| // SPDX-License-Identifier: BSD-3-Clause-Clear |
| /* |
| * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. |
| */ |
| |
| #include <net/mac80211.h> |
| #include <linux/etherdevice.h> |
| #include <linux/of.h> |
| #include "mac.h" |
| #include "core.h" |
| #include "debug.h" |
| #include "wmi.h" |
| #include "hw.h" |
| #include "dp_tx.h" |
| #include "dp_rx.h" |
| #include "testmode.h" |
| #include "peer.h" |
| #include "debugfs_sta.h" |
| #include "vendor.h" |
| #include "nss.h" |
| |
| #define CHAN2G(_channel, _freq, _flags) { \ |
| .band = NL80211_BAND_2GHZ, \ |
| .hw_value = (_channel), \ |
| .center_freq = (_freq), \ |
| .flags = (_flags), \ |
| .max_antenna_gain = 0, \ |
| .max_power = 30, \ |
| } |
| |
| #define CHAN5G(_channel, _freq, _flags) { \ |
| .band = NL80211_BAND_5GHZ, \ |
| .hw_value = (_channel), \ |
| .center_freq = (_freq), \ |
| .flags = (_flags), \ |
| .max_antenna_gain = 0, \ |
| .max_power = 30, \ |
| } |
| |
| #define CHAN6G(_channel, _freq, _flags) { \ |
| .band = NL80211_BAND_6GHZ, \ |
| .hw_value = (_channel), \ |
| .center_freq = (_freq), \ |
| .flags = (_flags), \ |
| .max_antenna_gain = 0, \ |
| .max_power = 30, \ |
| } |
| |
| unsigned int color_collision_enable = 0; |
| module_param_named(color_collision_detect, color_collision_enable, uint, 0644); |
| MODULE_PARM_DESC(color_collision_detect, "BSS color collision detecion: 0-disable 1-enable"); |
| |
| static const struct ieee80211_channel ath11k_2ghz_channels[] = { |
| CHAN2G(1, 2412, 0), |
| CHAN2G(2, 2417, 0), |
| CHAN2G(3, 2422, 0), |
| CHAN2G(4, 2427, 0), |
| CHAN2G(5, 2432, 0), |
| CHAN2G(6, 2437, 0), |
| CHAN2G(7, 2442, 0), |
| CHAN2G(8, 2447, 0), |
| CHAN2G(9, 2452, 0), |
| CHAN2G(10, 2457, 0), |
| CHAN2G(11, 2462, 0), |
| CHAN2G(12, 2467, 0), |
| CHAN2G(13, 2472, 0), |
| CHAN2G(14, 2484, 0), |
| }; |
| |
| static const struct ieee80211_channel ath11k_5ghz_channels[] = { |
| CHAN5G(36, 5180, 0), |
| CHAN5G(40, 5200, 0), |
| CHAN5G(44, 5220, 0), |
| CHAN5G(48, 5240, 0), |
| CHAN5G(52, 5260, 0), |
| CHAN5G(56, 5280, 0), |
| CHAN5G(60, 5300, 0), |
| CHAN5G(64, 5320, 0), |
| CHAN5G(100, 5500, 0), |
| CHAN5G(104, 5520, 0), |
| CHAN5G(108, 5540, 0), |
| CHAN5G(112, 5560, 0), |
| CHAN5G(116, 5580, 0), |
| CHAN5G(120, 5600, 0), |
| CHAN5G(124, 5620, 0), |
| CHAN5G(128, 5640, 0), |
| CHAN5G(132, 5660, 0), |
| CHAN5G(136, 5680, 0), |
| CHAN5G(140, 5700, 0), |
| CHAN5G(144, 5720, 0), |
| CHAN5G(149, 5745, 0), |
| CHAN5G(153, 5765, 0), |
| CHAN5G(157, 5785, 0), |
| CHAN5G(161, 5805, 0), |
| CHAN5G(165, 5825, 0), |
| CHAN5G(169, 5845, 0), |
| CHAN5G(173, 5865, 0), |
| CHAN5G(177, 5885, 0), |
| }; |
| |
| static const struct ieee80211_channel ath11k_6ghz_channels[] = { |
| CHAN6G(1, 5955, 0), |
| CHAN6G(2, 5935, 0), /* op_class = 136 */ |
| CHAN6G(5, 5975, 0), |
| CHAN6G(9, 5995, 0), |
| CHAN6G(13, 6015, 0), |
| CHAN6G(17, 6035, 0), |
| CHAN6G(21, 6055, 0), |
| CHAN6G(25, 6075, 0), |
| CHAN6G(29, 6095, 0), |
| CHAN6G(33, 6115, 0), |
| CHAN6G(37, 6135, 0), |
| CHAN6G(41, 6155, 0), |
| CHAN6G(45, 6175, 0), |
| CHAN6G(49, 6195, 0), |
| CHAN6G(53, 6215, 0), |
| CHAN6G(57, 6235, 0), |
| CHAN6G(61, 6255, 0), |
| CHAN6G(65, 6275, 0), |
| CHAN6G(69, 6295, 0), |
| CHAN6G(73, 6315, 0), |
| CHAN6G(77, 6335, 0), |
| CHAN6G(81, 6355, 0), |
| CHAN6G(85, 6375, 0), |
| CHAN6G(89, 6395, 0), |
| CHAN6G(93, 6415, 0), |
| CHAN6G(97, 6435, 0), |
| CHAN6G(101, 6455, 0), |
| CHAN6G(105, 6475, 0), |
| CHAN6G(109, 6495, 0), |
| CHAN6G(113, 6515, 0), |
| CHAN6G(117, 6535, 0), |
| CHAN6G(121, 6555, 0), |
| CHAN6G(125, 6575, 0), |
| CHAN6G(129, 6595, 0), |
| CHAN6G(133, 6615, 0), |
| CHAN6G(137, 6635, 0), |
| CHAN6G(141, 6655, 0), |
| CHAN6G(145, 6675, 0), |
| CHAN6G(149, 6695, 0), |
| CHAN6G(153, 6715, 0), |
| CHAN6G(157, 6735, 0), |
| CHAN6G(161, 6755, 0), |
| CHAN6G(165, 6775, 0), |
| CHAN6G(169, 6795, 0), |
| CHAN6G(173, 6815, 0), |
| CHAN6G(177, 6835, 0), |
| CHAN6G(181, 6855, 0), |
| CHAN6G(185, 6875, 0), |
| CHAN6G(189, 6895, 0), |
| CHAN6G(193, 6915, 0), |
| CHAN6G(197, 6935, 0), |
| CHAN6G(201, 6955, 0), |
| CHAN6G(205, 6975, 0), |
| CHAN6G(209, 6995, 0), |
| CHAN6G(213, 7015, 0), |
| CHAN6G(217, 7035, 0), |
| CHAN6G(221, 7055, 0), |
| CHAN6G(225, 7075, 0), |
| CHAN6G(229, 7095, 0), |
| CHAN6G(233, 7115, 0), |
| }; |
| |
| static struct ieee80211_rate ath11k_legacy_rates[] = { |
| { .bitrate = 10, |
| .hw_value = ATH11K_HW_RATE_CCK_LP_1M }, |
| { .bitrate = 20, |
| .hw_value = ATH11K_HW_RATE_CCK_LP_2M, |
| .hw_value_short = ATH11K_HW_RATE_CCK_SP_2M, |
| .flags = IEEE80211_RATE_SHORT_PREAMBLE }, |
| { .bitrate = 55, |
| .hw_value = ATH11K_HW_RATE_CCK_LP_5_5M, |
| .hw_value_short = ATH11K_HW_RATE_CCK_SP_5_5M, |
| .flags = IEEE80211_RATE_SHORT_PREAMBLE }, |
| { .bitrate = 110, |
| .hw_value = ATH11K_HW_RATE_CCK_LP_11M, |
| .hw_value_short = ATH11K_HW_RATE_CCK_SP_11M, |
| .flags = IEEE80211_RATE_SHORT_PREAMBLE }, |
| |
| { .bitrate = 60, .hw_value = ATH11K_HW_RATE_OFDM_6M }, |
| { .bitrate = 90, .hw_value = ATH11K_HW_RATE_OFDM_9M }, |
| { .bitrate = 120, .hw_value = ATH11K_HW_RATE_OFDM_12M }, |
| { .bitrate = 180, .hw_value = ATH11K_HW_RATE_OFDM_18M }, |
| { .bitrate = 240, .hw_value = ATH11K_HW_RATE_OFDM_24M }, |
| { .bitrate = 360, .hw_value = ATH11K_HW_RATE_OFDM_36M }, |
| { .bitrate = 480, .hw_value = ATH11K_HW_RATE_OFDM_48M }, |
| { .bitrate = 540, .hw_value = ATH11K_HW_RATE_OFDM_54M }, |
| }; |
| |
| static const int |
| ath11k_phymodes[NUM_NL80211_BANDS][ATH11K_CHAN_WIDTH_NUM] = { |
| [NL80211_BAND_2GHZ] = { |
| [NL80211_CHAN_WIDTH_5] = MODE_UNKNOWN, |
| [NL80211_CHAN_WIDTH_10] = MODE_UNKNOWN, |
| [NL80211_CHAN_WIDTH_20_NOHT] = MODE_11AX_HE20_2G, |
| [NL80211_CHAN_WIDTH_20] = MODE_11AX_HE20_2G, |
| [NL80211_CHAN_WIDTH_40] = MODE_11AX_HE40_2G, |
| [NL80211_CHAN_WIDTH_80] = MODE_11AX_HE80_2G, |
| [NL80211_CHAN_WIDTH_80P80] = MODE_UNKNOWN, |
| [NL80211_CHAN_WIDTH_160] = MODE_UNKNOWN, |
| }, |
| [NL80211_BAND_5GHZ] = { |
| [NL80211_CHAN_WIDTH_5] = MODE_UNKNOWN, |
| [NL80211_CHAN_WIDTH_10] = MODE_UNKNOWN, |
| [NL80211_CHAN_WIDTH_20_NOHT] = MODE_11AX_HE20, |
| [NL80211_CHAN_WIDTH_20] = MODE_11AX_HE20, |
| [NL80211_CHAN_WIDTH_40] = MODE_11AX_HE40, |
| [NL80211_CHAN_WIDTH_80] = MODE_11AX_HE80, |
| [NL80211_CHAN_WIDTH_160] = MODE_11AX_HE160, |
| [NL80211_CHAN_WIDTH_80P80] = MODE_11AX_HE80_80, |
| }, |
| [NL80211_BAND_6GHZ] = { |
| [NL80211_CHAN_WIDTH_5] = MODE_UNKNOWN, |
| [NL80211_CHAN_WIDTH_10] = MODE_UNKNOWN, |
| [NL80211_CHAN_WIDTH_20_NOHT] = MODE_11AX_HE20, |
