From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 406A5C433E1 for ; Mon, 17 Aug 2020 08:18:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1D3A520738 for ; Mon, 17 Aug 2020 08:18:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="K5XZg9ok" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727818AbgHQISV (ORCPT ); Mon, 17 Aug 2020 04:18:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51376 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726196AbgHQISO (ORCPT ); Mon, 17 Aug 2020 04:18:14 -0400 Received: from mail-pf1-x444.google.com (mail-pf1-x444.google.com [IPv6:2607:f8b0:4864:20::444]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E5B0C061388; Mon, 17 Aug 2020 01:18:14 -0700 (PDT) Received: by mail-pf1-x444.google.com with SMTP id a79so7852400pfa.8; Mon, 17 Aug 2020 01:18:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=z+N51puImyhHxFx5Dm61lcPlZbEFuwK8jmWOAVp7Ph8=; b=K5XZg9ok4JjG3ct1sm9nhp9P1f1FppDczGCfLdNzfKpPuz++jIfBtakngC7NDdg9SV /0qXDp3CtBQvq2UJOciQrZdnscHe5oVUcB/ha1H9vdV6SmbrYpib1Uy9kgwZui5i+g4Q juHlIW8G1oNmOQrVOrhK7p5P2kcNR8fFqF74H7+zMg6nxLIpWSP5NmJzdq9ViVlyUati g8LB7o2+URT0tBDZsX6uXK/CcMI2/5jO6+J/jcJhVWNG/2gt3E9GAQqsmV5dhV44u93q g7/gWNzluJrxNicWYmCeId492BEGRpw2TeTsktBLONgzIMYqjaBEKQynwuH9wkau0+X6 epAQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=z+N51puImyhHxFx5Dm61lcPlZbEFuwK8jmWOAVp7Ph8=; b=ZFFDZb1mMzClMW8I15nio6Oqok/PCCC1arwmVFjTA+F0MIaUeZw08XnIh1AJWMYEgc gtBffQYVyunrHiurPQtxBx7kyNxraCIOrbRlksbYievRRyZX2MQjT2srTloD3eohTIyz Lb4WVDYCjXXKZAGhCySWbr2sieMeLEaZh2DWA01SXwQH0HdE0TnBFuh5PL5mwmU+/JF1 2KJEpazUYLutAVfPfdw2yuPhr2RFaukabQhKbuZOvAlR/PxK7WtTjmv5vfVuO0YRFWG0 vwxVdyRo4ckdDFIsJS/C3CSCvcboHGd4pdqD+mpOPnvI4/AasarTaSXMHSvHrl0am9op UZpQ== X-Gm-Message-State: AOAM5322MX9GyZI7LEz28Xc6p3gWxIe/0BEMZmdwW8SVk4VRxeIMkPST AQYFIq0MEaWAbYhyp33nS7g= X-Google-Smtp-Source: ABdhPJwaKRxVVpxObpt2jqteoMYfRRZZpAZmMGLvpTaseq2out4O7d+yilUaXa9D5vSOLFl1pRsV3Q== X-Received: by 2002:a63:6e01:: with SMTP id j1mr9130334pgc.147.1597652293814; Mon, 17 Aug 2020 01:18:13 -0700 (PDT) Received: from gmail.com ([103.105.152.86]) by smtp.gmail.com with ESMTPSA id q6sm16833689pjc.47.2020.08.17.01.18.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Aug 2020 01:18:13 -0700 (PDT) Date: Mon, 17 Aug 2020 13:46:32 +0530 From: Vaibhav Gupta To: Bjorn Helgaas , Bjorn Helgaas , Bjorn Helgaas , Vaibhav Gupta , Adam Radford , "James E.J. Bottomley" , "Martin K. Petersen" , Adaptec OEM Raid Solutions , Hannes Reinecke , Bradley Grove , John Garry , Don Brace , James Smart , Dick Kennedy , Kashyap Desai , Sumit Saxena , Shivasharan S , Sathya Prakash , Sreekanth Reddy , Suganath Prabu Subramani , Jack Wang Cc: Shuah Khan , linux-kernel@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org, linux-scsi@vger.kernel.org, esc.storagedev@microsemi.com, megaraidlinux.pdl@broadcom.com, MPT-FusionLinux.pdl@broadcom.com Subject: Re: [PATCH v2 00/15] scsi: use generic power management Message-ID: <20200817081632.GI5869@gmail.com> References: <20200720133427.454400-1-vaibhavgupta40@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20200720133427.454400-1-vaibhavgupta40@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 20, 2020 at 07:04:13PM +0530, Vaibhav Gupta wrote: > Linux Kernel Mentee: Remove Legacy Power Management. > > The purpose of this patch series is to upgrade power management in scsi > drivers. This has been done by upgrading .suspend() and .resume() callbacks. > > The upgrade makes sure that the involvement of PCI Core does not change the > order of operations