hostapd: Initial IEEE 802.11ax (HE) definitions

Add IEEE 802.11ax definitions for config, IEEE structures, and
constants. These are still subject to change in the IEEE process.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>

src/ap/ap_config.h

@@ -619,6 +619,24 @@ struct hostapd_bss_config {
 	int multicast_to_unicast;
 };
 
+/**
+ * struct he_phy_capabilities_info - HE PHY capabilities
+ */
+struct he_phy_capabilities_info {
+	Boolean he_su_beamformer;
+	Boolean he_su_beamformee;
+	Boolean he_mu_beamformer;
+};
+
+/**
+ * struct he_operation - HE operation
+ */
+struct he_operation {
+	u8 he_bss_color;
+	u8 he_default_pe_duration;
+	u8 he_twt_required;
+	u8 he_rts_threshold;
+};
 
 /**
  * struct hostapd_config - Per-radio interface configuration
@@ -732,6 +750,12 @@ struct hostapd_config {
 	struct wpabuf *lci;
 	struct wpabuf *civic;
 	int stationary_ap;
+
+	int ieee80211ax;
+#ifdef CONFIG_IEEE80211AX
+	struct he_phy_capabilities_info he_phy_capab;
+	struct he_operation he_op;
+#endif /* CONFIG_IEEE80211AX */
 };
 
 

src/common/ieee802_11_defs.h

@@ -1960,4 +1960,53 @@ enum nr_chan_width {
 	NR_CHAN_WIDTH_80P80 = 4,
 };
 
+struct ieee80211_he_capabilities {
+	u8 he_mac_capab_info[5];
+	u8 he_phy_capab_info[9];
+	u16 he_txrx_mcs_support;
+	/* possibly followed by Tx Rx MCS NSS descriptor */
+	u8 variable[];
+	/* PPE Thresholds (optional) */
+} STRUCT_PACKED;
+
+struct ieee80211_he_operation {
+	u32 he_oper_params;
+	u8 he_mcs_nss_set[3];
+	u8 vht_op_info_chwidth;
+	u8 vht_op_info_chan_center_freq_seg0_idx;
+	u8 vht_op_info_chan_center_freq_seg1_idx;
+} STRUCT_PACKED;
+
+/* HE Capabilities Information defines */
+#define HE_PHYCAP_SU_BEAMFORMER_CAPAB_IDX	3
+#define HE_PHYCAP_SU_BEAMFORMER_CAPAB		((u8) BIT(7))
+#define HE_PHYCAP_SU_BEAMFORMEE_CAPAB_IDX	4
+#define HE_PHYCAP_SU_BEAMFORMEE_CAPAB		((u8) BIT(0))
+#define HE_PHYCAP_MU_BEAMFORMER_CAPAB_IDX	4
+#define HE_PHYCAP_MU_BEAMFORMER_CAPAB		((u8) BIT(1))
+
+/* HE Operation defines */
+#define HE_OPERATION_BSS_COLOR_MASK		((u32) (BIT(0) | BIT(1) | \
+							BIT(2) | BIT(3) | \
+							BIT(4) | BIT(5)))
+#define HE_OPERATION_DFLT_PE_DURATION_MASK	((u32) (BIT(6) | BIT(7) | \
+							BIT(8)))
+#define HE_OPERATION_DFLT_PE_DURATION_OFFSET	6
+#define HE_OPERATION_TWT_REQUIRED		((u32) BIT(9))
+#define HE_OPERATION_RTS_THRESHOLD_MASK	((u32) (BIT(10) | BIT(11) | \
+						BIT(12) | BIT(13) | \
+						BIT(14) | BIT(15) | \
+						BIT(16) | BIT(17) | \
+						BIT(18) | BIT(19)))
+#define HE_OPERATION_RTS_THRESHOLD_OFFSET	10
+#define HE_OPERATION_PARTIAL_BSS_COLOR		((u32) BIT(20))
+#define HE_OPERATION_MAX_BSSID_INDICATOR_MASK	((u32) (BIT(21) | BIT(22) | \
+							BIT(23) | BIT(24) | \
+							BIT(25) | BIT(26) | \
+							BIT(27) | BIT(28)))
+#define HE_OPERATION_MAX_BSSID_INDICATOR_OFFSET 21
+#define HE_OPERATION_TX_BSSID_INDICATOR		((u32) BIT(29))
+#define HE_OPERATION_BSS_COLOR_DISABLED		((u32) BIT(30))
+#define HE_OPERATION_BSS_DUAL_BEACON		((u32) BIT(31))
+
 #endif /* IEEE802_11_DEFS_H */

src/drivers/driver.h

@@ -136,6 +136,29 @@ struct hostapd_channel_data {
 	unsigned int dfs_cac_ms;
 };
 
+#define HE_MAX_NUM_SS 		8
+#define HE_MAX_PHY_CAPAB_SIZE	3
+
+/**
+ * struct he_ppe_threshold - IEEE 802.11ax HE PPE Threshold
+ */
+struct he_ppe_threshold {
+	u32 numss_m1;
+	u32 ru_count;
+	u32 ppet16_ppet8_ru3_ru0[HE_MAX_NUM_SS];
+};
+
+/**
+ * struct he_capabilities - IEEE 802.11ax HE capabilities
+ */
+struct he_capabilities {
+	u8 he_supported;
+	u32 phy_cap[HE_MAX_PHY_CAPAB_SIZE];
+	u32 mac_cap;
+	u32 mcs;
+	struct he_ppe_threshold ppet;
+};
+
 #define HOSTAPD_MODE_FLAG_HT_INFO_KNOWN BIT(0)
 #define HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN BIT(1)
 
@@ -194,6 +217,11 @@ struct hostapd_hw_modes {
 	u8 vht_mcs_set[8];
 
 	unsigned int flags; /* HOSTAPD_MODE_FLAG_* */
+
+	/**
+	 * he_capab - HE (IEEE 802.11ax) capabilities
+	 */
+	struct he_capabilities he_capab;
 };
 
 
@@ -1429,6 +1457,8 @@ struct wpa_driver_capa {
 #define WPA_DRIVER_FLAGS_MGMT_TX_RANDOM_TA_CONNECTED	0x0000800000000000ULL
 /** Driver supports better BSS reporting with sched_scan in connected mode */
 #define WPA_DRIVER_FLAGS_SCHED_SCAN_RELATIVE_RSSI	0x0001000000000000ULL
+/** Driver supports HE capabilities */
+#define WPA_DRIVER_FLAGS_HE_CAPABILITIES	0x0002000000000000ULL
 	u64 flags;
 
 #define FULL_AP_CLIENT_STATE_SUPP(drv_flags) \