Dave, Here are some more updates for net-2.6.25 -- nothing too major. Let me know if there are problems! Thanks, John --- Individual patches available here: http://www.kernel.org/pub/linux/kernel/people/linville/wireless-2.6/upstream-davem --- The following changes since commit 11fc81a8722144256613e04846f35fa474ff0f3b: Pavel Emelyanov (1): [NET]: Compact sk_stream_mem_schedule() code are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6.git upstream-davem Helmut Schaa (1): mac80211: Remove local->scan_flags Johannes Berg (2): mac80211: provide interface iterator for drivers mac80211: remove more forgotten code Ron Rindjunsky (1): mac80211: adding 802.11n definitions in ieee80211.h include/linux/ieee80211.h | 134 ++++++++++++++++++++++++++++++++++++++++ include/net/mac80211.h | 16 +++++ net/mac80211/ieee80211_i.h | 4 - net/mac80211/ieee80211_ioctl.c | 19 +----- net/mac80211/ieee80211_sta.c | 12 ---- net/mac80211/tx.c | 58 ----------------- net/mac80211/util.c | 33 ++++++++++ 7 files changed, 186 insertions(+), 90 deletions(-) diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 214821a..3e64159 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -54,6 +54,8 @@ #define IEEE80211_STYPE_ACTION 0x00D0 /* control */ +#define IEEE80211_STYPE_BACK_REQ 0x0080 +#define IEEE80211_STYPE_BACK 0x0090 #define IEEE80211_STYPE_PSPOLL 0x00A0 #define IEEE80211_STYPE_RTS 0x00B0 #define IEEE80211_STYPE_CTS 0x00C0 @@ -185,6 +187,25 @@ struct ieee80211_mgmt { u8 new_chan; u8 switch_count; } __attribute__((packed)) chan_switch; + struct{ + u8 action_code; + u8 dialog_token; + __le16 capab; + __le16 timeout; + __le16 start_seq_num; + } __attribute__((packed)) addba_req; + struct{ + u8 action_code; + u8 dialog_token; + __le16 status; + __le16 capab; + __le16 timeout; + } __attribute__((packed)) addba_resp; + struct{ + u8 action_code; + __le16 params; + __le16 reason_code; + } __attribute__((packed)) delba; } u; } __attribute__ ((packed)) action; } u; @@ -205,6 +226,66 @@ struct ieee80211_cts { u8 ra[6]; } __attribute__ ((packed)); +/** + * struct ieee80211_bar - HT Block Ack Request + * + * This structure refers to "HT BlockAckReq" as + * described in 802.11n draft section 7.2.1.7.1 + */ +struct ieee80211_bar { + __le16 frame_control; + __le16 duration; + __u8 ra[6]; + __u8 ta[6]; + __u16 control; + __u16 start_seq_num; +} __attribute__((packed)); + +/** + * struct ieee80211_ht_cap - HT capabilities + * + * This structure refers to "HT capabilities element" as + * described in 802.11n draft section 7.3.2.52 + */ +struct ieee80211_ht_cap { + __le16 cap_info; + u8 ampdu_params_info; + u8 supp_mcs_set[16]; + __le16 extended_ht_cap_info; + __le32 tx_BF_cap_info; + u8 antenna_selection_info; +} __attribute__ ((packed)); + +/** + * struct ieee80211_ht_cap - HT additional information + * + * This structure refers to "HT information element" as + * described in 802.11n draft section 7.3.2.53 + */ +struct ieee80211_ht_addt_info { + u8 control_chan; + u8 ht_param; + __le16 operation_mode; + __le16 stbc_param; + u8 basic_set[16]; +} __attribute__ ((packed)); + +/* 802.11n HT capabilities masks */ +#define IEEE80211_HT_CAP_SUP_WIDTH 0x0002 +#define IEEE80211_HT_CAP_MIMO_PS 0x000C +#define IEEE80211_HT_CAP_GRN_FLD 0x0010 +#define IEEE80211_HT_CAP_SGI_20 0x0020 +#define IEEE80211_HT_CAP_SGI_40 0x0040 +#define IEEE80211_HT_CAP_DELAY_BA 0x0400 +#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 +#define IEEE80211_HT_CAP_AMPDU_FACTOR 0x03 +#define IEEE80211_HT_CAP_AMPDU_DENSITY 0x1C +/* 802.11n HT IE masks */ +#define IEEE80211_HT_IE_CHA_SEC_OFFSET 0x03 +#define IEEE80211_HT_IE_CHA_WIDTH 0x04 +#define IEEE80211_HT_IE_HT_PROTECTION 0x0003 +#define IEEE80211_HT_IE_NON_GF_STA_PRSNT 0x0004 +#define IEEE80211_HT_IE_NON_HT_STA_PRSNT 0x0010 /* Authentication algorithms */ #define WLAN_AUTH_OPEN 0 @@ -271,6 +352,18 @@ enum ieee80211_statuscode { WLAN_STATUS_UNSUPP_RSN_VERSION = 44, WLAN_STATUS_INVALID_RSN_IE_CAP = 45, WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, + /* 802.11e */ + WLAN_STATUS_UNSPECIFIED_QOS = 32, + WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33, + WLAN_STATUS_ASSOC_DENIED_LOWACK = 34, + WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35, + WLAN_STATUS_REQUEST_DECLINED = 37, + WLAN_STATUS_INVALID_QOS_PARAM = 38, + WLAN_STATUS_CHANGE_TSPEC = 39, + WLAN_STATUS_WAIT_TS_DELAY = 47, + WLAN_STATUS_NO_DIRECT_LINK = 48, + WLAN_STATUS_STA_NOT_PRESENT = 49, + WLAN_STATUS_STA_NOT_QSTA = 50, }; @@ -301,6 +394,16 @@ enum ieee80211_reasoncode { WLAN_REASON_INVALID_RSN_IE_CAP = 22, WLAN_REASON_IEEE8021X_FAILED = 23, WLAN_REASON_CIPHER_SUITE_REJECTED = 24, + /* 802.11e */ + WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32, + WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33, + WLAN_REASON_DISASSOC_LOW_ACK = 34, + WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35, + WLAN_REASON_QSTA_LEAVE_QBSS = 36, + WLAN_REASON_QSTA_NOT_USE = 37, + WLAN_REASON_QSTA_REQUIRE_SETUP = 38, + WLAN_REASON_QSTA_TIMEOUT = 39, + WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45, }; @@ -319,6 +422,15 @@ enum ieee80211_eid { WLAN_EID_HP_PARAMS = 8, WLAN_EID_HP_TABLE = 9, WLAN_EID_REQUEST = 10, + /* 802.11e */ + WLAN_EID_QBSS_LOAD = 11, + WLAN_EID_EDCA_PARAM_SET = 12, + WLAN_EID_TSPEC = 13, + WLAN_EID_TCLAS = 14, + WLAN_EID_SCHEDULE = 15, + WLAN_EID_TS_DELAY = 43, + WLAN_EID_TCLAS_PROCESSING = 44, + WLAN_EID_QOS_CAPA = 46, /* 802.11h */ WLAN_EID_PWR_CONSTRAINT = 32, WLAN_EID_PWR_CAPABILITY = 33, @@ -333,6 +445,9 @@ enum ieee80211_eid { /* 802.11g */ WLAN_EID_ERP_INFO = 42, WLAN_EID_EXT_SUPP_RATES = 50, + /* 802.11n */ + WLAN_EID_HT_CAPABILITY = 45, + WLAN_EID_HT_EXTRA_INFO = 61, /* 802.11i */ WLAN_EID_RSN = 48, WLAN_EID_WPA = 221, @@ -341,6 +456,25 @@ enum ieee80211_eid { WLAN_EID_QOS_PARAMETER = 222 }; +/* Action category code */ +enum ieee80211_category { + WLAN_CATEGORY_SPECTRUM_MGMT = 0, + WLAN_CATEGORY_QOS = 1, + WLAN_CATEGORY_DLS = 2, + WLAN_CATEGORY_BACK = 3, + WLAN_CATEGORY_WMM = 17, +}; + +/* BACK action code */ +enum ieee80211_back_actioncode { + WLAN_ACTION_ADDBA_REQ = 0, + WLAN_ACTION_ADDBA_RESP = 1, + WLAN_ACTION_DELBA = 2, +}; + +/* A-MSDU 802.11n */ +#define IEEE80211_QOS_CONTROL_A_MSDU_PRESENT 0x0080 + /* cipher suite selectors */ #define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00 #define WLAN_CIPHER_SUITE_WEP40 0x000FAC01 diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 17b6039..1470e1b 