rtw89: support AP mode

index 2d5b6323b607d..7fa60fd00143a 100644
@@ -993,9 +993,21 @@ int rtw89_fw_h2c_update_beacon(struct rtw89_dev *rtwdev,
 #define H2C_ROLE_MAINTAIN_LEN 4
 int rtw89_fw_h2c_role_maintain(struct rtw89_dev *rtwdev,
 			       struct rtw89_vif *rtwvif,
+			       struct rtw89_sta *rtwsta,
 			       enum rtw89_upd_mode upd_mode)
 {
 	struct sk_buff *skb;
+	u8 mac_id = rtwsta ? rtwsta->mac_id : rtwvif->mac_id;
+	u8 self_role;
+
+	if (rtwvif->net_type == RTW89_NET_TYPE_AP_MODE) {
+		if (rtwsta)
+			self_role = RTW89_SELF_ROLE_AP_CLIENT;
+		else
+			self_role = rtwvif->self_role;
+	} else {
+		self_role = rtwvif->self_role;
+	}
 
 	skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_ROLE_MAINTAIN_LEN);
 	if (!skb) {

@@ -1003,8 +1015,8 @@ int rtw89_fw_h2c_role_maintain(struct rtw89_dev *rtwdev,
 		return -ENOMEM;
 	}
 	skb_put(skb, H2C_ROLE_MAINTAIN_LEN);
-	SET_FWROLE_MAINTAIN_MACID(skb->data, rtwvif->mac_id);
-	SET_FWROLE_MAINTAIN_SELF_ROLE(skb->data, rtwvif->self_role);
+	SET_FWROLE_MAINTAIN_MACID(skb->data, mac_id);
+	SET_FWROLE_MAINTAIN_SELF_ROLE(skb->data, self_role);
 	SET_FWROLE_MAINTAIN_UPD_MODE(skb->data, upd_mode);
 	SET_FWROLE_MAINTAIN_WIFI_ROLE(skb->data, rtwvif->wifi_role);
 

index b30cf0a2cc1e0..83f4eaaf90f3b 100644
@@ -1886,6 +1886,7 @@ void rtw89_fw_c2h_irqsafe(struct rtw89_dev *rtwdev, struct sk_buff *c2h);
 void rtw89_fw_c2h_work(struct work_struct *work);
 int rtw89_fw_h2c_role_maintain(struct rtw89_dev *rtwdev,
 			       struct rtw89_vif *rtwvif,
+			       struct rtw89_sta *rtwsta,
 			       enum rtw89_upd_mode upd_mode);
 int rtw89_fw_h2c_join_info(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
 			   struct rtw89_sta *rtwsta, bool dis_conn);

index 2e95d9007c41d..2ced6a8b36c2d 100644
@@ -3025,7 +3025,7 @@ int rtw89_mac_vif_init(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif)
 	if (ret)
 		return ret;
 
-	ret = rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, RTW89_ROLE_CREATE);
+	ret = rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, NULL, RTW89_ROLE_CREATE);
 	if (ret)
 		return ret;
 

@@ -3048,7 +3048,7 @@ int rtw89_mac_vif_deinit(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif)
 {
 	int ret;
 
-	ret = rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, RTW89_ROLE_REMOVE);
+	ret = rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, NULL, RTW89_ROLE_REMOVE);
 	if (ret)
 		return ret;
 

index 2114d117b603d..305dbbebff6bb 100644
@@ -231,7 +231,7 @@ static int rtw89_cam_attach_sec_cam(struct rtw89_dev *rtwdev,
 	}
 
 	rtwvif = (struct rtw89_vif *)vif->drv_priv;
-	addr_cam = &rtwvif->addr_cam;
+	addr_cam = rtw89_get_addr_cam_of(rtwvif, rtwsta);
 	ret = rtw89_cam_get_addr_cam_key_idx(addr_cam, sec_cam, key, &key_idx);
 	if (ret) {
 		rtw89_err(rtwdev, "failed to get addr cam key idx %d, %d\n",

