[src/riastradh-drm2]: src/sys/external/bsd/drm2/include/linux Implement a sub...

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/8959385baa70
branches:  riastradh-drm2
changeset: 788026:8959385baa70
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Wed Jul 24 01:54:04 2013 +0000

description:
Implement a subset of Linux's struct timer_list with callouts.

diffstat:

 sys/external/bsd/drm2/include/linux/timer.h |  66 +++++++++++++++++++++++++++++
 1 files changed, 66 insertions(+), 0 deletions(-)

diffs (70 lines):

diff -r 7564638ff8ad -r 8959385baa70 sys/external/bsd/drm2/include/linux/timer.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/external/bsd/drm2/include/linux/timer.h       Wed Jul 24 01:54:04 2013 +0000
@@ -0,0 +1,66 @@
+/*     $NetBSD: timer.h,v 1.1.2.1 2013/07/24 01:54:04 riastradh Exp $  */
+
+/*-
+ * Copyright (c) 2013 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Taylor R. Campbell.
+ *
+ * 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, 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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``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 FOUNDATION OR CONTRIBUTORS
+ * 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 <sys/callout.h>
+
+struct timer_list {
+       struct callout tl_callout;
+};
+
+static inline void
+setup_timer(struct timer_list *timer, void (*fn)(unsigned long),
+    unsigned long arg)
+{
+
+       callout_init(&timer->tl_callout, 0);
+
+       /* XXX Super-sketchy casts!  */
+       callout_setfunc(&timer->tl_callout, (void (*)(void *))fn,
+           (void *)(uintptr_t)arg);
+}
+
+static inline void
+mod_timer(struct timer_list *timer, unsigned long ticks)
+{
+       callout_schedule(&timer->tl_callout, ticks);
+}
+
+static inline void
+del_timer_sync(struct timer_list *timer)
+{
+       callout_halt(&timer->tl_callout, NULL);
+       callout_destroy(&timer->tl_callout);
+}
+
+#endif  /* _LINUX_TIMER_H_ */