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path: root/drivers/gpu/drm/nouveau/nvif/driver.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvif/driver.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvif/driver.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvif/driver.c b/drivers/gpu/drm/nouveau/nvif/driver.c
new file mode 100644
index 000000000..5e00dd07a
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvif/driver.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2016 Red Hat Inc.
+ *
+ * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include <nvif/driver.h>
+#include <nvif/client.h>
+
+static const struct nvif_driver *
+nvif_driver[] = {
+#ifdef __KERNEL__
+ &nvif_driver_nvkm,
+#else
+ &nvif_driver_drm,
+ &nvif_driver_lib,
+ &nvif_driver_null,
+#endif
+ NULL
+};
+
+int
+nvif_driver_init(const char *drv, const char *cfg, const char *dbg,
+ const char *name, u64 device, struct nvif_client *client)
+{
+ int ret = -EINVAL, i;
+
+ for (i = 0; (client->driver = nvif_driver[i]); i++) {
+ if (!drv || !strcmp(client->driver->name, drv)) {
+ ret = client->driver->init(name, device, cfg, dbg,
+ &client->object.priv);
+ if (ret == 0)
+ break;
+ client->driver->fini(client->object.priv);
+ }
+ }
+
+ if (ret == 0)
+ ret = nvif_client_ctor(client, name, device, client);
+ return ret;
+}