1/*
2 * Copyright (c) 2014 Redpine Signals Inc.
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17#ifndef __RSI_COMMON_H__
18#define __RSI_COMMON_H__
19
20#include <linux/kthread.h>
21
22#define EVENT_WAIT_FOREVER              0
23#define FIRMWARE_RSI9113                "rs9113_wlan_qspi.rps"
24#define QUEUE_NOT_FULL                  1
25#define QUEUE_FULL                      0
26
27static inline int rsi_init_event(struct rsi_event *pevent)
28{
29	atomic_set(&pevent->event_condition, 1);
30	init_waitqueue_head(&pevent->event_queue);
31	return 0;
32}
33
34static inline int rsi_wait_event(struct rsi_event *event, u32 timeout)
35{
36	int status = 0;
37
38	if (!timeout)
39		status = wait_event_interruptible(event->event_queue,
40				(atomic_read(&event->event_condition) == 0));
41	else
42		status = wait_event_interruptible_timeout(event->event_queue,
43				(atomic_read(&event->event_condition) == 0),
44				timeout);
45	return status;
46}
47
48static inline void rsi_set_event(struct rsi_event *event)
49{
50	atomic_set(&event->event_condition, 0);
51	wake_up_interruptible(&event->event_queue);
52}
53
54static inline void rsi_reset_event(struct rsi_event *event)
55{
56	atomic_set(&event->event_condition, 1);
57}
58
59static inline int rsi_create_kthread(struct rsi_common *common,
60				     struct rsi_thread *thread,
61				     void *func_ptr,
62				     u8 *name)
63{
64	init_completion(&thread->completion);
65	atomic_set(&thread->thread_done, 0);
66	thread->task = kthread_run(func_ptr, common, "%s", name);
67	if (IS_ERR(thread->task))
68		return (int)PTR_ERR(thread->task);
69
70	return 0;
71}
72
73static inline int rsi_kill_thread(struct rsi_thread *handle)
74{
75	atomic_inc(&handle->thread_done);
76	rsi_set_event(&handle->event);
77
78	return kthread_stop(handle->task);
79}
80
81void rsi_mac80211_detach(struct rsi_hw *hw);
82u16 rsi_get_connected_channel(struct ieee80211_vif *vif);
83struct rsi_hw *rsi_91x_init(u16 oper_mode);
84void rsi_91x_deinit(struct rsi_hw *adapter);
85int rsi_read_pkt(struct rsi_common *common, u8 *rx_pkt, s32 rcv_pkt_len);
86#ifdef CONFIG_PM
87int rsi_config_wowlan(struct rsi_hw *adapter, struct cfg80211_wowlan *wowlan);
88#endif
89struct rsi_sta *rsi_find_sta(struct rsi_common *common, u8 *mac_addr);
90struct ieee80211_vif *rsi_get_vif(struct rsi_hw *adapter, u8 *mac);
91void rsi_roc_timeout(struct timer_list *t);
92#endif
93