[src/trunk]: src/sys/external/bsd/drm2/dist/drm/radeon radeon_fence_wait retu...

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

details:   https://anonhg.NetBSD.org/src/rev/8edb530839ae
branches:  trunk
changeset: 336490:8edb530839ae
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Tue Mar 03 13:57:20 2015 +0000

description:
radeon_fence_wait returns 0, not positive, on success.

diffstat:

 sys/external/bsd/drm2/dist/drm/radeon/radeon_fence.c |  7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diffs (17 lines):

diff -r 0463b1e32e7f -r 8edb530839ae sys/external/bsd/drm2/dist/drm/radeon/radeon_fence.c
--- a/sys/external/bsd/drm2/dist/drm/radeon/radeon_fence.c      Tue Mar 03 13:23:48 2015 +0000
+++ b/sys/external/bsd/drm2/dist/drm/radeon/radeon_fence.c      Tue Mar 03 13:57:20 2015 +0000
@@ -425,7 +425,12 @@
                }
        }
        spin_unlock(&rdev->fence_lock);
-       return r;
+       /*
+        * The timed wait returns 0 on timeout or the positive number
+        * of ticks left (minimum 1) if the condition passed.  We
+        * return zero on success.
+        */
+       return (r < 0? r : 0);
 }
 
 /**