@@ -387,7 +387,7 @@ int rtw89_cam_sec_key_del(struct rtw89_dev *rtwdev,
 	}
 
 	rtwvif = (struct rtw89_vif *)vif->drv_priv;
-	addr_cam = &rtwvif->addr_cam;
+	addr_cam = rtw89_get_addr_cam_of(rtwvif, rtwsta);
 	sec_cam = addr_cam->sec_entries[key_idx];
 	if (!sec_cam)
 		return -EINVAL;

@@ -617,7 +617,7 @@ void rtw89_cam_fill_addr_cam_info(struct rtw89_dev *rtwdev,
 				  u8 *cmd)
 {
 	struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif);
-	struct rtw89_addr_cam_entry *addr_cam = &rtwvif->addr_cam;
+	struct rtw89_addr_cam_entry *addr_cam = rtw89_get_addr_cam_of(rtwvif, rtwsta);
 	struct ieee80211_sta *sta = rtwsta_to_sta_safe(rtwsta);
 	const u8 *sma = scan_mac_addr ? scan_mac_addr : rtwvif->mac_addr;
 	u8 sma_hash, tma_hash, addr_msk_start;

index 490f5d86eeb2e..81575463a833f 100644
@@ -4,6 +4,7 @@
 #include <linux/ip.h>
 #include <linux/udp.h>
 
+#include "cam.h"
 #include "coex.h"
 #include "core.h"
 #include "efuse.h"

@@ -399,9 +400,11 @@ rtw89_core_tx_update_sec_key(struct rtw89_dev *rtwdev,
 			     struct rtw89_core_tx_request *tx_req)
 {
 	struct ieee80211_vif *vif = tx_req->vif;
+	struct ieee80211_sta *sta = tx_req->sta;
 	struct ieee80211_tx_info *info;
 	struct ieee80211_key_conf *key;
 	struct rtw89_vif *rtwvif;
+	struct rtw89_sta *rtwsta = sta_to_rtwsta_safe(sta);
 	struct rtw89_addr_cam_entry *addr_cam;
 	struct rtw89_sec_cam_entry *sec_cam;
 	struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info;

@@ -414,7 +417,7 @@ rtw89_core_tx_update_sec_key(struct rtw89_dev *rtwdev,
 	}
 
 	rtwvif = (struct rtw89_vif *)vif->drv_priv;
-	addr_cam = &rtwvif->addr_cam;
+	addr_cam = rtw89_get_addr_cam_of(rtwvif, rtwsta);
 
 	info = IEEE80211_SKB_CB(skb);
 	key = info->control.hw_key;

80 lines not on this page · raw message

index 81575463a833f..8849f3172a341 100644
@@ -2047,7 +2047,8 @@ int rtw89_core_sta_disconnect(struct rtw89_dev *rtwdev,
 	rtw89_mac_bf_disassoc(rtwdev, vif, sta);
 	rtw89_core_free_sta_pending_ba(rtwdev, sta);
 
-	rtw89_vif_type_mapping(vif, false);
+	if (vif->type == NL80211_IFTYPE_STATION)
+		rtw89_vif_type_mapping(vif, false);
 
 	ret = rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, sta);
 	if (ret) {

@@ -2079,7 +2080,6 @@ int rtw89_core_sta_assoc(struct rtw89_dev *rtwdev,
 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
 	int ret;
 
