src/p2p/p2p.c

195 		p2p_dbg(p2p, "Apply change in listen channel");
197 		p2p->cfg->channel = p2p->pending_channel;
268 	freq = p2p_channel_to_freq(p2p->cfg->reg_class, p2p->cfg->channel);
270 		p2p_dbg(p2p, "Unknown regulatory class/channel");
321 	freq = p2p_channel_to_freq(p2p->cfg->reg_class, p2p->cfg->channel);
323 		p2p_dbg(p2p, "Unknown regulatory class/channel");
959 	u8 channel;
968 			if (cla->channel[ch] == p2p->last_prog_scan_chan) {
980 		channel = c->reg_class[0].channel[0];
982 		/* Pick the next channel */
991 		channel = c->reg_class[cl].channel[ch];
994 	freq = p2p_channel_to_freq(reg_class, channel);
995 	p2p_dbg(p2p, "Next progressive search channel: reg_class %u channel %u -> %d MHz",
996 		reg_class, channel, freq);
998 	p2p->last_prog_scan_chan = channel;
1256 			 * Start with the specified channel and then move to
1257 			 * scans for social channels and this specific channel.
1332 		p2p_dbg(p2p, "Skip stop_listen since we are on correct channel for response");
1378 	p2p_dbg(p2p, "Prepare channel pref - force_freq=%u pref_freq=%u go=%d",
1388 		p2p_dbg(p2p, "Frequency %u MHz (oper_class %u channel %u) not allowed for P2P",
1400 		p2p->channels.reg_class[0].channel[0] = p2p->op_channel;
1419 	p2p_dbg(p2p, "Prepare channel best");
1425 		p2p_dbg(p2p, "Select best overall channel as operating channel preference");
1432 		p2p_dbg(p2p, "Select best 5 GHz channel as operating channel preference");
1439 		p2p_dbg(p2p, "Select best 2.4 GHz channel as operating channel preference");
1446 		p2p_dbg(p2p, "Select first pref_chan entry as operating channel preference");
1452 		p2p_dbg(p2p, "Select possible EDMG channel (op_class %u channel %u) as operating channel preference",
1458 		p2p_dbg(p2p, "Select possible 6 GHz channel (op_class %u channel %u) as operating channel preference",
1463 		p2p_dbg(p2p, "Select possible VHT channel (op_class %u channel %u) as operating channel preference",
1468 		p2p_dbg(p2p, "Select possible HT40 channel (op_class %u channel %u) as operating channel preference",
1473 		p2p_dbg(p2p, "Select possible 5 GHz channel (op_class %u channel %u) as operating channel preference",
1478 		p2p_dbg(p2p, "Select pre-configured channel as operating channel preference");
1485 		p2p_dbg(p2p, "Select random available social channel (op_class %u channel %u) as operating channel preference",
1488 		/* Select any random available channel from the first available
1493 		p2p_dbg(p2p, "Select random available channel %d from operating class %d as operating channel preference",
1502  * p2p_prepare_channel - Select operating channel for GO Negotiation or P2PS PD
1508  * Returns: 0 on success, -1 on failure (channel not supported for P2P)
1510  * This function is used to do initial operating channel selection for GO
1512  * signalling. The selected channel may be further optimized in
1518 	p2p_dbg(p2p, "Prepare channel - force_freq=%u pref_freq=%u go=%d",
1535 	p2p_dbg(p2p, "Own preference for operation channel: Operating Class %u Channel %u%s",
1733 			p2p_dbg(p2p, "Unknown peer Listen channel: "
1734 				"country=%c%c(0x%02x) reg_class=%u channel=%u",
1742 				" Listen channel: %u -> %u MHz",
2072 					"Updated peer " MACSTR " Listen channel (Probe Request): %d -> %d MHz",
2265 	u8 channel, op_class;
2298 		channel = p2p->cfg->channel;
2299 	} else if (p2p_freq_to_channel(rx_freq, &op_class, &channel)) {
2300 		p2p_err(p2p, "Failed to convert freq to channel");
2306 	wpabuf_put_u8(buf, channel);
2403 		p2p_dbg(p2p, "in_listen=%d drv_in_listen=%d when received P2PS Probe Request at %u MHz; own Listen channel %u, pending listen freq %u MHz",
2405 			p2p->cfg->channel, p2p->pending_listen_freq);
3576 	if (p2p->cfg->reg_class && p2p->cfg->channel)
3579 					   p2p->cfg->channel);
3652 	 * channel.
3857 		 * remain-on-channel end event, i.e., give driver more time to
3903 			  * the end of a remain-on-channel operation and the
3953 		p2p_dbg(p2p, "Skip connect-listen since GO Neg channel known (OOB)");
4091 		 * Better remain on operating channel instead of listen channel
4094 		p2p_dbg(p2p, "Inviting in active GO role - wait on operating channel");
4764 int p2p_set_listen_channel(struct p2p_data *p2p, u8 reg_class, u8 channel,
4767 	if (p2p_channel_to_freq(reg_class, channel) < 0)
4771 	 * Listen channel was set in configuration or set by control interface;
4776 			"Listen channel was previously configured - do not override based on optimization");
4780 	p2p_dbg(p2p, "Set Listen channel: reg_class %u channel %u",
4781 		reg_class, channel);
4785 		p2p->cfg->channel = channel;
4788 		p2p_dbg(p2p, "Defer setting listen channel");
4790 		p2p->pending_channel = channel;
4800 	return p2p->cfg->channel;
4825 	p2p_dbg(p2p, "Set Operating channel: reg_class %u channel %u",
4946 	p2p_dbg(p2p, "Update channel list");
4978 	p2p_dbg(p2p, "Best channel: 2.4 GHz: %d,  5 GHz: %d,  overall: %d",
5286 	u8 op_class, channel;
5294 	channel = p2p->cfg->channel;
5303 		if (p2p_freq_to_channel(freq, &op_class, &channel) < 0) {
5312 		if (p2p_freq_to_channel(client_freq, &op_class, &channel) < 0) {
5322 				       channel, role);
5421 		p2p_dbg(p2p, "Unknown peer OOB GO Neg channel");
5428 		p2p_dbg(p2p, "Peer OOB GO operating channel: %u MHz", freq);
5431 		p2p_dbg(p2p, "Peer (client) OOB GO operating channel: %u MHz",
5435 		p2p_dbg(p2p, "Peer OOB GO Neg channel: %u MHz", freq);
5440 					   p2p->cfg->channel);
5442 			p2p_dbg(p2p, "Own listen channel not known");
5446 		p2p_dbg(p2p, "Use own Listen channel as OOB GO Neg channel: %u MHz", freq);