tree: https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git habanalabs-next head: f3fad4c1da9034b716430407921cbd316d8c76dd commit: 0724eea689c60f1f277a5e3273eed48339dfc196 [52/62] habanalabs/gaudi: fetch HBM ecc info from FW config: i386-randconfig-s001-20201118 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-123-g626c4742-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git/commit/... git remote add ogabbay https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git git fetch --no-tags ogabbay habanalabs-next git checkout 0724eea689c60f1f277a5e3273eed48339dfc196 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; "sparse warnings: (new ones prefixed by >>)" drivers/misc/habanalabs/gaudi/gaudi.c:3094:6: sparse: sparse: symbol 'gaudi_init_nic_qmans' was not declared. Should it be static? drivers/misc/habanalabs/gaudi/gaudi.c:6867:26: sparse: sparse: cast to restricted __le32 drivers/misc/habanalabs/gaudi/gaudi.c:6867:26: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6867:26: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6869:26: sparse: sparse: cast to restricted __le32 drivers/misc/habanalabs/gaudi/gaudi.c:6869:26: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6869:26: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6871:24: sparse: sparse: cast to restricted __le32 drivers/misc/habanalabs/gaudi/gaudi.c:6871:24: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6871:24: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6873:24: sparse: sparse: cast to restricted __le32 drivers/misc/habanalabs/gaudi/gaudi.c:6873:24: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6873:24: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6875:24: sparse: sparse: cast to restricted __le32 drivers/misc/habanalabs/gaudi/gaudi.c:6875:24: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6875:24: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6877:22: sparse: sparse: cast to restricted __le32 drivers/misc/habanalabs/gaudi/gaudi.c:6877:22: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:6877:22: sparse: sparse: restricted __le32 degrades to integer drivers/misc/habanalabs/gaudi/gaudi.c:7906:6: sparse: sparse: symbol 'gaudi_ctx_fini' was not declared. Should it be static? drivers/misc/habanalabs/gaudi/gaudi.c:3660:27: sparse: sparse: cast truncates bits from constant value (7ff0000000 becomes f0000000) vim +6865 drivers/misc/habanalabs/gaudi/gaudi.c 6852 6853 static int gaudi_hbm_read_interrupts(struct hl_device *hdev, int device, 6854 struct hl_eq_hbm_ecc_data *hbm_ecc_data) 6855 { 6856 u32 base, val, val2, wr_par, rd_par, ca_par, derr, serr, type, ch; 6857 int err = 0; 6858 6859 if (!hdev->asic_prop.fw_security_disabled) { 6860 if (!hbm_ecc_data) { 6861 dev_err(hdev->dev, "No FW ECC data"); 6862 return 0; 6863 } 6864 6866 hbm_ecc_data->hbm_ecc_info); 6867 rd_par = FIELD_GET(CPUCP_PKT_HBM_ECC_INFO_RD_PAR_MASK, 6868 hbm_ecc_data->hbm_ecc_info); 6869 ca_par = FIELD_GET(CPUCP_PKT_HBM_ECC_INFO_CA_PAR_MASK, 6870 hbm_ecc_data->hbm_ecc_info); 6871 derr = FIELD_GET(CPUCP_PKT_HBM_ECC_INFO_DERR_MASK, 