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232 lines
7.0 KiB
232 lines
7.0 KiB
/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ |
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/* |
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* This file is provided under a dual BSD/GPLv2 license. When using or |
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* redistributing this file, you may do so under either license. |
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* |
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* Copyright(c) 2019 Intel Corporation. All rights reserved. |
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* |
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* Author: Ranjani Sridharan <[email protected]> |
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*/ |
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#ifndef __SOUND_SOC_SOF_AUDIO_H |
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#define __SOUND_SOC_SOF_AUDIO_H |
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#include <linux/workqueue.h> |
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#include <sound/soc.h> |
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#include <sound/control.h> |
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#include <sound/sof/stream.h> /* needs to be included before control.h */ |
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#include <sound/sof/control.h> |
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#include <sound/sof/dai.h> |
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#include <sound/sof/topology.h> |
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#include "sof-priv.h" |
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#define SOF_AUDIO_PCM_DRV_NAME "sof-audio-component" |
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/* max number of FE PCMs before BEs */ |
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#define SOF_BE_PCM_BASE 16 |
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#define DMA_CHAN_INVALID 0xFFFFFFFF |
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/* PCM stream, mapped to FW component */ |
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struct snd_sof_pcm_stream { |
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u32 comp_id; |
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struct snd_dma_buffer page_table; |
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struct sof_ipc_stream_posn posn; |
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struct snd_pcm_substream *substream; |
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struct work_struct period_elapsed_work; |
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bool d0i3_compatible; /* DSP can be in D0I3 when this pcm is opened */ |
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/* |
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* flag to indicate that the DSP pipelines should be kept |
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* active or not while suspending the stream |
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*/ |
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bool suspend_ignored; |
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}; |
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/* ALSA SOF PCM device */ |
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struct snd_sof_pcm { |
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struct snd_soc_component *scomp; |
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struct snd_soc_tplg_pcm pcm; |
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struct snd_sof_pcm_stream stream[2]; |
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struct list_head list; /* list in sdev pcm list */ |
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struct snd_pcm_hw_params params[2]; |
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bool prepared[2]; /* PCM_PARAMS set successfully */ |
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}; |
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struct snd_sof_led_control { |
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unsigned int use_led; |
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unsigned int direction; |
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int led_value; |
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}; |
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/* ALSA SOF Kcontrol device */ |
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struct snd_sof_control { |
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struct snd_soc_component *scomp; |
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int comp_id; |
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int min_volume_step; /* min volume step for volume_table */ |
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int max_volume_step; /* max volume step for volume_table */ |
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int num_channels; |
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u32 readback_offset; /* offset to mmapped data if used */ |
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struct sof_ipc_ctrl_data *control_data; |
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u32 size; /* cdata size */ |
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enum sof_ipc_ctrl_cmd cmd; |
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u32 *volume_table; /* volume table computed from tlv data*/ |
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struct list_head list; /* list in sdev control list */ |
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struct snd_sof_led_control led_ctl; |
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}; |
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/* ASoC SOF DAPM widget */ |
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struct snd_sof_widget { |
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struct snd_soc_component *scomp; |
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int comp_id; |
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int pipeline_id; |
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int complete; |
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int core; |
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int id; |
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struct snd_soc_dapm_widget *widget; |
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struct list_head list; /* list in sdev widget list */ |
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/* extended data for UUID components */ |
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struct sof_ipc_comp_ext comp_ext; |
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void *private; /* core does not touch this */ |
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}; |
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/* ASoC SOF DAPM route */ |
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struct snd_sof_route { |
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struct snd_soc_component *scomp; |
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struct snd_soc_dapm_route *route; |
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struct list_head list; /* list in sdev route list */ |
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void *private; |
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}; |
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/* ASoC DAI device */ |
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struct snd_sof_dai { |
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struct snd_soc_component *scomp; |
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const char *name; |
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const char *cpu_dai_name; |
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struct sof_ipc_comp_dai comp_dai; |
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int number_configs; |
