[PATCH 0/1][linux-firmware][SRU][F] Failed to load DMC firmware i915/tgl_dmc_ver2_08.bin

AceLan Kao acelan.kao at canonical.com
Wed Dec 16 08:20:05 UTC 2020


From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>

BugLink: https://bugs.launchpad.net/bugs/1908366

[Impact]
It shows the firmware is missing, and runtime power management has been
disabled.

[ 1.884400] i915 0000:00:02.0: vgaarb: deactivate vga console
[ 1.887078] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
[ 1.887161] i915 0000:00:02.0: Direct firmware load for i915/tgl_dmc_ver2_08.bin failed with error -2
[ 1.887164] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/tgl_dmc_ver2_08.bin. Disabling runtime power management.
[ 1.887165] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915

[Fix]
cherry picked from linux-firmware
bdf8d7a8 i915: Add DMC firmware 2.08 for TGL

BTW, groovy has this commit already.

[Test]
Verified on Dell's machine

[Where problems could occur]
It's a new firmware for new GPU, not possible to introduce regressions.

José Roberto de Souza (1):
  i915: Add DMC firmware 2.08 for TGL

 WHENCE                   |   3 +++
 i915/tgl_dmc_ver2_08.bin | Bin 0 -> 18932 bytes
 2 files changed, 3 insertions(+)
 create mode 100644 i915/tgl_dmc_ver2_08.bin

-- 
2.25.1




More information about the kernel-team mailing list