From: Ori Messinger <[email protected]>

PCI domain has moved to 32-bits to accommodate virtualization,
so a 32-bit integer is exposed for domain to reflect this change.

Domain can be found in here:
/sys/class/kfd/kfd/topology/nodes/X/properties
Where X is the card number

Signed-off-by: Ori Messinger <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Felix Kuehling <[email protected]>
---
 drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 3 +++
 drivers/gpu/drm/amd/amdkfd/kfd_topology.h | 1 +
 2 files changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c 
b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index bc4a22df12d7..bb77f7af2b6d 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -478,6 +478,8 @@ static ssize_t node_show(struct kobject *kobj, struct 
attribute *attr,
                        dev->node_props.device_id);
        sysfs_show_32bit_prop(buffer, "location_id",
                        dev->node_props.location_id);
+       sysfs_show_32bit_prop(buffer, "domain",
+                       dev->node_props.domain);
        sysfs_show_32bit_prop(buffer, "drm_render_minor",
                        dev->node_props.drm_render_minor);
        sysfs_show_64bit_prop(buffer, "hive_id",
@@ -1306,6 +1308,7 @@ int kfd_topology_add_device(struct kfd_dev *gpu)
                        HSA_CAP_ASIC_REVISION_SHIFT) &
                        HSA_CAP_ASIC_REVISION_MASK);
        dev->node_props.location_id = pci_dev_id(gpu->pdev);
+       dev->node_props.domain = pci_domain_nr(gpu->pdev->bus);
        dev->node_props.max_engine_clk_fcompute =
                amdgpu_amdkfd_get_max_engine_clock_in_mhz(dev->gpu->kgd);
        dev->node_props.max_engine_clk_ccompute =
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h 
b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
index 0c51bd3dcd59..326d9b26b7aa 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
@@ -80,6 +80,7 @@ struct kfd_node_properties {
        uint32_t vendor_id;
        uint32_t device_id;
        uint32_t location_id;
+       uint32_t domain;
        uint32_t max_engine_clk_fcompute;
        uint32_t max_engine_clk_ccompute;
        int32_t  drm_render_minor;
-- 
2.17.1

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