Wednesday, 15-09-2010

Attendees

Name

Email

IRC Nick

Amit Kucheria

amit.kucheria@linaro.org

amitk

Amit Arora

amit.arora@linaro.org

amitarora

Vishwanath Sripathy

vishwanath.sripathy@linaro.org

vishwas

Bobby Bhatacharia

bobby.bhatacharia@arm.com

bobbyb_arm

Srinivas Kalaga

srinivas.kalaga@arm.com

?

Yong Shen

yong.shen@linaro.org

yongs

Robin Randhawa

robin.randhawa@arm.com

?

Agenda

  • Review action items from last meeting
  • Blueprint status

Blueprint

Assignee

Master blueprint for PM WG

amitk

PM Tools

amitarora

CPUIdle

vishwanath-bs

Cpufreq

amitk

Action Items from this Meeting

  • Everyone: help testing linaro images
  • Yong: talk to FSL u-boot maintainer about missing features and ways to get them into mainline u-boot and linaro u-boot
  • Amit A: send out email for testing of powertop once it hits ubuntu packages
  • Vishwa: working to refactor assembly routines for save/restore/wfi
  • Amit K: give overview of work for next cycle

Action Items from Previous Meeting

  • ACTIVE (Immediate):
    • Yong: test mainline u-boot on babbage 3.0
    • Yong: help Jeremy to patch his common clock api to work on babbage 3.0
    • Amit A: work with Amit K to identify and document requirements/interfaces for powerdebug (for future platforms) : In Progress
    • Amit A: get powertop into a PPA, send email to list : In Progress (uploaded to PPA, but facing some problem while testing)
    • Vishwa: working to refactor assembly routines for save/restore/wfi
    • Everyone: help testing linaro images
  • DORMANT :
    • ACTION: Amit K to spend some time on usecase to reproduce ondemand governor problems: POSTPONED
    • Amit K (added post meeting): looking into merging linux-pm branch into Linaro
    • ACTION: ARM to share internal instrumentation flow (BAB: we might also align with Linaro on workload discussions)
      • Might take couple of months
    • ACTION: Amit K to talk to jeremy about power domain framework: DONE
      • Jeremy needs help, will revisit in a few weeks
    • ACTION: Srinivas to provide details of where he believes userspace - kernel interaction is required. (low prio)
    • ACTION: Bobby to check on multi-core boards availability (request open)
    • ACTION: ARM to discuss giving out internal Eclipse based tool (similar to powertop) (no ETA as of now)
    • ACTION: Amit Kucheria and Vishwa to get inputs from community on the issues related to CPUIDLE governor: POSTPONED until instrumentation work

Minutes

  • babbage 3.0 mainline verification
    • u-boot
      • several functions unimplemented in mainline?
        • saving environ to spi-nor, mmc/sd
    • kernel
      • boots
      • common clk api
        • mutex related problem - jeremy informed
  • powerdebug documentation
    • existing documentation updated to identify interfaces prominently
  • powertop
    • Martin Pitt assigned bug to himself to carry patches in ubuntu
  • Amit K gave overview of planning for next cycle

WorkingGroups/PowerManagement/Meetings/2010-09-15 (last modified 2010-09-15 09:22:34)