Buffer based command transport can replace MMIO based mechanism.
It may be used to perform host-2-guc and guc-to-host communication.
v3: using static owner id (Daniele)
v4: but keep channel initialization generic (Daniele)
and introduce owner_sub_id (Daniele)
(1/3 added Chris r-b from IRC)
(2/3 added Daniele r-b from ML)
Michal Wajdeczko (3):
drm/i915/guc: Disable send function on fini
drm/i915/guc: Introduce buffer based cmd transport
HAX Enable GuC loading & submission
drivers/gpu/drm/i915/Makefile | 1 +
drivers/gpu/drm/i915/i915_drv.h | 2 +
drivers/gpu/drm/i915/i915_params.c | 8 +-
drivers/gpu/drm/i915/intel_guc_ct.c | 461 ++++++++++++++++++++++++++++++++++
drivers/gpu/drm/i915/intel_guc_ct.h | 86 +++++++
drivers/gpu/drm/i915/intel_guc_fwif.h | 43 ++++
drivers/gpu/drm/i915/intel_uc.c | 26 +-
drivers/gpu/drm/i915/intel_uc.h | 3 +-
8 files changed, 623 insertions(+), 7 deletions(-)
create mode 100644 drivers/gpu/drm/i915/intel_guc_ct.c
create mode 100644 drivers/gpu/drm/i915/intel_guc_ct.h
--
2.7.4
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