/*      $OpenBSD: if_iwxvar.h,v 1.43 2025/12/01 16:44:13 stsp Exp $     */

/*
 * Copyright (c) 2014 genua mbh <info@genua.de>
 * Copyright (c) 2014 Fixup Software Ltd.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

/*-
 * Based on BSD-licensed source modules in the Linux iwlwifi driver,
 * which were used as the reference documentation for this implementation.
 *
 ******************************************************************************
 *
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * GPL LICENSE SUMMARY
 *
 * Copyright(c) 2017 Intel Deutschland GmbH
 * Copyright(c) 2018 - 2019 Intel Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * BSD LICENSE
 *
 * Copyright(c) 2017 Intel Deutschland GmbH
 * Copyright(c) 2018 - 2019 Intel Corporation
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *  * Neither the name Intel Corporation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *****************************************************************************
 */

/*-
 * Copyright (c) 2007-2010 Damien Bergamini <damien.bergamini@free.fr>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

struct iwx_rx_radiotap_header {
        struct ieee80211_radiotap_header wr_ihdr;
        uint64_t        wr_tsft;
        uint8_t         wr_flags;
        uint8_t         wr_rate;
        uint16_t        wr_chan_freq;
        uint16_t        wr_chan_flags;
        int8_t          wr_dbm_antsignal;
        int8_t          wr_dbm_antnoise;
} __packed;

#define IWX_RX_RADIOTAP_PRESENT                                         \
        ((1 << IEEE80211_RADIOTAP_TSFT) |                               \
         (1 << IEEE80211_RADIOTAP_FLAGS) |                              \
         (1 << IEEE80211_RADIOTAP_RATE) |                               \
         (1 << IEEE80211_RADIOTAP_CHANNEL) |                            \
         (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |                      \
         (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))

struct iwx_tx_radiotap_header {
        struct ieee80211_radiotap_header wt_ihdr;
        uint8_t         wt_flags;
        uint8_t         wt_rate;
        uint16_t        wt_chan_freq;
        uint16_t        wt_chan_flags;
} __packed;

#define IWX_TX_RADIOTAP_PRESENT                                         \
        ((1 << IEEE80211_RADIOTAP_FLAGS) |                              \
         (1 << IEEE80211_RADIOTAP_RATE) |                               \
         (1 << IEEE80211_RADIOTAP_CHANNEL))

#define IWX_UCODE_SECT_MAX 60

/*
 * fw_status is used to determine if we've already parsed the firmware file
 *
 * In addition to the following, status < 0 ==> -error
 */
#define IWX_FW_STATUS_NONE              0
#define IWX_FW_STATUS_INPROGRESS        1
#define IWX_FW_STATUS_DONE              2

enum iwx_ucode_type {
        IWX_UCODE_TYPE_REGULAR,
        IWX_UCODE_TYPE_INIT,
        IWX_UCODE_TYPE_WOW,
        IWX_UCODE_TYPE_REGULAR_USNIFFER,
        IWX_UCODE_TYPE_MAX
};

struct iwx_fw_info {
        void *fw_rawdata;
        size_t fw_rawsize;
        int fw_status;

        struct iwx_fw_sects {
                struct iwx_fw_onesect {
                        void *fws_data;
                        uint32_t fws_len;
                        uint32_t fws_devoff;
                } fw_sect[IWX_UCODE_SECT_MAX];
                size_t fw_totlen;
                int fw_count;
        } fw_sects[IWX_UCODE_TYPE_MAX];

        /* FW debug data parsed for driver usage */
        int dbg_dest_tlv_init;
        uint8_t *dbg_dest_ver;
        uint8_t n_dest_reg;
        struct iwx_fw_dbg_dest_tlv_v1 *dbg_dest_tlv_v1;

        struct iwx_fw_dbg_conf_tlv *dbg_conf_tlv[IWX_FW_DBG_CONF_MAX];
        size_t dbg_conf_tlv_len[IWX_FW_DBG_CONF_MAX];
        struct iwx_fw_dbg_trigger_tlv *dbg_trigger_tlv[IWX_FW_DBG_TRIGGER_MAX];
        size_t dbg_trigger_tlv_len[IWX_FW_DBG_TRIGGER_MAX];
        struct iwx_fw_dbg_mem_seg_tlv *dbg_mem_tlv;
        size_t n_mem_tlv;

