From 01acd70762a17df2f889d4b6a4161c3540a8ce00 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Wed, 27 Jan 2016 13:08:35 +0000
Subject: [PATCH] igt: Add gem_exec_basic

Extremely basic check that we can dispatch an execbuf on every ring.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 tests/Makefile.sources |  1 +
 tests/gem_exec_basic.c | 63 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 64 insertions(+)
 create mode 100644 tests/gem_exec_basic.c

diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index 3b2ae991..446e5e3e 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -27,6 +27,7 @@ TESTS_progs_M = \
 	gem_evict_everything \
 	gem_exec_alignment \
 	gem_exec_bad_domains \
+	gem_exec_basic \
 	gem_exec_faulting_reloc \
 	gem_exec_nop \
 	gem_exec_params \
diff --git a/tests/gem_exec_basic.c b/tests/gem_exec_basic.c
new file mode 100644
index 00000000..3f91b78f
--- /dev/null
+++ b/tests/gem_exec_basic.c
@@ -0,0 +1,63 @@
+/*
+ * Copyright © 2016 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "igt.h"
+
+IGT_TEST_DESCRIPTION("Basic sanity check of execbuf-ioctl rings.");
+
+static void noop(int fd, unsigned ring)
+{
+	uint32_t bbe = MI_BATCH_BUFFER_END;
+	struct drm_i915_gem_execbuffer2 execbuf;
+	struct drm_i915_gem_exec_object2 exec;
+	int ret;
+
+	gem_require_ring(fd, ring);
+
+	memset(&exec, 0, sizeof(exec));
+	exec.handle = gem_create(fd, 4096);
+	gem_write(fd, exec.handle, 0, &bbe, sizeof(bbe));
+
+	memset(&execbuf, 0, sizeof(execbuf));
+	execbuf.buffers_ptr = (uintptr_t)&exec;
+	execbuf.buffer_count = 1;
+	execbuf.flags = ring;
+	gem_execbuf(fd, &execbuf);
+	gem_close(fd, exec.handle);
+}
+
+igt_main
+{
+	const struct intel_execution_engine *e;
+	int fd = -1;
+
+	igt_fixture
+		fd = drm_open_driver(DRIVER_INTEL);
+
+	for (e = intel_execution_engines; e->name; e++)
+		igt_subtest_f("basic-%s", e->name)
+			noop(fd, e->exec_id | e->flags);
+
+	igt_fixture
+		close(fd);
+}