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-rw-r--r--sound/soc/sof/sof-client-probes.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/sound/soc/sof/sof-client-probes.h b/sound/soc/sof/sof-client-probes.h
new file mode 100644
index 0000000000..da04d65b8d
--- /dev/null
+++ b/sound/soc/sof/sof-client-probes.h
@@ -0,0 +1,65 @@
+/* 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