From: kernel test robot <lkp@intel.com>
To: "Chen-Yu Tsai" <wens@kernel.org>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: [wens:sunxi-wip 22/36] sound/soc/sunxi/sun4i-codec.c:2129:35: warning: unused variable 'sun55i_codec_ch_vol_scale'
Date: Sat, 31 Oct 2026 02:58:30 +0100 [thread overview]
Message-ID: <202610310223.7XZcyVgO-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/wens/linux.git sunxi-wip
head: e8e10ee67982c55fd3900953641c680a2fbef1c6
commit: 26aaaa5549cb3eb3943ab92ffdfbe36a8eacda2e [22/36] ASoC: sun4i-codec: Support playback for A523 SoC family's audio codec
config: arm-randconfig-2001-20261030 (https://download.01.org/0day-ci/archive/20261031/202610310223.7XZcyVgO-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261031/202610310223.7XZcyVgO-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/202610310223.7XZcyVgO-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> sound/soc/sunxi/sun4i-codec.c:2129:35: warning: unused variable 'sun55i_codec_ch_vol_scale' [-Wunused-const-variable]
2129 | static const DECLARE_TLV_DB_SCALE(sun55i_codec_ch_vol_scale, -11925, 75, 1);
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/sound/tlv.h:22:31: note: expanded from macro 'DECLARE_TLV_DB_SCALE'
22 | #define DECLARE_TLV_DB_SCALE SNDRV_CTL_TLVD_DECLARE_DB_SCALE
| ^
include/uapi/sound/tlv.h:55:15: note: expanded from macro 'SNDRV_CTL_TLVD_DECLARE_DB_SCALE'
55 | unsigned int name[] = { \
| ^~~~
1 warning generated.
vim +/sun55i_codec_ch_vol_scale +2129 sound/soc/sunxi/sun4i-codec.c
2126
2127 /* volume / mute controls */
2128 static const DECLARE_TLV_DB_SCALE(sun55i_codec_dvol_scale, -7308, 116, 0);
> 2129 static const DECLARE_TLV_DB_SCALE(sun55i_codec_ch_vol_scale, -11925, 75, 1);
2130 static const DECLARE_TLV_DB_SCALE(sun55i_codec_hp_vol_scale, -4200, 600, 0);
2131 static const DECLARE_TLV_DB_RANGE(sun55i_codec_lineout_vol_scale,
2132 0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
2133 2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
2134 );
2135 static const char * const sun55i_codec_cpldo_volt_enum_text[] = {
2136 "0.9V", "1.0V", "1.1V", "1.2V"
2137 };
2138 static SOC_ENUM_SINGLE_DECL(sun55i_codec_cpldo_volt_enum, SUN55I_CODEC_DAC,
2139 SUN55I_CODEC_DAC_CPLDO_VOLT,
2140 sun55i_codec_cpldo_volt_enum_text);
2141
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-10-31 1:59 UTC|newest]
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