From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A5771C33CAF for ; Thu, 16 Jan 2020 19:20:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7F6F62073A for ; Thu, 16 Jan 2020 19:20:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579202436; bh=KgWLpGmJabYFlPdaEcw9F4Ql3GDN+A68D5/eBZPRZNk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=pJVGEjCwdQFc8EGaDp80kC/ji9yzdJisPDvXN4Cg24lvrgIDSIleUA5NVYD7rluAO YuQj4494oTEoSg6B/GJ4CYFKPoQi0kVqaa8x9qLfBFjuLh+M1hSVe6bfQzu0D87RrE Hp7qqS1riFBoob203mz6hK3LYfXKouEDHaKttkG8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731934AbgAPTUf (ORCPT ); Thu, 16 Jan 2020 14:20:35 -0500 Received: from mail.kernel.org ([198.145.29.99]:38062 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729285AbgAPQx4 (ORCPT ); Thu, 16 Jan 2020 11:53:56 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 72DA220730; Thu, 16 Jan 2020 16:53:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579193635; bh=KgWLpGmJabYFlPdaEcw9F4Ql3GDN+A68D5/eBZPRZNk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qndo76CEdaPTH6I9zBd2303VpKl6/ryXHtzKkdmJuH0HRt//TVSW1jV30q7aRPl70 PgM0g2vN/inAbFUTLrjfAliPe1ByoLjSH3Opl6/i4ghIxp2ZY1VoxP/XLtHO26T/DG EmVn11W/Dd2clUhKzSBLULCt77lCbWvfqfh/hbbM= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Corentin Labbe , Herbert Xu , Sasha Levin , linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH AUTOSEL 5.4 168/205] crypto: sun4i-ss - fix big endian issues Date: Thu, 16 Jan 2020 11:42:23 -0500 Message-Id: <20200116164300.6705-168-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200116164300.6705-1-sashal@kernel.org> References: <20200116164300.6705-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org Archived-At: List-Archive: List-Post: From: Corentin Labbe [ Upstream commit d1d787bcebfe122a5bd443ae565696661e2e9656 ] When testing BigEndian kernel, the sun4i-ss was failling all crypto tests. This patch fix endian issues with it. Fixes: 6298e948215f ("crypto: sunxi-ss - Add Allwinner Security System crypto accelerator") Signed-off-by: Corentin Labbe Signed-off-by: Herbert Xu Signed-off-by: Sasha Levin --- drivers/crypto/sunxi-ss/sun4i-ss-hash.c | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c index 1369c5fa3087..07df012893bb 100644 --- a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c +++ b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c @@ -175,7 +175,7 @@ static int sun4i_hash(struct ahash_request *areq) */ unsigned int i = 0, end, fill, min_fill, nwait, nbw = 0, j = 0, todo; unsigned int in_i = 0; - u32 spaces, rx_cnt = SS_RX_DEFAULT, bf[32] = {0}, wb = 0, v, ivmode = 0; + u32 spaces, rx_cnt = SS_RX_DEFAULT, bf[32] = {0}, v, ivmode = 0; struct sun4i_req_ctx *op = ahash_request_ctx(areq); struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq); struct sun4i_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm); @@ -184,6 +184,7 @@ static int sun4i_hash(struct ahash_request *areq) struct sg_mapping_iter mi; int in_r, err = 0; size_t copied = 0; + __le32 wb = 0; dev_dbg(ss->dev, "%s %s bc=%llu len=%u mode=%x wl=%u h0=%0x", __func__, crypto_tfm_alg_name(areq->base.tfm), @@ -395,7 +396,7 @@ static int sun4i_hash(struct ahash_request *areq) nbw = op->len - 4 * nwait; if (nbw) { - wb = *(u32 *)(op->buf + nwait * 4); + wb = cpu_to_le32(*(u32 *)(op->buf + nwait * 4)); wb &= GENMASK((nbw * 8) - 1, 0); op->byte_count += nbw; @@ -404,7 +405,7 @@ static int sun4i_hash(struct ahash_request *areq) /* write the remaining bytes of the nbw buffer */ wb |= ((1 << 7) << (nbw * 8)); - bf[j++] = wb; + bf[j++] = le32_to_cpu(wb); /* * number of space to pad to obtain 64o minus 8(size) minus 4 (final 1) @@ -423,13 +424,13 @@ static int sun4i_hash(struct ahash_request *areq) /* write the length of data */ if (op->mode == SS_OP_SHA1) { - __be64 bits = cpu_to_be64(op->byte_count << 3); - bf[j++] = lower_32_bits(bits); - bf[j++] = upper_32_bits(bits); + __be64 *bits = (__be64 *)&bf[j]; + *bits = cpu_to_be64(op->byte_count << 3); + j += 2; } else { - __le64 bits = op->byte_count << 3; - bf[j++] = lower_32_bits(bits); - bf[j++] = upper_32_bits(bits); + __le64 *bits = (__le64 *)&bf[j]; + *bits = cpu_to_le64(op->byte_count << 3); + j += 2; } writesl(ss->base + SS_RXFIFO, bf, j); @@ -471,7 +472,7 @@ static int sun4i_hash(struct ahash_request *areq) } } else { for (i = 0; i < 4; i++) { - v = readl(ss->base + SS_MD0 + i * 4); + v = cpu_to_le32(readl(ss->base + SS_MD0 + i * 4)); memcpy(areq->result + i * 4, &v, 4); } } -- 2.20.1