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Diffstat (limited to 'sound/soc/soc-pcm.c')
-rw-r--r--sound/soc/soc-pcm.c459
1 files changed, 409 insertions, 50 deletions
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index c0f0b09cb433..8075856668c2 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -133,16 +133,25 @@ void snd_soc_runtime_deactivate(struct snd_soc_pcm_runtime *rtd, int stream)
*/
bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd)
{
+ struct snd_soc_rtdcom_list *rtdcom;
+ struct snd_soc_component *component;
int i;
bool ignore = true;
if (!rtd->pmdown_time || rtd->dai_link->ignore_pmdown_time)
return true;
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ ignore &= !component->driver->pmdown_time;
+ }
+
+ /* this will be removed */
for (i = 0; i < rtd->num_codecs; i++)
ignore &= rtd->codec_dais[i]->component->ignore_pmdown_time;
- return rtd->cpu_dai->component->ignore_pmdown_time && ignore;
+ return ignore;
}
/**
@@ -459,7 +468,7 @@ static int soc_pcm_open(struct snd_pcm_substream *substream)
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai;
const char *codec_dai_name = "multicodec";
- int i, ret = 0;
+ int i, ret = 0, __ret;
pinctrl_pm_select_default_state(cpu_dai->dev);
for (i = 0; i < rtd->num_codecs; i++)
@@ -474,7 +483,7 @@ static int soc_pcm_open(struct snd_pcm_substream *substream)
mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
/* startup the audio subsystem */
- if (cpu_dai->driver->ops && cpu_dai->driver->ops->startup) {
+ if (cpu_dai->driver->ops->startup) {
ret = cpu_dai->driver->ops->startup(substream, cpu_dai);
if (ret < 0) {
dev_err(cpu_dai->dev, "ASoC: can't open interface"
@@ -483,7 +492,7 @@ static int soc_pcm_open(struct snd_pcm_substream *substream)
}
}
- if (platform->driver->ops && platform->driver->ops->open) {
+ if (platform && platform->driver->ops && platform->driver->ops->open) {
ret = platform->driver->ops->open(substream);
if (ret < 0) {
dev_err(platform->dev, "ASoC: can't open platform"
@@ -492,9 +501,32 @@ static int soc_pcm_open(struct snd_pcm_substream *substream)
}
}
+ ret = 0;
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication for now */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->open)
+ continue;
+
+ __ret = component->driver->ops->open(substream);
+ if (__ret < 0) {
+ dev_err(component->dev,
+ "ASoC: can't open component %s: %d\n",
+ component->name, ret);
+ ret = __ret;
+ }
+ }
+ if (ret < 0)
+ goto component_err;
+
for (i = 0; i < rtd->num_codecs; i++) {
codec_dai = rtd->codec_dais[i];
- if (codec_dai->driver->ops && codec_dai->driver->ops->startup) {
+ if (codec_dai->driver->ops->startup) {
ret = codec_dai->driver->ops->startup(substream,
codec_dai);
if (ret < 0) {
@@ -511,7 +543,7 @@ static int soc_pcm_open(struct snd_pcm_substream *substream)
codec_dai->rx_mask = 0;
}
- if (rtd->dai_link->ops && rtd->dai_link->ops->startup) {
+ if (rtd->dai_link->ops->startup) {
ret = rtd->dai_link->ops->startup(substream);
if (ret < 0) {
pr_err("ASoC: %s startup failed: %d\n",
@@ -585,7 +617,7 @@ dynamic:
return 0;
config_err:
- if (rtd->dai_link->ops && rtd->dai_link->ops->shutdown)
+ if (rtd->dai_link->ops->shutdown)
rtd->dai_link->ops->shutdown(substream);
machine_err:
@@ -598,7 +630,22 @@ codec_dai_err:
codec_dai->driver->ops->shutdown(substream, codec_dai);
}
- if (platform->driver->ops && platform->driver->ops->close)
+component_err:
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication for now */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->close)
+ continue;
+
+ component->driver->ops->close(substream);
+ }
+
+ if (platform && platform->driver->ops && platform->driver->ops->close)
platform->driver->ops->close(substream);
platform_err:
@@ -692,12 +739,26 @@ static int soc_pcm_close(struct snd_pcm_substream *substream)
codec_dai->driver->ops->shutdown(substream, codec_dai);
}
- if (rtd->dai_link->ops && rtd->dai_link->ops->shutdown)
+ if (rtd->dai_link->ops->shutdown)
rtd->dai_link->ops->shutdown(substream);
- if (platform->driver->ops && platform->driver->ops->close)
