#include <linux/etherdevice.h>
#include <net/wireless.h>
#include <net/iw_handler.h>
+#include <net/mac80211.h>
#include "key.h"
#include "sta_info.h"
/* ieee80211.o internal definitions, etc. These are not included into
* low-level drivers. */
-#ifndef ETH_P_PAE
-#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
-#endif /* ETH_P_PAE */
-
-#define WLAN_FC_DATA_PRESENT(fc) (((fc) & 0x4c) == 0x08)
-
-#define IEEE80211_FC(type, subtype) cpu_to_le16(type | subtype)
-
struct ieee80211_local;
/* Maximum number of broadcast/multicast frames to buffer when some of the
u8 bssid[ETH_ALEN];
u8 ssid[IEEE80211_MAX_SSID_LEN];
+ u8 dtim_period;
u16 capability; /* host byte order */
enum ieee80211_band band;
int freq;
struct sk_buff **extra_frag;
int num_extra_frag;
- u16 fc, ethertype;
+ u16 ethertype;
unsigned int flags;
};
struct ieee80211_rx_status *status;
struct ieee80211_rate *rate;
- u16 fc, ethertype;
+ u16 ethertype;
unsigned int flags;
int sent_ps_buffered;
int queue;
struct sk_buff_head ps_bc_buf;
atomic_t num_sta_ps; /* number of stations in PS mode */
int dtim_count;
- int force_unicast_rateidx; /* forced TX rateidx for unicast frames */
- int max_ratectrl_rateidx; /* max TX rateidx for rate control */
int num_beacons; /* number of TXed beacon frames for this BSS */
};
};
struct ieee80211_if_vlan {
- struct ieee80211_sub_if_data *ap;
struct list_head list;
};
#define IEEE80211_STA_AUTO_BSSID_SEL BIT(11)
#define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12)
#define IEEE80211_STA_PRIVACY_INVOKED BIT(13)
+/* flags for MLME request*/
+#define IEEE80211_STA_REQ_SCAN 0
+#define IEEE80211_STA_REQ_AUTH 1
+#define IEEE80211_STA_REQ_RUN 2
+
+/* flags used for setting mlme state */
+enum ieee80211_sta_mlme_state {
+ IEEE80211_STA_MLME_DISABLED,
+ IEEE80211_STA_MLME_AUTHENTICATE,
+ IEEE80211_STA_MLME_ASSOCIATE,
+ IEEE80211_STA_MLME_ASSOCIATED,
+ IEEE80211_STA_MLME_IBSS_SEARCH,
+ IEEE80211_STA_MLME_IBSS_JOINED,
+ IEEE80211_STA_MLME_MESH_UP
+};
+
+/* bitfield of allowed auth algs */
+#define IEEE80211_AUTH_ALG_OPEN BIT(0)
+#define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
+#define IEEE80211_AUTH_ALG_LEAP BIT(2)
+
struct ieee80211_if_sta {
struct timer_list timer;
struct work_struct work;
u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
u8 ssid[IEEE80211_MAX_SSID_LEN];
- enum {
- IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
- IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
- IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED,
- IEEE80211_MESH_UP
- } state;
+ enum ieee80211_sta_mlme_state state;
size_t ssid_len;
u8 scan_ssid[IEEE80211_MAX_SSID_LEN];
size_t scan_ssid_len;
struct sk_buff_head skb_queue;
- int auth_tries, assoc_tries;
+ int assoc_scan_tries; /* number of scans done pre-association */
+ int auth_tries; /* retries for auth req */
+ int assoc_tries; /* retries for assoc req */
unsigned long request;
unsigned long last_probe;
unsigned int flags;
-#define IEEE80211_STA_REQ_SCAN 0
-#define IEEE80211_STA_REQ_AUTH 1
-#define IEEE80211_STA_REQ_RUN 2
-#define IEEE80211_AUTH_ALG_OPEN BIT(0)
-#define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
-#define IEEE80211_AUTH_ALG_LEAP BIT(2)
unsigned int auth_algs; /* bitfield of allowed auth algs */
int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
int auth_transaction;
*/
u64 basic_rates;
- u16 sequence;
-
/* Fragment table for host-based reassembly */
struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX];
unsigned int fragment_next;
struct ieee80211_key *keys[NUM_DEFAULT_KEYS];
struct ieee80211_key *default_key;
+ /* BSS configuration for this interface. */
+ struct ieee80211_bss_conf bss_conf;
+
/*
- * BSS configuration for this interface.
- *
- * FIXME: I feel bad putting this here when we already have a
- * bss pointer, but the bss pointer is just wrong when
- * you have multiple virtual STA mode interfaces...
- * This needs to be fixed.
