[src/riastradh-drm2]: src/sys/external/bsd/drm2/include/linux Use mdelay for ...

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

details:   https://anonhg.NetBSD.org/src/rev/ef0159b961ef
branches:  riastradh-drm2
changeset: 788498:ef0159b961ef
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Wed Jul 24 04:04:30 2013 +0000

description:
Use mdelay for msleep of less than one tick.

diffstat:

 sys/external/bsd/drm2/include/linux/delay.h |  17 ++++++++++-------
 1 files changed, 10 insertions(+), 7 deletions(-)

diffs (36 lines):

diff -r 6d92808ba342 -r ef0159b961ef sys/external/bsd/drm2/include/linux/delay.h
--- a/sys/external/bsd/drm2/include/linux/delay.h       Wed Jul 24 04:04:16 2013 +0000
+++ b/sys/external/bsd/drm2/include/linux/delay.h       Wed Jul 24 04:04:30 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: delay.h,v 1.1.2.5 2013/07/24 03:44:54 riastradh Exp $  */
+/*     $NetBSD: delay.h,v 1.1.2.6 2013/07/24 04:04:30 riastradh Exp $  */
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -47,12 +47,6 @@
 }
 
 static inline void
-msleep(unsigned int msec)
-{
-       (void)kpause("lnxmslep", false, mstohz(msec), NULL);
-}
-
-static inline void
 mdelay(unsigned int msec)
 {
 
@@ -63,4 +57,13 @@
                        udelay(1000);
 }
 
+static inline void
+msleep(unsigned int msec)
+{
+       if ((hz < 1000) && (msec < (1000/hz)))
+               mdelay(msec);
+       else
+               (void)kpause("lnxmslep", false, mstohz(msec), NULL);
+}
+
 #endif  /* _LINUX_DELAY_H_ */