[NET] ieee80211 subsystem

Contributors:
Host AP contributors
James Ketrenos <jketreno@linux.intel.com>
Francois Romieu <romieu@fr.zoreil.com>
Adrian Bunk <bunk@stusta.de>
Matthew Galgoci <mgalgoci@parcelfarce.linux.th
eplanet.co.uk>

4 files changed, 39 insertions, 116 deletions

diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index 18a7d38d2a13..bed160a25cab 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -68,7 +68,7 @@
 #include <linux/device.h>
 #include <linux/moduleparam.h>
 #include <linux/firmware.h>
-#include "ieee802_11.h"
+#include <net/ieee80211.h>
 #include "atmel.h"
 
 #define DRIVER_MAJOR 0
@@ -618,12 +618,12 @@ static int atmel_lock_mac(struct atmel_private *priv);
 static void atmel_wmem32(struct atmel_private *priv, u16 pos, u32 data);
 static void atmel_command_irq(struct atmel_private *priv);
 static int atmel_validate_channel(struct atmel_private *priv, int channel);
-static void atmel_management_frame(struct atmel_private *priv, struct ieee802_11_hdr *header, 
+static void atmel_management_frame(struct atmel_private *priv, struct ieee80211_hdr *header, 
                                    u16 frame_len, u8 rssi);
 static void atmel_management_timer(u_long a);
 static void atmel_send_command(struct atmel_private *priv, int command, void *cmd, int cmd_size);
 static int atmel_send_command_wait(struct atmel_private *priv, int command, void *cmd, int cmd_size);
-static void atmel_transmit_management_frame(struct atmel_private *priv, struct ieee802_11_hdr *header,
+static void atmel_transmit_management_frame(struct atmel_private *priv, struct ieee80211_hdr *header,
                                             u8 *body, int body_len);
 
 static u8 atmel_get_mib8(struct atmel_private *priv, u8 type, u8 index);
@@ -827,7 +827,7 @@ static void tx_update_descriptor(struct atmel_private *priv, int is_bcast, u16 l
 static int start_tx (struct sk_buff *skb, struct net_device *dev)
 {
         struct atmel_private *priv = netdev_priv(dev);
-        struct ieee802_11_hdr header;
+        struct ieee80211_hdr header;
         unsigned long flags;
         u16 buff, frame_ctl, len = (ETH_ZLEN < skb->len) ? skb->len : ETH_ZLEN;
         u8 SNAP_RFC1024[6] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00};
@@ -863,17 +863,17 @@ static int start_tx (struct sk_buff *skb, struct net_device *dev)
                 return 1;
         }
         
-        frame_ctl = IEEE802_11_FTYPE_DATA;
+        frame_ctl = IEEE80211_FTYPE_DATA;
         header.duration_id = 0;
         header.seq_ctl = 0;
         if (priv->wep_is_on)
-                frame_ctl |= IEEE802_11_FCTL_WEP;
+                frame_ctl |= IEEE80211_FCTL_WEP;
         if (priv->operating_mode == IW_MODE_ADHOC) {
                 memcpy(&header.addr1, skb->data, 6);
                 memcpy(&header.addr2, dev->dev_addr, 6);
                 memcpy(&header.addr3, priv->BSSID, 6);
         } else {
-                frame_ctl |= IEEE802_11_FCTL_TODS;
+                frame_ctl |= IEEE80211_FCTL_TODS;
                 memcpy(&header.addr1, priv->CurrentBSSID, 6);
                 memcpy(&header.addr2, dev->dev_addr, 6);
                 memcpy(&header.addr3, skb->data, 6);
@@ -902,7 +902,7 @@ static int start_tx (struct sk_buff *skb, struct net_device *dev)
 }
 
 static void atmel_transmit_management_frame(struct atmel_private *priv, 
-                                            struct ieee802_11_hdr *header,
+                                            struct ieee80211_hdr *header,
                                             u8 *body, int body_len)
 {
         u16 buff;
@@ -917,7 +917,7 @@ static void atmel_transmit_management_frame(struct atmel_private *priv,
         tx_update_descriptor(priv, header->addr1[0] & 0x01, len, buff, TX_PACKET_TYPE_MGMT);
 }
         
