add engine map

Author: luoyu-intel

ggml/src/ggml-sycl.cpp

@@ -2558,10 +2558,15 @@ inline void ggml_sycl_op_mul_mat_sycl(
         to_fp32_sycl(dst_f16.get(), dst_dd_i, row_diff*src1_ncols, stream);
 #else
         auto dnnl_stream = ctx.stream_dnnl(stream);
+#if 0
         DnnlGemmWrapper::row_gemm(dnnl_stream, false, true, src1_ncols, row_diff, ne10, src1_ptr, DnnlGemmWrapper::to_dt<sycl::half>(),
             src0_ptr, DnnlGemmWrapper::to_dt<sycl::half>(), dst_f16.get(), DnnlGemmWrapper::to_dt<sycl::half>());
         const to_fp32_sycl_t to_fp32_sycl = ggml_get_to_fp32_sycl(GGML_TYPE_F16);
         to_fp32_sycl(dst_f16.get(), dst_dd_i, row_diff* src1_ncols, stream);
+#else
+        DnnlGemmWrapper::row_gemm(dnnl_stream, false, true, src1_ncols, row_diff, ne10, src1_ptr, DnnlGemmWrapper::to_dt<sycl::half>(),
+            src0_ptr, DnnlGemmWrapper::to_dt<sycl::half>(), dst_dd_i, DnnlGemmWrapper::to_dt<float>());
+#endif
 #endif
     }
     else {

ggml/src/ggml-sycl/common.hpp

@@ -281,26 +281,45 @@ struct ggml_backend_sycl_context {
     }
 
 #if GGML_SYCL_DNNL
-    dnnl::stream make_stream(sycl::queue& q) {
+    dnnl::engine make_engine(sycl::queue* q) {
         // Get the device associated with the queue
-        sycl::device dev = q.get_device();
+        sycl::device dev = q->get_device();
         // Get the context associated with the queue
-        sycl::context ctx = q.get_context();
+        sycl::context ctx = q->get_context();
         const dnnl::engine eng = dnnl::sycl_interop::make_engine(dev, ctx);
-        dnnl::stream stream = dnnl::sycl_interop::make_stream(eng, q);
-        return stream;
+        return eng;
     }
+
     std::unordered_map<sycl::queue*, dnnl::stream> stream_map;
+    std::unordered_map<sycl::queue*, dnnl::engine> engine_map;
     dnnl::stream stream_dnnl(int device, int _stream) {
         auto q = stream(device, _stream);
         return stream_dnnl(q);
     }
+    dnnl::engine engine_dnnl(sycl::queue* qptr) {
+        auto it = engine_map.find(qptr);
+        if (it == engine_map.end()) {
+            auto eng = make_engine(qptr);
+            engine_map[qptr] = eng;
+            return eng;
+        }
+        else
+        {
+            return it->second;
+        }
+    }
     dnnl::stream stream_dnnl(sycl::queue* qptr) {
         auto it = stream_map.find(qptr);
         if (it == stream_map.end()) {
-            stream_map[qptr] = make_stream(*qptr);
+            auto eng = engine_dnnl(qptr);
+            auto stream = dnnl::sycl_interop::make_stream(eng, *qptr);
+            stream_map[qptr] = stream;
+            return stream;
+        }
+        else
+        {
+            return it->second;
         }
-        return it->second;
     }
     dnnl::stream stream_dnnl() {
         return stream_dnnl(device, 0);