From patchwork Tue Sep 5 05:23:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nitin Rawat X-Patchwork-Id: 13374742 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 3A572C83F2C for ; Tue, 5 Sep 2023 16:06:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238548AbjIEQGW (ORCPT ); Tue, 5 Sep 2023 12:06:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51192 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351647AbjIEFYa (ORCPT ); Tue, 5 Sep 2023 01:24:30 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 958C4E8; Mon, 4 Sep 2023 22:24:26 -0700 (PDT) Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3854srGq013359; Tue, 5 Sep 2023 05:24:17 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=qcppdkim1; bh=lNsXw8LlWHNxrOt8TlUasAzMMA23yvnCrmTO0Zvklak=; b=SPkg/LtQ6pYVJfSY6G7bQjQceKPKzmFgTpgmbQy8dkocbtma+Z0BmDkcRc5+HhNJJwwm X8Xvs/GaQC9udVrcTacyRoBDeNt/8VEPgzNNB9VoDJNRZCXJDFzwu/FTeuOwOhaGE3Uv hljM/PLqYyQrWxyECNbRP7kxz9qs8zoihRf2IX9Qm+FhqfSqrshRXVmVGJ4Htrxqvb0c kFKv0n8Hrg0ng/3g/eBqUTAjRLelbzlKIEJReRhYW4MwMFivAOXuMJk6n45VTjoWivVK CRLq7kfmGMWwTvpPPBHAcZz5JyY27EfjNCtB9EKNlgeGvfKb4S5IvTak5AB0Wv+PecJI zQ== 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 3swvj60547-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 05 Sep 2023 05:24:17 +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 3855O9kH029490; Tue, 5 Sep 2023 05:24:09 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3sux4kjpvw-1; Tue, 05 Sep 2023 05:24:09 +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 3855O8lm029480; Tue, 5 Sep 2023 05:24:09 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 3855O81b029477; Tue, 05 Sep 2023 05:24:08 +0000 Received: by hu-maiyas-hyd.qualcomm.com (Postfix, from userid 2342877) id 9B364504920; Tue, 5 Sep 2023 10:54:07 +0530 (+0530) From: Nitin Rawat To: mani@kernel.org, agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org, jejb@linux.ibm.com, martin.petersen@oracle.com Cc: quic_cang@quicinc.com, quic_nguyenb@quicinc.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Nitin Rawat , Naveen Kumar Goud Arepalli Subject: [PATCH V8 4/5] scsi: ufs: qcom: Align programing of unipro clk attributes Date: Tue, 5 Sep 2023 10:53:59 +0530 Message-Id: <20230905052400.13935-5-quic_nitirawa@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230905052400.13935-1-quic_nitirawa@quicinc.com> References: <20230905052400.13935-1-quic_nitirawa@quicinc.com> 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-GUID: abKX_tOZHitXF2mEgp-8mk3QRzaBbntD X-Proofpoint-ORIG-GUID: abKX_tOZHitXF2mEgp-8mk3QRzaBbntD X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-05_04,2023-08-31_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 impostorscore=0 mlxlogscore=999 malwarescore=0 adultscore=0 bulkscore=0 priorityscore=1501 mlxscore=0 spamscore=0 phishscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309050048 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Currently CORE_CLK_1US_CYCLES, PA_VS_CORE_CLK_40NS_CYCLES are configured in clk scaling post change ops. This is not aligning to HPG. Move this to clk scaling pre change ops to align completely with hardware specification. Co-developed-by: Naveen Kumar Goud Arepalli Signed-off-by: Naveen Kumar Goud Arepalli Signed-off-by: Nitin Rawat --- drivers/ufs/host/ufs-qcom.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) -- 2.17.1 diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index a4855f0b93b0..d437c75c8e14 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -1416,12 +1416,6 @@ static int ufs_qcom_set_core_clk_ctrl(struct ufs_hba *hba, bool is_scale_up) } static int ufs_qcom_clk_scale_up_pre_change(struct ufs_hba *hba) -{ - /* nothing to do as of now */ - return 0; -} - -static int ufs_qcom_clk_scale_up_post_change(struct ufs_hba *hba) { struct ufs_qcom_host *host = ufshcd_get_variant(hba); @@ -1432,6 +1426,11 @@ static int ufs_qcom_clk_scale_up_post_change(struct ufs_hba *hba) return ufs_qcom_set_core_clk_ctrl(hba, true); } +static int ufs_qcom_clk_scale_up_post_change(struct ufs_hba *hba) +{ + return 0; +} + static int ufs_qcom_clk_scale_down_pre_change(struct ufs_hba *hba) { struct ufs_qcom_host *host = ufshcd_get_variant(hba);