-static void fast_rx_path(struct atmel_private *priv, struct ieee802_11_hdr *header, 
+static void fast_rx_path(struct atmel_private *priv, struct ieee80211_hdr *header, 
                          u16 msdu_size, u16 rx_packet_loc, u32 crc)
 {
         /* fast path: unfragmented packet copy directly into skbuf */
@@ -955,7 +955,7 @@ static void fast_rx_path(struct atmel_private *priv, struct ieee802_11_hdr *head
         }
         
         memcpy(skbp, header->addr1, 6); /* destination address */
-        if (le16_to_cpu(header->frame_ctl) & IEEE802_11_FCTL_FROMDS) 
+        if (le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_FROMDS) 
                 memcpy(&skbp[6], header->addr3, 6);
         else
                 memcpy(&skbp[6], header->addr2, 6); /* source address */
@@ -990,14 +990,14 @@ static int probe_crc(struct atmel_private *priv, u16 packet_loc, u16 msdu_size)
         return (crc ^ 0xffffffff) == netcrc;
 }
 
-static void frag_rx_path(struct atmel_private *priv, struct ieee802_11_hdr *header, 
+static void frag_rx_path(struct atmel_private *priv, struct ieee80211_hdr *header, 
                          u16 msdu_size, u16 rx_packet_loc, u32 crc, u16 seq_no, u8 frag_no, int more_frags)
 {
         u8 mac4[6]; 
         u8 source[6];
         struct sk_buff *skb;
 
-        if (le16_to_cpu(header->frame_ctl) & IEEE802_11_FCTL_FROMDS) 
+        if (le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_FROMDS) 
                 memcpy(source, header->addr3, 6);
         else
                 memcpy(source, header->addr2, 6); 
@@ -1082,7 +1082,7 @@ static void frag_rx_path(struct atmel_private *priv, struct ieee802_11_hdr *head
 static void rx_done_irq(struct atmel_private *priv)
 {
         int i;
-        struct ieee802_11_hdr header;
+        struct ieee80211_hdr header;
         
         for (i = 0; 
              atmel_rmem8(priv, atmel_rx(priv, RX_DESC_FLAGS_OFFSET, priv->rx_desc_head)) == RX_DESC_FLAG_VALID &&
@@ -1117,7 +1117,7 @@ static void rx_done_irq(struct atmel_private *priv)
                 /* probe for CRC use here if needed  once five packets have arrived with
                    the same crc status, we assume we know what's happening and stop probing */
                 if (priv->probe_crc) {
-                        if (!priv->wep_is_on || !(frame_ctl & IEEE802_11_FCTL_WEP)) {
+                        if (!priv->wep_is_on || !(frame_ctl & IEEE80211_FCTL_WEP)) {
                                 priv->do_rx_crc = probe_crc(priv, rx_packet_loc, msdu_size);
                         } else {
                                 priv->do_rx_crc = probe_crc(priv, rx_packet_loc + 24, msdu_size - 24);
@@ -1132,16 +1132,16 @@ static void rx_done_irq(struct atmel_private *priv)
                 }
                     
                 /* don't CRC header when WEP in use */
-                if (priv->do_rx_crc && (!priv->wep_is_on || !(frame_ctl & IEEE802_11_FCTL_WEP))) {
+                if (priv->do_rx_crc && (!priv->wep_is_on || !(frame_ctl & IEEE80211_FCTL_WEP))) {
                         crc = crc32_le(0xffffffff, (unsigned char *)&header, 24);
                 }
                 msdu_size -= 24; /* header */
 
-                if ((frame_ctl & IEEE802_11_FCTL_FTYPE) == IEEE802_11_FTYPE_DATA) { 
+                if ((frame_ctl & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) { 
                         
-                        int more_fragments = frame_ctl & IEEE802_11_FCTL_MOREFRAGS;
-                        u8 packet_fragment_no = seq_control & IEEE802_11_SCTL_FRAG;
-                        u16 packet_sequence_no = (seq_control & IEEE802_11_SCTL_SEQ) >> 4;
+                        int more_fragments = frame_ctl & IEEE80211_FCTL_MOREFRAGS;
+                        u8 packet_fragment_no = seq_control & IEEE80211_SCTL_FRAG;
+                        u16 packet_sequence_no = (seq_control & IEEE80211_SCTL_SEQ) >> 4;
                         
