From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mason Subject: Re: RFC on cpufreq implementation Date: Mon, 19 Jan 2015 23:03:54 +0100 Message-ID: <54BD7F4A.6020605@free.fr> References: <54B7F7CD.7030903@free.fr> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Viresh Kumar Cc: "Rafael J. Wysocki" , cpufreq , Linux ARM , Linux PM On 19/01/2015 08:52, Viresh Kumar wrote: > On 15 January 2015 at 22:54, Mason wrote: >> I decided to expose only a small subset of frequencies (namely >> {999,500,333,111} MHz) because, in my tests, the ondemand gov >> chose mostly min and max, and the intermediate frequencies not >> so much; so I figured "2 intermediate freqs" is good enough. >> (I'm ready to hear otherwise.) > > Following patch solved this issue in 3.17.. > > 6393d6a1027e cpufreq: ondemand: Eliminate the deadband effect Good to know, thanks! (I'm on 3.14) https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6393d6a1027ec1d69ec6246f6c7c2186f76c2abb Do you have other comments/suggestions regarding my code? Regards. From mboxrd@z Thu Jan 1 00:00:00 1970 From: mpeg.blue@free.fr (Mason) Date: Mon, 19 Jan 2015 23:03:54 +0100 Subject: RFC on cpufreq implementation In-Reply-To: References: <54B7F7CD.7030903@free.fr> Message-ID: <54BD7F4A.6020605@free.fr> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 19/01/2015 08:52, Viresh Kumar wrote: > On 15 January 2015 at 22:54, Mason wrote: >> I decided to expose only a small subset of frequencies (namely >> {999,500,333,111} MHz) because, in my tests, the ondemand gov >> chose mostly min and max, and the intermediate frequencies not >> so much; so I figured "2 intermediate freqs" is good enough. >> (I'm ready to hear otherwise.) > > Following patch solved this issue in 3.17.. > > 6393d6a1027e cpufreq: ondemand: Eliminate the deadband effect Good to know, thanks! (I'm on 3.14) https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6393d6a1027ec1d69ec6246f6c7c2186f76c2abb Do you have other comments/suggestions regarding my code? Regards.