From patchwork Thu May 14 15:01:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11549043 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 5C34A1391 for ; Thu, 14 May 2020 15:03:19 +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 36BC4205CB for ; Thu, 14 May 2020 15:03:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="LcgMB1XS"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="LM79fXQp" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 36BC4205CB 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+patchwork-linux-mediatek=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=9XsuaAC0FOM7yD0iHzD58GJFIdVfENZYjYYyVqtYIkY=; b=LcgMB1XSaKcP6C gdKddEfI6LkYamnNrp5ZTjIr6C2VkFiRoHmCiEHhfU4RdnEFVClKcydjqE0HLrYs1hKnL+e8TdJYl 1AL8TbnrCLHFLctDn7LXbbwfi6kK0EChnCe+lDw8j4fjIZmNWkDwj/MPvPw+lNkluhNy/a12nO6Cv BMhHKi6NAhTksgFtKh2b/gk6zEGjfdyq9H8SMZXbPHaLze9gDW3ex6p+H6CBMvGzcM1oQmgN9oOpu WSCBbq4VcRYKL7ix5kKrVlI2NYVtnqQbcJA+e9Q1s7rudajQLB9m0tQBU8CG8D2IM+nABzwZhbBc5 rXwDtL723TrZaqu1Ongw==; 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 1jZFOH-0007u9-Fb; Thu, 14 May 2020 15:03:17 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jZFMd-0007DQ-IJ; Thu, 14 May 2020 15:01:39 +0000 X-UUID: 26478943be6f4755801cd06620ebe610-20200514 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=shvkj9A9bwueIh1LMlmBnCkpSglW983N02ZzRfmxG8k=; b=LM79fXQpLxg9nVaRgeO6D1J9tdaAudN+SvyYWVGzBObBZRo6wB4h3RQdI5JXq/B4pDa3vcUTGuTZkl/vZRS9tMQpgdL1Sfh6I5NOuxiKkZ5c4rD6h747FhsMusKWfeqcNRlKT5SbGd4GYmrQn/9K7Zk3eDQzK1m4IoF6H1iDr4U=; X-UUID: 26478943be6f4755801cd06620ebe610-20200514 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1272763319; Thu, 14 May 2020 07:01:33 -0800 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 14 May 2020 08:01:29 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 14 May 2020 23:01:21 +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; Thu, 14 May 2020 23:01:20 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v2 2/4] scsi: ufs: Allow WriteBooster on UFS 2.2 devices Date: Thu, 14 May 2020 23:01:20 +0800 Message-ID: <20200514150122.32110-3-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200514150122.32110-1-stanley.chu@mediatek.com> References: <20200514150122.32110-1-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-20200514_080135_607761_17B0ECF8 X-CRM114-Status: UNSURE ( 8.28 ) 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_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -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_VALID Message has at least one valid DKIM or DK signature 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines 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 Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org According to the UFS specification, WriteBooster is officially supported by UFS 2.2. Since UFS 2.2 specification has been finalized in JEDEC and such devices have also showed up in the market, modify the checking rule for ufshcd_wb_probe() to allow these devices to enable WriteBooster. Signed-off-by: Stanley Chu --- drivers/scsi/ufs/ufshcd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 41ad4501b0d0..b298bdd3e697 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6942,6 +6942,7 @@ static int ufs_get_device_desc(struct ufs_hba *hba) * UFS_DEVICE_QUIRK_SUPPORT_EXTENDED_FEATURES enabled */ if (dev_info->wspecversion >= 0x310 || + dev_info->wspecversion == 0x220 || (hba->dev_quirks & UFS_DEVICE_QUIRK_SUPPORT_EXTENDED_FEATURES)) ufshcd_wb_probe(hba, desc_buf);