        /* Copy of firmware image loader found in file. */
        uint8_t *iml;
        size_t iml_len;
};

struct iwx_nvm_data {
        int n_hw_addrs;
        uint8_t hw_addr[ETHER_ADDR_LEN];

        int sku_cap_band_24GHz_enable;
        int sku_cap_band_52GHz_enable;
        int sku_cap_11n_enable;
        int sku_cap_11ac_enable;
        int sku_cap_11ax_enable;
        int sku_cap_amt_enable;
        int sku_cap_ipan_enable;
        int sku_cap_mimo_disable;
        int lar_enabled;

        uint8_t valid_tx_ant, valid_rx_ant;

        uint16_t nvm_version;
};

/* max bufs per tfd the driver will use */
#define IWX_MAX_CMD_TBS_PER_TFD 2

struct iwx_host_cmd {
        const void *data[IWX_MAX_CMD_TBS_PER_TFD];
        struct iwx_rx_packet *resp_pkt;
        size_t resp_pkt_len;
        unsigned long _rx_page_addr;
        uint32_t _rx_page_order;
        int handler_status;

        uint32_t flags;
        uint16_t len[IWX_MAX_CMD_TBS_PER_TFD];
        uint8_t dataflags[IWX_MAX_CMD_TBS_PER_TFD];
        uint32_t id;
};

/*
 * DMA glue is from iwn
 */

struct iwx_dma_info {
        bus_dma_tag_t           tag;
        bus_dmamap_t            map;
        bus_dma_segment_t       seg;
        bus_addr_t              paddr;
        void                    *vaddr;
        bus_size_t              size;
};

#define IWX_TX_RING_COUNT       IWX_DEFAULT_QUEUE_SIZE
#define IWX_TX_RING_LOMARK      192
#define IWX_TX_RING_HIMARK      224

struct iwx_tx_data {
        bus_dmamap_t    map;
        bus_addr_t      cmd_paddr;
        struct mbuf     *m;
        struct iwx_node *in;
        int flags;
#define IWX_TXDATA_FLAG_CMD_IS_NARROW   0x01
};

struct iwx_tx_ring {
        struct iwx_dma_info     desc_dma;
        struct iwx_dma_info     cmd_dma;
        struct iwx_dma_info     bc_tbl;
        struct iwx_tfh_tfd      *desc;
        struct iwx_device_cmd   *cmd;
        struct iwx_tx_data      data[IWX_TX_RING_COUNT];
        int                     qid;
        int                     queued;
        int                     cur;
        int                     cur_hw;
        int                     tail;
        int                     tail_hw;
        int                     tid;
};

#define IWX_RX_MQ_RING_COUNT    512
/* Linux driver optionally uses 8k buffer */
#define IWX_RBUF_SIZE           4096

struct iwx_rx_data {
        struct mbuf     *m;
        bus_dmamap_t    map;
};

struct iwx_rx_ring {
        struct iwx_dma_info     free_desc_dma;
        struct iwx_dma_info     stat_dma;
        struct iwx_dma_info     used_desc_dma;
        void                    *desc;
        struct iwx_rb_status    *stat;
        struct iwx_rx_data      data[IWX_RX_MQ_RING_COUNT];
        int                     cur;
};

