diff options
Diffstat (limited to 'drivers/net/wireless/sd8797/mlan/mlan_11h.h')
| -rw-r--r-- | drivers/net/wireless/sd8797/mlan/mlan_11h.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/drivers/net/wireless/sd8797/mlan/mlan_11h.h b/drivers/net/wireless/sd8797/mlan/mlan_11h.h new file mode 100644 index 000000000000..cfa7fb915b39 --- /dev/null +++ b/drivers/net/wireless/sd8797/mlan/mlan_11h.h @@ -0,0 +1,158 @@ +/** @file mlan_11h.h + * + * @brief This header file contains data structures and + * function declarations of 802.11h + * + * Copyright (C) 2008-2011, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this 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) + +/** + * 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); + +/** 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); + +/** 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); + +#ifdef DFS_TESTING_SUPPORT +/** Handler for DFS_TESTING IOCTL */ +extern mlan_status wlan_11h_ioctl_dfs_testing(pmlan_adapter pmadapter, + pmlan_ioctl_req pioctl_req); +#endif + +/** 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); + +/** Handler for RADAR_DETECTED */ +extern mlan_status wlan_11h_radar_detected_handling(mlan_adapter * pmadapter); + +/** 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); + +#endif /*_MLAN_11H_ */ |