From 93897d45eafa8f27e74631401bbbe5938b6d208c Mon Sep 17 00:00:00 2001
From: kettenis <kettenis@openbsd.org>
Date: Thu, 6 Jun 2013 20:05:00 +0000
Subject: [PATCH] Fix DRM_RADEON_GEM_WAIT_IDLE ioctl usage; it is defined using
 DRM_IOW, so drmCommandWrite() must be used to issue it.  Already merged
 upstream.

ok jsg@
---
 lib/libdrm/radeon/radeon_bo_gem.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/libdrm/radeon/radeon_bo_gem.c b/lib/libdrm/radeon/radeon_bo_gem.c
index fca0aaf01..ebfaebb3a 100644
--- a/lib/libdrm/radeon/radeon_bo_gem.c
+++ b/lib/libdrm/radeon/radeon_bo_gem.c
@@ -211,8 +211,8 @@ static int bo_wait(struct radeon_bo_int *boi)
     memset(&args, 0, sizeof(args));
     args.handle = boi->handle;
     do {
-        ret = drmCommandWriteRead(boi->bom->fd, DRM_RADEON_GEM_WAIT_IDLE,
-                                  &args, sizeof(args));
+        ret = drmCommandWrite(boi->bom->fd, DRM_RADEON_GEM_WAIT_IDLE,
+                              &args, sizeof(args));
     } while (ret == -EBUSY);
     return ret;
 }