From patchwork Fri Mar 13 09:00:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11436305 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 B390614B4 for ; Fri, 13 Mar 2020 09:02:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9369A20752 for ; Fri, 13 Mar 2020 09:02:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="IZEYXpsj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726692AbgCMJCA (ORCPT ); Fri, 13 Mar 2020 05:02:00 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:50531 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726300AbgCMJB2 (ORCPT ); Fri, 13 Mar 2020 05:01:28 -0400 X-UUID: 116210520f954c7cbf0ae092256945d6-20200313 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=S3uWyJk73+UEOL/b0WFIj4yNQ34uAFbalJrd4+RQrbo=; b=IZEYXpsjY9a9Y1Cx6sLs42qrXQ/9vZHvWGSryVEtKHJStBVi3Lw4Q0IklBaeKZ+a36cCUTVO9Tpc6rOaN7a7//FWfg43tyEIzCpbBNfXQaO9VMFoW721CFZDMNNVKiPNhVKvAUtpWENLZLD56HdhKBe6BnusEj/XKCYud23ggbg=; X-UUID: 116210520f954c7cbf0ae092256945d6-20200313 Received: from mtkcas09.mediatek.inc [(172.21.101.178)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1045666946; Fri, 13 Mar 2020 17:01:22 +0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 13 Mar 2020 16:58:31 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 13 Mar 2020 17:00:32 +0800 From: Stanley Chu To: , , , , CC: , , , , , , , , , , , , Stanley Chu Subject: [PATCH v4 0/8] scsi: ufs: some cleanups and make the delay for host enabling customizable Date: Fri, 13 Mar 2020 17:00:55 +0800 Message-ID: <20200313090103.15390-1-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-TM-SNTS-SMTP: 943201575853E0C8EA28F1CD4D879308EFE06E0429203F278F2E643C67DFDB422000:8 X-MTK: N Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.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. v3 -> v4 - Collect review tags in v2 - 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) drivers/scsi/ufs/ufs-mediatek.c | 64 ++++++++++++++++----------- drivers/scsi/ufs/ufs-mediatek.h | 1 + drivers/scsi/ufs/ufshcd.c | 47 +++++++++++--------- drivers/scsi/ufs/ufshcd.h | 78 ++++++++++++++++----------------- 4 files changed, 106 insertions(+), 84 deletions(-)