| [NL80211_CHAN_WIDTH_20] = MODE_11AX_HE20, |
| [NL80211_CHAN_WIDTH_40] = MODE_11AX_HE40, |
| [NL80211_CHAN_WIDTH_80] = MODE_11AX_HE80, |
| [NL80211_CHAN_WIDTH_160] = MODE_11AX_HE160, |
| [NL80211_CHAN_WIDTH_80P80] = MODE_11AX_HE80_80, |
| }, |
| |
| }; |
| |
| const struct htt_rx_ring_tlv_filter ath11k_mac_mon_status_filter_default = { |
| .rx_filter = HTT_RX_FILTER_TLV_FLAGS_MPDU_START | |
| HTT_RX_FILTER_TLV_FLAGS_PPDU_END | |
| HTT_RX_FILTER_TLV_FLAGS_PPDU_END_STATUS_DONE, |
| .pkt_filter_flags0 = HTT_RX_FP_MGMT_FILTER_FLAGS0, |
| .pkt_filter_flags1 = HTT_RX_FP_MGMT_FILTER_FLAGS1, |
| .pkt_filter_flags2 = HTT_RX_FP_CTRL_FILTER_FLASG2, |
| .pkt_filter_flags3 = HTT_RX_FP_DATA_FILTER_FLASG3 | |
| HTT_RX_FP_CTRL_FILTER_FLASG3 |
| }; |
| |
| #define ATH11K_MAC_FIRST_OFDM_RATE_IDX 4 |
| #define ath11k_g_rates ath11k_legacy_rates |
| #define ath11k_g_rates_size (ARRAY_SIZE(ath11k_legacy_rates)) |
| #define ath11k_a_rates (ath11k_legacy_rates + 4) |
| #define ath11k_a_rates_size (ARRAY_SIZE(ath11k_legacy_rates) - 4) |
| |
| #define ATH11K_MAC_SCAN_TIMEOUT_MSECS 200 /* in msecs */ |
| |
| static const u32 ath11k_smps_map[] = { |
| [WLAN_HT_CAP_SM_PS_STATIC] = WMI_PEER_SMPS_STATIC, |
| [WLAN_HT_CAP_SM_PS_DYNAMIC] = WMI_PEER_SMPS_DYNAMIC, |
| [WLAN_HT_CAP_SM_PS_INVALID] = WMI_PEER_SMPS_PS_NONE, |
| [WLAN_HT_CAP_SM_PS_DISABLED] = WMI_PEER_SMPS_PS_NONE, |
| }; |
| |
| static int ath11k_start_vdev_delay(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif); |
| |
| u8 ath11k_mac_bw_to_mac80211_bw(u8 bw) |
| { |
| u8 ret = 0; |
| |
| switch (bw) { |
| case ATH11K_BW_20: |
| ret = RATE_INFO_BW_20; |
| break; |
| case ATH11K_BW_40: |
| ret = RATE_INFO_BW_40; |
| break; |
| case ATH11K_BW_80: |
| ret = RATE_INFO_BW_80; |
| break; |
| case ATH11K_BW_160: |
| ret = RATE_INFO_BW_160; |
| break; |
| } |
| |
| return ret; |
| } |
| |
| enum ath11k_supported_bw ath11k_mac_mac80211_bw_to_ath11k_bw(enum rate_info_bw bw) |
| { |
| switch (bw) { |
| case RATE_INFO_BW_20: |
| return ATH11K_BW_20; |
| case RATE_INFO_BW_40: |
| return ATH11K_BW_40; |
| case RATE_INFO_BW_80: |
| return ATH11K_BW_80; |
| case RATE_INFO_BW_160: |
| return ATH11K_BW_160; |
| default: |
| return ATH11K_BW_20; |
| } |
| } |
| |
| int ath11k_mac_hw_ratecode_to_legacy_rate(u8 hw_rc, u8 preamble, u8 *rateidx, |
| u16 *rate) |
| { |
| /* As default, it is OFDM rates */ |
| int i = ATH11K_MAC_FIRST_OFDM_RATE_IDX; |
| int max_rates_idx = ath11k_g_rates_size; |
| |
| if (preamble == WMI_RATE_PREAMBLE_CCK) { |
| hw_rc &= ~ATH11k_HW_RATECODE_CCK_SHORT_PREAM_MASK; |
| i = 0; |
| max_rates_idx = ATH11K_MAC_FIRST_OFDM_RATE_IDX; |
| } |
| |
| while (i < max_rates_idx) { |
| if (hw_rc == ath11k_legacy_rates[i].hw_value) { |
| *rateidx = i; |
| *rate = ath11k_legacy_rates[i].bitrate; |
| return 0; |
| } |
| i++; |
| } |
| |
| return -EINVAL; |
| } |
| |
| int get_num_chains(u32 mask) |
| { |
| int num_chains = 0; |
| |
| while (mask) { |
| if (mask & BIT(0)) |
| num_chains++; |
| mask >>= 1; |
| } |
| |
| return num_chains; |
| } |
| |
| u8 ath11k_mac_bitrate_to_idx(const struct ieee80211_supported_band *sband, |
| u32 bitrate) |
| { |
| int i; |
| |
| for (i = 0; i < sband->n_bitrates; i++) |
| if (sband->bitrates[i].bitrate == bitrate) |
| return i; |
| |
| return 0; |
| } |
| |
| static u32 |
| ath11k_mac_max_ht_nss(const u8 ht_mcs_mask[IEEE80211_HT_MCS_MASK_LEN]) |
| { |
| int nss; |
| |
| for (nss = IEEE80211_HT_MCS_MASK_LEN - 1; nss >= 0; nss--) |
| if (ht_mcs_mask[nss]) |
| return nss + 1; |
| |
| return 1; |
| } |
| |
| static u32 |
| ath11k_mac_max_vht_nss(const u16 vht_mcs_mask[NL80211_VHT_NSS_MAX]) |
| { |
| int nss; |
| |
| for (nss = NL80211_VHT_NSS_MAX - 1; nss >= 0; nss--) |
| if (vht_mcs_mask[nss]) |
| return nss + 1; |
| |
| return 1; |
| } |
| |
| static u32 |
| ath11k_mac_max_he_nss(const u16 he_mcs_mask[NL80211_HE_NSS_MAX]) |
| { |
| int nss; |
| |
| for (nss = NL80211_HE_NSS_MAX - 1; nss >= 0; nss--) |
| if (he_mcs_mask[nss]) |
| return nss + 1; |
| |
| return 1; |
| } |
| |
| static u8 ath11k_parse_mpdudensity(u8 mpdudensity) |
| { |
| /* 802.11n D2.0 defined values for "Minimum MPDU Start Spacing": |
| * 0 for no restriction |
| * 1 for 1/4 us |
| * 2 for 1/2 us |
| * 3 for 1 us |
| * 4 for 2 us |
| * 5 for 4 us |
| * 6 for 8 us |
| * 7 for 16 us |
| */ |
| switch (mpdudensity) { |
| case 0: |
| return 0; |
| case 1: |
| case 2: |
| case 3: |
| /* Our lower layer calculations limit our precision to |
| * 1 microsecond |
| */ |
| return 1; |
| case 4: |
| return 2; |
| case 5: |
| return 4; |
| case 6: |
| return 8; |
| case 7: |
| return 16; |
| default: |
| return 0; |
| } |
| } |
| |
| static int ath11k_mac_vif_chan(struct ieee80211_vif *vif, |
| struct cfg80211_chan_def *def) |
| { |
| struct ieee80211_chanctx_conf *conf; |
| |
| rcu_read_lock(); |
| conf = rcu_dereference(vif->chanctx_conf); |
| if (!conf) { |
| rcu_read_unlock(); |
| return -ENOENT; |
| } |
| |
| *def = conf->def; |
| rcu_read_unlock(); |
| |
| return 0; |
| } |
| |
| static bool ath11k_mac_bitrate_is_cck(int bitrate) |
| { |
| switch (bitrate) { |
| case 10: |
| case 20: |
| case 55: |
| case 110: |
| return true; |
| } |
| |
| return false; |
| } |
| |
| u8 ath11k_mac_hw_rate_to_idx(const struct ieee80211_supported_band *sband, |
| u8 hw_rate, bool cck) |
| { |
| const struct ieee80211_rate *rate; |
| int i; |
| |
| for (i = 0; i < sband->n_bitrates; i++) { |
| rate = &sband->bitrates[i]; |
| |
| if (ath11k_mac_bitrate_is_cck(rate->bitrate) != cck) |
| continue; |
| |
| if (rate->hw_value == hw_rate) |
| return i; |
| else if (rate->flags & IEEE80211_RATE_SHORT_PREAMBLE && |
| rate->hw_value_short == hw_rate) |
| return i; |
| } |
| |
| return 0; |
| } |
| |
| static u8 ath11k_mac_bitrate_to_rate(int bitrate) |
| { |
| return DIV_ROUND_UP(bitrate, 5) | |
| (ath11k_mac_bitrate_is_cck(bitrate) ? BIT(7) : 0); |
| } |
| |
| static void ath11k_get_arvif_iter(void *data, u8 *mac, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k_vif_iter *arvif_iter = data; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| |
| if (arvif->vdev_id == arvif_iter->vdev_id) |
| arvif_iter->arvif = arvif; |
| } |
| |
| struct ath11k_vif *ath11k_mac_get_arvif(struct ath11k *ar, u32 vdev_id) |
| { |
| struct ath11k_vif_iter arvif_iter; |
| u32 flags; |
| |
| memset(&arvif_iter, 0, sizeof(struct ath11k_vif_iter)); |
| arvif_iter.vdev_id = vdev_id; |
| |
| flags = IEEE80211_IFACE_ITER_RESUME_ALL; |
| ieee80211_iterate_active_interfaces_atomic(ar->hw, |
