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Commit 2de8c3eb authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Kalle Valo
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mt76: add mt76x2_common to mt76x2-common module 

Move core related code shared between mt76x2 and mt76x2u in
mt76x2-common module
Signed-off-by: default avatarLorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 43930193
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Showing with 372 additions and 329 deletions
drivers/net/wireless/mediatek/mt76/Makefile
View file @ 2de8c3eb
......@@ -9,7 +9,7 @@ CFLAGS_trace.o := -I$(src)
mt76x2-common-y := \
mt76x2_eeprom.o mt76x2_tx_common.o mt76x2_mac_common.o \
mt76x2_init_common.o
mt76x2_init_common.o mt76x2_common.o
mt76x2e-y := \
mt76x2_pci.o mt76x2_dma.o \
......
drivers/net/wireless/mediatek/mt76/mt76x2.h
View file @ 2de8c3eb
......@@ -293,4 +293,25 @@ void mt76x2_init_txpower(struct mt76x2_dev *dev,
struct ieee80211_supported_band *sband);
void mt76_write_mac_initvals(struct mt76x2_dev *dev);
int mt76x2_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_ampdu_params *params);
int mt76x2_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
int mt76x2_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
void mt76x2_remove_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif);
int mt76x2_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_vif *vif, struct ieee80211_sta *sta,
struct ieee80211_key_conf *key);
int mt76x2_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
u16 queue, const struct ieee80211_tx_queue_params *params);
void mt76x2_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags, u64 multicast);
void mt76x2_txq_init(struct mt76x2_dev *dev, struct ieee80211_txq *txq);
void mt76x2_sta_rate_tbl_update(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
#endif
drivers/net/wireless/mediatek/mt76/mt76x2_common.c 0 → 100644
View file @ 2de8c3eb
/*
* 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 "mt76x2.h"
void mt76x2_txq_init(struct mt76x2_dev *dev, struct ieee80211_txq *txq)
{
struct mt76_txq *mtxq;
if (!txq)
return;
mtxq = (struct mt76_txq *) txq->drv_priv;
if (txq->sta) {
struct mt76x2_sta *sta;
sta = (struct mt76x2_sta *) txq->sta->drv_priv;
mtxq->wcid = &sta->wcid;
} else {
struct mt76x2_vif *mvif;
mvif = (struct mt76x2_vif *) txq->vif->drv_priv;
mtxq->wcid = &mvif->group_wcid;
}
mt76_txq_init(&dev->mt76, txq);
}
EXPORT_SYMBOL_GPL(mt76x2_txq_init);
int mt76x2_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_ampdu_params *params)
{
enum ieee80211_ampdu_mlme_action action = params->action;
struct ieee80211_sta *sta = params->sta;
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_sta *msta = (struct mt76x2_sta *) sta->drv_priv;
struct ieee80211_txq *txq = sta->txq[params->tid];
u16 tid = params->tid;
u16 *ssn = &params->ssn;
struct mt76_txq *mtxq;
if (!txq)
return -EINVAL;
mtxq = (struct mt76_txq *)txq->drv_priv;
switch (action) {
case IEEE80211_AMPDU_RX_START:
mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, *ssn, params->buf_size);
mt76_set(dev, MT_WCID_ADDR(msta->wcid.idx) + 4, BIT(16 + tid));
break;
case IEEE80211_AMPDU_RX_STOP:
mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid);
