diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
commit | 94ac2ab3fff96814d7460a27a0e9d004abbd4128 (patch) | |
tree | 9a4eb8cc234b540b0f4b93363109cdd37a20540b /drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | |
parent | Adding debian version 6.8.12-1. (diff) | |
download | linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.tar.xz linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.zip |
Merging upstream version 6.9.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c')
-rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 587 |
1 files changed, 464 insertions, 123 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 04df0f54aa..4a49f8f9d8 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -1633,33 +1633,41 @@ rtl8xxxu_gen1_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) } static void rtl8xxxu_set_linktype(struct rtl8xxxu_priv *priv, - enum nl80211_iftype linktype) + enum nl80211_iftype linktype, int port_num) { - u8 val8; - - val8 = rtl8xxxu_read8(priv, REG_MSR); - val8 &= ~MSR_LINKTYPE_MASK; + u8 val8, type; switch (linktype) { case NL80211_IFTYPE_UNSPECIFIED: - val8 |= MSR_LINKTYPE_NONE; + type = MSR_LINKTYPE_NONE; break; case NL80211_IFTYPE_ADHOC: - val8 |= MSR_LINKTYPE_ADHOC; + type = MSR_LINKTYPE_ADHOC; break; case NL80211_IFTYPE_STATION: - val8 |= MSR_LINKTYPE_STATION; + type = MSR_LINKTYPE_STATION; break; case NL80211_IFTYPE_AP: - val8 |= MSR_LINKTYPE_AP; + type = MSR_LINKTYPE_AP; break; default: - goto out; + return; + } + + switch (port_num) { + case 0: + val8 = rtl8xxxu_read8(priv, REG_MSR) & 0x0c; + val8 |= type; + break; + case 1: + val8 = rtl8xxxu_read8(priv, REG_MSR) & 0x03; + val8 |= type << 2; + break; + default: + return; } rtl8xxxu_write8(priv, REG_MSR, val8); -out: - return; } static void @@ -3572,27 +3580,47 @@ void rtl8723a_phy_lc_calibrate(struct rtl8xxxu_priv *priv) rtl8xxxu_write8(priv, REG_TXPAUSE, 0x00); } -static int rtl8xxxu_set_mac(struct rtl8xxxu_priv *priv) +static int rtl8xxxu_set_mac(struct rtl8xxxu_priv *priv, int port_num) { int i; u16 reg; - reg = REG_MACID; + switch (port_num) { + case 0: + reg = REG_MACID; + break; + case 1: + reg = REG_MACID1; + break; + default: + WARN_ONCE(1, "%s: invalid port_num\n", __func__); + return -EINVAL; + } for (i = 0; i < ETH_ALEN; i++) - rtl8xxxu_write8(priv, reg + i, priv->mac_addr[i]); + rtl8xxxu_write8(priv, reg + i, priv->vifs[port_num]->addr[i]); return 0; } -static int rtl8xxxu_set_bssid(struct rtl8xxxu_priv *priv, const u8 *bssid) +static int rtl8xxxu_set_bssid(struct rtl8xxxu_priv *priv, const u8 *bssid, int port_num) { int i; u16 reg; dev_dbg(&priv->udev->dev, "%s: (%pM)\n", __func__, bssid); - reg = REG_BSSID; + switch (port_num) { + case 0: + reg = REG_BSSID; + break; + case 1: + reg = REG_BSSID1; + break; + default: + WARN_ONCE(1, "%s: invalid port_num\n", __func__); + return -EINVAL; + } for (i = 0; i < ETH_ALEN; i++) rtl8xxxu_write8(priv, reg + i, bssid[i]); @@ -4025,10 +4053,13 @@ static inline u8 rtl8xxxu_get_macid(struct rtl8xxxu_priv *priv, { struct rtl8xxxu_sta_info *sta_info; - if (!priv->vif || priv->vif->type == NL80211_IFTYPE_STATION || !sta) + if (!sta) return 0; sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + if (!sta_info) + return 0; + return sta_info->macid; } @@ -4235,9 +4266,6 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw) rtl8xxxu_write32(priv, REG_HIMR, 0xffffffff); } - rtl8xxxu_set_mac(priv); - rtl8xxxu_set_linktype(priv, NL80211_IFTYPE_STATION); - /* * Configure initial WMAC settings */ @@ -4511,6 +4539,7 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw) rtl8188e_ra_info_init_all(&priv->ra_info); set_bit(RTL8XXXU_BC_MC_MACID, priv->mac_id_map); + set_bit(RTL8XXXU_BC_MC_MACID1, priv->mac_id_map); exit: return ret; @@ -4530,8 +4559,10 @@ static void rtl8xxxu_cam_write(struct rtl8xxxu_priv *priv, * This is a bit of a hack - the lower bits of the cipher * suite selector happens to match the cipher index in the CAM */ - addr = key->keyidx << CAM_CMD_KEY_SHIFT; + addr = key->hw_key_idx << CAM_CMD_KEY_SHIFT; ctrl = (key->cipher & 0x0f) << 2 | key->keyidx | CAM_WRITE_VALID; + if (!