#define IWX_FLAG_USE_ICT        0x01    /* using Interrupt Cause Table */
#define IWX_FLAG_RFKILL         0x02    /* radio kill switch is set */
#define IWX_FLAG_SCANNING       0x04    /* scan in progress */
#define IWX_FLAG_MAC_ACTIVE     0x08    /* MAC context added to firmware */
#define IWX_FLAG_BINDING_ACTIVE 0x10    /* MAC->PHY binding added to firmware */
#define IWX_FLAG_STA_ACTIVE     0x20    /* AP added to firmware station table */
#define IWX_FLAG_TE_ACTIVE      0x40    /* time event is scheduled */
#define IWX_FLAG_HW_ERR         0x80    /* hardware error occurred */
#define IWX_FLAG_SHUTDOWN       0x100   /* shutting down; new tasks forbidden */
#define IWX_FLAG_BGSCAN         0x200   /* background scan in progress */
#define IWX_FLAG_TXFLUSH        0x400   /* Tx queue flushing in progress */

struct iwx_ucode_status {
        uint32_t uc_lmac_error_event_table[2];
        uint32_t uc_umac_error_event_table;
        uint32_t uc_log_event_table;
        unsigned int error_event_table_tlv_status;

        int uc_ok;
        int uc_intr;
};

#define IWX_ERROR_EVENT_TABLE_LMAC1     (1 << 0)
#define IWX_ERROR_EVENT_TABLE_LMAC2     (1 << 1)
#define IWX_ERROR_EVENT_TABLE_UMAC      (1 << 2)

#define IWX_CMD_RESP_MAX PAGE_SIZE

/* lower blocks contain EEPROM image and calibration data */
#define IWX_OTP_LOW_IMAGE_SIZE_FAMILY_7000      16384
#define IWX_OTP_LOW_IMAGE_SIZE_FAMILY_8000      32768

#define IWX_TE_SESSION_PROTECTION_MAX_TIME_MS 1000
#define IWX_TE_SESSION_PROTECTION_MIN_TIME_MS 400

enum IWX_CMD_MODE {
        IWX_CMD_ASYNC           = (1 << 0),
        IWX_CMD_WANT_RESP       = (1 << 1),
        IWX_CMD_SEND_IN_RFKILL  = (1 << 2),
};
enum iwx_hcmd_dataflag {
        IWX_HCMD_DFL_NOCOPY     = (1 << 0),
        IWX_HCMD_DFL_DUP        = (1 << 1),
};

#define IWX_NUM_PAPD_CH_GROUPS  9
#define IWX_NUM_TXP_CH_GROUPS   9

struct iwx_phy_ctxt {
        uint16_t id;
        uint16_t color;
        uint32_t ref;
        struct ieee80211_channel *channel;
        uint8_t sco; /* 40 MHz secondary channel offset */
        uint8_t vht_chan_width;
};

struct iwx_bf_data {
        int bf_enabled;         /* filtering    */
        int ba_enabled;         /* abort        */
        int ave_beacon_signal;
        int last_cqm_event;
};

/**
 * struct iwx_self_init_dram - dram data used by self init process
 * @fw: lmac and umac dram data
 * @lmac_cnt: number of lmac sections in fw image
 * @umac_cnt: number of umac sections in fw image
 * @paging: paging dram data
 * @paging_cnt: number of paging sections needed by fw image
 */
struct iwx_self_init_dram {
        struct iwx_dma_info *fw;
        int lmac_cnt;
        int umac_cnt;
        struct iwx_dma_info *paging;
        int paging_cnt;
};

/**
 * struct iwx_reorder_buffer - per ra/tid/queue reorder buffer
 * @head_sn: reorder window head sn
 * @num_stored: number of mpdus stored in the buffer
 * @buf_size: the reorder buffer size as set by the last addba request
 * @queue: queue of this reorder buffer
 * @last_amsdu: track last ASMDU SN for duplication detection
 * @last_sub_index: track ASMDU sub frame index for duplication detection
 * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
 *      it is the time of last received sub-frame
 * @removed: prevent timer re-arming
 * @valid: reordering is valid for this queue
 * @consec_oldsn_drops: consecutive drops due to old SN
 * @consec_oldsn_ampdu_gp2: A-MPDU GP2 timestamp to track
 *      when to apply old SN consecutive drop workaround
 * @consec_oldsn_prev_drop: track whether or not an MPDU
 *      that was single/part of the previous A-MPDU was
 *      dropped due to old SN
 */
struct iwx_reorder_buffer {
        uint16_t head_sn;
        uint16_t num_stored;
        uint16_t buf_size;
        uint16_t last_amsdu;
        uint8_t last_sub_index;
        struct timeout reorder_timer;
        int removed;
        int valid;
        unsigned int consec_oldsn_drops;
        uint32_t consec_oldsn_ampdu_gp2;
        unsigned int consec_oldsn_prev_drop;
#define IWX_AMPDU_CONSEC_DROPS_DELBA    10
};

