From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5FA8CC35280 for ; Fri, 8 May 2020 02:22:12 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1D5BA208E4 for ; Fri, 8 May 2020 02:22:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="rNc6px1M"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="mtk7JQ1x" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1D5BA208E4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=CN8u+ACLx2CxMv44Ssk4QobWTp8sEUqoN+YLc0mpgCg=; b=rNc6px1M3Chxcn 4pxdmWt5BKMC4T8gA8d5bBI/+ughhbrlfwteMO4g4GY9LcGDLIQj3qaO/s1qLekhBsdDVC/YcoZ/F 88elHhyMtWWqDwZXuj6AU8NI20alass2xfd3FjSfjMLn5QOQWbisX8yXTHK/IEg9xilSmWJid2bPi fRAgPnGvq68GIqeMranJMdE2tVnNjobAhGzsjszGhxoKLj2xHNLStRm9suF+pAN4IBfZP5UeyQn/A THAwUuwMZi6K6Lw/rJFEpCP5hwfMQ9g9IAihZwTABqJuRzplY/5pNqZmACZh/4cSmUXF/KPwTEpGZ u1yn8iAvQu+X0RhD11gQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWseO-0003TH-9J; Fri, 08 May 2020 02:22:08 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWse9-0003F0-N6; Fri, 08 May 2020 02:21:55 +0000 X-UUID: 33992f3269db4ce598225004edcfb224-20200507 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=HKXRMOVB6rsaBq2Oez1TJDf4STU7gUVCgYM/5vfjbME=; b=mtk7JQ1xLnjbzeLezf+PbRNoUr6+TvrKcD9Kzg617G9ipRo7DtQBmbZj8W848vVjQJ8NVrFJ6WnJMuwsNMdM0tyKgXICtBBDgV5CjRfqpYlxIERGoJoMxpIoHms6gjfVPC6ijTbHOLFB9zvaAS7VhhYEGWk5ZLI1sOsSqe+c6nc=; X-UUID: 33992f3269db4ce598225004edcfb224-20200507 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 568627787; Thu, 07 May 2020 18:21:48 -0800 Received: from MTKMBS02N1.mediatek.inc (172.21.101.77) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 7 May 2020 19:21:46 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 8 May 2020 10:21:41 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 8 May 2020 10:21:41 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v7 2/8] scsi: ufs: introduce fixup_dev_quirks vops Date: Fri, 8 May 2020 10:21:35 +0800 Message-ID: <20200508022141.10783-3-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200508022141.10783-1-stanley.chu@mediatek.com> References: <20200508022141.10783-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200507_192153_753107_2C960BA8 X-CRM114-Status: GOOD ( 10.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: bvanassche@acm.org, andy.teng@mediatek.com, chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, cang@codeaurora.org, linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, matthias.bgg@gmail.com, Stanley Chu , linux-arm-kernel@lists.infradead.org, beanhuo@micron.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Some UFS deivces may have required device quirks or have non-standard features which are enabled only on specified UFS hosts or for special customers. To not "pollute" common device quirk list, i.e., ufs_fixups table for those devices mentioned above, introduce "fixup_dev_quirks" vops to allow vendors to fix or modify device quirks accordingly. Signed-off-by: Stanley Chu --- drivers/scsi/ufs/ufshcd.c | 11 ++++++++++- drivers/scsi/ufs/ufshcd.h | 9 ++++++++- 2 files changed, 18 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index a802c5f5ec7c..8d86d9a6a622 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6838,7 +6838,7 @@ static void ufshcd_wb_probe(struct ufs_hba *hba, u8 *desc_buf) hba->caps &= ~UFSHCD_CAP_WB_EN; } -static void ufs_fixup_device_setup(struct ufs_hba *hba) +static void ufshcd_fixup_dev_quirks(struct ufs_hba *hba) { struct ufs_dev_fix *f; struct ufs_dev_info *dev_info = &hba->dev_info; @@ -6853,6 +6853,15 @@ static void ufs_fixup_device_setup(struct ufs_hba *hba) } } +static void ufs_fixup_device_setup(struct ufs_hba *hba) +{ + /* fix by general quirk table */ + ufshcd_fixup_dev_quirks(hba); + + /* allow vendors to fix quirks */ + ufshcd_vops_fixup_dev_quirks(hba); +} + static int ufs_get_device_desc(struct ufs_hba *hba) { int err; diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 056537e52c19..897338ba67aa 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -69,6 +69,7 @@ #include #include "ufs.h" +#include "ufs_quirks.h" #include "ufshci.h" #define UFSHCD "ufshcd" @@ -336,6 +337,7 @@ struct ufs_hba_variant_ops { void (*hibern8_notify)(struct ufs_hba *, enum uic_cmd_dme, enum ufs_notify_change_status); int (*apply_dev_quirks)(struct ufs_hba *hba); + void (*fixup_dev_quirks)(struct ufs_hba *hba); int (*suspend)(struct ufs_hba *, enum ufs_pm_op); int (*resume)(struct ufs_hba *, enum ufs_pm_op); void (*dbg_register_dump)(struct ufs_hba *hba); @@ -950,7 +952,6 @@ int ufshcd_query_flag(struct ufs_hba *hba, enum query_opcode opcode, void ufshcd_auto_hibern8_enable(struct ufs_hba *hba); void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit); - #define SD_ASCII_STD true #define SD_RAW false int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index, @@ -1085,6 +1086,12 @@ static inline int ufshcd_vops_apply_dev_quirks(struct ufs_hba *hba) return 0; } +static inline void ufshcd_vops_fixup_dev_quirks(struct ufs_hba *hba) +{ + if (hba->vops && hba->vops->fixup_dev_quirks) + hba->vops->fixup_dev_quirks(hba); +} + static inline int ufshcd_vops_suspend(struct ufs_hba *hba, enum ufs_pm_op op) { if (hba->vops && hba->vops->suspend) -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel