From patchwork Fri May 1 14:38:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11522655 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 D763613B2 for ; Fri, 1 May 2020 14:38:56 +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 87D1D20708 for ; Fri, 1 May 2020 14:38:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ARBldcde"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="ael/lEBe" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 87D1D20708 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=2I3txhO82+slMSicSf6ixbOt2iy+A7qXB2nOlq/u+Do=; b=ARBldcdexTgQVq 6kdFxIyoQr7m4z52ZkNMeNEcEtMB+P0X+/lzAoj5+W6UAYzaUXtopOBxxspYc6+mWGPkGIEbzpwkL efXtuS2wHSC1GlCpq20jCSiP+RzqGJuT3gjB4lzVJh0Gb/z3XLEinGjJYClHgjnrHy7TJc5J7hMqZ fhCC59iCI+rqi9kM+LMbomcLH2DAfZRjXJKbVpIY01Diu9IcVkqCcug3H+W7NX9bRju1Iho24s6to 4EuPZenxkLo0pLBenlPI900RmCFMbSKvxX8oO6RkrXKolEKkB4trvPLKPc8ouOFaWW1Wx1zER8cXO hY+gQIlB+TURZCakxh9g==; 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 1jUWoX-0000HW-A9; Fri, 01 May 2020 14:38:53 +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 1jUWoU-0000D3-0k; Fri, 01 May 2020 14:38:51 +0000 X-UUID: 295c2dbb783f4b74948dfe5345424926-20200501 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=eBu6n9Q7M7tHJH+fRBo2sVMNVovtAv6ga0Cyd+P4xQE=; b=ael/lEBeWDJS0PCXUXyAjfOGqDBKvSXeGhVE7I3k4RH9603yY7K94S11faA2MJx4OOtzCwa5VQQiw+UIMVB0TmrcYRigf530rYCZ4jvleOm7HxSvsBDcNRz1BhFZnYZYDuHBXN6qsSOg+kkQPNW99twf88POBJNaeGrCzDC7E3o=; X-UUID: 295c2dbb783f4b74948dfe5345424926-20200501 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1873128022; Fri, 01 May 2020 06:38:32 -0800 Received: from mtkmbs05n2.mediatek.inc (172.21.101.140) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 1 May 2020 07:38:36 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 1 May 2020 22:38:34 +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; Fri, 1 May 2020 22:38:34 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v3 4/5] scsi: ufs-mediatek: enable WriteBooster capability Date: Fri, 1 May 2020 22:38:34 +0800 Message-ID: <20200501143835.26032-5-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200501143835.26032-1-stanley.chu@mediatek.com> References: <20200501143835.26032-1-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-20200501_073850_070566_E222E63B X-CRM114-Status: UNSURE ( 7.54 ) 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 Message has at least one valid DKIM or DK signature -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 0.0 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