| flags, |
| ath11k_get_arvif_iter, |
| &arvif_iter); |
| if (!arvif_iter.arvif) { |
| ath11k_warn(ar->ab, "No VIF found for vdev %d\n", vdev_id); |
| return NULL; |
| } |
| |
| return arvif_iter.arvif; |
| } |
| |
| struct ath11k_vif *ath11k_mac_get_arvif_by_vdev_id(struct ath11k_base *ab, |
| u32 vdev_id) |
| { |
| int i; |
| struct ath11k_pdev *pdev; |
| struct ath11k_vif *arvif; |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| pdev = rcu_dereference(ab->pdevs_active[i]); |
| if (pdev && pdev->ar && |
| (pdev->ar->allocated_vdev_map & (1LL << vdev_id))) { |
| arvif = ath11k_mac_get_arvif(pdev->ar, vdev_id); |
| if (arvif) |
| return arvif; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| struct ath11k *ath11k_mac_get_ar_by_vdev_id(struct ath11k_base *ab, u32 vdev_id) |
| { |
| int i; |
| struct ath11k_pdev *pdev; |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| pdev = rcu_dereference(ab->pdevs_active[i]); |
| if (pdev && pdev->ar) { |
| if (pdev->ar->allocated_vdev_map & (1LL << vdev_id)) |
| return pdev->ar; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| enum wmi_vdev_type ath11k_mac_get_ar_vdev_type(struct ath11k *ar) |
| { |
| struct ath11k_vif *arvif; |
| |
| list_for_each_entry(arvif, &ar->arvifs, list) { |
| return arvif->vdev_type; |
| } |
| |
| return WMI_VDEV_TYPE_UNSPEC; |
| } |
| |
| struct ath11k *ath11k_mac_get_ar_by_pdev_id(struct ath11k_base *ab, u32 pdev_id) |
| { |
| int i; |
| struct ath11k_pdev *pdev; |
| |
| if (ab->hw_params.single_pdev_only) { |
| pdev = rcu_dereference(ab->pdevs_active[0]); |
| return pdev ? pdev->ar : NULL; |
| } |
| |
| if (WARN_ON(pdev_id > ab->num_radios)) |
| return NULL; |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| if (ab->fw_mode == ATH11K_FIRMWARE_MODE_FTM) |
| pdev = &ab->pdevs[i]; |
| else |
| pdev = rcu_dereference(ab->pdevs_active[i]); |
| |
| if (pdev && pdev->pdev_id == pdev_id) |
| return (pdev->ar ? pdev->ar : NULL); |
| } |
| |
| return NULL; |
| } |
| |
| struct ath11k_vif *ath11k_mac_get_ap_arvif_by_addr(struct ath11k_base *ab, |
| const u8 *addr) |
| { |
| int i; |
| struct ath11k_pdev *pdev; |
| struct ath11k_vif *arvif; |
| struct ath11k *ar; |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| pdev = rcu_dereference(ab->pdevs_active[i]); |
| if (pdev && pdev->ar) { |
| ar = pdev->ar; |
| |
| spin_lock_bh(&ar->data_lock); |
| list_for_each_entry(arvif, &ar->arvifs, list) { |
| if (arvif->vif->type == NL80211_IFTYPE_AP && |
| ether_addr_equal(arvif->vif->addr, addr)) { |
| spin_unlock_bh(&ar->data_lock); |
| return arvif; |
| } |
| } |
| spin_unlock_bh(&ar->data_lock); |
| } |
| } |
| return NULL; |
| } |
| |
| static void ath11k_pdev_caps_update(struct ath11k *ar) |
| { |
| struct ath11k_base *ab = ar->ab; |
| |
| ar->max_tx_power = ab->target_caps.hw_max_tx_power; |
| |
| /* FIXME Set min_tx_power to ab->target_caps.hw_min_tx_power. |
| * But since the received value in svcrdy is same as hw_max_tx_power, |
| * we can set ar->min_tx_power to 0 currently until |
| * this is fixed in firmware |
| */ |
| ar->min_tx_power = 0; |
| |
| ar->txpower_limit_2g = ar->max_tx_power; |
| ar->txpower_limit_5g = ar->max_tx_power; |
| ar->txpower_limit_6g = ar->max_tx_power; |
| ar->txpower_scale = WMI_HOST_TP_SCALE_MAX; |
| } |
| |
| static inline enum wmi_phy_mode |
| ath11k_cfr_chan_to_phymode(struct ath11k_vif *arvif) |
| { |
| struct cfg80211_chan_def def; |
| enum wmi_phy_mode phymode = MODE_UNKNOWN; |
| |
| if (ath11k_mac_vif_chan(arvif->vif, &def)) |
| return -EPERM; |
| |
| switch (def.chan->band) { |
| case NL80211_BAND_2GHZ: |
| switch (def.width) { |
| case NL80211_CHAN_WIDTH_20_NOHT: |
| if (def.chan->flags & IEEE80211_CHAN_NO_OFDM) |
| phymode = MODE_11B; |
| else |
| phymode = MODE_11G; |
| break; |
| case NL80211_CHAN_WIDTH_20: |
| if (arvif->vif->bss_conf.he_support) |
| phymode = MODE_11AX_HE20_2G; |
| else { |
| if (arvif->vht_cap) |
| phymode = MODE_11AC_VHT20_2G; |
| else |
| phymode = MODE_11NG_HT20; |
| } |
| break; |
| case NL80211_CHAN_WIDTH_40: |
| if (arvif->vif->bss_conf.he_support) |
| phymode = MODE_11AX_HE40_2G; |
| else { |
| if (arvif->vht_cap) |
| phymode = MODE_11AC_VHT40_2G; |
| else |
| phymode = MODE_11NG_HT40; |
| } |
| break; |
| default: |
| break; |
| } |
| break; |
| case NL80211_BAND_5GHZ: |
| switch (def.width) { |
| case NL80211_CHAN_WIDTH_20_NOHT: |
| phymode = MODE_11A; |
| break; |
| case NL80211_CHAN_WIDTH_20: |
| if (arvif->vif->bss_conf.he_support) |
| phymode = MODE_11AX_HE20; |
| else { |
| if (arvif->vht_cap) |
| phymode = MODE_11AC_VHT20; |
| else |
| phymode = MODE_11NA_HT20; |
| } |
| break; |
| case NL80211_CHAN_WIDTH_40: |
| if (arvif->vif->bss_conf.he_support) |
| phymode = MODE_11AX_HE40; |
| else { |
| if (arvif->vht_cap) |
| phymode = MODE_11AC_VHT40; |
| else |
| phymode = MODE_11NA_HT40; |
| } |
| break; |
| case NL80211_CHAN_WIDTH_80: |
| if (arvif->vif->bss_conf.he_support) |
| phymode = MODE_11AX_HE80; |
| else |
| phymode = MODE_11AC_VHT80; |
| break; |
| case NL80211_CHAN_WIDTH_160: |
| if (arvif->vif->bss_conf.he_support) |
| phymode = MODE_11AX_HE160; |
| else |
| phymode = MODE_11AC_VHT160; |
| break; |
| case NL80211_CHAN_WIDTH_80P80: |
| if (arvif->vif->bss_conf.he_support) |
| phymode = MODE_11AX_HE80_80; |
| else |
| phymode = MODE_11AC_VHT80_80; |
| break; |
| default: |
| break; |
| } |
| break; |
| case NL80211_BAND_6GHZ: |
| switch (def.width) { |
| case NL80211_CHAN_WIDTH_20: |
| phymode = MODE_11AX_HE20; |
| break; |
| case NL80211_CHAN_WIDTH_40: |
| phymode = MODE_11AX_HE40; |
| break; |
| case NL80211_CHAN_WIDTH_80: |
| phymode = MODE_11AX_HE80; |
| break; |
| case NL80211_CHAN_WIDTH_160: |
| phymode = MODE_11AX_HE160; |
| break; |
| case NL80211_CHAN_WIDTH_80P80: |
| phymode = MODE_11AX_HE80_80; |
| break; |
| default: |
| break; |
| } |
| break; |
| default: |
| break; |
| } |
| |
| WARN_ON(phymode == MODE_UNKNOWN); |
| return phymode; |
| } |
| |
| static int ath11k_mac_txpower_recalc(struct ath11k *ar) |
| { |
| struct ath11k_pdev *pdev = ar->pdev; |
| struct ath11k_vif *arvif; |
| int ret, txpower = -1; |
| u32 param; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| list_for_each_entry(arvif, &ar->arvifs, list) { |
| if (arvif->txpower <= 0) |
| continue; |
| |
| if (txpower == -1) |
| txpower = arvif->txpower; |
| else |
| txpower = min(txpower, arvif->txpower); |
| } |
| |
| if (txpower == -1) |
| return 0; |
| |
