diff options
Diffstat (limited to 'package/mac80211/patches/300-pending_work.patch')
| -rw-r--r-- | package/mac80211/patches/300-pending_work.patch | 170 |
1 files changed, 169 insertions, 1 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index e4544938f..f7a0aede5 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -386,7 +386,90 @@ } --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c -@@ -1390,7 +1390,7 @@ static void ieee80211_set_disassoc(struc +@@ -818,23 +818,71 @@ void ieee80211_sta_process_chanswitch(st + } + + static void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata, +- u16 capab_info, u8 *pwr_constr_elem, +- u8 pwr_constr_elem_len) ++ struct ieee80211_channel *channel, ++ const u8 *country_ie, u8 country_ie_len, ++ const u8 *pwr_constr_elem) + { +- struct ieee80211_conf *conf = &sdata->local->hw.conf; ++ struct ieee80211_country_ie_triplet *triplet; ++ int chan = ieee80211_frequency_to_channel(channel->center_freq); ++ int i, chan_pwr, chan_increment, new_ap_level; ++ bool have_chan_pwr = false; + +- if (!(capab_info & WLAN_CAPABILITY_SPECTRUM_MGMT)) ++ /* Invalid IE */ ++ if (country_ie_len % 2 || country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN) + return; + +- /* Power constraint IE length should be 1 octet */ +- if (pwr_constr_elem_len != 1) +- return; ++ triplet = (void *)(country_ie + 3); ++ country_ie_len -= 3; + +- if ((*pwr_constr_elem <= conf->channel->max_reg_power) && +- (*pwr_constr_elem != sdata->local->power_constr_level)) { +- sdata->local->power_constr_level = *pwr_constr_elem; +- ieee80211_hw_config(sdata->local, 0); ++ switch (channel->band) { ++ default: ++ WARN_ON_ONCE(1); ++ /* fall through */ ++ case IEEE80211_BAND_2GHZ: ++ case IEEE80211_BAND_60GHZ: ++ chan_increment = 1; ++ break; ++ case IEEE80211_BAND_5GHZ: ++ chan_increment = 4; ++ break; + } ++ ++ /* find channel */ ++ while (country_ie_len >= 3) { ++ u8 first_channel = triplet->chans.first_channel; ++ ++ if (first_channel >= IEEE80211_COUNTRY_EXTENSION_ID) ++ goto next; ++ ++ for (i = 0; i < triplet->chans.num_channels; i++) { ++ if (first_channel + i * chan_increment == chan) { ++ have_chan_pwr = true; ++ chan_pwr = triplet->chans.max_power; ++ break; ++ } ++ } ++ if (have_chan_pwr) ++ break; ++ ++ next: ++ triplet++; ++ country_ie_len -= 3; ++ } ++ ++ if (!have_chan_pwr) ++ return; ++ ++ new_ap_level = max_t(int, 0, chan_pwr - *pwr_constr_elem); ++ ++ if (sdata->local->ap_power_level == new_ap_level) ++ return; ++ ++ sdata_info(sdata, ++ "Limiting TX power to %d (%d - %d) dBm as advertised by %pM\n", ++ new_ap_level, chan_pwr, *pwr_constr_elem, ++ sdata->u.mgd.bssid); ++ sdata->local->ap_power_level = new_ap_level; ++ ieee80211_hw_config(sdata->local, 0); + } + + void ieee80211_enable_dyn_ps(struct ieee80211_vif *vif) +@@ -1390,7 +1438,7 @@ static void ieee80211_set_disassoc(struc sta = sta_info_get(sdata, ifmgd->bssid); if (sta) { set_sta_flag(sta, WLAN_STA_BLOCK_BA); @@ -395,6 +478,38 @@ } mutex_unlock(&local->sta_mtx); +@@ -1438,7 +1486,7 @@ static void ieee80211_set_disassoc(struc + memset(&ifmgd->ht_capa, 0, sizeof(ifmgd->ht_capa)); + memset(&ifmgd->ht_capa_mask, 0, sizeof(ifmgd->ht_capa_mask)); + +- local->power_constr_level = 0; ++ local->ap_power_level = 0; + + del_timer_sync(&local->dynamic_ps_timer); + cancel_work_sync(&local->dynamic_ps_enable_work); +@@ -2530,15 +2578,13 @@ static void ieee80211_rx_mgmt_beacon(str + bssid, true); + } + +- /* Note: country IE parsing is done for us by cfg80211 */ +- if (elems.country_elem) { +- /* TODO: IBSS also needs this */ +- if (elems.pwr_constr_elem) +- ieee80211_handle_pwr_constr(sdata, +- le16_to_cpu(mgmt->u.probe_resp.capab_info), +- elems.pwr_constr_elem, +- elems.pwr_constr_elem_len); +- } ++ if (elems.country_elem && elems.pwr_constr_elem && ++ mgmt->u.probe_resp.capab_info & ++ cpu_to_le16(WLAN_CAPABILITY_SPECTRUM_MGMT)) ++ ieee80211_handle_pwr_constr(sdata, local->oper_channel, ++ elems.country_elem, ++ elems.country_elem_len, ++ elems.pwr_constr_elem); + + ieee80211_bss_info_change_notify(sdata, changed); + } --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -674,7 +674,7 @@ int __must_check __sta_info_destroy(stru @@ -422,3 +537,56 @@ default: if (channel->band == IEEE80211_BAND_5GHZ) { /* Both sample_freq and chip_freq are 40MHz */ +--- a/net/mac80211/ieee80211_i.h ++++ b/net/mac80211/ieee80211_i.h +@@ -1062,7 +1062,7 @@ struct ieee80211_local { + bool disable_dynamic_ps; + + int user_power_level; /* in dBm */ +- int power_constr_level; /* in dBm */ ++ int ap_power_level; /* in dBm */ + + enum ieee80211_smps_mode smps_mode; + +@@ -1170,7 +1170,6 @@ struct ieee802_11_elems { + u8 prep_len; + u8 perr_len; + u8 country_elem_len; +- u8 pwr_constr_elem_len; + u8 quiet_elem_len; + u8 num_of_quiet_elem; /* can be more the one */ + u8 timeout_int_len; +--- a/net/mac80211/util.c ++++ b/net/mac80211/util.c +@@ -792,8 +792,11 @@ u32 ieee802_11_parse_elems_crc(u8 *start + elems->country_elem_len = elen; + break; + case WLAN_EID_PWR_CONSTRAINT: ++ if (elen != 1) { ++ elem_parse_failed = true; ++ break; ++ } + elems->pwr_constr_elem = pos; +- elems->pwr_constr_elem_len = elen; + break; + case WLAN_EID_TIMEOUT_INTERVAL: + elems->timeout_int = pos; +--- a/net/mac80211/main.c ++++ b/net/mac80211/main.c +@@ -154,13 +154,11 @@ int ieee80211_hw_config(struct ieee80211 + + if (test_bit(SCAN_SW_SCANNING, &local->scanning) || + test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning) || +- test_bit(SCAN_HW_SCANNING, &local->scanning)) ++ test_bit(SCAN_HW_SCANNING, &local->scanning) || ++ !local->ap_power_level) + power = chan->max_power; + else +- power = local->power_constr_level ? +- min(chan->max_power, +- (chan->max_reg_power - local->power_constr_level)) : +- chan->max_power; ++ power = min(chan->max_power, local->ap_power_level); + + if (local->user_power_level >= 0) + power = min(power, local->user_power_level); |