/* 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) 2019 Intel Corporation. All rights reserved. * * Author: Ranjani Sridharan */ #ifndef __SOUND_SOC_SOF_AUDIO_H #define __SOUND_SOC_SOF_AUDIO_H #include #include #include #include /* needs to be included before control.h */ #include #include #include #include "sof-priv.h" #define SOF_AUDIO_PCM_DRV_NAME "sof-audio-component" /* max number of FE PCMs before BEs */ #define SOF_BE_PCM_BASE 16 #define DMA_CHAN_INVALID 0xFFFFFFFF #define WIDGET_IS_DAI(id) ((id) == snd_soc_dapm_dai_in || (id) == snd_soc_dapm_dai_out) /* PCM stream, mapped to FW component */ struct snd_sof_pcm_stream { u32 comp_id; struct snd_dma_buffer page_table; struct sof_ipc_stream_posn posn; struct snd_pcm_substream *substream; struct snd_compr_stream *cstream; struct work_struct period_elapsed_work; struct snd_soc_dapm_widget_list *list; /* list of connected DAPM widgets */ bool d0i3_compatible; /* DSP can be in D0I3 when this pcm is opened */ /* * flag to indicate that the DSP pipelines should be kept * active or not while suspending the stream */ bool suspend_ignored; }; /* ALSA SOF PCM device */ struct snd_sof_pcm { struct snd_soc_component *scomp; struct snd_soc_tplg_pcm pcm; struct snd_sof_pcm_stream stream[2]; struct list_head list; /* list in sdev pcm list */ struct snd_pcm_hw_params params[2]; bool prepared[2]; /* PCM_PARAMS set successfully */ }; struct snd_sof_led_control { unsigned int use_led; unsigned int direction; int led_value; }; /* ALSA SOF Kcontrol device */ struct snd_sof_control { struct snd_soc_component *scomp; int comp_id; int min_volume_step; /* min volume step for volume_table */ int max_volume_step; /* max volume step for volume_table */ int num_channels; unsigned int access; u32 readback_offset; /* offset to mmapped data if used */ struct sof_ipc_ctrl_data *control_data; u32 size; /* cdata size */ u32 *volume_table; /* volume table computed from tlv data*/ struct list_head list; /* list in sdev control list */ struct snd_sof_led_control led_ctl; /* if true, the control's data needs to be updated from Firmware */ bool comp_data_dirty; }; struct snd_sof_widget; /* ASoC SOF DAPM widget */ struct snd_sof_widget { struct snd_soc_component *scomp; int comp_id; int pipeline_id; int complete; int use_count; /* use_count will be protected by the PCM mutex held by the core */ int core; int id; /* * Flag indicating if the widget should be set up dynamically when a PCM is opened. * This flag is only set for the scheduler type widget in topology. During topology * loading, this flag is propagated to all the widgets belonging to the same pipeline. * When this flag is not set, a widget is set up at the time of topology loading * and retained until the DSP enters D3. It will need to be set up again when resuming * from D3. */ bool dynamic_pipeline_widget; struct snd_soc_dapm_widget *widget; struct list_head list; /* list in sdev widget list */ struct snd_sof_widget *pipe_widget; const guid_t uuid; void *private; /* core does not touch this */ }; /* ASoC SOF DAPM route */ struct snd_sof_route { struct snd_soc_component *scomp; struct snd_soc_dapm_route *route; struct list_head list; /* list in sdev route list */ struct snd_sof_widget *src_widget; struct snd_sof_widget *sink_widget; bool setup; void *private; }; /* ASoC DAI device */ struct snd_sof_dai { struct snd_soc_component *scomp; const char *name; struct sof_ipc_comp_dai *comp_dai; int number_configs; int current_config; bool configured; /* DAI configured during BE hw_params */ struct sof_ipc_dai_config *dai_config; struct list_head list; /* list in sdev dai list */ }; /* * Kcontrols. */ int snd_sof_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_sof_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_sof_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); int snd_sof_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_sof_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_sof_enum_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_sof_enum_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_sof_bytes_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol, const unsigned int __user *binary_data, unsigned int size); int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, unsigned int __user *binary_data, unsigned int size); int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int __user *binary_data, unsigned int size); void snd_sof_control_notify(struct snd_sof_dev *sdev, struct sof_ipc_ctrl_data *cdata); /* * Topology. * There is no snd_sof_free_topology since topology components will * be freed by snd_soc_unregister_component, */ int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file); int snd_sof_complete_pipeline(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); /* * Stream IPC */ int snd_sof_ipc_stream_posn(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm, int direction, struct sof_ipc_stream_posn *posn); struct snd_sof_widget *snd_sof_find_swidget(struct snd_soc_component *scomp, const char *name); struct snd_sof_widget * snd_sof_find_swidget_sname(struct snd_soc_component *scomp, const char *pcm_name, int dir); struct snd_sof_dai *snd_sof_find_dai(struct snd_soc_component *scomp, const char *name); static inline struct snd_sof_pcm *snd_sof_find_spcm_dai(struct snd_soc_component *scomp, struct snd_soc_pcm_runtime *rtd) { struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); struct snd_sof_pcm *spcm = NULL; list_for_each_entry(spcm, &sdev->pcm_list, list) { if (le32_to_cpu(spcm->pcm.dai_id) == rtd->dai_link->id) return spcm; } return NULL; } struct snd_sof_pcm *snd_sof_find_spcm_name(struct snd_soc_component *scomp, const char *name); struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_soc_component *scomp, unsigned int comp_id, int *direction); void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream); void snd_sof_pcm_init_elapsed_work(struct work_struct *work); #if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS) void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream); void snd_sof_compr_init_elapsed_work(struct work_struct *work); #else static inline void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream) { } static inline void snd_sof_compr_init_elapsed_work(struct work_struct *work) { } #endif /* * Mixer IPC */ int snd_sof_ipc_set_get_comp_data(struct snd_sof_control *scontrol, bool set); /* DAI link fixup */ int sof_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); /* PM */ int sof_set_up_pipelines(struct snd_sof_dev *sdev, bool verify); int sof_tear_down_pipelines(struct snd_sof_dev *sdev, bool verify); int sof_set_hw_params_upon_resume(struct device *dev); bool snd_sof_stream_suspend_ignored(struct snd_sof_dev *sdev); bool snd_sof_dsp_only_d0i3_compatible_stream_active(struct snd_sof_dev *sdev); /* Machine driver enumeration */ int sof_machine_register(struct snd_sof_dev *sdev, void *pdata); void sof_machine_unregister(struct snd_sof_dev *sdev, void *pdata); int sof_widget_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); /* PCM */ int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir); int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir); int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream, struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm); 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); int get_token_u32(void *elem, void *object, u32 offset); int get_token_u16(void *elem, void *object, u32 offset); int get_token_comp_format(void *elem, void *object, u32 offset); int get_token_dai_type(void *elem, void *object, u32 offset); int get_token_uuid(void *elem, void *object, u32 offset); #endif