diff --git a/include/sound/soc.h b/include/sound/soc.h index c28a1ed5e8df9f..3923178ad05062 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -464,10 +464,8 @@ static inline int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) void snd_soc_disconnect_sync(struct device *dev); -struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card, - const char *dai_link, int stream); struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card, - const char *dai_link); + struct snd_soc_dai_link *dai_link); bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd); void snd_soc_runtime_activate(struct snd_soc_pcm_runtime *rtd, int stream); @@ -852,7 +850,6 @@ struct snd_soc_dai_link { /* Do not create a PCM for this DAI link (Backend link) */ unsigned int ignore:1; - struct list_head list; /* DAI link list of the soc card */ #ifdef CONFIG_SND_SOC_TOPOLOGY struct snd_soc_dobj dobj; /* For topology */ #endif @@ -1037,7 +1034,6 @@ struct snd_soc_card { /* CPU <--> Codec DAI links */ struct snd_soc_dai_link *dai_link; /* predefined links only */ int num_links; /* predefined links only */ - struct list_head dai_link_list; /* all links */ struct list_head rtd_list; int num_rtd; @@ -1107,11 +1103,6 @@ struct snd_soc_card { ((i) < (card)->num_aux_devs) && ((aux) = &(card)->aux_dev[i]); \ (i)++) -#define for_each_card_links(card, link) \ - list_for_each_entry(link, &(card)->dai_link_list, list) -#define for_each_card_links_safe(card, link, _link) \ - list_for_each_entry_safe(link, _link, &(card)->dai_link_list, list) - #define for_each_card_rtds(card, rtd) \ list_for_each_entry(rtd, &(card)->rtd_list, list) #define for_each_card_rtds_safe(card, rtd, _rtd) \ @@ -1332,13 +1323,10 @@ int snd_soc_of_get_dai_link_codecs(struct device *dev, struct snd_soc_dai_link *dai_link); void snd_soc_of_put_dai_link_codecs(struct snd_soc_dai_link *dai_link); -int snd_soc_add_dai_link(struct snd_soc_card *card, - struct snd_soc_dai_link *dai_link); -void snd_soc_remove_dai_link(struct snd_soc_card *card, - struct snd_soc_dai_link *dai_link); -struct snd_soc_dai_link *snd_soc_find_dai_link(struct snd_soc_card *card, - int id, const char *name, - const char *stream_name); +int snd_soc_add_pcm_runtime(struct snd_soc_card *card, + struct snd_soc_dai_link *dai_link); +void snd_soc_remove_pcm_runtime(struct snd_soc_card *card, + struct snd_soc_pcm_runtime *rtd); struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component, struct snd_soc_dai_driver *dai_drv, diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c index 39ea9bda139470..9ce55feaac22d0 100644 --- a/sound/soc/fsl/fsl-asoc-card.c +++ b/sound/soc/fsl/fsl-asoc-card.c @@ -256,7 +256,7 @@ static int fsl_asoc_card_set_bias_level(struct snd_soc_card *card, unsigned int pll_out; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); codec_dai = rtd->codec_dai; if (dapm->dev != codec_dai->dev) return 0; diff --git a/sound/soc/pxa/mioa701_wm9713.c b/sound/soc/pxa/mioa701_wm9713.c index 129eb5251a5fa1..76e054d514a8fe 100644 --- a/sound/soc/pxa/mioa701_wm9713.c +++ b/sound/soc/pxa/mioa701_wm9713.c @@ -72,7 +72,7 @@ static int rear_amp_event(struct snd_soc_dapm_widget *widget, struct snd_soc_pcm_runtime *rtd; struct snd_soc_component *component; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); component = rtd->codec_dai->component; return rear_amp_power(component, SND_SOC_DAPM_EVENT_ON(event)); } diff --git a/sound/soc/samsung/bells.c b/sound/soc/samsung/bells.c index b60b2268b60883..58d8a81aa0eadb 100644 --- a/sound/soc/samsung/bells.c +++ b/sound/soc/samsung/bells.c @@ -59,7 +59,7 @@ static int bells_set_bias_level(struct snd_soc_card *card, struct bells_drvdata *bells = card->drvdata; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[DAI_DSP_CODEC].