From patchwork Tue Sep 5 05:23:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nitin Rawat X-Patchwork-Id: 721440 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 741CCCA0FF8 for ; Tue, 5 Sep 2023 16:05:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238149AbjIEQFg (ORCPT ); Tue, 5 Sep 2023 12:05:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54536 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351606AbjIEFYS (ORCPT ); Tue, 5 Sep 2023 01:24:18 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E1C1E8; Mon, 4 Sep 2023 22:24:15 -0700 (PDT) Received: from pps.filterd (m0279872.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3853ethn031037; Tue, 5 Sep 2023 05:24:07 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=9xgGYVRyVTnI6zKARP+VFTNIkbZn9PiwqwxkFDbQpcc=; b=eWPxs2K1Ul3AxG5UV3TeCPE0a4lIwb+gInViP0zNr0eDtqVEeotvndxUozwSjve5vJhf WmhKrBq7TEq1s4WVsE2SOEc+zlfzUNQ57UpYYxvfQM4zFiLl0y8xWjOUw6Kzd2hfKeoH zBlhL4jLE0Fr2hXXaVToPvCB8nDF41Lw0D1BjZmNd2fyGTptoSF7Cr99J3izFeaIX9Zg hbXbPc9v1fIXkBUisyMRDapkk5UnPOz7iImKW2v5CcZTGAW9CkKRfO32LGbNm5164jTW WYZ0A6t2kp//LIewDdsyL7QXWsWSiz8BaEUPFHDC0VV4xjKsmc2PL5KVT15mZEsEpv8Z 5A== 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 3swtevgaxv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 05 Sep 2023 05:24:07 +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 3855O4AO029324; Tue, 5 Sep 2023 05:24:04 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3sux4kjpur-1; Tue, 05 Sep 2023 05:24:04 +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 3855O3dB029314; Tue, 5 Sep 2023 05:24:03 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 3855O3bH029312; Tue, 05 Sep 2023 05:24:03 +0000 Received: by hu-maiyas-hyd.qualcomm.com (Postfix, from userid 2342877) id AFDC0504920; Tue, 5 Sep 2023 10:54:02 +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 Subject: [PATCH V8 0/5] scsi: ufs: qcom: Align programming sequence as per HW spec Date: Tue, 5 Sep 2023 10:53:55 +0530 Message-Id: <20230905052400.13935-1-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-GUID: vUkqhYdZvTXCb1nP1T9nfdbD0VGtYoUZ X-Proofpoint-ORIG-GUID: vUkqhYdZvTXCb1nP1T9nfdbD0VGtYoUZ 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_03,2023-08-31_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=0 adultscore=0 impostorscore=0 priorityscore=1501 clxscore=1015 bulkscore=0 lowpriorityscore=0 spamscore=0 mlxscore=0 phishscore=0 mlxlogscore=542 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309050047 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org This patch series adds programming support for Qualcomm UFS V4 and above to align avoid with Hardware Specification. This patch series will address stability and performance issues. In this patch series below changes are taken care. 1) Register layout for DME_VS_CORE_CLK_CTRL has changed for v4 and above. 2) Adds Support to configure PA_VS_CORE_CLK_40NS_CYCLES attibute for UFS V4 and above. 3) Adds Support to configure multiple unipro frequencies like 403MHz, 300MHz, 202MHz, 150 MHz, 75Mhz, 37.5 MHz for Qualcomm UFS Controller V4 and above. 4) Allow configuration of SYS1CLK_1US_REG for UFS V4 and above. Changes From v7: - Fix the compilation error for kernel doc Changes from v6: - Addressed bjorn comment to optimize the code. - Addressed bjorn comment to update commit message - removed clean up part related for clk div configuration comapared to v6 changes from v5: - Addressed Mani comment to FIELD_PREP and FIELD_FIT. - Optimised ufs_qcom_set_core_clk_ctrl API. - Updated commit text for few patches to capture more details. Changes from v4: - Addressed bjorn comment to split single patch to multiple patches. Changes from v3: -Addressed bjorn comment to update commit msg to capture change details. Changes from v2: - Addressed bao comment, removed duplicate clock timer cfg API call Changes from v1: - Addressed bao comment, removed wrapper function - Tab alignment Nitin Rawat (5): scsi: ufs: qcom: Update MAX_CORE_CLK_1US_CYCLES for UFS V4 and above scsi: ufs: qcom: Add multiple frequency support for MAX_CORE_CLK_1US_CYCLES scsi: ufs: qcom: Add support to Configure PA_VS_CORE_CLK_40NS_CYCLES scsi: ufs: qcom: Align programing of unipro clk attributes scsi: ufs: qcom: Configure SYS1CLK_1US_REG for UFS V4 and above drivers/ufs/host/ufs-qcom.c | 202 ++++++++++++++++++++++++++++-------- drivers/ufs/host/ufs-qcom.h | 18 +++- 2 files changed, 175 insertions(+), 45 deletions(-) --- 2.17.1