-	rtw89_vif_type_mapping(vif, true);
 
 	ret = rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, sta);
 	if (ret) {

index 02480a6bdf4c0..295d54c0fc94a 100644
@@ -324,6 +324,9 @@ static void rtw89_station_mode_sta_assoc(struct rtw89_dev *rtwdev,
 		rtw89_err(rtwdev, "can't find sta to set sta_assoc state\n");
 		return;
 	}
+
+	rtw89_vif_type_mapping(vif, true);
+
 	rtw89_core_sta_assoc(rtwdev, vif, sta);
 }
 

index 8849f3172a341..413bb391c21e3 100644
@@ -2046,6 +2046,8 @@ int rtw89_core_sta_disconnect(struct rtw89_dev *rtwdev,
 	rtw89_mac_bf_monitor_calc(rtwdev, sta, true);
 	rtw89_mac_bf_disassoc(rtwdev, vif, sta);
 	rtw89_core_free_sta_pending_ba(rtwdev, sta);
+	if (vif->type == NL80211_IFTYPE_AP)
+		rtw89_cam_deinit_addr_cam(rtwdev, &rtwsta->addr_cam);
 
 	if (vif->type == NL80211_IFTYPE_STATION)
 		rtw89_vif_type_mapping(vif, false);

@@ -2062,8 +2064,16 @@ int rtw89_core_sta_disconnect(struct rtw89_dev *rtwdev,
 		return ret;
 	}
 
+	if (vif->type == NL80211_IFTYPE_AP) {
+		ret = rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, rtwsta, RTW89_ROLE_REMOVE);
+		if (ret) {
+			rtw89_warn(rtwdev, "failed to send h2c role info\n");
+			return ret;
+		}
+	}
+
 	/* update cam aid mac_id net_type */
-	rtw89_fw_h2c_cam(rtwdev, rtwvif, rtwsta, NULL);
+	ret = rtw89_fw_h2c_cam(rtwdev, rtwvif, rtwsta, NULL);
 	if (ret) {
 		rtw89_warn(rtwdev, "failed to send h2c cam\n");
 		return ret;

@@ -2080,6 +2090,25 @@ int rtw89_core_sta_assoc(struct rtw89_dev *rtwdev,
 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
 	int ret;
 
+	if (vif->type == NL80211_IFTYPE_AP) {
+		ret = rtw89_mac_set_macid_pause(rtwdev, rtwsta->mac_id, false);
+		if (ret) {
+			rtw89_warn(rtwdev, "failed to send h2c macid pause\n");
+			return ret;
+		}
+
+		ret = rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, rtwsta, RTW89_ROLE_CREATE);
+		if (ret) {
+			rtw89_warn(rtwdev, "failed to send h2c role info\n");
+			return ret;
+		}
+
+		ret = rtw89_cam_init_addr_cam(rtwdev, &rtwsta->addr_cam, &rtwvif->bssid_cam);
+		if (ret) {
+			rtw89_warn(rtwdev, "failed to send h2c init addr cam\n");
+			return ret;
+		}
+	}
 
 	ret = rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, sta);
 	if (ret) {

index 2ced6a8b36c2d..3cd208d05c7c0 100644
@@ -2718,7 +2718,7 @@ static void rtw89_mac_cmac_tbl_init(struct rtw89_dev *rtwdev, u8 macid)
 	rtw89_write32(rtwdev, R_AX_INDIR_ACCESS_ENTRY + 28, 0xB8109);
 }
 
-static int rtw89_set_macid_pause(struct rtw89_dev *rtwdev, u8 macid, bool pause)
+int rtw89_mac_set_macid_pause(struct rtw89_dev *rtwdev, u8 macid, bool pause)
 {
 	u8 sh =  FIELD_GET(GENMASK(4, 0), macid);
 	u8 grp = macid >> 5;

@@ -3021,7 +3021,7 @@ int rtw89_mac_vif_init(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif)
 	rtw89_mac_dmac_tbl_init(rtwdev, rtwvif->mac_id);
 	rtw89_mac_cmac_tbl_init(rtwdev, rtwvif->mac_id);
 