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_DSP_CODEC]); codec_dai = rtd->codec_dai; component = codec_dai->component; @@ -105,7 +105,7 @@ static int bells_set_bias_level_post(struct snd_soc_card *card, struct bells_drvdata *bells = card->drvdata; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[DAI_DSP_CODEC].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_DSP_CODEC]); codec_dai = rtd->codec_dai; component = codec_dai->component; @@ -151,10 +151,10 @@ static int bells_late_probe(struct snd_soc_card *card) struct snd_soc_dai *wm9081_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[DAI_AP_DSP].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_AP_DSP]); wm0010 = rtd->codec_dai->component; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[DAI_DSP_CODEC].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_DSP_CODEC]); component = rtd->codec_dai->component; aif1_dai = rtd->codec_dai; @@ -194,7 +194,7 @@ static int bells_late_probe(struct snd_soc_card *card) return ret; } - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[DAI_CODEC_CP].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_CODEC_CP]); aif2_dai = rtd->cpu_dai; ret = snd_soc_dai_set_sysclk(aif2_dai, ARIZONA_CLK_ASYNCCLK, 0, 0); @@ -206,7 +206,7 @@ static int bells_late_probe(struct snd_soc_card *card) if (card->num_rtd == DAI_CODEC_SUB) return 0; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[DAI_CODEC_SUB].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_CODEC_SUB]); aif3_dai = rtd->cpu_dai; wm9081_dai = rtd->codec_dai; diff --git a/sound/soc/samsung/littlemill.c b/sound/soc/samsung/littlemill.c index 6132cee8550b34..59904f44118b9d 100644 --- a/sound/soc/samsung/littlemill.c +++ b/sound/soc/samsung/littlemill.c @@ -22,7 +22,7 @@ static int littlemill_set_bias_level(struct snd_soc_card *card, struct snd_soc_dai *aif1_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); aif1_dai = rtd->codec_dai; if (dapm->dev != aif1_dai->dev) @@ -69,7 +69,7 @@ static int littlemill_set_bias_level_post(struct snd_soc_card *card, struct snd_soc_dai *aif1_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); aif1_dai = rtd->codec_dai; if (dapm->dev != aif1_dai->dev) @@ -180,7 +180,7 @@ static int bbclk_ev(struct snd_soc_dapm_widget *w, struct snd_soc_dai *aif2_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[1].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[1]); aif2_dai = rtd->cpu_dai; switch (event) { @@ -263,11 +263,11 @@ static int littlemill_late_probe(struct snd_soc_card *card) struct snd_soc_dai *aif2_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); component = rtd->codec_dai->component; aif1_dai = rtd->codec_dai; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[1].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[1]); aif2_dai = rtd->cpu_dai; ret = snd_soc_dai_set_sysclk(aif1_dai, WM8994_SYSCLK_MCLK2, diff --git a/sound/soc/samsung/snow.c b/sound/soc/samsung/snow.c index 8ea7799df028a9..f075aae9561a70 100644 --- a/sound/soc/samsung/snow.c +++ b/sound/soc/samsung/snow.c @@ -106,7 +106,7 @@ static int snow_late_probe(struct snd_soc_card *card) struct snd_soc_pcm_runtime *rtd; struct snd_soc_dai *codec_dai; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); /* In the multi-codec case codec_dais 0 is MAX98095 and 1 is HDMI. */ if (rtd->num_codecs > 1) diff --git a/sound/soc/samsung/speyside.c b/sound/soc/samsung/speyside.c index 9e58cbed942a91..5ccdfe0eb6fe72 100644 --- a/sound/soc/samsung/speyside.c +++ b/sound/soc/samsung/speyside.c @@ -24,7 +24,7 @@ static int speyside_set_bias_level(struct snd_soc_card *card, struct snd_soc_dai *codec_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[1].