tree: git://git.armlinux.org.uk/~rmk/linux-arm.git cex7 head: 5b621fb8dd018d138e1e33220b67fbded30d6e9b commit: 5b621fb8dd018d138e1e33220b67fbded30d6e9b [129/129] bus: fsl-mc: add custom .dma_configure implementation config: arm-randconfig-c002-20211119 (attached as .config) 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 # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi git remote add arm git://git.armlinux.org.uk/~rmk/linux-arm.git git fetch --no-tags arm cex7 git checkout 5b621fb8dd018d138e1e33220b67fbded30d6e9b # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/bus/fsl-mc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): iommu_ops = iommu_ops_from_fwnode(fwspec->iommu_fwnode); ~~~~~~ ^ drivers/bus/fsl-mc/fsl-mc-bus.c:173:39: error: no member named 'iommu_fwnode' in 'struct iommu_fwspec' ret = iommu_fwspec_init(dev, fwspec->iommu_fwnode, iommu_ops); ~~~~~~ ^ ret = iommu_probe_device(dev); ^ 3 errors generated. vim +169 drivers/bus/fsl-mc/fsl-mc-bus.c 139 140 static int fsl_mc_dma_configure(struct device *dev) 141 { 142 struct device *dma_dev = dev; 143 struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev); 144 u32 input_id = mc_dev->icid; 145 struct iommu_fwspec *fwspec; 146 const struct iommu_ops *iommu_ops; 147 int ret; 148 149 /* Skip DMA setup for devices that are not DMA masters */ 150 if (dev->type == &fsl_mc_bus_dpmcp_type || 151 dev->type == &fsl_mc_bus_dpbp_type || 152 dev->type == &fsl_mc_bus_dpcon_type || 153 dev->type == &fsl_mc_bus_dpio_type) 154 return 0; 155 156 while (dev_is_fsl_mc(dma_dev)) 157 dma_dev = dma_dev->parent; 158 159 160 #if 0 161 if (dev_of_node(dma_dev)) 162 return of_dma_configure_id(dev, dma_dev->of_node, 0, &input_id); 163 164 return acpi_dma_configure_id(dev, DEV_DMA_COHERENT, &input_id); 165 #else 166 fwspec = dev_iommu_fwspec_get(dma_dev); 167 if (!fwspec) 168 return -ENODEV; 170 if (!iommu_ops) 171 return -ENODEV; 172 173 ret = iommu_fwspec_init(dev, fwspec->iommu_fwnode, iommu_ops); 174 if (ret) 175 return ret; 176 177 ret = iommu_fwspec_add_ids(dev, &input_id, 1); 178 if (ret) { 179 iommu_fwspec_free(dev); 180 return ret; 181 } 182 183 if (!device_iommu_mapped(dev)) { 185 if (ret) { 186 iommu_fwspec_free(dev); 187 return ret; 188 } 189 } 190 191 arch_setup_dma_ops(dev, 0, *dma_dev->dma_mask + 1, iommu_ops, true); 192 193 return 0; 194 #endif 195 } 196 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org