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2024-03-25 edb30157bad0c0001c32b854271ace01d3b9a16a
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/**
 ******************************************************************************
 *
 * @file rwnx_compat.h
 *
 * Ensure driver compilation for linux 3.16 to 3.19
 *
 * To avoid too many #if LINUX_VERSION_CODE if the code, when prototype change
 * between different kernel version:
 * - For external function, define a macro whose name is the function name with
 *   _compat suffix and prototype (actually the number of parameter) of the
 *   latest version. Then latest version this macro simply call the function
 *   and for older kernel version it call the function adapting the api.
 * - For internal function (e.g. cfg80211_ops) do the same but the macro name
 *   doesn't need to have the _compat suffix when the function is not used
 *   directly by the driver
 *
 * Copyright (C) RivieraWaves 2018
 *
 ******************************************************************************
 */
#ifndef _RWNX_COMPAT_H_
#define _RWNX_COMPAT_H_
#include <linux/version.h>
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
#error "Minimum kernel version supported is 3.10"
#endif
 
/* Generic */
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0)
#define __bf_shf(x) (__builtin_ffsll(x) - 1)
#define FIELD_PREP(_mask, _val) \
   (((typeof(_mask))(_val) << __bf_shf(_mask)) & (_mask))
#else
#include <linux/bitfield.h>
#endif
 
/* CFG80211 */
 
#ifdef ANDROID_PLATFORM
#define HIGH_KERNEL_VERSION KERNEL_VERSION(5, 15, 41)
#else
#define HIGH_KERNEL_VERSION KERNEL_VERSION(6, 0, 0)
#endif
 
 
#if LINUX_VERSION_CODE >= HIGH_KERNEL_VERSION
#define IEEE80211_MAX_AMPDU_BUF                             IEEE80211_MAX_AMPDU_BUF_HE
#define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMER_FB         IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB
#define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMER_FB         IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB
#define IEEE80211_HE_PHY_CAP3_RX_HE_MU_PPDU_FROM_NON_AP_STA IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU
#endif
 
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 20, 0)
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK IEEE80211_HE_MAC_CAP3_MAX_A_AMPDU_LEN_EXP_MASK
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 19, 0)
#define IEEE80211_RADIOTAP_HE 23
#define IEEE80211_RADIOTAP_HE_MU 24
 
struct ieee80211_radiotap_he {
   __le16 data1, data2, data3, data4, data5, data6;
};
 
enum ieee80211_radiotap_he_bits {
   IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MASK        = 3,
   IEEE80211_RADIOTAP_HE_DATA1_FORMAT_SU        = 0,
   IEEE80211_RADIOTAP_HE_DATA1_FORMAT_EXT_SU    = 1,
   IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MU        = 2,
   IEEE80211_RADIOTAP_HE_DATA1_FORMAT_TRIG        = 3,
 
   IEEE80211_RADIOTAP_HE_DATA1_BSS_COLOR_KNOWN    = 0x0004,
   IEEE80211_RADIOTAP_HE_DATA1_BEAM_CHANGE_KNOWN    = 0x0008,
   IEEE80211_RADIOTAP_HE_DATA1_UL_DL_KNOWN        = 0x0010,
   IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN    = 0x0020,
   IEEE80211_RADIOTAP_HE_DATA1_DATA_DCM_KNOWN    = 0x0040,
   IEEE80211_RADIOTAP_HE_DATA1_CODING_KNOWN    = 0x0080,
   IEEE80211_RADIOTAP_HE_DATA1_LDPC_XSYMSEG_KNOWN    = 0x0100,
   IEEE80211_RADIOTAP_HE_DATA1_STBC_KNOWN        = 0x0200,
   IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE_KNOWN    = 0x0400,
   IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE2_KNOWN    = 0x0800,
   IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE3_KNOWN    = 0x1000,
   IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE4_KNOWN    = 0x2000,
   IEEE80211_RADIOTAP_HE_DATA1_BW_RU_ALLOC_KNOWN    = 0x4000,
   IEEE80211_RADIOTAP_HE_DATA1_DOPPLER_KNOWN    = 0x8000,
 
   IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_KNOWN    = 0x0001,
   IEEE80211_RADIOTAP_HE_DATA2_GI_KNOWN        = 0x0002,
   IEEE80211_RADIOTAP_HE_DATA2_NUM_LTF_SYMS_KNOWN    = 0x0004,
   IEEE80211_RADIOTAP_HE_DATA2_PRE_FEC_PAD_KNOWN    = 0x0008,
   IEEE80211_RADIOTAP_HE_DATA2_TXBF_KNOWN        = 0x0010,
   IEEE80211_RADIOTAP_HE_DATA2_PE_DISAMBIG_KNOWN    = 0x0020,
   IEEE80211_RADIOTAP_HE_DATA2_TXOP_KNOWN        = 0x0040,
   IEEE80211_RADIOTAP_HE_DATA2_MIDAMBLE_KNOWN    = 0x0080,
   IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET        = 0x3f00,
   IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET_KNOWN    = 0x4000,
   IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_SEC    = 0x8000,
 
   IEEE80211_RADIOTAP_HE_DATA3_BSS_COLOR        = 0x003f,
   IEEE80211_RADIOTAP_HE_DATA3_BEAM_CHANGE        = 0x0040,
   IEEE80211_RADIOTAP_HE_DATA3_UL_DL        = 0x0080,
   IEEE80211_RADIOTAP_HE_DATA3_DATA_MCS        = 0x0f00,
   IEEE80211_RADIOTAP_HE_DATA3_DATA_DCM        = 0x1000,
   IEEE80211_RADIOTAP_HE_DATA3_CODING        = 0x2000,
   IEEE80211_RADIOTAP_HE_DATA3_LDPC_XSYMSEG    = 0x4000,
   IEEE80211_RADIOTAP_HE_DATA3_STBC        = 0x8000,
 
   IEEE80211_RADIOTAP_HE_DATA4_SU_MU_SPTL_REUSE    = 0x000f,
   IEEE80211_RADIOTAP_HE_DATA4_MU_STA_ID        = 0x7ff0,
   IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE1    = 0x000f,
   IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE2    = 0x00f0,
   IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE3    = 0x0f00,
   IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE4    = 0xf000,
 
   IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC    = 0x000f,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_20MHZ    = 0,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_40MHZ    = 1,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_80MHZ    = 2,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_160MHZ    = 3,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_26T    = 4,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_52T    = 5,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_106T    = 6,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_242T    = 7,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_484T    = 8,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_996T    = 9,
       IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_2x996T    = 10,
 
   IEEE80211_RADIOTAP_HE_DATA5_GI            = 0x0030,
       IEEE80211_RADIOTAP_HE_DATA5_GI_0_8            = 0,
       IEEE80211_RADIOTAP_HE_DATA5_GI_1_6            = 1,
       IEEE80211_RADIOTAP_HE_DATA5_GI_3_2            = 2,
 
   IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE        = 0x00c0,
       IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_UNKNOWN        = 0,
       IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_1X            = 1,
       IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_2X            = 2,
       IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_4X            = 3,
   IEEE80211_RADIOTAP_HE_DATA5_NUM_LTF_SYMS    = 0x0700,
   IEEE80211_RADIOTAP_HE_DATA5_PRE_FEC_PAD        = 0x3000,
   IEEE80211_RADIOTAP_HE_DATA5_TXBF        = 0x4000,
   IEEE80211_RADIOTAP_HE_DATA5_PE_DISAMBIG        = 0x8000,
 
   IEEE80211_RADIOTAP_HE_DATA6_NSTS        = 0x000f,
   IEEE80211_RADIOTAP_HE_DATA6_DOPPLER        = 0x0010,
   IEEE80211_RADIOTAP_HE_DATA6_TXOP        = 0x7f00,
   IEEE80211_RADIOTAP_HE_DATA6_MIDAMBLE_PDCTY    = 0x8000,
};
 
struct ieee80211_radiotap_he_mu {
   __le16 flags1, flags2;
   u8 ru_ch1[4];
   u8 ru_ch2[4];
};
 
enum ieee80211_radiotap_he_mu_bits {
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS        = 0x000f,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS_KNOWN        = 0x0010,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM        = 0x0020,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM_KNOWN        = 0x0040,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_CTR_26T_RU_KNOWN    = 0x0080,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_RU_KNOWN        = 0x0100,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_RU_KNOWN        = 0x0200,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU_KNOWN    = 0x1000,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU        = 0x2000,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_COMP_KNOWN    = 0x4000,
   IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_SYMS_USERS_KNOWN    = 0x8000,
 
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW    = 0x0003,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_20MHZ    = 0x0000,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_40MHZ    = 0x0001,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_80MHZ    = 0x0002,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_160MHZ    = 0x0003,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_KNOWN    = 0x0004,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_COMP        = 0x0008,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_SYMS_USERS    = 0x00f0,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW    = 0x0300,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW_KNOWN = 0x0400,
   IEEE80211_RADIOTAP_HE_MU_FLAGS2_CH2_CTR_26T_RU        = 0x0800,
};
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0)
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 1, 0)
#define rwnx_cfg80211_add_iface(wiphy, name, name_assign_type, type, params) \
   rwnx_cfg80211_add_iface(wiphy, name, type, u32 *flags, params)
#else
#define rwnx_cfg80211_add_iface(wiphy, name, name_assign_type, type, params) \
   rwnx_cfg80211_add_iface(wiphy, name, name_assign_type, type, u32 *flags, params)
#endif
 
#define rwnx_cfg80211_change_iface(wiphy, dev, type, params) \
   rwnx_cfg80211_change_iface(wiphy, dev, type, u32 *flags, params)
 
#define CCFS0(vht) vht->center_freq_seg1_idx
#define CCFS1(vht) vht->center_freq_seg2_idx
 
#else
#define CCFS0(vht) vht->center_freq_seg0_idx
#define CCFS1(vht) vht->center_freq_seg1_idx
 
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
#define cfg80211_cqm_rssi_notify(dev, event, level, gfp) \
   cfg80211_cqm_rssi_notify(dev, event, gfp)
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0)
#define ieee80211_amsdu_to_8023s(skb, list, addr, iftype, extra_headroom, check_da, check_sa) \
   ieee80211_amsdu_to_8023s(skb, list, addr, iftype, extra_headroom, false)
#endif
 
#if LINUX_VERSION_CODE  < KERNEL_VERSION(4, 7, 0)
#define NUM_NL80211_BANDS IEEE80211_NUM_BANDS
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 2, 0)
#define cfg80211_disconnected(dev, reason, ie, len, local, gfp) \
   cfg80211_disconnected(dev, reason, ie, len, gfp)
#endif
 
#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 1, 0)) && !(defined CONFIG_VENDOR_RWNX)
#define ieee80211_chandef_to_operating_class(chan_def, op_class) 0
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 0, 0)
#define SURVEY_INFO_TIME          SURVEY_INFO_CHANNEL_TIME
#define SURVEY_INFO_TIME_BUSY     SURVEY_INFO_CHANNEL_TIME_BUSY
#define SURVEY_INFO_TIME_EXT_BUSY SURVEY_INFO_CHANNEL_TIME_EXT_BUSY
#define SURVEY_INFO_TIME_RX       SURVEY_INFO_CHANNEL_TIME_RX
#define SURVEY_INFO_TIME_TX       SURVEY_INFO_CHANNEL_TIME_TX
 
#define SURVEY_TIME(s) s->channel_time
#define SURVEY_TIME_BUSY(s) s->channel_time_busy
#else
#define SURVEY_TIME(s) s->time
#define SURVEY_TIME_BUSY(s) s->time_busy
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)
#define cfg80211_ch_switch_started_notify(dev, chandef, count)
 
#define WLAN_BSS_COEX_INFORMATION_REQUEST    BIT(0)
#define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING    BIT(2)
#define WLAN_EXT_CAPA4_TDLS_BUFFER_STA        BIT(4)
#define WLAN_EXT_CAPA4_TDLS_PEER_PSM        BIT(5)
#define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH        BIT(6)
#define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED    BIT(7)
#define NL80211_FEATURE_TDLS_CHANNEL_SWITCH     0
 
#define STA_TDLS_INITIATOR(sta) 0
 
#define REGULATORY_IGNORE_STALE_KICKOFF 0
#else
#define STA_TDLS_INITIATOR(sta) sta->tdls_initiator
#endif
 
 
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 18, 0)) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 12, 0))
#define cfg80211_rx_mgmt(wdev, freq, rssi, buf, len, flags)             \
   cfg80211_rx_mgmt(wdev, freq, rssi, buf, len, flags, GFP_ATOMIC)
#elif LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0)
#define cfg80211_rx_mgmt(wdev, freq, rssi, buf, len, flags)             \
   cfg80211_rx_mgmt(wdev, freq, rssi, buf, len, GFP_ATOMIC)
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
#if 0
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 15, 0)
#define rwnx_cfg80211_tdls_mgmt(wiphy, dev, peer, act, tok, status, peer_capability, initiator, buf, len) \
   rwnx_cfg80211_tdls_mgmt(wiphy, dev, peer, act, tok, status, peer_capability, buf, len)
#else
#define rwnx_cfg80211_tdls_mgmt(wiphy, dev, peer, act, tok, status, peer_capability, initiator, buf, len) \
   rwnx_cfg80211_tdls_mgmt(wiphy, dev, peer, act, tok, status, buf, len)
#endif
#endif
 
#include <linux/types.h>
 
struct ieee80211_wmm_ac_param {
   u8 aci_aifsn; /* AIFSN, ACM, ACI */
   u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
   __le16 txop_limit;
} __packed;
 
struct ieee80211_wmm_param_ie {
   u8 element_id; /* Element ID: 221 (0xdd); */
   u8 len; /* Length: 24 */
   /* required fields for WMM version 1 */
   u8 oui[3]; /* 00:50:f2 */
   u8 oui_type; /* 2 */
   u8 oui_subtype; /* 1 */
   u8 version; /* 1 for WMM version 1.0 */
   u8 qos_info; /* AP/STA specific QoS info */
   u8 reserved; /* 0 */
   /* AC_BE, AC_BK, AC_VI, AC_VO */
   struct ieee80211_wmm_ac_param ac[4];
} __packed;
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 19, 0)
enum {
   IEEE80211_HE_MCS_SUPPORT_0_7    = 0,
   IEEE80211_HE_MCS_SUPPORT_0_9    = 1,
   IEEE80211_HE_MCS_SUPPORT_0_11   = 2,
   IEEE80211_HE_MCS_NOT_SUPPORTED  = 3,
};
#endif
 
/* MAC80211 */
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 18, 0)
#define rwnx_ops_mgd_prepare_tx(hw, vif, duration) \
   rwnx_ops_mgd_prepare_tx(hw, vif)
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0)
 
#define RX_ENC_HT(s) (s->flag |= RX_FLAG_HT)
#define RX_ENC_HT_GF(s) (s->flag |= (RX_FLAG_HT | RX_FLAG_HT_GF))
#define RX_ENC_VHT(s) (s->flag |= RX_FLAG_HT)
#define RX_ENC_HE(s) (s->flag |= RX_FLAG_HT)
#define RX_ENC_FLAG_SHORT_GI(s) (s->flag |= RX_FLAG_SHORT_GI)
#define RX_ENC_FLAG_SHORT_PRE(s) (s->flag |= RX_FLAG_SHORTPRE)
#define RX_ENC_FLAG_LDPC(s) (s->flag |= RX_FLAG_LDPC)
#define RX_BW_40MHZ(s) (s->flag |= RX_FLAG_40MHZ)
#define RX_BW_80MHZ(s) (s->vht_flag |= RX_VHT_FLAG_80MHZ)
#define RX_BW_160MHZ(s) (s->vht_flag |= RX_VHT_FLAG_160MHZ)
#define RX_NSS(s) s->vht_nss
 