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + ctrl |= BIT(6); for (j = 5; j >= 0; j--) { switch (j) { @@ -4574,7 +4605,7 @@ static int rtl8xxxu_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, { struct rtl8xxxu_priv *priv = hw->priv; - schedule_work(&priv->update_beacon_work); + schedule_delayed_work(&priv->update_beacon_work, 0); return 0; } @@ -4839,10 +4870,9 @@ static void rtl8xxxu_set_basic_rates(struct rtl8xxxu_priv *priv, u32 rate_cfg) dev_dbg(&priv->udev->dev, "%s: rates %08x\n", __func__, rate_cfg); - while (rate_cfg) { - rate_cfg = (rate_cfg >> 1); - rate_idx++; - } + if (rate_cfg) + rate_idx = __fls(rate_cfg); + rtl8xxxu_write8(priv, REG_INIRTS_RATE_SEL, rate_idx); } @@ -4888,14 +4918,20 @@ static void rtl8xxxu_set_aifs(struct rtl8xxxu_priv *priv, u8 slot_time) u8 aifs, aifsn, sifs; int i; - if (priv->vif) { + for (i = 0; i < ARRAY_SIZE(priv->vifs); i++) { struct ieee80211_sta *sta; + if (!priv->vifs[i]) + continue; + rcu_read_lock(); - sta = ieee80211_find_sta(priv->vif, priv->vif->bss_conf.bssid); + sta = ieee80211_find_sta(priv->vifs[i], priv->vifs[i]->bss_conf.bssid); if (sta) wireless_mode = rtl8xxxu_wireless_mode(priv->hw, sta); rcu_read_unlock(); + + if (wireless_mode) + break; } if (priv->hw->conf.chandef.chan->band == NL80211_BAND_5GHZ || @@ -4952,19 +4988,21 @@ static void rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u64 changed) { + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; struct device *dev = &priv->udev->dev; + struct rtl8xxxu_sta_info *sta_info; struct ieee80211_sta *sta; struct rtl8xxxu_ra_report *rarpt; + u8 val8, macid; u32 val32; - u8 val8; rarpt = &priv->ra_report; if (changed & BSS_CHANGED_ASSOC) { dev_dbg(dev, "Changed ASSOC: %i!\n", vif->cfg.assoc); - rtl8xxxu_set_linktype(priv, vif->type); + rtl8xxxu_set_linktype(priv, vif->type, rtlvif->port_num); if (vif->cfg.assoc) { u32 ramask; @@ -4980,6 +5018,7 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, rcu_read_unlock(); goto error; } + macid = rtl8xxxu_get_macid(priv, sta); if (sta->deflink.ht_cap.ht_supported) dev_info(dev, "%s: HT supported\n", __func__); @@ -5000,19 +5039,20 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, bw = RATE_INFO_BW_40; else bw = RATE_INFO_BW_20; + + sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + sta_info->rssi_level = RTL8XXXU_RATR_STA_INIT; rcu_read_unlock(); rtl8xxxu_update_ra_report(rarpt, highest_rate, sgi, bw); - priv->vif = vif; - priv->rssi_level = RTL8XXXU_RATR_STA_INIT; - priv->fops->update_rate_mask(priv, ramask, 0, sgi, - bw == RATE_INFO_BW_40, 0); + bw == RATE_INFO_BW_40, macid); rtl8xxxu_write8(priv, REG_BCN_MAX_ERR, 0xff); - rtl8xxxu_stop_tx_beacon(priv); + if (rtlvif->port_num == 0) + rtl8xxxu_stop_tx_beacon(priv); /* joinbss sequence */ rtl8xxxu_write16(priv, REG_BCN_PSR_RPT, @@ -5054,7 +5094,7 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (changed & BSS_CHANGED_BSSID) { dev_dbg(dev, "Changed BSSID!\n"); - rtl8xxxu_set_bssid(priv, bss_conf->bssid); + rtl8xxxu_set_bssid(priv, bss_conf->bssid, rtlvif->port_num); } if (changed & BSS_CHANGED_BASIC_RATES) { @@ -5070,7 +5110,7 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changed & BSS_CHANGED_BEACON) - schedule_work(&priv->update_beacon_work); + schedule_delayed_work(&priv->update_beacon_work, 0); error: return; @@ -5079,11 +5119,12 @@ error: static int rtl8xxxu_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf) { + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; struct device *dev = &priv->udev->dev; dev_dbg(dev, "Start AP mode\n"); - rtl8xxxu_set_bssid(priv, vif->bss_conf.bssid); + rtl8xxxu_set_bssid(priv, vif->bss_conf.bssid, rtlvif->port_num); rtl8xxxu_write16(priv, REG_BCN_INTERVAL, vif->bss_conf.beacon_int); priv->fops->report_connect(priv, RTL8XXXU_BC_MC_MACID, 0, true); @@ -5509,13 +5550,14 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, struct rtl8xxxu_tx_urb *tx_urb; struct ieee80211_sta *sta = NULL; struct ieee80211_vif *vif = tx_info->control.vif; + struct rtl8xxxu_vif *rtlvif = vif ? (struct rtl8xxxu_vif *)vif->drv_priv : NULL; struct device *dev = &priv->udev->dev; u32 queue, rts_rate; u16 pktlen = skb->len; int tx_desc_size = priv->fops->tx_desc_size; u8 macid; int ret; - bool ampdu_enable, sgi = false, short_preamble = false; + bool ampdu_enable, sgi = false, short_preamble = false, bmc = false; if (skb_headroom(skb) < tx_desc_size) { dev_warn(dev, @@ -5557,10 +5599,14 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, tx_desc->txdw0 = TXDESC_OWN | TXDESC_FIRST_SEGMENT | TXDESC_LAST_SEGMENT; if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) || - is_broadcast_ether_addr(ieee80211_get_DA(hdr))) + is_broadcast_ether_addr(ieee80211_get_DA(hdr))) { tx_desc->txdw0 |= TXDESC_BROADMULTICAST; + bmc = true; + } + tx_desc->txdw1 = cpu_to_le32(queue << TXDESC_QUEUE_SHIFT); + macid = rtl8xxxu_get_macid(priv, sta); if (tx_info->control.hw_key) { switch (tx_info->control.hw_key->cipher) { @@ -5575,6 +5621,10 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, default: break; } + if (bmc && rtlvif && rtlvif->hw_key_idx != 0xff) { + tx_desc->txdw1 |= cpu_to_le32(TXDESC_EN_DESC_ID); + macid = rtlvif->hw_key_idx; + } } /* (tx_info->flags & IEEE80211_TX_CTL_AMPDU) && */ @@ -5618,7 +5668,6 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, else rts_rate = 0; - macid = rtl8xxxu_get_macid(priv, sta); priv->fops->fill_txdesc(hw, hdr, tx_info, tx_desc, sgi, short_preamble, ampdu_enable, rts_rate, macid); @@ -5680,18 +5729,44 @@ static void rtl8xxxu_send_beacon_frame(struct ieee80211_hw *hw, static void rtl8xxxu_update_beacon_work_callback(struct work_struct *work) { struct rtl8xxxu_priv *priv = - container_of(work, struct rtl8xxxu_priv, update_beacon_work); + container_of(work, struct rtl8xxxu_priv, update_beacon_work.work); struct ieee80211_hw *hw = priv->hw; - struct ieee80211_vif *vif = priv->vif; + struct ieee80211_vif *vif = priv->vifs[0]; if (!vif) { WARN_ONCE(true, "no vif to update beacon\n"); return; } + if (vif->bss_conf.csa_active) { + if (ieee80211_beacon_cntdwn_is_complete(vif, 0)) { + ieee80211_csa_finish(vif, 0); + return; + } + schedule_delayed_work(&priv->update_beacon_work, + msecs_to_jiffies(vif->bss_conf.beacon_int)); + } rtl8xxxu_send_beacon_frame(hw, vif); } +static inline bool rtl8xxxu_is_packet_match_bssid(struct rtl8xxxu_priv *priv, + struct ieee80211_hdr *hdr, + int port_num) +{ + return priv->vifs[port_num] && + priv->vifs[port_num]->type == NL80211_IFTYPE_STATION && + priv->vifs[port_num]->cfg.assoc && + ether_addr_equal(priv->vifs[port_num]->bss_conf.bssid, hdr->addr2); +} + +static inline bool rtl8xxxu_is_sta_sta(struct rtl8xxxu_priv *priv) +{ + return (priv->vifs[0] && priv->vifs[0]->cfg.assoc && + priv->vifs[0]->type == NL80211_IFTYPE_STATION) && + (priv->vifs[1] && priv->vifs[1]->cfg.assoc && + priv->vifs[1]->type == NL80211_IFTYPE_STATION); +} + void rtl8723au_rx_parse_phystats(struct rtl8xxxu_priv *priv, struct ieee80211_rx_status *rx_status, struct rtl8723au_phy_stats *phy_stats, @@ -5708,12 +5783,11 @@ void rtl8723au_rx_parse_phystats(struct rtl8xxxu_priv *priv, rx_status->signal = priv->fops->cck_rssi(priv, phy_stats); } else { bool parse_cfo = priv->fops->set_crystal_cap && - priv->vif && - priv->vif->type == NL80211_IFTYPE_STATION && - priv->vif->cfg.assoc && !crc_icv_err && !ieee80211_is_ctl(hdr->frame_control) && - ether_addr_equal(priv->vif->bss_conf.bssid, hdr->addr2); + !rtl8xxxu_is_sta_sta(priv) && + (rtl8xxxu_is_packet_match_bssid(priv, hdr, 0) || + rtl8xxxu_is_packet_match_bssid(priv, hdr, 1)); if (parse_cfo) { priv->cfo_tracking.cfo_tail[0] = phy_stats->path_cfotail[0]; @@ -5748,12 +5822,11 @@ static void jaguar2_rx_parse_phystats_type1(struct rtl8xxxu_priv *priv, bool crc_icv_err) { bool parse_cfo = priv->fops->set_crystal_cap && - priv->vif && - priv->vif->type == NL80211_IFTYPE_STATION && - priv->vif->cfg.assoc && !crc_icv_err && !ieee80211_is_ctl(hdr->frame_control) && - ether_addr_equal(priv->vif->bss_conf.bssid, hdr->addr2); + !rtl8xxxu_is_sta_sta(priv) && + (rtl8xxxu_is_packet_match_bssid(priv, hdr, 0) || + rtl8xxxu_is_packet_match_bssid(priv, hdr, 1)); u8 pwdb_max = 0; int rx_path; @@ -6029,18 +6102,20 @@ void rtl8723bu_update_bt_link_info(struct rtl8xxxu_priv *priv, u8 bt_info) btcoex->bt_busy = false; } +static inline bool rtl8xxxu_is_assoc(struct rtl8xxxu_priv *priv) +{ + return (priv->vifs[0] && priv->vifs[0]->cfg.assoc) || + (priv->vifs[1] && priv->vifs[1]->cfg.assoc); +} + static