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/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2023 Intel Corporation
*/
#ifndef _XE_GUC_RELAY_TYPES_H_
#define _XE_GUC_RELAY_TYPES_H_
#include <linux/mempool.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
/**
* struct xe_guc_relay - Data used by the VF-PF Relay Communication over GuC.
*/
struct xe_guc_relay {
/**@lock: protects all internal data. */
spinlock_t lock;
/** @worker: dispatches incoming action messages. */
struct work_struct worker;
/** @pending_relays: list of sent requests that await a response. */
struct list_head pending_relays;
/** @incoming_actions: list of incoming relay action messages to process. */
struct list_head incoming_actions;
/** @pool: pool of the relay message buffers. */
mempool_t pool;
/** @last_rid: last Relay-ID used while sending a message. */
u32 last_rid;
};
#endif
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