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