cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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rsi_common.h (2922B)

      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