[net-next:master 249/416] emac.c:undefined reference to `bad_dma_ops'

[kbuild test robot <fengguang.wu@intel.com>]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master
head:   878786d95e07ce2f5fb6e3cd8a6c2ed320339196
commit: b9b17debc69d27cd55e21ee51a5ba7fc50a426cf [249/416] net: emac: emac gigabit ethernet controller driver
config: m32r-allyesconfig (attached as .config)
compiler: m32r-linux-gcc (GCC) 6.2.0
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout b9b17debc69d27cd55e21ee51a5ba7fc50a426cf
        # save the attached .config to linux build tree
        make.cross ARCH=m32r 

All errors (new ones prefixed by >>):

   drivers/built-in.o: In function `emac_probe':
>> emac.c:(.text+0x3de178): undefined reference to `bad_dma_ops'
   emac.c:(.text+0x3de180): undefined reference to `bad_dma_ops'
   drivers/built-in.o: In function `emac_tx_q_descs_free':
>> emac-mac.c:(.text+0x3de924): undefined reference to `bad_dma_ops'
   emac-mac.c:(.text+0x3de928): undefined reference to `bad_dma_ops'
   drivers/built-in.o: In function `emac_rx_q_free_descs':
   emac-mac.c:(.text+0x3de9f8): undefined reference to `bad_dma_ops'
   drivers/built-in.o:emac-mac.c:(.text+0x3de9fc): more undefined references to `bad_dma_ops' follow
   sound/built-in.o: In function `snd_pcm_lib_default_mmap':
   (.text+0xfc64): undefined reference to `dma_common_mmap'
   sound/built-in.o: In function `snd_pcm_lib_default_mmap':
   (.text+0xfc64): relocation truncated to fit: R_M32R_26_PCREL_RELA against undefined symbol `dma_common_mmap'
   sound/built-in.o: In function `cygnus_pcm_preallocate_dma_buffer':
   cygnus-pcm.c:(.text+0x10fff0): undefined reference to `bad_dma_ops'
   cygnus-pcm.c:(.text+0x10fff4): undefined reference to `bad_dma_ops'
   cygnus-pcm.c:(.text+0x110028): undefined reference to `bad_dma_ops'
   sound/built-in.o: In function `cygnus_dma_free_dma_buffers':
   cygnus-pcm.c:(.text+0x110128): undefined reference to `bad_dma_ops'
   cygnus-pcm.c:(.text+0x110130): undefined reference to `bad_dma_ops'
   sound/built-in.o:cygnus-pcm.c:(.text+0x1101c8): more undefined references to `bad_dma_ops' follow

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