From 4123c24bd13caa8ff633d9e17fa2089d53b1f766 Mon Sep 17 00:00:00 2001 From: Ranjani Sridharan Date: Thu, 17 Mar 2022 10:50:38 -0700 Subject: ASoC: SOF: Introduce IPC3 PCM hw_free op MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add the IPC3 PCM ops, define the hw_free op and modify all users to use the op. Signed-off-by: Ranjani Sridharan Reviewed-by: Péter Ujfalusi Reviewed-by: Pierre-Louis Bossart Reviewed-by: Bard Liao Link: https://lore.kernel.org/r/20220317175044.1752400-14-ranjani.sridharan@linux.intel.com Signed-off-by: Mark Brown --- sound/soc/sof/Makefile | 2 +- sound/soc/sof/ipc.c | 5 +++-- sound/soc/sof/ipc3-ops.h | 1 + sound/soc/sof/ipc3-pcm.c | 43 +++++++++++++++++++++++++++++++++++++++++++ sound/soc/sof/ipc3.c | 1 + sound/soc/sof/pcm.c | 44 +++++++++++++++----------------------------- sound/soc/sof/sof-audio.c | 11 ++++++++--- 7 files changed, 72 insertions(+), 35 deletions(-) create mode 100644 sound/soc/sof/ipc3-pcm.c (limited to 'sound') diff --git a/sound/soc/sof/Makefile b/sound/soc/sof/Makefile index f6d68a3096d9..18acbc001b9a 100644 --- a/sound/soc/sof/Makefile +++ b/sound/soc/sof/Makefile @@ -2,7 +2,7 @@ snd-sof-objs := core.o ops.o loader.o ipc.o pcm.o pm.o debug.o topology.o\ control.o trace.o iomem-utils.o sof-audio.o stream-ipc.o\ - ipc3-topology.o ipc3.o ipc3-control.o + ipc3-topology.o ipc3.o ipc3-control.o ipc3-pcm.o ifneq ($(CONFIG_SND_SOC_SOF_CLIENT),) snd-sof-objs += sof-client.o endif diff --git a/sound/soc/sof/ipc.c b/sound/soc/sof/ipc.c index af0ae137842b..5f5753608c79 100644 --- a/sound/soc/sof/ipc.c +++ b/sound/soc/sof/ipc.c @@ -1033,8 +1033,9 @@ struct snd_sof_ipc *snd_sof_ipc_init(struct snd_sof_dev *sdev) ipc->ops = &ipc3_ops; /* check for mandatory ops */ - if (!ipc->ops->tplg || !ipc->ops->tplg->widget || !ipc->ops->tplg->control) { - dev_err(sdev->dev, "Invalid topology IPC ops\n"); + if (!ipc->ops->pcm || !ipc->ops->tplg || !ipc->ops->tplg->widget || + !ipc->ops->tplg->control) { + dev_err(sdev->dev, "Invalid IPC ops\n"); return NULL; } diff --git a/sound/soc/sof/ipc3-ops.h b/sound/soc/sof/ipc3-ops.h index f3d6010d0b77..a4784626a3d7 100644 --- a/sound/soc/sof/ipc3-ops.h +++ b/sound/soc/sof/ipc3-ops.h @@ -16,5 +16,6 @@ extern const struct sof_ipc_tplg_ops ipc3_tplg_ops; extern const struct sof_ipc_ops ipc3_ops; extern const struct sof_ipc_tplg_control_ops tplg_ipc3_control_ops; +extern const struct sof_ipc_pcm_ops ipc3_pcm_ops; #endif diff --git a/sound/soc/sof/ipc3-pcm.c b/sound/soc/sof/ipc3-pcm.c new file mode 100644 index 000000000000..96f498b4b2d6 --- /dev/null +++ b/sound/soc/sof/ipc3-pcm.c @@ -0,0 +1,43 @@ +// 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 +#include "ipc3-ops.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 sof_ipc_reply reply; + 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(sdev->ipc, stream.hdr.cmd, &stream, + sizeof(stream), &reply, sizeof(reply)); +} + +const struct sof_ipc_pcm_ops ipc3_pcm_ops = { + .hw_free = sof_ipc3_pcm_hw_free, +}; diff --git a/sound/soc/sof/ipc3.c b/sound/soc/sof/ipc3.c index e71cf30908c6..03e914b62728 100644 --- a/sound/soc/sof/ipc3.c +++ b/sound/soc/sof/ipc3.c @@ -41,4 +41,5 @@ static const struct sof_ipc_pm_ops ipc3_pm_ops = { const struct sof_ipc_ops ipc3_ops = { .tplg = &ipc3_tplg_ops, .pm = &ipc3_pm_ops, + .pcm = &ipc3_pcm_ops, }; diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index 