llama : allow virtual igpu devices (#26953)

* llama : allow virtual igpu devices * cont : better comment
2026-08-14 15:14:19 +03:00
parent 77918caf30
commit 4c1a0af40d
1 changed files with 5 additions and 1 deletions
@@ -257,7 +257,11 @@ static bool llama_prepare_model_devices(const llama_model_params & params, llama
                    }

                    case GGML_BACKEND_DEVICE_TYPE_IGPU:
-                        if (igpus.empty()) {
+                        // igpus.empty() - workaround for integrated devices seen by multiple backends
+                        // ref: https://github.com/ggml-org/llama.cpp/pull/23897
+                        // ggml_backend_dev_backend_reg - allow devices of the same backend regardless if integrated
+                        // ref: https://github.com/ggml-org/llama.cpp/pull/23897#issuecomment-5264222997
+                        if (igpus.empty() || ggml_backend_dev_backend_reg(dev) == ggml_backend_dev_backend_reg(igpus.back().dev)) {
                            igpus.push_back({false, dev});
                        }
                        break;