/**
 * struct iwx_reorder_buf_entry - reorder buffer entry per frame sequence number
 * @frames: list of mbufs stored (A-MSDU subframes share a sequence number)
 * @reorder_time: time the packet was stored in the reorder buffer
 */
struct iwx_reorder_buf_entry {
        struct mbuf_list frames;
        struct timeval reorder_time;
        uint32_t rx_pkt_status;
        int chanidx;
        int is_shortpre;
        uint32_t rate_n_flags;
        uint32_t device_timestamp;
        struct ieee80211_rxinfo rxi;
};

/**
 * struct iwx_rxba_data - BA session data
 * @sta_id: station id
 * @tid: tid of the session
 * @baid: baid of the session
 * @timeout: the timeout set in the addba request
 * @entries_per_queue: # of buffers per queue
 * @last_rx: last rx timestamp, updated only if timeout passed from last update
 * @session_timer: timer to check if BA session expired, runs at 2 * timeout
 * @sc: softc pointer, needed for timer context
 * @reorder_buf: reorder buffer
 * @reorder_buf_data: buffered frames, one entry per sequence number
 */
struct iwx_rxba_data {
        uint8_t sta_id;
        uint8_t tid;
        uint8_t baid;
        uint16_t timeout;
        uint16_t entries_per_queue;
        struct timeval last_rx;
        struct timeout session_timer;
        struct iwx_softc *sc;
        struct iwx_reorder_buffer reorder_buf;
        struct iwx_reorder_buf_entry entries[IEEE80211_BA_MAX_WINSZ];
};

static inline struct iwx_rxba_data *
iwx_rxba_data_from_reorder_buf(struct iwx_reorder_buffer *buf)
{
        return (void *)((uint8_t *)buf -
                        offsetof(struct iwx_rxba_data, reorder_buf));
}

/**
 * struct iwx_rxq_dup_data - per station per rx queue data
 * @last_seq: last sequence per tid for duplicate packet detection
 * @last_sub_frame: last subframe packet
 */
struct iwx_rxq_dup_data {
        uint16_t last_seq[IWX_MAX_TID_COUNT + 1];
        uint8_t last_sub_frame[IWX_MAX_TID_COUNT + 1];
};

struct iwx_setkey_task_arg {
        int sta_id;
        struct ieee80211_node *ni;
        struct ieee80211_key *k;
};

struct iwx_ba_task_data {
        uint32_t                start_tidmask;
        uint32_t                stop_tidmask;
};


/*
 * Device configuration parameters which cannot be detected based on
 * PCI vendor/product ID alone.
 */
struct iwx_device_cfg {
        const char *fw_name;
        const char *pnvm_name;
        int         tx_with_siso_diversity;
        int         uhb_supported;
        int         xtal_latency;
        int         low_latency_xtal;
};

