diff --git a/sys/compat/linuxkpi/common/include/net/cfg80211.h b/sys/compat/linuxkpi/common/include/net/cfg80211.h index 56ca9a231d2d..7e57ce67cc26 100644 --- a/sys/compat/linuxkpi/common/include/net/cfg80211.h +++ b/sys/compat/linuxkpi/common/include/net/cfg80211.h @@ -1,1989 +1,2005 @@ /*- * Copyright (c) 2020-2023 The FreeBSD Foundation * Copyright (c) 2021-2022 Bjoern A. Zeeb * * This software was developed by Björn Zeeb under sponsorship from * the FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. */ #ifndef _LINUXKPI_NET_CFG80211_H #define _LINUXKPI_NET_CFG80211_H #include #include #include #include #include #include #include #include #include #include /* linux_80211.c */ extern int linuxkpi_debug_80211; #ifndef D80211_TODO #define D80211_TODO 0x1 #endif #ifndef D80211_IMPROVE #define D80211_IMPROVE 0x2 #endif #define TODO(...) if (linuxkpi_debug_80211 & D80211_TODO) \ printf("%s:%d: XXX LKPI80211 TODO\n", __func__, __LINE__) #define IMPROVE(...) if (linuxkpi_debug_80211 & D80211_IMPROVE) \ printf("%s:%d: XXX LKPI80211 IMPROVE\n", __func__, __LINE__) enum rfkill_hard_block_reasons { RFKILL_HARD_BLOCK_NOT_OWNER = BIT(0), }; #define WIPHY_PARAM_FRAG_THRESHOLD __LINE__ /* TODO FIXME brcmfmac */ #define WIPHY_PARAM_RETRY_LONG __LINE__ /* TODO FIXME brcmfmac */ #define WIPHY_PARAM_RETRY_SHORT __LINE__ /* TODO FIXME brcmfmac */ #define WIPHY_PARAM_RTS_THRESHOLD __LINE__ /* TODO FIXME brcmfmac */ #define CFG80211_SIGNAL_TYPE_MBM __LINE__ /* TODO FIXME brcmfmac */ #define UPDATE_ASSOC_IES 1 #define IEEE80211_MAX_CHAINS 4 /* net80211: IEEE80211_MAX_CHAINS copied */ enum cfg80211_rate_info_flags { RATE_INFO_FLAGS_MCS = BIT(0), RATE_INFO_FLAGS_VHT_MCS = BIT(1), RATE_INFO_FLAGS_SHORT_GI = BIT(2), RATE_INFO_FLAGS_HE_MCS = BIT(4), RATE_INFO_FLAGS_EHT_MCS = BIT(7), /* Max 8 bits as used in struct rate_info. */ }; extern const uint8_t rfc1042_header[6]; extern const uint8_t bridge_tunnel_header[6]; enum ieee80211_privacy { IEEE80211_PRIVACY_ANY, }; enum ieee80211_bss_type { IEEE80211_BSS_TYPE_ANY, }; enum cfg80211_bss_frame_type { CFG80211_BSS_FTYPE_UNKNOWN, CFG80211_BSS_FTYPE_BEACON, CFG80211_BSS_FTYPE_PRESP, }; enum ieee80211_channel_flags { IEEE80211_CHAN_DISABLED = BIT(0), IEEE80211_CHAN_INDOOR_ONLY = BIT(1), IEEE80211_CHAN_IR_CONCURRENT = BIT(2), IEEE80211_CHAN_RADAR = BIT(3), IEEE80211_CHAN_NO_IR = BIT(4), IEEE80211_CHAN_NO_HT40MINUS = BIT(5), IEEE80211_CHAN_NO_HT40PLUS = BIT(6), IEEE80211_CHAN_NO_80MHZ = BIT(7), IEEE80211_CHAN_NO_160MHZ = BIT(8), IEEE80211_CHAN_NO_OFDM = BIT(9), }; #define IEEE80211_CHAN_NO_HT40 (IEEE80211_CHAN_NO_HT40MINUS|IEEE80211_CHAN_NO_HT40PLUS) struct ieee80211_txrx_stypes { uint16_t tx; uint16_t rx; }; /* XXX net80211 has an ieee80211_channel as well. */ struct linuxkpi_ieee80211_channel { /* TODO FIXME */ uint32_t hw_value; /* ic_ieee */ uint32_t center_freq; /* ic_freq */ enum ieee80211_channel_flags flags; /* ic_flags */ enum nl80211_band band; int8_t max_power; /* ic_maxpower */ bool beacon_found; int max_antenna_gain, max_reg_power; int orig_flags; int dfs_cac_ms, dfs_state; int orig_mpwr; }; struct cfg80211_bitrate_mask { /* TODO FIXME */ struct { uint32_t legacy; uint8_t ht_mcs[IEEE80211_HT_MCS_MASK_LEN]; uint16_t vht_mcs[8]; uint16_t he_mcs[8]; enum nl80211_txrate_gi gi; enum nl80211_he_gi he_gi; uint8_t he_ltf; /* XXX enum? */ } control[NUM_NL80211_BANDS]; }; enum rate_info_bw { RATE_INFO_BW_20 = 0, RATE_INFO_BW_5, RATE_INFO_BW_10, RATE_INFO_BW_40, RATE_INFO_BW_80, RATE_INFO_BW_160, RATE_INFO_BW_HE_RU, RATE_INFO_BW_320, RATE_INFO_BW_EHT_RU, }; struct rate_info { uint8_t flags; /* enum cfg80211_rate_info_flags */ uint8_t bw; uint16_t legacy; uint8_t mcs; uint8_t nss; uint8_t he_dcm; uint8_t he_gi; uint8_t he_ru_alloc; uint8_t eht_gi; }; struct ieee80211_rate { /* TODO FIXME */ uint32_t bitrate; uint32_t hw_value; uint32_t hw_value_short; uint32_t flags; }; struct ieee80211_sta_ht_cap { bool ht_supported; uint8_t ampdu_density; uint8_t ampdu_factor; uint16_t cap; struct ieee80211_mcs_info mcs; }; /* XXX net80211 calls these IEEE80211_VHTCAP_* */ #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000 /* IEEE80211_VHTCAP_MAX_MPDU_LENGTH_3895 */ #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001 /* IEEE80211_VHTCAP_MAX_MPDU_LENGTH_7991 */ #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002 /* IEEE80211_VHTCAP_MAX_MPDU_LENGTH_11454 */ #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003 /* IEEE80211_VHTCAP_MAX_MPDU_MASK */ #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160MHZ << IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK_S) #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160_80P80MHZ << IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK_S) #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000c /* IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK */ #define IEEE80211_VHT_CAP_RXLDPC 0x00000010 /* IEEE80211_VHTCAP_RXLDPC */ #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020 /* IEEE80211_VHTCAP_SHORT_GI_80 */ #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040 /* IEEE80211_VHTCAP_SHORT_GI_160 */ #define IEEE80211_VHT_CAP_TXSTBC 0x00000080 /* IEEE80211_VHTCAP_TXSTBC */ #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100 /* IEEE80211_VHTCAP_RXSTBC_1 */ #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700 /* IEEE80211_VHTCAP_RXSTBC_MASK */ #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800 /* IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE */ #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000 /* IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE */ #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000 /* IEEE80211_VHTCAP_MU_BEAMFORMER_CAPABLE */ #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000 /* IEEE80211_VHTCAP_MU_BEAMFORMEE_CAPABLE */ #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13 /* IEEE80211_VHTCAP_BEAMFORMEE_STS_SHIFT */ #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT) /* IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK */ #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000 /* IEEE80211_VHTCAP_HTC_VHT */ #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000 /* IEEE80211_VHTCAP_RX_ANTENNA_PATTERN */ #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000 /* IEEE80211_VHTCAP_TX_ANTENNA_PATTERN */ #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000 /* IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB */ #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16 /* IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_SHIFT */ #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \ (7 << IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_SHIFT) /* IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK */ #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23 /* IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT */ #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \ (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT) /* IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK */ #define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000 struct ieee80211_sta_vht_cap { /* TODO FIXME */ bool vht_supported; uint32_t cap; struct ieee80211_vht_mcs_info vht_mcs; }; enum ieee80211_vht_opmode { IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4, }; struct cfg80211_connect_resp_params { /* XXX TODO */ uint8_t *bssid; const uint8_t *req_ie; const uint8_t *resp_ie; uint32_t req_ie_len; uint32_t resp_ie_len; int status; }; struct cfg80211_inform_bss { /* XXX TODO */ int boottime_ns, scan_width, signal; struct linuxkpi_ieee80211_channel *chan; }; struct cfg80211_roam_info { /* XXX TODO */ uint8_t *bssid; const uint8_t *req_ie; const uint8_t *resp_ie; uint32_t req_ie_len; uint32_t resp_ie_len; struct linuxkpi_ieee80211_channel *channel; }; struct cfg80211_bss_ies { uint8_t *data; size_t len; }; struct cfg80211_bss { /* XXX TODO */ struct cfg80211_bss_ies *ies; }; struct cfg80211_chan_def { /* XXX TODO */ struct linuxkpi_ieee80211_channel *chan; enum nl80211_chan_width width; uint32_t center_freq1; uint32_t center_freq2; }; struct cfg80211_ftm_responder_stats { /* XXX TODO */ int asap_num, failed_num, filled, non_asap_num, out_of_window_triggers_num, partial_num, reschedule_requests_num, success_num, total_duration_ms, unknown_triggers_num; }; struct cfg80211_pmsr_capabilities { /* XXX TODO */ int max_peers, randomize_mac_addr, report_ap_tsf; struct { int asap, bandwidths, max_bursts_exponent, max_ftms_per_burst, non_asap, non_trigger_based, preambles, request_civicloc, request_lci, supported, trigger_based; } ftm; }; struct cfg80211_pmsr_ftm_request { /* XXX TODO */ int asap, burst_period, ftmr_retries, ftms_per_burst, non_trigger_based, num_bursts_exp, request_civicloc, request_lci, trigger_based; uint8_t bss_color; bool lmr_feedback; }; struct cfg80211_pmsr_request_peer { /* XXX TODO */ struct cfg80211_chan_def chandef; struct cfg80211_pmsr_ftm_request ftm; uint8_t addr[ETH_ALEN]; int report_ap_tsf; }; struct cfg80211_pmsr_request { /* XXX TODO */ int cookie, n_peers, timeout; uint8_t mac_addr[ETH_ALEN], mac_addr_mask[ETH_ALEN]; struct cfg80211_pmsr_request_peer peers[]; }; struct cfg80211_pmsr_ftm_result { /* XXX TODO */ int burst_index, busy_retry_time, failure_reason; int num_ftmr_successes, rssi_avg, rssi_avg_valid, rssi_spread, rssi_spread_valid, rtt_avg, rtt_avg_valid, rtt_spread, rtt_spread_valid, rtt_variance, rtt_variance_valid; uint8_t *lci; uint8_t *civicloc; int lci_len; int civicloc_len; }; struct cfg80211_pmsr_result { /* XXX TODO */ int ap_tsf, ap_tsf_valid, final, host_time, status, type; uint8_t addr[ETH_ALEN]; struct cfg80211_pmsr_ftm_result ftm; }; struct cfg80211_sar_freq_ranges { uint32_t start_freq; uint32_t end_freq; }; struct cfg80211_sar_sub_specs { uint32_t freq_range_index; int power; }; struct cfg80211_sar_specs { enum nl80211_sar_type type; uint32_t num_sub_specs; struct cfg80211_sar_sub_specs sub_specs[]; }; struct cfg80211_sar_capa { enum nl80211_sar_type type; uint32_t num_freq_ranges; const struct cfg80211_sar_freq_ranges *freq_ranges; }; struct cfg80211_ssid { int ssid_len; uint8_t ssid[IEEE80211_MAX_SSID_LEN]; }; struct cfg80211_scan_6ghz_params { /* XXX TODO */ uint8_t *bssid; int channel_idx, psc_no_listen, short_ssid, short_ssid_valid, unsolicited_probe, psd_20; }; struct cfg80211_match_set { uint8_t bssid[ETH_ALEN]; struct cfg80211_ssid ssid; int rssi_thold; }; struct cfg80211_scan_request { /* XXX TODO */ int duration, duration_mandatory, flags; bool no_cck; bool scan_6ghz; struct wireless_dev *wdev; struct wiphy *wiphy; int ie_len; uint8_t *ie; uint8_t mac_addr[ETH_ALEN], mac_addr_mask[ETH_ALEN]; uint8_t bssid[ETH_ALEN]; int n_ssids; int n_6ghz_params; int n_channels; struct cfg80211_ssid *ssids; struct cfg80211_scan_6ghz_params *scan_6ghz_params; struct linuxkpi_ieee80211_channel *channels[0]; }; struct cfg80211_sched_scan_plan { /* XXX TODO */ int interval, iterations; }; struct cfg80211_sched_scan_request { /* XXX TODO */ int delay, flags; uint8_t mac_addr[ETH_ALEN], mac_addr_mask[ETH_ALEN]; uint64_t reqid; int n_match_sets; int n_scan_plans; int n_ssids; int n_channels; int ie_len; uint8_t *ie; struct cfg80211_match_set *match_sets; struct cfg80211_sched_scan_plan *scan_plans; struct cfg80211_ssid *ssids; struct linuxkpi_ieee80211_channel *channels[0]; }; struct cfg80211_scan_info { uint64_t scan_start_tsf; uint8_t tsf_bssid[ETH_ALEN]; bool aborted; }; struct cfg80211_beacon_data { /* XXX TODO */ const uint8_t *head; const uint8_t *tail; uint32_t head_len; uint32_t tail_len; const uint8_t *proberesp_ies; const uint8_t *assocresp_ies; uint32_t proberesp_ies_len; uint32_t assocresp_ies_len; }; struct cfg80211_ap_settings { /* XXX TODO */ int auth_type, beacon_interval, dtim_period, hidden_ssid, inactivity_timeout; const uint8_t *ssid; size_t ssid_len; struct cfg80211_beacon_data beacon; struct cfg80211_chan_def chandef; }; struct cfg80211_bss_selection { /* XXX TODO */ enum nl80211_bss_select_attr behaviour; union { enum nl80211_band band_pref; struct { enum nl80211_band band; uint8_t delta; } adjust; } param; }; struct cfg80211_crypto { /* XXX made up name */ /* XXX TODO */ enum nl80211_wpa_versions wpa_versions; uint32_t cipher_group; /* WLAN_CIPHER_SUITE_* */ uint32_t *akm_suites; uint32_t *ciphers_pairwise; const uint8_t *sae_pwd; const uint8_t *psk; int n_akm_suites; int n_ciphers_pairwise; int sae_pwd_len; }; struct cfg80211_connect_params { /* XXX TODO */ struct linuxkpi_ieee80211_channel *channel; uint8_t *bssid; const uint8_t *ie; const uint8_t *ssid; uint32_t ie_len; uint32_t ssid_len; const void *key; uint32_t key_len; int auth_type, key_idx, privacy, want_1x; struct cfg80211_bss_selection bss_select; struct cfg80211_crypto crypto; }; enum bss_param_flags { /* Used as bitflags. XXX FIXME values? */ BSS_PARAM_FLAGS_CTS_PROT = 0x01, BSS_PARAM_FLAGS_SHORT_PREAMBLE = 0x02, BSS_PARAM_FLAGS_SHORT_SLOT_TIME = 0x04, }; struct cfg80211_ibss_params { /* XXX TODO */ int basic_rates, beacon_interval; int channel_fixed, ie, ie_len, privacy; int dtim_period; uint8_t *ssid; uint8_t *bssid; int ssid_len; struct cfg80211_chan_def chandef; enum bss_param_flags flags; }; struct cfg80211_mgmt_tx_params { /* XXX TODO */ struct linuxkpi_ieee80211_channel *chan; const uint8_t *buf; size_t len; int wait; }; struct cfg80211_pmk_conf { /* XXX TODO */ const uint8_t *pmk; uint8_t pmk_len; }; struct cfg80211_pmksa { /* XXX TODO */ const uint8_t *bssid; const uint8_t *pmkid; }; struct station_del_parameters { /* XXX TODO */ const uint8_t *mac; uint32_t reason_code; /* elsewhere uint16_t? */ }; struct station_info { /* TODO FIXME */ int assoc_req_ies_len, connected_time; int generation, inactive_time, rx_bytes, rx_dropped_misc, rx_packets, signal, tx_bytes, tx_packets; int filled, rx_beacon, rx_beacon_signal_avg, signal_avg; int rx_duration, tx_duration, tx_failed, tx_retries; int ack_signal, avg_ack_signal; int chains; uint8_t chain_signal[IEEE80211_MAX_CHAINS]; uint8_t chain_signal_avg[IEEE80211_MAX_CHAINS]; uint8_t *assoc_req_ies; struct rate_info rxrate; struct rate_info txrate; struct cfg80211_ibss_params bss_param; struct nl80211_sta_flag_update sta_flags; }; struct station_parameters { /* XXX TODO */ int sta_flags_mask, sta_flags_set; }; struct key_params { /* XXX TODO */ const uint8_t *key; const uint8_t *seq; int key_len; int seq_len; uint32_t cipher; /* WLAN_CIPHER_SUITE_* */ }; struct mgmt_frame_regs { /* XXX TODO */ int interface_stypes; }; struct vif_params { /* XXX TODO */ uint8_t macaddr[ETH_ALEN]; }; /* That the world needs so many different structs for this is amazing. */ struct mac_address { uint8_t addr[ETH_ALEN]; }; struct ieee80211_reg_rule { /* TODO FIXME */ uint32_t flags; int dfs_cac_ms; struct freq_range { int start_freq_khz; int end_freq_khz; int max_bandwidth_khz; } freq_range; struct power_rule { int max_antenna_gain; int max_eirp; } power_rule; }; struct linuxkpi_ieee80211_regdomain { /* TODO FIXME */ uint8_t alpha2[2]; int dfs_region; int n_reg_rules; struct ieee80211_reg_rule reg_rules[]; }; /* XXX-BZ this are insensible values probably ... */ #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x1 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x2 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x4 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x1 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x2 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x4 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x8 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x1 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x2 #define IEEE80211_HE_MAC_CAP2_BSR 0x4 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x8 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x20 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40 #define IEEE80211_HE_MAC_CAP2_TRS 0x80 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18 #define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80 #define IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU 0x1 #define IEEE80211_HE_MAC_CAP4_BQR 0x2 #define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x4 #define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x8 #define IEEE80211_HE_MAC_CAP4_OPS 0x10 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x20 #define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x1 #define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x2 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x4 #define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x8 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x10 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x20 #define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40 #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x80 #define IEEE80211_HE_MCS_NOT_SUPPORTED 0x0 #define IEEE80211_HE_MCS_SUPPORT_0_7 0x1 #define IEEE80211_HE_MCS_SUPPORT_0_9 0x2 #define IEEE80211_HE_MCS_SUPPORT_0_11 0x4 #define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x01 #define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x02 #define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x04 #define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x08 #define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x10 #define IEEE80211_HE_6GHZ_CAP_SM_PS 0x20 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x1 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x2 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x4 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x8 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x10 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x20 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0x40 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL 0xff #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x1 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x2 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x4 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x8 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x10 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x1 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x2 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x4 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x8 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x20 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x1 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x2 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x4 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x8 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x10 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x20 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x40 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x80 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x10 #define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x20 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x40 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x80 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x80 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x80 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x80 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x80 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0x2 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x4 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x8 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x10 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x20 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0x40 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x80 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x1 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x2 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x4 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x8 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x10 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x20 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x1 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMER_FB 0x2 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMER_FB 0x4 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x8 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x20 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x40 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x80 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x80 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x80 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x80 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x1 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x2 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x4 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x6 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_AR 0x8 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x10 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x20 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40 #define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x80 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x1 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x2 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x4 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x8 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x10 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x18 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0x20 #define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0x28 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x40 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x80 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x1 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x4 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0x8 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x10 #define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 0x0 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x20 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x4 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x8 #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x10 #define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x20 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x40 #define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x1 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x1 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 0x2 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x4 #define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED 0x01 #define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED 0x02 #define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT 0x04 #define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT 0x08 #define IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS 0x01 