[microchip-ung-linux-upstream:v5.10-webstax 58/88] drivers/mtd/nand/raw/vcoreiii_nand.c:71:16: warning: cast from pointer to integer of different size

[microchip-ung-linux-upstream:v5.10-webstax 58/88] drivers/mtd/nand/raw/vcoreiii_nand.c:71:16: warning: cast from pointer to integer of different size

[kernel test robot]

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tree:   https://github.com/microchip-ung/linux-upstream.git v5.10-webstax
head:   0c603c93d534e71ceee9485bfe1b0b75561efb0e
commit: bc840aa16f4e573a1eeba3d53b23ceeb61c0575b [58/88] mtd: rawnand: ocelot: Add vcoreiii parallel interface NAND driver
config: s390-allyesconfig (attached as .config)
compiler: s390-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://github.com/microchip-ung/linux-upstream/commit/bc840aa16f4e573a1eeba3d53b23ceeb61c0575b
        git remote add microchip-ung-linux-upstream https://github.com/microchip-ung/linux-upstream.git
        git fetch --no-tags microchip-ung-linux-upstream v5.10-webstax
        git checkout bc840aa16f4e573a1eeba3d53b23ceeb61c0575b
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 

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

All warnings (new ones prefixed by >>):

   drivers/mtd/nand/raw/vcoreiii_nand.c: In function 'vcoreiii_nand_cmd_ctrl':
>> drivers/mtd/nand/raw/vcoreiii_nand.c:71:16: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
      71 |   u32 ioaddr = (u32) this->legacy.IO_ADDR_R;
         |                ^
>> drivers/mtd/nand/raw/vcoreiii_nand.c:77:28: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
      77 |   this->legacy.IO_ADDR_W = (void __iomem *)ioaddr;
         |                            ^

vim +71 drivers/mtd/nand/raw/vcoreiii_nand.c

    63	
    64	/* hardware specific access to control-lines */
    65	static void vcoreiii_nand_cmd_ctrl(struct nand_chip *this, int cmd,
    66					   unsigned int ctrl)
    67	{
    68		struct mtd_info *mtd = nand_to_mtd(this);
    69		if (ctrl & NAND_CTRL_CHANGE) {
    70			struct mscc_nand_data *host = mtd_to_mscc(mtd);
  > 71			u32 ioaddr = (u32) this->legacy.IO_ADDR_R;
    72			if(ctrl & NAND_CLE) {
    73				ioaddr |= host->props->cle_mask;
    74			} else if(ctrl & NAND_ALE) {
    75				ioaddr |= host->props->ale_mask;
    76			}
  > 77			this->legacy.IO_ADDR_W = (void __iomem *)ioaddr;
    78		}
    79		if (cmd != NAND_CMD_NONE) {
    80			__raw_writeb(cmd, this->legacy.IO_ADDR_W);
    81			wmb();
    82		}
    83	}
    84	

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

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