From 171bc67eb508f268bd8e48d9a2fd6166e6007d7b Mon Sep 17 00:00:00 2001
From: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Date: Fri, 20 Jul 2018 15:40:14 -0400
Subject: drm/amdkfd: Store kfd_dev in iolink and cache properties
Git-commit: 171bc67eb508f268bd8e48d9a2fd6166e6007d7b
Patch-mainline: v5.5-rc1
References: bsc#1152489
This is required to check against cgroup permissions.
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 10 ++++++++++
drivers/gpu/drm/amd/amdkfd/kfd_topology.h | 3 +++
2 files changed, 13 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 453832e187d5..d37cb958b914 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -1098,6 +1098,9 @@ static struct kfd_topology_device *kfd_assign_gpu(struct kfd_dev *gpu)
{
struct kfd_topology_device *dev;
struct kfd_topology_device *out_dev = NULL;
+ struct kfd_mem_properties *mem;
+ struct kfd_cache_properties *cache;
+ struct kfd_iolink_properties *iolink;
down_write(&topology_lock);
list_for_each_entry(dev, &topology_device_list, list) {
@@ -1111,6 +1114,13 @@ static struct kfd_topology_device *kfd_assign_gpu(struct kfd_dev *gpu)
if (!dev->gpu && (dev->node_props.simd_count > 0)) {
dev->gpu = gpu;
out_dev = dev;
+
+ list_for_each_entry(mem, &dev->mem_props, list)
+ mem->gpu = dev->gpu;
+ list_for_each_entry(cache, &dev->cache_props, list)
+ cache->gpu = dev->gpu;
+ list_for_each_entry(iolink, &dev->io_link_props, list)
+ iolink->gpu = dev->gpu;
break;
}
}
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
index d4718d58d0f2..15843e0fc756 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
@@ -102,6 +102,7 @@ struct kfd_mem_properties {
uint32_t flags;
uint32_t width;
uint32_t mem_clk_max;
+ struct kfd_dev *gpu;
struct kobject *kobj;
struct attribute attr;
};
@@ -123,6 +124,7 @@ struct kfd_cache_properties {
uint32_t cache_latency;
uint32_t cache_type;
uint8_t sibling_map[CRAT_SIBLINGMAP_SIZE];
+ struct kfd_dev *gpu;
struct kobject *kobj;
struct attribute attr;
};
@@ -141,6 +143,7 @@ struct kfd_iolink_properties {
uint32_t max_bandwidth;
uint32_t rec_transfer_size;
uint32_t flags;
+ struct kfd_dev *gpu;
struct kobject *kobj;
struct attribute attr;
};
--
2.28.0