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Commit 7456ed29 authored by Roland Vossen's avatar Roland Vossen Committed by Greg Kroah-Hartman
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staging: brcm80211: removed unused encryption/security functionality 

Softmac relies on Mac80211 for this.
Signed-off-by: default avatarRoland Vossen <rvossen@broadcom.com>
Reviewed-by: default avatarArend van Spriel <arend@broadcom.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 7b93a42f
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Showing with 3 additions and 180 deletions
drivers/staging/brcm80211/brcmsmac/alloc.c
View file @ 7456ed29
......@@ -210,20 +210,6 @@ struct brcms_c_info *brcms_c_attach_malloc(uint unit, uint *err, uint devid)
}
brcms_c_bsscfg_ID_assign(wlc, wlc->cfg);
wlc->wsec_def_keys[0] =
kzalloc(sizeof(struct wsec_key) * BRCMS_DEFAULT_KEYS,
GFP_ATOMIC);
if (wlc->wsec_def_keys[0] == NULL) {
*err = 1015;
goto fail;
} else {
int i;
for (i = 1; i < BRCMS_DEFAULT_KEYS; i++)
wlc->wsec_def_keys[i] = (struct wsec_key *)
((unsigned long)wlc->wsec_def_keys[0] +
(sizeof(struct wsec_key) * i));
}
wlc->protection = kzalloc(sizeof(struct brcms_protection),
GFP_ATOMIC);
if (wlc->protection == NULL) {
......@@ -280,7 +266,6 @@ void brcms_c_detach_mfree(struct brcms_c_info *wlc)
brcms_c_pub_mfree(wlc->pub);
kfree(wlc->modulecb);
kfree(wlc->default_bss);
kfree(wlc->wsec_def_keys[0]);
kfree(wlc->protection);
kfree(wlc->stf);
kfree(wlc->bandstate[0]);
......
drivers/staging/brcm80211/brcmsmac/main.c
View file @ 7456ed29
......@@ -32,16 +32,6 @@
#include "ucode_loader.h"
#include "main.h"
/*
* WPA(2) definitions
*/
#define RSN_CAP_4_REPLAY_CNTRS 2
#define RSN_CAP_16_REPLAY_CNTRS 3
#define WPA_CAP_4_REPLAY_CNTRS RSN_CAP_4_REPLAY_CNTRS
#define WPA_CAP_16_REPLAY_CNTRS RSN_CAP_16_REPLAY_CNTRS
/*
* Indication for txflowcontrol that all priority bits in
* TXQ_STOP_FOR_PRIOFC_MASK are to be considered.
......@@ -181,9 +171,6 @@
/* stop txq enqueue for ampdu flow control */
#define TXQ_STOP_FOR_AMPDU_FLOW_CNTRL 0x00000200
/* number of 802.11 default (non-paired, group keys) */
#define WSEC_MAX_DEFAULT_KEYS 4 /* # of default keys */
#define BRCMS_HWRXOFF 38 /* chip rx buffer offset */
#define OSL_SYSUPTIME() ((u32)jiffies * (1000 / HZ))
......@@ -376,18 +363,7 @@
#define BRCMS_TX_FIFO_ENAB(wlc, fifo) \
((wlc)->tx_prec_map |= (wlc)->fifo2prec_map[fifo])
/*
* if wpa is in use then portopen is true when the
* group key is plumbed otherwise it is always true
*/
#define WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED))
#define BRCMS_SW_KEYS(wlc, bsscfg) ((((wlc)->wsec_swkeys) || \
((bsscfg)->wsec & WSEC_SWFLAG)))
#define BRCMS_PORTOPEN(cfg) \
(((cfg)->WPA_auth != WPA_AUTH_DISABLED && WSEC_ENABLED((cfg)->wsec)) ? \
(cfg)->wsec_portopen : true)
#define BRCMS_PORTOPEN(cfg) true
#define brcms_b_copyfrom_shm(wlc_hw, offset, buf, len) \
brcms_b_copyfrom_objmem(wlc_hw, offset, buf, len, OBJADDR_SHM_SEL)
......@@ -4325,8 +4301,6 @@ static void brcms_b_watchdog(void *arg)
static void brcms_c_watchdog(void *arg)
{
struct brcms_c_info *wlc = (struct brcms_c_info *) arg;
int i;
struct brcms_bss_cfg *cfg;
BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit);
......@@ -4372,14 +4346,6 @@ static void brcms_c_watchdog(void *arg)
if ((wlc->pub->now % SW_TIMER_MAC_STAT_UPD) == 0)
brcms_c_statsupd(wlc);
/* Manage TKIP countermeasures timers */
FOREACH_BSS(wlc, i, cfg)
if (cfg->tk_cm_dt)
cfg->tk_cm_dt--;
if (cfg->tk_cm_bt)
cfg->tk_cm_bt--;
END_FOREACH_BSS()
if (BRCMS_ISNPHY(wlc->band) && !wlc->pub->tempsense_disable &&