mt76_clear(dev, MT_WCID_ADDR(msta->wcid.idx) + 4,
BIT(16 + tid));
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
mtxq->aggr = true;
mtxq->send_bar = false;
ieee80211_send_bar(vif, sta->addr, tid, mtxq->agg_ssn);
break;
case IEEE80211_AMPDU_TX_STOP_FLUSH:
case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
mtxq->aggr = false;
ieee80211_send_bar(vif, sta->addr, tid, mtxq->agg_ssn);
break;
case IEEE80211_AMPDU_TX_START:
mtxq->agg_ssn = *ssn << 4;
ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_STOP_CONT:
mtxq->aggr = false;
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
}
return 0;
}
EXPORT_SYMBOL_GPL(mt76x2_ampdu_action);
int mt76x2_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_sta *msta = (struct mt76x2_sta *) sta->drv_priv;
struct mt76x2_vif *mvif = (struct mt76x2_vif *) vif->drv_priv;
int ret = 0;
int idx = 0;
int i;
mutex_lock(&dev->mutex);
idx = mt76_wcid_alloc(dev->wcid_mask, ARRAY_SIZE(dev->wcid));
if (idx < 0) {
ret = -ENOSPC;
goto out;
}
msta->vif = mvif;
msta->wcid.sta = 1;
msta->wcid.idx = idx;
msta->wcid.hw_key_idx = -1;
mt76x2_mac_wcid_setup(dev, idx, mvif->idx, sta->addr);
mt76x2_mac_wcid_set_drop(dev, idx, false);
for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
mt76x2_txq_init(dev, sta->txq[i]);
if (vif->type == NL80211_IFTYPE_AP)
set_bit(MT_WCID_FLAG_CHECK_PS, &msta->wcid.flags);
ewma_signal_init(&msta->rssi);
rcu_assign_pointer(dev->wcid[idx], &msta->wcid);
out:
mutex_unlock(&dev->mutex);
return ret;
}
EXPORT_SYMBOL_GPL(mt76x2_sta_add);
int mt76x2_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_sta *msta = (struct mt76x2_sta *) sta->drv_priv;
int idx = msta->wcid.idx;
int i;
mutex_lock(&dev->mutex);
rcu_assign_pointer(dev->wcid[idx], NULL);
for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
mt76_txq_remove(&dev->mt76, sta->txq[i]);
mt76x2_mac_wcid_set_drop(dev, idx, true);
mt76_wcid_free(dev->wcid_mask, idx);
mt76x2_mac_wcid_setup(dev, idx, 0, NULL);
mutex_unlock(&dev->mutex);
return 0;
}
EXPORT_SYMBOL_GPL(mt76x2_sta_remove);
void mt76x2_remove_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct mt76x2_dev *dev = hw->priv;
mt76_txq_remove(&dev->mt76, vif->txq);
}
EXPORT_SYMBOL_GPL(mt76x2_remove_interface);
int mt76x2_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_vif *vif, struct ieee80211_sta *sta,
struct ieee80211_key_conf *key)
{
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_vif *mvif = (struct mt76x2_vif *) vif->drv_priv;
struct mt76x2_sta *msta;
struct mt76_wcid *wcid;
int idx = key->keyidx;
int ret;
/* fall back to sw encryption for unsupported ciphers */
switch (key->cipher) {
case WLAN_CIPHER_SUITE_WEP40:
case WLAN_CIPHER_SUITE_WEP104:
case WLAN_CIPHER_SUITE_TKIP:
case WLAN_CIPHER_SUITE_CCMP:
break;
default:
return -EOPNOTSUPP;
}
/*
* The hardware does not support per-STA RX GTK, fall back
* to software mode for these.
*/
if ((vif->type == NL80211_IFTYPE_ADHOC ||
vif->type == NL80211_IFTYPE_MESH_POINT) &&
(key->cipher == WLAN_CIPHER_SUITE_TKIP ||
key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
return -EOPNOTSUPP;
msta = sta ? (struct mt76x2_sta *) sta->drv_priv : NULL;
wcid = msta ? &msta->wcid : &mvif->group_wcid;
if (cmd == SET_KEY) {
key->hw_key_idx = wcid->idx;
wcid->hw_key_idx = idx;
if (key->flags & IEEE80211_KEY_FLAG_RX_MGMT) {
key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX;
wcid->sw_iv = true;
}
} else {
if (idx == wcid->hw_key_idx) {
wcid->hw_key_idx = -1;
wcid->sw_iv = true;
}
key = NULL;
}
mt76_wcid_key_setup(&dev->mt76, wcid, key);
if (!msta) {
if (key || wcid->hw_key_idx == idx) {
ret = mt76x2_mac_wcid_set_key(dev, wcid->idx, key);
if (ret)
return ret;
}
return mt76x2_mac_shared_key_setup(dev, mvif->idx, idx, key);
}
return mt76x2_mac_wcid_set_key(dev, msta->wcid.idx, key);
}
EXPORT_SYMBOL_GPL(mt76x2_set_key);
int mt76x2_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
u16 queue, const struct ieee80211_tx_queue_params *params)
{
struct mt76x2_dev *dev = hw->priv;
u8 cw_min = 5, cw_max = 10, qid;
u32 val;
qid = dev->mt76.q_tx[queue].hw_idx;
if (params->cw_min)
cw_min = fls(params->cw_min);
if (params->cw_max)
cw_max = fls(params->cw_max);
val = FIELD_PREP(MT_EDCA_CFG_TXOP, params->txop) |
FIELD_PREP(MT_EDCA_CFG_AIFSN, params->aifs) |
FIELD_PREP(MT_EDCA_CFG_CWMIN, cw_min) |
FIELD_PREP(MT_EDCA_CFG_CWMAX, cw_max);
mt76_wr(dev, MT_EDCA_CFG_AC(qid), val);
val = mt76_rr(dev, MT_WMM_TXOP(qid));
val &= ~(MT_WMM_TXOP_MASK << MT_WMM_TXOP_SHIFT(qid));
val |= params->txop << MT_WMM_TXOP_SHIFT(qid);
mt76_wr(dev, MT_WMM_TXOP(qid), val);
val = mt76_rr(dev, MT_WMM_AIFSN);
val &= ~(MT_WMM_AIFSN_MASK << MT_WMM_AIFSN_SHIFT(qid));
val |= params->aifs << MT_WMM_AIFSN_SHIFT(qid);
mt76_wr(dev, MT_WMM_AIFSN, val);
val = mt76_rr(dev, MT_WMM_CWMIN);
val &= ~(MT_WMM_CWMIN_MASK << MT_WMM_CWMIN_SHIFT(qid));
val |= cw_min << MT_WMM_CWMIN_SHIFT(qid);
mt76_wr(dev, MT_WMM_CWMIN, val);
val = mt76_rr(dev, MT_WMM_CWMAX);
val &= ~(MT_WMM_CWMAX_MASK << MT_WMM_CWMAX_SHIFT(qid));
val |= cw_max << MT_WMM_CWMAX_SHIFT(qid);
mt76_wr(dev, MT_WMM_CWMAX, val);
return 0;
}
EXPORT_SYMBOL_GPL(mt76x2_conf_tx);
void mt76x2_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags, u64 multicast)
{
struct mt76x2_dev *dev = hw->priv;
u32 flags = 0;
#define MT76_FILTER(_flag, _hw) do { \
flags |= *total_flags & FIF_##_flag; \
dev->rxfilter &= ~(_hw); \
dev->rxfilter |= !(flags & FIF_##_flag) * (_hw); \
} while (0)
mutex_lock(&dev->mutex);
dev->rxfilter &= ~MT_RX_FILTR_CFG_OTHER_BSS;
MT76_FILTER(FCSFAIL, MT_RX_FILTR_CFG_CRC_ERR);
MT76_FILTER(PLCPFAIL, MT_RX_FILTR_CFG_PHY_ERR);
MT76_FILTER(CONTROL, MT_RX_FILTR_CFG_ACK |
MT_RX_FILTR_CFG_CTS |
MT_RX_FILTR_CFG_CFEND |
MT_RX_FILTR_CFG_CFACK |
MT_RX_FILTR_CFG_BA |
MT_RX_FILTR_CFG_CTRL_RSV);
MT76_FILTER(PSPOLL, MT_RX_FILTR_CFG_PSPOLL);
*total_flags = flags;
mt76_wr(dev, MT_RX_FILTR_CFG, dev->rxfilter);
mutex_unlock(&dev->mutex);
}
EXPORT_SYMBOL_GPL(mt76x2_configure_filter);
void mt76x2_sta_rate_tbl_update(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_sta *msta = (struct mt76x2_sta *) sta->drv_priv;
struct ieee80211_sta_rates *rates = rcu_dereference(sta->rates);
struct ieee80211_tx_rate rate = {};
if (!rates)
return;
rate.idx = rates->rate[0].idx;
rate.flags = rates->rate[0].flags;
mt76x2_mac_wcid_set_rate(dev, &msta->wcid, &rate);
msta->wcid.max_txpwr_adj = mt76x2_tx_get_max_txpwr_adj(dev, &rate);
}
EXPORT_SYMBOL_GPL(mt76x2_sta_rate_tbl_update);
void mt76x2_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
struct sk_buff *skb)
{
