@@ -1457,6 +1457,7 @@ static void rtw89_vif_rx_stats_iter(void *data, u8 *mac,
struct rtw89_rx_desc_info *desc_info = iter_data->desc_info;
struct sk_buff *skb = iter_data->skb;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
+ struct rtw89_rx_phy_ppdu *phy_ppdu = iter_data->phy_ppdu;
const u8 *bssid = iter_data->bssid;
if (rtwdev->scanning &&
@@ -1475,8 +1476,11 @@ static void rtw89_vif_rx_stats_iter(void *data, u8 *mac,
if (!ether_addr_equal(vif->bss_conf.bssid, bssid))
return;
- if (ieee80211_is_beacon(hdr->frame_control))
+ if (ieee80211_is_beacon(hdr->frame_control)) {
+ if (vif->type == NL80211_IFTYPE_STATION)
+ rtw89_fw_h2c_rssi_offload(rtwdev, phy_ppdu);
pkt_stat->beacon_nr++;
+ }
if (!ether_addr_equal(vif->addr, hdr->addr1))
return;
@@ -2539,6 +2543,9 @@ int rtw89_core_sta_disassoc(struct rtw89_dev *rtwdev,
struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
+ if (vif->type == NL80211_IFTYPE_STATION)
+ rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, vif, false);
+
rtwdev->total_sta_assoc--;
if (sta->tdls)
rtwvif->tdls_peer--;
@@ -3415,6 +3422,8 @@ static int rtw89_core_register_hw(struct rtw89_dev *rtwdev)
ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS);
ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID);
ieee80211_hw_set(hw, WANT_MONITOR_VIF);
+ if (RTW89_CHK_FW_FEATURE(BEACON_FILTER, &rtwdev->fw))
+ ieee80211_hw_set(hw, CONNECTION_MONITOR);
hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_AP) |
@@ -3231,6 +3231,7 @@ enum rtw89_fw_feature {
RTW89_FW_FEATURE_NO_PACKET_DROP,
RTW89_FW_FEATURE_NO_DEEP_PS,
RTW89_FW_FEATURE_NO_LPS_PG,
+ RTW89_FW_FEATURE_BEACON_FILTER,
};
struct rtw89_fw_suit {
@@ -266,6 +266,7 @@ static const struct __fw_feat_cfg fw_feat_tbl[] = {
__CFG_FW_FEAT(RTL8852C, ge, 0, 27, 34, 0, TX_WAKE),
__CFG_FW_FEAT(RTL8852C, ge, 0, 27, 36, 0, SCAN_OFFLOAD),
__CFG_FW_FEAT(RTL8852C, ge, 0, 27, 40, 0, CRASH_TRIGGER),
+ __CFG_FW_FEAT(RTL8852C, ge, 0, 27, 56, 10, BEACON_FILTER),
};
static void rtw89_fw_recognize_features(struct rtw89_dev *rtwdev)
@@ -1737,6 +1738,106 @@ int rtw89_fw_h2c_set_ofld_cfg(struct rtw89_dev *rtwdev)
return ret;
}
+int rtw89_fw_h2c_set_bcn_fltr_cfg(struct rtw89_dev *rtwdev,
+ struct ieee80211_vif *vif,
+ bool connect)
+{
+ struct rtw89_vif *rtwvif = vif_to_rtwvif_safe(vif);
+ struct ieee80211_bss_conf *bss_conf = vif ? &vif->bss_conf : NULL;
+ struct rtw89_h2c_bcnfltr *h2c;
+ u32 len = sizeof(*h2c);
+ struct sk_buff *skb;
+ int ret;
+
+ if (!RTW89_CHK_FW_FEATURE(BEACON_FILTER, &rtwdev->fw))
+ return -EINVAL;
+
+ if (!rtwvif || !bss_conf || rtwvif->net_type != RTW89_NET_TYPE_INFRA)
+ return -EINVAL;
+
+ skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len);
+ if (!skb) {
+ rtw89_err(rtwdev, "failed to alloc skb for h2c bcn filter\n");
+ return -ENOMEM;
+ }
+
+ skb_put(skb, len);
+ h2c = (struct rtw89_h2c_bcnfltr *)skb->data;
+
+ h2c->w0 = le32_encode_bits(connect, RTW89_H2C_BCNFLTR_W0_MON_RSSI) |
