Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/amdkfd: Add SDMA queue quantum support for GFX12.1
program SDMAx_QUEUEx_SCHEDULE_CNTL for context switch due to
quantum in KFD for GFX12.1
Signed-off-by: Gang Ba <Gang.Ba@amd.com>
Reviewed-by: Amber Lin <Amber.Lin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
authored by
Gang Ba
and committed by
Alex Deucher
bf93f1fe
16592e75
+4
+4
drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v12_1.c
+4
drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v12_1.c
···
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m->sdmax_rlcx_doorbell_offset =
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q->doorbell_off << SDMA0_SDMA_QUEUE0_DOORBELL_OFFSET__OFFSET__SHIFT;
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+
m->sdmax_rlcx_sched_cntl = (amdgpu_sdma_phase_quantum
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<< SDMA0_SDMA_QUEUE0_SCHEDULE_CNTL__CONTEXT_QUANTUM__SHIFT)
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& SDMA0_SDMA_QUEUE0_SCHEDULE_CNTL__CONTEXT_QUANTUM_MASK;
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+
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m->sdma_engine_id = q->sdma_engine_id;
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m->sdma_queue_id = q->sdma_queue_id;
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