Currently, snd_soc_dapm_connect_dai_link_widgets connects up the routes representing normal DAIs, however CODEC to CODEC links are hooked up through separate infrastructure in soc_link_dai_widgets. Improve the consistency of the code by using snd_soc_dapm_connect_dai_link for both types of DAIs.
Signed-off-by: Charles Keepax ckeepax@opensource.cirrus.com --- include/sound/soc-dapm.h | 6 --- sound/soc/soc-core.c | 47 --------------------- sound/soc/soc-dapm.c | 103 ++++++++++++++++++++++++++++++----------------- 3 files changed, 66 insertions(+), 90 deletions(-)
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h index fdaaafdc7a00..cb177fa21ce7 100644 --- a/include/sound/soc-dapm.h +++ b/include/sound/soc-dapm.h @@ -406,12 +406,6 @@ int snd_soc_dapm_new_dai_widgets(struct snd_soc_dapm_context *dapm, struct snd_soc_dai *dai); int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card); void snd_soc_dapm_connect_dai_link_widgets(struct snd_soc_card *card); -int snd_soc_dapm_new_pcm(struct snd_soc_card *card, - struct snd_soc_pcm_runtime *rtd, - const struct snd_soc_pcm_stream *params, - unsigned int num_params, - struct snd_soc_dapm_widget *source, - struct snd_soc_dapm_widget *sink);
/* dapm path setup */ int snd_soc_dapm_new_widgets(struct snd_soc_card *card); diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 473eefe8658e..4c808373c9d4 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -1431,48 +1431,6 @@ static int soc_link_dai_pcm_new(struct snd_soc_dai **dais, int num_dais, return 0; }
-static int soc_link_dai_widgets(struct snd_soc_card *card, - struct snd_soc_dai_link *dai_link, - struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - struct snd_soc_dai *codec_dai = rtd->codec_dai; - struct snd_soc_dapm_widget *sink, *source; - int ret; - - if (rtd->num_codecs > 1) - dev_warn(card->dev, "ASoC: Multiple codecs not supported yet\n"); - - /* link the DAI widgets */ - sink = codec_dai->playback_widget; - source = cpu_dai->capture_widget; - if (sink && source) { - ret = snd_soc_dapm_new_pcm(card, rtd, dai_link->params, - dai_link->num_params, - source, sink); - if (ret != 0) { - dev_err(card->dev, "ASoC: Can't link %s to %s: %d\n", - sink->name, source->name, ret); - return ret; - } - } - - sink = cpu_dai->playback_widget; - source = codec_dai->capture_widget; - if (sink && source) { - ret = snd_soc_dapm_new_pcm(card, rtd, dai_link->params, - dai_link->num_params, - source, sink); - if (ret != 0) { - dev_err(card->dev, "ASoC: Can't link %s to %s: %d\n", - sink->name, source->name, ret); - return ret; - } - } - - return 0; -} - static int soc_probe_link_dais(struct snd_soc_card *card, struct snd_soc_pcm_runtime *rtd, int order) { @@ -1573,11 +1531,6 @@ static int soc_probe_link_dais(struct snd_soc_card *card, } else { INIT_DELAYED_WORK(&rtd->delayed_work, codec2codec_close_delayed_work); - - /* link the DAI widgets */ - ret = soc_link_dai_widgets(card, dai_link, rtd); - if (ret) - return ret; } }
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 1e4926b6bcc3..b3ed5c870baf 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -3859,12 +3859,10 @@ snd_soc_dapm_alloc_kcontrol(struct snd_soc_card *card, return NULL; }
-int snd_soc_dapm_new_pcm(struct snd_soc_card *card, - struct snd_soc_pcm_runtime *rtd, - const struct snd_soc_pcm_stream *params, - unsigned int num_params, - struct snd_soc_dapm_widget *source, - struct snd_soc_dapm_widget *sink) +static struct snd_soc_dapm_widget * +snd_soc_dapm_new_dai(struct snd_soc_card *card, struct snd_soc_pcm_runtime *rtd, + struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) { struct snd_soc_dapm_widget template; struct snd_soc_dapm_widget *w; @@ -3876,7 +3874,7 @@ int snd_soc_dapm_new_pcm(struct snd_soc_card *card, link_name = devm_kasprintf(card->dev, GFP_KERNEL, "%s-%s", source->name, sink->name); if (!link_name) - return -ENOMEM; + return ERR_PTR(-ENOMEM);
memset(&template, 0, sizeof(template)); template.reg = SND_SOC_NOPM; @@ -3888,9 +3886,10 @@ int snd_soc_dapm_new_pcm(struct snd_soc_card *card, template.kcontrol_news = NULL;
