libhsakmt: Create P2P links

1. Create P2P links
2. Determine FRAMEBUFFER_PUBLIC/PRIVATE only based
   host-accessibility, not peer-accesssibility

Signed-off-by: Gang Ba <gaba@amd.com>
Change-Id: I15fccdc60386b453e2a47849a16df15157324b21

src/libhsakmt.h

@@ -157,7 +157,8 @@ HSAKMT_STATUS validate_nodeid_array(uint32_t **gpu_id_array,
 		uint32_t NumberOfNodes, uint32_t *NodeArray);
 
 HSAKMT_STATUS topology_sysfs_get_node_props(uint32_t node_id, HsaNodeProperties *props,
-		uint32_t *gpu_id, struct pci_ids pacc);
+					uint32_t *gpu_id, struct pci_ids pacc,
+					bool *p2p_links, uint32_t *num_p2pLinks);
 HSAKMT_STATUS topology_sysfs_get_system_props(HsaSystemProperties *props);
 void topology_setup_is_dgpu_param(HsaNodeProperties *props);
 bool topology_is_svm_needed(uint16_t device_id);