Amber Lin e3d0870a90 drm/amdkfd: Support chain runlists of XNACK+/XNACK- ...

If the MEC firmware supports chaining runlists of XNACK+/XNACK-
processes, set SQ_CONFIG1 chicken bit and SET_RESOURCES bit 28.

When the MEC/HWS supports it, KFD checks the XNACK+/XNACK- processes mix
happens or not. If it does, enter over-subscription.

Signed-off-by: Amber Lin <Amber.Lin@amd.com>
Reviewed-by: Philip Yang <Philip.Yang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2025-05-16 13:37:29 -04:00

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