Re: [PATCH v5 2/5] media: nxp: Add i.MX8 ISI driver

[kernel test robot <lkp@intel.com>]

Hi Laurent,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 7e364e56293bb98cae1b55fd835f5991c4e96e7d]

url:    https://github.com/intel-lab-lkp/linux/commits/Laurent-Pinchart/dt-bindings-media-Add-i-MX8-ISI-DT-bindings/20230415-235823
base:   7e364e56293bb98cae1b55fd835f5991c4e96e7d
patch link:    https://lore.kernel.org/r/20230415155630.7492-3-laurent.pinchart%40ideasonboard.com
patch subject: [PATCH v5 2/5] media: nxp: Add i.MX8 ISI driver
config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20230416/202304160140.3OUrz2Ti-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/ea03ad7f3cb123ad6af86010bd0fc7db683e45b8
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Laurent-Pinchart/dt-bindings-media-Add-i-MX8-ISI-DT-bindings/20230415-235823
        git checkout ea03ad7f3cb123ad6af86010bd0fc7db683e45b8
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=mips olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/media/platform/nxp/imx8-isi/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304160140.3OUrz2Ti-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c: In function 'mxc_isi_channel_set_inbuf':
>> drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c:33:5: warning: "CONFIG_ARCH_DMA_ADDR_T_64BIT" is not defined, evaluates to 0 [-Wundef]
      33 | #if CONFIG_ARCH_DMA_ADDR_T_64BIT
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c: In function 'mxc_isi_channel_set_outbuf':
   drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c:51:5: warning: "CONFIG_ARCH_DMA_ADDR_T_64BIT" is not defined, evaluates to 0 [-Wundef]
      51 | #if CONFIG_ARCH_DMA_ADDR_T_64BIT
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c:66:5: warning: "CONFIG_ARCH_DMA_ADDR_T_64BIT" is not defined, evaluates to 0 [-Wundef]
      66 | #if CONFIG_ARCH_DMA_ADDR_T_64BIT
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/CONFIG_ARCH_DMA_ADDR_T_64BIT +33 drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c

    25	
    26	/* -----------------------------------------------------------------------------
    27	 * Buffers & M2M operation
    28	 */
    29	
    30	void mxc_isi_channel_set_inbuf(struct mxc_isi_pipe *pipe, dma_addr_t dma_addr)
    31	{
    32		mxc_isi_write(pipe, CHNL_IN_BUF_ADDR, dma_addr);
  > 33	#if CONFIG_ARCH_DMA_ADDR_T_64BIT
    34		if (pipe->isi->pdata->has_36bit_dma)
    35			mxc_isi_write(pipe, CHNL_IN_BUF_XTND_ADDR, dma_addr >> 32);
    36	#endif
    37	}
    38	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests