From patchwork Sat Apr 10 09:47:01 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hui Tang X-Patchwork-Id: 418924 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 B9166C43460 for ; Sat, 10 Apr 2021 09:50:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 92B6361028 for ; Sat, 10 Apr 2021 09:50:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234618AbhDJJuz (ORCPT ); Sat, 10 Apr 2021 05:50:55 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:16563 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233943AbhDJJuy (ORCPT ); Sat, 10 Apr 2021 05:50:54 -0400 Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4FHVYg25JQz17RFW; Sat, 10 Apr 2021 17:48:23 +0800 (CST) Received: from localhost.localdomain (10.67.165.24) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.498.0; Sat, 10 Apr 2021 17:50:28 +0800 From: Hui Tang To: , CC: , , , Subject: [PATCH 3/3] crypto: hisilicon/hpre - add debug log Date: Sat, 10 Apr 2021 17:47:01 +0800 Message-ID: <1618048021-50335-4-git-send-email-tanghui20@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1618048021-50335-1-git-send-email-tanghui20@huawei.com> References: <1618048021-50335-1-git-send-email-tanghui20@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org When the received sqe is abnormal, the error message in the sqe written back by the hardware is printed to help to analyze the abnormal causes. Signed-off-by: Hui Tang --- drivers/crypto/hisilicon/hpre/hpre_crypto.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) -- 2.8.1 diff --git a/drivers/crypto/hisilicon/hpre/hpre_crypto.c b/drivers/crypto/hisilicon/hpre/hpre_crypto.c index 0adaf92..c8531c0 100644 --- a/drivers/crypto/hisilicon/hpre/hpre_crypto.c +++ b/drivers/crypto/hisilicon/hpre/hpre_crypto.c @@ -325,14 +325,16 @@ static void hpre_hw_data_clr_all(struct hpre_ctx *ctx, static int hpre_alg_res_post_hf(struct hpre_ctx *ctx, struct hpre_sqe *sqe, void **kreq) { + struct device *dev = HPRE_DEV(ctx); struct hpre_asym_request *req; - unsigned int err, done; + unsigned int err, done, alg; int id; #define HPRE_NO_HW_ERR 0 #define HPRE_HW_TASK_DONE 3 #define HREE_HW_ERR_MASK 0x7ff #define HREE_SQE_DONE_MASK 0x3 +#define HREE_ALG_TYPE_MASK 0x1f id = (int)le16_to_cpu(sqe->tag); req = ctx->req_list[id]; hpre_rm_req_from_ctx(req); @@ -347,6 +349,10 @@ static int hpre_alg_res_post_hf(struct hpre_ctx *ctx, struct hpre_sqe *sqe, if (likely(err == HPRE_NO_HW_ERR && done == HPRE_HW_TASK_DONE)) return 0; + alg = le32_to_cpu(sqe->dw0) & HREE_ALG_TYPE_MASK; + dev_err_ratelimited(dev, "alg[0x%x] error: done[0x%x], etype[0x%x]\n", + alg, done, err); + return -EINVAL; }