+ if (platform && platform->driver->ops && platform->driver->ops->close)
platform->driver->ops->close(substream);
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication for now */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->close)
+ continue;
+
+ component->driver->ops->close(substream);
+ }
+
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
if (snd_soc_runtime_ignore_pmdown_time(rtd)) {
/* powered down playback stream now */
@@ -745,13 +806,15 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_platform *platform = rtd->platform;
+ struct snd_soc_component *component;
+ struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai;
int i, ret = 0;
mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
- if (rtd->dai_link->ops && rtd->dai_link->ops->prepare) {
+ if (rtd->dai_link->ops->prepare) {
ret = rtd->dai_link->ops->prepare(substream);
if (ret < 0) {
dev_err(rtd->card->dev, "ASoC: machine prepare error:"
@@ -760,7 +823,7 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream)
}
}
- if (platform->driver->ops && platform->driver->ops->prepare) {
+ if (platform && platform->driver->ops && platform->driver->ops->prepare) {
ret = platform->driver->ops->prepare(substream);
if (ret < 0) {
dev_err(platform->dev, "ASoC: platform prepare error:"
@@ -769,9 +832,28 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream)
}
}
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication for now */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->prepare)
+ continue;
+
+ ret = component->driver->ops->prepare(substream);
+ if (ret < 0) {
+ dev_err(component->dev,
+ "ASoC: platform prepare error: %d\n", ret);
+ goto out;
+ }
+ }
+
for (i = 0; i < rtd->num_codecs; i++) {
codec_dai = rtd->codec_dais[i];
- if (codec_dai->driver->ops && codec_dai->driver->ops->prepare) {
+ if (codec_dai->driver->ops->prepare) {
ret = codec_dai->driver->ops->prepare(substream,
codec_dai);
if (ret < 0) {
@@ -783,7 +865,7 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream)
}
}
- if (cpu_dai->driver->ops && cpu_dai->driver->ops->prepare) {
+ if (cpu_dai->driver->ops->prepare) {
ret = cpu_dai->driver->ops->prepare(substream, cpu_dai);
if (ret < 0) {
dev_err(cpu_dai->dev,
@@ -829,7 +911,7 @@ int soc_dai_hw_params(struct snd_pcm_substream *substream,
{
int ret;
- if (dai->driver->ops && dai->driver->ops->hw_params) {
+ if (dai->driver->ops->hw_params) {
ret = dai->driver->ops->hw_params(substream, params, dai);
if (ret < 0) {
dev_err(dai->dev, "ASoC: can't set %s hw params: %d\n",
@@ -851,16 +933,13 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream,
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_platform *platform = rtd->platform;
+ struct snd_soc_component *component;
+ struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- int i, ret = 0;
+ int i, ret = 0, __ret;
mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
-
- ret = soc_pcm_params_symmetry(substream, params);
- if (ret)
- goto out;
-
- if (rtd->dai_link->ops && rtd->dai_link->ops->hw_params) {
+ if (rtd->dai_link->ops->hw_params) {
ret = rtd->dai_link->ops->hw_params(substream, params);
if (ret < 0) {
dev_err(rtd->card->dev, "ASoC: machine hw_params"
@@ -915,7 +994,7 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream,
if (ret < 0)
goto interface_err;
- if (platform->driver->ops && platform->driver->ops->hw_params) {
+ if (platform && platform->driver->ops && platform->driver->ops->hw_params) {
ret = platform->driver->ops->hw_params(substream, params);
if (ret < 0) {
dev_err(platform->dev, "ASoC: %s hw params failed: %d\n",
@@ -924,18 +1003,62 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream,
}
}
+ ret = 0;
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication for now */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->hw_params)
+ continue;
+
+ __ret = component->driver->ops->hw_params(substream, params);
+ if (__ret < 0) {
+ dev_err(component->dev,
+ "ASoC: %s hw params failed: %d\n",
+ component->name, ret);
+ ret = __ret;
+ }
+ }
+ if (ret < 0)
+ goto component_err;
+