+ * AP this belongs to: self in AP mode and
+ * corresponding AP in VLAN mode, NULL for
+ * all others (might be needed later in IBSS)
*/
- struct ieee80211_bss_conf bss_conf;
- struct ieee80211_if_ap *bss; /* BSS that this device belongs to */
+ struct ieee80211_if_ap *bss;
+
+ int force_unicast_rateidx; /* forced TX rateidx for unicast frames */
+ int max_ratectrl_rateidx; /* max TX rateidx for rate control */
union {
struct ieee80211_if_ap ap;
return container_of(p, struct ieee80211_sub_if_data, vif);
}
-#define IEEE80211_DEV_TO_SUB_IF(dev) netdev_priv(dev)
-
enum {
IEEE80211_RX_MSG = 1,
IEEE80211_TX_STATUS_MSG = 2,
IEEE80211_ADDBA_MSG = 4,
};
+/* maximum number of hardware queues we support. */
+#define QD_MAX_QUEUES (IEEE80211_MAX_AMPDU_QUEUES + IEEE80211_MAX_QUEUES)
+
struct ieee80211_local {
/* embed the driver visible part.
* don't cast (use the static inlines below), but we keep
const struct ieee80211_ops *ops;
+ unsigned long queue_pool[BITS_TO_LONGS(QD_MAX_QUEUES)];
+
struct net_device *mdev; /* wmaster# - "master" 802.11 device */
int open_count;
int monitors, cooked_mntrs;
bool tim_in_locked_section; /* see ieee80211_beacon_get() */
int tx_headroom; /* required headroom for hardware/radiotap */
- enum {
- IEEE80211_DEV_UNINITIALIZED = 0,
- IEEE80211_DEV_REGISTERED,
- IEEE80211_DEV_UNREGISTERED,
- } reg_state;
-
/* Tasklet and skb queue to process calls from IRQ mode. All frames
* added to skb_queue will be processed, but frames in
* skb_queue_unreliable may be dropped if the total length of these
struct timer_list sta_cleanup;
unsigned long queues_pending[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)];
+ unsigned long queues_pending_run[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)];
struct ieee80211_tx_stored_packet pending_packet[IEEE80211_MAX_QUEUES];
struct tasklet_struct tx_pending_tasklet;
#endif
};
-static inline int ieee80211_is_multiqueue(struct ieee80211_local *local)
+static inline struct ieee80211_sub_if_data *
+IEEE80211_DEV_TO_SUB_IF(struct net_device *dev)
{
-#ifdef CONFIG_MAC80211_QOS
- return netif_is_multiqueue(local->mdev);
-#else
- return 0;
-#endif
+ struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+
+ BUG_ON(!local || local->mdev == dev);
+
+ return netdev_priv(dev);
}
/* this struct represents 802.11n's RA/TID combination */
/* ieee80211.c */
int ieee80211_hw_config(struct ieee80211_local *local);
-int ieee80211_if_config(struct net_device *dev);
-int ieee80211_if_config_beacon(struct net_device *dev);
+int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed);
void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx);
-void ieee80211_if_setup(struct net_device *dev);
u32 ieee80211_handle_ht(struct ieee80211_local *local, int enable_ht,
struct ieee80211_ht_info *req_ht_cap,
struct ieee80211_ht_bss_info *req_bss_cap);
/* ieee80211_ioctl.c */
extern const struct iw_handler_def ieee80211_iw_handler_def;
-int ieee80211_set_freq(struct net_device *dev, int freq);
+int ieee80211_set_freq(struct ieee80211_sub_if_data *sdata, int freq);
/* ieee80211_sta.c */
void ieee80211_sta_timer(unsigned long data);
void ieee80211_sta_work(struct work_struct *work);
void ieee80211_sta_scan_work(struct work_struct *work);
-void ieee80211_sta_rx_mgmt(struct net_device *dev, struct sk_buff *skb,
+void ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
struct ieee80211_rx_status *rx_status);
-int ieee80211_sta_set_ssid(struct net_device *dev, char *ssid, size_t len);
-int ieee80211_sta_get_ssid(struct net_device *dev, char *ssid, size_t *len);
-int ieee80211_sta_set_bssid(struct net_device *dev, u8 *bssid);
-int ieee80211_sta_req_scan(struct net_device *dev, u8 *ssid, size_t ssid_len);
-void ieee80211_sta_req_auth(struct net_device *dev,
+int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len);
+int ieee80211_sta_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len);
+int ieee80211_sta_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid);
+int ieee80211_sta_req_scan(struct ieee80211_sub_if_data *sdata, u8 *ssid, size_t ssid_len);
+void ieee80211_sta_req_auth(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_sta *ifsta);
-int ieee80211_sta_scan_results(struct net_device *dev,
+int ieee80211_sta_scan_results(struct ieee80211_local *local,
struct iw_request_info *info,
char *buf, size_t len);
ieee80211_rx_result ieee80211_sta_rx_scan(
