Public bug reported:

[Impact]
IOMMU related peripherals cannot work.

[Fix]
The CONFIG_MTK_IOMMU should be enabled as "module" in generic kernel settings.

CONFIG_MTK_IOMMU=m

[Other info]
effected kernel (5.19~latest)
ubuntu kernel for lunar, Kinetic, and Mantic.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New

** Affects: lunar (Ubuntu)
     Importance: Undecided
         Status: New

** Description changed:

  [Impact]
  IOMMU related peripherals cannot work.
  
  [Fix]
- The CONFIG_MEDIATEK_IOMMU should be enabled as "module" in generic kernel 
settings.
+ The CONFIG_MTK_IOMMU should be enabled as "module" in generic kernel settings.
  
- CONFIG_MEDIATEK_IOMMU=m
+ CONFIG_MTK_IOMMU=m
  
  [Other info]
  effected kernel (5.19~latest)
  ubuntu kernel for lunar, Kinetic, and Mantic.

** Also affects: lunar (Ubuntu)
   Importance: Undecided
       Status: New

-- 
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Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/2036587

Title:
  [Mediatek] mt8195-demo: enable CONFIG_MTK_IOMMU as module for
  multimedia and PCIE peripherals

Status in linux package in Ubuntu:
  New
Status in lunar package in Ubuntu:
  New

Bug description:
  [Impact]
  IOMMU related peripherals cannot work.

  [Fix]
  The CONFIG_MTK_IOMMU should be enabled as "module" in generic kernel settings.

  CONFIG_MTK_IOMMU=m

  [Other info]
  effected kernel (5.19~latest)
  ubuntu kernel for lunar, Kinetic, and Mantic.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2036587/+subscriptions


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