Hi Nipun, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v4.17-rc2 next-20180424] [cannot apply to iommu/next glikely/devicetree/next] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Nipun-Gupta/Support-for-fsl-mc-bus-and-its-devices-in-SMMU/20180418-034931 config: powerpc64-allmodconfig (attached as .config) compiler: powerpc64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=powerpc64 All errors (new ones prefixed by >>): drivers/bus/fsl-mc/fsl-mc-bus.c: In function 'fsl_mc_dma_configure': >> drivers/bus/fsl-mc/fsl-mc-bus.c:137:9: error: too many arguments to function 'of_dma_configure' return of_dma_configure(dev, dma_dev->of_node, 0); ^~~~~~~~~~~~~~~~ In file included from drivers/bus/fsl-mc/fsl-mc-bus.c:13:0: include/linux/of_device.h:58:5: note: declared here int of_dma_configure(struct device *dev, struct device_node *np); ^~~~~~~~~~~~~~~~ drivers/bus/fsl-mc/fsl-mc-bus.c: At top level: >> drivers/bus/fsl-mc/fsl-mc-bus.c:161:3: error: 'struct bus_type' has no member named 'dma_configure' .dma_configure = fsl_mc_dma_configure, ^~~~~~~~~~~~~ vim +/of_dma_configure +137 drivers/bus/fsl-mc/fsl-mc-bus.c 129 130 static int fsl_mc_dma_configure(struct device *dev) 131 { 132 struct device *dma_dev = dev; 133 134 while (dev_is_fsl_mc(dma_dev)) 135 dma_dev = dma_dev->parent; 136 > 137 return of_dma_configure(dev, dma_dev->of_node, 0); 138 } 139 140 static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, 141 char *buf) 142 { 143 struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev); 144 145 return sprintf(buf, "fsl-mc:v%08Xd%s\n", mc_dev->obj_desc.vendor, 146 mc_dev->obj_desc.type); 147 } 148 static DEVICE_ATTR_RO(modalias); 149 150 static struct attribute *fsl_mc_dev_attrs[] = { 151 &dev_attr_modalias.attr, 152 NULL, 153 }; 154 155 ATTRIBUTE_GROUPS(fsl_mc_dev); 156 157 struct bus_type fsl_mc_bus_type = { 158 .name = "fsl-mc", 159 .match = fsl_mc_bus_match, 160 .uevent = fsl_mc_bus_uevent, > 161 .dma_configure = fsl_mc_dma_configure, 162 .dev_groups = fsl_mc_dev_groups, 163 }; 164 EXPORT_SYMBOL_GPL(fsl_mc_bus_type); 165 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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