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=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=no 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 68EA3C3A5A9 for ; Mon, 4 May 2020 14:56:59 +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 0978020735 for ; Mon, 4 May 2020 14:56:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="U6Th/aO7"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="GxKkqI6S" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0978020735 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-mediatek-bounces+linux-mediatek=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: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:In-Reply-To:References: List-Owner; bh=nTlfh87NGS5grGbuk6zi0nbDLIw9FxJk53vpo7L7Kzg=; b=U6Th/aO7Qm6nog 6cLHyGnO8HnjyfaxXYbyBOn0azt8HtZnfhHvVc81v5LtoDyKEdqkc4At2GjYlCZHGYKCotyZhTPqK kgxgJN8/NO+x5Y1WJJ8K4oucRhTYwlzcRsA4rP+mOHNua7ZxEtvVKvyBtFW/3dsteQsxE/QdyzE4h SmuuqfBdverRMui4Mpw22oaXYTqFBoF13reEZtEuKqC3emD4ufsgJtEayVweEeyKKTXnrgZoxjxP8 H0PnM0htXbjEPoOp6QuY4p2ZBr1GdN/Kuaevu0yg0UngX3cqaCWbJBQ01hgnOO8BZ2P/d/mxQUpS+ qv7ZvY0inpILuKu7P+RA==; 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 1jVcWZ-0003Sa-1H; Mon, 04 May 2020 14:56:51 +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 1jVcWI-0003BK-QD; Mon, 04 May 2020 14:56:36 +0000 X-UUID: 2b7a30d4156f411dbedbc7a7342df9b8-20200504 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:Message-ID:Date:Subject:CC:To:From; bh=z9UBm3lhUsBFsYMe0C1gLVie9eENIrFZzxYPHITHVjs=; b=GxKkqI6SPRBF5GzLuBN2xuw3mpyk1oG7lVveRUGqNCKQx4r+zJZqgMuGlVS3acUUFKtg4FffDbGWGS4q6tgyBRnOBZMdDrEOFMUl+p5jrB8CgNUnkv99qrRUhBptB/MiK2JNo4PcQ5+hF+MkqzjfBOHYryxULtGlmXa5ofpEboc=; X-UUID: 2b7a30d4156f411dbedbc7a7342df9b8-20200504 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 468019371; Mon, 04 May 2020 06:56:26 -0800 Received: from mtkmbs05n1.mediatek.inc (172.21.101.15) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 4 May 2020 07:56:28 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 4 May 2020 22:56:26 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 4 May 2020 22:56:20 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v6 0/8] scsi: ufs: support LU Dedicated buffer mode for WriteBooster Date: Mon, 4 May 2020 22:56:14 +0800 Message-ID: <20200504145622.13895-1-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200504_075634_856147_04E21944 X-CRM114-Status: UNSURE ( 7.61 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Hi, This patchset adds LU dedicated buffer mode support for WriteBooster. In the meanwhile, enable WriteBooster capability on MediaTek UFS platforms. v5 -> v6: - Remove descriptor length check in ufshcd_wb_probe() because the device quirk shall be added only after WriteBooster support is confirmed in attached ore-3.1 UFS device. v4 -> v5: - Check LUN ID for available WriteBooster buffer only from 0 to 7 according to spec (Avri Altman) - Skip checking any possible errors from ufshcd_read_unit_desc_param(hba, lun, UNIT_DESC_PARAM_WB_BUF_ALLOC_UNITS) in ufshcd_wb_probe() and check returned d_lu_wb_buf_alloc (shall be zero if error happens) (Avri Altman) v3 -> v4: - Introduce "fixup_dev_quirks" vops to allow vendors to fix and modify device quirks, and provide an initial vendor-specific device quirk table on MediaTek UFS platforms - Avoid relying on common device quirk table for pre-3.1 UFS device with non-standard WriteBooster support (Can Guo) - Fix comments for ufshcd_wb_probe() (Can Guo) - Make ufshcd_wb_get_flag_index() inline and fix ufshcd_is_wb_flags() (Avri Altman) v2 -> v3: - Introduce a device quirk to support WriteBooster in pre-3.1 UFS devices (Avri Altman) - Fix WriteBooster related sysfs nodes. Now all WriteBooster related sysfs nodes are specifically mapped to the LUN with WriteBooster enabled in LU Dedicated buffer mode (Avri Altman) v1 -> v2: - Change the definition name of WriteBooster buffer mode to correspond to specification (Bean Huo) - Add patch #5: "scsi: ufs: cleanup WriteBooster feature" Stanley Chu (8): scsi: ufs: enable WriteBooster on some pre-3.1 UFS devices scsi: ufs: introduce fixup_dev_quirks vops scsi: ufs: export ufs_fixup_device_setup() function scsi: ufs-mediatek: add fixup_dev_quirks vops scsi: ufs: add "index" in parameter list of ufshcd_query_flag() scsi: ufs: add LU Dedicated buffer mode support for WriteBooster scsi: ufs-mediatek: enable WriteBooster capability scsi: ufs: cleanup WriteBooster feature drivers/scsi/ufs/ufs-mediatek.c | 25 +++++- drivers/scsi/ufs/ufs-sysfs.c | 11 ++- drivers/scsi/ufs/ufs.h | 10 +++ drivers/scsi/ufs/ufs_quirks.h | 7 ++ drivers/scsi/ufs/ufshcd.c | 152 ++++++++++++++++++++------------ drivers/scsi/ufs/ufshcd.h | 20 ++++- 6 files changed, 163 insertions(+), 62 deletions(-) -- 2.18.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek