[PATCH v2 4/9] drm: selftest: convert drm_format selftest to KUnit

From: Maíra Canal
Date: Tue Jun 21 2022 - 16:10:59 EST


Considering the current adoption of the KUnit framework, convert the
DRM format selftest to the KUnit API.

Tested-by: David Gow <davidgow@xxxxxxxxxx>
Signed-off-by: Maíra Canal <maira.canal@xxxxxx>
---
drivers/gpu/drm/selftests/Makefile | 3 +-
.../gpu/drm/selftests/drm_modeset_selftests.h | 3 -
drivers/gpu/drm/selftests/test-drm_format.c | 280 -----------------
.../drm/selftests/test-drm_modeset_common.h | 3 -
drivers/gpu/drm/tests/Makefile | 2 +-
drivers/gpu/drm/tests/drm_format_test.c | 284 ++++++++++++++++++
6 files changed, 286 insertions(+), 289 deletions(-)
delete mode 100644 drivers/gpu/drm/selftests/test-drm_format.c
create mode 100644 drivers/gpu/drm/tests/drm_format_test.c

diff --git a/drivers/gpu/drm/selftests/Makefile b/drivers/gpu/drm/selftests/Makefile
index 8a794914e328..b7f252d886d0 100644
--- a/drivers/gpu/drm/selftests/Makefile
+++ b/drivers/gpu/drm/selftests/Makefile
@@ -1,7 +1,6 @@
# SPDX-License-Identifier: GPL-2.0-only
test-drm_modeset-y := test-drm_modeset_common.o test-drm_plane_helper.o \
- test-drm_format.o test-drm_framebuffer.o \
- test-drm_dp_mst_helper.o
+ test-drm_framebuffer.o test-drm_dp_mst_helper.o

obj-$(CONFIG_DRM_DEBUG_SELFTEST) += test-drm_mm.o test-drm_modeset.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
index a3ca90307364..63061ef55eff 100644
--- a/drivers/gpu/drm/selftests/drm_modeset_selftests.h
+++ b/drivers/gpu/drm/selftests/drm_modeset_selftests.h
@@ -7,9 +7,6 @@
* Tests are executed in order by igt/drm_selftests_helper
*/
selftest(check_plane_state, igt_check_plane_state)
-selftest(check_drm_format_block_width, igt_check_drm_format_block_width)
-selftest(check_drm_format_block_height, igt_check_drm_format_block_height)
-selftest(check_drm_format_min_pitch, igt_check_drm_format_min_pitch)
selftest(check_drm_framebuffer_create, igt_check_drm_framebuffer_create)
selftest(dp_mst_calc_pbn_mode, igt_dp_mst_calc_pbn_mode)
selftest(dp_mst_sideband_msg_req_decode, igt_dp_mst_sideband_msg_req_decode)
diff --git a/drivers/gpu/drm/selftests/test-drm_format.c b/drivers/gpu/drm/selftests/test-drm_format.c
deleted file mode 100644
index c5e212afa27a..000000000000
--- a/drivers/gpu/drm/selftests/test-drm_format.c
+++ /dev/null
@@ -1,280 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Test cases for the drm_format functions
- */
-
-#define pr_fmt(fmt) "drm_format: " fmt
-
-#include <linux/errno.h>
-#include <linux/kernel.h>
-
-#include <drm/drm_fourcc.h>
-
-#include "test-drm_modeset_common.h"
-
-int igt_check_drm_format_block_width(void *ignored)
-{
- const struct drm_format_info *info = NULL;
-
- /* Test invalid arguments */
- FAIL_ON(drm_format_info_block_width(info, 0) != 0);
- FAIL_ON(drm_format_info_block_width(info, -1) != 0);
- FAIL_ON(drm_format_info_block_width(info, 1) != 0);
-
- /* Test 1 plane format */
- info = drm_format_info(DRM_FORMAT_XRGB4444);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_block_width(info, 0) != 1);
- FAIL_ON(drm_format_info_block_width(info, 1) != 0);
- FAIL_ON(drm_format_info_block_width(info, -1) != 0);
-
- /* Test 2 planes format */
- info = drm_format_info(DRM_FORMAT_NV12);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_block_width(info, 0) != 1);
- FAIL_ON(drm_format_info_block_width(info, 1) != 1);
- FAIL_ON(drm_format_info_block_width(info, 2) != 0);
- FAIL_ON(drm_format_info_block_width(info, -1) != 0);
-
- /* Test 3 planes format */
- info = drm_format_info(DRM_FORMAT_YUV422);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_block_width(info, 0) != 1);
- FAIL_ON(drm_format_info_block_width(info, 1) != 1);
- FAIL_ON(drm_format_info_block_width(info, 2) != 1);
- FAIL_ON(drm_format_info_block_width(info, 3) != 0);
- FAIL_ON(drm_format_info_block_width(info, -1) != 0);
-
- /* Test a tiled format */
- info = drm_format_info(DRM_FORMAT_X0L0);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_block_width(info, 0) != 2);
- FAIL_ON(drm_format_info_block_width(info, 1) != 0);
- FAIL_ON(drm_format_info_block_width(info, -1) != 0);
-
- return 0;
-}
-
-int igt_check_drm_format_block_height(void *ignored)
-{
- const struct drm_format_info *info = NULL;
-
- /* Test invalid arguments */
- FAIL_ON(drm_format_info_block_height(info, 0) != 0);
- FAIL_ON(drm_format_info_block_height(info, -1) != 0);
- FAIL_ON(drm_format_info_block_height(info, 1) != 0);
-
- /* Test 1 plane format */
- info = drm_format_info(DRM_FORMAT_XRGB4444);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_block_height(info, 0) != 1);
- FAIL_ON(drm_format_info_block_height(info, 1) != 0);
- FAIL_ON(drm_format_info_block_height(info, -1) != 0);
-
- /* Test 2 planes format */
- info = drm_format_info(DRM_FORMAT_NV12);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_block_height(info, 0) != 1);
- FAIL_ON(drm_format_info_block_height(info, 1) != 1);
- FAIL_ON(drm_format_info_block_height(info, 2) != 0);
