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Differential D14731 Diff 40430 sys/net80211/ieee80211_ht.c

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sys/net80211/ieee80211_ht.c

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#include <net80211/ieee80211_var.h> #include <net80211/ieee80211_var.h>
#include <net80211/ieee80211_action.h> #include <net80211/ieee80211_action.h>
#include <net80211/ieee80211_input.h> #include <net80211/ieee80211_input.h>
/* define here, used throughout file */ /* define here, used throughout file */
#define MS(_v, _f) (((_v) & _f) >> _f##_S) #define MS(_v, _f) (((_v) & _f) >> _f##_S)
#define SM(_v, _f) (((_v) << _f##_S) & _f) #define SM(_v, _f) (((_v) << _f##_S) & _f)
const struct ieee80211_mcs_rates ieee80211_htrates[IEEE80211_HTRATE_MAXSIZE] = {
{ 13, 14, 27, 30 }, /* MCS 0 */
{ 26, 29, 54, 60 }, /* MCS 1 */
{ 39, 43, 81, 90 }, /* MCS 2 */
{ 52, 58, 108, 120 }, /* MCS 3 */
{ 78, 87, 162, 180 }, /* MCS 4 */
{ 104, 116, 216, 240 }, /* MCS 5 */
{ 117, 130, 243, 270 }, /* MCS 6 */
{ 130, 144, 270, 300 }, /* MCS 7 */
{ 26, 29, 54, 60 }, /* MCS 8 */
{ 52, 58, 108, 120 }, /* MCS 9 */
{ 78, 87, 162, 180 }, /* MCS 10 */
{ 104, 116, 216, 240 }, /* MCS 11 */
{ 156, 173, 324, 360 }, /* MCS 12 */
{ 208, 231, 432, 480 }, /* MCS 13 */
{ 234, 260, 486, 540 }, /* MCS 14 */
{ 260, 289, 540, 600 }, /* MCS 15 */
{ 39, 43, 81, 90 }, /* MCS 16 */
{ 78, 87, 162, 180 }, /* MCS 17 */
{ 117, 130, 243, 270 }, /* MCS 18 */
{ 156, 173, 324, 360 }, /* MCS 19 */
{ 234, 260, 486, 540 }, /* MCS 20 */
{ 312, 347, 648, 720 }, /* MCS 21 */
{ 351, 390, 729, 810 }, /* MCS 22 */
{ 390, 433, 810, 900 }, /* MCS 23 */
{ 52, 58, 108, 120 }, /* MCS 24 */
{ 104, 116, 216, 240 }, /* MCS 25 */
{ 156, 173, 324, 360 }, /* MCS 26 */
{ 208, 231, 432, 480 }, /* MCS 27 */
{ 312, 347, 648, 720 }, /* MCS 28 */
{ 416, 462, 864, 960 }, /* MCS 29 */
{ 468, 520, 972, 1080 }, /* MCS 30 */
{ 520, 578, 1080, 1200 }, /* MCS 31 */
{ 0, 0, 12, 13 }, /* MCS 32 */
{ 78, 87, 162, 180 }, /* MCS 33 */
{ 104, 116, 216, 240 }, /* MCS 34 */
{ 130, 144, 270, 300 }, /* MCS 35 */
{ 117, 130, 243, 270 }, /* MCS 36 */
{ 156, 173, 324, 360 }, /* MCS 37 */
{ 195, 217, 405, 450 }, /* MCS 38 */
{ 104, 116, 216, 240 }, /* MCS 39 */
{ 130, 144, 270, 300 }, /* MCS 40 */
{ 130, 144, 270, 300 }, /* MCS 41 */
{ 156, 173, 324, 360 }, /* MCS 42 */
{ 182, 202, 378, 420 }, /* MCS 43 */
{ 182, 202, 378, 420 }, /* MCS 44 */
{ 208, 231, 432, 480 }, /* MCS 45 */
{ 156, 173, 324, 360 }, /* MCS 46 */
{ 195, 217, 405, 450 }, /* MCS 47 */
{ 195, 217, 405, 450 }, /* MCS 48 */
{ 234, 260, 486, 540 }, /* MCS 49 */
{ 273, 303, 567, 630 }, /* MCS 50 */
{ 273, 303, 567, 630 }, /* MCS 51 */
{ 312, 347, 648, 720 }, /* MCS 52 */
{ 130, 144, 270, 300 }, /* MCS 53 */
{ 156, 173, 324, 360 }, /* MCS 54 */
{ 182, 202, 378, 420 }, /* MCS 55 */
{ 156, 173, 324, 360 }, /* MCS 56 */
{ 182, 202, 378, 420 }, /* MCS 57 */
{ 208, 231, 432, 480 }, /* MCS 58 */
{ 234, 260, 486, 540 }, /* MCS 59 */
{ 208, 231, 432, 480 }, /* MCS 60 */
{ 234, 260, 486, 540 }, /* MCS 61 */
{ 260, 289, 540, 600 }, /* MCS 62 */
{ 260, 289, 540, 600 }, /* MCS 63 */
{ 286, 318, 594, 660 }, /* MCS 64 */
{ 195, 217, 405, 450 }, /* MCS 65 */
{ 234, 260, 486, 540 }, /* MCS 66 */
{ 273, 303, 567, 630 }, /* MCS 67 */
{ 234, 260, 486, 540 }, /* MCS 68 */
{ 273, 303, 567, 630 }, /* MCS 69 */
{ 312, 347, 648, 720 }, /* MCS 70 */
{ 351, 390, 729, 810 }, /* MCS 71 */
{ 312, 347, 648, 720 }, /* MCS 72 */
{ 351, 390, 729, 810 }, /* MCS 73 */
{ 390, 433, 810, 900 }, /* MCS 74 */
{ 390, 433, 810, 900 }, /* MCS 75 */
{ 429, 477, 891, 990 }, /* MCS 76 */
};
static int ieee80211_ampdu_age = -1; /* threshold for ampdu reorder q (ms) */ static int ieee80211_ampdu_age = -1; /* threshold for ampdu reorder q (ms) */
SYSCTL_PROC(_net_wlan, OID_AUTO, ampdu_age, CTLTYPE_INT | CTLFLAG_RW, SYSCTL_PROC(_net_wlan, OID_AUTO, ampdu_age, CTLTYPE_INT | CTLFLAG_RW,
&ieee80211_ampdu_age, 0, ieee80211_sysctl_msecs_ticks, "I", &ieee80211_ampdu_age, 0, ieee80211_sysctl_msecs_ticks, "I",
"AMPDU max reorder age (ms)"); "AMPDU max reorder age (ms)");
static int ieee80211_recv_bar_ena = 1; static int ieee80211_recv_bar_ena = 1;
SYSCTL_INT(_net_wlan, OID_AUTO, recv_bar, CTLFLAG_RW, &ieee80211_recv_bar_ena, SYSCTL_INT(_net_wlan, OID_AUTO, recv_bar, CTLFLAG_RW, &ieee80211_recv_bar_ena,
0, "BAR frame processing (ena/dis)"); 0, "BAR frame processing (ena/dis)");
▲ Show 20 Lines • Show All 162 Lines • ▼ Show 20 Lines 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)
{ {
} }
static int
ht_getrate(struct ieee80211com *ic, int index, enum ieee80211_phymode mode,
int ratetype)
{
int mword, rate;
mword = ieee80211_rate2media(ic, index | IEEE80211_RATE_MCS, mode);
if (IFM_SUBTYPE(mword) != IFM_IEEE80211_MCS)
return (0);
switch (ratetype) {
case 0:
rate = ieee80211_htrates[index].ht20_rate_800ns;
break;
case 1:
rate = ieee80211_htrates[index].ht20_rate_400ns;
break;
case 2:
rate = ieee80211_htrates[index].ht40_rate_800ns;
break;
default:
rate = ieee80211_htrates[index].ht40_rate_400ns;
break;
}
return (rate);
}
static struct printranges { static struct printranges {
int minmcs; int minmcs;
int maxmcs; int maxmcs;
int txstream; int txstream;
int ratetype;
int htcapflags; int htcapflags;
} ranges[] = { } ranges[] = {
{ 0, 7, 1, 0, 0 }, { 0, 7, 1, 0 },
{ 8, 15, 2, 0, 0 }, { 8, 15, 2, 0 },
{ 16, 23, 3, 0, 0 }, { 16, 23, 3, 0 },
{ 24, 31, 4, 0, 0 }, { 24, 31, 4, 0 },
{ 32, 0, 1, 2, IEEE80211_HTC_TXMCS32 }, { 32, 0, 1, IEEE80211_HTC_TXMCS32 },
{ 33, 38, 2, 0, IEEE80211_HTC_TXUNEQUAL }, { 33, 38, 2, IEEE80211_HTC_TXUNEQUAL },
{ 39, 52, 3, 0, IEEE80211_HTC_TXUNEQUAL }, { 39, 52, 3, IEEE80211_HTC_TXUNEQUAL },
{ 53, 76, 4, 0, IEEE80211_HTC_TXUNEQUAL }, { 53, 76, 4, IEEE80211_HTC_TXUNEQUAL },
{ 0, 0, 0, 0, 0 }, { 0, 0, 0, 0 },
}; };
static void static void