| /* txpwr is set as 2 units per dBm in FW*/ |
| txpower = min_t(u32, max_t(u32, ar->min_tx_power, txpower), |
| ar->max_tx_power) * 2; |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "txpower to set in hw %d\n", |
| txpower / 2); |
| |
| if ((pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) && |
| ar->txpower_limit_2g != txpower) { |
| param = WMI_PDEV_PARAM_TXPOWER_LIMIT2G; |
| ret = ath11k_wmi_pdev_set_param(ar, param, |
| txpower, ar->pdev->pdev_id); |
| if (ret) |
| goto fail; |
| ar->txpower_limit_2g = txpower; |
| } |
| |
| if ((pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) && |
| ar->txpower_limit_5g != txpower) { |
| param = WMI_PDEV_PARAM_TXPOWER_LIMIT5G; |
| ret = ath11k_wmi_pdev_set_param(ar, param, |
| txpower, ar->pdev->pdev_id); |
| if (ret) |
| goto fail; |
| ar->txpower_limit_5g = txpower; |
| } |
| |
| if ((ar->hw->wiphy->bands[NL80211_BAND_6GHZ]) && |
| ar->txpower_limit_6g != txpower) { |
| param = WMI_PDEV_PARAM_TXPOWER_LIMIT5G; |
| ret = ath11k_wmi_pdev_set_param(ar, param, |
| txpower, ar->pdev->pdev_id); |
| if (ret) |
| goto fail; |
| ar->txpower_limit_6g = txpower; |
| } |
| |
| return 0; |
| |
| fail: |
| ath11k_warn(ar->ab, "failed to recalc txpower limit %d using pdev param %d: %d\n", |
| txpower / 2, param, ret); |
| return ret; |
| } |
| |
| static int ath11k_recalc_rtscts_prot(struct ath11k_vif *arvif) |
| { |
| struct ath11k *ar = arvif->ar; |
| u32 vdev_param, rts_cts = 0; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| vdev_param = WMI_VDEV_PARAM_ENABLE_RTSCTS; |
| |
| /* Enable RTS/CTS protection for sw retries (when legacy stations |
| * are in BSS) or by default only for second rate series. |
| * TODO: Check if we need to enable CTS 2 Self in any case |
| */ |
| rts_cts = WMI_USE_RTS_CTS; |
| |
| if (arvif->num_legacy_stations > 0) |
| rts_cts |= WMI_RTSCTS_ACROSS_SW_RETRIES << 4; |
| else |
| rts_cts |= WMI_RTSCTS_FOR_SECOND_RATESERIES << 4; |
| |
| /* Need not send duplicate param value to firmware */ |
| if (arvif->rtscts_prot_mode == rts_cts) |
| return 0; |
| |
| arvif->rtscts_prot_mode = rts_cts; |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %d recalc rts/cts prot %d\n", |
| arvif->vdev_id, rts_cts); |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| vdev_param, rts_cts); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to recalculate rts/cts prot for vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_set_kickout(struct ath11k_vif *arvif) |
| { |
| struct ath11k *ar = arvif->ar; |
| u32 param; |
| int ret; |
| |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_STA_KICKOUT_TH, |
| ATH11K_KICKOUT_THRESHOLD, |
| ar->pdev->pdev_id); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set kickout threshold on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| return ret; |
| } |
| |
| param = WMI_VDEV_PARAM_AP_KEEPALIVE_MIN_IDLE_INACTIVE_TIME_SECS; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, |
| ATH11K_KEEPALIVE_MIN_IDLE); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set keepalive minimum idle time on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| return ret; |
| } |
| |
| param = WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_IDLE_INACTIVE_TIME_SECS; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, |
| ATH11K_KEEPALIVE_MAX_IDLE); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set keepalive maximum idle time on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| return ret; |
| } |
| |
| param = WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, |
| ATH11K_KEEPALIVE_MAX_UNRESPONSIVE); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set keepalive maximum unresponsive time on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| void ath11k_mac_peer_cleanup_all(struct ath11k *ar) |
| { |
| struct ath11k_peer *peer, *tmp; |
| struct ath11k_base *ab = ar->ab; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| spin_lock_bh(&ab->base_lock); |
| list_for_each_entry_safe(peer, tmp, &ab->peers, list) { |
| ath11k_peer_rx_tid_cleanup(ar, peer); |
| ath11k_peer_rhash_delete(ab, peer); |
| list_del(&peer->list); |
| kfree(peer); |
| } |
| spin_unlock_bh(&ab->base_lock); |
| |
| ar->num_peers = 0; |
| ar->num_stations = 0; |
| } |
| |
| void |
| ath11k_mac_get_any_chandef_iter(struct ieee80211_hw *hw, |
| struct ieee80211_chanctx_conf *conf, |
| void *data) |
| { |
| struct cfg80211_chan_def **def = data; |
| |
| *def = &conf->def; |
| } |
| |
| static inline int ath11k_mac_vdev_setup_sync(struct ath11k *ar) |
| { |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (test_bit(ATH11K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags)) |
| return -ESHUTDOWN; |
| |
| if (!wait_for_completion_timeout(&ar->vdev_setup_done, |
| ATH11K_VDEV_SETUP_TIMEOUT_HZ)) |
| return -ETIMEDOUT; |
| |
| return ar->last_wmi_vdev_start_status ? -EINVAL : 0; |
| } |
| |
| static int ath11k_mac_monitor_vdev_start(struct ath11k *ar, int vdev_id, |
| struct cfg80211_chan_def *chandef) |
| { |
| struct vdev_up_params params = { |
| .vdev_id = vdev_id, |
| .bssid = ar->mac_addr, |
| }; |
| struct ieee80211_channel *channel = NULL; |
| struct wmi_vdev_start_req_arg arg = {}; |
| int ret = 0; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| channel = chandef->chan; |
| arg.vdev_id = vdev_id; |
| arg.channel.freq = channel->center_freq; |
| arg.channel.band_center_freq1 = chandef->center_freq1; |
| arg.channel.band_center_freq2 = chandef->center_freq2; |
| arg.channel.mode = ath11k_phymodes[chandef->chan->band][chandef->width]; |
| arg.channel.chan_radar = |
| !!(channel->flags & IEEE80211_CHAN_RADAR); |
| |
| arg.channel.min_power = 0; |
| arg.channel.max_power = channel->max_power; |
| arg.channel.max_reg_power = channel->max_reg_power; |
| arg.channel.max_antenna_gain = channel->max_antenna_gain; |
| |
| arg.pref_tx_streams = ar->num_tx_chains; |
| arg.pref_rx_streams = ar->num_rx_chains; |
| |
| arg.channel.passive |= !!(chandef->chan->flags & IEEE80211_CHAN_NO_IR); |
| |
| reinit_completion(&ar->vdev_setup_done); |
| reinit_completion(&ar->vdev_delete_done); |
| |
| ret = ath11k_wmi_vdev_start(ar, &arg, false); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to request monitor vdev %i start: %d\n", |
| vdev_id, ret); |
| return ret; |
| } |
| |
| ret = ath11k_mac_vdev_setup_sync(ar); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to synchronize setup for monitor vdev %i start: %d\n", |
| vdev_id, ret); |
| return ret; |
| } |