- FAIL_ON(drm_format_info_block_height(info, -1) != 0);
-
- /* Test 3 planes format */
- info = drm_format_info(DRM_FORMAT_YUV422);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_block_height(info, 0) != 1);
- FAIL_ON(drm_format_info_block_height(info, 1) != 1);
- FAIL_ON(drm_format_info_block_height(info, 2) != 1);
- FAIL_ON(drm_format_info_block_height(info, 3) != 0);
- FAIL_ON(drm_format_info_block_height(info, -1) != 0);
-
- /* Test a tiled format */
- info = drm_format_info(DRM_FORMAT_X0L0);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_block_height(info, 0) != 2);
- FAIL_ON(drm_format_info_block_height(info, 1) != 0);
- FAIL_ON(drm_format_info_block_height(info, -1) != 0);
-
- return 0;
-}
-
-int igt_check_drm_format_min_pitch(void *ignored)
-{
- const struct drm_format_info *info = NULL;
-
- /* Test invalid arguments */
- FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
-
- /* Test 1 plane 8 bits per pixel format */
- info = drm_format_info(DRM_FORMAT_RGB332);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
-
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 1);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 2);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 640);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 1024);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 1920);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 4096);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 671);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
- (uint64_t)UINT_MAX);
- FAIL_ON(drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)) !=
- (uint64_t)(UINT_MAX - 1));
-
- /* Test 1 plane 16 bits per pixel format */
- info = drm_format_info(DRM_FORMAT_XRGB4444);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
-
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 2);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 4);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 1280);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 2048);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 3840);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 8192);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 1342);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
- (uint64_t)UINT_MAX * 2);
- FAIL_ON(drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)) !=
- (uint64_t)(UINT_MAX - 1) * 2);
-
- /* Test 1 plane 24 bits per pixel format */
- info = drm_format_info(DRM_FORMAT_RGB888);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
-
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 3);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 6);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 1920);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 3072);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 5760);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 12288);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 2013);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
- (uint64_t)UINT_MAX * 3);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX - 1) !=
- (uint64_t)(UINT_MAX - 1) * 3);
-
- /* Test 1 plane 32 bits per pixel format */
- info = drm_format_info(DRM_FORMAT_ABGR8888);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
-
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 4);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 8);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 2560);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 4096);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 7680);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 16384);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 2684);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
- (uint64_t)UINT_MAX * 4);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX - 1) !=
- (uint64_t)(UINT_MAX - 1) * 4);
-
- /* Test 2 planes format */
- info = drm_format_info(DRM_FORMAT_NV12);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 2, 0) != 0);
-
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 1);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 1) != 2);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 2);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 1) != 2);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 640);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 320) != 640);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 1024);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 512) != 1024);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 1920);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 960) != 1920);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 4096);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 2048) != 4096);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 671);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 336) != 672);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
