drm/tests/drm_format_helper_test.c

3 #include <kunit/test.h>
554 static u16 *le16buf_to_cpu(struct kunit *test, const __le16 *buf, size_t buf_size)
559 	dst = kunit_kzalloc(test, sizeof(*dst) * buf_size, GFP_KERNEL);
569 static u32 *le32buf_to_cpu(struct kunit *test, const __le32 *buf, size_t buf_size)
574 	dst = kunit_kzalloc(test, sizeof(*dst) * buf_size, GFP_KERNEL);
584 static __le32 *cpubuf_to_le32(struct kunit *test, const u32 *buf, size_t buf_size)
589 	dst = kunit_kzalloc(test, sizeof(*dst) * buf_size, GFP_KERNEL);
608 static void drm_test_fb_xrgb8888_to_gray8(struct kunit *test)
610 	const struct convert_xrgb8888_case *params = test->param_value;
624 	KUNIT_ASSERT_GT(test, dst_size, 0);
626 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
627 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
630 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
631 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
638 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
641 static void drm_test_fb_xrgb8888_to_rgb332(struct kunit *test)
643 	const struct convert_xrgb8888_case *params = test->param_value;
657 	KUNIT_ASSERT_GT(test, dst_size, 0);
659 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
660 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
663 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
664 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
671 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
674 static void drm_test_fb_xrgb8888_to_rgb565(struct kunit *test)
676 	const struct convert_xrgb8888_case *params = test->param_value;
690 	KUNIT_ASSERT_GT(test, dst_size, 0);
692 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
693 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
696 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
697 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
705 	buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
706 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
711 	buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
712 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected_swab, dst_size);
722 	buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
724 	KUNIT_EXPECT_FALSE(test, blit_result);
725 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
728 static void drm_test_fb_xrgb8888_to_xrgb1555(struct kunit *test)
730 	const struct convert_xrgb8888_case *params = test->param_value;
744 	KUNIT_ASSERT_GT(test, dst_size, 0);
746 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
747 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
750 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
751 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
758 	buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
759 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
769 	buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
771 	KUNIT_EXPECT_FALSE(test, blit_result);
772 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
775 static void drm_test_fb_xrgb8888_to_argb1555(struct kunit *test)
777 	const struct convert_xrgb8888_case *params = test->param_value;
791 	KUNIT_ASSERT_GT(test, dst_size, 0);
793 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
794 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
797 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
798 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
805 	buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
806 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
816 	buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
818 	KUNIT_EXPECT_FALSE(test, blit_result);
819 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
822 static void drm_test_fb_xrgb8888_to_rgba5551(struct kunit *test)
824 	const struct convert_xrgb8888_case *params = test->param_value;
838 	KUNIT_ASSERT_GT(test, dst_size, 0);
840 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
841 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
844 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
845 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
852 	buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
853 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
863 	buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
865 	KUNIT_EXPECT_FALSE(test, blit_result);
866 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
869 static void drm_test_fb_xrgb8888_to_rgb888(struct kunit *test)
871 	const struct convert_xrgb8888_case *params = test->param_value;
885 	KUNIT_ASSERT_GT(test, dst_size, 0);
887 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
888 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
891 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
892 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
897 	 * order, so there's no need to convert the test output.
