[Intel-xe] [PATCH 0/2] Remove GuC Reset in D3Hot path

Riana Tauro riana.tauro at intel.com
Wed Aug 23 05:09:53 UTC 2023


During Runtime suspend, GuC is reset for both D0->D3hot/D3Cold
transistions. It is not necessary for GuC to reset for D0 -> D3hot,
only enable/disable ctb communication.

Riana Tauro (2):
  drm/xe: Disable ctb communication
  drm/xe: Disable GuC CT communication for D3Hot Transition

 drivers/gpu/drm/xe/xe_gt.c     | 56 ++++++++++++++++++++++++++++++++++
 drivers/gpu/drm/xe/xe_gt.h     |  2 ++
 drivers/gpu/drm/xe/xe_guc.c    | 15 +++++++++
 drivers/gpu/drm/xe/xe_guc.h    |  1 +
 drivers/gpu/drm/xe/xe_guc_ct.c | 11 ++++++-
 drivers/gpu/drm/xe/xe_guc_ct.h |  2 +-
 drivers/gpu/drm/xe/xe_pm.c     | 10 ++++--
 drivers/gpu/drm/xe/xe_uc.c     | 18 +++++++++++
 drivers/gpu/drm/xe/xe_uc.h     |  2 ++
 9 files changed, 112 insertions(+), 5 deletions(-)

-- 
2.40.0



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