---- a/net80211/ieee80211_scan_sta.c
-+++ b/net80211/ieee80211_scan_sta.c
-@@ -318,147 +318,6 @@
- #undef ISPROBE
- }
-
--static struct ieee80211_channel *
--find11gchannel(struct ieee80211com *ic, int i, int freq)
--{
-- struct ieee80211_channel *c;
-- int j;
--
-- /*
-- * The normal ordering in the channel list is b channel
-- * immediately followed by g so optimize the search for
-- * this. We'll still do a full search just in case.
-- */
-- for (j = i+1; j < ic->ic_nchans; j++) {
-- c = &ic->ic_channels[j];
-- if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
-- return c;
-- }
-- for (j = 0; j < i; j++) {
-- c = &ic->ic_channels[j];
-- if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
-- return c;
-- }
-- return NULL;
--}
--static const u_int chanflags[] = {
-- IEEE80211_CHAN_B, /* IEEE80211_MODE_AUTO */
-- IEEE80211_CHAN_A, /* IEEE80211_MODE_11A */
-- IEEE80211_CHAN_B, /* IEEE80211_MODE_11B */
-- IEEE80211_CHAN_PUREG, /* IEEE80211_MODE_11G */
-- IEEE80211_CHAN_FHSS, /* IEEE80211_MODE_FH */
-- IEEE80211_CHAN_A, /* IEEE80211_MODE_TURBO_A */ /* for turbo mode look for AP in normal channel */
-- IEEE80211_CHAN_PUREG, /* IEEE80211_MODE_TURBO_G */
-- IEEE80211_CHAN_ST, /* IEEE80211_MODE_TURBO_STATIC_A */
--};
--
--static void
--add_channels(struct ieee80211com *ic,
-- struct ieee80211_scan_state *ss,
-- enum ieee80211_phymode mode, const u_int16_t freq[], int nfreq)
--{
-- struct ieee80211_channel *c, *cg;
-- u_int modeflags;
-- int i;
--
-- KASSERT(mode < ARRAY_SIZE(chanflags), ("Unexpected mode %u", mode));
-- modeflags = chanflags[mode];
-- for (i = 0; i < nfreq; i++) {
-- c = ieee80211_find_channel(ic, freq[i], modeflags);
-- if (c == NULL || isclr(ic->ic_chan_active, c->ic_ieee))
-- continue;
-- if (mode == IEEE80211_MODE_AUTO) {
-- /*
-- * XXX special-case 11b/g channels so we select
-- * the g channel if both are present.
-- */
-- if (IEEE80211_IS_CHAN_B(c) &&
-- (cg = find11gchannel(ic, i, c->ic_freq)) != NULL)
-- c = cg;
-- }
-- if (ss->ss_last >= IEEE80211_SCAN_MAX)
-- break;
-- ss->ss_chans[ss->ss_last++] = c;
-- }
--}
--
--static const u_int16_t rcl1[] = /* 8 FCC channel: 52, 56, 60, 64, 36, 40, 44, 48 */
--{ 5260, 5280, 5300, 5320, 5180, 5200, 5220, 5240 };
--static const u_int16_t rcl2[] = /* 4 MKK channels: 34, 38, 42, 46 */
--{ 5170, 5190, 5210, 5230 };
--static const u_int16_t rcl3[] = /* 2.4Ghz ch: 1,6,11,7,13 */
--{ 2412, 2437, 2462, 2442, 2472 };
--static const u_int16_t rcl4[] = /* 5 FCC channel: 149, 153, 161, 165 */
--{ 5745, 5765, 5785, 5805, 5825 };
--static const u_int16_t rcl7[] = /* 11 ETSI channel: 100,104,108,112,116,120,124,128,132,136,140 */
--{ 5500, 5520, 5540, 5560, 5580, 5600, 5620, 5640, 5660, 5680, 5700 };
--static const u_int16_t rcl8[] = /* 2.4Ghz ch: 2,3,4,5,8,9,10,12 */
--{ 2417, 2422, 2427, 2432, 2447, 2452, 2457, 2467 };
--static const u_int16_t rcl9[] = /* 2.4Ghz ch: 14 */
--{ 2484 };
--static const u_int16_t rcl10[] = /* Added Korean channels 2312-2372 */
--{ 2312, 2317, 2322, 2327, 2332, 2337, 2342, 2347, 2352, 2357, 2362, 2367, 2372 };
--static const u_int16_t rcl11[] = /* Added Japan channels in 4.9/5.0 spectrum */
--{ 5040, 5060, 5080, 4920, 4940, 4960, 4980 };
--#ifdef ATH_TURBO_SCAN
--static const u_int16_t rcl5[] = /* 3 static turbo channels */
--{ 5210, 5250, 5290 };
--static const u_int16_t rcl6[] = /* 2 static turbo channels */