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1406,4 +1406,20 @@ void ieee80211_wake_queues(struct ieee80211_hw *hw); */ void ieee80211_scan_completed(struct ieee80211_hw *hw); +/** + * ieee80211_iterate_active_interfaces - iterate active interfaces + * + * This function iterates over the interfaces associated with a given + * hardware that are currently active and calls the callback for them. + * Must be called under RTNL. + * + * @hw: the hardware struct of which the interfaces should be iterated over + * @iterator: the iterator function to call + * @data: first argument of the iterator function + */ +void ieee80211_iterate_active_interfaces(struct ieee80211_hw *hw, + void (*iterator)(void *data, u8 *mac, + int if_id), + void *data); + #endif /* MAC80211_H */ diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 72e1c93..2be7fce 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -483,10 +483,6 @@ struct ieee80211_local { struct list_head sta_bss_list; struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE]; spinlock_t sta_bss_lock; -#define IEEE80211_SCAN_MATCH_SSID BIT(0) -#define IEEE80211_SCAN_WPA_ONLY BIT(1) -#define IEEE80211_SCAN_EXTRA_INFO BIT(2) - int scan_flags; /* SNMP counters */ /* dot11CountersTable */ diff --git a/net/mac80211/ieee80211_ioctl.c b/net/mac80211/ieee80211_ioctl.c index 942b9cc..503b64a 100644 --- a/net/mac80211/ieee80211_ioctl.c +++ b/net/mac80211/ieee80211_ioctl.c @@ -513,7 +513,6 @@ static int ieee80211_ioctl_siwscan(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { - struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct iw_scan_req *req = NULL; u8 *ssid = NULL; @@ -522,21 +521,9 @@ static int ieee80211_ioctl_siwscan(struct net_device *dev, if (!netif_running(dev)) return -ENETDOWN; - switch (sdata->type) { - case IEEE80211_IF_TYPE_STA: - case IEEE80211_IF_TYPE_IBSS: - if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) { - ssid = sdata->u.sta.ssid; - ssid_len = sdata->u.sta.ssid_len; - } - break; - case IEEE80211_IF_TYPE_AP: - if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) { - ssid = sdata->u.ap.ssid; - ssid_len = sdata->u.ap.ssid_len; - } - break; - default: + if (sdata->type != IEEE80211_IF_TYPE_STA && + sdata->type != IEEE80211_IF_TYPE_IBSS && + sdata->type != IEEE80211_IF_TYPE_AP) { return -EOPNOTSUPP; } diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c index 015b3f8..2a321f0 100644 --- a/net/mac80211/ieee80211_sta.c +++ b/net/mac80211/ieee80211_sta.c @@ -2898,15 +2898,6 @@ ieee80211_sta_scan_result(struct net_device *dev, if (!(local->enabled_modes & (1 << bss->hw_mode))) return current_ev; - if (local->scan_flags & IEEE80211_SCAN_WPA_ONLY && - !bss->wpa_ie && !bss->rsn_ie) - return current_ev; - - if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID && - (local->scan_ssid_len != bss->ssid_len || - memcmp(local->scan_ssid, bss->ssid, bss->ssid_len) != 0)) - return current_ev; - memset(&iwe, 0, sizeof(iwe)); iwe.cmd = SIOCGIWAP; iwe.u.ap_addr.sa_family = ARPHRD_ETHER; @@ -3013,9 +3004,6 @@ ieee80211_sta_scan_result(struct net_device *dev, do { char *buf; - if (!(local->scan_flags & IEEE80211_SCAN_EXTRA_INFO)) - break; - buf = kmalloc(100, GFP_ATOMIC); if (!buf) break; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 1a53154..9ccf4b5 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1527,64 +1527,6 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb, return ret; } -/* - * This is the transmit routine for the 802.11 type interfaces - * called by upper layers of the linux networking - * stack when it has a frame to transmit - */ -int ieee80211_mgmt_start_xmit(struct sk_buff *skb, struct net_device *dev) -{ - struct ieee80211_sub_if_data *sdata; - struct ieee80211_tx_packet_data *pkt_data; - struct ieee80211_hdr *hdr; - u16 fc; - - sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - if (skb->len < 10) { - dev_kfree_skb(skb); - return 0; - } - - if (skb_headroom(skb) < sdata->local->tx_headroom) { - if (pskb_expand_head(skb, sdata->local->tx_headroom, - 0, GFP_ATOMIC)) { - dev_kfree_skb(skb); - return 0; - } - } - - hdr = (struct ieee80211_hdr *) skb->data; - fc = le16_to_cpu(hdr->frame_control); - - pkt_data = (struct ieee80211_tx_packet_data *) skb->cb; - memset(pkt_data, 0, sizeof(struct ieee80211_tx_packet_data)); - pkt_data->ifindex = sdata->dev->ifindex; - - skb->priority = 20; /* use hardcoded priority for mgmt TX queue */ - skb->dev = sdata->local->mdev; - - /* - * We're using the protocol field of the the frame control header - * to request TX callback for hostapd. BIT(1) is checked. - */ - if ((fc & BIT(1)) == BIT(1)) { - pkt_data->flags |= IEEE80211_TXPD_REQ_TX_STATUS; - fc &= ~BIT(1); - hdr->frame_control = cpu_to_le16(fc); - } - - if (!(fc & IEEE80211_FCTL_PROTECTED)) - pkt_data->flags |= IEEE80211_TXPD_DO_NOT_ENCRYPT; - - dev->stats.tx_packets++; - dev->stats.tx_bytes += skb->len; - - dev_queue_xmit(skb); - - return 0; -} - /* helper functions for pending packets for when queues are stopped */ void ieee80211_clear_tx_pending(struct ieee80211_local *local) diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 5a0564e..88f262b 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -22,6 +22,7 @@ #include <linux/bitmap.h> #include <net/net_namespace.h> #include <net/cfg80211.h> +#include <net/rtnetlink.h> #include "ieee80211_i.h" #include "ieee80211_rate.h" @@ -484,3 +485,35 @@ void ieee80211_wake_queues(struct ieee80211_hw *hw) ieee80211_wake_queue(hw, i); } EXPORT_SYMBOL(ieee80211_wake_queues); + +void ieee80211_iterate_active_interfaces(struct ieee80211_hw *hw, + void (*iterator)(void *data, u8 *mac, + int if_id), + void *data) +{ + struct ieee80211_local *local = hw_to_local(hw); + struct ieee80211_sub_if_data *sdata; + + ASSERT_RTNL(); + + /* we hold the RTNL here so can safely walk the list */ + list_for_each_entry(sdata, &local->interfaces, list) { + switch (sdata->type) { + case IEEE80211_IF_TYPE_INVALID: + case IEEE80211_IF_TYPE_MNTR: + case IEEE80211_IF_TYPE_VLAN: + continue; + case IEEE80211_IF_TYPE_AP: + case IEEE80211_IF_TYPE_STA: + case IEEE80211_IF_TYPE_IBSS: + case IEEE80211_IF_TYPE_WDS: + break; + } + if (sdata->dev == local->mdev) + continue; + if (netif_running(sdata->dev)) + iterator(data, sdata->dev->dev_addr, + sdata->dev->ifindex); + } +} +EXPORT_SYMBOL_GPL(ieee80211_iterate_active_interfaces); -- John W. Linville linville@xxxxxxxxxxxxx - To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