void rtl8723bu_handle_bt_inquiry(struct rtl8xxxu_priv *priv) { - struct ieee80211_vif *vif; struct rtl8xxxu_btcoex *btcoex; - bool wifi_connected; - vif = priv->vif; btcoex = &priv->bt_coex; - wifi_connected = (vif && vif->cfg.assoc); - if (!wifi_connected) { + if (!rtl8xxxu_is_assoc(priv)) { rtl8723bu_set_ps_tdma(priv, 0x8, 0x0, 0x0, 0x0, 0x0); rtl8723bu_set_coex_with_type(priv, 0); } else if (btcoex->has_sco || btcoex->has_hid || btcoex->has_a2dp) { @@ -6058,15 +6133,11 @@ void rtl8723bu_handle_bt_inquiry(struct rtl8xxxu_priv *priv) static void rtl8723bu_handle_bt_info(struct rtl8xxxu_priv *priv) { - struct ieee80211_vif *vif; struct rtl8xxxu_btcoex *btcoex; - bool wifi_connected; - vif = priv->vif; btcoex = &priv->bt_coex; - wifi_connected = (vif && vif->cfg.assoc); - if (wifi_connected) { + if (rtl8xxxu_is_assoc(priv)) { u32 val32 = 0; u32 high_prio_tx = 0, high_prio_rx = 0; @@ -6249,6 +6320,76 @@ static void rtl8188e_c2hcmd_callback(struct work_struct *work) } } +#define rtl8xxxu_iterate_vifs_atomic(priv, iterator, data) \ + ieee80211_iterate_active_interfaces_atomic((priv)->hw, \ + IEEE80211_IFACE_ITER_NORMAL, iterator, data) + +struct rtl8xxxu_rx_update_rssi_data { + struct rtl8xxxu_priv *priv; + struct ieee80211_hdr *hdr; + struct ieee80211_rx_status *rx_status; + u8 *bssid; +}; + +static void rtl8xxxu_rx_update_rssi_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct rtl8xxxu_rx_update_rssi_data *iter_data = data; + struct ieee80211_sta *sta; + struct ieee80211_hdr *hdr = iter_data->hdr; + struct rtl8xxxu_priv *priv = iter_data->priv; + struct rtl8xxxu_sta_info *sta_info; + struct ieee80211_rx_status *rx_status = iter_data->rx_status; + u8 *bssid = iter_data->bssid; + + if (!ether_addr_equal(vif->bss_conf.bssid, bssid)) + return; + + if (!(ether_addr_equal(vif->addr, hdr->addr1) || + ieee80211_is_beacon(hdr->frame_control))) + return; + + sta = ieee80211_find_sta_by_ifaddr(priv->hw, hdr->addr2, + vif->addr); + if (!sta) + return; + + sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + ewma_rssi_add(&sta_info->avg_rssi, -rx_status->signal); +} + +static inline u8 *get_hdr_bssid(struct ieee80211_hdr *hdr) +{ + __le16 fc = hdr->frame_control; + u8 *bssid; + + if (ieee80211_has_tods(fc)) + bssid = hdr->addr1; + else if (ieee80211_has_fromds(fc)) + bssid = hdr->addr2; + else + bssid = hdr->addr3; + + return bssid; +} + +static void rtl8xxxu_rx_update_rssi(struct rtl8xxxu_priv *priv, + struct ieee80211_rx_status *rx_status, + struct ieee80211_hdr *hdr) +{ + struct rtl8xxxu_rx_update_rssi_data data = {}; + + if (ieee80211_is_ctl(hdr->frame_control)) + return; + + data.priv = priv; + data.hdr = hdr; + data.rx_status = rx_status; + data.bssid = get_hdr_bssid(hdr); + + rtl8xxxu_iterate_vifs_atomic(priv, rtl8xxxu_rx_update_rssi_iter, &data); +} + int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb) { struct ieee80211_hw *hw = priv->hw; @@ -6308,18 +6449,26 @@ int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb) skb_queue_tail(&priv->c2hcmd_queue, skb); schedule_work(&priv->c2hcmd_work); } else { + struct ieee80211_hdr *hdr; + phy_stats = (struct rtl8723au_phy_stats *)skb->data; skb_pull(skb, drvinfo_sz + desc_shift); skb_trim(skb, pkt_len); - if (rx_desc->phy_stats) + hdr = (struct ieee80211_hdr *)skb->data; + if (rx_desc->phy_stats) { priv->fops->parse_phystats( priv, rx_status, phy_stats, rx_desc->rxmcs, - (struct ieee80211_hdr *)skb->data, + hdr, rx_desc->crc32 || rx_desc->icverr); + if (!rx_desc->crc32 && !rx_desc->icverr) + rtl8xxxu_rx_update_rssi(priv, + rx_status, + hdr); + } rx_status->mactime = rx_desc->tsfl; rx_status->flag |= RX_FLAG_MACTIME_START; @@ -6416,10 +6565,15 @@ int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb) } else { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; - if (rx_desc->phy_stats) + if (rx_desc->phy_stats) { priv->fops->parse_phystats(priv, rx_status, phy_stats, rx_desc->rxmcs, hdr, rx_desc->crc32 || rx_desc->icverr); + if (!rx_desc->crc32 && !rx_desc->icverr) + rtl8xxxu_rx_update_rssi(priv, + rx_status, + hdr); + } rx_status->mactime = rx_desc->tsfl; rx_status->flag |= RX_FLAG_MACTIME_START; @@ -6563,29 +6717,123 @@ error: return ret; } +static void rtl8xxxu_switch_ports(struct rtl8xxxu_priv *priv) +{ + u8 macid[ETH_ALEN], bssid[ETH_ALEN], macid_1[ETH_ALEN], bssid_1[ETH_ALEN]; + u8 msr, bcn_ctrl, bcn_ctrl_1, atimwnd[2], atimwnd_1[2]; + struct rtl8xxxu_vif *rtlvif; + struct ieee80211_vif *vif; + u8 tsftr[8], tsftr_1[8]; + int i; + + msr = rtl8xxxu_read8(priv, REG_MSR); + bcn_ctrl = rtl8xxxu_read8(priv, REG_BEACON_CTRL); + bcn_ctrl_1 = rtl8xxxu_read8(priv, REG_BEACON_CTRL_1); + + for (i = 0; i < ARRAY_SIZE(atimwnd); i++) + atimwnd[i] = rtl8xxxu_read8(priv, REG_ATIMWND + i); + for (i = 0; i < ARRAY_SIZE(atimwnd_1); i++) + atimwnd_1[i] = rtl8xxxu_read8(priv, REG_ATIMWND_1 + i); + + for (i = 0; i < ARRAY_SIZE(tsftr); i++) + tsftr[i] = rtl8xxxu_read8(priv, REG_TSFTR + i); + for (i = 0; i < ARRAY_SIZE(tsftr); i++) + tsftr_1[i] = rtl8xxxu_read8(priv, REG_TSFTR1 + i); + + for (i = 0; i < ARRAY_SIZE(macid); i++) + macid[i] = rtl8xxxu_read8(priv, REG_MACID + i); + + for (i = 0; i < ARRAY_SIZE(bssid); i++) + bssid[i] = rtl8xxxu_read8(priv, REG_BSSID + i); + + for (i = 0; i < ARRAY_SIZE(macid_1); i++) + macid_1[i] = rtl8xxxu_read8(priv, REG_MACID1 + i); + + for (i = 0; i < ARRAY_SIZE(bssid_1); i++) + bssid_1[i] = rtl8xxxu_read8(priv, REG_BSSID1 + i); + + /* disable bcn function, disable update TSF */ + rtl8xxxu_write8(priv, REG_BEACON_CTRL, (bcn_ctrl & + (~BEACON_FUNCTION_ENABLE)) | BEACON_DISABLE_TSF_UPDATE); + rtl8xxxu_write8(priv, REG_BEACON_CTRL_1, (bcn_ctrl_1 & + (~BEACON_FUNCTION_ENABLE)) | BEACON_DISABLE_TSF_UPDATE); + + /* switch msr */ + msr = (msr & 0xf0) | ((msr & 0x03) << 2) | ((msr & 0x0c) >> 2); + rtl8xxxu_write8(priv, REG_MSR, msr); + + /* write port0 */ + rtl8xxxu_write8(priv, REG_BEACON_CTRL, bcn_ctrl_1 & ~BEACON_FUNCTION_ENABLE); + for (i = 0; i < ARRAY_SIZE(atimwnd_1); i++) + rtl8xxxu_write8(priv, REG_ATIMWND + i, atimwnd_1[i]); + for (i = 0; i < ARRAY_SIZE(tsftr_1); i++) + rtl8xxxu_write8(priv, REG_TSFTR + i, tsftr_1[i]); + for (i = 0; i < ARRAY_SIZE(macid_1); i++) + rtl8xxxu_write8(priv, REG_MACID + i, macid_1[i]); + for (i = 0; i < ARRAY_SIZE(bssid_1); i++) + rtl8xxxu_write8(priv, REG_BSSID + i, bssid_1[i]); + + /* write port1 */ + rtl8xxxu_write8(priv, REG_BEACON_CTRL_1, bcn_ctrl & ~BEACON_FUNCTION_ENABLE); + for (i = 0; i < ARRAY_SIZE(atimwnd); i++) + rtl8xxxu_write8(priv, REG_ATIMWND_1 + i, atimwnd[i]); + for (i = 0; i < ARRAY_SIZE(tsftr); i++) + rtl8xxxu_write8(priv, REG_TSFTR1 + i, tsftr[i]); + for (i = 0; i < ARRAY_SIZE(macid); i++) + rtl8xxxu_write8(priv, REG_MACID1 + i, macid[i]); + for (i = 0; i < ARRAY_SIZE(bssid); i++) + rtl8xxxu_write8(priv, REG_BSSID1 + i, bssid[i]); + + /* write bcn ctl */ + rtl8xxxu_write8(priv, REG_BEACON_CTRL, bcn_ctrl_1); + rtl8xxxu_write8(priv, REG_BEACON_CTRL_1, bcn_ctrl); + + vif = priv->vifs[0]; + priv->vifs[0] = priv->vifs[1]; + priv->vifs[1] = vif; + + /* priv->vifs[0] is NULL here, based on how this function is currently + * called from rtl8xxxu_add_interface(). + * When this function will be used in the future for a different + * scenario, please check whether vifs[0] or vifs[1] can be NULL and if + * necessary add code to set port_num = 1. + */ + rtlvif = (struct rtl8xxxu_vif *)priv->vifs[1]->drv_priv; + rtlvif->port_num = 1; +} + static int rtl8xxxu_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; - int ret; + int port_num; u8 val8; - if (!priv->vif) - priv->vif = vif; + if (!priv->vifs[0]) + port_num = 0; + else if (!priv->vifs[1]) + port_num = 1; else return -EOPNOTSUPP; switch (vif->type) { case NL80211_IFTYPE_STATION: - rtl8xxxu_stop_tx_beacon(priv); + if (port_num == 0) { + rtl8xxxu_stop_tx_beacon(priv); - val8 = rtl8xxxu_read8(priv, REG_BEACON_CTRL); - val8 |= BEACON_ATIM | BEACON_FUNCTION_ENABLE | - BEACON_DISABLE_TSF_UPDATE; - rtl8xxxu_write8(priv, REG_BEACON_CTRL, val8); - ret = 0; + val8 = rtl8xxxu_read8(priv, REG_BEACON_CTRL); + val8 |= BEACON_ATIM | BEACON_FUNCTION_ENABLE | + BEACON_DISABLE_TSF_UPDATE; + rtl8xxxu_write8(priv, REG_BEACON_CTRL, val8); + } break; case NL80211_IFTYPE_AP: + if (port_num == 1) { + rtl8xxxu_switch_ports(priv); + port_num = 0; + } + rtl8xxxu_write8(priv, REG_BEACON_CTRL, BEACON_DISABLE_TSF_UPDATE | BEACON_CTRL_MBSSID); rtl8xxxu_write8(priv, REG_ATIMWND, 0x0c); /* 12ms */ @@ -6602,29 +6850,31 @@ static int rtl8xxxu_add_interface(struct ieee80211_hw *hw, val8 = rtl8xxxu_read8(priv, REG_CCK_CHECK); val8 &= ~BIT_BCN_PORT_SEL; rtl8xxxu_write8(priv, REG_CCK_CHECK, val8); - - ret = 0; break; default: - ret = -EOPNOTSUPP; + return -EOPNOTSUPP; } - rtl8xxxu_set_linktype(priv, vif->type); + priv->vifs[port_num] = vif; + rtlvif->port_num = port_num; + rtlvif->hw_key_idx = 0xff; + + rtl8xxxu_set_linktype(priv, vif->type, port_num); ether_addr_copy(priv->mac_addr, vif->addr); - rtl8xxxu_set_mac(priv); + rtl8xxxu_set_mac(priv, port_num); - return ret; + return 0; } static void rtl8xxxu_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; dev_dbg(&priv->udev->dev, "%s\n", __func__); - if (priv->vif) - priv->vif = NULL; + priv->vifs[rtlvif->port_num] = NULL; } static int rtl8xxxu_config(struct ieee80211_hw *hw, u32 changed) @@ -6746,8 +6996,8 @@ static void rtl8xxxu_configure_filter(struct ieee80211_hw *hw, else rcr |= RCR_CHECK_BSSID_BEACON | RCR_CHECK_BSSID_MATCH; - if (priv->vif && priv->vif->type == NL80211_IFTYPE_AP) - rcr &= ~RCR_CHECK_BSSID_MATCH; + if (priv->vifs[0] && priv->vifs[0]->type == NL80211_IFTYPE_AP) + rcr &= ~(RCR_CHECK_BSSID_MATCH | RCR_CHECK_BSSID_BEACON); if (*total_flags & FIF_CONTROL) rcr |= RCR_ACCEPT_CTRL_FRAME; @@ -6784,11 +7034,19 @@ static int rtl8xxxu_set_rts_threshold(struct ieee80211_hw *hw, u32 rts) return 0; } +static int rtl8xxxu_get_free_sec_cam(struct ieee80211_hw *hw) +{ + struct rtl8xxxu_priv *priv = hw->priv; + + return find_first_zero_bit(priv->cam_map, priv->fops->max_sec_cam_num); +} + static int rtl8xxxu_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 rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; struct device *dev = &priv->udev->dev; u8 mac_addr[ETH_ALEN]; @@ -6800,9 +7058,6 @@ static int rtl8xxxu_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, dev_dbg(dev, "%s: cmd %02x, cipher %08x, index %i\n", __func__, cmd, key->cipher, key->keyidx); - if (vif->type != NL80211_IFTYPE_STATION) - return -EOPNOTSUPP; - if (key->keyidx > 3) return -EOPNOTSUPP; @@ -6826,7 +7081,7 @@ static int rtl8xxxu_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, ether_addr_copy(mac_addr, sta->addr); } else { dev_dbg(dev, "%s: group key\n", __func__); - eth_broadcast_addr(mac_addr); + ether_addr_copy(mac_addr, vif->bss_conf.bssid); } val16 = rtl8xxxu_read16(priv, REG_CR); @@ -6840,16 +7095,28 @@ static int rtl8xxxu_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, switch (cmd) { case SET_KEY: - key->hw_key_idx = key->keyidx; + + retval = rtl8xxxu_get_free_sec_cam(hw); + if (retval < 0) + return -EOPNOTSUPP; + + key->hw_key_idx = retval; + + if (vif->type == NL80211_IFTYPE_AP && !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + rtlvif->hw_key_idx = key->hw_key_idx; + key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV; rtl8xxxu_cam_write(priv, key, mac_addr); + set_bit(key->hw_key_idx, priv->cam_map); retval = 0; break; case DISABLE_KEY: rtl8xxxu_write32(priv, REG_CAM_WRITE, 0x00000000); val32 = CAM_CMD_POLLING | CAM_CMD_WRITE | - key->keyidx << CAM_CMD_KEY_SHIFT; + key->hw_key_idx << CAM_CMD_KEY_SHIFT; rtl8xxxu_write32(priv, REG_CAM_CMD, val32); + rtlvif->hw_key_idx = 0xff; + clear_bit(key->hw_key_idx, priv->cam_map); retval = 0; break; default: @@ -6930,6 +7197,7 @@ static void rtl8xxxu_refresh_rate_mask(struct rtl8xxxu_priv *priv, int signal, struct ieee80211_sta *sta, bool force) { + struct rtl8xxxu_sta_info *sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; struct ieee80211_hw *hw = priv->hw; u16 wireless_mode; u8 rssi_level, ratr_idx; @@ -6938,7 +7206,7 @@ static void rtl8xxxu_refresh_rate_mask(struct rtl8xxxu_priv *priv, u8 go_up_gap = 5; u8 macid = rtl8xxxu_get_macid(priv, sta); - rssi_level = priv->rssi_level; + rssi_level = sta_info->rssi_level; snr = rtl8xxxu_signal_to_snr(signal); snr_thresh_high = RTL8XXXU_SNR_THRESH_HIGH; snr_thresh_low = RTL8XXXU_SNR_THRESH_LOW; @@ -6963,18 +7231,16 @@ static void rtl8xxxu_refresh_rate_mask(struct rtl8xxxu_priv *priv, else rssi_level = RTL8XXXU_RATR_STA_LOW; - if (rssi_level != priv->rssi_level || force) { + if (rssi_level != sta_info->rssi_level || force) { int sgi = 0; u32 rate_bitmap = 0; - rcu_read_lock(); rate_bitmap = (sta->deflink.supp_rates[0] & 0xfff) | (sta->deflink.ht_cap.mcs.rx_mask[0] << 12) | (sta->deflink.ht_cap.mcs.rx_mask[1] << 20); if (sta->deflink.ht_cap.cap & (IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20)) sgi = 1; - rcu_read_unlock(); wireless_mode = rtl8xxxu_wireless_mode(hw, sta); switch (wireless_mode) { @@ -7055,7 +7321,7 @@ static void rtl8xxxu_refresh_rate_mask(struct rtl8xxxu_priv *priv, break; } - priv->rssi_level = rssi_level; + sta_info->rssi_level = rssi_level; priv->fops->update_rate_mask(priv, rate_bitmap, ratr_idx, sgi, txbw_40mhz, macid); } } @@ -7085,7 +7351,7 @@ static void rtl8xxxu_track_cfo(struct rtl8xxxu_priv *priv) int cfo_khz_a, cfo_khz_b, cfo_average; int crystal_cap; - if (!priv->vif || !priv->vif->cfg.assoc) { + if (!rtl8xxxu_is_assoc(priv)) { /* Reset */ cfo->adjust = true; @@ -7148,41 +7414,64 @@ static void rtl8xxxu_track_cfo(struct rtl8xxxu_priv *priv) rtl8xxxu_set_atc_status(priv, abs(cfo_average) >= CFO_TH_ATC); } -static void rtl8xxxu_watchdog_callback(struct work_struct *work) +static void rtl8xxxu_ra_iter(void *data, struct ieee80211_sta *sta) { - struct ieee80211_vif *vif; - struct rtl8xxxu_priv *priv; + struct rtl8xxxu_sta_info *sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + struct rtl8xxxu_priv *priv = data; + int signal = -ewma_rssi_read(&sta_info->avg_rssi); - priv = container_of(work, struct rtl8xxxu_priv, ra_watchdog.work); - vif = priv->vif; + priv->fops->report_rssi(priv, rtl8xxxu_get_macid(priv, sta), + rtl8xxxu_signal_to_snr(signal)); + rtl8xxxu_refresh_rate_mask(priv, signal, sta, false); +} - if (vif && vif->type == NL80211_IFTYPE_STATION) { - int signal; - struct ieee80211_sta *sta; +struct rtl8xxxu_stas_entry { + struct list_head list; + struct ieee80211_sta *sta; +}; - rcu_read_lock(); - sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); - if (!sta) { - struct device *dev = &priv->udev->dev; +struct rtl8xxxu_iter_stas_data { + struct rtl8xxxu_priv *priv; + struct list_head list; +}; - dev_dbg(dev, "%s: no sta found\n", __func__); - rcu_read_unlock(); - goto out; - } - rcu_read_unlock(); +static void rtl8xxxu_collect_sta_iter(void *data, struct ieee80211_sta *sta) +{ + struct rtl8xxxu_iter_stas_data *iter_stas = data; + struct rtl8xxxu_stas_entry *stas_entry; - signal = ieee80211_ave_rssi(vif); + stas_entry = kmalloc(sizeof(*stas_entry), GFP_ATOMIC); + if (!stas_entry) + return; - priv->fops->report_rssi(priv, 0, - rtl8xxxu_signal_to_snr(signal)); + stas_entry->sta = sta; + list_add_tail(&stas_entry->list, &iter_stas->list); +} - if (priv->fops->set_crystal_cap) - rtl8xxxu_track_cfo(priv); +static void rtl8xxxu_watchdog_callback(struct work_struct *work) +{ - rtl8xxxu_refresh_rate_mask(priv, signal, sta, false); + struct rtl8xxxu_iter_stas_data iter_data; + struct rtl8xxxu_stas_entry *sta_entry, *tmp; + struct rtl8xxxu_priv *priv; + + priv = container_of(work, struct rtl8xxxu_priv, ra_watchdog.work); + iter_data.priv = priv; + INIT_LIST_HEAD(&iter_data.list); + + mutex_lock(&priv->sta_mutex); + ieee80211_iterate_stations_atomic(priv->hw, rtl8xxxu_collect_sta_iter, + &iter_data); + list_for_each_entry_safe(sta_entry, tmp, &iter_data.list, list) { + list_del_init(&sta_entry->list); + rtl8xxxu_ra_iter(priv, sta_entry->sta); + kfree(sta_entry); } + mutex_unlock(&priv->sta_mutex); + + if (priv->fops->set_crystal_cap) + rtl8xxxu_track_cfo(priv); -out: schedule_delayed_work(&priv->ra_watchdog, 2 * HZ); } @@ -7306,6 +7595,7 @@ static void rtl8xxxu_stop(struct ieee80211_hw *hw) cancel_work_sync(&priv->c2hcmd_work); cancel_delayed_work_sync(&priv->ra_watchdog); + cancel_delayed_work_sync(&priv->update_beacon_work); rtl8xxxu_free_rx_resources(priv); rtl8xxxu_free_tx_resources(priv); @@ -7316,16 +7606,34 @@ static int rtl8xxxu_sta_add(struct ieee80211_hw *hw, struct ieee80211_sta *sta) { struct rtl8xxxu_sta_info *sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; + struct rtl8xxxu_vif *rtlvif = (struct rtl8xxxu_vif *)vif->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; + mutex_lock(&priv->sta_mutex); + ewma_rssi_init(&sta_info->avg_rssi); if (vif->type == NL80211_IFTYPE_AP) { + sta_info->rssi_level = RTL8XXXU_RATR_STA_INIT; sta_info->macid = rtl8xxxu_acquire_macid(priv); - if (sta_info->macid >= RTL8XXXU_MAX_MAC_ID_NUM) + if (sta_info->macid >= RTL8XXXU_MAX_MAC_ID_NUM) { + mutex_unlock(&priv->sta_mutex); return -ENOSPC; + } rtl8xxxu_refresh_rate_mask(priv, 0, sta, true); priv->fops->report_connect(priv, sta_info->macid, H2C_MACID_ROLE_STA, true); + } else { + switch (rtlvif->port_num) { + case 0: + sta_info->macid = RTL8XXXU_BC_MC_MACID; + break; + case 1: + sta_info->macid = RTL8XXXU_BC_MC_MACID1; + break; + default: + break; + } } + mutex_unlock(&priv->sta_mutex); return 0; } @@ -7337,13 +7645,19 @@ static int rtl8xxxu_sta_remove(struct ieee80211_hw *hw, struct rtl8xxxu_sta_info *sta_info = (struct rtl8xxxu_sta_info *)sta->drv_priv; struct rtl8xxxu_priv *priv = hw->priv; + mutex_lock(&priv->sta_mutex); if (vif->type == NL80211_IFTYPE_AP) rtl8xxxu_release_macid(priv, sta_info->macid); + mutex_unlock(&priv->sta_mutex); return 0; } static const struct ieee80211_ops rtl8xxxu_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = rtl8xxxu_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .add_interface = rtl8xxxu_add_interface, @@ -7477,6 +7791,20 @@ static void rtl8xxxu_deinit_led(struct rtl8xxxu_priv *priv) led_classdev_unregister(led); } +static const struct ieee80211_iface_limit rtl8xxxu_limits[] = { + { .max = 2, .types = BIT(NL80211_IFTYPE_STATION), }, + { .max = 1, .types = BIT(NL80211_IFTYPE_AP), }, +}; + +static const struct ieee80211_iface_combination rtl8xxxu_combinations[] = { + { + .limits = rtl8xxxu_limits, + .n_limits = ARRAY_SIZE(rtl8xxxu_limits), + .max_interfaces = 2, + .num_different_channels = 1, + }, +}; + static int rtl8xxxu_probe(struct usb_interface *interface, const struct usb_device_id *id) { @@ -7523,7 +7851,7 @@ static int rtl8xxxu_probe(struct usb_interface *interface, untested = 0; break; case 0x2357: - if (id->idProduct == 0x0109) + if (id->idProduct == 0x0109 || id->idProduct == 0x0135) untested = 0; break; case 0x0b05: @@ -7556,13 +7884,14 @@ static int rtl8xxxu_probe(struct usb_interface *interface, mutex_init(&priv->usb_buf_mutex); mutex_init(&priv->syson_indirect_access_mutex); mutex_init(&priv->h2c_mutex); + mutex_init(&priv->sta_mutex); INIT_LIST_HEAD(&priv->tx_urb_free_list); spin_lock_init(&priv->tx_urb_lock); INIT_LIST_HEAD(&priv->rx_urb_pending_list); spin_lock_init(&priv->rx_urb_lock); INIT_WORK(&priv->rx_urb_wq, rtl8xxxu_rx_urb_work); INIT_DELAYED_WORK(&priv->ra_watchdog, rtl8xxxu_watchdog_callback); - INIT_WORK(&priv->update_beacon_work, rtl8xxxu_update_beacon_work_callback); + INIT_DELAYED_WORK(&priv->update_beacon_work, rtl8xxxu_update_beacon_work_callback); skb_queue_head_init(&priv->c2hcmd_queue); usb_set_intfdata(interface, hw); @@ -7612,6 +7941,8 @@ static int rtl8xxxu_probe(struct usb_interface *interface, if (ret) goto err_set_intfdata; + hw->vif_data_size = sizeof(struct rtl8xxxu_vif); + hw->wiphy->max_scan_ssids = 1; hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN; if (priv->fops->max_macid_num) @@ -7621,6 +7952,13 @@ static int rtl8xxxu_probe(struct usb_interface *interface, hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_AP); hw->queues = 4; + hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; + + if (priv->fops->supports_concurrent) { + hw->wiphy->iface_combinations = rtl8xxxu_combinations; + hw->wiphy->n_iface_combinations = ARRAY_SIZE(rtl8xxxu_combinations); + } + sband = &rtl8xxxu_supported_band; sband->ht_cap.ht_supported = true; sband->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; @@ -7807,6 +8145,9 @@ static const struct usb_device_id dev_table[] = { .driver_info = (unsigned long)&rtl8192fu_fops}, {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x318b, 0xff, 0xff, 0xff), .driver_info = (unsigned long)&rtl8192fu_fops}, +/* TP-Link TL-WN823N V2 */ +{USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0135, 0xff, 0xff, 0xff), + .driver_info = (unsigned long)&rtl8192fu_fops}, #ifdef CONFIG_RTL8XXXU_UNTESTED /* Still supported by rtlwifi */ {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8176, 0xff, 0xff, 0xff), |