From patchwork Fri Dec 2 08:15:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Can Guo X-Patchwork-Id: 13062391 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 5EAEAC47088 for ; Fri, 2 Dec 2022 08:18:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232738AbiLBISr (ORCPT ); Fri, 2 Dec 2022 03:18:47 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36618 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232739AbiLBISa (ORCPT ); Fri, 2 Dec 2022 03:18:30 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 35668DFE2; Fri, 2 Dec 2022 00:17:02 -0800 (PST) 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 2B28E7ij015126; Fri, 2 Dec 2022 08:16:49 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=dy9XbWkrjC5fa2DzU1vqdWwDxq4XYdcaigLaGuV9cT4=; b=go1LazcQ95hh/CbmBI5pVEql0dK6tnppDOnA0ZKaWQ4KT+ayrV7F9n9yzFQ2QmgzPH34 a0dQLXuGNM+a+V1RWp25K5YHz90MCli99oyMWCJJWGeLVGh2ocAGhOXCrjaqOYcOX//S 844HUgU2NrPwPvJuAN4GIwXRwLfd/pR8D+2jhgeLthcxu/ib2Dw/ZlSrpX6eRTaocs14 1BB4PVN/YX2LHIVw5r8b2ZIvEIRdzS+M+O1icpm/oaP2qltJLvwpfc+1YXpdj8HAMnxV PXkTRTttuqO6z2VPa/kVUz3jPxMSTEQ50nugBBb/oi+LnzBjtRGkwh1BJ6gumfb7T0e7 dQ== Received: from nasanppmta04.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3m6k2c55r2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 02 Dec 2022 08:16:49 +0000 Received: from pps.filterd (NASANPPMTA04.qualcomm.com [127.0.0.1]) by NASANPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 2B28GmeO014138; Fri, 2 Dec 2022 08:16:48 GMT Received: from pps.reinject (localhost [127.0.0.1]) by NASANPPMTA04.qualcomm.com (PPS) with ESMTPS id 3m5dmy6esr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Fri, 02 Dec 2022 08:16:48 +0000 Received: from NASANPPMTA04.qualcomm.com (NASANPPMTA04.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 2B28GlMc014125; Fri, 2 Dec 2022 08:16:47 GMT Received: from stor-presley.qualcomm.com (stor-presley.qualcomm.com [192.168.140.85]) by NASANPPMTA04.qualcomm.com (PPS) with ESMTP id 2B28GltO014117; Fri, 02 Dec 2022 08:16:47 +0000 Received: by stor-presley.qualcomm.com (Postfix, from userid 359480) id 8090C20DAF; Fri, 2 Dec 2022 00:16:47 -0800 (PST) From: Can Guo To: quic_asutoshd@quicinc.com, bvanassche@acm.org, mani@kernel.org, stanley.chu@mediatek.com, adrian.hunter@intel.com, beanhuo@micron.com, avri.altman@wdc.com, junwoo80.lee@samsung.com, martin.petersen@oracle.com Cc: linux-scsi@vger.kernel.org, Can Guo , Alim Akhtar , "James E.J. Bottomley" , Kiwoong Kim , linux-kernel@vger.kernel.org (open list) Subject: [PATCH 2/3] ufs: core: mcq: Add Event Specific Interrupt enable and config APIs Date: Fri, 2 Dec 2022 00:15:06 -0800 Message-Id: <1669968909-33021-3-git-send-email-quic_cang@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1669968909-33021-1-git-send-email-quic_cang@quicinc.com> References: <1669968909-33021-1-git-send-email-quic_cang@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-ORIG-GUID: rbyctX3mf74UUk9cpf8WN_I7RAhAOITv X-Proofpoint-GUID: rbyctX3mf74UUk9cpf8WN_I7RAhAOITv