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Tue, 14 Jul 2020 01:25:52 -0700 (PDT) Received: from gmail.com ([103.105.153.67]) by smtp.gmail.com with ESMTPSA id i21sm16683167pfa.18.2020.07.14.01.25.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jul 2020 01:25:51 -0700 (PDT) Date: Tue, 14 Jul 2020 13:54:26 +0530 From: Vaibhav Gupta To: Bartlomiej Zolnierkiewicz Message-ID: <20200714082426.GA5817@gmail.com> References: <20200713173613.2095-1-vaibhavgupta40@gmail.com> <3b26bfff-7a42-7bbe-2050-51fe1ce96d4e@samsung.com> <20200714075247.GA4859@gmail.com> <834eb293-bd4f-626c-4558-fbf71a5999f0@samsung.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <834eb293-bd4f-626c-4558-fbf71a5999f0@samsung.com> Cc: linux-ide@vger.kernel.org, Vaibhav Gupta , linux-kernel@vger.kernel.org, Bjorn Helgaas , Bjorn Helgaas , linux-kernel-mentees@lists.linuxfoundation.org, "David S. Miller" Subject: Re: [Linux-kernel-mentees] [PATCH v3 0/3] drivers: ide: 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 Tue, Jul 14, 2020 at 10:19:06AM +0200, Bartlomiej Zolnierkiewicz wrote: > > On 7/14/20 9:52 AM, Vaibhav Gupta wrote: > > On Tue, Jul 14, 2020 at 09:32:56AM +0200, Bartlomiej Zolnierkiewicz wrote: > >> > >> > >> IDE subsystem (drivers/ide/) is deprecated and has been superseded by libata > >> subsystem (drivers/ata/). > >> > >> libata drivers have the same issue so please concentrate on fixing them > >> first. Later (if desirable) changes can be back-ported to drivers/ide/. > >> > > Hello, (drivers/ide) and (drivers/ata) are the two major families, I am working > > on, for generic PM upgradation. I was bit unaware about priority, and also in > > the last, both ide and ata drivers have to be upgraded. > > Well, drivers/ide/ is scheduled for removal in 2021 > (it even prints the warning during initialization of > every host driver).. Okay then, I will start with ata family. Thanks, Vaibhav Gupta > > Best regards, > -- > Bartlomiej Zolnierkiewicz > Samsung R&D Institute Poland > Samsung Electronics > > >>> All patches are compile-tested only. > >> > >> This patchset needs (at least) some basic testing. It should be easier with > >> libata subsystem as it also support SATA controllers and devices. > > To upgrade PM in (drivers/ide) I have made .suspend() and .resume() static. Then > > bind them in "struct dev_pm_ops" variable (ide_pci_pm_ops) and expose it using > > EXPORT_SYMBOL_GPL(). This has affected 30 drivers. I was hoping if ide changes > > can be tested/verified, specially [PATCH 1/3]. As then, I will be sure about > > similar change in ata, as it also requires similar alteration. > > > > Thanks > > Vaibhav Gupta > > > >> > >> Best regards, > >> -- > >> Bartlomiej Zolnierkiewicz > >> Samsung R&D Institute Poland > >> Samsung Electronics > >> _______________________________________________ Linux-kernel-mentees mailing list Linux-kernel-mentees@lists.linuxfoundation.org https://lists.linuxfoundation.org/mailman/listinfo/linux-kernel-mentees