-	ret = rtw89_set_macid_pause(rtwdev, rtwvif->mac_id, false);
+	ret = rtw89_mac_set_macid_pause(rtwdev, rtwvif->mac_id, false);
 	if (ret)
 		return ret;
 

index 9fe7629f1da16..e5db0a2eb9c29 100644
@@ -811,6 +811,7 @@ int rtw89_mac_vif_init(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif);
 int rtw89_mac_vif_deinit(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif);
 int rtw89_mac_set_hw_muedca_ctrl(struct rtw89_dev *rtwdev,
 				 struct rtw89_vif *rtwvif, bool en);
+int rtw89_mac_set_macid_pause(struct rtw89_dev *rtwdev, u8 macid, bool pause);
 
 static inline void rtw89_mac_bf_monitor_track(struct rtw89_dev *rtwdev)
 {

index 295d54c0fc94a..5df7aceabdf5e 100644
@@ -371,6 +371,37 @@ static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw,
 	mutex_unlock(&rtwdev->mutex);
 }
 
+static int rtw89_ops_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
+{
+	struct rtw89_dev *rtwdev = hw->priv;
+	struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
+
+	mutex_lock(&rtwdev->mutex);
+	ether_addr_copy(rtwvif->bssid, vif->bss_conf.bssid);
+	rtw89_cam_bssid_changed(rtwdev, rtwvif);
+	rtw89_mac_port_update(rtwdev, rtwvif);
+	rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, NULL);
+	rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, NULL, RTW89_ROLE_TYPE_CHANGE);
+	rtw89_fw_h2c_join_info(rtwdev, rtwvif, NULL, true);
+	rtw89_fw_h2c_cam(rtwdev, rtwvif, NULL, NULL);
+	rtw89_chip_rfk_channel(rtwdev);
+	mutex_unlock(&rtwdev->mutex);
+
+	return 0;
+}
+
+static
+void rtw89_ops_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
+{
+	struct rtw89_dev *rtwdev = hw->priv;
+	struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
+
+	mutex_lock(&rtwdev->mutex);
+	rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, NULL);
+	rtw89_fw_h2c_join_info(rtwdev, rtwvif, NULL, true);
+	mutex_unlock(&rtwdev->mutex);
+}
+
 static int rtw89_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
 			     bool set)
 {

@@ -699,6 +730,8 @@ const struct ieee80211_ops rtw89_ops = {
 	.remove_interface	= rtw89_ops_remove_interface,
 	.configure_filter	= rtw89_ops_configure_filter,
 	.bss_info_changed	= rtw89_ops_bss_info_changed,
+	.start_ap		= rtw89_ops_start_ap,
+	.stop_ap		= rtw89_ops_stop_ap,
 	.set_tim		= rtw89_ops_set_tim,
 	.conf_tx		= rtw89_ops_conf_tx,
 	.sta_state		= rtw89_ops_sta_state,

index b25d88d508553..b73cc03cecfd7 100644
@@ -2372,6 +2372,72 @@ static int rtw89_debug_priv_phy_info_get(struct seq_file *m, void *v)
 	return 0;
 }
 