| |
| |
| ret = ath11k_wmi_vdev_up(ar, ¶ms); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to put up monitor vdev %i: %d\n", |
| vdev_id, ret); |
| goto vdev_stop; |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor vdev %i started\n", |
| vdev_id); |
| return 0; |
| |
| vdev_stop: |
| ret = ath11k_wmi_vdev_stop(ar, vdev_id); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to stop monitor vdev %i after start failure: %d\n", |
| vdev_id, ret); |
| return ret; |
| } |
| |
| static int ath11k_mac_monitor_vdev_stop(struct ath11k *ar) |
| { |
| int ret = 0; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| reinit_completion(&ar->vdev_setup_done); |
| |
| ret = ath11k_wmi_vdev_stop(ar, ar->monitor_vdev_id); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to to request monitor vdev %i stop: %d\n", |
| ar->monitor_vdev_id, ret); |
| |
| ret = ath11k_mac_vdev_setup_sync(ar); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to synchronize monitor vdev %i stop: %d\n", |
| ar->monitor_vdev_id, ret); |
| |
| ret = ath11k_wmi_vdev_down(ar, ar->monitor_vdev_id); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to put down monitor vdev %i: %d\n", |
| ar->monitor_vdev_id, ret); |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor vdev %i stopped\n", |
| ar->monitor_vdev_id); |
| return ret; |
| } |
| |
| static int ath11k_mac_monitor_vdev_create(struct ath11k *ar) |
| { |
| struct ath11k_pdev *pdev = ar->pdev; |
| struct vdev_create_params param; |
| int bit, ret = 0; |
| u8 tmp_addr[6] = {0}; |
| u16 nss = 0; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (ar->monitor_vdev_created) |
| return 0; |
| |
| memset(¶m, 0, sizeof(param)); |
| |
| if (ar->ab->free_vdev_map == 0) { |
| ath11k_warn(ar->ab, "failed to find free vdev id for monitor vdev\n"); |
| return -ENOMEM; |
| } |
| |
| bit = __ffs64(ar->ab->free_vdev_map); |
| |
| ar->monitor_vdev_id = bit; |
| |
| param.if_id = ar->monitor_vdev_id; |
| param.type = WMI_VDEV_TYPE_MONITOR; |
| param.subtype = WMI_VDEV_SUBTYPE_NONE; |
| param.pdev_id = pdev->pdev_id; |
| |
| if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) { |
| param.chains[NL80211_BAND_2GHZ].tx = ar->num_tx_chains; |
| param.chains[NL80211_BAND_2GHZ].rx = ar->num_rx_chains; |
| } |
| |
| if (pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) { |
| param.chains[NL80211_BAND_5GHZ].tx = ar->num_tx_chains; |
| param.chains[NL80211_BAND_5GHZ].rx = ar->num_rx_chains; |
| } |
| |
| ret = ath11k_wmi_vdev_create(ar, tmp_addr, ¶m); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to request monitor vdev %i creation: %d\n", |
| ar->monitor_vdev_id, ret); |
| ar->monitor_vdev_id = -1; |
| return ret; |
| } |
| |
| nss = get_num_chains(ar->cfg_tx_chainmask) ? : 1; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, ar->monitor_vdev_id, |
| WMI_VDEV_PARAM_NSS, nss); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set vdev %d chainmask 0x%x, nss %d :%d\n", |
| ar->monitor_vdev_id, ar->cfg_tx_chainmask, nss, ret); |
| return ret; |
| } |
| |
| ret = ath11k_mac_txpower_recalc(ar); |
| if (ret) |
| return ret; |
| |
| ar->allocated_vdev_map |= 1LL << ar->monitor_vdev_id; |
| ar->ab->free_vdev_map &= ~(1LL << ar->monitor_vdev_id); |
| ar->num_created_vdevs++; |
| ar->monitor_vdev_created = true; |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor vdev %d created\n", |
| ar->monitor_vdev_id); |
| |
| return 0; |
| } |
| |
| static int ath11k_mac_monitor_vdev_delete(struct ath11k *ar) |
| { |
| int ret = 0; |
| unsigned long time_left = 0; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (!ar->monitor_vdev_created) |
| return 0; |
| |
| reinit_completion(&ar->vdev_delete_done); |
| |
| ret = ath11k_wmi_vdev_delete(ar, ar->monitor_vdev_id); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to request wmi monitor vdev %i removal: %d\n", |
| ar->monitor_vdev_id, ret); |
| return ret; |
| } |
| |
| time_left = wait_for_completion_timeout(&ar->vdev_delete_done, |
| ATH11K_VDEV_DELETE_TIMEOUT_HZ); |
| if (time_left == 0) { |
| ath11k_warn(ar->ab, "Timeout in receiving vdev delete response\n"); |
| } else { |
| ar->allocated_vdev_map &= ~(1LL << ar->monitor_vdev_id); |
| ar->ab->free_vdev_map |= 1LL << (ar->monitor_vdev_id); |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor vdev %d deleted\n", |
| ar->monitor_vdev_id); |
| ar->num_created_vdevs--; |
| ar->monitor_vdev_id = -1; |
| ar->monitor_vdev_created = false; |
| } |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_monitor_start(struct ath11k *ar) |
| { |
| struct cfg80211_chan_def *chandef = NULL; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (ar->monitor_started) |
| return 0; |
| |
| ieee80211_iter_chan_contexts_atomic(ar->hw, |
| ath11k_mac_get_any_chandef_iter, |
| &chandef); |
| if (!chandef) |
| return 0; |
| |
| ret = ath11k_mac_monitor_vdev_start(ar, ar->monitor_vdev_id, chandef); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to start monitor vdev: %d\n", ret); |
| ath11k_mac_monitor_vdev_delete(ar); |
| return ret; |
| } |
| |
| ar->monitor_started = true; |
| ar->num_started_vdevs++; |
| ret = ath11k_dp_tx_htt_monitor_mode_ring_config(ar, false); |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor started ret %d\n", ret); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_monitor_stop(struct ath11k *ar) |
| { |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (!ar->monitor_started) |
| return 0; |
| |
| ret = ath11k_mac_monitor_vdev_stop(ar); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to stop monitor vdev: %d\n", ret); |
| return ret; |
| } |
| |
| ar->monitor_started = false; |
| ar->num_started_vdevs--; |
| ret = ath11k_dp_tx_htt_monitor_mode_ring_config(ar, true); |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor stopped ret %d\n", ret); |
| return ret; |
| } |
| |
| static int ath11k_mac_op_config(struct ieee80211_hw *hw, u32 changed) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ieee80211_conf *conf = &hw->conf; |
| int ret = 0; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| if (changed & IEEE80211_CONF_CHANGE_MONITOR) { |
| ar->monitor_conf_enabled = conf->flags & IEEE80211_CONF_MONITOR; |
| if (ar->monitor_conf_enabled) { |
| if (ar->monitor_vdev_created) |
| goto exit; |
| ret = ath11k_mac_monitor_vdev_create(ar); |
| if (ret) |
| goto exit; |
| ret = ath11k_mac_monitor_start(ar); |
| if (ret) |
| goto err_mon_del; |
| } else { |
| if (!ar->monitor_vdev_created) |