- (uint64_t)UINT_MAX);
- FAIL_ON(drm_format_info_min_pitch(info, 1, UINT_MAX / 2 + 1) !=
- (uint64_t)UINT_MAX + 1);
- FAIL_ON(drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)) !=
- (uint64_t)(UINT_MAX - 1));
- FAIL_ON(drm_format_info_min_pitch(info, 1, (UINT_MAX - 1) / 2) !=
- (uint64_t)(UINT_MAX - 1));
-
- /* Test 3 planes 8 bits per pixel format */
- info = drm_format_info(DRM_FORMAT_YUV422);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 2, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 3, 0) != 0);
-
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 1);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 1) != 1);
- FAIL_ON(drm_format_info_min_pitch(info, 2, 1) != 1);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 2);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 2) != 2);
- FAIL_ON(drm_format_info_min_pitch(info, 2, 2) != 2);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 640);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 320) != 320);
- FAIL_ON(drm_format_info_min_pitch(info, 2, 320) != 320);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 1024);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 512) != 512);
- FAIL_ON(drm_format_info_min_pitch(info, 2, 512) != 512);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 1920);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 960) != 960);
- FAIL_ON(drm_format_info_min_pitch(info, 2, 960) != 960);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 4096);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 2048) != 2048);
- FAIL_ON(drm_format_info_min_pitch(info, 2, 2048) != 2048);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 671);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 336) != 336);
- FAIL_ON(drm_format_info_min_pitch(info, 2, 336) != 336);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
- (uint64_t)UINT_MAX);
- FAIL_ON(drm_format_info_min_pitch(info, 1, UINT_MAX / 2 + 1) !=
- (uint64_t)UINT_MAX / 2 + 1);
- FAIL_ON(drm_format_info_min_pitch(info, 2, UINT_MAX / 2 + 1) !=
- (uint64_t)UINT_MAX / 2 + 1);
- FAIL_ON(drm_format_info_min_pitch(info, 0, (UINT_MAX - 1) / 2) !=
- (uint64_t)(UINT_MAX - 1) / 2);
- FAIL_ON(drm_format_info_min_pitch(info, 1, (UINT_MAX - 1) / 2) !=
- (uint64_t)(UINT_MAX - 1) / 2);
- FAIL_ON(drm_format_info_min_pitch(info, 2, (UINT_MAX - 1) / 2) !=
- (uint64_t)(UINT_MAX - 1) / 2);
-
- /* Test tiled format */
- info = drm_format_info(DRM_FORMAT_X0L2);
- FAIL_ON(!info);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, -1, 0) != 0);
- FAIL_ON(drm_format_info_min_pitch(info, 1, 0) != 0);
-
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1) != 2);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 2) != 4);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 640) != 1280);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1024) != 2048);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 1920) != 3840);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 4096) != 8192);
- FAIL_ON(drm_format_info_min_pitch(info, 0, 671) != 1342);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX) !=
- (uint64_t)UINT_MAX * 2);
- FAIL_ON(drm_format_info_min_pitch(info, 0, UINT_MAX - 1) !=
- (uint64_t)(UINT_MAX - 1) * 2);
-
- return 0;
-}
diff --git a/drivers/gpu/drm/selftests/test-drm_modeset_common.h b/drivers/gpu/drm/selftests/test-drm_modeset_common.h
index 42a10d7da51c..5709d967a5c4 100644
--- a/drivers/gpu/drm/selftests/test-drm_modeset_common.h
+++ b/drivers/gpu/drm/selftests/test-drm_modeset_common.h
@@ -17,9 +17,6 @@
#define FAIL_ON(x) FAIL((x), "%s", "FAIL_ON(" __stringify(x) ")\n")

int igt_check_plane_state(void *ignored);
-int igt_check_drm_format_block_width(void *ignored);
-int igt_check_drm_format_block_height(void *ignored);
-int igt_check_drm_format_min_pitch(void *ignored);
int igt_check_drm_framebuffer_create(void *ignored);
int igt_dp_mst_calc_pbn_mode(void *ignored);
int igt_dp_mst_sideband_msg_req_decode(void *ignored);
diff --git a/drivers/gpu/drm/tests/Makefile b/drivers/gpu/drm/tests/Makefile
index d413fbe6d710..7a60289d2c6c 100644
--- a/drivers/gpu/drm/tests/Makefile
+++ b/drivers/gpu/drm/tests/Makefile
@@ -1,4 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only

obj-$(CONFIG_DRM_KUNIT_TEST) += drm_damage_helper_test.o drm_cmdline_parser_test.o \
- drm_rect_test.o
+ drm_rect_test.o drm_format_test.o
diff --git a/drivers/gpu/drm/tests/drm_format_test.c b/drivers/gpu/drm/tests/drm_format_test.c
new file mode 100644
index 000000000000..e94b2bc6de54
--- /dev/null
+++ b/drivers/gpu/drm/tests/drm_format_test.c
@@ -0,0 +1,284 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Test cases for the drm_format functions
+ */
+
+#include <kunit/test.h>
+#include <drm/drm_fourcc.h>
+
+static void igt_check_drm_format_block_width(struct kunit *test)
+{
+ const struct drm_format_info *info = NULL;
+
+ /* Test invalid arguments */
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 1));
