diff options
Diffstat (limited to 'sound/soc/sof/intel/hda-dai.c')
| -rw-r--r-- | sound/soc/sof/intel/hda-dai.c | 226 |
1 files changed, 212 insertions, 14 deletions
diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c index 9823230d2ef4..556e883a32ed 100644 --- a/sound/soc/sof/intel/hda-dai.c +++ b/sound/soc/sof/intel/hda-dai.c @@ -10,10 +10,23 @@ #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 { @@ -113,12 +126,8 @@ hda_link_stream_assign(struct hdac_bus *bus, } if (res) { - /* - * Decouple host and link DMA. The decoupled flag - * is updated in snd_hdac_ext_stream_decouple(). - */ - if (!res->decoupled) - snd_hdac_ext_stream_decouple_locked(bus, res, true); + /* 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; @@ -171,7 +180,6 @@ static int hda_link_dma_params(struct hdac_ext_stream *hext_stream, struct hdac_ext_link *link; unsigned int format_val; - snd_hdac_ext_stream_decouple(bus, hext_stream, true); snd_hdac_ext_link_stream_reset(hext_stream); format_val = snd_hdac_calc_stream_format(params->s_freq, params->ch, @@ -208,7 +216,6 @@ static int hda_link_dma_hw_params(struct snd_pcm_substream *substream, struct hdac_bus *bus = hstream->bus; struct hdac_ext_link *link; - /* get stored dma data if resuming from system suspend */ hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream); if (!hext_stream) { hext_stream = hda_link_stream_assign(bus, substream); @@ -257,7 +264,6 @@ static int hda_link_dma_trigger(struct snd_pcm_substream *substream, int cmd) 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; @@ -369,8 +375,7 @@ 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); @@ -382,7 +387,7 @@ static int ipc3_hda_dai_prepare(struct snd_pcm_substream *substream, if (hext_stream && hext_stream->link_prepared) return 0; - dev_dbg(sdev->dev, "%s: prepare stream dir %d\n", __func__, substream->stream); + dev_dbg(sdev->dev, "prepare stream dir %d\n", substream->stream); ret = hda_link_dma_prepare(substream); if (ret < 0) @@ -408,13 +413,15 @@ static int ipc3_hda_dai_trigger(struct snd_pcm_substream *substream, 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); - dev_dbg(dai->dev, "%s: cmd=%d\n", __func__, cmd); switch (cmd) { case SNDRV_PCM_TRIGGER_SUSPEND: case SNDRV_PCM_TRIGGER_STOP: @@ -438,6 +445,91 @@ 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, "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) { @@ -454,7 +546,7 @@ 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 +589,14 @@ 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 +708,64 @@ static const struct snd_soc_dai_ops ipc3_ssp_dai_ops = { .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; @@ -627,11 +785,51 @@ void hda_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *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 |