Add BE DAI drv ops for IPC4 for DMIC, SSP and HDA type DAI's.
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@xxxxxxxxxxxxxxx>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@xxxxxxxxxxxxxxx>
Reviewed-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx>
---
sound/soc/sof/intel/hda-dai.c | 173 +++++++++++++++++++++++++++++++++-
1 file changed, 170 insertions(+), 3 deletions(-)
diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c
index 9823230d2ef4..5423667002e5 100644
--- a/sound/soc/sof/intel/hda-dai.c
+++ b/sound/soc/sof/intel/hda-dai.c
@@ -10,6 +10,10 @@
#include <sound/pcm_params.h>
#include <sound/hdaudio_ext.h>
+#include <sound/sof/ipc4/header.h>
+#include <uapi/sound/sof/header.h>
+#include "../ipc4-priv.h"
+#include "../ipc4-topology.h"
#include "../sof-priv.h"
#include "../sof-audio.h"
#include "hda.h"
@@ -369,8 +373,7 @@ static int hda_dai_config_pause_push_ipc(struct snd_soc_dapm_widget *w)
return ret;
}
-static int ipc3_hda_dai_prepare(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
+static int 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);
@@ -438,6 +441,91 @@ static int ipc3_hda_dai_trigger(struct snd_pcm_substream *substream,
return 0;
}
+/*
+ * In contrast to IPC3, the dai trigger in IPC4 mixes pipeline state changes
+ * (over IPC channel) and DMA state change (direct host register changes).
+ */
+static int ipc4_hda_dai_trigger(struct snd_pcm_substream *substream,
+ int cmd, struct snd_soc_dai *dai)
+{
+ 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;
+ struct snd_sof_widget *swidget;
+ struct snd_soc_dapm_widget *w;
+ struct snd_soc_dai *codec_dai;
+ struct hdac_stream *hstream;
+ struct snd_soc_dai *cpu_dai;
+ int ret;
+
+ dev_dbg(dai->dev, "%s: cmd=%d dai %s direction %d\n", __func__, cmd,
+ dai->name, substream->stream);
+
+ hstream = substream->runtime->private_data;
+ rtd = asoc_substream_to_rtd(substream);
+ cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ codec_dai = asoc_rtd_to_codec(rtd, 0);
+
+ w = snd_soc_dai_get_widget(dai, substream->stream);
+ swidget = w->dobj.private;
+
+ 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:
+ {
+ struct snd_sof_widget *pipe_widget = swidget->pipe_widget;
+ struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
+
+ ret = sof_ipc4_set_pipeline_state(sdev, swidget->pipeline_id,
+ SOF_IPC4_PIPE_PAUSED);
+ if (ret < 0)
+ return ret;
+
+ pipeline->state = SOF_IPC4_PIPE_PAUSED;
+
+ snd_hdac_ext_link_stream_clear(hext_stream);
+
+ ret = sof_ipc4_set_pipeline_state(sdev, swidget->pipeline_id,
+ SOF_IPC4_PIPE_RESET);
+ if (ret < 0)
+ return ret;
+
+ pipeline->state = SOF_IPC4_PIPE_RESET;
+
+ ret = hda_link_dma_cleanup(substream, hstream, cpu_dai, codec_dai, false);
+ if (ret < 0) {
+ dev_err(sdev->dev, "%s: failed to clean up link DMA\n", __func__);
+ return ret;
+ }
+ break;
+ }
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ {
+ struct snd_sof_widget *pipe_widget = swidget->pipe_widget;
+ struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
+
+ ret = sof_ipc4_set_pipeline_state(sdev, swidget->pipeline_id,
+ SOF_IPC4_PIPE_PAUSED);
+ if (ret < 0)
+ return ret;
+
+ pipeline->state = SOF_IPC4_PIPE_PAUSED;
+
+ snd_hdac_ext_link_stream_clear(hext_stream);
+ break;
+ }
+ default:
+ dev_err(sdev->dev, "%s: unknown trigger command %d\n", __func__, cmd);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static int hda_dai_hw_free(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
@@ -454,7 +542,7 @@ 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,
+ .prepare = hda_dai_prepare,
};
static int hda_dai_suspend(struct hdac_bus *bus)
@@ -497,6 +585,14 @@ static int hda_dai_suspend(struct hdac_bus *bus)
return 0;
}
+
+static const struct snd_soc_dai_ops ipc4_hda_dai_ops = {
+ .hw_params = hda_dai_hw_params,
+ .hw_free = hda_dai_hw_free,
+ .trigger = ipc4_hda_dai_trigger,
+ .prepare = hda_dai_prepare,
+};
+
#endif
/* only one flag used so far to harden hw_params/hw_free/trigger/prepare */
@@ -608,6 +704,59 @@ static const struct snd_soc_dai_ops ipc3_ssp_dai_ops = {
.shutdown = ssp_dai_shutdown,
};
+static int ipc4_be_dai_trigger(struct snd_pcm_substream *substream,
+ int cmd, struct snd_soc_dai *dai)
+{
+ struct snd_sof_widget *pipe_widget;
+ struct sof_ipc4_pipeline *pipeline;
+ struct snd_sof_widget *swidget;
+ struct snd_soc_dapm_widget *w;
+ struct snd_sof_dev *sdev;
+ int ret;
+
+ w = snd_soc_dai_get_widget(dai, substream->stream);
+ swidget = w->dobj.private;
+ pipe_widget = swidget->pipe_widget;
+ pipeline = pipe_widget->private;
+ sdev = snd_soc_component_get_drvdata(swidget->scomp);
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ case SNDRV_PCM_TRIGGER_STOP:
+ ret = sof_ipc4_set_pipeline_state(sdev, swidget->pipeline_id,
+ SOF_IPC4_PIPE_PAUSED);
+ if (ret < 0)
+ return ret;
+ pipeline->state = SOF_IPC4_PIPE_PAUSED;
+
+ ret = sof_ipc4_set_pipeline_state(sdev, swidget->pipeline_id,
+ SOF_IPC4_PIPE_RESET);
+ if (ret < 0)
+ return ret;
+ pipeline->state = SOF_IPC4_PIPE_RESET;
+ break;
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ ret = sof_ipc4_set_pipeline_state(sdev, swidget->pipeline_id,
+ SOF_IPC4_PIPE_PAUSED);
+ if (ret < 0)
+ return ret;
+ pipeline->state = SOF_IPC4_PIPE_PAUSED;
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static const struct snd_soc_dai_ops ipc4_dmic_dai_ops = {
+ .trigger = ipc4_be_dai_trigger,
+};
+
+static const struct snd_soc_dai_ops ipc4_ssp_dai_ops = {
+ .trigger = ipc4_be_dai_trigger,
+};
+
void hda_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
{
int i;
@@ -624,6 +773,24 @@ void hda_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
strstr(ops->drv[i].name, "Analog") ||
strstr(ops->drv[i].name, "Digital"))
ops->drv[i].ops = &ipc3_hda_dai_ops;
+#endif
+ }
+ break;
+ case SOF_INTEL_IPC4:
+ for (i = 0; i < ops->num_drv; i++) {
+ if (strstr(ops->drv[i].name, "DMIC")) {
+ ops->drv[i].ops = &ipc4_dmic_dai_ops;
+ continue;
+ }
+ if (strstr(ops->drv[i].name, "SSP")) {
+ ops->drv[i].ops = &ipc4_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 = &ipc4_hda_dai_ops;
#endif
}
break;
--
2.25.1
