1 // SPDX-License-Identifier: GPL-2.0-or-later
3 	Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
24 	struct rt2x00intf_conf conf;  in rt2x00lib_config_intf()  local
27 	conf.type = type;  in rt2x00lib_config_intf()
31 		conf.sync = TSF_SYNC_ADHOC;  in rt2x00lib_config_intf()
35 		conf.sync = TSF_SYNC_AP_NONE;  in rt2x00lib_config_intf()
38 		conf.sync = TSF_SYNC_INFRA;  in rt2x00lib_config_intf()
41 		conf.sync = TSF_SYNC_NONE;  in rt2x00lib_config_intf()
51 	memset(conf.mac, 0, sizeof(conf.mac));  in rt2x00lib_config_intf()
53 		memcpy(conf.mac, mac, ETH_ALEN);  in rt2x00lib_config_intf()
55 	memset(conf.bssid, 0, sizeof(conf.bssid));  in rt2x00lib_config_intf()
57 		memcpy(conf.bssid, bssid, ETH_ALEN);  in rt2x00lib_config_intf()
60 	if (mac || (!rt2x00dev->intf_ap_count && !rt2x00dev->intf_sta_count))  in rt2x00lib_config_intf()
62 	if (bssid || (!rt2x00dev->intf_ap_count && !rt2x00dev->intf_sta_count))  in rt2x00lib_config_intf()
65 	rt2x00dev->ops->lib->config_intf(rt2x00dev, intf, &conf, flags);  in rt2x00lib_config_intf()
79 	erp.short_preamble = bss_conf->use_short_preamble;  in rt2x00lib_config_erp()
80 	erp.cts_protection = bss_conf->use_cts_prot;  in rt2x00lib_config_erp()
82 	erp.slot_time = bss_conf->use_short_slot ? SHORT_SLOT_TIME : SLOT_TIME;  in rt2x00lib_config_erp()
84 	erp.pifs = bss_conf->use_short_slot ? SHORT_PIFS : PIFS;  in rt2x00lib_config_erp()
85 	erp.difs = bss_conf->use_short_slot ? SHORT_DIFS : DIFS;  in rt2x00lib_config_erp()
86 	erp.eifs = bss_conf->use_short_slot ? SHORT_EIFS : EIFS;  in rt2x00lib_config_erp()
88 	erp.basic_rates = bss_conf->basic_rates;  in rt2x00lib_config_erp()
89 	erp.beacon_int = bss_conf->beacon_int;  in rt2x00lib_config_erp()
92 	rt2x00dev->aid = vif->cfg.assoc ? vif->cfg.aid : 0;  in rt2x00lib_config_erp()
93 	rt2x00dev->last_beacon = bss_conf->sync_tsf;  in rt2x00lib_config_erp()
96 	rt2x00dev->beacon_int = bss_conf->beacon_int;  in rt2x00lib_config_erp()
99 		erp.ht_opmode = bss_conf->ht_operation_mode;  in rt2x00lib_config_erp()
101 	rt2x00dev->ops->lib->config_erp(rt2x00dev, &erp, changed);  in rt2x00lib_config_erp()
107 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00lib_config_antenna()
108 	struct antenna_setup *def = &rt2x00dev->default_ant;  in rt2x00lib_config_antenna()
109 	struct antenna_setup *active = &rt2x00dev->link.ant.active;  in rt2x00lib_config_antenna()
119 	if (!(ant->flags & ANTENNA_RX_DIVERSITY)) {  in rt2x00lib_config_antenna()
121 			ant->flags |= ANTENNA_RX_DIVERSITY;  in rt2x00lib_config_antenna()
123 			if (def->rx == ANTENNA_SW_DIVERSITY)  in rt2x00lib_config_antenna()
126 				config.rx = def->rx;  in rt2x00lib_config_antenna()
129 		config.rx = active->rx;  in rt2x00lib_config_antenna()
131 	if (!(ant->flags & ANTENNA_TX_DIVERSITY)) {  in rt2x00lib_config_antenna()
132 		if (config.tx == ANTENNA_SW_DIVERSITY) {  in rt2x00lib_config_antenna()
133 			ant->flags |= ANTENNA_TX_DIVERSITY;  in rt2x00lib_config_antenna()
135 			if (def->tx == ANTENNA_SW_DIVERSITY)  in rt2x00lib_config_antenna()
136 				config.tx = ANTENNA_B;  in rt2x00lib_config_antenna()
138 				config.tx = def->tx;  in rt2x00lib_config_antenna()
140 	} else if (config.tx == ANTENNA_SW_DIVERSITY)  in rt2x00lib_config_antenna()
141 		config.tx = active->tx;  in rt2x00lib_config_antenna()
147 	if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))  in rt2x00lib_config_antenna()
148 		rt2x00queue_stop_queue(rt2x00dev->rx);  in rt2x00lib_config_antenna()
153 	 * noise-sensitivity ratio for the new setup.  in rt2x00lib_config_antenna()
155 	rt2x00dev->ops->lib->config_ant(rt2x00dev, &config);  in rt2x00lib_config_antenna()
