From: Felix Fietkau Date: Fri, 28 Sep 2012 18:28:54 +0000 (+0000) Subject: mac80211: fix beacon IE power constraint handling X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=d3add1f103b1870a7263b0037873b696bc726cec;p=openwrt%2Fstaging%2Fluka.git mac80211: fix beacon IE power constraint handling SVN-Revision: 33583 --- diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index e4544938f5..f7a0aede53 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); diff --git a/package/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch b/package/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch index a19627e09c..7c59e1f109 100644 --- a/package/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch +++ b/package/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch @@ -8,7 +8,7 @@ #include #include "hw.h" -@@ -523,8 +524,16 @@ static int ath9k_hw_init_macaddr(struct +@@ -523,8 +524,16 @@ static int ath9k_hw_init_macaddr(struct common->macaddr[2 * i] = eeval >> 8; common->macaddr[2 * i + 1] = eeval & 0xff; } diff --git a/package/mac80211/patches/411-ath5k_allow_adhoc_and_ap.patch b/package/mac80211/patches/411-ath5k_allow_adhoc_and_ap.patch index b515e28a68..8e02950e4a 100644 --- a/package/mac80211/patches/411-ath5k_allow_adhoc_and_ap.patch +++ b/package/mac80211/patches/411-ath5k_allow_adhoc_and_ap.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c +++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c -@@ -89,13 +89,8 @@ ath5k_add_interface(struct ieee80211_hw +@@ -89,13 +89,8 @@ ath5k_add_interface(struct ieee80211_hw goto end; } diff --git a/package/mac80211/patches/412-mac80211_allow_adhoc_and_ap.patch b/package/mac80211/patches/412-mac80211_allow_adhoc_and_ap.patch index beb3d1fc46..93f35567eb 100644 --- a/package/mac80211/patches/412-mac80211_allow_adhoc_and_ap.patch +++ b/package/mac80211/patches/412-mac80211_allow_adhoc_and_ap.patch @@ -1,6 +1,6 @@ --- a/net/mac80211/main.c +++ b/net/mac80211/main.c -@@ -794,17 +794,11 @@ int ieee80211_register_hw(struct ieee802 +@@ -792,17 +792,11 @@ int ieee80211_register_hw(struct ieee802 */ for (i = 0; i < hw->wiphy->n_iface_combinations; i++) { const struct ieee80211_iface_combination *c; diff --git a/package/mac80211/patches/431-add_platform_eeprom_support_to_ath5k.patch b/package/mac80211/patches/431-add_platform_eeprom_support_to_ath5k.patch index d4967b6b4b..6cafa236a7 100644 --- a/package/mac80211/patches/431-add_platform_eeprom_support_to_ath5k.patch +++ b/package/mac80211/patches/431-add_platform_eeprom_support_to_ath5k.patch @@ -17,7 +17,7 @@ */ static bool ath5k_pci_eeprom_read(struct ath_common *common, u32 offset, u16 *data) -@@ -82,6 +83,19 @@ ath5k_pci_eeprom_read(struct ath_common +@@ -82,6 +83,19 @@ ath5k_pci_eeprom_read(struct ath_common struct ath5k_hw *ah = (struct ath5k_hw *) common->ah; u32 status, timeout; diff --git a/package/mac80211/patches/440-ath5k_channel_bw_debugfs.patch b/package/mac80211/patches/440-ath5k_channel_bw_debugfs.patch index f9c2a09dea..a2141ab24e 100644 --- a/package/mac80211/patches/440-ath5k_channel_bw_debugfs.patch +++ b/package/mac80211/patches/440-ath5k_channel_bw_debugfs.patch @@ -101,7 +101,7 @@ drivers/net/wireless/ath/ath5k/debug.c | 86 ++++++++++++++++++++++++++++++++ /* debugfs: queues etc */ -@@ -904,6 +987,9 @@ ath5k_debug_init_device(struct ath5k_hw +@@ -904,6 +987,9 @@ ath5k_debug_init_device(struct ath5k_hw debugfs_create_file("beacon", S_IWUSR | S_IRUSR, phydir, ah, &fops_beacon); diff --git a/package/mac80211/patches/520-mac80211_cur_txpower.patch b/package/mac80211/patches/520-mac80211_cur_txpower.patch index bef6f29990..3a22a1ad35 100644 --- a/package/mac80211/patches/520-mac80211_cur_txpower.patch +++ b/package/mac80211/patches/520-mac80211_cur_txpower.patch @@ -22,7 +22,7 @@ } --- a/net/mac80211/main.c +++ b/net/mac80211/main.c -@@ -167,6 +167,7 @@ int ieee80211_hw_config(struct ieee80211 +@@ -165,6 +165,7 @@ int ieee80211_hw_config(struct ieee80211 if (local->hw.conf.power_level != power) { changed |= IEEE80211_CONF_CHANGE_POWER; diff --git a/package/mac80211/patches/522-ath9k_per_chain_signal_strength.patch b/package/mac80211/patches/522-ath9k_per_chain_signal_strength.patch index e43806866e..8b26a50b35 100644 --- a/package/mac80211/patches/522-ath9k_per_chain_signal_strength.patch +++ b/package/mac80211/patches/522-ath9k_per_chain_signal_strength.patch @@ -166,7 +166,7 @@ --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c -@@ -458,12 +458,12 @@ int ath9k_hw_process_rxdesc_edma(struct +@@ -458,12 +458,12 @@ int ath9k_hw_process_rxdesc_edma(struct /* XXX: Keycache */ rxs->rs_rssi = MS(rxsp->status5, AR_RxRSSICombined); @@ -227,7 +227,7 @@ if (ads.ds_rxstatus8 & AR_RxKeyIdxValid) --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -997,12 +997,12 @@ void ath_debug_stat_rx(struct ath_softc +@@ -997,12 +997,12 @@ void ath_debug_stat_rx(struct ath_softc #ifdef CONFIG_ATH9K_MAC_DEBUG spin_lock(&sc->debug.samp_lock); RX_SAMP_DBG(jiffies) = jiffies; @@ -363,7 +363,7 @@ * hardware stores this as 8 bit signed value. --- a/drivers/net/wireless/ath/ath9k/antenna.c +++ b/drivers/net/wireless/ath/ath9k/antenna.c -@@ -529,14 +529,14 @@ void ath_ant_comb_scan(struct ath_softc +@@ -529,14 +529,14 @@ void ath_ant_comb_scan(struct ath_softc struct ath_ant_comb *antcomb = &sc->ant_comb; int alt_ratio = 0, alt_rssi_avg = 0, main_rssi_avg = 0, curr_alt_set; int curr_main_set; diff --git a/package/mac80211/patches/540-ath9k_extra_leds.patch b/package/mac80211/patches/540-ath9k_extra_leds.patch index f80a38133d..86dc518564 100644 --- a/package/mac80211/patches/540-ath9k_extra_leds.patch +++ b/package/mac80211/patches/540-ath9k_extra_leds.patch @@ -171,7 +171,7 @@ --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -811,7 +811,7 @@ int ath9k_init_device(u16 devid, struct +@@ -811,7 +811,7 @@ int ath9k_init_device(u16 devid, struct #ifdef CONFIG_MAC80211_LEDS /* must be initialized before ieee80211_register_hw */ diff --git a/package/mac80211/patches/563-ath9k_rx_dma_stop_check.patch b/package/mac80211/patches/563-ath9k_rx_dma_stop_check.patch index 1da720733f..606eb1c63d 100644 --- a/package/mac80211/patches/563-ath9k_rx_dma_stop_check.patch +++ b/package/mac80211/patches/563-ath9k_rx_dma_stop_check.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c -@@ -689,7 +689,7 @@ bool ath9k_hw_stopdmarecv(struct ath_hw +@@ -689,7 +689,7 @@ bool ath9k_hw_stopdmarecv(struct ath_hw { #define AH_RX_STOP_DMA_TIMEOUT 10000 /* usec */ struct ath_common *common = ath9k_hw_common(ah); @@ -9,7 +9,7 @@ int i; /* Enable access to the DMA observation bus */ -@@ -719,6 +719,16 @@ bool ath9k_hw_stopdmarecv(struct ath_hw +@@ -719,6 +719,16 @@ bool ath9k_hw_stopdmarecv(struct ath_hw } if (i == 0) { diff --git a/package/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch b/package/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch index cb0bc02e8c..4f35ae899f 100644 --- a/package/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch +++ b/package/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch @@ -186,7 +186,7 @@ obj-$(CONFIG_RT2X00_LIB_PCI) += rt2x00pci.o --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c -@@ -89,20 +89,10 @@ static void rt2800pci_mcu_status(struct +@@ -89,20 +89,10 @@ static void rt2800pci_mcu_status(struct rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0); } @@ -198,12 +198,12 @@ - memcpy_fromio(rt2x00dev->eeprom, base_addr, EEPROM_SIZE); - - iounmap(base_addr); --} ++ memcpy(rt2x00dev->eeprom, rt2x00dev->eeprom_file->data, EEPROM_SIZE); + } -#else -static inline void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) -{ -+ memcpy(rt2x00dev->eeprom, rt2x00dev->eeprom_file->data, EEPROM_SIZE); - } +-} -#endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */ #ifdef CONFIG_PCI diff --git a/package/mac80211/patches/605-rt2x00-pci-eeprom.patch b/package/mac80211/patches/605-rt2x00-pci-eeprom.patch index ec58597752..fbc86199a4 100644 --- a/package/mac80211/patches/605-rt2x00-pci-eeprom.patch +++ b/package/mac80211/patches/605-rt2x00-pci-eeprom.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c -@@ -89,7 +89,7 @@ static void rt2800pci_mcu_status(struct +@@ -89,7 +89,7 @@ static void rt2800pci_mcu_status(struct rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0); } diff --git a/package/mac80211/patches/620-rt2x00-support-rt3352.patch b/package/mac80211/patches/620-rt2x00-support-rt3352.patch index 2733fbb144..27473ec759 100644 --- a/package/mac80211/patches/620-rt2x00-support-rt3352.patch +++ b/package/mac80211/patches/620-rt2x00-support-rt3352.patch @@ -127,7 +127,7 @@ } static int rt2800_get_gain_calibration_delta(struct rt2x00_dev *rt2x00dev) -@@ -2961,11 +3038,15 @@ static int rt2800_init_registers(struct +@@ -2961,11 +3038,15 @@ static int rt2800_init_registers(struct if (rt2x00_rt(rt2x00dev, RT3071) || rt2x00_rt(rt2x00dev, RT3090) || rt2x00_rt(rt2x00dev, RT3290) || diff --git a/package/mac80211/patches/849-brcmsmac-add-device-found-on-some-SoCs-like-the-bcm4.patch b/package/mac80211/patches/849-brcmsmac-add-device-found-on-some-SoCs-like-the-bcm4.patch index b432eb40ab..f70a261f03 100644 --- a/package/mac80211/patches/849-brcmsmac-add-device-found-on-some-SoCs-like-the-bcm4.patch +++ b/package/mac80211/patches/849-brcmsmac-add-device-found-on-some-SoCs-like-the-bcm4.patch @@ -10,7 +10,7 @@ BCMA_CORETABLE_END --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c -@@ -734,7 +734,7 @@ static void brcms_c_ucode_bsinit(struct +@@ -734,7 +734,7 @@ static void brcms_c_ucode_bsinit(struct brcms_c_write_mhf(wlc_hw, wlc_hw->band->mhfs); /* do band-specific ucode IHR, SHM, and SCR inits */ @@ -19,7 +19,7 @@ if (BRCMS_ISNPHY(wlc_hw->band)) brcms_c_write_inits(wlc_hw, ucode->d11n0bsinitvals16); else -@@ -2259,7 +2259,7 @@ static void brcms_ucode_download(struct +@@ -2259,7 +2259,7 @@ static void brcms_ucode_download(struct if (wlc_hw->ucode_loaded) return; diff --git a/package/mac80211/patches/851-brcmsmac-start-adding-support-for-core-rev-28.patch b/package/mac80211/patches/851-brcmsmac-start-adding-support-for-core-rev-28.patch index 9a64e88c7c..198af613cc 100644 --- a/package/mac80211/patches/851-brcmsmac-start-adding-support-for-core-rev-28.patch +++ b/package/mac80211/patches/851-brcmsmac-start-adding-support-for-core-rev-28.patch @@ -10,7 +10,7 @@ MODULE_DEVICE_TABLE(bcma, brcms_coreid_table); --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c -@@ -734,7 +734,7 @@ static void brcms_c_ucode_bsinit(struct +@@ -734,7 +734,7 @@ static void brcms_c_ucode_bsinit(struct brcms_c_write_mhf(wlc_hw, wlc_hw->band->mhfs); /* do band-specific ucode IHR, SHM, and SCR inits */ @@ -19,7 +19,7 @@ if (BRCMS_ISNPHY(wlc_hw->band)) brcms_c_write_inits(wlc_hw, ucode->d11n0bsinitvals16); else -@@ -2259,7 +2259,7 @@ static void brcms_ucode_download(struct +@@ -2259,7 +2259,7 @@ static void brcms_ucode_download(struct if (wlc_hw->ucode_loaded) return;