diff options
Diffstat (limited to 'sound/soc/soc-core.c')
| -rw-r--r-- | sound/soc/soc-core.c | 1578 |
1 files changed, 874 insertions, 704 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 051c006281f5..2d6c8b86b7d3 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -154,22 +154,15 @@ static ssize_t soc_codec_reg_show(struct snd_soc_codec *codec, char *buf, step = codec->driver->reg_cache_step; for (i = 0; i < codec->driver->reg_cache_size; i += step) { - if (!snd_soc_codec_readable_register(codec, i)) - continue; - if (codec->driver->display_register) { - count += codec->driver->display_register(codec, buf + count, - PAGE_SIZE - count, i); - } else { - /* only support larger than PAGE_SIZE bytes debugfs - * entries for the default case */ - if (p >= pos) { - if (total + len >= count - 1) - break; - format_register_str(codec, i, buf + total, len); - total += len; - } - p += len; + /* only support larger than PAGE_SIZE bytes debugfs + * entries for the default case */ + if (p >= pos) { + if (total + len >= count - 1) + break; + format_register_str(codec, i, buf + total, len); + total += len; } + p += len; } total = min(total, count - 1); @@ -277,12 +270,33 @@ static const struct file_operations codec_reg_fops = { .llseek = default_llseek, }; +static struct dentry *soc_debugfs_create_dir(struct dentry *parent, + const char *fmt, ...) +{ + struct dentry *de; + va_list ap; + char *s; + + va_start(ap, fmt); + s = kvasprintf(GFP_KERNEL, fmt, ap); + va_end(ap); + + if (!s) + return NULL; + + de = debugfs_create_dir(s, parent); + kfree(s); + + return de; +} + static void soc_init_codec_debugfs(struct snd_soc_codec *codec) { - struct dentry *debugfs_card_root = codec->card->debugfs_card_root; + struct dentry *debugfs_card_root = codec->component.card->debugfs_card_root; - codec->debugfs_codec_root = debugfs_create_dir(codec->name, - debugfs_card_root); + codec->debugfs_codec_root = soc_debugfs_create_dir(debugfs_card_root, + "codec:%s", + codec->component.name); if (!codec->debugfs_codec_root) { dev_warn(codec->dev, "ASoC: Failed to create codec debugfs directory\n"); @@ -311,17 +325,18 @@ static void soc_cleanup_codec_debugfs(struct snd_soc_codec *codec) static void soc_init_platform_debugfs(struct snd_soc_platform *platform) { - struct dentry *debugfs_card_root = platform->card->debugfs_card_root; + struct dentry *debugfs_card_root = platform->component.card->debugfs_card_root; - platform->debugfs_platform_root = debugfs_create_dir(platform->name, - debugfs_card_root); + platform->debugfs_platform_root = soc_debugfs_create_dir(debugfs_card_root, + "platform:%s", + platform->component.name); if (!platform->debugfs_platform_root) { dev_warn(platform->dev, "ASoC: Failed to create platform debugfs directory\n"); return; } - snd_soc_dapm_debugfs_init(&platform->dapm, + snd_soc_dapm_debugfs_init(&platform->component.dapm, platform->debugfs_platform_root); } @@ -342,7 +357,7 @@ static ssize_t codec_list_read_file(struct file *file, char __user *user_buf, list_for_each_entry(codec, &codec_list, list) { len = snprintf(buf + ret, PAGE_SIZE - ret, "%s\n", - codec->name); + codec->component.name); if (len >= 0) ret += len; if (ret > PAGE_SIZE) { @@ -413,7 +428,7 @@ static ssize_t platform_list_read_file(struct file *file, list_for_each_entry(platform, &platform_list, list) { len = snprintf(buf + ret, PAGE_SIZE - ret, "%s\n", - platform->name); + platform->component.name); if (len >= 0) ret += len; if (ret > PAGE_SIZE) { @@ -531,11 +546,12 @@ static int soc_ac97_dev_register(struct snd_soc_codec *codec) int err; codec->ac97->dev.bus = &ac97_bus_type; - codec->ac97->dev.parent = codec->card->dev; + codec->ac97->dev.parent = codec->component.card->dev; codec->ac97->dev.release = soc_ac97_device_release; dev_set_name(&codec->ac97->dev, "%d-%d:%s", - codec->card->snd_card->number, 0, codec->name); + codec->component.card->snd_card->number, 0, + codec->component.name); err = device_register(&codec->ac97->dev); if (err < 0) { dev_err(codec->dev, "ASoC: Can't register ac97 bus\n"); @@ -561,7 +577,7 @@ 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. @@ -581,14 +597,17 @@ 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 */ @@ -619,8 +638,12 @@ 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++) { @@ -663,8 +686,8 @@ int snd_soc_suspend(struct device *dev) codec->driver->suspend(codec); codec->suspended = 1; codec->cache_sync = 1; - if (codec->using_regmap) - regcache_mark_dirty(codec->control_data); + if (codec->component.regmap) + regcache_mark_dirty(codec->component.regmap); /* deactivate pins to sleep state */ pinctrl_pm_select_sleep_state(codec->dev); break; @@ -704,7 +727,7 @@ 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 @@ -765,14 +788,17 @@ 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++) { @@ -817,12 +843,19 @@ 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 @@ -854,15 +887,52 @@ 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) +{ + struct snd_soc_codec *codec; + + list_for_each_entry(codec, &codec_list, list) { + if (codec_of_node) { + if (codec->dev->of_node != codec_of_node) + continue; + } else { + if (strcmp(codec->component.name, codec_name)) + continue; + } + + return codec; + } + + return NULL; +} + +static struct snd_soc_dai *soc_find_codec_dai(struct snd_soc_codec *codec, + const char *codec_dai_name) +{ + struct snd_soc_dai *codec_dai; + + list_for_each_entry(codec_dai, &codec->component.dai_list, list) { + if (!strcmp(codec_dai->name, codec_dai_name)) { + return codec_dai; + } + } + + return NULL; +} + 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_codec *codec; + 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 *codec_dai, *cpu_dai; + 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); @@ -889,41 +959,29 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num) return -EPROBE_DEFER; } - /* Find CODEC from registered CODECs */ - list_for_each_entry(codec, &codec_list, list) { - if (dai_link->codec_of_node) { - if (codec->dev->of_node != dai_link->codec_of_node) - continue; - } else { - if (strcmp(codec->name, dai_link->codec_name)) - continue; - } + rtd->num_codecs = dai_link->num_codecs; - rtd->codec = codec; - - /* - * CODEC found, so find CODEC DAI from registered DAIs from - * this CODEC - */ - list_for_each_entry(codec_dai, &codec->component.dai_list, list) { - if (!strcmp(codec_dai->name, dai_link->codec_dai_name)) { - rtd->codec_dai = codec_dai; - break; - } + /* 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; } - if (!rtd->codec_dai) { + 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", - dai_link->codec_dai_name); + codecs[i].dai_name); return -EPROBE_DEFER; } } - if (!rtd->codec) { - dev_err(card->dev, "ASoC: CODEC %s not registered\n", - dai_link->codec_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; @@ -937,7 +995,7 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num) dai_link->platform_of_node) continue; } else { - if (strcmp(platform->name, platform_name)) + if (strcmp(platform->component.name, platform_name)) continue; } @@ -966,11 +1024,10 @@ static int soc_remove_platform(struct snd_soc_platform *platform) } /* Make sure all DAPM widgets are freed */ - snd_soc_dapm_free(&platform->dapm); + snd_soc_dapm_free(&platform->component.dapm); soc_cleanup_platform_debugfs(platform); platform->probed = 0; - list_del(&platform->card_list); module_put(platform->dev->driver->owner); return 0; @@ -995,21 +1052,10 @@ static void soc_remove_codec(struct snd_soc_codec *codec) module_put(codec->dev->driver->owner); } -static void soc_remove_link_dais(struct snd_soc_card *card, int num, int order) +static void soc_remove_codec_dai(struct snd_soc_dai *codec_dai, 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; - /* unregister the rtd device */ - if (rtd->dev_registered) { - device_remove_file(rtd->dev, &dev_attr_pmdown_time); - device_remove_file(rtd->dev, &dev_attr_codec_reg); - device_unregister(rtd->dev); - rtd->dev_registered = 0; - } - - /* remove the CODEC DAI */ if (codec_dai && codec_dai->probed && codec_dai->driver->remove_order == order) { if (codec_dai->driver->remove) { @@ -1020,8 +1066,26 @@ static void