handler.h File Reference

IPC4 message handlers, userspace bridge, and compound message synchronization. More...

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Functions
int	ipc4_user_process_module_message (struct ipc4_message_request *ipc4, struct ipc_msg *reply)
	Processes an IPC4 userspace module message.
int	ipc4_user_module_load (const struct comp_driver *drv, const struct ipc4_module_init_instance *mi)
	Load a dynamically loadable module instance into userspace memory.
int	ipc4_process_module_config (struct ipc4_message_request *ipc4, bool set, uint32_t *reply_ext)
	Process MOD_CONFIG_GET or MOD_CONFIG_SET in any execution context.
int	ipc4_process_large_config_set (struct ipc4_message_request *ipc4)
	Process MOD_LARGE_CONFIG_SET in any execution context.
int	ipc4_user_process_glb_message (struct ipc4_message_request *ipc4, struct ipc_msg *reply)
	Processes an IPC4 userspace global firmware message.
int	ipc4_set_pipeline_state (struct ipc4_message_request *ipc4)
	Process SET_PIPELINE_STATE IPC4 message (prepare + trigger phases).
void	ipc_compound_msg_done (uint32_t msg_id, int error)
	Complete an IPC compound message transaction and signal waiting threads.
int	ipc4_comp_connect (struct ipc *ipc, const struct ipc4_module_bind_unbind *bu)
	Connect components together on a pipeline graph.
int	ipc4_comp_disconnect (struct ipc *ipc, const struct ipc4_module_bind_unbind *bu)
	Disconnect components in a pipeline graph.
void	ipc_compound_pre_start (int msg_id)
	Increment the IPC compound message pre-start barrier counter.
void	ipc_compound_post_start (uint32_t msg_id, int ret, bool delayed)
	Decrement the IPC compound message pre-start barrier counter on return.
int	ipc_wait_for_compound_msg (void)
	Wait for active IPC compound message operations to complete.

Detailed Description

IPC4 message handlers, userspace bridge, and compound message synchronization.