235 lines
6.8 KiB
C
235 lines
6.8 KiB
C
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/*
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* Copyright (c) 2004-2012 Atheros Communications Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef AP_H
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#define AP_H
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/* Time defines */
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#define ATH6KL_AP_KA_INTERVAL_DEFAULT (15 * 1000) /* in ms. */
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#define ATH6KL_AP_KA_INTERVAL_MIN (5 * 1000) /* in ms. */
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#define ATH6KL_AP_KA_RECLAIM_CYCLE (4) /* 1 min. */
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#define ATH6KL_AP_KA_RECLAIM_TIME_MAX ((15 * 60) * 1000)
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/* Do some fine tune to overwrite the config in P2P cases. */
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#define ATH6KL_AP_KA_RECLAIM_CYCLE_SCC (16) /* 4 min. */
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#define ATH6KL_AP_KA_RECLAIM_CYCLE_MCC (19) /* 4.75 min. */
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/* At least WMI_TIMEOUT */
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#define ATH6KL_AP_KA_PRELOAD_LEADTIME (2 * 1000)
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/* flags */
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#define ATH6KL_AP_KA_FLAGS_ENABLED BIT(0)
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#define ATH6KL_AP_KA_FLAGS_BY_SUPP BIT(1) /* offload to user */
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#define ATH6KL_AP_KA_FLAGS_START BIT(2)
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#define ATH6KL_AP_KA_FLAGS_PRELOAD_STAT BIT(3) /* for preload state */
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#define ATH6KL_AP_KA_FLAGS_CONFIG_BY_SUPP BIT(4)
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/* Next action */
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#define AP_KA_ACTION_NONE (0)
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#define AP_KA_ACTION_POLL (1)
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#define AP_KA_ACTION_REMOVE (2)
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/* Operation mode */
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enum ap_keepalive_mode {
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/* Disabled and using the target's mechanism. */
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AP_KA_MODE_DISABLE = 0,
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/* Using driver's mechanism and setting from the driver or debugfs. */
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AP_KA_MODE_ENABLE,
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/* Using supplicant/hostapd's mechanism. */
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AP_KA_MODE_BYSUPP,
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/* Using driver's mechanism but config from the supplicant/hostapd. */
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AP_KA_MODE_CONFIG_BYSUPP,
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};
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enum ap_keepalive_adjust {
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AP_KA_ADJ_ERROR = -1,
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AP_KA_ADJ_BASESET = 0,
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AP_KA_ADJ_ADJUST,
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};
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struct ap_keepalive_info {
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struct ath6kl_vif *vif;
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u32 flags;
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struct timer_list ap_ka_timer;
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/* In ms., run checking per ap_ka_interval */
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u32 ap_ka_interval;
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/* Reclaim STA after N checking fails */
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u32 ap_ka_reclaim_cycle;
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/* Remove this station after (ap_ka_interval * ap_ka_reclaim_cycle) */
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u32 ap_ka_remove_time;
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};
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/* ACL defines */
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#define ATH6KL_AP_ACL_MAX_NUM (10) /* limited by AP_ACL_SIZE */
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#define ATH6KL_AP_ACL_FLAGS_USED (1 << 0)
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/* Operation mode */
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enum ap_acl_mode {
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AP_ACL_MODE_DISABLE = 0,
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AP_ACL_MODE_ALLOW,
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AP_ACL_MODE_DENY,
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};
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struct ap_acl_entry {
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u32 flags;
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u8 mac_addr[ETH_ALEN];
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};
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struct ap_acl_info {
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struct ath6kl_vif *vif;
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enum ap_acl_mode acl_mode;
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struct ap_acl_entry acl_list[ATH6KL_AP_ACL_MAX_NUM];
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/*
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* Cache last ACL setting from hostapd.
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* Need special hostapd to support this.
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*/
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u8 *last_acl_config;
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};
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/* Admission-Control mode */
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#define ATH6KL_AP_ADMC_ASSOC_REQ_MAX_LEN (1200)
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#define ATH6KL_AP_ADMC_ASSOC_REQ_TIMEOUT (500) /* in ms. */
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enum ap_admc_mode {
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AP_ADMC_MODE_DISABLE = 0, /* by firmware */
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AP_ADMC_MODE_ACCEPT_ALWAYS = 1, /* always accept */
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};
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enum ap_admc_action {
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AP_ADMC_ACT_ACCPET = 0,
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AP_ADMC_ACT_TIMEOUT = 1,
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AP_ADMC_ACT_FLUSH = 2,
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};
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struct ap_admc_assoc_req {
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struct list_head list;
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struct ap_admc_info *ap_admc;
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struct timer_list reclaim_timer;
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u8 raw_frame[ATH6KL_AP_ADMC_ASSOC_REQ_MAX_LEN];
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u16 frame_len;
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u8 *sta_mac;
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enum ap_admc_action action;
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};
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struct ap_admc_info {
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struct ath6kl_vif *vif;
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enum ap_admc_mode admc_mode;
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spinlock_t assoc_req_lock;
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struct list_head assoc_req_list;
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int assoc_req_timeout;
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u32 assoc_req_cnt;
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};
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/*
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* WLAN_EID_HT_INFORMATION & struct ieee80211_ht_info in ieee80211.h
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* is changed to WLAN_EID_HT_OPERATION & struct ieee80211_ht_operation
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* from kernel3.5. Using local defines instead of dirty compiler flag.