/* Firmware listed here must be available in fw_update(8). */
#define IWX_CC_A_FW             "iwx-cc-a0-77"
#define IWX_TY_A_GF_A_FW        "iwx-ty-a0-gf-a0-77"
#define IWX_TY_A_GF_A_PNVM      "iwx-ty-a0-gf-a0.pnvm"
#define IWX_QU_B_HR_B_FW        "iwx-Qu-b0-hr-b0-77"
#define IWX_QU_B_JF_B_FW        "iwx-Qu-b0-jf-b0-77"
#define IWX_QU_C_HR_B_FW        "iwx-Qu-c0-hr-b0-77"
#define IWX_QU_C_JF_B_FW        "iwx-Qu-c0-jf-b0-77"
#define IWX_QUZ_A_HR_B_FW       "iwx-QuZ-a0-hr-b0-77"
#define IWX_QUZ_A_JF_B_FW       "iwx-QuZ-a0-jf-b0-77"
#define IWX_SO_A_GF_A_FW        "iwx-so-a0-gf-a0-77"
#define IWX_SO_A_GF_A_PNVM      "iwx-so-a0-gf-a0.pnvm"
#define IWX_SO_A_GF4_A_FW       "iwx-so-a0-gf4-a0-77"
#define IWX_SO_A_GF4_A_PNVM     "iwx-so-a0-gf4-a0.pnvm"
#define IWX_SO_A_HR_B_FW        "iwx-so-a0-hr-b0-77"
#define IWX_SO_A_JF_B_FW        "iwx-so-a0-jf-b0-77"
#define IWX_MA_B_HR_B_FW        "iwx-ma-a0-hr-b0-83"
#define IWX_MA_B_HR_B_PNVM      "iwx-ma-a0-hr-b0.pnvm"
#define IWX_MA_B_GF_A_FW        "iwx-ma-b0-gf-a0-83"
#define IWX_MA_B_GF_A_PNVM      "iwx-ma-b0-gf-a0.pnvm"
#define IWX_MA_B_GF4_A_FW       "iwx-ma-b0-gf4-a0-83"
#define IWX_MA_B_GF4_A_PNVM     "iwx-ma-b0-gf4-a0.pnvm"
#define IWX_MA_A_FM_A_FW        "iwx-ma-a0-fm-a0-83"
#define IWX_MA_A_FM_A_PNVM      "iwx-ma-a0-fm-a0.pnvm"

const struct iwx_device_cfg iwx_9560_quz_a0_jf_b0_cfg = {
        .fw_name = IWX_QUZ_A_JF_B_FW,
};

const struct iwx_device_cfg iwx_9560_qu_c0_jf_b0_cfg = {
        .fw_name = IWX_QU_C_JF_B_FW,
};

const struct iwx_device_cfg iwx_qu_b0_hr1_b0 = {
        .fw_name = IWX_QU_B_HR_B_FW,
        .tx_with_siso_diversity = true,
};

const struct iwx_device_cfg iwx_qu_b0_hr_b0 = {
        .fw_name = IWX_QU_B_HR_B_FW,
};

const struct iwx_device_cfg iwx_ax201_cfg_qu_hr = {
        .fw_name = IWX_QU_B_HR_B_FW,
};

const struct iwx_device_cfg iwx_qu_c0_hr1_b0 = {
        .fw_name = IWX_QU_C_HR_B_FW,
        .tx_with_siso_diversity = true,
};

const struct iwx_device_cfg iwx_qu_c0_hr_b0 = {
        .fw_name = IWX_QU_C_HR_B_FW,
};

const struct iwx_device_cfg iwx_ax201_cfg_qu_c0_hr_b0 = {
        .fw_name = IWX_QU_C_HR_B_FW,
};

const struct iwx_device_cfg iwx_quz_a0_hr1_b0 = {
        .fw_name = IWX_QUZ_A_HR_B_FW,
};

const struct iwx_device_cfg iwx_ax201_cfg_quz_hr = {
        .fw_name = IWX_QUZ_A_HR_B_FW,
};

const struct iwx_device_cfg iwx_cfg_so_a0_hr_b0 = {
        .fw_name = IWX_SO_A_HR_B_FW,
};

const struct iwx_device_cfg iwx_cfg_quz_a0_hr_b0 = {
        .fw_name = IWX_QUZ_A_HR_B_FW,
};

const struct iwx_device_cfg iwx_2ax_cfg_so_gf_a0 = {
        .fw_name = IWX_SO_A_GF_A_FW,
        .pnvm_name = IWX_SO_A_GF_A_PNVM,
        .uhb_supported = 1,
};

const struct iwx_device_cfg iwx_2ax_cfg_so_gf_a0_long = {
        .fw_name = IWX_SO_A_GF_A_FW,
        .pnvm_name = IWX_SO_A_GF_A_PNVM,
        .uhb_supported = 1,
        .xtal_latency = 12000,
        .low_latency_xtal = 1,
};