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[1]); codec_dai = rtd->codec_dai; if (dapm->dev != codec_dai->dev) @@ -60,7 +60,7 @@ static int speyside_set_bias_level_post(struct snd_soc_card *card, struct snd_soc_dai *codec_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[1].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[1]); codec_dai = rtd->codec_dai; if (dapm->dev != codec_dai->dev) diff --git a/sound/soc/samsung/tm2_wm5110.c b/sound/soc/samsung/tm2_wm5110.c index bb9910d4cbe24e..10ff14b856f236 100644 --- a/sound/soc/samsung/tm2_wm5110.c +++ b/sound/soc/samsung/tm2_wm5110.c @@ -282,7 +282,7 @@ static int tm2_set_bias_level(struct snd_soc_card *card, { struct snd_soc_pcm_runtime *rtd; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); if (dapm->dev != rtd->codec_dai->dev) return 0; @@ -314,7 +314,7 @@ static int tm2_late_probe(struct snd_soc_card *card) struct snd_soc_dai *aif2_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[TM2_DAI_AIF1].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[TM2_DAI_AIF1]); aif1_dai = rtd->codec_dai; priv->component = rtd->codec_dai->component; @@ -324,7 +324,7 @@ static int tm2_late_probe(struct snd_soc_card *card) return ret; } - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[TM2_DAI_AIF2].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[TM2_DAI_AIF2]); aif2_dai = rtd->codec_dai; ret = snd_soc_dai_set_sysclk(aif2_dai, ARIZONA_CLK_ASYNCCLK, 0, 0); diff --git a/sound/soc/samsung/tobermory.c b/sound/soc/samsung/tobermory.c index ef51f289fbc732..fdce28cc26c415 100644 --- a/sound/soc/samsung/tobermory.c +++ b/sound/soc/samsung/tobermory.c @@ -22,7 +22,7 @@ static int tobermory_set_bias_level(struct snd_soc_card *card, struct snd_soc_dai *codec_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); codec_dai = rtd->codec_dai; if (dapm->dev != codec_dai->dev) @@ -65,7 +65,7 @@ static int tobermory_set_bias_level_post(struct snd_soc_card *card, struct snd_soc_dai *codec_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); codec_dai = rtd->codec_dai; if (dapm->dev != codec_dai->dev) @@ -180,7 +180,7 @@ static int tobermory_late_probe(struct snd_soc_card *card) struct snd_soc_dai *codec_dai; int ret; - rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]); component = rtd->codec_dai->component; codec_dai = rtd->codec_dai; diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index fc32cbbba78f6a..35a6592edcdd83 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -1808,8 +1808,6 @@ static int rsnd_remove(struct platform_device *pdev) }; int ret = 0, i; - snd_soc_disconnect_sync(&pdev->dev); - pm_runtime_disable(&pdev->dev); for_each_rsnd_dai(rdai, priv, i) { diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index cc0ef0fcc00553..089394abbf2ec3 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -389,22 +389,22 @@ struct snd_soc_component *snd_soc_lookup_component(struct device *dev, } EXPORT_SYMBOL_GPL(snd_soc_lookup_component); -struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card, - const char *dai_link, int stream) +static const struct snd_soc_ops null_snd_soc_ops; + +struct snd_soc_pcm_runtime +*snd_soc_get_pcm_runtime(struct snd_soc_card *card, + struct snd_soc_dai_link *dai_link) { struct snd_soc_pcm_runtime *rtd; for_each_card_rtds(card, rtd) { - if (rtd->dai_link->no_pcm && - !strcmp(rtd->dai_link->name, dai_link)) - return rtd->pcm->streams[stream].substream; + if (rtd->dai_link == dai_link) + return rtd; } - dev_dbg(card->dev, "ASoC: failed to find dai link %s\n", dai_link); + dev_dbg(card->dev, "ASoC: failed to find rtd %s\n", dai_link->name); return NULL; } -EXPORT_SYMBOL_GPL(snd_soc_get_dai_substream); - -static const struct snd_soc_ops null_snd_soc_ops; +EXPORT_SYMBOL_GPL(snd_soc_get_pcm_runtime); static void soc_release_rtd_dev(struct device *dev) { @@ -506,20 +506,6 @@ static struct snd_soc_pcm_runtime *soc_new_pcm_runtime( return NULL; } -struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card, - const char *dai_link) -{ - struct snd_soc_pcm_runtime *rtd; - - for_each_card_rtds(card, rtd) { - if (!strcmp(rtd->dai_link->name, dai_link)) - return rtd; - } - dev_dbg(card->dev, "ASoC: failed to find rtd %s\n", dai_link); - return NULL; -} -EXPORT_SYMBOL_GPL(snd_soc_get_pcm_runtime); - static void snd_soc_flush_all_delayed_work(struct snd_soc_card *card) { struct snd_soc_pcm_runtime *rtd; @@ -915,47 +901,6 @@ struct snd_soc_dai *snd_soc_find_dai( } EXPORT_SYMBOL_GPL(snd_soc_find_dai); -/** - * snd_soc_find_dai_link - Find a DAI link - * - * @card: soc card - * @id: DAI link ID to match - * @name: DAI link name to match, optional - * @stream_name: DAI link stream name to match, optional - * - * This function will search all existing DAI links of the soc card to - * find the link of the same ID. Since DAI links may not have their - * unique ID, so name and stream name should also match if being - * specified. - * - * Return: pointer of DAI link, or NULL if not found. - */ -struct snd_soc_dai_link *snd_soc_find_dai_link(struct snd_soc_card *card, - int id, const char *name, - const char *stream_name) -{ - struct snd_soc_dai_link *link; - - lockdep_assert_held(&client_mutex); - - for_each_card_links(card, link) { - if (link->id != id) - continue; - - if (name && (!link->name || strcmp(name, link->name))) - continue; - - if (stream_name && (!link->stream_name - || strcmp(stream_name, link->stream_name))) - continue; - - return link; - } - - return NULL; -} -EXPORT_SYMBOL_GPL(snd_soc_find_dai_link); - static int soc_dai_link_sanity_check(struct snd_soc_card *card, struct snd_soc_dai_link *link) { @@ -1053,49 +998,40 @@ static int soc_dai_link_sanity_check(struct snd_soc_card *card, } /** - * snd_soc_remove_dai_link - Remove a DAI link from the list - * @card: The ASoC card that owns the link - * @dai_link: The DAI link to remove + * snd_soc_remove_pcm_runtime - Remove a pcm_runtime from card + * @card: The ASoC card to which the pcm_runtime has + * @rtd: The pcm_runtime to remove * - * This function removes a DAI link from the ASoC card's link list. - * - * For DAI links previously added by topology, topology should - * remove them by using the dobj embedded in the link. + * This function removes a pcm_runtime from the ASoC card. */ -void snd_soc_remove_dai_link(struct snd_soc_card *card, - struct snd_soc_dai_link *dai_link) +void snd_soc_remove_pcm_runtime(struct snd_soc_card *card, + struct snd_soc_pcm_runtime *rtd) { - struct snd_soc_pcm_runtime *rtd; - lockdep_assert_held(&client_mutex); /* * Notify the machine driver for extra destruction */ if (card->remove_dai_link) - card->remove_dai_link(card, dai_link); + card->remove_dai_link(card, rtd->dai_link); - list_del(&dai_link->list); - - rtd = snd_soc_get_pcm_runtime(card, dai_link->name); - if (rtd) - soc_free_pcm_runtime(rtd); + soc_free_pcm_runtime(rtd); } -EXPORT_SYMBOL_GPL(snd_soc_remove_dai_link); +EXPORT_SYMBOL_GPL(snd_soc_remove_pcm_runtime); /** - * snd_soc_add_dai_link - Add a DAI link dynamically - * @card: The ASoC card to which the DAI link is added - * @dai_link: The new DAI link to add + * snd_soc_add_pcm_runtime - Add a pcm_runtime