soc_remove_link_dais(struct snd_soc_card *card, int num, int order) codec_dai->name, err); } codec_dai->probed = 0; - list_del(&codec_dai->card_list); } +} + +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 *cpu_dai = rtd->cpu_dai; + int i, err; + + /* unregister the rtd device */ + if (rtd->dev_registered) { + device_remove_file(rtd->dev, &dev_attr_pmdown_time); + device_remove_file(rtd->dev, &dev_attr_codec_reg); + device_unregister(rtd->dev); + rtd->dev_registered = 0; + } + + /* remove the CODEC DAI */ + 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 && @@ -1034,12 +1098,8 @@ static void soc_remove_link_dais(struct snd_soc_card *card, int num, int order) cpu_dai->name, err); } cpu_dai->probed = 0; - list_del(&cpu_dai->card_list); - - if (!cpu_dai->codec) { - snd_soc_dapm_free(&cpu_dai->dapm); + if (!cpu_dai->codec) module_put(cpu_dai->dev->driver->owner); - } } } @@ -1048,9 +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 && @@ -1059,8 +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); @@ -1095,7 +1155,7 @@ static void soc_remove_dai_links(struct snd_soc_card *card) } static void soc_set_name_prefix(struct snd_soc_card *card, - struct snd_soc_codec *codec) + struct snd_soc_component *component) { int i; @@ -1104,10 +1164,12 @@ static void soc_set_name_prefix(struct snd_soc_card *card, for (i = 0; i < card->num_configs; i++) { struct snd_soc_codec_conf *map = &card->codec_conf[i]; - if (map->dev_name && !strcmp(codec->name, map->dev_name)) { - codec->name_prefix = map->name_prefix; - break; - } + if (map->of_node && component->dev->of_node != map->of_node) + continue; + if (map->dev_name && strcmp(component->name, map->dev_name)) + continue; + component->name_prefix = map->name_prefix; + break; } } @@ -1118,35 +1180,40 @@ static int soc_probe_codec(struct snd_soc_card *card, const struct snd_soc_codec_driver *driver = codec->driver; struct snd_soc_dai *dai; - codec->card = card; + codec->component.card = card; codec->dapm.card = card; - soc_set_name_prefix(card, codec); + soc_set_name_prefix(card, &codec->component); if (!try_module_get(codec->dev->driver->owner)) return -ENODEV; soc_init_codec_debugfs(codec); - if (driver->dapm_widgets) - snd_soc_dapm_new_controls(&codec->dapm, driver->dapm_widgets, - driver->num_dapm_widgets); + if (driver->dapm_widgets) { + ret = snd_soc_dapm_new_controls(&codec->dapm, + driver->dapm_widgets, + driver->num_dapm_widgets); - /* Create DAPM widgets for each DAI stream */ - list_for_each_entry(dai, &codec->component.dai_list, list) - snd_soc_dapm_new_dai_widgets(&codec->dapm, dai); + if (ret != 0) { + dev_err(codec->dev, + "Failed to create new controls %d\n", ret); + goto err_probe; + } + } - codec->dapm.idle_bias_off = driver->idle_bias_off; + /* Create DAPM widgets for each DAI stream */ + list_for_each_entry(dai, &codec->component.dai_list, list) { + ret = snd_soc_dapm_new_dai_widgets(&codec->dapm, dai); - if (!codec->write && dev_get_regmap(codec->dev, NULL)) { - /* Set the default I/O up try regmap */ - ret = snd_soc_codec_set_cache_io(codec, NULL); - if (ret < 0) { + if (ret != 0) { dev_err(codec->dev, - "Failed to set cache I/O: %d\n", ret); + "Failed to create DAI widgets %d\n", ret); goto err_probe; } } + codec->dapm.idle_bias_off = driver->idle_bias_off; + if (driver->probe) { ret = driver->probe(codec); if (ret < 0) { @@ -1157,7 +1224,7 @@ static int soc_probe_codec(struct snd_soc_card *card, WARN(codec->dapm.idle_bias_off && codec->dapm.bias_level != SND_SOC_BIAS_OFF, "codec %s can not start from non-off bias with idle_bias_off==1\n", - codec->name); + codec->component.name); } if (driver->controls) @@ -1189,8 +1256,8 @@ static int soc_probe_platform(struct snd_soc_card *card, struct snd_soc_component *component; struct snd_soc_dai *dai; - platform->card = card; - platform->dapm.card = card; + platform->component.card = card; + platform->component.dapm.card = card; if (!try_module_get(platform->dev->driver->owner)) return -ENODEV; @@ -1198,7 +1265,7 @@ static int soc_probe_platform(struct snd_soc_card *card, soc_init_platform_debugfs(platform); if (driver->dapm_widgets) - snd_soc_dapm_new_controls(&platform->dapm, + snd_soc_dapm_new_controls(&platform->component.dapm, driver->dapm_widgets, driver->num_dapm_widgets); /* Create DAPM widgets for each DAI stream */ @@ -1206,10 +1273,11 @@ static int soc_probe_platform(struct snd_soc_card *card, if (component->dev != platform->dev) continue; list_for_each_entry(dai, &component->dai_list, list) - snd_soc_dapm_new_dai_widgets(&platform->dapm, dai); + snd_soc_dapm_new_dai_widgets(&platform->component.dapm, + dai); } - platform->dapm.idle_bias_off = 1; + platform->component.dapm.idle_bias_off = 1; if (driver->probe) { ret = driver->probe(platform); @@ -1224,13 +1292,12 @@ static int soc_probe_platform(struct snd_soc_card *card, snd_soc_add_platform_controls(platform, driver->controls, driver->num_controls); if (driver->dapm_routes) - snd_soc_dapm_add_routes(&platform->dapm, driver->dapm_routes, - driver->num_dapm_routes); + snd_soc_dapm_add_routes(&platform->component.dapm, + driver->dapm_routes, driver->num_dapm_routes); /* mark platform as probed and add to card platform list */ platform->probed = 1; - list_add(&platform->card_list, &card->platform_dev_list); - list_add(&platform->dapm.list, &card->dapm_list); + list_add(&platform->component.dapm.list, &card->dapm_list); return 0; @@ -1246,45 +1313,17 @@ static void rtd_release(struct device *dev) kfree(dev); } -static int soc_post_component_init(struct snd_soc_card *card, - struct snd_soc_codec *codec, - int num, int dailess) +static int soc_post_component_init(struct snd_soc_pcm_runtime *rtd, + const char *name) { - struct snd_soc_dai_link *dai_link = NULL; - struct snd_soc_aux_dev *aux_dev = NULL; - struct snd_soc_pcm_runtime *rtd; - const char *name; int ret = 0; - if (!dailess) { - dai_link = &card->dai_link[num]; - rtd = &card->rtd[num]; - name = dai_link->name; - } else { - aux_dev = &card->aux_dev[num]; - rtd = &card->rtd_aux[num]; - name = aux_dev->name; - } - rtd->card = card; - - /* do machine specific initialization */ - if (!dailess && dai_link->init) - ret = dai_link->init(rtd); - else if (dailess && aux_dev->init) - ret = aux_dev->init(&codec->dapm); - if (ret < 0) { - dev_err(card->dev, "ASoC: failed to init %s: %d\n", name, ret); - return ret; - } - /* register the rtd device */ - rtd->codec = codec; - rtd->dev = kzalloc(sizeof(struct device), GFP_KERNEL); if (!rtd->dev) return -ENOMEM; device_initialize(rtd->dev); - rtd->dev->parent = card->dev; + rtd->dev->parent = rtd->card->dev; rtd->dev->release = rtd_release; rtd->dev->init_name = name; dev_set_drvdata(rtd->dev, rtd); @@ -1297,7 +1336,7 @@ static int soc_post_component_init(struct snd_soc_card *card, if (ret < 0) { /* calling put_device() here to free the rtd->dev */ put_device(rtd->dev); - dev_err(card->dev, + dev_err(rtd->card->dev, "ASoC: failed to register runtime device: %d\n", ret); return ret; } @@ -1306,26 +1345,15 @@ static int soc_post_component_init(struct snd_soc_card *card, /* add DAPM sysfs entries for this codec */ ret = snd_soc_dapm_sys_add(rtd->dev); if (ret < 0) - dev_err(codec->dev, + dev_err(rtd->dev, "ASoC: failed to add codec dapm sysfs entries: %d\n", ret); /* add codec sysfs entries */ ret = device_create_file(rtd->dev, &dev_attr_codec_reg); if (ret < 0) - dev_err(codec->dev, + dev_err(rtd->dev, "ASoC: failed to add codec sysfs files: %d\n", ret); -#ifdef CONFIG_DEBUG_FS - /* add DPCM sysfs entries */ - if (!dailess && !dai_link->dynamic) - goto out; - - ret = soc_dpcm_debugfs_add(rtd); - if (ret < 0) - dev_err(rtd->dev, "ASoC: failed to add dpcm sysfs entries: %d\n", ret); - -out: -#endif return 0; } @@ -1334,9 +1362,8 @@ 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 && @@ -1347,12 +1374,14 @@ 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 */ @@ -1366,24 +1395,86 @@ static int soc_probe_link_components(struct snd_soc_card *card, int num, return 0; } +static int soc_probe_codec_dai(struct snd_soc_card *card, + struct snd_soc_dai *codec_dai, + int order) +{ + int ret; + + if (!codec_dai->probed && codec_dai->driver->probe_order == order) { + if (codec_dai->driver->probe) { + ret = codec_dai->driver->probe(codec_dai); + if (ret < 0) { + dev_err(codec_dai->dev, + "ASoC: failed to probe CODEC DAI %s: %d\n", + codec_dai->name, ret); + return ret; + } + } + + /* mark codec_dai as probed and add to card dai list */ + codec_dai->probed = 1; + } + + 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 *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; + if (play_w && capture_w) { + ret = snd_soc_dapm_new_pcm(card, dai_link->params, + capture_w, play_w); + if (ret != 0) { + dev_err(card->dev, "ASoC: Can't link %s to %s: %d\n", + play_w->name, capture_w->name, ret); + return ret; + } + } + + play_w = cpu_dai->playback_widget; + capture_w = codec_dai->capture_widget; + if (play_w && capture_w) { + ret = snd_soc_dapm_new_pcm(card, dai_link->params, + capture_w, play_w); + if (ret != 0) { + dev_err(card->dev, "ASoC: Can't link %s to %s: %d\n", + play_w->name, capture_w->name, ret); + return ret; + } + } + + return 0; +} + 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; - struct snd_soc_dapm_widget *play_w, *capture_w; - 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; @@ -1392,11 +1483,8 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order) if (!cpu_dai->probed && cpu_dai->driver->probe_order == order) { if (!cpu_dai->codec) { - cpu_dai->dapm.card = card; if (!try_module_get(cpu_dai->dev->driver->owner)) return -ENODEV; - - list_add(&cpu_dai->dapm.list, &card->dapm_list); } if (cpu_dai->driver->probe) { @@ -1410,35 +1498,46 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order) } } cpu_dai->probed = 1; - /* mark cpu_dai as probed and add to card dai list */ - list_add(&cpu_dai->card_list, &card->dai_dev_list); } /* probe the CODEC DAI */ - if (!codec_dai->probed && codec_dai->driver->probe_order == order) { - if (codec_dai->driver->probe) { - ret = codec_dai->driver->probe(codec_dai); - if (ret < 0) { - dev_err(codec_dai->dev, - "ASoC: failed to probe CODEC DAI %s: %d\n", - codec_dai->name, ret); - return ret; - } - } - - /* mark codec_dai as probed and add to card dai list */ - codec_dai->probed = 1; - list_add(&codec_dai->card_list, &card->dai_dev_list); + 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) return 0; - ret = soc_post_component_init(card, codec, num, 0); + /* 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; + } + } + + ret = soc_post_component_init(rtd, dai_link->name); if (ret) return ret; +#ifdef CONFIG_DEBUG_FS + /* add DPCM sysfs entries */ + if (dai_link->dynamic) { + ret = soc_dpcm_debugfs_add(rtd); + if (ret < 0) { + dev_err(rtd->dev, + "ASoC: failed to add dpcm sysfs entries: %d\n", + ret); + return ret; + } + } +#endif + ret = device_create_file(rtd->dev, &dev_attr_pmdown_time); if (ret < 0) dev_warn(rtd->dev, "ASoC: failed to add pmdown_time sysfs: %d\n", @@ -1467,48 +1566,32 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order) codec2codec_close_delayed_work); /* link the DAI widgets */ - play_w = codec_dai->playback_widget; - capture_w = cpu_dai->capture_widget; - if (play_w && capture_w) { - ret = snd_soc_dapm_new_pcm(card, dai_link->params, - capture_w, play_w); - if (ret != 0) { - dev_err(card->dev, "ASoC: Can't link %s to %s: %d\n", - play_w->name, capture_w->name, ret); - return ret; - } - } - - play_w = cpu_dai->playback_widget; - capture_w = codec_dai->capture_widget; - if (play_w && capture_w) { - ret = snd_soc_dapm_new_pcm(card, dai_link->params, - capture_w, play_w); - if (ret != 0) { - dev_err(card->dev, "ASoC: Can't link %s to %s: %d\n", - play_w->name, capture_w->name, ret); - return ret; - } - } + ret = soc_link_dai_widgets(card, dai_link, rtd); + if (ret) + return ret; } } /* 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; } #ifdef CONFIG_SND_SOC_AC97_BUS -static int soc_register_ac97_dai_link(struct snd_soc_pcm_runtime *rtd) +static int soc_register_ac97_codec(struct snd_soc_codec *codec, + struct snd_soc_dai *codec_dai) { int ret; /* Only instantiate AC97 if not already done by the adaptor * for the generic AC97 subsystem. */ - if (rtd->codec_dai->driver->ac97_control && !rtd->codec->ac97_registered) { + if (codec_dai->driver->ac97_control && !codec->ac97_registered) { /* * It is possible that the AC97 device is already registered to * the device subsystem. This happens when the device is created @@ -1517,77 +1600,100 @@ static int soc_register_ac97_dai_link(struct snd_soc_pcm_runtime *rtd) * * In those cases we don't try to register the device again. */ - if (!rtd->codec->ac97_created) + if (!codec->ac97_created) return 0; - ret = soc_ac97_dev_register(rtd->codec); + ret = soc_ac97_dev_register(codec); if (ret < 0) { - dev_err(rtd->codec->dev, + dev_err(codec->dev, "ASoC: AC97 device register failed: %d\n", ret); return ret; } - rtd->codec->ac97_registered = 1; + codec->ac97_registered = 1; } return 0; } -static void soc_unregister_ac97_dai_link(struct snd_soc_codec *codec) +static void soc_unregister_ac97_codec(struct snd_soc_codec *codec) { if (codec->ac97_registered) { soc_ac97_dev_unregister(codec); codec->ac97_registered = 0; } } + +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) +{ + int i; + + for (i = 0; i < rtd->num_codecs; i++) + soc_unregister_ac97_codec(rtd->codec_dais[i]->codec); +} #endif -static int soc_check_aux_dev(struct snd_soc_card *card, int num) +static int soc_bind_aux_dev(struct snd_soc_card *card, int num) { + struct snd_soc_pcm_runtime *rtd = &card->rtd_aux[num]; struct snd_soc_aux_dev *aux_dev = &card->aux_dev[num]; - struct snd_soc_codec *codec; + const char *codecname = aux_dev->codec_name; - /* find CODEC from registered CODECs*/ - list_for_each_entry(codec, &codec_list, list) { - if (!strcmp(codec->name, aux_dev->codec_name)) - return 0; - } + rtd->codec = soc_find_codec(aux_dev->codec_of_node, codecname); + if (!rtd->codec) { + if (aux_dev->codec_of_node) + codecname = of_node_full_name(aux_dev->codec_of_node); - dev_err(card->dev, "ASoC: %s not registered\n", aux_dev->codec_name); + dev_err(card->dev, "ASoC: %s not registered\n", codecname); + return -EPROBE_DEFER; + } - return -EPROBE_DEFER; + return 0; } static int soc_probe_aux_dev(struct snd_soc_card *card, int num) { + struct snd_soc_pcm_runtime *rtd = &card->rtd_aux[num]; struct snd_soc_aux_dev *aux_dev = &card->aux_dev[num]; - struct snd_soc_codec *codec; - int ret = -ENODEV; + int ret; - /* find CODEC from registered CODECs*/ - list_for_each_entry(codec, &codec_list, list) { - if (!strcmp(codec->name, aux_dev->codec_name)) { - if (codec->probed) { - dev_err(codec->dev, - "ASoC: codec already probed"); - ret = -EBUSY; - goto out; - } - goto found; - } + if (rtd->codec->probed) { + dev_err(rtd->codec->dev, "ASoC: codec already probed\n"); + return -EBUSY; } - /* codec not found */ - dev_err(card->dev, "ASoC: codec %s not found", aux_dev->codec_name); - return -EPROBE_DEFER; -found: - ret = soc_probe_codec(card, codec); + ret = soc_probe_codec(card, rtd->codec); if (ret < 0) return ret; - ret = soc_post_component_init(card, codec, num, 1); + /* do machine specific initialization */ + if (aux_dev->init) { + ret = aux_dev->init(&rtd->codec->dapm); + if (ret < 0) { + dev_err(card->dev, "ASoC: failed to init %s: %d\n", + aux_dev->name, ret); + return ret; + } + } -out: - return ret; + return soc_post_component_init(rtd, aux_dev->name); } static void soc_remove_aux_dev(struct snd_soc_card *card, int num) @@ -1639,9 +1745,9 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card) goto base_error; } - /* check aux_devs too */ + /* bind aux_devs too */ for (i = 0; i < card->num_aux_devs; i++) { - ret = soc_check_aux_dev(card, i); + ret = soc_bind_aux_dev(card, i); if (ret != 0) goto base_error; } @@ -1739,16 +1845,23 @@ 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 */ @@ -1817,8 +1930,7 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card) } if (card->fully_routed) - list_for_each_entry(codec, &card->codec_dev_list, card_list) - snd_soc_dapm_auto_nc_codec_pins(codec); + snd_soc_dapm_auto_nc_pins(card); snd_soc_dapm_new_widgets(card); @@ -1837,7 +1949,7 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card) dev_err(card->dev, "ASoC: failed to register AC97: %d\n", ret); while (--i >= 0) - soc_unregister_ac97_dai_link(card->rtd[i].codec); + soc_unregister_ac97_dai_link(&card->rtd[i]); goto probe_aux_dev_err; } } @@ -1948,10 +2060,15 @@ 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; @@ -1980,92 +2097,6 @@ static struct platform_driver soc_driver = { }; /** - * snd_soc_codec_volatile_register: Report if a register is volatile. - * - * @codec: CODEC to query. - * @reg: Register to query. - * - * Boolean function indiciating if a CODEC register is volatile. - */ -int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, - unsigned int reg) -{ - if (codec->volatile_register) - return codec->volatile_register(codec, reg); - else - return 0; -} -EXPORT_SYMBOL_GPL(snd_soc_codec_volatile_register); - -/** - * snd_soc_codec_readable_register: Report if a register is readable. - * - * @codec: CODEC to query. - * @reg: Register to query. - * - * Boolean function indicating if a CODEC register is readable. - */ -int snd_soc_codec_readable_register(struct snd_soc_codec *codec, - unsigned int reg) -{ - if (codec->readable_register) - return codec->readable_register(codec, reg); - else - return 1; -} -EXPORT_SYMBOL_GPL(snd_soc_codec_readable_register); - -/** - * snd_soc_codec_writable_register: Report if a register is writable. - * - * @codec: CODEC to query. - * @reg: Register to query. - * - * Boolean function indicating if a CODEC register is writable. - */ -int snd_soc_codec_writable_register(struct snd_soc_codec *codec, - unsigned int reg) -{ - if (codec->writable_register) - return codec->writable_register(codec, reg); - else - return 1; -} -EXPORT_SYMBOL_GPL(snd_soc_codec_writable_register); - -int snd_soc_platform_read(struct snd_soc_platform *platform, - unsigned int reg) -{ - unsigned int ret; - - if (!platform->driver->read) { - dev_err(platform->dev, "ASoC: platform has no read back\n"); - return -1; - } - - ret = platform->driver->read(platform, reg); - dev_dbg(platform->dev, "read %x => %x\n", reg, ret); - trace_snd_soc_preg_read(platform, reg, ret); - - return ret; -} -EXPORT_SYMBOL_GPL(snd_soc_platform_read); - -int snd_soc_platform_write(struct snd_soc_platform *platform, - unsigned int reg, unsigned int val) -{ - if (!platform->driver->write) { - dev_err(platform->dev, "ASoC: platform has no write back\n"); - return -1; - } - - dev_dbg(platform->dev, "write %x = %x\n", reg, val); - trace_snd_soc_preg_write(platform, reg, val); - return platform->driver->write(platform, reg, val); -} -EXPORT_SYMBOL_GPL(snd_soc_platform_write); - -/** * snd_soc_new_ac97_codec - initailise AC97 device * @codec: audio codec * @ops: AC97 bus operations @@ -2153,28 +2184,28 @@ static int snd_soc_ac97_parse_pinctl(struct device *dev, p = devm_pinctrl_get(dev); if (IS_ERR(p)) { dev_err(dev, "Failed to get pinctrl\n"); - return PTR_RET(p); + return PTR_ERR(p); } cfg->pctl = p; state = pinctrl_lookup_state(p, "ac97-reset"); if (IS_ERR(state)) { dev_err(dev, "Can't find pinctrl state ac97-reset\n"); - return PTR_RET(state); + return PTR_ERR(state); } cfg->pstate_reset = state; state = pinctrl_lookup_state(p, "ac97-warm-reset"); if (IS_ERR(state)) { dev_err(dev, "Can't find pinctrl state ac97-warm-reset\n"); - return PTR_RET(state); + return PTR_ERR(state); } cfg->pstate_warm_reset = state; state = pinctrl_lookup_state(p, "ac97-running"); if (IS_ERR(state)) { dev_err(dev, "Can't find pinctrl state ac97-running\n"); - return PTR_RET(state); + return PTR_ERR(state); } cfg->pstate_run = state; @@ -2273,7 +2304,7 @@ void snd_soc_free_ac97_codec(struct snd_soc_codec *codec) { mutex_lock(&codec->mutex); #ifdef CONFIG_SND_SOC_AC97_BUS - soc_unregister_ac97_dai_link(codec); + soc_unregister_ac97_codec(codec); #endif kfree(codec->ac97->bus); kfree(codec->ac97); @@ -2283,118 +2314,6 @@ void snd_soc_free_ac97_codec(struct snd_soc_codec *codec) } EXPORT_SYMBOL_GPL(snd_soc_free_ac97_codec); -unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg) -{ - unsigned int ret; - - ret = codec->read(codec, reg); - dev_dbg(codec->dev, "read %x => %x\n", reg, ret); - trace_snd_soc_reg_read(codec, reg, ret); - - return ret; -} -EXPORT_SYMBOL_GPL(snd_soc_read); - -unsigned int snd_soc_write(struct snd_soc_codec *codec, - unsigned int reg, unsigned int val) -{ - dev_dbg(codec->dev, "write %x = %x\n", reg, val); - trace_snd_soc_reg_write(codec, reg, val); - return codec->write(codec, reg, val); -} -EXPORT_SYMBOL_GPL(snd_soc_write); - -/** - * snd_soc_update_bits - update codec register bits - * @codec: audio codec - * @reg: codec register - * @mask: register mask - * @value: new value - * - * Writes new register value. - * - * Returns 1 for change, 0 for no change, or negative error code. - */ -int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg, - unsigned int mask, unsigned int value) -{ - bool change; - unsigned int old, new; - int ret; - - if (codec->using_regmap) { - ret = regmap_update_bits_check(codec->control_data, reg, - mask, value, &change); - } else { - ret = snd_soc_read(codec, reg); - if (ret < 0) - return ret; - - old = ret; - new = (old & ~mask) | (value & mask); - change = old != new; - if (change) - ret = snd_soc_write(codec, reg, new); - } - - if (ret < 0) - return ret; - - return change; -} -EXPORT_SYMBOL_GPL(snd_soc_update_bits); - -/** - * snd_soc_update_bits_locked - update codec register bits - * @codec: audio codec - * @reg: codec register - * @mask: register mask - * @value: new value - * - * Writes new register value, and takes the codec mutex. - * - * Returns 1 for change else 0. - */ -int snd_soc_update_bits_locked(struct snd_soc_codec *codec, - unsigned short reg, unsigned int mask, - unsigned int value) -{ - int change; - - mutex_lock(&codec->mutex); - change = snd_soc_update_bits(codec, reg, mask, value); - mutex_unlock(&codec->mutex); - - return change; -} -EXPORT_SYMBOL_GPL(snd_soc_update_bits_locked); - -/** - * snd_soc_test_bits - test register for change - * @codec: audio codec - * @reg: codec register - * @mask: register mask - * @value: new value - * - * Tests a register with a new value and checks if the new value is - * different from the old value. - * - * Returns 1 for change else 0. - */ -int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg, - unsigned int mask, unsigned int value) -{ - int change; - unsigned int old, new; - - old = snd_soc_read(codec, reg); - new = (old & ~mask) | value; - change = old != new; - - return change; -} -EXPORT_SYMBOL_GPL(snd_soc_test_bits); - /** * snd_soc_cnew - create new control * @_template: control template @@ -2475,6 +2394,25 @@ struct snd_kcontrol *snd_soc_card_get_kcontrol(struct snd_soc_card *soc_card, EXPORT_SYMBOL_GPL(snd_soc_card_get_kcontrol); /** + * snd_soc_add_component_controls - Add an array of controls to a component. + * + * @component: Component to add controls to + * @controls: Array of controls to add + * @num_controls: Number of elements in the array + * + * Return: 0 for success, else error. + */ +int snd_soc_add_component_controls(struct snd_soc_component *component, + const struct snd_kcontrol_new *controls, unsigned int num_controls) +{ + struct snd_card *card = component->card->snd_card; + + return snd_soc_add_controls(card, component->dev, controls, + num_controls, component->name_prefix, component); +} +EXPORT_SYMBOL_GPL(snd_soc_add_component_controls); + +/** * snd_soc_add_codec_controls - add an array of controls to a codec. * Convenience function to add a list of controls. Many codecs were * duplicating this code. @@ -2486,12 +2424,10 @@ EXPORT_SYMBOL_GPL(snd_soc_card_get_kcontrol); * Return 0 for success, else error. */ int snd_soc_add_codec_controls(struct snd_soc_codec *codec, - const struct snd_kcontrol_new *controls, int num_controls) + const struct snd_kcontrol_new *controls, unsigned int num_controls) { - struct snd_card *card = codec->card->snd_card; - - return snd_soc_add_controls(card, codec->dev, controls, num_controls, - codec->name_prefix, codec); + return snd_soc_add_component_controls(&codec->component, controls, + num_controls); } EXPORT_SYMBOL_GPL(snd_soc_add_codec_controls); @@ -2506,12 +2442,10 @@ EXPORT_SYMBOL_GPL(snd_soc_add_codec_controls); * Return 