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=-6.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, FSL_HELO_FAKE,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 D18F7C433E2 for ; Tue, 8 Sep 2020 17:07:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8ADCB2087C for ; Tue, 8 Sep 2020 17:07:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="E3hF/139" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732096AbgIHRHj (ORCPT ); Tue, 8 Sep 2020 13:07:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37138 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731786AbgIHRHS (ORCPT ); Tue, 8 Sep 2020 13:07:18 -0400 Received: from mail-pf1-x441.google.com (mail-pf1-x441.google.com [IPv6:2607:f8b0:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A1990C061573; Tue, 8 Sep 2020 10:07:18 -0700 (PDT) Received: by mail-pf1-x441.google.com with SMTP id f18so11472012pfa.10; Tue, 08 Sep 2020 10:07:18 -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=IOdsYvuedMqs4VETpiys3IXPYNWGiW6l6USeWyBo5Tw=; b=E3hF/139sLDHkufkGEuXu0Q9tGnJAuMoinQNyL1/f1M5ITqMHmhy8VOQW9c2ijlO8J 45LVWXWWXwmRzEu1Iza+SsIpBUD3A5fNtsjLwCbBkhZEUwZm8UCr+w8qucGys/PaARi3 pHbYGFycwxvRzYFsAmKoyKgpJ5grAaeFAEKms4+JBCyRo3e6ZG40nKDU2bX+O1VRT5qJ XqyldHdQVAYlBLqR0zs3qe/bgBGcTxCY+qCbSIX6pzB8jRcJJUNy2YfYRNZUGUbPRzUy 0U9duWrfBp97BcOKZBa/ht01rj3bCdryAIHmd06RvcfRdWgzeugwOLf8WsMnPq/MI3OQ nIng== 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=IOdsYvuedMqs4VETpiys3IXPYNWGiW6l6USeWyBo5Tw=; b=ScdtPlF0W98ulEBr7ukNTk/8OyqlqQlSPXr/Q76XCbaqK3Qw/JvLw9P83F/kzmBp8Z NxjAnFjLcOuo0Qy316vMgfvumehXRUCP4tt/JpDwA0q0F1n0veZTG8ETA74bHd7RLQU7 498Sa86nBRQZwPDHOst0BAAZ/SJfgp1xEjLNokrSQY6QjBrcAqQwY5PdtTPlCgtGArEy BZohH3jMZChnwhiMllUNIWTGZ8VUWS42RVJdsmDFtEf66np8fD8NsCn68VEnz5bmN5K6 JCeLejtLrIo23ugW/n/v7S3b/9RL42sUd8708qOblA8X6oXFedqH5l9FJZzjtOMSU3uA ZT0Q== X-Gm-Message-State: AOAM532v5+coaNmIOpRvKlnoy7IdVm4dN0KBEEnN8kx2avenZngaQo/V qJxXMrOzG5zXWHfuV2QPKHE= X-Google-Smtp-Source: ABdhPJyBDsUF+MDMugjzk8GWbvb0LDjNE6l8t+6+RE+TZU51ofLulEyHHUkRKBe/RL/viJ9TXboP4Q== X-Received: by 2002:a62:1648:: with SMTP id 69mr24979230pfw.127.1599584838112; Tue, 08 Sep 2020 10:07:18 -0700 (PDT) Received: from gmail.com ([106.201.26.241]) by smtp.gmail.com with ESMTPSA id e27sm16517pfj.62.2020.09.08.10.07.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Sep 2020 10:07:17 -0700 (PDT) Date: Tue, 8 Sep 2020 22:35:24 +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 11/15] scsi: hpsa: use generic power management Message-ID: <20200908170524.GL9948@gmail.com> References: <20200720133427.454400-1-vaibhavgupta40@gmail.com> <20200720133427.454400-12-vaibhavgupta40@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20200720133427.454400-12-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 07:04:24PM +0530, Vaibhav Gupta wrote: > Drivers using legacy PM have to manage PCI states and device's PM states > themselves. They also need to take care of configuration registers. > > With improved and powerful support of generic PM, PCI Core takes care of > above mentioned, device-independent, jobs. > > Change function parameter in both .suspend() and .resume() to > "struct device*" type. The function body remains unchanged as it was empty. > Also, bind callbacks with "static const struct dev_pm_ops" variable. > > Compile-tested only. > > Signed-off-by: Vaibhav Gupta > --- > drivers/scsi/hpsa.c | 12 +++++++----- > 1 file changed, 7 insertions(+), 5 deletions(-) > > diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c > index 81d0414e2117..70bdd6fe91ee 100644 > --- a/drivers/scsi/hpsa.c > +++ b/drivers/scsi/hpsa.c > @@ -9070,25 +9070,27 @@ static void hpsa_remove_one(struct pci_dev *pdev) > hpda_free_ctlr_info(h); /* init_one 1 */ > } > > -static int hpsa_suspend(__attribute__((unused)) struct pci_dev *pdev, > - __attribute__((unused)) pm_message_t state) > +static int __maybe_unused hpsa_suspend( > + __attribute__((unused)) struct device *dev) > { > return -ENOSYS; > } > > -static int hpsa_resume(__attribute__((unused)) struct pci_dev *pdev) > +static int __maybe_unused hpsa_resume > + (__attribute__((unused)) struct device *dev) > { > return -ENOSYS; > } > > +static SIMPLE_DEV_PM_OPS(hpsa_pm_ops, hpsa_suspend, hpsa_resume); > + > static struct pci_driver hpsa_pci_driver = { > .name = HPSA, > .probe = hpsa_init_one, > .remove = hpsa_remove_one, > .id_table = hpsa_pci_device_id, /* id_table */ > .shutdown = hpsa_shutdown, > - .suspend = hpsa_suspend, > - .resume = hpsa_resume, > + .driver.pm = &hpsa_pm_ops, > }; > > /* Fill in bucket_map[], given nsgs (the max number of > -- > 2.27.0 > .