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Differential D9268 Diff 24268 sys/net80211/ieee80211_ht.c

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sys/net80211/ieee80211_ht.c

Show First 20 Lines • Show All 292 Lines • ▼ Show 20 Lines if (vap->iv_htcaps & IEEE80211_HTC_HT) {
vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX; vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
if (vap->iv_htcaps & IEEE80211_HTC_AMSDU) if (vap->iv_htcaps & IEEE80211_HTC_AMSDU)
vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX; vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
if (vap->iv_htcaps & IEEE80211_HTCAP_TXSTBC) if (vap->iv_htcaps & IEEE80211_HTCAP_TXSTBC)
vap->iv_flags_ht |= IEEE80211_FHT_STBC_TX; vap->iv_flags_ht |= IEEE80211_FHT_STBC_TX;
if (vap->iv_htcaps & IEEE80211_HTCAP_RXSTBC) if (vap->iv_htcaps & IEEE80211_HTCAP_RXSTBC)
vap->iv_flags_ht |= IEEE80211_FHT_STBC_RX; vap->iv_flags_ht |= IEEE80211_FHT_STBC_RX;
if (vap->iv_htcaps & IEEE80211_HTCAP_LDPC)
vap->iv_flags_ht |= IEEE80211_FHT_LDPC_RX;
if (vap->iv_htcaps & IEEE80211_HTC_TXLDPC)
vap->iv_flags_ht |= IEEE80211_FHT_LDPC_TX;
} }
/* NB: disable default legacy WDS, too many issues right now */ /* NB: disable default legacy WDS, too many issues right now */
if (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY) if (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY)
vap->iv_flags_ht &= ~IEEE80211_FHT_HT; vap->iv_flags_ht &= ~IEEE80211_FHT_HT;
} }
void void
ieee80211_ht_vdetach(struct ieee80211vap *vap) ieee80211_ht_vdetach(struct ieee80211vap *vap)
▲ Show 20 Lines • Show All 1,336 Lines • ▼ Show 20 Lines if ((ni->ni_htcap & IEEE80211_HTCAP_SHORTGI20) &&
(vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)) (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20))
ni->ni_flags |= IEEE80211_NODE_SGI20; ni->ni_flags |= IEEE80211_NODE_SGI20;
if ((ni->ni_htcap & IEEE80211_HTCAP_SHORTGI40) && if ((ni->ni_htcap & IEEE80211_HTCAP_SHORTGI40) &&
(vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)) (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40))
ni->ni_flags |= IEEE80211_NODE_SGI40; ni->ni_flags |= IEEE80211_NODE_SGI40;
} }
/* /*
* Update LDPC state according to received htcap
* and local settings.
*/
static __inline void
htcap_update_ldpc(struct ieee80211_node *ni)
{
struct ieee80211vap *vap = ni->ni_vap;
if ((ni->ni_htcap & IEEE80211_HTCAP_LDPC) &&
(vap->iv_flags_ht & IEEE80211_FHT_LDPC_TX))
ni->ni_flags |= IEEE80211_NODE_LDPC;
}
/*
* Parse and update HT-related state extracted from * Parse and update HT-related state extracted from
* the HT cap and info ie's. * the HT cap and info ie's.
* *
* This is called from the STA management path and * This is called from the STA management path and
* the ieee80211_node_join() path. It will take into * the ieee80211_node_join() path. It will take into
* account the IEs discovered during scanning and * account the IEs discovered during scanning and
* adjust things accordingly. * adjust things accordingly.
*/ */
void void
ieee80211_ht_updateparams(struct ieee80211_node *ni, ieee80211_ht_updateparams(struct ieee80211_node *ni,
const uint8_t *htcapie, const uint8_t *htinfoie) const uint8_t *htcapie, const uint8_t *htinfoie)
{ {
struct ieee80211vap *vap = ni->ni_vap; struct ieee80211vap *vap = ni->ni_vap;
const struct ieee80211_ie_htinfo *htinfo; const struct ieee80211_ie_htinfo *htinfo;
ieee80211_parse_htcap(ni, htcapie); ieee80211_parse_htcap(ni, htcapie);
if (vap->iv_htcaps & IEEE80211_HTCAP_SMPS) if (vap->iv_htcaps & IEEE80211_HTCAP_SMPS)
htcap_update_mimo_ps(ni); htcap_update_mimo_ps(ni);
htcap_update_shortgi(ni); htcap_update_shortgi(ni);
htcap_update_ldpc(ni);
if (htinfoie[0] == IEEE80211_ELEMID_VENDOR) if (htinfoie[0] == IEEE80211_ELEMID_VENDOR)
htinfoie += 4; htinfoie += 4;
htinfo = (const struct ieee80211_ie_htinfo *) htinfoie; htinfo = (const struct ieee80211_ie_htinfo *) htinfoie;
htinfo_parse(ni, htinfo); htinfo_parse(ni, htinfo);
/* /*
* Defer the node channel change; we need to now * Defer the node channel change; we need to now
▲ Show 20 Lines • Show All 136 Lines • ▼ Show 20 Lines
ieee80211_ht_updatehtcap(struct ieee80211_node *ni, const uint8_t *htcapie) ieee80211_ht_updatehtcap(struct ieee80211_node *ni, const uint8_t *htcapie)
{ {
struct ieee80211vap *vap = ni->ni_vap; struct ieee80211vap *vap = ni->ni_vap;
ieee80211_parse_htcap(ni, htcapie); ieee80211_parse_htcap(ni, htcapie);
if (vap->iv_htcaps & IEEE80211_HTCAP_SMPS) if (vap->iv_htcaps & IEEE80211_HTCAP_SMPS)
htcap_update_mimo_ps(ni); htcap_update_mimo_ps(ni);
htcap_update_shortgi(ni); htcap_update_shortgi(ni);
htcap_update_ldpc(ni);
} }
/* /*
* Called once HT and VHT capabilities are parsed in hostap mode - * Called once HT and VHT capabilities are parsed in hostap mode -
* this will adjust the channel configuration of the given node * this will adjust the channel configuration of the given node
* based on the configuration and capabilities. * based on the configuration and capabilities.
*/ */
void void
▲ Show 20 Lines • Show All 1,190 Lines • ▼ Show 20 Lines#define ADDSHORT(frm, v) do { \
if ((vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40) == 0 || if ((vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40) == 0 ||
(caps & IEEE80211_HTCAP_CHWIDTH40) == 0) (caps & IEEE80211_HTCAP_CHWIDTH40) == 0)
caps &= ~IEEE80211_HTCAP_SHORTGI40; caps &= ~IEEE80211_HTCAP_SHORTGI40;
/* adjust STBC based on receive capabilities */ /* adjust STBC based on receive capabilities */
if ((vap->iv_flags_ht & IEEE80211_FHT_STBC_RX) == 0) if ((vap->iv_flags_ht & IEEE80211_FHT_STBC_RX) == 0)
caps &= ~IEEE80211_HTCAP_RXSTBC; caps &= ~IEEE80211_HTCAP_RXSTBC;
/* XXX TODO: adjust LDPC based on receive capabilities */ /* adjust LDPC based on receive capabilites */
if ((vap->iv_flags_ht & IEEE80211_FHT_LDPC_RX) == 0)
caps &= ~IEEE80211_HTCAP_LDPC;
ADDSHORT(frm, caps); ADDSHORT(frm, caps);
/* HT parameters */ /* HT parameters */
*frm = SM(rxmax, IEEE80211_HTCAP_MAXRXAMPDU) *frm = SM(rxmax, IEEE80211_HTCAP_MAXRXAMPDU)
| SM(density, IEEE80211_HTCAP_MPDUDENSITY) | SM(density, IEEE80211_HTCAP_MPDUDENSITY)
; ;
frm++; frm++;
▲ Show 20 Lines • Show All 275 Lines • Show Last 20 Lines