diff options
Diffstat (limited to '')
-rw-r--r-- | sound/soc/sof/ipc3-pcm.c | 401 |
1 files changed, 401 insertions, 0 deletions
diff --git a/sound/soc/sof/ipc3-pcm.c b/sound/soc/sof/ipc3-pcm.c new file mode 100644 index 0000000000..cb58ee8c15 --- /dev/null +++ b/sound/soc/sof/ipc3-pcm.c @@ -0,0 +1,401 @@ +// 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) 2021 Intel Corporation. All rights reserved. +// +// + +#include <sound/pcm_params.h> +#include "ipc3-priv.h" +#include "ops.h" +#include "sof-priv.h" +#include "sof-audio.h" + +static int sof_ipc3_pcm_hw_free(struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct sof_ipc_stream stream; + struct snd_sof_pcm *spcm; + + spcm = snd_sof_find_spcm_dai(component, rtd); + if (!spcm) + return -EINVAL; + + if (!spcm->prepared[substream->stream]) + return 0; + + stream.hdr.size = sizeof(stream); + stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_FREE; + stream.comp_id = spcm->stream[substream->stream].comp_id; + + /* send IPC to the DSP */ + return sof_ipc_tx_message_no_reply(sdev->ipc, &stream, sizeof(stream)); +} + +static int sof_ipc3_pcm_hw_params(struct snd_soc_component *component, + struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_sof_platform_stream_params *platform_params) +{ + struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct sof_ipc_fw_version *v = &sdev->fw_ready.version; + struct snd_pcm_runtime *runtime = substream->runtime; + struct sof_ipc_pcm_params_reply ipc_params_reply; + struct sof_ipc_pcm_params pcm; + struct snd_sof_pcm *spcm; + int ret; + + spcm = snd_sof_find_spcm_dai(component, rtd); + if (!spcm) + return -EINVAL; + + memset(&pcm, 0, sizeof(pcm)); + + /* number of pages should be rounded up */ + pcm.params.buffer.pages = PFN_UP(runtime->dma_bytes); + + /* set IPC PCM parameters */ + pcm.hdr.size = sizeof(pcm); + pcm.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_PARAMS; + pcm.comp_id = spcm->stream[substream->stream].comp_id; + pcm.params.hdr.size = sizeof(pcm.params); + pcm.params.buffer.phy_addr = spcm->stream[substream->stream].page_table.addr; + pcm.params.buffer.size = runtime->dma_bytes; + pcm.params.direction = substream->stream; + pcm.params.sample_valid_bytes = params_width(params) >> 3; + pcm.params.buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED; + pcm.params.rate = params_rate(params); + pcm.params.channels = params_channels(params); + pcm.params.host_period_bytes = params_period_bytes(params); + + /* container size */ + ret = snd_pcm_format_physical_width(params_format(params)); + if (ret < 0) + return ret; + pcm.params.sample_container_bytes = ret >> 3; + + /* format */ + switch (params_format(params)) { + case SNDRV_PCM_FORMAT_S16: + pcm.params.frame_fmt = SOF_IPC_FRAME_S16_LE; + break; + case SNDRV_PCM_FORMAT_S24: + pcm.params.frame_fmt = SOF_IPC_FRAME_S24_4LE; + break; + case SNDRV_PCM_FORMAT_S32: + pcm.params.frame_fmt = SOF_IPC_FRAME_S32_LE; + break; + case SNDRV_PCM_FORMAT_FLOAT: + pcm.params.frame_fmt = SOF_IPC_FRAME_FLOAT; + break; + default: + return -EINVAL; + } + + /* Update the IPC message with information from the platform */ + pcm.params.stream_tag = platform_params->stream_tag; + + if (platform_params->use_phy_address) + pcm.params.buffer.phy_addr = platform_params->phy_addr; + + if (platform_params->no_ipc_position) { + /* For older ABIs set host_period_bytes to zero to inform + * FW we don't want position updates. Newer versions use + * no_stream_position for this purpose. + */ + if (v->abi_version < SOF_ABI_VER(3, 10, 0)) + pcm.params.host_period_bytes = 0; + else + pcm.params.no_stream_position = 1; + } + + if (platform_params->cont_update_posn) + pcm.params.cont_update_posn = 1; + + dev_dbg(component->dev, "stream_tag %d", pcm.params.stream_tag); + + /* send hw_params IPC to the DSP */ + ret = sof_ipc_tx_message(sdev->ipc, &pcm, sizeof(pcm), + &ipc_params_reply, sizeof(ipc_params_reply)); + if (ret < 0) { + dev_err(component->dev, "HW params ipc failed for stream %d\n", + pcm.params.stream_tag); + return ret; + } + + ret = snd_sof_set_stream_data_offset(sdev, &spcm->stream[substream->stream], + ipc_params_reply.posn_offset); + if (ret < 0) { + dev_err(component->dev, "%s: invalid stream data offset for PCM %d\n", + __func__, spcm->pcm.pcm_id); + return ret; + } + + return