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454 0x02 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK 0x03 #define IEEE80211_EHT_MAC_CAP0_OM_CONTROL 0x04 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 0x05 #define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2 0x06 #define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991 0x07 #define IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK 0x01 #define IEEE80211_EHT_MCS_NSS_RX 0x01 #define IEEE80211_EHT_MCS_NSS_TX 0x02 #define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ 0x01 #define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ 0x02 #define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK 0x03 #define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI 0x04 #define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO 0x05 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE 0x06 #define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER 0x07 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK 0x01 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK 0x02 #define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK 0x03 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK 0x01 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK 0x02 #define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK 0x03 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK 0x01 #define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK 0x02 #define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK 0x03 #define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK 0x04 #define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK 0x05 #define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK 0x06 #define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK 0x07 #define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK 0x08 #define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI 0x01 #define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO 0x02 #define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP 0x03 #define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK 0x04 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US 0x01 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US 0x02 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US 0x03 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US 0x04 #define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK 0x05 #define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK 0x06 #define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT 0x07 #define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP 0x08 #define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP 0x09 #define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK 0x0a #define IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF 0x0b #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP 0x01 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK 0x02 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK 0x03 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ 0x01 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ 0x02 #define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ 0x03 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ 0x04 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ 0x05 #define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ 0x06 #define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA 0x01 #define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA 0x02 #define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE 0x01 #define IEEE80211_EHT_PPE_THRES_NSS_MASK 0x02 #define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK 0x03 #define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE 0x04 #define IEEE80211_EML_CAP_EMLSR_SUPP 0x01 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT 0x02 #define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU 0x04 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY 0x08 #define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US 0x10 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY 0x20 #define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US 0x40 #define VENDOR_CMD_RAW_DATA (void *)(uintptr_t)(-ENOENT) struct ieee80211_he_cap_elem { u8 mac_cap_info[6]; u8 phy_cap_info[11]; } __packed; struct ieee80211_he_mcs_nss_supp { /* TODO FIXME */ uint32_t rx_mcs_80; uint32_t tx_mcs_80; uint32_t rx_mcs_160; uint32_t tx_mcs_160; uint32_t rx_mcs_80p80; uint32_t tx_mcs_80p80; }; #define IEEE80211_STA_HE_CAP_PPE_THRES_MAX 32 struct ieee80211_sta_he_cap { /* TODO FIXME */ int has_he; struct ieee80211_he_cap_elem he_cap_elem; struct ieee80211_he_mcs_nss_supp he_mcs_nss_supp; uint8_t ppe_thres[IEEE80211_STA_HE_CAP_PPE_THRES_MAX]; }; struct cfg80211_he_bss_color { int color, enabled; }; struct ieee80211_he_obss_pd { bool enable; uint8_t min_offset; uint8_t max_offset; uint8_t non_srg_max_offset; uint8_t sr_ctrl; uint8_t bss_color_bitmap[8]; uint8_t partial_bssid_bitmap[8]; }; struct ieee80211_sta_he_6ghz_capa { /* TODO FIXME */ int capa; }; struct ieee80211_eht_mcs_nss_supp_20mhz_only { uint8_t rx_tx_mcs7_max_nss; uint8_t rx_tx_mcs9_max_nss; uint8_t rx_tx_mcs11_max_nss; uint8_t rx_tx_mcs13_max_nss; }; struct ieee80211_eht_mcs_nss_supp_bw { uint8_t rx_tx_mcs9_max_nss; uint8_t rx_tx_mcs11_max_nss; uint8_t rx_tx_mcs13_max_nss; }; struct ieee80211_eht_cap_elem_fixed { uint8_t mac_cap_info[2]; uint8_t phy_cap_info[9]; }; struct ieee80211_eht_mcs_nss_supp { /* TODO FIXME */ /* Can only have either or... */ 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; } bw; }; }; #define IEEE80211_STA_EHT_PPE_THRES_MAX 32 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; uint8_t eht_ppe_thres[IEEE80211_STA_EHT_PPE_THRES_MAX]; }; struct ieee80211_sband_iftype_data { /* TODO FIXME */ enum nl80211_iftype types_mask; struct ieee80211_sta_he_cap he_cap; struct ieee80211_sta_he_6ghz_capa he_6ghz_capa; struct ieee80211_sta_eht_cap eht_cap; struct { const uint8_t *data; size_t len; } vendor_elems; }; struct ieee80211_supported_band { /* TODO FIXME */ struct linuxkpi_ieee80211_channel *channels; struct ieee80211_rate *bitrates; struct ieee80211_sband_iftype_data *iftype_data; int n_channels; int n_bitrates; int n_iftype_data; enum nl80211_band band; struct ieee80211_sta_ht_cap ht_cap; struct ieee80211_sta_vht_cap vht_cap; }; struct cfg80211_pkt_pattern { /* XXX TODO */ uint8_t *mask; uint8_t *pattern; int pattern_len; int pkt_offset; }; struct cfg80211_wowlan_nd_match { /* XXX TODO */ struct cfg80211_ssid ssid; int n_channels; uint32_t channels[0]; /* freq! = ieee80211_channel_to_frequency() */ }; struct cfg80211_wowlan_nd_info { /* XXX TODO */ int n_matches; struct cfg80211_wowlan_nd_match *matches[0]; }; enum wiphy_wowlan_support_flags { WIPHY_WOWLAN_DISCONNECT, WIPHY_WOWLAN_GTK_REKEY_FAILURE, WIPHY_WOWLAN_MAGIC_PKT, WIPHY_WOWLAN_SUPPORTS_GTK_REKEY, WIPHY_WOWLAN_NET_DETECT, }; struct wiphy_wowlan_support { /* XXX TODO */ enum wiphy_wowlan_support_flags flags; int max_nd_match_sets, max_pkt_offset, n_patterns, pattern_max_len, pattern_min_len; }; struct cfg80211_wowlan_wakeup { /* XXX TODO */ uint16_t pattern_idx; bool disconnect; bool eap_identity_req; bool four_way_handshake; bool gtk_rekey_failure; bool magic_pkt; bool rfkill_release; bool tcp_connlost; bool tcp_nomoretokens; bool tcp_match; bool packet_80211; struct cfg80211_wowlan_nd_info *net_detect; uint8_t *packet; uint16_t packet_len; uint16_t packet_present_len; }; struct cfg80211_wowlan { /* XXX TODO */ int disconnect, gtk_rekey_failure, magic_pkt; int eap_identity_req, four_way_handshake, rfkill_release, tcp, any; int n_patterns; struct cfg80211_sched_scan_request *nd_config; struct cfg80211_pkt_pattern *patterns; }; struct cfg80211_gtk_rekey_data { /* XXX TODO */ const uint8_t *kck, *kek, *replay_ctr; uint32_t akm; uint8_t kck_len, kek_len; }; struct cfg80211_tid_cfg { /* XXX TODO */ int mask, noack, retry_long, rtscts, tids, amsdu, ampdu; enum nl80211_tx_rate_setting txrate_type; struct cfg80211_bitrate_mask txrate_mask; }; struct cfg80211_tid_config { /* XXX TODO */ int n_tid_conf; struct cfg80211_tid_cfg tid_conf[0]; }; struct ieee80211_iface_limit { /* TODO FIXME */ int max, types; }; struct ieee80211_iface_combination { /* TODO FIXME */ const struct ieee80211_iface_limit *limits; int n_limits; int max_interfaces, num_different_channels; int beacon_int_infra_match, beacon_int_min_gcd; int radar_detect_widths; }; struct iface_combination_params { int num_different_channels; int iftype_num[NUM_NL80211_IFTYPES]; }; struct regulatory_request { /* XXX TODO */ uint8_t alpha2[2]; enum environment_cap country_ie_env; int initiator, dfs_region; int user_reg_hint_type; }; struct cfg80211_set_hw_timestamp { const uint8_t *macaddr; bool enable; }; enum wiphy_vendor_cmd_need_flags { WIPHY_VENDOR_CMD_NEED_NETDEV = 0x01, WIPHY_VENDOR_CMD_NEED_RUNNING = 0x02, WIPHY_VENDOR_CMD_NEED_WDEV = 0x04, }; struct wiphy_vendor_command { struct { uint32_t vendor_id; uint32_t subcmd; }; uint32_t flags; void *policy; int (*doit)(struct wiphy *, struct wireless_dev *, const void *, int); }; struct wiphy_iftype_ext_capab { /* TODO FIXME */ enum nl80211_iftype iftype; const uint8_t *extended_capabilities; const uint8_t *extended_capabilities_mask; uint8_t extended_capabilities_len; uint16_t eml_capabilities; }; struct tid_config_support { /* TODO FIXME */ uint64_t vif; /* enum nl80211_tid_cfg_attr */ uint64_t peer; /* enum nl80211_tid_cfg_attr */ }; enum cfg80211_regulatory { REGULATORY_CUSTOM_REG = BIT(0), REGULATORY_STRICT_REG = BIT(1), REGULATORY_DISABLE_BEACON_HINTS = BIT(2), REGULATORY_ENABLE_RELAX_NO_IR = BIT(3), REGULATORY_WIPHY_SELF_MANAGED = BIT(4), REGULATORY_COUNTRY_IE_IGNORE = BIT(5), REGULATORY_COUNTRY_IE_FOLLOW_POWER = BIT(6), }; enum wiphy_flags { WIPHY_FLAG_AP_UAPSD = BIT(0), WIPHY_FLAG_HAS_CHANNEL_SWITCH = BIT(1), WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL = BIT(2), WIPHY_FLAG_HAVE_AP_SME = BIT(3), WIPHY_FLAG_IBSS_RSN = BIT(4), WIPHY_FLAG_NETNS_OK = BIT(5), WIPHY_FLAG_OFFCHAN_TX = BIT(6), WIPHY_FLAG_PS_ON_BY_DEFAULT = BIT(7), WIPHY_FLAG_SPLIT_SCAN_6GHZ = BIT(8), WIPHY_FLAG_SUPPORTS_EXT_KEK_KCK = BIT(9), WIPHY_FLAG_SUPPORTS_FW_ROAM = BIT(10), WIPHY_FLAG_SUPPORTS_TDLS = BIT(11), WIPHY_FLAG_TDLS_EXTERNAL_SETUP = BIT(12), WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD = BIT(13), WIPHY_FLAG_4ADDR_AP = BIT(14), WIPHY_FLAG_4ADDR_STATION = BIT(15), WIPHY_FLAG_SUPPORTS_MLO = BIT(16), }; struct wiphy { struct device *dev; struct mac_address *addresses; int n_addresses; uint32_t flags; struct ieee80211_supported_band *bands[NUM_NL80211_BANDS]; uint8_t perm_addr[ETH_ALEN]; uint16_t max_scan_ie_len; /* XXX TODO */ const struct cfg80211_pmsr_capabilities *pmsr_capa; const struct cfg80211_sar_capa *sar_capa; const struct wiphy_iftype_ext_capab *iftype_ext_capab; const struct linuxkpi_ieee80211_regdomain *regd; char fw_version[ETHTOOL_FWVERS_LEN]; const struct ieee80211_iface_combination *iface_combinations; const uint32_t *cipher_suites; int n_iface_combinations; int n_cipher_suites; void(*reg_notifier)(struct wiphy *, struct regulatory_request *); enum cfg80211_regulatory regulatory_flags; int n_vendor_commands; const struct wiphy_vendor_command *vendor_commands; const struct ieee80211_txrx_stypes *mgmt_stypes; uint32_t rts_threshold; uint32_t frag_threshold; struct tid_config_support tid_config_support; uint8_t available_antennas_rx; uint8_t available_antennas_tx; int features, hw_version; int interface_modes, max_match_sets, max_remain_on_channel_duration, max_scan_ssids, max_sched_scan_ie_len, max_sched_scan_plan_interval, max_sched_scan_plan_iterations, max_sched_scan_plans, max_sched_scan_reqs, max_sched_scan_ssids; int num_iftype_ext_capab; int max_ap_assoc_sta, probe_resp_offload, software_iftypes; int bss_select_support, max_num_pmkids, retry_long, retry_short, signal_type; int max_data_retry_count; int tx_queue_len, rfkill; int mbssid_max_interfaces; int hw_timestamp_max_peers; int ema_max_profile_periodicity; unsigned long ext_features[BITS_TO_LONGS(NUM_NL80211_EXT_FEATURES)]; struct dentry *debugfsdir; struct cfg80211_wowlan_support *wowlan; /* Lower layer (driver/mac80211) specific data. */ /* Must stay last. */ uint8_t priv[0] __aligned(CACHE_LINE_SIZE); }; struct wireless_dev { /* XXX TODO, like ic? */ int iftype; int address; struct net_device *netdev; struct wiphy *wiphy; }; struct cfg80211_ops { /* XXX TODO */ struct wireless_dev *(*add_virtual_intf)(struct wiphy *, const char *, unsigned char, enum nl80211_iftype, struct vif_params *); int (*del_virtual_intf)(struct wiphy *, struct wireless_dev *); s32 (*change_virtual_intf)(struct wiphy *, struct net_device *, enum nl80211_iftype, struct vif_params *); s32 (*scan)(struct wiphy *, struct cfg80211_scan_request *); s32 (*set_wiphy_params)(struct wiphy *, u32); s32 (*join_ibss)(struct wiphy *, struct net_device *, struct cfg80211_ibss_params *); s32 (*leave_ibss)(struct wiphy *, struct net_device *); s32 (*get_station)(struct wiphy *, struct net_device *, const u8 *, struct station_info *); int (*dump_station)(struct wiphy *, struct net_device *, int, u8 *, struct station_info *); s32 (*set_tx_power)(struct wiphy *, struct wireless_dev *, enum nl80211_tx_power_setting, s32); s32 (*get_tx_power)(struct wiphy *, struct wireless_dev *, s32 *); s32 (*add_key)(struct wiphy *, struct net_device *, u8, bool, const u8 *, struct key_params *); s32 (*del_key)(struct wiphy *, struct net_device *, u8, bool, const u8 *); s32 (*get_key)(struct wiphy *, struct net_device *, u8, bool, const u8 *, void *, void(*)(void *, struct key_params *)); s32 (*set_default_key)(struct wiphy *, struct net_device *, u8, bool, bool); s32 (*set_default_mgmt_key)(struct wiphy *, struct net_device *, u8); s32 (*set_power_mgmt)(struct wiphy *, struct net_device *, bool, s32); s32 (*connect)(struct wiphy *, struct net_device *, struct cfg80211_connect_params *); s32 (*disconnect)(struct wiphy *, struct net_device *, u16); s32 (*suspend)(struct wiphy *, struct cfg80211_wowlan *); s32 (*resume)(struct wiphy *); s32 (*set_pmksa)(struct wiphy *, struct net_device *, struct cfg80211_pmksa *); s32 (*del_pmksa)(struct wiphy *, struct net_device *, struct cfg80211_pmksa *); s32 (*flush_pmksa)(struct wiphy *, struct net_device *); s32 (*start_ap)(struct wiphy *, struct net_device *, struct cfg80211_ap_settings *); int (*stop_ap)(struct wiphy *, struct net_device *); s32 (*change_beacon)(struct wiphy *, struct net_device *, struct cfg80211_beacon_data *); int (*del_station)(struct wiphy *, struct net_device *, struct station_del_parameters *); int (*change_station)(struct wiphy *, struct net_device *, const u8 *, struct station_parameters *); int (*sched_scan_start)(struct wiphy *, struct net_device *, struct cfg80211_sched_scan_request *); int (*sched_scan_stop)(struct wiphy *, struct net_device *, u64); void (*update_mgmt_frame_registrations)(struct wiphy *, struct wireless_dev *, struct mgmt_frame_regs *); int (*mgmt_tx)(struct wiphy *, struct wireless_dev *, struct cfg80211_mgmt_tx_params *, u64 *); int (*cancel_remain_on_channel)(struct wiphy *, struct wireless_dev *, u64); int (*get_channel)(struct wiphy *, struct wireless_dev *, struct cfg80211_chan_def *); int (*crit_proto_start)(struct wiphy *, struct wireless_dev *, enum nl80211_crit_proto_id, u16); void (*crit_proto_stop)(struct wiphy *, struct wireless_dev *); int (*tdls_oper)(struct wiphy *, struct net_device *, const u8 *, enum nl80211_tdls_operation); int (*update_connect_params)(struct wiphy *, struct net_device *, struct cfg80211_connect_params *, u32); int (*set_pmk)(struct wiphy *, struct net_device *, const struct cfg80211_pmk_conf *); int (*del_pmk)(struct wiphy *, struct net_device *, const u8 *); int (*remain_on_channel)(struct wiphy *, struct wireless_dev *, struct linuxkpi_ieee80211_channel *, unsigned int, u64 *); int (*start_p2p_device)(struct wiphy *, struct wireless_dev *); void (*stop_p2p_device)(struct wiphy *, struct wireless_dev *); }; /* -------------------------------------------------------------------------- */ /* linux_80211.c */ struct wiphy *linuxkpi_wiphy_new(const struct cfg80211_ops *, size_t); void linuxkpi_wiphy_free(struct wiphy *wiphy); int linuxkpi_regulatory_set_wiphy_regd_sync(struct wiphy *wiphy, struct linuxkpi_ieee80211_regdomain *regd); uint32_t linuxkpi_ieee80211_channel_to_frequency(uint32_t, enum nl80211_band); uint32_t linuxkpi_ieee80211_frequency_to_channel(uint32_t, uint32_t); struct linuxkpi_ieee80211_channel * linuxkpi_ieee80211_get_channel(struct wiphy *, uint32_t); struct cfg80211_bss *linuxkpi_cfg80211_get_bss(struct wiphy *, struct linuxkpi_ieee80211_channel *, const uint8_t *, const uint8_t *, size_t, enum ieee80211_bss_type, enum ieee80211_privacy); void linuxkpi_cfg80211_put_bss(struct wiphy *, struct cfg80211_bss *); void linuxkpi_cfg80211_bss_flush(struct wiphy *); +struct linuxkpi_ieee80211_regdomain * + lkpi_get_linuxkpi_ieee80211_regdomain(size_t); /* -------------------------------------------------------------------------- */ static __inline struct wiphy * wiphy_new(const struct cfg80211_ops *ops, size_t priv_len) { return (linuxkpi_wiphy_new(ops, priv_len)); } static __inline void wiphy_free(struct wiphy *wiphy) { linuxkpi_wiphy_free(wiphy); } static __inline void * wiphy_priv(struct wiphy *wiphy) { return (wiphy->priv); } static __inline void set_wiphy_dev(struct wiphy *wiphy, struct device *dev) { wiphy->dev = dev; } static __inline struct device * wiphy_dev(struct wiphy *wiphy) { return (wiphy->dev); } #define wiphy_err(_wiphy, _fmt, ...) \ dev_err((_wiphy)->dev, _fmt, __VA_ARGS__) static __inline const struct linuxkpi_ieee80211_regdomain * wiphy_dereference(struct wiphy *wiphy, const struct linuxkpi_ieee80211_regdomain *regd) { TODO(); return (NULL); } static __inline void wiphy_lock(struct wiphy *wiphy) { TODO(); } static __inline void wiphy_unlock(struct wiphy *wiphy) { TODO(); } static __inline void wiphy_rfkill_set_hw_state_reason(struct wiphy *wiphy, bool blocked, enum rfkill_hard_block_reasons reason) { TODO(); } /* -------------------------------------------------------------------------- */ static inline struct cfg80211_bss * cfg80211_get_bss(struct wiphy *wiphy, struct linuxkpi_ieee80211_channel *chan, const uint8_t *bssid, const uint8_t *ssid, size_t ssid_len, enum ieee80211_bss_type bss_type, enum ieee80211_privacy privacy) { return (linuxkpi_cfg80211_get_bss(wiphy, chan, bssid, ssid, ssid_len, bss_type, privacy)); } static inline void cfg80211_put_bss(struct wiphy *wiphy, struct cfg80211_bss *bss) { linuxkpi_cfg80211_put_bss(wiphy, bss); } static inline void cfg80211_bss_flush(struct wiphy *wiphy) { linuxkpi_cfg80211_bss_flush(wiphy); } /* -------------------------------------------------------------------------- */ static __inline bool rfkill_blocked(int rfkill) /* argument type? */ { TODO(); return (false); } static __inline bool rfkill_soft_blocked(int rfkill) { TODO(); return (false); } static __inline int reg_query_regdb_wmm(uint8_t *alpha2, uint32_t center_freq, struct ieee80211_reg_rule *rule) { /* ETSI has special rules. FreeBSD regdb needs to learn about them. */ TODO(); return (-ENXIO); } static __inline const u8 * cfg80211_find_ie_match(uint32_t f, const u8 *ies, size_t ies_len, const u8 *match, int x, int y) { TODO(); return (NULL); } static __inline const u8 * cfg80211_find_ie(uint8_t eid, const uint8_t *ie, uint32_t ielen) { TODO(); return (NULL); } static __inline void cfg80211_pmsr_complete(struct wireless_dev *wdev, struct cfg80211_pmsr_request *req, gfp_t gfp) { TODO(); } static __inline void cfg80211_pmsr_report(struct wireless_dev *wdev, struct cfg80211_pmsr_request *req, struct cfg80211_pmsr_result *result, gfp_t gfp) { TODO(); } static __inline void cfg80211_chandef_create(struct cfg80211_chan_def *chandef, struct linuxkpi_ieee80211_channel *chan, enum nl80211_chan_flags chan_flag) { KASSERT(chandef != NULL, ("%s: chandef is NULL\n", __func__)); KASSERT(chan != NULL, ("%s: chan is NULL\n", __func__)); memset(chandef, 0, sizeof(*chandef)); chandef->chan = chan; chandef->center_freq2 = 0; /* Set here and only overwrite if needed. */ switch (chan_flag) { case NL80211_CHAN_NO_HT: chandef->width = NL80211_CHAN_WIDTH_20_NOHT; chandef->center_freq1 = chan->center_freq; break; default: IMPROVE("Also depends on our manual settings"); if (chan->flags & IEEE80211_CHAN_NO_HT40) chandef->width = NL80211_CHAN_WIDTH_20; else if (chan->flags & IEEE80211_CHAN_NO_80MHZ) chandef->width = NL80211_CHAN_WIDTH_40; else if (chan->flags & IEEE80211_CHAN_NO_160MHZ) chandef->width = NL80211_CHAN_WIDTH_80; else { chandef->width = NL80211_CHAN_WIDTH_160; IMPROVE("80P80 and 320 ..."); } chandef->center_freq1 = chan->center_freq; break; }; } static __inline void cfg80211_bss_iter(struct wiphy *wiphy, struct cfg80211_chan_def *chandef, void (*iterfunc)(struct wiphy *, struct cfg80211_bss *, void *), void *data) { TODO(); } struct element { uint8_t id; uint8_t datalen; uint8_t data[0]; } __packed; static inline const struct element * lkpi_cfg80211_find_elem_pattern(enum ieee80211_eid eid, const uint8_t *data, size_t len, uint8_t *pattern, size_t plen) { const struct element *elem; const uint8_t *p; size_t ielen; p = data; elem = (const struct element *)p; ielen = len; while (elem != NULL && ielen > 1) { if ((2 + elem->datalen) > ielen) /* Element overruns our memory. */ return (NULL); if (elem->id == eid) { if (pattern == NULL) return (elem); if (elem->datalen >= plen && memcmp(elem->data, pattern, plen) == 0) return (elem); } ielen -= 2 + elem->datalen; p += 2 + elem->datalen; elem = (const struct element *)p; } return (NULL); } static inline const struct element * cfg80211_find_elem(enum ieee80211_eid eid, const uint8_t *data, size_t len) { return (lkpi_cfg80211_find_elem_pattern(eid, data, len, NULL, 0)); } static inline const struct element * ieee80211_bss_get_elem(struct cfg80211_bss *bss, uint32_t eid) { if (bss->ies == NULL) return (NULL); return (cfg80211_find_elem(eid, bss->ies->data, bss->ies->len)); } static inline const uint8_t * ieee80211_bss_get_ie(struct cfg80211_bss *bss, uint32_t eid) { return ((const uint8_t *)ieee80211_bss_get_elem(bss, eid)); } static inline uint8_t * cfg80211_find_vendor_ie(unsigned int oui, int oui_type, uint8_t *data, size_t len) { const struct element *elem; uint8_t pattern[4] = { oui << 16, oui << 8, oui, oui_type }; uint8_t plen = 4; /* >= 3? oui_type always part of this? */ IMPROVE("plen currently always incl. oui_type"); elem = lkpi_cfg80211_find_elem_pattern(IEEE80211_ELEMID_VENDOR, data, len, pattern, plen); if (elem == NULL) return (NULL); return (__DECONST(uint8_t *, elem)); } static __inline uint32_t cfg80211_calculate_bitrate(struct rate_info *rate) { TODO(); return (-1); } static __inline uint32_t ieee80211_channel_to_frequency(uint32_t