+ le32_encode_bits(connect, RTW89_H2C_BCNFLTR_W0_MON_BCN) |
+ le32_encode_bits(connect, RTW89_H2C_BCNFLTR_W0_MON_EN) |
+ le32_encode_bits(RTW89_BCN_FLTR_OFFLOAD_MODE_DEFAULT,
+ RTW89_H2C_BCNFLTR_W0_MODE) |
+ le32_encode_bits(RTW89_BCN_LOSS_CNT, RTW89_H2C_BCNFLTR_W0_BCN_LOSS_CNT) |
+ le32_encode_bits(bss_conf->cqm_rssi_hyst, RTW89_H2C_BCNFLTR_W0_RSSI_HYST) |
+ le32_encode_bits(bss_conf->cqm_rssi_thold + MAX_RSSI,
+ RTW89_H2C_BCNFLTR_W0_RSSI_THRESHOLD) |
+ le32_encode_bits(rtwvif->mac_id, RTW89_H2C_BCNFLTR_W0_MAC_ID);
+
+ rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
+ H2C_CAT_MAC, H2C_CL_MAC_FW_OFLD,
+ H2C_FUNC_CFG_BCNFLTR, 0, 1, len);
+
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
+ rtw89_err(rtwdev, "failed to send h2c\n");
+ goto fail;
+ }
+
+ return 0;
+fail:
+ dev_kfree_skb_any(skb);
+
+ return ret;
+}
+
+int rtw89_fw_h2c_rssi_offload(struct rtw89_dev *rtwdev,
+ struct rtw89_rx_phy_ppdu *phy_ppdu)
+{
+ struct rtw89_h2c_ofld_rssi *h2c;
+ u32 len = sizeof(*h2c);
+ struct sk_buff *skb;
+ s8 rssi;
+ int ret;
+
+ if (!RTW89_CHK_FW_FEATURE(BEACON_FILTER, &rtwdev->fw))
+ return -EINVAL;
+
+ if (!phy_ppdu)
+ return -EINVAL;
+
+ skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len);
+ if (!skb) {
+ rtw89_err(rtwdev, "failed to alloc skb for h2c rssi\n");
+ return -ENOMEM;
+ }
+
+ rssi = phy_ppdu->rssi_avg >> RSSI_FACTOR;
+ skb_put(skb, len);
+ h2c = (struct rtw89_h2c_ofld_rssi *)skb->data;
+
+ h2c->w0 = le32_encode_bits(phy_ppdu->mac_id, RTW89_H2C_OFLD_RSSI_W0_MACID) |
+ le32_encode_bits(1, RTW89_H2C_OFLD_RSSI_W0_NUM);
+ h2c->w1 = le32_encode_bits(rssi, RTW89_H2C_OFLD_RSSI_W1_VAL);
+
+ rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
+ H2C_CAT_MAC, H2C_CL_MAC_FW_OFLD,
+ H2C_FUNC_OFLD_RSSI, 0, 1, len);
+
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
+ rtw89_err(rtwdev, "failed to send h2c\n");
+ goto fail;
+ }
+
+ return 0;
+fail:
+ dev_kfree_skb_any(skb);
+
+ return ret;
+}
+
#define H2C_RA_LEN 16
int rtw89_fw_h2c_ra(struct rtw89_dev *rtwdev, struct rtw89_ra_info *ra, bool csi)
{
@@ -162,6 +162,27 @@ enum rtw89_p2pps_action {
RTW89_P2P_ACT_TERMINATE = 3,
};
+enum rtw89_bcn_fltr_offload_mode {
+ RTW89_BCN_FLTR_OFFLOAD_MODE_0 = 0,
+ RTW89_BCN_FLTR_OFFLOAD_MODE_1,
+ RTW89_BCN_FLTR_OFFLOAD_MODE_2,
+ RTW89_BCN_FLTR_OFFLOAD_MODE_3,
+
+ RTW89_BCN_FLTR_OFFLOAD_MODE_DEFAULT = RTW89_BCN_FLTR_OFFLOAD_MODE_0,
+};
+
+enum rtw89_bcn_fltr_type {
+ RTW89_BCN_FLTR_BEACON_LOSS,
+ RTW89_BCN_FLTR_RSSI,
+ RTW89_BCN_FLTR_NOTIFY,
+};
+
+enum rtw89_bcn_fltr_rssi_event {
+ RTW89_BCN_FLTR_RSSI_NOT_CHANGED,
+ RTW89_BCN_FLTR_RSSI_HIGH,
+ RTW89_BCN_FLTR_RSSI_LOW,
+};
+
#define FWDL_SECTION_MAX_NUM 10
#define FWDL_SECTION_CHKSUM_LEN 8
#define FWDL_SECTION_PER_PKT_LEN 2020
@@ -216,6 +237,8 @@ struct rtw89_h2creg_sch_tx_en {
#define RTW89_SCAN_LIST_LIMIT \
((RTW89_H2C_MAX_SIZE / RTW89_MAC_CHINFO_SIZE) - RTW89_SCAN_LIST_GUARD)
+#define RTW89_BCN_LOSS_CNT 10
+
struct rtw89_mac_chinfo {
u8 period;