const struct iwx_device_cfg iwx_2ax_cfg_so_gf4_a0 = {
        .fw_name = IWX_SO_A_GF4_A_FW,
        .pnvm_name = IWX_SO_A_GF4_A_PNVM,
        .uhb_supported = 1,
        .xtal_latency = 12000,
        .low_latency_xtal = 1,
};

const struct iwx_device_cfg iwx_2ax_cfg_so_gf4_a0_long = {
        .fw_name = IWX_SO_A_GF4_A_FW,
        .pnvm_name = IWX_SO_A_GF4_A_PNVM,
        .uhb_supported = 1,
};

const struct iwx_device_cfg iwx_2ax_cfg_ty_gf_a0 = {
        .fw_name = IWX_TY_A_GF_A_FW,
        .pnvm_name = IWX_TY_A_GF_A_PNVM,
};

const struct iwx_device_cfg iwx_2ax_cfg_so_jf_b0 = {
        .fw_name = IWX_SO_A_JF_B_FW,
};

const struct iwx_device_cfg iwx_cfg_ma_b0_hr_b0 = {
        .fw_name = IWX_MA_B_HR_B_FW,
        .pnvm_name = IWX_MA_B_HR_B_PNVM,
};

const struct iwx_device_cfg iwx_cfg_ma_b0_gf_a0 = {
        .fw_name = IWX_MA_B_GF_A_FW,
        .pnvm_name = IWX_MA_B_GF_A_PNVM,
};

const struct iwx_device_cfg iwx_cfg_ma_b0_gf4_a0 = {
        .fw_name = IWX_MA_B_GF4_A_FW,
        .pnvm_name = IWX_MA_B_GF4_A_PNVM,
};

const struct iwx_device_cfg iwx_cfg_ma_a0_fm_a0 = {
        .fw_name = IWX_MA_A_FM_A_FW,
        .pnvm_name = IWX_MA_A_FM_A_PNVM,
};

#define IWX_CFG_ANY (~0)

#define IWX_CFG_MAC_TYPE_QU             0x33
#define IWX_CFG_MAC_TYPE_QUZ            0x35
#define IWX_CFG_MAC_TYPE_QNJ            0x36
#define IWX_CFG_MAC_TYPE_SO             0x37
#define IWX_CFG_MAC_TYPE_SNJ            0x42
#define IWX_CFG_MAC_TYPE_SOF            0x43
#define IWX_CFG_MAC_TYPE_MA             0x44
#define IWX_CFG_MAC_TYPE_BZ             0x46
#define IWX_CFG_MAC_TYPE_GL             0x47

#define IWX_CFG_RF_TYPE_JF2             0x105
#define IWX_CFG_RF_TYPE_JF1             0x108
#define IWX_CFG_RF_TYPE_HR2             0x10a
#define IWX_CFG_RF_TYPE_HR1             0x10c
#define IWX_CFG_RF_TYPE_GF              0x10d
#define IWX_CFG_RF_TYPE_MR              0x110
#define IWX_CFG_RF_TYPE_MS              0x111
#define IWX_CFG_RF_TYPE_FM              0x112

#define IWX_CFG_RF_ID_JF                0x3
#define IWX_CFG_RF_ID_JF1               0x6
#define IWX_CFG_RF_ID_JF1_DIV           0xa

#define IWX_CFG_NO_160                  0x1
#define IWX_CFG_160                     0x0

#define IWX_CFG_CORES_BT                0x0

#define IWX_CFG_NO_CDB                  0x0
#define IWX_CFG_CDB                     0x1

