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authormcampbellsmith <mcampbellsmith@gmail.com>2013-11-20 22:34:44 +1100
committersbrissen <sbrissen@hotmail.com>2013-12-10 14:54:28 -0500
commit74bcc029c6ab942f252477a74102877f7d093388 (patch)
tree044bd97b98693c073841663c62f57e1520509109 /drivers/gpu/mali400/r3p2/mali/linux/mali_osk_time.c
parent2a6649bf6aa50c44a05fc02e1efb8b788c58e82b (diff)
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mali: bulk import of r3p2-01rel3 drivers from i9300-update12
Courtesy of a similar commit from OMNI ROM. Requires updated mali blobs Change-Id: I9ee55b653b57b7c390f8e0e8cd4fc068f1c751c3
Diffstat (limited to 'drivers/gpu/mali400/r3p2/mali/linux/mali_osk_time.c')
-rw-r--r--drivers/gpu/mali400/r3p2/mali/linux/mali_osk_time.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/gpu/mali400/r3p2/mali/linux/mali_osk_time.c b/drivers/gpu/mali400/r3p2/mali/linux/mali_osk_time.c
new file mode 100644
index 0000000..2aa6588
--- /dev/null
+++ b/drivers/gpu/mali400/r3p2/mali/linux/mali_osk_time.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2011-2012 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 mali_osk_time.c
+ * Implementation of the OS abstraction layer for the kernel device driver
+ */
+
+#include "mali_osk.h"
+#include <linux/jiffies.h>
+#include <linux/time.h>
+#include <asm/delay.h>
+
+int _mali_osk_time_after( u32 ticka, u32 tickb )
+{
+ return time_after((unsigned long)ticka, (unsigned long)tickb);
+}
+
+u32 _mali_osk_time_mstoticks( u32 ms )
+{
+ return msecs_to_jiffies(ms);
+}
+
+u32 _mali_osk_time_tickstoms( u32 ticks )
+{
+ return jiffies_to_msecs(ticks);
+}
+
+u32 _mali_osk_time_tickcount( void )
+{
+ return jiffies;
+}
+
+void _mali_osk_time_ubusydelay( u32 usecs )
+{
+ udelay(usecs);
+}
+
+u64 _mali_osk_time_get_ns( void )
+{
+ struct timespec tsval;
+ getnstimeofday(&tsval);
+ return (u64)timespec_to_ns(&tsval);
+}