support older socs where FASTRPC_GET_URI is unsupported

Author: l3utterfly

ggml/src/ggml-hexagon/ggml-hexagon.cpp

@@ -367,7 +367,7 @@ struct ggml_backend_hexagon_buffer_context {
     ggml_backend_hexagon_buffer_context(ggml_hexagon_session * sess, size_t size, bool repack) {
         size += 4 * 1024;  // extra page for padding
 
-        this->base = (uint8_t *) rpcmem_alloc2(RPCMEM_HEAP_ID_SYSTEM, RPCMEM_DEFAULT_FLAGS | RPCMEM_HEAP_NOREG, size);
+        this->base = (uint8_t *) rpcmem_alloc(RPCMEM_HEAP_ID_SYSTEM, RPCMEM_DEFAULT_FLAGS | RPCMEM_HEAP_NOREG, size);
         if (!this->base) {
             GGML_LOG_ERROR("ggml-hex: %s failed to allocate buffer : size %zu\n", sess->name.c_str(), size);
             throw std::runtime_error("ggml-hex: rpcmem_alloc failed (see log for details)");
@@ -1683,7 +1683,7 @@ void ggml_hexagon_session::allocate(int dev_id) noexcept(false) {
     sprintf(htp_uri, "file:///libggml-htp-v%u.so?htp_iface_skel_handle_invoke&_modver=1.0", opt_arch);
 
     char session_uri[256];
-    {
+    if(false) {
         struct remote_rpc_get_uri u;
         u.session_id      = this->session_id;
         u.domain_name     = const_cast<char *>(CDSP_DOMAIN_NAME);
@@ -1698,6 +1698,10 @@ void ggml_hexagon_session::allocate(int dev_id) noexcept(false) {
             GGML_LOG_ERROR("ggml-hex: failed to get URI for session %d : error 0x%x\n", dev_id, err);
             throw std::runtime_error("ggml-hex: remote_session_control(get-uri) failed (see log for details)");
         }
+    } else {
+        int htp_URI_domain_len = strlen(htp_uri) + MAX_DOMAIN_NAMELEN;
+
+        snprintf(session_uri, htp_URI_domain_len, "%s%s", htp_uri, my_domain->uri);
     }
 
     // Enable Unsigned PD