intel

[Feature]intel_pstate enabling for Broxton-P

Bug #1520447 reported by XiongZhang
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
intel
Fix Released
Undecided
Unassigned
linux (Ubuntu)
Fix Released
Undecided
Unassigned
Xenial
Won't Fix
Undecided
Tim Gardner
Yakkety
Fix Released
Undecided
Unassigned

Bug Description

This feature is to track intel_pstate enabling activities for Broxton-P

HW: Apollo Lake

Scheduler:
Kernel: TBD

Revision history for this message
Leann Ogasawara (leannogasawara) wrote :

Hi Xiong,

Any updates here? Shall we defer to 16.10? Thanks.

Revision history for this message
XiongZhang (xiong-y-zhang) wrote :

Yes, defer to 16.10

Revision history for this message
XiongZhang (xiong-y-zhang) wrote :

v4.8 kernel implement this:
41bad47 cpufreq: intel_pstate: Broxton support

Tim Gardner (timg-tpi)
information type: Proprietary → Public
Changed in linux (Ubuntu Yakkety):
status: New → Fix Released
Changed in linux (Ubuntu Xenial):
assignee: nobody → Tim Gardner (timg-tpi)
status: New → In Progress
Revision history for this message
Tim Gardner (timg-tpi) wrote :

I think the backport to support Broxton in a v4.4 kernel is going to be too intrusive for an SRU. There was enormous API churn between v4.4 and 41bad47 within the drivers/cpufreq directory. The next HWE kernel (Yakkety v4.8) will definitely support Broxton.

Changed in linux (Ubuntu Xenial):
status: In Progress → Won't Fix
Timo Aaltonen (tjaalton)
summary: - [Feature]intel_pstate enabling for Borxton-P
+ [Feature]intel_pstate enabling for Broxton-P
Leann Ogasawara (leannogasawara)
Changed in intel:
status: New → Fix Released
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