tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5f53fa508db098c9d372423a6dac31c8a5679cdf commit: 0bbcd22556ef203b29e39a6ce1bd7e9523b6032e mmc: sdhci-of-aspeed: Add KUnit tests for phase calculations date: 10 months ago config: powerpc-randconfig-r011-20211122 (https://download.01.org/0day-ci/archive/20211125/202111251155.avGLQdO3-lk...) compiler: powerpc-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 0bbcd22556ef203b29e39a6ce1bd7e9523b6032e # save the config file to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): In file included from drivers/mmc/host/sdhci-of-aspeed.c:583: drivers/mmc/host/sdhci-of-aspeed-test.c: In function 'aspeed_sdhci_phase_ddr52': 47 | } | ^ vim +47 drivers/mmc/host/sdhci-of-aspeed-test.c 5 6 static void aspeed_sdhci_phase_ddr52(struct kunit *test) 7 { 8 int rate = 52000000; 9 10 KUNIT_EXPECT_EQ(test, 0, 11 aspeed_sdhci_phase_to_tap(NULL, rate, 0)); 12 KUNIT_EXPECT_EQ(test, 0, 13 aspeed_sdhci_phase_to_tap(NULL, rate, 1)); 14 KUNIT_EXPECT_EQ(test, 1, 15 aspeed_sdhci_phase_to_tap(NULL, rate, 2)); 16 KUNIT_EXPECT_EQ(test, 1, 17 aspeed_sdhci_phase_to_tap(NULL, rate, 3)); 18 KUNIT_EXPECT_EQ(test, 2, 19 aspeed_sdhci_phase_to_tap(NULL, rate, 4)); 20 KUNIT_EXPECT_EQ(test, 3, 21 aspeed_sdhci_phase_to_tap(NULL, rate, 5)); 22 KUNIT_EXPECT_EQ(test, 14, 23 aspeed_sdhci_phase_to_tap(NULL, rate, 23)); 24 KUNIT_EXPECT_EQ(test, 15, 25 aspeed_sdhci_phase_to_tap(NULL, rate, 24)); 26 KUNIT_EXPECT_EQ(test, 15, 27 aspeed_sdhci_phase_to_tap(NULL, rate, 25)); 28 29 KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 0, 30 aspeed_sdhci_phase_to_tap(NULL, rate, 180)); 31 KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 0, 32 aspeed_sdhci_phase_to_tap(NULL, rate, 181)); 33 KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 1, 34 aspeed_sdhci_phase_to_tap(NULL, rate, 182)); 35 KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 1, 36 aspeed_sdhci_phase_to_tap(NULL, rate, 183)); 37 KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 2, 38 aspeed_sdhci_phase_to_tap(NULL, rate, 184)); 39 KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 3, 40 aspeed_sdhci_phase_to_tap(NULL, rate, 185)); 41 KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 14, 42 aspeed_sdhci_phase_to_tap(NULL, rate, 203)); 43 KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 15, 44 aspeed_sdhci_phase_to_tap(NULL, rate, 204)); 45 KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 15, 46 aspeed_sdhci_phase_to_tap(NULL, rate, 205)); 48 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org