/* store the parameters for each DAIs */
cpu_dai->rate = params_rate(params);
cpu_dai->channels = params_channels(params);
cpu_dai->sample_bits =
snd_pcm_format_physical_width(params_format(params));
+ ret = soc_pcm_params_symmetry(substream, params);
+ if (ret)
+ goto component_err;
out:
mutex_unlock(&rtd->pcm_mutex);
return ret;
+component_err:
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->hw_free)
+ continue;
+
+ component->driver->ops->hw_free(substream);
+ }
+
+ if (platform && platform->driver->ops && platform->driver->ops->hw_free)
+ platform->driver->ops->hw_free(substream);
+
platform_err:
- if (cpu_dai->driver->ops && cpu_dai->driver->ops->hw_free)
+ if (cpu_dai->driver->ops->hw_free)
cpu_dai->driver->ops->hw_free(substream, cpu_dai);
interface_err:
@@ -944,12 +1067,12 @@ interface_err:
codec_err:
while (--i >= 0) {
struct snd_soc_dai *codec_dai = rtd->codec_dais[i];
- if (codec_dai->driver->ops && codec_dai->driver->ops->hw_free)
+ if (codec_dai->driver->ops->hw_free)
codec_dai->driver->ops->hw_free(substream, codec_dai);
codec_dai->rate = 0;
}
- if (rtd->dai_link->ops && rtd->dai_link->ops->hw_free)
+ if (rtd->dai_link->ops->hw_free)
rtd->dai_link->ops->hw_free(substream);
mutex_unlock(&rtd->pcm_mutex);
@@ -963,6 +1086,8 @@ static int soc_pcm_hw_free(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_platform *platform = rtd->platform;
+ struct snd_soc_component *component;
+ struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai;
bool playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
@@ -995,21 +1120,36 @@ static int soc_pcm_hw_free(struct snd_pcm_substream *substream)
}
/* free any machine hw params */
- if (rtd->dai_link->ops && rtd->dai_link->ops->hw_free)
+ if (rtd->dai_link->ops->hw_free)
rtd->dai_link->ops->hw_free(substream);
/* free any DMA resources */
- if (platform->driver->ops && platform->driver->ops->hw_free)
+ if (platform && platform->driver->ops && platform->driver->ops->hw_free)
platform->driver->ops->hw_free(substream);
+ /* free any component resources */
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication for now */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->hw_free)
+ continue;
+
+ component->driver->ops->hw_free(substream);
+ }
+
/* now free hw params for the DAIs */
for (i = 0; i < rtd->num_codecs; i++) {
codec_dai = rtd->codec_dais[i];
- if (codec_dai->driver->ops && codec_dai->driver->ops->hw_free)
+ if (codec_dai->driver->ops->hw_free)
codec_dai->driver->ops->hw_free(substream, codec_dai);
}
- if (cpu_dai->driver->ops && cpu_dai->driver->ops->hw_free)
+ if (cpu_dai->driver->ops->hw_free)
cpu_dai->driver->ops->hw_free(substream, cpu_dai);
mutex_unlock(&rtd->pcm_mutex);
@@ -1020,13 +1160,15 @@ static int soc_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_platform *platform = rtd->platform;
+ struct snd_soc_component *component;
+ struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai;
int i, ret;
for (i = 0; i < rtd->num_codecs; i++) {
codec_dai = rtd->codec_dais[i];
- if (codec_dai->driver->ops && codec_dai->driver->ops->trigger) {
+ if (codec_dai->driver->ops->trigger) {
ret = codec_dai->driver->ops->trigger(substream,
cmd, codec_dai);
if (ret < 0)
@@ -1034,19 +1176,35 @@ static int soc_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
}
}
- if (platform->driver->ops && platform->driver->ops->trigger) {
+ if (platform && platform->driver->ops && platform->driver->ops->trigger) {
ret = platform->driver->ops->trigger(substream, cmd);
if (ret < 0)
return ret;
}
- if (cpu_dai->driver->ops && cpu_dai->driver->ops->trigger) {
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication for now */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->trigger)
+ continue;
+
+ ret = component->driver->ops->trigger(substream, cmd);
+ if (ret < 0)
+ return ret;
+ }
+
+ if (cpu_dai->driver->ops->trigger) {
ret = cpu_dai->driver->ops->trigger(substream, cmd, cpu_dai);
if (ret < 0)
return ret;
}
- if (rtd->dai_link->ops && rtd->dai_link->ops->trigger) {
+ if (rtd->dai_link->ops->trigger) {
ret = rtd->dai_link->ops->trigger(substream, cmd);
