drm/xe/ras: Use fault-inject to trigger cold-reset wedge

Browse source

Use the fault-inject framework to trigger the cold-reset
wedge path (punit_error_handler()) for testing the
wedge/recovery flow.

Usage:
  echo 100 > .../wedge_cold_reset/probability
  echo 1   > .../wedge_cold_reset/times

Signed-off-by: Mallesh Koujalagi <mallesh.koujalagi@intel.com>
Reviewed-by: Raag Jadav <raag.jadav@intel.com>
Link: https://patch.msgid.link/20260805071152.1225416-10-mallesh.koujalagi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

...

This commit is contained in:

Mallesh Koujalagi 2026-08-05 12:41:57 +05:30 • committed by Rodrigo Vivi

parent 9b00f61536

commit f29c2bd7ea

No known key found for this signature in database

GPG key ID: FA625F640EEB13CA

3 changed files with 13 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

4

drivers/gpu/drm/xe/xe_debugfs.c

View file

2

drivers/gpu/drm/xe/xe_debugfs.h

View file

7

drivers/gpu/drm/xe/xe_ras.c

View file