staging: brcm80211: removed unused encryption/security functionality
Softmac relies on Mac80211 for this. Signed-off-by: Roland Vossen <rvossen@broadcom.com> Reviewed-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Roland Vossen
Greg Kroah-Hartman
parent
7b93a42f24
commit
7456ed2906
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@ -210,20 +210,6 @@ struct brcms_c_info *brcms_c_attach_malloc(uint unit, uint *err, uint devid)
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}
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brcms_c_bsscfg_ID_assign(wlc, wlc->cfg);
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wlc->wsec_def_keys[0] =
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kzalloc(sizeof(struct wsec_key) * BRCMS_DEFAULT_KEYS,
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GFP_ATOMIC);
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if (wlc->wsec_def_keys[0] == NULL) {
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*err = 1015;
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goto fail;
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} else {
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int i;
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for (i = 1; i < BRCMS_DEFAULT_KEYS; i++)
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wlc->wsec_def_keys[i] = (struct wsec_key *)
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((unsigned long)wlc->wsec_def_keys[0] +
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(sizeof(struct wsec_key) * i));
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}
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wlc->protection = kzalloc(sizeof(struct brcms_protection),
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GFP_ATOMIC);
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if (wlc->protection == NULL) {
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@ -280,7 +266,6 @@ void brcms_c_detach_mfree(struct brcms_c_info *wlc)
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brcms_c_pub_mfree(wlc->pub);
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kfree(wlc->modulecb);
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kfree(wlc->default_bss);
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kfree(wlc->wsec_def_keys[0]);
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kfree(wlc->protection);
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kfree(wlc->stf);
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kfree(wlc->bandstate[0]);
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@ -32,16 +32,6 @@
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#include "ucode_loader.h"
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#include "main.h"
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/*
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* WPA(2) definitions
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*/
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#define RSN_CAP_4_REPLAY_CNTRS 2
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#define RSN_CAP_16_REPLAY_CNTRS 3
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#define WPA_CAP_4_REPLAY_CNTRS RSN_CAP_4_REPLAY_CNTRS
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#define WPA_CAP_16_REPLAY_CNTRS RSN_CAP_16_REPLAY_CNTRS
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/*
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* Indication for txflowcontrol that all priority bits in
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* TXQ_STOP_FOR_PRIOFC_MASK are to be considered.
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@ -181,9 +171,6 @@
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/* stop txq enqueue for ampdu flow control */
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#define TXQ_STOP_FOR_AMPDU_FLOW_CNTRL 0x00000200
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/* number of 802.11 default (non-paired, group keys) */
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#define WSEC_MAX_DEFAULT_KEYS 4 /* # of default keys */
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#define BRCMS_HWRXOFF 38 /* chip rx buffer offset */
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#define OSL_SYSUPTIME() ((u32)jiffies * (1000 / HZ))
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@ -376,18 +363,7 @@
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#define BRCMS_TX_FIFO_ENAB(wlc, fifo) \
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((wlc)->tx_prec_map |= (wlc)->fifo2prec_map[fifo])
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/*
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* if wpa is in use then portopen is true when the
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* group key is plumbed otherwise it is always true
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*/
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#define WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED))
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#define BRCMS_SW_KEYS(wlc, bsscfg) ((((wlc)->wsec_swkeys) || \
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((bsscfg)->wsec & WSEC_SWFLAG)))
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#define BRCMS_PORTOPEN(cfg) \
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(((cfg)->WPA_auth != WPA_AUTH_DISABLED && WSEC_ENABLED((cfg)->wsec)) ? \
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(cfg)->wsec_portopen : true)
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#define BRCMS_PORTOPEN(cfg) true
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#define brcms_b_copyfrom_shm(wlc_hw, offset, buf, len) \
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brcms_b_copyfrom_objmem(wlc_hw, offset, buf, len, OBJADDR_SHM_SEL)
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@ -4325,8 +4301,6 @@ static void brcms_b_watchdog(void *arg)
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static void brcms_c_watchdog(void *arg)
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{
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struct brcms_c_info *wlc = (struct brcms_c_info *) arg;
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int i;
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struct brcms_bss_cfg *cfg;
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BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit);
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@ -4372,14 +4346,6 @@ static void brcms_c_watchdog(void *arg)
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if ((wlc->pub->now % SW_TIMER_MAC_STAT_UPD) == 0)
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brcms_c_statsupd(wlc);
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/* Manage TKIP countermeasures timers */
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FOREACH_BSS(wlc, i, cfg)
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if (cfg->tk_cm_dt)
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cfg->tk_cm_dt--;
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if (cfg->tk_cm_bt)
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cfg->tk_cm_bt--;
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END_FOREACH_BSS()
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if (BRCMS_ISNPHY(wlc->band) && !wlc->pub->tempsense_disable &&
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((wlc->pub->now - wlc->tempsense_lasttime) >=
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BRCMS_TEMPSENSE_PERIOD)) {
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@ -4469,15 +4435,6 @@ void brcms_c_info_init(struct brcms_c_info *wlc, int unit)
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wlc->SRL = RETRY_SHORT_DEF;
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wlc->LRL = RETRY_LONG_DEF;
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/* Set flag to indicate that hw keys should be used when available. */
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wlc->wsec_swkeys = false;
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/* init the 4 static WEP default keys */
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for (i = 0; i < WSEC_MAX_DEFAULT_KEYS; i++) {
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wlc->wsec_keys[i] = wlc->wsec_def_keys[i];
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wlc->wsec_keys[i]->idx = (u8) i;
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}
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/* WME QoS mode is Auto by default */
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wlc->pub->_wme = AUTO;
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wlc->pub->_ampdu = AMPDU_AGG_HOST;
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@ -7128,7 +7085,7 @@ static u16
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brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw,
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struct sk_buff *p, struct scb *scb, uint frag,
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uint nfrags, uint queue, uint next_frag_len,
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struct wsec_key *key, u32 rspec_override)
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u32 rspec_override)
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{
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struct ieee80211_hdr *h;
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struct d11txh *txh;
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@ -7171,14 +7128,6 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw,
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len = brcmu_pkttotlen(p);
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phylen = len + FCS_LEN;
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/* If WEP enabled, add room in phylen for the additional bytes of
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* ICV which MAC generates. We do NOT add the additional bytes to
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* the packet itself, thus phylen = packet length + ICV_LEN + FCS_LEN
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* in this case
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*/
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if (key)
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phylen += key->icv_len;
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/* Get tx_info */
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tx_info = IEEE80211_SKB_CB(p);
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@ -7796,9 +7745,7 @@ void brcms_c_sendpkt_mac80211(struct brcms_c_info *wlc, struct sk_buff *sdu,
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prio = ieee80211_is_data(d11_header->frame_control) ? sdu->priority :
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MAXPRIO;
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fifo = prio2fifo[prio];
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if (unlikely
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(brcms_c_d11hdrs_mac80211(
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wlc, hw, sdu, scb, 0, 1, fifo, 0, NULL, 0)))
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if (brcms_c_d11hdrs_mac80211(wlc, hw, sdu, scb, 0, 1, fifo, 0, 0))
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return;
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brcms_c_txq_enq(wlc, scb, sdu, BRCMS_PRIO_TO_PREC(prio));
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brcms_c_send_q(wlc);
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@ -237,44 +237,6 @@ struct brcms_stf {
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#define BRCMS_CHAN_CHANNEL(x) (((x) & RXS_CHAN_ID_MASK) \
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>> RXS_CHAN_ID_SHIFT)
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/* Maximum # of keys that wl driver supports in S/W.
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* Keys supported in H/W is less than or equal to WSEC_MAX_KEYS.
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*/
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#define WSEC_MAX_KEYS 54 /* Max # of keys (50 + 4 default keys) */
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#define BRCMS_DEFAULT_KEYS 4 /* Default # of keys */
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/*
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* Max # of keys currently supported:
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*
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* s/w keys if WSEC_SW(wlc->wsec).
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* h/w keys otherwise.
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*/
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struct wsec_iv {
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u32 hi; /* upper 32 bits of IV */
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u16 lo; /* lower 16 bits of IV */
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};
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#define BRCMS_NUMRXIVS 16 /* # rx IVs (one per 802.11e TID) */
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struct wsec_key {
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u8 ea[ETH_ALEN]; /* per station */
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u8 idx; /* key index in wsec_keys array */
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u8 id; /* key ID [0-3] */
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u8 algo; /* CRYPTO_ALGO_AES_CCM, CRYPTO_ALGO_WEP128, etc */
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u8 rcmta; /* rcmta entry index, same as idx by default */
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u16 flags; /* misc flags */
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u8 algo_hw; /* cache for hw register */
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u8 aes_mode; /* cache for hw register */
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s8 iv_len; /* IV length */
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s8 icv_len; /* ICV length */
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u32 len; /* key length..don't move this var */
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/* data is 4byte aligned */
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u8 data[WLAN_MAX_KEY_LEN]; /* key data */
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struct wsec_iv rxiv[BRCMS_NUMRXIVS]; /* Rx IV (one per TID) */
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struct wsec_iv txiv; /* Tx IV */
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};
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/*
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* core state (mac)
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*/
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@ -575,10 +537,6 @@ struct brcms_txq_info {
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* bsscfg: set of BSS configurations, idx 0 is default and always valid.
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* cfg: the primary bsscfg (can be AP or STA).
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* tx_queues: common TX Queue list.
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* wsec_keys[WSEC_MAX_KEYS]: dynamic key storage.
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* wsec_def_keys[BRCMS_DEFAULT_KEYS]: default key storage.
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* wsec_swkeys: indicates that all keys should be treated as
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* sw keys (used for debugging).
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* modulecb:
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* mimoft: SIGN or 11N.
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* cck_40txbw: 11N, cck tx b/w override when in 40MHZ mode.
