1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Interrupt bottom half.
 4 *
 5 * Copyright (c) 2017-2019, Silicon Laboratories, Inc.
 6 * Copyright (c) 2010, ST-Ericsson
 7 */
 8#ifndef WFX_BH_H
 9#define WFX_BH_H
10
11#include <linux/atomic.h>
12#include <linux/wait.h>
13#include <linux/workqueue.h>
14
15struct wfx_dev;
16
17struct wfx_hif {
18	struct work_struct bh;
19	struct completion ctrl_ready;
20	wait_queue_head_t tx_buffers_empty;
21	atomic_t ctrl_reg;
22	int rx_seqnum;
23	int tx_seqnum;
24	int tx_buffers_used;
25};
26
27void wfx_bh_register(struct wfx_dev *wdev);
28void wfx_bh_unregister(struct wfx_dev *wdev);
29void wfx_bh_request_rx(struct wfx_dev *wdev);
30void wfx_bh_request_tx(struct wfx_dev *wdev);
31void wfx_bh_poll_irq(struct wfx_dev *wdev);
32
33#endif /* WFX_BH_H */