From patchwork Tue Aug 20 14:56:13 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 821833 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 4C9FC1946B3; Tue, 20 Aug 2024 14:57:09 +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=1724165831; cv=none; b=MD78jFO5gJisF5eI86XU6L+oOJBEOaeZwkpDx9WiRlt5vWEZGWyD7Oh83E6jep10WAd1vseaHGn2rgldc9uvWJXmMDjS64gToW2zZBwsyBcPLs/HdQFJi2gAgzie1F8sUQQLQLpN1aWaZ/Z9W2YL9OOxAgVMkmHL3G80FJ2XzgI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724165831; c=relaxed/simple; bh=xgiDX+BeMZoQV+aDSQH1fFk7dZzL/1mxvuLq6+KGTrA=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=onZlN+PE7W5wPsbK+NplaoP2GZbivdbVdEw35ISehxYlZ+IwexJg/ZnWwUpc/nhBQeAdVsp4hEDRszwgT4QmtKo9XCnOeJE6HRqoSfZm+E6jZsCcnFQJguxDqz9Gdv7ujQWZSd0k0pss20ZHEf6wnNhFlvWB0Tpe+/rqX6lFfAs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=salutedevices.com; spf=pass smtp.mailfrom=s2b.tech; dkim=pass (2048-bit key) header.d=salutedevices.com header.i=@salutedevices.com header.b=N75qmF7Z; arc=none smtp.client-ip=45.89.224.132 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=s2b.tech Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=salutedevices.com header.i=@salutedevices.com header.b="N75qmF7Z" Received: from p-infra-ksmg-sc-msk02.sberdevices.ru (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id 66F73120018; Tue, 20 Aug 2024 17:57:07 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru 66F73120018 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=salutedevices.com; s=mail; t=1724165827; bh=DgJfoZhNac/Vb16bqDO/YWJfaLqaPOJxSDkBWnAtWOI=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=N75qmF7Zwcu3IfI5xRVo/75+RHZrndCT/IVuBMNZT2yx9cXAC7NVwxE8KDpoN4DNZ PuJMZjaHDUfU+01qL+Rr/NoMtHcOTtabgLXDYnTG9Eqy4+2p3YS43LGMR4Q3x/prMk LDGhWGKxYFQNceW6EFyAysRzd+oGlz4IclXY3sdAosilftt578oxyihSvwqrZFMc0s fj1p9UXjb0kAd8Q8IrIAmonwozSSmQh1B5Yv6NGB0JcXSnb5lFHm62TshXKH/9v63M vItmbmA7L38URoIBMnDuaOSl8+z7vBNcYCjny+WRbRlrFgaEGukAIcTGHRKy+8Mcrr d9iBAeB4suAsQ== 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; Tue, 20 Aug 2024 17:57:06 +0300 (MSK) From: Alexey Romanov To: , , , , , , , , , , CC: , , , , , , Alexey Romanov Subject: [PATCH v9 13/23] drivers: crypto: meson: use fallback for 192-bit keys Date: Tue, 20 Aug 2024 17:56:13 +0300 Message-ID: <20240820145623.3500864-14-avromanov@salutedevices.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240820145623.3500864-1-avromanov@salutedevices.com> References: <20240820145623.3500864-1-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-a-m1.sberdevices.ru (172.24.196.116) 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: 187181 [Aug 20 2024] X-KSMG-AntiSpam-Version: 6.1.0.4 X-KSMG-AntiSpam-Envelope-From: avromanov@s2b.tech 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: 27 0.3.27 71302da218a62dcd84ac43314e19b5cc6b38e0b6, {Tracking_smtp_not_equal_from}, {Tracking_from_domain_doesnt_match_to}, salutedevices.com:7.1.1; d41d8cd98f00b204e9800998ecf8427e.com:7.1.1; 127.0.0.199:7.1.2; smtp.sberdevices.ru:5.0.1,7.1.1; s2b.tech:7.1.1, {Tracking_smtp_domain_mismatch}, {Tracking_smtp_domain_2level_mismatch}, FromAlignment: n 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: 2024/08/20 03:45:00 #26365304 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 5c5956a18744..2c026edb60ed 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 de11e174f03d..01913daf1bf4 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; }; /*