515.43.04

kernel-open/nvidia-drm/nvidia-drm.c

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "nvidia-drm.h"
+
+#if defined(NV_DRM_AVAILABLE)
+
+#include "nvidia-drm-priv.h"
+#include "nvidia-drm-drv.h"
+
+static struct NvKmsKapiFunctionsTable nvKmsFuncsTable = {
+    .versionString = NV_VERSION_STRING,
+};
+
+const struct NvKmsKapiFunctionsTable* const nvKms = &nvKmsFuncsTable;
+
+#endif
+
+int nv_drm_init(void)
+{
+#if defined(NV_DRM_AVAILABLE)
+    if (!nvKmsKapiGetFunctionsTable(&nvKmsFuncsTable)) {
+        NV_DRM_LOG_ERR(
+            "Version mismatch: nvidia-modeset.ko(%s) nvidia-drm.ko(%s)",
+            nvKmsFuncsTable.versionString, NV_VERSION_STRING);
+        return -EINVAL;
+    }
+
+    return nv_drm_probe_devices();
+#else
+    return 0;
+#endif
+}
+
+void nv_drm_exit(void)
+{
+#if defined(NV_DRM_AVAILABLE)
+    nv_drm_remove_devices();
+#endif
+}