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mac80211: backport some new API from v6.1
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@coolsnowwolf
coolsnowwolf committed Dec 20, 2022
1 parent 6710357 commit a45ed09
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315 changes: 315 additions & 0 deletions package/kernel/mac80211/patches/subsys/997-backport-API-from-v6.1.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,315 @@
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -702,6 +702,8 @@
u32 unsol_bcast_probe_resp_interval;
bool s1g;
struct cfg80211_bitrate_mask beacon_tx_rate;
+
+ bool csa_active;
};

/**
@@ -1672,6 +1674,46 @@
};

/**
+ * struct ieee80211_vif_cfg - interface configuration
+ * @assoc: association status
+ * @ibss_joined: indicates whether this station is part of an IBSS or not
+ * @ibss_creator: indicates if a new IBSS network is being created
+ * @ps: power-save mode (STA only). This flag is NOT affected by
+ * offchannel/dynamic_ps operations.
+ * @aid: association ID number, valid only when @assoc is true
+ * @arp_addr_list: List of IPv4 addresses for hardware ARP filtering. The
+ * may filter ARP queries targeted for other addresses than listed here.
+ * The driver must allow ARP queries targeted for all address listed here
+ * to pass through. An empty list implies no ARP queries need to pass.
+ * @arp_addr_cnt: Number of addresses currently on the list. Note that this
+ * may be larger than %IEEE80211_BSS_ARP_ADDR_LIST_LEN (the arp_addr_list
+ * array size), it's up to the driver what to do in that case.
+ * @ssid: The SSID of the current vif. Valid in AP and IBSS mode.
+ * @ssid_len: Length of SSID given in @ssid.
+ * @s1g: BSS is S1G BSS (affects Association Request format).
+ * @idle: This interface is idle. There's also a global idle flag in the
+ * hardware config which may be more appropriate depending on what
+ * your driver/device needs to do.
+ * @ap_addr: AP MLD address, or BSSID for non-MLO connections
+ * (station mode only)
+ */
+struct ieee80211_vif_cfg {
+ /* association related data */
+ bool assoc, ibss_joined;
+ bool ibss_creator;
+ bool ps;
+ u16 aid;
+
+ __be32 arp_addr_list[IEEE80211_BSS_ARP_ADDR_LIST_LEN];
+ int arp_addr_cnt;
+ u8 ssid[IEEE80211_MAX_SSID_LEN];
+ size_t ssid_len;
+ bool s1g;
+ bool idle;
+ u8 ap_addr[ETH_ALEN] __aligned(2);
+};
+
+/**
* struct ieee80211_vif - per-interface data
*
* Data in this structure is continually present for driver
@@ -1725,6 +1767,7 @@
*/
struct ieee80211_vif {
enum nl80211_iftype type;
+ struct ieee80211_vif_cfg cfg;
struct ieee80211_bss_conf bss_conf;
u8 addr[ETH_ALEN] __aligned(2);
bool p2p;
@@ -2045,6 +2088,80 @@
};

