From: Oak Zeng <Oak.Zeng@xxxxxxx>
Expose available numbers of both SDMA queue types in the topology.
Signed-off-by: Oak Zeng <Oak.Zeng@xxxxxxx>
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
Signed-off-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 7 +++++++
drivers/gpu/drm/amd/amdkfd/kfd_topology.h | 2 ++
2 files changed, 9 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 2cb09e088dce..e536f4b6698f 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -476,6 +476,10 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
dev->node_props.drm_render_minor);
sysfs_show_64bit_prop(buffer, "hive_id",
dev->node_props.hive_id);
+ sysfs_show_32bit_prop(buffer, "num_sdma_engines",
+ dev->node_props.num_sdma_engines);
+ sysfs_show_32bit_prop(buffer, "num_sdma_xgmi_engines",
+ dev->node_props.num_sdma_xgmi_engines);
if (dev->gpu) {
log_max_watch_addr =
@@ -1282,6 +1286,9 @@ int kfd_topology_add_device(struct kfd_dev *gpu)
gpu->shared_resources.drm_render_minor;
dev->node_props.hive_id = gpu->hive_id;
+ 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;
kfd_fill_mem_clk_max_info(dev);
kfd_fill_iolink_non_crat_info(dev);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
index 84710cfd23c2..949e885dfb53 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
@@ -78,6 +78,8 @@ struct kfd_node_properties {
uint32_t max_engine_clk_fcompute;
uint32_t max_engine_clk_ccompute;
int32_t drm_render_minor;
+ uint32_t num_sdma_engines;
+ uint32_t num_sdma_xgmi_engines;
uint16_t marketing_name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE];
};
--
2.17.1
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