((wlc->pub->now - wlc->tempsense_lasttime) >=
BRCMS_TEMPSENSE_PERIOD)) {
......@@ -4469,15 +4435,6 @@ void brcms_c_info_init(struct brcms_c_info *wlc, int unit)
wlc->SRL = RETRY_SHORT_DEF;
wlc->LRL = RETRY_LONG_DEF;
/* Set flag to indicate that hw keys should be used when available. */
wlc->wsec_swkeys = false;
/* init the 4 static WEP default keys */
for (i = 0; i < WSEC_MAX_DEFAULT_KEYS; i++) {
wlc->wsec_keys[i] = wlc->wsec_def_keys[i];
wlc->wsec_keys[i]->idx = (u8) i;
}
/* WME QoS mode is Auto by default */
wlc->pub->_wme = AUTO;
wlc->pub->_ampdu = AMPDU_AGG_HOST;
......@@ -7128,7 +7085,7 @@ static u16
brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw,
struct sk_buff *p, struct scb *scb, uint frag,
uint nfrags, uint queue, uint next_frag_len,
struct wsec_key *key, u32 rspec_override)
u32 rspec_override)
{
struct ieee80211_hdr *h;
struct d11txh *txh;
......@@ -7171,14 +7128,6 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw,
len = brcmu_pkttotlen(p);
phylen = len + FCS_LEN;
/* If WEP enabled, add room in phylen for the additional bytes of
* ICV which MAC generates. We do NOT add the additional bytes to
* the packet itself, thus phylen = packet length + ICV_LEN + FCS_LEN
* in this case
*/
if (key)
phylen += key->icv_len;
/* Get tx_info */
tx_info = IEEE80211_SKB_CB(p);
......@@ -7796,9 +7745,7 @@ void brcms_c_sendpkt_mac80211(struct brcms_c_info *wlc, struct sk_buff *sdu,
prio = ieee80211_is_data(d11_header->frame_control) ? sdu->priority :
MAXPRIO;
fifo = prio2fifo[prio];
if (unlikely
(brcms_c_d11hdrs_mac80211(
wlc, hw, sdu, scb, 0, 1, fifo, 0, NULL, 0)))
if (brcms_c_d11hdrs_mac80211(wlc, hw, sdu, scb, 0, 1, fifo, 0, 0))
return;
brcms_c_txq_enq(wlc, scb, sdu, BRCMS_PRIO_TO_PREC(prio));
brcms_c_send_q(wlc);
......
drivers/staging/brcm80211/brcmsmac/main.h
View file @ 7456ed29
......@@ -237,44 +237,6 @@ struct brcms_stf {
#define BRCMS_CHAN_CHANNEL(x) (((x) & RXS_CHAN_ID_MASK) \
>> RXS_CHAN_ID_SHIFT)
/* Maximum # of keys that wl driver supports in S/W.
* Keys supported in H/W is less than or equal to WSEC_MAX_KEYS.
*/
#define WSEC_MAX_KEYS 54 /* Max # of keys (50 + 4 default keys) */
#define BRCMS_DEFAULT_KEYS 4 /* Default # of keys */
/*
* Max # of keys currently supported:
*
* s/w keys if WSEC_SW(wlc->wsec).
* h/w keys otherwise.
*/
struct wsec_iv {
u32 hi; /* upper 32 bits of IV */
u16 lo; /* lower 16 bits of IV */
};
#define BRCMS_NUMRXIVS 16 /* # rx IVs (one per 802.11e TID) */
struct wsec_key {
u8 ea[ETH_ALEN]; /* per station */
u8 idx; /* key index in wsec_keys array */
u8 id; /* key ID [0-3] */
u8 algo; /* CRYPTO_ALGO_AES_CCM, CRYPTO_ALGO_WEP128, etc */
u8 rcmta; /* rcmta entry index, same as idx by default */
u16 flags; /* misc flags */
u8 algo_hw; /* cache for hw register */
u8 aes_mode; /* cache for hw register */
s8 iv_len; /* IV length */
s8 icv_len; /* ICV length */
u32 len; /* key length..don't move this var */
/* data is 4byte aligned */
u8 data[WLAN_MAX_KEY_LEN]; /* key data */
struct wsec_iv rxiv[BRCMS_NUMRXIVS]; /* Rx IV (one per TID) */
struct wsec_iv txiv; /* Tx IV */
};
/*
* core state (mac)
*/
......@@ -575,10 +537,6 @@ struct brcms_txq_info {
* bsscfg: set of BSS configurations, idx 0 is default and always valid.
* cfg: the primary bsscfg (can be AP or STA).
* tx_queues: common TX Queue list.
* wsec_keys[WSEC_MAX_KEYS]: dynamic key storage.
* wsec_def_keys[BRCMS_DEFAULT_KEYS]: default key storage.
* wsec_swkeys: indicates that all keys should be treated as
* sw keys (used for debugging).
* modulecb:
* mimoft: SIGN or 11N.
* cck_40txbw: 11N, cck tx b/w override when in 40MHZ mode.
