[PATCH 03/16] staging: android: split uapi out of sync.h and sw_sync.h

[John Stultz]

From: Colin Cross <ccross@xxxxxxxxxxx>

Move the userspace interfaces of sync.h and sw_sync.h to
drivers/staging/android/uapi/

Cc: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Colin Cross <ccross@xxxxxxxxxxx>
Cc: Android Kernel Team <kernel-team@xxxxxxxxxxx>
Signed-off-by: Colin Cross <ccross@xxxxxxxxxxx>
[jstultz: Fixed up some conflicts from upstream spelling fixes]
Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx>
---
 drivers/staging/android/sw_sync.h      | 20 +------
 drivers/staging/android/sync.h         | 86 +-----------------------------
 drivers/staging/android/uapi/sw_sync.h | 32 +++++++++++
 drivers/staging/android/uapi/sync.h    | 97 ++++++++++++++++++++++++++++++++++
 4 files changed, 133 insertions(+), 102 deletions(-)
 create mode 100644 drivers/staging/android/uapi/sw_sync.h
 create mode 100644 drivers/staging/android/uapi/sync.h

diff --git a/drivers/staging/android/sw_sync.h b/drivers/staging/android/sw_sync.h
index 585040b..06aa0b3 100644
--- a/drivers/staging/android/sw_sync.h
+++ b/drivers/staging/android/sw_sync.h
@@ -18,10 +18,9 @@
 #define _LINUX_SW_SYNC_H
 
 #include <linux/types.h>
-
-#ifdef __KERNEL__
-
+#include <linux/kconfig.h>
 #include "sync.h"
+#include "uapi/sw_sync.h"
 
 struct sw_sync_timeline {
 	struct	sync_timeline	obj;
@@ -40,19 +39,4 @@ 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 */
diff --git a/drivers/staging/android/sync.h b/drivers/staging/android/sync.h
index 62e2255b..e0701de 100644
--- a/drivers/staging/android/sync.h
+++ b/drivers/staging/android/sync.h
@@ -14,14 +14,14 @@
 #define _LINUX_SYNC_H
 
 #include <linux/types.h>
-#ifdef __KERNEL__
-
 #include <linux/kref.h>
 #include <linux/ktime.h>
 #include <linux/list.h>
 #include <linux/spinlock.h>
 #include <linux/wait.h>
 
+#include "uapi/sync.h"
+
 struct sync_timeline;
 struct sync_pt;
 struct sync_fence;
@@ -341,86 +341,4 @@ int sync_fence_cancel_async(struct sync_fence *fence,
  */
 int sync_fence_wait(struct sync_fence *fence, long timeout);
 