u8 dwell_time;
@@ -3317,6 +3340,17 @@ static inline struct rtw89_fw_c2h_attr *RTW89_SKB_C2H_CB(struct sk_buff *skb)
#define RTW89_GET_MAC_C2H_REV_ACK_H2C_SEQ(c2h) \
le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(23, 16))
+struct rtw89_c2h_mac_bcnfltr_rpt {
+ __le32 w0;
+ __le32 w1;
+ __le32 w2;
+} __packed;
+
+#define RTW89_C2H_MAC_BCNFLTR_RPT_W2_MACID GENMASK(7, 0)
+#define RTW89_C2H_MAC_BCNFLTR_RPT_W2_TYPE GENMASK(9, 8)
+#define RTW89_C2H_MAC_BCNFLTR_RPT_W2_EVENT GENMASK(11, 10)
+#define RTW89_C2H_MAC_BCNFLTR_RPT_W2_MA GENMASK(23, 16)
+
#define RTW89_GET_PHY_C2H_RA_RPT_MACID(c2h) \
le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(15, 0))
#define RTW89_GET_PHY_C2H_RA_RPT_RETRY_RATIO(c2h) \
@@ -3410,6 +3444,28 @@ static_assert(sizeof(struct rtw89_mac_mcc_tsf_rpt) <= RTW89_COMPLETION_BUF_SIZE)
#define RTW89_GET_MAC_C2H_MCC_STATUS_RPT_TSF_HIGH(c2h) \
le32_get_bits(*((const __le32 *)(c2h) + 4), GENMASK(31, 0))
+struct rtw89_h2c_bcnfltr {
+ __le32 w0;
+} __packed;
+
+#define RTW89_H2C_BCNFLTR_W0_MON_RSSI BIT(0)
+#define RTW89_H2C_BCNFLTR_W0_MON_BCN BIT(1)
+#define RTW89_H2C_BCNFLTR_W0_MON_EN BIT(2)
+#define RTW89_H2C_BCNFLTR_W0_MODE GENMASK(4, 3)
+#define RTW89_H2C_BCNFLTR_W0_BCN_LOSS_CNT GENMASK(11, 8)
+#define RTW89_H2C_BCNFLTR_W0_RSSI_HYST GENMASK(15, 12)
+#define RTW89_H2C_BCNFLTR_W0_RSSI_THRESHOLD GENMASK(23, 16)
+#define RTW89_H2C_BCNFLTR_W0_MAC_ID GENMASK(31, 24)
+
+struct rtw89_h2c_ofld_rssi {
+ __le32 w0;
+ __le32 w1;
+} __packed;
+
+#define RTW89_H2C_OFLD_RSSI_W0_MACID GENMASK(7, 0)
+#define RTW89_H2C_OFLD_RSSI_W0_NUM GENMASK(15, 8)
+#define RTW89_H2C_OFLD_RSSI_W1_VAL GENMASK(7, 0)
+
#define RTW89_FW_HDR_SIZE 32
#define RTW89_FW_SECTION_HDR_SIZE 16
@@ -3537,6 +3593,8 @@ struct rtw89_fw_h2c_rf_reg_info {
#define H2C_FUNC_ADD_SCANOFLD_CH 0x16
#define H2C_FUNC_SCANOFLD 0x17
#define H2C_FUNC_PKT_DROP 0x1b
+#define H2C_FUNC_CFG_BCNFLTR 0x1e
+#define H2C_FUNC_OFLD_RSSI 0x1f
/* CLASS 10 - Security CAM */
#define H2C_CL_MAC_SEC_CAM 0xa
@@ -3637,6 +3695,11 @@ int rtw89_fw_h2c_macid_pause(struct rtw89_dev *rtwdev, u8 sh, u8 grp,
int rtw89_fw_h2c_set_edca(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
u8 ac, u32 val);
int rtw89_fw_h2c_set_ofld_cfg(struct rtw89_dev *rtwdev);
+int rtw89_fw_h2c_set_bcn_fltr_cfg(struct rtw89_dev *rtwdev,
+ struct ieee80211_vif *vif,
+ bool connect);
+int rtw89_fw_h2c_rssi_offload(struct rtw89_dev *rtwdev,
+ struct rtw89_rx_phy_ppdu *phy_ppdu);
int rtw89_fw_h2c_ra(struct rtw89_dev *rtwdev, struct rtw89_ra_info *ra, bool csi);
int rtw89_fw_h2c_cxdrv_init(struct rtw89_dev *rtwdev);
int rtw89_fw_h2c_cxdrv_role(struct rtw89_dev *rtwdev);
@@ -4237,6 +4237,64 @@ rtw89_mac_c2h_scanofld_rsp(struct rtw89_dev *rtwdev, struct sk_buff *c2h,
}
}
+static void
+rtw89_mac_bcn_fltr_rpt(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
+ struct sk_buff *skb)
+{
+ struct ieee80211_vif *vif = rtwvif_to_vif_safe(rtwvif);
+ enum nl80211_cqm_rssi_threshold_event nl_event;
