From patchwork Tue Dec 22 07:29:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11986063 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=-16.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,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 7715DC433E6 for ; Tue, 22 Dec 2020 07:40:49 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 34D9A2251F for ; Tue, 22 Dec 2020 07:40:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 34D9A2251F 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+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=merlin.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=Qnznsk9awRVkB19ef/jlsd8sgM4hGIv/Rn3WNWFaPd8=; b=OgxUQBEszUqIoP//fad96dWM+H HVTqPgwTNaIxkvtGSgFYJQeBu5o8N4MASQz52noXfoq31DJhCbunU9EUYFv+zT1vQzuJHW/Ypme8b VJ+a00Kbbs7OM7GAsI1+pTnycdU0tm7zEoNiNRERXGluU3zD5q465389+NaplZLanT1ky7+QEb8uY XItZBwdtodtUWvOzvt+m75Pf2LGyBT5uRublLhG0vjkbTTvIyuBurZt77pvCMuH8GtSgVouS6WBJT xxTDVRk3gGsgd9r/oY3CWuZN+YM+f3wZRcUPG6xibV65FO7s10iXXMidv+BFphvkki216Fot7msdI 24l6UX3w==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1krcGV-0004T3-7f; Tue, 22 Dec 2020 07:39:27 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1krcGR-0004Qv-3R; Tue, 22 Dec 2020 07:39:24 +0000 X-UUID: a5b1317feb474a78a491e850fbadee22-20201221 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=+6V6lIFsqJ/vG5aBd2DhZ1rSYXQzetjLrMmmwtf58ok=; b=XZsSOxFg0t03XVzqN+NSAO9gaVH7zfrG33DueuJUgOKKh2mR5BEjo6w4V4avTxsbAUd4asZLFTTsMb/zBCS3FhIOOhpLkh5+T7Kb4SKyHLbKEwMYuIrolq7wmCFWsulfiaQZDgYlP0fwCMc/s0w1jeqekem9EdU1LfG5f60cxec=; X-UUID: a5b1317feb474a78a491e850fbadee22-20201221 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 23781397; Mon, 21 Dec 2020 23:39:18 -0800 Received: from MTKMBS02N1.mediatek.inc (172.21.101.77) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 21 Dec 2020 23:29:30 -0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 22 Dec 2020 15:29:27 +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, 22 Dec 2020 15:29:27 +0800 From: Stanley Chu To: , , , , Subject: [PATCH v1] scsi: ufs-mediatek: Enable UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL Date: Tue, 22 Dec 2020 15:29:28 +0800 Message-ID: <20201222072928.32328-1-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-20201222_023923_368428_B202DEF0 X-CRM114-Status: UNSURE ( 9.43 ) X-CRM114-Notice: Please train this message. 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: Stanley Chu , alice.chao@mediatek.com, bvanassche@acm.org, andy.teng@mediatek.com, cc.chou@mediatek.com, chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, jiajie.hao@mediatek.com, cang@codeaurora.org, linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, matthias.bgg@gmail.com, beanhuo@micron.com, chaotian.jing@mediatek.com, linux-arm-kernel@lists.infradead.org, asutoshd@codeaurora.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Flush during hibern8 is sufficient on MediaTek platforms, thus enable UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL to skip enabling fWriteBoosterBufferFlush during WriteBooster initialization. Signed-off-by: Stanley Chu Reviewed-by: Avri Altman --- drivers/scsi/ufs/ufs-mediatek.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index 80618af7c872..c55202b92a43 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -661,6 +661,7 @@ static int ufs_mtk_init(struct ufs_hba *hba) /* Enable WriteBooster */ hba->caps |= UFSHCD_CAP_WB_EN; + hba->quirks |= UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL; hba->vps->wb_flush_threshold = UFS_WB_BUF_REMAIN_PERCENT(80); if (host->caps & UFS_MTK_CAP_DISABLE_AH8)