0 for success, else error. */ int snd_soc_add_platform_controls(struct snd_soc_platform *platform, - const struct snd_kcontrol_new *controls, int num_controls) + const struct snd_kcontrol_new *controls, unsigned int num_controls) { - struct snd_card *card = platform->card->snd_card; - - return snd_soc_add_controls(card, platform->dev, controls, num_controls, - NULL, platform); + return snd_soc_add_component_controls(&platform->component, controls, + num_controls); } EXPORT_SYMBOL_GPL(snd_soc_add_platform_controls); @@ -2595,12 +2529,15 @@ EXPORT_SYMBOL_GPL(snd_soc_info_enum_double); int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; unsigned int val, item; unsigned int reg_val; + int ret; - reg_val = snd_soc_read(codec, e->reg); + ret = snd_soc_component_read(component, e->reg, ®_val); + if (ret) + return ret; val = (reg_val >> e->shift_l) & e->mask; item = snd_soc_enum_val_to_item(e, val); ucontrol->value.enumerated.item[0] = item; @@ -2626,7 +2563,7 @@ EXPORT_SYMBOL_GPL(snd_soc_get_enum_double); int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; unsigned int *item = ucontrol->value.enumerated.item; unsigned int val; @@ -2643,38 +2580,48 @@ int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, mask |= e->mask << e->shift_r; } - return snd_soc_update_bits_locked(codec, e->reg, mask, val); + return snd_soc_component_update_bits(component, e->reg, mask, val); } EXPORT_SYMBOL_GPL(snd_soc_put_enum_double); /** * snd_soc_read_signed - Read a codec register and interprete as signed value - * @codec: codec + * @component: component * @reg: Register to read * @mask: Mask to use after shifting the register value * @shift: Right shift of register value * @sign_bit: Bit that describes if a number is negative or not. + * @signed_val: Pointer to where the read value should be stored * * This functions reads a codec register. The register value is shifted right * by 'shift' bits and masked with the given 'mask'. Afterwards it translates * the given registervalue into a signed integer if sign_bit is non-zero. * - * Returns the register value as signed int. + * Returns 0 on sucess, otherwise an error value */ -static int snd_soc_read_signed(struct snd_soc_codec *codec, unsigned int reg, - unsigned int mask, unsigned int shift, unsigned int sign_bit) +static int snd_soc_read_signed(struct snd_soc_component *component, + unsigned int reg, unsigned int mask, unsigned int shift, + unsigned int sign_bit, int *signed_val) { int ret; unsigned int val; - val = (snd_soc_read(codec, reg) >> shift) & mask; + ret = snd_soc_component_read(component, reg, &val); + if (ret < 0) + return ret; - if (!sign_bit) - return val; + val = (val >> shift) & mask; + + if (!sign_bit) { + *signed_val = val; + return 0; + } /* non-negative number */ - if (!(val & BIT(sign_bit))) - return val; + if (!(val & BIT(sign_bit))) { + *signed_val = val; + return 0; + } ret = val; @@ -2686,7 +2633,9 @@ static int snd_soc_read_signed(struct snd_soc_codec *codec, unsigned int reg, */ ret |= ~((int)(BIT(sign_bit) - 1)); - return ret; + *signed_val = ret; + + return 0; } /** @@ -2735,9 +2684,9 @@ EXPORT_SYMBOL_GPL(snd_soc_info_volsw); int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); unsigned int reg = mc->reg; unsigned int reg2 = mc->rreg; unsigned int shift = mc->shift; @@ -2747,25 +2696,32 @@ int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, int sign_bit = mc->sign_bit; unsigned int mask = (1 << fls(max)) - 1; unsigned int invert = mc->invert; + int val; + int ret; if (sign_bit) mask = BIT(sign_bit + 1) - 1; - ucontrol->value.integer.value[0] = snd_soc_read_signed(codec, reg, mask, - shift, sign_bit) - min; + ret = snd_soc_read_signed(component, reg, mask, shift, sign_bit, &val); + if (ret) + return ret; + + ucontrol->value.integer.value[0] = val - min; if (invert) ucontrol->value.integer.value[0] = max - ucontrol->value.integer.value[0]; if (snd_soc_volsw_is_stereo(mc)) { if (reg == reg2) - ucontrol->value.integer.value[1] = - snd_soc_read_signed(codec, reg, mask, rshift, - sign_bit) - min; + ret = snd_soc_read_signed(component, reg, mask, rshift, + sign_bit, &val); else - ucontrol->value.integer.value[1] = - snd_soc_read_signed(codec, reg2, mask, shift, - sign_bit) - min; + ret = snd_soc_read_signed(component, reg2, mask, shift, + sign_bit, &val); + if (ret) + return ret; + + ucontrol->value.integer.value[1] = val - min; if (invert) ucontrol->value.integer.value[1] = max - ucontrol->value.integer.value[1]; @@ -2788,9 +2744,9 @@ EXPORT_SYMBOL_GPL(snd_soc_get_volsw); int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); unsigned int reg = mc->reg; unsigned int reg2 = mc->rreg; unsigned int shift = mc->shift; @@ -2825,12 +2781,13 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, type_2r = true; } } - err = snd_soc_update_bits_locked(codec, reg, val_mask, val); + err = snd_soc_component_update_bits(component, reg, val_mask, val); if (err < 0) return err; if (type_2r) - err = snd_soc_update_bits_locked(codec, reg2, val_mask, val2); + err = snd_soc_component_update_bits(component, reg2, val_mask, + val2); return err; } @@ -2849,10 +2806,9 @@ EXPORT_SYMBOL_GPL(snd_soc_put_volsw); int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - unsigned int reg = mc->reg; unsigned int reg2 = mc->rreg; unsigned int shift = mc->shift; @@ -2860,13 +2816,23 @@ int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol, int max = mc->max; int min = mc->min; int mask = (1 << (fls(min + max) - 1)) - 1; + unsigned int val; + int ret; - ucontrol->value.integer.value[0] = - ((snd_soc_read(codec, reg) >> shift) - min) & mask; + ret = snd_soc_component_read(component, reg, &val); + if (ret < 0) + return ret; - if (snd_soc_volsw_is_stereo(mc)) - ucontrol->value.integer.value[1] = - ((snd_soc_read(codec, reg2) >> rshift) - min) & mask; + ucontrol->value.integer.value[0] = ((val >> shift) - min) & mask; + + if (snd_soc_volsw_is_stereo(mc)) { + ret = snd_soc_component_read(component, reg2, &val); + if (ret < 0) + return ret; + + val = ((val >> rshift) - min) & mask; + ucontrol->value.integer.value[1] = val; + } return 0; } @@ -2884,7 +2850,7 @@ EXPORT_SYMBOL_GPL(snd_soc_get_volsw_sx); int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; @@ -2896,13 +2862,13 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, int min = mc->min; int mask = (1 << (fls(min + max) - 1)) - 1; int err = 0; - unsigned short val, val_mask, val2 = 0; + unsigned int val, val_mask, val2 = 0; val_mask = mask << shift; val = (ucontrol->value.integer.value[0] + min) & mask; val = val << shift; - err = snd_soc_update_bits_locked(codec, reg, val_mask, val); + err = snd_soc_component_update_bits(component, reg, val_mask, val); if (err < 0) return err; @@ -2911,10 +2877,10 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, val2 = (ucontrol->value.integer.value[1] + min) & mask; val2 = val2 << rshift; - if (snd_soc_update_bits_locked(codec, reg2, val_mask, val2)) - return err; + err = snd_soc_component_update_bits(component, reg2, val_mask, + val2); } - return 0; + return err; } EXPORT_SYMBOL_GPL(snd_soc_put_volsw_sx); @@ -2961,10 +2927,15 @@ int snd_soc_get_volsw_s8(struct snd_kcontrol *kcontrol, { struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); unsigned int reg = mc->reg; + unsigned int val; int min = mc->min; - int val = snd_soc_read(codec, reg); + int ret; + + ret = snd_soc_component_read(component, reg, &val); + if (ret) + return ret; ucontrol->value.integer.value[0] = ((signed char)(val & 0xff))-min; @@ -2988,7 +2959,7 @@ int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol, { struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); unsigned int reg = mc->reg; int min = mc->min; unsigned int val; @@ -2996,7 +2967,7 @@ int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol, val = (ucontrol->value.integer.value[0]+min) & 0xff; val |= ((ucontrol->value.integer.value[1]+min) & 0xff) << 8; - return snd_soc_update_bits_locked(codec, reg, 0xffff, val); + return snd_soc_component_update_bits(component, reg, 0xffff, val); } EXPORT_SYMBOL_GPL(snd_soc_put_volsw_s8); @@ -3045,7 +3016,7 