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Diffstat (limited to 'sound/soc/sof/intel/hda-dai.c')
-rw-r--r--sound/soc/sof/intel/hda-dai.c434
1 files changed, 278 insertions, 156 deletions
diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c
index f9cb9f1f0237..9823230d2ef4 100644
--- a/sound/soc/sof/intel/hda-dai.c
+++ b/sound/soc/sof/intel/hda-dai.c
@@ -50,8 +50,8 @@ static bool hda_check_fes(struct snd_soc_pcm_runtime *rtd,
}
static struct hdac_ext_stream *
- hda_link_stream_assign(struct hdac_bus *bus,
- struct snd_pcm_substream *substream)
+hda_link_stream_assign(struct hdac_bus *bus,
+ struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct sof_intel_hda_stream *hda_stream;
@@ -128,6 +128,40 @@ static struct hdac_ext_stream *
return res;
}
+static int hda_link_dma_cleanup(struct snd_pcm_substream *substream,
+ struct hdac_stream *hstream,
+ struct snd_soc_dai *cpu_dai,
+ struct snd_soc_dai *codec_dai,
+ bool trigger_suspend_stop)
+{
+ struct hdac_ext_stream *hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream);
+ struct hdac_bus *bus = hstream->bus;
+ struct sof_intel_hda_stream *hda_stream;
+ struct hdac_ext_link *link;
+ int stream_tag;
+
+ link = snd_hdac_ext_bus_get_link(bus, codec_dai->component->name);
+ if (!link)
+ return -EINVAL;
+
+ if (trigger_suspend_stop)
+ snd_hdac_ext_link_stream_clear(hext_stream);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ stream_tag = hdac_stream(hext_stream)->stream_tag;
+ snd_hdac_ext_link_clear_stream_id(link, stream_tag);
+ }
+ snd_soc_dai_set_dma_data(cpu_dai, substream, NULL);
+ snd_hdac_ext_stream_release(hext_stream, HDAC_EXT_STREAM_TYPE_LINK);
+ hext_stream->link_prepared = 0;
+
+ /* free the host DMA channel reserved by hostless streams */
+ hda_stream = hstream_to_sof_hda_stream(hext_stream);
+ hda_stream->host_reserved = 0;
+
+ return 0;
+}
+
static int hda_link_dma_params(struct hdac_ext_stream *hext_stream,
struct hda_pipe_params *params)
{
@@ -162,61 +196,28 @@ static int hda_link_dma_params(struct hdac_ext_stream *hext_stream,
return 0;
}
-static int hda_link_dai_widget_update(struct sof_intel_hda_stream *hda_stream,
- struct snd_soc_dapm_widget *w,
- int channel, bool widget_setup)
-{
- struct snd_sof_dai_config_data data;
-
- data.dai_data = channel;
-
- /* set up/free DAI widget and send DAI_CONFIG IPC */
- if (widget_setup)
- return hda_ctrl_dai_widget_setup(w, SOF_DAI_CONFIG_FLAGS_2_STEP_STOP, &data);
-
- return hda_ctrl_dai_widget_free(w, SOF_DAI_CONFIG_FLAGS_NONE, &data);
-}
-
-static int hda_link_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
+static int hda_link_dma_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
{
struct hdac_stream *hstream = substream->runtime->private_data;
- struct hdac_bus *bus = hstream->bus;
struct hdac_ext_stream *hext_stream;
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
- struct sof_intel_hda_stream *hda_stream;
struct hda_pipe_params p_params = {0};
- struct snd_soc_dapm_widget *w;
+ struct hdac_bus *bus = hstream->bus;
struct hdac_ext_link *link;
- int stream_tag;
- int ret;
/* get stored dma data if resuming from system suspend */
- hext_stream = snd_soc_dai_get_dma_data(dai, substream);
+ hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream);
if (!hext_stream) {
hext_stream = hda_link_stream_assign(bus, substream);
if (!hext_stream)
return -EBUSY;
- snd_soc_dai_set_dma_data(dai, substream, (void *)hext_stream);
+ snd_soc_dai_set_dma_data(cpu_dai, substream, (void *)hext_stream);
}
- stream_tag = hdac_stream(hext_stream)->stream_tag;
-
- hda_stream = hstream_to_sof_hda_stream(hext_stream);
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- w = dai->playback_widget;
- else
- w = dai->capture_widget;
-
- /* set up the DAI widget and send the DAI_CONFIG with the new tag */
- ret = hda_link_dai_widget_update(hda_stream, w, stream_tag - 1, true);
- if (ret < 0)
- return ret;
-
link = snd_hdac_ext_bus_get_link(bus, codec_dai->component->name);
if (!link)
return -EINVAL;
@@ -239,26 +240,118 @@ static int hda_link_hw_params(struct snd_pcm_substream *substream,
return hda_link_dma_params(hext_stream, &p_params);
}
-static int hda_link_pcm_prepare(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
+static int hda_link_dma_prepare(struct snd_pcm_substream *substream)
{
- struct hdac_ext_stream *hext_stream =
- snd_soc_dai_get_dma_data(dai, substream);
- struct snd_sof_dev *sdev =
- snd_soc_component_get_drvdata(dai->component);
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
int stream = substream->stream;
- if (hext_stream->link_prepared)
+ return hda_link_dma_hw_params(substream, &rtd->dpcm[stream].hw_params);
+}
+
+static int hda_link_dma_trigger(struct snd_pcm_substream *substream, int cmd)
+{
+ struct hdac_stream *hstream = substream->runtime->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+ struct hdac_ext_stream *hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream);
+ int ret;
+
+ dev_dbg(cpu_dai->dev, "%s: cmd=%d\n", __func__, cmd);
+ if (!hext_stream)
+ return 0;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ snd_hdac_ext_link_stream_start(hext_stream);
+ break;
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ case SNDRV_PCM_TRIGGER_STOP:
+ ret = hda_link_dma_cleanup(substream, hstream, cpu_dai, codec_dai, true);
+ if (ret < 0)
+ return ret;
+
+ break;
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ snd_hdac_ext_link_stream_clear(hext_stream);
+
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int hda_link_dma_hw_free(struct snd_pcm_substream *substream)
+{
+ struct hdac_stream *hstream = substream->runtime->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+ struct hdac_ext_stream *hext_stream;
+
+ hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream);
+ if (!hext_stream)
+ return 0;
+
+ return hda_link_dma_cleanup(substream, hstream, cpu_dai, codec_dai, false);
+}
+
+static int hda_dai_widget_update(struct snd_soc_dapm_widget *w,
+ int channel, bool widget_setup)
+{
+ struct snd_sof_dai_config_data data;
+
+ data.dai_data = channel;
+
+ /* set up/free DAI widget and send DAI_CONFIG IPC */
+ if (widget_setup)
+ return hda_ctrl_dai_widget_setup(w, SOF_DAI_CONFIG_FLAGS_2_STEP_STOP, &data);
+
+ return hda_ctrl_dai_widget_free(w, SOF_DAI_CONFIG_FLAGS_NONE, &data);
+}
+
+static int hda_dai_hw_params_update(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct hdac_ext_stream *hext_stream;
+ struct snd_soc_dapm_widget *w;
+ int stream_tag;
+
+ hext_stream = snd_soc_dai_get_dma_data(dai, substream);
+ if (!hext_stream)
+ return -EINVAL;
+
+ stream_tag = hdac_stream(hext_stream)->stream_tag;
+
+ w = snd_soc_dai_get_widget(dai, substream->stream);
