// SPDX-License-Identifier: GPL-2.0
/*
* Test cases for the drm_format functions
*
* Copyright (c) 2022 Maíra Canal <[email protected]>
*/
#include <kunit/test.h>
#include <drm/drm_fourcc.h>
static void drm_test_format_block_width_invalid(struct kunit *test)
{
const struct drm_format_info *info = NULL;
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 0);
}
static void drm_test_format_block_width_one_plane(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_XRGB4444);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
}
static void drm_test_format_block_width_two_plane(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_NV12);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 2), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
}
static void drm_test_format_block_width_three_plane(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_YUV422);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 2), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 3), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
}
static void drm_test_format_block_width_tiled(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_X0L0);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 2);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
}
static void drm_test_format_block_height_invalid(struct kunit *test)
{
const struct drm_format_info *info = NULL;
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 0);
}
static void drm_test_format_block_height_one_plane(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_XRGB4444);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 0);
}
static void drm_test_format_block_height_two_plane(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_NV12);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 2), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
}
static void drm_test_format_block_height_three_plane(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_YUV422);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 2), 1);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 3), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
}
static void drm_test_format_block_height_tiled(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_X0L0);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 2);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
}
static void drm_test_format_min_pitch_invalid(struct kunit *test)
{
const struct drm_format_info *info = NULL;
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
}
static void drm_test_format_min_pitch_one_plane_8bpp(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_RGB332);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 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));
}
static void drm_test_format_min_pitch_one_plane_16bpp(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_XRGB4444);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 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 void drm_test_format_min_pitch_one_plane_24bpp(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_RGB888);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 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);
}
static void drm_test_format_min_pitch_one_plane_32bpp(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_ABGR8888);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 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);
}
static void drm_test_format_min_pitch_two_plane(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_NV12);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 0), 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));
}
static void drm_test_format_min_pitch_three_plane_8bpp(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_YUV422);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 3, 0), 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);
}
static void drm_test_format_min_pitch_tiled(struct kunit *test)
{
const struct drm_format_info *info = drm_format_info(DRM_FORMAT_X0L2);
KUNIT_ASSERT_NOT_NULL(test, info);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 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(drm_test_format_block_width_invalid),
KUNIT_CASE(drm_test_format_block_width_one_plane),
KUNIT_CASE(drm_test_format_block_width_two_plane),
KUNIT_CASE(drm_test_format_block_width_three_plane),
KUNIT_CASE(drm_test_format_block_width_tiled),
KUNIT_CASE(drm_test_format_block_height_invalid),
KUNIT_CASE(drm_test_format_block_height_one_plane),
KUNIT_CASE(drm_test_format_block_height_two_plane),
KUNIT_CASE(drm_test_format_block_height_three_plane),
KUNIT_CASE(drm_test_format_block_height_tiled),
KUNIT_CASE(drm_test_format_min_pitch_invalid),
KUNIT_CASE(drm_test_format_min_pitch_one_plane_8bpp),
KUNIT_CASE(drm_test_format_min_pitch_one_plane_16bpp),
KUNIT_CASE(drm_test_format_min_pitch_one_plane_24bpp),
KUNIT_CASE(drm_test_format_min_pitch_one_plane_32bpp),
KUNIT_CASE(drm_test_format_min_pitch_two_plane),
KUNIT_CASE(drm_test_format_min_pitch_three_plane_8bpp),
KUNIT_CASE(drm_test_format_min_pitch_tiled),
{}
};
static struct kunit_suite drm_format_test_suite = {
.name = "drm_format",
.test_cases = drm_format_tests,
};
kunit_test_suite(drm_format_test_suite);
MODULE_DESCRIPTION("Test cases for the drm_format functions");
MODULE_LICENSE("GPL");
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