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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,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 0E682C3A5A1 for ; Wed, 28 Aug 2019 09:12:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E4E5420856 for ; Wed, 28 Aug 2019 09:12:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726982AbfH1JMf (ORCPT ); Wed, 28 Aug 2019 05:12:35 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:15642 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726246AbfH1JMH (ORCPT ); Wed, 28 Aug 2019 05:12:07 -0400 X-UUID: 6acb42ef8b9a43818ee091a15fa781d8-20190828 X-UUID: 6acb42ef8b9a43818ee091a15fa781d8-20190828 Received: from mtkcas08.mediatek.inc [(172.21.101.126)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1062980437; Wed, 28 Aug 2019 17:11:58 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 28 Aug 2019 17:12:04 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 28 Aug 2019 17:12:04 +0800 From: Weiyi Lu To: Nicolas Boichat , Matthias Brugger , Rob Herring CC: James Liao , Fan Chen , , , , , Weiyi Lu , Yong Wu Subject: [PATCH v7 04/13] soc: mediatek: Refactor regulator control Date: Wed, 28 Aug 2019 17:11:37 +0800 Message-ID: <1566983506-26598-5-git-send-email-weiyi.lu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1566983506-26598-1-git-send-email-weiyi.lu@mediatek.com> References: <1566983506-26598-1-git-send-email-weiyi.lu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Put regulator enable and disable control in separate functions. Signed-off-by: Weiyi Lu --- drivers/soc/mediatek/mtk-scpsys.c | 32 +++++++++++++++++++++++--------- 1 file changed, 23 insertions(+), 9 deletions(-) diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c index e97fc0e..aed540d 100644 --- a/drivers/soc/mediatek/mtk-scpsys.c +++ b/drivers/soc/mediatek/mtk-scpsys.c @@ -191,6 +191,22 @@ static int scpsys_domain_is_on(struct scp_domain *scpd) return -EINVAL; } +static int scpsys_regulator_enable(struct scp_domain *scpd) +{ + if (!scpd->supply) + return 0; + + return regulator_enable(scpd->supply); +} + +static int scpsys_regulator_disable(struct scp_domain *scpd) +{ + if (!scpd->supply) + return 0; + + return regulator_disable(scpd->supply); +} + static int scpsys_power_on(struct generic_pm_domain *genpd) { struct scp_domain *scpd = container_of(genpd, struct scp_domain, genpd); @@ -201,11 +217,9 @@ static int scpsys_power_on(struct generic_pm_domain *genpd) int ret, tmp; int i; - if (scpd->supply) { - ret = regulator_enable(scpd->supply); - if (ret) - return ret; - } + ret = scpsys_regulator_enable(scpd); + if (ret < 0) + return ret; for (i = 0; i < MAX_CLKS && scpd->clk[i]; i++) { ret = clk_prepare_enable(scpd->clk[i]); @@ -273,8 +287,7 @@ static int scpsys_power_on(struct generic_pm_domain *genpd) clk_disable_unprepare(scpd->clk[i]); } err_clk: - if (scpd->supply) - regulator_disable(scpd->supply); + scpsys_regulator_disable(scpd); dev_err(scp->dev, "Failed to power on domain %s\n", genpd->name); @@ -333,8 +346,9 @@ static int scpsys_power_off(struct generic_pm_domain *genpd) for (i = 0; i < MAX_CLKS && scpd->clk[i]; i++) clk_disable_unprepare(scpd->clk[i]); - if (scpd->supply) - regulator_disable(scpd->supply); + ret = scpsys_regulator_disable(scpd); + if (ret < 0) + goto out; return 0; -- 1.8.1.1.dirty