struct mt76x2_dev *dev = container_of(mdev, struct mt76x2_dev, mt76);
void *rxwi = skb->data;
if (q == MT_RXQ_MCU) {
skb_queue_tail(&dev->mcu.res_q, skb);
wake_up(&dev->mcu.wait);
return;
}
skb_pull(skb, sizeof(struct mt76x2_rxwi));
if (mt76x2_mac_process_rx(dev, skb, rxwi)) {
dev_kfree_skb(skb);
return;
}
mt76_rx(&dev->mt76, q, skb);
}
EXPORT_SYMBOL_GPL(mt76x2_queue_rx_skb);
drivers/net/wireless/mediatek/mt76/mt76x2_dma.c
View file @ 2de8c3eb
......@@ -66,27 +66,6 @@ mt76x2_init_tx_queue(struct mt76x2_dev *dev, struct mt76_queue *q,
return 0;
}
void mt76x2_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
struct sk_buff *skb)
{
struct mt76x2_dev *dev = container_of(mdev, struct mt76x2_dev, mt76);
void *rxwi = skb->data;
if (q == MT_RXQ_MCU) {
skb_queue_tail(&dev->mcu.res_q, skb);
wake_up(&dev->mcu.wait);
return;
}
skb_pull(skb, sizeof(struct mt76x2_rxwi));
if (mt76x2_mac_process_rx(dev, skb, rxwi)) {
dev_kfree_skb(skb);
return;
}
mt76_rx(&dev->mt76, q, skb);
}
static int
mt76x2_init_rx_queue(struct mt76x2_dev *dev, struct mt76_queue *q,
int idx, int n_desc, int bufsize)
......
drivers/net/wireless/mediatek/mt76/mt76x2_main.c
View file @ 2de8c3eb
......@@ -53,30 +53,6 @@ mt76x2_stop(struct ieee80211_hw *hw)
mutex_unlock(&dev->mutex);
}
static void
mt76x2_txq_init(struct mt76x2_dev *dev, struct ieee80211_txq *txq)
{
struct mt76_txq *mtxq;
if (!txq)
return;
mtxq = (struct mt76_txq *) txq->drv_priv;
if (txq->sta) {
struct mt76x2_sta *sta;
sta = (struct mt76x2_sta *) txq->sta->drv_priv;
mtxq->wcid = &sta->wcid;
} else {
struct mt76x2_vif *mvif;
mvif = (struct mt76x2_vif *) txq->vif->drv_priv;
mtxq->wcid = &mvif->group_wcid;
}
mt76_txq_init(&dev->mt76, txq);
}
static int
mt76x2_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
......@@ -111,14 +87,6 @@ mt76x2_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
return 0;
}
static void
mt76x2_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
{
struct mt76x2_dev *dev = hw->priv;
mt76_txq_remove(&dev->mt76, vif->txq);
}
static int
mt76x2_set_channel(struct mt76x2_dev *dev, struct cfg80211_chan_def *chandef)
{
......@@ -193,39 +161,6 @@ mt76x2_config(struct ieee80211_hw *hw, u32 changed)
return ret;
}
static void
mt76x2_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags,
unsigned int *total_flags, u64 multicast)
{
struct mt76x2_dev *dev = hw->priv;
u32 flags = 0;
#define MT76_FILTER(_flag, _hw) do { \
flags |= *total_flags & FIF_##_flag; \
dev->rxfilter &= ~(_hw); \
dev->rxfilter |= !(flags & FIF_##_flag) * (_hw); \
} while (0)
mutex_lock(&dev->mutex);
dev->rxfilter &= ~MT_RX_FILTR_CFG_OTHER_BSS;
MT76_FILTER(FCSFAIL, MT_RX_FILTR_CFG_CRC_ERR);
MT76_FILTER(PLCPFAIL, MT_RX_FILTR_CFG_PHY_ERR);
MT76_FILTER(CONTROL, MT_RX_FILTR_CFG_ACK |
MT_RX_FILTR_CFG_CTS |
MT_RX_FILTR_CFG_CFEND |
MT_RX_FILTR_CFG_CFACK |
MT_RX_FILTR_CFG_BA |
MT_RX_FILTR_CFG_CTRL_RSV);
MT76_FILTER(PSPOLL, MT_RX_FILTR_CFG_PSPOLL);
*total_flags = flags;
mt76_wr(dev, MT_RX_FILTR_CFG, dev->rxfilter);
mutex_unlock(&dev->mutex);
}
static void
mt76x2_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_bss_conf *info, u32 changed)
......@@ -263,68 +198,6 @@ mt76x2_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
mutex_unlock(&dev->mutex);
}
static int