47599b57ff19..8ef477aff938 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -82,29 +82,6 @@ void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream) } EXPORT_SYMBOL(snd_sof_pcm_period_elapsed); -int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream, struct snd_sof_dev *sdev, - struct snd_sof_pcm *spcm) -{ - struct sof_ipc_stream stream; - struct sof_ipc_reply reply; - int ret; - - 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 */ - ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream, - sizeof(stream), &reply, sizeof(reply)); - if (!ret) - spcm->prepared[substream->stream] = false; - - return ret; -} - int sof_pcm_setup_connected_widgets(struct snd_sof_dev *sdev, struct snd_soc_pcm_runtime *rtd, struct snd_sof_pcm *spcm, int dir) { @@ -145,6 +122,7 @@ static int sof_pcm_hw_params(struct snd_soc_component *component, struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); + const struct sof_ipc_pcm_ops *pcm_ops = sdev->ipc->ops->pcm; struct snd_sof_platform_stream_params platform_params = { 0 }; struct sof_ipc_fw_version *v = &sdev->fw_ready.version; struct snd_sof_pcm *spcm; @@ -164,9 +142,13 @@ static int sof_pcm_hw_params(struct snd_soc_component *component, * Handle repeated calls to hw_params() without free_pcm() in * between. At least ALSA OSS emulation depends on this. */ - ret = sof_pcm_dsp_pcm_free(substream, sdev, spcm); - if (ret < 0) - return ret; + if (pcm_ops->hw_free && spcm->prepared[substream->stream]) { + ret = pcm_ops->hw_free(component, substream); + if (ret < 0) + return ret; + + spcm->prepared[substream->stream] = false; + } dev_dbg(component->dev, "pcm: hw params stream %d dir %d\n", spcm->pcm.pcm_id, substream->stream); @@ -289,6 +271,7 @@ static int sof_pcm_hw_free(struct snd_soc_component *component, { struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); + const struct sof_ipc_pcm_ops *pcm_ops = sdev->ipc->ops->pcm; struct snd_sof_pcm *spcm; int ret, err = 0; @@ -304,10 +287,13 @@ static int sof_pcm_hw_free(struct snd_soc_component *component, spcm->pcm.pcm_id, substream->stream); /* free PCM in the DSP */ - ret = sof_pcm_dsp_pcm_free(substream, sdev, spcm); - if (ret < 0) - err = ret; + if (pcm_ops->hw_free && spcm->prepared[substream->stream]) { + ret = pcm_ops->hw_free(component, substream); + if (ret < 0) + err = ret; + spcm->prepared[substream->stream] = false; + } /* stop DMA */ ret = snd_sof_pcm_platform_hw_free(sdev, substream); diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c index 7aa4ac313de3..5088ec7019ed 100644 --- a/sound/soc/sof/sof-audio.c +++ b/sound/soc/sof/sof-audio.c @@ -591,12 +591,17 @@ int sof_set_up_pipelines(struct snd_sof_dev *sdev, bool verify) int sof_pcm_stream_free(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream, struct snd_sof_pcm *spcm, int dir, bool free_widget_list) { + const struct sof_ipc_pcm_ops *pcm_ops = sdev->ipc->ops->pcm; int ret; /* Send PCM_FREE IPC to reset pipeline */ - ret = sof_pcm_dsp_pcm_free(substream, sdev, spcm); - if (ret < 0) - return ret; + if (pcm_ops->hw_free && spcm->prepared[substream->stream]) { + ret = pcm_ops->hw_free(sdev->component, substream); + if (ret < 0) + return ret; + } + + spcm->prepared[substream->stream] = false; /* stop the DMA */ ret = snd_sof_pcm_platform_hw_free(sdev, substream); -- cgit v1.2.3