Get XDP init and exit runs using a callback from XDP code

Signed-off-by: Rahul Bramandlapalli <rbramand@amd.com>

Author: rbramand-xilinx

src/runtime_src/core/common/api/xrt_kernel.cpp

@@ -45,6 +45,7 @@
 #include "core/common/trace.h"
 #include "core/common/usage_metrics.h"
 #include "core/common/xclbin_parser.h"
+#include "core/common/xdp/profile.h"
 
 #include <boost/format.hpp>
 
@@ -3499,8 +3500,7 @@ class runlist_impl
     // These runs initializes AI array for profile/trace data
     // The list can be empty if profile/trace is not enabled
     if (m_runlist.empty()) {
-      const auto& xdp_init_runs = xrt_core::hw_context_int::get_xdp_init_runs(m_hwctx);
-      for (const auto& init_run : xdp_init_runs) {
+      for (const auto& init_run : xrt_core::xdp::get_init_runs(m_hwctx.get_handle().get())) {
         add_run_helper(init_run);
       }
     }
@@ -3521,8 +3521,7 @@ class runlist_impl
     // Add XDP exit runs if any at the end of runlist before submitting
     // These runs collect profile/trace data
     // The list can be empty if profile/trace is not enabled
-    const auto& xdp_exit_runs = xrt_core::hw_context_int::get_xdp_exit_runs(m_hwctx);
-    for (const auto& exit_run : xdp_exit_runs) {
+    for (const auto& exit_run : xrt_core::xdp::get_exit_runs(m_hwctx.get_handle().get())) {
       add_run_helper(exit_run);
     }
 
@@ -3569,7 +3568,7 @@ class runlist_impl
     // Remove any XDP exit runs added during execute
     // This is done because runlist can be reused
     // and XDP exit runs should be added at end
-    const auto& xdp_exit_runs = xrt_core::hw_context_int::get_xdp_exit_runs(m_hwctx);
+    const auto& xdp_exit_runs = xrt_core::xdp::get_exit_runs(m_hwctx.get_handle().get());
     if (xdp_exit_runs.size() > 0) {
       // remove the exit runs from the runlist
       m_runlist.erase(m_runlist.end() - xdp_exit_runs.size(), m_runlist.end());

src/runtime_src/core/common/xdp/profile.cpp

@@ -736,4 +736,20 @@ finish_flush_device(void* handle)
 #endif
 }
 
+const std::vector<xrt::run>&
+get_init_runs(void* /*hwctx_impl*/)
+{
+  // placeholder, TODO : XDP to add implementation
+  static std::vector<xrt::run> init_runs;
+  return init_runs;
+}
+
+const std::vector<xrt::run>&
+get_exit_runs(void* /*hwctx_impl*/)
+{
+  // placeholder, TODO : XDP to add implementation
+  static std::vector<xrt::run> exit_runs;
+  return exit_runs;
+}
+
 } // end namespace xrt_core::xdp

src/runtime_src/core/common/xdp/profile.h

@@ -3,6 +3,8 @@
 #ifndef CORE_COMMON_PROFILE_DOT_H
 #define CORE_COMMON_PROFILE_DOT_H
 
+#include "core/include/xrt/xrt_kernel.h"
+
 // The functions here are the general interfaces for the XDP hooks that are
 // called from the common coreutil library and not the specific shims.
 namespace xrt_core::xdp {
@@ -22,6 +24,20 @@ update_device(void* handle, bool hw_context_flow);
 void 
 finish_flush_device(void* handle);
 
+// get_init_runs returns vector of init runs to be prepended to a runlist.
+// These runs initialize the AI array for profile/trace data collection.
+// handle passed is the hw_context_impl pointer that is used to create runlist
+// This call returns empty vector if no profile/trace options are enabled
+const std::vector<xrt::run>&
+get_init_runs(void* hwctx_impl);
+
+// get_exit_runs returns vector of exit runs to be appended to a runlist.
+// These runs are used to flush out the AI array profile/trace data
+// handle passed is the hw_context_impl pointer that is used to create runlist.
+// This call returns empty vector if no profile/trace options are enabled
+const std::vector<xrt::run>&
+get_exit_runs(void* hwctx_impl);
+
 } // end namespace xrt_core::xdp
 
 #endif