-#endif /* __KERNEL__ */
-
-/**
- * struct sync_merge_data - data passed to merge ioctl
- * @fd2:	file descriptor of second fence
- * @name:	name of new fence
- * @fence:	returns the fd of the new fence to userspace
- */
-struct sync_merge_data {
-	__s32	fd2; /* fd of second fence */
-	char	name[32]; /* name of new fence */
-	__s32	fence; /* fd on newly created fence */
-};
-
-/**
- * struct sync_pt_info - detailed sync_pt information
- * @len:		length of sync_pt_info including any driver_data
- * @obj_name:		name of parent sync_timeline
- * @driver_name:	name of driver implementing the parent
- * @status:		status of the sync_pt 0:active 1:signaled <0:error
- * @timestamp_ns:	timestamp of status change in nanoseconds
- * @driver_data:	any driver dependent data
- */
-struct sync_pt_info {
-	__u32	len;
-	char	obj_name[32];
-	char	driver_name[32];
-	__s32	status;
-	__u64	timestamp_ns;
-
-	__u8	driver_data[0];
-};
-
-/**
- * struct sync_fence_info_data - data returned from fence info ioctl
- * @len:	ioctl caller writes the size of the buffer its passing in.
- *		ioctl returns length of sync_fence_data returned to userspace
- *		including pt_info.
- * @name:	name of fence
- * @status:	status of fence. 1: signaled 0:active <0:error
- * @pt_info:	a sync_pt_info struct for every sync_pt in the fence
- */
-struct sync_fence_info_data {
-	__u32	len;
-	char	name[32];
-	__s32	status;
-
-	__u8	pt_info[0];
-};
-
-#define SYNC_IOC_MAGIC		'>'
-
-/**
- * DOC: SYNC_IOC_WAIT - wait for a fence to signal
- *
- * pass timeout in milliseconds.  Waits indefinitely timeout < 0.
- */
-#define SYNC_IOC_WAIT		_IOW(SYNC_IOC_MAGIC, 0, __s32)
-
-/**
- * DOC: SYNC_IOC_MERGE - merge two fences
- *
- * Takes a struct sync_merge_data.  Creates a new fence containing copies of
- * the sync_pts in both the calling fd and sync_merge_data.fd2.  Returns the
- * new fence's fd in sync_merge_data.fence
- */
-#define SYNC_IOC_MERGE		_IOWR(SYNC_IOC_MAGIC, 1, struct sync_merge_data)
-
-/**
- * DOC: SYNC_IOC_FENCE_INFO - get detailed information on a fence
- *
- * Takes a struct sync_fence_info_data with extra space allocated for pt_info.
- * Caller should write the size of the buffer into len.  On return, len is
- * updated to reflect the total size of the sync_fence_info_data including
- * pt_info.
- *
- * pt_info is a buffer containing sync_pt_infos for every sync_pt in the fence.
- * To iterate over the sync_pt_infos, use the sync_pt_info.len field.
- */
-#define SYNC_IOC_FENCE_INFO	_IOWR(SYNC_IOC_MAGIC, 2,\
-	struct sync_fence_info_data)
-
 #endif /* _LINUX_SYNC_H */
diff --git a/drivers/staging/android/uapi/sw_sync.h b/drivers/staging/android/uapi/sw_sync.h
new file mode 100644
index 0000000..9b5d486
--- /dev/null
+++ b/drivers/staging/android/uapi/sw_sync.h
@@ -0,0 +1,32 @@
+/*
+ * 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 _UAPI_LINUX_SW_SYNC_H
+#define _UAPI_LINUX_SW_SYNC_H
+
+#include <linux/types.h>
+
+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 /* _UAPI_LINUX_SW_SYNC_H */
diff --git a/drivers/staging/android/uapi/sync.h b/drivers/staging/android/uapi/sync.h
new file mode 100644
index 0000000..e964c75
--- /dev/null
+++ b/drivers/staging/android/uapi/sync.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2012 Google, Inc.
+ *
+ * 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 _UAPI_LINUX_SYNC_H
+#define _UAPI_LINUX_SYNC_H
+
+#include <linux/ioctl.h>
+#include <linux/types.h>
+
+/**
+ * struct sync_merge_data - data passed to merge ioctl
+ * @fd2:	file descriptor of second fence
+ * @name:	name of new fence
+ * @fence:	returns the fd of the new fence to userspace
+ */
+struct sync_merge_data {
+	__s32	fd2; /* fd of second fence */
+	char	name[32]; /* name of new fence */
+	__s32	fence; /* fd on newly created fence */
+};
+
+/**
+ * struct sync_pt_info - detailed sync_pt information
+ * @len:		length of sync_pt_info including any driver_data
+ * @obj_name:		name of parent sync_timeline
+ * @driver_name:	name of driver implementing the parent
+ * @status:		status of the sync_pt 0:active 1:signaled <0:error
+ * @timestamp_ns:	timestamp of status change in nanoseconds
+ * @driver_data:	any driver dependent data
+ */
+struct sync_pt_info {
+	__u32	len;
+	char	obj_name[32];
+	char	driver_name[32];
+	__s32	status;
+	__u64	timestamp_ns;
+
+	__u8	driver_data[0];
+};
+
+/**
+ * struct sync_fence_info_data - data returned from fence info ioctl
+ * @len:	ioctl caller writes the size of the buffer its passing in.
+ *		ioctl returns length of sync_fence_data returned to userspace
+ *		including pt_info.
+ * @name:	name of fence
+ * @status:	status of fence. 1: signaled 0:active <0:error
+ * @pt_info:	a sync_pt_info struct for every sync_pt in the fence
+ */
+struct sync_fence_info_data {
+	__u32	len;
+	char	name[32];
+	__s32	status;
+
+	__u8	pt_info[0];
+};
+
+#define SYNC_IOC_MAGIC		'>'
+
+/**
+ * DOC: SYNC_IOC_WAIT - wait for a fence to signal
+ *
+ * pass timeout in milliseconds.  Waits indefinitely timeout < 0.
+ */
+#define SYNC_IOC_WAIT		_IOW(SYNC_IOC_MAGIC, 0, __s32)
+
+/**
+ * DOC: SYNC_IOC_MERGE - merge two fences
+ *
+ * Takes a struct sync_merge_data.  Creates a new fence containing copies of
+ * the sync_pts in both the calling fd and sync_merge_data.fd2.  Returns the
+ * new fence's fd in sync_merge_data.fence
+ */
+#define SYNC_IOC_MERGE		_IOWR(SYNC_IOC_MAGIC, 1, struct sync_merge_data)
+
+/**
+ * DOC: SYNC_IOC_FENCE_INFO - get detailed information on a fence
+ *
+ * Takes a struct sync_fence_info_data with extra space allocated for pt_info.
+ * Caller should write the size of the buffer into len.  On return, len is
+ * updated to reflect the total size of the sync_fence_info_data including
+ * pt_info.
+ *
+ * pt_info is a buffer containing sync_pt_infos for every sync_pt in the fence.
+ * To iterate over the sync_pt_infos, use the sync_pt_info.len field.
+ */
+#define SYNC_IOC_FENCE_INFO	_IOWR(SYNC_IOC_MAGIC, 2,\
+	struct sync_fence_info_data)
+
+#endif /* _UAPI_LINUX_SYNC_H */
-- 
1.8.3.2

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