The WCD934X codec is a Slimbus driver, so it must depend on SLIMBUS, also for compile tests:
ERROR: modpost: "slim_stream_prepare" [sound/soc/codecs/snd-soc-wcd934x.ko] undefined!
Reported-by: kernel test robot lkp@intel.com Fixes: 5b7f4e5de61b ("ASoC: codecs: allow compile testing without MFD drivers") Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org --- sound/soc/codecs/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 968d0701f2e8..2fc37f4e061c 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -1744,6 +1744,7 @@ config SND_SOC_WCD_MBHC config SND_SOC_WCD934X tristate "WCD9340/WCD9341 Codec" depends on COMMON_CLK + depends on SLIMBUS select SND_SOC_WCD_MBHC depends on MFD_WCD934X || COMPILE_TEST help