| goto exit; |
| ret = ath11k_mac_monitor_stop(ar); |
| if (ret) |
| goto exit; |
| ath11k_mac_monitor_vdev_delete(ar); |
| } |
| } |
| |
| exit: |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| |
| err_mon_del: |
| ath11k_mac_monitor_vdev_delete(ar); |
| |
| mutex_unlock(&ar->conf_mutex); |
| |
| return 0; |
| } |
| |
| static int __ath11k_mac_setup_bcn_tmpl(struct ath11k_vif *arvif, struct sk_buff *bcn, |
| struct ieee80211_mutable_offsets offs, |
| int ema_idx, int ema_cnt) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct ath11k_base *ab = ar->ab; |
| struct ieee80211_mgmt *mgmt; |
| struct ieee80211_vht_cap *vht_cap; |
| u32 ema_param = 0; |
| u8 *ies; |
| int ret; |
| const u8 *vht_cap_ie; |
| u64 adjusted_tsf; |
| |
| ies = bcn->data + ieee80211_get_hdrlen_from_skb(bcn); |
| ies += sizeof(mgmt->u.beacon); |
| |
| if (cfg80211_find_ie(WLAN_EID_RSN, ies, (skb_tail_pointer(bcn) - ies))) { |
| arvif->rsnie_present = true; |
| } else { |
| /* rsnie_present and wpaie_present should be set |
| * to false when hostapd changes the security from |
| * secure to open without vdev restart |
| */ |
| arvif->rsnie_present = false; |
| } |
| |
| vht_cap_ie = cfg80211_find_ie(WLAN_EID_VHT_CAPABILITY, ies, (skb_tail_pointer(bcn) - ies)); |
| if (vht_cap_ie && vht_cap_ie[1] >= sizeof(*vht_cap)) { |
| vht_cap = (void *)(vht_cap_ie + 2); |
| arvif->vht_cap = vht_cap->vht_cap_info; |
| } |
| ar->cfr_phymode = ath11k_cfr_chan_to_phymode(arvif); |
| |
| if (cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, |
| WLAN_OUI_TYPE_MICROSOFT_WPA, |
| ies, (skb_tail_pointer(bcn) - ies))) |
| arvif->wpaie_present = true; |
| else |
| arvif->wpaie_present = false; |
| |
| if (ema_cnt) { |
| ema_param = ema_cnt << WMI_BEACON_EMA_PARAM_PERIODICITY_SHIFT; |
| ema_param |= ema_idx << WMI_BEACON_EMA_PARAM_TMPL_IDX_SHIFT; |
| ema_param |= (!ema_idx ? 1 : 0) << |
| WMI_BEACON_EMA_PARAM_FIRST_TMPL_SHIFT; |
| ema_param |= (ema_idx + 1 == ema_cnt ? 1 : 0) << |
| WMI_BEACON_EMA_PARAM_LAST_TMPL_SHIFT; |
| } |
| |
| /* Make the TSF offset negative so beacons in the same |
| * staggered batch have the same TSF. |
| */ |
| if (arvif->tbtt_offset) { |
| adjusted_tsf = cpu_to_le64(0ULL - arvif->tbtt_offset); |
| mgmt = (void *)bcn->data; |
| memcpy(&mgmt->u.beacon.timestamp, &adjusted_tsf, sizeof(adjusted_tsf)); |
| } |
| |
| ret = ath11k_wmi_bcn_tmpl(ar, arvif->vdev_id, &offs, bcn, ema_param); |
| |
| if (ret) |
| ath11k_warn(ab, "failed to submit beacon template command: %d\n", |
| ret); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_setup_bcn_tmpl_ema(struct ath11k_vif *arvif) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct ieee80211_vif *vif = arvif->vif; |
| struct ieee80211_ema_bcn_list *bcn; |
| struct ieee80211_hw *hw = ar->hw; |
| struct list_head bcns; |
| int cnt, idx = 0, ret = 0; |
| |
| INIT_LIST_HEAD(&bcns); |
| cnt = ieee80211_beacon_get_template_ema_list(hw, vif, &bcns); |
| if (!cnt){ |
| ath11k_warn(ar->ab, "failed to get ema beacon template from mac80211\n"); |
| return -EPERM; |
| } |
| |
| list_for_each_entry(bcn, &bcns, list) { |
| ret = __ath11k_mac_setup_bcn_tmpl(arvif, bcn->skb, bcn->offs, idx++, cnt); |
| if (ret) |
| break; |
| } |
| |
| ieee80211_beacon_free_ema_list(&bcns); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_setup_bcn_tmpl_legacy(struct ath11k_vif *arvif) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct ieee80211_mutable_offsets offs = {}; |
| struct ieee80211_vif *vif = arvif->vif; |
| struct ieee80211_hw *hw = ar->hw; |
| struct sk_buff *bcn; |
| int ret; |
| |
| bcn = ieee80211_beacon_get_template(hw, vif, &offs); |
| if (!bcn) { |
| ath11k_warn(ar->ab, "failed to get beacon template from mac80211\n"); |
| return -EPERM; |
| } |
| |
| ret = __ath11k_mac_setup_bcn_tmpl(arvif, bcn, offs, 0, 0); |
| |
| kfree_skb(bcn); |
| |
| return ret; |
| } |
| |
| int ath11k_mac_setup_bcn_tmpl(struct ath11k_vif *arvif) |
| { |
| if (arvif->vdev_type != WMI_VDEV_TYPE_AP) |
| return 0; |
| |
| if (arvif->vif->multiple_bssid.parent) |
| return 0; |
| |
| if (arvif->vif->multiple_bssid.flags & IEEE80211_VIF_MBSS_EMA_BEACON) |
| return ath11k_mac_setup_bcn_tmpl_ema(arvif); |
| |
| return ath11k_mac_setup_bcn_tmpl_legacy(arvif); |
| } |
| |
| void ath11k_mac_bcn_tx_event(struct ath11k_vif *arvif) |
| { |
| struct ieee80211_vif *vif = arvif->vif; |
| |
| if (!vif->color_change_active && !arvif->bcca_zero_sent) |
| return; |
| |
| if (vif->color_change_active && ieee80211_beacon_cntdwn_is_complete(vif)) { |
| arvif->bcca_zero_sent = true; |
| ieee80211_color_change_finish(vif); |
| return; |
| } |
| |
| if (arvif->bcca_zero_sent) |
| arvif->bcca_zero_sent = false; |
| |
| if (vif->color_change_active) |
| ieee80211_beacon_update_cntdwn(vif); |
| |
| ath11k_mac_setup_bcn_tmpl(arvif); |
| } |
| |
| static void ath11k_control_beaconing(struct ath11k_vif *arvif, |
| struct ieee80211_bss_conf *info) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct vdev_up_params params = { |
| .vdev_id = arvif->vdev_id, |
| .bssid = arvif->bssid, |
| .profile_num = info->multiple_bssid.count, |
| .profile_idx = info->multiple_bssid.index, |
| }; |
| int ret = 0; |
| |
| lockdep_assert_held(&arvif->ar->conf_mutex); |
| |
| if (!info->enable_beacon) { |
| |
| ret = ath11k_nss_vdev_down(arvif); |
| if(ret) |
| ath11k_warn(ar->ab, "failure in nss vdev down %d\r\n",ret); |
| |
| ret = ath11k_wmi_vdev_down(ar, arvif->vdev_id); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to down vdev_id %i: %d\n", |
| arvif->vdev_id, ret); |
| |
| arvif->is_up = false; |
| return; |
| } |
| |
| /* Install the beacon template to the FW */ |
| ret = ath11k_mac_setup_bcn_tmpl(arvif); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to update bcn tmpl during vdev up: %d\n", |
| ret); |
| return; |
| } |
| |
| arvif->tx_seq_no = 0x1000; |
| |
| arvif->aid = 0; |
| |
| ether_addr_copy(arvif->bssid, info->bssid); |
| if (arvif->vif->multiple_bssid.parent) { |
| struct ath11k_vif *pvif; |
| |
| pvif = (struct ath11k_vif *)arvif->vif->multiple_bssid.parent->drv_priv; |
| params.trans_bssid = pvif->bssid; |
| } |
| |
| ret = ath11k_wmi_vdev_up(arvif->ar, ¶ms); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to bring up vdev %d: %i\n", |
| arvif->vdev_id, ret); |
| return; |
| } |
| |
| arvif->is_up = true; |
| |
| ret = ath11k_nss_vdev_up(arvif); |
| if(ret) { |
| ath11k_warn(ar->ab, "failure in nss vdev up %d\r\n",ret); |
