From patchwork Sun Jul 16 07:49:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nitin Rawat X-Patchwork-Id: 703558 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 EC9DDEB64DA for ; Sun, 16 Jul 2023 07:51:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229705AbjGPHvC (ORCPT ); Sun, 16 Jul 2023 03:51:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46504 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229462AbjGPHvB (ORCPT ); Sun, 16 Jul 2023 03:51:01 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AD5771BE; Sun, 16 Jul 2023 00:51:00 -0700 (PDT) Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 36G7kwCt013935; Sun, 16 Jul 2023 07:49:45 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id; s=qcppdkim1; bh=ASPznVrkWJ81IidVJm2BlyuiKouytoTiMedJAHW9wcE=; b=Btc2rtrRkJwirhN/6/U0HWi9Zi+DIJKLONv2MJI7ju5OunQ1kNE1Iaxi3dMXOz0Vbda4 GALXzICQZRkU21sDAP2sierrE8s69BVY6xG1SsAHAtfajlzPB98YFfUXGChCQTButF4m pRTTQqMrq+rL4p7016OmlkJoAEpNUz+/s5PdrWrX2BBIA8oN0L0a4v2WZZtVH9XAkPJZ 1jyFrBm4cSFHhVRpQlXbxFOWbDQuej982VW42FahiYWBlFsVWrPfr17U4XIBisUv7siO 22fK97xtQOschWpmmND9p3EmOMqMmd/WwBfHF2VjtctJAZ/JAHcds2gm4w3P1j3dFxJo wA== Received: from apblrppmta02.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3run1jh839-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 16 Jul 2023 07:49:45 +0000 Received: from pps.filterd (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 36G7nGTl002301; Sun, 16 Jul 2023 07:49:16 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3rumhk3epg-1; Sun, 16 Jul 2023 07:49:16 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 36G7nGDl002295; Sun, 16 Jul 2023 07:49:16 GMT Received: from hu-maiyas-hyd.qualcomm.com (hu-nitirawa-hyd.qualcomm.com [10.213.109.152]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 36G7nFGm002294; Sun, 16 Jul 2023 07:49:16 +0000 Received: by hu-maiyas-hyd.qualcomm.com (Postfix, from userid 2342877) id 47E6D57163E; Sun, 16 Jul 2023 13:19:15 +0530 (+0530) From: Nitin Rawat To: mani@kernel.org, quic_cang@quicinc.com, stanley.chu@mediatek.com, bvanassche@acm.org, quic_asutoshd@quicinc.com, avri.altman@wdc.com, martin.petersen@oracle.com, beanhuo@micron.com, konrad.dybcio@linaro.org Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, agross@kernel.org, andersson@kernel.org, jejb@linux.ibm.com, linux-arm-msm@vger.kernel.org, quic_ziqichen@quicinc.com, Nitin Rawat Subject: [PATCH V2] scsi: ufs: ufs-qcom: Update UFS devfreq Parameters Date: Sun, 16 Jul 2023 13:19:07 +0530 Message-Id: <20230716074907.12356-1-quic_nitirawa@quicinc.com> X-Mailer: git-send-email 2.17.1 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: hONIiIwDrTPPYY-VHvPSJQXlQIpHPKGt X-Proofpoint-GUID: hONIiIwDrTPPYY-VHvPSJQXlQIpHPKGt X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-15_14,2023-07-13_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 bulkscore=0 mlxlogscore=999 priorityscore=1501 mlxscore=0 spamscore=0 phishscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307160072 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org To support the periodic polling mode without stop caused by CPU idle state, enable delayed timer as default instead of deferrable timer for qualcomm platforms. And change UFS devfreq downdifferential threshold to 65 for less aggressive downscaling. Signed-off-by: Nitin Rawat Signed-off-by: Asutosh Das --- Changes in v2: - Realigned the commit text drivers/ufs/host/ufs-qcom.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) -- 2.17.1 diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index 82d02e7f3b4f..a15815c951ca 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -1388,8 +1388,9 @@ static void ufs_qcom_config_scaling_param(struct ufs_hba *hba, struct devfreq_simple_ondemand_data *d) { p->polling_ms = 60; + p->timer = DEVFREQ_TIMER_DELAYED; d->upthreshold = 70; - d->downdifferential = 5; + d->downdifferential = 65; } #else static void ufs_qcom_config_scaling_param(struct ufs_hba *hba,