Commit cd7d8400 authored by James Zhu's avatar James Zhu Committed by Alex Deucher
Browse files

drm/amdgpu: add partition schedule for GC(9, 4, 3) 



Implement partition schedule for GC(9, 4, 3).

Signed-off-by: default avatarJames Zhu <James.Zhu@amd.com>
Acked-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c30e326e

drivers/gpu/drm/amd/amdgpu/aqua_vanjaram_reg_init.c

+41 −0
Original line number Diff line number Diff line
@@ -166,6 +166,46 @@ static int aqua_vanjaram_update_partition_sched_list(struct amdgpu_device *adev) 
	return aqua_vanjaram_xcp_sched_list_update(adev);

}



int aqua_vanjaram_select_scheds(

		struct amdgpu_device *adev,

		u32 hw_ip,

		u32 hw_prio,

		struct amdgpu_fpriv *fpriv,

		unsigned int *num_scheds,

		struct drm_gpu_scheduler ***scheds)

{

	u32 sel_xcp_id;

	int i;



	if (fpriv->xcp_id == ~0) {

		u32 least_ref_cnt = ~0;



		fpriv->xcp_id = 0;

		for (i = 0; i < adev->xcp_mgr->num_xcps; i++) {

			u32 total_ref_cnt;



			total_ref_cnt = atomic_read(&adev->xcp_mgr->xcp[i].ref_cnt);

			if (total_ref_cnt < least_ref_cnt) {

				fpriv->xcp_id = i;

				least_ref_cnt = total_ref_cnt;

			}

		}

	}

	sel_xcp_id = fpriv->xcp_id;



	if (adev->xcp_mgr->xcp[sel_xcp_id].gpu_sched[hw_ip][hw_prio].num_scheds) {

		*num_scheds = adev->xcp_mgr->xcp[fpriv->xcp_id].gpu_sched[hw_ip][hw_prio].num_scheds;

		*scheds = adev->xcp_mgr->xcp[fpriv->xcp_id].gpu_sched[hw_ip][hw_prio].sched;

		atomic_inc(&adev->xcp_mgr->xcp[sel_xcp_id].ref_cnt);

		DRM_DEBUG("Selected partition #%d", sel_xcp_id);

	} else {

		DRM_ERROR("Failed to schedule partition #%d.", sel_xcp_id);

		return -ENOENT;

	}



	return 0;

}



static int8_t aqua_vanjaram_logical_to_dev_inst(struct amdgpu_device *adev,

					 enum amd_hw_ip_block_type block,

					 int8_t inst)
@@ -548,6 +588,7 @@ struct amdgpu_xcp_mgr_funcs aqua_vanjaram_xcp_funcs = { 
	.query_partition_mode = &aqua_vanjaram_query_partition_mode,

	.get_ip_details = &aqua_vanjaram_get_xcp_ip_details,

	.get_xcp_mem_id = &aqua_vanjaram_get_xcp_mem_id,

	.select_scheds = &aqua_vanjaram_select_scheds,

	.update_partition_sched_list = &aqua_vanjaram_update_partition_sched_list

};