channel, enum nl80211_band band) { return (linuxkpi_ieee80211_channel_to_frequency(channel, band)); } static __inline uint32_t ieee80211_frequency_to_channel(uint32_t freq) { return (linuxkpi_ieee80211_frequency_to_channel(freq, 0)); } static __inline int regulatory_set_wiphy_regd_sync(struct wiphy *wiphy, struct linuxkpi_ieee80211_regdomain *regd) { IMPROVE(); return (linuxkpi_regulatory_set_wiphy_regd_sync(wiphy, regd)); } static __inline int regulatory_set_wiphy_regd_sync_rtnl(struct wiphy *wiphy, struct linuxkpi_ieee80211_regdomain *regd) { IMPROVE(); return (linuxkpi_regulatory_set_wiphy_regd_sync(wiphy, regd)); } static __inline int regulatory_set_wiphy_regd(struct wiphy *wiphy, struct linuxkpi_ieee80211_regdomain *regd) { IMPROVE(); if (regd == NULL) return (EINVAL); /* XXX-BZ wild guessing here based on brcmfmac. */ if (wiphy->regulatory_flags & REGULATORY_WIPHY_SELF_MANAGED) wiphy->regd = regd; else return (EPERM); /* XXX FIXME, do we have to do anything with reg_notifier? */ return (0); } static __inline int regulatory_hint(struct wiphy *wiphy, const uint8_t *alpha2) { - TODO(); - return (-ENXIO); + struct linuxkpi_ieee80211_regdomain *regd; + + if (wiphy->regd != NULL) + return (-EBUSY); + + regd = lkpi_get_linuxkpi_ieee80211_regdomain(0); + if (regd == NULL) + return (-ENOMEM); + + regd->alpha2[0] = alpha2[0]; + regd->alpha2[1] = alpha2[1]; + wiphy->regd = regd; + + IMPROVE("are there flags who is managing? update net8011?"); + + return (0); } static __inline const char * reg_initiator_name(enum nl80211_reg_initiator initiator) { TODO(); return (NULL); } static __inline struct linuxkpi_ieee80211_regdomain * rtnl_dereference(const struct linuxkpi_ieee80211_regdomain *regd) { TODO(); return (NULL); } static __inline struct ieee80211_reg_rule * freq_reg_info(struct wiphy *wiphy, uint32_t center_freq) { TODO(); return (NULL); } static __inline void wiphy_apply_custom_regulatory(struct wiphy *wiphy, const struct linuxkpi_ieee80211_regdomain *regd) { TODO(); } static __inline char * wiphy_name(struct wiphy *wiphy) { if (wiphy != NULL && wiphy->dev != NULL) return dev_name(wiphy->dev); else { IMPROVE("wlanNA"); return ("wlanNA"); } } static __inline void wiphy_read_of_freq_limits(struct wiphy *wiphy) { #ifdef FDT TODO(); #endif } static __inline void wiphy_ext_feature_set(struct wiphy *wiphy, enum nl80211_ext_feature ef) { set_bit(ef, wiphy->ext_features); } static __inline void * wiphy_net(struct wiphy *wiphy) { TODO(); return (NULL); /* XXX passed to dev_net_set() */ } static __inline int wiphy_register(struct wiphy *wiphy) { TODO(); return (0); } static __inline void wiphy_unregister(struct wiphy *wiphy) { TODO(); } static __inline void wiphy_warn(struct wiphy *wiphy, const char *fmt, ...) { TODO(); } static __inline int cfg80211_check_combinations(struct wiphy *wiphy, struct iface_combination_params *params) { TODO(); return (-ENOENT); } static __inline uint8_t cfg80211_classify8021d(struct sk_buff *skb, void *p) { TODO(); return (0); } static __inline void cfg80211_connect_done(struct net_device *ndev, struct cfg80211_connect_resp_params *conn_params, gfp_t gfp) { TODO(); } static __inline void cfg80211_crit_proto_stopped(struct wireless_dev *wdev, gfp_t gfp) { TODO(); } static __inline void cfg80211_disconnected(struct net_device *ndev, uint16_t reason, void *p, int x, bool locally_generated, gfp_t gfp) { TODO(); } static __inline int cfg80211_get_p2p_attr(const u8 *ie, u32 ie_len, enum ieee80211_p2p_attr_ids attr, u8 *p, size_t p_len) { TODO(); return (-1); } static __inline void cfg80211_ibss_joined(struct net_device *ndev, const uint8_t *addr, struct linuxkpi_ieee80211_channel *chan, gfp_t gfp) { TODO(); } static __inline struct cfg80211_bss * cfg80211_inform_bss(struct wiphy *wiphy, struct linuxkpi_ieee80211_channel *channel, enum cfg80211_bss_frame_type bss_ftype, const uint8_t *bss, int _x, uint16_t cap, uint16_t intvl, const uint8_t *ie, size_t ie_len, int signal, gfp_t gfp) { TODO(); return (NULL); } static __inline struct cfg80211_bss * cfg80211_inform_bss_data(struct wiphy *wiphy, struct cfg80211_inform_bss *bss_data, enum cfg80211_bss_frame_type bss_ftype, const uint8_t *bss, int _x, uint16_t cap, uint16_t intvl, const uint8_t *ie, size_t ie_len, gfp_t gfp) { TODO(); return (NULL); } static __inline void cfg80211_mgmt_tx_status(struct wireless_dev *wdev, uint64_t cookie, const u8 *buf, size_t len, bool ack, gfp_t gfp) { TODO(); } static __inline void cfg80211_michael_mic_failure(struct net_device *ndev, const uint8_t *addr, enum nl80211_key_type key_type, int _x, void *p, gfp_t gfp) { TODO(); } static __inline void cfg80211_new_sta(struct net_device *ndev, const uint8_t *addr, struct station_info *sinfo, gfp_t gfp) { TODO(); } static __inline void cfg80211_del_sta(struct net_device *ndev, const uint8_t *addr, gfp_t gfp) { TODO(); } static __inline void cfg80211_port_authorized(struct net_device *ndev, const uint8_t *bssid, gfp_t gfp) { TODO(); } static __inline void cfg80211_ready_on_channel(struct wireless_dev *wdev, uint64_t cookie, struct linuxkpi_ieee80211_channel *channel, unsigned int duration, gfp_t gfp) { TODO(); } static __inline void cfg80211_remain_on_channel_expired(struct wireless_dev *wdev, uint64_t cookie, struct linuxkpi_ieee80211_channel *channel, gfp_t gfp) { TODO(); } static __inline void cfg80211_report_wowlan_wakeup(void) { TODO(); } static __inline void cfg80211_roamed(struct net_device *ndev, struct cfg80211_roam_info *roam_info, gfp_t gfp) { TODO(); } static __inline void cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int _x, uint8_t *p, size_t p_len, int _x2) { TODO(); } static __inline void cfg80211_scan_done(struct cfg80211_scan_request *scan_request, struct cfg80211_scan_info *info) { TODO(); } static __inline void cfg80211_sched_scan_results(struct wiphy *wiphy, uint64_t reqid) { TODO(); } static __inline void cfg80211_sched_scan_stopped(struct wiphy *wiphy, int _x) { TODO(); } static __inline void cfg80211_unregister_wdev(struct wireless_dev *wdev) { TODO(); } static __inline struct sk_buff * cfg80211_vendor_cmd_alloc_reply_skb(struct wiphy *wiphy, unsigned int len) { TODO(); return (NULL); } static __inline int cfg80211_vendor_cmd_reply(struct sk_buff *skb) { TODO(); return (-ENXIO); } static __inline struct linuxkpi_ieee80211_channel * ieee80211_get_channel(struct wiphy *wiphy, uint32_t freq) { return (linuxkpi_ieee80211_get_channel(wiphy, freq)); } static inline size_t ieee80211_get_hdrlen_from_skb(struct sk_buff *skb) { const struct ieee80211_hdr *hdr; size_t len; if (skb->len < 10) /* sizeof(ieee80211_frame_[ack,cts]) */ return (0); hdr = (const struct ieee80211_hdr *)skb->data; len = ieee80211_hdrlen(hdr->frame_control); /* If larger than what is in the skb return. */ if (len > skb->len) return (0); return (len); } static __inline bool cfg80211_channel_is_psc(struct linuxkpi_ieee80211_channel *channel) { /* Only 6Ghz. */ if (channel->band != NL80211_BAND_6GHZ) return (false); TODO(); return (false); } static inline int cfg80211_get_ies_channel_number(const uint8_t *ie, size_t len, enum nl80211_band band, enum cfg80211_bss_frame_type ftype) { const struct element *elem; switch (band) { case NL80211_BAND_6GHZ: TODO(); break; case NL80211_BAND_5GHZ: case NL80211_BAND_2GHZ: /* DSPARAMS has the channel number. */ elem = cfg80211_find_elem(IEEE80211_ELEMID_DSPARMS, ie, len); if (elem != NULL && elem->datalen == 1) return (elem->data[0]); /* HTINFO has the primary center channel. */ elem = cfg80211_find_elem(IEEE80211_ELEMID_HTINFO, ie, len); if (elem != NULL && elem->datalen >= (sizeof(struct ieee80211_ie_htinfo) - 2)) { const struct ieee80211_ie_htinfo *htinfo; htinfo = (const struct ieee80211_ie_htinfo *)elem; return (htinfo->hi_ctrlchannel); } /* What else? */ break; default: IMPROVE("Unsupported"); break; } return (-1); } /* Used for scanning at least. */ static __inline void get_random_mask_addr(uint8_t *dst, const uint8_t *addr, const uint8_t *mask) { int i; /* Get a completely random address and then overlay what we want. */ get_random_bytes(dst, ETH_ALEN); for (i = 0; i < ETH_ALEN; i++) dst[i] = (dst[i] & ~(mask[i])) | (addr[i] & mask[i]); } static __inline void cfg80211_shutdown_all_interfaces(struct wiphy *wiphy) { TODO(); } static __inline bool cfg80211_reg_can_beacon(struct wiphy *wiphy, struct cfg80211_chan_def *chandef, enum nl80211_iftype iftype) { TODO(); return (false); } static __inline void cfg80211_background_radar_event(struct wiphy *wiphy, struct cfg80211_chan_def *chandef, gfp_t gfp) { TODO(); } static __inline const u8 * cfg80211_find_ext_ie(uint8_t eid, const uint8_t *p, size_t len) { TODO(); return (NULL); } static __inline bool cfg80211_chandef_valid(const struct cfg80211_chan_def *chandef) { TODO(); return (false); } static __inline const struct ieee80211_sta_eht_cap * ieee80211_get_eht_iftype_cap(const struct ieee80211_supported_band *band, enum nl80211_iftype iftype) { TODO(); return (NULL); } #define wiphy_info(wiphy, fmt, ...) \ printf("%s:%d XXX TODO " fmt, __func__, __LINE__, __VA_ARGS__) #ifndef LINUXKPI_NET80211 #define ieee80211_channel linuxkpi_ieee80211_channel #define ieee80211_regdomain linuxkpi_ieee80211_regdomain #endif #include #endif /* _LINUXKPI_NET_CFG80211_H */ diff --git a/sys/compat/linuxkpi/common/src/linux_80211.c b/sys/compat/linuxkpi/common/src/linux_80211.c index de35ab844c25..41b13fc9269f 100644 --- a/sys/compat/linuxkpi/common/src/linux_80211.c +++ b/sys/compat/linuxkpi/common/src/linux_80211.c @@ -1,5255 +1,5265 @@ /*- * Copyright (c) 2020-2023 The FreeBSD Foundation * Copyright (c) 2020-2022 Bjoern A. Zeeb * * This software was developed by Björn Zeeb under sponsorship from * the FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. */ /* * Public functions are called linuxkpi_*(). * Internal (static) functions are called lkpi_*(). * * The internal structures holding metadata over public structures are also * called lkpi_xxx (usually with a member at the end called xxx). * Note: we do not replicate the structure names but the general variable names * for these (e.g., struct hw -> struct lkpi_hw, struct sta -> struct lkpi_sta). * There are macros to access one from the other. * We call the internal versions lxxx (e.g., hw -> lhw, sta -> lsta). */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define LINUXKPI_NET80211 #include #include #include "linux_80211.h" #define LKPI_80211_WME /* #define LKPI_80211_HW_CRYPTO */ static MALLOC_DEFINE(M_LKPI80211, "lkpi80211", "LinuxKPI 80211 compat"); /* XXX-BZ really want this and others in queue.h */ #define TAILQ_ELEM_INIT(elm, field) do { \ (elm)->field.tqe_next = NULL; \ (elm)->field.tqe_prev = NULL; \ } while (0) /* -------------------------------------------------------------------------- */ /* Keep public for as long as header files are using it too. */ int linuxkpi_debug_80211; #ifdef LINUXKPI_DEBUG_80211 SYSCTL_DECL(_compat_linuxkpi); SYSCTL_NODE(_compat_linuxkpi, OID_AUTO, 80211, CTLFLAG_RW | CTLFLAG_MPSAFE, 0, "LinuxKPI 802.11 compatibility layer"); SYSCTL_INT(_compat_linuxkpi_80211, OID_AUTO, debug, CTLFLAG_RWTUN, &linuxkpi_debug_80211, 0, "LinuxKPI 802.11 debug level"); #define UNIMPLEMENTED if (linuxkpi_debug_80211 & D80211_TODO) \ printf("XXX-TODO %s:%d: UNIMPLEMENTED\n", __func__, __LINE__) #define TRACEOK() if (linuxkpi_debug_80211 & D80211_TRACEOK) \ printf("XXX-TODO %s:%d: TRACEPOINT\n", __func__, __LINE__) #else #define UNIMPLEMENTED do { } while (0) #define TRACEOK() do { } while (0) #endif /* #define PREP_TX_INFO_DURATION (IEEE80211_TRANS_WAIT * 1000) */ #ifndef PREP_TX_INFO_DURATION #define PREP_TX_INFO_DURATION 0 /* Let the driver do its thing. */ #endif /* This is DSAP | SSAP | CTRL | ProtoID/OrgCode{3}. */ const uint8_t rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 }; /* IEEE 802.11-05/0257r1 */ const uint8_t bridge_tunnel_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 }; /* IEEE 802.11e Table 20i-UP-to-AC mappings. */ static const uint8_t ieee80211e_up_to_ac[] = { IEEE80211_AC_BE, IEEE80211_AC_BK, IEEE80211_AC_BK, IEEE80211_AC_BE, IEEE80211_AC_VI, IEEE80211_AC_VI, IEEE80211_AC_VO, IEEE80211_AC_VO, #if 0 IEEE80211_AC_VO, /* We treat MGMT as TID 8, which is set as AC_VO */ #endif }; const struct cfg80211_ops linuxkpi_mac80211cfgops = { /* * XXX TODO need a "glue layer" to link cfg80211 ops to * mac80211 and to the driver or net80211. * Can we pass some on 1:1? Need to compare the (*f)(). */ }; static struct lkpi_sta *lkpi_find_lsta_by_ni(struct lkpi_vif *, struct ieee80211_node *); static void lkpi_80211_txq_task(void *, int); static void lkpi_ieee80211_free_skb_mbuf(void *); #ifdef LKPI_80211_WME static int lkpi_wme_update(struct lkpi_hw *, struct ieee80211vap *, bool); #endif static void lkpi_lsta_dump(struct lkpi_sta *lsta, struct ieee80211_node *ni, const char *_f, int _l) { #ifdef LINUXKPI_DEBUG_80211 if ((linuxkpi_debug_80211 & D80211_TRACE_STA) == 0) return; if (lsta == NULL) return; printf("%s:%d lsta %p ni %p sta %p\n", _f, _l, lsta, ni, &lsta->sta); if (ni != NULL) ieee80211_dump_node(NULL, ni); printf("\ttxq_task txq len %d mtx\n", mbufq_len(&lsta->txq)); printf("\tkc %p state %d added_to_drv %d in_mgd %d\n", lsta->kc, lsta->state, lsta->added_to_drv, lsta->in_mgd); #endif } static void lkpi_lsta_remove(struct lkpi_sta *lsta, struct lkpi_vif *lvif) { struct ieee80211_node *ni; IMPROVE("XXX-BZ remove tqe_prev check once ni-sta-state-sync is fixed"); ni = lsta->ni; LKPI_80211_LVIF_LOCK(lvif); if (lsta->lsta_entry.tqe_prev != NULL) TAILQ_REMOVE(&lvif->lsta_head, lsta, lsta_entry); LKPI_80211_LVIF_UNLOCK(lvif); lsta->ni = NULL; ni->ni_drv_data = NULL; if (ni != NULL) ieee80211_free_node(ni); IMPROVE("more from lkpi_ic_node_free() should happen here."); free(lsta, M_LKPI80211); } static struct lkpi_sta * lkpi_lsta_alloc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN], struct ieee80211_hw *hw, struct ieee80211_node *ni) { struct lkpi_sta *lsta; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_sta *sta; int band, i, tid; lsta = malloc(sizeof(*lsta) + hw->sta_data_size, M_LKPI80211, M_NOWAIT | M_ZERO); if (lsta == NULL) return (NULL); lsta->added_to_drv = false; lsta->state = IEEE80211_STA_NOTEXIST; #if 0 /* * This needs to be done in node_init() as ieee80211_alloc_node() * will initialise the refcount after us. */ lsta->ni = ieee80211_ref_node(ni); #endif /* The back-pointer "drv_data" to net80211_node let's us get lsta. */ ni->ni_drv_data = lsta; lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); sta = LSTA_TO_STA(lsta); IEEE80211_ADDR_COPY(sta->addr, mac); /* TXQ */ for (tid = 0; tid < nitems(sta->txq); tid++) { struct lkpi_txq *ltxq; /* We are not limiting ourselves to hw.queues here. */ ltxq = malloc(sizeof(*ltxq) + hw->txq_data_size, M_LKPI80211, M_NOWAIT | M_ZERO); if (ltxq == NULL) goto cleanup; /* iwlwifi//mvm/sta.c::tid_to_mac80211_ac[] */ if (tid == IEEE80211_NUM_TIDS) { if (!ieee80211_hw_check(hw, STA_MMPDU_TXQ)) { free(ltxq, M_LKPI80211); continue; } IMPROVE("AP/if we support non-STA here too"); ltxq->txq.ac = IEEE80211_AC_VO; } else { ltxq->txq.ac = ieee80211e_up_to_ac[tid & 7]; } ltxq->seen_dequeue = false; ltxq->stopped = false; ltxq->txq.vif = vif; ltxq->txq.tid = tid; ltxq->txq.sta = sta; TAILQ_ELEM_INIT(ltxq, txq_entry); skb_queue_head_init(<xq->skbq); sta->txq[tid] = <xq->txq; } /* Deflink information. */ for (band = 0; band < NUM_NL80211_BANDS; band++) { struct ieee80211_supported_band *supband; supband = hw->wiphy->bands[band]; if (supband == NULL) continue; for (i = 0; i < supband->n_bitrates; i++) { IMPROVE("Further supband->bitrates[i]* checks?"); /* or should we get them from the ni? */ sta->deflink.supp_rates[band] |= BIT(i); } } sta->deflink.smps_mode = IEEE80211_SMPS_OFF; IMPROVE("ht, vht, he, ... bandwidth, smps_mode, .."); /* bandwidth = IEEE80211_STA_RX_... */ /* Link configuration. */ IEEE80211_ADDR_COPY(sta->deflink.addr, sta->addr); sta->link[0] = &sta->deflink; for (i = 1; i < nitems(sta->link); i++) { IMPROVE("more links; only link[0] = deflink currently."); } /* Deferred TX path. */ mtx_init(&lsta->txq_mtx, "lsta_txq", NULL, MTX_DEF); TASK_INIT(&lsta->txq_task, 0, lkpi_80211_txq_task, lsta); mbufq_init(&lsta->txq, IFQ_MAXLEN); return (lsta); cleanup: for (; tid >= 0; tid--) free(sta->txq[tid], M_LKPI80211); free(lsta, M_LKPI80211); return (NULL); } static enum nl80211_band lkpi_net80211_chan_to_nl80211_band(struct ieee80211_channel *c) { if (IEEE80211_IS_CHAN_2GHZ(c)) return (NL80211_BAND_2GHZ); else if (IEEE80211_IS_CHAN_5GHZ(c)) return (NL80211_BAND_5GHZ); #ifdef __notyet__ else if () return (NL80211_BAND_6GHZ); else if () return (NL80211_BAND_60GHZ); else if (IEEE80211_IS_CHAN_GSM(c)) return (NL80211_BAND_XXX); #endif else panic("%s: unsupported band. c %p flags %#x\n", __func__, c, c->ic_flags); } static uint32_t lkpi_nl80211_band_to_net80211_band(enum nl80211_band band) { /* XXX-BZ this is just silly; net80211 is too convoluted. */ /* IEEE80211_CHAN_A / _G / .. doesn't really work either. */ switch (band) { case NL80211_BAND_2GHZ: return (IEEE80211_CHAN_2GHZ); break; case NL80211_BAND_5GHZ: return (IEEE80211_CHAN_5GHZ); break; case NL80211_BAND_60GHZ: break; case NL80211_BAND_6GHZ: break; default: panic("%s: unsupported band %u\n", __func__, band); break; } IMPROVE(); return (0x00); } #if 0 static enum ieee80211_ac_numbers lkpi_ac_net_to_l80211(int ac) { switch (ac) { case WME_AC_VO: return (IEEE80211_AC_VO); case WME_AC_VI: return (IEEE80211_AC_VI); case WME_AC_BE: return (IEEE80211_AC_BE); case WME_AC_BK: return (IEEE80211_AC_BK); default: printf("%s: invalid WME_AC_* input: ac = %d\n", __func__, ac); return (IEEE80211_AC_BE); } } #endif static enum nl80211_iftype lkpi_opmode_to_vif_type(enum ieee80211_opmode opmode) { switch (opmode) { case IEEE80211_M_IBSS: return (NL80211_IFTYPE_ADHOC); break; case IEEE80211_M_STA: return (NL80211_IFTYPE_STATION); break; case IEEE80211_M_WDS: return (NL80211_IFTYPE_WDS); break; case IEEE80211_M_HOSTAP: return (NL80211_IFTYPE_AP); break; case IEEE80211_M_MONITOR: return (NL80211_IFTYPE_MONITOR); break; case IEEE80211_M_MBSS: return (NL80211_IFTYPE_MESH_POINT); break; case IEEE80211_M_AHDEMO: /* FALLTHROUGH */ default: printf("ERROR: %s: unsupported opmode %d\n", __func__, opmode); /* FALLTHROUGH */ } return (NL80211_IFTYPE_UNSPECIFIED); } #ifdef LKPI_80211_HW_CRYPTO static uint32_t lkpi_l80211_to_net80211_cyphers(uint32_t wlan_cipher_suite) { switch (wlan_cipher_suite) { case WLAN_CIPHER_SUITE_WEP40: return (IEEE80211_CRYPTO_WEP); case WLAN_CIPHER_SUITE_TKIP: return (IEEE80211_CRYPTO_TKIP); case WLAN_CIPHER_SUITE_CCMP: return (IEEE80211_CIPHER_AES_CCM); case WLAN_CIPHER_SUITE_WEP104: return (IEEE80211_CRYPTO_WEP); case WLAN_CIPHER_SUITE_AES_CMAC: case WLAN_CIPHER_SUITE_GCMP: case WLAN_CIPHER_SUITE_GCMP_256: case WLAN_CIPHER_SUITE_CCMP_256: case WLAN_CIPHER_SUITE_BIP_GMAC_128: case WLAN_CIPHER_SUITE_BIP_GMAC_256: case WLAN_CIPHER_SUITE_BIP_CMAC_256: printf("%s: unsupported WLAN Cipher Suite %#08x | %u\n", __func__, wlan_cipher_suite >> 8, wlan_cipher_suite & 0xff); break; default: printf("%s: unknown WLAN Cipher Suite %#08x | %u\n", __func__, wlan_cipher_suite >> 8, wlan_cipher_suite & 0xff); } return (0); } static uint32_t lkpi_net80211_to_l80211_cipher_suite(uint32_t cipher, uint8_t keylen) { switch (cipher) { case IEEE80211_CIPHER_TKIP: return (WLAN_CIPHER_SUITE_TKIP); case IEEE80211_CIPHER_AES_CCM: return (WLAN_CIPHER_SUITE_CCMP); case IEEE80211_CIPHER_WEP: if (keylen < 8) return (WLAN_CIPHER_SUITE_WEP40); else return (WLAN_CIPHER_SUITE_WEP104); break; case IEEE80211_CIPHER_AES_OCB: case IEEE80211_CIPHER_TKIPMIC: case IEEE80211_CIPHER_CKIP: case IEEE80211_CIPHER_NONE: printf("%s: unsupported cipher %#010x\n", __func__, cipher); break; default: printf("%s: unknown cipher %#010x\n", __func__, cipher); }; return (0); } #endif #ifdef __notyet__ static enum ieee80211_sta_state lkpi_net80211_state_to_sta_state(enum ieee80211_state state) { /* * XXX-BZ The net80211 states are "try to ..", the lkpi8011 states are * "done". Also ASSOC/AUTHORIZED are both "RUN" then? */ switch (state) { case IEEE80211_S_INIT: return (IEEE80211_STA_NOTEXIST); case IEEE80211_S_SCAN: return (IEEE80211_STA_NONE); case IEEE80211_S_AUTH: return (IEEE80211_STA_AUTH); case IEEE80211_S_ASSOC: return (IEEE80211_STA_ASSOC); case IEEE80211_S_RUN: return (IEEE80211_STA_AUTHORIZED); case IEEE80211_S_CAC: case IEEE80211_S_CSA: case IEEE80211_S_SLEEP: default: UNIMPLEMENTED; }; return (IEEE80211_STA_NOTEXIST); } #endif static struct linuxkpi_ieee80211_channel * lkpi_find_lkpi80211_chan(struct lkpi_hw *lhw, struct ieee80211_channel *c) { struct ieee80211_hw *hw; struct linuxkpi_ieee80211_channel *channels; enum nl80211_band band; int i, nchans; hw = LHW_TO_HW(lhw); band = lkpi_net80211_chan_to_nl80211_band(c); if (hw->wiphy->bands[band] == NULL) return (NULL); nchans = hw->wiphy->bands[band]->n_channels; if (nchans <= 0) return (NULL); channels = hw->wiphy->bands[band]->channels; for (i = 0; i < nchans; i++) { if (channels[i].hw_value == c->ic_ieee) return (&channels[i]); } return (NULL); } static struct linuxkpi_ieee80211_channel * lkpi_get_lkpi80211_chan(struct ieee80211com *ic, struct ieee80211_node *ni) { struct linuxkpi_ieee80211_channel *chan; struct ieee80211_channel *c; struct lkpi_hw *lhw; chan = NULL; if (ni != NULL && ni->ni_chan != IEEE80211_CHAN_ANYC) c = ni->ni_chan; else if (ic->ic_bsschan != IEEE80211_CHAN_ANYC) c = ic->ic_bsschan; else if (ic->ic_curchan != IEEE80211_CHAN_ANYC) c = ic->ic_curchan; else c = NULL; if (c != NULL && c != IEEE80211_CHAN_ANYC) { lhw = ic->ic_softc; chan = lkpi_find_lkpi80211_chan(lhw, c); } return (chan); } struct linuxkpi_ieee80211_channel * linuxkpi_ieee80211_get_channel(struct wiphy *wiphy, uint32_t freq) { enum nl80211_band band; for (band = 0; band < NUM_NL80211_BANDS; band++) { struct ieee80211_supported_band *supband; struct linuxkpi_ieee80211_channel *channels; int i; supband = wiphy->bands[band]; if (supband == NULL || supband->n_channels == 0) continue; channels = supband->channels; for (i = 0; i < supband->n_channels; i++) { if (channels[i].center_freq == freq) return (&channels[i]); } } return (NULL); } #ifdef LKPI_80211_HW_CRYPTO static int _lkpi_iv_key_set_delete(struct ieee80211vap *vap, const struct ieee80211_key *k, enum set_key_cmd cmd) { struct ieee80211com *ic; struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_sta *sta; struct ieee80211_node *ni; struct ieee80211_key_conf *kc; int error; /* XXX TODO Check (k->wk_flags & IEEE80211_KEY_SWENCRYPT) and don't upload to driver/hw? */ ic = vap->iv_ic; lhw = ic->ic_softc; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); memset(&kc, 0, sizeof(kc)); kc = malloc(sizeof(*kc) + k->wk_keylen, M_LKPI80211, M_WAITOK | M_ZERO); kc->cipher = lkpi_net80211_to_l80211_cipher_suite( k->wk_cipher->ic_cipher, k->wk_keylen); kc->keyidx = k->wk_keyix; #if 0 kc->hw_key_idx = /* set by hw and needs to be passed for TX */; #endif atomic64_set(&kc->tx_pn, k->wk_keytsc); kc->keylen = k->wk_keylen; memcpy(kc->key, k->wk_key, k->wk_keylen); switch (kc->cipher) { case WLAN_CIPHER_SUITE_CCMP: kc->iv_len = k->wk_cipher->ic_header; kc->icv_len = k->wk_cipher->ic_trailer; break; case WLAN_CIPHER_SUITE_TKIP: default: IMPROVE(); return (0); }; ni = vap->iv_bss; sta = ieee80211_find_sta(vif, ni->ni_bssid); if (sta != NULL) { struct lkpi_sta *lsta; lsta = STA_TO_LSTA(sta); lsta->kc = kc; } error = lkpi_80211_mo_set_key(hw, cmd, vif, sta, kc); if (error != 0) { /* XXX-BZ leaking kc currently */ ic_printf(ic, "%s: set_key failed: %d\n", __func__, error); return (0); } else { ic_printf(ic, "%s: set_key succeeded: keyidx %u hw_key_idx %u " "flags %#10x\n", __func__, kc->keyidx, kc->hw_key_idx, kc->flags); return (1); } } static int lkpi_iv_key_delete(struct ieee80211vap *vap, const struct ieee80211_key *k) { /* XXX-BZ one day we should replace this iterating over VIFs, or node list? */ return (_lkpi_iv_key_set_delete(vap, k, DISABLE_KEY)); } static int lkpi_iv_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k) { return (_lkpi_iv_key_set_delete(vap, k, SET_KEY)); } #endif static u_int lkpi_ic_update_mcast_copy(void *arg, struct sockaddr_dl *sdl, u_int cnt) { struct netdev_hw_addr_list *mc_list; struct netdev_hw_addr *addr; KASSERT(arg != NULL && sdl != NULL, ("%s: arg %p sdl %p cnt %u\n", __func__, arg, sdl, cnt)); mc_list = arg; /* If it is on the list already skip it. */ netdev_hw_addr_list_for_each(addr, mc_list) { if (!memcmp(addr->addr, LLADDR(sdl), sdl->sdl_alen)) return (0); } addr = malloc(sizeof(*addr), M_LKPI80211, M_NOWAIT | M_ZERO); if (addr == NULL) return (0); INIT_LIST_HEAD(&addr->addr_list); memcpy(addr->addr, LLADDR(sdl), sdl->sdl_alen); /* XXX this should be a netdev function? */ list_add(&addr->addr_list, &mc_list->addr_list); mc_list->count++; #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) printf("%s:%d: mc_list count %d: added %6D\n", __func__, __LINE__, mc_list->count, addr->addr, ":"); #endif return (1); } static void lkpi_update_mcast_filter(struct ieee80211com *ic, bool force) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct netdev_hw_addr_list mc_list; struct list_head *le, *next; struct netdev_hw_addr *addr; struct ieee80211vap *vap; u64 mc; unsigned int changed_flags, total_flags; lhw = ic->ic_softc; if (lhw->ops->prepare_multicast == NULL || lhw->ops->configure_filter == NULL) return; if (!lhw->update_mc && !force) return; changed_flags = total_flags = 0; mc_list.count = 0; INIT_LIST_HEAD(&mc_list.addr_list); if (ic->ic_allmulti == 0) { TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) if_foreach_llmaddr(vap->iv_ifp, lkpi_ic_update_mcast_copy, &mc_list); } else { changed_flags |= FIF_ALLMULTI; } hw = LHW_TO_HW(lhw); mc = lkpi_80211_mo_prepare_multicast(hw, &mc_list); /* * XXX-BZ make sure to get this sorted what is a change, * what gets all set; what was already set? */ total_flags = changed_flags; lkpi_80211_mo_configure_filter(hw, changed_flags, &total_flags, mc); #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) printf("%s: changed_flags %#06x count %d total_flags %#010x\n", __func__, changed_flags, mc_list.count, total_flags); #endif if (mc_list.count != 0) { list_for_each_safe(le, next, &mc_list.addr_list) { addr = list_entry(le, struct netdev_hw_addr, addr_list); free(addr, M_LKPI80211); mc_list.count--; } } KASSERT(mc_list.count == 0, ("%s: mc_list %p count %d != 0\n", __func__, &mc_list, mc_list.count)); } static enum ieee80211_bss_changed lkpi_update_dtim_tsf(struct ieee80211_vif *vif, struct ieee80211_node *ni, struct ieee80211vap *vap, const char *_f, int _l) { enum ieee80211_bss_changed bss_changed; bss_changed = 0; #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) printf("%s:%d [%s:%d] assoc %d aid %d beacon_int %u " "dtim_period %u sync_dtim_count %u sync_tsf %ju " "sync_device_ts %u bss_changed %#08x\n", __func__, __LINE__, _f, _l, vif->cfg.assoc, vif->cfg.aid, vif->bss_conf.beacon_int, vif->bss_conf.dtim_period, vif->bss_conf.sync_dtim_count, (uintmax_t)vif->bss_conf.sync_tsf, vif->bss_conf.sync_device_ts, bss_changed); #endif if (vif->bss_conf.beacon_int != ni->ni_intval) { vif->bss_conf.beacon_int = ni->ni_intval; /* iwlwifi FW bug workaround; iwl_mvm_mac_sta_state. */ if (vif->bss_conf.beacon_int < 16) vif->bss_conf.beacon_int = 16; bss_changed |= BSS_CHANGED_BEACON_INT; } if (vif->bss_conf.dtim_period != vap->iv_dtim_period && vap->iv_dtim_period > 0) { vif->bss_conf.dtim_period = vap->iv_dtim_period; bss_changed |= BSS_CHANGED_BEACON_INFO; } vif->bss_conf.sync_dtim_count = vap->iv_dtim_count; vif->bss_conf.sync_tsf = le64toh(ni->ni_tstamp.tsf); /* vif->bss_conf.sync_device_ts = set in linuxkpi_ieee80211_rx. */ #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) printf("%s:%d [%s:%d] assoc %d aid %d beacon_int %u " "dtim_period %u sync_dtim_count %u sync_tsf %ju " "sync_device_ts %u bss_changed %#08x\n", __func__, __LINE__, _f, _l, vif->cfg.assoc, vif->cfg.aid, vif->bss_conf.beacon_int, vif->bss_conf.dtim_period, vif->bss_conf.sync_dtim_count, (uintmax_t)vif->bss_conf.sync_tsf, vif->bss_conf.sync_device_ts, bss_changed); #endif return (bss_changed); } static void lkpi_stop_hw_scan(struct lkpi_hw *lhw, struct ieee80211_vif *vif) { struct ieee80211_hw *hw; int error; bool cancel; LKPI_80211_LHW_SCAN_LOCK(lhw); cancel = (lhw->scan_flags & LKPI_LHW_SCAN_RUNNING) != 0; LKPI_80211_LHW_SCAN_UNLOCK(lhw); if (!cancel) return; hw = LHW_TO_HW(lhw); IEEE80211_UNLOCK(lhw->ic); LKPI_80211_LHW_LOCK(lhw); /* Need to cancel the scan. */ lkpi_80211_mo_cancel_hw_scan(hw, vif); LKPI_80211_LHW_UNLOCK(lhw); /* Need to make sure we see ieee80211_scan_completed. */ LKPI_80211_LHW_SCAN_LOCK(lhw); if ((lhw->scan_flags & LKPI_LHW_SCAN_RUNNING) != 0) error = msleep(lhw, &lhw->scan_mtx, 0, "lhwscanstop", hz/2); cancel = (lhw->scan_flags & LKPI_LHW_SCAN_RUNNING) != 0; LKPI_80211_LHW_SCAN_UNLOCK(lhw); IEEE80211_LOCK(lhw->ic); if (cancel) ic_printf(lhw->ic, "%s: failed to cancel scan: %d (%p, %p)\n", __func__, error, lhw, vif); } static void lkpi_hw_conf_idle(struct ieee80211_hw *hw, bool new) { struct lkpi_hw *lhw; int error; bool old; old = hw->conf.flags & IEEE80211_CONF_IDLE; if (old == new) return; hw->conf.flags ^= IEEE80211_CONF_IDLE; error = lkpi_80211_mo_config(hw, IEEE80211_CONF_CHANGE_IDLE); if (error != 0 && error != EOPNOTSUPP) { lhw = HW_TO_LHW(hw); ic_printf(lhw->ic, "ERROR: %s: config %#0x returned %d\n", __func__, IEEE80211_CONF_CHANGE_IDLE, error); } } static void lkpi_disassoc(struct ieee80211_sta *sta, struct ieee80211_vif *vif, struct lkpi_hw *lhw) { sta->aid = 0; if (vif->cfg.assoc) { struct ieee80211_hw *hw; enum ieee80211_bss_changed changed; lhw->update_mc = true; lkpi_update_mcast_filter(lhw->ic, true); changed = 0; vif->cfg.assoc = false; vif->cfg.aid = 0; changed |= BSS_CHANGED_ASSOC; /* * This will remove the sta from firmware for iwlwifi. * So confusing that they use state and flags and ... ^%$%#%$^. */ IMPROVE(); hw = LHW_TO_HW(lhw); lkpi_80211_mo_bss_info_changed(hw, vif, &vif->bss_conf, changed); lkpi_hw_conf_idle(hw, true); } } static void lkpi_wake_tx_queues(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool dequeue_seen, bool no_emptyq) { struct lkpi_txq *ltxq; int tid; /* Wake up all queues to know they are allocated in the driver. */ for (tid = 0; tid < nitems(sta->txq); tid++) { if (tid == IEEE80211_NUM_TIDS) { IMPROVE("station specific?"); if (!ieee80211_hw_check(hw, STA_MMPDU_TXQ)) continue; } else if (tid >= hw->queues) continue; if (sta->txq[tid] == NULL) continue; ltxq = TXQ_TO_LTXQ(sta->txq[tid]); if (dequeue_seen && !ltxq->seen_dequeue) continue; if (no_emptyq && skb_queue_empty(<xq->skbq)) continue; lkpi_80211_mo_wake_tx_queue(hw, sta->txq[tid]); } } /* -------------------------------------------------------------------------- */ static int lkpi_sta_state_do_nada(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { return (0); } /* lkpi_iv_newstate() handles the stop scan case generally. */ #define lkpi_sta_scan_to_init(_v, _n, _a) lkpi_sta_state_do_nada(_v, _n, _a) static int lkpi_sta_scan_to_auth(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { struct linuxkpi_ieee80211_channel *chan; struct lkpi_chanctx *lchanctx; struct ieee80211_chanctx_conf *conf; struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_node *ni; struct lkpi_sta *lsta; enum ieee80211_bss_changed bss_changed; struct ieee80211_prep_tx_info prep_tx_info; uint32_t changed; int error; chan = lkpi_get_lkpi80211_chan(vap->iv_ic, vap->iv_bss); if (chan == NULL) { ic_printf(vap->iv_ic, "%s: failed to get channel\n", __func__); return (ESRCH); } lhw = vap->iv_ic->ic_softc; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); ni = ieee80211_ref_node(vap->iv_bss); IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); /* Add chanctx (or if exists, change it). */ if (vif->chanctx_conf != NULL) { conf = vif->chanctx_conf; lchanctx = CHANCTX_CONF_TO_LCHANCTX(conf); IMPROVE("diff changes for changed, working on live copy, rcu"); } else { /* Keep separate alloc as in Linux this is rcu managed? */ lchanctx = malloc(sizeof(*lchanctx) + hw->chanctx_data_size, M_LKPI80211, M_WAITOK | M_ZERO); conf = &lchanctx->conf; } conf->rx_chains_dynamic = 1; conf->rx_chains_static = 1; conf->radar_enabled = (chan->flags & IEEE80211_CHAN_RADAR) ? true : false; conf->def.chan = chan; conf->def.width = NL80211_CHAN_WIDTH_20_NOHT; conf->def.center_freq1 = chan->center_freq; conf->def.center_freq2 = 0; /* Responder ... */ conf->min_def.chan = chan; conf->min_def.width = NL80211_CHAN_WIDTH_20_NOHT; conf->min_def.center_freq1 = chan->center_freq; conf->min_def.center_freq2 = 0; IMPROVE("currently 20_NOHT only"); /* Set bss info (bss_info_changed). */ bss_changed = 0; vif->bss_conf.bssid = ni->ni_bssid; bss_changed |= BSS_CHANGED_BSSID; vif->bss_conf.txpower = ni->ni_txpower; bss_changed |= BSS_CHANGED_TXPOWER; vif->cfg.idle = false; bss_changed |= BSS_CHANGED_IDLE; /* vif->bss_conf.basic_rates ? Where exactly? */ /* Should almost assert it is this. */ vif->cfg.assoc = false; vif->cfg.aid = 0; bss_changed |= lkpi_update_dtim_tsf(vif, ni, vap, __func__, __LINE__); error = 0; if (vif->chanctx_conf != NULL) { changed = IEEE80211_CHANCTX_CHANGE_MIN_WIDTH; changed |= IEEE80211_CHANCTX_CHANGE_RADAR; changed |= IEEE80211_CHANCTX_CHANGE_RX_CHAINS; changed |= IEEE80211_CHANCTX_CHANGE_WIDTH; lkpi_80211_mo_change_chanctx(hw, conf, changed); } else { error = lkpi_80211_mo_add_chanctx(hw, conf); if (error == 0 || error == EOPNOTSUPP) { vif->bss_conf.chandef.chan = conf->def.chan; vif->bss_conf.chandef.width = conf->def.width; vif->bss_conf.chandef.center_freq1 = conf->def.center_freq1; vif->bss_conf.chandef.center_freq2 = conf->def.center_freq2; } else { goto out; } vif->bss_conf.chanctx_conf = conf; /* Assign vif chanctx. */ if (error == 0) error = lkpi_80211_mo_assign_vif_chanctx(hw, vif, &vif->bss_conf, conf); if (error == EOPNOTSUPP) error = 0; if (error != 0) { lkpi_80211_mo_remove_chanctx(hw, conf); lchanctx = CHANCTX_CONF_TO_LCHANCTX(conf); free(lchanctx, M_LKPI80211); goto out; } } IMPROVE("update radiotap chan fields too"); /* RATES */ IMPROVE("bss info: not all needs to come now and rates are missing"); lkpi_80211_mo_bss_info_changed(hw, vif, &vif->bss_conf, bss_changed); /* * This is a bandaid for now. If we went through (*iv_update_bss)() * and then removed the lsta we end up here without a lsta and have * to manually allocate and link it in as lkpi_ic_node_alloc()/init() * would normally do. * XXX-BZ I do not like this but currently we have no good way of * intercepting the bss swap and state changes and packets going out * workflow so live with this. It is a compat layer after all. */ if (ni->ni_drv_data == NULL) { lsta = lkpi_lsta_alloc(vap, ni->ni_macaddr, hw, ni); if (lsta == NULL) { error = ENOMEM; goto out; } lsta->ni = ieee80211_ref_node(ni); } else { lsta = ni->ni_drv_data; } /* Insert the [l]sta into the list of known stations. */ LKPI_80211_LVIF_LOCK(lvif); TAILQ_INSERT_TAIL(&lvif->lsta_head, lsta, lsta_entry); LKPI_80211_LVIF_UNLOCK(lvif); /* Add (or adjust) sta and change state (from NOTEXIST) to NONE. */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_NOTEXIST, ("%s: lsta %p state not " "NOTEXIST: %#x\n", __func__, lsta, lsta->state)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_NONE); if (error != 0) { IMPROVE("do we need to undo the chan ctx?"); goto out; } #if 0 lsta->added_to_drv = true; /* mo manages. */ #endif lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* * Wakeup all queues now that sta is there so we have as much time to * possibly prepare the queue in the driver to be ready for the 1st * packet; lkpi_80211_txq_tx_one() still has a workaround as there * is no guarantee or way to check. * XXX-BZ and by now we know that this does not work on all drivers * for all queues. */ lkpi_wake_tx_queues(hw, LSTA_TO_STA(lsta), false, false); /* Start mgd_prepare_tx. */ memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.duration = PREP_TX_INFO_DURATION; lkpi_80211_mo_mgd_prepare_tx(hw, vif, &prep_tx_info); lsta->in_mgd = true; /* * What is going to happen next: * - .. we should end up in "auth_to_assoc" * - event_callback * - update sta_state (NONE to AUTH) * - mgd_complete_tx * (ideally we'd do that on a callback for something else ...) */ out: LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); if (ni != NULL) ieee80211_free_node(ni); return (error); } static int lkpi_sta_auth_to_scan(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_node *ni; struct lkpi_sta *lsta; struct ieee80211_sta *sta; struct ieee80211_prep_tx_info prep_tx_info; int error; lhw = vap->iv_ic->ic_softc; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); /* Keep ni around. */ ni = ieee80211_ref_node(vap->iv_bss); lsta = ni->ni_drv_data; sta = LSTA_TO_STA(lsta); lkpi_lsta_dump(lsta, ni, __func__, __LINE__); IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); /* flush, drop. */ lkpi_80211_mo_flush(hw, vif, nitems(sta->txq), true); /* Wake tx queues to get packet(s) out. */ lkpi_wake_tx_queues(hw, sta, true, true); /* flush, no drop */ lkpi_80211_mo_flush(hw, vif, nitems(sta->txq), false); /* End mgd_complete_tx. */ if (lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.success = false; lkpi_80211_mo_mgd_complete_tx(hw, vif, &prep_tx_info); lsta->in_mgd = false; } /* sync_rx_queues */ lkpi_80211_mo_sync_rx_queues(hw); /* sta_pre_rcu_remove */ lkpi_80211_mo_sta_pre_rcu_remove(hw, vif, sta); /* Take the station down. */ /* Adjust sta and change state (from NONE) to NOTEXIST. */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_NONE, ("%s: lsta %p state not " "NONE: %#x, nstate %d arg %d\n", __func__, lsta, lsta->state, nstate, arg)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_NOTEXIST); if (error != 0) { IMPROVE("do we need to undo the chan ctx?"); goto out; } #if 0 lsta->added_to_drv = false; /* mo manages. */ #endif lkpi_lsta_dump(lsta, ni, __func__, __LINE__); lkpi_lsta_remove(lsta, lvif); /* conf_tx */ /* Take the chan ctx down. */ if (vif->chanctx_conf != NULL) { struct lkpi_chanctx *lchanctx; struct ieee80211_chanctx_conf *conf; conf = vif->chanctx_conf; /* Remove vif context. */ lkpi_80211_mo_unassign_vif_chanctx(hw, vif, &vif->bss_conf, &vif->chanctx_conf); /* NB: vif->chanctx_conf is NULL now. */ /* Remove chan ctx. */ lkpi_80211_mo_remove_chanctx(hw, conf); lchanctx = CHANCTX_CONF_TO_LCHANCTX(conf); free(lchanctx, M_LKPI80211); } out: LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); if (ni != NULL) ieee80211_free_node(ni); return (error); } static int lkpi_sta_auth_to_init(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { int error; error = lkpi_sta_auth_to_scan(vap, nstate, arg); if (error == 0) error = lkpi_sta_scan_to_init(vap, nstate, arg); return (error); } static int lkpi_sta_auth_to_assoc(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_node *ni; struct lkpi_sta *lsta; struct ieee80211_prep_tx_info prep_tx_info; int error; lhw = vap->iv_ic->ic_softc; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); ni = NULL; /* Finish auth. */ IMPROVE("event callback"); /* Update sta_state (NONE to AUTH). */ ni = ieee80211_ref_node(vap->iv_bss); lsta = ni->ni_drv_data; KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_NONE, ("%s: lsta %p state not " "NONE: %#x\n", __func__, lsta, lsta->state)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_AUTH); if (error != 0) goto out; /* End mgd_complete_tx. */ if (lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.success = true; lkpi_80211_mo_mgd_complete_tx(hw, vif, &prep_tx_info); lsta->in_mgd = false; } /* Now start assoc. */ /* Start mgd_prepare_tx. */ if (!lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.duration = PREP_TX_INFO_DURATION; lkpi_80211_mo_mgd_prepare_tx(hw, vif, &prep_tx_info); lsta->in_mgd = true; } /* Wake tx queue to get packet out. */ lkpi_wake_tx_queues(hw, LSTA_TO_STA(lsta), true, true); /* * .. we end up in "assoc_to_run" * - update sta_state (AUTH to ASSOC) * - conf_tx [all] * - bss_info_changed (assoc, aid, ssid, ..) * - change_chanctx (if needed) * - event_callback * - mgd_complete_tx */ out: LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); if (ni != NULL) ieee80211_free_node(ni); return (error); } /* auth_to_auth, assoc_to_assoc. */ static int lkpi_sta_a_to_a(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_node *ni; struct lkpi_sta *lsta; struct ieee80211_prep_tx_info prep_tx_info; lhw = vap->iv_ic->ic_softc; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); ni = ieee80211_ref_node(vap->iv_bss); IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); lsta = ni->ni_drv_data; IMPROVE("event callback?"); /* End mgd_complete_tx. */ if (lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.success = false; lkpi_80211_mo_mgd_complete_tx(hw, vif, &prep_tx_info); lsta->in_mgd = false; } /* Now start assoc. */ /* Start mgd_prepare_tx. */ if (!lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.duration = PREP_TX_INFO_DURATION; lkpi_80211_mo_mgd_prepare_tx(hw, vif, &prep_tx_info); lsta->in_mgd = true; } LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); if (ni != NULL) ieee80211_free_node(ni); return (0); } static int _lkpi_sta_assoc_to_down(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_node *ni; struct lkpi_sta *lsta; struct ieee80211_sta *sta; struct ieee80211_prep_tx_info prep_tx_info; enum ieee80211_bss_changed bss_changed; int error; lhw = vap->iv_ic->ic_softc; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); /* Keep ni around. */ ni = ieee80211_ref_node(vap->iv_bss); lsta = ni->ni_drv_data; sta = LSTA_TO_STA(lsta); lkpi_lsta_dump(lsta, ni, __func__, __LINE__); IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); /* flush, drop. */ lkpi_80211_mo_flush(hw, vif, nitems(sta->txq), true); IMPROVE("What are the proper conditions for DEAUTH_NEED_MGD_TX_PREP?"); if (ieee80211_hw_check(hw, DEAUTH_NEED_MGD_TX_PREP) && !lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.duration = PREP_TX_INFO_DURATION; lkpi_80211_mo_mgd_prepare_tx(hw, vif, &prep_tx_info); lsta->in_mgd = true; } LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); /* Call iv_newstate first so we get potential DISASSOC packet out. */ error = lvif->iv_newstate(vap, nstate, arg); if (error != 0) goto outni; IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Wake tx queues to get packet(s) out. */ lkpi_wake_tx_queues(hw, sta, true, true); /* flush, no drop */ lkpi_80211_mo_flush(hw, vif, nitems(sta->txq), false); /* End mgd_complete_tx. */ if (lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.success = false; lkpi_80211_mo_mgd_complete_tx(hw, vif, &prep_tx_info); lsta->in_mgd = false; } /* sync_rx_queues */ lkpi_80211_mo_sync_rx_queues(hw); /* sta_pre_rcu_remove */ lkpi_80211_mo_sta_pre_rcu_remove(hw, vif, sta); /* Take the station down. */ /* Update sta and change state (from AUTH) to NONE. */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_AUTH, ("%s: lsta %p state not " "AUTH: %#x\n", __func__, lsta, lsta->state)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_NONE); if (error != 0) goto out; lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Adjust sta and change state (from NONE) to NOTEXIST. */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_NONE, ("%s: lsta %p state not " "NONE: %#x, nstate %d arg %d\n", __func__, lsta, lsta->state, nstate, arg)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_NOTEXIST); if (error != 0) { IMPROVE("do we need to undo the chan ctx?"); goto out; } #if 0 lsta->added_to_drv = false; /* mo manages. */ #endif lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Update bss info (bss_info_changed) (assoc, aid, ..). */ /* We need to do this now, can only do after sta is IEEE80211_STA_NOTEXIST. */ lkpi_disassoc(sta, vif, lhw); IMPROVE("Any bss_info changes to announce?"); bss_changed = 0; vif->bss_conf.qos = 0; bss_changed |= BSS_CHANGED_QOS; vif->cfg.ssid_len = 0; memset(vif->cfg.ssid, '\0', sizeof(vif->cfg.ssid)); bss_changed |= BSS_CHANGED_BSSID; lkpi_80211_mo_bss_info_changed(hw, vif, &vif->bss_conf, bss_changed); lkpi_lsta_remove(lsta, lvif); /* conf_tx */ /* Take the chan ctx down. */ if (vif->chanctx_conf != NULL) { struct lkpi_chanctx *lchanctx; struct ieee80211_chanctx_conf *conf; conf = vif->chanctx_conf; /* Remove vif context. */ lkpi_80211_mo_unassign_vif_chanctx(hw, vif, &vif->bss_conf, &vif->chanctx_conf); /* NB: vif->chanctx_conf is NULL now. */ /* Remove chan ctx. */ lkpi_80211_mo_remove_chanctx(hw, conf); lchanctx = CHANCTX_CONF_TO_LCHANCTX(conf); free(lchanctx, M_LKPI80211); } error = EALREADY; out: LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); outni: if (ni != NULL) ieee80211_free_node(ni); return (error); } static int lkpi_sta_assoc_to_auth(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { int error; error = _lkpi_sta_assoc_to_down(vap, nstate, arg); if (error != 0 && error != EALREADY) return (error); /* At this point iv_bss is long a new node! */ error |= lkpi_sta_scan_to_auth(vap, nstate, 0); return (error); } static int lkpi_sta_assoc_to_scan(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { int error; error = _lkpi_sta_assoc_to_down(vap, nstate, arg); return (error); } static int lkpi_sta_assoc_to_init(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { int error; error = _lkpi_sta_assoc_to_down(vap, nstate, arg); return (error); } static int lkpi_sta_assoc_to_run(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_node *ni; struct lkpi_sta *lsta; struct ieee80211_sta *sta; struct ieee80211_prep_tx_info prep_tx_info; enum ieee80211_bss_changed bss_changed; int error; lhw = vap->iv_ic->ic_softc; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); ni = NULL; IMPROVE("ponder