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, { struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); unsigned int reg = mc->reg; unsigned int rreg = mc->rreg; unsigned int shift = mc->shift; @@ -3062,7 +3033,7 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, val_mask = mask << shift; val = val << shift; - ret = snd_soc_update_bits_locked(codec, reg, val_mask, val); + ret = snd_soc_component_update_bits(component, reg, val_mask, val); if (ret < 0) return ret; @@ -3073,7 +3044,8 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, val_mask = mask << shift; val = val << shift; - ret = snd_soc_update_bits_locked(codec, rreg, val_mask, val); + ret = snd_soc_component_update_bits(component, rreg, val_mask, + val); } return ret; @@ -3092,9 +3064,9 @@ EXPORT_SYMBOL_GPL(snd_soc_put_volsw_range); int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); unsigned int reg = mc->reg; unsigned int rreg = mc->rreg; unsigned int shift = mc->shift; @@ -3102,9 +3074,14 @@ int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol, int max = mc->max; unsigned int mask = (1 << fls(max)) - 1; unsigned int invert = mc->invert; + unsigned int val; + int ret; - ucontrol->value.integer.value[0] = - (snd_soc_read(codec, reg) >> shift) & mask; + ret = snd_soc_component_read(component, reg, &val); + if (ret) + return ret; + + ucontrol->value.integer.value[0] = (val >> shift) & mask; if (invert) ucontrol->value.integer.value[0] = max - ucontrol->value.integer.value[0]; @@ -3112,8 +3089,11 @@ int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol, ucontrol->value.integer.value[0] - min; if (snd_soc_volsw_is_stereo(mc)) { - ucontrol->value.integer.value[1] = - (snd_soc_read(codec, rreg) >> shift) & mask; + ret = snd_soc_component_read(component, rreg, &val); + if (ret) + return ret; + + ucontrol->value.integer.value[1] = (val >> shift) & mask; if (invert) ucontrol->value.integer.value[1] = max - ucontrol->value.integer.value[1]; @@ -3137,7 +3117,7 @@ EXPORT_SYMBOL_GPL(snd_soc_get_volsw_range); int snd_soc_limit_volume(struct snd_soc_codec *codec, const char *name, int max) { - struct snd_card *card = codec->card->snd_card; + struct snd_card *card = codec->component.card->snd_card; struct snd_kcontrol *kctl; struct soc_mixer_control *mc; int found = 0; @@ -3167,11 +3147,11 @@ EXPORT_SYMBOL_GPL(snd_soc_limit_volume); int snd_soc_bytes_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_bytes *params = (void *)kcontrol->private_value; uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; - uinfo->count = params->num_regs * codec->val_bytes; + uinfo->count = params->num_regs * component->val_bytes; return 0; } @@ -3180,20 +3160,20 @@ EXPORT_SYMBOL_GPL(snd_soc_bytes_info); int snd_soc_bytes_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_bytes *params = (void *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); int ret; - if (codec->using_regmap) - ret = regmap_raw_read(codec->control_data, params->base, + if (component->regmap) + ret = regmap_raw_read(component->regmap, params->base, ucontrol->value.bytes.data, - params->num_regs * codec->val_bytes); + params->num_regs * component->val_bytes); else ret = -EINVAL; /* Hide any masked bytes to ensure consistent data reporting */ if (ret == 0 && params->mask) { - switch (codec->val_bytes) { + switch (component->val_bytes) { case 1: ucontrol->value.bytes.data[0] &= ~params->mask; break; @@ -3217,16 +3197,16 @@ EXPORT_SYMBOL_GPL(snd_soc_bytes_get); int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_bytes *params = (void *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); int ret, len; unsigned int val, mask; void *data; - if (!codec->using_regmap) + if (!component->regmap) return -EINVAL; - len = params->num_regs * codec->val_bytes; + len = params->num_regs * component->val_bytes; data = kmemdup(ucontrol->value.bytes.data, len, GFP_KERNEL | GFP_DMA); if (!data) @@ -3238,27 +3218,27 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, * copy. */ if (params->mask) { - ret = regmap_read(codec->control_data, params->base, &val); + ret = regmap_read(component->regmap, params->base, &val); if (ret != 0) goto out; val &= params->mask; - switch (codec->val_bytes) { + switch (component->val_bytes) { case 1: ((u8 *)data)[0] &= ~params->mask; ((u8 *)data)[0] |= val; break; case 2: mask = ~params->mask; - ret = regmap_parse_val(codec->control_data, + ret = regmap_parse_val(component->regmap, &mask, &mask); if (ret != 0) goto out; ((u16 *)data)[0] &= mask; - ret = regmap_parse_val(codec->control_data, + ret = regmap_parse_val(component->regmap, &val, &val); if (ret != 0) goto out; @@ -3267,14 +3247,14 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, break; case 4: mask = ~params->mask; - ret = regmap_parse_val(codec->control_data, + ret = regmap_parse_val(component->regmap, &mask, &mask); if (ret != 0) goto out; ((u32 *)data)[0] &= mask; - ret = regmap_parse_val(codec->control_data, + ret = regmap_parse_val(component->regmap, &val, &val); if (ret != 0) goto out; @@ -3287,7 +3267,7 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, } } - ret = regmap_raw_write(codec->control_data, params->base, + ret = regmap_raw_write(component->regmap, params->base, data, len); out: @@ -3297,6 +3277,18 @@ out: } EXPORT_SYMBOL_GPL(snd_soc_bytes_put); +int snd_soc_bytes_info_ext(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *ucontrol) +{ + struct soc_bytes_ext *params = (void *)kcontrol->private_value; + + ucontrol->type = SNDRV_CTL_ELEM_TYPE_BYTES; + ucontrol->count = params->max; + + return 0; +} +EXPORT_SYMBOL_GPL(snd_soc_bytes_info_ext); + /** * snd_soc_info_xr_sx - signed multi register info callback * @kcontrol: mreg control @@ -3338,24 +3330,27 @@ EXPORT_SYMBOL_GPL(snd_soc_info_xr_sx); int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_mreg_control *mc = (struct soc_mreg_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); unsigned int regbase = mc->regbase; unsigned int regcount = mc->regcount; - unsigned int regwshift = codec->driver->reg_word_size * BITS_PER_BYTE; + unsigned int regwshift = component->val_bytes * BITS_PER_BYTE; unsigned int regwmask = (1<<regwshift)-1; unsigned int invert = mc->invert; unsigned long mask = (1UL<<mc->nbits)-1; long min = mc->min; long max = mc->max; long val = 0; - unsigned long regval; + unsigned int regval; unsigned int i; + int ret; for (i = 0; i < regcount; i++) { - regval = snd_soc_read(codec, regbase+i) & regwmask; - val |= regval << (regwshift*(regcount-i-1)); + ret = snd_soc_component_read(component, regbase+i, ®val); + if (ret) + return ret; + val |= (regval & regwmask) << (regwshift*(regcount-i-1)); } val &= mask; if (min < 0 && val > max) @@ -3384,12 +3379,12 @@ EXPORT_SYMBOL_GPL(snd_soc_get_xr_sx); int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_mreg_control *mc = (struct soc_mreg_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); unsigned int regbase = mc->regbase; unsigned int regcount = mc->regcount; - unsigned int regwshift = codec->driver->reg_word_size * BITS_PER_BYTE; + unsigned int regwshift = component->val_bytes * BITS_PER_BYTE; unsigned int regwmask = (1<<regwshift)-1; unsigned int invert = mc->invert; unsigned long mask = (1UL<<mc->nbits)-1; @@ -3404,7 +3399,7 @@ int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, for (i = 0; i < regcount; i++) { regval = (val >> (regwshift*(regcount-i-1))) & regwmask; regmask = (mask >> (regwshift*(regcount-i-1))) & regwmask; - err = snd_soc_update_bits_locked(codec, regbase+i, + err = snd_soc_component_update_bits(component, regbase+i, regmask, regval); if (err < 0) return err; @@ -3426,14 +3421,21 @@ EXPORT_SYMBOL_GPL(snd_soc_put_xr_sx); int snd_soc_get_strobe(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); unsigned int reg = mc->reg; unsigned int shift = mc->shift; unsigned int mask = 1 << shift; unsigned int invert = mc->invert != 0; - unsigned int val = snd_soc_read(codec, reg) & mask; + unsigned int val; + int ret; + + ret = snd_soc_component_read(component, reg, &val); + if (ret) + return ret; + + val &= mask; if (shift != 0 && val != 0) val = val >> shift; @@ -3456,9 +3458,9 @@ EXPORT_SYMBOL_GPL(snd_soc_get_strobe); int snd_soc_put_strobe(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); unsigned int reg = mc->reg; unsigned int shift = mc->shift; unsigned int mask = 1 << shift; @@ -3468,12 +3470,11 @@ int snd_soc_put_strobe(struct snd_kcontrol *kcontrol, unsigned int val2 = (strobe ^ invert) ? 