On Fri, May 11, 2012 at 09:02:02AM +0200, Jean Pihet wrote: > Hi Mark, > > On Wed, May 2, 2012 at 4:36 PM, mark gross <markgross@xxxxxxxxxxx> wrote: > > This is a Request For Participation in a micro-conference at this years > > Linux plumbers event. For this micro conference to happen we need to > > reach a certain critical mass WRT participants as measured by submitted > > talks associated to Power Management Constraints. > That looks great! I hope some progress can be made in the area of the > constraints frameworks design. > > > The To: list is populated with folks that I've had interactions with > > over extending pm-qos or constraint based PM over the past year. > > > > If you are working on problems related to constraining the power / > > performance of devices I am inviting your participation and request you > > submit a proposal for presenting your problem space (preferred) and or > > solution to a group of developers looking for a good solution to push > > upstream. The talks will be about 20 min long as I want to get into > > some design and implementation discussions after the requirements > > definition is mostly finished. > I can have something about the per-device PM QoS, starting from the > ELC presentation [1], the current status and the next steps. > > [1] https://events.linuxfoundation.org/events/embedded-linux-conference/pihet > The slides can be found at > https://events.linuxfoundation.org/images/stories/pdf/lf_elc12_pihet.pdf. > > I am looking at the travel arrangements and will confirm asap. > > > I am interested in gathering user mode interface needs as well as kernel > > mode. > An agreement is needed on the APIs, especially for the user space. > > > > > From a high level pm-constraints is a generalization of pm-qos to include > > limiting performance as well as its current limiting of device > > throttling. > > > > As performance limiting is typically used for any of the following: > > 1) staying within thermal operational envelopes > > 2) avoiding peak current > > 3) extending battery life in active use cases > > > > I invite anyone working in any of these areas or pm-qos applications to > > participate in this micro-conference. > > > > I will organize the micro-conference into 2 parts: > > 1) problem statements with specific participant examples where > > constraining the performance or throttling is needed. > > > > 2) high level design brain storming. > > > > If the micro-conference happens (i.e. critical mass is reached) any > > interested linux-plumbers attendees is very welcome to participate. > > > > Please send me an off list email if you want me to add you to my mutt > > alias of interested parties I'll use to cc people on emails. Note: must > > of the correspondence will cc linux-pm too. > > > > Please submit a proposal if you are interested in participating in this > > with me. I know a number of people are working in this space for the > > past few years now. I think its a good time to compare notes and at > > least consolidate requirements and use cases. Perhaps we'll even come up > > with a good design to implement in the process. > > > > thanks, > > --mark > > Thanks for organizing! > I think it will be a good discussion and hopefully we'll make progress all around on this topic. BTW I'm sorry for mutilating your name and email in my original posting. --mark _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/linux-pm
