Hi zhichang.yuan,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.11-rc2 next-20170310]
[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/zhichang-yuan/LPC-legacy-ISA-I-O-support/20170314-114635
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/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=alpha 

All errors (new ones prefixed by >>):

   drivers/bus/hisi_lpc.c: In function 'hisilpc_probe':

quoted

drivers/bus/hisi_lpc.c:529:4: error: implicit declaration of function 'acpi_walk_dep_device_list' [-Werror=implicit-function-declaration]

       acpi_walk_dep_device_list(adev->handle);
       ^~~~~~~~~~~~~~~~~~~~~~~~~

quoted

drivers/bus/hisi_lpc.c:529:34: error: dereferencing pointer to incomplete type 'struct acpi_device'

       acpi_walk_dep_device_list(adev->handle);
                                     ^~
   cc1: some warnings being treated as errors

vim +/acpi_walk_dep_device_list +529 drivers/bus/hisi_lpc.c

   523			struct acpi_device *adev;
   524	
   525			adev = to_acpi_device_node(dev->fwnode);
   526			if (!adev)
   527				ret = -ENODEV;
   528			else
 > 529				acpi_walk_dep_device_list(adev->handle);
   530		} else {
   531			ret = of_platform_populate(dev->of_node, NULL, NULL, dev);
   532			if (ret)

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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