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path: root/drivers/video/tegra/host/vi/vi.c
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Diffstat (limited to 'drivers/video/tegra/host/vi/vi.c')
-rw-r--r--drivers/video/tegra/host/vi/vi.c82
1 files changed, 82 insertions, 0 deletions
diff --git a/drivers/video/tegra/host/vi/vi.c b/drivers/video/tegra/host/vi/vi.c
new file mode 100644
index 000000000000..71d517152ade
--- /dev/null
+++ b/drivers/video/tegra/host/vi/vi.c
@@ -0,0 +1,82 @@
+/*
+ * drivers/video/tegra/host/vi/vi.c
+ *
+ * Tegra Graphics Host VI
+ *
+ * Copyright (c) 2012, NVIDIA Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "dev.h"
+#include "bus_client.h"
+
+static int __devinit vi_probe(struct nvhost_device *dev)
+{
+ return nvhost_client_device_init(dev);
+}
+
+static int __exit vi_remove(struct nvhost_device *dev)
+{
+ /* Add clean-up */
+ return 0;
+}
+
+static int vi_suspend(struct nvhost_device *dev, pm_message_t state)
+{
+ return nvhost_client_device_suspend(dev);
+}
+
+static int vi_resume(struct nvhost_device *dev)
+{
+ dev_info(&dev->dev, "resuming\n");
+ return 0;
+}
+
+struct nvhost_device *vi_device;
+
+static struct nvhost_driver vi_driver = {
+ .probe = vi_probe,
+ .remove = __exit_p(vi_remove),
+#ifdef CONFIG_PM
+ .suspend = vi_suspend,
+ .resume = vi_resume,
+#endif
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "vi",
+ }
+};
+
+static int __init vi_init(void)
+{
+ int err;
+
+ vi_device = nvhost_get_device("vi");
+ if (!vi_device)
+ return -ENXIO;
+
+ err = nvhost_device_register(vi_device);
+ if (err)
+ return err;
+
+ return nvhost_driver_register(&vi_driver);
+}
+
+static void __exit vi_exit(void)
+{
+ nvhost_driver_unregister(&vi_driver);
+}
+
+module_init(vi_init);
+module_exit(vi_exit);