903 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
913 	KUNIT_EXPECT_FALSE(test, blit_result);
914 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
917 static void drm_test_fb_xrgb8888_to_argb8888(struct kunit *test)
919 	const struct convert_xrgb8888_case *params = test->param_value;
933 	KUNIT_ASSERT_GT(test, dst_size, 0);
935 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
936 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
939 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
940 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
947 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
948 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
958 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
960 	KUNIT_EXPECT_FALSE(test, blit_result);
961 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
964 static void drm_test_fb_xrgb8888_to_xrgb2101010(struct kunit *test)
966 	const struct convert_xrgb8888_case *params = test->param_value;
980 	KUNIT_ASSERT_GT(test, dst_size, 0);
982 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
983 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
986 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
987 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
994 	buf = le32buf_to_cpu(test, buf, dst_size / sizeof(u32));
995 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1005 	KUNIT_EXPECT_FALSE(test, blit_result);
1006 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1009 static void drm_test_fb_xrgb8888_to_argb2101010(struct kunit *test)
1011 	const struct convert_xrgb8888_case *params = test->param_value;
1025 	KUNIT_ASSERT_GT(test, dst_size, 0);
1027 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
1028 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
1031 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
1032 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
1039 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
1040 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1050 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
1052 	KUNIT_EXPECT_FALSE(test, blit_result);
1053 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1056 static void drm_test_fb_xrgb8888_to_mono(struct kunit *test)
1058 	const struct convert_xrgb8888_case *params = test->param_value;
1072 	KUNIT_ASSERT_GT(test, dst_size, 0);
1074 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
1075 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
1078 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
1079 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
1086 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1089 static void drm_test_fb_swab(struct kunit *test)
1091 	const struct convert_xrgb8888_case *params = test->param_value;
1105 	KUNIT_ASSERT_GT(test, dst_size, 0);
1107 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
1108 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
1111 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
1112 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
1119 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
1120 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1129 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
1131 	KUNIT_EXPECT_FALSE(test, blit_result);
1132 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1139 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
1141 	KUNIT_EXPECT_FALSE(test, blit_result);
1142 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1154 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
1156 	KUNIT_EXPECT_FALSE(test, blit_result);
1157 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1160 static void drm_test_fb_xrgb8888_to_abgr8888(struct kunit *test)
1162 	const struct convert_xrgb8888_case *params = test->param_value;
1176 	KUNIT_ASSERT_GT(test, dst_size, 0);
1178 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
1179 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
1182 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
1183 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
1194 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
1196 	KUNIT_EXPECT_FALSE(test, blit_result);
1197 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1200 static void drm_test_fb_xrgb8888_to_xbgr8888(struct kunit *test)
1202 	const struct convert_xrgb8888_case *params = test->param_value;
1216 	KUNIT_ASSERT_GT(test, dst_size, 0);
1218 	buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
1219 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
1222 	xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
1223 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
1234 	buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
1236 	KUNIT_EXPECT_FALSE(test, blit_result);
1237 	KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
1307 static void drm_test_fb_clip_offset(struct kunit *test)
1309 	const struct clip_offset_case *params = test->param_value;
1323 	KUNIT_ASSERT_NE(test, pitch, 0);
1327 	KUNIT_EXPECT_EQ(test, offset, params->expected_offset);
1449 static void drm_test_fb_build_fourcc_list(struct kunit *test)
1451 	const struct fb_build_fourcc_list_case *params = test->param_value;
1457 	dev = drm_kunit_helper_alloc_device(test);
1458 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev);
1460 	drm = __drm_kunit_helper_alloc_drm_device(test, dev, sizeof(*drm), 0, DRIVER_MODESET);
1461 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, drm);
1467 	KUNIT_EXPECT_EQ(test, nfourccs_out, params->expected_fourccs_size);
1468 	KUNIT_EXPECT_MEMEQ(test, fourccs_out, params->expected, TEST_BUF_SIZE);
1486  * test, to make this explicit the 0xFF byte is used on those parts.
1791 static void drm_test_fb_memcpy(struct kunit *test)
1793 	const struct fb_memcpy_case *params = test->param_value;
1810 		KUNIT_ASSERT_GT(test, dst_size[i], 0);
1812 		buf[i] = kunit_kzalloc(test, dst_size[i], GFP_KERNEL);
1813 		KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf[i]);
1816 		src_cp[i] = cpubuf_to_le32(test, params->src[i], TEST_BUF_SIZE);
1826 		expected[i] = cpubuf_to_le32(test, params->expected[i], TEST_BUF_SIZE);
1827 		KUNIT_EXPECT_MEMEQ_MSG(test, buf[i], expected[i], dst_size[i],
1838 	KUNIT_EXPECT_FALSE(test, blit_result);
1840 		expected[i] = cpubuf_to_le32(test, params->expected[i], TEST_BUF_SIZE);
1841 		KUNIT_EXPECT_MEMEQ_MSG(test, buf[i], expected[i], dst_size[i],