Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / gpu / host1x / channel.h

diff --git a/kernel/drivers/gpu/host1x/channel.h b/kernel/drivers/gpu/host1x/channel.h
new file mode 100644 (file)
index 0000000..df767cf
--- /dev/null
+++ b/kernel/drivers/gpu/host1x/channel.h
@@ -0,0 +1,46 @@
+/*
+ * Tegra host1x Channel
+ *
+ * Copyright (c) 2010-2013, 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 __HOST1X_CHANNEL_H
+#define __HOST1X_CHANNEL_H
+
+#include <linux/io.h>
+
+#include "cdma.h"
+
+struct host1x;
+
+struct host1x_channel {
+       struct list_head list;
+
+       unsigned int refcount;
+       unsigned int id;
+       struct mutex reflock;
+       struct mutex submitlock;
+       void __iomem *regs;
+       struct device *dev;
+       struct host1x_cdma cdma;
+};
+
+/* channel list operations */
+int host1x_channel_list_init(struct host1x *host);
+
+#define host1x_for_each_channel(host, channel)                         \
+       list_for_each_entry(channel, &host->chlist.list, list)
+
+#endif