@@ -348,7 +348,6 @@ mt76x0_alloc_device(struct device *pdev,
mutex_init(&dev->reg_atomic_mutex);
mutex_init(&dev->hw_atomic_mutex);
spin_lock_init(&dev->mac_lock);
- spin_lock_init(&dev->con_mon_lock);
atomic_set(&dev->avg_ampdu_len, 1);
return dev;
@@ -196,31 +196,16 @@ void mt76x0_mac_set_ampdu_factor(struct mt76x0_dev *dev)
FIELD_PREP(MT_MAX_LEN_CFG_AMPDU, min_factor));
}
-static void
-mt76x0_rx_monitor_beacon(struct mt76x0_dev *dev, struct mt76x02_rxwi *rxwi,
- u16 rate, int rssi)
-{
- dev->bcn_phy_mode = FIELD_GET(MT_RXWI_RATE_PHY, rate);
- dev->avg_rssi = ((dev->avg_rssi * 15) / 16 + (rssi << 8)) / 256;
-}
-
-static int
-mt76x0_rx_is_our_beacon(struct mt76x0_dev *dev, u8 *data)
-{
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)data;
-
- return ieee80211_is_beacon(hdr->frame_control) &&
- ether_addr_equal(hdr->addr2, dev->ap_bssid);
-}
-
u32 mt76x0_mac_process_rx(struct mt76x0_dev *dev, struct sk_buff *skb,
- void *rxi)
+ void *rxi)
{
struct mt76_rx_status *status = (struct mt76_rx_status *) skb->cb;
struct mt76x02_rxwi *rxwi = rxi;
u32 len, ctl = le32_to_cpu(rxwi->ctl);
u16 rate = le16_to_cpu(rxwi->rate);
+ struct mt76x02_sta *sta;
int rssi, pad_len = 0;
+ u8 wcid;
len = FIELD_GET(MT_RXWI_CTL_MPDU_LEN, ctl);
if (WARN_ON(len < 10))
@@ -234,6 +219,9 @@ u32 mt76x0_mac_process_rx(struct mt76x0_dev *dev, struct sk_buff *skb,
if (rxwi->rxinfo & MT_RXINFO_L2PAD)
pad_len += 2;
+ wcid = FIELD_GET(MT_RXWI_CTL_WCID, ctl);
+ sta = mt76x02_rx_get_sta(&dev->mt76, wcid);
+
mt76x02_remove_hdr_pad(skb, pad_len);
pskb_trim(skb, len);
@@ -243,19 +231,10 @@ u32 mt76x0_mac_process_rx(struct mt76x0_dev *dev, struct sk_buff *skb,
status->freq = dev->mt76.chandef.chan->center_freq;
status->band = dev->mt76.chandef.chan->band;
- mt76x02_mac_process_rate(status, rate);
-
- spin_lock_bh(&dev->con_mon_lock);
- if (mt76x0_rx_is_our_beacon(dev, skb->data)) {
- mt76x0_rx_monitor_beacon(dev, rxwi, rate, rssi);
- } else if (rxwi->rxinfo & cpu_to_le32(MT_RXINFO_UNICAST)) {
- if (dev->avg_rssi == 0)
- dev->avg_rssi = rssi;
- else
- dev->avg_rssi = (dev->avg_rssi * 15) / 16 + rssi / 16;
-
+ if (sta) {
+ ewma_signal_add(&sta->rssi, status->signal);
+ sta->inactive_count = 0;
}
- spin_unlock_bh(&dev->con_mon_lock);
- return len;
+ return mt76x02_mac_process_rate(status, rate);
}
@@ -68,9 +68,6 @@ void mt76x0_bss_info_changed(struct ieee80211_hw *hw,
mutex_lock(&dev->mt76.mutex);
- if (changed & BSS_CHANGED_ASSOC)
- mt76x0_phy_con_cal_onoff(dev, info);
-
if (changed & BSS_CHANGED_BSSID) {
mt76x0_addr_wr(dev, MT_MAC_BSSID_DW0, info->bssid);
@@ -70,7 +70,6 @@ enum mt_bw {
* struct mt76x0_dev - adapter structure
* @lock: protects @wcid->tx_rate.
* @mac_lock: locks out mac80211's tx status and rx paths.