| return; |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %d up\n", arvif->vdev_id); |
| } |
| |
| static void ath11k_mac_handle_beacon_iter(void *data, u8 *mac, |
| struct ieee80211_vif *vif) |
| { |
| struct sk_buff *skb = data; |
| struct ieee80211_mgmt *mgmt = (void *)skb->data; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| |
| if (vif->type != NL80211_IFTYPE_STATION) |
| return; |
| |
| if (!ether_addr_equal(mgmt->bssid, vif->bss_conf.bssid)) |
| return; |
| |
| cancel_delayed_work(&arvif->connection_loss_work); |
| } |
| |
| void ath11k_mac_handle_beacon(struct ath11k *ar, struct sk_buff *skb) |
| { |
| ieee80211_iterate_active_interfaces_atomic(ar->hw, |
| IEEE80211_IFACE_ITER_NORMAL, |
| ath11k_mac_handle_beacon_iter, |
| skb); |
| } |
| |
| static void ath11k_mac_handle_beacon_miss_iter(void *data, u8 *mac, |
| struct ieee80211_vif *vif) |
| { |
| u32 *vdev_id = data; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ath11k *ar = arvif->ar; |
| struct ieee80211_hw *hw = ar->hw; |
| |
| if (arvif->vdev_id != *vdev_id) |
| return; |
| |
| if (!arvif->is_up) |
| return; |
| |
| ieee80211_beacon_loss(vif); |
| |
| /* Firmware doesn't report beacon loss events repeatedly. If AP probe |
| * (done by mac80211) succeeds but beacons do not resume then it |
| * doesn't make sense to continue operation. Queue connection loss work |
| * which can be cancelled when beacon is received. |
| */ |
| ieee80211_queue_delayed_work(hw, &arvif->connection_loss_work, |
| ATH11K_CONNECTION_LOSS_HZ); |
| } |
| |
| void ath11k_mac_handle_beacon_miss(struct ath11k *ar, u32 vdev_id) |
| { |
| ieee80211_iterate_active_interfaces_atomic(ar->hw, |
| IEEE80211_IFACE_ITER_NORMAL, |
| ath11k_mac_handle_beacon_miss_iter, |
| &vdev_id); |
| } |
| |
| static void ath11k_mac_vif_sta_connection_loss_work(struct work_struct *work) |
| { |
| struct ath11k_vif *arvif = container_of(work, struct ath11k_vif, |
| connection_loss_work.work); |
| struct ieee80211_vif *vif = arvif->vif; |
| |
| if (!arvif->is_up) |
| return; |
| |
| ieee80211_connection_loss(vif); |
| } |
| |
| static void ath11k_peer_assoc_h_basic(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| u32 aid; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (vif->type == NL80211_IFTYPE_STATION) |
| aid = vif->bss_conf.aid; |
| else |
| aid = sta->aid; |
| |
| ether_addr_copy(arg->peer_mac, sta->addr); |
| arg->vdev_id = arvif->vdev_id; |
| arg->peer_associd = aid; |
| arg->auth_flag = true; |
| /* TODO: STA WAR in ath10k for listen interval required? */ |
| arg->peer_listen_intval = ar->hw->conf.listen_interval; |
| arg->peer_nss = 1; |
| arg->peer_caps = vif->bss_conf.assoc_capability; |
| } |
| |
| static void ath11k_peer_assoc_h_crypto(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| struct ieee80211_bss_conf *info = &vif->bss_conf; |
| struct cfg80211_chan_def def; |
| struct cfg80211_bss *bss; |
| struct ath11k_vif *arvif = (struct ath11k_vif *)vif->drv_priv; |
| const u8 *rsnie = NULL; |
| const u8 *wpaie = NULL; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return; |
| |
| bss = cfg80211_get_bss(ar->hw->wiphy, def.chan, info->bssid, NULL, 0, |
| IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); |
| |
| if (arvif->rsnie_present || arvif->wpaie_present) { |
| arg->need_ptk_4_way = true; |
| if (arvif->wpaie_present) |
| arg->need_gtk_2_way = true; |
| } else if (bss) { |
| const struct cfg80211_bss_ies *ies; |
| |
| rcu_read_lock(); |
| rsnie = ieee80211_bss_get_ie(bss, WLAN_EID_RSN); |
| |
| ies = rcu_dereference(bss->ies); |
| |
| wpaie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, |
| WLAN_OUI_TYPE_MICROSOFT_WPA, |
| ies->data, |
| ies->len); |
| rcu_read_unlock(); |
| cfg80211_put_bss(ar->hw->wiphy, bss); |
| } |
| |
| /* FIXME: base on RSN IE/WPA IE is a correct idea? */ |
| if (rsnie || wpaie) { |
| ath11k_dbg(ar->ab, ATH11K_DBG_WMI, |
| "%s: rsn ie found\n", __func__); |
| arg->need_ptk_4_way = true; |
| } |
| |
| if (wpaie) { |
| ath11k_dbg(ar->ab, ATH11K_DBG_WMI, |
| "%s: wpa ie found\n", __func__); |
| arg->need_gtk_2_way = true; |
| } |
| |
| if (sta->mfp) { |
| /* TODO: Need to check if FW supports PMF? */ |
| arg->is_pmf_enabled = true; |
| } |
| |
| /* TODO: safe_mode_enabled (bypass 4-way handshake) flag req? */ |
| } |
| |
| static void ath11k_peer_assoc_h_rates(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct wmi_rate_set_arg *rateset = &arg->peer_legacy_rates; |
| struct cfg80211_chan_def def; |
| const struct ieee80211_supported_band *sband; |
| const struct ieee80211_rate *rates; |
| enum nl80211_band band; |
| u32 ratemask; |
| u8 rate; |
| int i; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return; |
| |
| band = def.chan->band; |
| sband = ar->hw->wiphy->bands[band]; |
| ratemask = sta->supp_rates[band]; |
| ratemask &= arvif->bitrate_mask.control[band].legacy; |
| rates = sband->bitrates; |
| |
| rateset->num_rates = 0; |
| |
| for (i = 0; i < 32; i++, ratemask >>= 1, rates++) { |
| if (!(ratemask & 1)) |
| continue; |
| |
| rate = ath11k_mac_bitrate_to_rate(rates->bitrate); |
| rateset->rates[rateset->num_rates] = rate; |
| rateset->num_rates++; |
| } |
| } |
| |
| static bool |
| ath11k_peer_assoc_h_ht_masked(const u8 ht_mcs_mask[IEEE80211_HT_MCS_MASK_LEN]) |
| { |
| int nss; |
| |
| for (nss = 0; nss < IEEE80211_HT_MCS_MASK_LEN; nss++) |
| if (ht_mcs_mask[nss]) |
| return false; |
| |
| return true; |
| } |
| |
| static bool |
| ath11k_peer_assoc_h_vht_masked(const u16 vht_mcs_mask[NL80211_VHT_NSS_MAX]) |
| { |
| int nss; |
| |
| for (nss = 0; nss < NL80211_VHT_NSS_MAX; nss++) |
| if (vht_mcs_mask[nss]) |
| return false; |
| |
| return true; |
| } |
| |
| static void ath11k_peer_assoc_h_ht(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| const struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct cfg80211_chan_def def; |
| enum nl80211_band band; |
| const u8 *ht_mcs_mask; |
| int i, n; |
| u8 max_nss; |
| u32 stbc; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return; |
| |
| if (!ht_cap->ht_supported) |
| return; |
| |
| band = def.chan->band; |
| ht_mcs_mask = arvif->bitrate_mask.control[band].ht_mcs; |
| |
| if (ath11k_peer_assoc_h_ht_masked(ht_mcs_mask)) |
| return; |
| |
| arg->ht_flag = true; |
| |
| arg->peer_max_mpdu = (1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + |
| ht_cap->ampdu_factor)) - 1; |
| |
| arg->peer_mpdu_density = |
| ath11k_parse_mpdudensity(ht_cap->ampdu_density); |
| |
