igt/gem_eio: Drop DRM_MASTER so we can reacquire it in the subtests

As we reopen the fd for each subtest, and we need a DRM_MASTER, we need
to drop master on the original before we are allowed to claim DRM_MASTER
on the second.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=105922
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/tests/gem_eio.c b/tests/gem_eio.c
index 1a4659a9..6455c6ac 100644
--- a/tests/gem_eio.c
+++ b/tests/gem_eio.c
@@ -41,6 +41,7 @@
 #include <drm.h>
 
 #include "igt.h"
+#include "igt_device.h"
 #include "igt_sysfs.h"
 #include "sw_sync.h"
 
@@ -674,6 +675,7 @@ igt_main
 
 	igt_fixture {
 		fd = drm_open_driver(DRIVER_INTEL);
+		igt_device_drop_master(fd);
 
 		igt_require(i915_reset_control(true));
 		igt_force_gpu_reset(fd);