......@@ -718,10 +676,6 @@ struct brcms_c_info {
/* tx queue */
struct brcms_txq_info *tx_queues;
/* security */
struct wsec_key *wsec_keys[WSEC_MAX_KEYS];
struct wsec_key *wsec_def_keys[BRCMS_DEFAULT_KEYS];
bool wsec_swkeys;
struct modulecb *modulecb;
u8 mimoft;
......@@ -808,28 +762,6 @@ struct antsel_info {
* nmac: # of entries on maclist array
* macmode: allow/deny stations on maclist array
* maclist: list of source MAC addrs to match
* security
* --------
* wsec: wireless security bitvec
* auth: 802.11 authentication: Open, Shared Key, WPA
* openshared: try Open auth first, then Shared Key
* wsec_restrict: drop unencrypted packets if wsec is enabled
* eap_restrict: restrict data until 802.1X auth succeeds
* WPA_auth: WPA authenticated key management
* wpa2_preauth: default is true, wpa_cap sets value
* wsec_portopen: indicates keys are plumbed
* wpa_none_txiv: global txiv for WPA_NONE, tkip and aes
* wsec_index: 0-3: default tx key, -1: not set
* bss_def_keys: default key storage
*
* TKIP countermeasures
* --------------------
* tkip_countermeasures: flags TKIP no-assoc period
* tk_cm_dt: detect timer
* tk_cm_bt: blocking timer
* tk_cm_bt_tmstmp: Timestamp when TKIP BT is activated
* tk_cm_activate: activate countermeasures after EAPOL-Key sent
*
* BSSID: BSSID (associated)
* cur_etheraddr: h/w address
......@@ -839,12 +771,7 @@ struct antsel_info {
* bcn: AP beacon
* bcn_len: AP beacon length
* ar_disassoc: disassociated in associated recreation
* auth_atmptd: auth type (open/shared) attempted
*
* pmkid_cand: PMKID candidate list
* npmkid_cand: num PMKID candidates
* pmkid: PMKID cache
* npmkid: num cached PMKIDs
* current_bss: BSS parms in ASSOCIATED state
*
* PM states
......@@ -854,8 +781,6 @@ struct antsel_info {
* priorPMstate: Detecting PM state transitions
* PSpoll: flags there is an outstanding PS-Poll frame
*
* rcmta: BSSID entry in RCMTA, use the wsec key to manage the RCMTA entries.
*
* ID: 'unique' ID of this bsscfg, assigned at bsscfg allocation
*
* txrspecidx: index into tx rate circular buffer
......@@ -875,22 +800,6 @@ struct brcms_bss_cfg {
uint nmac;
int macmode;
struct ether_addr *maclist;
u32 wsec;
s16 auth;
s16 openshared;
bool wsec_restrict;
bool eap_restrict;
u16 WPA_auth;
bool wpa2_preauth;
bool wsec_portopen;
struct wsec_iv wpa_none_txiv;
int wsec_index;
struct wsec_key *bss_def_keys[BRCMS_DEFAULT_KEYS];
bool tkip_countermeasures;
u32 tk_cm_dt;
u32 tk_cm_bt;
u32 tk_cm_bt_tmstmp;
bool tk_cm_activate;
u8 BSSID[ETH_ALEN];
u8 cur_etheraddr[ETH_ALEN];
u16 bcmc_fid;
......@@ -899,17 +808,11 @@ struct brcms_bss_cfg {
u8 *bcn;
uint bcn_len;
bool ar_disassoc;
int auth_atmptd;
struct pmkid_cand pmkid_cand[MAXPMKID];
uint npmkid_cand;
struct pmkid pmkid[MAXPMKID];
uint npmkid;
struct brcms_bss_info *current_bss;
bool PMawakebcn;
bool PMpending;
bool priorPMstate;
bool PSpoll;
struct wsec_key *rcmta;
u16 ID;
uint txrspecidx;
u32 txrspec[NTXRATE][2];
......
drivers/staging/brcm80211/brcmsmac/pub.h
View file @ 7456ed29
......@@ -128,16 +128,6 @@ struct brcms_c_rateset {
u8 mcs[MCSSET_LEN]; /* supported mcs index bit map */
};
struct rsn_parms {
u8 flags; /* misc booleans (e.g., supported) */
u8 multicast; /* multicast cipher */
u8 ucount; /* count of unicast ciphers */
u8 unicast[4]; /* unicast ciphers */
u8 acount; /* count of auth modes */
u8 auth[4]; /* Authentication modes */
u8 PAD[4]; /* padding for future growth */
};
/* All the HT-specific default advertised capabilities (including AMPDU)
* should be grouped here at one place
*/
......@@ -160,8 +150,6 @@ struct brcms_bss_info {
s8 phy_noise; /* noise right after tx (in dBm) */
u16 capability; /* Capability information */
u8 wme_qosinfo; /* QoS Info from WME IE; valid if BSS_WME flag set */
struct rsn_parms wpa;
struct rsn_parms wpa2;
u16 qbss_load_aac; /* qbss load available admission capacity */
/* qbss_load_chan_free <- (0xff - chan utilization of qbss_load_ie_t) */
u8 qbss_load_chan_free; /* indicates how free the channel is */
......
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