[igt-dev] [PATCH] tests/intel/xe_engine_property: Add engine set property tests

priyanka.dandamudi at intel.com priyanka.dandamudi at intel.com
Thu Nov 9 09:11:36 UTC 2023


From: Priyanka Dandamudi <priyanka.dandamudi at intel.com>

Added tests to check engine set properties.
It tests basic positive and invalid values for all properties.

Cc: Janga Rahul Kumar <janga.rahul.kumar at intel.com>
Signed-off-by: Priyanka Dandamudi <priyanka.dandamudi at intel.com>
---
 tests/intel/xe_engine_property.c | 191 +++++++++++++++++++++++++++++++
 tests/meson.build                |   1 +
 2 files changed, 192 insertions(+)
 create mode 100644 tests/intel/xe_engine_property.c

diff --git a/tests/intel/xe_engine_property.c b/tests/intel/xe_engine_property.c
new file mode 100644
index 000000000..06440bf36
--- /dev/null
+++ b/tests/intel/xe_engine_property.c
@@ -0,0 +1,191 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2023 Intel Corporation
+ */
+
+/**
+ * TEST: Basic tests to check engine set property functionality
+ * Category: Software building block
+ * Run type: FULL
+ * Sub-category: engine property
+ * Functionality: engine set property
+ * Test category: functionality test
+ * SUBTEST: priority-set-property
+ * Description: tests basic priority property by setting invalid values and positive values.
+ * SUBTEST: persistence-set-property
+ * Description: tests basic persistence property by setting positive values
+ * SUBTEST: %s-property-min-max
+ * Description: Test to check if %s arg[1] schedule parameter checks for min max values.
+ *
+ * arg[1]:
+ *
+ * @preempt_timeout_us:		preempt timeout us
+ * @timeslice_duration_us:	timeslice duration us
+ * @job_timeout_ms:		job timeout ms
+ */
+
+#include "igt.h"
+#include "lib/igt_syncobj.h"
+#include "lib/intel_reg.h"
+#include "xe_drm.h"
+#include <sys/stat.h>
+#include <sys/types.h>
+#include "xe/xe_ioctl.h"
+#include "xe/xe_query.h"
+#include <string.h>
+#include "igt_sysfs.h"
+#include <dirent.h>
+#include <fcntl.h>
+
+#define DRM_SCHED_PRIORITY_HIGH  2
+#define DRM_SCHED_PRIORITY_NORMAL 1
+
+static int get_property_name(const char *property)
+{
+	if (strstr(property, "preempt"))
+		return XE_EXEC_QUEUE_SET_PROPERTY_PREEMPTION_TIMEOUT;
+	else if (strstr(property, "job_timeout"))
+		return XE_EXEC_QUEUE_SET_PROPERTY_JOB_TIMEOUT;
+	else if (strstr(property, "timeslice"))
+		return XE_EXEC_QUEUE_SET_PROPERTY_TIMESLICE;
+	else
+		return -1;
+}
+
+static void test_set_property(int xe, int property_name,
+			      int property_value, int err_val)
+{
+	struct drm_xe_engine_class_instance instance = {
+			.engine_class = DRM_XE_ENGINE_CLASS_VM_BIND_SYNC,
+	};
+	struct drm_xe_ext_set_property ext = {
+		.base.next_extension = 0,
+		.base.name = XE_EXEC_QUEUE_EXTENSION_SET_PROPERTY,
+		.property = property_name,
+		.value = property_value,
+	};
+
+	struct drm_xe_exec_queue_create create = {
+		.extensions = to_user_pointer(&ext),
+		.width = 1,
+		.num_placements = 1,
+		.instances = to_user_pointer(&instance),
+		.vm_id = xe_vm_create(xe, 0, 0),
+	};
+	int ret = 0;
+
+	if (igt_ioctl(xe, DRM_IOCTL_XE_EXEC_QUEUE_CREATE, &create)) {
+		ret = -errno;
+		errno = 0;
+	}
+	igt_assert_eq(ret, err_val);
+}
+
+static void test_property_min_max(int xe, int engine, const char **property)
+{
+	unsigned int max;
+	unsigned int min;
+	unsigned int set;
+	int property_name;
