[wens:sunxi-wip 27/29] sound/soc/sunxi/sun4i-codec.c:2118:35: warning: 'sun55i_codec_ch_vol_scale' defined but not used

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

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/wens/linux.git sunxi-wip
head:   1cdb4d4846ffaddce6d648dbbfcdcca78f8a0bcc
commit: ef6aea06096134a7e805db2283ed108274414319 [27/29] ASoC: sun4i-codec: Support playback for A523 SoC family's audio codec
config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20260516/202605161000.Kv6gmLQc-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260516/202605161000.Kv6gmLQc-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/202605161000.Kv6gmLQc-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from sound/soc/sunxi/sun4i-codec.c:20:
   sound/soc/sunxi/sun4i-codec.c:2419:37: error: 'SUN55I_CODEC_ADC_FIFOC' undeclared here (not in a function); did you mean 'SUN55I_CODEC_DAC_FIFOC'?
    2419 |         .reg_adc_fifoc  = REG_FIELD(SUN55I_CODEC_ADC_FIFOC, 0, 31),
         |                                     ^~~~~~~~~~~~~~~~~~~~~~
   include/linux/regmap.h:1464:40: note: in definition of macro 'REG_FIELD'
    1464 |                                 .reg = _reg,    \
         |                                        ^~~~
   sound/soc/sunxi/sun4i-codec.c:2422:27: error: 'SUN55I_CODEC_ADC_RXDATA' undeclared here (not in a function); did you mean 'SUN6I_CODEC_ADC_RXDATA'?
    2422 |         .reg_adc_rxdata = SUN55I_CODEC_ADC_RXDATA,
         |                           ^~~~~~~~~~~~~~~~~~~~~~~
         |                           SUN6I_CODEC_ADC_RXDATA
   In file included from include/sound/tlv.h:10,
                    from sound/soc/sunxi/sun4i-codec.c:31:
>> sound/soc/sunxi/sun4i-codec.c:2118:35: warning: 'sun55i_codec_ch_vol_scale' defined but not used [-Wunused-const-variable=]
    2118 | static const DECLARE_TLV_DB_SCALE(sun55i_codec_ch_vol_scale, -11925, 75, 1);
         |                                   ^~~~~~~~~~~~~~~~~~~~~~~~~
   include/uapi/sound/tlv.h:55:22: note: in definition of macro 'SNDRV_CTL_TLVD_DECLARE_DB_SCALE'
      55 |         unsigned int name[] = { \
         |                      ^~~~
   sound/soc/sunxi/sun4i-codec.c:2118:14: note: in expansion of macro 'DECLARE_TLV_DB_SCALE'
    2118 | static const DECLARE_TLV_DB_SCALE(sun55i_codec_ch_vol_scale, -11925, 75, 1);
         |              ^~~~~~~~~~~~~~~~~~~~


vim +/sun55i_codec_ch_vol_scale +2118 sound/soc/sunxi/sun4i-codec.c

  2115	
  2116	/* volume / mute controls */
  2117	static const DECLARE_TLV_DB_SCALE(sun55i_codec_dvol_scale, -7308, 116, 0);
> 2118	static const DECLARE_TLV_DB_SCALE(sun55i_codec_ch_vol_scale, -11925, 75, 1);
  2119	static const DECLARE_TLV_DB_SCALE(sun55i_codec_hp_vol_scale, -4200, 600, 0);
  2120	static const DECLARE_TLV_DB_RANGE(sun55i_codec_lineout_vol_scale,
  2121		0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
  2122		2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
  2123	);
  2124	

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