+
+ /* Test 1 plane format */
+ info = drm_format_info(DRM_FORMAT_XRGB4444);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 1));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1));
+
+ /* Test 2 planes format */
+ info = drm_format_info(DRM_FORMAT_NV12);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 0));
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 1));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 2));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1));
+
+ /* Test 3 planes format */
+ info = drm_format_info(DRM_FORMAT_YUV422);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 0));
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 1));
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 2));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 3));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1));
+
+ /* Test a tiled format */
+ info = drm_format_info(DRM_FORMAT_X0L0);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 2);
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 1));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1));
+}
+
+static void igt_check_drm_format_block_height(struct kunit *test)
+{
+ const struct drm_format_info *info = NULL;
+
+ /* Test invalid arguments */
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 1));
+
+ /* Test 1 plane format */
+ info = drm_format_info(DRM_FORMAT_XRGB4444);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 1));
+
+ /* Test 2 planes format */
+ info = drm_format_info(DRM_FORMAT_NV12);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 0));
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 1));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 2));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1));
+
+ /* Test 3 planes format */
+ info = drm_format_info(DRM_FORMAT_YUV422);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 0));
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 1));
+ KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 2));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 3));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1));
+
+ /* Test a tiled format */
+ info = drm_format_info(DRM_FORMAT_X0L0);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 2);
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 1));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1));
+}
+
+static void igt_check_drm_format_min_pitch(struct kunit *test)
+{
+ const struct drm_format_info *info = NULL;
+
+ /* Test invalid arguments */
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0));
+
+ /* Test 1 plane 8 bits per pixel format */
+ info = drm_format_info(DRM_FORMAT_RGB332);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0));
+
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 1);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 640);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 1024);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 1920);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 4096);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 671);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+ (uint64_t)UINT_MAX);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)),
+ (uint64_t)(UINT_MAX - 1));
+
+ /* Test 1 plane 16 bits per pixel format */
+ info = drm_format_info(DRM_FORMAT_XRGB4444);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0));
+
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 4);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 1280);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 2048);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 3840);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 8192);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 1342);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+ (uint64_t)UINT_MAX * 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)),
+ (uint64_t)(UINT_MAX - 1) * 2);
+
+ /* Test 1 plane 24 bits per pixel format */
+ info = drm_format_info(DRM_FORMAT_RGB888);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0));
+
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 3);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 6);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 1920);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 3072);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 5760);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 12288);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 2013);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+ (uint64_t)UINT_MAX * 3);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)),
+ (uint64_t)(UINT_MAX - 1) * 3);
+
+ /* Test 1 plane 32 bits per pixel format */
+ info = drm_format_info(DRM_FORMAT_ABGR8888);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0));
+