                         if (!more_fragments && packet_fragment_no == 0 ) {
                                 fast_rx_path(priv, &header, msdu_size, rx_packet_loc, crc);
@@ -1151,7 +1151,7 @@ static void rx_done_irq(struct atmel_private *priv)
                         }
                 }
                 
-                if ((frame_ctl & IEEE802_11_FCTL_FTYPE) == IEEE802_11_FTYPE_MGMT) {
+                if ((frame_ctl & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) {
                         /* copy rest of packet into buffer */
                         atmel_copy_to_host(priv->dev, (unsigned char *)&priv->rx_buf, rx_packet_loc + 24, msdu_size);
                         
@@ -2663,10 +2663,10 @@ static void handle_beacon_probe(struct atmel_private *priv, u16 capability, u8 c
  
 static void send_authentication_request(struct atmel_private *priv, u8 *challenge, int challenge_len)
 {
-        struct ieee802_11_hdr header;
+        struct ieee80211_hdr header;
         struct auth_body auth;
         
-        header.frame_ctl = cpu_to_le16(IEEE802_11_FTYPE_MGMT | IEEE802_11_STYPE_AUTH); 
+        header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH); 
         header.duration_id      = cpu_to_le16(0x8000);  
         header.seq_ctl = 0;
         memcpy(header.addr1, priv->CurrentBSSID, 6);
@@ -2677,7 +2677,7 @@ static void send_authentication_request(struct atmel_private *priv, u8 *challeng
                 auth.alg = cpu_to_le16(C80211_MGMT_AAN_SHAREDKEY); 
                 /* no WEP for authentication frames with TrSeqNo 1 */
                 if (priv->CurrentAuthentTransactionSeqNum != 1)
-                        header.frame_ctl |=  cpu_to_le16(IEEE802_11_FCTL_WEP); 
+                        header.frame_ctl |=  cpu_to_le16(IEEE80211_FCTL_WEP); 
         } else {
                 auth.alg = cpu_to_le16(C80211_MGMT_AAN_OPENSYSTEM);
         }
@@ -2701,7 +2701,7 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
 {
         u8 *ssid_el_p;
         int bodysize;
-        struct ieee802_11_hdr header;
+        struct ieee80211_hdr header;
         struct ass_req_format {
                 u16 capability;
                 u16 listen_interval; 
@@ -2714,8 +2714,8 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
                 u8 rates[4];
         } body;
                 
-        header.frame_ctl = cpu_to_le16(IEEE802_11_FTYPE_MGMT | 
-                (is_reassoc ? IEEE802_11_STYPE_REASSOC_REQ : IEEE802_11_STYPE_ASSOC_REQ));
+        header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT | 
+                (is_reassoc ? IEEE80211_STYPE_REASSOC_REQ : IEEE80211_STYPE_ASSOC_REQ));
         header.duration_id = cpu_to_le16(0x8000);
         header.seq_ctl = 0;
 
@@ -2751,9 +2751,9 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
         atmel_transmit_management_frame(priv, &header, (void *)&body, bodysize);
 }
 
-static int is_frame_from_current_bss(struct atmel_private *priv, struct ieee802_11_hdr *header)
+static int is_frame_from_current_bss(struct atmel_private *priv, struct ieee80211_hdr *header)
 {
-        if (le16_to_cpu(header->frame_ctl) & IEEE802_11_FCTL_FROMDS)
+        if (le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_FROMDS)
                 return memcmp(header->addr3, priv->CurrentBSSID, 6) == 0;
         else
                 return memcmp(header->addr2, priv->CurrentBSSID, 6) == 0;
@@ -2801,7 +2801,7 @@ static int retrieve_bss(struct atmel_private *priv)
 }
 
 
-static void store_bss_info(struct atmel_private *priv, struct ieee802_11_hdr *header,
+static void store_bss_info(struct atmel_private *priv, struct ieee80211_hdr *header,
                            u16 capability, u16 beacon_period, u8 channel, u8 rssi, 
                            u8 ssid_len, u8 *ssid, int is_beacon)
 {
@@ -3085,12 +3085,12 @@ static void atmel_smooth_qual(struct atmel_private *priv)
 }
 
