Hi Jonathan, First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: e1ae4b0be15891faf46d390e9f3dc9bd71a8cae1 commit: 6df5b349491ef269147df8127883d9acffde835e interconnect: qcom: Add SM8250 interconnect provider driver date: 5 months ago config: arm64-randconfig-s031-20210124 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-208-g46a52ca4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6df5b349491ef269147df8127883d9acffde835e git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 6df5b349491ef269147df8127883d9acffde835e # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> "sparse warnings: (new ones prefixed by >>)" >> drivers/interconnect/qcom/icc-rpmh.c:132:28: sparse: sparse: incorrect type >> in assignment (different base types) @@ expected restricted __le32 >> [usertype] unit @@ got unsigned int @@ drivers/interconnect/qcom/icc-rpmh.c:132:28: sparse: expected restricted __le32 [usertype] unit drivers/interconnect/qcom/icc-rpmh.c:132:28: sparse: got unsigned int >> drivers/interconnect/qcom/icc-rpmh.c:133:29: sparse: sparse: incorrect type >> in assignment (different base types) @@ expected restricted __le16 >> [usertype] width @@ got int @@ drivers/interconnect/qcom/icc-rpmh.c:133:29: sparse: expected restricted __le16 [usertype] width drivers/interconnect/qcom/icc-rpmh.c:133:29: sparse: got int vim +132 drivers/interconnect/qcom/icc-rpmh.c 976daac4a1c581e5 David Dai 2020-02-28 94 976daac4a1c581e5 David Dai 2020-02-28 95 /** 976daac4a1c581e5 David Dai 2020-02-28 96 * qcom_icc_bcm_init - populates bcm aux data and connect qnodes 976daac4a1c581e5 David Dai 2020-02-28 97 * @bcm: bcm to be initialized 976daac4a1c581e5 David Dai 2020-02-28 98 * @dev: associated provider device 976daac4a1c581e5 David Dai 2020-02-28 99 * 976daac4a1c581e5 David Dai 2020-02-28 100 * Return: 0 on success, or an error code otherwise 976daac4a1c581e5 David Dai 2020-02-28 101 */ 976daac4a1c581e5 David Dai 2020-02-28 102 int qcom_icc_bcm_init(struct qcom_icc_bcm *bcm, struct device *dev) 976daac4a1c581e5 David Dai 2020-02-28 103 { 976daac4a1c581e5 David Dai 2020-02-28 104 struct qcom_icc_node *qn; 976daac4a1c581e5 David Dai 2020-02-28 105 const struct bcm_db *data; 976daac4a1c581e5 David Dai 2020-02-28 106 size_t data_count; 976daac4a1c581e5 David Dai 2020-02-28 107 int i; 976daac4a1c581e5 David Dai 2020-02-28 108 976daac4a1c581e5 David Dai 2020-02-28 109 /* BCM is already initialised*/ 976daac4a1c581e5 David Dai 2020-02-28 110 if (bcm->addr) 976daac4a1c581e5 David Dai 2020-02-28 111 return 0; 976daac4a1c581e5 David Dai 2020-02-28 112 976daac4a1c581e5 David Dai 2020-02-28 113 bcm->addr = cmd_db_read_addr(bcm->name); 976daac4a1c581e5 David Dai 2020-02-28 114 if (!bcm->addr) { 976daac4a1c581e5 David Dai 2020-02-28 115 dev_err(dev, "%s could not find RPMh address\n", 976daac4a1c581e5 David Dai 2020-02-28 116 bcm->name); 976daac4a1c581e5 David Dai 2020-02-28 117 return -EINVAL; 976daac4a1c581e5 David Dai 2020-02-28 118 } 976daac4a1c581e5 David Dai 2020-02-28 119 976daac4a1c581e5 David Dai 2020-02-28 120 data = cmd_db_read_aux_data(bcm->name, &data_count); 976daac4a1c581e5 David Dai 2020-02-28 121 if (IS_ERR(data)) { 976daac4a1c581e5 David Dai 2020-02-28 122 dev_err(dev, "%s command db read error (%ld)\n", 976daac4a1c581e5 David Dai 2020-02-28 123 bcm->name, PTR_ERR(data)); 976daac4a1c581e5 David Dai 2020-02-28 124 return PTR_ERR(data); 976daac4a1c581e5 David Dai 2020-02-28 125 } 976daac4a1c581e5 David Dai 2020-02-28 126 if (!data_count) { 976daac4a1c581e5 David Dai 2020-02-28 127 dev_err(dev, "%s command db missing or partial aux data\n", 976daac4a1c581e5 David Dai 2020-02-28 128 bcm->name); 976daac4a1c581e5 David Dai 2020-02-28 129 return -EINVAL; 976daac4a1c581e5 David Dai 2020-02-28 130 } 976daac4a1c581e5 David Dai 2020-02-28 131 976daac4a1c581e5 David Dai 2020-02-28 @132 bcm->aux_data.unit = le32_to_cpu(data->unit); 976daac4a1c581e5 David Dai 2020-02-28 @133 bcm->aux_data.width = le16_to_cpu(data->width); 976daac4a1c581e5 David Dai 2020-02-28 134 bcm->aux_data.vcd = data->vcd; 976daac4a1c581e5 David Dai 2020-02-28 135 bcm->aux_data.reserved = data->reserved; 976daac4a1c581e5 David Dai 2020-02-28 136 INIT_LIST_HEAD(&bcm->list); 976daac4a1c581e5 David Dai 2020-02-28 137 INIT_LIST_HEAD(&bcm->ws_list); 976daac4a1c581e5 David Dai 2020-02-28 138 976daac4a1c581e5 David Dai 2020-02-28 139 /* Link Qnodes to their respective BCMs */ 976daac4a1c581e5 David Dai 2020-02-28 140 for (i = 0; i < bcm->num_nodes; i++) { 976daac4a1c581e5 David Dai 2020-02-28 141 qn = bcm->nodes[i]; 976daac4a1c581e5 David Dai 2020-02-28 142 qn->bcms[qn->num_bcms] = bcm; 976daac4a1c581e5 David Dai 2020-02-28 143 qn->num_bcms++; 976daac4a1c581e5 David Dai 2020-02-28 144 } 976daac4a1c581e5 David Dai 2020-02-28 145 976daac4a1c581e5 David Dai 2020-02-28 146 return 0; 976daac4a1c581e5 David Dai 2020-02-28 147 } 976daac4a1c581e5 David Dai 2020-02-28 148 EXPORT_SYMBOL_GPL(qcom_icc_bcm_init); 976daac4a1c581e5 David Dai 2020-02-28 149 :::::: The code at line 132 was first introduced by commit :::::: 976daac4a1c581e5d5fd64047519fd6fcde39738 interconnect: qcom: Consolidate interconnect RPMh support :::::: TO: David Dai <[email protected]> :::::: CC: Georgi Djakov <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
