From: Jiaxin Yu <jiaxin.yu@xxxxxxxxxxxx> commit a7663c89f4193dbf717572e46e5a3251940dbdc8 upstream. Fixes the following build errors when mt6358 is configured as module: >> ERROR: modpost: "mt6358_set_mtkaif_protocol" >> [sound/soc/mediatek/mt8186/mt8186-mt6366-rt1019-rt5682s.ko] undefined! >> ERROR: modpost: "mt6358_set_mtkaif_protocol" >> [sound/soc/mediatek/mt8186/mt8186-mt6366-da7219-max98357.ko] undefined! Fixes: 6a8d4198ca80 ("ASoC: mediatek: mt6358: add codec driver") Signed-off-by: Jiaxin Yu <jiaxin.yu@xxxxxxxxxxxx> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20220319120325.11882-1-jiaxin.yu@xxxxxxxxxxxx Signed-off-by: Mark Brown <broonie@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- sound/soc/codecs/mt6358.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/sound/soc/codecs/mt6358.c +++ b/sound/soc/codecs/mt6358.c @@ -103,6 +103,7 @@ int mt6358_set_mtkaif_protocol(struct sn priv->mtkaif_protocol = mtkaif_protocol; return 0; } +EXPORT_SYMBOL_GPL(mt6358_set_mtkaif_protocol); static void playback_gpio_set(struct mt6358_priv *priv) { @@ -269,6 +270,7 @@ int mt6358_mtkaif_calibration_enable(str 1 << RG_AUD_PAD_TOP_DAT_MISO_LOOPBACK_SFT); return 0; } +EXPORT_SYMBOL_GPL(mt6358_mtkaif_calibration_enable); int mt6358_mtkaif_calibration_disable(struct snd_soc_component *cmpnt) { @@ -292,6 +294,7 @@ int mt6358_mtkaif_calibration_disable(st capture_gpio_reset(priv); return 0; } +EXPORT_SYMBOL_GPL(mt6358_mtkaif_calibration_disable); int mt6358_set_mtkaif_calibration_phase(struct snd_soc_component *cmpnt, int phase_1, int phase_2) @@ -306,6 +309,7 @@ int mt6358_set_mtkaif_calibration_phase( phase_2 << RG_AUD_PAD_TOP_PHASE_MODE2_SFT); return 0; } +EXPORT_SYMBOL_GPL(mt6358_set_mtkaif_calibration_phase); /* dl pga gain */ enum { Patches currently in stable-queue which might be from jiaxin.yu@xxxxxxxxxxxx are queue-5.4/asoc-mediatek-mt6358-add-missing-export_symbols.patch