some of this moved to ic_newassoc, scan_assoc_success, " "and to lesser extend ieee80211_notify_node_join"); /* Finish assoc. */ /* Update sta_state (AUTH to ASSOC) and set aid. */ ni = ieee80211_ref_node(vap->iv_bss); lsta = ni->ni_drv_data; KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_AUTH, ("%s: lsta %p state not " "AUTH: %#x\n", __func__, lsta, lsta->state)); sta = LSTA_TO_STA(lsta); sta->aid = IEEE80211_NODE_AID(ni); #ifdef LKPI_80211_WME if (vap->iv_flags & IEEE80211_F_WME) sta->wme = true; #endif error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_ASSOC); if (error != 0) goto out; IMPROVE("wme / conf_tx [all]"); /* Update bss info (bss_info_changed) (assoc, aid, ..). */ bss_changed = 0; #ifdef LKPI_80211_WME bss_changed |= lkpi_wme_update(lhw, vap, true); #endif if (!vif->cfg.assoc || vif->cfg.aid != IEEE80211_NODE_AID(ni)) { vif->cfg.assoc = true; vif->cfg.aid = IEEE80211_NODE_AID(ni); bss_changed |= BSS_CHANGED_ASSOC; } /* We set SSID but this is not BSSID! */ vif->cfg.ssid_len = ni->ni_esslen; memcpy(vif->cfg.ssid, ni->ni_essid, ni->ni_esslen); if ((vap->iv_flags & IEEE80211_F_SHPREAMBLE) != vif->bss_conf.use_short_preamble) { vif->bss_conf.use_short_preamble ^= 1; /* bss_changed |= BSS_CHANGED_??? */ } if ((vap->iv_flags & IEEE80211_F_SHSLOT) != vif->bss_conf.use_short_slot) { vif->bss_conf.use_short_slot ^= 1; /* bss_changed |= BSS_CHANGED_??? */ } if ((ni->ni_flags & IEEE80211_NODE_QOS) != vif->bss_conf.qos) { vif->bss_conf.qos ^= 1; bss_changed |= BSS_CHANGED_QOS; } bss_changed |= lkpi_update_dtim_tsf(vif, ni, vap, __func__, __LINE__); lkpi_80211_mo_bss_info_changed(hw, vif, &vif->bss_conf, bss_changed); /* - change_chanctx (if needed) * - event_callback */ /* End mgd_complete_tx. */ if (lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.success = true; lkpi_80211_mo_mgd_complete_tx(hw, vif, &prep_tx_info); lsta->in_mgd = false; } lkpi_hw_conf_idle(hw, false); /* * And then: * - (more packets)? * - set_key * - set_default_unicast_key * - set_key (?) * - ipv6_addr_change (?) */ /* Prepare_multicast && configure_filter. */ lhw->update_mc = true; lkpi_update_mcast_filter(vap->iv_ic, true); if (!ieee80211_node_is_authorized(ni)) { IMPROVE("net80211 does not consider node authorized"); } /* Update sta_state (ASSOC to AUTHORIZED). */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_ASSOC, ("%s: lsta %p state not " "ASSOC: %#x\n", __func__, lsta, lsta->state)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_AUTHORIZED); if (error != 0) { IMPROVE("undo some changes?"); goto out; } /* - drv_config (?) * - bss_info_changed * - set_rekey_data (?) * * And now we should be passing packets. */ IMPROVE("Need that bssid setting, and the keys"); bss_changed = 0; bss_changed |= lkpi_update_dtim_tsf(vif, ni, vap, __func__, __LINE__); lkpi_80211_mo_bss_info_changed(hw, vif, &vif->bss_conf, bss_changed); out: LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); if (ni != NULL) ieee80211_free_node(ni); return (error); } static int lkpi_sta_auth_to_run(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { int error; error = lkpi_sta_auth_to_assoc(vap, nstate, arg); if (error == 0) error = lkpi_sta_assoc_to_run(vap, nstate, arg); return (error); } static int lkpi_sta_run_to_assoc(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_node *ni; struct lkpi_sta *lsta; struct ieee80211_sta *sta; struct ieee80211_prep_tx_info prep_tx_info; #if 0 enum ieee80211_bss_changed bss_changed; #endif int error; lhw = vap->iv_ic->ic_softc; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); /* Keep ni around. */ ni = ieee80211_ref_node(vap->iv_bss); lsta = ni->ni_drv_data; sta = LSTA_TO_STA(lsta); lkpi_lsta_dump(lsta, ni, __func__, __LINE__); IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); /* flush, drop. */ lkpi_80211_mo_flush(hw, vif, nitems(sta->txq), true); IMPROVE("What are the proper conditions for DEAUTH_NEED_MGD_TX_PREP?"); if (ieee80211_hw_check(hw, DEAUTH_NEED_MGD_TX_PREP) && !lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.duration = PREP_TX_INFO_DURATION; lkpi_80211_mo_mgd_prepare_tx(hw, vif, &prep_tx_info); lsta->in_mgd = true; } LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); /* Call iv_newstate first so we get potential DISASSOC packet out. */ error = lvif->iv_newstate(vap, nstate, arg); if (error != 0) goto outni; IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Wake tx queues to get packet(s) out. */ lkpi_wake_tx_queues(hw, sta, true, true); /* flush, no drop */ lkpi_80211_mo_flush(hw, vif, nitems(sta->txq), false); /* End mgd_complete_tx. */ if (lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.success = false; lkpi_80211_mo_mgd_complete_tx(hw, vif, &prep_tx_info); lsta->in_mgd = false; } #if 0 /* sync_rx_queues */ lkpi_80211_mo_sync_rx_queues(hw); /* sta_pre_rcu_remove */ lkpi_80211_mo_sta_pre_rcu_remove(hw, vif, sta); #endif /* Take the station down. */ /* Adjust sta and change state (from AUTHORIZED) to ASSOC. */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_AUTHORIZED, ("%s: lsta %p state not " "AUTHORIZED: %#x\n", __func__, lsta, lsta->state)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_ASSOC); if (error != 0) goto out; lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Update sta_state (ASSOC to AUTH). */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_ASSOC, ("%s: lsta %p state not " "ASSOC: %#x\n", __func__, lsta, lsta->state)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_AUTH); if (error != 0) goto out; lkpi_lsta_dump(lsta, ni, __func__, __LINE__); #if 0 /* Update bss info (bss_info_changed) (assoc, aid, ..). */ lkpi_disassoc(sta, vif, lhw); #endif error = EALREADY; out: LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); outni: if (ni != NULL) ieee80211_free_node(ni); return (error); } static int lkpi_sta_run_to_init(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_node *ni; struct lkpi_sta *lsta; struct ieee80211_sta *sta; struct ieee80211_prep_tx_info prep_tx_info; enum ieee80211_bss_changed bss_changed; int error; lhw = vap->iv_ic->ic_softc; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); /* Keep ni around. */ ni = ieee80211_ref_node(vap->iv_bss); lsta = ni->ni_drv_data; sta = LSTA_TO_STA(lsta); lkpi_lsta_dump(lsta, ni, __func__, __LINE__); IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); /* flush, drop. */ lkpi_80211_mo_flush(hw, vif, nitems(sta->txq), true); IMPROVE("What are the proper conditions for DEAUTH_NEED_MGD_TX_PREP?"); if (ieee80211_hw_check(hw, DEAUTH_NEED_MGD_TX_PREP) && !lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.duration = PREP_TX_INFO_DURATION; lkpi_80211_mo_mgd_prepare_tx(hw, vif, &prep_tx_info); lsta->in_mgd = true; } LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); /* Call iv_newstate first so we get potential DISASSOC packet out. */ error = lvif->iv_newstate(vap, nstate, arg); if (error != 0) goto outni; IEEE80211_UNLOCK(vap->iv_ic); LKPI_80211_LHW_LOCK(lhw); lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Wake tx queues to get packet(s) out. */ lkpi_wake_tx_queues(hw, sta, true, true); /* flush, no drop */ lkpi_80211_mo_flush(hw, vif, nitems(sta->txq), false); /* End mgd_complete_tx. */ if (lsta->in_mgd) { memset(&prep_tx_info, 0, sizeof(prep_tx_info)); prep_tx_info.success = false; lkpi_80211_mo_mgd_complete_tx(hw, vif, &prep_tx_info); lsta->in_mgd = false; } /* sync_rx_queues */ lkpi_80211_mo_sync_rx_queues(hw); /* sta_pre_rcu_remove */ lkpi_80211_mo_sta_pre_rcu_remove(hw, vif, sta); /* Take the station down. */ /* Adjust sta and change state (from AUTHORIZED) to ASSOC. */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_AUTHORIZED, ("%s: lsta %p state not " "AUTHORIZED: %#x\n", __func__, lsta, lsta->state)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_ASSOC); if (error != 0) goto out; lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Update sta_state (ASSOC to AUTH). */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_ASSOC, ("%s: lsta %p state not " "ASSOC: %#x\n", __func__, lsta, lsta->state)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_AUTH); if (error != 0) goto out; lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Update sta and change state (from AUTH) to NONE. */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_AUTH, ("%s: lsta %p state not " "AUTH: %#x\n", __func__, lsta, lsta->state)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_NONE); if (error != 0) goto out; lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Adjust sta and change state (from NONE) to NOTEXIST. */ KASSERT(lsta != NULL, ("%s: ni %p lsta is NULL\n", __func__, ni)); KASSERT(lsta->state == IEEE80211_STA_NONE, ("%s: lsta %p state not " "NONE: %#x, nstate %d arg %d\n", __func__, lsta, lsta->state, nstate, arg)); error = lkpi_80211_mo_sta_state(hw, vif, lsta, IEEE80211_STA_NOTEXIST); if (error != 0) { IMPROVE("do we need to undo the chan ctx?"); goto out; } #if 0 lsta->added_to_drv = false; /* mo manages. */ #endif lkpi_lsta_dump(lsta, ni, __func__, __LINE__); /* Update bss info (bss_info_changed) (assoc, aid, ..). */ /* * One would expect this to happen when going off AUTHORIZED. * See comment there; removes the sta from fw. */ lkpi_disassoc(sta, vif, lhw); IMPROVE("Any bss_info changes to announce?"); bss_changed = 0; vif->bss_conf.qos = 0; bss_changed |= BSS_CHANGED_QOS; vif->cfg.ssid_len = 0; memset(vif->cfg.ssid, '\0', sizeof(vif->cfg.ssid)); bss_changed |= BSS_CHANGED_BSSID; lkpi_80211_mo_bss_info_changed(hw, vif, &vif->bss_conf, bss_changed); lkpi_lsta_remove(lsta, lvif); /* conf_tx */ /* Take the chan ctx down. */ if (vif->chanctx_conf != NULL) { struct lkpi_chanctx *lchanctx; struct ieee80211_chanctx_conf *conf; conf = vif->chanctx_conf; /* Remove vif context. */ lkpi_80211_mo_unassign_vif_chanctx(hw, vif, &vif->bss_conf, &vif->chanctx_conf); /* NB: vif->chanctx_conf is NULL now. */ /* Remove chan ctx. */ lkpi_80211_mo_remove_chanctx(hw, conf); lchanctx = CHANCTX_CONF_TO_LCHANCTX(conf); free(lchanctx, M_LKPI80211); } error = EALREADY; out: LKPI_80211_LHW_UNLOCK(lhw); IEEE80211_LOCK(vap->iv_ic); outni: if (ni != NULL) ieee80211_free_node(ni); return (error); } static int lkpi_sta_run_to_scan(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { return (lkpi_sta_run_to_init(vap, nstate, arg)); } static int lkpi_sta_run_to_auth(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { int error; error = lkpi_sta_run_to_init(vap, nstate, arg); if (error != 0 && error != EALREADY) return (error); /* At this point iv_bss is long a new node! */ error |= lkpi_sta_scan_to_auth(vap, nstate, 0); return (error); } /* -------------------------------------------------------------------------- */ /* * The matches the documented state changes in net80211::sta_newstate(). * XXX (1) without CSA and SLEEP yet, * XXX (2) not all unhandled cases * there are "invalid" (so there is a room for failure here). */ struct fsm_state { /* INIT, SCAN, AUTH, ASSOC, CAC, RUN, CSA, SLEEP */ enum ieee80211_state ostate; enum ieee80211_state nstate; int (*handler)(struct ieee80211vap *, enum ieee80211_state, int); } sta_state_fsm[] = { { IEEE80211_S_INIT, IEEE80211_S_INIT, lkpi_sta_state_do_nada }, { IEEE80211_S_SCAN, IEEE80211_S_INIT, lkpi_sta_state_do_nada }, /* scan_to_init */ { IEEE80211_S_AUTH, IEEE80211_S_INIT, lkpi_sta_auth_to_init }, /* not explicitly in sta_newstate() */ { IEEE80211_S_ASSOC, IEEE80211_S_INIT, lkpi_sta_assoc_to_init }, /* Send DEAUTH. */ { IEEE80211_S_RUN, IEEE80211_S_INIT, lkpi_sta_run_to_init }, /* Send DISASSOC. */ { IEEE80211_S_INIT, IEEE80211_S_SCAN, lkpi_sta_state_do_nada }, { IEEE80211_S_SCAN, IEEE80211_S_SCAN, lkpi_sta_state_do_nada }, { IEEE80211_S_AUTH, IEEE80211_S_SCAN, lkpi_sta_auth_to_scan }, { IEEE80211_S_ASSOC, IEEE80211_S_SCAN, lkpi_sta_assoc_to_scan }, { IEEE80211_S_RUN, IEEE80211_S_SCAN, lkpi_sta_run_to_scan }, /* Beacon miss. */ { IEEE80211_S_INIT, IEEE80211_S_AUTH, lkpi_sta_scan_to_auth }, /* Send AUTH. */ { IEEE80211_S_SCAN, IEEE80211_S_AUTH, lkpi_sta_scan_to_auth }, /* Send AUTH. */ { IEEE80211_S_AUTH, IEEE80211_S_AUTH, lkpi_sta_a_to_a }, /* Send ?AUTH. */ { IEEE80211_S_ASSOC, IEEE80211_S_AUTH, lkpi_sta_assoc_to_auth }, /* Send ?AUTH. */ { IEEE80211_S_RUN, IEEE80211_S_AUTH, lkpi_sta_run_to_auth }, /* Send ?AUTH. */ { IEEE80211_S_AUTH, IEEE80211_S_ASSOC, lkpi_sta_auth_to_assoc }, /* Send ASSOCREQ. */ { IEEE80211_S_ASSOC, IEEE80211_S_ASSOC, lkpi_sta_a_to_a }, /* Send ASSOCREQ. */ { IEEE80211_S_RUN, IEEE80211_S_ASSOC, lkpi_sta_run_to_assoc }, /* Send ASSOCREQ/REASSOCREQ. */ { IEEE80211_S_AUTH, IEEE80211_S_RUN, lkpi_sta_auth_to_run }, { IEEE80211_S_ASSOC, IEEE80211_S_RUN, lkpi_sta_assoc_to_run }, { IEEE80211_S_RUN, IEEE80211_S_RUN, lkpi_sta_state_do_nada }, /* Dummy at the end without handler. */ { IEEE80211_S_INIT, IEEE80211_S_INIT, NULL }, }; static int lkpi_iv_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) { struct ieee80211com *ic; struct lkpi_hw *lhw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct fsm_state *s; enum ieee80211_state ostate; int error; ic = vap->iv_ic; IEEE80211_LOCK_ASSERT(ic); ostate = vap->iv_state; #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) ic_printf(vap->iv_ic, "%s:%d: vap %p nstate %#x arg %#x\n", __func__, __LINE__, vap, nstate, arg); #endif if (vap->iv_opmode == IEEE80211_M_STA) { lhw = ic->ic_softc; lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); /* No need to replicate this in most state handlers. */ if (ostate == IEEE80211_S_SCAN && nstate != IEEE80211_S_SCAN) lkpi_stop_hw_scan(lhw, vif); s = sta_state_fsm; } else { ic_printf(vap->iv_ic, "%s: only station mode currently supported: " "cap %p iv_opmode %d\n", __func__, vap, vap->iv_opmode); return (ENOSYS); } error = 0; for (; s->handler != NULL; s++) { if (ostate == s->ostate && nstate == s->nstate) { #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) ic_printf(vap->iv_ic, "%s: new state %d (%s) ->" " %d (%s): arg %d.\n", __func__, ostate, ieee80211_state_name[ostate], nstate, ieee80211_state_name[nstate], arg); #endif error = s->handler(vap, nstate, arg); break; } } IEEE80211_LOCK_ASSERT(vap->iv_ic); if (s->handler == NULL) { IMPROVE("turn this into a KASSERT\n"); ic_printf(vap->iv_ic, "%s: unsupported state transition " "%d (%s) -> %d (%s)\n", __func__, ostate, ieee80211_state_name[ostate], nstate, ieee80211_state_name[nstate]); return (ENOSYS); } if (error == EALREADY) { #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) ic_printf(vap->iv_ic, "%s: state transition %d (%s) -> " "%d (%s): iv_newstate already handled: %d.\n", __func__, ostate, ieee80211_state_name[ostate], nstate, ieee80211_state_name[nstate], error); #endif return (0); } if (error != 0) { /* XXX-BZ currently expected so ignore. */ ic_printf(vap->iv_ic, "%s: error %d during state transition " "%d (%s) -> %d (%s)\n", __func__, error, ostate, ieee80211_state_name[ostate], nstate, ieee80211_state_name[nstate]); /* return (error); */ } #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) ic_printf(vap->iv_ic, "%s:%d: vap %p nstate %#x arg %#x " "calling net80211 parent\n", __func__, __LINE__, vap, nstate, arg); #endif return (lvif->iv_newstate(vap, nstate, arg)); } /* -------------------------------------------------------------------------- */ /* * We overload (*iv_update_bss) as otherwise we have cases in, e.g., * net80211::ieee80211_sta_join1() where vap->iv_bss gets replaced by a * new node without us knowing and thus our ni/lsta are out of sync. */ static struct ieee80211_node * lkpi_iv_update_bss(struct ieee80211vap *vap, struct ieee80211_node *ni) { struct lkpi_vif *lvif; struct ieee80211_node *obss; struct lkpi_sta *lsta; struct ieee80211_sta *sta; obss = vap->iv_bss; #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) ic_printf(vap->iv_ic, "%s: obss %p ni_drv_data %p " "ni %p ni_drv_data %p\n", __func__, obss, (obss != NULL) ? obss->ni_drv_data : NULL, ni, (ni != NULL) ? ni->ni_drv_data : NULL); #endif /* Nothing to copy from. Just return. */ if (obss == NULL || obss->ni_drv_data == NULL) goto out; /* Nothing to copy to. Just return. */ IMPROVE("clearing the obss might still be needed?"); if (ni == NULL) goto out; /* Nothing changed? panic? */ if (obss == ni) goto out; lsta = obss->ni_drv_data; obss->ni_drv_data = ni->ni_drv_data; ni->ni_drv_data = lsta; if (lsta != NULL) { lsta->ni = ni; sta = LSTA_TO_STA(lsta); IEEE80211_ADDR_COPY(sta->addr, lsta->ni->ni_macaddr); IEEE80211_ADDR_COPY(sta->deflink.addr, sta->addr); } lsta = obss->ni_drv_data; if (lsta != NULL) { lsta->ni = obss; sta = LSTA_TO_STA(lsta); IEEE80211_ADDR_COPY(sta->addr, lsta->ni->ni_macaddr); IEEE80211_ADDR_COPY(sta->deflink.addr, sta->addr); } out: lvif = VAP_TO_LVIF(vap); return (lvif->iv_update_bss(vap, ni)); } #ifdef LKPI_80211_WME static int lkpi_wme_update(struct lkpi_hw *lhw, struct ieee80211vap *vap, bool planned) { struct ieee80211com *ic; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct chanAccParams chp; struct wmeParams wmeparr[WME_NUM_AC]; struct ieee80211_tx_queue_params txqp; enum ieee80211_bss_changed changed; int error; uint16_t ac; IMPROVE(); KASSERT(WME_NUM_AC == IEEE80211_NUM_ACS, ("%s: WME_NUM_AC %d != " "IEEE80211_NUM_ACS %d\n", __func__, WME_NUM_AC, IEEE80211_NUM_ACS)); if (vap == NULL) return (0); if ((vap->iv_flags & IEEE80211_F_WME) == 0) return (0); if (lhw->ops->conf_tx == NULL) return (0); if (!planned && (vap->iv_state != IEEE80211_S_RUN)) { lhw->update_wme = true; return (0); } lhw->update_wme = false; ic = lhw->ic; ieee80211_wme_ic_getparams(ic, &chp); IEEE80211_LOCK(ic); for (ac = 0; ac < WME_NUM_AC; ac++) wmeparr[ac] = chp.cap_wmeParams[ac]; IEEE80211_UNLOCK(ic); hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); /* Configure tx queues (conf_tx) & send BSS_CHANGED_QOS. */ LKPI_80211_LHW_LOCK(lhw); for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { struct wmeParams *wmep; wmep = &wmeparr[ac]; bzero(&txqp, sizeof(txqp)); txqp.cw_min = wmep->wmep_logcwmin; txqp.cw_max = wmep->wmep_logcwmax; txqp.txop = wmep->wmep_txopLimit; txqp.aifs = wmep->wmep_aifsn; error = lkpi_80211_mo_conf_tx(hw, vif, /* link_id */0, ac, &txqp); if (error != 0) ic_printf(ic, "%s: conf_tx ac %u failed %d\n", __func__, ac, error); } LKPI_80211_LHW_UNLOCK(lhw); changed = BSS_CHANGED_QOS; if (!planned) lkpi_80211_mo_bss_info_changed(hw, vif, &vif->bss_conf, changed); return (changed); } #endif static int lkpi_ic_wme_update(struct ieee80211com *ic) { #ifdef LKPI_80211_WME struct ieee80211vap *vap; struct lkpi_hw *lhw; IMPROVE("Use the per-VAP callback in net80211."); vap = TAILQ_FIRST(&ic->ic_vaps); if (vap == NULL) return (0); lhw = ic->ic_softc; lkpi_wme_update(lhw, vap, false); #endif return (0); /* unused */ } static struct ieee80211vap * lkpi_ic_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, enum ieee80211_opmode opmode, int flags, const uint8_t bssid[IEEE80211_ADDR_LEN], const uint8_t mac[IEEE80211_ADDR_LEN]) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211vap *vap; struct ieee80211_vif *vif; struct ieee80211_tx_queue_params txqp; enum ieee80211_bss_changed changed; size_t len; int error, i; uint16_t ac; if (!TAILQ_EMPTY(&ic->ic_vaps)) /* 1 so far. Add once this works. */ return (NULL); lhw = ic->ic_softc; hw = LHW_TO_HW(lhw); len = sizeof(*lvif); len += hw->vif_data_size; /* vif->drv_priv */ lvif = malloc(len, M_80211_VAP, M_WAITOK | M_ZERO); mtx_init(&lvif->mtx, "lvif", NULL, MTX_DEF); TAILQ_INIT(&lvif->lsta_head); vap = LVIF_TO_VAP(lvif); vif = LVIF_TO_VIF(lvif); memcpy(vif->addr, mac, IEEE80211_ADDR_LEN); vif->p2p = false; vif->probe_req_reg = false; vif->type = lkpi_opmode_to_vif_type(opmode); lvif->wdev.iftype = vif->type; /* Need to fill in other fields as well. */ IMPROVE(); /* XXX-BZ hardcoded for now! */ #if 1 vif->chanctx_conf = NULL; vif->bss_conf.vif = vif; /* vap->iv_myaddr is not set until net80211::vap_setup or vap_attach. */ IEEE80211_ADDR_COPY(vif->bss_conf.addr, mac); vif->bss_conf.link_id = 0; /* Non-MLO operation. */ vif->bss_conf.chandef.width = NL80211_CHAN_WIDTH_20_NOHT; vif->bss_conf.use_short_preamble = false; /* vap->iv_flags IEEE80211_F_SHPREAMBLE */ vif->bss_conf.use_short_slot = false; /* vap->iv_flags IEEE80211_F_SHSLOT */ vif->bss_conf.qos = false; vif->bss_conf.use_cts_prot = false; /* vap->iv_protmode */ vif->bss_conf.ht_operation_mode = IEEE80211_HT_OP_MODE_PROTECTION_NONE; vif->cfg.aid = 0; vif->cfg.assoc = false; vif->cfg.idle = true; vif->cfg.ps = false; IMPROVE("Check other fields and then figure out whats is left elsewhere of them"); /* * We need to initialize it to something as the bss_info_changed call * will try to copy from it in iwlwifi and NULL is a panic. * We will set the proper one in scan_to_auth() before being assoc. */ vif->bss_conf.bssid = ieee80211broadcastaddr; #endif #if 0 vif->bss_conf.dtim_period = 0; /* IEEE80211_DTIM_DEFAULT ; must stay 0. */ IEEE80211_ADDR_COPY(vif->bss_conf.bssid, bssid); vif->bss_conf.beacon_int = ic->ic_bintval; /* iwlwifi bug. */ if (vif->bss_conf.beacon_int < 16) vif->bss_conf.beacon_int = 16; #endif /* Link Config */ vif->link_conf[0] = &vif->bss_conf; for (i = 0; i < nitems(vif->link_conf); i++) { IMPROVE("more than 1 link one day"); } /* Setup queue defaults; driver may override in (*add_interface). */ for (i = 0; i < IEEE80211_NUM_ACS; i++) { if (ieee80211_hw_check(hw, QUEUE_CONTROL)) vif->hw_queue[i] = IEEE80211_INVAL_HW_QUEUE; else if (hw->queues >= IEEE80211_NUM_ACS) vif->hw_queue[i] = i; else vif->hw_queue[i] = 0; /* Initialize the queue to running. Stopped? */ lvif->hw_queue_stopped[i] = false; } vif->cab_queue = IEEE80211_INVAL_HW_QUEUE; IMPROVE(); error = lkpi_80211_mo_start(hw); if (error != 0) { ic_printf(ic, "%s: failed to start hw: %d\n", __func__, error); mtx_destroy(&lvif->mtx); free(lvif, M_80211_VAP); return (NULL); } error = lkpi_80211_mo_add_interface(hw, vif); if (error != 0) { IMPROVE(); /* XXX-BZ mo_stop()? */ ic_printf(ic, "%s: failed to add interface: %d\n", __func__, error); mtx_destroy(&lvif->mtx); free(lvif, M_80211_VAP); return (NULL); } LKPI_80211_LHW_LVIF_LOCK(lhw); TAILQ_INSERT_TAIL(&lhw->lvif_head, lvif, lvif_entry); LKPI_80211_LHW_LVIF_UNLOCK(lhw); /* Set bss_info. */ changed = 0; lkpi_80211_mo_bss_info_changed(hw, vif, &vif->bss_conf, changed); /* Configure tx queues (conf_tx), default WME & send BSS_CHANGED_QOS. */ IMPROVE("Hardcoded values; to fix see 802.11-2016, 9.4.2.29 EDCA Parameter Set element"); LKPI_80211_LHW_LOCK(lhw); for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { bzero(&txqp, sizeof(txqp)); txqp.cw_min = 15; txqp.cw_max = 1023; txqp.txop = 0; txqp.aifs = 2; error = lkpi_80211_mo_conf_tx(hw, vif, /* link_id */0, ac, &txqp); if (error != 0) ic_printf(ic, "%s: conf_tx ac %u failed %d\n", __func__, ac, error); } LKPI_80211_LHW_UNLOCK(lhw); changed = BSS_CHANGED_QOS; lkpi_80211_mo_bss_info_changed(hw, vif, &vif->bss_conf, changed); /* Force MC init. */ lkpi_update_mcast_filter(ic, true); IMPROVE(); ieee80211_vap_setup(ic, vap, name, unit, opmode, flags, bssid); /* Override with LinuxKPI method so we can drive mac80211/cfg80211. */ lvif->iv_newstate = vap->iv_newstate; vap->iv_newstate = lkpi_iv_newstate; lvif->iv_update_bss = vap->iv_update_bss; vap->iv_update_bss = lkpi_iv_update_bss; /* Key management. */ if (lhw->ops->set_key != NULL) { #ifdef LKPI_80211_HW_CRYPTO vap->iv_key_set = lkpi_iv_key_set; vap->iv_key_delete = lkpi_iv_key_delete; #endif } ieee80211_ratectl_init(vap); /* Complete setup. */ ieee80211_vap_attach(vap, ieee80211_media_change, ieee80211_media_status, mac); if (hw->max_listen_interval == 0) hw->max_listen_interval = 7 * (ic->ic_lintval / ic->ic_bintval); hw->conf.listen_interval = hw->max_listen_interval; ic->ic_set_channel(ic); /* XXX-BZ do we need to be able to update these? */ hw->wiphy->frag_threshold = vap->iv_fragthreshold; lkpi_80211_mo_set_frag_threshold(hw, vap->iv_fragthreshold); hw->wiphy->rts_threshold = vap->iv_rtsthreshold; lkpi_80211_mo_set_rts_threshold(hw, vap->iv_rtsthreshold); /* any others? */ IMPROVE(); return (vap); } void linuxkpi_ieee80211_unregister_hw(struct ieee80211_hw *hw) { wiphy_unregister(hw->wiphy); linuxkpi_ieee80211_ifdetach(hw); IMPROVE(); } void linuxkpi_ieee80211_restart_hw(struct ieee80211_hw *hw) { TODO(); } static void lkpi_ic_vap_delete(struct ieee80211vap *vap) { struct ieee80211com *ic; struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); ic = vap->iv_ic; lhw = ic->ic_softc; hw = LHW_TO_HW(lhw); LKPI_80211_LHW_LVIF_LOCK(lhw); TAILQ_REMOVE(&lhw->lvif_head, lvif, lvif_entry); LKPI_80211_LHW_LVIF_UNLOCK(lhw); lkpi_80211_mo_remove_interface(hw, vif); ieee80211_ratectl_deinit(vap); ieee80211_vap_detach(vap); mtx_destroy(&lvif->mtx); free(lvif, M_80211_VAP); } static void lkpi_ic_update_mcast(struct ieee80211com *ic) { lkpi_update_mcast_filter(ic, false); TRACEOK(); } static void lkpi_ic_update_promisc(struct ieee80211com *ic) { UNIMPLEMENTED; } static void lkpi_ic_update_chw(struct ieee80211com *ic) { UNIMPLEMENTED; } /* Start / stop device. */ static void lkpi_ic_parent(struct ieee80211com *ic) { struct lkpi_hw *lhw; #ifdef HW_START_STOP struct ieee80211_hw *hw; int error; #endif bool start_all; IMPROVE(); lhw = ic->ic_softc; #ifdef HW_START_STOP hw = LHW_TO_HW(lhw); #endif start_all = false; /* IEEE80211_UNLOCK(ic); */ LKPI_80211_LHW_LOCK(lhw); if (ic->ic_nrunning > 0) { #ifdef HW_START_STOP error = lkpi_80211_mo_start(hw); if (error == 0) #endif start_all = true; } else { #ifdef HW_START_STOP lkpi_80211_mo_stop(hw); #endif } LKPI_80211_LHW_UNLOCK(lhw); /* IEEE80211_LOCK(ic); */ if (start_all) ieee80211_start_all(ic); } bool linuxkpi_ieee80211_is_ie_id_in_ie_buf(const u8 ie, const u8 *ie_ids, size_t ie_ids_len) { int i; for (i = 0; i < ie_ids_len; i++) { if (ie == *ie_ids) return (true); } return (false); } /* Return true if skipped; false if error. */ bool linuxkpi_ieee80211_ie_advance(size_t *xp, const u8 *ies, size_t ies_len) { size_t x; uint8_t l; x = *xp; KASSERT(x < ies_len, ("%s: x %zu ies_len %zu ies %p\n", __func__, x, ies_len, ies)); l = ies[x + 1]; x += 2 + l; if (x > ies_len) return (false); *xp = x; return (true); } static uint8_t * lkpi_scan_ies_add(uint8_t *p, struct ieee80211_scan_ies *scan_ies, uint32_t band_mask, struct ieee80211vap *vap, struct ieee80211_hw *hw) { struct ieee80211_supported_band *supband; struct linuxkpi_ieee80211_channel *channels; struct ieee80211com *ic; const struct ieee80211_channel *chan; const struct ieee80211_rateset *rs; uint8_t *pb; int band, i; ic = vap->iv_ic; for (band = 0; band < NUM_NL80211_BANDS; band++) { if ((band_mask & (1 << band)) == 0) continue; supband = hw->wiphy->bands[band]; /* * This should not happen; * band_mask is a bitmask of valid bands to scan on. */ if (supband == NULL || supband->n_channels == 0) continue; /* Find a first channel to get the mode and rates from. */ channels = supband->channels; chan = NULL; for (i = 0; i < supband->n_channels; i++) { if (channels[i].flags & IEEE80211_CHAN_DISABLED) continue; chan = ieee80211_find_channel(ic, channels[i].center_freq, 0); if (chan != NULL) break; } /* This really should not happen. */ if (chan == NULL) continue; pb = p; rs = ieee80211_get_suprates(ic, chan); /* calls chan2mode */ p = ieee80211_add_rates(p, rs); p = ieee80211_add_xrates(p, rs); #if defined(LKPI_80211_HT) if ((vap->iv_flags_ht & IEEE80211_FHT_HT) != 0) { struct ieee80211_channel *c; c = ieee80211_ht_adjust_channel(ic, ic->ic_curchan, vap->iv_flags_ht); p = ieee80211_add_htcap_ch(p, vap, c); } #endif #if defined(LKPI_80211_VHT) if ((vap->iv_vht_flags & IEEE80211_FVHT_VHT) != 0) { struct ieee80211_channel *c; c = ieee80211_ht_adjust_channel(ic, ic->ic_curchan, vap->iv_flags_ht); c = ieee80211_vht_adjust_channel(ic, c, vap->iv_vht_flags); p = ieee80211_add_vhtcap_ch(p, vap, c); } #endif scan_ies->ies[band] = pb; scan_ies->len[band] = p - pb; } /* Add common_ies */ pb = p; if ((vap->iv_flags & IEEE80211_F_WPA1) != 0 && vap->iv_wpa_ie != NULL) { memcpy(p, vap->iv_wpa_ie, 2 + vap->iv_wpa_ie[1]); p += 2 + vap->iv_wpa_ie[1]; } if (vap->iv_appie_probereq != NULL) { memcpy(p, vap->iv_appie_probereq->ie_data, vap->iv_appie_probereq->ie_len); p += vap->iv_appie_probereq->ie_len; } scan_ies->common_ies = pb; scan_ies->common_ie_len = p - pb; return (p); } static void lkpi_ic_scan_start(struct ieee80211com *ic) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_scan_state *ss; struct ieee80211vap *vap; int error; bool is_hw_scan; lhw = ic->ic_softc; LKPI_80211_LHW_SCAN_LOCK(lhw); if ((lhw->scan_flags & LKPI_LHW_SCAN_RUNNING) != 0) { /* A scan is still running. */ LKPI_80211_LHW_SCAN_UNLOCK(lhw); return; } is_hw_scan = (lhw->scan_flags & LKPI_LHW_SCAN_HW) != 0; LKPI_80211_LHW_SCAN_UNLOCK(lhw); ss = ic->ic_scan; vap = ss->ss_vap; if (vap->iv_state != IEEE80211_S_SCAN) { IMPROVE("We need to be able to scan if not in S_SCAN"); return; } hw = LHW_TO_HW(lhw); if (!is_hw_scan) { /* If hw_scan is cleared clear FEXT_SCAN_OFFLOAD too. */ vap->iv_flags_ext &= ~IEEE80211_FEXT_SCAN_OFFLOAD; sw_scan: lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); if (vap->iv_state == IEEE80211_S_SCAN) lkpi_hw_conf_idle(hw, false); lkpi_80211_mo_sw_scan_start(hw, vif, vif->addr); /* net80211::scan_start() handled PS for us. */ IMPROVE(); /* XXX Also means it is too late to flush queues? * need to check iv_sta_ps or overload? */ /* XXX want to adjust ss end time/ maxdwell? */ } else { struct ieee80211_channel *c; struct ieee80211_scan_request *hw_req; struct linuxkpi_ieee80211_channel *lc, **cpp; struct cfg80211_ssid *ssids; struct cfg80211_scan_6ghz_params *s6gp; size_t chan_len, nchan, ssids_len, s6ghzlen; int band, i, ssid_count, common_ie_len; uint32_t band_mask; uint8_t *ie, *ieend; bool running; ssid_count = min(ss->ss_nssid, hw->wiphy->max_scan_ssids); ssids_len = ssid_count * sizeof(*ssids); s6ghzlen = 0 * (sizeof(*s6gp)); /* XXX-BZ */ band_mask = 0; nchan = 0; for (i = ss->ss_next; i < ss->ss_last; i++) { nchan++; band = lkpi_net80211_chan_to_nl80211_band( ss->ss_chans[ss->ss_next + i]); band_mask |= (1 << band); } if (!ieee80211_hw_check(hw, SINGLE_SCAN_ON_ALL_BANDS)) { IMPROVE("individual band scans not yet supported, only scanning first band"); /* In theory net80211 should drive this. */ /* Probably we need to add local logic for now; * need to deal with scan_complete * and cancel_scan and keep local state. * Also cut the nchan down above. */ /* XXX-BZ ath10k does not set this but still does it? &$%^ */ } chan_len = nchan * (sizeof(lc) + sizeof(*lc)); common_ie_len = 0; if ((vap->iv_flags & IEEE80211_F_WPA1) != 0 && vap->iv_wpa_ie != NULL) common_ie_len += vap->iv_wpa_ie[1]; if (vap->iv_appie_probereq != NULL) common_ie_len += vap->iv_appie_probereq->ie_len; /* We would love to check this at an earlier stage... */ if (common_ie_len > hw->wiphy->max_scan_ie_len) { ic_printf(ic, "WARNING: %s: common_ie_len %d > " "wiphy->max_scan_ie_len %d\n", __func__, common_ie_len, hw->wiphy->max_scan_ie_len); } hw_req = malloc(sizeof(*hw_req) + ssids_len + s6ghzlen + chan_len + lhw->supbands * lhw->scan_ie_len + common_ie_len, M_LKPI80211, M_WAITOK | M_ZERO); hw_req->req.flags = 0; /* XXX ??? */ /* hw_req->req.wdev */ hw_req->req.wiphy = hw->wiphy; hw_req->req.no_cck = false; /* XXX */ #if 0 /* This seems to pessimise default scanning behaviour. */ hw_req->req.duration_mandatory = TICKS_2_USEC(ss->ss_mindwell); hw_req->req.duration = TICKS_2_USEC(ss->ss_maxdwell); #endif #ifdef __notyet__ hw_req->req.flags |= NL80211_SCAN_FLAG_RANDOM_ADDR; memcpy(hw_req->req.mac_addr, xxx, IEEE80211_ADDR_LEN); memset(hw_req->req.mac_addr_mask, 0xxx, IEEE80211_ADDR_LEN); #endif eth_broadcast_addr(hw_req->req.bssid); hw_req->req.n_channels = nchan; cpp = (struct linuxkpi_ieee80211_channel **)(hw_req + 1); lc = (struct linuxkpi_ieee80211_channel *)(cpp + nchan); for (i = 0; i < nchan; i++) { *(cpp + i) = (struct linuxkpi_ieee80211_channel *)(lc + i); } for (i = 0; i < nchan; i++) { c = ss->ss_chans[ss->ss_next + i]; lc->hw_value = c->ic_ieee; lc->center_freq = c->ic_freq; /* XXX */ /* lc->flags */ lc->band = lkpi_net80211_chan_to_nl80211_band(c); lc->max_power = c->ic_maxpower; /* lc-> ... */ lc++; } hw_req->req.n_ssids = ssid_count; if (hw_req->req.n_ssids > 0) { ssids = (struct cfg80211_ssid *)lc; hw_req->req.ssids = ssids; for (i = 0; i < ssid_count; i++) { ssids->ssid_len = ss->ss_ssid[i].len; memcpy(ssids->ssid, ss->ss_ssid[i].ssid, ss->ss_ssid[i].len); ssids++; } s6gp = (struct cfg80211_scan_6ghz_params *)ssids; } else { s6gp = (struct cfg80211_scan_6ghz_params *)lc; } /* 6GHz one day. */ hw_req->req.n_6ghz_params = 0; hw_req->req.scan_6ghz_params = NULL; hw_req->req.scan_6ghz = false; /* Weird boolean; not what you think. */ /* s6gp->... */ ie = ieend = (uint8_t *)s6gp; /* Copy per-band IEs, copy common IEs */ ieend = lkpi_scan_ies_add(ie, &hw_req->ies, band_mask, vap, hw); hw_req->req.ie = ie; hw_req->req.ie_len = ieend - ie; lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); LKPI_80211_LHW_SCAN_LOCK(lhw); /* Re-check under lock. */ running = (lhw->scan_flags & LKPI_LHW_SCAN_RUNNING) != 0; if (!running) { KASSERT(lhw->hw_req == NULL, ("%s: ic %p lhw %p hw_req %p " "!= NULL\n", __func__, ic, lhw, lhw->hw_req)); lhw->scan_flags |= LKPI_LHW_SCAN_RUNNING; lhw->hw_req = hw_req; } LKPI_80211_LHW_SCAN_UNLOCK(lhw); if (running) { free(hw_req, M_LKPI80211); return; } error = lkpi_80211_mo_hw_scan(hw, vif, hw_req); if (error != 0) { ieee80211_cancel_scan(vap); /* * ieee80211_scan_completed must be called in either * case of error or none. So let the free happen there * and only there. * That would be fine in theory but in practice drivers * behave differently: * ath10k does not return hw_scan until after scan_complete * and can then still return an error. * rtw88 can return 1 or -EBUSY without scan_complete * iwlwifi can return various errors before scan starts * ... * So we cannot rely on that behaviour and have to check * and balance between both code paths. */ LKPI_80211_LHW_SCAN_LOCK(lhw); if ((lhw->scan_flags & LKPI_LHW_SCAN_RUNNING) != 0) { free(lhw->hw_req, M_LKPI80211); lhw->hw_req = NULL; lhw->scan_flags &= ~LKPI_LHW_SCAN_RUNNING; } LKPI_80211_LHW_SCAN_UNLOCK(lhw); /* * XXX-SIGH magic number. * rtw88 has a magic "return 1" if offloading scan is * not possible. Fall back to sw scan in that case. */ if (error == 1) { LKPI_80211_LHW_SCAN_LOCK(lhw); lhw->scan_flags &= ~LKPI_LHW_SCAN_HW; LKPI_80211_LHW_SCAN_UNLOCK(lhw); /* * XXX If we clear this now and later a driver * thinks it * can do a hw_scan again, we will * currently not re-enable it? */ vap->iv_flags_ext &= ~IEEE80211_FEXT_SCAN_OFFLOAD; ieee80211_start_scan(vap, IEEE80211_SCAN_ACTIVE | IEEE80211_SCAN_NOPICK | IEEE80211_SCAN_ONCE, IEEE80211_SCAN_FOREVER, ss->ss_mindwell ? ss->ss_mindwell : msecs_to_ticks(20), ss->ss_maxdwell ? ss->ss_maxdwell : msecs_to_ticks(200), vap->iv_des_nssid, vap->iv_des_ssid); goto sw_scan; } ic_printf(ic, "ERROR: %s: hw_scan returned %d\n", __func__, error); } } } static void lkpi_ic_scan_end(struct ieee80211com *ic) { struct lkpi_hw *lhw; bool is_hw_scan; lhw = ic->ic_softc; LKPI_80211_LHW_SCAN_LOCK(lhw); if ((lhw->scan_flags & LKPI_LHW_SCAN_RUNNING) == 0) { LKPI_80211_LHW_SCAN_UNLOCK(lhw); return; } is_hw_scan = (lhw->scan_flags & LKPI_LHW_SCAN_HW) != 0; LKPI_80211_LHW_SCAN_UNLOCK(lhw); if (!is_hw_scan) { struct ieee80211_scan_state *ss; struct ieee80211vap *vap; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; ss = ic->ic_scan; vap = ss->ss_vap; hw = LHW_TO_HW(lhw); lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); lkpi_80211_mo_sw_scan_complete(hw, vif); /* Send PS to stop buffering if n80211 does not for us? */ if (vap->iv_state == IEEE80211_S_SCAN) lkpi_hw_conf_idle(hw, true); } } static void lkpi_ic_scan_curchan(struct ieee80211_scan_state *ss, unsigned long maxdwell) { struct lkpi_hw *lhw; bool is_hw_scan; lhw = ss->ss_ic->ic_softc; LKPI_80211_LHW_SCAN_LOCK(lhw); is_hw_scan = (lhw->scan_flags & LKPI_LHW_SCAN_HW) != 0; LKPI_80211_LHW_SCAN_UNLOCK(lhw); if (!is_hw_scan) lhw->ic_scan_curchan(ss, maxdwell); } static void lkpi_ic_scan_mindwell(struct ieee80211_scan_state *ss) { struct lkpi_hw *lhw; bool is_hw_scan; lhw = ss->ss_ic->ic_softc; LKPI_80211_LHW_SCAN_LOCK(lhw); is_hw_scan = (lhw->scan_flags & LKPI_LHW_SCAN_HW) != 0; LKPI_80211_LHW_SCAN_UNLOCK(lhw); if (!is_hw_scan) lhw->ic_scan_mindwell(ss); } static void lkpi_ic_set_channel(struct ieee80211com *ic) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct ieee80211_channel *c; struct linuxkpi_ieee80211_channel *chan; int error; bool hw_scan_running; lhw = ic->ic_softc; /* If we do not support (*config)() save us the work. */ if (lhw->ops->config == NULL) return; /* If we have a hw_scan running do not switch channels. */ LKPI_80211_LHW_SCAN_LOCK(lhw); hw_scan_running = (lhw->scan_flags & (LKPI_LHW_SCAN_RUNNING|LKPI_LHW_SCAN_HW)) == (LKPI_LHW_SCAN_RUNNING|LKPI_LHW_SCAN_HW); LKPI_80211_LHW_SCAN_UNLOCK(lhw); if (hw_scan_running) return; c = ic->ic_curchan; if (c == NULL || c == IEEE80211_CHAN_ANYC) { ic_printf(ic, "%s: c %p ops->config %p\n", __func__, c, lhw->ops->config); return; } chan = lkpi_find_lkpi80211_chan(lhw, c); if (chan == NULL) { ic_printf(ic, "%s: c %p chan %p\n", __func__, c, chan); return; } /* XXX max power for scanning? */ IMPROVE(); hw = LHW_TO_HW(lhw); cfg80211_chandef_create(&hw->conf.chandef, chan, NL80211_CHAN_NO_HT); error = lkpi_80211_mo_config(hw, IEEE80211_CONF_CHANGE_CHANNEL); if (error != 0 && error != EOPNOTSUPP) { ic_printf(ic, "ERROR: %s: config %#0x returned %d\n", __func__, IEEE80211_CONF_CHANGE_CHANNEL, error); /* XXX should we unroll to the previous chandef? */ IMPROVE(); } else { /* Update radiotap channels as well. */ lhw->rtap_tx.wt_chan_freq = htole16(c->ic_freq); lhw->rtap_tx.wt_chan_flags = htole16(c->ic_flags); lhw->rtap_rx.wr_chan_freq = htole16(c->ic_freq); lhw->rtap_rx.wr_chan_flags = htole16(c->ic_flags); } /* Currently PS is hard coded off! Not sure it belongs here. */ IMPROVE(); if (ieee80211_hw_check(hw, SUPPORTS_PS) && (hw->conf.flags & IEEE80211_CONF_PS) != 0) { hw->conf.flags &= ~IEEE80211_CONF_PS; error = lkpi_80211_mo_config(hw, IEEE80211_CONF_CHANGE_PS); if (error != 0 && error != EOPNOTSUPP) ic_printf(ic, "ERROR: %s: config %#0x returned " "%d\n", __func__, IEEE80211_CONF_CHANGE_PS, error); } } static struct ieee80211_node * lkpi_ic_node_alloc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN]) { struct ieee80211com *ic; struct lkpi_hw *lhw; struct ieee80211_node *ni; struct ieee80211_hw *hw; struct lkpi_sta *lsta; ic = vap->iv_ic; lhw = ic->ic_softc; /* We keep allocations de-coupled so we can deal with the two worlds. */ if (lhw->ic_node_alloc == NULL) return (NULL); ni = lhw->ic_node_alloc(vap, mac); if (ni == NULL) return (NULL); hw = LHW_TO_HW(lhw); lsta = lkpi_lsta_alloc(vap, mac, hw, ni); if (lsta == NULL) { if (lhw->ic_node_free != NULL) lhw->ic_node_free(ni); return (NULL); } return (ni); } static int lkpi_ic_node_init(struct ieee80211_node *ni) { struct ieee80211com *ic; struct lkpi_hw *lhw; struct lkpi_sta *lsta; int error; ic = ni->ni_ic; lhw = ic->ic_softc; if (lhw->ic_node_init != NULL) { error = lhw->ic_node_init(ni); if (error != 0) return (error); } lsta = ni->ni_drv_data; /* Now take the reference before linking it to the table. */ lsta->ni = ieee80211_ref_node(ni); /* XXX-BZ Sync other state over. */ IMPROVE(); return (0); } static void lkpi_ic_node_cleanup(struct ieee80211_node *ni) { struct ieee80211com *ic; struct lkpi_hw *lhw; ic = ni->ni_ic; lhw = ic->ic_softc; /* XXX-BZ remove from driver, ... */ IMPROVE(); if (lhw->ic_node_cleanup != NULL) lhw->ic_node_cleanup(ni); } static void lkpi_ic_node_free(struct ieee80211_node *ni) { struct ieee80211com *ic; struct lkpi_hw *lhw; struct lkpi_sta *lsta; ic = ni->ni_ic; lhw = ic->ic_softc; lsta = ni->ni_drv_data; if (lsta == NULL) goto out; /* XXX-BZ free resources, ... */ IMPROVE(); /* Flush mbufq (make sure to release ni refs!). */ #ifdef __notyet__ KASSERT(mbufq_len(&lsta->txq) == 0, ("%s: lsta %p has txq len %d != 0\n", __func__, lsta, mbufq_len(&lsta->txq))); #endif /* Drain taskq. */ /* Drain sta->txq[] */ mtx_destroy(&lsta->txq_mtx); /* Remove lsta if added_to_drv. */ /* Remove lsta from vif */ /* Remove ref from lsta node... */ /* Free lsta. */ lkpi_lsta_remove(lsta, VAP_TO_LVIF(ni->ni_vap)); out: if (lhw->ic_node_free != NULL) lhw->ic_node_free(ni); } static int lkpi_ic_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, const struct ieee80211_bpf_params *params __unused) { struct lkpi_sta *lsta; lsta = ni->ni_drv_data; /* Queue the packet and enqueue the task to handle it. */ LKPI_80211_LSTA_LOCK(lsta); mbufq_enqueue(&lsta->txq, m); LKPI_80211_LSTA_UNLOCK(lsta); #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE_TX) printf("%s:%d lsta %p ni %p %6D mbuf_qlen %d\n", __func__, __LINE__, lsta, ni, ni->ni_macaddr, ":", mbufq_len(&lsta->txq)); #endif taskqueue_enqueue(taskqueue_thread, &lsta->txq_task); return (0); } static void lkpi_80211_txq_tx_one(struct lkpi_sta *lsta, struct mbuf *m) { struct ieee80211_node *ni; #ifndef LKPI_80211_HW_CRYPTO struct ieee80211_frame *wh; #endif struct ieee80211_key *k; struct sk_buff *skb; struct ieee80211com *ic; struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_channel *c; struct ieee80211_tx_control control; struct ieee80211_tx_info *info; struct ieee80211_sta *sta; struct ieee80211_hdr *hdr; void *buf; uint8_t ac, tid; M_ASSERTPKTHDR(m); #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE_TX_DUMP) hexdump(mtod(m, const void *), m->m_len, "RAW TX (plain) ", 0); #endif ni = lsta->ni; k = NULL; #ifndef LKPI_80211_HW_CRYPTO /* Encrypt the frame if need be; XXX-BZ info->control.hw_key. */ wh = mtod(m, struct ieee80211_frame *); if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { /* Retrieve key for TX && do software encryption. */ k = ieee80211_crypto_encap(ni, m); if (k == NULL) { ieee80211_free_node(ni); m_freem(m); return; } } #endif ic = ni->ni_ic; lhw = ic->ic_softc; hw = LHW_TO_HW(lhw); c = ni->ni_chan; if (ieee80211_radiotap_active_vap(ni->ni_vap)) { struct lkpi_radiotap_tx_hdr *rtap; rtap = &lhw->rtap_tx; rtap->wt_flags = 0; if (k != NULL) rtap->wt_flags |= IEEE80211_RADIOTAP_F_WEP; if (m->m_flags & M_FRAG) rtap->wt_flags |= IEEE80211_RADIOTAP_F_FRAG; IMPROVE(); rtap->wt_rate = 0; if (c != NULL && c != IEEE80211_CHAN_ANYC) { rtap->wt_chan_freq = htole16(c->ic_freq); rtap->wt_chan_flags = htole16(c->ic_flags); } ieee80211_radiotap_tx(ni->ni_vap, m); } /* * net80211 should handle hw->extra_tx_headroom. * Though for as long as we are copying we don't mind. * XXX-BZ rtw88 asks for too much headroom for ipv6+tcp: * https://lists.freebsd.org/archives/freebsd-transport/2022-February/000012.html */ skb = dev_alloc_skb(hw->extra_tx_headroom + m->m_pkthdr.len); if (skb == NULL) { ic_printf(ic, "ERROR %s: skb alloc failed\n", __func__); ieee80211_free_node(ni); m_freem(m); return; } skb_reserve(skb, hw->extra_tx_headroom); /* XXX-BZ we need a SKB version understanding mbuf. */ /* Save the mbuf for ieee80211_tx_complete(). */ skb->m_free_func = lkpi_ieee80211_free_skb_mbuf; skb->m = m; #if 0 skb_put_data(skb, m->m_data, m->m_pkthdr.len); #else buf = skb_put(skb, m->m_pkthdr.len); m_copydata(m, 0, m->m_pkthdr.len, buf); #endif /* Save the ni. */ m->m_pkthdr.PH_loc.ptr = ni; lvif = VAP_TO_LVIF(ni->ni_vap); vif = LVIF_TO_VIF(lvif); hdr = (void *)skb->data; tid = linuxkpi_ieee80211_get_tid(hdr, true); if (tid == IEEE80211_NONQOS_TID) { /* == IEEE80211_NUM_TIDS */ skb->priority = 0; ac = IEEE80211_AC_BE; } else { skb->priority = tid & IEEE80211_QOS_CTL_TID_MASK; ac = ieee80211e_up_to_ac[tid & 7]; } skb_set_queue_mapping(skb, ac); info = IEEE80211_SKB_CB(skb); info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; /* Slight delay; probably only happens on scanning so fine? */ if (c == NULL || c == IEEE80211_CHAN_ANYC) c = ic->ic_curchan; info->band = lkpi_net80211_chan_to_nl80211_band(c); info->hw_queue = vif->hw_queue[ac]; if (m->m_flags & M_EAPOL) info->control.flags |= IEEE80211_TX_CTRL_PORT_CTRL_PROTO; info->control.vif = vif; /* XXX-BZ info->control.rates */ lsta = lkpi_find_lsta_by_ni(lvif, ni); if (lsta != NULL) { sta = LSTA_TO_STA(lsta); #ifdef LKPI_80211_HW_CRYPTO info->control.hw_key = lsta->kc; #endif } else { sta = NULL; } IMPROVE(); if (sta != NULL) { struct lkpi_txq *ltxq; ltxq = NULL; if (!ieee80211_is_data_present(hdr->frame_control)) { if (vif->type == NL80211_IFTYPE_STATION && lsta->added_to_drv && sta->txq[IEEE80211_NUM_TIDS] != NULL) ltxq = TXQ_TO_LTXQ(sta->txq[IEEE80211_NUM_TIDS]); } else if (lsta->added_to_drv && sta->txq[skb->priority] != NULL) { ltxq = TXQ_TO_LTXQ(sta->txq[skb->priority]); } if (ltxq == NULL) goto ops_tx; KASSERT(ltxq != NULL, ("%s: lsta %p sta %p m %p skb %p " "ltxq %p != NULL\n", __func__, lsta, sta, m, skb, ltxq)); skb_queue_tail(<xq->skbq, skb); #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE_TX) printf("%s:%d mo_wake_tx_queue :: %d %u lsta %p sta %p " "ni %p %6D skb %p lxtq %p { qlen %u, ac %d tid %u } " "WAKE_TX_Q ac %d prio %u qmap %u\n", __func__, __LINE__, curthread->td_tid, (unsigned int)ticks, lsta, sta, ni, ni->ni_macaddr, ":", skb, ltxq, skb_queue_len(<xq->skbq), ltxq->txq.ac, ltxq->txq.tid, ac, skb->priority, skb->qmap); #endif lkpi_80211_mo_wake_tx_queue(hw, <xq->txq); return; } ops_tx: #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE_TX) printf("%s:%d mo_tx :: lsta %p sta %p ni %p %6D skb %p " "TX ac %d prio %u qmap %u\n", __func__, __LINE__, lsta, sta, ni, ni->ni_macaddr, ":", skb, ac, skb->priority, skb->qmap); #endif memset(&control, 0, sizeof(control)); control.sta = sta; lkpi_80211_mo_tx(hw, &control, skb); return; } static void lkpi_80211_txq_task(void *ctx, int pending) { struct lkpi_sta *lsta; struct mbufq mq; struct mbuf *m; lsta = ctx; #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE_TX) printf("%s:%d