From patchwork Mon May 24 12:28:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tian Tao X-Patchwork-Id: 446530 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 C2826C2B9F8 for ; Mon, 24 May 2021 12:28:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A161761209 for ; Mon, 24 May 2021 12:28:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232543AbhEXMaZ (ORCPT ); Mon, 24 May 2021 08:30:25 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:5682 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232842AbhEXMaY (ORCPT ); Mon, 24 May 2021 08:30:24 -0400 Received: from dggems703-chm.china.huawei.com (unknown [172.30.72.59]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4FpbzJ2M9wz1BR8N; Mon, 24 May 2021 20:26:04 +0800 (CST) Received: from dggeme759-chm.china.huawei.com (10.3.19.105) by dggems703-chm.china.huawei.com (10.3.19.180) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Mon, 24 May 2021 20:28:44 +0800 Received: from localhost.localdomain (10.69.192.56) by dggeme759-chm.china.huawei.com (10.3.19.105) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Mon, 24 May 2021 20:28:44 +0800 From: Tian Tao To: , CC: , Tian Tao Subject: [PATCH] hwrng: ks-sa - Use pm_runtime_resume_and_get() to replace open coding Date: Mon, 24 May 2021 20:28:38 +0800 Message-ID: <1621859318-65095-1-git-send-email-tiantao6@hisilicon.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggeme759-chm.china.huawei.com (10.3.19.105) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org use pm_runtime_resume_and_get() to replace pm_runtime_get_sync and pm_runtime_put_noidle. this change is just to simplify the code, no actual functional changes. Signed-off-by: Tian Tao --- drivers/char/hw_random/ks-sa-rng.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/char/hw_random/ks-sa-rng.c b/drivers/char/hw_random/ks-sa-rng.c index 8f1d47f..2f2f21f 100644 --- a/drivers/char/hw_random/ks-sa-rng.c +++ b/drivers/char/hw_random/ks-sa-rng.c @@ -241,10 +241,9 @@ static int ks_sa_rng_probe(struct platform_device *pdev) } pm_runtime_enable(dev); - ret = pm_runtime_get_sync(dev); + ret = pm_runtime_resume_and_get(dev); if (ret < 0) { dev_err(dev, "Failed to enable SA power-domain\n"); - pm_runtime_put_noidle(dev); pm_runtime_disable(dev); return ret; }