+
+ /* set up the DAI widget and send the DAI_CONFIG with the new tag */
+ return hda_dai_widget_update(w, stream_tag - 1, true);
+}
+
+static int hda_dai_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct hdac_ext_stream *hext_stream =
+ snd_soc_dai_get_dma_data(dai, substream);
+ int ret;
+
+ if (hext_stream && hext_stream->link_prepared)
return 0;
- dev_dbg(sdev->dev, "hda: prepare stream dir %d\n", substream->stream);
+ ret = hda_link_dma_hw_params(substream, params);
+ if (ret < 0)
+ return ret;
- return hda_link_hw_params(substream, &rtd->dpcm[stream].hw_params,
- dai);
+ return hda_dai_hw_params_update(substream, params, dai);
}
-static int hda_link_dai_config_pause_push_ipc(struct snd_soc_dapm_widget *w)
+
+static int hda_dai_config_pause_push_ipc(struct snd_soc_dapm_widget *w)
{
struct snd_sof_widget *swidget = w->dobj.private;
struct snd_soc_component *component = swidget->scomp;
@@ -276,132 +369,134 @@ static int hda_link_dai_config_pause_push_ipc(struct snd_soc_dapm_widget *w)
return ret;
}
-static int hda_link_pcm_trigger(struct snd_pcm_substream *substream,
- int cmd, struct snd_soc_dai *dai)
+static int ipc3_hda_dai_prepare(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
{
struct hdac_ext_stream *hext_stream =
snd_soc_dai_get_dma_data(dai, substream);
- struct sof_intel_hda_stream *hda_stream;
- struct snd_soc_pcm_runtime *rtd;
- struct snd_soc_dapm_widget *w;
- struct hdac_ext_link *link;
- struct hdac_stream *hstream;
- struct hdac_bus *bus;
- int stream_tag;
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(dai->component);
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ int stream = substream->stream;
int ret;
- hstream = substream->runtime->private_data;
- bus = hstream->bus;
- rtd = asoc_substream_to_rtd(substream);
+ if (hext_stream && hext_stream->link_prepared)
+ return 0;
- link = snd_hdac_ext_bus_get_link(bus, asoc_rtd_to_codec(rtd, 0)->component->name);
- if (!link)
- return -EINVAL;
+ dev_dbg(sdev->dev, "%s: prepare stream dir %d\n", __func__, substream->stream);
- hda_stream = hstream_to_sof_hda_stream(hext_stream);
+ ret = hda_link_dma_prepare(substream);
+ if (ret < 0)
+ return ret;
+
+ return hda_dai_hw_params_update(substream, &rtd->dpcm[stream].hw_params, dai);
+}
- dev_dbg(dai->dev, "In %s cmd=%d\n", __func__, cmd);
+static int hda_dai_hw_free_ipc(int stream, /* direction */
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_dapm_widget *w;
+
+ w = snd_soc_dai_get_widget(dai, stream);
+
+ /* free the link DMA channel in the FW and the DAI widget */
+ return hda_dai_widget_update(w, DMA_CHAN_INVALID, false);
+}
+
+static int ipc3_hda_dai_trigger(struct snd_pcm_substream *substream,
+ int cmd, struct snd_soc_dai *dai)
+{
+ struct snd_soc_dapm_widget *w;
+ int ret;
+
+ ret = hda_link_dma_trigger(substream, cmd);
+ if (ret < 0)
+ return ret;
w = snd_soc_dai_get_widget(dai, substream->stream);
+ dev_dbg(dai->dev, "%s: cmd=%d\n", __func__, cmd);
switch (cmd) {
- case SNDRV_PCM_TRIGGER_START:
- case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- snd_hdac_ext_link_stream_start(hext_stream);
- break;
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_STOP:
- snd_hdac_ext_link_stream_clear(hext_stream);
-
/*
* free DAI widget during stop/suspend to keep widget use_count's balanced.
*/
- ret = hda_link_dai_widget_update(hda_stream, w, DMA_CHAN_INVALID, false);
+ ret = hda_dai_hw_free_ipc(substream->stream, dai);
if (ret < 0)
return ret;
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- stream_tag = hdac_stream(hext_stream)->stream_tag;
- snd_hdac_ext_link_clear_stream_id(link, stream_tag);
- }
-
- hext_stream->link_prepared = 0;
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- snd_hdac_ext_link_stream_clear(hext_stream);
-
- ret = hda_link_dai_config_pause_push_ipc(w);
+ ret = hda_dai_config_pause_push_ipc(w);
if (ret < 0)
return ret;
break;
+
default:
- return -EINVAL;
+ break;
}
return 0;
}
-static int hda_link_hw_free(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
+static int hda_dai_hw_free(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
{
- unsigned int stream_tag;
- struct sof_intel_hda_stream *hda_stream;
- struct hdac_bus *bus;
- struct hdac_ext_link *link;
- struct hdac_stream *hstream;
- struct snd_soc_pcm_runtime *rtd;
- struct hdac_ext_stream *hext_stream;
- struct snd_soc_dapm_widget *w;
int ret;
- hstream = substream->runtime->private_data;
- bus = hstream->bus;
- rtd = asoc_substream_to_rtd(substream);
- hext_stream = snd_soc_dai_get_dma_data(dai, substream);
+ ret = hda_link_dma_hw_free(substream);
+ if (ret < 0)
+ return ret;
- if (!hext_stream) {
- dev_dbg(dai->dev,
- "%s: hext_stream is not assigned\n", __func__);
- return -EINVAL;
- }
+ return hda_dai_hw_free_ipc(substream->stream, dai);
+}
- hda_stream = hstream_to_sof_hda_stream(hext_stream);
+static const struct snd_soc_dai_ops ipc3_hda_dai_ops = {
+ .hw_params = hda_dai_hw_params,
+ .hw_free = hda_dai_hw_free,
+ .trigger = ipc3_hda_dai_trigger,
+ .prepare = ipc3_hda_dai_prepare,
+};
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- w = dai->playback_widget;
- else
- w = dai->capture_widget;
+static int hda_dai_suspend(struct hdac_bus *bus)
+{
+ struct snd_soc_pcm_runtime *rtd;
+ struct hdac_ext_stream *hext_stream;
+ struct hdac_stream *s;
+ int ret;
- /* free the link DMA channel in the FW and the DAI widget */
- ret = hda_link_dai_widget_update(hda_stream, w, DMA_CHAN_INVALID, false);
- if (ret < 0)
- return ret;
+ /* set internal flag for BE */
+ list_for_each_entry(s, &bus->stream_list, list) {
- link = snd_hdac_ext_bus_get_link(bus, asoc_rtd_to_codec(rtd, 0)->component->name);
- if (!link)
- return -EINVAL;
+ hext_stream = stream_to_hdac_ext_stream(s);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- stream_tag = hdac_stream(hext_stream)->stream_tag;
- snd_hdac_ext_link_clear_stream_id(link, stream_tag);
+ /*
+ * clear stream. This should already be taken care for running
+ * streams when the SUSPEND trigger is called. But paused
+ * streams do not get suspended, so this needs to be done
+ * explicitly during suspend.
+ */
+ if (hext_stream->link_substream) {
+ struct snd_soc_dai *cpu_dai;
+ struct snd_soc_dai *codec_dai;
+
+ rtd = asoc_substream_to_rtd(hext_stream->link_substream);
+ cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ codec_dai = asoc_rtd_to_codec(rtd, 0);
+
+ ret = hda_link_dma_cleanup(hext_stream->link_substream, s,
+ cpu_dai, codec_dai, false);
+ if (ret < 0)
+ return ret;
+
+ /* for consistency with TRIGGER_SUSPEND we free DAI resources */
+ ret = hda_dai_hw_free_ipc(hdac_stream(hext_stream)->direction, cpu_dai);
+ if (ret < 0)
+ return ret;
+ }
}
- snd_soc_dai_set_dma_data(dai, substream, NULL);
- snd_hdac_ext_stream_release(hext_stream, HDAC_EXT_STREAM_TYPE_LINK);
- hext_stream->link_prepared = 0;
-
- /* free the host DMA channel reserved by hostless streams */
- hda_stream->host_reserved = 0;
-
return 0;
}
-
-static const struct snd_soc_dai_ops hda_link_dai_ops = {
- .hw_params = hda_link_hw_params,
- .hw_free = hda_link_hw_free,
- .trigger = hda_link_pcm_trigger,
- .prepare = hda_link_pcm_prepare,
-};
-
#endif
/* only one flag used so far to harden hw_params/hw_free/trigger/prepare */
@@ -414,10 +509,7 @@ static int ssp_dai_setup_or_free(struct snd_pcm_substream *substream, struct snd
{
struct snd_soc_dapm_widget *w;
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- w = dai->playback_widget;
- else
- w = dai->capture_widget;
+ w = snd_soc_dai_get_widget(dai, substream->stream);
if (setup)