/**
+ * struct ieee80211_sta_aggregates - info that is aggregated from active links
+ *
+ * Used for any per-link data that needs to be aggregated and updated in the
+ * main &struct ieee80211_sta when updated or the active links change.
+ *
+ * @max_amsdu_len: indicates the maximal length of an A-MSDU in bytes.
+ * This field is always valid for packets with a VHT preamble.
+ * For packets with a HT preamble, additional limits apply:
+ *
+ * * If the skb is transmitted as part of a BA agreement, the
+ * A-MSDU maximal size is min(max_amsdu_len, 4065) bytes.
+ * * If the skb is not part of a BA agreement, the A-MSDU maximal
+ * size is min(max_amsdu_len, 7935) bytes.
+ *
+ * Both additional HT limits must be enforced by the low level
+ * driver. This is defined by the spec (IEEE 802.11-2012 section
+ * 8.3.2.2 NOTE 2).
+ * @max_rc_amsdu_len: Maximum A-MSDU size in bytes recommended by rate control.
+ * @max_tid_amsdu_len: Maximum A-MSDU size in bytes for this TID
+ */
+struct ieee80211_sta_aggregates {
+ u16 max_amsdu_len;
+
+ u16 max_rc_amsdu_len;
+ u16 max_tid_amsdu_len[IEEE80211_NUM_TIDS];
+};
+
+/**
+ * struct ieee80211_link_sta - station Link specific info
+ * All link specific info for a STA link for a non MLD STA(single)
+ * or a MLD STA(multiple entries) are stored here.
+ *
+ * @sta: reference to owning STA
+ * @addr: MAC address of the Link STA. For non-MLO STA this is same as the addr
+ * in ieee80211_sta. For MLO Link STA this addr can be same or different
+ * from addr in ieee80211_sta (representing MLD STA addr)
+ * @link_id: the link ID for this link STA (0 for deflink)
+ * @smps_mode: current SMPS mode (off, static or dynamic)
+ * @supp_rates: Bitmap of supported rates
+ * @ht_cap: HT capabilities of this STA; restricted to our own capabilities
+ * @vht_cap: VHT capabilities of this STA; restricted to our own capabilities
+ * @he_cap: HE capabilities of this STA
+ * @he_6ghz_capa: on 6 GHz, holds the HE 6 GHz band capabilities
+ * @eht_cap: EHT capabilities of this STA
+ * @bandwidth: current bandwidth the station can receive with
+ * @rx_nss: in HT/VHT, the maximum number of spatial streams the
+ * station can receive at the moment, changed by operating mode
+ * notifications and capabilities. The value is only valid after
+ * the station moves to associated state.
+ * @txpwr: the station tx power configuration
+ *
+ */
+struct ieee80211_link_sta {
+ struct ieee80211_sta *sta;
+
+ u8 addr[ETH_ALEN];
+ u8 link_id;
+ enum ieee80211_smps_mode smps_mode;
+
+ u32 supp_rates[NUM_NL80211_BANDS];
+ struct ieee80211_sta_ht_cap ht_cap;
+ struct ieee80211_sta_vht_cap vht_cap;
+ struct ieee80211_sta_he_cap he_cap;
+ struct ieee80211_he_6ghz_capa he_6ghz_capa;
+ struct ieee80211_sta_eht_cap eht_cap;
+
+ struct ieee80211_sta_aggregates agg;
+
+ u8 rx_nss;
+ enum ieee80211_sta_rx_bandwidth bandwidth;
+ struct ieee80211_sta_txpwr txpwr;
+};
+
+/**
* struct ieee80211_sta - station table entry
*
* A station table entry represents a station we are possibly
@@ -2136,6 +2253,10 @@
struct ieee80211_sta_txpwr txpwr;

struct ieee80211_txq *txq[IEEE80211_NUM_TIDS + 1];
+
+ u16 valid_links;
+ struct ieee80211_link_sta deflink;
+ struct ieee80211_link_sta __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS];

/* must be last */
u8 drv_priv[] __aligned(sizeof(void *));
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -1912,6 +1912,73 @@
} __packed;

