e1000e: add handshake with the Intel CSME to support S0ix
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
Unassigned | ||
linux (Ubuntu) |
Fix Released
|
High
|
You-Sheng Yang | ||
Focal |
Won't Fix
|
Undecided
|
Unassigned | ||
Impish |
Fix Released
|
High
|
You-Sheng Yang | ||
linux-oem-5.13 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Focal |
Fix Released
|
High
|
You-Sheng Yang | ||
Impish |
Invalid
|
Undecided
|
Unassigned |
Bug Description
[SRU Justification]
[Impact]
These improves power consumption on some e1000e platforms.
[Fix]
3 fixes in thread https:/
(now in netdev/
[Test Case]
These fixes solves two issues that the first one is the power
consumption would be lower to 1.651W from 2.032W when device enters
sleep state. The second is I219 may now enter ultra lower power mode
after resumed from s2idle.
[Where problems could occur]
While these fixes are still not in mainline but net-next, expecting some
more stability fix when necessary.
========== original bug description ==========
Intel is doing some improvement for the Corp ME + S0ix support.
Currently, this patch series have been landed in nextdev, net-next tree.
e1000e: Additional PHY power saving in S0ix
https:/
e1000e: Add polling mechanism to indicate CSME DPG exit
https:/
e1000e: Add handshake with the CSME to support S0ix
https:/
CVE References
Changed in linux (Ubuntu Focal): | |
status: | New → Won't Fix |
Changed in linux-oem-5.13 (Ubuntu Impish): | |
status: | New → Invalid |
tags: | added: oem-priority originate-from-1937234 somerville |
summary: |
- Add handshake with the Intel CSME to support S0ix + e1000e: add handshake with the Intel CSME to support S0ix |
Changed in linux-oem-5.13 (Ubuntu Focal): | |
status: | In Progress → Fix Committed |
Changed in hwe-next: | |
status: | New → Fix Released |
PPA: https:/ /launchpad. net/~vicamo/ +archive/ ubuntu/ linux-staging, version 5.13.0- 9009.10+ staging. 3