executed in a driver. Thus, does not change its behavior. > > In general, drivers with legacy PM, .suspend() and .resume() make use of PCI > helper functions like pci_request/release_regions(), pci_set_power_state(), > pci_save/restore_state(), pci_enable/disable_device(), etc. to complete > their job. > > The conversion requires the removal of those function calls, change the > callbacks' definition accordingly and make use of dev_pm_ops structure. > > v2: kbuild error in v1. > > All patches are compile-tested only. > > Test tools: > - Compiler: gcc (GCC) 10.1.0 > - allmodconfig build: make -j$(nproc) W=1 all > > Vaibhav Gupta (15): > scsi: megaraid_sas: use generic power management > scsi: aacraid: use generic power management > scsi: aic7xxx: use generic power management > scsi: aic79xx: use generic power management > scsi: arcmsr: use generic power management > scsi: esas2r: use generic power management > scsi: hisi_sas_v3_hw: use generic power management > scsi: mpt3sas_scsih: use generic power management > scsi: lpfc: use generic power management > scsi: pm_8001: use generic power management > scsi: hpsa: use generic power management > scsi: 3w-9xxx: use generic power management > scsi: 3w-sas: use generic power management > scsi: mvumi: use generic power management > scsi: pmcraid: use generic power management > > drivers/scsi/3w-9xxx.c | 30 ++----- > drivers/scsi/3w-sas.c | 31 ++----- > drivers/scsi/aacraid/linit.c | 34 ++------ > drivers/scsi/aic7xxx/aic79xx.h | 12 +-- > drivers/scsi/aic7xxx/aic79xx_core.c | 8 +- > drivers/scsi/aic7xxx/aic79xx_osm_pci.c | 43 +++------- > drivers/scsi/aic7xxx/aic79xx_pci.c | 6 +- > drivers/scsi/aic7xxx/aic7xxx.h | 10 +-- > drivers/scsi/aic7xxx/aic7xxx_core.c | 6 +- > drivers/scsi/aic7xxx/aic7xxx_osm_pci.c | 46 +++------- > drivers/scsi/aic7xxx/aic7xxx_pci.c | 4 +- > drivers/scsi/arcmsr/arcmsr_hba.c | 35 +++----- > drivers/scsi/esas2r/esas2r.h | 5 +- > drivers/scsi/esas2r/esas2r_init.c | 48 +++-------- > drivers/scsi/esas2r/esas2r_main.c | 3 +- > drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 32 +++---- > drivers/scsi/hpsa.c | 12 +-- > drivers/scsi/lpfc/lpfc_init.c | 100 +++++++--------------- > drivers/scsi/megaraid/megaraid_sas_base.c | 61 ++++--------- > drivers/scsi/mpt3sas/mpt3sas_scsih.c | 36 +++----- > drivers/scsi/mvumi.c | 49 +++-------- > drivers/scsi/pm8001/pm8001_init.c | 46 ++++------ > drivers/scsi/pmcraid.c | 44 +++------- > 23 files changed, 212 insertions(+), 489 deletions(-) > > -- > 2.27.0 > From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.3 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AABDDC433E3 for ; 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Mon, 17 Aug 2020 01:18:13 -0700 (PDT) Received: from gmail.com ([103.105.152.86]) by smtp.gmail.com with ESMTPSA id q6sm16833689pjc.47.2020.08.17.01.18.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Aug 2020 01:18:13 -0700 (PDT) Date: Mon, 17 Aug 2020 13:46:32 +0530 From: Vaibhav Gupta To: Bjorn Helgaas , Bjorn Helgaas , Bjorn Helgaas , Vaibhav Gupta , Adam Radford , "James E.J. Bottomley" , "Martin K. Petersen" , Adaptec OEM Raid Solutions , Hannes Reinecke , Bradley Grove , John Garry , Don Brace , James Smart , Dick Kennedy , Kashyap Desai , Sumit Saxena , Shivasharan S , Sathya Prakash , Sreekanth Reddy , Suganath Prabu Subramani , Jack Wang Message-ID: <20200817081632.GI5869@gmail.com> References: <20200720133427.454400-1-vaibhavgupta40@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200720133427.454400-1-vaibhavgupta40@gmail.com> Cc: linux-scsi@vger.kernel.org, MPT-FusionLinux.pdl@broadcom.com, esc.storagedev@microsemi.com, linux-kernel@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org, megaraidlinux.pdl@broadcom.com Subject: Re: [Linux-kernel-mentees] [PATCH v2 00/15] scsi: use generic power management X-BeenThere: linux-kernel-mentees@lists.linuxfoundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-kernel-mentees-bounces@lists.linuxfoundation.org Sender: "Linux-kernel-mentees" On Mon, Jul 20, 2020 at 07:04:13PM +0530, Vaibhav Gupta wrote: > Linux Kernel Mentee: Remove Legacy Power Management. > > The purpose of this patch series is to upgrade power management in scsi > drivers. This has been done by upgrading .suspend() and .resume() callbacks. > > The upgrade makes sure that the involvement of PCI Core does not change the > order of operations executed in a driver. Thus, does not change its behavior. > > In general, drivers with legacy PM, .suspend() and .resume() make use of PCI > helper functions like pci_request/release_regions(), pci_set_power_state(), > pci_save/restore_state(), pci_enable/disable_device(), etc. to complete > their job. > > The conversion requires the removal of those function calls, change the > callbacks' definition accordingly and make use of dev_pm_ops structure. > > v2: kbuild error in v1. > > All patches are compile-tested only. > > Test tools: > - Compiler: gcc (GCC) 10.1.0 > - allmodconfig build: make -j$(nproc) W=1 all > > Vaibhav Gupta (15): > scsi: megaraid_sas: use generic power management > scsi: aacraid: use generic power management > scsi: aic7xxx: use generic power management > scsi: aic79xx: use generic power management > scsi: arcmsr: use generic power management > scsi: esas2r: use generic power management > scsi: hisi_sas_v3_hw: use generic power management > scsi: mpt3sas_scsih: use generic power management > scsi: lpfc: use generic power management > scsi: pm_8001: use generic power management > scsi: hpsa: use generic power management > scsi: 3w-9xxx: use generic power management > scsi: 3w-sas: use generic power management > scsi: mvumi: use generic power management > scsi: pmcraid: use generic power management > > drivers/scsi/3w-9xxx.c | 30 ++----- > drivers/scsi/3w-sas.c | 31 ++----- > drivers/scsi/aacraid/linit.c | 34 ++------ > drivers/scsi/aic7xxx/aic79xx.h | 12 +-- > drivers/scsi/aic7xxx/aic79xx_core.c | 8 +- > drivers/scsi/aic7xxx/aic79xx_osm_pci.c | 43 +++------- > drivers/scsi/aic7xxx/aic79xx_pci.c | 6 +- > drivers/scsi/aic7xxx/aic7xxx.h | 10 +-- > drivers/scsi/aic7xxx/aic7xxx_core.c | 6 +- > drivers/scsi/aic7xxx/aic7xxx_osm_pci.c | 46 +++------- > drivers/scsi/aic7xxx/aic7xxx_pci.c | 4 +- > drivers/scsi/arcmsr/arcmsr_hba.c | 35 +++----- > drivers/scsi/esas2r/esas2r.h | 5 +- > drivers/scsi/esas2r/esas2r_init.c | 48 +++-------- > drivers/scsi/esas2r/esas2r_main.c | 3 +- > drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 32 +++---- > drivers/scsi/hpsa.c | 12 +-- > drivers/scsi/lpfc/lpfc_init.c | 100 +++++++--------------- > drivers/scsi/megaraid/megaraid_sas_base.c | 61 ++++--------- > drivers/scsi/mpt3sas/mpt3sas_scsih.c | 36 +++----- > drivers/scsi/mvumi.c | 49 +++-------- > drivers/scsi/pm8001/pm8001_init.c | 46 ++++------ > drivers/scsi/pmcraid.c | 44 +++------- > 23 files changed, 212 insertions(+), 489 deletions(-) > > -- > 2.27.0 > _______________________________________________ Linux-kernel-mentees mailing list Linux-kernel-mentees@lists.linuxfoundation.org https://lists.linuxfoundation.org/mailman/listinfo/linux-kernel-mentees