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authorHuang Rui <ray.huang@amd.com>2019-12-16 15:02:50 +0800
committerAlex Deucher <alexander.deucher@amd.com>2019-12-19 10:10:05 -0500
commitbb71c74db3c554a10d8df81c2dcc162b0bbb4149 (patch)
treee757a841d6107ac9cc438060d0c9699dca9d9416 /drivers/gpu/drm/amd/amdkfd
parentdrm/amd/powerplay: skip disable dynamic state management (diff)
downloadwireguard-linux-bb71c74db3c554a10d8df81c2dcc162b0bbb4149.tar.xz
wireguard-linux-bb71c74db3c554a10d8df81c2dcc162b0bbb4149.zip
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: Huang Rui <ray.huang@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_topology.c4
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_topology.h1
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 69bd0628fdc6..cc01ccd92082 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -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;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
index 15843e0fc756..e1c9719f994e 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
@@ -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];
};