/**
+ * struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max
+ * supported NSS for per MCS.
+ *
+ * For each field below, bits 0 - 3 indicate the maximal number of spatial
+ * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
+ * for Tx.
+ *
+ * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams
+ * supported for reception and the maximum number of spatial streams
+ * supported for transmission for MCS 0 - 7.
+ * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
+ * supported for reception and the maximum number of spatial streams
+ * supported for transmission for MCS 8 - 9.
+ * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
+ * supported for reception and the maximum number of spatial streams
+ * supported for transmission for MCS 10 - 11.
+ * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
+ * supported for reception and the maximum number of spatial streams
+ * supported for transmission for MCS 12 - 13.
+ */
+struct ieee80211_eht_mcs_nss_supp_20mhz_only {
+ u8 rx_tx_mcs7_max_nss;
+ u8 rx_tx_mcs9_max_nss;
+ u8 rx_tx_mcs11_max_nss;
+ u8 rx_tx_mcs13_max_nss;
+};
+
+/**
+ * struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except
+ * 20MHz only stations).
+ *
+ * For each field below, bits 0 - 3 indicate the maximal number of spatial
+ * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
+ * for Tx.
+ *
+ * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
+ * supported for reception and the maximum number of spatial streams
+ * supported for transmission for MCS 0 - 9.
+ * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
+ * supported for reception and the maximum number of spatial streams
+ * supported for transmission for MCS 10 - 11.
+ * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
+ * supported for reception and the maximum number of spatial streams
+ * supported for transmission for MCS 12 - 13.
+ */
+struct ieee80211_eht_mcs_nss_supp_bw {
+ u8 rx_tx_mcs9_max_nss;
+ u8 rx_tx_mcs11_max_nss;
+ u8 rx_tx_mcs13_max_nss;
+};
+
+/**
+ * struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data
+ *
+ * This structure is the "EHT Capabilities element" fixed fields as
+ * described in P802.11be_D2.0 section 9.4.2.313.
+ *
+ * @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP*
+ * @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP*
+ */
+struct ieee80211_eht_cap_elem_fixed {
+ u8 mac_cap_info[2];
+ u8 phy_cap_info[9];
+} __packed;
+
+
+/**
* struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
*
* This structure is the "MU EDCA Parameter Set element" fields as
@@ -2225,6 +2292,12 @@
#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US 0x80
#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED 0xc0
#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK 0xc0
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x0
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x1
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x3
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 6
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0xc0

#define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01

@@ -3978,5 +4051,8 @@
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
};
+
+/* multi-link device */
+#define IEEE80211_MLD_MAX_NUM_LINKS 15

#endif /* LINUX_IEEE80211_H */
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -348,6 +348,31 @@
#define IEEE80211_HE_PPE_THRES_MAX_LEN 25

/**
+ * struct ieee80211_eht_mcs_nss_supp - EHT max supported NSS per MCS
+ *
+ * See P802.11be_D1.3 Table 9-401k - "Subfields of the Supported EHT-MCS
+ * and NSS Set field"
+ *
+ * @only_20mhz: MCS/NSS support for 20 MHz-only STA.
+ * @bw: MCS/NSS support for 80, 160 and 320 MHz
+ * @bw._80: MCS/NSS support for BW <= 80 MHz
+ * @bw._160: MCS/NSS support for BW = 160 MHz
+ * @bw._320: MCS/NSS support for BW = 320 MHz
+ */
+struct ieee80211_eht_mcs_nss_supp {
+ union {
+ struct ieee80211_eht_mcs_nss_supp_20mhz_only only_20mhz;
+ struct {
+ struct ieee80211_eht_mcs_nss_supp_bw _80;
+ struct ieee80211_eht_mcs_nss_supp_bw _160;
+ struct ieee80211_eht_mcs_nss_supp_bw _320;
+ } __packed bw;
+ } __packed;
+} __packed;
+
+#define IEEE80211_EHT_PPE_THRES_MAX_LEN 32
+
+/**
* struct ieee80211_sta_he_cap - STA's HE capabilities
*
* This structure describes most essential parameters needed
@@ -363,6 +388,24 @@
struct ieee80211_he_cap_elem he_cap_elem;
struct ieee80211_he_mcs_nss_supp he_mcs_nss_supp;
u8 ppe_thres[IEEE80211_HE_PPE_THRES_MAX_LEN];
+};
+
+/**
+ * struct ieee80211_sta_eht_cap - STA's EHT capabilities
+ *
+ * This structure describes most essential parameters needed
+ * to describe 802.11be EHT capabilities for a STA.
+ *
+ * @has_eht: true iff EHT data is valid.
+ * @eht_cap_elem: Fixed portion of the eht capabilities element.
+ * @eht_mcs_nss_supp: The supported NSS/MCS combinations.
+ * @eht_ppe_thres: Holds the PPE Thresholds data.
+ */
+struct ieee80211_sta_eht_cap {
+ bool has_eht;
+ struct ieee80211_eht_cap_elem_fixed eht_cap_elem;
+ struct ieee80211_eht_mcs_nss_supp eht_mcs_nss_supp;
+ u8 eht_ppe_thres[IEEE80211_EHT_PPE_THRES_MAX_LEN];
};

/**

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