Hi Stu,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on drm/drm-next]
[also build test ERROR on v4.17-rc6 next-20180517]
[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/stu-hsieh-mediatek-com/Add-support-for-mediatek-SOC-MT2712/20180525-211114
base:   git://people.freedesktop.org/~airlied/linux.git drm-next
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
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
        make.cross ARCH=arm 

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

>> drivers/gpu//drm/mediatek/mtk_drm_drv.c:165:2: error: 'DDP_COMPONENT_DPI1' 
>> undeclared here (not in a function); did you mean 'DDP_COMPONENT_DSI1'?
     DDP_COMPONENT_DPI1,
     ^~~~~~~~~~~~~~~~~~
     DDP_COMPONENT_DSI1
>> drivers/gpu//drm/mediatek/mtk_drm_drv.c:171:2: error: 'DDP_COMPONENT_DSI2' 
>> undeclared here (not in a function); did you mean 'DDP_COMPONENT_DSI1'?
     DDP_COMPONENT_DSI2,
     ^~~~~~~~~~~~~~~~~~
     DDP_COMPONENT_DSI1
>> drivers/gpu//drm/mediatek/mtk_drm_drv.c:171:2: error: incompatible types 
>> when initializing type 'enum mtk_ddp_comp_id' using type 'const enum 
>> mtk_ddp_comp_id *'
>> drivers/gpu//drm/mediatek/mtk_drm_drv.c:207:16: warning: initialization 
>> discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
     .third_path = mt2712_mtk_ddp_third,
                   ^~~~~~~~~~~~~~~~~~~~

vim +165 drivers/gpu//drm/mediatek/mtk_drm_drv.c

   158  
   159  static const enum mtk_ddp_comp_id mt2712_mtk_ddp_ext[] = {
   160          DDP_COMPONENT_OVL1,
   161          DDP_COMPONENT_COLOR1,
   162          DDP_COMPONENT_AAL1,
   163          DDP_COMPONENT_OD1,
   164          DDP_COMPONENT_RDMA1,
 > 165          DDP_COMPONENT_DPI1,
   166          DDP_COMPONENT_PWM1,
   167  };
   168  
   169  static const enum mtk_ddp_comp_id mt2712_mtk_ddp_third[] = {
   170          DDP_COMPONENT_RDMA2,
 > 171          DDP_COMPONENT_DSI2,
   172          DDP_COMPONENT_PWM2,
   173  };
   174  
   175  static const enum mtk_ddp_comp_id mt8173_mtk_ddp_main[] = {
   176          DDP_COMPONENT_OVL0,
   177          DDP_COMPONENT_COLOR0,
   178          DDP_COMPONENT_AAL0,
   179          DDP_COMPONENT_OD0,
   180          DDP_COMPONENT_RDMA0,
   181          DDP_COMPONENT_UFOE,
   182          DDP_COMPONENT_DSI0,
   183          DDP_COMPONENT_PWM0,
   184  };
   185  
   186  static const enum mtk_ddp_comp_id mt8173_mtk_ddp_ext[] = {
   187          DDP_COMPONENT_OVL1,
   188          DDP_COMPONENT_COLOR1,
   189          DDP_COMPONENT_GAMMA,
   190          DDP_COMPONENT_RDMA1,
   191          DDP_COMPONENT_DPI0,
   192  };
   193  
   194  static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = {
   195          .main_path = mt2701_mtk_ddp_main,
   196          .main_len = ARRAY_SIZE(mt2701_mtk_ddp_main),
   197          .ext_path = mt2701_mtk_ddp_ext,
   198          .ext_len = ARRAY_SIZE(mt2701_mtk_ddp_ext),
   199          .shadow_register = true,
   200  };
   201  
   202  static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = {
   203          .main_path = mt2712_mtk_ddp_main,
   204          .main_len = ARRAY_SIZE(mt2712_mtk_ddp_main),
   205          .ext_path = mt2712_mtk_ddp_ext,
   206          .ext_len = ARRAY_SIZE(mt2712_mtk_ddp_ext),
 > 207          .third_path = mt2712_mtk_ddp_third,
   208          .third_len = ARRAY_SIZE(mt2712_mtk_ddp_third),
   209  };
   210  

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

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