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Subject[PATCH v3 7/9] drm: selftest: convert drm_framebuffer selftest to KUnit
Date
Considering the current adoption of the KUnit framework, convert the
DRM framebuffer selftest to the KUnit API.

Acked-by: Daniel Latypov <dlatypov@google.com>
Tested-by: David Gow <davidgow@google.com>
Signed-off-by: Maíra Canal <maira.canal@usp.br>
---
drivers/gpu/drm/selftests/Makefile | 5 +--
.../gpu/drm/selftests/drm_modeset_selftests.h | 9 ------
.../drm/selftests/test-drm_modeset_common.c | 32 -------------------
.../drm/selftests/test-drm_modeset_common.h | 21 ------------
drivers/gpu/drm/tests/Makefile | 2 +-
.../drm_framebuffer_test.c} | 25 ++++++++++-----
6 files changed, 19 insertions(+), 75 deletions(-)
delete mode 100644 drivers/gpu/drm/selftests/drm_modeset_selftests.h
delete mode 100644 drivers/gpu/drm/selftests/test-drm_modeset_common.c
delete mode 100644 drivers/gpu/drm/selftests/test-drm_modeset_common.h
rename drivers/gpu/drm/{selftests/test-drm_framebuffer.c => tests/drm_framebuffer_test.c} (96%)

diff --git a/drivers/gpu/drm/selftests/Makefile b/drivers/gpu/drm/selftests/Makefile
index 1539f55db9a7..f7db628b60cb 100644
--- a/drivers/gpu/drm/selftests/Makefile
+++ b/drivers/gpu/drm/selftests/Makefile
@@ -1,5 +1,2 @@
# SPDX-License-Identifier: GPL-2.0-only
-test-drm_modeset-y := test-drm_modeset_common.o test-drm_framebuffer.o
-
-obj-$(CONFIG_DRM_DEBUG_SELFTEST) += test-drm_mm.o test-drm_modeset.o \
- test-drm_buddy.o
+obj-$(CONFIG_DRM_DEBUG_SELFTEST) += test-drm_mm.o test-drm_buddy.o
diff --git a/drivers/gpu/drm/selftests/drm_modeset_selftests.h b/drivers/gpu/drm/selftests/drm_modeset_selftests.h
deleted file mode 100644
index 40a29b8cf386..000000000000
--- a/drivers/gpu/drm/selftests/drm_modeset_selftests.h
+++ /dev/null
@@ -1,9 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/* List each unit test as selftest(name, function)
- *
- * The name is used as both an enum and expanded as igt__name to create
- * a module parameter. It must be unique and legal for a C identifier.
- *
- * Tests are executed in order by igt/drm_selftests_helper
- */
-selftest(check_drm_framebuffer_create, igt_check_drm_framebuffer_create)
diff --git a/drivers/gpu/drm/selftests/test-drm_modeset_common.c b/drivers/gpu/drm/selftests/test-drm_modeset_common.c
deleted file mode 100644
index 2a7f93774006..000000000000
--- a/drivers/gpu/drm/selftests/test-drm_modeset_common.c
+++ /dev/null
@@ -1,32 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Common file for modeset selftests.
- */
-
-#include <linux/module.h>
-
-#include "test-drm_modeset_common.h"
-
-#define TESTS "drm_modeset_selftests.h"
-#include "drm_selftest.h"
-
-#include "drm_selftest.c"
-
-static int __init test_drm_modeset_init(void)
-{
- int err;
-
- err = run_selftests(selftests, ARRAY_SIZE(selftests), NULL);
-
- return err > 0 ? 0 : err;
-}
-
-static void __exit test_drm_modeset_exit(void)
-{
-}
-
-module_init(test_drm_modeset_init);
-module_exit(test_drm_modeset_exit);
-
-MODULE_AUTHOR("Intel Corporation");
-MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/selftests/test-drm_modeset_common.h b/drivers/gpu/drm/selftests/test-drm_modeset_common.h
deleted file mode 100644
index 3feb2fea1a6b..000000000000
--- a/drivers/gpu/drm/selftests/test-drm_modeset_common.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-
-#ifndef __TEST_DRM_MODESET_COMMON_H__
-#define __TEST_DRM_MODESET_COMMON_H__
-
-#include <linux/errno.h>
-#include <linux/printk.h>
-
-#define FAIL(test, msg, ...) \
- do { \
- if (test) { \
- pr_err("%s/%u: " msg, __FUNCTION__, __LINE__, ##__VA_ARGS__); \
- return -EINVAL; \
- } \
- } while (0)
-
-#define FAIL_ON(x) FAIL((x), "%s", "FAIL_ON(" __stringify(x) ")\n")
-
-int igt_check_drm_framebuffer_create(void *ignored);
-
-#endif
diff --git a/drivers/gpu/drm/tests/Makefile b/drivers/gpu/drm/tests/Makefile
index 5ffacd3eacf3..4cbfd9098d56 100644
--- a/drivers/gpu/drm/tests/Makefile
+++ b/drivers/gpu/drm/tests/Makefile
@@ -2,4 +2,4 @@