 /* deals with incoming managment frames. */
-static void atmel_management_frame(struct atmel_private *priv, struct ieee802_11_hdr *header, 
+static void atmel_management_frame(struct atmel_private *priv, struct ieee80211_hdr *header, 
                       u16 frame_len, u8 rssi)
 {
         u16 subtype;
         
-        switch (subtype = le16_to_cpu(header->frame_ctl) & IEEE802_11_FCTL_STYPE) {
+        switch (subtype = le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_STYPE) {
         case C80211_SUBTYPE_MGMT_BEACON :
         case C80211_SUBTYPE_MGMT_ProbeResponse:
                 
diff --git a/drivers/net/wireless/ieee802_11.h b/drivers/net/wireless/ieee802_11.h
deleted file mode 100644
index 53dd5248f9f1..000000000000
--- a/drivers/net/wireless/ieee802_11.h
+++ /dev/null
@@ -1,78 +0,0 @@
-#ifndef _IEEE802_11_H
-#define _IEEE802_11_H
-
-#define IEEE802_11_DATA_LEN             2304
-/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
-   6.2.1.1.2.
-
-   The figure in section 7.1.2 suggests a body size of up to 2312
-   bytes is allowed, which is a bit confusing, I suspect this
-   represents the 2304 bytes of real data, plus a possible 8 bytes of
-   WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
-
-
-#define IEEE802_11_HLEN                 30
-#define IEEE802_11_FRAME_LEN            (IEEE802_11_DATA_LEN + IEEE802_11_HLEN)
-
-struct ieee802_11_hdr {
-        u16 frame_ctl;
-        u16 duration_id;
-        u8 addr1[ETH_ALEN];
-        u8 addr2[ETH_ALEN];
-        u8 addr3[ETH_ALEN];
-        u16 seq_ctl;
-        u8 addr4[ETH_ALEN];
-} __attribute__ ((packed));
-
-/* Frame control field constants */
-#define IEEE802_11_FCTL_VERS            0x0002
-#define IEEE802_11_FCTL_FTYPE           0x000c
-#define IEEE802_11_FCTL_STYPE           0x00f0
-#define IEEE802_11_FCTL_TODS            0x0100
-#define IEEE802_11_FCTL_FROMDS          0x0200
-#define IEEE802_11_FCTL_MOREFRAGS       0x0400
-#define IEEE802_11_FCTL_RETRY           0x0800
-#define IEEE802_11_FCTL_PM              0x1000
-#define IEEE802_11_FCTL_MOREDATA        0x2000
-#define IEEE802_11_FCTL_WEP             0x4000
-#define IEEE802_11_FCTL_ORDER           0x8000
-
-#define IEEE802_11_FTYPE_MGMT           0x0000
-#define IEEE802_11_FTYPE_CTL            0x0004
-#define IEEE802_11_FTYPE_DATA           0x0008
-
-/* management */
-#define IEEE802_11_STYPE_ASSOC_REQ      0x0000
-#define IEEE802_11_STYPE_ASSOC_RESP     0x0010
-#define IEEE802_11_STYPE_REASSOC_REQ    0x0020
-#define IEEE802_11_STYPE_REASSOC_RESP   0x0030
-#define IEEE802_11_STYPE_PROBE_REQ      0x0040
-#define IEEE802_11_STYPE_PROBE_RESP     0x0050
-#define IEEE802_11_STYPE_BEACON         0x0080
-#define IEEE802_11_STYPE_ATIM           0x0090
-#define IEEE802_11_STYPE_DISASSOC       0x00A0
-#define IEEE802_11_STYPE_AUTH           0x00B0
-#define IEEE802_11_STYPE_DEAUTH         0x00C0
-
-/* control */
-#define IEEE802_11_STYPE_PSPOLL         0x00A0
-#define IEEE802_11_STYPE_RTS            0x00B0
-#define IEEE802_11_STYPE_CTS            0x00C0
-#define IEEE802_11_STYPE_ACK            0x00D0
-#define IEEE802_11_STYPE_CFEND          0x00E0
-#define IEEE802_11_STYPE_CFENDACK       0x00F0
-
-/* data */
-#define IEEE802_11_STYPE_DATA           0x0000
-#define IEEE802_11_STYPE_DATA_CFACK     0x0010
-#define IEEE802_11_STYPE_DATA_CFPOLL    0x0020
-#define IEEE802_11_STYPE_DATA_CFACKPOLL 0x0030
-#define IEEE802_11_STYPE_NULLFUNC       0x0040
-#define IEEE802_11_STYPE_CFACK          0x0050
-#define IEEE802_11_STYPE_CFPOLL         0x0060
-#define IEEE802_11_STYPE_CFACKPOLL      0x0070
-
-#define IEEE802_11_SCTL_FRAG            0x000F
-#define IEEE802_11_SCTL_SEQ             0xFFF0
-
-#endif /* _IEEE802_11_H */
diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c
index a3a32430ae9d..b47684c3217e 100644
--- a/drivers/net/wireless/orinoco.c
+++ b/drivers/net/wireless/orinoco.c
@@ -464,6 +464,8 @@
 #include <linux/etherdevice.h>
 #include <linux/wireless.h>
 