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int current_config; |
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struct sof_ipc_dai_config *dai_config; |
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struct list_head list; /* list in sdev dai list */ |
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}; |
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/* |
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* Kcontrols. |
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*/ |
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int snd_sof_volume_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_sof_volume_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_sof_volume_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo); |
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int snd_sof_switch_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_sof_switch_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_sof_enum_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_sof_enum_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_sof_bytes_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol, |
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const unsigned int __user *binary_data, |
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unsigned int size); |
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int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, |
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unsigned int __user *binary_data, |
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unsigned int size); |
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int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int __user *binary_data, |
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unsigned int size); |
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/* |
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* Topology. |
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* There is no snd_sof_free_topology since topology components will |
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* be freed by snd_soc_unregister_component, |
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*/ |
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int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file); |
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int snd_sof_complete_pipeline(struct device *dev, |
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struct snd_sof_widget *swidget); |
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int sof_load_pipeline_ipc(struct device *dev, |
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struct sof_ipc_pipe_new *pipeline, |
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struct sof_ipc_comp_reply *r); |
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int sof_pipeline_core_enable(struct snd_sof_dev *sdev, |
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const struct snd_sof_widget *swidget); |
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/* |
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* Stream IPC |
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*/ |
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int snd_sof_ipc_stream_posn(struct snd_soc_component *scomp, |
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struct snd_sof_pcm *spcm, int direction, |
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struct sof_ipc_stream_posn *posn); |
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struct snd_sof_widget *snd_sof_find_swidget(struct snd_soc_component *scomp, |
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const char *name); |
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struct snd_sof_widget * |
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snd_sof_find_swidget_sname(struct snd_soc_component *scomp, |
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const char *pcm_name, int dir); |
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struct snd_sof_dai *snd_sof_find_dai(struct snd_soc_component *scomp, |
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const char *name); |
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static inline |
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struct snd_sof_pcm *snd_sof_find_spcm_dai(struct snd_soc_component *scomp, |
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struct snd_soc_pcm_runtime *rtd) |
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{ |
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struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); |
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struct snd_sof_pcm *spcm = NULL; |
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list_for_each_entry(spcm, &sdev->pcm_list, list) { |
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if (le32_to_cpu(spcm->pcm.dai_id) == rtd->dai_link->id) |
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return spcm; |
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} |
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return NULL; |
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} |
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struct snd_sof_pcm *snd_sof_find_spcm_name(struct snd_soc_component *scomp, |
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const char *name); |
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struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_soc_component *scomp, |
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unsigned int comp_id, |
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int *direction); |
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struct snd_sof_pcm *snd_sof_find_spcm_pcm_id(struct snd_soc_component *scomp, |
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unsigned int pcm_id); |
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const struct sof_ipc_pipe_new *snd_sof_pipeline_find(struct snd_sof_dev *sdev, |
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int pipeline_id); |
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void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream); |
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void snd_sof_pcm_period_elapsed_work(struct work_struct *work); |
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/* |
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* Mixer IPC |
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*/ |
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int snd_sof_ipc_set_get_comp_data(struct snd_sof_control *scontrol, |
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u32 ipc_cmd, |
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enum sof_ipc_ctrl_type ctrl_type, |
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enum sof_ipc_ctrl_cmd ctrl_cmd, |
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bool send); |
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/* DAI link fixup */ |
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int sof_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); |
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/* PM */ |
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int sof_restore_pipelines(struct device *dev); |
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int sof_set_hw_params_upon_resume(struct device *dev); |
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bool snd_sof_stream_suspend_ignored(struct snd_sof_dev *sdev); |
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bool snd_sof_dsp_only_d0i3_compatible_stream_active(struct snd_sof_dev *sdev); |
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/* Machine driver enumeration */ |
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int sof_machine_register(struct snd_sof_dev *sdev, void *pdata); |
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void sof_machine_unregister(struct snd_sof_dev *sdev, void *pdata); |
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#endif
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