+ const struct rtw89_c2h_mac_bcnfltr_rpt *c2h =
+ (const struct rtw89_c2h_mac_bcnfltr_rpt *)skb->data;
+ u8 type, event, mac_id;
+ s8 sig;
+
+ type = le32_get_bits(c2h->w2, RTW89_C2H_MAC_BCNFLTR_RPT_W2_TYPE);
+ sig = le32_get_bits(c2h->w2, RTW89_C2H_MAC_BCNFLTR_RPT_W2_MA) - MAX_RSSI;
+ event = le32_get_bits(c2h->w2, RTW89_C2H_MAC_BCNFLTR_RPT_W2_EVENT);
+ mac_id = le32_get_bits(c2h->w2, RTW89_C2H_MAC_BCNFLTR_RPT_W2_MACID);
+
+ if (mac_id != rtwvif->mac_id)
+ return;
+
+ rtw89_debug(rtwdev, RTW89_DBG_FW,
+ "C2H bcnfltr rpt macid: %d, type: %d, ma: %d, event: %d\n",
+ mac_id, type, sig, event);
+
+ switch (type) {
+ case RTW89_BCN_FLTR_BEACON_LOSS:
+ if (!rtwdev->scanning)
+ ieee80211_connection_loss(vif);
+ else
+ rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, vif, true);
+ return;
+ case RTW89_BCN_FLTR_NOTIFY:
+ nl_event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH;
+ break;
+ case RTW89_BCN_FLTR_RSSI:
+ if (event == RTW89_BCN_FLTR_RSSI_LOW)
+ nl_event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW;
+ else if (event == RTW89_BCN_FLTR_RSSI_HIGH)
+ nl_event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH;
+ else
+ return;
+ break;
+ default:
+ return;
+ }
+
+ ieee80211_cqm_rssi_notify(vif, nl_event, sig, GFP_KERNEL);
+}
+
+static void
+rtw89_mac_c2h_bcn_fltr_rpt(struct rtw89_dev *rtwdev, struct sk_buff *c2h,
+ u32 len)
+{
+ struct rtw89_vif *rtwvif;
+
+ rtw89_for_each_rtwvif(rtwdev, rtwvif)
+ rtw89_mac_bcn_fltr_rpt(rtwdev, rtwvif, c2h);
+}
+
static void
rtw89_mac_c2h_rec_ack(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len)
{
@@ -4457,6 +4515,7 @@ void (* const rtw89_mac_c2h_ofld_handler[])(struct rtw89_dev *rtwdev,
[RTW89_MAC_C2H_FUNC_MACID_PAUSE] = rtw89_mac_c2h_macid_pause,
[RTW89_MAC_C2H_FUNC_SCANOFLD_RSP] = rtw89_mac_c2h_scanofld_rsp,
[RTW89_MAC_C2H_FUNC_TSF32_TOGL_RPT] = rtw89_mac_c2h_tsf32_toggle_rpt,
+ [RTW89_MAC_C2H_FUNC_BCNFLTR_RPT] = rtw89_mac_c2h_bcn_fltr_rpt,
};
static
@@ -359,6 +359,7 @@ enum rtw89_mac_c2h_ofld_func {
RTW89_MAC_C2H_FUNC_MACID_PAUSE,
RTW89_MAC_C2H_FUNC_TSF32_TOGL_RPT = 0x6,
RTW89_MAC_C2H_FUNC_SCANOFLD_RSP = 0x9,
+ RTW89_MAC_C2H_FUNC_BCNFLTR_RPT = 0xd,
RTW89_MAC_C2H_FUNC_OFLD_MAX,
};
@@ -114,6 +114,11 @@ static int rtw89_ops_add_interface(struct ieee80211_hw *hw,
vif->addr, vif->type, vif->p2p);
mutex_lock(&rtwdev->mutex);
+
+ if (RTW89_CHK_FW_FEATURE(BEACON_FILTER, &rtwdev->fw))
+ vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER |
+ IEEE80211_VIF_SUPPORTS_CQM_RSSI;
+
rtwvif->rtwdev = rtwdev;
list_add_tail(&rtwvif->list, &rtwdev->rtwvifs_list);
INIT_WORK(&rtwvif->update_beacon_work, rtw89_core_update_beacon_work);
@@ -425,6 +430,9 @@ static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw,
if (changed & BSS_CHANGED_P2P_PS)
rtw89_process_p2p_ps(rtwdev, vif);
+ if (changed & BSS_CHANGED_CQM)
+ rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, vif, true);
+
mutex_unlock(&rtwdev->mutex);
}