Merge branch 'topic/multicodec' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-component

This commit is contained in:
Mark Brown 2014-04-22 13:38:14 +01:00
commit 9f68730dc8
1 changed files with 154 additions and 92 deletions

View File

@ -847,14 +847,47 @@ 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->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_platform *platform;
struct snd_soc_dai *codec_dai, *cpu_dai;
struct snd_soc_dai *cpu_dai;
const char *platform_name;
dev_dbg(card->dev, "ASoC: binding %s at idx %d\n", dai_link->name, num);
@ -882,42 +915,24 @@ 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->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;
}
}
if (!rtd->codec_dai) {
dev_err(card->dev, "ASoC: CODEC DAI %s not registered\n",
dai_link->codec_dai_name);
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;
}
/* 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;
}
/* if there's no platform we match on the empty platform */
platform_name = dai_link->platform_name;
if (!platform_name && !dai_link->platform_of_node)
@ -988,6 +1003,24 @@ static void soc_remove_codec(struct snd_soc_codec *codec)
module_put(codec->dev->driver->owner);
}
static void soc_remove_codec_dai(struct snd_soc_dai *codec_dai, int order)
{
int err;
if (codec_dai && codec_dai->probed &&
codec_dai->driver->remove_order == order) {
if (codec_dai->driver->remove) {
err = codec_dai->driver->remove(codec_dai);
if (err < 0)
dev_err(codec_dai->dev,
"ASoC: failed to remove %s: %d\n",
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];
@ -1003,18 +1036,7 @@ static void soc_remove_link_dais(struct snd_soc_card *card, int num, int order)
}
/* remove the CODEC DAI */
if (codec_dai && codec_dai->probed &&
codec_dai->driver->remove_order == order) {
if (codec_dai->driver->remove) {
err = codec_dai->driver->remove(codec_dai);
if (err < 0)
dev_err(codec_dai->dev,
"ASoC: failed to remove %s: %d\n",
codec_dai->name, err);
}
codec_dai->probed = 0;
list_del(&codec_dai->card_list);
}
soc_remove_codec_dai(codec_dai, order);
/* remove the cpu_dai */
if (cpu_dai && cpu_dai->probed &&
@ -1364,6 +1386,67 @@ 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;
list_add(&codec_dai->card_list, &card->dai_dev_list);
}
return 0;
}
static int soc_link_dai_widgets(struct snd_soc_card *card,
struct snd_soc_dai_link *dai_link,
struct snd_soc_dai *cpu_dai,
struct snd_soc_dai *codec_dai)
{
struct snd_soc_dapm_widget *play_w, *capture_w;
int ret;
/* 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];
@ -1372,7 +1455,6 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order)
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;
dev_dbg(card->dev, "ASoC: probe %s dai link %d late %d\n",
@ -1413,21 +1495,9 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order)
}
/* 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);
}
ret = soc_probe_codec_dai(card, codec_dai, order);
if (ret)
return ret;
/* complete DAI probe during last probe */
if (order != SND_SOC_COMP_ORDER_LAST)
@ -1465,29 +1535,10 @@ 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,
cpu_dai, codec_dai);
if (ret)
return ret;
}
}
@ -1499,14 +1550,15 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order)
}
#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
@ -1515,28 +1567,38 @@ 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 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) {
soc_ac97_dev_unregister(codec);
codec->ac97_registered = 0;
}
}
static void soc_unregister_ac97_dai_link(struct snd_soc_pcm_runtime *rtd)
{
soc_unregister_ac97_codec(rtd->codec);
}
#endif
static int soc_check_aux_dev(struct snd_soc_card *card, int num)
@ -1835,7 +1897,7 @@ 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;
}
}
@ -2185,7 +2247,7 @@ 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);