2fnMOMJDILFlwcaehQpUmfFbp+tRlWd7EHYHAr2Uks8=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Vx9zE23m+z2NmWKv03nyL1vItHFBWyfxw9N6TcPoNbDgxhFHBIXAkRFO6TgXhJAiyQooT6km8ty+Us7eH5hwt8qBuiNN026JXQJnMzAu5c61ire8lr3j65Z0x+WzHEJzB4HbwRHyACXzlUNhLlSyneALMRkHQcJSCNyVFkF9x8U= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine 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=mQoN8TtD; arc=none smtp.client-ip=45.89.224.132 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine 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="mQoN8TtD" Received: from p-infra-ksmg-sc-msk02 (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id BB3FC12000F; Mon, 5 Feb 2024 18:55:52 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru BB3FC12000F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=salutedevices.com; s=mail; t=1707148552; bh=zDAhb+Rc1l4GwazN7hwx3va0URSvsV0XxGiBlV0n2II=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=mQoN8TtDtmXVyYxWgfnNrEcm8+y2z2IuHfnT9QyGi9lNACTp4j4QuV1Ln3KbtmZuU 0eUg2n7J5/ppxD1zE4vLjU/V8W0d2NrvlQ+g4u98IdXHjw44GteyO8GgOACQcL5+hU lR1fdogiA5bUWXQJNScsLpiZP6teEoTF8qkwodET9h5zbowUPAmkwfzgoh0Qp3V7sD cuzcKH8cPQGR1OCM78EZQl76ezPzjrBUpHcQFFdDpHgKJq748ZZRNO3w9RhU17xn8+ /U9YlR9OlaeK/V6OgGwPH60yqKkp0Ju6k8oEKhZydcMAOcIFBmNBuipkwgpRBOH7H6 7muXxZhNDblOg== Received: from smtp.sberdevices.ru (p-i-exch-sc-m01.sberdevices.ru [172.16.192.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.sberdevices.ru (Postfix) with ESMTPS; Mon, 5 Feb 2024 18:55:52 +0300 (MSK) Received: from user-A520M-DS3H.sberdevices.ru (100.64.160.123) by p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Mon, 5 Feb 2024 18:55:52 +0300 From: Alexey Romanov To: , , , , , , , , , CC: , , , , , , Alexey Romanov Subject: [PATCH v3 13/20] drivers: crypto: meson: use fallback for 192-bit keys Date: Mon, 5 Feb 2024 18:55:14 +0300 Message-ID: <20240205155521.1795552-14-avromanov@salutedevices.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240205155521.1795552-1-avromanov@salutedevices.com> References: <20240205155521.1795552-1-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-m02.sberdevices.ru (172.16.192.103) To p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 183204 [Feb 05 2024] X-KSMG-AntiSpam-Version: 6.1.0.3 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: 7 0.3.7 6d6bf5bd8eea7373134f756a2fd73e9456bb7d1a, {Tracking_from_domain_doesnt_match_to}, d41d8cd98f00b204e9800998ecf8427e.com:7.1.1; 100.64.160.123:7.1.2; 127.0.0.199:7.1.2; salutedevices.com:7.1.1; smtp.sberdevices.ru:7.1.1,5.0.1, 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: 2024/02/05 10:19:00 #23362212 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 828109f4a1c3..da593130553e 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(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 f3b5e004b3a5..429c3474028b 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-core.c +++ b/drivers/crypto/amlogic/amlogic-gxl-core.c @@ -215,6 +215,7 @@ static const struct meson_pdata meson_gxl_pdata = { .status_reg = 0x4, .need_clk = true, .setup_desc_cnt = 3, + .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 7f6d91e7b365..2d2777a25453 100644 --- a/drivers/crypto/amlogic/amlogic-gxl.h +++ b/drivers/crypto/amlogic/amlogic-gxl.h @@ -98,12 +98,14 @@ struct meson_flow { * @reg_status: offset to status register * @need_clk: clock input is needed * @setup_desc_cnt: number of setup descriptor to configure. + * @support_192bit_key: indicates whether platform support AES 192-bit key */ struct meson_pdata { u32 descs_reg; u32 status_reg; bool need_clk; u32 setup_desc_cnt; + bool support_192bit_key; }; /*