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@ -718,10 +676,6 @@ struct brcms_c_info {
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/* tx queue */
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struct brcms_txq_info *tx_queues;
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/* security */
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struct wsec_key *wsec_keys[WSEC_MAX_KEYS];
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struct wsec_key *wsec_def_keys[BRCMS_DEFAULT_KEYS];
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bool wsec_swkeys;
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struct modulecb *modulecb;
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u8 mimoft;
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@ -808,28 +762,6 @@ struct antsel_info {
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* nmac: # of entries on maclist array
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* macmode: allow/deny stations on maclist array
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* maclist: list of source MAC addrs to match
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* security
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* --------
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* wsec: wireless security bitvec
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* auth: 802.11 authentication: Open, Shared Key, WPA
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* openshared: try Open auth first, then Shared Key
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* wsec_restrict: drop unencrypted packets if wsec is enabled
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* eap_restrict: restrict data until 802.1X auth succeeds
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* WPA_auth: WPA authenticated key management
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* wpa2_preauth: default is true, wpa_cap sets value
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* wsec_portopen: indicates keys are plumbed
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* wpa_none_txiv: global txiv for WPA_NONE, tkip and aes
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* wsec_index: 0-3: default tx key, -1: not set
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* bss_def_keys: default key storage
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*
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* TKIP countermeasures
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* --------------------
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* tkip_countermeasures: flags TKIP no-assoc period
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* tk_cm_dt: detect timer
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* tk_cm_bt: blocking timer
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* tk_cm_bt_tmstmp: Timestamp when TKIP BT is activated
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* tk_cm_activate: activate countermeasures after EAPOL-Key sent
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*
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* BSSID: BSSID (associated)
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* cur_etheraddr: h/w address
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@ -839,12 +771,7 @@ struct antsel_info {
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* bcn: AP beacon
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* bcn_len: AP beacon length
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* ar_disassoc: disassociated in associated recreation
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* auth_atmptd: auth type (open/shared) attempted
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*
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* pmkid_cand: PMKID candidate list
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* npmkid_cand: num PMKID candidates
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* pmkid: PMKID cache
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* npmkid: num cached PMKIDs
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* current_bss: BSS parms in ASSOCIATED state
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*
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* PM states
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@ -854,8 +781,6 @@ struct antsel_info {
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* priorPMstate: Detecting PM state transitions
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* PSpoll: flags there is an outstanding PS-Poll frame
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*
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* rcmta: BSSID entry in RCMTA, use the wsec key to manage the RCMTA entries.
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*
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* ID: 'unique' ID of this bsscfg, assigned at bsscfg allocation
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*
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* txrspecidx: index into tx rate circular buffer
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@ -875,22 +800,6 @@ struct brcms_bss_cfg {
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uint nmac;
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int macmode;
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struct ether_addr *maclist;
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u32 wsec;
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s16 auth;
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s16 openshared;
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bool wsec_restrict;
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bool eap_restrict;
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u16 WPA_auth;
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bool wpa2_preauth;
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bool wsec_portopen;
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struct wsec_iv wpa_none_txiv;
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int wsec_index;
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struct wsec_key *bss_def_keys[BRCMS_DEFAULT_KEYS];
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bool tkip_countermeasures;
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u32 tk_cm_dt;
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u32 tk_cm_bt;
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u32 tk_cm_bt_tmstmp;
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bool tk_cm_activate;
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u8 BSSID[ETH_ALEN];
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u8 cur_etheraddr[ETH_ALEN];
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u16 bcmc_fid;
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@ -899,17 +808,11 @@ struct brcms_bss_cfg {
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u8 *bcn;
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uint bcn_len;
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bool ar_disassoc;
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int auth_atmptd;
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struct pmkid_cand pmkid_cand[MAXPMKID];
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uint npmkid_cand;
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struct pmkid pmkid[MAXPMKID];
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uint npmkid;
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struct brcms_bss_info *current_bss;
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bool PMawakebcn;
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bool PMpending;
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bool priorPMstate;
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bool PSpoll;
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struct wsec_key *rcmta;
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u16 ID;
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uint txrspecidx;
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u32 txrspec[NTXRATE][2];
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@ -128,16 +128,6 @@ struct brcms_c_rateset {
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u8 mcs[MCSSET_LEN]; /* supported mcs index bit map */
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};
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struct rsn_parms {
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u8 flags; /* misc booleans (e.g., supported) */
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u8 multicast; /* multicast cipher */
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u8 ucount; /* count of unicast ciphers */
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u8 unicast[4]; /* unicast ciphers */
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u8 acount; /* count of auth modes */
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u8 auth[4]; /* Authentication modes */
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u8 PAD[4]; /* padding for future growth */
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};
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/* All the HT-specific default advertised capabilities (including AMPDU)
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* should be grouped here at one place
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*/
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@ -160,8 +150,6 @@ struct brcms_bss_info {
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s8 phy_noise; /* noise right after tx (in dBm) */
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u16 capability; /* Capability information */
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u8 wme_qosinfo; /* QoS Info from WME IE; valid if BSS_WME flag set */
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struct rsn_parms wpa;
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struct rsn_parms wpa2;
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u16 qbss_load_aac; /* qbss load available admission capacity */
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/* qbss_load_chan_free <- (0xff - chan utilization of qbss_load_ie_t) */
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u8 qbss_load_chan_free; /* indicates how free the channel is */
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