From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sudeep Holla Subject: Re: [PATCH v2 2/2] Documentation: devicetree: Add boost-frequency binding to list boost mode frequency Date: Fri, 07 Feb 2014 18:02:53 +0000 Message-ID: <52F51FCD.5000009@arm.com> References: <1391786342-11812-1-git-send-email-thomas.ab@samsung.com> <1391786342-11812-3-git-send-email-thomas.ab@samsung.com> <52F50698.4060305@arm.com> <52F509BD.70903@arm.com> <52F51888.5010608@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=WINDOWS-1252 Content-Transfer-Encoding: 8BIT Return-path: In-Reply-To: Sender: linux-samsung-soc-owner@vger.kernel.org To: Nishanth Menon Cc: Sudeep.Holla@arm.com, Thomas Abraham , "linux-pm@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "rjw@rjwysocki.net" , "linux-samsung-soc@vger.kernel.org" , "kgene.kim@samsung.com" , "t.figa@samsung.com" , "l.majewski@samsung.com" , "viresh.kumar@linaro.org" , "thomas.ab@samsung.com" , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala List-Id: devicetree@vger.kernel.org On 07/02/14 17:37, Nishanth Menon wrote: > On Fri, Feb 7, 2014 at 11:31 AM, Sudeep Holla wrote: [...] >> Yes I think its counter-intuitive as it's visible to the userspace(list of >> frequencies and the boost parameters are exposed through sysfs) > > That will be a different problem -> as currently every single > frequency in the cpufreq list has ability to be marked as boost > frequency - if userspace does not maintain that, then, IMHO, fix the > userspace :D > /sys/devices/system/cpu/cpu*/cpufreq/scaling_available_frequencies gives the list of frequencies based on the state of the boost feature at anytime. Intuitively the list without boost shouldn't have any frequency above the range when it's enabled :), that's what I was referring to. So I am not talking about any issue with user-space maintenance. Regards, Sudeep