tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git topic/rt5670 head: 6c28ce3c425e32d372c7c6ee98d3c3711f13ad69 commit: 6c28ce3c425e32d372c7c6ee98d3c3711f13ad69 [3/3] ASoC: rt5670: move set_sysclk to codec level config: xtensa-allmodconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 4.9.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 6c28ce3c425e32d372c7c6ee98d3c3711f13ad69 # save the attached .config to linux build tree make.cross ARCH=xtensa

All warnings (new ones prefixed by >>):

sound/soc//codecs/rt5670.c: In function 'rt5670_set_codec_sysclk': sound/soc//codecs/rt5670.c:2448:57: error: 'codec' undeclared (first use in this function) struct rt5670_priv *rt5670 = snd_soc_codec_get_drvdata(codec); ^ sound/soc//codecs/rt5670.c:2448:57: note: each undeclared identifier is reported only once for each function it appears in sound/soc//codecs/rt5670.c: At top level:

...

sound/soc//codecs/rt5670.c:2775:2: warning: initialization from incompatible pointer type

.set_sysclk = rt5670_set_codec_sysclk, ^ sound/soc//codecs/rt5670.c:2775:2: warning: (near initialization for 'soc_codec_dev_rt5670.set_sysclk')

vim +2775 sound/soc//codecs/rt5670.c

2759 .channels_min = 1, 2760 .channels_max = 2, 2761 .rates = RT5670_STEREO_RATES, 2762 .formats = RT5670_FORMATS, 2763 }, 2764 .ops = &rt5670_aif_dai_ops, 2765 }, 2766 }; 2767 2768 static struct snd_soc_codec_driver soc_codec_dev_rt5670 = { 2769 .probe = rt5670_probe, 2770 .remove = rt5670_remove, 2771 .suspend = rt5670_suspend, 2772 .resume = rt5670_resume, 2773 .set_bias_level = rt5670_set_bias_level, 2774 .idle_bias_off = true,

2775 .set_sysclk = rt5670_set_codec_sysclk,

2776 .component_driver = { 2777 .controls = rt5670_snd_controls, 2778 .num_controls = ARRAY_SIZE(rt5670_snd_controls), 2779 .dapm_widgets = rt5670_dapm_widgets, 2780 .num_dapm_widgets = ARRAY_SIZE(rt5670_dapm_widgets), 2781 .dapm_routes = rt5670_dapm_routes, 2782 .num_dapm_routes = ARRAY_SIZE(rt5670_dapm_routes), 2783 },

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