Hi Mark
rt5514-spi DRV_NAME is defined by "platform" side replace patch.
We can find it on mark/topic/component-platform branch
9fe3b2bac02c6d06724d526b0245568bca49349f
("ASoC: rt5514-spi: replace platform to component")
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git topic/rt5514
> head: 890861aa85043cc9d99a01e1bd26883722e95243
> commit: 04e8262ac8c3f59599ea6dfe5cd1a039828ea4ad [1/3] ASoC: rt5514: replace codec to component
> config: x86_64-randconfig-s1-03021352 (attached as .config)
> compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026
> reproduce:
> git checkout 04e8262ac8c3f59599ea6dfe5cd1a039828ea4ad
> # save the attached .config to linux build tree
> make ARCH=x86_64
>
> All errors (new ones prefixed by >>):
>
> sound/soc/codecs/rt5514-spi.c: In function 'rt5514_resume':
> >> sound/soc/codecs/rt5514-spi.c:477:70: error: 'DRV_NAME' undeclared (first use in this function)
> struct snd_soc_component *component = snd_soc_lookup_component(dev, DRV_NAME);
> ^~~~~~~~
> sound/soc/codecs/rt5514-spi.c:477:70: note: each undeclared identifier is reported only once for each function it appears in
>
> vim +/DRV_NAME +477 sound/soc/codecs/rt5514-spi.c
>
> 474
> 475 static int __maybe_unused rt5514_resume(struct device *dev)
> 476 {
> > 477 struct snd_soc_component *component = snd_soc_lookup_component(dev, DRV_NAME);
> 478 struct rt5514_dsp *rt5514_dsp =
> 479 snd_soc_component_get_drvdata(component);
> 480 int irq = to_spi_device(dev)->irq;
> 481 u8 buf[8];
> 482
> 483 if (device_may_wakeup(dev))
> 484 disable_irq_wake(irq);
> 485
> 486 if (rt5514_dsp) {
> 487 if (rt5514_dsp->substream) {
> 488 rt5514_spi_burst_read(RT5514_IRQ_CTRL, (u8 *)&buf,
> 489 sizeof(buf));
> 490 if (buf[0] & RT5514_IRQ_STATUS_BIT)
> 491 rt5514_schedule_copy(rt5514_dsp);
> 492 }
> 493 }
> 494
> 495 return 0;
> 496 }
> 497
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
> [2 .config.gz <application/gzip (base64)>]
>
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