lsta %p ni %p %6D pending %d mbuf_qlen %d\n", __func__, __LINE__, lsta, lsta->ni, lsta->ni->ni_macaddr, ":", pending, mbufq_len(&lsta->txq)); #endif mbufq_init(&mq, IFQ_MAXLEN); LKPI_80211_LSTA_LOCK(lsta); mbufq_concat(&mq, &lsta->txq); LKPI_80211_LSTA_UNLOCK(lsta); m = mbufq_dequeue(&mq); while (m != NULL) { lkpi_80211_txq_tx_one(lsta, m); m = mbufq_dequeue(&mq); } } static int lkpi_ic_transmit(struct ieee80211com *ic, struct mbuf *m) { /* XXX TODO */ IMPROVE(); /* Quick and dirty cheating hack. */ struct ieee80211_node *ni; ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; return (lkpi_ic_raw_xmit(ni, m, NULL)); } static void lkpi_ic_getradiocaps(struct ieee80211com *ic, int maxchan, int *n, struct ieee80211_channel *c) { struct lkpi_hw *lhw; struct ieee80211_hw *hw; struct linuxkpi_ieee80211_channel *channels; uint8_t bands[IEEE80211_MODE_BYTES]; int chan_flags, error, i, nchans; /* Channels */ lhw = ic->ic_softc; hw = LHW_TO_HW(lhw); /* NL80211_BAND_2GHZ */ nchans = 0; if (hw->wiphy->bands[NL80211_BAND_2GHZ] != NULL) nchans = hw->wiphy->bands[NL80211_BAND_2GHZ]->n_channels; if (nchans > 0) { memset(bands, 0, sizeof(bands)); chan_flags = 0; setbit(bands, IEEE80211_MODE_11B); /* XXX-BZ unclear how to check for 11g. */ setbit(bands, IEEE80211_MODE_11G); #ifdef __notyet__ if (hw->wiphy->bands[NL80211_BAND_2GHZ]->ht_cap.ht_supported) { setbit(bands, IEEE80211_MODE_11NG); chan_flags |= NET80211_CBW_FLAG_HT40; } #endif channels = hw->wiphy->bands[NL80211_BAND_2GHZ]->channels; for (i = 0; i < nchans && *n < maxchan; i++) { uint32_t nflags = 0; int cflags = chan_flags; if (channels[i].flags & IEEE80211_CHAN_DISABLED) { ic_printf(ic, "%s: Skipping disabled chan " "[%u/%u/%#x]\n", __func__, channels[i].hw_value, channels[i].center_freq, channels[i].flags); continue; } if (channels[i].flags & IEEE80211_CHAN_NO_IR) nflags |= (IEEE80211_CHAN_NOADHOC|IEEE80211_CHAN_PASSIVE); if (channels[i].flags & IEEE80211_CHAN_RADAR) nflags |= IEEE80211_CHAN_DFS; if (channels[i].flags & IEEE80211_CHAN_NO_160MHZ) cflags &= ~(NET80211_CBW_FLAG_VHT160|NET80211_CBW_FLAG_VHT80P80); if (channels[i].flags & IEEE80211_CHAN_NO_80MHZ) cflags &= ~NET80211_CBW_FLAG_VHT80; /* XXX how to map the remaining enum ieee80211_channel_flags? */ if (channels[i].flags & IEEE80211_CHAN_NO_HT40) cflags &= ~NET80211_CBW_FLAG_HT40; error = ieee80211_add_channel_cbw(c, maxchan, n, channels[i].hw_value, channels[i].center_freq, channels[i].max_power, nflags, bands, chan_flags); /* net80211::ENOBUFS: *n >= maxchans */ if (error != 0 && error != ENOBUFS) ic_printf(ic, "%s: Adding chan %u/%u/%#x/%#x/%#x/%#x " "returned error %d\n", __func__, channels[i].hw_value, channels[i].center_freq, channels[i].flags, nflags, chan_flags, cflags, error); if (error != 0) break; } } /* NL80211_BAND_5GHZ */ nchans = 0; if (hw->wiphy->bands[NL80211_BAND_5GHZ] != NULL) nchans = hw->wiphy->bands[NL80211_BAND_5GHZ]->n_channels; if (nchans > 0) { memset(bands, 0, sizeof(bands)); chan_flags = 0; setbit(bands, IEEE80211_MODE_11A); #ifdef __not_yet__ if (hw->wiphy->bands[NL80211_BAND_5GHZ]->ht_cap.ht_supported) { setbit(bands, IEEE80211_MODE_11NA); chan_flags |= NET80211_CBW_FLAG_HT40; } if (hw->wiphy->bands[NL80211_BAND_5GHZ]->vht_cap.vht_supported){ ic->ic_flags_ext |= IEEE80211_FEXT_VHT; ic->ic_vhtcaps = hw->wiphy->bands[NL80211_BAND_5GHZ]->vht_cap.cap; setbit(bands, IEEE80211_MODE_VHT_5GHZ); chan_flags |= NET80211_CBW_FLAG_VHT80; if (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160MHZ( ic->ic_vhtcaps)) chan_flags |= NET80211_CBW_FLAG_VHT160; if (IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160_80P80MHZ( ic->ic_vhtcaps)) chan_flags |= NET80211_CBW_FLAG_VHT80P80; } #endif channels = hw->wiphy->bands[NL80211_BAND_5GHZ]->channels; for (i = 0; i < nchans && *n < maxchan; i++) { uint32_t nflags = 0; int cflags = chan_flags; if (channels[i].flags & IEEE80211_CHAN_DISABLED) { ic_printf(ic, "%s: Skipping disabled chan " "[%u/%u/%#x]\n", __func__, channels[i].hw_value, channels[i].center_freq, channels[i].flags); continue; } if (channels[i].flags & IEEE80211_CHAN_NO_IR) nflags |= (IEEE80211_CHAN_NOADHOC|IEEE80211_CHAN_PASSIVE); if (channels[i].flags & IEEE80211_CHAN_RADAR) nflags |= IEEE80211_CHAN_DFS; if (channels[i].flags & IEEE80211_CHAN_NO_160MHZ) cflags &= ~(NET80211_CBW_FLAG_VHT160|NET80211_CBW_FLAG_VHT80P80); if (channels[i].flags & IEEE80211_CHAN_NO_80MHZ) cflags &= ~NET80211_CBW_FLAG_VHT80; /* XXX hwo to map the remaining enum ieee80211_channel_flags? */ if (channels[i].flags & IEEE80211_CHAN_NO_HT40) cflags &= ~NET80211_CBW_FLAG_HT40; error = ieee80211_add_channel_cbw(c, maxchan, n, channels[i].hw_value, channels[i].center_freq, channels[i].max_power, nflags, bands, chan_flags); /* net80211::ENOBUFS: *n >= maxchans */ if (error != 0 && error != ENOBUFS) ic_printf(ic, "%s: Adding chan %u/%u/%#x/%#x/%#x/%#x " "returned error %d\n", __func__, channels[i].hw_value, channels[i].center_freq, channels[i].flags, nflags, chan_flags, cflags, error); if (error != 0) break; } } } static void * lkpi_ieee80211_ifalloc(void) { struct ieee80211com *ic; ic = malloc(sizeof(*ic), M_LKPI80211, M_WAITOK | M_ZERO); if (ic == NULL) return (NULL); /* Setting these happens later when we have device information. */ ic->ic_softc = NULL; ic->ic_name = "linuxkpi"; return (ic); } struct ieee80211_hw * linuxkpi_ieee80211_alloc_hw(size_t priv_len, const struct ieee80211_ops *ops) { struct ieee80211_hw *hw; struct lkpi_hw *lhw; struct wiphy *wiphy; int ac; /* Get us and the driver data also allocated. */ wiphy = wiphy_new(&linuxkpi_mac80211cfgops, sizeof(*lhw) + priv_len); if (wiphy == NULL) return (NULL); lhw = wiphy_priv(wiphy); lhw->ops = ops; LKPI_80211_LHW_LOCK_INIT(lhw); LKPI_80211_LHW_SCAN_LOCK_INIT(lhw); sx_init_flags(&lhw->lvif_sx, "lhw-lvif", SX_RECURSE | SX_DUPOK); TAILQ_INIT(&lhw->lvif_head); for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { lhw->txq_generation[ac] = 1; TAILQ_INIT(&lhw->scheduled_txqs[ac]); } /* * XXX-BZ TODO make sure there is a "_null" function to all ops * not initialized. */ hw = LHW_TO_HW(lhw); hw->wiphy = wiphy; hw->conf.flags |= IEEE80211_CONF_IDLE; hw->priv = (void *)(lhw + 1); /* BSD Specific. */ lhw->ic = lkpi_ieee80211_ifalloc(); if (lhw->ic == NULL) { ieee80211_free_hw(hw); return (NULL); } IMPROVE(); return (hw); } void linuxkpi_ieee80211_iffree(struct ieee80211_hw *hw) { struct lkpi_hw *lhw; lhw = HW_TO_LHW(hw); free(lhw->ic, M_LKPI80211); lhw->ic = NULL; /* Cleanup more of lhw here or in wiphy_free()? */ sx_destroy(&lhw->lvif_sx); LKPI_80211_LHW_LOCK_DESTROY(lhw); LKPI_80211_LHW_SCAN_LOCK_DESTROY(lhw); IMPROVE(); } void linuxkpi_set_ieee80211_dev(struct ieee80211_hw *hw, char *name) { struct lkpi_hw *lhw; struct ieee80211com *ic; lhw = HW_TO_LHW(hw); ic = lhw->ic; /* Now set a proper name before ieee80211_ifattach(). */ ic->ic_softc = lhw; ic->ic_name = name; /* XXX-BZ do we also need to set wiphy name? */ } struct ieee80211_hw * linuxkpi_wiphy_to_ieee80211_hw(struct wiphy *wiphy) { struct lkpi_hw *lhw; lhw = wiphy_priv(wiphy); return (LHW_TO_HW(lhw)); } static void lkpi_radiotap_attach(struct lkpi_hw *lhw) { struct ieee80211com *ic; ic = lhw->ic; ieee80211_radiotap_attach(ic, &lhw->rtap_tx.wt_ihdr, sizeof(lhw->rtap_tx), LKPI_RTAP_TX_FLAGS_PRESENT, &lhw->rtap_rx.wr_ihdr, sizeof(lhw->rtap_rx), LKPI_RTAP_RX_FLAGS_PRESENT); } int linuxkpi_ieee80211_ifattach(struct ieee80211_hw *hw) { struct ieee80211com *ic; struct lkpi_hw *lhw; int band, i; lhw = HW_TO_LHW(hw); ic = lhw->ic; /* We do it this late as wiphy->dev should be set for the name. */ lhw->workq = alloc_ordered_workqueue(wiphy_name(hw->wiphy), 0); if (lhw->workq == NULL) return (-EAGAIN); /* XXX-BZ figure this out how they count his... */ if (!is_zero_ether_addr(hw->wiphy->perm_addr)) { IEEE80211_ADDR_COPY(ic->ic_macaddr, hw->wiphy->perm_addr); } else if (hw->wiphy->n_addresses > 0) { /* We take the first one. */ IEEE80211_ADDR_COPY(ic->ic_macaddr, hw->wiphy->addresses[0].addr); } else { ic_printf(ic, "%s: warning, no hardware address!\n", __func__); } #ifdef __not_yet__ /* See comment in lkpi_80211_txq_tx_one(). */ ic->ic_headroom = hw->extra_tx_headroom; #endif ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ ic->ic_opmode = IEEE80211_M_STA; /* Set device capabilities. */ /* XXX-BZ we need to get these from linux80211/drivers and convert. */ ic->ic_caps = IEEE80211_C_STA | IEEE80211_C_MONITOR | IEEE80211_C_WPA | /* WPA/RSN */ #ifdef LKPI_80211_WME IEEE80211_C_WME | #endif #if 0 IEEE80211_C_PMGT | #endif IEEE80211_C_SHSLOT | /* short slot time supported */ IEEE80211_C_SHPREAMBLE /* short preamble supported */ ; #if 0 /* Scanning is a different kind of beast to re-work. */ ic->ic_caps |= IEEE80211_C_BGSCAN; #endif if (lhw->ops->hw_scan) { /* * Advertise full-offload scanning. * * Not limiting to SINGLE_SCAN_ON_ALL_BANDS here as otherwise * we essentially disable hw_scan for all drivers not setting * the flag. */ ic->ic_flags_ext |= IEEE80211_FEXT_SCAN_OFFLOAD; lhw->scan_flags |= LKPI_LHW_SCAN_HW; } #ifdef __notyet__ ic->ic_htcaps = IEEE80211_HTC_HT /* HT operation */ | IEEE80211_HTC_AMPDU /* A-MPDU tx/rx */ | IEEE80211_HTC_AMSDU /* A-MSDU tx/rx */ | IEEE80211_HTCAP_MAXAMSDU_3839 /* max A-MSDU length */ | IEEE80211_HTCAP_SMPS_OFF; /* SM power save off */ ic->ic_htcaps |= IEEE80211_HTCAP_SHORTGI20; ic->ic_htcaps |= IEEE80211_HTCAP_CHWIDTH40 | IEEE80211_HTCAP_SHORTGI40; ic->ic_htcaps |= IEEE80211_HTCAP_TXSTBC; #endif /* * The wiphy variables report bitmasks of avail antennas. * (*get_antenna) get the current bitmask sets which can be * altered by (*set_antenna) for some drivers. * XXX-BZ will the count alone do us much good long-term in net80211? */ if (hw->wiphy->available_antennas_rx || hw->wiphy->available_antennas_tx) { uint32_t rxs, txs; if (lkpi_80211_mo_get_antenna(hw, &txs, &rxs) == 0) { ic->ic_rxstream = bitcount32(rxs); ic->ic_txstream = bitcount32(txs); } } ic->ic_cryptocaps = 0; #ifdef LKPI_80211_HW_CRYPTO if (hw->wiphy->n_cipher_suites > 0) { for (i = 0; i < hw->wiphy->n_cipher_suites; i++) ic->ic_cryptocaps |= lkpi_l80211_to_net80211_cyphers( hw->wiphy->cipher_suites[i]); } #endif lkpi_ic_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans, ic->ic_channels); ieee80211_ifattach(ic); ic->ic_update_mcast = lkpi_ic_update_mcast; ic->ic_update_promisc = lkpi_ic_update_promisc; ic->ic_update_chw = lkpi_ic_update_chw; ic->ic_parent = lkpi_ic_parent; ic->ic_scan_start = lkpi_ic_scan_start; ic->ic_scan_end = lkpi_ic_scan_end; ic->ic_set_channel = lkpi_ic_set_channel; ic->ic_transmit = lkpi_ic_transmit; ic->ic_raw_xmit = lkpi_ic_raw_xmit; ic->ic_vap_create = lkpi_ic_vap_create; ic->ic_vap_delete = lkpi_ic_vap_delete; ic->ic_getradiocaps = lkpi_ic_getradiocaps; ic->ic_wme.wme_update = lkpi_ic_wme_update; lhw->ic_scan_curchan = ic->ic_scan_curchan; ic->ic_scan_curchan = lkpi_ic_scan_curchan; lhw->ic_scan_mindwell = ic->ic_scan_mindwell; ic->ic_scan_mindwell = lkpi_ic_scan_mindwell; lhw->ic_node_alloc = ic->ic_node_alloc; ic->ic_node_alloc = lkpi_ic_node_alloc; lhw->ic_node_init = ic->ic_node_init; ic->ic_node_init = lkpi_ic_node_init; lhw->ic_node_cleanup = ic->ic_node_cleanup; ic->ic_node_cleanup = lkpi_ic_node_cleanup; lhw->ic_node_free = ic->ic_node_free; ic->ic_node_free = lkpi_ic_node_free; lkpi_radiotap_attach(lhw); /* * Assign the first possible channel for now; seems Realtek drivers * expect one. * Also remember the amount of bands we support and the most rates * in any band so we can scale [(ext) sup rates] IE(s) accordingly. */ lhw->supbands = lhw->max_rates = 0; for (band = 0; band < NUM_NL80211_BANDS; band++) { struct ieee80211_supported_band *supband; struct linuxkpi_ieee80211_channel *channels; supband = hw->wiphy->bands[band]; if (supband == NULL || supband->n_channels == 0) continue; lhw->supbands++; lhw->max_rates = max(lhw->max_rates, supband->n_bitrates); /* If we have a channel, we need to keep counting supbands. */ if (hw->conf.chandef.chan != NULL) continue; channels = supband->channels; for (i = 0; i < supband->n_channels; i++) { if (channels[i].flags & IEEE80211_CHAN_DISABLED) continue; cfg80211_chandef_create(&hw->conf.chandef, &channels[i], NL80211_CHAN_NO_HT); break; } } IMPROVE("see net80211::ieee80211_chan_init vs. wiphy->bands[].bitrates possibly in lkpi_ic_getradiocaps?"); /* Make sure we do not support more than net80211 is willing to take. */ if (lhw->max_rates > IEEE80211_RATE_MAXSIZE) { ic_printf(ic, "%s: limiting max_rates %d to %d!\n", __func__, lhw->max_rates, IEEE80211_RATE_MAXSIZE); lhw->max_rates = IEEE80211_RATE_MAXSIZE; } /* * The maximum supported bitrates on any band + size for * DSSS Parameter Set give our per-band IE size. * XXX-BZ FIXME add HT VHT ... later * SSID is the responsibility of the driver and goes on the side. * The user specified bits coming from the vap go into the * "common ies" fields. */ lhw->scan_ie_len = 2 + IEEE80211_RATE_SIZE; if (lhw->max_rates > IEEE80211_RATE_SIZE) lhw->scan_ie_len += 2 + (lhw->max_rates - IEEE80211_RATE_SIZE); /* * net80211 does not seem to support the DSSS Parameter Set but some of * the drivers insert it so calculate the extra fixed space in. */ lhw->scan_ie_len += 2 + 1; /* Reduce the max_scan_ie_len "left" by the amount we consume already. */ if (hw->wiphy->max_scan_ie_len > 0) hw->wiphy->max_scan_ie_len -= lhw->scan_ie_len; if (bootverbose) ieee80211_announce(ic); return (0); } void linuxkpi_ieee80211_ifdetach(struct ieee80211_hw *hw) { struct lkpi_hw *lhw; struct ieee80211com *ic; lhw = HW_TO_LHW(hw); ic = lhw->ic; ieee80211_ifdetach(ic); } void linuxkpi_ieee80211_iterate_interfaces(struct ieee80211_hw *hw, enum ieee80211_iface_iter flags, void(*iterfunc)(void *, uint8_t *, struct ieee80211_vif *), void *arg) { struct lkpi_hw *lhw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; bool active, atomic, nin_drv; lhw = HW_TO_LHW(hw); if (flags & ~(IEEE80211_IFACE_ITER_NORMAL| IEEE80211_IFACE_ITER_RESUME_ALL| IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER| IEEE80211_IFACE_ITER_ACTIVE|IEEE80211_IFACE_ITER__ATOMIC)) { ic_printf(lhw->ic, "XXX TODO %s flags(%#x) not yet supported.\n", __func__, flags); } active = (flags & IEEE80211_IFACE_ITER_ACTIVE) != 0; atomic = (flags & IEEE80211_IFACE_ITER__ATOMIC) != 0; nin_drv = (flags & IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER) != 0; if (atomic) LKPI_80211_LHW_LVIF_LOCK(lhw); TAILQ_FOREACH(lvif, &lhw->lvif_head, lvif_entry) { struct ieee80211vap *vap; vif = LVIF_TO_VIF(lvif); /* * If we want "active" interfaces, we need to distinguish on * whether the driver knows about them or not to be able to * handle the "resume" case correctly. Skip the ones the * driver does not know about. */ if (active && !lvif->added_to_drv && (flags & IEEE80211_IFACE_ITER_RESUME_ALL) != 0) continue; /* * If we shall skip interfaces not added to the driver do so * if we haven't yet. */ if (nin_drv && !lvif->added_to_drv) continue; /* * Run the iterator function if we are either not asking * asking for active only or if the VAP is "running". */ /* XXX-BZ probably should have state in the lvif as well. */ vap = LVIF_TO_VAP(lvif); if (!active || (vap->iv_state != IEEE80211_S_INIT)) iterfunc(arg, vif->addr, vif); } if (atomic) LKPI_80211_LHW_LVIF_UNLOCK(lhw); } void linuxkpi_ieee80211_iterate_keys(struct ieee80211_hw *hw, struct ieee80211_vif *vif, void(*iterfunc)(struct ieee80211_hw *, struct ieee80211_vif *, struct ieee80211_sta *, struct ieee80211_key_conf *, void *), void *arg) { UNIMPLEMENTED; } void linuxkpi_ieee80211_iterate_chan_contexts(struct ieee80211_hw *hw, void(*iterfunc)(struct ieee80211_hw *, struct ieee80211_chanctx_conf *, void *), void *arg) { struct lkpi_hw *lhw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct lkpi_chanctx *lchanctx; KASSERT(hw != NULL && iterfunc != NULL, ("%s: hw %p iterfunc %p arg %p\n", __func__, hw, iterfunc, arg)); lhw = HW_TO_LHW(hw); IMPROVE("lchanctx should be its own list somewhere"); LKPI_80211_LHW_LVIF_LOCK(lhw); TAILQ_FOREACH(lvif, &lhw->lvif_head, lvif_entry) { vif = LVIF_TO_VIF(lvif); if (vif->chanctx_conf == NULL) continue; lchanctx = CHANCTX_CONF_TO_LCHANCTX(vif->chanctx_conf); if (!lchanctx->added_to_drv) continue; iterfunc(hw, &lchanctx->conf, arg); } LKPI_80211_LHW_LVIF_UNLOCK(lhw); } void linuxkpi_ieee80211_iterate_stations_atomic(struct ieee80211_hw *hw, void (*iterfunc)(void *, struct ieee80211_sta *), void *arg) { struct lkpi_hw *lhw; struct lkpi_vif *lvif; struct lkpi_sta *lsta; struct ieee80211_sta *sta; KASSERT(hw != NULL && iterfunc != NULL, ("%s: hw %p iterfunc %p arg %p\n", __func__, hw, iterfunc, arg)); lhw = HW_TO_LHW(hw); LKPI_80211_LHW_LVIF_LOCK(lhw); TAILQ_FOREACH(lvif, &lhw->lvif_head, lvif_entry) { LKPI_80211_LVIF_LOCK(lvif); TAILQ_FOREACH(lsta, &lvif->lsta_head, lsta_entry) { if (!lsta->added_to_drv) continue; sta = LSTA_TO_STA(lsta); iterfunc(arg, sta); } LKPI_80211_LVIF_UNLOCK(lvif); } LKPI_80211_LHW_LVIF_UNLOCK(lhw); } +struct linuxkpi_ieee80211_regdomain * +lkpi_get_linuxkpi_ieee80211_regdomain(size_t n) +{ + struct linuxkpi_ieee80211_regdomain *regd; + + regd = kzalloc(sizeof(*regd) + n * sizeof(struct ieee80211_reg_rule), + GFP_KERNEL); + return (regd); +} + int linuxkpi_regulatory_set_wiphy_regd_sync(struct wiphy *wiphy, struct linuxkpi_ieee80211_regdomain *regd) { struct lkpi_hw *lhw; struct ieee80211com *ic; struct ieee80211_regdomain *rd; lhw = wiphy_priv(wiphy); ic = lhw->ic; rd = &ic->ic_regdomain; if (rd->isocc[0] == '\0') { rd->isocc[0] = regd->alpha2[0]; rd->isocc[1] = regd->alpha2[1]; } TODO(); /* XXX-BZ finish the rest. */ return (0); } void linuxkpi_ieee80211_scan_completed(struct ieee80211_hw *hw, struct cfg80211_scan_info *info) { struct lkpi_hw *lhw; struct ieee80211com *ic; struct ieee80211_scan_state *ss; lhw = wiphy_priv(hw->wiphy); ic = lhw->ic; ss = ic->ic_scan; ieee80211_scan_done(ss->ss_vap); LKPI_80211_LHW_SCAN_LOCK(lhw); free(lhw->hw_req, M_LKPI80211); lhw->hw_req = NULL; lhw->scan_flags &= ~LKPI_LHW_SCAN_RUNNING; wakeup(lhw); LKPI_80211_LHW_SCAN_UNLOCK(lhw); return; } /* For %list see comment towards the end of the function. */ void linuxkpi_ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb, struct ieee80211_sta *sta, struct napi_struct *napi __unused, struct list_head *list __unused) { struct epoch_tracker et; struct lkpi_hw *lhw; struct ieee80211com *ic; struct mbuf *m; struct skb_shared_info *shinfo; struct ieee80211_rx_status *rx_status; struct ieee80211_rx_stats rx_stats; struct ieee80211_node *ni; struct ieee80211vap *vap; struct ieee80211_hdr *hdr; struct lkpi_sta *lsta; int i, offset, ok; int8_t rssi; bool is_beacon; if (skb->len < 2) { /* Need 80211 stats here. */ IMPROVE(); goto err; } /* * For now do the data copy; we can later improve things. Might even * have an mbuf backing the skb data then? */ m = m_get2(skb->len, M_NOWAIT, MT_DATA, M_PKTHDR); if (m == NULL) goto err; m_copyback(m, 0, skb->tail - skb->data, skb->data); shinfo = skb_shinfo(skb); offset = m->m_len; for (i = 0; i < shinfo->nr_frags; i++) { m_copyback(m, offset, shinfo->frags[i].size, (uint8_t *)linux_page_address(shinfo->frags[i].page) + shinfo->frags[i].offset); offset += shinfo->frags[i].size; } rx_status = IEEE80211_SKB_RXCB(skb); hdr = (void *)skb->data; is_beacon = ieee80211_is_beacon(hdr->frame_control); #ifdef LINUXKPI_DEBUG_80211 if (is_beacon && (linuxkpi_debug_80211 & D80211_TRACE_RX_BEACONS) == 0) goto no_trace_beacons; if (linuxkpi_debug_80211 & D80211_TRACE_RX) printf("TRACE-RX: %s: skb %p a/l/d/t-len (%u/%u/%u/%u) " "h %p d %p t %p e %p sh %p (%u) m %p plen %u len %u%s\n", __func__, skb, skb->_alloc_len, skb->len, skb->data_len, skb->truesize, skb->head, skb->data, skb->tail, skb->end, shinfo, shinfo->nr_frags, m, m->m_pkthdr.len, m->m_len, is_beacon ? " beacon" : ""); if (linuxkpi_debug_80211 & D80211_TRACE_RX_DUMP) hexdump(mtod(m, const void *), m->m_len, "RX (raw) ", 0); /* Implement a dump_rxcb() !!! */ if (linuxkpi_debug_80211 & D80211_TRACE_RX) printf("TRACE %s: RXCB: %ju %ju %u, %#0x, %u, %#0x, %#0x, " "%u band %u, %u { %d %d %d %d }, %d, %#x %#x %#x %#x %u %u %u\n", __func__, (uintmax_t)rx_status->boottime_ns, (uintmax_t)rx_status->mactime, rx_status->device_timestamp, rx_status->flag, rx_status->freq, rx_status->bw, rx_status->encoding, rx_status->ampdu_reference, rx_status->band, rx_status->chains, rx_status->chain_signal[0], rx_status->chain_signal[1], rx_status->chain_signal[2], rx_status->chain_signal[3], rx_status->signal, rx_status->enc_flags, rx_status->he_dcm, rx_status->he_gi, rx_status->he_ru, rx_status->zero_length_psdu_type, rx_status->nss, rx_status->rate_idx); no_trace_beacons: #endif memset(&rx_stats, 0, sizeof(rx_stats)); rx_stats.r_flags = IEEE80211_R_NF | IEEE80211_R_RSSI; /* XXX-BZ correct hardcoded rssi and noise floor, how? survey? */ rx_stats.c_nf = -96; if (ieee80211_hw_check(hw, SIGNAL_DBM) && !