[0/4] drm/xe: Add Indirect Ring State support

Message

Niranjana Vishwanathapura May 4, 2024, 11:15 p.m. UTC

When Indirect Ring State is enabled, the Ring Buffer state and
Batch Buffer state are context save/restored to/form Indirect
Ring State instead of the LRC. It is the recommended mode for
Xe2, hence enable it by default for Xe2 platforms.

Signed-off-by: Niranjana Vishwanathapura <[e-mail]>

Niranjana Vishwanathapura (4):
  drm/xe: Minor cleanup in LRC handling
  drm/xe: Add Indirect Ring State support
  drm/xe: Dump Indirect Ring State registers
  drm/xe/xe2: Enable Indirect Ring State support for Xe2

 drivers/gpu/drm/xe/regs/xe_engine_regs.h |   9 +-
 drivers/gpu/drm/xe/regs/xe_lrc_layout.h  |   7 +
 drivers/gpu/drm/xe/xe_gt.c               |   6 +-
 drivers/gpu/drm/xe/xe_gt.h               |   7 +
 drivers/gpu/drm/xe/xe_gt_types.h         |   6 +-
 drivers/gpu/drm/xe/xe_guc_ads.c          |   5 +-
 drivers/gpu/drm/xe/xe_guc_submit.c       |   2 +-
 drivers/gpu/drm/xe/xe_hw_engine.c        |  11 ++
 drivers/gpu/drm/xe/xe_hw_engine_types.h  |   4 +
 drivers/gpu/drm/xe/xe_lrc.c              | 187 +++++++++++++++++++----
 drivers/gpu/drm/xe/xe_lrc.h              |   5 +-
 drivers/gpu/drm/xe/xe_lrc_types.h        |   4 +
 drivers/gpu/drm/xe/xe_pci.c              |   3 +
 drivers/gpu/drm/xe/xe_pci_types.h        |   3 +
 14 files changed, 220 insertions(+), 39 deletions(-)