Hi Nipun,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.16-rc6 next-20180323]
[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/dma-mapping-move-dma-configuration-to-bus-infrastructure/20180323-232307
config: i386-randconfig-x013-201811 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   drivers/base/dma-mapping.c: In function 'dma_common_configure':
>> drivers/base/dma-mapping.c:344:9: error: too many arguments to function 'of_dma_configure'
      ret = of_dma_configure(dev, dev->of_node, force_dma);
            ^~~~~~~~~~~~~~~~
   In file included from drivers/base/dma-mapping.c:13:0:
   include/linux/of_device.h:110:19: note: declared here
    static inline int of_dma_configure(struct device *dev, struct device_node *np)
                      ^~~~~~~~~~~~~~~~
--
   drivers/pci/pci-driver.c: In function 'pci_dma_configure':
>> drivers/pci/pci-driver.c:1544:9: error: too many arguments to function 'of_dma_configure'
      ret = of_dma_configure(dev, bridge->parent->of_node, true);
            ^~~~~~~~~~~~~~~~
   In file included from drivers/pci/pci-driver.c:21:0:
   include/linux/of_device.h:110:19: note: declared here
    static inline int of_dma_configure(struct device *dev, struct device_node *np)
                      ^~~~~~~~~~~~~~~~

vim +/of_dma_configure +344 drivers/base/dma-mapping.c

   332	
   333	/*
   334	 * Common configuration to enable DMA API use for a device.
   335	 * A bus can use this function in its 'dma_configure' callback, if
   336	 * suitable for the bus.
   337	 */
   338	int dma_common_configure(struct device *dev, bool force_dma)
   339	{
   340		enum dev_dma_attr attr;
   341		int ret = 0;
   342	
   343		if (dev->of_node) {
 > 344			ret = of_dma_configure(dev, dev->of_node, force_dma);
   345		} else if (has_acpi_companion(dev)) {
   346			attr = acpi_get_dma_attr(to_acpi_device_node(dev->fwnode));
   347			if (attr != DEV_DMA_NOT_SUPPORTED)
   348				ret = acpi_dma_configure(dev, attr);
   349		}
   350	
   351		return ret;
   352	}
   353	

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