161 	if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))  in rt2x00lib_config_antenna()
162 		rt2x00queue_start_queue(rt2x00dev->rx);  in rt2x00lib_config_antenna()
166 				   struct ieee80211_conf *conf)  in rt2x00ht_center_channel()  argument
168 	struct hw_mode_spec *spec = &rt2x00dev->spec;  in rt2x00ht_center_channel()
175 	center_channel = spec->channels[conf->chandef.chan->hw_value].channel;  in rt2x00ht_center_channel()
178 	 * Adjust center channel to HT40+ and HT40- operation.  in rt2x00ht_center_channel()
180 	if (conf_is_ht40_plus(conf))  in rt2x00ht_center_channel()
182 	else if (conf_is_ht40_minus(conf))  in rt2x00ht_center_channel()
183 		center_channel -= (center_channel == 14) ? 1 : 2;  in rt2x00ht_center_channel()
185 	for (i = 0; i < spec->num_channels; i++)  in rt2x00ht_center_channel()
186 		if (spec->channels[i].channel == center_channel)  in rt2x00ht_center_channel()
190 	return conf->chandef.chan->hw_value;  in rt2x00ht_center_channel()
194 		      struct ieee80211_conf *conf,  in rt2x00lib_config()  argument
205 	libconf.conf = conf;  in rt2x00lib_config()
208 		if (!conf_is_ht(conf))  in rt2x00lib_config()
209 			set_bit(CONFIG_HT_DISABLED, &rt2x00dev->flags);  in rt2x00lib_config()
211 			clear_bit(CONFIG_HT_DISABLED, &rt2x00dev->flags);  in rt2x00lib_config()
213 		if (conf_is_ht40(conf)) {  in rt2x00lib_config()
214 			set_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags);  in rt2x00lib_config()
215 			hw_value = rt2x00ht_center_channel(rt2x00dev, conf);  in rt2x00lib_config()
217 			clear_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags);  in rt2x00lib_config()
218 			hw_value = conf->chandef.chan->hw_value;  in rt2x00lib_config()
222 		       &rt2x00dev->spec.channels[hw_value],  in rt2x00lib_config()
226 		       &rt2x00dev->spec.channels_info[hw_value],  in rt2x00lib_config()
230 		rt2x00dev->rf_channel = libconf.rf.channel;  in rt2x00lib_config()
235 		cancel_delayed_work_sync(&rt2x00dev->autowakeup_work);  in rt2x00lib_config()
240 	rt2x00dev->ops->lib->config(rt2x00dev, &libconf, ieee80211_flags);  in rt2x00lib_config()
242 	if (conf->flags & IEEE80211_CONF_PS)  in rt2x00lib_config()
243 		set_bit(CONFIG_POWERSAVING, &rt2x00dev->flags);  in rt2x00lib_config()
245 		clear_bit(CONFIG_POWERSAVING, &rt2x00dev->flags);  in rt2x00lib_config()
247 	if (conf->flags & IEEE80211_CONF_MONITOR)  in rt2x00lib_config()
248 		set_bit(CONFIG_MONITORING, &rt2x00dev->flags);  in rt2x00lib_config()
250 		clear_bit(CONFIG_MONITORING, &rt2x00dev->flags);  in rt2x00lib_config()
252 	rt2x00dev->curr_band = conf->chandef.chan->band;  in rt2x00lib_config()
253 	rt2x00dev->curr_freq = conf->chandef.chan->center_freq;  in rt2x00lib_config()
254 	rt2x00dev->tx_power = conf->power_level;  in rt2x00lib_config()
255 	rt2x00dev->short_retry = conf->short_frame_max_tx_count;  in rt2x00lib_config()
256 	rt2x00dev->long_retry = conf->long_frame_max_tx_count;  in rt2x00lib_config()
265 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) &&  in rt2x00lib_config()
268 	    (conf->flags & IEEE80211_CONF_PS)) {  in rt2x00lib_config()
269 		beacon_diff = (long)jiffies - (long)rt2x00dev->last_beacon;  in rt2x00lib_config()
270 		beacon_int = msecs_to_jiffies(rt2x00dev->beacon_int);  in rt2x00lib_config()
275 		autowake_timeout = (conf->ps_dtim_period * beacon_int) - beacon_diff;  in rt2x00lib_config()
276 		queue_delayed_work(rt2x00dev->workqueue,  in rt2x00lib_config()
277 				   &rt2x00dev->autowakeup_work,  in rt2x00lib_config()
278 				   autowake_timeout - 15);  in rt2x00lib_config()