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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /sound/soc/sof/intel/hda-dai.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/soc/sof/intel/hda-dai.c')
-rw-r--r--sound/soc/sof/intel/hda-dai.c1001
1 files changed, 1001 insertions, 0 deletions
diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c
new file mode 100644
index 000000000..5f03ee390
--- /dev/null
+++ b/sound/soc/sof/intel/hda-dai.c
@@ -0,0 +1,1001 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license. When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018 Intel Corporation. All rights reserved.
+//
+// Authors: Keyon Jie <yang.jie@linux.intel.com>
+//
+
+#include <sound/pcm_params.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/intel-nhlt.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"
+
+/*
+ * The default method is to fetch NHLT from BIOS. With this parameter set
+ * it is possible to override that with NHLT in the SOF topology manifest.
+ */
+static bool hda_use_tplg_nhlt;
+module_param_named(sof_use_tplg_nhlt, hda_use_tplg_nhlt, bool, 0444);
+MODULE_PARM_DESC(sof_use_tplg_nhlt, "SOF topology nhlt override");
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+
+struct hda_pipe_params {
+ u32 ch;
+ u32 s_freq;
+ u32 s_fmt;
+ u8 linktype;
+ snd_pcm_format_t format;
+ int link_index;
+ int stream;
+ unsigned int link_bps;
+};
+
+/*
+ * This function checks if the host dma channel corresponding
+ * to the link DMA stream_tag argument is assigned to one
+ * of the FEs connected to the BE DAI.
+ */
+static bool hda_check_fes(struct snd_soc_pcm_runtime *rtd,
+ int dir, int stream_tag)
+{
+ struct snd_pcm_substream *fe_substream;
+ struct hdac_stream *fe_hstream;
+ struct snd_soc_dpcm *dpcm;
+
+ for_each_dpcm_fe(rtd, dir, dpcm) {
+ fe_substream = snd_soc_dpcm_get_substream(dpcm->fe, dir);
+ fe_hstream = fe_substream->runtime->private_data;
+ if (fe_hstream->stream_tag == stream_tag)
+ return true;
+ }
+
+ return false;
+}
+
+static struct hdac_ext_stream *
+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;
+ const struct sof_intel_dsp_desc *chip;
+ struct snd_sof_dev *sdev;
+ struct hdac_ext_stream *res = NULL;
+ struct hdac_stream *hstream = NULL;
+
+ int stream_dir = substream->stream;
+
+ if (!bus->ppcap) {
+ dev_err(bus->dev, "stream type not supported\n");
+ return NULL;
+ }
+
+ spin_lock_irq(&bus->reg_lock);
+ list_for_each_entry(hstream, &bus->stream_list, list) {
+ struct hdac_ext_stream *hext_stream =
+ stream_to_hdac_ext_stream(hstream);
+ if (hstream->direction != substream->stream)
+ continue;
+
+ hda_stream = hstream_to_sof_hda_stream(hext_stream);
+ sdev = hda_stream->sdev;
+ chip = get_chip_info(sdev->pdata);
+
+ /* check if link is available */
+ if (!hext_stream->link_locked) {
+ /*
+ * choose the first available link for platforms that do not have the
+ * PROCEN_FMT_QUIRK set.
+ */
+ if (!(chip->quirks & SOF_INTEL_PROCEN_FMT_QUIRK)) {
+ res = hext_stream;
+ break;
+ }
+
+ if (hstream->opened) {
+ /*
+ * check if the stream tag matches the stream
+ * tag of one of the connected FEs
+ */
+ if (hda_check_fes(rtd, stream_dir,
+ hstream->stream_tag)) {
+ res = hext_stream;
+ break;
+ }
+ } else {
+ res = hext_stream;
+
+ /*
+ * This must be a hostless stream.
+ * So reserve the host DMA channel.
