Hi Chintan,

kernel test robot noticed the following build errors:

[auto build test ERROR on staging/staging-testing]

url:    
https://github.com/intel-lab-lkp/linux/commits/Chintan-Patel/staging-fbtft-use-dev_of_fbinfo-instead-of-info-dev/20260112-091221
base:   staging/staging-testing
patch link:    
https://lore.kernel.org/r/20260112010740.186248-1-chintanlike%40gmail.com
patch subject: [PATCH v5] staging: fbtft: use dev_of_fbinfo() instead of 
info->dev
config: sh-allmodconfig 
(https://download.01.org/0day-ci/archive/20260113/[email protected]/config)
compiler: sh4-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): 
(https://download.01.org/0day-ci/archive/20260113/[email protected]/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <[email protected]>
| Closes: 
https://lore.kernel.org/oe-kbuild-all/[email protected]/

All errors (new ones prefixed by >>):

   drivers/staging/fbtft/fbtft-core.c: In function 'fbtft_fb_setcolreg':
>> drivers/staging/fbtft/fbtft-core.c:367:30: error: implicit declaration of 
>> function 'dev_of_fbinfo'; did you mean 'dev_info'? 
>> [-Wimplicit-function-declaration]
     367 |         struct device *dev = dev_of_fbinfo(info);
         |                              ^~~~~~~~~~~~~
         |                              dev_info
>> drivers/staging/fbtft/fbtft-core.c:367:30: error: initialization of 'struct 
>> device *' from 'int' makes pointer from integer without a cast 
>> [-Wint-conversion]
   drivers/staging/fbtft/fbtft-core.c: In function 'fbtft_fb_blank':
   drivers/staging/fbtft/fbtft-core.c:393:30: error: initialization of 'struct 
device *' from 'int' makes pointer from integer without a cast 
[-Wint-conversion]
     393 |         struct device *dev = dev_of_fbinfo(info);
         |                              ^~~~~~~~~~~~~
   drivers/staging/fbtft/fbtft-core.c: In function 'fbtft_register_framebuffer':
   drivers/staging/fbtft/fbtft-core.c:744:30: error: initialization of 'struct 
device *' from 'int' makes pointer from integer without a cast 
[-Wint-conversion]
     744 |         struct device *dev = dev_of_fbinfo(fb_info);
         |                              ^~~~~~~~~~~~~


vim +367 drivers/staging/fbtft/fbtft-core.c

   360  
   361  static int fbtft_fb_setcolreg(unsigned int regno, unsigned int red,
   362                                unsigned int green, unsigned int blue,
   363                                unsigned int transp, struct fb_info *info)
   364  {
   365          unsigned int val;
   366          int ret = 1;
 > 367          struct device *dev = dev_of_fbinfo(info);
   368  
   369          dev_dbg(dev,
   370                  "%s(regno=%u, red=0x%X, green=0x%X, blue=0x%X, 
trans=0x%X)\n",
   371                  __func__, regno, red, green, blue, transp);
   372  
   373          switch (info->fix.visual) {
   374          case FB_VISUAL_TRUECOLOR:
   375                  if (regno < 16) {
   376                          u32 *pal = info->pseudo_palette;
   377  
   378                          val  = chan_to_field(red,   &info->var.red);
   379                          val |= chan_to_field(green, &info->var.green);
   380                          val |= chan_to_field(blue,  &info->var.blue);
   381  
   382                          pal[regno] = val;
   383                          ret = 0;
   384                  }
   385                  break;
   386          }
   387          return ret;
   388  }
   389  

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

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