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ccb541a00b
95% of the calls inside SOF to TX an IPC don't care about a reply. Yet the previous commit cleaned up a bunch of replies that were being populated and then thrown away. This adds some functions so users who do not need replies don't feel obligated to provide the space to the API. Signed-off-by: Curtis Malainey <cujomalainey@chromium.org> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Link: https://lore.kernel.org/r/20230419194057.42205-2-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
79 lines
2.7 KiB
C
79 lines
2.7 KiB
C
/* 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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struct sof_ipc4_fw_module;
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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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static inline int sof_client_ipc_tx_message_no_reply(struct sof_client_dev *cdev, void *ipc_msg)
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{
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return sof_client_ipc_tx_message(cdev, ipc_msg, NULL, 0);
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}
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int sof_client_ipc_set_get_data(struct sof_client_dev *cdev, void *ipc_msg,
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bool set);
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struct sof_ipc4_fw_module *sof_client_ipc4_find_module(struct sof_client_dev *c, const guid_t *u);
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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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