mirror of
https://github.com/outbackdingo/mt76.git
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Lorenzo BianconiandFelix Fietkau
97e026924a
Remove no longer used mt76x0_mac_set_ampdu_factor routine Signed-off-by: Lorenzo Bianconi <[email protected]> Signed-off-by: Felix Fietkau <[email protected]>
106 lines
2.8 KiB
C
106 lines
2.8 KiB
C
/*
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* Copyright (C) 2014 Felix Fietkau <[email protected]>
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* Copyright (C) 2015 Jakub Kicinski <[email protected]>
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* Copyright (C) 2018 Stanislaw Gruszka <[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 <linux/etherdevice.h>
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#include "mt76x0.h"
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void mt76x0_mac_set_protection(struct mt76x02_dev *dev, bool legacy_prot,
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int ht_mode)
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{
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int mode = ht_mode & IEEE80211_HT_OP_MODE_PROTECTION;
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bool non_gf = !!(ht_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
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u32 prot[6];
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bool ht_rts[4] = {};
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int i;
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prot[0] = MT_PROT_NAV_SHORT |
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MT_PROT_TXOP_ALLOW_ALL |
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MT_PROT_RTS_THR_EN;
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prot[1] = prot[0];
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if (legacy_prot)
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prot[1] |= MT_PROT_CTRL_CTS2SELF;
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prot[2] = prot[4] = MT_PROT_NAV_SHORT | MT_PROT_TXOP_ALLOW_BW20;
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prot[3] = prot[5] = MT_PROT_NAV_SHORT | MT_PROT_TXOP_ALLOW_ALL;
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if (legacy_prot) {
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prot[2] |= MT_PROT_RATE_CCK_11;
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prot[3] |= MT_PROT_RATE_CCK_11;
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prot[4] |= MT_PROT_RATE_CCK_11;
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prot[5] |= MT_PROT_RATE_CCK_11;
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} else {
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prot[2] |= MT_PROT_RATE_OFDM_24;
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prot[3] |= MT_PROT_RATE_DUP_OFDM_24;
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prot[4] |= MT_PROT_RATE_OFDM_24;
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prot[5] |= MT_PROT_RATE_DUP_OFDM_24;
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}
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switch (mode) {
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case IEEE80211_HT_OP_MODE_PROTECTION_NONE:
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break;
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case IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER:
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ht_rts[0] = ht_rts[1] = ht_rts[2] = ht_rts[3] = true;
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break;
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case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ:
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ht_rts[1] = ht_rts[3] = true;
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break;
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case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED:
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ht_rts[0] = ht_rts[1] = ht_rts[2] = ht_rts[3] = true;
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break;
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}
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if (non_gf)
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ht_rts[2] = ht_rts[3] = true;
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for (i = 0; i < 4; i++)
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if (ht_rts[i])
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prot[i + 2] |= MT_PROT_CTRL_RTS_CTS;
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for (i = 0; i < 6; i++)
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mt76_wr(dev, MT_CCK_PROT_CFG + i * 4, prot[i]);
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}
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void mt76x0_mac_set_short_preamble(struct mt76x02_dev *dev, bool short_preamb)
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{
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if (short_preamb)
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mt76_set(dev, MT_AUTO_RSP_CFG, MT_AUTO_RSP_PREAMB_SHORT);
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else
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mt76_clear(dev, MT_AUTO_RSP_CFG, MT_AUTO_RSP_PREAMB_SHORT);
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}
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void mt76x0_mac_config_tsf(struct mt76x02_dev *dev, bool enable, int interval)
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{
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u32 val = mt76_rr(dev, MT_BEACON_TIME_CFG);
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val &= ~(MT_BEACON_TIME_CFG_TIMER_EN |
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MT_BEACON_TIME_CFG_SYNC_MODE |
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MT_BEACON_TIME_CFG_TBTT_EN);
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if (!enable) {
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mt76_wr(dev, MT_BEACON_TIME_CFG, val);
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return;
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}
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val &= ~MT_BEACON_TIME_CFG_INTVAL;
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val |= FIELD_PREP(MT_BEACON_TIME_CFG_INTVAL, interval << 4) |
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MT_BEACON_TIME_CFG_TIMER_EN |
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MT_BEACON_TIME_CFG_SYNC_MODE |
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MT_BEACON_TIME_CFG_TBTT_EN;
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}
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