chore: import upstream snapshot with attribution

2026-07-13 11:57:56 +08:00
commit 09a3d3ab17
3146 changed files with 1305073 additions and 0 deletions
@@ -0,0 +1,53 @@
+#pragma once
+
+/* device */
+void                           apir_device_get_device_count(struct virtgpu * gpu);
+int                            apir_device_get_count(struct virtgpu * gpu);
+char *                         apir_device_get_name(struct virtgpu * gpu);
+char *                         apir_device_get_description(struct virtgpu * gpu);
+uint32_t                       apir_device_get_type(struct virtgpu * gpu);
+void                           apir_device_get_memory(struct virtgpu * gpu, size_t * free, size_t * total);
+bool                           apir_device_supports_op(struct virtgpu * gpu, const ggml_tensor * op);
+apir_buffer_type_host_handle_t apir_device_get_buffer_type(struct virtgpu * gpu);
+void                           apir_device_get_props(struct virtgpu * gpu,
+                                                     bool *           async,
+                                                     bool *           host_buffer,
+                                                     bool *           buffer_from_host_ptr,
+                                                     bool *           events);
+apir_buffer_context_t          apir_device_buffer_from_ptr(struct virtgpu * gpu, size_t size, size_t max_tensor_size);
+
+/* buffer-type */
+char *                apir_buffer_type_get_name(struct virtgpu * gpu, apir_buffer_type_host_handle_t host_handle);
+size_t                apir_buffer_type_get_alignment(struct virtgpu * gpu, apir_buffer_type_host_handle_t host_handle);
+size_t                apir_buffer_type_get_max_size(struct virtgpu * gpu, apir_buffer_type_host_handle_t host_handle);
+/* apir_buffer_type_is_host is deprecated. */
+apir_buffer_context_t apir_buffer_type_alloc_buffer(struct virtgpu *               gpu,
+                                                    apir_buffer_type_host_handle_t host_handle,
+                                                    size_t                         size);
+size_t                apir_buffer_type_get_alloc_size(struct virtgpu *               gpu,
+                                                      apir_buffer_type_host_handle_t host_handle,
+                                                      const ggml_tensor *            op);
+
+/* buffer */
+void * apir_buffer_get_base(struct virtgpu * gpu, apir_buffer_context_t * buffer_context);
+void   apir_buffer_set_tensor(struct virtgpu *        gpu,
+                              apir_buffer_context_t * buffer_context,
+                              ggml_tensor *           tensor,
+                              const void *            data,
+                              size_t                  offset,
+                              size_t                  size);
+void   apir_buffer_get_tensor(struct virtgpu *        gpu,
+                              apir_buffer_context_t * buffer_context,
+                              const ggml_tensor *     tensor,
+                              void *                  data,
+                              size_t                  offset,
+                              size_t                  size);
+bool   apir_buffer_cpy_tensor(struct virtgpu *        gpu,
+                              apir_buffer_context_t * buffer_context,
+                              const ggml_tensor *     src,
+                              const ggml_tensor *     dst);
+void   apir_buffer_clear(struct virtgpu * gpu, apir_buffer_context_t * buffer_context, uint8_t value);
+void   apir_buffer_free_buffer(struct virtgpu * gpu, apir_buffer_context_t * buffer_context);
+
+/* backend */
+ggml_status apir_backend_graph_compute(struct virtgpu * gpu, ggml_cgraph * cgraph);