ht_rateprint(struct ieee80211com *ic, enum ieee80211_phymode mode, int ratetype) ht_rateprint(struct ieee80211com *ic, uint32_t chan_flags, int shortgi)
{ {
#define RIDX(_mcs) IEEE80211_RATE_INDEX_HT((_mcs))
#define GET_RATE(_mcs) \
ieee80211_get_rateKbps_by_idx(RIDX(_mcs), chan_flags, shortgi) / 500
int minrate, maxrate; int minrate, maxrate;
struct printranges *range; struct printranges *range;
for (range = ranges; range->txstream != 0; range++) { for (range = ranges; range->txstream != 0; range++) {
if (ic->ic_txstream < range->txstream) if (ic->ic_txstream < range->txstream)
continue; continue;
if (range->htcapflags && if (range->htcapflags &&
(ic->ic_htcaps & range->htcapflags) == 0) (ic->ic_htcaps & range->htcapflags) == 0)
continue; continue;
if (ratetype < range->ratetype)
continue; minrate = GET_RATE(range->minmcs);
minrate = ht_getrate(ic, range->minmcs, mode, ratetype);
maxrate = ht_getrate(ic, range->maxmcs, mode, ratetype);
if (range->maxmcs) { if (range->maxmcs) {
maxrate = GET_RATE(range->maxmcs);
ic_printf(ic, "MCS %d-%d: %d%sMbps - %d%sMbps\n", ic_printf(ic, "MCS %d-%d: %d%sMbps - %d%sMbps\n",
range->minmcs, range->maxmcs, range->minmcs, range->maxmcs,
minrate/2, ((minrate & 0x1) != 0 ? ".5" : ""), minrate/2, ((minrate & 0x1) != 0 ? ".5" : ""),
maxrate/2, ((maxrate & 0x1) != 0 ? ".5" : "")); maxrate/2, ((maxrate & 0x1) != 0 ? ".5" : ""));
} else { } else if (minrate) {
ic_printf(ic, "MCS %d: %d%sMbps\n", range->minmcs, ic_printf(ic, "MCS %d: %d%sMbps\n", range->minmcs,
minrate/2, ((minrate & 0x1) != 0 ? ".5" : "")); minrate/2, ((minrate & 0x1) != 0 ? ".5" : ""));
} }
} }
#undef GET_RATE
#undef RIDX
} }
static void static void
ht_announce(struct ieee80211com *ic, enum ieee80211_phymode mode) ht_announce(struct ieee80211com *ic, enum ieee80211_phymode mode)
{ {
const char *modestr = ieee80211_phymode_name[mode]; const char *modestr = ieee80211_phymode_name[mode];
ic_printf(ic, "%s MCS 20MHz\n", modestr); ic_printf(ic, "%s MCS 20MHz\n", modestr);
ht_rateprint(ic, mode, 0); ht_rateprint(ic, IEEE80211_CHAN_HT20, 0);
if (ic->ic_htcaps & IEEE80211_HTCAP_SHORTGI20) { if (ic->ic_htcaps & IEEE80211_HTCAP_SHORTGI20) {
ic_printf(ic, "%s MCS 20MHz SGI\n", modestr); ic_printf(ic, "%s MCS 20MHz SGI\n", modestr);
ht_rateprint(ic, mode, 1); ht_rateprint(ic, IEEE80211_CHAN_HT20, 1);
} }
if (ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40) { if (ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
ic_printf(ic, "%s MCS 40MHz:\n", modestr); ic_printf(ic, "%s MCS 40MHz:\n", modestr);
ht_rateprint(ic, mode, 2); ht_rateprint(ic, IEEE80211_CHAN_HT40, 0);
} }
if ((ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40) && if ((ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40) &&
(ic->ic_htcaps & IEEE80211_HTCAP_SHORTGI40)) { (ic->ic_htcaps & IEEE80211_HTCAP_SHORTGI40)) {
ic_printf(ic, "%s MCS 40MHz SGI:\n", modestr); ic_printf(ic, "%s MCS 40MHz SGI:\n", modestr);
ht_rateprint(ic, mode, 3); ht_rateprint(ic, IEEE80211_CHAN_HT40, 1);
} }
} }
void void
ieee80211_ht_announce(struct ieee80211com *ic) ieee80211_ht_announce(struct ieee80211com *ic)
{ {
if (isset(ic->ic_modecaps, IEEE80211_MODE_11NA) || if (isset(ic->ic_modecaps, IEEE80211_MODE_11NA) ||
isset(ic->ic_modecaps, IEEE80211_MODE_11NG)) isset(ic->ic_modecaps, IEEE80211_MODE_11NG))
ic_printf(ic, "%dT%dR\n", ic->ic_txstream, ic->ic_rxstream); ic_printf(ic, "%dT%dR\n", ic->ic_txstream, ic->ic_rxstream);
if (isset(ic->ic_modecaps, IEEE80211_MODE_11NA)) if (isset(ic->ic_modecaps, IEEE80211_MODE_11NA))
ht_announce(ic, IEEE80211_MODE_11NA); ht_announce(ic, IEEE80211_MODE_11NA);
if (isset(ic->ic_modecaps, IEEE80211_MODE_11NG)) if (isset(ic->ic_modecaps, IEEE80211_MODE_11NG))
ht_announce(ic, IEEE80211_MODE_11NG); ht_announce(ic, IEEE80211_MODE_11NG);
} }
void void
ieee80211_init_suphtrates(struct ieee80211com *ic) ieee80211_init_suphtrates(struct ieee80211com *ic)
{ {
#define ADDRATE(x) do { \ #define CHECK_CAPS(_ic, _mask) (((_ic)->ic_htcaps & (_mask)) == (_mask))
htrateset->rs_rates[htrateset->rs_nrates] = x; \ const struct ieee80211_rate_t *rate;
htrateset->rs_nrates++; \
} while (0)
struct ieee80211_htrateset *htrateset = &ic->ic_sup_htrates; struct ieee80211_htrateset *htrateset = &ic->ic_sup_htrates;
int i; int i, has_mcs32, has_unequal;
memset(htrateset, 0, sizeof(struct ieee80211_htrateset)); has_mcs32 =
for (i = 0; i < ic->ic_txstream * 8; i++) CHECK_CAPS(ic, IEEE80211_HTCAP_CHWIDTH40 | IEEE80211_HTC_TXMCS32);
ADDRATE(i); has_unequal = CHECK_CAPS(ic, IEEE80211_HTC_TXUNEQUAL);
if ((ic->ic_htcaps & IEEE80211_HTCAP_CHWIDTH40) &&
(ic->ic_htcaps & IEEE80211_HTC_TXMCS32)) memset(htrateset, 0, sizeof(*htrateset));
ADDRATE(32); for (i = IEEE80211_RATE_INDEX_HT(0); i < IEEE80211_RATES_COUNT; i++) {
if (ic->ic_htcaps & IEEE80211_HTC_TXUNEQUAL) { rate = ieee80211_get_rate(i);
if (ic->ic_txstream >= 2) {
for (i = 33; i <= 38; i++) if (rate->type != IEEE80211_T_HT)
ADDRATE(i); break;
if (rate->props.ht.streams > ic->ic_txstream ||
(rate->value == 32 && !has_mcs32))
continue;
if (rate->props.ht.unequal && !has_unequal)
break;
setbit(htrateset->rs_bitmap, rate->value);
htrateset->rates[htrateset->rs_nrates].rs_index = i;
htrateset->rs_nrates++;
} }
if (ic->ic_txstream >= 3) { #undef CHECK_CAPS
for (i = 39; i <= 52; i++)
ADDRATE(i);
} }
if (ic->ic_txstream == 4) {
for (i = 53; i <= 76; i++)
ADDRATE(i);
}
}
#undef ADDRATE
}
/* /*
* Receive processing. * Receive processing.
*/ */
/* /*
* Decap the encapsulated A-MSDU frames and dispatch all but * Decap the encapsulated A-MSDU frames and dispatch all but
* the last for delivery. The last frame is returned for * the last for delivery. The last frame is returned for
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} }
/* /*
* Install received HT rate set by parsing the HT cap ie. * Install received HT rate set by parsing the HT cap ie.
*/ */
int int
ieee80211_setup_htrates(struct ieee80211_node *ni, const uint8_t *ie, int flags) ieee80211_setup_htrates(struct ieee80211_node *ni, const uint8_t *ie, int flags)
{ {
#define CHECK_CAPS(_ic, _mask) (((_ic)->ic_htcaps & (_mask)) == (_mask))
struct ieee80211com *ic = ni->ni_ic; struct ieee80211com *ic = ni->ni_ic;
struct ieee80211vap *vap = ni->ni_vap; struct ieee80211vap *vap = ni->ni_vap;
const struct ieee80211_rate_t *rate;
const struct ieee80211_ie_htcap *htcap; const struct ieee80211_ie_htcap *htcap;
struct ieee80211_htrateset *rs; struct ieee80211_htrateset *rs;
int i, maxequalmcs, maxunequalmcs; int i, has_mcs32, has_unequal;
maxequalmcs = ic->ic_txstream * 8 - 1; has_mcs32 =
maxunequalmcs = 0; CHECK_CAPS(ic, IEEE80211_HTCAP_CHWIDTH40 | IEEE80211_HTC_TXMCS32);
if (ic->ic_htcaps & IEEE80211_HTC_TXUNEQUAL) { has_unequal = CHECK_CAPS(ic, IEEE80211_HTC_TXUNEQUAL);
if (ic->ic_txstream >= 2)
maxunequalmcs = 38;
if (ic->ic_txstream >= 3)
maxunequalmcs = 52;
if (ic->ic_txstream >= 4)
maxunequalmcs = 76;
}
rs = &ni->ni_htrates; rs = &ni->ni_htrates;
memset(rs, 0, sizeof(*rs)); memset(rs, 0, sizeof(*rs));
if (ie != NULL) { if (ie == NULL)
goto end;
if (ie[0] == IEEE80211_ELEMID_VENDOR) if (ie[0] == IEEE80211_ELEMID_VENDOR)
ie += 4; ie += 4;
htcap = (const struct ieee80211_ie_htcap *) ie; htcap = (const struct ieee80211_ie_htcap *) ie;
for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++) {
if (isclr(htcap->hc_mcsset, i)) for (i = IEEE80211_RATE_INDEX_HT(0); i < IEEE80211_RATES_COUNT; i++) {
rate = ieee80211_get_rate(i);
if (rate->type != IEEE80211_T_HT)
break;
if (isclr(htcap->hc_mcsset, rate->value))
continue; continue;
if (rs->rs_nrates == IEEE80211_HTRATE_MAXSIZE) { if (rs->rs_nrates == IEEE80211_HTRATE_MAXSIZE) {
IEEE80211_NOTE(vap, IEEE80211_NOTE(vap,
IEEE80211_MSG_XRATE | IEEE80211_MSG_11N, ni, IEEE80211_MSG_XRATE | IEEE80211_MSG_11N, ni,
"WARNING, HT rate set too large; only " "WARNING, HT rate set too large; only "
"using %u rates", IEEE80211_HTRATE_MAXSIZE); "using %u rates", IEEE80211_HTRATE_MAXSIZE);
vap->iv_stats.is_rx_rstoobig++; vap->iv_stats.is_rx_rstoobig++;
break; break;
} }
if (i <= 31 && i > maxequalmcs)
if (rate->props.ht.streams > ic->ic_txstream ||
(rate->value == 32 && !has_mcs32))
continue; continue;
if (i == 32 &&
(ic->ic_htcaps & IEEE80211_HTC_TXMCS32) == 0) if (rate->props.ht.unequal && !has_unequal)
continue; break;
if (i > 32 && i > maxunequalmcs)
continue; setbit(rs->rs_bitmap, rate->value);
rs->rs_rates[rs->rs_nrates++] = i; rs->rates[rs->rs_nrates].rs_index = i;
rs->rs_nrates++;
} }
}
end:
/* Mark that we are using HT rateset */
flags |= IEEE80211_F_RATE_MCS;
return ieee80211_fix_rate(ni, (struct ieee80211_rateset *) rs, flags); return ieee80211_fix_rate(ni, (struct ieee80211_rateset *) rs, flags);
#undef CHECK_CAPS
} }
/* /*
* Mark rates in a node's HT rate set as basic according * Mark rates in a node's HT rate set as basic according
* to the information in the supplied HT info ie. * to the information in the supplied HT info ie.
