Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

4 files changed, 117 insertions, 119 deletions

diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h
index 738734a4653b..7ab3ed2bbccb 100644
--- a/include/net/ieee80211.h
+++ b/include/net/ieee80211.h
@@ -30,6 +30,8 @@
 #include <linux/wireless.h>
 #include <linux/ieee80211.h>
 
+#include <net/lib80211.h>
+
 #define IEEE80211_VERSION "git-1.1.13"
 
 #define IEEE80211_DATA_LEN              2304
@@ -355,8 +357,6 @@ struct ieee80211_stats {
 
 struct ieee80211_device;
 
-#include "ieee80211_crypt.h"
-
 #define SEC_KEY_1               (1<<0)
 #define SEC_KEY_2               (1<<1)
 #define SEC_KEY_3               (1<<2)
@@ -937,11 +937,7 @@ struct ieee80211_device {
         size_t wpa_ie_len;
         u8 *wpa_ie;
 
-        struct list_head crypt_deinit_list;
-        struct ieee80211_crypt_data *crypt[WEP_KEYS];
-        int tx_keyidx;          /* default TX key index (crypt[tx_keyidx]) */
-        struct timer_list crypt_deinit_timer;
-        int crypt_quiesced;
+        struct lib80211_crypt_info crypt_info;
 
         int bcrx_sta_key;       /* use individual keys to override default keys even
                                  * with RX of broad/multicast frames */
diff --git a/include/net/ieee80211_crypt.h b/include/net/ieee80211_crypt.h
deleted file mode 100644
index b3d65e0bedd3..000000000000
--- a/include/net/ieee80211_crypt.h
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * Original code based on Host AP (software wireless LAN access point) driver
- * for Intersil Prism2/2.5/3.
- *
- * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
- * <j@w1.fi>
- * Copyright (c) 2002-2003, Jouni Malinen <j@w1.fi>
- *
- * Adaption to a generic IEEE 802.11 stack by James Ketrenos
- * <jketreno@linux.intel.com>
- *
- * Copyright (c) 2004, Intel Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation. See README and COPYING for
- * more details.
- */
-
-/*
- * This file defines the interface to the ieee80211 crypto module.
- */
-#ifndef IEEE80211_CRYPT_H
-#define IEEE80211_CRYPT_H
-
-#include <linux/types.h>
-#include <linux/list.h>
-#include <net/ieee80211.h>
-#include <asm/atomic.h>
-
-enum {
-        IEEE80211_CRYPTO_TKIP_COUNTERMEASURES = (1 << 0),
-};
-
-struct sk_buff;
-struct module;
-
-struct ieee80211_crypto_ops {
-        const char *name;
-        struct list_head list;
-
-        /* init new crypto context (e.g., allocate private data space,
-         * select IV, etc.); returns NULL on failure or pointer to allocated
-         * private data on success */
-        void *(*init) (int keyidx);
-
-        /* deinitialize crypto context and free allocated private data */
-        void (*deinit) (void *priv);
-
-        int (*build_iv) (struct sk_buff * skb, int hdr_len,
-                         u8 *key, int keylen, void *priv);
-
-        /* encrypt/decrypt return < 0 on error or >= 0 on success. The return
-         * value from decrypt_mpdu is passed as the keyidx value for
-         * decrypt_msdu. skb must have enough head and tail room for the