dynamically via dai_link + * @card: The ASoC card to which the pcm_runtime is added + * @dai_link: The DAI link to find pcm_runtime * - * This function adds a DAI link to the ASoC card's link list. + * This function adds a pcm_runtime ASoC card by using dai_link. * - * Note: Topology can use this API to add DAI links when probing the + * Note: Topology can use this API to add pcm_runtime when probing the * topology component. And machine drivers can still define static * DAI links in dai_link array. */ -int snd_soc_add_dai_link(struct snd_soc_card *card, - struct snd_soc_dai_link *dai_link) +int snd_soc_add_pcm_runtime(struct snd_soc_card *card, + struct snd_soc_dai_link *dai_link) { struct snd_soc_pcm_runtime *rtd; struct snd_soc_dai_link_component *codec, *platform; @@ -1158,16 +1094,106 @@ int snd_soc_add_dai_link(struct snd_soc_card *card, } } - /* see for_each_card_links */ - list_add_tail(&dai_link->list, &card->dai_link_list); - return 0; _err_defer: - soc_free_pcm_runtime(rtd); + snd_soc_remove_pcm_runtime(card, rtd); return -EPROBE_DEFER; } -EXPORT_SYMBOL_GPL(snd_soc_add_dai_link); +EXPORT_SYMBOL_GPL(snd_soc_add_pcm_runtime); + +static int soc_dai_pcm_new(struct snd_soc_dai **dais, int num_dais, + struct snd_soc_pcm_runtime *rtd) +{ + int i, ret = 0; + + for (i = 0; i < num_dais; ++i) { + struct snd_soc_dai_driver *drv = dais[i]->driver; + + if (drv->pcm_new) + ret = drv->pcm_new(rtd, dais[i]); + if (ret < 0) { + dev_err(dais[i]->dev, + "ASoC: Failed to bind %s with pcm device\n", + dais[i]->name); + return ret; + } + } + + return 0; +} + +static int soc_init_pcm_runtime(struct snd_soc_card *card, + struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_dai_link *dai_link = rtd->dai_link; + struct snd_soc_dai *cpu_dai = rtd->cpu_dai; + struct snd_soc_rtdcom_list *rtdcom; + struct snd_soc_component *component; + int ret, num; + + /* set default power off timeout */ + rtd->pmdown_time = pmdown_time; + + /* do machine specific initialization */ + if (dai_link->init) { + ret = dai_link->init(rtd); + if (ret < 0) { + dev_err(card->dev, "ASoC: failed to init %s: %d\n", + dai_link->name, ret); + return ret; + } + } + + if (dai_link->dai_fmt) { + ret = snd_soc_runtime_set_dai_fmt(rtd, dai_link->dai_fmt); + if (ret) + return ret; + } + + /* add DPCM sysfs entries */ + soc_dpcm_debugfs_add(rtd); + + num = rtd->num; + + /* + * most drivers will register their PCMs using DAI link ordering but + * topology based drivers can use the DAI link id field to set PCM + * device number and then use rtd + a base offset of the BEs. + */ + for_each_rtd_components(rtd, rtdcom, component) { + if (!component->driver->use_dai_pcm_id) + continue; + + if (rtd->dai_link->no_pcm) + num += component->driver->be_pcm_base; + else + num = rtd->dai_link->id; + } + + /* create compress_device if possible */ + ret = snd_soc_dai_compress_new(cpu_dai, rtd, num); + if (ret != -ENOTSUPP) { + if (ret < 0) + dev_err(card->dev, "ASoC: can't create compress %s\n", + dai_link->stream_name); + return ret; + } + + /* create the pcm */ + ret = soc_new_pcm(rtd, num); + if (ret < 0) { + dev_err(card->dev, "ASoC: can't create pcm %s :%d\n", + dai_link->stream_name, ret); + return ret; + } + ret = soc_dai_pcm_new(&cpu_dai, 1, rtd); + if (ret < 0) + return ret; + ret = soc_dai_pcm_new(rtd->codec_dais, + rtd->num_codecs, rtd); + return ret; +} static void soc_set_of_name_prefix(struct snd_soc_component *component) { @@ -1183,11 +1209,11 @@ static void soc_set_of_name_prefix(struct snd_soc_component *component) static void soc_set_name_prefix(struct snd_soc_card *card, struct snd_soc_component *component) { + struct