Hello You-Sheng, or anyone else affected,

Accepted linux-firmware into bionic-proposed. The package will build now
and be available at https://launchpad.net/ubuntu/+source/linux-
firmware/1.173.8 in a few hours, and then in the -proposed repository.

Please help us by testing this new package.  See
https://wiki.ubuntu.com/Testing/EnableProposed for documentation on how
to enable and use -proposed.  Your feedback will aid us getting this
update out to other Ubuntu users.

If this package fixes the bug for you, please add a comment to this bug,
mentioning the version of the package you tested and change the tag from
verification-needed-bionic to verification-done-bionic. If it does not
fix the bug for you, please add a comment stating that, and change the
tag to verification-failed-bionic. In either case, without details of
your testing we will not be able to proceed.

Further information regarding the verification process can be found at
https://wiki.ubuntu.com/QATeam/PerformingSRUVerification .  Thank you in
advance for helping!

N.B. The updated package will be released to -updates after the bug(s)
fixed by this package have been verified and the package has been in
-proposed for a minimum of 7 days.

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You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-firmware in Ubuntu.
https://bugs.launchpad.net/bugs/1833065

Title:
  Intel WiFi (CNVi) module has no function on Comet Lake [8086:02f0]

Status in HWE Next:
  New
Status in linux-firmware package in Ubuntu:
  New
Status in linux-oem-osp1 package in Ubuntu:
  New
Status in linux-firmware source package in Bionic:
  Fix Committed
Status in linux-oem-osp1 source package in Bionic:
  Fix Committed
Status in linux-firmware source package in Cosmic:
  Fix Committed
Status in linux-oem-osp1 source package in Cosmic:
  Fix Committed
Status in linux-firmware source package in Disco:
  Fix Committed
Status in linux-oem-osp1 source package in Disco:
  Fix Committed
Status in linux-firmware source package in Eoan:
  New
Status in linux-oem-osp1 source package in Eoan:
  Fix Committed

Bug description:
  [Impact]
  Intel Wireless-AC 9560 requires additional driver support as well as new 
firmware blobs to function. Without them iwlwifi cannot correctly recognize the 
device on systems with Comet Lake cpu.

  [Fix]
  These changes are cherry-picked from either mainline kernel or 
backport-iwlwifi. Firmware blob iwlwifi-QuZ-a0-jf-b0-*.ucode is also necessary.

  [Test]
  Verified on hardware 02f0:4234 with fw rev 48.

  [Regression Potential]
  Low. These changes includes only necessary changes to enable Intel 
Wireless-AC 9560.

  ====== Original Bug Description ======

  Wireless module not detected by the system with the following error
  messages in the log:

  00:14.3 Network controller [0280]: Intel Corporation Device [8086:02f0]
   Subsystem: Intel Corporation Device [8086:4030]
  ...
  [ 4.195232] iwlwifi 0000:00:14.3: enabling device (0000 -> 0002)
  [ 4.207011] iwlwifi 0000:00:14.3: loaded firmware version 43.95eb4e97.0 
op_mode iwlmvm
  [ 4.286392] iwlwifi 0000:00:14.3: Detected Intel(R) Dual Band Wireless AC 
9560, REV=0x354
  [ 9.355720] iwlwifi 0000:00:14.3: Failed to load firmware chunk!
  [ 9.355722] iwlwifi 0000:00:14.3: iwlwifi transaction failed, dumping 
registers
  [ 9.355723] iwlwifi 0000:00:14.3: iwlwifi device config registers:
  [ 9.355759] iwlwifi 0000:00:14.3: 00000000: 02f08086 00100406 02800000 
00800000 c2218004 00000000 00000000 00000000
  [ 9.355761] iwlwifi 0000:00:14.3: 00000020: 00000000 00000000 00000000 
40308086 00000000 000000c8 00000000 000001ff
  [ 9.355761] iwlwifi 0000:00:14.3: iwlwifi device memory mapped registers:
  [ 9.355792] iwlwifi 0000:00:14.3: 00000000: 18489004 00000040 00000000 
00000000 00000000 00000000 00000000 00000000
  [ 9.355793] iwlwifi 0000:00:14.3: 00000020: 00000011 0c040005 00000351 
d55555d5 d55555d5 d55555d5 80008040 001f0040
  [ 9.355822] iwlwifi 0000:00:14.3: Could not load the [0] uCode section
  [ 9.355825] iwlwifi 0000:00:14.3: Failed to start INIT ucode: -110
  [ 9.355827] iwlwifi 0000:00:14.3: Collecting data: trigger 15 fired.
  [ 9.576115] iwlwifi 0000:00:14.3: Failing on timeout while stopping DMA 
channel 8 [0x0bad1122]
  [ 9.588329] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110

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