[CPU] revert pr 11990 and enable brgconv avx512 on SPR by default (#12105)

samples/cpp/benchmark_app/README.md

@@ -101,7 +101,6 @@ Options:
                                 letting the runtime to decide on the threads->different core types("HYBRID_AWARE", which is default on the hybrid CPUs)
                                 threads->(NUMA)nodes("NUMA") or
                                 completely disable("NO") CPU inference threads pinning
-    -cpu_experimental ("<brgconv>")          Optional. Enable experimental setting for CPU plugin.
 
   Statistics dumping options:
     -report_type "<type>"       Optional. Enable collecting statistics report. "no_counters" report contains configuration options specified, resulting FPS and latency.

samples/cpp/benchmark_app/benchmark_app.hpp

@@ -232,9 +232,6 @@ static constexpr char inference_only_message[] =
 
 static const char denormals_optimization_message[] = "Optional. Denormals is optimized by treating as zero";
 
-static constexpr char cpu_experimental_message[] =
-    "Optional. Enable experimental setting for CPU plugin. Setting should be 'brgconv' etc.";
-
 /// @brief Define flag for showing help message <br>
 DEFINE_bool(h, false, help_message);
 
@@ -371,9 +368,6 @@ DEFINE_bool(inference_only, true, inference_only_message);
 /// @brief Define flag for denormals handling mode <br>
 DEFINE_bool(dopt, false, denormals_optimization_message);
 
-/// @brief Define flag for using experimental setting for CPU plugin <br>
-DEFINE_string(cpu_experimental, "", cpu_experimental_message);
-
 /**
  * @brief This function show a help message
  */
@@ -408,7 +402,6 @@ static void show_usage() {
     std::cout << "    -nthreads \"<integer>\"     " << infer_num_threads_message << std::endl;
     std::cout << "    -pin (\"YES\"|\"CORE\")/\"HYBRID_AWARE\"/(\"NO\"|\"NONE\")/\"NUMA\"   "
               << infer_threads_pinning_message << std::endl;
-    std::cout << "    -cpu_experimental         " << cpu_experimental_message << std::endl;
 #ifdef HAVE_DEVICE_MEM_SUPPORT
     std::cout << "    -use_device_mem           " << use_device_mem_message << std::endl;
 #endif

samples/cpp/benchmark_app/main.cpp

@@ -390,11 +390,6 @@ int main(int argc, char* argv[]) {
                     }
                 }
 
-                // use experimental setting
-                if (isFlagSetInCommandLine("cpu_experimental")) {
-                    device_config.emplace(ov::cpu_experimental(FLAGS_cpu_experimental));
-                }
-
                 // for CPU execution, more throughput-oriented execution via streams
                 setThroughputStreams();
                 set_infer_precision();