Re: [PATCH v2 2/2] !!! TESTING ONLY !!! Allow compile virt-dma users on ARM64 platform

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

Hi Alexander,

kernel test robot noticed the following build errors:

[auto build test ERROR on vkoul-dmaengine/next]
[also build test ERROR on shawnguo/for-next sunxi/sunxi/for-next lee-mfd/for-mfd-next linus/master v6.16-rc2 next-20250617]
[cannot apply to atorgue-stm32/stm32-next lee-mfd/for-mfd-fixes]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Alexander-Kochetkov/dmaengine-virt-dma-convert-tasklet-to-BH-workqueue-for-callback-invocation/20250616-205118
base:   https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next
patch link:    https://lore.kernel.org/r/20250616124934.141782-3-al.kochet%40gmail.com
patch subject: [PATCH v2 2/2] !!! TESTING ONLY !!! Allow compile virt-dma users on ARM64 platform
config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20250617/202506172031.WOhp9AYg-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250617/202506172031.WOhp9AYg-lkp@intel.com/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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202506172031.WOhp9AYg-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/dma/fsldma.c:37:
   drivers/dma/fsldma.c: In function 'set_sr':
>> drivers/dma/fsldma.h:254:25: error: implicit declaration of function 'fsl_iowrite32be'; did you mean 'iowrite32be'? [-Wimplicit-function-declaration]
     254 |                         fsl_iowrite##width##be(val, addr) : fsl_iowrite \
         |                         ^~~~~~~~~~~
   drivers/dma/fsldma.c:52:9: note: in expansion of macro 'FSL_DMA_OUT'
      52 |         FSL_DMA_OUT(chan, &chan->regs->sr, val, 32);
         |         ^~~~~~~~~~~
>> drivers/dma/fsldma.h:254:61: error: implicit declaration of function 'fsl_iowrite32'; did you mean 'gf_iowrite32'? [-Wimplicit-function-declaration]
     254 |                         fsl_iowrite##width##be(val, addr) : fsl_iowrite \
         |                                                             ^~~~~~~~~~~
   drivers/dma/fsldma.c:52:9: note: in expansion of macro 'FSL_DMA_OUT'
      52 |         FSL_DMA_OUT(chan, &chan->regs->sr, val, 32);
         |         ^~~~~~~~~~~
   drivers/dma/fsldma.c: In function 'get_sr':
>> drivers/dma/fsldma.h:250:25: error: implicit declaration of function 'fsl_ioread32be'; did you mean 'ioread32be'? [-Wimplicit-function-declaration]
     250 |                         fsl_ioread##width##be(addr) : fsl_ioread##width(addr))
         |                         ^~~~~~~~~~
   drivers/dma/fsldma.c:57:16: note: in expansion of macro 'FSL_DMA_IN'
      57 |         return FSL_DMA_IN(chan, &chan->regs->sr, 32);
         |                ^~~~~~~~~~
>> drivers/dma/fsldma.h:250:55: error: implicit declaration of function 'fsl_ioread32'; did you mean 'gf_ioread32'? [-Wimplicit-function-declaration]
     250 |                         fsl_ioread##width##be(addr) : fsl_ioread##width(addr))
         |                                                       ^~~~~~~~~~
   drivers/dma/fsldma.c:57:16: note: in expansion of macro 'FSL_DMA_IN'
      57 |         return FSL_DMA_IN(chan, &chan->regs->sr, 32);
         |                ^~~~~~~~~~
   drivers/dma/fsldma.c: In function 'set_cdar':
>> drivers/dma/fsldma.h:254:25: error: implicit declaration of function 'fsl_iowrite64be' [-Wimplicit-function-declaration]
     254 |                         fsl_iowrite##width##be(val, addr) : fsl_iowrite \
         |                         ^~~~~~~~~~~
   drivers/dma/fsldma.c:72:9: note: in expansion of macro 'FSL_DMA_OUT'
      72 |         FSL_DMA_OUT(chan, &chan->regs->cdar, addr | FSL_DMA_SNEN, 64);
         |         ^~~~~~~~~~~
>> drivers/dma/fsldma.h:254:61: error: implicit declaration of function 'fsl_iowrite64' [-Wimplicit-function-declaration]
     254 |                         fsl_iowrite##width##be(val, addr) : fsl_iowrite \
         |                                                             ^~~~~~~~~~~
   drivers/dma/fsldma.c:72:9: note: in expansion of macro 'FSL_DMA_OUT'
      72 |         FSL_DMA_OUT(chan, &chan->regs->cdar, addr | FSL_DMA_SNEN, 64);
         |         ^~~~~~~~~~~
   drivers/dma/fsldma.c: In function 'get_cdar':
>> drivers/dma/fsldma.h:250:25: error: implicit declaration of function 'fsl_ioread64be' [-Wimplicit-function-declaration]
     250 |                         fsl_ioread##width##be(addr) : fsl_ioread##width(addr))
         |                         ^~~~~~~~~~
   drivers/dma/fsldma.c:77:16: note: in expansion of macro 'FSL_DMA_IN'
      77 |         return FSL_DMA_IN(chan, &chan->regs->cdar, 64) & ~FSL_DMA_SNEN;
         |                ^~~~~~~~~~
>> drivers/dma/fsldma.h:250:55: error: implicit declaration of function 'fsl_ioread64' [-Wimplicit-function-declaration]
     250 |                         fsl_ioread##width##be(addr) : fsl_ioread##width(addr))
         |                                                       ^~~~~~~~~~
   drivers/dma/fsldma.c:77:16: note: in expansion of macro 'FSL_DMA_IN'
      77 |         return FSL_DMA_IN(chan, &chan->regs->cdar, 64) & ~FSL_DMA_SNEN;
         |                ^~~~~~~~~~
   drivers/dma/fsldma.c: In function 'fsl_chan_set_src_loop_size':
>> drivers/dma/fsldma.c:269:44: error: implicit declaration of function '__ilog2'; did you mean 'ilog2'? [-Wimplicit-function-declaration]
     269 |                 mode |= FSL_DMA_MR_SAHE | (__ilog2(size) << 14);
         |                                            ^~~~~~~
         |                                            ilog2


vim +254 drivers/dma/fsldma.h

a1ff82a9c165ba Peng Ma   2018-10-30  247  
a1ff82a9c165ba Peng Ma   2018-10-30  248  #define FSL_DMA_IN(fsl_dma, addr, width)			\
a1ff82a9c165ba Peng Ma   2018-10-30  249  		(((fsl_dma)->feature & FSL_DMA_BIG_ENDIAN) ?	\
a1ff82a9c165ba Peng Ma   2018-10-30 @250  			fsl_ioread##width##be(addr) : fsl_ioread##width(addr))
a1ff82a9c165ba Peng Ma   2018-10-30  251  
a1ff82a9c165ba Peng Ma   2018-10-30  252  #define FSL_DMA_OUT(fsl_dma, addr, val, width)			\
a1ff82a9c165ba Peng Ma   2018-10-30  253  		(((fsl_dma)->feature & FSL_DMA_BIG_ENDIAN) ?	\
a1ff82a9c165ba Peng Ma   2018-10-30 @254  			fsl_iowrite##width##be(val, addr) : fsl_iowrite	\
a1ff82a9c165ba Peng Ma   2018-10-30  255  		##width(val, addr))
173acc7ce8538f Zhang Wei 2008-03-01  256  

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