Re: [PATCH v2 7/7] drm/tests: hdmi: Add max TMDS rate fallback tests for YUV420 mode

From: kernel test robot
Date: Wed Mar 12 2025 - 08:03:48 EST

Hi Cristian,

kernel test robot noticed the following build errors:

[auto build test ERROR on 4423e607ff50157aaf088854b145936cbab4d560]

url: https://github.com/intel-lab-lkp/linux/commits/Cristian-Ciocaltea/drm-connector-hdmi-Evaluate-limited-range-after-computing-format/20250311-190150
base: 4423e607ff50157aaf088854b145936cbab4d560
patch link: https://lore.kernel.org/r/20250311-hdmi-conn-yuv-v2-7-fbdb94f02562%40collabora.com
patch subject: [PATCH v2 7/7] drm/tests: hdmi: Add max TMDS rate fallback tests for YUV420 mode
config: x86_64-randconfig-004-20250312 (https://download.01.org/0day-ci/archive/20250312/202503121909.5IeaFEUt-lkp@xxxxxxxxx/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250312/202503121909.5IeaFEUt-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503121909.5IeaFEUt-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

In file included from include/drm/drm_kunit_helpers.h:10,
from drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c:14:
drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c: In function 'drm_test_check_max_tmds_rate_bpc_fallback_yuv420':
>> include/kunit/test.h:776:29: error: SSE register return with SSE disabled
776 | const typeof(right) __right = (right); \
| ^~~~~~~
include/kunit/test.h:805:9: note: in expansion of macro 'KUNIT_BASE_BINARY_ASSERTION'
805 | KUNIT_BASE_BINARY_ASSERTION(test, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/kunit/test.h:971:9: note: in expansion of macro 'KUNIT_BINARY_INT_ASSERTION'
971 | KUNIT_BINARY_INT_ASSERTION(test, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
include/kunit/test.h:968:9: note: in expansion of macro 'KUNIT_EXPECT_EQ_MSG'
968 | KUNIT_EXPECT_EQ_MSG(test, left, right, NULL)
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c:1337:9: note: in expansion of macro 'KUNIT_EXPECT_EQ'
1337 | KUNIT_EXPECT_EQ(test, conn_state->hdmi.tmds_char_rate,
| ^~~~~~~~~~~~~~~
--
In file included from include/drm/drm_kunit_helpers.h:10,
from drm_hdmi_state_helper_test.c:14:
drm_hdmi_state_helper_test.c: In function 'drm_test_check_max_tmds_rate_bpc_fallback_yuv420':
>> include/kunit/test.h:776:29: error: SSE register return with SSE disabled
776 | const typeof(right) __right = (right); \
| ^~~~~~~
include/kunit/test.h:805:9: note: in expansion of macro 'KUNIT_BASE_BINARY_ASSERTION'
805 | KUNIT_BASE_BINARY_ASSERTION(test, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/kunit/test.h:971:9: note: in expansion of macro 'KUNIT_BINARY_INT_ASSERTION'
971 | KUNIT_BINARY_INT_ASSERTION(test, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
include/kunit/test.h:968:9: note: in expansion of macro 'KUNIT_EXPECT_EQ_MSG'
968 | KUNIT_EXPECT_EQ_MSG(test, left, right, NULL)
| ^~~~~~~~~~~~~~~~~~~
drm_hdmi_state_helper_test.c:1337:9: note: in expansion of macro 'KUNIT_EXPECT_EQ'
1337 | KUNIT_EXPECT_EQ(test, conn_state->hdmi.tmds_char_rate,
| ^~~~~~~~~~~~~~~


vim +776 include/kunit/test.h

73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 734
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 735 #define KUNIT_TRUE_MSG_ASSERTION(test, assert_type, condition, fmt, ...) \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 736 KUNIT_UNARY_ASSERTION(test, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 737 assert_type, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 738 condition, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 739 true, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 740 fmt, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 741 ##__VA_ARGS__)
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 742
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 743 #define KUNIT_FALSE_MSG_ASSERTION(test, assert_type, condition, fmt, ...) \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 744 KUNIT_UNARY_ASSERTION(test, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 745 assert_type, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 746 condition, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 747 false, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 748 fmt, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 749 ##__VA_ARGS__)
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 750
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 751 /*
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 752 * A factory macro for defining the assertions and expectations for the basic
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 753 * comparisons defined for the built in types.
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 754 *
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 755 * Unfortunately, there is no common type that all types can be promoted to for
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 756 * which all the binary operators behave the same way as for the actual types
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 757 * (for example, there is no type that long long and unsigned long long can
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 758 * both be cast to where the comparison result is preserved for all values). So
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 759 * the best we can do is do the comparison in the original types and then coerce
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 760 * everything to long long for printing; this way, the comparison behaves
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 761 * correctly and the printed out value usually makes sense without
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 762 * interpretation, but can always be interpreted to figure out the actual
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 763 * value.
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 764 */
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 765 #define KUNIT_BASE_BINARY_ASSERTION(test, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 766 assert_class, \
064ff292aca500d Daniel Latypov 2022-01-25 767 format_func, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 768 assert_type, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 769 left, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 770 op, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 771 right, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 772 fmt, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 773 ...) \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 774 do { \
c2741453478badf Daniel Latypov 2022-01-27 775 const typeof(left) __left = (left); \
c2741453478badf Daniel Latypov 2022-01-27 @776 const typeof(right) __right = (right); \
2b6861e2372bac6 Daniel Latypov 2022-01-25 777 static const struct kunit_binary_assert_text __text = { \
2b6861e2372bac6 Daniel Latypov 2022-01-25 778 .operation = #op, \
2b6861e2372bac6 Daniel Latypov 2022-01-25 779 .left_text = #left, \
2b6861e2372bac6 Daniel Latypov 2022-01-25 780 .right_text = #right, \
2b6861e2372bac6 Daniel Latypov 2022-01-25 781 }; \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 782 \
8bd5d74babc9255 Mickaël Salaün 2024-04-08 783 _KUNIT_SAVE_LOC(test); \
97d453bc4007d4a Daniel Latypov 2022-09-30 784 if (likely(__left op __right)) \
97d453bc4007d4a Daniel Latypov 2022-09-30 785 break; \
97d453bc4007d4a Daniel Latypov 2022-09-30 786 \
97d453bc4007d4a Daniel Latypov 2022-09-30 787 _KUNIT_FAILED(test, \
21957f90b28f6bc Daniel Latypov 2022-01-13 788 assert_type, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 789 assert_class, \
a8495ad8e973cb6 Daniel Latypov 2022-09-30 790 format_func, \
697365c08679137 Daniel Latypov 2022-09-30 791 KUNIT_INIT_ASSERT(.text = &__text, \
697365c08679137 Daniel Latypov 2022-09-30 792 .left_value = __left, \
697365c08679137 Daniel Latypov 2022-09-30 793 .right_value = __right), \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 794 fmt, \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 795 ##__VA_ARGS__); \
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 796 } while (0)
73cda7bb8bfb1d4 Brendan Higgins 2019-09-23 797

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