+#include <net/ieee80211.h>
+
 #include <asm/uaccess.h>
 #include <asm/io.h>
 #include <asm/system.h>
@@ -471,7 +473,6 @@
 #include "hermes.h"
 #include "hermes_rid.h"
 #include "orinoco.h"
-#include "ieee802_11.h"
 
 /********************************************************************/
 /* Module information                                               */
@@ -509,7 +510,7 @@ MODULE_PARM_DESC(suppress_linkstatus, "Don't log link status changes");
 /********************************************************************/
 
 #define ORINOCO_MIN_MTU         256
-#define ORINOCO_MAX_MTU         (IEEE802_11_DATA_LEN - ENCAPS_OVERHEAD)
+#define ORINOCO_MAX_MTU         (IEEE80211_DATA_LEN - ENCAPS_OVERHEAD)
 
 #define SYMBOL_MAX_VER_LEN      (14)
 #define USER_BAP                0
@@ -760,7 +761,7 @@ static int orinoco_change_mtu(struct net_device *dev, int new_mtu)
         if ( (new_mtu < ORINOCO_MIN_MTU) || (new_mtu > ORINOCO_MAX_MTU) )
                 return -EINVAL;
 
-        if ( (new_mtu + ENCAPS_OVERHEAD + IEEE802_11_HLEN) >
+        if ( (new_mtu + ENCAPS_OVERHEAD + IEEE80211_HLEN) >
              (priv->nicbuf_size - ETH_HLEN) )
                 return -EINVAL;
 
@@ -1104,7 +1105,7 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw)
                 stats->rx_dropped++;
                 goto drop;
         }
-        if (length > IEEE802_11_DATA_LEN) {
+        if (length > IEEE80211_DATA_LEN) {
                 printk(KERN_WARNING "%s: Oversized frame received (%d bytes)\n",
                        dev->name, length);
                 stats->rx_length_errors++;
@@ -2264,7 +2265,7 @@ static int orinoco_init(struct net_device *dev)
 
         /* No need to lock, the hw_unavailable flag is already set in
          * alloc_orinocodev() */
-        priv->nicbuf_size = IEEE802_11_FRAME_LEN + ETH_HLEN;
+        priv->nicbuf_size = IEEE80211_FRAME_LEN + ETH_HLEN;
 
         /* Initialize the firmware */
         err = hermes_init(hw);
diff --git a/drivers/net/wireless/wl3501.h b/drivers/net/wireless/wl3501.h
index 8636d9306785..b5719437e981 100644
--- a/drivers/net/wireless/wl3501.h
+++ b/drivers/net/wireless/wl3501.h
@@ -2,7 +2,7 @@
 #define __WL3501_H__
 
 #include <linux/spinlock.h>
-#include "ieee802_11.h"
+#include <net/ieee80211.h>
 
 /* define for WLA 2.0 */
 #define WL3501_BLKSZ 256
@@ -548,7 +548,7 @@ struct wl3501_80211_tx_plcp_hdr {
 
 struct wl3501_80211_tx_hdr {
         struct wl3501_80211_tx_plcp_hdr pclp_hdr;
-        struct ieee802_11_hdr           mac_hdr;
+        struct ieee80211_hdr            mac_hdr;
 } __attribute__ ((packed));
 
 /*