[linux-next:master 7039/7280] include/linux/mfd/tmio.h:21:37: error: implicit declaration of function 'writesw'; did you mean

[linux-next:master 7039/7280] include/linux/mfd/tmio.h:21:37: error: implicit declaration of function 'writesw'; did you mean

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   95065cb54210eba86bed10cb2118041524d54573
commit: 4939ba4aa4adfa7f118c5f6440d46f69359f34a8 [7039/7280] mtd: rawnand: tmio: Allow compile testing
config: alpha-allmodconfig (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=4939ba4aa4adfa7f118c5f6440d46f69359f34a8
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 4939ba4aa4adfa7f118c5f6440d46f69359f34a8
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=alpha 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   In file included from drivers/mtd/nand/raw/tmio_nand.c:30:
   drivers/mtd/nand/raw/tmio_nand.c: In function 'tmio_nand_write_buf':
>> include/linux/mfd/tmio.h:21:37: error: implicit declaration of function 'writesw'; did you mean 'writew'? [-Werror=implicit-function-declaration]
      21 | #define tmio_iowrite16_rep(r, b, l) writesw(r, b, l)
         |                                     ^~~~~~~
   drivers/mtd/nand/raw/tmio_nand.c:247:2: note: in expansion of macro 'tmio_iowrite16_rep'
     247 |  tmio_iowrite16_rep(tmio->fcr + FCR_DATA, buf, len >> 1);
         |  ^~~~~~~~~~~~~~~~~~
   drivers/mtd/nand/raw/tmio_nand.c: In function 'tmio_nand_read_buf':
>> include/linux/mfd/tmio.h:15:36: error: implicit declaration of function 'readsw'; did you mean 'readw'? [-Werror=implicit-function-declaration]
      15 | #define tmio_ioread16_rep(r, b, l) readsw(r, b, l)
         |                                    ^~~~~~
   drivers/mtd/nand/raw/tmio_nand.c:254:2: note: in expansion of macro 'tmio_ioread16_rep'
     254 |  tmio_ioread16_rep(tmio->fcr + FCR_DATA, buf, len >> 1);
         |  ^~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +21 include/linux/mfd/tmio.h

b53cde3557b8f97 Dmitry Eremin-Solenikov 2008-10-15  12  
d3a2f71853ce543 Ian Molton              2008-07-31  13  #define tmio_ioread8(addr) readb(addr)
d3a2f71853ce543 Ian Molton              2008-07-31  14  #define tmio_ioread16(addr) readw(addr)
d3a2f71853ce543 Ian Molton              2008-07-31 @15  #define tmio_ioread16_rep(r, b, l) readsw(r, b, l)
d3a2f71853ce543 Ian Molton              2008-07-31  16  #define tmio_ioread32(addr) \
d3a2f71853ce543 Ian Molton              2008-07-31  17  	(((u32)readw((addr))) | (((u32)readw((addr) + 2)) << 16))
d3a2f71853ce543 Ian Molton              2008-07-31  18  
d3a2f71853ce543 Ian Molton              2008-07-31  19  #define tmio_iowrite8(val, addr) writeb((val), (addr))
d3a2f71853ce543 Ian Molton              2008-07-31  20  #define tmio_iowrite16(val, addr) writew((val), (addr))
d3a2f71853ce543 Ian Molton              2008-07-31 @21  #define tmio_iowrite16_rep(r, b, l) writesw(r, b, l)
d3a2f71853ce543 Ian Molton              2008-07-31  22  #define tmio_iowrite32(val, addr) \
d3a2f71853ce543 Ian Molton              2008-07-31  23  	do { \
d3a2f71853ce543 Ian Molton              2008-07-31  24  		writew((val),       (addr)); \
d3a2f71853ce543 Ian Molton              2008-07-31  25  		writew((val) >> 16, (addr) + 2); \
d3a2f71853ce543 Ian Molton              2008-07-31  26  	} while (0)
d3a2f71853ce543 Ian Molton              2008-07-31  27  

:::::: The code at line 21 was first introduced by commit
:::::: d3a2f71853ce543c5515d4982e202751e15b0b6d mfd: TMIO MMC structures and accessors.

:::::: TO: Ian Molton <spyro@f2s.com>
:::::: CC: Samuel Ortiz <sameo@openedhand.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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