mwifiex/mxm_wifiex/wlan_src/mlan/mlan_11h.h

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/** @file mlan_11h.h
*
* @brief This header file contains data structures and
* function declarations of 802.11h
*
*
* Copyright 2014-2020 NXP
*
* This software file (the File) is distributed by NXP
* under the terms of the GNU General Public License Version 2, June 1991
* (the License). You may use, redistribute and/or modify the File in
* accordance with the terms and conditions of the License, a copy of which
* is available by writing to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
* this warranty disclaimer.
*
*/
/*************************************************************
Change Log:
03/26/2009: initial creation
*************************************************************/
#ifndef _MLAN_11H_
#define _MLAN_11H_
/** 11H OID bitmasks */
#define ENABLE_11H_MASK MBIT(0)
#define MASTER_RADAR_DET_MASK MBIT(1)
#define SLAVE_RADAR_DET_MASK MBIT(2)
/** DFS Master Radar Detect global enable */
#define DFS_MASTER_RADAR_DETECT_EN (MTRUE)
/** DFS Slave Radar Detect global enable */
#define DFS_SLAVE_RADAR_DETECT_EN (MFALSE)
#define CHANNEL_OFFSET_MASK 0x30
#define CHANNEL_BANDWIDTH_MASK 0x0C
/**
* 11H APIs
*/
/* Is master radar detection enabled in firmware? */
extern t_bool wlan_11h_is_master_radar_det_active(mlan_private *priv);
/** Configure master radar detection.
* Need call wlan_11h_check_update_radar_det_state() after.
*/
extern mlan_status wlan_11h_config_master_radar_det(mlan_private *priv,
t_bool enable);
/** Configure slave radar detection.
* Need call wlan_11h_check_update_radar_det_state() after.
*/
extern mlan_status wlan_11h_config_slave_radar_det(mlan_private *priv,
t_bool enable);
/** Checks all interfaces and updates radar detect flags if necessary */
extern mlan_status wlan_11h_check_update_radar_det_state(mlan_private *pmpriv);
/** Return 1 if 11h is active in the firmware, 0 if it is inactive */
extern t_bool wlan_11h_is_active(mlan_private *priv);
/** Enable the tx interface and record the new transmit state */
extern void wlan_11h_tx_enable(mlan_private *priv);
/** Disable the tx interface and record the new transmit state */
extern void wlan_11h_tx_disable(mlan_private *priv);
/** Activate 11h extensions in the firmware */
extern mlan_status wlan_11h_activate(mlan_private *priv, t_void *pioctl_buf,
t_bool flag);
/** Initialize the 11h device structure */
extern void wlan_11h_init(mlan_adapter *pmadapter);
/** Cleanup for the 11h device structure */
extern void wlan_11h_cleanup(mlan_adapter *pmadapter);
/** Initialize the 11h interface structure */
extern void wlan_11h_priv_init(mlan_private *pmpriv);
/** Get an initial random channel to start an adhoc network on */
extern t_u8 wlan_11h_get_adhoc_start_channel(mlan_private *priv);
/** Get channel that has been closed via Channel Switch Announcement */
extern t_u8 wlan_11h_get_csa_closed_channel(mlan_private *priv);
/** Check if radar detection is required on the specified channel */
extern t_bool wlan_11h_radar_detect_required(mlan_private *priv, t_u8 channel);
/** Perform a standard availibility check on the specified channel */
extern t_s32 wlan_11h_issue_radar_detect(mlan_private *priv,
pmlan_ioctl_req pioctl_req,
t_u8 channel, Band_Config_t bandcfg);
/** Check previously issued radar report for a channel */
extern mlan_status wlan_11h_check_chan_report(mlan_private *priv, t_u8 chan);
