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@@ -7,6 +7,7 @@
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*
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* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
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* Copyright(c) 2017 Intel Deutschland GmbH
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+ * Copyright(c) 2018 Intel Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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@@ -28,6 +29,7 @@
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*
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* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
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* Copyright(c) 2017 Intel Deutschland GmbH
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+ * Copyright(c) 2018 Intel Corporation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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@@ -279,6 +281,10 @@ enum iwl_mac_filter_flags {
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MAC_FILTER_OUT_BCAST = BIT(8),
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MAC_FILTER_IN_CRC32 = BIT(11),
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MAC_FILTER_IN_PROBE_REQUEST = BIT(12),
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+ /**
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+ * @MAC_FILTER_IN_11AX: mark BSS as supporting 802.11ax
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+ */
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+ MAC_FILTER_IN_11AX = BIT(14),
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};
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/**
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@@ -406,4 +412,170 @@ struct iwl_missed_beacons_notif {
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__le32 num_recvd_beacons;
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} __packed; /* MISSED_BEACON_NTFY_API_S_VER_3 */
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+/**
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+ * struct iwl_he_backoff_conf - used for backoff configuration
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+ * Per each trigger-based AC, (set by MU EDCA Parameter set info-element)
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+ * used for backoff configuration of TXF5..TXF8 trigger based.
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+ * The MU-TIMER is reloaded w/ MU_TIME each time a frame from the AC is sent via
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+ * trigger-based TX.
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+ * @cwmin: CW min
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+ * @cwmax: CW max
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+ * @aifsn: AIFSN
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+ * AIFSN=0, means that no backoff from the specified TRIG-BASED AC is
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+ * allowed till the MU-TIMER is 0
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+ * @mu_time: MU time in 8TU units
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+ */
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+struct iwl_he_backoff_conf {
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+ __le16 cwmin;
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+ __le16 cwmax;
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+ __le16 aifsn;
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+ __le16 mu_time;
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+} __packed; /* AC_QOS_DOT11AX_API_S */
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+
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+#define MAX_HE_SUPP_NSS 2
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+#define MAX_HE_CHANNEL_BW_INDX 4
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+
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+/**
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+ * struct iwl_he_pkt_ext - QAM thresholds
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+ * The required PPE is set via HE Capabilities IE, per Nss x BW x MCS
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+ * The IE is organized in the following way:
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+ * Support for Nss x BW (or RU) matrix:
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+ * (0=SISO, 1=MIMO2) x (0-20MHz, 1-40MHz, 2-80MHz, 3-160MHz)
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+ * Each entry contains 2 QAM thresholds for 8us and 16us:
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+ * 0=BPSK, 1=QPSK, 2=16QAM, 3=64QAM, 4=256QAM, 5=1024QAM, 6/7=RES
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+ * i.e. QAM_th1 < QAM_th2 such if TX uses QAM_tx:
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+ * QAM_tx < QAM_th1 --> PPE=0us
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+ * QAM_th1 <= QAM_tx < QAM_th2 --> PPE=8us
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+ * QAM_th2 <= QAM_tx --> PPE=16us
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+ * @pkt_ext_qam_th: QAM thresholds
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+ * For each Nss/Bw define 2 QAM thrsholds (0..5)
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+ * For rates below the low_th, no need for PPE
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+ * For rates between low_th and high_th, need 8us PPE
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+ * For rates equal or higher then the high_th, need 16us PPE
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+ * Nss (0-siso, 1-mimo2) x BW (0-20MHz, 1-40MHz, 2-80MHz, 3-160MHz) x
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+ * (0-low_th, 1-high_th)
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+ */
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+struct iwl_he_pkt_ext {
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+ u8 pkt_ext_qam_th[MAX_HE_SUPP_NSS][MAX_HE_CHANNEL_BW_INDX][2];
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+} __packed; /* PKT_EXT_DOT11AX_API_S */
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+
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+/**
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+ * enum iwl_he_sta_ctxt_flags - HE STA context flags
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+ * @STA_CTXT_HE_REF_BSSID_VALID: ref bssid addr valid (for receiving specific
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+ * control frames such as TRIG, NDPA, BACK)
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+ * @STA_CTXT_HE_BSS_COLOR_DIS: BSS color disable, don't use the BSS
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+ * color for RX filter but use MAC header
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+ * @STA_CTXT_HE_PARTIAL_BSS_COLOR: partial BSS color allocation
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+ * @STA_CTXT_HE_32BIT_BA_BITMAP: indicates the receiver supports BA bitmap
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+ * of 32-bits
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+ * @STA_CTXT_HE_PACKET_EXT: indicates that the packet-extension info is valid
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+ * and should be used
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+ * @STA_CTXT_HE_TRIG_RND_ALLOC: indicates that trigger based random allocation
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+ * is enabled according to UORA element existence
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+ * @STA_CTXT_HE_CONST_TRIG_RND_ALLOC: used for AV testing
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+ * @STA_CTXT_HE_ACK_ENABLED: indicates that the AP supports receiving ACK-
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+ * enabled AGG, i.e. both BACK and non-BACK frames in a single AGG
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+ * @STA_CTXT_HE_MU_EDCA_CW: indicates that there is an element of MU EDCA
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+ * parameter set, i.e. the backoff counters for trig-based ACs
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+ */
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+enum iwl_he_sta_ctxt_flags {
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+ STA_CTXT_HE_REF_BSSID_VALID = BIT(4),
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+ STA_CTXT_HE_BSS_COLOR_DIS = BIT(5),
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+ STA_CTXT_HE_PARTIAL_BSS_COLOR = BIT(6),
