[arm-platforms:hack/vim3l-crap 2/4] drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c:23:6: error: 'sy' undeclared; did you mean 's8'?

[arm-platforms:hack/vim3l-crap 2/4] drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c:23:6: error: 'sy' undeclared; did you mean 's8'?

[kbuild test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git hack/vim3l-crap
head:   41932c0b588f27849db85be7fb1597b7900d7250
commit: fe21375d85c7b1370da2351893a6e2eeebb3b573 [2/4] dwmac: workaround random DMA reset failures
config: i386-allyesconfig (attached as .config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce:
        git checkout fe21375d85c7b1370da2351893a6e2eeebb3b573
        # save the attached .config to linux build tree
        make ARCH=i386 

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

All errors (new ones prefixed by >>):

   drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c: In function 'dwmac_dma_reset':
   drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c:23:2: error: implicit declaration of function 'dsb'; did you mean 'insb'? [-Werror=implicit-function-declaration]
     dsb(sy);
     ^~~
     insb
>> drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c:23:6: error: 'sy' undeclared (first use in this function); did you mean 's8'?
     dsb(sy);
         ^~
         s8
   drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c:23:6: note: each undeclared identifier is reported only once for each function it appears in
   cc1: some warnings being treated as errors

vim +23 drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c

    15	
    16	int dwmac_dma_reset(void __iomem *ioaddr)
    17	{
    18		u32 value;
    19	
    20	
    21		writel(0, ioaddr + DMA_CONTROL);
    22		writel(0, ioaddr + DMA_INTR_ENA);
  > 23		dsb(sy);
    24		value = readl(ioaddr + DMA_BUS_MODE);
    25	
    26		/* DMA SW reset */
    27		value = DMA_BUS_MODE_SFT_RESET;
    28		writel(value, ioaddr + DMA_BUS_MODE);
    29	
    30		dsb(sy);
    31	
    32		while (readl_poll_timeout(ioaddr + DMA_BUS_MODE, value,
    33					  !(value & DMA_BUS_MODE_SFT_RESET),
    34					  100000, 1000000))
    35			pr_info("Reset failed\n");
    36	
    37		return 0;
    38	}
    39	

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

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