if (ret < 0)
return ret;
@@ -1065,8 +1223,7 @@ static int soc_pcm_bespoke_trigger(struct snd_pcm_substream *substream,
for (i = 0; i < rtd->num_codecs; i++) {
codec_dai = rtd->codec_dais[i];
- if (codec_dai->driver->ops &&
- codec_dai->driver->ops->bespoke_trigger) {
+ if (codec_dai->driver->ops->bespoke_trigger) {
ret = codec_dai->driver->ops->bespoke_trigger(substream,
cmd, codec_dai);
if (ret < 0)
@@ -1074,7 +1231,7 @@ static int soc_pcm_bespoke_trigger(struct snd_pcm_substream *substream,
}
}
- if (cpu_dai->driver->ops && cpu_dai->driver->ops->bespoke_trigger) {
+ if (cpu_dai->driver->ops->bespoke_trigger) {
ret = cpu_dai->driver->ops->bespoke_trigger(substream, cmd, cpu_dai);
if (ret < 0)
return ret;
@@ -1090,6 +1247,8 @@ static snd_pcm_uframes_t soc_pcm_pointer(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_platform *platform = rtd->platform;
+ struct snd_soc_component *component;
+ struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai;
struct snd_pcm_runtime *runtime = substream->runtime;
@@ -1098,15 +1257,31 @@ static snd_pcm_uframes_t soc_pcm_pointer(struct snd_pcm_substream *substream)
snd_pcm_sframes_t codec_delay = 0;
int i;
- if (platform->driver->ops && platform->driver->ops->pointer)
+ if (platform && platform->driver->ops && platform->driver->ops->pointer)
offset = platform->driver->ops->pointer(substream);
- if (cpu_dai->driver->ops && cpu_dai->driver->ops->delay)
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication for now */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->pointer)
+ continue;
+
+ /* FIXME: use 1st pointer */
+ offset = component->driver->ops->pointer(substream);
+ break;
+ }
+
+ if (cpu_dai->driver->ops->delay)
delay += cpu_dai->driver->ops->delay(substream, cpu_dai);
for (i = 0; i < rtd->num_codecs; i++) {
codec_dai = rtd->codec_dais[i];
- if (codec_dai->driver->ops && codec_dai->driver->ops->delay)
+ if (codec_dai->driver->ops->delay)
codec_delay = max(codec_delay,
codec_dai->driver->ops->delay(substream,
codec_dai));
@@ -2285,9 +2460,27 @@ static int soc_pcm_ioctl(struct snd_pcm_substream *substream,
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_platform *platform = rtd->platform;
+ struct snd_soc_component *component;
+ struct snd_soc_rtdcom_list *rtdcom;
- if (platform->driver->ops && platform->driver->ops->ioctl)
+ if (platform && platform->driver->ops && platform->driver->ops->ioctl)
return platform->driver->ops->ioctl(substream, cmd, arg);
+
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ /* ignore duplication for now */
+ if (platform && (component == &platform->component))
+ continue;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->ioctl)
+ continue;
+
+ /* FIXME: use 1st ioctl */
+ return component->driver->ops->ioctl(substream, cmd, arg);
+ }
+
return snd_pcm_lib_ioctl(substream, cmd, arg);
}
@@ -2635,12 +2828,150 @@ static int dpcm_fe_dai_close(struct snd_pcm_substream *fe_substream)
static void soc_pcm_private_free(struct snd_pcm *pcm)
{
struct snd_soc_pcm_runtime *rtd = pcm->private_data;
- struct snd_soc_platform *platform = rtd->platform;
+ struct snd_soc_rtdcom_list *rtdcom;
+ struct snd_soc_component *component;
+
+ for_each_rtdcom(rtd, rtdcom) {
+ /* need to sync the delayed work before releasing resources */
+
+ flush_delayed_work(&rtd->delayed_work);
+ component = rtdcom->component;
+
+ if (component->pcm_free)
+ component->pcm_free(component, pcm);
+ }
+}
+
+static int soc_rtdcom_ack(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_rtdcom_list *rtdcom;
+ struct snd_soc_component *component;
+
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->ack)
+ continue;
+
+ /* FIXME. it returns 1st ask now */
+ return component->driver->ops->ack(substream);
+ }
+
+ return -EINVAL;
+}
+
+static int soc_rtdcom_copy_user(struct snd_pcm_substream *substream, int channel,
+ unsigned long pos, void __user *buf,
+ unsigned long bytes)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_rtdcom_list *rtdcom;
+ struct snd_soc_component *component;
+