-         * encryption; if not, error will be returned; these functions are
-         * called for all MPDUs (i.e., fragments).
-         */
-        int (*encrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv);
-        int (*decrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv);
-
-        /* These functions are called for full MSDUs, i.e. full frames.
-         * These can be NULL if full MSDU operations are not needed. */
-        int (*encrypt_msdu) (struct sk_buff * skb, int hdr_len, void *priv);
-        int (*decrypt_msdu) (struct sk_buff * skb, int keyidx, int hdr_len,
-                             void *priv);
-
-        int (*set_key) (void *key, int len, u8 * seq, void *priv);
-        int (*get_key) (void *key, int len, u8 * seq, void *priv);
-
-        /* procfs handler for printing out key information and possible
-         * statistics */
-        char *(*print_stats) (char *p, void *priv);
-
-        /* Crypto specific flag get/set for configuration settings */
-        unsigned long (*get_flags) (void *priv);
-        unsigned long (*set_flags) (unsigned long flags, void *priv);
-
-        /* maximum number of bytes added by encryption; encrypt buf is
-         * allocated with extra_prefix_len bytes, copy of in_buf, and
-         * extra_postfix_len; encrypt need not use all this space, but
-         * the result must start at the beginning of the buffer and correct
-         * length must be returned */
-        int extra_mpdu_prefix_len, extra_mpdu_postfix_len;
-        int extra_msdu_prefix_len, extra_msdu_postfix_len;
-
-        struct module *owner;
-};
-
-struct ieee80211_crypt_data {
-        struct list_head list;  /* delayed deletion list */
-        struct ieee80211_crypto_ops *ops;
-        void *priv;
-        atomic_t refcnt;
-};
-
-struct ieee80211_device;
-
-int ieee80211_register_crypto_ops(struct ieee80211_crypto_ops *ops);
-int ieee80211_unregister_crypto_ops(struct ieee80211_crypto_ops *ops);
-struct ieee80211_crypto_ops *ieee80211_get_crypto_ops(const char *name);
-void ieee80211_crypt_deinit_entries(struct ieee80211_device *, int);
-void ieee80211_crypt_deinit_handler(unsigned long);
-void ieee80211_crypt_delayed_deinit(struct ieee80211_device *ieee,
-                                    struct ieee80211_crypt_data **crypt);
-void ieee80211_crypt_quiescing(struct ieee80211_device *ieee);
-
-#endif
diff --git a/include/net/lib80211.h b/include/net/lib80211.h
index e1558a187ac0..fb4e2784857d 100644
--- a/include/net/lib80211.h
+++ b/include/net/lib80211.h
@@ -3,16 +3,127 @@
  *
  * Copyright (c) 2008, John W. Linville <linville@tuxdriver.com>
  *
+ * Some bits copied from old ieee80211 component, w/ original copyright
+ * notices below:
+ *
+ * Original code based on Host AP (software wireless LAN access point) driver
+ * for Intersil Prism2/2.5/3.
+ *
+ * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
+ * <j@w1.fi>
+ * Copyright (c) 2002-2003, Jouni Malinen <j@w1.fi>
+ *
+ * Adaption to a generic IEEE 802.11 stack by James Ketrenos
+ * <jketreno@linux.intel.com>
+ *
+ * Copyright (c) 2004, Intel Corporation
+ *
  */
 
