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Thu, 21 Feb 2019 19:32:03 -0800 (PST) Date: Fri, 22 Feb 2019 09:02:01 +0530 From: Viresh Kumar To: Gregory CLEMENT Subject: Re: [BUG] cpufreq/armada-37xx: Parent clock issues after boot Message-ID: <20190222033201.qdod733xtnwptxev@vireshk-i7> References: <20190124103052.dvkg43uwieejoupo@vireshk-i7> <87imychbci.fsf@FE-laptop> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <87imychbci.fsf@FE-laptop> User-Agent: NeoMutt/20180323-120-3dd1ac X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190221_193206_906916_9E6E75D4 X-CRM114-Status: GOOD ( 13.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vincent Guittot , linux-pm@vger.kernel.org, Ilias Apalodimas , rjw@rjwysocki.net, Thomas Petazzoni , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 25-01-19, 18:54, Gregory CLEMENT wrote: > Well the idea was to modify the DVFS register before we enable > DVFS. Indeed modifying the parent clock of a CPU while we use it could > be a little tricky. > > I have some ideas to fix this issue: I won't use anymore > get_parent/set_parent in the cpufreq driver and I will set the DVFS > parent clock during the initialization at the clock driver level. I need > to do some tests to be sure of the implementation and once it was done I > will CC you with the patch for the fix. Hi Gregory, I was wondering if you had any updates on this as it has been almost a month since you shared an update. -- viresh _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel