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staging: brcm80211: cleaned up macros in 802.11.h

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Code cleanup. Cleaned up 802.11 type and subtype related macros by using
Linux defines instead of Broadcom defined ones.

Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Roland Vossen <rvossen@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Roland Vossen
2010-12-24 15:17:47 +01:00
committed by Greg Kroah-Hartman
parent 04795017b7
commit d83b2a8a89
2 changed files with 20 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
drivers/staging/brcm80211/include/proto/802.11.h
View File

@@ -124,41 +124,20 @@ typedef struct wme_param_ie wme_param_ie_t;
#define DOT11_OPEN_SYSTEM 0
#define DOT11_SHARED_KEY 1
#define FC_TYPE_MASK 0xC
#define FC_TYPE_SHIFT 2
#define FC_SUBTYPE_MASK 0xF0
#define FC_SUBTYPE_SHIFT 4
#define SEQNUM_SHIFT 4
#define SEQNUM_MAX 0x1000
#define FRAGNUM_MASK 0xF
#define FC_TYPE_MNG 0
#define FC_TYPE_CTL 1
#define FC_TYPE_DATA 2
#define FC_SUBTYPE_PROBE_REQ 4
#define FC_SUBTYPE_PROBE_RESP 5
#define FC_SUBTYPE_BEACON 8
#define FC_SUBTYPE_PS_POLL 10
#define FC_SUBTYPE_RTS 11
#define FC_SUBTYPE_CTS 12
#define FC_SUBTYPE_ANY_QOS(s) (((s) & 8) != 0)
#define FC_SUBTYPE_ANY_QOS(s) ((((fc) & IEEE80211_FCTL_STYPE & (1<<7))) != 0)
#define FC_KIND_MASK (IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)
#define FC_KIND(t, s) (((t) << FC_TYPE_SHIFT) | ((s) << FC_SUBTYPE_SHIFT))
#define FC_SUBTYPE(fc) (((fc) & IEEE80211_FCTL_STYPE) >> FC_SUBTYPE_SHIFT)
#define FC_TYPE(fc) (((fc) & IEEE80211_FCTL_FTYPE) >> FC_TYPE_SHIFT)
#define FC_PROBE_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_REQ)
#define FC_PROBE_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_RESP)
#define FC_BEACON FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_BEACON)
#define FC_PS_POLL FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_PS_POLL)
#define FC_RTS FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_RTS)
#define FC_CTS FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CTS)
#define FC_PROBE_REQ (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ)
#define FC_PROBE_RESP (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP)
#define FC_BEACON (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON)
#define FC_PS_POLL (IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL)
#define FC_RTS (IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS)
#define FC_CTS (IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS)
#define TLV_LEN_OFF 1
#define TLV_HDR_LEN 2

22
drivers/staging/brcm80211/sys/wlc_mac80211.c
View File

@@ -5128,10 +5128,10 @@ wlc_sendpkt_mac80211(struct wlc_info *wlc, struct sk_buff *sdu,
ASSERT(sdu);
fc = ltoh16(d11_header->frame_control);
type = FC_TYPE(fc);
type = (fc & IEEE80211_FCTL_FTYPE);
/* 802.11 standard requires management traffic to go at highest priority */
prio = (type == FC_TYPE_DATA ? sdu->priority : MAXPRIO);
prio = (type == IEEE80211_FTYPE_DATA ? sdu->priority : MAXPRIO);
fifo = prio2fifo[prio];
ASSERT((uint) skb_headroom(sdu) >= TXOFF);
@@ -5705,9 +5705,10 @@ wlc_d11hdrs_mac80211(struct wlc_info *wlc, struct ieee80211_hw *hw,
/* locate 802.11 MAC header */
h = (struct ieee80211_hdr *)(p->data);
fc = ltoh16(h->frame_control);
type = FC_TYPE(fc);
type = (fc & IEEE80211_FCTL_FTYPE);
qos = (type == FC_TYPE_DATA && FC_SUBTYPE_ANY_QOS(FC_SUBTYPE(fc)));
qos = (type == IEEE80211_FTYPE_DATA &&
FC_SUBTYPE_ANY_QOS(fc));
/* compute length of frame in bytes for use in PLCP computations */
len = pkttotlen(osh, p);
@@ -7053,11 +7054,13 @@ void BCMFASTPATH wlc_recv(struct wlc_info *wlc, struct sk_buff *p)
/* explicitly test bad src address to avoid sending bad deauth */
if (!is_amsdu) {
/* CTS and ACK CTL frames are w/o a2 */
if (FC_TYPE(fc) == FC_TYPE_DATA || FC_TYPE(fc) == FC_TYPE_MNG) {
if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA ||
(fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) {
if ((is_zero_ether_addr(h->addr2) ||
is_multicast_ether_addr(h->addr2))) {
WL_ERROR("wl%d: %s: dropping a frame with invalid src mac address, a2: %pM\n",
wlc->pub->unit, __func__, &h->addr2);
WL_ERROR("wl%d: %s: dropping a frame with "
"invalid src mac address, a2: %pM\n",
wlc->pub->unit, __func__, h->addr2);
WLCNTINCR(wlc->pub->_cnt->rxbadsrcmac);
goto toss;
}
@@ -7066,7 +7069,7 @@ void BCMFASTPATH wlc_recv(struct wlc_info *wlc, struct sk_buff *p)
}
/* due to sheer numbers, toss out probe reqs for now */
if (FC_TYPE(fc) == FC_TYPE_MNG) {
if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) {
if ((fc & FC_KIND_MASK) == FC_PROBE_REQ)
goto toss;
}
@@ -7858,7 +7861,8 @@ int wlc_prep_pdu(struct wlc_info *wlc, struct sk_buff *pdu, uint *fifop)
return BCME_BUSY;
}
if (FC_TYPE(ltoh16(txh->MacFrameControl)) != FC_TYPE_DATA)
if ((ltoh16(txh->MacFrameControl) & IEEE80211_FCTL_FTYPE) !=
IEEE80211_FTYPE_DATA)
WLCNTINCR(wlc->pub->_cnt->txctl);
return 0;