linux/drivers/net/wireless/ath/ath12k/dbring.h

/* SPDX-License-Identifier: BSD-3-Clause-Clear */
/*
 * Copyright (c) 2019-2021 The Linux Foundation. All rights reserved.
 * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
 */

#ifndef ATH12K_DBRING_H
#define ATH12K_DBRING_H

#include <linux/types.h>
#include <linux/idr.h>
#include <linux/spinlock.h>
#include "dp.h"

struct ath12k_dbring_element { … };

struct ath12k_dbring_data { … };

struct ath12k_dbring_buf_release_event { … };

struct ath12k_dbring_cap { … };

struct ath12k_dbring { … };

int ath12k_dbring_set_cfg(struct ath12k *ar,
			  struct ath12k_dbring *ring,
			  u32 num_resp_per_event,
			  u32 event_timeout_ms,
			  int (*handler)(struct ath12k *,
					 struct ath12k_dbring_data *));
int ath12k_dbring_wmi_cfg_setup(struct ath12k *ar,
				struct ath12k_dbring *ring,
				enum wmi_direct_buffer_module id);
int ath12k_dbring_buf_setup(struct ath12k *ar,
			    struct ath12k_dbring *ring,
			    struct ath12k_dbring_cap *db_cap);
int ath12k_dbring_srng_setup(struct ath12k *ar, struct ath12k_dbring *ring,
			     int ring_num, int num_entries);
int ath12k_dbring_buffer_release_event(struct ath12k_base *ab,
				       struct ath12k_dbring_buf_release_event *ev);
int ath12k_dbring_get_cap(struct ath12k_base *ab,
			  u8 pdev_idx,
			  enum wmi_direct_buffer_module id,
			  struct ath12k_dbring_cap *db_cap);
void ath12k_dbring_srng_cleanup(struct ath12k *ar, struct ath12k_dbring *ring);
void ath12k_dbring_buf_cleanup(struct ath12k *ar, struct ath12k_dbring *ring);
#endif /* ATH12K_DBRING_H */