From patchwork Fri May 22 08:32:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11565031 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 9E21913B1 for ; Fri, 22 May 2020 08:36:56 +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 732D420757 for ; Fri, 22 May 2020 08:36:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="q++MMEVU"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="KM38vZCs" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 732D420757 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: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=9tfPexetYWun34hSAKLyzfCuK3FvS6h8pqzxeM7bqu4=; b=q++MMEVUCn2hx5 VWt1Ir6fBo6r3aAc0PMVcTTy6nDUJ5xKjvV7/3B6ydfvLJCoyC+SzoLkNmEs6ilh+Py95iqPaR2LG pvDJD/1YzEjAv1ml7ZowOtNKfRagmB/Z+7dMKaglTecSftJzZm5OHvD8i4kSp9R6QqG3AJ1aw1BZE wu6wdbKP9BJvwA3WD/m3tAt2WYFNNbSf5rAGfX7mnI9laPaNExycQuexAdRJs8MvHH8y9xLKswa7S RqQXnlocc0zuDkK1Fwil1EtK0x0QfUg3Jl46emShFOdqbCBdWFdESDujji+0owrsL28XxpsqEAX4C xsXQBHCc/TGgZ/UzZKqA==; 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 1jc3Ah-0004Es-2q; Fri, 22 May 2020 08:36:51 +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 1jc3AL-0003wP-0d; Fri, 22 May 2020 08:36:33 +0000 X-UUID: f71fff2af026491699130e1fcd614630-20200522 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=CeRdUazTRZ6Q4UL/01a41bh8OpjiO6wKwUAXb2WuqdM=; b=KM38vZCs3L7nB88xu/BGflp6r00GI5kWsTrb31dLpxdGIcYnQr1KUryCugVG0EA2+k9g3gzYY5tjqLPu1nf6Bo4iP9MYAnJwzZbyH87L+Elgn3IxmPC6MDCEK++wIqc4JqTTxojSxaKN5Ur1bRZEOvhTLMyahduQOkQ/ckVNkVo=; X-UUID: f71fff2af026491699130e1fcd614630-20200522 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 436070000; Fri, 22 May 2020 00:36:04 -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, 22 May 2020 01:32:15 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 May 2020 16:32:14 +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; Fri, 22 May 2020 16:32:13 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v4 0/4] scsi: ufs: Fix WriteBooster and cleanup UFS driver Date: Fri, 22 May 2020 16:32:08 +0800 Message-ID: <20200522083212.4008-1-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-20200522_013629_064407_A5626C9D X-CRM114-Status: UNSURE ( 6.18 ) 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_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 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: Virtual_Global_UFS_Upstream@mediatek.com, bvanassche@acm.org, linux-kernel@vger.kernel.org, cang@codeaurora.org, linux-mediatek@lists.infradead.org, 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 Hi, This patch set fixes some WriteBooster issues and do small cleanup in UFS driver v3 -> v4 - Squash patch [4] and [5] (Asutosh) - Fix commit message in patch [4] v2 -> v3 - Introduce patch [5] to fix possible VCC power drain during runtime suspend (Asutosh) v1 -> v2 - Remove dummy new line in patch [4] (Asutosh) - Add more limitation to allow WriteBooster flush during Hibern8 in runtime-suspend. Now the device power mode is kept as Active power mode only if link is put in Hibern8 or Auto-Hibern8 is enabled during runtime-suspend (Asutosh) Stanley Chu (4): scsi: ufs: Remove unnecessary memset for dev_info scsi: ufs: Allow WriteBooster on UFS 2.2 devices scsi: ufs: Fix index of attributes query for WriteBooster feature scsi: ufs: Fix WriteBooster flush during runtime suspend drivers/scsi/ufs/ufs-sysfs.c | 13 ++++- drivers/scsi/ufs/ufs.h | 2 +- drivers/scsi/ufs/ufshcd.c | 99 +++++++++++++++++++++++++----------- drivers/scsi/ufs/ufshcd.h | 3 +- 4 files changed, 82 insertions(+), 35 deletions(-) Reviewed-by: Asutosh Das