#define IWX_SUBDEVICE_RF_ID(subdevice)  ((uint16_t)((subdevice) & 0x00f0) >> 4)
#define IWX_SUBDEVICE_NO_160(subdevice) ((uint16_t)((subdevice) & 0x0200) >> 9)
#define IWX_SUBDEVICE_CORES(subdevice)  ((uint16_t)((subdevice) & 0x1c00) >> 10)

struct iwx_softc {
#ifdef __FreeBSD_version
        device_t sc_dev;
#else
        struct device sc_dev;
#endif
        struct ieee80211com sc_ic;
        int (*sc_newstate)(struct ieee80211com *, enum ieee80211_state, int);
        int sc_newstate_pending;
        int attached;

        struct task             init_task; /* NB: not reference-counted */
        struct refcnt           task_refs;
        struct task             newstate_task;
        enum ieee80211_state    ns_nstate;
        int                     ns_arg;

        int                     deauth_sent;

        /* Task for firmware BlockAck setup/teardown and its arguments. */
        struct task             ba_task;
        struct iwx_ba_task_data ba_rx;
        struct iwx_ba_task_data ba_tx;

        /* Task for setting encryption keys and its arguments. */
        struct task             setkey_task;
        /*
         * At present we need to process at most three keys at once:
         * Our pairwise key, a group key, and an integrity group key.
         * When hostap mode is implemented this array needs to grow or
         * it might become a bottleneck for associations that occur at
         * roughly the same time.
         */
        struct iwx_setkey_task_arg setkey_arg[3];
        int setkey_cur;
        int setkey_tail;
        int setkey_nkeys;

        /* Task for ERP/HT prot/slot-time/EDCA updates. */
        struct task             mac_ctxt_task;

        /* Task for HT 20/40 MHz channel width updates. */
        struct task             phy_ctxt_task;

        bus_space_tag_t sc_st;
        bus_space_handle_t sc_sh;
        bus_size_t sc_sz;
        bus_dma_tag_t sc_dmat;
        pci_product_id_t sc_pid;
#ifndef __FreeBSD_version
        pci_chipset_tag_t sc_pct;
        pcitag_t sc_pcitag;
#endif
        const void *sc_ih;
        int sc_msix;

        /* TX/RX rings. */
        struct iwx_tx_ring txq[IWX_NUM_TX_QUEUES];
        struct iwx_rx_ring rxq;
        int qfullmsk;
        int qenablemsk;
        int first_data_qid;
        int aggqid[IEEE80211_NUM_TID];
        int max_tfd_queue_size;

        int sc_sf_state;

        /* ICT table. */
        struct iwx_dma_info     ict_dma;
        int                     ict_cur;

        int sc_hw_rev;
#define IWX_SILICON_A_STEP      0
#define IWX_SILICON_B_STEP      1
#define IWX_SILICON_C_STEP      2
#define IWX_SILICON_Z_STEP      0xf
        int sc_hw_id;
        int sc_hw_rf_id;
        int sc_device_family;
#define IWX_DEVICE_FAMILY_22000 1
#define IWX_DEVICE_FAMILY_AX210 2
        uint32_t sc_sku_id[3];
        uint32_t mac_addr_from_csr;

        struct iwx_dma_info ctxt_info_dma;
        struct iwx_self_init_dram init_dram;
        struct iwx_dma_info prph_scratch_dma;
        struct iwx_dma_info prph_info_dma;
        struct iwx_dma_info iml_dma;
        struct iwx_dma_info pnvm_dma;
        struct iwx_dma_info pnvm_seg_dma[IWX_MAX_DRAM_ENTRY];
        uint32_t pnvm_size;
        int pnvm_segs;
        uint32_t sc_pnvm_ver;

        int sc_fw_chunk_done;
        int sc_init_complete;
#define IWX_INIT_COMPLETE       0x01
#define IWX_CALIB_COMPLETE      0x02
#define IWX_PNVM_COMPLETE       0x04

        struct iwx_ucode_status sc_uc;
        char sc_fwver[32];

        int sc_capaflags;
        int sc_capa_max_probe_len;
        int sc_capa_n_scan_channels;
        uint8_t sc_ucode_api[howmany(IWX_NUM_UCODE_TLV_API, NBBY)];
        uint8_t sc_enabled_capa[howmany(IWX_NUM_UCODE_TLV_CAPA, NBBY)];
#define IWX_MAX_FW_CMD_VERSIONS 704
        struct iwx_fw_cmd_version cmd_versions[IWX_MAX_FW_CMD_VERSIONS];
        int n_cmd_versions;
        int sc_rate_n_flags_version;
        int sc_use_mld_api;