--{ 5760, 5800 };
--static const u_int16_t rcl6x[] = /* 4 FCC3 turbo channels */
--{ 5540, 5580, 5620, 5660 };
--static const u_int16_t rcl12[] = /* 2.4Ghz Turbo channel 6 */
--{ 2437 };
--static const u_int16_t rcl13[] = /* dynamic Turbo channels */
--{ 5200, 5240, 5280, 5765, 5805 };
--#endif /* ATH_TURBO_SCAN */
--
--struct scanlist {
-- u_int16_t mode;
-- u_int16_t count;
-- const u_int16_t *list;
--};
--
--#define IEEE80211_MODE_TURBO_STATIC_A IEEE80211_MODE_MAX
--#define X(a) .count = sizeof(a)/sizeof(a[0]), .list = a
--
--static const struct scanlist staScanTable[] = {
-- { IEEE80211_MODE_11B, X(rcl3) },
-- { IEEE80211_MODE_11A, X(rcl1) },
-- { IEEE80211_MODE_11A, X(rcl2) },
-- { IEEE80211_MODE_11B, X(rcl8) },
-- { IEEE80211_MODE_11B, X(rcl9) },
-- { IEEE80211_MODE_11A, X(rcl4) },
--#ifdef ATH_TURBO_SCAN
-- { IEEE80211_MODE_TURBO_STATIC_A, X(rcl5) },
-- { IEEE80211_MODE_TURBO_STATIC_A, X(rcl6) },
-- { IEEE80211_MODE_TURBO_A, X(rcl6x) },
-- { IEEE80211_MODE_TURBO_A, X(rcl13) },
--#endif /* ATH_TURBO_SCAN */
-- { IEEE80211_MODE_11A, X(rcl7) },
-- { IEEE80211_MODE_11B, X(rcl10) },
-- { IEEE80211_MODE_11A, X(rcl11) },
--#ifdef ATH_TURBO_SCAN
-- { IEEE80211_MODE_TURBO_G, X(rcl12) },
--#endif /* ATH_TURBO_SCAN */
-- { .list = NULL }
--};
--
--#undef X
--
--static int
--checktable(const struct scanlist *scan, const struct ieee80211_channel *c)
--{
-- int i;
--
-- for (; scan->list != NULL; scan++) {
-- for (i = 0; i < scan->count; i++)
-- if (scan->list[i] == c->ic_freq)
-- return 1;
-- }
-- return 0;
--}
--
- /*
- * Start a station-mode scan by populating the channel list.
- */
-@@ -467,81 +326,11 @@
- {
- struct ieee80211com *ic = vap->iv_ic;
- struct sta_table *st = ss->ss_priv;
-- const struct scanlist *scan;
-- enum ieee80211_phymode mode;
-- struct ieee80211_channel *c;
-- int i;
-
- ss->ss_last = 0;
-- /*
-- * Use the table of ordered channels to construct the list
-- * of channels for scanning. Any channels in the ordered
-- * list not in the master list will be discarded.
-- */
-- for (scan = staScanTable; scan->list != NULL; scan++) {
-- mode = scan->mode;
-- if (vap->iv_des_mode != IEEE80211_MODE_AUTO) {
-- /*
-- * If a desired mode was specified, scan only
-- * channels that satisfy that constraint.
-- */
-- if (vap->iv_des_mode != mode) {
-- /*
-- * The scan table marks 2.4Ghz channels as b
-- * so if the desired mode is 11g, then use
-- * the 11b channel list but upgrade the mode.
-- */
-- if (vap->iv_des_mode != IEEE80211_MODE_11G ||
-- mode != IEEE80211_MODE_11B)
-- continue;
-- mode = IEEE80211_MODE_11G; /* upgrade */
-- }
-- } else {
-- /*
-- * This lets ieee80211_scan_add_channels
-- * upgrade an 11b channel to 11g if available.
-- */
-- if (mode == IEEE80211_MODE_11B)
-- mode = IEEE80211_MODE_AUTO;
-- }
-- /* XR does not operate on turbo channels */
-- if ((vap->iv_flags & IEEE80211_F_XR) &&
-- (mode == IEEE80211_MODE_TURBO_A ||
-- mode == IEEE80211_MODE_TURBO_G))
-- continue;
-- /*
-- * Add the list of the channels; any that are not
-- * in the master channel list will be discarded.
-- */
-- add_channels(ic, ss, mode, scan->list, scan->count);
-- }
--
-- /*
-- * Add the channels from the ic (from HAL) that are not present
-- * in the staScanTable.
-- */
-- for (i = 0; i < ic->ic_nchans; i++) {
-- c = &ic->ic_channels[i];
-- /*
-- * scan dynamic turbo channels in normal mode.