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*/
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#define WLAN_EID_HT_OPER (61)
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struct ieee80211_ht_oper {
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u8 primary_chan;
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u8 ht_param;
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__le16 operation_mode;
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__le16 stbc_param;
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u8 basic_set[16];
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} __packed;
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/* AP Recommend Channel */
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enum ap_rc_mode {
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AP_RC_MODE_DISABLE = 0,
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AP_RC_MODE_FIXED = 1,
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AP_RC_MODE_2GALL = 2,
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AP_RC_MODE_2GPOP = 3, /* Channel 1,6 or 11 */
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AP_RC_MODE_5GALL = 4,
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AP_RC_MODE_OVERALL = 5,
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AP_RC_MODE_2GNOLTE = 6,
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AP_RC_MODE_5GNODFS = 7,
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AP_RC_MODE_OVERALLNOLTE = 8,
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AP_RC_MODE_OVERALLNODFS = 9,
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AP_RC_MODE_OVERALLNOLTEDFS = 10,
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/* keep last */
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AP_RC_MODE_MAX = AP_RC_MODE_OVERALLNOLTEDFS,
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};
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struct ap_rc_info {
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enum ap_rc_mode mode;
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u16 chan;
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u16 chan_fixed; /* AP_RC_MODE_FIXED */
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};
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struct ap_keepalive_info *ath6kl_ap_keepalive_init(struct ath6kl_vif *vif,
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enum ap_keepalive_mode mode);
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void ath6kl_ap_keepalive_deinit(struct ath6kl_vif *vif);
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int ath6kl_ap_keepalive_start(struct ath6kl_vif *vif);
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void ath6kl_ap_keepalive_stop(struct ath6kl_vif *vif);
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int ath6kl_ap_keepalive_config(struct ath6kl_vif *vif,
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u32 ap_ka_interval,
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u32 ap_ka_reclaim_cycle);
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int ath6kl_ap_keepalive_config_by_supp(struct ath6kl_vif *vif,
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u16 inactive_time);
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u32 ath6kl_ap_keepalive_get_inactive_time(struct ath6kl_vif *vif, u8 *mac);
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bool ath6kl_ap_keepalive_by_supp(struct ath6kl_vif *vif);
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struct ap_acl_info *ath6kl_ap_acl_init(struct ath6kl_vif *vif);
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void ath6kl_ap_acl_deinit(struct ath6kl_vif *vif);
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int ath6kl_ap_acl_start(struct ath6kl_vif *vif);
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int ath6kl_ap_acl_stop(struct ath6kl_vif *vif);
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int ath6kl_ap_acl_config_policy(struct ath6kl_vif *vif,
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enum ap_acl_mode mode);
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int ath6kl_ap_acl_config_mac_list(struct ath6kl_vif *vif,
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u8 *mac_addr, bool removed);
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int ath6kl_ap_acl_config_mac_list_reset(struct ath6kl_vif *vif);
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int ath6kl_ap_acl_dump(struct ath6kl *ar, u8 *buf, int buf_len);
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struct ap_admc_info *ath6kl_ap_admc_init(struct ath6kl_vif *vif,
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enum ap_admc_mode mode);
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void ath6kl_ap_admc_deinit(struct ath6kl_vif *vif);
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int ath6kl_ap_admc_start(struct ath6kl_vif *vif);
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int ath6kl_ap_admc_stop(struct ath6kl_vif *vif);
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void ath6kl_ap_admc_assoc_req(struct ath6kl_vif *vif,
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u8 *assocReq,
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u16 assocReq_len,
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u8 req_type,
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u8 fw_status);
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void ath6kl_ap_admc_assoc_req_fetch(struct ath6kl_vif *vif,
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struct wmi_connect_event *ev,
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u8 **assocReq,
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u16 *assocReq_len);
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void ath6kl_ap_admc_assoc_req_release(struct ath6kl_vif *vif,
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u8 *assocReq);
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int ath6kl_ap_admc_dump(struct ath6kl *ar, u8 *buf, int buf_len);
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void ath6kl_ap_rc_init(struct ath6kl_vif *vif);
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u16 ath6kl_ap_rc_get(struct ath6kl_vif *vif, u16 chan_config);
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void ath6kl_ap_rc_update(struct ath6kl_vif *vif);
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int ath6kl_ap_rc_config(struct ath6kl_vif *vif, int mode_or_freq);
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int ath6kl_ap_ht_update_ies(struct ath6kl_vif *vif);
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void ath6kl_ap_beacon_info(struct ath6kl_vif *vif, u8 *beacon, u8 beacon_len);
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void ath6kl_ap_ch_switch(struct ath6kl_vif *vif);
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#endif
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