1 files changed, 60 insertions, 0 deletions

diff --git a/drivers/video/tegra/host/nvhost_acm.h b/drivers/video/tegra/host/nvhost_acm.h
new file mode 100644
index 00000000000..a12c0c3fa32
--- /dev/null
+++ b/drivers/video/tegra/host/nvhost_acm.h
@@ -0,0 +1,60 @@
+/*
+ * drivers/video/tegra/host/nvhost_acm.h
+ *
+ * Tegra Graphics Host Automatic Clock Management
+ *
+ * Copyright (c) 2010-2012, 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/>.
+ */
+
+#ifndef __NVHOST_ACM_H
+#define __NVHOST_ACM_H
+
+#include <linux/workqueue.h>
+#include <linux/wait.h>
+#include <linux/mutex.h>
+#include <linux/clk.h>
+#include <linux/nvhost.h>
+
+/* Sets clocks and powergating state for a module */
+int nvhost_module_init(struct nvhost_device *ndev);
+void nvhost_module_deinit(struct nvhost_device *dev);
+int nvhost_module_suspend(struct nvhost_device *dev, bool system_suspend);
+
+void nvhost_module_reset(struct nvhost_device *dev);
+void nvhost_module_busy(struct nvhost_device *dev);
+void nvhost_module_idle_mult(struct nvhost_device *dev, int refs);
+int nvhost_module_add_client(struct nvhost_device *dev,
+                void *priv);
+void nvhost_module_remove_client(struct nvhost_device *dev,
+                void *priv);
+int nvhost_module_get_rate(struct nvhost_device *dev,
+                unsigned long *rate,
+                int index);
+int nvhost_module_set_rate(struct nvhost_device *dev, void *priv,
+                unsigned long rate, int index);
+
+
+static inline bool nvhost_module_powered(struct nvhost_device *dev)
+{
+        return dev->powerstate == NVHOST_POWER_STATE_RUNNING;
+}
+
+static inline void nvhost_module_idle(struct nvhost_device *dev)
+{
+        nvhost_module_idle_mult(dev, 1);
+}
+
+
+#endif