1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
4 * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
5 * Copyright (C) 2018 Stanislaw Gruszka <stf_xl@wp.pl>
6 */
7
8#include <linux/etherdevice.h>
9#include "mt76x0.h"
10
11static void
12mt76x0_set_channel(struct mt76x02_dev *dev, struct cfg80211_chan_def *chandef)
13{
14	cancel_delayed_work_sync(&dev->cal_work);
15	mt76x02_pre_tbtt_enable(dev, false);
16	if (mt76_is_mmio(&dev->mt76))
17		tasklet_disable(&dev->dfs_pd.dfs_tasklet);
18
19	mt76_set_channel(&dev->mphy);
20	mt76x0_phy_set_channel(dev, chandef);
21
22	mt76x02_mac_cc_reset(dev);
23	mt76x02_edcca_init(dev);
24
25	if (mt76_is_mmio(&dev->mt76)) {
26		mt76x02_dfs_init_params(dev);
27		tasklet_enable(&dev->dfs_pd.dfs_tasklet);
28	}
29	mt76x02_pre_tbtt_enable(dev, true);
30
31	mt76_txq_schedule_all(&dev->mphy);
32}
33
34int mt76x0_config(struct ieee80211_hw *hw, u32 changed)
35{
36	struct mt76x02_dev *dev = hw->priv;
37
38	mutex_lock(&dev->mt76.mutex);
39
40	if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
41		ieee80211_stop_queues(hw);
42		mt76x0_set_channel(dev, &hw->conf.chandef);
43		ieee80211_wake_queues(hw);
44	}
45
46	if (changed & IEEE80211_CONF_CHANGE_POWER) {
47		dev->txpower_conf = hw->conf.power_level * 2;
48
49		if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state))
50			mt76x0_phy_set_txpower(dev);
51	}
52
53	if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
54		if (!(hw->conf.flags & IEEE80211_CONF_MONITOR))
55			dev->mt76.rxfilter |= MT_RX_FILTR_CFG_PROMISC;
56		else
57			dev->mt76.rxfilter &= ~MT_RX_FILTR_CFG_PROMISC;
58
59		mt76_wr(dev, MT_RX_FILTR_CFG, dev->mt76.rxfilter);
60	}
61
62	mutex_unlock(&dev->mt76.mutex);
63
64	return 0;
65}
66EXPORT_SYMBOL_GPL(mt76x0_config);
67