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[46.138.85.91]) by smtp.googlemail.com with ESMTPSA id r20sm223793lff.93.2021.08.17.08.53.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 17 Aug 2021 08:53:11 -0700 (PDT) Subject: Re: [PATCH v8 22/34] spi: tegra20-slink: Add OPP support To: Mark Brown Cc: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Peter Chen , Lee Jones , =?UTF-8?Q?Uwe_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 References: <20210817012754.8710-1-digetx@gmail.com> <20210817012754.8710-23-digetx@gmail.com> <20210817122244.GA4290@sirena.org.uk> From: Dmitry Osipenko Message-ID: Date: Tue, 17 Aug 2021 18:53:09 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <20210817122244.GA4290@sirena.org.uk> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 17.08.2021 15:22, Mark Brown пишет: > On Tue, Aug 17, 2021 at 04:27:42AM +0300, Dmitry Osipenko wrote: >> The SPI on Tegra belongs to the core power domain and we're going to >> enable GENPD support for the core domain. Now SPI driver must use OPP >> API for driving the controller's clock rate because OPP API takes care >> of reconfiguring the domain's performance state in accordance to the >> rate. Add OPP support to the driver. > > Acked-by: Mark Brown > > Is there a concrete dependency here or can I merge this separately? This patch depends on the new OPP helpers added earlier in this series. In particular it depends on these patches: opp: Add dev_pm_opp_sync() helper soc/tegra: Add devm_tegra_core_dev_init_opp_table_simple() Thank you for the ack!