[morimoto:sound-cleanup-2026-03-27 95/106] sound/soc/pxa/mmp-sspa.c:110:23: error: call to undeclared function 'snd_soc_dai_to_dev'; ISO C99 and later do not support implicit function declarations

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

tree:   https://github.com/morimoto/linux sound-cleanup-2026-03-27
head:   b547ff73a13ed8ce92e8e208ccd27884077b160b
commit: 09f6604cc02792c7e69777d60b23ac6314ee428c [95/106] dai
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20260328/202603280124.IoW0q20u-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260328/202603280124.IoW0q20u-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/202603280124.IoW0q20u-lkp@intel.com/

All errors (new ones prefixed by >>):

>> sound/soc/pxa/mmp-sspa.c:110:23: error: call to undeclared function 'snd_soc_dai_to_dev'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     110 |         struct device *dev = snd_soc_dai_to_dev(cpu_dai);
         |                              ^
   sound/soc/pxa/mmp-sspa.c:110:23: note: did you mean 'snd_soc_dapm_to_dev'?
   include/sound/soc-dapm.h:643:16: note: 'snd_soc_dapm_to_dev' declared here
     643 | struct device *snd_soc_dapm_to_dev(struct snd_soc_dapm_context *dapm);
         |                ^
>> sound/soc/pxa/mmp-sspa.c:110:17: error: incompatible integer to pointer conversion initializing 'struct device *' with an expression of type 'int' [-Wint-conversion]
     110 |         struct device *dev = snd_soc_dai_to_dev(cpu_dai);
         |                        ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~
   sound/soc/pxa/mmp-sspa.c:138:23: error: call to undeclared function 'snd_soc_dai_to_dev'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     138 |         struct device *dev = snd_soc_dai_to_dev(cpu_dai);
         |                              ^
   sound/soc/pxa/mmp-sspa.c:138:17: error: incompatible integer to pointer conversion initializing 'struct device *' with an expression of type 'int' [-Wint-conversion]
     138 |         struct device *dev = snd_soc_dai_to_dev(cpu_dai);
         |                        ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~
   sound/soc/pxa/mmp-sspa.c:216:23: error: call to undeclared function 'snd_soc_dai_to_dev'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     216 |         struct device *dev = snd_soc_dai_to_dev(dai);
         |                              ^
   sound/soc/pxa/mmp-sspa.c:216:17: error: incompatible integer to pointer conversion initializing 'struct device *' with an expression of type 'int' [-Wint-conversion]
     216 |         struct device *dev = snd_soc_dai_to_dev(dai);
         |                        ^     ~~~~~~~~~~~~~~~~~~~~~~~
   sound/soc/pxa/mmp-sspa.c:327:23: error: call to undeclared function 'snd_soc_dai_to_dev'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     327 |         struct device *dev = snd_soc_dai_to_dev(dai);
         |                              ^
   sound/soc/pxa/mmp-sspa.c:327:17: error: incompatible integer to pointer conversion initializing 'struct device *' with an expression of type 'int' [-Wint-conversion]
     327 |         struct device *dev = snd_soc_dai_to_dev(dai);
         |                        ^     ~~~~~~~~~~~~~~~~~~~~~~~
   8 errors generated.


vim +/snd_soc_dai_to_dev +110 sound/soc/pxa/mmp-sspa.c

   102	
   103	/*
   104	 * Set the SSP ports SYSCLK.
   105	 */
   106	static int mmp_sspa_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
   107					    int clk_id, unsigned int freq, int dir)
   108	{
   109		struct sspa_priv *sspa = snd_soc_dai_get_drvdata(cpu_dai);
 > 110		struct device *dev = snd_soc_dai_to_dev(cpu_dai);
   111		int ret = 0;
   112	
   113		if (dev->of_node)
   114			return -ENOTSUPP;
   115	
   116		switch (clk_id) {
   117		case MMP_SSPA_CLK_AUDIO:
   118			ret = clk_set_rate(sspa->audio_clk, freq);
   119			if (ret)
   120				return ret;
   121			break;
   122		case MMP_SSPA_CLK_PLL:
   123		case MMP_SSPA_CLK_VCXO:
   124			/* not support yet */
   125			return -EINVAL;
   126		default:
   127			return -EINVAL;
   128		}
   129	
   130		return 0;
   131	}
   132	

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