diff options
Diffstat (limited to 'sound/soc/mediatek/mt8183/mt8183-dai-i2s.c')
-rw-r--r-- | sound/soc/mediatek/mt8183/mt8183-dai-i2s.c | 45 |
1 files changed, 20 insertions, 25 deletions
diff --git a/sound/soc/mediatek/mt8183/mt8183-dai-i2s.c b/sound/soc/mediatek/mt8183/mt8183-dai-i2s.c index 138591d71ebd..6a9ace4180d3 100644 --- a/sound/soc/mediatek/mt8183/mt8183-dai-i2s.c +++ b/sound/soc/mediatek/mt8183/mt8183-dai-i2s.c @@ -43,7 +43,6 @@ struct mtk_afe_i2s_priv { int rate; /* for determine which apll to use */ int low_jitter_en; - const char *share_property_name; int share_i2s_id; int mclk_id; @@ -977,54 +976,55 @@ static const struct mtk_afe_i2s_priv mt8183_i2s_priv[DAI_I2S_NUM] = { [DAI_I2S0] = { .id = MT8183_DAI_I2S_0, .mclk_id = MT8183_I2S0_MCK, - .share_property_name = "i2s0-share", .share_i2s_id = -1, }, [DAI_I2S1] = { .id = MT8183_DAI_I2S_1, .mclk_id = MT8183_I2S1_MCK, - .share_property_name = "i2s1-share", .share_i2s_id = -1, }, [DAI_I2S2] = { .id = MT8183_DAI_I2S_2, .mclk_id = MT8183_I2S2_MCK, - .share_property_name = "i2s2-share", .share_i2s_id = -1, }, [DAI_I2S3] = { .id = MT8183_DAI_I2S_3, .mclk_id = MT8183_I2S3_MCK, - .share_property_name = "i2s3-share", .share_i2s_id = -1, }, [DAI_I2S5] = { .id = MT8183_DAI_I2S_5, .mclk_id = MT8183_I2S5_MCK, - .share_property_name = "i2s5-share", .share_i2s_id = -1, }, }; -static int mt8183_dai_i2s_get_share(struct mtk_base_afe *afe) +/** + * mt8183_dai_i2s_set_share() - Set up I2S ports to share a single clock. + * @afe: Pointer to &struct mtk_base_afe + * @main_i2s_name: The name of the I2S port that will provide the clock + * @secondary_i2s_name: The name of the I2S port that will use this clock + */ +int mt8183_dai_i2s_set_share(struct mtk_base_afe *afe, const char *main_i2s_name, + const char *secondary_i2s_name) { - struct mt8183_afe_private *afe_priv = afe->platform_priv; - const struct device_node *of_node = afe->dev->of_node; - const char *of_str; - const char *property_name; - struct mtk_afe_i2s_priv *i2s_priv; - int i; + struct mtk_afe_i2s_priv *secondary_i2s_priv; + int main_i2s_id; - for (i = 0; i < DAI_I2S_NUM; i++) { - i2s_priv = afe_priv->dai_priv[mt8183_i2s_priv[i].id]; - property_name = mt8183_i2s_priv[i].share_property_name; - if (of_property_read_string(of_node, property_name, &of_str)) - continue; - i2s_priv->share_i2s_id = get_i2s_id_by_name(afe, of_str); - } + secondary_i2s_priv = get_i2s_priv_by_name(afe, secondary_i2s_name); + if (!secondary_i2s_priv) + return -EINVAL; + + main_i2s_id = get_i2s_id_by_name(afe, main_i2s_name); + if (main_i2s_id < 0) + return main_i2s_id; + + secondary_i2s_priv->share_i2s_id = main_i2s_id; return 0; } +EXPORT_SYMBOL_GPL(mt8183_dai_i2s_set_share); static int mt8183_dai_i2s_set_priv(struct mtk_base_afe *afe) { @@ -1074,10 +1074,5 @@ int mt8183_dai_i2s_register(struct mtk_base_afe *afe) if (ret) return ret; - /* parse share i2s */ - ret = mt8183_dai_i2s_get_share(afe); - if (ret) - return ret; - return 0; } |