New DMCUB FW for AMD amdgpu DCN 3.1.6
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
Unassigned | ||
linux-firmware (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned | ||
Jammy |
Fix Released
|
High
|
You-Sheng Yang | ||
Kinetic |
Fix Released
|
High
|
You-Sheng Yang | ||
Lunar |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
[SRU Justification]
[Impact]
Multiple issues in DP alt mode, PSR-SU(Panel Self Refresh–Selective Update), and HDMI signal integrity.
[Fix]
Upstream commit b0f995cd61cd ("amdgpu: update DMCUB firmware for DCN 3.1.6") that updates binary firmware.
[Test Case]
Can only be verified with dedicated equipment from vendor.
[Where problems could occur]
Binary firmware, everything can go wrong.
[Other Info]
Already in korg upstream, included in Lunar, too. Only Jammy and Kinetic will be nominated for fix.
========== original bug report ==========
Some fixes for DP alt mode and PSR-SU(Panel Self Refresh–Selective Update), and also improve HDMI signal integrity. This FW would be tuning PHY of HDMI to enhance signal integrity in eye diagram to reach HDMI spec(2.0/1.4b), and also avoid any risk on monitor with multiple resolutions over HDMI output.
Changed in linux-firmware (Ubuntu Lunar): | |
status: | New → Fix Released |
Changed in linux-firmware (Ubuntu Kinetic): | |
status: | New → Triaged |
Changed in linux-firmware (Ubuntu Jammy): | |
status: | New → Triaged |
tags: | added: amd oem-priority originate-from-1996132 |
tags: | added: kern-5122 |
description: | updated |
Changed in linux-firmware (Ubuntu Jammy): | |
status: | In Progress → Fix Committed |
Changed in linux-firmware (Ubuntu Kinetic): | |
status: | In Progress → Fix Committed |
Changed in hwe-next: | |
status: | New → Fix Released |
linux-firmware SRU: /lists. ubuntu. com/archives/ kernel- team/2022- December/ 135268. html (jammy) /lists. ubuntu. com/archives/ kernel- team/2022- December/ 135269. html (kinetic)
* https:/
* https:/