diff options
Diffstat (limited to 'sound/soc/generic/simple-card.c')
| -rw-r--r-- | sound/soc/generic/simple-card.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c index 466492b7d4f5..4e39c0fa78c9 100644 --- a/sound/soc/generic/simple-card.c +++ b/sound/soc/generic/simple-card.c @@ -223,6 +223,9 @@ asoc_simple_card_sub_parse_of(struct device_node *np, u32 val; int ret; + if (!np) + return 0; + /* * Get node via "sound-dai = <&phandle port>" * it will be used as xxx_of_node on soc_bind_dai_link() @@ -238,9 +241,14 @@ asoc_simple_card_sub_parse_of(struct device_node *np, *args_count = args.args_count; /* Get dai->name */ - ret = snd_soc_of_get_dai_name(np, name); - if (ret < 0) - return ret; + if (name) { + ret = snd_soc_of_get_dai_name(np, name); + if (ret < 0) + return ret; + } + + if (!dai) + return 0; /* Parse TDM slot */ ret = snd_soc_of_parse_tdm_slot(np, &dai->tx_slot_mask, @@ -374,21 +382,20 @@ static int asoc_simple_card_dai_link_of(struct device_node *node, if (ret < 0) goto dai_link_of_err; + ret = asoc_simple_card_sub_parse_of(plat, NULL, + &dai_link->platform_of_node, + NULL, NULL); + if (ret < 0) + goto dai_link_of_err; + if (!dai_link->cpu_dai_name || !dai_link->codec_dai_name) { ret = -EINVAL; goto dai_link_of_err; } - if (plat) { - struct of_phandle_args args; - - ret = of_parse_phandle_with_args(plat, "sound-dai", - "#sound-dai-cells", 0, &args); - dai_link->platform_of_node = args.np; - } else { - /* Assumes platform == cpu */ + /* Assumes platform == cpu */ + if (!dai_link->platform_of_node) dai_link->platform_of_node = dai_link->cpu_of_node; - } /* DAI link name is created from CPU/CODEC dai name */ name = devm_kzalloc(dev, |
