From patchwork Fri Apr 22 13:21:40 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 12823419 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54847C433F5 for ; Fri, 22 Apr 2022 13:22:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1447939AbiDVNZV (ORCPT ); Fri, 22 Apr 2022 09:25:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56652 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1447938AbiDVNZT (ORCPT ); Fri, 22 Apr 2022 09:25:19 -0400 Received: from mail-pf1-x430.google.com (mail-pf1-x430.google.com [IPv6:2607:f8b0:4864:20::430]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A3C2658394 for ; Fri, 22 Apr 2022 06:22:24 -0700 (PDT) Received: by mail-pf1-x430.google.com with SMTP id i24so7991642pfa.7 for ; Fri, 22 Apr 2022 06:22:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=zSqkX7TcWeywMjVGkDaqt4I0CfnOOWaEQNQoX91yxGM=; b=sBqYuPt0XifDj11KJF2ArYF8kstCldmcCL7PC0qnMZN5P49dGeJEdwY9Il5Nbmigcm vXAl+JKru3xK/8jUDHbzqSn+H80jg3PMAQQdnV4OSgs29xcJ9OVKpENSjCfG8FW5m2+y SWHgrwbdOg/S7h2yLDzoYTK3n6rJGFol1s7zAfLq2BVvCleckLrksxLgFlsqPmiy4sF2 UV9J2EiGTccRVkxHKPvnRfRWBQn4iV3r6w20PkMg9+7pkiKuLrDljST+RrR+g/v8b5F9 EzPK6kBXX454I+61IhfYh3shai7uT7bWal6WUtObQR0UGnW7MRkJkARV22iYTF8Oypw0 njWQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=zSqkX7TcWeywMjVGkDaqt4I0CfnOOWaEQNQoX91yxGM=; b=bZa9gr+S6f7Q68HWfm45YDniOrv+AZg0ZNOqh7/4sFWflw6uZkPq4cw/WNHGq3DTKe IxeCCpIz55cyZy9YwH0wuKfmsexNoxBAHo94Y2EJVxo26zQ5WIOG1U4Xi5AqIyJaUopm metBp3snJXlLgU31yT4N/wlLvs2pR348HsA063Cd2Uw8WL2y+HO+HQvIcDJccrld4aSy Iie9cFb/qkwhxNl6NaQIIze2ck6Yin+rb3AvS/XZZlxAyaE9+1erMkfiemj1lyMlidTM D6AYzOBsseS2irVIpuEYDfe2JbDwQijHaA8/JD928Cl1T+fnVzkjlXm92lcWa+FdXnCv RHfA== X-Gm-Message-State: AOAM531BQrZl/LHw0VssuTfFatovR9K4U9GShuGVZLnfa46vtyZoSulq WI480PG4gIXeKSARsgX2JNpO8PTG5v8F X-Google-Smtp-Source: ABdhPJx6Yzon0UefzWSg/IXHpu2HKWdTxoUKSHKl6fEweWwXW51KugE7J+akdjD2lSXiqst2VNTOMQ== X-Received: by 2002:a62:fb0e:0:b0:505:fd9e:9218 with SMTP id x14-20020a62fb0e000000b00505fd9e9218mr5075359pfm.78.1650633744289; Fri, 22 Apr 2022 06:22:24 -0700 (PDT) Received: from localhost.localdomain ([117.207.28.196]) by smtp.gmail.com with ESMTPSA id g13-20020a62520d000000b0050a923a7754sm2586840pfb.119.2022.04.22.06.22.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Apr 2022 06:22:23 -0700 (PDT) From: Manivannan Sadhasivam To: martin.petersen@oracle.com, jejb@linux.ibm.com Cc: avri.altman@wdc.com, alim.akhtar@samsung.com, bjorn.andersson@linaro.org, linux-arm-msm@vger.kernel.org, quic_asutoshd@quicinc.com, quic_cang@quicinc.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH 5/5] scsi: ufs: qcom: Enable RPM_AUTOSUSPEND for runtime PM Date: Fri, 22 Apr 2022 18:51:40 +0530 Message-Id: <20220422132140.313390-6-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220422132140.313390-1-manivannan.sadhasivam@linaro.org> References: <20220422132140.313390-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org In order to allow the block devices to enter autosuspend mode during runtime, thereby allowing the ufshcd host driver to also runtime suspend, let's make use of the RPM_AUTOSUSPEND flag. Without this flag, userspace needs to enable the autosuspend feature of the block devices through sysfs. Signed-off-by: Manivannan Sadhasivam --- drivers/scsi/ufs/ufs-qcom.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c index 5b9986c63eed..bbcaefd44699 100644 --- a/drivers/scsi/ufs/ufs-qcom.c +++ b/drivers/scsi/ufs/ufs-qcom.c @@ -879,6 +879,7 @@ static void ufs_qcom_set_caps(struct ufs_hba *hba) hba->caps |= UFSHCD_CAP_WB_EN; hba->caps |= UFSHCD_CAP_CRYPTO; hba->caps |= UFSHCD_CAP_AGGR_POWER_COLLAPSE; + hba->caps |= UFSHCD_CAP_RPM_AUTOSUSPEND; if (host->hw_ver.major >= 0x2) { host->caps = UFS_QCOM_CAP_QUNIPRO |