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authorPhilippe Langlais <philippe.langlais@stericsson.com>2012-06-04 19:45:31 +0800
committerPhilippe Langlais <philippe.langlais@stericsson.com>2012-06-04 19:45:31 +0800
commit5347127d7d2ccffdd5dc6af8a24010199ef86f46 (patch)
tree3ee0ee11e14308b3d71fa4c86c6fed2509bcfc3f /drivers/gpu/mali/mali400ko/driver/src/devicedrv/ump/linux/ump_osk_atomics.c
parent1cd04b2aba9f3b3468adf0789030240e032d8d3e (diff)
parent5bd3314357fc6ec991071e0bb2f959fb98bc881c (diff)
Merge topic branch 'mali-generic' into integration-linux-ux500
Diffstat (limited to 'drivers/gpu/mali/mali400ko/driver/src/devicedrv/ump/linux/ump_osk_atomics.c')
-rw-r--r--drivers/gpu/mali/mali400ko/driver/src/devicedrv/ump/linux/ump_osk_atomics.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/mali/mali400ko/driver/src/devicedrv/ump/linux/ump_osk_atomics.c b/drivers/gpu/mali/mali400ko/driver/src/devicedrv/ump/linux/ump_osk_atomics.c
new file mode 100644
index 00000000000..b3300ab691a
--- /dev/null
+++ b/drivers/gpu/mali/mali400ko/driver/src/devicedrv/ump/linux/ump_osk_atomics.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2010-2011 ARM Limited. All rights reserved.
+ *
+ * This program is free software and is provided to you under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
+ *
+ * A copy of the licence is included with the program, and can also be obtained from Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+/**
+ * @file ump_osk_atomics.c
+ * Implementation of the OS abstraction layer for the UMP kernel device driver
+ */
+
+#include "ump_osk.h"
+#include <asm/atomic.h>
+
+int _ump_osk_atomic_dec_and_read( _mali_osk_atomic_t *atom )
+{
+ return atomic_dec_return((atomic_t *)&atom->u.val);
+}
+
+int _ump_osk_atomic_inc_and_read( _mali_osk_atomic_t *atom )
+{
+ return atomic_inc_return((atomic_t *)&atom->u.val);
+}