[i-g-t v2 11/27] tests/i915/vm_bind: Add gem_exec3_basic test

Bhanuprakash Modem bhanuprakash.modem at intel.com
Tue Jan 24 07:34:55 UTC 2023


From: Niranjana Vishwanathapura <niranjana.vishwanathapura at intel.com>

Port gem_exec_basic to a new gem_exec3_basic test which
uses the newer execbuf3 ioctl.

v2: use i915_vm_bind library functions
v3: Use syncobj library functions

Reviewed-by: Matthew Auld <matthew.auld at intel.com>
Signed-off-by: Niranjana Vishwanathapura <niranjana.vishwanathapura at intel.com>
---
 tests/i915/gem_exec3_basic.c          | 132 ++++++++++++++++++++++++++
 tests/intel-ci/fast-feedback.testlist |   1 +
 tests/meson.build                     |   1 +
 3 files changed, 134 insertions(+)
 create mode 100644 tests/i915/gem_exec3_basic.c

diff --git a/tests/i915/gem_exec3_basic.c b/tests/i915/gem_exec3_basic.c
new file mode 100644
index 00000000..edd65e7f
--- /dev/null
+++ b/tests/i915/gem_exec3_basic.c
@@ -0,0 +1,132 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2022 Intel Corporation
+ */
+
+/** @file gem_exec3_basic.c
+ *
+ * Basic execbuf3 test.
+ * Ported from gem_exec_basic and made to work with
+ * vm_bind and execbuf3.
+ *
+ */
+
+#include "i915/gem.h"
+#include "i915/i915_vm_bind.h"
+#include "igt.h"
+#include "igt_collection.h"
+#include "igt_syncobj.h"
+
+#include "i915/gem_create.h"
+#include "i915/gem_vm.h"
+
+IGT_TEST_DESCRIPTION("Basic sanity check of execbuf3-ioctl rings.");
+
+#define BATCH_VA	0xa0000000
+#define PAGE_SIZE	4096
+
+static uint32_t batch_create(int fd, uint64_t *batch_size, uint32_t region)
+{
+	const uint32_t bbe = MI_BATCH_BUFFER_END;
+	uint32_t handle;
+
+	igt_assert(__gem_create_in_memory_regions(fd, &handle, batch_size, region) == 0);
+	gem_write(fd, handle, 0, &bbe, sizeof(bbe));
+
+	return handle;
+}
+
+igt_main
+{
+	const struct intel_execution_engine2 *e;
+	struct drm_i915_query_memory_regions *query_info;
+	struct igt_collection *regions, *set;
+	const intel_ctx_t *base_ctx, *ctx;
+	struct drm_i915_gem_context_param param = {
+		.param = I915_CONTEXT_PARAM_RECOVERABLE,
+		.value = 0,
+	};
+	uint32_t vm_id;
+	int fd = -1;
+
+	igt_fixture {
+		fd = drm_open_driver(DRIVER_INTEL);
+		base_ctx = intel_ctx_create_all_physical(fd);
+
+		igt_require_gem(fd);
+		igt_require(i915_vm_bind_version(fd) == 1);
+		igt_fork_hang_detector(fd);
+
+		vm_id = gem_vm_create_in_vm_bind_mode(fd);
+		ctx  = intel_ctx_create(fd, &base_ctx->cfg);
+		param.ctx_id = ctx->id;
+		gem_context_set_param(fd, &param);
+		gem_context_set_vm(fd, ctx->id, vm_id);
+
+		query_info = gem_get_query_memory_regions(fd);
+		igt_assert(query_info);
+
+		set = get_memory_region_set(query_info,
+					    I915_SYSTEM_MEMORY,
+					    I915_DEVICE_MEMORY);
+	}
+
+	igt_describe("Check basic functionality of GEM_EXECBUFFER3 ioctl on every"
+		     " ring and iterating over memory regions.");
+	igt_subtest_with_dynamic("basic") {
+		for_each_combination(regions, 1, set) {
+			struct drm_i915_gem_timeline_fence exec_fence[GEM_MAX_ENGINES][2] = { };
+			char *sub_name = memregion_dynamic_subtest_name(regions);
+			uint32_t region = igt_collection_get_value(regions, 0);
+			uint32_t bind_syncobj, exec_syncobj[GEM_MAX_ENGINES];
+			uint64_t fence_value[GEM_MAX_ENGINES] = { };
+			uint64_t batch_size = PAGE_SIZE;
+			uint32_t handle, idx = 0;
+
+			handle = batch_create(fd, &batch_size, region);
+			bind_syncobj = syncobj_create(fd, 0);
+			i915_vm_bind(fd, vm_id, BATCH_VA, handle, 0, batch_size, 0, bind_syncobj, 0);
+
+			for_each_ctx_engine(fd, ctx, e) {
+				igt_dynamic_f("%s-%s", e->name, sub_name) {
+					struct drm_i915_gem_execbuffer3 execbuf = {
+						.ctx_id = ctx->id,
+						.batch_address = BATCH_VA,
+						.engine_idx = e->flags,
+						.fence_count = 2,
+						.timeline_fences = to_user_pointer(&exec_fence[idx]),
+					};
+
+					exec_syncobj[idx] = syncobj_create(fd, 0);
+					exec_fence[idx][0].handle = bind_syncobj;
+					exec_fence[idx][0].flags = I915_TIMELINE_FENCE_WAIT;
+					exec_fence[idx][1].handle = exec_syncobj[idx];
+					exec_fence[idx][1].flags = I915_TIMELINE_FENCE_SIGNAL;
+					idx++;
+
+					gem_execbuf3(fd, &execbuf);
+				}
+			}
+
+			igt_assert(syncobj_timeline_wait(fd, exec_syncobj, fence_value, idx,
+							 gettime_ns() + (2 * NSEC_PER_SEC),
+							 DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT, NULL));
+			while (idx)
+				syncobj_destroy(fd, exec_syncobj[--idx]);
+			syncobj_destroy(fd, bind_syncobj);
+			i915_vm_unbind(fd, vm_id, BATCH_VA, batch_size);
+			gem_close(fd, handle);
+			free(sub_name);
+		}
+	}
+
+	igt_fixture {
+		intel_ctx_destroy(fd, ctx);
+		gem_vm_destroy(fd, vm_id);
+		free(query_info);
+		igt_collection_destroy(set);
+		igt_stop_hang_detector();
+		intel_ctx_destroy(fd, base_ctx);
+		close(fd);
+	}
+}
diff --git a/tests/intel-ci/fast-feedback.testlist b/tests/intel-ci/fast-feedback.testlist
index eee3f2ec..cfc32e0b 100644
--- a/tests/intel-ci/fast-feedback.testlist
+++ b/tests/intel-ci/fast-feedback.testlist
@@ -28,6 +28,7 @@ igt at gem_exec_fence@nb-await
 igt at gem_exec_gttfill@basic
 igt at gem_exec_parallel@engines
 igt at gem_exec_store@basic
+igt at gem_exec3_basic@basic
 igt at gem_flink_basic@bad-flink
 igt at gem_flink_basic@bad-open
 igt at gem_flink_basic@basic
diff --git a/tests/meson.build b/tests/meson.build
index 2ea5c2c6..fb24d71e 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -137,6 +137,7 @@ i915_progs = [
 	'gem_exec_store',
 	'gem_exec_suspend',
 	'gem_exec_whisper',
+	'gem_exec3_basic',
 	'gem_fd_exhaustion',
 	'gem_fence_thrash',
 	'gem_fence_upload',
-- 
2.39.0



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