diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h index 031be2ab75d0..e8b3080d196a 100644 --- a/include/sound/soc-dai.h +++ b/include/sound/soc-dai.h @@ -272,6 +272,10 @@ struct snd_soc_dai { struct snd_soc_codec *codec; struct snd_soc_component *component; + /* CODEC TDM slot masks and params (for fixup) */ + unsigned int tx_mask; + unsigned int rx_mask; + struct snd_soc_card *card; struct list_head list; diff --git a/include/sound/soc.h b/include/sound/soc.h index 9a5b4f6fe847..f2142cf3f243 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -846,6 +846,12 @@ struct snd_soc_platform_driver { int (*bespoke_trigger)(struct snd_pcm_substream *, int); }; +struct snd_soc_dai_link_component { + const char *name; + const struct device_node *of_node; + const char *dai_name; +}; + struct snd_soc_platform { struct device *dev; const struct snd_soc_platform_driver *driver; @@ -891,6 +897,10 @@ struct snd_soc_dai_link { const struct device_node *codec_of_node; /* You MUST specify the DAI name within the codec */ const char *codec_dai_name; + + struct snd_soc_dai_link_component *codecs; + unsigned int num_codecs; + /* * You MAY specify the link's platform/PCM/DMA driver, either by * device name, or by DT/OF node, but not both. Some forms of link @@ -1089,6 +1099,9 @@ struct snd_soc_pcm_runtime { struct snd_soc_dai *codec_dai; struct snd_soc_dai *cpu_dai; + struct snd_soc_dai **codec_dais; + unsigned int num_codecs; + struct delayed_work delayed_work; #ifdef CONFIG_DEBUG_FS struct dentry *debugfs_dpcm_root; diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index c32d8399e770..6e47610f73a0 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -576,7 +576,7 @@ int snd_soc_suspend(struct device *dev) { struct snd_soc_card *card = dev_get_drvdata(dev); struct snd_soc_codec *codec; - int i; + int i, j; /* If the initialization of this soc device failed, there is no codec * associated with it. Just bail out in this case. @@ -596,14 +596,17 @@ int snd_soc_suspend(struct device *dev) /* mute any active DACs */ for (i = 0; i < card->num_rtd; i++) { - struct snd_soc_dai *dai = card->rtd[i].codec_dai; - struct snd_soc_dai_driver *drv = dai->driver; if (card->rtd[i].dai_link->ignore_suspend) continue; - if (drv->ops->digital_mute && dai->playback_active) - drv->ops->digital_mute(dai, 1); + for (j = 0; j < card->rtd[i].num_codecs; j++) { + struct snd_soc_dai *dai = card->rtd[i].codec_dais[j]; + struct snd_soc_dai_driver *drv = dai->driver; + + if (drv->ops->digital_mute && dai->playback_active) + drv->ops->digital_mute(dai, 1); + } } /* suspend all pcms */ @@ -634,8 +637,12 @@ int snd_soc_suspend(struct device *dev) /* close any waiting streams and save state */ for (i = 0; i < card->num_rtd; i++) { + struct snd_soc_dai **codec_dais = card->rtd[i].codec_dais; flush_delayed_work(&card->rtd[i].delayed_work); - card->rtd[i].codec->dapm.suspend_bias_level = card->rtd[i].codec->dapm.bias_level; + for (j = 0; j < card->rtd[i].num_codecs; j++) { + codec_dais[j]->codec->dapm.suspend_bias_level = + codec_dais[j]->codec->dapm.bias_level; + } } for (i = 0; i < card->num_rtd; i++) { @@ -719,7 +726,7 @@ static void soc_resume_deferred(struct work_struct *work) struct snd_soc_card *card = container_of(work, struct snd_soc_card, deferred_resume_work); struct snd_soc_codec *codec; - int i; + int i, j; /* our power state is still SNDRV_CTL_POWER_D3hot from suspend time, * so userspace apps are blocked from touching us @@ -780,14 +787,17 @@ static void soc_resume_deferred(struct work_struct *work) /* unmute any active DACs */ for (i = 0; i < card->num_rtd; i++) { - struct