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authorPhilippe Langlais <philippe.langlais@stericsson.com>2012-06-04 19:46:24 +0800
committerPhilippe Langlais <philippe.langlais@stericsson.com>2012-06-04 19:46:24 +0800
commit29a3e1ef73daaa91cbf5cce2fb475f1878254402 (patch)
treefbd1df992706a4786633a7986a31b9cf78b3dced /include/linux/sw_sync.h
parent564119271649aa2d1840e79badf743e957b497e6 (diff)
parent3c16bd7bb0a2b00b71f65bb0075e0c94d0fcc777 (diff)
Merge Linaro Android branch ' jstultz/linaro-android-3.4
' into integration-android-ux500 Signed-off-by: Philippe Langlais <philippe.langlais@stericsson.com>
Diffstat (limited to 'include/linux/sw_sync.h')
-rw-r--r--include/linux/sw_sync.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/include/linux/sw_sync.h b/include/linux/sw_sync.h
new file mode 100644
index 00000000000..bd6f2089e77
--- /dev/null
+++ b/include/linux/sw_sync.h
@@ -0,0 +1,58 @@
+/*
+ * include/linux/sw_sync.h
+ *
+ * Copyright (C) 2012 Google, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that 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.
+ *
+ */
+
+#ifndef _LINUX_SW_SYNC_H
+#define _LINUX_SW_SYNC_H
+
+#include <linux/types.h>
+
+#ifdef __KERNEL__
+
+#include <linux/sync.h>
+
+struct sw_sync_timeline {
+ struct sync_timeline obj;
+
+ u32 value;
+};
+
+struct sw_sync_pt {
+ struct sync_pt pt;
+
+ u32 value;
+};
+
+struct sw_sync_timeline *sw_sync_timeline_create(const char *name);
+void sw_sync_timeline_inc(struct sw_sync_timeline *obj, u32 inc);
+
+struct sync_pt *sw_sync_pt_create(struct sw_sync_timeline *obj, u32 value);
+
+#endif /* __KERNEL __ */
+
+struct sw_sync_create_fence_data {
+ __u32 value;
+ char name[32];
+ __s32 fence; /* fd of new fence */
+};
+
+#define SW_SYNC_IOC_MAGIC 'W'
+
+#define SW_SYNC_IOC_CREATE_FENCE _IOWR(SW_SYNC_IOC_MAGIC, 0,\
+ struct sw_sync_create_fence_data)
+#define SW_SYNC_IOC_INC _IOW(SW_SYNC_IOC_MAGIC, 1, __u32)
+
+
+#endif /* _LINUX_SW_SYNC_H */