obj-$(CONFIG_DRM_KUNIT_TEST) += drm_format_helper_test.o drm_damage_helper_test.o \
drm_cmdline_parser_test.o drm_rect_test.o drm_format_test.o drm_plane_helper_test.o \
- drm_dp_mst_helper_test.o
+ drm_dp_mst_helper_test.o drm_framebuffer_test.o
diff --git a/drivers/gpu/drm/selftests/test-drm_framebuffer.c b/drivers/gpu/drm/tests/drm_framebuffer_test.c
similarity index 96%
rename from drivers/gpu/drm/selftests/test-drm_framebuffer.c
rename to drivers/gpu/drm/tests/drm_framebuffer_test.c
index f6d66285c5fc..a1b57703cd5a 100644
--- a/drivers/gpu/drm/selftests/test-drm_framebuffer.c
+++ b/drivers/gpu/drm/tests/drm_framebuffer_test.c
@@ -3,8 +3,7 @@
* Test cases for the drm_framebuffer functions
*/

-#include <linux/kernel.h>
-
+#include <kunit/test.h>
#include <drm/drm_device.h>
#include <drm/drm_mode.h>
#include <drm/drm_fourcc.h>
@@ -12,8 +11,6 @@

#include "../drm_crtc_internal.h"

-#include "test-drm_modeset_common.h"
-
#define MIN_WIDTH 4
#define MAX_WIDTH 4096
#define MIN_HEIGHT 4
@@ -336,15 +333,27 @@ static int execute_drm_mode_fb_cmd2(struct drm_mode_fb_cmd2 *r)
return buffer_created;
}

-int igt_check_drm_framebuffer_create(void *ignored)
+static void igt_check_drm_framebuffer_create(struct kunit *test)
{
int i = 0;

for (i = 0; i < ARRAY_SIZE(createbuffer_tests); i++) {
- FAIL(createbuffer_tests[i].buffer_created !=
+ KUNIT_EXPECT_EQ_MSG(test, createbuffer_tests[i].buffer_created,
execute_drm_mode_fb_cmd2(&createbuffer_tests[i].cmd),
"Test %d: \"%s\" failed\n", i, createbuffer_tests[i].name);
}
-
- return 0;
}
+
+static struct kunit_case drm_framebuffer_tests[] = {
+ KUNIT_CASE(igt_check_drm_framebuffer_create),
+ { }
+};
+
+static struct kunit_suite drm_framebuffer_test_suite = {
+ .name = "drm_framebuffer",
+ .test_cases = drm_framebuffer_tests,
+};
+
+kunit_test_suite(drm_framebuffer_test_suite);
+
+MODULE_LICENSE("GPL");
--
2.36.1
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