0 : mask; int err; - err = snd_soc_update_bits_locked(codec, reg, mask, val1); + err = snd_soc_component_update_bits(component, reg, mask, val1); if (err < 0) return err; - err = snd_soc_update_bits_locked(codec, reg, mask, val2); - return err; + return snd_soc_component_update_bits(component, reg, mask, val2); } EXPORT_SYMBOL_GPL(snd_soc_put_strobe); @@ -3662,6 +3663,9 @@ 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); @@ -3734,6 +3738,33 @@ 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 * @@ -3742,7 +3773,7 @@ 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; @@ -3750,22 +3781,29 @@ 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; + } } /* @@ -3818,10 +3856,20 @@ int snd_soc_register_card(struct snd_soc_card *card) card->num_rtd = 0; card->rtd_aux = &card->rtd[card->num_links]; - for (i = 0; i < card->num_links; i++) + 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++) + card->rtd_aux[i].card = card; - INIT_LIST_HEAD(&card->list); INIT_LIST_HEAD(&card->dapm_dirty); card->instantiated = 0; mutex_init(&card->mutex); @@ -3833,10 +3881,16 @@ 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); } @@ -3943,16 +3997,14 @@ static void snd_soc_unregister_dais(struct snd_soc_component *component) * snd_soc_register_dais - Register a DAI with the ASoC core * * @component: The component the DAIs are registered for - * @codec: The CODEC that the DAIs are registered for, NULL if the component is - * not a CODEC. * @dai_drv: DAI driver to use for the DAIs * @count: Number of DAIs * @legacy_dai_naming: Use the legacy naming scheme and let the DAI inherit the * parent's name. */ static int snd_soc_register_dais(struct snd_soc_component *component, - struct snd_soc_codec *codec, struct snd_soc_dai_driver *dai_drv, - size_t count, bool legacy_dai_naming) + struct snd_soc_dai_driver *dai_drv, size_t count, + bool legacy_dai_naming) { struct device *dev = component->dev; struct snd_soc_dai *dai; @@ -3961,6 +4013,9 @@ static int snd_soc_register_dais(struct snd_soc_component *component, dev_dbg(dev, "ASoC: dai register %s #%Zu\n", dev_name(dev), count); + component->dai_drv = dai_drv; + component->num_dai = count; + for (i = 0; i < count; i++) { dai = kzalloc(sizeof(struct snd_soc_dai), GFP_KERNEL); @@ -3993,16 +4048,11 @@ static int snd_soc_register_dais(struct snd_soc_component *component, } dai->component = component; - dai->codec = codec; dai->dev = dev; dai->driver = &dai_drv[i]; - dai->dapm.dev = dev; if (!dai->driver->ops) dai->driver->ops = &null_dai_ops; - if (!dai->codec) - dai->dapm.idle_bias_off = 1; - list_add(&dai->list, &component->dai_list); dev_dbg(dev, "ASoC: Registered DAI '%s'\n", dai->name); @@ -4016,58 +4066,82 @@ err: return ret; } -/** - * snd_soc_register_component - Register a component with the ASoC core - * - */ -static int -__snd_soc_register_component(struct device *dev, - struct snd_soc_component *cmpnt, - const struct snd_soc_component_driver *cmpnt_drv, - struct snd_soc_codec *codec, - struct snd_soc_dai_driver *dai_drv, - int num_dai, bool allow_single_dai) +static void snd_soc_component_seq_notifier(struct snd_soc_dapm_context *dapm, + enum snd_soc_dapm_type type, int subseq) { - int ret; + struct snd_soc_component *component = dapm->component; - dev_dbg(dev, "component register %s\n", dev_name(dev)); + component->driver->seq_notifier(component, type, subseq); +} - if (!cmpnt) { - dev_err(dev, "ASoC: Failed to connecting component\n"); - return -ENOMEM; - } +static int snd_soc_component_stream_event(struct snd_soc_dapm_context *dapm, + int event) +{ + struct snd_soc_component *component = dapm->component; - cmpnt->name = fmt_single_name(dev, &cmpnt->id); - if (!cmpnt->name) { - dev_err(dev, "ASoC: Failed to simplifying name\n"); + return component->driver->stream_event(component, event); +} + +static int snd_soc_component_initialize(struct snd_soc_component *component, + const struct snd_soc_component_driver *driver, struct device *dev) +{ + struct snd_soc_dapm_context *dapm; + + component->name = fmt_single_name(dev, &component->id); + if (!component->name) { + dev_err(dev, "ASoC: Failed to allocate name\n"); return -ENOMEM; } - cmpnt->dev = dev; - cmpnt->driver = cmpnt_drv; - cmpnt->dai_drv = dai_drv; - cmpnt->num_dai = num_dai; - INIT_LIST_HEAD(&cmpnt->dai_list); + component->dev = dev; + component->driver = driver; - ret = snd_soc_register_dais(cmpnt, codec, dai_drv, num_dai, - allow_single_dai); - if (ret < 0) { - dev_err(dev, "ASoC: Failed to regster DAIs: %d\n", ret); - goto error_component_name; - } + if (!component->dapm_ptr) + component->dapm_ptr = &component->dapm; + + dapm = component->dapm_ptr; + dapm->dev = dev; + dapm->component = component; + dapm->bias_level = SND_SOC_BIAS_OFF; + if (driver->seq_notifier) + dapm->seq_notifier = snd_soc_component_seq_notifier; + if (driver->stream_event) + dapm->stream_event = snd_soc_component_stream_event; + + INIT_LIST_HEAD(&component->dai_list); + mutex_init(&component->io_mutex); + return 0; +} + +static void snd_soc_component_add_unlocked(struct snd_soc_component *component) +{ + list_add(&component->list, &component_list); +} + +static void snd_soc_component_add(struct snd_soc_component *component) +{ mutex_lock(&client_mutex); - list_add(&cmpnt->list, &component_list); + snd_soc_component_add_unlocked(component); mutex_unlock(&client_mutex); +} - dev_dbg(cmpnt->dev, "ASoC: Registered component '%s'\n", cmpnt->name); - - return ret; +static void snd_soc_component_cleanup(struct snd_soc_component *component) +{ + snd_soc_unregister_dais(component); + kfree(component->name); +} -error_component_name: - kfree(cmpnt->name); +static void snd_soc_component_del_unlocked(struct snd_soc_component *component) +{ + list_del(&component->list); +} - return ret; +static void snd_soc_component_del(struct snd_soc_component *component) +{ + mutex_lock(&client_mutex); + snd_soc_component_del_unlocked(component); + mutex_unlock(&client_mutex); } int snd_soc_register_component(struct device *dev, @@ -4076,17 +4150,36 @@ int snd_soc_register_component(struct device *dev, int num_dai) { struct snd_soc_component *cmpnt; + int ret; - cmpnt = devm_kzalloc(dev, sizeof(*cmpnt), GFP_KERNEL); + cmpnt = kzalloc(sizeof(*cmpnt), GFP_KERNEL); if (!cmpnt) { dev_err(dev, "ASoC: Failed to allocate memory\n"); return -ENOMEM; } + ret = snd_soc_component_initialize(cmpnt, cmpnt_drv, dev); + if (ret) + goto err_free; + cmpnt->ignore_pmdown_time = true; + cmpnt->registered_as_component = true; + + ret = snd_soc_register_dais(cmpnt, dai_drv, num_dai, true); + if (ret < 0) { + dev_err(dev, "ASoC: Failed to regster DAIs: %d\n", ret); + goto err_cleanup; + } + + snd_soc_component_add(cmpnt); + + return 0; - return __snd_soc_register_component(dev, cmpnt, cmpnt_drv, NULL, - dai_drv, num_dai, true); +err_cleanup: + snd_soc_component_cleanup(cmpnt); +err_free: + kfree(cmpnt); + return ret; } EXPORT_SYMBOL_GPL(snd_soc_register_component); @@ -4099,22 +4192,35 @@ void snd_soc_unregister_component(struct device *dev) struct snd_soc_component *cmpnt; list_for_each_entry(cmpnt, &component_list, list) { - if (dev == cmpnt->dev) + if (dev == cmpnt->dev && cmpnt->registered_as_component) goto found; } return; found: - snd_soc_unregister_dais(cmpnt); + snd_soc_component_del(cmpnt); + snd_soc_component_cleanup(cmpnt); + kfree(cmpnt); +} +EXPORT_SYMBOL_GPL(snd_soc_unregister_component); - mutex_lock(&client_mutex); - list_del(&cmpnt->list); - mutex_unlock(&client_mutex); +static int snd_soc_platform_drv_write(struct snd_soc_component *component, + unsigned int reg, unsigned int val) +{ + struct snd_soc_platform *platform = snd_soc_component_to_platform(component); - dev_dbg(dev, "ASoC: Unregistered component '%s'\n", cmpnt->name); - kfree(cmpnt->name); + return platform->driver->write(platform, reg, val); +} + +static int snd_soc_platform_drv_read(struct snd_soc_component *component, + unsigned int reg, unsigned int *val) +{ + struct snd_soc_platform *platform = snd_soc_component_to_platform(component); + + *val = platform->driver->read(platform, reg); + + return 0; } -EXPORT_SYMBOL_GPL(snd_soc_unregister_component); /** * snd_soc_add_platform - Add a platform to the ASoC core @@ -4125,23 +4231,27 @@ EXPORT_SYMBOL_GPL(snd_soc_unregister_component); int snd_soc_add_platform(struct device *dev, struct snd_soc_platform *platform, const struct snd_soc_platform_driver *platform_drv) { - /* create platform component name */ - platform->name = fmt_single_name(dev, &platform->id); - if (platform->name == NULL) - return -ENOMEM; + int ret; + + ret = snd_soc_component_initialize(&platform->component, + &platform_drv->component_driver, dev); + if (ret) + return ret; platform->dev = dev; platform->driver = platform_drv; - platform->dapm.dev = dev; - platform->dapm.platform = platform; - platform->dapm.stream_event = platform_drv->stream_event; - mutex_init(&platform->mutex); + if (platform_drv->write) + platform->component.write = snd_soc_platform_drv_write; + if (platform_drv->read) + platform->component.read = snd_soc_platform_drv_read; mutex_lock(&client_mutex); + snd_soc_component_add_unlocked(&platform->component); list_add(&platform->list, &platform_list); mutex_unlock(&client_mutex); - dev_dbg(dev, "ASoC: Registered platform '%s'\n", platform->name); + dev_dbg(dev, "ASoC: Registered platform '%s'\n", + platform->component.name); return 0; } @@ -4178,13 +4288,16 @@ EXPORT_SYMBOL_GPL(snd_soc_register_platform); */ void snd_soc_remove_platform(struct snd_soc_platform *platform) { + mutex_lock(&client_mutex); list_del(&platform->list); + snd_soc_component_del_unlocked(&platform->component); mutex_unlock(&client_mutex); + snd_soc_component_cleanup(&platform->component); + dev_dbg(platform->dev, "ASoC: Unregistered platform '%s'\n", - platform->name); - kfree(platform->name); + platform->component.name); } EXPORT_SYMBOL_GPL(snd_soc_remove_platform); @@ -4252,6 +4365,32 @@ static void fixup_codec_formats(struct snd_soc_pcm_stream *stream) stream->formats |= codec_format_map[i]; } +static int snd_soc_codec_drv_write(struct snd_soc_component *component, + unsigned int reg, unsigned int val) +{ + struct snd_soc_codec *codec = snd_soc_component_to_codec(component); + + return codec->driver->write(codec, reg, val); +} + +static int snd_soc_codec_drv_read(struct snd_soc_component *component, + unsigned int reg, unsigned int *val) +{ + struct snd_soc_codec *codec = snd_soc_component_to_codec(component); + + *val = codec->driver->read(codec, reg); + + return 0; +} + +static int snd_soc_codec_set_bias_level(struct snd_soc_dapm_context *dapm, + enum snd_soc_bias_level level) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm); + + return codec->driver->set_bias_level(codec, level); +} + /** * snd_soc_register_codec - Register a codec with the ASoC core * @@ -4263,6 +4402,8 @@ int snd_soc_register_codec(struct device *dev, int num_dai) { struct snd_soc_codec *codec; + struct snd_soc_dai *dai; + struct regmap *regmap; int ret, i; dev_dbg(dev, "codec register %s\n", dev_name(dev)); @@ -4271,57 +4412,72 @@ int snd_soc_register_codec(struct device *dev, if (codec == NULL) return -ENOMEM; - /* create CODEC component name */ - codec->name = fmt_single_name(dev, &codec->id); - if (codec->name == NULL) { - ret = -ENOMEM; - goto fail_codec; - } + codec->component.dapm_ptr = &codec->dapm; - codec->write = codec_drv->write; - codec->read = codec_drv->read; - codec->volatile_register = codec_drv->volatile_register; - codec->readable_register = codec_drv->readable_register; - codec->writable_register = codec_drv->writable_register; + ret = snd_soc_component_initialize(&codec->component, + &codec_drv->component_driver, dev); + if (ret) + goto err_free; + + if (codec_drv->write) + codec->component.write = snd_soc_codec_drv_write; + if (codec_drv->read) + codec->component.read = snd_soc_codec_drv_read; codec->component.ignore_pmdown_time = codec_drv->ignore_pmdown_time; - codec->dapm.bias_level = SND_SOC_BIAS_OFF; - codec->dapm.dev = dev; codec->dapm.codec = codec; - codec->dapm.seq_notifier = codec_drv->seq_notifier; - codec->dapm.stream_event = codec_drv->stream_event; + if (codec_drv->seq_notifier) + codec->dapm.seq_notifier = codec_drv->seq_notifier; + if (codec_drv->set_bias_level) + codec->dapm.set_bias_level = snd_soc_codec_set_bias_level; codec->dev = dev; codec->driver = codec_drv; - codec->num_dai = num_dai; + codec->component.val_bytes = codec_drv->reg_word_size; mutex_init(&codec->mutex); + if (!codec->component.write) { + if (codec_drv->get_regmap) + regmap = codec_drv->get_regmap(dev); + else + regmap = dev_get_regmap(dev, NULL); + + if (regmap) { + ret = snd_soc_component_init_io(&codec->component, + regmap); + if (ret) { + dev_err(codec->dev, + "Failed to set cache I/O:%d\n", + ret); + goto err_cleanup; + } + } + } + for (i = 0; i < num_dai; i++) { fixup_codec_formats(&dai_drv[i].playback); fixup_codec_formats(&dai_drv[i].capture); } - mutex_lock(&client_mutex); - list_add(&codec->list, &codec_list); - mutex_unlock(&client_mutex); - - /* register component */ - ret = __snd_soc_register_component(dev, &codec->component, - &codec_drv->component_driver, - codec, dai_drv, num_dai, false); + ret = snd_soc_register_dais(&codec->component, dai_drv, num_dai, false); if (ret < 0) { - dev_err(codec->dev, "ASoC: Failed to regster component: %d\n", ret); - goto fail_codec_name; + dev_err(dev, "ASoC: Failed to regster DAIs: %d\n", ret); + goto err_cleanup; } - dev_dbg(codec->dev, "ASoC: Registered codec '%s'\n", codec->name); - return 0; + list_for_each_entry(dai, &codec->component.dai_list, list) + dai->codec = codec; -fail_codec_name: mutex_lock(&client_mutex); - list_del(&codec->list); + snd_soc_component_add_unlocked(&codec->component); + list_add(&codec->list, &codec_list); mutex_unlock(&client_mutex); - kfree(codec->name); -fail_codec: + dev_dbg(codec->dev, "ASoC: Registered codec '%s'\n", + codec->component.name); + return 0; + +err_cleanup: + snd_soc_component_cleanup(&codec->component); +err_free: kfree(codec); return ret; } @@ -4343,16 +4499,17 @@ void snd_soc_unregister_codec(struct device *dev) return; found: - snd_soc_unregister_component(dev); mutex_lock(&client_mutex); list_del(&codec->list); + snd_soc_component_del_unlocked(&codec->component); mutex_unlock(&client_mutex); - dev_dbg(codec->dev, "ASoC: Unregistered codec '%s'\n", codec->name); + dev_dbg(codec->dev, "ASoC: Unregistered codec '%s'\n", + codec->component.name); + snd_soc_component_cleanup(&codec->component); snd_soc_cache_exit(codec); - kfree(codec->name); kfree(codec); } EXPORT_SYMBOL_GPL(snd_soc_unregister_codec); @@ -4361,9 +4518,16 @@ EXPORT_SYMBOL_GPL(snd_soc_unregister_codec); int snd_soc_of_parse_card_name(struct snd_soc_card *card, const char *propname) { - struct device_node *np = card->dev->of_node; + struct device_node *np; int ret; + if (!card->dev) { + pr_err("card->dev is not set before calling %s\n", __func__); + return -EINVAL; + } + + np = card->dev->of_node; + ret = of_property_read_string_index(np, propname, 0, &card->name); /* * EINVAL means the property does not exist. This is fine providing @@ -4554,7 +4718,9 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, EXPORT_SYMBOL_GPL(snd_soc_of_parse_audio_routing); unsigned int snd_soc_of_parse_daifmt(struct device_node *np, - const char *prefix) + const char *prefix, + struct device_node **bitclkmaster, + struct device_node **framemaster) { int ret, i; char prop[128]; @@ -4637,9 +4803,13 @@ unsigned int snd_soc_of_parse_daifmt(struct device_node *np, */ snprintf(prop, sizeof(prop), "%sbitclock-master", prefix); bit = !!of_get_property(np, prop, NULL); + if (bit && bitclkmaster) + *bitclkmaster = of_parse_phandle(np, prop, 0); snprintf(prop, sizeof(prop), "%sframe-master", prefix); frame = !!of_get_property(np, prop, NULL); + if (frame && framemaster) + *framemaster = of_parse_phandle(np, prop, 0); switch ((bit << 4) + frame) { case 0x11: @@ -4698,7 +4868,7 @@ int snd_soc_of_get_dai_name(struct device_node *of_node, if (id < 0 || id >= pos->num_dai) { ret = -EINVAL; - break; + continue; } ret = 0; |