+static void rtw89_dump_addr_cam(struct seq_file *m,
+				struct rtw89_addr_cam_entry *addr_cam)
+{
+	struct rtw89_sec_cam_entry *sec_entry;
+	int i;
+
+	seq_printf(m, "\taddr_cam_idx=%u\n", addr_cam->addr_cam_idx);
+	seq_printf(m, "\t-> bssid_cam_idx=%u\n", addr_cam->bssid_cam_idx);
+	seq_printf(m, "\tsec_cam_bitmap=%*ph\n", (int)sizeof(addr_cam->sec_cam_map),
+		   addr_cam->sec_cam_map);
+	for (i = 0; i < RTW89_SEC_CAM_IN_ADDR_CAM; i++) {
+		sec_entry = addr_cam->sec_entries[i];
+		if (!sec_entry)
+			continue;
+		seq_printf(m, "\tsec[%d]: sec_cam_idx %u", i, sec_entry->sec_cam_idx);
+		if (sec_entry->ext_key)
+			seq_printf(m, ", %u", sec_entry->sec_cam_idx + 1);
+		seq_puts(m, "\n");
+	}
+}
+
+static
+void rtw89_vif_ids_get_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
+{
+	struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
+	struct seq_file *m = (struct seq_file *)data;
+	struct rtw89_bssid_cam_entry *bssid_cam = &rtwvif->bssid_cam;
+
+	seq_printf(m, "VIF [%d] %pM\n", rtwvif->mac_id, rtwvif->mac_addr);
+	seq_printf(m, "\tbssid_cam_idx=%u\n", bssid_cam->bssid_cam_idx);
+	rtw89_dump_addr_cam(m, &rtwvif->addr_cam);
+}
+
+static void rtw89_sta_ids_get_iter(void *data, struct ieee80211_sta *sta)
+{
+	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
+	struct seq_file *m = (struct seq_file *)data;
+
+	seq_printf(m, "STA [%d] %pM\n", rtwsta->mac_id, sta->addr);
+	rtw89_dump_addr_cam(m, &rtwsta->addr_cam);
+}
+
+static int rtw89_debug_priv_stations_get(struct seq_file *m, void *v)
+{
+	struct rtw89_debugfs_priv *debugfs_priv = m->private;
+	struct rtw89_dev *rtwdev = debugfs_priv->rtwdev;
+	struct rtw89_cam_info *cam_info = &rtwdev->cam_info;
+
+	seq_puts(m, "map:\n");
+	seq_printf(m, "\tmac_id:    %*ph\n", (int)sizeof(rtwdev->mac_id_map),
+		   rtwdev->mac_id_map);
+	seq_printf(m, "\taddr_cam:  %*ph\n", (int)sizeof(cam_info->addr_cam_map),
+		   cam_info->addr_cam_map);
+	seq_printf(m, "\tbssid_cam: %*ph\n", (int)sizeof(cam_info->bssid_cam_map),
+		   cam_info->bssid_cam_map);
+	seq_printf(m, "\tsec_cam:   %*ph\n", (int)sizeof(cam_info->sec_cam_map),
+		   cam_info->sec_cam_map);
+
+	ieee80211_iterate_active_interfaces_atomic(rtwdev->hw,
+		IEEE80211_IFACE_ITER_NORMAL, rtw89_vif_ids_get_iter, m);
+
+	ieee80211_iterate_stations_atomic(rtwdev->hw, rtw89_sta_ids_get_iter, m);
+
+	return 0;
+}
+
 static struct rtw89_debugfs_priv rtw89_debug_priv_read_reg = {
 	.cb_read = rtw89_debug_priv_read_reg_get,
 	.cb_write = rtw89_debug_priv_read_reg_select,

@@ -2438,6 +2504,10 @@ static struct rtw89_debugfs_priv rtw89_debug_priv_phy_info = {
 	.cb_read = rtw89_debug_priv_phy_info_get,
 };
 
+static struct rtw89_debugfs_priv rtw89_debug_priv_stations = {
+	.cb_read = rtw89_debug_priv_stations_get,
+};
+
 #define rtw89_debugfs_add(name, mode, fopname, parent)				\
 	do {									\
 		rtw89_debug_priv_ ##name.rtwdev = rtwdev;			\

@@ -2476,6 +2546,7 @@ void rtw89_debugfs_init(struct rtw89_dev *rtwdev)
 	rtw89_debugfs_add_w(btc_manual);
 	rtw89_debugfs_add_w(fw_log_manual);
 	rtw89_debugfs_add_r(phy_info);
+	rtw89_debugfs_add_r(stations);
 }
 #endif
 

index 413bb391c21e3..a9544b006f0b4 100644
@@ -2696,7 +2696,8 @@ static int rtw89_core_register_hw(struct rtw89_dev *rtwdev)
 	ieee80211_hw_set(hw, SUPPORTS_PS);
 	ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS);
 
-	hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
+	hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
+				     BIT(NL80211_IFTYPE_AP);
 	hw->wiphy->available_antennas_tx = BIT(rtwdev->chip->rf_path_num) - 1;
 	hw->wiphy->available_antennas_rx = BIT(rtwdev->chip->rf_path_num) - 1;