tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git topic/fsl-mega-fast head: c64c60763b4e3c72a3520c8d51be858cd67bacb5 commit: c64c60763b4e3c72a3520c8d51be858cd67bacb5 [4/4] ASoC: fsl_esai: Add driver suspend and resume to support MEGA Fast config: x86_64-randconfig-x015-201540 (attached as .config) reproduce: git checkout c64c60763b4e3c72a3520c8d51be858cd67bacb5 # save the attached .config to linux build tree make ARCH=x86_64

All warnings (new ones prefixed by >>):

...

sound/soc/fsl/fsl_esai.c:903:5: warning: "CONFIG_PM_SLEEP" is not defined [-Wundef]

#if CONFIG_PM_SLEEP ^

vim +/CONFIG_PM_SLEEP +903 sound/soc/fsl/fsl_esai.c

887 } 888 889 ret = imx_pcm_dma_init(pdev, IMX_ESAI_DMABUF_SIZE); 890 if (ret) 891 dev_err(&pdev->dev, "failed to init imx pcm dma: %d\n", ret); 892 893 return ret; 894 } 895 896 static const struct of_device_id fsl_esai_dt_ids[] = { 897 { .compatible = "fsl,imx35-esai", }, 898 { .compatible = "fsl,vf610-esai", }, 899 {} 900 }; 901 MODULE_DEVICE_TABLE(of, fsl_esai_dt_ids); 902

903 #if CONFIG_PM_SLEEP

904 static int fsl_esai_suspend(struct device *dev) 905 { 906 struct fsl_esai *esai = dev_get_drvdata(dev); 907 908 regcache_cache_only(esai->regmap, true); 909 regcache_mark_dirty(esai->regmap); 910 911 return 0;

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