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 4);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 8);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 2560);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 4096);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 7680);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 16384);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 2684);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+ (uint64_t)UINT_MAX * 4);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)),
+ (uint64_t)(UINT_MAX - 1) * 4);
+
+ /* Test 2 planes format */
+ info = drm_format_info(DRM_FORMAT_NV12);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 2, 0));
+
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 1);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 1), 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 1), 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 640);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 320), 640);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 1024);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 512), 1024);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 1920);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 960), 1920);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 4096);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 2048), 4096);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 671);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 336), 672);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+ (uint64_t)UINT_MAX);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, UINT_MAX / 2 + 1),
+ (uint64_t)UINT_MAX + 1);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)),
+ (uint64_t)(UINT_MAX - 1));
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, (UINT_MAX - 1) / 2),
+ (uint64_t)(UINT_MAX - 1));
+
+ /* Test 3 planes 8 bits per pixel format */
+ info = drm_format_info(DRM_FORMAT_YUV422);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 2, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 3, 0));
+
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 1);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 1), 1);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 1), 1);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 2), 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 2), 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 640);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 320), 320);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 320), 320);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 1024);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 512), 512);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 512), 512);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 1920);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 960), 960);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 960), 960);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 4096);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 2048), 2048);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 2048), 2048);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 671);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 336), 336);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 336), 336);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+ (uint64_t)UINT_MAX);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, UINT_MAX / 2 + 1),
+ (uint64_t)UINT_MAX / 2 + 1);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, UINT_MAX / 2 + 1),
+ (uint64_t)UINT_MAX / 2 + 1);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1) / 2),
+ (uint64_t)(UINT_MAX - 1) / 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, (UINT_MAX - 1) / 2),
+ (uint64_t)(UINT_MAX - 1) / 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, (UINT_MAX - 1) / 2),
+ (uint64_t)(UINT_MAX - 1) / 2);
+
+ /* Test tiled format */
+ info = drm_format_info(DRM_FORMAT_X0L2);
+ KUNIT_EXPECT_TRUE(test, info);
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0));
+ KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0));
+
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 4);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 1280);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 2048);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 3840);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 8192);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 1342);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+ (uint64_t)UINT_MAX * 2);
+ KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX - 1),
+ (uint64_t)(UINT_MAX - 1) * 2);
+}
+
+static struct kunit_case drm_format_tests[] = {
+ KUNIT_CASE(igt_check_drm_format_block_width),
+ KUNIT_CASE(igt_check_drm_format_block_height),
+ KUNIT_CASE(igt_check_drm_format_min_pitch),
+ { }
+};
+
+static struct kunit_suite drm_format_test_suite = {
+ .name = "drm_format",
+ .test_cases = drm_format_tests,
+};
+
+kunit_test_suite(drm_format_test_suite);
+
+MODULE_LICENSE("GPL");
--
2.36.1