/* allocate memory for control, only in case of multiple configs */ - if (num_params > 1) { - w_param_text = devm_kcalloc(card->dev, num_params, - sizeof(char *), GFP_KERNEL); + if (rtd->dai_link->num_params > 1) { + w_param_text = devm_kcalloc(card->dev, + rtd->dai_link->num_params, + sizeof(char *), GFP_KERNEL); if (!w_param_text) { ret = -ENOMEM; goto param_fail; @@ -3899,7 +3898,9 @@ int snd_soc_dapm_new_pcm(struct snd_soc_card *card, template.num_kcontrols = 1; template.kcontrol_news = snd_soc_dapm_alloc_kcontrol(card, - link_name, params, num_params, + link_name, + rtd->dai_link->params, + rtd->dai_link->num_params, w_param_text, &private_value); if (!template.kcontrol_news) { ret = -ENOMEM; @@ -3914,23 +3915,19 @@ int snd_soc_dapm_new_pcm(struct snd_soc_card *card, if (IS_ERR(w)) goto outfree_kcontrol_news;
- w->params = params; - w->num_params = num_params; + w->params = rtd->dai_link->params; + w->num_params = rtd->dai_link->num_params; w->priv = rtd;
- ret = snd_soc_dapm_add_path(&card->dapm, source, w, NULL, NULL); - if (ret) - goto outfree_w; - return snd_soc_dapm_add_path(&card->dapm, w, sink, NULL, NULL); + return w;
-outfree_w: - devm_kfree(card->dev, w); outfree_kcontrol_news: devm_kfree(card->dev, (void *)template.kcontrol_news); - snd_soc_dapm_free_kcontrol(card, &private_value, num_params, w_param_text); + snd_soc_dapm_free_kcontrol(card, &private_value, + rtd->dai_link->num_params, w_param_text); param_fail: devm_kfree(card->dev, link_name); - return ret; + return ERR_PTR(ret); }
int snd_soc_dapm_new_dai_widgets(struct snd_soc_dapm_context *dapm, @@ -4039,34 +4036,66 @@ static void dapm_connect_dai_link_widgets(struct snd_soc_card *card, struct snd_soc_pcm_runtime *rtd) { struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - struct snd_soc_dapm_widget *sink, *source; + struct snd_soc_dapm_widget *playback = NULL, *capture = NULL; + struct snd_soc_dapm_widget *codec, *playback_cpu, *capture_cpu; int i;
+ if (rtd->dai_link->params) { + if (rtd->num_codecs > 1) + dev_warn(card->dev, "ASoC: Multiple codecs not supported yet\n"); + + playback_cpu = cpu_dai->capture_widget; + capture_cpu = cpu_dai->playback_widget; + } else { + playback = cpu_dai->playback_widget; + capture = cpu_dai->capture_widget; + playback_cpu = playback; + capture_cpu = capture; + } + for (i = 0; i < rtd->num_codecs; i++) { struct snd_soc_dai *codec_dai = rtd->codec_dais[i];
/* connect BE DAI playback if widgets are valid */ - if (codec_dai->playback_widget && cpu_dai->playback_widget) { - source = cpu_dai->playback_widget; - sink = codec_dai->playback_widget; + codec = codec_dai->playback_widget; + + if (playback_cpu && codec) { + if (!playback) { + playback = snd_soc_dapm_new_dai(card, rtd, + playback_cpu, + codec); + + snd_soc_dapm_add_path(&card->dapm, playback_cpu, + playback, NULL, NULL); + } + dev_dbg(rtd->dev, "connected DAI link %s:%s -> %s:%s\n", - cpu_dai->component->name, source->name, - codec_dai->component->name, sink->name); + cpu_dai->component->name, playback_cpu->name, + codec_dai->component->name, codec->name);
- snd_soc_dapm_add_path(&card->dapm, source, sink, - NULL, NULL); + snd_soc_dapm_add_path(&card->dapm, playback, codec, + NULL, NULL); }
/* connect BE DAI capture if widgets are valid */ - if (codec_dai->capture_widget && cpu_dai->capture_widget) { - source = codec_dai->capture_widget; - sink = cpu_dai->capture_widget; + codec = codec_dai->capture_widget; + + if (codec && capture_cpu) { + if (!capture) { + capture = snd_soc_dapm_new_dai(card, rtd, + codec, + capture_cpu); + + snd_soc_dapm_add_path(&card->dapm, capture, + capture_cpu, NULL, NULL); + } + dev_dbg(rtd->dev, "connected DAI link %s:%s -> %s:%s\n", - codec_dai->component->name, source->name, - cpu_dai->component->name, sink->name); + codec_dai->component->name, codec->name, + cpu_dai->component->name, capture_cpu->name);
- snd_soc_dapm_add_path(&card->dapm, source, sink, - NULL, NULL); + snd_soc_dapm_add_path(&card->dapm, codec, capture, + NULL, NULL); } } } @@ -4121,7 +4150,7 @@ void snd_soc_dapm_connect_dai_link_widgets(struct snd_soc_card *card) * dynamic FE links have no fixed DAI mapping. * CODEC<->CODEC links have no direct connection. */ - if (rtd->dai_link->dynamic || rtd->dai_link->params) + if (rtd->dai_link->dynamic) continue;
dapm_connect_dai_link_widgets(card, rtd);