snd_soc_dai *dai = card->rtd[i].codec_dai; - struct snd_soc_dai_driver *drv = dai->driver; if (card->rtd[i].dai_link->ignore_suspend) continue; - if (drv->ops->digital_mute && dai->playback_active) - drv->ops->digital_mute(dai, 0); + for (j = 0; j < card->rtd[i].num_codecs; j++) { + struct snd_soc_dai *dai = card->rtd[i].codec_dais[j]; + struct snd_soc_dai_driver *drv = dai->driver; + + if (drv->ops->digital_mute && dai->playback_active) + drv->ops->digital_mute(dai, 0); + } } for (i = 0; i < card->num_rtd; i++) { @@ -832,12 +842,19 @@ int snd_soc_resume(struct device *dev) /* activate pins from sleep state */ for (i = 0; i < card->num_rtd; i++) { - struct snd_soc_dai *cpu_dai = card->rtd[i].cpu_dai; - struct snd_soc_dai *codec_dai = card->rtd[i].codec_dai; + struct snd_soc_pcm_runtime *rtd = &card->rtd[i]; + struct snd_soc_dai **codec_dais = rtd->codec_dais; + struct snd_soc_dai *cpu_dai = rtd->cpu_dai; + int j; + if (cpu_dai->active) pinctrl_pm_select_default_state(cpu_dai->dev); - if (codec_dai->active) - pinctrl_pm_select_default_state(codec_dai->dev); + + for (j = 0; j < rtd->num_codecs; j++) { + struct snd_soc_dai *codec_dai = codec_dais[j]; + if (codec_dai->active) + pinctrl_pm_select_default_state(codec_dai->dev); + } } /* AC97 devices might have other drivers hanging off them so @@ -869,8 +886,9 @@ EXPORT_SYMBOL_GPL(snd_soc_resume); static const struct snd_soc_dai_ops null_dai_ops = { }; -static struct snd_soc_codec *soc_find_codec(const struct device_node *codec_of_node, - const char *codec_name) +static struct snd_soc_codec *soc_find_codec( + const struct device_node *codec_of_node, + const char *codec_name) { struct snd_soc_codec *codec; @@ -908,9 +926,12 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num) struct snd_soc_dai_link *dai_link = &card->dai_link[num]; struct snd_soc_pcm_runtime *rtd = &card->rtd[num]; struct snd_soc_component *component; + struct snd_soc_dai_link_component *codecs = dai_link->codecs; + struct snd_soc_dai **codec_dais = rtd->codec_dais; struct snd_soc_platform *platform; struct snd_soc_dai *cpu_dai; const char *platform_name; + int i; dev_dbg(card->dev, "ASoC: binding %s at idx %d\n", dai_link->name, num); @@ -937,23 +958,29 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num) return -EPROBE_DEFER; } - /* Find CODEC from registered list */ - rtd->codec = soc_find_codec(dai_link->codec_of_node, - dai_link->codec_name); - if (!rtd->codec) { - dev_err(card->dev, "ASoC: CODEC %s not registered\n", - dai_link->codec_name); - return -EPROBE_DEFER; + rtd->num_codecs = dai_link->num_codecs; + + /* Find CODEC from registered CODECs */ + for (i = 0; i < rtd->num_codecs; i++) { + struct snd_soc_codec *codec; + codec = soc_find_codec(codecs[i].of_node, codecs[i].name); + if (!codec) { + dev_err(card->dev, "ASoC: CODEC %s not registered\n", + codecs[i].name); + return -EPROBE_DEFER; + } + + codec_dais[i] = soc_find_codec_dai(codec, codecs[i].dai_name); + if (!codec_dais[i]) { + dev_err(card->dev, "ASoC: CODEC DAI %s not registered\n", + codecs[i].dai_name); + return -EPROBE_DEFER; + } } - /* Find CODEC DAI from registered list */ - rtd->codec_dai = soc_find_codec_dai(rtd->codec, - dai_link->codec_dai_name); - if (!rtd->codec_dai) { - dev_err(card->dev, "ASoC: CODEC DAI %s not registered\n", - dai_link->codec_dai_name); - return -EPROBE_DEFER; - } + /* Single codec links expect codec and codec_dai in runtime data */ + rtd->codec_dai = codec_dais[0]; + rtd->codec = rtd->codec_dai->codec; /* if there's no platform we match on the empty platform */ platform_name = dai_link->platform_name; @@ -1045,8 +1072,8 @@ static void soc_remove_codec_dai(struct snd_soc_dai *codec_dai, int order) static void soc_remove_link_dais(struct snd_soc_card *card, int num, int order) { struct snd_soc_pcm_runtime *rtd = &card->rtd[num]; - struct snd_soc_dai *codec_dai = rtd->codec_dai, *cpu_dai = rtd->cpu_dai; - int err; + struct snd_soc_dai *cpu_dai = rtd->cpu_dai; + int i, err; /* unregister the rtd device */ if (rtd->dev_registered) { @@ -1057,7 +1084,8 @@ static void soc_remove_link_dais(struct snd_soc_card *card, int num, int order) } /* remove the CODEC DAI */ - soc_remove_codec_dai(codec_dai, order); + for (i = 0; i < rtd->num_codecs; i++) + soc_remove_codec_dai(rtd->codec_dais[i], order); /* remove the cpu_dai */ if (cpu_dai && cpu_dai->probed && @@ -1080,9 +1108,9 @@ static void soc_remove_link_components(struct snd_soc_card *card, int num, { struct snd_soc_pcm_runtime *rtd = &card->rtd[num]; struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - struct snd_soc_dai *codec_dai = rtd->codec_dai; struct snd_soc_platform *platform = rtd->platform; struct snd_soc_codec *codec; + int i; /* remove the platform */ if (platform && platform->probed && @@ -1091,8 +1119,8 @@ static void soc_remove_link_components(struct snd_soc_card *card, int num, } /* remove the CODEC-side CODEC */ - if (codec_dai) { - codec = codec_dai->codec; + for (i = 0; i < rtd->num_codecs; i++) { + codec = rtd->codec_dais[i]->codec; if (codec && codec->probed && codec->driver->remove_order == order) soc_remove_codec(codec); @@ -1335,9 +1363,8 @@ static int soc_probe_link_components(struct snd_soc_card *card, int num, { struct snd_soc_pcm_runtime *rtd = &card->rtd[num]; struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - struct snd_soc_dai *codec_dai = rtd->codec_dai; struct snd_soc_platform *platform = rtd->platform; - int ret; + int i, ret; /* probe the CPU-side component, if it is a CODEC */ if (cpu_dai->codec && @@ -1348,12 +1375,14 @@ static int soc_probe_link_components(struct snd_soc_card *card, int num, return ret; } - /* probe the CODEC-side component */ - if (!codec_dai->codec->probed && - codec_dai->codec->driver->probe_order == order) { - ret = soc_probe_codec(card, codec_dai->codec); - if (ret < 0) - return ret; + /* probe the CODEC-side components */ + for (i = 0; i < rtd->num_codecs; i++) { + if (!rtd->codec_dais[i]->codec->probed && + rtd->codec_dais[i]->codec->driver->probe_order == order) { + ret = soc_probe_codec(card, rtd->codec_dais[i]->codec); + if (ret < 0) + return ret; + } } /* probe the platform */ @@ -1400,6 +1429,9 @@ static int soc_link_dai_widgets(struct snd_soc_card *card, struct snd_soc_dapm_widget *play_w, *capture_w; int ret; + if (rtd->num_codecs > 1) + dev_warn(card->dev, "ASoC: Multiple codecs not supported yet\n"); + /* link the DAI widgets */ play_w = codec_dai->playback_widget; capture_w = cpu_dai->capture_widget; @@ -1432,19 +1464,18 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order) { struct snd_soc_dai_link *dai_link = &card->dai_link[num]; struct snd_soc_pcm_runtime *rtd = &card->rtd[num]; - struct snd_soc_codec *codec = rtd->codec; struct snd_soc_platform *platform = rtd->platform; - struct snd_soc_dai *codec_dai = rtd->codec_dai; struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - int ret; + int i, ret; dev_dbg(card->dev, "ASoC: probe %s dai link %d late %d\n", card->name, num, order); /* config components */ cpu_dai->platform = platform; - codec_dai->card = card; cpu_dai->card = card; + for (i = 0; i < rtd->num_codecs; i++) + rtd->codec_dais[i]->card = card; /* set default power off