device_node *of_node = soc_component_to_node(component); int i; - for (i = 0; i < card->num_configs && card->codec_conf; i++) { + for (i = 0; i < card->num_configs; i++) { struct snd_soc_codec_conf *map = &card->codec_conf[i]; - struct device_node *of_node = soc_component_to_node(component); if (map->of_node && of_node != map->of_node) continue; @@ -1446,111 +1472,6 @@ static int soc_probe_link_components(struct snd_soc_card *card) return 0; } -void snd_soc_disconnect_sync(struct device *dev) -{ - struct snd_soc_component *component = - snd_soc_lookup_component(dev, NULL); - - if (!component || !component->card) - return; - - snd_card_disconnect_sync(component->card->snd_card); -} -EXPORT_SYMBOL_GPL(snd_soc_disconnect_sync); - -static int soc_link_dai_pcm_new(struct snd_soc_dai **dais, int num_dais, - struct snd_soc_pcm_runtime *rtd) -{ - int i, ret = 0; - - for (i = 0; i < num_dais; ++i) { - struct snd_soc_dai_driver *drv = dais[i]->driver; - - if (drv->pcm_new) - ret = drv->pcm_new(rtd, dais[i]); - if (ret < 0) { - dev_err(dais[i]->dev, - "ASoC: Failed to bind %s with pcm device\n", - dais[i]->name); - return ret; - } - } - - return 0; -} - -static int soc_link_init(struct snd_soc_card *card, - struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_dai_link *dai_link = rtd->dai_link; - struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - struct snd_soc_rtdcom_list *rtdcom; - struct snd_soc_component *component; - int ret, num; - - /* set default power off timeout */ - rtd->pmdown_time = pmdown_time; - - /* do machine specific initialization */ - if (dai_link->init) { - ret = dai_link->init(rtd); - if (ret < 0) { - dev_err(card->dev, "ASoC: failed to init %s: %d\n", - dai_link->name, ret); - return ret; - } - } - - if (dai_link->dai_fmt) { - ret = snd_soc_runtime_set_dai_fmt(rtd, dai_link->dai_fmt); - if (ret) - return ret; - } - - /* add DPCM sysfs entries */ - soc_dpcm_debugfs_add(rtd); - - num = rtd->num; - - /* - * most drivers will register their PCMs using DAI link ordering but - * topology based drivers can use the DAI link id field to set PCM - * device number and then use rtd + a base offset of the BEs. - */ - for_each_rtd_components(rtd, rtdcom, component) { - if (!component->driver->use_dai_pcm_id) - continue; - - if (rtd->dai_link->no_pcm) - num += component->driver->be_pcm_base; - else - num = rtd->dai_link->id; - } - - /* create compress_device if possible */ - ret = snd_soc_dai_compress_new(cpu_dai, rtd, num); - if (ret != -ENOTSUPP) { - if (ret < 0) - dev_err(card->dev, "ASoC: can't create compress %s\n", - dai_link->stream_name); - return ret; - } - - /* create the pcm */ - ret = soc_new_pcm(rtd, num); - if (ret < 0) { - dev_err(card->dev, "ASoC: can't create pcm %s :%d\n", - dai_link->stream_name, ret); - return ret; - } - ret = soc_link_dai_pcm_new(&cpu_dai, 1, rtd); - if (ret < 0) - return ret; - ret = soc_link_dai_pcm_new(rtd->codec_dais, - rtd->num_codecs, rtd); - return ret; -} - static void soc_unbind_aux_dev(struct snd_soc_card *card) { struct snd_soc_component *component, *_component; @@ -1946,7 +1867,7 @@ static void __soc_setup_card_name(char *name, int len, static void soc_cleanup_card_resources(struct snd_soc_card *card, int card_probed) { - struct snd_soc_dai_link *link, *_link; + struct snd_soc_pcm_runtime *rtd, *n; if (card->snd_card) snd_card_disconnect_sync(card->snd_card); @@ -1957,8 +1878,8 @@ static void soc_cleanup_card_resources(struct snd_soc_card *card, soc_remove_link_dais(card); soc_remove_link_components(card); - for_each_card_links_safe(card, link, _link) - snd_soc_remove_dai_link(card, link); + for_each_card_rtds_safe(card, rtd, n) + snd_soc_remove_pcm_runtime(card, rtd); /* remove