        int sc_intmask;
        int sc_flags;

        uint32_t sc_fh_init_mask;
        uint32_t sc_hw_init_mask;
        uint32_t sc_fh_mask;
        uint32_t sc_hw_mask;

        int sc_generation;

        struct rwlock ioctl_rwl;

        int sc_cap_off; /* PCIe caps */

        const char *sc_fwname;
        struct iwx_fw_info sc_fw;
        struct iwx_dma_info fw_mon;
        int sc_fw_phy_config;
        struct iwx_tlv_calib_ctrl sc_default_calib[IWX_UCODE_TYPE_MAX];

        struct iwx_nvm_data sc_nvm;
        struct iwx_bf_data sc_bf;
        const char *sc_pnvm_name;

        int sc_tx_timer[IWX_NUM_TX_QUEUES];
        int sc_rx_ba_sessions;

        struct task bgscan_done_task;
        struct ieee80211_node_switch_bss_arg *bgscan_unref_arg;
        size_t  bgscan_unref_arg_size;

        int sc_scan_last_antenna;

        int sc_staid;
        int sc_nodecolor;

        uint8_t *sc_cmd_resp_pkt[IWX_TX_RING_COUNT];
        size_t sc_cmd_resp_len[IWX_TX_RING_COUNT];
        int sc_nic_locks;

        struct taskq *sc_nswq;

        struct iwx_rx_phy_info sc_last_phy_info;
        int sc_ampdu_ref;
        struct iwx_rxba_data sc_rxba_data[IWX_MAX_BAID];

        uint32_t sc_time_event_uid;

        /* phy contexts.  we only use the first one */
        struct iwx_phy_ctxt sc_phyctxt[IWX_NUM_PHY_CTX];

        struct iwx_notif_statistics sc_stats;
        int sc_noise;

        int sc_pm_support;
        int sc_ltr_enabled;

        int sc_integrated;
        int sc_tx_with_siso_diversity;
        int sc_max_tfd_queue_size;
        int sc_ltr_delay;
        int sc_xtal_latency;
        int sc_low_latency_xtal;
        int sc_uhb_supported;
        int sc_umac_prph_offset;
        int sc_imr_enabled;

#if NBPFILTER > 0
        caddr_t                 sc_drvbpf;

        union {
                struct iwx_rx_radiotap_header th;
                uint8_t pad[IEEE80211_RADIOTAP_HDRLEN];
        } sc_rxtapu;
#define sc_rxtap        sc_rxtapu.th
        int                     sc_rxtap_len;

        union {
                struct iwx_tx_radiotap_header th;
                uint8_t pad[IEEE80211_RADIOTAP_HDRLEN];
        } sc_txtapu;
#define sc_txtap        sc_txtapu.th
        int                     sc_txtap_len;
#endif
};

struct iwx_node {
        struct ieee80211_node in_ni;
        struct iwx_phy_ctxt *in_phyctxt;
        uint8_t in_macaddr[ETHER_ADDR_LEN];

        uint16_t in_id;
        uint16_t in_color;

        struct iwx_rxq_dup_data dup_data;

        int in_flags;
#define IWX_NODE_FLAG_HAVE_PAIRWISE_KEY         0x01
#define IWX_NODE_FLAG_HAVE_GROUP_KEY            0x02
#define IWX_NODE_FLAG_HAVE_INTEGRITY_GROUP_KEY  0x04
};

#define IWX_STATION_ID 0
#define IWX_AUX_STA_ID 1
#define IWX_MONITOR_STA_ID 2

#define IWX_ICT_SIZE            4096
#define IWX_ICT_COUNT           (IWX_ICT_SIZE / sizeof (uint32_t))
#define IWX_ICT_PADDR_SHIFT     12