linux-kernel - [PATCH 02/16] staging: android: Split uapi out of ashmem.h

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Date:	Mon,  3 Feb 2014 10:16:14 -0800
From:	John Stultz <john.stultz@...aro.org>
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	Colin Cross <ccross@...roid.com>,
	Greg KH <gregkh@...uxfoundation.org>,
	Android Kernel Team <kernel-team@...roid.com>,
	John Stultz <john.stultz@...aro.org>
Subject: [PATCH 02/16] staging: android: Split uapi out of ashmem.h

From: Colin Cross <ccross@...roid.com>

Move the userspace interface of ashmem.h to
drivers/staging/android/uapi/ashmem.h

Cc: Greg KH <gregkh@...uxfoundation.org>
Cc: Colin Cross <ccross@...roid.com>
Cc: Android Kernel Team <kernel-team@...roid.com>
Signed-off-by: Colin Cross <ccross@...roid.com>
[jstultz: Minor commit message tweak]
Signed-off-by: John Stultz <john.stultz@...aro.org>
---
 drivers/staging/android/ashmem.h      | 30 +---------------------
 drivers/staging/android/uapi/ashmem.h | 47 +++++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+), 29 deletions(-)
 create mode 100644 drivers/staging/android/uapi/ashmem.h

diff --git a/drivers/staging/android/ashmem.h b/drivers/staging/android/ashmem.h
index 8dc0f0d..5abcfd7 100644
--- a/drivers/staging/android/ashmem.h
+++ b/drivers/staging/android/ashmem.h
@@ -16,35 +16,7 @@
 #include <linux/ioctl.h>
 #include <linux/compat.h>
 
-#define ASHMEM_NAME_LEN		256
-
-#define ASHMEM_NAME_DEF		"dev/ashmem"
-
-/* Return values from ASHMEM_PIN: Was the mapping purged while unpinned? */
-#define ASHMEM_NOT_PURGED	0
-#define ASHMEM_WAS_PURGED	1
-
-/* Return values from ASHMEM_GET_PIN_STATUS: Is the mapping pinned? */
-#define ASHMEM_IS_UNPINNED	0
-#define ASHMEM_IS_PINNED	1
-
-struct ashmem_pin {
-	__u32 offset;	/* offset into region, in bytes, page-aligned */
-	__u32 len;	/* length forward from offset, in bytes, page-aligned */
-};
-
-#define __ASHMEMIOC		0x77
-
-#define ASHMEM_SET_NAME		_IOW(__ASHMEMIOC, 1, char[ASHMEM_NAME_LEN])
-#define ASHMEM_GET_NAME		_IOR(__ASHMEMIOC, 2, char[ASHMEM_NAME_LEN])
-#define ASHMEM_SET_SIZE		_IOW(__ASHMEMIOC, 3, size_t)
-#define ASHMEM_GET_SIZE		_IO(__ASHMEMIOC, 4)
-#define ASHMEM_SET_PROT_MASK	_IOW(__ASHMEMIOC, 5, unsigned long)
-#define ASHMEM_GET_PROT_MASK	_IO(__ASHMEMIOC, 6)
-#define ASHMEM_PIN		_IOW(__ASHMEMIOC, 7, struct ashmem_pin)
-#define ASHMEM_UNPIN		_IOW(__ASHMEMIOC, 8, struct ashmem_pin)
-#define ASHMEM_GET_PIN_STATUS	_IO(__ASHMEMIOC, 9)
-#define ASHMEM_PURGE_ALL_CACHES	_IO(__ASHMEMIOC, 10)
+#include "uapi/ashmem.h"
 
 /* support of 32bit userspace on 64bit platforms */
 #ifdef CONFIG_COMPAT
diff --git a/drivers/staging/android/uapi/ashmem.h b/drivers/staging/android/uapi/ashmem.h
new file mode 100644
index 0000000..ba4743c
--- /dev/null
+++ b/drivers/staging/android/uapi/ashmem.h
@@ -0,0 +1,47 @@
+/*
+ * drivers/staging/android/uapi/ashmem.h
+ *
+ * Copyright 2008 Google Inc.
+ * Author: Robert Love
+ *
+ * This file is dual licensed.  It may be redistributed and/or modified
+ * under the terms of the Apache 2.0 License OR version 2 of the GNU
+ * General Public License.
+ */
+
+#ifndef _UAPI_LINUX_ASHMEM_H
+#define _UAPI_LINUX_ASHMEM_H
+
+#include <linux/ioctl.h>
+
+#define ASHMEM_NAME_LEN		256
+
+#define ASHMEM_NAME_DEF		"dev/ashmem"
+
+/* Return values from ASHMEM_PIN: Was the mapping purged while unpinned? */
+#define ASHMEM_NOT_PURGED	0
+#define ASHMEM_WAS_PURGED	1
+
+/* Return values from ASHMEM_GET_PIN_STATUS: Is the mapping pinned? */
+#define ASHMEM_IS_UNPINNED	0
+#define ASHMEM_IS_PINNED	1
+
+struct ashmem_pin {
+	__u32 offset;	/* offset into region, in bytes, page-aligned */
+	__u32 len;	/* length forward from offset, in bytes, page-aligned */
+};
+
+#define __ASHMEMIOC		0x77
+
+#define ASHMEM_SET_NAME		_IOW(__ASHMEMIOC, 1, char[ASHMEM_NAME_LEN])
+#define ASHMEM_GET_NAME		_IOR(__ASHMEMIOC, 2, char[ASHMEM_NAME_LEN])
+#define ASHMEM_SET_SIZE		_IOW(__ASHMEMIOC, 3, size_t)
+#define ASHMEM_GET_SIZE		_IO(__ASHMEMIOC, 4)
+#define ASHMEM_SET_PROT_MASK	_IOW(__ASHMEMIOC, 5, unsigned long)
+#define ASHMEM_GET_PROT_MASK	_IO(__ASHMEMIOC, 6)
+#define ASHMEM_PIN		_IOW(__ASHMEMIOC, 7, struct ashmem_pin)
+#define ASHMEM_UNPIN		_IOW(__ASHMEMIOC, 8, struct ashmem_pin)
+#define ASHMEM_GET_PIN_STATUS	_IO(__ASHMEMIOC, 9)
+#define ASHMEM_PURGE_ALL_CACHES	_IO(__ASHMEMIOC, 10)
+
+#endif	/* _UAPI_LINUX_ASHMEM_H */
-- 
1.8.3.2

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