+ */
+ hda_stream->host_reserved = 1;
+ break;
+ }
+ }
+ }
+
+ if (res) {
+ /* Make sure that host and link DMA is decoupled. */
+ snd_hdac_ext_stream_decouple_locked(bus, res, true);
+
+ res->link_locked = 1;
+ res->link_substream = substream;
+ }
+ spin_unlock_irq(&bus->reg_lock);
+
+ 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)
+{
+ struct hdac_stream *hstream = &hext_stream->hstream;
+ unsigned char stream_tag = hstream->stream_tag;
+ struct hdac_bus *bus = hstream->bus;
+ struct hdac_ext_link *link;
+ unsigned int format_val;
+
+ snd_hdac_ext_link_stream_reset(hext_stream);
+
+ format_val = snd_hdac_calc_stream_format(params->s_freq, params->ch,
+ params->format,
+ params->link_bps, 0);
+
+ dev_dbg(bus->dev, "format_val=%d, rate=%d, ch=%d, format=%d\n",
+ format_val, params->s_freq, params->ch, params->format);
+
+ snd_hdac_ext_link_stream_setup(hext_stream, format_val);
+
+ if (hext_stream->hstream.direction == SNDRV_PCM_STREAM_PLAYBACK) {
+ list_for_each_entry(link, &bus->hlink_list, list) {
+ if (link->index == params->link_index)
+ snd_hdac_ext_link_set_stream_id(link,
+ stream_tag);
+ }
+ }
+
+ hext_stream->link_prepared = 1;
+
+ return 0;
+}
+
+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_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 hda_pipe_params p_params = {0};
+ struct hdac_bus *bus = hstream->bus;
+ struct hdac_ext_link *link;
+
+ link = snd_hdac_ext_bus_get_link(bus, codec_dai->component->name);
+ if (!link)
+ return -EINVAL;
+
+ 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(cpu_dai, substream, (void *)hext_stream);
+ }
+
+ /* set the hdac_stream in the codec dai */
+ snd_soc_dai_set_stream(codec_dai, hdac_stream(hext_stream), substream->stream);
+
+ p_params.s_fmt = snd_pcm_format_width(params_format(params));
+ p_params.ch = params_channels(params);
+ p_params.s_freq = params_rate(params);
+ p_params.stream = substream->stream;
+ p_params.link_index = link->index;
+ p_params.format = params_format(params);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ p_params.link_bps = codec_dai->driver->playback.sig_bits;
+ else
+ p_params.link_bps = codec_dai->driver->capture.sig_bits;
+
+ return hda_link_dma_params(hext_stream, &p_params);
+}
+
+static int hda_link_dma_prepare(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ int stream = substream->stream;
+
+ 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;
+
+ 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;
+
+ ret = hda_link_dma_hw_params(substream, params);
+ if (ret < 0)
+ return ret;
+
+ return hda_dai_hw_params_update(substream, params, dai);
+}
+
+
+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;
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
+ const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
+ int ret = 0;
+
+ if (tplg_ops->dai_config) {
+ ret = tplg_ops->dai_config(sdev, swidget, SOF_DAI_CONFIG_FLAGS_PAUSE, NULL);
+ if (ret < 0)
+ dev_err(sdev->dev, "%s: DAI config failed for widget %s\n", __func__,
+ w->name);
+ }
+
+ return ret;
+}
+
+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);
+ 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;
+
+ if (hext_stream && hext_stream->link_prepared)
+ return 0;
+
+ dev_dbg(sdev->dev, "prepare stream dir %d\n", substream->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);
+}
+
+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;
+
+ dev_dbg(dai->dev, "cmd=%d dai %s direction %d\n", cmd,
+ dai->name, substream->stream);
+
+ ret = hda_link_dma_trigger(substream, cmd);
+ if (ret < 0)
+ return ret;
+
+ w = snd_soc_dai_get_widget(dai, substream->stream);
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ case SNDRV_PCM_TRIGGER_STOP:
+ /*
+ * free DAI widget during stop/suspend to keep widget use_count's balanced.