-- */
-- if (IEEE80211_IS_CHAN_DTURBO(c))
-- continue;
-- mode = ieee80211_chan2mode(c);
-- if (vap->iv_des_mode != IEEE80211_MODE_AUTO) {
-- /*
-- * If a desired mode was specified, scan only
-- * channels that satisfy that constraint.
-- */
-- if (vap->iv_des_mode != mode)
-- continue;
--
-- }
-- if (!checktable(staScanTable, c))
-- ss->ss_chans[ss->ss_last++] = c;
-- }
--
-+ ieee80211_scan_add_channels(ic, ss, vap->iv_des_mode);
- ss->ss_next = 0;
-+
- /* XXX tunables */
- /*
- * The scanner will stay on station for ss_maxdwell ms (using a
-@@ -750,17 +539,7 @@
- fail = 0;
- if (isclr(ic->ic_chan_active, ieee80211_chan2ieee(ic, se->se_chan)))
- fail |= 0x01;
-- /*
-- * NB: normally the desired mode is used to construct
-- * the channel list, but it's possible for the scan
-- * cache to include entries for stations outside this
-- * list so we check the desired mode here to weed them
-- * out.
-- */
-- if (vap->iv_des_mode != IEEE80211_MODE_AUTO &&
-- (se->se_chan->ic_flags & IEEE80211_CHAN_ALLTURBO) !=
-- chanflags[vap->iv_des_mode])
-- fail |= 0x01;
-+
- if (vap->iv_opmode == IEEE80211_M_IBSS) {
- if ((se->se_capinfo & IEEE80211_CAPINFO_IBSS) == 0)
- fail |= 0x02;
-@@ -1175,78 +954,6 @@
- .scan_default = ieee80211_sta_join,
- };
-
--/*
-- * Start an adhoc-mode scan by populating the channel list.
-- */
--static int
--adhoc_start(struct ieee80211_scan_state *ss, struct ieee80211vap *vap)
--{
-- struct ieee80211com *ic = vap->iv_ic;
-- struct sta_table *st = ss->ss_priv;
-- const struct scanlist *scan;
-- enum ieee80211_phymode mode;
--
-- ss->ss_last = 0;
-- /*
-- * Use the table of ordered channels to construct the list
-- * of channels for scanning. Any channels in the ordered
-- * list not in the master list will be discarded.
-- */
-- for (scan = staScanTable; scan->list != NULL; scan++) {
-- mode = scan->mode;
-- if (vap->iv_des_mode != IEEE80211_MODE_AUTO) {
-- /*
-- * If a desired mode was specified, scan only
-- * channels that satisfy that constraint.
-- */
-- if (vap->iv_des_mode != mode) {
-- /*
-- * The scan table marks 2.4Ghz channels as b
-- * so if the desired mode is 11g, then use
-- * the 11b channel list but upgrade the mode.
-- */
-- if (vap->iv_des_mode != IEEE80211_MODE_11G ||
-- mode != IEEE80211_MODE_11B)
-- continue;
-- mode = IEEE80211_MODE_11G; /* upgrade */
-- }
-- } else {
-- /*
-- * This lets ieee80211_scan_add_channels
-- * upgrade an 11b channel to 11g if available.
-- */
-- if (mode == IEEE80211_MODE_11B)
-- mode = IEEE80211_MODE_AUTO;
-- }
-- /* XR does not operate on turbo channels */
-- if ((vap->iv_flags & IEEE80211_F_XR) &&
-- (mode == IEEE80211_MODE_TURBO_A ||
-- mode == IEEE80211_MODE_TURBO_G))
-- continue;
-- /*
-- * Add the list of the channels; any that are not
-- * in the master channel list will be discarded.
-- */
-- add_channels(ic, ss, mode, scan->list, scan->count);
-- }
-- ss->ss_next = 0;
-- /* XXX tunables */
-- ss->ss_mindwell = msecs_to_jiffies(200); /* 200ms */
-- ss->ss_maxdwell = msecs_to_jiffies(200); /* 200ms */
--
--#ifdef IEEE80211_DEBUG
-- if (ieee80211_msg_scan(vap)) {
-- printk("%s: scan set ", vap->iv_dev->name);
-- ieee80211_scan_dump_channels(ss);
-- printk(" dwell min %ld max %ld\n",
-- ss->ss_mindwell, ss->ss_maxdwell);
-- }
--#endif /* IEEE80211_DEBUG */
--
-- st->st_newscan = 1;
--
-- return 0;
--}
-
- /*
- * Select a channel to start an adhoc network on.
-@@ -1412,7 +1119,7 @@
- .scan_name = "default",
- .scan_attach = sta_attach,
- .scan_detach = sta_detach,
-- .scan_start = adhoc_start,
-+ .scan_start = sta_start,
- .scan_restart = sta_restart,
- .scan_cancel = sta_cancel,
- .scan_end = adhoc_pick_bss,
---- a/net80211/ieee80211.c
-+++ b/net80211/ieee80211.c
-@@ -292,6 +292,11 @@
- ("channel with bogus ieee number %u", c->ic_ieee));
- setbit(ic->ic_chan_avail, c->ic_ieee);
-
-+ if (c->ic_scanflags & IEEE80211_NOSCAN_DEFAULT)
-+ c->ic_scanflags |= IEEE80211_NOSCAN_SET;
-+ else
-+ c->ic_scanflags &= ~IEEE80211_NOSCAN_SET;
-+
- /* Identify mode capabilities. */
- if (IEEE80211_IS_CHAN_A(c))
- ic->ic_modecaps |= 1 << IEEE80211_MODE_11A;
---- a/net80211/_ieee80211.h
-+++ b/net80211/_ieee80211.h
-@@ -132,6 +132,11 @@
- IEEE80211_SCAN_FIRST = 2, /* take first suitable candidate */
- };
-
-+enum ieee80211_scanflags {
-+ IEEE80211_NOSCAN_DEFAULT = (1 << 0),
-+ IEEE80211_NOSCAN_SET = (1 << 1),
-+};
-+
- /*
- * Channels are specified by frequency and attributes.
- */
-@@ -142,6 +147,7 @@
- int8_t ic_maxregpower; /* maximum regulatory tx power in dBm */
- int8_t ic_maxpower; /* maximum tx power in dBm */
- int8_t ic_minpower; /* minimum tx power in dBm */
-+ u_int8_t ic_scanflags;
- };
-
- #define IEEE80211_CHAN_MAX 255
---- a/net80211/ieee80211_ioctl.h
-+++ b/net80211/ieee80211_ioctl.h
-@@ -556,6 +556,7 @@
- #define IEEE80211_IOCTL_WDSADDMAC (SIOCIWFIRSTPRIV+26)
- #define IEEE80211_IOCTL_WDSDELMAC (SIOCIWFIRSTPRIV+28)
- #define IEEE80211_IOCTL_KICKMAC (SIOCIWFIRSTPRIV+30)
-+#define IEEE80211_IOCTL_SETSCANLIST (SIOCIWFIRSTPRIV+31)
-
- enum {
- IEEE80211_WMMPARAMS_CWMIN = 1,
---- a/net80211/ieee80211_scan_ap.c
-+++ b/net80211/ieee80211_scan_ap.c
-@@ -200,131 +200,7 @@
-
- static int ap_flush(struct ieee80211_scan_state *);
- static void action_tasklet(IEEE80211_TQUEUE_ARG);
--static struct ieee80211_channel *find11gchannel(struct ieee80211com *ic,
-- int i, int freq);
-
--static const u_int chanflags[] = {
-- IEEE80211_CHAN_B, /* IEEE80211_MODE_AUTO */
-- IEEE80211_CHAN_A, /* IEEE80211_MODE_11A */
-- IEEE80211_CHAN_B, /* IEEE80211_MODE_11B */
-- IEEE80211_CHAN_PUREG, /* IEEE80211_MODE_11G */
-- IEEE80211_CHAN_FHSS, /* IEEE80211_MODE_FH */
-- IEEE80211_CHAN_A, /* IEEE80211_MODE_TURBO_A */ /* for turbo mode
-- * look for AP in
-- * normal channel
-- */
-- IEEE80211_CHAN_PUREG, /* IEEE80211_MODE_TURBO_G */
-- IEEE80211_CHAN_ST, /* IEEE80211_MODE_TURBO_STATIC_A */
--};
--
--static const u_int16_t rcl1[] = /* 8 FCC channel: 52, 56, 60, 64,
-- * 36, 40, 44, 48 */
--{ 5260, 5280, 5300, 5320, 5180, 5200, 5220, 5240 };
--static const u_int16_t rcl2[] = /* 4 MKK channels: 34, 38, 42, 46 */
--{ 5170, 5190, 5210, 5230 };
--static const u_int16_t rcl3[] = /* 2.4Ghz ch: 1,6,11,7,13 */
--{ 2412, 2437, 2462, 2442, 2472 };
--static const u_int16_t rcl4[] = /* 5 FCC channel: 149, 153, 161, 165 */
--{ 5745, 5765, 5785, 5805, 5825 };
--static const u_int16_t rcl7[] = /* 11 ETSI channel: 100, 104, 108, 112,
-- * 116, 120, 124, 128,
-- * 132, 136, 140 */
--{ 5500, 5520, 5540, 5560, 5580, 5600, 5620, 5640, 5660, 5680, 5700 };