ret; +} + +static int sof_ipc3_pcm_trigger(struct snd_soc_component *component, + struct snd_pcm_substream *substream, int cmd) +{ + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); + struct sof_ipc_stream stream; + struct snd_sof_pcm *spcm; + + spcm = snd_sof_find_spcm_dai(component, rtd); + if (!spcm) + return -EINVAL; + + stream.hdr.size = sizeof(stream); + stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG; + stream.comp_id = spcm->stream[substream->stream].comp_id; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_PAUSE; + break; + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_RELEASE; + break; + case SNDRV_PCM_TRIGGER_START: + stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_START; + break; + case SNDRV_PCM_TRIGGER_SUSPEND: + fallthrough; + case SNDRV_PCM_TRIGGER_STOP: + stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_STOP; + break; + default: + dev_err(component->dev, "Unhandled trigger cmd %d\n", cmd); + return -EINVAL; + } + + /* send IPC to the DSP */ + return sof_ipc_tx_message_no_reply(sdev->ipc, &stream, sizeof(stream)); +} + +static void ssp_dai_config_pcm_params_match(struct snd_sof_dev *sdev, const char *link_name, + struct snd_pcm_hw_params *params) +{ + struct sof_ipc_dai_config *config; + struct snd_sof_dai *dai; + int i; + + /* + * Search for all matching DAIs as we can have both playback and capture DAI + * associated with the same link. + */ + list_for_each_entry(dai, &sdev->dai_list, list) { + if (!dai->name || strcmp(link_name, dai->name)) + continue; + for (i = 0; i < dai->number_configs; i++) { + struct sof_dai_private_data *private = dai->private; + + config = &private->dai_config[i]; + if (config->ssp.fsync_rate == params_rate(params)) { + dev_dbg(sdev->dev, "DAI config %d matches pcm hw params\n", i); + dai->current_config = i; + break; + } + } + } +} + +static int sof_ipc3_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, SOF_AUDIO_PCM_DRV_NAME); + struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_sof_dai *dai = snd_sof_find_dai(component, (char *)rtd->dai_link->name); + struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); + struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); + struct sof_dai_private_data *private; + struct snd_soc_dpcm *dpcm; + + if (!dai) { + dev_err(component->dev, "%s: No DAI found with name %s\n", __func__, + rtd->dai_link->name); + return -EINVAL; + } + + private = dai->private; + if (!private) { + dev_err(component->dev, "%s: No private data found for DAI %s\n", __func__, + rtd->dai_link->name); + return -EINVAL; + } + + /* read format from topology */ + snd_mask_none(fmt); + + switch (private->comp_dai->config.frame_fmt) { + case SOF_IPC_FRAME_S16_LE: + snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S16_LE); + break; + case SOF_IPC_FRAME_S24_4LE: + snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); + break; + case SOF_IPC_FRAME_S32_LE: + snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S32_LE); + break; + default: + dev_err(component->dev, "No available DAI format!\n"); + return -EINVAL; + } + + /* read rate and channels from topology */ + switch (private->dai_config->type) { + case SOF_DAI_INTEL_SSP: + /* search for config to pcm params match, if not found use default */ + ssp_dai_config_pcm_params_match(sdev, (char *)rtd->dai_link->name, params); + + rate->min = private->dai_config[dai->current_config].ssp.fsync_rate; + rate->max = private->dai_config[dai->current_config].ssp.fsync_rate; + channels->min = private->dai_config[dai->current_config].ssp.tdm_slots; + channels->max = private->dai_config[dai->current_config].ssp.tdm_slots; + + dev_dbg(component->dev, "rate_min: %d rate_max: %d\n", rate->min, rate->max); + dev_dbg(component->dev, "channels_min: %d channels_max: %d\n", + channels->min, channels->max); + + break; + case SOF_DAI_INTEL_DMIC: + /* DMIC only supports 16 or 32 bit formats */ + if (private->comp_dai->config.frame_fmt == SOF_IPC_FRAME_S24_4LE) { + dev_err(component->dev, "Invalid fmt %d for DAI type %d\n", + private->comp_dai->config.frame_fmt, + private->dai_config->type); + } + break; + case SOF_DAI_INTEL_HDA: + /* + * HDAudio does not follow the default trigger + * sequence due to firmware implementation + */ + for_each_dpcm_fe(rtd, SNDRV_PCM_STREAM_PLAYBACK, dpcm) { + struct