mt76x2_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_sta *msta = (struct mt76x2_sta *) sta->drv_priv;
struct mt76x2_vif *mvif = (struct mt76x2_vif *) vif->drv_priv;
int ret = 0;
int idx = 0;
int i;
mutex_lock(&dev->mutex);
idx = mt76_wcid_alloc(dev->wcid_mask, ARRAY_SIZE(dev->wcid));
if (idx < 0) {
ret = -ENOSPC;
goto out;
}
msta->vif = mvif;
msta->wcid.sta = 1;
msta->wcid.idx = idx;
msta->wcid.hw_key_idx = -1;
mt76x2_mac_wcid_setup(dev, idx, mvif->idx, sta->addr);
mt76x2_mac_wcid_set_drop(dev, idx, false);
for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
mt76x2_txq_init(dev, sta->txq[i]);
if (vif->type == NL80211_IFTYPE_AP)
set_bit(MT_WCID_FLAG_CHECK_PS, &msta->wcid.flags);
ewma_signal_init(&msta->rssi);
rcu_assign_pointer(dev->wcid[idx], &msta->wcid);
out:
mutex_unlock(&dev->mutex);
return ret;
}
static int
mt76x2_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_sta *msta = (struct mt76x2_sta *) sta->drv_priv;
int idx = msta->wcid.idx;
int i;
mutex_lock(&dev->mutex);
rcu_assign_pointer(dev->wcid[idx], NULL);
for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
mt76_txq_remove(&dev->mt76, sta->txq[i]);
mt76x2_mac_wcid_set_drop(dev, idx, true);
mt76_wcid_free(dev->wcid_mask, idx);
mt76x2_mac_wcid_setup(dev, idx, 0, NULL);
mutex_unlock(&dev->mutex);
return 0;
}
void
mt76x2_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps)
{
......@@ -336,117 +209,6 @@ mt76x2_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps)
mt76x2_mac_wcid_set_drop(dev, idx, ps);
}
static int
mt76x2_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_vif *vif, struct ieee80211_sta *sta,
struct ieee80211_key_conf *key)
{
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_vif *mvif = (struct mt76x2_vif *) vif->drv_priv;
struct mt76x2_sta *msta;
struct mt76_wcid *wcid;
int idx = key->keyidx;
int ret;
/* fall back to sw encryption for unsupported ciphers */
switch (key->cipher) {
case WLAN_CIPHER_SUITE_WEP40:
case WLAN_CIPHER_SUITE_WEP104:
case WLAN_CIPHER_SUITE_TKIP:
case WLAN_CIPHER_SUITE_CCMP:
break;
default:
return -EOPNOTSUPP;
}
/*
* The hardware does not support per-STA RX GTK, fall back
* to software mode for these.
*/
if ((vif->type == NL80211_IFTYPE_ADHOC ||
vif->type == NL80211_IFTYPE_MESH_POINT) &&
(key->cipher == WLAN_CIPHER_SUITE_TKIP ||
key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
return -EOPNOTSUPP;
msta = sta ? (struct mt76x2_sta *) sta->drv_priv : NULL;
wcid = msta ? &msta->wcid : &mvif->group_wcid;
if (cmd == SET_KEY) {
key->hw_key_idx = wcid->idx;
wcid->hw_key_idx = idx;
if (key->flags & IEEE80211_KEY_FLAG_RX_MGMT) {
key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX;
wcid->sw_iv = true;
}
} else {
if (idx == wcid->hw_key_idx) {
wcid->hw_key_idx = -1;
wcid->sw_iv = true;
}
key = NULL;
}
mt76_wcid_key_setup(&dev->mt76, wcid, key);
if (!msta) {
if (key || wcid->hw_key_idx == idx) {
ret = mt76x2_mac_wcid_set_key(dev, wcid->idx, key);
if (ret)
return ret;
}
return mt76x2_mac_shared_key_setup(dev, mvif->idx, idx, key);
}
return mt76x2_mac_wcid_set_key(dev, msta->wcid.idx, key);
}
static int
mt76x2_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue,
const struct ieee80211_tx_queue_params *params)
{
struct mt76x2_dev *dev = hw->priv;
u8 cw_min = 5, cw_max = 10, qid;
u32 val;
