--- /dev/null
+From 4a1132a023eb48cf10522d84c5908d43b612c041 Mon Sep 17 00:00:00 2001
+From: Alex Deucher <alexander.deucher@amd.com>
+Date: Mon, 23 Sep 2013 10:38:26 -0400
+Subject: drm/radeon: disable tests/benchmarks if accel is disabled
+
+From: Alex Deucher <alexander.deucher@amd.com>
+
+commit 4a1132a023eb48cf10522d84c5908d43b612c041 upstream.
+
+The tests are only usable if the acceleration engines have
+been successfully initialized.
+
+Based on an initial patch from: Alex Ivanov <gnidorah@p0n4ik.tk>
+
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+
+---
+ drivers/gpu/drm/radeon/radeon_device.c | 15 ++++++++++++---
+ 1 file changed, 12 insertions(+), 3 deletions(-)
+
+--- a/drivers/gpu/drm/radeon/radeon_device.c
++++ b/drivers/gpu/drm/radeon/radeon_device.c
+@@ -835,13 +835,22 @@ int radeon_device_init(struct radeon_dev
+ return r;
+ }
+ if ((radeon_testing & 1)) {
+- radeon_test_moves(rdev);
++ if (rdev->accel_working)
++ radeon_test_moves(rdev);
++ else
++ DRM_INFO("radeon: acceleration disabled, skipping move tests\n");
+ }
+ if ((radeon_testing & 2)) {
+- radeon_test_syncing(rdev);
++ if (rdev->accel_working)
++ radeon_test_syncing(rdev);
++ else
++ DRM_INFO("radeon: acceleration disabled, skipping sync tests\n");
+ }
+ if (radeon_benchmarking) {
+- radeon_benchmark(rdev, radeon_benchmarking);
++ if (rdev->accel_working)
++ radeon_benchmark(rdev, radeon_benchmarking);
++ else
++ DRM_INFO("radeon: acceleration disabled, skipping benchmarks\n");
+ }
+ return 0;
+ }