Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Lorenzo Bianconi | 948 | 97.43% | 11 | 78.57% |
Felix Fietkau | 25 | 2.57% | 3 | 21.43% |
Total | 973 | 14 |
/* * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> * Copyright (C) 2018 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <linux/kernel.h> #include "mt76x02.h" void mt76x02_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, struct sk_buff *skb) { struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct mt76x02_dev *dev = hw->priv; struct ieee80211_vif *vif = info->control.vif; struct mt76_wcid *wcid = &dev->mt76.global_wcid; if (control->sta) { struct mt76x02_sta *msta; msta = (struct mt76x02_sta *)control->sta->drv_priv; wcid = &msta->wcid; } else if (vif) { struct mt76x02_vif *mvif; mvif = (struct mt76x02_vif *)vif->drv_priv; wcid = &mvif->group_wcid; } mt76_tx(&dev->mt76, control->sta, wcid, skb); } EXPORT_SYMBOL_GPL(mt76x02_tx); void mt76x02_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, struct sk_buff *skb) { struct mt76x02_dev *dev = container_of(mdev, struct mt76x02_dev, mt76); void *rxwi = skb->data; if (q == MT_RXQ_MCU) { /* this is used just by mmio code */ mt76_mcu_rx_event(&dev->mt76, skb); return; } skb_pull(skb, sizeof(struct mt76x02_rxwi)); if (mt76x02_mac_process_rx(dev, skb, rxwi)) { dev_kfree_skb(skb); return; } mt76_rx(mdev, q, skb); } EXPORT_SYMBOL_GPL(mt76x02_queue_rx_skb); s8 mt76x02_tx_get_max_txpwr_adj(struct mt76x02_dev *dev, const struct ieee80211_tx_rate *rate) { s8 max_txpwr; if (rate->flags & IEEE80211_TX_RC_VHT_MCS) { u8 mcs = ieee80211_rate_get_vht_mcs(rate); if (mcs == 8 || mcs == 9) { max_txpwr = dev->mt76.rate_power.vht[8]; } else { u8 nss, idx; nss = ieee80211_rate_get_vht_nss(rate); idx = ((nss - 1) << 3) + mcs; max_txpwr = dev->mt76.rate_power.ht[idx & 0xf]; } } else if (rate->flags & IEEE80211_TX_RC_MCS) { max_txpwr = dev->mt76.rate_power.ht[rate->idx & 0xf]; } else { enum nl80211_band band = dev->mt76.chandef.chan->band; if (band == NL80211_BAND_2GHZ) { const struct ieee80211_rate *r; struct wiphy *wiphy = dev->mt76.hw->wiphy; struct mt76_rate_power *rp = &dev->mt76.rate_power; r = &wiphy->bands[band]->bitrates[rate->idx]; if (r->flags & IEEE80211_RATE_SHORT_PREAMBLE) max_txpwr = rp->cck[r->hw_value & 0x3]; else max_txpwr = rp->ofdm[r->hw_value & 0x7]; } else { max_txpwr = dev->mt76.rate_power.ofdm[rate->idx & 0x7]; } } return max_txpwr; } s8 mt76x02_tx_get_txpwr_adj(struct mt76x02_dev *dev, s8 txpwr, s8 max_txpwr_adj) { txpwr = min_t(s8, txpwr, dev->mt76.txpower_conf); txpwr -= (dev->target_power + dev->target_power_delta[0]); txpwr = min_t(s8, txpwr, max_txpwr_adj); if (!dev->enable_tpc) return 0; else if (txpwr >= 0) return min_t(s8, txpwr, 7); else return (txpwr < -16) ? 8 : (txpwr + 32) / 2; } void mt76x02_tx_set_txpwr_auto(struct mt76x02_dev *dev, s8 txpwr) { s8 txpwr_adj; txpwr_adj = mt76x02_tx_get_txpwr_adj(dev, txpwr, dev->mt76.rate_power.ofdm[4]); mt76_rmw_field(dev, MT_PROT_AUTO_TX_CFG, MT_PROT_AUTO_TX_CFG_PROT_PADJ, txpwr_adj); mt76_rmw_field(dev, MT_PROT_AUTO_TX_CFG, MT_PROT_AUTO_TX_CFG_AUTO_PADJ, txpwr_adj); } EXPORT_SYMBOL_GPL(mt76x02_tx_set_txpwr_auto); bool mt76x02_tx_status_data(struct mt76_dev *mdev, u8 *update) { struct mt76x02_dev *dev = container_of(mdev, struct mt76x02_dev, mt76); struct mt76x02_tx_status stat; if (!mt76x02_mac_load_tx_status(dev, &stat)) return false; mt76x02_send_tx_status(dev, &stat, update); return true; } EXPORT_SYMBOL_GPL(mt76x02_tx_status_data); int mt76x02_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, enum mt76_txq_id qid, struct mt76_wcid *wcid, struct ieee80211_sta *sta, struct mt76_tx_info *tx_info) { struct mt76x02_dev *dev = container_of(mdev, struct mt76x02_dev, mt76); struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx_info->skb->data; struct mt76x02_txwi *txwi = txwi_ptr; int hdrlen, len, pid, qsel = MT_QSEL_EDCA; if (qid == MT_TXQ_PSD && wcid && wcid->idx < 128) mt76x02_mac_wcid_set_drop(dev, wcid->idx, false); hdrlen = ieee80211_hdrlen(hdr->frame_control); len = tx_info->skb->len - (hdrlen & 2); mt76x02_mac_write_txwi(dev, txwi, tx_info->skb, wcid, sta, len); pid = mt76_tx_status_skb_add(mdev, wcid, tx_info->skb); txwi->pktid = pid; if (pid >= MT_PACKET_ID_FIRST) qsel = MT_QSEL_MGMT; tx_info->info = FIELD_PREP(MT_TXD_INFO_QSEL, qsel) | MT_TXD_INFO_80211; if (!wcid || wcid->hw_key_idx == 0xff || wcid->sw_iv) tx_info->info |= MT_TXD_INFO_WIV; return 0; } EXPORT_SYMBOL_GPL(mt76x02_tx_prepare_skb);
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