timeout */ rtd->pmdown_time = pmdown_time; @@ -1471,9 +1502,11 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order) } /* probe the CODEC DAI */ - ret = soc_probe_codec_dai(card, codec_dai, order); - if (ret) - return ret; + for (i = 0; i < rtd->num_codecs; i++) { + ret = soc_probe_codec_dai(card, rtd->codec_dais[i], order); + if (ret) + return ret; + } /* complete DAI probe during last probe */ if (order != SND_SOC_COMP_ORDER_LAST) @@ -1541,8 +1574,11 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order) } /* add platform data for AC97 devices */ - if (rtd->codec_dai->driver->ac97_control) - snd_ac97_dev_add_pdata(codec->ac97, rtd->cpu_dai->ac97_pdata); + for (i = 0; i < rtd->num_codecs; i++) { + if (rtd->codec_dais[i]->driver->ac97_control) + snd_ac97_dev_add_pdata(rtd->codec_dais[i]->codec->ac97, + rtd->cpu_dai->ac97_pdata); + } return 0; } @@ -1580,11 +1616,6 @@ static int soc_register_ac97_codec(struct snd_soc_codec *codec, return 0; } -static int soc_register_ac97_dai_link(struct snd_soc_pcm_runtime *rtd) -{ - return soc_register_ac97_codec(rtd->codec, rtd->codec_dai); -} - static void soc_unregister_ac97_codec(struct snd_soc_codec *codec) { if (codec->ac97_registered) { @@ -1593,9 +1624,30 @@ static void soc_unregister_ac97_codec(struct snd_soc_codec *codec) } } +static int soc_register_ac97_dai_link(struct snd_soc_pcm_runtime *rtd) +{ + int i, ret; + + for (i = 0; i < rtd->num_codecs; i++) { + struct snd_soc_dai *codec_dai = rtd->codec_dais[i]; + + ret = soc_register_ac97_codec(codec_dai->codec, codec_dai); + if (ret) { + while (--i >= 0) + soc_unregister_ac97_codec(codec_dai->codec); + return ret; + } + } + + return 0; +} + static void soc_unregister_ac97_dai_link(struct snd_soc_pcm_runtime *rtd) { - soc_unregister_ac97_codec(rtd->codec); + int i; + + for (i = 0; i < rtd->num_codecs; i++) + soc_unregister_ac97_codec(rtd->codec_dais[i]->codec); } #endif @@ -1794,16 +1846,23 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card) card->num_dapm_routes); for (i = 0; i < card->num_links; i++) { + struct snd_soc_pcm_runtime *rtd = &card->rtd[i]; dai_link = &card->dai_link[i]; dai_fmt = dai_link->dai_fmt; if (dai_fmt) { - ret = snd_soc_dai_set_fmt(card->rtd[i].codec_dai, - dai_fmt); - if (ret != 0 && ret != -ENOTSUPP) - dev_warn(card->rtd[i].codec_dai->dev, - "ASoC: Failed to set DAI format: %d\n", - ret); + struct snd_soc_dai **codec_dais = rtd->codec_dais; + int j; + + for (j = 0; j < rtd->num_codecs; j++) { + struct snd_soc_dai *codec_dai = codec_dais[j]; + + ret = snd_soc_dai_set_fmt(codec_dai, dai_fmt); + if (ret != 0 && ret != -ENOTSUPP) + dev_warn(codec_dai->dev, + "ASoC: Failed to set DAI format: %d\n", + ret); + } } /* If this is a regular CPU link there will be a platform */ @@ -2002,10 +2061,15 @@ int snd_soc_poweroff(struct device *dev) /* deactivate pins to sleep state */ for (i = 0; i < card->num_rtd; i++) { - struct snd_soc_dai *cpu_dai = card->rtd[i].cpu_dai; - struct snd_soc_dai *codec_dai = card->rtd[i].codec_dai; - pinctrl_pm_select_sleep_state(codec_dai->dev); + struct snd_soc_pcm_runtime *rtd = &card->rtd[i]; + struct snd_soc_dai *cpu_dai = rtd->cpu_dai; + int j; + pinctrl_pm_select_sleep_state(cpu_dai->dev); + for (j = 0; j < rtd->num_codecs; j++) { + struct snd_soc_dai *codec_dai = rtd->codec_dais[j]; + pinctrl_pm_select_sleep_state(codec_dai->dev); + } } return 0; @@ -3585,6 +3649,9 @@ int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai, else snd_soc_xlate_tdm_slot_mask(slots, &tx_mask, &rx_mask); + dai->tx_mask = tx_mask; + dai->rx_mask = rx_mask; + if (dai->driver && dai->driver->ops->set_tdm_slot) return dai->driver->ops->set_tdm_slot(dai, tx_mask, rx_mask, slots, slot_width); @@ -3657,6 +3724,33 @@ int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute, } EXPORT_SYMBOL_GPL(snd_soc_dai_digital_mute); +static int snd_soc_init_multicodec(struct snd_soc_card *card, + struct snd_soc_dai_link *dai_link) +{ + /* Legacy codec/codec_dai link is a single entry in multicodec */ + if (dai_link->codec_name || dai_link->codec_of_node || + dai_link->codec_dai_name) { + dai_link->num_codecs = 1; + + dai_link->codecs = devm_kzalloc(card->dev, + sizeof(struct snd_soc_dai_link_component), + GFP_KERNEL); + if (!dai_link->codecs) + return -ENOMEM; + + dai_link->codecs[0].name = dai_link->codec_name; + dai_link->codecs[0].of_node = dai_link->codec_of_node; + dai_link->codecs[0].dai_name = dai_link->codec_dai_name; + } + + if (!dai_link->codecs) { + dev_err(card->dev, "ASoC: DAI link has no CODECs\n"); + return -EINVAL; + } + + return 0; +} + /** * snd_soc_register_card - Register a card with the ASoC core * @@ -3665,7 +3759,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_digital_mute); */ int snd_soc_register_card(struct snd_soc_card *card) { - int i, ret; + int i, j, ret; if (!card->name || !card->dev) return -EINVAL; @@ -3673,22 +3767,29 @@ int snd_soc_register_card(struct snd_soc_card *card) for (i = 0; i < card->num_links; i++) { struct snd_soc_dai_link *link = &card->dai_link[i]; - /* - * Codec must be specified by 1 of name or OF node, - * not both or neither. - */ - if (!!link->codec_name == !!link->codec_of_node) { - dev_err(card->dev, - "ASoC: Neither/both codec name/of_node are set for %s\n", - link->name); - return -EINVAL; + ret = snd_soc_init_multicodec(card, link); + if (ret) { + dev_err(card->dev, "ASoC: failed to init multicodec\n"); + return ret; } - /* Codec DAI name must be specified */ - if (!link->codec_dai_name) { - dev_err(card->dev, - "ASoC: codec_dai_name not set for %s\n", - link->name); - return -EINVAL; + + for (j = 0; j < link->num_codecs; j++) { + /* + * Codec must be specified by 1 of name or OF node, + * not both or neither. + */ + if (!!link->codecs[j].name == + !!link->codecs[j].of_node) { + dev_err(card->dev, "ASoC: Neither/both codec name/of_node are set for %s\n", + link->name); + return -EINVAL; + } + /* Codec DAI name must be specified */ + if (!link->codecs[j].dai_name) { + dev_err(card->dev, "ASoC: codec_dai_name not set for %s\n", + link->name); + return -EINVAL; + } } /* @@ -3744,6 +3845,12 @@ int snd_soc_register_card(struct snd_soc_card *card) for (i = 0; i < card->num_links; i++) { card->rtd[i].card = card; card->rtd[i].dai_link = &card->dai_link[i]; + card->rtd[i].codec_dais = devm_kzalloc(card->dev, + sizeof(struct snd_soc_dai *) * + (card->rtd[i].dai_link->num_codecs), + GFP_KERNEL); + if (card->rtd[i].codec_dais == NULL) + return -ENOMEM; } for (i = 0; i < card->num_aux_devs; i++) @@ -3760,10 +3867,16 @@ int snd_soc_register_card(struct snd_soc_card *card) /* deactivate pins to sleep state */ for (i = 0; i < card->num_rtd; i++) { - struct snd_soc_dai *cpu_dai = card->rtd[i].cpu_dai; - struct snd_soc_dai *codec_dai = card->rtd[i].codec_dai; - if (!codec_dai->active) - pinctrl_pm_select_sleep_state(codec_dai->dev); + struct snd_soc_pcm_runtime *rtd = &card->rtd[i]; + struct snd_soc_dai *cpu_dai = rtd->cpu_dai; + int j; + + for (j = 0; j < rtd->num_codecs; j++) { + struct snd_soc_dai *codec_dai = rtd->codec_dais[j]; + if (!codec_dai->active) + pinctrl_pm_select_sleep_state(codec_dai->dev); + } + if (!cpu_dai->active) pinctrl_pm_select_sleep_state(cpu_dai->dev); }