From patchwork Mon Sep 7 15:41:39 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartlomiej Zolnierkiewicz X-Patchwork-Id: 7137061 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 65CD89F314 for ; Mon, 7 Sep 2015 15:46:55 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 9F1BD2065F for ; Mon, 7 Sep 2015 15:46:54 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B310620680 for ; Mon, 7 Sep 2015 15:46:53 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZYyaE-0007on-He; Mon, 07 Sep 2015 15:43:50 +0000 Received: from mailout3.samsung.com ([203.254.224.33]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZYyaA-0007JF-Ug for linux-arm-kernel@lists.infradead.org; Mon, 07 Sep 2015 15:43:48 +0000 Received: from epcpsbgm1new.samsung.com (epcpsbgm1 [203.254.230.26]) by mailout3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NUB02HW6D0AZF40@mailout3.samsung.com> for linux-arm-kernel@lists.infradead.org; Tue, 08 Sep 2015 00:43:25 +0900 (KST) X-AuditID: cbfee61a-f79a06d000005c6f-4e-55edb09d36a7 Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm1new.samsung.com (EPCPMTA) with SMTP id AE.72.23663.D90BDE55; Tue, 8 Sep 2015 00:43:25 +0900 (KST) Received: from AMDC1976.DIGITAL.local ([106.120.53.102]) by mmp1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0NUB00JN0CXOGQ30@mmp1.samsung.com>; Tue, 08 Sep 2015 00:43:25 +0900 (KST) From: Bartlomiej Zolnierkiewicz To: Thomas Abraham , Kukjin Kim , Kukjin Kim , Viresh Kumar , Krzysztof Kozlowski , Marek Szyprowski , "Rafael J. Wysocki" Subject: [PATCH v4 2/4] cpufreq: allow cpufreq_generic_suspend() to work without suspend frequency Date: Mon, 07 Sep 2015 17:41:39 +0200 Message-id: <1441640501-13613-3-git-send-email-b.zolnierkie@samsung.com> X-Mailer: git-send-email 1.9.1 In-reply-to: <1441640501-13613-1-git-send-email-b.zolnierkie@samsung.com> References: <1441640501-13613-1-git-send-email-b.zolnierkie@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmpgkeLIzCtJLcpLzFFi42I5/e+xgO7cDW9DDfr3yVtsnLGe1eL6l+es Fv8fvWa1ePN2DZPF6xeGFr0LrrJZ9D9+zWzx9fAKRos3DzczWmx6fI3V4mPPPVaLy7vmsFl8 7j3CaDHj/D4mi3Ubb7FbrD1yl93i4ilXizOnL7FaHH7TzmrRsYzRom31B1aLVbv+MFps/Orh IO7x/kYru8fOWXfZPTat6mTzuHNtD5vH5iX1Hv+OsXts6QcKb7nazuLRt2UVo8f2a/OYPT5v kgvgjuKySUnNySxLLdK3S+DKmHL5ElPBQs6KjZe/sjUwvmPvYuTkkBAwkdj7/hSULSZx4d56 NhBbSGApo8Sj7uAuRi4g+xejxJZfnWBFbAJWEhPbVzGCJEQEFjFJLNy/lRXEYRZ4xiLR+q6b FaRKWCBFYvr7e2A2i4CqxNLmRhYQm1fAQ2L/6qksEOvkJE4emwxWwyngKXHyzi6o1R4S2779 Y53AyLuAkWEVo0RqQXJBcVJ6rmFearlecWJucWleul5yfu4mRnC8PJPawXhwl/shRgEORiUe 3htdb0KFWBPLiitzDzFKcDArifDGzn0bKsSbklhZlVqUH19UmpNafIhRmoNFSZxXduWzUCGB 9MSS1OzU1ILUIpgsEwenVANj1at5Kr+Nr2m0Xl6x9WLEVMe9FbNSlxXu6LHzvJrXVzy95sy7 7PtL2Gf93MNfmOj+9Oo5twt/VXZ/8Mh+Mb9ggxNj2+HuR5/r/jzL+DPpwf4zKy+drd1yPSRh cd23Wzdsjh8tPF32WWeB9l7v6x9Tjs9/8Mjx0z+zs/YfZ3jwPfUO0b5snndQx0yJpTgj0VCL uag4EQAYOMX7kwIAAA== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150907_084347_198240_DFE1CED9 X-CRM114-Status: GOOD ( 13.78 ) X-Spam-Score: -6.9 (------) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Lukasz Majewski , Kevin Hilman , Heiko Stuebner , Javier Martinez Canillas , Anand Moon , Michael Turquette , linux-pm@vger.kernel.org, Tomasz Figa , linux-kernel@vger.kernel.org, Chanwoo Choi , b.zolnierkie@samsung.com, Tobias Jakobi , linux-arm-kernel@lists.infradead.org, Sylwester Nawrocki , linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Some cpufreq drivers may set suspend frequency only for selected setups but still would like to use the generic suspend handler. Thus don't treat !policy->suspend_freq condition as an incorrect one. Cc: Viresh Kumar Cc: Thomas Abraham Cc: Javier Martinez Canillas Cc: Krzysztof Kozlowski Cc: Marek Szyprowski Cc: Tobias Jakobi Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/cpufreq/cpufreq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index b3d9368..a634fcb 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1626,8 +1626,8 @@ int cpufreq_generic_suspend(struct cpufreq_policy *policy) int ret; if (!policy->suspend_freq) { - pr_err("%s: suspend_freq can't be zero\n", __func__); - return -EINVAL; + pr_debug("%s: suspend_freq not defined\n", __func__); + return 0; } pr_debug("%s: Setting suspend-freq: %u\n", __func__,