 #ifndef LIB80211_H
 #define LIB80211_H
 
+#include <linux/types.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <asm/atomic.h>
+#include <linux/if.h>
+#include <linux/skbuff.h>
 #include <linux/ieee80211.h>
-
+#include <linux/timer.h>
 /* print_ssid() is intended to be used in debug (and possibly error)
  * messages. It should never be used for passing ssid to user space. */
 const char *print_ssid(char *buf, const char *ssid, u8 ssid_len);
 #define DECLARE_SSID_BUF(var) char var[IEEE80211_MAX_SSID_LEN * 4 + 1] __maybe_unused
 
+#define NUM_WEP_KEYS    4
+
+enum {
+        IEEE80211_CRYPTO_TKIP_COUNTERMEASURES = (1 << 0),
+};
+
+struct lib80211_crypto_ops {
+        const char *name;
+        struct list_head list;
+
+        /* init new crypto context (e.g., allocate private data space,
+         * select IV, etc.); returns NULL on failure or pointer to allocated
+         * private data on success */
+        void *(*init) (int keyidx);
+
+        /* deinitialize crypto context and free allocated private data */
+        void (*deinit) (void *priv);
+
+        int (*build_iv) (struct sk_buff * skb, int hdr_len,
+                         u8 *key, int keylen, void *priv);
+
+        /* encrypt/decrypt return < 0 on error or >= 0 on success. The return
+         * value from decrypt_mpdu is passed as the keyidx value for
+         * decrypt_msdu. skb must have enough head and tail room for the
+         * encryption; if not, error will be returned; these functions are
+         * called for all MPDUs (i.e., fragments).
+         */
+        int (*encrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv);
+        int (*decrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv);
+
+        /* These functions are called for full MSDUs, i.e. full frames.
+         * These can be NULL if full MSDU operations are not needed. */
+        int (*encrypt_msdu) (struct sk_buff * skb, int hdr_len, void *priv);
+        int (*decrypt_msdu) (struct sk_buff * skb, int keyidx, int hdr_len,
+                             void *priv);
+
+        int (*set_key) (void *key, int len, u8 * seq, void *priv);
+        int (*get_key) (void *key, int len, u8 * seq, void *priv);
+
+        /* procfs handler for printing out key information and possible
+         * statistics */
+        char *(*print_stats) (char *p, void *priv);
+
+        /* Crypto specific flag get/set for configuration settings */
+        unsigned long (*get_flags) (void *priv);
+        unsigned long (*set_flags) (unsigned long flags, void *priv);
+
+        /* maximum number of bytes added by encryption; encrypt buf is
+         * allocated with extra_prefix_len bytes, copy of in_buf, and
+         * extra_postfix_len; encrypt need not use all this space, but
+         * the result must start at the beginning of the buffer and correct
+         * length must be returned */
+        int extra_mpdu_prefix_len, extra_mpdu_postfix_len;
+        int extra_msdu_prefix_len, extra_msdu_postfix_len;
+
+        struct module *owner;
+};
+
+struct lib80211_crypt_data {
+        struct list_head list;  /* delayed deletion list */
+        struct lib80211_crypto_ops *ops;
+        void *priv;
+        atomic_t refcnt;
+};
+
+struct lib80211_crypt_info {
+        char *name;
+        /* Most clients will already have a lock,
+           so just point to that. */
+        spinlock_t *lock;
+
+        struct lib80211_crypt_data *crypt[NUM_WEP_KEYS];
+        int tx_keyidx;          /* default TX key index (crypt[tx_keyidx]) */
+        struct list_head crypt_deinit_list;
+        struct timer_list crypt_deinit_timer;
+        int crypt_quiesced;
+};
+
+int lib80211_crypt_info_init(struct lib80211_crypt_info *info, char *name,
+                                spinlock_t *lock);
+void lib80211_crypt_info_free(struct lib80211_crypt_info *info);
+int lib80211_register_crypto_ops(struct lib80211_crypto_ops *ops);
+int lib80211_unregister_crypto_ops(struct lib80211_crypto_ops *ops);
+struct lib80211_crypto_ops *lib80211_get_crypto_ops(const char *name);
+void lib80211_crypt_deinit_entries(struct lib80211_crypt_info *, int);
+void lib80211_crypt_deinit_handler(unsigned long);
+void lib80211_crypt_delayed_deinit(struct lib80211_crypt_info *info,
+                                    struct lib80211_crypt_data **crypt);
+void lib80211_crypt_quiescing(struct lib80211_crypt_info *info);
+
 #endif /* LIB80211_H */
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 1b8ed421feaa..6a1d4ea18186 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -307,7 +307,7 @@ struct ieee80211_tx_rate {
         s8 idx;
         u8 count;
         u8 flags;
-};
+} __attribute__((packed));
 
 /**
  * struct ieee80211_tx_info - skb transmit information
@@ -341,6 +341,7 @@ struct ieee80211_tx_info {
         u8 antenna_sel_tx;
 
         /* 2 byte hole */
+        u8 pad[2];
 
         union {
                 struct {
@@ -1269,8 +1270,6 @@ enum ieee80211_ampdu_mlme_action {
  *      This is needed only for IBSS mode and the result of this function is
  *      used to determine whether to reply to Probe Requests.
  *
- * @conf_ht: Configures low level driver with 802.11n HT data. Must be atomic.
- *
  * @ampdu_action: Perform a certain A-MPDU action
  *      The RA/TID combination determines the destination and TID we want
  *      the ampdu action to be performed for. The action is defined through