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Tue, 17 Aug 2021 21:34:22 -0700 (PDT) Date: Wed, 18 Aug 2021 10:04:21 +0530 From: Viresh Kumar To: Dmitry Osipenko Cc: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Peter Chen , Mark Brown , Lee Jones , Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= , Nishanth Menon , Vignesh Raghavendra , Richard Weinberger , Miquel Raynal , Lucas Stach , Stefan Agner , Adrian Hunter , Mauro Carvalho Chehab , Rob Herring , Michael Turquette , linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-staging@lists.linux.dev, linux-spi@vger.kernel.org, linux-pwm@vger.kernel.org, linux-mtd@lists.infradead.org, linux-mmc@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org Subject: Re: [PATCH v8 01/34] opp: Add dev_pm_opp_sync() helper Message-ID: <20210818043421.cxa4gjrzerakmxxm@vireshk-i7> References: <20210817012754.8710-1-digetx@gmail.com> <20210817012754.8710-2-digetx@gmail.com> <20210817075515.vyyv7z37e6jcrhsl@vireshk-i7> <710261d9-7ae3-5155-c0a2-f8aed2408d0b@gmail.com> <20210818035533.ieqkexltfvvf2p4n@vireshk-i7> <5b2a80c1-9743-e633-6257-ede94c8a274c@gmail.com> <6df0ed60-e497-0af2-09b6-a9d82f502f17@gmail.com> <6438bdfb-3e9e-40dd-fa7c-c79f0892e12a@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <6438bdfb-3e9e-40dd-fa7c-c79f0892e12a@gmail.com> User-Agent: NeoMutt/20180716-391-311a52 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 18-08-21, 07:30, Dmitry Osipenko wrote: > 18.08.2021 07:29, Dmitry Osipenko пишет: > >> The first resume initializes the OPP state on sync, all further syncs on > >> resume are no-ops. > >> > > > > Notice that we use GENPD here. GENPD core takes care of storing PD's > > performance state (voltage in case of Tegra) and dropping it to 0 after > > rpm-suspend, GENPD core also restores the state before rpm-resume. > > By 'here' I mean in this series. It is still not clear to me why you need to this on resume, and not probe. -- viresh