This bug is awaiting verification that the linux/6.8.0-80.80 kernel in
-proposed solves the problem. Please test the kernel and update this bug
with the results. If the problem is solved, change the tag
'verification-needed-noble-linux' to 'verification-done-noble-linux'. If
the problem still exists, change the tag 'verification-needed-noble-
linux' to 'verification-failed-noble-linux'.


If verification is not done by 5 working days from today, this fix will
be dropped from the source code, and this bug will be closed.


See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how
to enable and use -proposed. Thank you!


** Tags added: kernel-spammed-noble-linux-v2 verification-needed-noble-linux

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https://bugs.launchpad.net/bugs/2117716

Title:
  i915: support ARL-H gpu

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Noble:
  Fix Committed

Bug description:
  [ Impact ]

   * On ARL-H, the GPU isn't supported in 6.8. As such, display is using
  the simpleframebuffer driver which doesn't handle going into suspend
  and other issues.

  [ Fix ]
   * Add support of the GPU to 6.8. As ARL-H is reusing MTL design, adding the 
PCI ids and few tweaks is enough to enable it. As such, 5 upstream commits that 
landed in 6.9 are needed :
   84bf82f4f8661 drm/i915/xelpg: Extend driver code of Xe_LPG to Xe_LPG+
   c5b32a4194613 drm/i915/xelpg: Add workaround 14019877138
   6d46d09a0d7dd drm/i915/mtl: Wake GT before sending H2G message
   93cbc1accbcec drm/i915/mtl: Add fake PCH for Meteor Lake
   bddacdf4861c0 drm/i915: Add additional ARL PCI IDs

  [ Test Plan ]

   * Boot ARL-H hardware and verify that the i915 is loaded.
     Check that the screen is correctly working, go into suspend, wakeup and 
verify it's still working.

  [ Where problems could occur ]

   * Regression in i915 module and display issues.

  [ Other Info ]

   * Initially reported there https://bugs.launchpad.net/kobuk/+bug/2111690
   * Official intel GPU support table : 
https://dgpu-docs.intel.com/devices/hardware-table.html
   * This only target Noble as those patches were added in 6.9.

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