From patchwork Wed Mar 18 10:40:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11444913 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 0BECC92A for ; Wed, 18 Mar 2020 10:41:38 +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 A4C5E2076C for ; Wed, 18 Mar 2020 10:41:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="lgs1Y37p"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="AxibO5Yf" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A4C5E2076C 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=334T5SJ4A79d8g8tJZpt2TDrRzIrcjSv22+gvjwk390=; b=lgs1Y37pYRNWRX 15/RAd/+JmA8lf6BFFzY0Y6MNJpBJnCHV7F4fOyF7GfYxLLlCskJZjuuYldP55LwW52InoWCU593b Gwk8TIZcIZrvZCznJepgoVb2ARL3YGmmuykr0KRDqP5qSmN87OGLNKpYvkK2fZ0nM13+ptKMux4eW wtl1p8Y2A4n8gtwmHUxKg/Xsc8qWo++O3oF/m7TWGcDlA+lPLRMMapGUu8o1dnhPAkBdBO+PCyHs+ gQojijThwtFvrvxsqc6RkFzJkS72griHrRl3SPkD/OhHffLw9NDiSprCu4FBt/KJ/118e+nZz2Kvy Dnym8WOWRXscKQGM8pyA==; 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 1jEW8i-0000hP-Mn; Wed, 18 Mar 2020 10:41:32 +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 1jEW7i-0008Ig-GT; Wed, 18 Mar 2020 10:40:33 +0000 X-UUID: 47f6da4424ce4635931514ed31eaff76-20200318 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=O++pLXuj0DX/kTHP26oFWY1EQqKvdFA9wne654JlhgA=; b=AxibO5Yfa8I9VFxjXdWY6CyufjZdlPs9mMWGjQ4NGa04SE1IJghvUTitkt7P6mDo91zlQ+Xed68iqBi1tiI1GpY+Lru7RvzX38IXd07jXDGCl1pmyfv4ri9HVsxqEO2Uioac1bkxJQ8XshD9ttSEBRR7PbZ/9qJ8RzUTi1JPkq0=; X-UUID: 47f6da4424ce4635931514ed31eaff76-20200318 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1624295181; Wed, 18 Mar 2020 02:40:29 -0800 Received: from MTKMBS02N2.mediatek.inc (172.21.101.101) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 18 Mar 2020 03:41:00 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 18 Mar 2020 18:37:25 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 18 Mar 2020 18:40:30 +0800 From: Stanley Chu To: , , , , , Subject: [PATCH v7 0/7] scsi: ufs: some cleanups and make the delay for host enabling customizable Date: Wed, 18 Mar 2020 18:40:09 +0800 Message-ID: <20200318104016.28049-1-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-TM-SNTS-SMTP: C898DCF254560EA0341542683F3E0BFC4414FA2D8198C3B73AF12E8E0B47139F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200318_034030_611278_CB3C737F X-CRM114-Status: UNSURE ( 7.52 ) 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 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_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 -0.1 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: Stanley Chu , 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 v6 -> v7 - Fix patch #3 "scsi: ufs: introduce common delay function" (Bart Van Assche) - Remove "can_sleep" related changes. - Limit the usage of common delay function, for example, if delay time is fixed and larger than 10 us, using introduced common delay function is not required. - Other related changes according to patch #3 changes v5 -> v6 - Drop patch #2 "scsi: ufs: remove init_prefetch_data in struct ufs_hba" in v5 because Can Guo has similar cleanup earlier in patch "scsi: ufs: Do not rely on prefetched data" v4 -> v5 - Fix patch #7: Fix typo "initializatoin" in title v3 -> v4 - In patch #8, fix incorrect condition of customized delay for host enabling 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 "scsi: ufs: remove init_prefetch_data in struct ufs_hba" - 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 Altman) Stanley Chu (7): scsi: ufs: fix uninitialized tx_lanes in ufshcd_disable_tx_lcc() scsi: ufs: use an enum for host capabilities scsi: ufs: introduce common and flexible delay function scsi: ufs-mediatek: use common delay function for required places scsi: ufs: allow customized delay for host enabling scsi: ufs: make HCE polling more compact to improve initialization latency scsi: ufs-mediatek: customize the delay for host enabling drivers/scsi/ufs/ufs-mediatek.c | 58 +++++++++++++++++----------- drivers/scsi/ufs/ufs-mediatek.h | 1 + drivers/scsi/ufs/ufshcd.c | 21 +++++++++-- drivers/scsi/ufs/ufshcd.h | 67 +++++++++++++++++++-------------- 4 files changed, 93 insertions(+), 54 deletions(-)