nuttx/drivers/wireless/ieee80211/bcm43xxx/bcmf_driver.h
Xiang Xiao 5c80b94820 Replace #include <semaphore.h> to #include <nuttx/semaphore.h>
Since the kernel side should call nxsem_xxx instead and remove the unused inclusion
2020-02-01 08:27:30 -06:00

156 lines
5.7 KiB
C

/****************************************************************************
* drivers/wireless/bcm43xxx/ieee80211/bcmf_driver.h
*
* Copyright (C) 2017 Gregory Nutt. All rights reserved.
* Author: Simon Piriou <spiriou31@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __DRIVERS_WIRELESS_IEEE80211_BCMF_DRIVER_H
#define __DRIVERS_WIRELESS_IEEE80211_BCMF_DRIVER_H
#include <stdbool.h>
#include <stdint.h>
#include <nuttx/net/netdev.h>
#include <nuttx/semaphore.h>
#include <net/if.h>
#include <nuttx/wdog.h>
#include <nuttx/wqueue.h>
#include "bcmf_ioctl.h"
struct bcmf_dev_s;
struct bcmf_frame_s;
#include "bcmf_bdc.h"
struct bcmf_bus_dev_s;
/* Chip interfaces */
#define CHIP_STA_INTERFACE 0
#define CHIP_AP_INTERFACE 1
#define CHIP_P2P_INTERFACE 2
/* This structure contains the unique state of the Broadcom FullMAC driver */
struct bcmf_dev_s
{
FAR struct bcmf_bus_dev_s *bus; /* Bus interface structure */
bool bc_bifup; /* true:ifup false:ifdown */
WDOG_ID bc_txpoll; /* TX poll timer */
struct work_s bc_irqwork; /* For deferring interrupt work to the work queue */
struct work_s bc_pollwork; /* For deferring poll work to the work queue */
/* This holds the information visible to the NuttX network */
struct net_driver_s bc_dev; /* Network interface structure */
struct bcmf_frame_s *cur_tx_frame; /* Frame used to interface network layer */
/* Event registration array */
event_handler_t event_handlers[BCMF_EVENT_COUNT];
// FIXME use mutex instead of semaphore
sem_t control_mutex; /* Cannot handle multiple control requests */
sem_t control_timeout; /* Semaphore to wait for control frame rsp */
uint16_t control_reqid; /* Current control request id */
uint16_t control_rxdata_len; /* Received control frame out buffer length */
uint8_t *control_rxdata; /* Received control frame out buffer */
uint32_t control_status; /* Last received frame status */
/* AP Scan state machine.
* During scan, control_mutex is locked to prevent control requests */
int scan_status; /* Current scan status */
WDOG_ID scan_timeout; /* Scan timeout timer */
FAR uint8_t *scan_result; /* Temp buffer that holds results */
unsigned int scan_result_size; /* Current size of temp buffer */
sem_t auth_signal; /* Authentication notification signal */
int auth_status; /* Authentication status */
};
/* Default bus interface structure */
struct bcmf_bus_dev_s
{
void (*stop)(FAR struct bcmf_dev_s *priv);
int (*txframe)(FAR struct bcmf_dev_s *priv, struct bcmf_frame_s *frame,
bool control);
struct bcmf_frame_s *(*rxframe)(FAR struct bcmf_dev_s *priv);
/* Frame buffer allocation primitives
* len - requested payload length
* control - true if control frame else false
* block - true to block until free frame is available
*/
struct bcmf_frame_s *(*allocate_frame)(FAR struct bcmf_dev_s *priv,
unsigned int len, bool block,
bool control);
void (*free_frame)(FAR struct bcmf_dev_s *priv, struct bcmf_frame_s *frame);
};
/* bcmf frame definition */
struct bcmf_frame_s
{
uint8_t *base; /* Frame base buffer used by low level layer (SDIO) */
uint8_t *data; /* Payload data (Control, data and event messages) */
uint16_t len; /* Frame buffer size */
};
/* IOCTLs network interface implementation */
int bcmf_wl_set_mac_address(FAR struct bcmf_dev_s *priv, struct ifreq *req);
int bcmf_wl_enable(FAR struct bcmf_dev_s *priv, bool enable);
/* IOCTLs AP scan interface implementation */
int bcmf_wl_start_scan(FAR struct bcmf_dev_s *priv, struct iwreq *iwr);
int bcmf_wl_get_scan_results(FAR struct bcmf_dev_s *priv, struct iwreq *iwr);
/* IOCTLs authentication interface implementation */
int bcmf_wl_set_auth_param(FAR struct bcmf_dev_s *priv, struct iwreq *iwr);
int bcmf_wl_set_encode_ext(FAR struct bcmf_dev_s *priv, struct iwreq *iwr);
int bcmf_wl_set_mode(FAR struct bcmf_dev_s *priv, struct iwreq *iwr);
int bcmf_wl_set_ssid(FAR struct bcmf_dev_s *priv, struct iwreq *iwr);
#endif /* __DRIVERS_WIRELESS_IEEE80211_BCMF_DRIVER_H */