- Merge in OFED 1.5.3 from projects/ofed/head

1 files changed, 87 insertions, 0 deletions

diff --git a/sys/ofed/include/linux/timer.h b/sys/ofed/include/linux/timer.h
new file mode 100644
index 0000000..ed4ed4a
--- /dev/null
+++ b/sys/ofed/include/linux/timer.h
@@ -0,0 +1,87 @@
+/*-
+ * Copyright (c) 2010 Isilon Systems, Inc.
+ * Copyright (c) 2010 iX Systems, Inc.
+ * Copyright (c) 2010 Panasas, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice unmodified, this list of conditions, and the following
+ *    disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _LINUX_TIMER_H_
+#define _LINUX_TIMER_H_
+
+#include <linux/types.h>
+
+#include <sys/param.h>
+#include <sys/kernel.h>
+#include <sys/callout.h>
+
+struct timer_list {
+	struct callout	timer_callout;
+	void		(*function)(unsigned long);
+        unsigned long	data;
+};
+
+#define	expires	timer_callout.c_time
+
+static inline void
+_timer_fn(void *context)
+{
+	struct timer_list *timer;
+
+	timer = context;
+	timer->function(timer->data);
+}
+
+#define	setup_timer(timer, func, dat)					\
+do {									\
+	(timer)->function = (func);					\
+	(timer)->data = (dat);						\
+	callout_init(&(timer)->timer_callout, CALLOUT_MPSAFE);		\
+} while (0)
+
+#define	init_timer(timer)						\
+do {									\
+	(timer)->function = NULL;					\
+	(timer)->data = 0;						\
+	callout_init(&(timer)->timer_callout, CALLOUT_MPSAFE);		\
+} while (0)
+
+#define	mod_timer(timer, expire)					\
+	callout_reset(&(timer)->timer_callout, (expire) - jiffies,	\
+	    _timer_fn, (timer))
+
+#define	add_timer(timer)						\
+	callout_reset(&(timer)->timer_callout,				\
+	    (timer)->timer_callout.c_time - jiffies, _timer_fn, (timer))
+
+#define	del_timer(timer)	callout_stop(&(timer)->timer_callout)
+#define	del_timer_sync(timer)	callout_drain(&(timer)->timer_callout)
+
+#define	timer_pending(timer)	callout_pending(&(timer)->timer_callout)
+
+static inline unsigned long
+round_jiffies(unsigned long j)
+{
+	return roundup(j, hz);
+}
+
+#endif /* _LINUX_TIMER_H_ */