From: Sreekant Somasekharan Date: Fri, 20 Sep 2024 05:53:17 +0000 (-0400) Subject: drm/amdkfd: Add SDMA queue quantum support for GFX12 X-Git-Tag: v6.12-rc1~15^2^2~4 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d52ac79053a2f3eba04c1e7b56334df84d1d289f;p=thirdparty%2Fkernel%2Flinux.git drm/amdkfd: Add SDMA queue quantum support for GFX12 program SDMAx_QUEUEx_SCHEDULE_CNTL for context switch due to quantum in KFD for GFX12. Signed-off-by: Sreekant Somasekharan Reviewed-by: Harish Kasiviswanathan Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org # 6.11.x --- diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v12.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v12.c index d163d92a692f6..2b72d5b4949b6 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v12.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v12.c @@ -341,6 +341,10 @@ static void update_mqd_sdma(struct mqd_manager *mm, void *mqd, m->sdmax_rlcx_doorbell_offset = q->doorbell_off << SDMA0_QUEUE0_DOORBELL_OFFSET__OFFSET__SHIFT; + m->sdmax_rlcx_sched_cntl = (amdgpu_sdma_phase_quantum + << SDMA0_QUEUE0_SCHEDULE_CNTL__CONTEXT_QUANTUM__SHIFT) + & SDMA0_QUEUE0_SCHEDULE_CNTL__CONTEXT_QUANTUM_MASK; + m->sdma_engine_id = q->sdma_engine_id; m->sdma_queue_id = q->sdma_queue_id;