linux-zen-desktop/sound/soc/sof/sof-client-probes.h

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2023-08-30 17:31:07 +02:00
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __SOF_CLIENT_PROBES_H
#define __SOF_CLIENT_PROBES_H
struct snd_compr_stream;
struct snd_compr_tstamp;
struct snd_compr_params;
struct sof_client_dev;
struct snd_soc_dai;
/*
* Callbacks used on platforms where the control for audio is split between
* DSP and host, like HDA.
*/
struct sof_probes_host_ops {
int (*startup)(struct sof_client_dev *cdev, struct snd_compr_stream *cstream,
struct snd_soc_dai *dai, u32 *stream_id);
int (*shutdown)(struct sof_client_dev *cdev, struct snd_compr_stream *cstream,
struct snd_soc_dai *dai);
int (*set_params)(struct sof_client_dev *cdev, struct snd_compr_stream *cstream,
struct snd_compr_params *params,
struct snd_soc_dai *dai);
int (*trigger)(struct sof_client_dev *cdev, struct snd_compr_stream *cstream,
int cmd, struct snd_soc_dai *dai);
int (*pointer)(struct sof_client_dev *cdev, struct snd_compr_stream *cstream,
struct snd_compr_tstamp *tstamp,
struct snd_soc_dai *dai);
};
struct sof_probe_point_desc {
unsigned int buffer_id;
unsigned int purpose;
unsigned int stream_tag;
} __packed;
struct sof_probes_ipc_ops {
int (*init)(struct sof_client_dev *cdev, u32 stream_tag,
size_t buffer_size);
int (*deinit)(struct sof_client_dev *cdev);
int (*points_info)(struct sof_client_dev *cdev,
struct sof_probe_point_desc **desc,
size_t *num_desc);
int (*points_add)(struct sof_client_dev *cdev,
struct sof_probe_point_desc *desc,
size_t num_desc);
int (*points_remove)(struct sof_client_dev *cdev,
unsigned int *buffer_id, size_t num_buffer_id);
};
extern const struct sof_probes_ipc_ops ipc3_probe_ops;
extern const struct sof_probes_ipc_ops ipc4_probe_ops;
struct sof_probes_priv {
struct dentry *dfs_points;
struct dentry *dfs_points_remove;
u32 extractor_stream_tag;
struct snd_soc_card card;
void *ipc_priv;
const struct sof_probes_host_ops *host_ops;
const struct sof_probes_ipc_ops *ipc_ops;
};
#endif