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->copy_user)
+ continue;
+
+ /* FIXME. it returns 1st copy now */
+ return component->driver->ops->copy_user(substream, channel,
+ pos, buf, bytes);
+ }
+
+ return -EINVAL;
+}
+
+static int soc_rtdcom_copy_kernel(struct snd_pcm_substream *substream, int channel,
+ unsigned long pos, void *buf, unsigned long bytes)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_rtdcom_list *rtdcom;
+ struct snd_soc_component *component;
+
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
- /* need to sync the delayed work before releasing resources */
- flush_delayed_work(&rtd->delayed_work);
- if (platform->driver->pcm_free)
- platform->driver->pcm_free(pcm);
+ if (!component->driver->ops ||
+ !component->driver->ops->copy_kernel)
+ continue;
+
+ /* FIXME. it returns 1st copy now */
+ return component->driver->ops->copy_kernel(substream, channel,
+ pos, buf, bytes);
+ }
+
+ return -EINVAL;
+}
+
+static int soc_rtdcom_fill_silence(struct snd_pcm_substream *substream, int channel,
+ unsigned long pos, unsigned long bytes)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_rtdcom_list *rtdcom;
+ struct snd_soc_component *component;
+
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->fill_silence)
+ continue;
+
+ /* FIXME. it returns 1st silence now */
+ return component->driver->ops->fill_silence(substream, channel,
+ pos, bytes);
+ }
+
+ return -EINVAL;
+}
+
+static struct page *soc_rtdcom_page(struct snd_pcm_substream *substream,
+ unsigned long offset)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_rtdcom_list *rtdcom;
+ struct snd_soc_component *component;
+ struct page *page;
+
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->page)
+ continue;
+
+ /* FIXME. it returns 1st page now */
+ page = component->driver->ops->page(substream, offset);
+ if (page)
+ return page;
+ }
+
+ return NULL;
+}
+
+static int soc_rtdcom_mmap(struct snd_pcm_substream *substream,
+ struct vm_area_struct *vma)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_rtdcom_list *rtdcom;
+ struct snd_soc_component *component;
+
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ if (!component->driver->ops ||
+ !component->driver->ops->mmap)
+ continue;
+
+ /* FIXME. it returns 1st mmap now */
+ return component->driver->ops->mmap(substream, vma);
+ }
+
+ return -EINVAL;
}
/* create a new pcm */
@@ -2649,6 +2980,8 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
struct snd_soc_platform *platform = rtd->platform;
struct snd_soc_dai *codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ struct snd_soc_component *component;
+ struct snd_soc_rtdcom_list *rtdcom;
struct snd_pcm *pcm;
char new_name[64];
int ret = 0, playback = 0, capture = 0;
@@ -2743,7 +3076,28 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
rtd->ops.ioctl = soc_pcm_ioctl;
}
- if (platform->driver->ops) {
+ for_each_rtdcom(rtd, rtdcom) {
+ const struct snd_pcm_ops *ops = rtdcom->component->driver->ops;
+
+ if (!ops)
+ continue;
+
+ if (ops->ack)
+ rtd->ops.ack = soc_rtdcom_ack;
+ if (ops->copy_user)
+ rtd->ops.copy_user = soc_rtdcom_copy_user;
+ if (ops->copy_kernel)
+ rtd->ops.copy_kernel = soc_rtdcom_copy_kernel;
+ if (ops->fill_silence)
+ rtd->ops.fill_silence = soc_rtdcom_fill_silence;
+ if (ops->page)
+ rtd->ops.page = soc_rtdcom_page;
+ if (ops->mmap)
+ rtd->ops.mmap = soc_rtdcom_mmap;
+ }
+
+ /* overwrite */
+ if (platform && platform->driver->ops) {
rtd->ops.ack = platform->driver->ops->ack;
rtd->ops.copy_user = platform->driver->ops->copy_user;
rtd->ops.copy_kernel = platform->driver->ops->copy_kernel;
@@ -2758,10 +3112,15 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
if (capture)
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &rtd->ops);
- if (platform->driver->pcm_new) {
- ret = platform->driver->pcm_new(rtd);
+ for_each_rtdcom(rtd, rtdcom) {
+ component = rtdcom->component;
+
+ if (!component->pcm_new)
+ continue;
+
+ ret = component->pcm_new(component, rtd);
if (ret < 0) {
- dev_err(platform->dev,
+ dev_err(component->dev,
"ASoC: pcm constructor failed: %d\n",
ret);
return ret;