auxiliary devices */ soc_remove_aux_devices(card); @@ -2016,7 +1937,7 @@ static int snd_soc_bind_card(struct snd_soc_card *card) /* add predefined DAI links to the list */ card->num_rtd = 0; for_each_card_prelinks(card, i, dai_link) { - ret = snd_soc_add_dai_link(card, dai_link); + ret = snd_soc_add_pcm_runtime(card, dai_link); if (ret < 0) goto probe_end; } @@ -2077,8 +1998,11 @@ static int snd_soc_bind_card(struct snd_soc_card *card) goto probe_end; } - for_each_card_rtds(card, rtd) - soc_link_init(card, rtd); + for_each_card_rtds(card, rtd) { + ret = soc_init_pcm_runtime(card, rtd); + if (ret < 0) + goto probe_end; + } snd_soc_dapm_link_dai_widgets(card); snd_soc_dapm_connect_dai_link_widgets(card); @@ -2408,7 +2332,6 @@ int snd_soc_register_card(struct snd_soc_card *card) INIT_LIST_HEAD(&card->aux_comp_list); INIT_LIST_HEAD(&card->component_dev_list); INIT_LIST_HEAD(&card->list); - INIT_LIST_HEAD(&card->dai_link_list); INIT_LIST_HEAD(&card->rtd_list); INIT_LIST_HEAD(&card->dapm_dirty); INIT_LIST_HEAD(&card->dobj_list); diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c index 81d2af000a5c80..e9b660f3116f27 100644 --- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -553,7 +553,9 @@ static void remove_link(struct snd_soc_component *comp, kfree(link->cpus->dai_name); list_del(&dobj->list); - snd_soc_remove_dai_link(comp->card, link); + + snd_soc_remove_pcm_runtime(comp->card, + snd_soc_get_pcm_runtime(comp->card, link)); kfree(link); } @@ -1945,7 +1947,7 @@ static int soc_tplg_fe_link_create(struct soc_tplg *tplg, link->dobj.type = SND_SOC_DOBJ_DAI_LINK; list_add(&link->dobj.list, &tplg->comp->dobj_list); - snd_soc_add_dai_link(tplg->comp->card, link); + snd_soc_add_pcm_runtime(tplg->comp->card, link); return 0; } @@ -2207,6 +2209,47 @@ static int link_new_ver(struct soc_tplg *tplg, return 0; } +/** + * snd_soc_find_dai_link - Find a DAI link + * + * @card: soc card + * @id: DAI link ID to match + * @name: DAI link name to match, optional + * @stream_name: DAI link stream name to match, optional + * + * This function will search all existing DAI links of the soc card to + * find the link of the same ID. Since DAI links may not have their + * unique ID, so name and stream name should also match if being + * specified. + * + * Return: pointer of DAI link, or NULL if not found. + */ +static struct snd_soc_dai_link *snd_soc_find_dai_link(struct snd_soc_card *card, + int id, const char *name, + const char *stream_name) +{ + struct snd_soc_pcm_runtime *rtd; + struct snd_soc_dai_link *link; + + for_each_card_rtds(card, rtd) { + link = rtd->dai_link; + + if (link->id != id) + continue; + + if (name && (!link->name || strcmp(name, link->name))) + continue; + + if (stream_name && (!link->stream_name + || strcmp(stream_name, link->stream_name))) + continue; + + return link; + } + + return NULL; +} + /* Find and configure an existing physical DAI link */ static int soc_tplg_link_config(struct soc_tplg *tplg, struct snd_soc_tplg_link_config *cfg) diff --git a/sound/soc/tegra/tegra_wm8903.c b/sound/soc/tegra/tegra_wm8903.c index 6211dfda21957e..f08d3489c3cf31 100644 --- a/sound/soc/tegra/tegra_wm8903.c +++ b/sound/soc/tegra/tegra_wm8903.c @@ -186,7 +186,7 @@ static int tegra_wm8903_init(struct snd_soc_pcm_runtime *rtd) static int tegra_wm8903_remove(struct snd_soc_card *card) { struct snd_soc_pcm_runtime *rtd = - snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + snd_soc_get_pcm_runtime(card, &card->dai_link[0]); struct snd_soc_dai *codec_dai = rtd->codec_dai; struct snd_soc_component *component = codec_dai->component;