From patchwork Fri May 21 09:57:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "yekai \(A\)" X-Patchwork-Id: 444784 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 6D5D7C433B4 for ; Fri, 21 May 2021 10:01:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4CC3861019 for ; Fri, 21 May 2021 10:01:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231584AbhEUKCv (ORCPT ); Fri, 21 May 2021 06:02:51 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:3468 "EHLO szxga07-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232211AbhEUKCW (ORCPT ); Fri, 21 May 2021 06:02:22 -0400 Received: from dggems703-chm.china.huawei.com (unknown [172.30.72.59]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4Fmhr1622czCvSg; Fri, 21 May 2021 17:58:09 +0800 (CST) Received: from dggpeml500012.china.huawei.com (7.185.36.15) by dggems703-chm.china.huawei.com (10.3.19.180) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Fri, 21 May 2021 18:00:52 +0800 Received: from huawei.com (10.67.165.24) by dggpeml500012.china.huawei.com (7.185.36.15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Fri, 21 May 2021 18:00:52 +0800 From: Kai Ye To: CC: , , , Subject: [PATCH 2/2] crypto: hisilicon/qm - fix the process of VF's list adding Date: Fri, 21 May 2021 17:57:50 +0800 Message-ID: <1621591070-15652-3-git-send-email-yekai13@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1621591070-15652-1-git-send-email-yekai13@huawei.com> References: <1621591070-15652-1-git-send-email-yekai13@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggpeml500012.china.huawei.com (7.185.36.15) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org If Kunpeng 920 enabled the sva mode, the "qm alg register" process will return directly. So the list of VF wasn't added to QM list. Signed-off-by: Kai Ye --- drivers/crypto/hisilicon/qm.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index deb104e..c671f94 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -4256,17 +4256,17 @@ int hisi_qm_alg_register(struct hisi_qm *qm, struct hisi_qm_list *qm_list) int flag = 0; int ret = 0; - if (qm->ver <= QM_HW_V2 && qm->use_sva) { - dev_info(dev, "HW V2 not both use uacce sva mode and hardware crypto algs.\n"); - return 0; - } - mutex_lock(&qm_list->lock); if (list_empty(&qm_list->list)) flag = 1; list_add_tail(&qm->list, &qm_list->list); mutex_unlock(&qm_list->lock); + if (qm->ver <= QM_HW_V2 && qm->use_sva) { + dev_info(dev, "HW V2 not both use uacce sva mode and hardware crypto algs.\n"); + return 0; + } + if (flag) { ret = qm_list->register_to_crypto(qm); if (ret) { @@ -4291,13 +4291,13 @@ EXPORT_SYMBOL_GPL(hisi_qm_alg_register); */ void hisi_qm_alg_unregister(struct hisi_qm *qm, struct hisi_qm_list *qm_list) { - if (qm->ver <= QM_HW_V2 && qm->use_sva) - return; - mutex_lock(&qm_list->lock); list_del(&qm->list); mutex_unlock(&qm_list->lock); + if (qm->ver <= QM_HW_V2 && qm->use_sva) + return; + if (list_empty(&qm_list->list)) qm_list->unregister_from_crypto(qm); }