ctx-traceHEADmaster

3 files changed, 99 insertions, 0 deletions

diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index 8b23237a..94e9beb2 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -206,6 +206,9 @@ gem_ctx_switch_SOURCES = i915/gem_ctx_switch.c
 TESTS_progs += gem_ctx_thrash
 gem_ctx_thrash_SOURCES = i915/gem_ctx_thrash.c
 
+TESTS_progs += gem_ctx_trace
+gem_ctx_trace_SOURCES = i915/gem_ctx_trace.c
+
 TESTS_progs += gem_eio
 gem_eio_SOURCES = i915/gem_eio.c
 
diff --git a/tests/i915/gem_ctx_trace.c b/tests/i915/gem_ctx_trace.c
new file mode 100644
index 00000000..ed3f05de
--- /dev/null
+++ b/tests/i915/gem_ctx_trace.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright © 2019 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 <unistd.h>
+
+#include "drmtest.h"
+#include "i915_drm.h"
+#include "i915/gem.h"
+#include "i915/gem_context.h"
+#include "i915/gem_submission.h"
+#include "igt_core.h"
+#include "ioctl_wrappers.h"
+
+#define I915_CONTEXT_PARAM_TRACE 0xc
+
+static int get_trace(int i915)
+{
+	struct drm_i915_gem_context_param p = {
+		.param = I915_CONTEXT_PARAM_TRACE,
+	};
+	int trace = -1;
+
+	if (__gem_context_get_param(i915, &p) == 0)
+		trace = p.value;
+
+	return trace;
+}
+
+static bool has_trace(int i915)
+{
+	int trace;
+
+	i915 = gem_reopen_driver(i915);
+	trace = get_trace(i915);
+	close(i915);
+
+	close(trace);
+	errno = 0;
+
+	return trace != -1;
+}
+
+igt_main
+{
+	int i915;
+
+	igt_fixture {
+		i915 = drm_open_driver(DRIVER_INTEL);
+		igt_require_gem(i915);
+
+		igt_require(has_trace(i915));
+	}
+
+	igt_subtest("hello-world") {
+		char buf[256];
+		int tr, len;
+
+		i915 = gem_reopen_driver(i915);
+		tr = get_trace(i915);
+
+		gem_context_create(i915);
+
+		len = read(tr, buf, sizeof(buf) - 1);
+		igt_assert(len > 0);
+		buf[len] = '\0';
+		igt_info("gem_context_create trace: '%s'\n", buf);
+
+		close(tr);
+		close(i915);
+	}
+
+	igt_fixture {
+		close(i915);
+	}
+}
diff --git a/tests/meson.build b/tests/meson.build
index b77627e8..6a949811 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -139,6 +139,7 @@ i915_progs = [
 	'gem_ctx_shared',
 	'gem_ctx_switch',
 	'gem_ctx_thrash',
+	'gem_ctx_trace',
 	'gem_evict_alignment',
 	'gem_evict_everything',
 	'gem_exec_alignment',