return hda_ctrl_dai_widget_setup(w, SOF_DAI_CONFIG_FLAGS_NONE, NULL);
@@ -478,8 +570,8 @@ static int ssp_dai_prepare(struct snd_pcm_substream *substream,
return ssp_dai_setup(substream, dai, true);
}
-static int ssp_dai_trigger(struct snd_pcm_substream *substream,
- int cmd, struct snd_soc_dai *dai)
+static int ipc3_ssp_dai_trigger(struct snd_pcm_substream *substream,
+ int cmd, struct snd_soc_dai *dai)
{
if (cmd != SNDRV_PCM_TRIGGER_SUSPEND)
return 0;
@@ -507,15 +599,39 @@ static void ssp_dai_shutdown(struct snd_pcm_substream *substream,
kfree(dma_data);
}
-static const struct snd_soc_dai_ops ssp_dai_ops = {
+static const struct snd_soc_dai_ops ipc3_ssp_dai_ops = {
.startup = ssp_dai_startup,
.hw_params = ssp_dai_hw_params,
.prepare = ssp_dai_prepare,
- .trigger = ssp_dai_trigger,
+ .trigger = ipc3_ssp_dai_trigger,
.hw_free = ssp_dai_hw_free,
.shutdown = ssp_dai_shutdown,
};
+void hda_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
+{
+ int i;
+
+ switch (sdev->pdata->ipc_type) {
+ case SOF_IPC:
+ for (i = 0; i < ops->num_drv; i++) {
+ if (strstr(ops->drv[i].name, "SSP")) {
+ ops->drv[i].ops = &ipc3_ssp_dai_ops;
+ continue;
+ }
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+ if (strstr(ops->drv[i].name, "iDisp") ||
+ strstr(ops->drv[i].name, "Analog") ||
+ strstr(ops->drv[i].name, "Digital"))
+ ops->drv[i].ops = &ipc3_hda_dai_ops;
+#endif
+ }
+ break;
+ default:
+ break;
+ }
+}
+
/*
* common dai driver for skl+ platforms.
* some products who use this DAI array only physically have a subset of
@@ -524,7 +640,6 @@ static const struct snd_soc_dai_ops ssp_dai_ops = {
struct snd_soc_dai_driver skl_dai[] = {
{
.name = "SSP0 Pin",
- .ops = &ssp_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -536,7 +651,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "SSP1 Pin",
- .ops = &ssp_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -548,7 +662,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "SSP2 Pin",
- .ops = &ssp_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -560,7 +673,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "SSP3 Pin",
- .ops = &ssp_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -572,7 +684,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "SSP4 Pin",
- .ops = &ssp_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -584,7 +695,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "SSP5 Pin",
- .ops = &ssp_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -611,7 +721,6 @@ struct snd_soc_dai_driver skl_dai[] = {
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
{
.name = "iDisp1 Pin",
- .ops = &hda_link_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -619,7 +728,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "iDisp2 Pin",
- .ops = &hda_link_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -627,7 +735,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "iDisp3 Pin",
- .ops = &hda_link_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -635,7 +742,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "iDisp4 Pin",
- .ops = &hda_link_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 8,
@@ -643,7 +749,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "Analog CPU DAI",
- .ops = &hda_link_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 16,
@@ -655,7 +760,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "Digital CPU DAI",
- .ops = &hda_link_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 16,
@@ -667,7 +771,6 @@ struct snd_soc_dai_driver skl_dai[] = {
},
{
.name = "Alt Analog CPU DAI",
- .ops = &hda_link_dai_ops,
.playback = {
.channels_min = 1,
.channels_max = 16,
@@ -679,3 +782,22 @@ struct snd_soc_dai_driver skl_dai[] = {
},
#endif
};
+
+int hda_dsp_dais_suspend(struct snd_sof_dev *sdev)
+{
+ /*
+ * In the corner case where a SUSPEND happens during a PAUSE, the ALSA core
+ * does not throw the TRIGGER_SUSPEND. This leaves the DAIs in an unbalanced state.
+ * Since the component suspend is called last, we can trap this corner case
+ * and force the DAIs to release their resources.
+ */
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+ int ret;
+
+ ret = hda_dai_suspend(sof_to_bus(sdev));
+ if (ret < 0)
+ return ret;
+#endif
+
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-15 19:58:23 +0000