6872 hbm_ecc_data->hbm_ecc_info); 6873 serr = FIELD_GET(CPUCP_PKT_HBM_ECC_INFO_SERR_MASK, 6874 hbm_ecc_data->hbm_ecc_info); 6875 type = FIELD_GET(CPUCP_PKT_HBM_ECC_INFO_TYPE_MASK, 6876 hbm_ecc_data->hbm_ecc_info); 6877 ch = FIELD_GET(CPUCP_PKT_HBM_ECC_INFO_HBM_CH_MASK, 6878 hbm_ecc_data->hbm_ecc_info); 6879 6880 dev_err(hdev->dev, 6881 "HBM%d pc%d interrupts info: WR_PAR=%d, RD_PAR=%d, CA_PAR=%d, SERR=%d, DERR=%d\n", 6882 device, ch, wr_par, rd_par, ca_par, serr, derr); 6883 6884 err = 1; 6885 6886 return 0; 6887 } 6888 6889 base = GAUDI_HBM_CFG_BASE + device * GAUDI_HBM_CFG_OFFSET; 6890 for (ch = 0 ; ch < GAUDI_HBM_CHANNELS ; ch++) { 6891 val = RREG32_MASK(base + ch * 0x1000 + 0x06C, 0x0000FFFF); 6892 val = (val & 0xFF) | ((val >> 8) & 0xFF); 6893 if (val) { 6894 err = 1; 6895 dev_err(hdev->dev, 6896 "HBM%d pc%d interrupts info: WR_PAR=%d, RD_PAR=%d, CA_PAR=%d, SERR=%d, DERR=%d\n", 6897 device, ch * 2, val & 0x1, (val >> 1) & 0x1, 6898 (val >> 2) & 0x1, (val >> 3) & 0x1, 6899 (val >> 4) & 0x1); 6900 6901 val2 = RREG32(base + ch * 0x1000 + 0x060); 6902 dev_err(hdev->dev, 6903 "HBM%d pc%d ECC info: 1ST_ERR_ADDR=0x%x, 1ST_ERR_TYPE=%d, SEC_CONT_CNT=%d, SEC_CNT=%d, DEC_CNT=%d\n", 6904 device, ch * 2, 6905 RREG32(base + ch * 0x1000 + 0x064), 6906 (val2 & 0x200) >> 9, (val2 & 0xFC00) >> 10, 6907 (val2 & 0xFF0000) >> 16, 6908 (val2 & 0xFF000000) >> 24); 6909 } 6910 6911 val = RREG32_MASK(base + ch * 0x1000 + 0x07C, 0x0000FFFF); 6912 val = (val & 0xFF) | ((val >> 8) & 0xFF); 6913 if (val) { 6914 err = 1; 6915 dev_err(hdev->dev, 6916 "HBM%d pc%d interrupts info: WR_PAR=%d, RD_PAR=%d, CA_PAR=%d, SERR=%d, DERR=%d\n", 6917 device, ch * 2 + 1, val & 0x1, (val >> 1) & 0x1, 6918 (val >> 2) & 0x1, (val >> 3) & 0x1, 6919 (val >> 4) & 0x1); 6920 6921 val2 = RREG32(base + ch * 0x1000 + 0x070); 6922 dev_err(hdev->dev, 6923 "HBM%d pc%d ECC info: 1ST_ERR_ADDR=0x%x, 1ST_ERR_TYPE=%d, SEC_CONT_CNT=%d, SEC_CNT=%d, DEC_CNT=%d\n", 6924 device, ch * 2 + 1, 6925 RREG32(base + ch * 0x1000 + 0x074), 6926 (val2 & 0x200) >> 9, (val2 & 0xFC00) >> 10, 6927 (val2 & 0xFF0000) >> 16, 6928 (val2 & 0xFF000000) >> 24); 6929 } 6930 6931 /* Clear interrupts */ 6932 RMWREG32(base + (ch * 0x1000) + 0x060, 0x1C8, 0x1FF); 6933 RMWREG32(base + (ch * 0x1000) + 0x070, 0x1C8, 0x1FF); 6934 WREG32(base + (ch * 0x1000) + 0x06C, 0x1F1F); 6935 WREG32(base + (ch * 0x1000) + 0x07C, 0x1F1F); 6936 RMWREG32(base + (ch * 0x1000) + 0x060, 0x0, 0xF); 6937 RMWREG32(base + (ch * 0x1000) + 0x070, 0x0, 0xF); 6938 } 6939 6940 val = RREG32(base + 0x8F30); 6941 val2 = RREG32(base + 0x8F34); 6942 if (val | val2) { 6943 err = 1; 6944 dev_err(hdev->dev, 6945 "HBM %d MC SRAM SERR info: Reg 0x8F30=0x%x, Reg 0x8F34=0x%x\n", 6946 device, val, val2); 6947 } 6948 val = RREG32(base + 0x8F40); 6949 val2 = RREG32(base + 0x8F44); 6950 if (val | val2) { 6951 err = 1; 6952 dev_err(hdev->dev, 6953 "HBM %d MC SRAM DERR info: Reg 0x8F40=0x%x, Reg 0x8F44=0x%x\n", 6954 device, val, val2); 6955 } 6956 6957 return err; 6958 } 6959 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org