*/ */
void void
ieee80211_setup_basic_htrates(struct ieee80211_node *ni, const uint8_t *ie) ieee80211_setup_basic_htrates(struct ieee80211_node *ni, const uint8_t *ie)
{ {
const struct ieee80211_rate_t *rate;
const struct ieee80211_ie_htinfo *htinfo; const struct ieee80211_ie_htinfo *htinfo;
struct ieee80211_htrateset *rs; struct ieee80211_htrateset *rs;
int i, j; int i;
if (ie[0] == IEEE80211_ELEMID_VENDOR) if (ie[0] == IEEE80211_ELEMID_VENDOR)
ie += 4; ie += 4;
htinfo = (const struct ieee80211_ie_htinfo *) ie; htinfo = (const struct ieee80211_ie_htinfo *) ie;
rs = &ni->ni_htrates; rs = &ni->ni_htrates;
if (rs->rs_nrates == 0) { if (rs->rs_nrates == 0) {
IEEE80211_NOTE(ni->ni_vap, IEEE80211_NOTE(ni->ni_vap,
IEEE80211_MSG_XRATE | IEEE80211_MSG_11N, ni, IEEE80211_MSG_XRATE | IEEE80211_MSG_11N, ni,
"%s", "WARNING, empty HT rate set"); "%s", "WARNING, empty HT rate set");
return; return;
} }
for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++) { for (i = 0; i < rs->rs_nrates; i++) {
if (isclr(htinfo->hi_basicmcsset, i)) rate = ieee80211_get_rate(rs->rates[i].rs_index);
continue; if (isset(htinfo->hi_basicmcsset, rate->value))
for (j = 0; j < rs->rs_nrates; j++) rs->rates[i].rs_basic = 1;
if ((rs->rs_rates[j] & IEEE80211_RATE_VAL) == i)
rs->rs_rates[j] |= IEEE80211_RATE_BASIC;
} }
} }
static void static void
ampdu_tx_setup(struct ieee80211_tx_ampdu *tap) ampdu_tx_setup(struct ieee80211_tx_ampdu *tap)
{ {
callout_init(&tap->txa_timer, 1); callout_init(&tap->txa_timer, 1);
tap->txa_flags |= IEEE80211_AGGR_SETUP; tap->txa_flags |= IEEE80211_AGGR_SETUP;
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} }
static int static int
ht_action_output(struct ieee80211_node *ni, struct mbuf *m) ht_action_output(struct ieee80211_node *ni, struct mbuf *m)
{ {
struct ieee80211_bpf_params params; struct ieee80211_bpf_params params;
memset(&params, 0, sizeof(params)); memset(&params, 0, sizeof(params));
params.ibp_vers = IEEE80211_BPF_VERSION_1;
params.ibp_pri = WME_AC_VO; params.ibp_pri = WME_AC_VO;
params.ibp_rate0 = ni->ni_txparms->mgmtrate; params.ibp_rate0 = IEEE80211_BPF_RATE(ni->ni_txparms->mgmtrate);
/* NB: we know all frames are unicast */ /* NB: we know all frames are unicast */
params.ibp_try0 = ni->ni_txparms->maxretry; params.ibp_try0 = ni->ni_txparms->maxretry;
params.ibp_power = ni->ni_txpower; params.ibp_power = ni->ni_txpower;
return ieee80211_mgmt_output(ni, m, IEEE80211_FC0_SUBTYPE_ACTION, return ieee80211_mgmt_output(ni, m, IEEE80211_FC0_SUBTYPE_ACTION,
&params); &params);
} }
#define ADDSHORT(frm, v) do { \ #define ADDSHORT(frm, v) do { \
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/* /*
* Construct the MCS bit mask of basic rates * Construct the MCS bit mask of basic rates
* for inclusion in an HT information element. * for inclusion in an HT information element.
*/ */
static void static void
ieee80211_set_basic_htrates(uint8_t *frm, const struct ieee80211_htrateset *rs) ieee80211_set_basic_htrates(uint8_t *frm, const struct ieee80211_htrateset *rs)
{ {
const struct ieee80211_rate_t *rate;
int i; int i;
for (i = 0; i < rs->rs_nrates; i++) { for (i = 0; i < rs->rs_nrates; i++) {
int r = rs->rs_rates[i] & IEEE80211_RATE_VAL; if (rs->rates[i].rs_basic) {
if ((rs->rs_rates[i] & IEEE80211_RATE_BASIC) &&
r < IEEE80211_HTRATE_MAXSIZE) {
/* NB: this assumes a particular implementation */ /* NB: this assumes a particular implementation */
setbit(frm, r); rate = ieee80211_get_rate(rs->rates[i].rs_index);
setbit(frm, rate->value);
} }
} }
} }
/* /*
* Update the HTINFO ie for a beacon frame. * Update the HTINFO ie for a beacon frame.
*/ */
void void
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