From patchwork Thu Sep 12 06:35:35 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11142395 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id ECD9214ED for ; Thu, 12 Sep 2019 06:36:38 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CA9FD2075C for ; Thu, 12 Sep 2019 06:36:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ZzcQ1O3E" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CA9FD2075C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=f7/j/mVTAXZdq9wGK9O8nRFi4FK/+2P/c1yF+48P3DE=; b=ZzcQ1O3E4CmPSV 3UMRHXvOcALGgInj8X3XaKYSVdWBNwKjFxSrdof2Iv1hCtDeZki4N6ji6yZFOMF88tQJ/LrKLtZCT w4Xy6J2/muA35pM+CbM5YBYaLVEyRN7bny3RxZOojWqIWFMJ/adKSPIHzBpggt76UM3g4Zlchiy0s oUMs6N/36naAPf3lgyVkZROeYxfCwtmm4JJDrTlrMV/0ca4xnQNPCho4yDtrKz83VIS3Chm0hTjOu VnKx85TiNX5qlXy5kfX8SiYPrVPyCVilt+58I/gdJzJoWyRUgbak+qUVikaFOGKH/0zv3YdBO0SJ1 O8QgyiroR+RhR8PddEDg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1i8Iic-000766-FH; Thu, 12 Sep 2019 06:36:38 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.2 #3 (Red Hat Linux)) id 1i8Ihq-0006Hm-CM; Thu, 12 Sep 2019 06:35:51 +0000 X-UUID: 2dcdf6b964ec4469911bf9d1f4fe9155-20190911 X-UUID: 2dcdf6b964ec4469911bf9d1f4fe9155-20190911 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1436643097; Wed, 11 Sep 2019 22:35:45 -0800 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 11 Sep 2019 23:35:44 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 12 Sep 2019 14:35:36 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 12 Sep 2019 14:35:36 +0800 From: Stanley Chu To: , , , , , , , Subject: [PATCH v2 3/3] scsi: ufs-mediatek: enable auto suspend capability Date: Thu, 12 Sep 2019 14:35:35 +0800 Message-ID: <1568270135-32442-4-git-send-email-stanley.chu@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1568270135-32442-1-git-send-email-stanley.chu@mediatek.com> References: <1568270135-32442-1-git-send-email-stanley.chu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: ECD3D2D517B299492EDF7621C138A81D3083F7FB46B128CF72C3B6B7A539BF5F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190911_233550_523093_184DD6F7 X-CRM114-Status: UNSURE ( 6.70 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: marc.w.gonzalez@free.fr, andy.teng@mediatek.com, chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com, evgreen@chromium.org, subhashj@codeaurora.org, linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, vivek.gautam@codeaurora.org, matthias.bgg@gmail.com, Stanley Chu , linux-arm-kernel@lists.infradead.org, beanhuo@micron.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Enable auto suspend capability in MediaTek UFS driver. Signed-off-by: Stanley Chu Reviewed-by: Avri Altman --- drivers/scsi/ufs/ufs-mediatek.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index 0f6ff33ce52e..b7b177c6194c 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -117,6 +117,11 @@ static int ufs_mtk_setup_clocks(struct ufs_hba *hba, bool on, return ret; } +static void ufs_mtk_set_caps(struct ufs_hba *hba) +{ + hba->caps |= UFSHCD_CAP_RPM_AUTOSUSPEND; +} + /** * ufs_mtk_init - find other essential mmio bases * @hba: host controller instance @@ -147,6 +152,8 @@ static int ufs_mtk_init(struct ufs_hba *hba) if (err) goto out_variant_clear; + ufs_mtk_set_caps(hba); + /* * ufshcd_vops_init() is invoked after * ufshcd_setup_clock(true) in ufshcd_hba_init() thus