linux-kernel - [esmil:visionfive 58/61] ERROR: modpost: "arch_setup_dma_ops" [drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine

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Date:   Tue, 15 Mar 2022 14:43:49 +0800
From:   kernel test robot <lkp@...el.com>
To:     Atish Patra <atish.patra@....com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Emil Renner Berthing <kernel@...il.dk>
Subject: [esmil:visionfive 58/61] ERROR: modpost: "arch_setup_dma_ops"
 [drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.ko] undefined!

tree:   https://github.com/esmil/linux visionfive
head:   ab93b1bae004d1d7f4c795e15ea6ed6478d2789c
commit: 934d9f79bd88d515916fc39f0fa0c4c5d3e6d5ed [58/61] RISC-V: Support non-coherent DMA operations
config: riscv-allmodconfig (https://download.01.org/0day-ci/archive/20220315/202203151435.QVWE4rZm-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 11.2.0
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/esmil/linux/commit/934d9f79bd88d515916fc39f0fa0c4c5d3e6d5ed
        git remote add esmil https://github.com/esmil/linux
        git fetch --no-tags esmil visionfive
        git checkout 934d9f79bd88d515916fc39f0fa0c4c5d3e6d5ed
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv SHELL=/bin/bash

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

All errors (new ones prefixed by >>, old ones prefixed by <<):

ERROR: modpost: missing MODULE_LICENSE() in drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.o
>> ERROR: modpost: "arch_setup_dma_ops" [drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.ko] undefined!

---
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