/** Add any 11h TLVs necessary to complete an adhoc start command */
extern t_s32 wlan_11h_process_start(mlan_private *priv, t_u8 **ppbuffer,
IEEEtypes_CapInfo_t *pcap_info,
t_u32 channel,
wlan_11h_bss_info_t *p11h_bss_info);
/** Add any 11h TLVs necessary to complete a join command (adhoc or infra) */
extern t_s32 wlan_11h_process_join(mlan_private *priv, t_u8 **ppbuffer,
IEEEtypes_CapInfo_t *pcap_info, t_u8 band,
t_u32 channel,
wlan_11h_bss_info_t *p11h_bss_info);
/** Complete the firmware command preparation for an 11h command function */
extern mlan_status wlan_11h_cmd_process(mlan_private *priv,
HostCmd_DS_COMMAND *pcmd_ptr,
const t_void *pinfo_buf);
/** Process the response of an 11h firmware command */
extern mlan_status wlan_11h_cmdresp_process(mlan_private *priv,
const HostCmd_DS_COMMAND *resp);
/** Receive IEs from scan processing and record any needed info for 11h */
extern mlan_status wlan_11h_process_bss_elem(mlan_adapter *pmadapter,
wlan_11h_bss_info_t *p11h_bss_info,
const t_u8 *pelement);
/** Handler for EVENT_CHANNEL_SWITCH_ANN */
extern mlan_status wlan_11h_handle_event_chanswann(mlan_private *priv);
/** Handler for EVENT_CHANNEL_REPORT_RDY */
extern mlan_status wlan_11h_handle_event_chanrpt_ready(mlan_private *priv,
mlan_event *pevent,
t_u8 *radar_chan);
/** Debug output for EVENT_RADAR_DETECTED */
mlan_status wlan_11h_print_event_radar_detected(mlan_private *priv,
mlan_event *pevent,
t_u8 *radar_chan);
t_s32 wlan_11h_cancel_radar_detect(mlan_private *priv);
/** Handler for DFS_TESTING IOCTL */
extern mlan_status wlan_11h_ioctl_dfs_testing(pmlan_adapter pmadapter,
pmlan_ioctl_req pioctl_req);
extern mlan_status
wlan_11h_ioctl_get_channel_nop_info(pmlan_adapter pmadapter,
pmlan_ioctl_req pioctl_req);
extern mlan_status wlan_11h_ioctl_dfs_chan_report(mlan_private *priv,
pmlan_ioctl_req pioctl_req);
extern mlan_status wlan_11h_ioctl_chan_switch_count(pmlan_adapter pmadapter,
pmlan_ioctl_req pioctl_req);
/** get/set dfs w53 cfg */
mlan_status wlan_11h_ioctl_dfs_w53_cfg(pmlan_adapter pmadapter,
pmlan_ioctl_req pioctl_req);
/** Check if channel is under a NOP duration (should not be used) */
extern t_bool wlan_11h_is_channel_under_nop(mlan_adapter *pmadapter,
t_u8 channel);
/** Check if RADAR_DETECTED handling is blocking data tx */
extern t_bool wlan_11h_radar_detected_tx_blocked(mlan_adapter *pmadapter);
/** Callback for RADAR_DETECTED (for UAP cmdresp) */
extern mlan_status wlan_11h_radar_detected_callback(t_void *priv);
/** set dfs check channel */
void wlan_11h_set_dfs_check_chan(mlan_private *priv, t_u8 chan);
#ifdef UAP_SUPPORT
/** BW_change event Handler for dfs_repeater */
void wlan_dfs_rep_bw_change(mlan_adapter *pmadapter);
/** disconnect event Handler for dfs_repeater */
void wlan_dfs_rep_disconnect(mlan_adapter *pmadapter);
#endif
/** Handler for RADAR_DETECTED */
extern mlan_status wlan_11h_radar_detected_handling(mlan_adapter *pmadapter,
mlan_private *priv);
mlan_status wlan_11h_remove_custom_ie(mlan_adapter *pmadapter,
mlan_private *pmpriv);
/** DFS Event pre-processing */
extern mlan_status wlan_11h_dfs_event_preprocessing(mlan_adapter *pmadapter);
/** DFS switch to non-DFS channel */
extern mlan_status wlan_11h_switch_non_dfs_chan(mlan_private *priv, t_u8 *chan);
extern void wlan_11h_update_bandcfg(Band_Config_t *uap_band_cfg,
t_u8 new_channel);
/** function checks if interface is active. **/
extern t_bool wlan_is_intf_active(mlan_private *pmpriv);
#endif /*_MLAN_11H_ */