From patchwork Thu Mar 12 13:23:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11434205 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 BB017161F for ; Thu, 12 Mar 2020 13:25:25 +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 6347D206BE for ; Thu, 12 Mar 2020 13:25:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="TFxf1J3Z"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="q3LRGMRZ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6347D206BE 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=McOUTG0ZSJ7AT92Hum7u3ND1mWO6ZVNBsu6scPgjJso=; b=TFxf1J3ZhboFC8 Ge76+IjbjImwzZVFStHH9n38HUBNr9j0x7/0XPPIdZhALKBqUDEu3vaaUOoMfg4DUS8O1z4mFKFmD BrTyZGnlgXooa6O5tShnTbDgNXw9QTgk1oWxFvqzHuDaKknsVoDiT1PpGdJlJqmODOvzIG1XbcW89 9KBPT+eeO+EGd6NnrKgfsEwrYHTGgPgIFMZVccHOFeOmNVnnTWmLD5uLHzNEEzupBFn4BtR6ObQhN 8ouB7WyyARjKT74QRMnUdA0e0MFzBlOWQlDtrshWcl9iL1RYWJn0HLSW+O+Vtn0TPd4NR5uwYoeWM 0NBExnkso21FgDxRXZmA==; 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 1jCNpy-0006km-DA; Thu, 12 Mar 2020 13:25:22 +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 1jCNoh-0005Dl-3n; Thu, 12 Mar 2020 13:24:04 +0000 X-UUID: cea46f2001394ab5b9e389b96316526c-20200312 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=xm/G1sO3I7PlDO358ySrPxlME2LXeXXiVUP6BCRqWHY=; b=q3LRGMRZNttz4bHsILjWOhiv3NrBp0OFYacdYFpCeKXJw1Ghn+0EFMj6OO0eEHoK9Cq+08f7xig/jaLLU2/xwrnq2hhGoF5i5DcVnjBk3j+qh6cRYwMz8nn1Os2tb0w5JEngKHXP5zKNW66Rv0hdeqm7fAe4bP4VT7CWn8WkjHc=; X-UUID: cea46f2001394ab5b9e389b96316526c-20200312 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1859598437; Thu, 12 Mar 2020 05:23:54 -0800 Received: from mtkmbs05n1.mediatek.inc (172.21.101.15) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 12 Mar 2020 06:24:02 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 12 Mar 2020 21:22:37 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 12 Mar 2020 21:21:02 +0800 From: Stanley Chu To: , , , , Subject: [PATCH v3 0/8] scsi: ufs: some cleanups and make the delay for host enabling customizable Date: Thu, 12 Mar 2020 21:23:42 +0800 Message-ID: <20200312132350.18061-1-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-20200312_062403_191941_85E98580 X-CRM114-Status: UNSURE ( 6.06 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 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_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 0.0 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: Stanley Chu , 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, beanhuo@micron.com, linux-arm-kernel@lists.infradead.org, asutoshd@codeaurora.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Hi, This patchset applies some driver cleanups and performance improvement in ufs host drivers by making the delay for host enabling customizable according to vendors' requirements. v2 -> v3 - Remove /arch/arm64/configs/defconfig chnage because it is for local test only v1 -> v2 - Add patch #1 "scsi: ufs: fix uninitialized tx_lanes in ufshcd_disable_tx_lcc" - Remove struct ufs_init_prefetch in patch #2 - Introduce common delay function in patch #4 - Replace all delay places by common delay function in ufs-mediatek in patch #5 - Use common delay function instead for host enabling delay in patch #6 - Add patch #7 "scsi: ufs: make HCE polling more compact to improve initializatoin latency" - In patch #8, customize the delay in ufs_mtk_hce_enable_notify callback instead of ufs_mtk_init (Avri) Stanley Chu (8): scsi: ufs: fix uninitialized tx_lanes in ufshcd_disable_tx_lcc() scsi: ufs: remove init_prefetch_data in struct ufs_hba scsi: ufs: use an enum for host capabilities scsi: ufs: introduce common delay function scsi: ufs-mediatek: replace all delay places by common delay function scsi: ufs: allow customized delay for host enabling scsi: ufs: make HCE polling more compact to improve initializatoin latency scsi: ufs-mediatek: customize the delay for host enabling drivers/scsi/ufs/ufs-mediatek.c | 35 ++++++++------- drivers/scsi/ufs/ufshcd.c | 47 +++++++++++--------- drivers/scsi/ufs/ufshcd.h | 78 ++++++++++++++++----------------- 3 files changed, 85 insertions(+), 75 deletions(-)