snd_soc_pcm_runtime *fe = dpcm->fe; + + fe->dai_link->trigger[SNDRV_PCM_STREAM_PLAYBACK] = + SND_SOC_DPCM_TRIGGER_POST; + } + break; + case SOF_DAI_INTEL_ALH: + /* + * Dai could run with different channel count compared with + * front end, so get dai channel count from topology + */ + channels->min = private->dai_config->alh.channels; + channels->max = private->dai_config->alh.channels; + break; + case SOF_DAI_IMX_ESAI: + rate->min = private->dai_config->esai.fsync_rate; + rate->max = private->dai_config->esai.fsync_rate; + channels->min = private->dai_config->esai.tdm_slots; + channels->max = private->dai_config->esai.tdm_slots; + + dev_dbg(component->dev, "rate_min: %d rate_max: %d\n", rate->min, rate->max); + dev_dbg(component->dev, "channels_min: %d channels_max: %d\n", + channels->min, channels->max); + break; + case SOF_DAI_MEDIATEK_AFE: + rate->min = private->dai_config->afe.rate; + rate->max = private->dai_config->afe.rate; + channels->min = private->dai_config->afe.channels; + channels->max = private->dai_config->afe.channels; + + snd_mask_none(fmt); + + switch (private->dai_config->afe.format) { + case SOF_IPC_FRAME_S16_LE: + snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S16_LE); + break; + case SOF_IPC_FRAME_S24_4LE: + snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); + break; + case SOF_IPC_FRAME_S32_LE: + snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S32_LE); + break; + default: + dev_err(component->dev, "Not available format!\n"); + return -EINVAL; + } + + dev_dbg(component->dev, "rate_min: %d rate_max: %d\n", rate->min, rate->max); + dev_dbg(component->dev, "channels_min: %d channels_max: %d\n", + channels->min, channels->max); + break; + case SOF_DAI_IMX_SAI: + rate->min = private->dai_config->sai.fsync_rate; + rate->max = private->dai_config->sai.fsync_rate; + channels->min = private->dai_config->sai.tdm_slots; + channels->max = private->dai_config->sai.tdm_slots; + + dev_dbg(component->dev, "rate_min: %d rate_max: %d\n", rate->min, rate->max); + dev_dbg(component->dev, "channels_min: %d channels_max: %d\n", + channels->min, channels->max); + break; + case SOF_DAI_AMD_BT: + rate->min = private->dai_config->acpbt.fsync_rate; + rate->max = private->dai_config->acpbt.fsync_rate; + channels->min = private->dai_config->acpbt.tdm_slots; + channels->max = private->dai_config->acpbt.tdm_slots; + + dev_dbg(component->dev, + "AMD_BT rate_min: %d rate_max: %d\n", rate->min, rate->max); + dev_dbg(component->dev, "AMD_BT channels_min: %d channels_max: %d\n", + channels->min, channels->max); + break; + case SOF_DAI_AMD_SP: + case SOF_DAI_AMD_SP_VIRTUAL: + rate->min = private->dai_config->acpsp.fsync_rate; + rate->max = private->dai_config->acpsp.fsync_rate; + channels->min = private->dai_config->acpsp.tdm_slots; + channels->max = private->dai_config->acpsp.tdm_slots; + + dev_dbg(component->dev, + "AMD_SP rate_min: %d rate_max: %d\n", rate->min, rate->max); + dev_dbg(component->dev, "AMD_SP channels_min: %d channels_max: %d\n", + channels->min, channels->max); + break; + case SOF_DAI_AMD_HS: + case SOF_DAI_AMD_HS_VIRTUAL: + rate->min = private->dai_config->acphs.fsync_rate; + rate->max = private->dai_config->acphs.fsync_rate; + channels->min = private->dai_config->acphs.tdm_slots; + channels->max = private->dai_config->acphs.tdm_slots; + + dev_dbg(component->dev, + "AMD_HS channel_max: %d rate_max: %d\n", channels->max, rate->max); + break; + case SOF_DAI_AMD_DMIC: + rate->min = private->dai_config->acpdmic.pdm_rate; + rate->max = private->dai_config->acpdmic.pdm_rate; + channels->min = private->dai_config->acpdmic.pdm_ch; + channels->max = private->dai_config->acpdmic.pdm_ch; + + dev_dbg(component->dev, + "AMD_DMIC rate_min: %d rate_max: %d\n", rate->min, rate->max); + dev_dbg(component->dev, "AMD_DMIC channels_min: %d channels_max: %d\n", + channels->min, channels->max); + break; + default: + dev_err(component->dev, "Invalid DAI type %d\n", private->dai_config->type); + break; + } + + return 0; +} + +const struct sof_ipc_pcm_ops ipc3_pcm_ops = { + .hw_params = sof_ipc3_pcm_hw_params, + .hw_free = sof_ipc3_pcm_hw_free, + .trigger = sof_ipc3_pcm_trigger, + .dai_link_fixup = sof_ipc3_pcm_dai_link_fixup, + .reset_hw_params_during_stop = true, +}; 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