+ */
+ ret = hda_dai_hw_free_ipc(substream->stream, dai);
+ if (ret < 0)
+ return ret;
+
+ break;
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ ret = hda_dai_config_pause_push_ipc(w);
+ if (ret < 0)
+ return ret;
+ break;
+
+ default:
+ break;
+ }
+ 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, "cmd=%d dai %s direction %d\n", 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)
+{
+ int ret;
+
+ ret = hda_link_dma_hw_free(substream);
+ if (ret < 0)
+ return ret;
+
+ return hda_dai_hw_free_ipc(substream->stream, dai);
+}
+
+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 = hda_dai_prepare,
+};
+
+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;
+
+ /* set internal flag for BE */
+ list_for_each_entry(s, &bus->stream_list, list) {
+
+ hext_stream = stream_to_hdac_ext_stream(s);
+
+ /*
+ * 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;
+ }
+ }
+
+ 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 */
+struct ssp_dai_dma_data {
+ bool setup;
+};
+
+static int ssp_dai_setup_or_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai,
+ bool setup)
+{
+ struct snd_soc_dapm_widget *w;
+
+ w = snd_soc_dai_get_widget(dai, substream->stream);
+
+ if (setup)
+ return hda_ctrl_dai_widget_setup(w, SOF_DAI_CONFIG_FLAGS_NONE, NULL);
+
+ return hda_ctrl_dai_widget_free(w, SOF_DAI_CONFIG_FLAGS_NONE, NULL);
+}
+
+static int ssp_dai_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct ssp_dai_dma_data *dma_data;
+
+ dma_data = kzalloc(sizeof(*dma_data), GFP_KERNEL);
+ if (!dma_data)
+ return -ENOMEM;
+
+ snd_soc_dai_set_dma_data(dai, substream, dma_data);
+
+ return 0;
+}
+
+static int ssp_dai_setup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai,
+ bool setup)
+{
+ struct ssp_dai_dma_data *dma_data;
+ int ret = 0;
+
+ dma_data = snd_soc_dai_get_dma_data(dai, substream);
+ if (!dma_data) {
+ dev_err(dai->dev, "%s: failed to get dma_data\n", __func__);
+ return -EIO;
+ }
+
+ if (dma_data->setup != setup) {
+ ret = ssp_dai_setup_or_free(substream, dai, setup);
+ if (!ret)
+ dma_data->setup = setup;
+ }
+ return ret;
+}
+
+static int ssp_dai_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ /* params are ignored for now */
+ return ssp_dai_setup(substream, dai, true);
+}
+
+static int ssp_dai_prepare(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ /*
+ * the SSP will only be reconfigured during resume operations and
+ * not in case of xruns
+ */
+ return ssp_dai_setup(substream, dai, true);
+}
+
+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;
+
+ return ssp_dai_setup(substream, dai, false);
+}
+
+static int ssp_dai_hw_free(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ return ssp_dai_setup(substream, dai, false);
+}
+
+static void ssp_dai_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct ssp_dai_dma_data *dma_data;
+
+ dma_data = snd_soc_dai_get_dma_data(dai, substream);
+ if (!dma_data) {
+ dev_err(dai->dev, "%s: failed to get dma_data\n", __func__);
+ return;
+ }
+ snd_soc_dai_set_dma_data(dai, substream, NULL);
+ kfree(dma_data);
+}
+
+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 = ipc3_ssp_dai_trigger,
+ .hw_free = ssp_dai_hw_free,
+ .shutdown = ssp_dai_shutdown,
+};
+
+static int ipc4_be_dai_common_trigger(struct snd_soc_dai *dai, int cmd, int stream)
+{
+ 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, 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 int ipc4_be_dai_trigger(struct snd_pcm_substream *substream,
+ int cmd, struct snd_soc_dai *dai)
+{
+ return ipc4_be_dai_common_trigger(dai, cmd, substream->stream);
+}
+
+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;
+
+ 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;
+ case SOF_INTEL_IPC4:
+ {
+ struct sof_ipc4_fw_data *ipc4_data = sdev->private;
+
+ 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
+ }
+
+ if (!hda_use_tplg_nhlt)
+ ipc4_data->nhlt = intel_nhlt_init(sdev->dev);
+
+ if (IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE))
+ sdw_callback.trigger = ipc4_be_dai_common_trigger;
+
+ break;
+ }
+ default:
+ break;
+ }
+}
+
+void hda_ops_free(struct snd_sof_dev *sdev)
+{
+ if (sdev->pdata->ipc_type == SOF_INTEL_IPC4) {
+ struct sof_ipc4_fw_data *ipc4_data = sdev->private;
+
+ if (!hda_use_tplg_nhlt)
+ intel_nhlt_free(ipc4_data->nhlt);
+ }
+}
+EXPORT_SYMBOL_NS(hda_ops_free, SND_SOC_SOF_INTEL_HDA_COMMON);
+
+/*
+ * common dai driver for skl+ platforms.
+ * some products who use this DAI array only physically have a subset of
+ * the DAIs, but no harm is done here by adding the whole set.
+ */
+struct snd_soc_dai_driver skl_dai[] = {
+{
+ .name = "SSP0 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "SSP1 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "SSP2 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "SSP3 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "SSP4 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "SSP5 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "DMIC01 Pin",
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 4,
+ },
+},
+{
+ .name = "DMIC16k Pin",
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 4,
+ },
+},
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+{
+ .name = "iDisp1 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "iDisp2 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "iDisp3 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "iDisp4 Pin",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 8,
+ },
+},
+{
+ .name = "Analog CPU DAI",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 16,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 16,
+ },
+},
+{
+ .name = "Digital CPU DAI",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 16,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 16,
+ },
+},
+{
+ .name = "Alt Analog CPU DAI",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 16,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 16,
+ },
+},
+#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;
+}