(rx_status->flag & RX_FLAG_NO_SIGNAL_VAL)) rssi = rx_status->signal; else rssi = rx_stats.c_nf; /* * net80211 signal strength data are in .5 dBm units relative to * the current noise floor (see comment in ieee80211_node.h). */ rssi -= rx_stats.c_nf; rx_stats.c_rssi = rssi * 2; rx_stats.r_flags |= IEEE80211_R_BAND; rx_stats.c_band = lkpi_nl80211_band_to_net80211_band(rx_status->band); rx_stats.r_flags |= IEEE80211_R_FREQ | IEEE80211_R_IEEE; rx_stats.c_freq = rx_status->freq; rx_stats.c_ieee = ieee80211_mhz2ieee(rx_stats.c_freq, rx_stats.c_band); /* XXX (*sta_statistics)() to get to some of that? */ /* XXX-BZ dump the FreeBSD version of rx_stats as well! */ lhw = HW_TO_LHW(hw); ic = lhw->ic; ok = ieee80211_add_rx_params(m, &rx_stats); if (ok == 0) { m_freem(m); counter_u64_add(ic->ic_ierrors, 1); goto err; } if (sta != NULL) { lsta = STA_TO_LSTA(sta); ni = ieee80211_ref_node(lsta->ni); } else { struct ieee80211_frame_min *wh; wh = mtod(m, struct ieee80211_frame_min *); ni = ieee80211_find_rxnode(ic, wh); if (ni != NULL) lsta = ni->ni_drv_data; } if (ni != NULL) vap = ni->ni_vap; else /* * XXX-BZ can we improve this by looking at the frame hdr * or other meta-data passed up? */ vap = TAILQ_FIRST(&ic->ic_vaps); #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE_RX) printf("TRACE %s: sta %p lsta %p state %d ni %p vap %p%s\n", __func__, sta, lsta, (lsta != NULL) ? lsta->state : -1, ni, vap, is_beacon ? " beacon" : ""); #endif if (ni != NULL && vap != NULL && is_beacon && rx_status->device_timestamp > 0 && m->m_pkthdr.len >= sizeof(struct ieee80211_frame)) { struct lkpi_vif *lvif; struct ieee80211_vif *vif; struct ieee80211_frame *wh; wh = mtod(m, struct ieee80211_frame *); if (!IEEE80211_ADDR_EQ(wh->i_addr2, ni->ni_bssid)) goto skip_device_ts; lvif = VAP_TO_LVIF(vap); vif = LVIF_TO_VIF(lvif); IMPROVE("TIMING_BEACON_ONLY?"); /* mac80211 specific (not net80211) so keep it here. */ vif->bss_conf.sync_device_ts = rx_status->device_timestamp; /* * net80211 should take care of the other information (sync_tsf, * sync_dtim_count) as otherwise we need to parse the beacon. */ } skip_device_ts: if (vap != NULL && vap->iv_state > IEEE80211_S_INIT && ieee80211_radiotap_active_vap(vap)) { struct lkpi_radiotap_rx_hdr *rtap; rtap = &lhw->rtap_rx; rtap->wr_tsft = rx_status->device_timestamp; rtap->wr_flags = 0; if (rx_status->enc_flags & RX_ENC_FLAG_SHORTPRE) rtap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; if (rx_status->enc_flags & RX_ENC_FLAG_SHORT_GI) rtap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTGI; #if 0 /* .. or it does not given we strip it below. */ if (ieee80211_hw_check(hw, RX_INCLUDES_FCS)) rtap->wr_flags |= IEEE80211_RADIOTAP_F_FCS; #endif if (rx_status->flag & RX_FLAG_FAILED_FCS_CRC) rtap->wr_flags |= IEEE80211_RADIOTAP_F_BADFCS; rtap->wr_rate = 0; IMPROVE(); /* XXX TODO status->encoding / rate_index / bw */ rtap->wr_chan_freq = htole16(rx_stats.c_freq); if (ic->ic_curchan->ic_ieee == rx_stats.c_ieee) rtap->wr_chan_flags = htole16(ic->ic_curchan->ic_flags); rtap->wr_dbm_antsignal = rssi; rtap->wr_dbm_antnoise = rx_stats.c_nf; } if (ieee80211_hw_check(hw, RX_INCLUDES_FCS)) m_adj(m, -IEEE80211_CRC_LEN); #if 0 if (list != NULL) { /* * Normally this would be queued up and delivered by * netif_receive_skb_list(), napi_gro_receive(), or the like. * See mt76::mac80211.c as only current possible consumer. */ IMPROVE("we simply pass the packet to net80211 to deal with."); } #endif NET_EPOCH_ENTER(et); if (ni != NULL) { ok = ieee80211_input_mimo(ni, m); ieee80211_free_node(ni); if (ok < 0) m_freem(m); } else { ok = ieee80211_input_mimo_all(ic, m); /* mbuf got consumed. */ } NET_EPOCH_EXIT(et); #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE_RX) printf("TRACE %s: handled frame type %#0x\n", __func__, ok); #endif IMPROVE(); err: /* The skb is ours so we can free it :-) */ kfree_skb(skb); } uint8_t linuxkpi_ieee80211_get_tid(struct ieee80211_hdr *hdr, bool nonqos_ok) { const struct ieee80211_frame *wh; uint8_t tid; /* Linux seems to assume this is a QOS-Data-Frame */ KASSERT(nonqos_ok || ieee80211_is_data_qos(hdr->frame_control), ("%s: hdr %p fc %#06x not qos_data\n", __func__, hdr, hdr->frame_control)); wh = (const struct ieee80211_frame *)hdr; tid = ieee80211_gettid(wh); KASSERT(nonqos_ok || tid == (tid & IEEE80211_QOS_TID), ("%s: tid %u " "not expected (%u?)\n", __func__, tid, IEEE80211_NONQOS_TID)); return (tid); } struct wiphy * linuxkpi_wiphy_new(const struct cfg80211_ops *ops, size_t priv_len) { struct lkpi_wiphy *lwiphy; lwiphy = kzalloc(sizeof(*lwiphy) + priv_len, GFP_KERNEL); if (lwiphy == NULL) return (NULL); lwiphy->ops = ops; /* XXX TODO */ return (LWIPHY_TO_WIPHY(lwiphy)); } void linuxkpi_wiphy_free(struct wiphy *wiphy) { struct lkpi_wiphy *lwiphy; if (wiphy == NULL) return; lwiphy = WIPHY_TO_LWIPHY(wiphy); kfree(lwiphy); } uint32_t linuxkpi_ieee80211_channel_to_frequency(uint32_t channel, enum nl80211_band band) { switch (band) { case NL80211_BAND_2GHZ: return (ieee80211_ieee2mhz(channel, IEEE80211_CHAN_2GHZ)); break; case NL80211_BAND_5GHZ: return (ieee80211_ieee2mhz(channel, IEEE80211_CHAN_5GHZ)); break; default: /* XXX abort, retry, error, panic? */ break; } return (0); } uint32_t linuxkpi_ieee80211_frequency_to_channel(uint32_t freq, uint32_t flags __unused) { return (ieee80211_mhz2ieee(freq, 0)); } static struct lkpi_sta * lkpi_find_lsta_by_ni(struct lkpi_vif *lvif, struct ieee80211_node *ni) { struct lkpi_sta *lsta, *temp; LKPI_80211_LVIF_LOCK(lvif); TAILQ_FOREACH_SAFE(lsta, &lvif->lsta_head, lsta_entry, temp) { if (lsta->ni == ni) { LKPI_80211_LVIF_UNLOCK(lvif); return (lsta); } } LKPI_80211_LVIF_UNLOCK(lvif); return (NULL); } struct ieee80211_sta * linuxkpi_ieee80211_find_sta(struct ieee80211_vif *vif, const u8 *peer) { struct lkpi_vif *lvif; struct lkpi_sta *lsta, *temp; struct ieee80211_sta *sta; lvif = VIF_TO_LVIF(vif); LKPI_80211_LVIF_LOCK(lvif); TAILQ_FOREACH_SAFE(lsta, &lvif->lsta_head, lsta_entry, temp) { sta = LSTA_TO_STA(lsta); if (IEEE80211_ADDR_EQ(sta->addr, peer)) { LKPI_80211_LVIF_UNLOCK(lvif); return (sta); } } LKPI_80211_LVIF_UNLOCK(lvif); return (NULL); } struct ieee80211_sta * linuxkpi_ieee80211_find_sta_by_ifaddr(struct ieee80211_hw *hw, const uint8_t *addr, const uint8_t *ourvifaddr) { struct lkpi_hw *lhw; struct lkpi_vif *lvif; struct lkpi_sta *lsta; struct ieee80211_vif *vif; struct ieee80211_sta *sta; lhw = wiphy_priv(hw->wiphy); sta = NULL; LKPI_80211_LHW_LVIF_LOCK(lhw); TAILQ_FOREACH(lvif, &lhw->lvif_head, lvif_entry) { /* XXX-BZ check our address from the vif. */ vif = LVIF_TO_VIF(lvif); if (ourvifaddr != NULL && !IEEE80211_ADDR_EQ(vif->addr, ourvifaddr)) continue; sta = linuxkpi_ieee80211_find_sta(vif, addr); if (sta != NULL) break; } LKPI_80211_LHW_LVIF_UNLOCK(lhw); if (sta != NULL) { lsta = STA_TO_LSTA(sta); if (!lsta->added_to_drv) return (NULL); } return (sta); } struct sk_buff * linuxkpi_ieee80211_tx_dequeue(struct ieee80211_hw *hw, struct ieee80211_txq *txq) { struct lkpi_txq *ltxq; struct lkpi_vif *lvif; struct sk_buff *skb; skb = NULL; ltxq = TXQ_TO_LTXQ(txq); ltxq->seen_dequeue = true; if (ltxq->stopped) goto stopped; lvif = VIF_TO_LVIF(ltxq->txq.vif); if (lvif->hw_queue_stopped[ltxq->txq.ac]) { ltxq->stopped = true; goto stopped; } skb = skb_dequeue(<xq->skbq); stopped: return (skb); } void linuxkpi_ieee80211_txq_get_depth(struct ieee80211_txq *txq, unsigned long *frame_cnt, unsigned long *byte_cnt) { struct lkpi_txq *ltxq; struct sk_buff *skb; unsigned long fc, bc; ltxq = TXQ_TO_LTXQ(txq); fc = bc = 0; skb_queue_walk(<xq->skbq, skb) { fc++; bc += skb->len; } if (frame_cnt) *frame_cnt = fc; if (byte_cnt) *byte_cnt = bc; /* Validate that this is doing the correct thing. */ /* Should we keep track on en/dequeue? */ IMPROVE(); } /* * We are called from ieee80211_free_txskb() or ieee80211_tx_status(). * The latter tries to derive the success status from the info flags * passed back from the driver. rawx_mit() saves the ni on the m and the * m on the skb for us to be able to give feedback to net80211. */ static void _lkpi_ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb, int status) { struct ieee80211_node *ni; struct mbuf *m; m = skb->m; skb->m = NULL; if (m != NULL) { ni = m->m_pkthdr.PH_loc.ptr; /* Status: 0 is ok, != 0 is error. */ ieee80211_tx_complete(ni, m, status); /* ni & mbuf were consumed. */ } } void linuxkpi_ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb, int status) { _lkpi_ieee80211_free_txskb(hw, skb, status); kfree_skb(skb); } void linuxkpi_ieee80211_tx_status_ext(struct ieee80211_hw *hw, struct ieee80211_tx_status *txstat) { struct sk_buff *skb; struct ieee80211_tx_info *info; struct ieee80211_ratectl_tx_status txs; struct ieee80211_node *ni; int status; skb = txstat->skb; if (skb->m != NULL) { struct mbuf *m; m = skb->m; ni = m->m_pkthdr.PH_loc.ptr; memset(&txs, 0, sizeof(txs)); } else { ni = NULL; } info = txstat->info; if (info->flags & IEEE80211_TX_STAT_ACK) { status = 0; /* No error. */ txs.status = IEEE80211_RATECTL_TX_SUCCESS; } else { status = 1; txs.status = IEEE80211_RATECTL_TX_FAIL_UNSPECIFIED; } if (ni != NULL) { int ridx __unused; #ifdef LINUXKPI_DEBUG_80211 int old_rate; old_rate = ni->ni_vap->iv_bss->ni_txrate; #endif txs.pktlen = skb->len; txs.flags |= IEEE80211_RATECTL_STATUS_PKTLEN; if (info->status.rates[0].count > 1) { txs.long_retries = info->status.rates[0].count - 1; /* 1 + retries in drivers. */ txs.flags |= IEEE80211_RATECTL_STATUS_LONG_RETRY; } #if 0 /* Unused in net80211 currently. */ /* XXX-BZ convert check .flags for MCS/VHT/.. */ txs.final_rate = info->status.rates[0].idx; txs.flags |= IEEE80211_RATECTL_STATUS_FINAL_RATE; #endif if (info->status.flags & IEEE80211_TX_STATUS_ACK_SIGNAL_VALID) { txs.rssi = info->status.ack_signal; /* XXX-BZ CONVERT? */ txs.flags |= IEEE80211_RATECTL_STATUS_RSSI; } IMPROVE("only update of rate matches but that requires us to get a proper rate"); ieee80211_ratectl_tx_complete(ni, &txs); ridx = ieee80211_ratectl_rate(ni->ni_vap->iv_bss, NULL, 0); #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE_TX) { printf("TX-RATE: %s: old %d new %d ridx %d, " "long_retries %d\n", __func__, old_rate, ni->ni_vap->iv_bss->ni_txrate, ridx, txs.long_retries); } #endif } #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE_TX) printf("TX-STATUS: %s: hw %p skb %p status %d : flags %#x " "band %u hw_queue %u tx_time_est %d : " "rates [ %u %u %#x, %u %u %#x, %u %u %#x, %u %u %#x ] " "ack_signal %u ampdu_ack_len %u ampdu_len %u antenna %u " "tx_time %u flags %#x " "status_driver_data [ %p %p ]\n", __func__, hw, skb, status, info->flags, info->band, info->hw_queue, info->tx_time_est, info->status.rates[0].idx, info->status.rates[0].count, info->status.rates[0].flags, info->status.rates[1].idx, info->status.rates[1].count, info->status.rates[1].flags, info->status.rates[2].idx, info->status.rates[2].count, info->status.rates[2].flags, info->status.rates[3].idx, info->status.rates[3].count, info->status.rates[3].flags, info->status.ack_signal, info->status.ampdu_ack_len, info->status.ampdu_len, info->status.antenna, info->status.tx_time, info->status.flags, info->status.status_driver_data[0], info->status.status_driver_data[1]); #endif if (txstat->free_list) { _lkpi_ieee80211_free_txskb(hw, skb, status); list_add_tail(&skb->list, txstat->free_list); } else { linuxkpi_ieee80211_free_txskb(hw, skb, status); } } void linuxkpi_ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb) { struct ieee80211_tx_status status; memset(&status, 0, sizeof(status)); status.info = IEEE80211_SKB_CB(skb); status.skb = skb; /* sta, n_rates, rates, free_list? */ ieee80211_tx_status_ext(hw, &status); } /* * This is an internal bandaid for the moment for the way we glue * skbs and mbufs together for TX. Once we have skbs backed by * mbufs this should go away. * This is a public function but kept on the private KPI (lkpi_) * and is not exposed by a header file. */ static void lkpi_ieee80211_free_skb_mbuf(void *p) { struct ieee80211_node *ni; struct mbuf *m; if (p == NULL) return; m = (struct mbuf *)p; M_ASSERTPKTHDR(m); ni = m->m_pkthdr.PH_loc.ptr; m->m_pkthdr.PH_loc.ptr = NULL; if (ni != NULL) ieee80211_free_node(ni); m_freem(m); } void linuxkpi_ieee80211_queue_delayed_work(struct ieee80211_hw *hw, struct delayed_work *w, int delay) { struct lkpi_hw *lhw; /* Need to make sure hw is in a stable (non-suspended) state. */ IMPROVE(); lhw = HW_TO_LHW(hw); queue_delayed_work(lhw->workq, w, delay); } void linuxkpi_ieee80211_queue_work(struct ieee80211_hw *hw, struct work_struct *w) { struct lkpi_hw *lhw; /* Need to make sure hw is in a stable (non-suspended) state. */ IMPROVE(); lhw = HW_TO_LHW(hw); queue_work(lhw->workq, w); } struct sk_buff * linuxkpi_ieee80211_probereq_get(struct ieee80211_hw *hw, uint8_t *addr, uint8_t *ssid, size_t ssid_len, size_t tailroom) { struct sk_buff *skb; struct ieee80211_frame *wh; uint8_t *p; size_t len; len = sizeof(*wh); len += 2 + ssid_len; skb = dev_alloc_skb(hw->extra_tx_headroom + len + tailroom); if (skb == NULL) return (NULL); skb_reserve(skb, hw->extra_tx_headroom); wh = skb_put_zero(skb, sizeof(*wh)); wh->i_fc[0] = IEEE80211_FC0_VERSION_0; wh->i_fc[0] |= IEEE80211_FC0_SUBTYPE_PROBE_REQ | IEEE80211_FC0_TYPE_MGT; IEEE80211_ADDR_COPY(wh->i_addr1, ieee80211broadcastaddr); IEEE80211_ADDR_COPY(wh->i_addr2, addr); IEEE80211_ADDR_COPY(wh->i_addr3, ieee80211broadcastaddr); p = skb_put(skb, 2 + ssid_len); *p++ = IEEE80211_ELEMID_SSID; *p++ = ssid_len; if (ssid_len > 0) memcpy(p, ssid, ssid_len); return (skb); } struct sk_buff * linuxkpi_ieee80211_pspoll_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct lkpi_vif *lvif; struct ieee80211vap *vap; struct sk_buff *skb; struct ieee80211_frame_pspoll *psp; uint16_t v; skb = dev_alloc_skb(hw->extra_tx_headroom + sizeof(*psp)); if (skb == NULL) return (NULL); skb_reserve(skb, hw->extra_tx_headroom); lvif = VIF_TO_LVIF(vif); vap = LVIF_TO_VAP(lvif); psp = skb_put_zero(skb, sizeof(*psp)); psp->i_fc[0] = IEEE80211_FC0_VERSION_0; psp->i_fc[0] |= IEEE80211_FC0_SUBTYPE_PS_POLL | IEEE80211_FC0_TYPE_CTL; v = htole16(vif->cfg.aid | 1<<15 | 1<<16); memcpy(&psp->i_aid, &v, sizeof(v)); IEEE80211_ADDR_COPY(psp->i_bssid, vap->iv_bss->ni_macaddr); IEEE80211_ADDR_COPY(psp->i_ta, vif->addr); return (skb); } struct sk_buff * linuxkpi_ieee80211_nullfunc_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int linkid, bool qos) { struct lkpi_vif *lvif; struct ieee80211vap *vap; struct sk_buff *skb; struct ieee80211_frame *nullf; IMPROVE("linkid"); skb = dev_alloc_skb(hw->extra_tx_headroom + sizeof(*nullf)); if (skb == NULL) return (NULL); skb_reserve(skb, hw->extra_tx_headroom); lvif = VIF_TO_LVIF(vif); vap = LVIF_TO_VAP(lvif); nullf = skb_put_zero(skb, sizeof(*nullf)); nullf->i_fc[0] = IEEE80211_FC0_VERSION_0; nullf->i_fc[0] |= IEEE80211_FC0_SUBTYPE_NODATA | IEEE80211_FC0_TYPE_DATA; nullf->i_fc[1] = IEEE80211_FC1_DIR_TODS; IEEE80211_ADDR_COPY(nullf->i_addr1, vap->iv_bss->ni_bssid); IEEE80211_ADDR_COPY(nullf->i_addr2, vif->addr); IEEE80211_ADDR_COPY(nullf->i_addr3, vap->iv_bss->ni_macaddr); return (skb); } struct wireless_dev * linuxkpi_ieee80211_vif_to_wdev(struct ieee80211_vif *vif) { struct lkpi_vif *lvif; lvif = VIF_TO_LVIF(vif); return (&lvif->wdev); } void linuxkpi_ieee80211_connection_loss(struct ieee80211_vif *vif) { struct lkpi_vif *lvif; struct ieee80211vap *vap; enum ieee80211_state nstate; int arg; lvif = VIF_TO_LVIF(vif); vap = LVIF_TO_VAP(lvif); /* * Go to init; otherwise we need to elaborately check state and * handle accordingly, e.g., if in RUN we could call iv_bmiss. * Let the statemachine handle all neccessary changes. */ nstate = IEEE80211_S_INIT; arg = 0; /* Not a valid reason. */ #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE) ic_printf(vap->iv_ic, "%s: vif %p\n", __func__, vif); #endif ieee80211_new_state(vap, nstate, arg); } void linuxkpi_ieee80211_beacon_loss(struct ieee80211_vif *vif) { struct lkpi_vif *lvif; struct ieee80211vap *vap; lvif = VIF_TO_LVIF(vif); vap = LVIF_TO_VAP(lvif); #ifdef LINUXKPI_DEBUG_80211 if (linuxkpi_debug_80211 & D80211_TRACE || vap->iv_state != IEEE80211_S_RUN) ic_printf(vap->iv_ic, "%s: vif %p vap %p state %s\n", __func__, vif, vap, ieee80211_state_name[vap->iv_state]); #endif ieee80211_beacon_miss(vap->iv_ic); } /* -------------------------------------------------------------------------- */ void linuxkpi_ieee80211_stop_queue(struct ieee80211_hw *hw, int qnum) { struct lkpi_hw *lhw; struct lkpi_vif *lvif; struct ieee80211_vif *vif; int ac_count, ac; KASSERT(qnum < hw->queues, ("%s: qnum %d >= hw->queues %d, hw %p\n", __func__, qnum, hw->queues, hw)); lhw = wiphy_priv(hw->wiphy); /* See lkpi_ic_vap_create(). */ if (hw->queues >= IEEE80211_NUM_ACS) ac_count = IEEE80211_NUM_ACS; else ac_count = 1; LKPI_80211_LHW_LVIF_LOCK(lhw); TAILQ_FOREACH(lvif, &lhw->lvif_head, lvif_entry) { vif = LVIF_TO_VIF(lvif); for (ac = 0; ac < ac_count; ac++) { IMPROVE_TXQ("LOCKING"); if (qnum == vif->hw_queue[ac]) { /* * For now log this to better understand * how this is supposed to work. */ if (lvif->hw_queue_stopped[ac]) ic_printf(lhw->ic, "%s:%d: lhw %p hw %p " "lvif %p vif %p ac %d qnum %d already " "stopped\n", __func__, __LINE__, lhw, hw, lvif, vif, ac, qnum); lvif->hw_queue_stopped[ac] = true; } } } LKPI_80211_LHW_LVIF_UNLOCK(lhw); } void linuxkpi_ieee80211_stop_queues(struct ieee80211_hw *hw) { int i; IMPROVE_TXQ("Locking; do we need further info?"); for (i = 0; i < hw->queues; i++) linuxkpi_ieee80211_stop_queue(hw, i); } static void lkpi_ieee80211_wake_queues(struct ieee80211_hw *hw, int hwq) { struct lkpi_hw *lhw; struct lkpi_vif *lvif; struct lkpi_sta *lsta; int ac_count, ac, tid; /* See lkpi_ic_vap_create(). */ if (hw->queues >= IEEE80211_NUM_ACS) ac_count = IEEE80211_NUM_ACS; else ac_count = 1; lhw = wiphy_priv(hw->wiphy); IMPROVE_TXQ("Locking"); LKPI_80211_LHW_LVIF_LOCK(lhw); TAILQ_FOREACH(lvif, &lhw->lvif_head, lvif_entry) { struct ieee80211_vif *vif; vif = LVIF_TO_VIF(lvif); for (ac = 0; ac < ac_count; ac++) { if (hwq == vif->hw_queue[ac]) { /* XXX-BZ what about software scan? */ /* * For now log this to better understand * how this is supposed to work. */ if (!lvif->hw_queue_stopped[ac]) ic_printf(lhw->ic, "%s:%d: lhw %p hw %p " "lvif %p vif %p ac %d hw_q not stopped\n", __func__, __LINE__, lhw, hw, lvif, vif, ac); lvif->hw_queue_stopped[ac] = false; LKPI_80211_LVIF_LOCK(lvif); TAILQ_FOREACH(lsta, &lvif->lsta_head, lsta_entry) { struct ieee80211_sta *sta; sta = LSTA_TO_STA(lsta); for (tid = 0; tid < nitems(sta->txq); tid++) { struct lkpi_txq *ltxq; if (sta->txq[tid] == NULL) continue; if (sta->txq[tid]->ac != ac) continue; ltxq = TXQ_TO_LTXQ(sta->txq[tid]); if (!ltxq->stopped) continue; ltxq->stopped = false; /* XXX-BZ see when this explodes with all the locking. taskq? */ lkpi_80211_mo_wake_tx_queue(hw, sta->txq[tid]); } } LKPI_80211_LVIF_UNLOCK(lvif); } } } LKPI_80211_LHW_LVIF_UNLOCK(lhw); } void linuxkpi_ieee80211_wake_queues(struct ieee80211_hw *hw) { int i; IMPROVE_TXQ("Is this all/enough here?"); for (i = 0; i < hw->queues; i++) lkpi_ieee80211_wake_queues(hw, i); } void linuxkpi_ieee80211_wake_queue(struct ieee80211_hw *hw, int qnum) { KASSERT(qnum < hw->queues, ("%s: qnum %d >= hw->queues %d, hw %p\n", __func__, qnum, hw->queues, hw)); lkpi_ieee80211_wake_queues(hw, qnum); } /* This is just hardware queues. */ void linuxkpi_ieee80211_txq_schedule_start(struct ieee80211_hw *hw, uint8_t ac) { struct lkpi_hw *lhw; lhw = HW_TO_LHW(hw); IMPROVE_TXQ("Are there reasons why we wouldn't schedule?"); IMPROVE_TXQ("LOCKING"); if (++lhw->txq_generation[ac] == 0) lhw->txq_generation[ac]++; } struct ieee80211_txq * linuxkpi_ieee80211_next_txq(struct ieee80211_hw *hw, uint8_t ac) { struct lkpi_hw *lhw; struct ieee80211_txq *txq; struct lkpi_txq *ltxq; lhw = HW_TO_LHW(hw); txq = NULL; IMPROVE_TXQ("LOCKING"); /* Check that we are scheduled. */ if (lhw->txq_generation[ac] == 0) goto out; ltxq = TAILQ_FIRST(&lhw->scheduled_txqs[ac]); if (ltxq == NULL) goto out; if (ltxq->txq_generation == lhw->txq_generation[ac]) goto out; ltxq->txq_generation = lhw->txq_generation[ac]; TAILQ_REMOVE(&lhw->scheduled_txqs[ac], ltxq, txq_entry); txq = <xq->txq; TAILQ_ELEM_INIT(ltxq, txq_entry); out: return (txq); } void linuxkpi_ieee80211_schedule_txq(struct ieee80211_hw *hw, struct ieee80211_txq *txq, bool withoutpkts) { struct lkpi_hw *lhw; struct lkpi_txq *ltxq; ltxq = TXQ_TO_LTXQ(txq); IMPROVE_TXQ("LOCKING"); /* Only schedule if work to do or asked to anyway. */ if (!withoutpkts && skb_queue_empty(<xq->skbq)) goto out; /* Make sure we do not double-schedule. */ if (ltxq->txq_entry.tqe_next != NULL) goto out; lhw = HW_TO_LHW(hw); TAILQ_INSERT_TAIL(&lhw->scheduled_txqs[txq->ac], ltxq, txq_entry); out: return; } /* -------------------------------------------------------------------------- */ struct lkpi_cfg80211_bss { u_int refcnt; struct cfg80211_bss bss; }; struct lkpi_cfg80211_get_bss_iter_lookup { struct wiphy *wiphy; struct linuxkpi_ieee80211_channel *chan; const uint8_t *bssid; const uint8_t *ssid; size_t ssid_len; enum ieee80211_bss_type bss_type; enum ieee80211_privacy privacy; /* * Something to store a copy of the result as the net80211 scan cache * is not refoucnted so a scan entry might go away any time. */ bool match; struct cfg80211_bss *bss; }; static void lkpi_cfg80211_get_bss_iterf(void *arg, const struct ieee80211_scan_entry *se) { struct lkpi_cfg80211_get_bss_iter_lookup *lookup; size_t ielen; lookup = arg; /* Do not try to find another match. */ if (lookup->match) return; /* Nothing to store result. */ if (lookup->bss == NULL) return; if (lookup->privacy != IEEE80211_PRIVACY_ANY) { /* if (se->se_capinfo & IEEE80211_CAPINFO_PRIVACY) */ /* We have no idea what to compare to as the drivers only request ANY */ return; } if (lookup->bss_type != IEEE80211_BSS_TYPE_ANY) { /* if (se->se_capinfo & (IEEE80211_CAPINFO_IBSS|IEEE80211_CAPINFO_ESS)) */ /* We have no idea what to compare to as the drivers only request ANY */ return; } if (lookup->chan != NULL) { struct linuxkpi_ieee80211_channel *chan; chan = linuxkpi_ieee80211_get_channel(lookup->wiphy, se->se_chan->ic_freq); if (chan == NULL || chan != lookup->chan) return; } if (lookup->bssid && !IEEE80211_ADDR_EQ(lookup->bssid, se->se_bssid)) return; if (lookup->ssid) { if (lookup->ssid_len != se->se_ssid[1] || se->se_ssid[1] == 0) return; if (memcmp(lookup->ssid, se->se_ssid+2, lookup->ssid_len) != 0) return; } ielen = se->se_ies.len; lookup->bss->ies = malloc(sizeof(*lookup->bss->ies) + ielen, M_LKPI80211, M_NOWAIT | M_ZERO); if (lookup->bss->ies == NULL) return; lookup->bss->ies->data = (uint8_t *)lookup->bss->ies + sizeof(*lookup->bss->ies); lookup->bss->ies->len = ielen; if (ielen) memcpy(lookup->bss->ies->data, se->se_ies.data, ielen); lookup->match = true; } struct cfg80211_bss * linuxkpi_cfg80211_get_bss(struct wiphy *wiphy, struct linuxkpi_ieee80211_channel *chan, const uint8_t *bssid, const uint8_t *ssid, size_t ssid_len, enum ieee80211_bss_type bss_type, enum ieee80211_privacy privacy) { struct lkpi_cfg80211_bss *lbss; struct lkpi_cfg80211_get_bss_iter_lookup lookup; struct lkpi_hw *lhw; struct ieee80211vap *vap; lhw = wiphy_priv(wiphy); /* Let's hope we can alloc. */ lbss = malloc(sizeof(*lbss), M_LKPI80211, M_NOWAIT | M_ZERO); if (lbss == NULL) { ic_printf(lhw->ic, "%s: alloc failed.\n", __func__); return (NULL); } lookup.wiphy = wiphy; lookup.chan = chan; lookup.bssid = bssid; lookup.ssid = ssid; lookup.ssid_len = ssid_len; lookup.bss_type = bss_type; lookup.privacy = privacy; lookup.match = false; lookup.bss = &lbss->bss; IMPROVE("Iterate over all VAPs comparing perm_addr and addresses?"); vap = TAILQ_FIRST(&lhw->ic->ic_vaps); ieee80211_scan_iterate(vap, lkpi_cfg80211_get_bss_iterf, &lookup); if (!lookup.match) { free(lbss, M_LKPI80211); return (NULL); } refcount_init(&lbss->refcnt, 1); return (&lbss->bss); } void linuxkpi_cfg80211_put_bss(struct wiphy *wiphy, struct cfg80211_bss *bss) { struct lkpi_cfg80211_bss *lbss; lbss = container_of(bss, struct lkpi_cfg80211_bss, bss); /* Free everything again on refcount ... */ if (refcount_release(&lbss->refcnt)) { free(lbss->bss.ies, M_LKPI80211); free(lbss, M_LKPI80211); } } void linuxkpi_cfg80211_bss_flush(struct wiphy *wiphy) { struct lkpi_hw *lhw; struct ieee80211com *ic; struct ieee80211vap *vap; lhw = wiphy_priv(wiphy); ic = lhw->ic; /* * If we haven't called ieee80211_ifattach() yet * or there is no VAP, there are no scans to flush. */ if (ic == NULL || (lhw->sc_flags & LKPI_MAC80211_DRV_STARTED) == 0) return; /* Should only happen on the current one? Not seen it late enough. */ IEEE80211_LOCK(ic); TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) ieee80211_scan_flush(vap); IEEE80211_UNLOCK(ic); } /* -------------------------------------------------------------------------- */ MODULE_VERSION(linuxkpi_wlan, 1); MODULE_DEPEND(linuxkpi_wlan, linuxkpi, 1, 1, 1); MODULE_DEPEND(linuxkpi_wlan, wlan, 1, 1, 1);