Re: [PATCH V8 2/2] mailbox: introduce ARM SMC based mailbox

[kbuild test robot]

Hi Peng,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.3 next-20190920]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Peng-Fan/mailbox-arm-introduce-smc-triggered-mailbox/20190924-091652
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gcc (GCC) 7.4.0
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
        GCC_VERSION=7.4.0 make.cross ARCH=sh 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   In file included from <command-line>:0:0:
>> include/linux/mailbox/arm-smccc-mbox.h:17:3: error: unknown type name 'u32'
      u32 args_smccc32[6];
      ^~~
>> include/linux/mailbox/arm-smccc-mbox.h:18:3: error: unknown type name 'u64'
      u64 args_smccc64[6];
      ^~~

vim +/u32 +17 include/linux/mailbox/arm-smccc-mbox.h

     5	
     6	/**
     7	 * struct arm_smccc_mbox_cmd - ARM SMCCC message structure
     8	 * @function_id:	function id passed from client, If mbox
     9	 *			DT has arm,func-id property, the driver will use
    10	 *			that one.
    11	 * @args_smccc32/64:	actual usage of registers is up to the protocol
    12	 *			(within the SMCCC limits)
    13	 */
    14	struct arm_smccc_mbox_cmd {
    15		unsigned int function_id;
    16		union {
  > 17			u32 args_smccc32[6];
  > 18			u64 args_smccc64[6];
    19		};
    20	};
    21	

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

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