SRU: https://kernel.ubuntu.com/gitea/kernel/linux-firmware/pulls/61
(noble)
** Description changed:
+ [SRU Justification]
+
+ [Impact]
+
+ Missing DMC firmware for Xe driver for Intel BattleMage.
+ ```
+ xe 0000:04:00.0: Direct firmware load for i915/bmg_dmc.bin failed with error
-2
+ xe 0000:04:00.0: [drm] Failed to load DMC firmware i915/bmg_dmc.bin
(-ENOENT). Disabling runtime power management.
+ ```
+
+ [Fix]
+
+ linux-firmware commit fa86949f1 ("i915: Add BMG DMC v2.06") included in
+ upstream tag 20240513.
+
+ [Test Case]
+
+ Expect following messages in dmesg output:
+ ```
+ $ sudo dmesg | grep xe
+ xe 0000:04:00.0: [drm] Finished loading DMC firmware i915/bmg_dmc.bin (v2.6)
+ ```
+
+ [Where problems could occur]
+
+ New hardware. May need further updates.
+
+ [Other Info]
+
+ Targets v6.11+ kernels, so nominating only for Noble and Oracular.
+
+ ========= original bug description ==========
+
[ 5.146422] xe 0000:04:00.0: Direct firmware load for i915/bmg_dmc.bin
failed with error -2
[ 5.146424] xe 0000:04:00.0: [drm] Failed to load DMC firmware
i915/bmg_dmc.bin (-ENOENT). Disabling runtime power management.
[ 5.146426] xe 0000:04:00.0: [drm] DMC firmware homepage:
https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git
Need linux-firmware commit fa86949f1 ("i915: Add BMG DMC v2.06")
included in upstream tag 20240513.
---
ProblemType: Bug
ApportVersion: 2.28.1-0ubuntu3.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/seq: u 2277 F.... pipewire
/dev/snd/controlC0: u 2280 F.... wireplumber
CRDA: N/A
CasperMD5CheckResult: pass
Dependencies: firmware-sof-signed 2023.12.1-1ubuntu1
DistroRelease: Ubuntu 24.04
InstallationDate: Installed on 2024-05-03 (131 days ago)
InstallationMedia: Ubuntu 24.04 LTS "Noble Numbat" - Daily amd64 (20240314)
MachineType: Intel Corporation Arrow Lake Client Platform
Package: linux-firmware
PackageArchitecture: amd64
ProcFB: 0 xedrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.11.0-1004-oem
root=UUID=cf746c14-f32e-47c6-aafb-6f133166eacc ro i915.force_probe=!*
xe.force_probe=* quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 6.11.0-1004.4-oem 6.11.0-rc6
RelatedPackageVersions:
linux-restricted-modules-6.11.0-1004-oem N/A
linux-backports-modules-6.11.0-1004-oem N/A
linux-firmware 20240318.git3b128b60-0ubuntu2.2
Tags: noble
Uname: Linux 6.11.0-1004-oem x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: N/A
_MarkForUpload: True
dmi.bios.date: 01/31/2024
dmi.bios.vendor: Intel Corporation
dmi.bios.version: MTLSFWI1.R00.4052.D81.2401311921
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: MTL-S UDIMM 1DPC EVCRB
dmi.board.vendor: Intel Corporation
dmi.board.version: 3
dmi.chassis.asset.tag: Chassis Asset Tag
dmi.chassis.type: 3
dmi.chassis.vendor: Intel Corporation
dmi.chassis.version: 0.1
dmi.ec.firmware.release: 2.19
dmi.modalias:
dmi:bvnIntelCorporation:bvrMTLSFWI1.R00.4052.D81.2401311921:bd01/31/2024:efr2.19:svnIntelCorporation:pnArrowLakeClientPlatform:pvr0.1:rvnIntelCorporation:rnMTL-SUDIMM1DPCEVCRB:rvr3:cvnIntelCorporation:ct3:cvr0.1:sku0100100000210200:
dmi.product.family: Arrow Lake Client System
dmi.product.name: Arrow Lake Client Platform
dmi.product.sku: 0100100000210200
dmi.product.version: 0.1
dmi.sys.vendor: Intel Corporation
--
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https://bugs.launchpad.net/bugs/2080214
Title:
Missing DMC firmware for Xe driver for Intel BattleMage
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