mirror of
https://github.com/outbackdingo/mt76.git
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98 lines
2.3 KiB
C
98 lines
2.3 KiB
C
/*
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* Copyright (C) 2015 Felix Fietkau <[email protected]>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include "mt7603.h"
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void mt7603_set_irq_mask(struct mt7603_dev *dev, u32 clear, u32 set)
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{
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unsigned long flags;
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spin_lock_irqsave(&dev->irq_lock, flags);
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dev->irqmask &= ~clear;
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dev->irqmask |= set;
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mt76_wr(dev, MT_INT_MASK_CSR, dev->irqmask);
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spin_unlock_irqrestore(&dev->irq_lock, flags);
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}
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irqreturn_t mt7603_irq_handler(int irq, void *dev_instance)
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{
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struct mt7603_dev *dev = dev_instance;
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u32 intr;
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intr = mt76_rr(dev, MT_INT_SOURCE_CSR);
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mt76_wr(dev, MT_INT_SOURCE_CSR, intr);
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if (!test_bit(MT76_STATE_INITIALIZED, &dev->mt76.state))
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return IRQ_NONE;
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intr &= dev->irqmask;
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if (intr & MT_INT_TX_DONE_ALL) {
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mt7603_irq_disable(dev, MT_INT_TX_DONE_ALL);
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tasklet_schedule(&dev->tx_tasklet);
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}
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if (intr & MT_INT_RX_DONE(0)) {
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mt7603_irq_disable(dev, MT_INT_RX_DONE(0));
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napi_schedule(&dev->napi);
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}
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if (intr & MT_INT_RX_DONE(1)) {
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mt7603_irq_disable(dev, MT_INT_RX_DONE(1));
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tasklet_schedule(&dev->rx_tasklet);
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}
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#if 0
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if (intr & MT_INT_PRE_TBTT)
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tasklet_schedule(&dev->pre_tbtt_tasklet);
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/* send buffered multicast frames now */
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if (intr & MT_INT_TBTT)
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mt76_queue_kick(dev, &dev->q_tx[MT_TXQ_PSD]);
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#endif
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return IRQ_HANDLED;
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}
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u32 mt7603_reg_map(struct mt7603_dev *dev, u32 addr)
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{
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u32 base = addr & GENMASK(31, 19);
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u32 offset = addr & GENMASK(18, 0);
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mt76_wr(dev, MT_MCU_PCIE_REMAP_2, base);
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return MT_PCIE_REMAP_BASE_2 + offset;
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}
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int mt7603_set_channel(struct mt7603_dev *dev, struct cfg80211_chan_def *def)
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{
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int idx, ret;
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u8 bw = MT_BW_20;
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mt7603_mac_stop(dev);
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dev->chandef = *def;
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mt76_rmw_field(dev, MT_AGG_BWCR, MT_AGG_BWCR_BW, bw);
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ret = mt7603_mcu_set_channel(dev);
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if (ret)
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return ret;
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idx = def->chan->band == IEEE80211_BAND_5GHZ;
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idx |= (def->chan - mt76_hw(dev)->wiphy->bands[def->chan->band]->channels) << 1;
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mt76_set(dev, MT_WF_RMAC_CH_FREQ, idx);
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mt7603_mac_start(dev);
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return 0;
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}
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