If CONFIG_SND_SOC_MT8186=y and CONFIG_SND_SOC_MT6358 is not set, make ARCH=x86_64 CROSS_COMPILE=x86_64-linux-gnu-, will be failed, like this: sound/soc/mediatek/mt8186/mt8186-mt6366-common.o: In function `mt8186_mt6366_init': mt8186-mt6366-common.c:(.text+0x4d): undefined reference to `mt6358_set_mtkaif_protocol' make: *** [vmlinux] Error 1 To fix this build error, add select SND_SOC_MT6358 to config SND_SOC_MT8186 dependency. Fixes: 097e874ad3fc ("ASoC: mediatek: mt8186: add platform driver") Signed-off-by: Ren Zhijie <renzhijie2@xxxxxxxxxx> --- sound/soc/mediatek/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig index 96917743b0db..363fa4d47680 100644 --- a/sound/soc/mediatek/Kconfig +++ b/sound/soc/mediatek/Kconfig @@ -157,6 +157,7 @@ config SND_SOC_MT8186 depends on ARCH_MEDIATEK || COMPILE_TEST depends on COMMON_CLK select SND_SOC_MEDIATEK + select SND_SOC_MT6358 select MFD_SYSCON if SND_SOC_MT6358 help This adds ASoC driver for Mediatek MT8186 boards -- 2.17.1