X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.923,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-12-02_04,2022-12-01_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 lowpriorityscore=0 adultscore=0 mlxlogscore=999 impostorscore=0 spamscore=0 clxscore=1011 bulkscore=0 phishscore=0 suspectscore=0 malwarescore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2212020062 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Add two APIs to enable ESI and config ESI base addresses. Signed-off-by: Can Guo --- drivers/ufs/core/ufs-mcq.c | 16 ++++++++++++++++ include/ufs/ufshcd.h | 6 ++++++ include/ufs/ufshci.h | 2 ++ 3 files changed, 24 insertions(+) diff --git a/drivers/ufs/core/ufs-mcq.c b/drivers/ufs/core/ufs-mcq.c index f99c912..c81e424 100644 --- a/drivers/ufs/core/ufs-mcq.c +++ b/drivers/ufs/core/ufs-mcq.c @@ -246,6 +246,7 @@ void ufshcd_mcq_write_cqis(struct ufs_hba *hba, u32 val, int i) { writel(val, mcq_opr_base(hba, OPR_CQIS, i) + REG_CQIS); } +EXPORT_SYMBOL_GPL(ufshcd_mcq_write_cqis); /* * Current MCQ specification doesn't provide a Task Tag or its equivalent in @@ -293,6 +294,7 @@ unsigned long ufshcd_mcq_poll_cqe_nolock(struct ufs_hba *hba, return completed_reqs; } +EXPORT_SYMBOL_GPL(ufshcd_mcq_poll_cqe_nolock); unsigned long ufshcd_mcq_poll_cqe_lock(struct ufs_hba *hba, struct ufs_hw_queue *hwq) @@ -370,6 +372,20 @@ void ufshcd_mcq_make_queues_operational(struct ufs_hba *hba) } } +void ufshcd_mcq_enable_esi(struct ufs_hba *hba) +{ + ufshcd_writel(hba, ufshcd_readl(hba, REG_UFS_MEM_CFG) | 0x2, + REG_UFS_MEM_CFG); +} +EXPORT_SYMBOL_GPL(ufshcd_mcq_enable_esi); + +void ufshcd_mcq_config_esi(struct ufs_hba *hba, struct msi_msg *msg) +{ + ufshcd_writel(hba, msg->address_lo, REG_UFS_ESILBA); + ufshcd_writel(hba, msg->address_hi, REG_UFS_ESIUBA); +} +EXPORT_SYMBOL_GPL(ufshcd_mcq_config_esi); + int ufshcd_mcq_init(struct ufs_hba *hba) { struct Scsi_Host *host = hba->host; diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index 7f0139b..660ccd3 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -16,6 +16,7 @@ #include #include #include +#include #include #include #include @@ -1201,6 +1202,11 @@ void ufshcd_parse_dev_ref_clk_freq(struct ufs_hba *hba, struct clk *refclk); void ufshcd_update_evt_hist(struct ufs_hba *hba, u32 id, u32 val); void ufshcd_hba_stop(struct ufs_hba *hba); void ufshcd_schedule_eh_work(struct ufs_hba *hba); +void ufshcd_mcq_write_cqis(struct ufs_hba *hba, u32 val, int i); +unsigned long ufshcd_mcq_poll_cqe_nolock(struct ufs_hba *hba, + struct ufs_hw_queue *hwq); +void ufshcd_mcq_enable_esi(struct ufs_hba *hba); +void ufshcd_mcq_config_esi(struct ufs_hba *hba, struct msi_msg *msg); /** * ufshcd_set_variant - set variant specific data to the hba diff --git a/include/ufs/ufshci.h b/include/ufs/ufshci.h index 1df8425..9b74194 100644 --- a/include/ufs/ufshci.h +++ b/include/ufs/ufshci.h @@ -59,6 +59,8 @@ enum { REG_UFS_MEM_CFG = 0x300, REG_UFS_MCQ_CFG = 0x380, + REG_UFS_ESILBA = 0x384, + REG_UFS_ESIUBA = 0x388, UFSHCI_CRYPTO_REG_SPACE_SIZE = 0x400, };