From patchwork Tue Apr 28 11:13:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11514335 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E590813B2 for ; Tue, 28 Apr 2020 11:14:43 +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 C3C6420663 for ; Tue, 28 Apr 2020 11:14:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="hbtncMOP"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="N1doBf06" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C3C6420663 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+patchwork-linux-arm=patchwork.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=7Jb6u4aN3G5TcWT9npjHSMrWfAe8xZ+7vd0H0wNwiQQ=; b=hbtncMOPlDnSyt cJkJmej1KNR0vPlTcPaLcnmTphG/Uu8OgY2WHBVVGmzHZrBewxIYW4uCF8Hedt2PYuim+d3ho4pv6 rkCNPNBpW2gdbILCcse5oVmjWT9nEHer3mL9ciUyt+FzAMgOAlx+OvR/S7IuNg0iFyG1OmlLwJgsw fRoRHVlUYGk6pwPfD42kSlkjZkORM4GdElkTSTqMxGhsYNzCBrDDkOvhMeMzHWweT87ElsHUA+fEd teqEyTstrHJfQ8t8tpVCs4ekEA/zXtK37zhTdEhkxKTUjQx+suwiJvj3G8Wf5RfubeiJKWCCdQfHh gRH+6O94qj8VqPQ8oD3A==; 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 1jTOCD-0007QB-UV; Tue, 28 Apr 2020 11:14:37 +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 1jTOBs-00072e-28; Tue, 28 Apr 2020 11:14:17 +0000 X-UUID: d4d370c6497444ef98986e38f3713a13-20200428 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=nKbWdvgE69UgAIWRhz8Xhz29+ME91EZp8ag1O4EUF1I=; b=N1doBf06WgcrGgUbjWtPf4QqDR5h1IRl8xOMnDGyAqqrCWSx6Q9sd4slmfU63ejNhfL5dtxz+Cm+z7k6shYBZDGo5fs9UJrqsfkkdN1NNuARGMI7YQ7KNIXuKOPkQs4lNozz+QMECMB97K4ioj0GYVTbEvHOcKdKwEBzMtBnWK4=; X-UUID: d4d370c6497444ef98986e38f3713a13-20200428 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1467435753; Tue, 28 Apr 2020 03:14:07 -0800 Received: from MTKMBS02N2.mediatek.inc (172.21.101.101) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 28 Apr 2020 04:14:09 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 28 Apr 2020 19:13:56 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 28 Apr 2020 19:13:54 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v1 4/4] scsi: ufs-mediatek: enable WriteBooster capability Date: Tue, 28 Apr 2020 19:13:55 +0800 Message-ID: <20200428111355.1776-5-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200428111355.1776-1-stanley.chu@mediatek.com> References: <20200428111355.1776-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: DA7935DAFEBA11123D058F63C971BD710252B278E9CA6897AC8AC4BD89FB46B02000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200428_041416_135847_8F607E01 X-CRM114-Status: UNSURE ( 7.62 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines 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 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Enable WriteBooster capability on MediaTek UFS platforms. Signed-off-by: Stanley Chu Reviewed-by: Bean Huo --- drivers/scsi/ufs/ufs-mediatek.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index 673c16596fb2..15b9c420a3a5 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -263,6 +263,9 @@ static int ufs_mtk_init(struct ufs_hba *hba) /* Enable clock-gating */ hba->caps |= UFSHCD_CAP_CLK_GATING; + /* Enable WriteBooster */ + hba->caps |= UFSHCD_CAP_WB_EN; + /* * ufshcd_vops_init() is invoked after * ufshcd_setup_clock(true) in ufshcd_hba_init() thus