[PATCH v8 0/4] Introduce DRM device wedged event

[Raag Jadav]

This series introduces device wedged event in DRM subsystem and uses
it in xe and i915 drivers. Detailed description in commit message.

This was earlier attempted as xe specific uevent in v1 and v2.
https://patchwork.freedesktop.org/series/136909/

Similar work by André Almeida.
https://lore.kernel.org/dri-devel/20221125175203.52481-1-andrealmeid@igalia.com/

v2: Change authorship to Himal (Aravind)
    Add uevent for all device wedged cases (Aravind)

v3: Generic re-implementation in DRM subsystem (Lucas)

v4: s/drm_dev_wedged/drm_dev_wedged_event
    Use drm_info() (Jani)
    Kernel doc adjustment (Aravind)
    Change authorship to Raag (Aravind)

v5: Send recovery method with uevent (Lina)
    Expose supported recovery methods via sysfs (Lucas)

v6: Access wedge_recovery_opts[] using helper function (Jani)
    Use snprintf() (Jani)

v7: Convert recovery helpers into regular functions (Andy, Jani)
    Aesthetic adjustments (Andy)
    Handle invalid method cases
    Add documentation to drm-uapi.rst (Sima)

v8: Drop sysfs and allow sending multiple methods with uevent (Lucas, Michal)
    Improve documentation (Christian, Rodrigo)
    static_assert() globally (Andy)

Raag Jadav (4):
  drm: Introduce device wedged event
  drm/doc: Document device wedged event
  drm/xe: Use device wedged event
  drm/i915: Use device wedged event

 Documentation/gpu/drm-uapi.rst        | 75 +++++++++++++++++++++++++++
 drivers/gpu/drm/drm_drv.c             | 51 ++++++++++++++++++
 drivers/gpu/drm/i915/gt/intel_reset.c |  3 ++
 drivers/gpu/drm/xe/xe_device.c        |  9 +++-
 include/drm/drm_device.h              |  7 +++
 include/drm/drm_drv.h                 |  1 +
 6 files changed, 144 insertions(+), 2 deletions(-)

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2.34.1