#else
#define RX_ENC_HT(s) (s->encoding = RX_ENC_HT)
#define RX_ENC_HT_GF(s) { s->encoding = RX_ENC_HT;      \
       s->enc_flags |= RX_ENC_FLAG_HT_GF; }
#define RX_ENC_VHT(s) (s->encoding = RX_ENC_VHT)
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 19, 0)
#define RX_ENC_HE(s) (s->encoding = RX_ENC_VHT)
#else
#define RX_ENC_HE(s) (s->encoding = RX_ENC_HE)
#endif
#define RX_ENC_FLAG_SHORT_GI(s) (s->enc_flags |= RX_ENC_FLAG_SHORT_GI)
#define RX_ENC_FLAG_SHORT_PRE(s) (s->enc_flags |= RX_ENC_FLAG_SHORTPRE)
#define RX_ENC_FLAG_LDPC(s) (s->enc_flags |= RX_ENC_FLAG_LDPC)
#define RX_BW_40MHZ(s) (s->bw = RATE_INFO_BW_40)
#define RX_BW_80MHZ(s) (s->bw = RATE_INFO_BW_80)
#define RX_BW_160MHZ(s) (s->bw = RATE_INFO_BW_160)
#define RX_NSS(s) s->nss
 
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
#define ieee80211_cqm_rssi_notify(vif, event, level, gfp) \
   ieee80211_cqm_rssi_notify(vif, event, gfp)
#endif
 
#ifndef CONFIG_VENDOR_RWNX_AMSDUS_TX
#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 4, 0))
#define rwnx_ops_ampdu_action(hw, vif, params) \
   rwnx_ops_ampdu_action(hw, vif, enum ieee80211_ampdu_mlme_action action, \
                         struct ieee80211_sta *sta, u16 tid, u16 *ssn, u8 buf_size)
#elif (LINUX_VERSION_CODE < KERNEL_VERSION(4, 6, 0))
#define rwnx_ops_ampdu_action(hw, vif, params) \
   rwnx_ops_ampdu_action(hw, vif, enum ieee80211_ampdu_mlme_action action, \
                         struct ieee80211_sta *sta, u16 tid, u16 *ssn, u8 buf_size, \
                         bool amsdu)
#endif
#endif /* CONFIG_VENDOR_RWNX_AMSDUS_TX */
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 2, 0)
#define IEEE80211_HW_SUPPORT_FAST_XMIT 0
#define ieee80211_hw_check(hw, feat) (hw->flags & IEEE80211_HW_##feat)
#define ieee80211_hw_set(hw, feat) {hw->flags |= IEEE80211_HW_##feat; }
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)
#define rwnx_ops_sw_scan_start(hw, vif, mac_addr) \
   rwnx_ops_sw_scan_start(hw)
#define rwnx_ops_sw_scan_complete(hw, vif) \
   rwnx_ops_sw_scan_complete(hw)
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
#define rwnx_ops_hw_scan(hw, vif, hw_req) \
   rwnx_ops_hw_scan(hw, vif, struct cfg80211_scan_request *req)
#endif
 
/* NET */
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0)
#define rwnx_select_queue(dev, skb, sb_dev) \
   rwnx_select_queue(dev, skb)
#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 19, 0)
#define rwnx_select_queue(dev, skb, sb_dev) \
   rwnx_select_queue(dev, skb, void *accel_priv, select_queue_fallback_t fallback)
#elif LINUX_VERSION_CODE < KERNEL_VERSION(5, 2, 0)
#define rwnx_select_queue(dev, skb, sb_dev) \
   rwnx_select_queue(dev, skb, sb_dev, select_queue_fallback_t fallback)
#else
#define rwnx_select_queue(dev, skb, sb_dev) \
   rwnx_select_queue(dev, skb, sb_dev)
#endif
 
#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !(defined CONFIG_VENDOR_RWNX)
#define sk_pacing_shift_update(sk, shift)
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
#define alloc_netdev_mqs(size, name, assign, setup, txqs, rxqs) \
   alloc_netdev_mqs(size, name, setup, txqs, rxqs)
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
#define NET_NAME_UNKNOWN 0
#endif
 
/* TRACE */
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 2, 0)
#define trace_print_symbols_seq ftrace_print_symbols_seq
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
#define trace_seq_buffer_ptr(p) (p->buffer + p->len)
#endif
 
/* TIME */
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0)
#define time64_to_tm(t, o, tm) time_to_tm((time_t)t, o, tm)
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)
#define ktime_get_real_seconds get_seconds
#endif
 
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
typedef __s64 time64_t;
#endif
 
#endif /* _RWNX_COMPAT_H_ */