1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/video/tegra/host/chip_support.c b/drivers/video/tegra/host/chip_support.c
new file mode 100644
index 000000000000..9abb1fa026a4
--- /dev/null
+++ b/drivers/video/tegra/host/chip_support.c
@@ -0,0 +1,56 @@
+/*
+ * drivers/video/tegra/host/chip_support.c
+ *
+ * Tegra Graphics Host Chip support module
+ *
+ * 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 <linux/errno.h>
+
+#include <mach/hardware.h>
+
+#include "bus.h"
+#include "chip_support.h"
+#include "t20/t20.h"
+#include "t30/t30.h"
+
+struct nvhost_chip_support *nvhost_get_chip_ops(void)
+{
+	return (nvhost_bus_get())->nvhost_chip_ops;
+}
+
+int nvhost_init_chip_support(struct nvhost_master *host)
+{
+	int err = 0;
+	struct nvhost_chip_support *chip_ops;
+
+	chip_ops = nvhost_get_chip_ops();
+
+	switch (tegra_get_chipid()) {
+	case TEGRA_CHIPID_TEGRA2:
+		err = nvhost_init_t20_support(host, chip_ops);
+		break;
+
+	case TEGRA_CHIPID_TEGRA3:
+		err = nvhost_init_t30_support(host, chip_ops);
+		break;
+
+	default:
+		err = -ENODEV;
+	}
+
+	return err;
+}