- * @con_mon_lock: protects @ap_bssid, @bcn_*, @avg_rssi.
* @mutex: ensures exclusive access from mac80211 callbacks.
* @reg_atomic_mutex: ensures atomicity of indirect register accesses
* (accesses to RF and BBP).
@@ -94,15 +93,6 @@ struct mt76x0_dev {
atomic_t avg_ampdu_len;
- /* Connection monitoring things */
- spinlock_t con_mon_lock;
- u8 ap_bssid[ETH_ALEN];
-
- s8 bcn_freq_off;
- u8 bcn_phy_mode;
-
- int avg_rssi; /* starts at 0 and converges */
-
u8 agc_save;
bool no_2ghz;
@@ -153,8 +143,6 @@ int mt76x0_phy_set_channel(struct mt76x0_dev *dev,
struct cfg80211_chan_def *chandef);
void mt76x0_phy_recalibrate_after_assoc(struct mt76x0_dev *dev);
int mt76x0_phy_get_rssi(struct mt76x0_dev *dev, struct mt76x02_rxwi *rxwi);
-void mt76x0_phy_con_cal_onoff(struct mt76x0_dev *dev,
- struct ieee80211_bss_conf *info);
void mt76x0_phy_set_txpower(struct mt76x0_dev *dev);
/* MAC */
@@ -818,12 +818,15 @@ static void mt76x0_temp_sensor(struct mt76x0_dev *dev)
static void mt76x0_dynamic_vga_tuning(struct mt76x0_dev *dev)
{
+ struct cfg80211_chan_def *chandef = &dev->mt76.chandef;
u32 val, init_vga;
+ int avg_rssi;
- init_vga = (dev->mt76.chandef.chan->band == NL80211_BAND_5GHZ) ? 0x54 : 0x4E;
- if (dev->avg_rssi > -60)
+ init_vga = chandef->chan->band == NL80211_BAND_5GHZ ? 0x54 : 0x4E;
+ avg_rssi = mt76x02_phy_get_min_avg_rssi(&dev->mt76);
+ if (avg_rssi > -60)
init_vga -= 0x20;
- else if (dev->avg_rssi > -70)
+ else if (avg_rssi > -70)
init_vga -= 0x10;
val = mt76_rr(dev, MT_BBP(AGC, 8));
@@ -844,17 +847,6 @@ static void mt76x0_phy_calibrate(struct work_struct *work)
MT_CALIBRATE_INTERVAL);
}
-void mt76x0_phy_con_cal_onoff(struct mt76x0_dev *dev,
- struct ieee80211_bss_conf *info)
-{
- /* Start/stop collecting beacon data */
- spin_lock_bh(&dev->con_mon_lock);
- ether_addr_copy(dev->ap_bssid, info->bssid);
- dev->avg_rssi = 0;
- dev->bcn_freq_off = MT_FREQ_OFFSET_INVALID;
- spin_unlock_bh(&dev->con_mon_lock);
-}
-
static void
mt76x0_rf_init(struct mt76x0_dev *dev)
{
@@ -53,7 +53,7 @@ void mt76x0_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
void *rxwi = skb->data;
skb_pull(skb, sizeof(struct mt76x02_rxwi));
- if (!mt76x0_mac_process_rx(dev, skb, rxwi)) {
+ if (mt76x0_mac_process_rx(dev, skb, rxwi)) {
dev_kfree_skb(skb);
return;
}
Use shared mt76x02 utility routines for rssi tracking. Moreover remove no longer used con_mon_lock spinlock and following variable: - ap_bssid - bcn_freq_off - bcn_phy_mode - avg_rssi Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com> --- .../net/wireless/mediatek/mt76/mt76x0/init.c | 1 - .../net/wireless/mediatek/mt76/mt76x0/mac.c | 41 +++++-------------- .../net/wireless/mediatek/mt76/mt76x0/main.c | 3 -- .../wireless/mediatek/mt76/mt76x0/mt76x0.h | 12 ------ .../net/wireless/mediatek/mt76/mt76x0/phy.c | 20 +++------ .../net/wireless/mediatek/mt76/mt76x0/tx.c | 2 +- 6 files changed, 17 insertions(+), 62 deletions(-)