Commit bb71c74d authored by Huang Rui's avatar Huang Rui Committed by Alex Deucher
Browse files

drm/amdkfd: expose num_sdma_queues_per_engine data field to topology node (v2) 



Thunk driver would like to know the num_sdma_queues_per_engine data, however
this data relied on different asic specific. So it's better to get it from kfd
driver.

v2: don't update the name size.

Signed-off-by: default avatarHuang Rui <ray.huang@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent fe8a87d7

drivers/gpu/drm/amd/amdkfd/kfd_topology.c

+4 −0
Original line number Diff line number Diff line
@@ -486,6 +486,8 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr, 
			dev->node_props.num_sdma_engines);

	sysfs_show_32bit_prop(buffer, "num_sdma_xgmi_engines",

			dev->node_props.num_sdma_xgmi_engines);

	sysfs_show_32bit_prop(buffer, "num_sdma_queues_per_engine",

			dev->node_props.num_sdma_queues_per_engine);



	if (dev->gpu) {

		log_max_watch_addr =
@@ -1309,6 +1311,8 @@ int kfd_topology_add_device(struct kfd_dev *gpu) 
	dev->node_props.num_sdma_engines = gpu->device_info->num_sdma_engines;

	dev->node_props.num_sdma_xgmi_engines =

				gpu->device_info->num_xgmi_sdma_engines;

	dev->node_props.num_sdma_queues_per_engine =

				gpu->device_info->num_sdma_queues_per_engine;

	dev->node_props.num_gws = (hws_gws_support &&

		dev->gpu->dqm->sched_policy != KFD_SCHED_POLICY_NO_HWS) ?

		amdgpu_amdkfd_get_num_gws(dev->gpu->kgd) : 0;

drivers/gpu/drm/amd/amdkfd/kfd_topology.h

+1 −0
Original line number Diff line number Diff line
@@ -81,6 +81,7 @@ struct kfd_node_properties { 
	int32_t  drm_render_minor;

	uint32_t num_sdma_engines;

	uint32_t num_sdma_xgmi_engines;

	uint32_t num_sdma_queues_per_engine;

	char name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE];

};

CRA Git | Maintained and supported by SUSTech CRA and CCSE