+	int defaults;
+
+	defaults = openat(engine, ".defaults", O_DIRECTORY);
+	igt_require(defaults != -1);
+
+	igt_sysfs_scanf(defaults, property[2], "%u", &max);
+	igt_sysfs_scanf(defaults, property[1], "%u", &min);
+	igt_sysfs_scanf(engine, property[0], "%u", &set);
+
+	property_name = get_property_name(property[0]);
+	igt_assert_neq(property_name, -1);
+
+	/* Tests scheduler properties by setting positive values */
+	test_set_property(xe, property_name, max, 0);
+	test_set_property(xe, property_name, min, 0);
+
+	/* Tests scheduler properties by setting invalid values */
+	test_set_property(xe, property_name, max + 1, -EINVAL);
+	test_set_property(xe, property_name, min - 1, -EINVAL);
+}
+
+igt_main
+{
+	static const struct {
+		const char *name;
+		void (*fn)(int, int, const char **);
+	} tests[] = {{"property-min-max", test_property_min_max}, {} };
+
+	const char *property[][3] = { {"preempt_timeout_us", "preempt_timeout_min", "preempt_timeout_max"},
+				      {"timeslice_duration_us", "timeslice_duration_min", "timeslice_duration_max"},
+				      {"job_timeout_ms", "job_timeout_min", "job_timeout_max"},
+	};
+	int count = sizeof(property) / sizeof(property[0]);
+	int sys_fd;
+	int xe;
+	int gt;
+
+	igt_fixture {
+		uint16_t devid;
+
+		xe = drm_open_driver(DRIVER_XE);
+		devid = intel_get_drm_devid(xe);
+
+		igt_require(xe_supports_faults(xe));
+		igt_require(IS_PONTEVECCHIO(devid));
+
+		sys_fd = igt_sysfs_open(xe);
+		igt_require(sys_fd != -1);
+		close(sys_fd);
+	}
+
+	igt_subtest("priority-set-property") {
+		/* Tests priority property by setting positive values. */
+		test_set_property(xe, XE_EXEC_QUEUE_SET_PROPERTY_PRIORITY,
+				  DRM_SCHED_PRIORITY_NORMAL, 0);
+
+		/* Tests priority property by setting invalid value. */
+		test_set_property(xe, XE_EXEC_QUEUE_SET_PROPERTY_PRIORITY,
+				  DRM_SCHED_PRIORITY_HIGH + 1, -EINVAL);
+		igt_fork(child, 1) {
+			igt_drop_root();
+
+			/* Tests priority property by dropping root permissions. */
+			test_set_property(xe, XE_EXEC_QUEUE_SET_PROPERTY_PRIORITY,
+					  DRM_SCHED_PRIORITY_HIGH, -EPERM);
+			test_set_property(xe, XE_EXEC_QUEUE_SET_PROPERTY_PRIORITY,
+					  DRM_SCHED_PRIORITY_NORMAL, 0);
+		}
+		igt_waitchildren();
+	}
+
+	igt_subtest("persistence-set-property") {
+		/* Tests persistence property by setting positive values. */
+		test_set_property(xe, XE_EXEC_QUEUE_SET_PROPERTY_PERSISTENCE, 1, 0);
+
+	}
+
+	for (int i = 0; i < count; i++) {
+		for (typeof(*tests) *t = tests; t->name; t++) {
+			igt_subtest_with_dynamic_f("%s-%s", property[i][0], t->name) {
+				xe_for_each_gt(xe, gt) {
+					int engines_fd = -1;
+					int gt_fd = -1;
+
+					gt_fd = xe_sysfs_gt_open(xe, gt);
+					igt_require(gt_fd != -1);
+					engines_fd = openat(gt_fd, "engines", O_RDONLY);
+					igt_require(engines_fd != -1);
+
+					igt_sysfs_engines(xe, engines_fd, property[i], t->fn);
+					close(engines_fd);
+					close(gt_fd);
+				}
+			}
+		}
+	}
+
+	igt_fixture {
+		xe_device_put(xe);
+		drm_close_driver(xe);
+	}
+}
diff --git a/tests/meson.build b/tests/meson.build
index de91b4418..c8d02cf90 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -310,6 +310,7 @@ intel_xe_progs = [
 	'xe_spin_batch',
 	'xe_sysfs_defaults',
 	'xe_sysfs_scheduler',
+	'xe_engine_property',
 ]
 
 msm_progs = [
-- 
2.25.1



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