- struct net_device *dev, struct sk_buff *skb,
+ struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
struct ieee80211_rx_status *rx_status);
-void ieee80211_rx_bss_list_init(struct net_device *dev);
-void ieee80211_rx_bss_list_deinit(struct net_device *dev);
-int ieee80211_sta_set_extra_ie(struct net_device *dev, char *ie, size_t len);
-struct sta_info *ieee80211_ibss_add_sta(struct net_device *dev,
+void ieee80211_rx_bss_list_init(struct ieee80211_local *local);
+void ieee80211_rx_bss_list_deinit(struct ieee80211_local *local);
+int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata, char *ie, size_t len);
+struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb, u8 *bssid,
u8 *addr, u64 supp_rates);
-int ieee80211_sta_deauthenticate(struct net_device *dev, u16 reason);
-int ieee80211_sta_disassociate(struct net_device *dev, u16 reason);
+int ieee80211_sta_deauthenticate(struct ieee80211_sub_if_data *sdata, u16 reason);
+int ieee80211_sta_disassociate(struct ieee80211_sub_if_data *sdata, u16 reason);
void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
u32 changed);
-void ieee80211_reset_erp_info(struct net_device *dev);
+u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata);
int ieee80211_ht_cap_ie_to_ht_info(struct ieee80211_ht_cap *ht_cap_ie,
struct ieee80211_ht_info *ht_info);
int ieee80211_ht_addt_info_ie_to_ht_bss_info(
struct ieee80211_ht_addt_info *ht_add_info_ie,
struct ieee80211_ht_bss_info *bss_info);
-void ieee80211_send_addba_request(struct net_device *dev, const u8 *da,
+void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata, const u8 *da,
u16 tid, u8 dialog_token, u16 start_seq_num,
u16 agg_size, u16 timeout);
-void ieee80211_send_delba(struct net_device *dev, const u8 *da, u16 tid,
+void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, const u8 *da, u16 tid,
u16 initiator, u16 reason_code);
+void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn);
-void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *da,
+void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da,
u16 tid, u16 initiator, u16 reason);
void sta_addba_resp_timer_expired(unsigned long data);
-void ieee80211_sta_tear_down_BA_sessions(struct net_device *dev, u8 *addr);
+void ieee80211_sta_tear_down_BA_sessions(struct ieee80211_sub_if_data *sdata, u8 *addr);
u64 ieee80211_sta_get_rates(struct ieee80211_local *local,
struct ieee802_11_elems *elems,
enum ieee80211_band band);
-void ieee80211_sta_tx(struct net_device *dev, struct sk_buff *skb,
+void ieee80211_sta_tx(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
int encrypt);
void ieee802_11_parse_elems(u8 *start, size_t len,
struct ieee802_11_elems *elems);
#ifdef CONFIG_MAC80211_MESH
-void ieee80211_start_mesh(struct net_device *dev);
+void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata);
#else
-static inline void ieee80211_start_mesh(struct net_device *dev)
+static inline void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata)
{}
#endif
-/* ieee80211_iface.c */
-int ieee80211_if_add(struct net_device *dev, const char *name,
- struct net_device **new_dev, int type,
+/* interface handling */
+void ieee80211_if_setup(struct net_device *dev);
+int ieee80211_if_add(struct ieee80211_local *local, const char *name,
+ struct net_device **new_dev, enum ieee80211_if_types type,
struct vif_params *params);
-void ieee80211_if_set_type(struct net_device *dev, int type);
-void ieee80211_if_reinit(struct net_device *dev);
-void __ieee80211_if_del(struct ieee80211_local *local,
- struct ieee80211_sub_if_data *sdata);
-int ieee80211_if_remove(struct net_device *dev, const char *name, int id);
-void ieee80211_if_free(struct net_device *dev);
-void ieee80211_if_sdata_init(struct ieee80211_sub_if_data *sdata);
+int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata,
+ enum ieee80211_if_types type);
+void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata);
+void ieee80211_remove_interfaces(struct ieee80211_local *local);
/* tx handling */
void ieee80211_clear_tx_pending(struct ieee80211_local *local);
enum ieee80211_if_types type);
int ieee80211_frame_duration(struct ieee80211_local *local, size_t len,
int rate, int erp, int short_preamble);
-void mac80211_ev_michael_mic_failure(struct net_device *dev, int keyidx,
+void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx,
struct ieee80211_hdr *hdr);
#ifdef CONFIG_MAC80211_NOINLINE