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+ STA_CTXT_HE_32BIT_BA_BITMAP = BIT(7),
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+ STA_CTXT_HE_PACKET_EXT = BIT(8),
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+ STA_CTXT_HE_TRIG_RND_ALLOC = BIT(9),
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+ STA_CTXT_HE_CONST_TRIG_RND_ALLOC = BIT(10),
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+ STA_CTXT_HE_ACK_ENABLED = BIT(11),
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+ STA_CTXT_HE_MU_EDCA_CW = BIT(12),
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+};
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+
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+/**
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+ * enum iwl_he_htc_flags - HE HTC support flags
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+ * @IWL_HE_HTC_SUPPORT: HE-HTC support
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+ * @IWL_HE_HTC_UL_MU_RESP_SCHED: HE UL MU response schedule
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+ * support via A-control field
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+ * @IWL_HE_HTC_BSR_SUPP: BSR support in A-control field
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+ * @IWL_HE_HTC_OMI_SUPP: A-OMI support in A-control field
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+ * @IWL_HE_HTC_BQR_SUPP: A-BQR support in A-control field
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+ */
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+enum iwl_he_htc_flags {
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+ IWL_HE_HTC_SUPPORT = BIT(0),
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+ IWL_HE_HTC_UL_MU_RESP_SCHED = BIT(3),
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+ IWL_HE_HTC_BSR_SUPP = BIT(4),
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+ IWL_HE_HTC_OMI_SUPP = BIT(5),
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+ IWL_HE_HTC_BQR_SUPP = BIT(6),
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+};
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+
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+/*
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+ * @IWL_HE_HTC_LINK_ADAP_NO_FEEDBACK: the STA does not provide HE MFB
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+ * @IWL_HE_HTC_LINK_ADAP_UNSOLICITED: the STA provides only unsolicited HE MFB
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+ * @IWL_HE_HTC_LINK_ADAP_BOTH: the STA is capable of providing HE MFB in
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+ * response to HE MRQ and if the STA provides unsolicited HE MFB
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+ */
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+#define IWL_HE_HTC_LINK_ADAP_POS (1)
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+#define IWL_HE_HTC_LINK_ADAP_NO_FEEDBACK (0)
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+#define IWL_HE_HTC_LINK_ADAP_UNSOLICITED (2 << IWL_HE_HTC_LINK_ADAP_POS)
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+#define IWL_HE_HTC_LINK_ADAP_BOTH (3 << IWL_HE_HTC_LINK_ADAP_POS)
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+
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+/**
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+ * struct iwl_he_sta_context_cmd - configure FW to work with HE AP
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+ * @sta_id: STA id
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+ * @tid_limit: max num of TIDs in TX HE-SU multi-TID agg
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+ * 0 - bad value, 1 - multi-tid not supported, 2..8 - tid limit
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+ * @reserved1: reserved byte for future use
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+ * @reserved2: reserved byte for future use
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+ * @flags: see %iwl_11ax_sta_ctxt_flags
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+ * @ref_bssid_addr: reference BSSID used by the AP
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+ * @reserved0: reserved 2 bytes for aligning the ref_bssid_addr field to 8 bytes
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+ * @htc_flags: which features are supported in HTC
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+ * @frag_flags: frag support in A-MSDU
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+ * @frag_level: frag support level
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+ * @frag_max_num: max num of "open" MSDUs in the receiver (in power of 2)
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+ * @frag_min_size: min frag size (except last frag)
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+ * @pkt_ext: optional, exists according to PPE-present bit in the HE-PHY capa
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+ * @bss_color: 11ax AP ID that is used in the HE SIG-A to mark inter BSS frame
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+ * @htc_trig_based_pkt_ext: default PE in 4us units
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+ * @frame_time_rts_th: HE duration RTS threshold, in units of 32us
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+ * @rand_alloc_ecwmin: random CWmin = 2**ECWmin-1
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+ * @rand_alloc_ecwmax: random CWmax = 2**ECWmax-1
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+ * @reserved3: reserved byte for future use
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+ * @trig_based_txf: MU EDCA Parameter set for the trigger based traffic queues
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+ */
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+struct iwl_he_sta_context_cmd {
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+ u8 sta_id;
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+ u8 tid_limit;
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+ u8 reserved1;
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+ u8 reserved2;
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+ __le32 flags;
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+
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+ /* The below fields are set via Multiple BSSID IE */
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+ u8 ref_bssid_addr[6];
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+ __le16 reserved0;
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+
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+ /* The below fields are set via HE-capabilities IE */
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+ __le32 htc_flags;
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+
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+ u8 frag_flags;
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+ u8 frag_level;
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+ u8 frag_max_num;
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+ u8 frag_min_size;
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+
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+ /* The below fields are set via PPE thresholds element */
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+ struct iwl_he_pkt_ext pkt_ext;
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+
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+ /* The below fields are set via HE-Operation IE */
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+ u8 bss_color;
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+ u8 htc_trig_based_pkt_ext;
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+ __le16 frame_time_rts_th;
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+
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+ /* Random access parameter set (i.e. RAPS) */
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+ u8 rand_alloc_ecwmin;
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+ u8 rand_alloc_ecwmax;
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+ __le16 reserved3;
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+
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+ /* The below fields are set via MU EDCA parameter set element */
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+ struct iwl_he_backoff_conf trig_based_txf[AC_NUM];
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+} __packed; /* STA_CONTEXT_DOT11AX_API_S */
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+
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#endif /* __iwl_fw_api_mac_h__ */
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Luca Coelho