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- /* SPDX-License-Identifier: GPL-2.0-only */
- #ifndef __SOC_SOF_CLIENT_H
- #define __SOC_SOF_CLIENT_H
- #include <linux/auxiliary_bus.h>
- #include <linux/device.h>
- #include <linux/list.h>
- #include <sound/sof.h>
- struct sof_ipc_fw_version;
- struct sof_ipc_cmd_hdr;
- struct snd_sof_dev;
- struct dentry;
- /**
- * struct sof_client_dev - SOF client device
- * @auxdev: auxiliary device
- * @sdev: pointer to SOF core device struct
- * @list: item in SOF core client dev list
- * @data: device specific data
- */
- struct sof_client_dev {
- struct auxiliary_device auxdev;
- struct snd_sof_dev *sdev;
- struct list_head list;
- void *data;
- };
- #define sof_client_dev_to_sof_dev(cdev) ((cdev)->sdev)
- #define auxiliary_dev_to_sof_client_dev(auxiliary_dev) \
- container_of(auxiliary_dev, struct sof_client_dev, auxdev)
- #define dev_to_sof_client_dev(dev) \
- container_of(to_auxiliary_dev(dev), struct sof_client_dev, auxdev)
- int sof_client_ipc_tx_message(struct sof_client_dev *cdev, void *ipc_msg,
- void *reply_data, size_t reply_bytes);
- struct dentry *sof_client_get_debugfs_root(struct sof_client_dev *cdev);
- struct device *sof_client_get_dma_dev(struct sof_client_dev *cdev);
- const struct sof_ipc_fw_version *sof_client_get_fw_version(struct sof_client_dev *cdev);
- size_t sof_client_get_ipc_max_payload_size(struct sof_client_dev *cdev);
- enum sof_ipc_type sof_client_get_ipc_type(struct sof_client_dev *cdev);
- /* module refcount management of SOF core */
- int sof_client_core_module_get(struct sof_client_dev *cdev);
- void sof_client_core_module_put(struct sof_client_dev *cdev);
- /* IPC notification */
- typedef void (*sof_client_event_callback)(struct sof_client_dev *cdev, void *msg_buf);
- int sof_client_register_ipc_rx_handler(struct sof_client_dev *cdev,
- u32 ipc_msg_type,
- sof_client_event_callback callback);
- void sof_client_unregister_ipc_rx_handler(struct sof_client_dev *cdev,
- u32 ipc_msg_type);
- /* DSP state notification and query */
- typedef void (*sof_client_fw_state_callback)(struct sof_client_dev *cdev,
- enum sof_fw_state state);
- int sof_client_register_fw_state_handler(struct sof_client_dev *cdev,
- sof_client_fw_state_callback callback);
- void sof_client_unregister_fw_state_handler(struct sof_client_dev *cdev);
- enum sof_fw_state sof_client_get_fw_state(struct sof_client_dev *cdev);
- #endif /* __SOC_SOF_CLIENT_H */
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