Messages in this thread | | | Date | Thu, 6 May 2010 10:08:14 -0400 (EDT) | From | Alan Stern <> | Subject | Re: [PATCH 0/8] Suspend block api (version 6) |
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On Wed, 5 May 2010, Brian Swetland wrote:
> > Probably generalizing these into the LDM is the direction to go so > > userspace can set constraints on a per-device (or per-class?) basis: > > > > /sys/devices/.../power/constraint/throughput > > /sys/devices/.../power/constraint/wakeup_latency > > /sys/devices/.../power/constraint/... ? > > The constraint stuff is definitely something I'd love to talk about in > detail. It's a problem that I think is common to every SoC I've > worked with. Having a general solution for this problem (of > specifying and observing various constraints for clock, power, qos, > etc) kernel-wide would seem like a big win. > > Might be worth kicking some design ideas around and getting a bunch of > the interested parties together at some of the upcoming linux > conference things this fall on the east coast?
The Linux Power-Management Summit is scheduled for August 9, at the start of the LinuxCon meeting in Boston. This would make an excellent topic for discussion.
Alan Stern
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