--static const u_int16_t rcl8[] = /* 2.4Ghz ch: 2,3,4,5,8,9,10,12 */
--{ 2417, 2422, 2427, 2432, 2447, 2452, 2457, 2467 };
--static const u_int16_t rcl9[] = /* 2.4Ghz ch: 14 */
--{ 2484 };
--static const u_int16_t rcl10[] = /* Added Korean channels 2312-2372 */
--{ 2312, 2317, 2322, 2327, 2332, 2337, 2342, 2347, 2352, 2357, 2362, 2367, 2372 };
--static const u_int16_t rcl11[] = /* Added Japan channels in 4.9/5.0 spectrum */
--{ 5040, 5060, 5080, 4920, 4940, 4960, 4980 };
--#ifdef ATH_TURBO_SCAN
--static const u_int16_t rcl5[] = /* 3 static turbo channels */
--{ 5210, 5250, 5290 };
--static const u_int16_t rcl6[] = /* 2 static turbo channels */
--{ 5760, 5800 };
--static const u_int16_t rcl6x[] = /* 4 FCC3 turbo channels */
--{ 5540, 5580, 5620, 5660 };
--static const u_int16_t rcl12[] = /* 2.4Ghz Turbo channel 6 */
--{ 2437 };
--static const u_int16_t rcl13[] = /* dynamic Turbo channels */
--{ 5200, 5240, 5280, 5765, 5805 };
--#endif /* ATH_TURBO_SCAN */
--
--struct scanlist {
-- u_int16_t mode;
-- u_int16_t count;
-- const u_int16_t *list;
--};
--
--#define IEEE80211_MODE_TURBO_STATIC_A IEEE80211_MODE_MAX
--#define X(a) .count = ARRAY_SIZE(a), .list = a
--
--static const struct scanlist staScanTable[] = {
-- { IEEE80211_MODE_11B, X(rcl3) },
-- { IEEE80211_MODE_11A, X(rcl1) },
-- { IEEE80211_MODE_11A, X(rcl2) },
-- { IEEE80211_MODE_11B, X(rcl8) },
-- { IEEE80211_MODE_11B, X(rcl9) },
-- { IEEE80211_MODE_11A, X(rcl4) },
--#ifdef ATH_TURBO_SCAN
-- { IEEE80211_MODE_TURBO_STATIC_A, X(rcl5) },
-- { IEEE80211_MODE_TURBO_STATIC_A, X(rcl6) },
-- { IEEE80211_MODE_TURBO_A, X(rcl6x) },
-- { IEEE80211_MODE_TURBO_A, X(rcl13) },
--#endif /* ATH_TURBO_SCAN */
-- { IEEE80211_MODE_11A, X(rcl7) },
-- { IEEE80211_MODE_11B, X(rcl10) },
-- { IEEE80211_MODE_11A, X(rcl11) },
--#ifdef ATH_TURBO_SCAN
-- { IEEE80211_MODE_TURBO_G, X(rcl12) },
--#endif /* ATH_TURBO_SCAN */
-- { .list = NULL }
--};
--
--#undef X
--/* This function must be invoked with locks acquired */
--static void
--add_channels(struct ieee80211com *ic,
-- struct ieee80211_scan_state *ss,
-- enum ieee80211_phymode mode, const u_int16_t freq[], int nfreq)
--{
-- struct ieee80211_channel *c, *cg;
-- u_int modeflags;
-- int i;
--
-- KASSERT(mode < ARRAY_SIZE(chanflags), ("Unexpected mode %u", mode));
-- modeflags = chanflags[mode];
-- for (i = 0; i < nfreq; i++) {
-- c = ieee80211_find_channel(ic, freq[i], modeflags);
-- if ((c == NULL) || isclr(ic->ic_chan_active, c->ic_ieee))
-- continue;
-- if (mode == IEEE80211_MODE_AUTO) {
-- /* XXX special-case 11b/g channels so we select
-- * the g channel if both are present. */
-- if (IEEE80211_IS_CHAN_B(c) &&
-- (cg = find11gchannel(ic, i, c->ic_freq)) != NULL)
-- c = cg;
-- }
-- if (ss->ss_last >= IEEE80211_SCAN_MAX)
-- break;
-- ss->ss_chans[ss->ss_last++] = c;
-- }
--}
--
--/* This function must be invoked with locks acquired */
--static int
--checktable(const struct scanlist *scan, const struct ieee80211_channel *c)
--{
-- int i;
--
-- for (; scan->list != NULL; scan++) {
-- for (i = 0; i < scan->count; i++)
-- if (scan->list[i] == c->ic_freq)
-- return 1;
-- }
-- return 0;
--}
-
- /*
- * Attach prior to any scanning work.
-@@ -398,29 +274,6 @@
- ieee80211_saveie(iep, ie);
- }
-
--/* This function must be invoked with locks acquired */
--static struct ieee80211_channel *
--find11gchannel(struct ieee80211com *ic, int i, int freq)
--{
-- struct ieee80211_channel *c;
-- int j;
--
-- /* The normal ordering in the channel list is b channel
-- * immediately followed by g so optimize the search for
-- * this. We'll still do a full search just in case. */
-- for (j = i + 1; j < ic->ic_nchans; j++) {
-- c = &ic->ic_channels[j];
-- if ((c->ic_freq == freq) && IEEE80211_IS_CHAN_ANYG(c))
-- return c;
-- }
-- for (j = 0; j < i; j++) {
-- c = &ic->ic_channels[j];
-- if ((c->ic_freq == freq) && IEEE80211_IS_CHAN_ANYG(c))
-- return c;
-- }
-- return NULL;
--}
--
- /*
- * Start an ap scan by populating the channel list.
- */
-@@ -429,90 +282,14 @@
- {
- struct ap_state *as = ss->ss_priv;
- struct ieee80211com *ic = NULL;
-- const struct scanlist *sl = NULL;
-- struct ieee80211_channel *c = NULL;
-- int i;
-- unsigned int mode = 0;
-
- SCAN_AP_LOCK_IRQ(as);
- ic = vap->iv_ic;
- /* Determine mode flags to match, or leave zero for auto mode */
- as->as_vap_desired_mode = vap->iv_des_mode;
- as->as_required_mode = 0;
-- if (as->as_vap_desired_mode != IEEE80211_MODE_AUTO) {
-- as->as_required_mode = chanflags[as->as_vap_desired_mode];
-- if ((vap->iv_ath_cap & IEEE80211_ATHC_TURBOP) &&
-- (as->as_required_mode != IEEE80211_CHAN_ST)) {
-- /* Fixup for dynamic turbo flags */
-- if (as->as_vap_desired_mode == IEEE80211_MODE_11G)
-- as->as_required_mode = IEEE80211_CHAN_108G;
-- else
-- as->as_required_mode = IEEE80211_CHAN_108A;
-- }
-- }
--
-- ss->ss_last = 0;
-- /* Use the table of ordered channels to construct the list
-- * of channels for scanning. Any channels in the ordered
-- * list not in the master list will be discarded. */
-- for (sl = staScanTable; sl->list != NULL; sl++) {
-- mode = sl->mode;
--
-- /* The scan table marks 2.4Ghz channels as b
-- * so if the desired mode is 11g, then use
-- * the 11b channel list but upgrade the mode. */
-- if (as->as_vap_desired_mode &&
-- (as->as_vap_desired_mode != mode) &&
-- (as->as_vap_desired_mode == IEEE80211_MODE_11G) &&
-- (mode == IEEE80211_MODE_11B))
-- mode = IEEE80211_MODE_11G;
--
-- /* If we are in "AUTO" mode, upgrade the mode to auto.
-- * This lets add_channels upgrade an 11b channel to
-- * 11g if available. */
-- if (!as->as_vap_desired_mode && (mode == IEEE80211_MODE_11B))
-- mode = IEEE80211_MODE_AUTO;
--
-- /* Add the list of the channels; any that are not
-- * in the master channel list will be discarded. */
-- add_channels(ic, ss, mode, sl->list, sl->count);
-- }
--
-- /* Add the channels from the ic (from HAL) that are not present
-- * in the staScanTable, assuming they pass the sanity checks... */
-- for (i = 0; i < ic->ic_nchans; i++) {
-- c = &ic->ic_channels[i];
--
-- /* XR is not supported on turbo channels */
-- if (IEEE80211_IS_CHAN_TURBO(c) && vap->iv_flags & IEEE80211_F_XR)
-- continue;
-+ ieee80211_scan_add_channels(ic, ss, vap->iv_des_mode);
-
-- /* Dynamic channels are scanned in base mode */
-- if (!as->as_required_mode && !IEEE80211_IS_CHAN_ST(c))
-- continue;
--
-- /* Use any 11g channel instead of 11b one. */
-- if (vap->iv_des_mode == IEEE80211_MODE_AUTO &&
-- IEEE80211_IS_CHAN_B(c) &&
-- find11gchannel(ic, i, c->ic_freq))
-- continue;
--
-- /* Do not add channels already put into the scan list by the
-- * scan table - these have already been filtered by mode
-- * and for whether they are in the active channel list. */
-- if (checktable(staScanTable, c))
-- continue;
--
-- /* Make sure the channel is active */
-- if ((c == NULL) || isclr(ic->ic_chan_active, c->ic_ieee))
-- continue;
--
-- /* Don't overrun */
-- if (ss->ss_last >= IEEE80211_SCAN_MAX)
-- break;
--
-- ss->ss_chans[ss->ss_last++] = c;
-- }
- ss->ss_next = 0;
- /* XXX tunables */
- ss->ss_mindwell = msecs_to_jiffies(200); /* 200ms */
-@@ -831,13 +608,6 @@
- if (IEEE80211_IS_CHAN_RADAR(c->chan))
- continue;
-
-- /* Do not select 802.11a ST if mode is specified and is not
-- * 802.11a ST */
-- if (as->as_required_mode &&
-- IEEE80211_IS_CHAN_STURBO(c->chan) &&
-- (as->as_vap_desired_mode != IEEE80211_MODE_TURBO_STATIC_A))
-- continue;
--
- /* Verify mode matches any fixed mode specified */
- if ((c->chan->ic_flags & as->as_required_mode) !=
- as->as_required_mode)
---- a/net80211/ieee80211_scan.c
-+++ b/net80211/ieee80211_scan.c
-@@ -969,6 +969,80 @@
- }
- }
-
-+static const u_int chanflags[] = {
-+ 0, /* IEEE80211_MODE_AUTO */
-+ IEEE80211_CHAN_A, /* IEEE80211_MODE_11A */
-+ IEEE80211_CHAN_B, /* IEEE80211_MODE_11B */
-+ IEEE80211_CHAN_PUREG, /* IEEE80211_MODE_11G */
-+ IEEE80211_CHAN_FHSS, /* IEEE80211_MODE_FH */
-+ IEEE80211_CHAN_A, /* IEEE80211_MODE_TURBO_A */ /* for turbo mode look for AP in normal channel */
-+ IEEE80211_CHAN_PUREG, /* IEEE80211_MODE_TURBO_G */
-+ IEEE80211_CHAN_ST, /* IEEE80211_MODE_TURBO_STATIC_A */
-+};
-+
-+static struct ieee80211_channel *
-+find11gchannel(struct ieee80211com *ic, int i, int freq)
-+{
-+ struct ieee80211_channel *c;
-+ int j;
-+
-+ /*
-+ * The normal ordering in the channel list is b channel
-+ * immediately followed by g so optimize the search for
-+ * this. We'll still do a full search just in case.
-+ */
-+ for (j = i+1; j < ic->ic_nchans; j++) {
-+ c = &ic->ic_channels[j];
-+ if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
-+ return c;
-+ }
-+ for (j = 0; j < i; j++) {
-+ c = &ic->ic_channels[j];
-+ if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
-+ return c;
-+ }
-+ return NULL;
-+}
-+
-+
-+void
-+ieee80211_scan_add_channels(struct ieee80211com *ic,
-+ struct ieee80211_scan_state *ss,
-+ enum ieee80211_phymode mode)
-+{
-+ struct ieee80211_channel *c, *cg;
-+ u_int modeflags;
-+ int i;
-+
-+ KASSERT(mode < ARRAY_SIZE(chanflags), ("Unexpected mode %u", mode));
-+ modeflags = chanflags[mode];
-+ for (i = 0; i < ic->ic_nchans; i++) {
-+ c = &ic->ic_channels[i];
-+ if (c == NULL || isclr(ic->ic_chan_active, c->ic_ieee))
-+ continue;
-+ if (c->ic_scanflags & IEEE80211_NOSCAN_SET)
-+ continue;
-+ if (modeflags &&
-+ ((c->ic_flags & IEEE80211_CHAN_ALLTURBO) !=
-+ (modeflags & IEEE80211_CHAN_ALLTURBO)))
-+ continue;
-+ if (mode == IEEE80211_MODE_AUTO) {
-+ /*
-+ * XXX special-case 11b/g channels so we select
-+ * the g channel if both are present.
-+ */
-+ if (IEEE80211_IS_CHAN_B(c) &&
-+ (cg = find11gchannel(ic, i, c->ic_freq)) != NULL)
-+ continue;
-+ }
-+ if (ss->ss_last >= IEEE80211_SCAN_MAX)
-+ break;
-+ ss->ss_chans[ss->ss_last++] = c;
-+ }
-+}
-+EXPORT_SYMBOL(ieee80211_scan_add_channels);
-+
-+
- /*
- * Execute radar channel change. This is called when a radar/dfs
- * signal is detected. AP mode only. Return 1 on success, 0 on
---- a/net80211/ieee80211_scan.h
-+++ b/net80211/ieee80211_scan.h
-@@ -219,4 +219,7 @@
- void ieee80211_scanner_unregister(enum ieee80211_opmode,
- const struct ieee80211_scanner *);
- void ieee80211_scanner_unregister_all(const struct ieee80211_scanner *);
-+void ieee80211_scan_add_channels(struct ieee80211com *ic,
-+ struct ieee80211_scan_state *ss,
-+ enum ieee80211_phymode mode);
- #endif /* _NET80211_IEEE80211_SCAN_H_ */
---- a/net80211/ieee80211_wireless.c
-+++ b/net80211/ieee80211_wireless.c
-@@ -3911,6 +3911,106 @@
- return ieee80211_ioctl_setmlme(dev, info, w, (char *)&mlme);
- }
-
-+static inline void setflag(struct ieee80211_channel *c, int flag)
-+{
-+ if (flag)
-+ c->ic_scanflags |= IEEE80211_NOSCAN_SET;
-+ else
-+ c->ic_scanflags &= ~IEEE80211_NOSCAN_SET;
-+}
-+
-+static void setscanflag(struct ieee80211com *ic, int min, int max, int set)
-+{
-+ int i;
-+
-+ for (i = 0; i < ic->ic_nchans; i++) {
-+ struct ieee80211_channel *c = &ic->ic_channels[i];
-+
-+ if (min == -1) {
-+ if (!(c->ic_scanflags & IEEE80211_NOSCAN_DEFAULT))
-+ setflag(c, set);
-+ } else if ((c->ic_freq >= min) && (c->ic_freq <= max)) {
-+ setflag(c, set);
-+ }
-+ }
-+}
-+
-+static int
-+ieee80211_ioctl_setscanlist(struct net_device *dev,
-+ struct iw_request_info *info,
-+ struct iw_point *data, char *extra)
-+{
-+ struct ieee80211vap *vap = dev->priv;
-+ struct ieee80211com *ic = vap->iv_ic;
-+ char *s, *next;
-+ int val = 1;
-+
-+ if (data->length <= 0)
-+ return -EINVAL;
-+
-+ s = kmalloc(data->length + 1, GFP_KERNEL);
-+ if (!s)
-+ return -ENOMEM;
-+
-+ memset(s, 0, data->length + 1);
-+ if (copy_from_user(s, data->pointer, data->length))
-+ return -EFAULT;
-+
-+ s[data->length - 1] = '\0'; /* ensure null termination */
-+
-+ switch(*s) {
-+ case '-':
-+ val = 1;
-+ break;
-+ case '+':
-+ val = 0;
-+ break;
-+ default:
-+ goto error;
-+ }
-+ s++;
-+ next = s;
-+ do {
-+ next = strchr(s, ',');
-+ if (next) {
-+ *next = 0;
-+ next++;
-+ }
-+ if (!strcmp(s, "ALL")) {
-+ setscanflag(ic, 0, 10000, val);
-+ } else if (!strcmp(s, "REG")) {
-+ setscanflag(ic, -1, -1, val);
-+ } else {
-+ int min, max;
-+ char *n, *end = NULL;
-+
-+ n = strchr(s, '-');
-+ if (n) {
-+ *n = 0;
-+ n++;
-+ }
-+ min = simple_strtoul(s, &end, 10);
-+ if (end && *end)
-+ goto error;
-+ if (n) {
-+ max = simple_strtoul(n, &end, 10);
-+ if (end && *end)
-+ goto error;
-+ } else {
-+ max = min;
-+ }
-+ setscanflag(ic, min, max, val);
-+ }
-+ s = next;
-+ } while (next);
-+ return 0;
-+
-+error:
-+ if (s)
-+ kfree(s);
-+ return -EINVAL;
-+}
-+
- static int
- ieee80211_ioctl_addmac(struct net_device *dev, struct iw_request_info *info,
- void *w, char *extra)
-@@ -5712,6 +5812,8 @@
- IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "minrate"},
- {IEEE80211_PARAM_MINRATE,
- 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_minrate"},
-+ { IEEE80211_IOCTL_SETSCANLIST,
-+ IW_PRIV_TYPE_CHAR | 255, 0, "setscanlist"},
-
- #ifdef ATH_REVERSE_ENGINEERING
- /*
-@@ -5809,6 +5911,7 @@
- set_priv(IEEE80211_IOCTL_WDSADDMAC, ieee80211_ioctl_wdsmac),
- set_priv(IEEE80211_IOCTL_WDSDELMAC, ieee80211_ioctl_wdsdelmac),
- set_priv(IEEE80211_IOCTL_KICKMAC, ieee80211_ioctl_kickmac),
-+ set_priv(IEEE80211_IOCTL_SETSCANLIST, ieee80211_ioctl_setscanlist),
- #ifdef ATH_REVERSE_ENGINEERING
- set_priv(IEEE80211_IOCTL_READREG, ieee80211_ioctl_readreg),
- set_priv(IEEE80211_IOCTL_WRITEREG, ieee80211_ioctl_writereg),
projects / openwrt.git / blobdiff