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drm/amdgpu/mes: Add cleaner shader fence address handling in MES for GFX11
This commit introduces enhancements to the handling of the cleaner shader fence in the AMDGPU MES driver: - The MES (Microcode Execution Scheduler) now sends a PM4 packet to the KIQ (Kernel Interface Queue) to request the cleaner shader, ensuring that requests are handled in a controlled manner and avoiding the race conditions. - The CP (Compute Processor) firmware has been updated to use a private bus for accessing specific registers, avoiding unnecessary operations that could lead to issues in VF (Virtual Function) mode. - The cleaner shader fence memory address is now set correctly in the `mes_set_hw_res_pkt` structure, allowing for proper synchronization of the cleaner shader execution. Cc: lin cao <lin.cao@amd.com> Cc: Jingwen Chen <Jingwen.Chen2@amd.com> Cc: Christian König <christian.koenig@amd.com> Cc: Alex Deucher <alexander.deucher@amd.com> Suggested-by:Shaoyun Liu <shaoyun.liu@amd.com> Reviewed by: Shaoyun.liu <Shaoyun.liu@amd.com> Reviewed-by:
Christian König <christian.koenig@amd.com> Signed-off-by:
Srinivasan Shanmugam <srinivasan.shanmugam@amd.com> Signed-off-by:
Alex Deucher <alexander.deucher@amd.com>
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