Re: [PATCH] media: hantro: Use vb2_get_buffer

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

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Hi Ezequiel,

I love your patch! Yet something to improve:

[auto build test ERROR on linuxtv-media/master]
[also build test ERROR on next-20190621]
[cannot apply to v5.2-rc5]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Ezequiel-Garcia/media-hantro-Use-vb2_get_buffer/20190622-022557
base:   git://linuxtv.org/media_tree.git master
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 7.4.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=arm 

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

All error/warnings (new ones prefixed by >>):

   drivers/staging//media/hantro/hantro_drv.c: In function 'hantro_get_ref':
>> drivers/staging//media/hantro/hantro_drv.c:54:8: error: implicit declaration of function 'vb2_get_buffer'; did you mean 'vb2_expbuf'? [-Werror=implicit-function-declaration]
     buf = vb2_get_buffer(q, index);
           ^~~~~~~~~~~~~~
           vb2_expbuf
>> drivers/staging//media/hantro/hantro_drv.c:54:6: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
     buf = vb2_get_buffer(q, index);
         ^
   cc1: some warnings being treated as errors

vim +54 drivers/staging//media/hantro/hantro_drv.c

    45	
    46	dma_addr_t hantro_get_ref(struct vb2_queue *q, u64 ts)
    47	{
    48		struct vb2_buffer *buf;
    49		int index;
    50	
    51		index = vb2_find_timestamp(q, ts, 0);
    52		if (index < 0)
    53			return 0;
  > 54		buf = vb2_get_buffer(q, index);
    55		return vb2_dma_contig_plane_dma_addr(buf, 0);
    56	}
    57	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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