qid = dev->mt76.q_tx[queue].hw_idx;
if (params->cw_min)
cw_min = fls(params->cw_min);
if (params->cw_max)
cw_max = fls(params->cw_max);
val = FIELD_PREP(MT_EDCA_CFG_TXOP, params->txop) |
FIELD_PREP(MT_EDCA_CFG_AIFSN, params->aifs) |
FIELD_PREP(MT_EDCA_CFG_CWMIN, cw_min) |
FIELD_PREP(MT_EDCA_CFG_CWMAX, cw_max);
mt76_wr(dev, MT_EDCA_CFG_AC(qid), val);
val = mt76_rr(dev, MT_WMM_TXOP(qid));
val &= ~(MT_WMM_TXOP_MASK << MT_WMM_TXOP_SHIFT(qid));
val |= params->txop << MT_WMM_TXOP_SHIFT(qid);
mt76_wr(dev, MT_WMM_TXOP(qid), val);
val = mt76_rr(dev, MT_WMM_AIFSN);
val &= ~(MT_WMM_AIFSN_MASK << MT_WMM_AIFSN_SHIFT(qid));
val |= params->aifs << MT_WMM_AIFSN_SHIFT(qid);
mt76_wr(dev, MT_WMM_AIFSN, val);
val = mt76_rr(dev, MT_WMM_CWMIN);
val &= ~(MT_WMM_CWMIN_MASK << MT_WMM_CWMIN_SHIFT(qid));
val |= cw_min << MT_WMM_CWMIN_SHIFT(qid);
mt76_wr(dev, MT_WMM_CWMIN, val);
val = mt76_rr(dev, MT_WMM_CWMAX);
val &= ~(MT_WMM_CWMAX_MASK << MT_WMM_CWMAX_SHIFT(qid));
val |= cw_max << MT_WMM_CWMAX_SHIFT(qid);
mt76_wr(dev, MT_WMM_CWMAX, val);
return 0;
}
static void
mt76x2_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
const u8 *mac)
......@@ -485,75 +247,6 @@ mt76x2_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int *dbm)
return 0;
}
static int
mt76x2_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_ampdu_params *params)
{
enum ieee80211_ampdu_mlme_action action = params->action;
struct ieee80211_sta *sta = params->sta;
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_sta *msta = (struct mt76x2_sta *) sta->drv_priv;
struct ieee80211_txq *txq = sta->txq[params->tid];
u16 tid = params->tid;
u16 *ssn = &params->ssn;
struct mt76_txq *mtxq;
if (!txq)
return -EINVAL;
mtxq = (struct mt76_txq *)txq->drv_priv;
switch (action) {
case IEEE80211_AMPDU_RX_START:
mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, *ssn, params->buf_size);
mt76_set(dev, MT_WCID_ADDR(msta->wcid.idx) + 4, BIT(16 + tid));
break;
case IEEE80211_AMPDU_RX_STOP:
mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid);
mt76_clear(dev, MT_WCID_ADDR(msta->wcid.idx) + 4,
BIT(16 + tid));
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
mtxq->aggr = true;
mtxq->send_bar = false;
ieee80211_send_bar(vif, sta->addr, tid, mtxq->agg_ssn);
break;
case IEEE80211_AMPDU_TX_STOP_FLUSH:
case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
mtxq->aggr = false;
ieee80211_send_bar(vif, sta->addr, tid, mtxq->agg_ssn);
break;
case IEEE80211_AMPDU_TX_START:
mtxq->agg_ssn = *ssn << 4;
ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_STOP_CONT:
mtxq->aggr = false;
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
}
return 0;
}
static void
mt76x2_sta_rate_tbl_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76x2_dev *dev = hw->priv;
struct mt76x2_sta *msta = (struct mt76x2_sta *) sta->drv_priv;
struct ieee80211_sta_rates *rates = rcu_dereference(sta->rates);
struct ieee80211_tx_rate rate = {};
if (!rates)
return;
rate.idx = rates->rate[0].idx;
rate.flags = rates->rate[0].flags;
mt76x2_mac_wcid_set_rate(dev, &msta->wcid, &rate);
msta->wcid.max_txpwr_adj = mt76x2_tx_get_max_txpwr_adj(dev, &rate);
}
static void mt76x2_set_coverage_class(struct ieee80211_hw *hw,
s16 coverage_class)
{
......
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