| arg->peer_ht_caps = ht_cap->cap; |
| arg->peer_rate_caps |= WMI_HOST_RC_HT_FLAG; |
| |
| if (ht_cap->cap & IEEE80211_HT_CAP_LDPC_CODING) |
| arg->ldpc_flag = true; |
| |
| if (sta->bandwidth >= IEEE80211_STA_RX_BW_40) { |
| arg->bw_40 = true; |
| arg->peer_rate_caps |= WMI_HOST_RC_CW40_FLAG; |
| } |
| /* As firmware handles this two flags (IEEE80211_HT_CAP_SGI_20 |
| * and IEEE80211_HT_CAP_SGI_40) for enabling SGI, we reset |
| * both flags if guard interval is Default GI |
| */ |
| if (arvif->bitrate_mask.control[band].gi == NL80211_TXRATE_DEFAULT_GI) |
| arg->peer_ht_caps &= ~(IEEE80211_HT_CAP_SGI_20 | |
| IEEE80211_HT_CAP_SGI_40); |
| |
| if (arvif->bitrate_mask.control[band].gi != NL80211_TXRATE_FORCE_LGI) { |
| if (ht_cap->cap & (IEEE80211_HT_CAP_SGI_20 | |
| IEEE80211_HT_CAP_SGI_40)) |
| arg->peer_rate_caps |= WMI_HOST_RC_SGI_FLAG; |
| } |
| |
| if (ht_cap->cap & IEEE80211_HT_CAP_TX_STBC) { |
| arg->peer_rate_caps |= WMI_HOST_RC_TX_STBC_FLAG; |
| arg->stbc_flag = true; |
| } |
| |
| if (ht_cap->cap & IEEE80211_HT_CAP_RX_STBC) { |
| stbc = ht_cap->cap & IEEE80211_HT_CAP_RX_STBC; |
| stbc = stbc >> IEEE80211_HT_CAP_RX_STBC_SHIFT; |
| stbc = stbc << WMI_HOST_RC_RX_STBC_FLAG_S; |
| arg->peer_rate_caps |= stbc; |
| arg->stbc_flag = true; |
| } |
| |
| if (ht_cap->mcs.rx_mask[1] && ht_cap->mcs.rx_mask[2]) |
| arg->peer_rate_caps |= WMI_HOST_RC_TS_FLAG; |
| else if (ht_cap->mcs.rx_mask[1]) |
| arg->peer_rate_caps |= WMI_HOST_RC_DS_FLAG; |
| |
| for (i = 0, n = 0, max_nss = 0; i < IEEE80211_HT_MCS_MASK_LEN * 8; i++) |
| if ((ht_cap->mcs.rx_mask[i / 8] & BIT(i % 8)) && |
| (ht_mcs_mask[i / 8] & BIT(i % 8))) { |
| max_nss = (i / 8) + 1; |
| arg->peer_ht_rates.rates[n++] = i; |
| } |
| |
| /* This is a workaround for HT-enabled STAs which break the spec |
| * and have no HT capabilities RX mask (no HT RX MCS map). |
| * |
| * As per spec, in section 20.3.5 Modulation and coding scheme (MCS), |
| * MCS 0 through 7 are mandatory in 20MHz with 800 ns GI at all STAs. |
| * |
| * Firmware asserts if such situation occurs. |
| */ |
| if (n == 0) { |
| arg->peer_ht_rates.num_rates = 8; |
| for (i = 0; i < arg->peer_ht_rates.num_rates; i++) |
| arg->peer_ht_rates.rates[i] = i; |
| } else { |
| arg->peer_ht_rates.num_rates = n; |
| arg->peer_nss = min(sta->rx_nss, max_nss); |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac ht peer %pM mcs cnt %d nss %d\n", |
| arg->peer_mac, |
| arg->peer_ht_rates.num_rates, |
| arg->peer_nss); |
| } |
| |
| static int ath11k_mac_get_max_vht_mcs_map(u16 mcs_map, int nss) |
| { |
| switch ((mcs_map >> (2 * nss)) & 0x3) { |
| case IEEE80211_VHT_MCS_SUPPORT_0_7: return BIT(8) - 1; |
| case IEEE80211_VHT_MCS_SUPPORT_0_8: return BIT(9) - 1; |
| case IEEE80211_VHT_MCS_SUPPORT_0_9: return BIT(10) - 1; |
| } |
| return 0; |
| } |
| |
| static u16 |
| ath11k_peer_assoc_h_vht_limit(u16 tx_mcs_set, |
| const u16 vht_mcs_limit[NL80211_VHT_NSS_MAX]) |
| { |
| int idx_limit; |
| int nss; |
| u16 mcs_map; |
| u16 mcs; |
| |
| for (nss = 0; nss < NL80211_VHT_NSS_MAX; nss++) { |
| mcs_map = ath11k_mac_get_max_vht_mcs_map(tx_mcs_set, nss) & |
| vht_mcs_limit[nss]; |
| |
| if (mcs_map) |
| idx_limit = fls(mcs_map) - 1; |
| else |
| idx_limit = -1; |
| |
| switch (idx_limit) { |
| case 0: |
| case 1: |
| case 2: |
| case 3: |
| case 4: |
| case 5: |
| case 6: |
| case 7: |
| mcs = IEEE80211_VHT_MCS_SUPPORT_0_7; |
| break; |
| case 8: |
| mcs = IEEE80211_VHT_MCS_SUPPORT_0_8; |
| break; |
| case 9: |
| mcs = IEEE80211_VHT_MCS_SUPPORT_0_9; |
| break; |
| default: |
| WARN_ON(1); |
| fallthrough; |
| case -1: |
| mcs = IEEE80211_VHT_MCS_NOT_SUPPORTED; |
| break; |
| } |
| |
| tx_mcs_set &= ~(0x3 << (nss * 2)); |
| tx_mcs_set |= mcs << (nss * 2); |
| } |
| |
| return tx_mcs_set; |
| } |
| |
| static u8 ath11k_get_nss_160MHz(struct ath11k *ar, |
| u8 max_nss) |
| { |
| u8 nss_ratio_info = ar->pdev->cap.nss_ratio_info; |
| u8 max_sup_nss = 0; |
| |
| switch (nss_ratio_info) { |
| case WMI_NSS_RATIO_1BY2_NSS: |
| max_sup_nss = max_nss >> 1; |
| break; |
| case WMI_NSS_RATIO_3BY4_NSS: |
| ath11k_warn(ar->ab, "WMI_NSS_RATIO_3BY4_NSS not supported\n"); |
| break; |
| case WMI_NSS_RATIO_1_NSS: |
| max_sup_nss = max_nss; |
| break; |
| case WMI_NSS_RATIO_2_NSS: |
| ath11k_warn(ar->ab, "WMI_NSS_RATIO_2_NSS not supported\n"); |
| break; |
| default: |
| ath11k_warn(ar->ab, "invalid nss ratio received from fw\n"); |
| break; |
| } |
| |
| return max_sup_nss; |
| } |
| |
| static void ath11k_peer_assoc_h_vht(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| const struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct cfg80211_chan_def def; |
| enum nl80211_band band; |
| u16 *vht_mcs_mask; |
| u8 ampdu_factor; |
| u8 max_nss, vht_mcs; |
| int i; |
| bool user_rate_valid = true; |
| int vht_nss, nss_idx; |
| u32 rx_nss_160, tx_nss_160; |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return; |
| |
| if (!vht_cap->vht_supported) |
| return; |
| |
| band = def.chan->band; |
| vht_mcs_mask = arvif->bitrate_mask.control[band].vht_mcs; |
| |
| if (ath11k_peer_assoc_h_vht_masked(vht_mcs_mask)) |
| return; |
| |
| arg->vht_flag = true; |
| |
| /* TODO: similar flags required? */ |
| arg->vht_capable = true; |
| |
| if (def.chan->band == NL80211_BAND_2GHZ) |
| arg->vht_ng_flag = true; |
| |
| arg->peer_vht_caps = vht_cap->cap; |
| |
| ampdu_factor = (vht_cap->cap & |
| IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK) >> |
| IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT; |
| |
| /* Workaround: Some Netgear/Linksys 11ac APs set Rx A-MPDU factor to |
| * zero in VHT IE. Using it would result in degraded throughput. |
| * arg->peer_max_mpdu at this point contains HT max_mpdu so keep |
| * it if VHT max_mpdu is smaller. |
| */ |
| arg->peer_max_mpdu = max(arg->peer_max_mpdu, |
| (1U << (IEEE80211_HT_MAX_AMPDU_FACTOR + |
| ampdu_factor)) - 1); |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_80) |
| arg->bw_80 = true; |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_160) |
| arg->bw_160 = true; |
| |
| vht_nss = ath11k_mac_max_vht_nss(vht_mcs_mask); |
| |
| if (vht_nss > sta->rx_nss) { |
| user_rate_valid = false; |
| for (nss_idx = sta->rx_nss-1; nss_idx >= 0; nss_idx--) { |
| if (vht_mcs_mask[nss_idx]) { |
| user_rate_valid = true; |
| break; |
| } |
| } |
| } |
| |
| if (!user_rate_valid) { |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "Setting vht range MCS value to peer supported nss:%d for peer %pM\n", sta->rx_nss, sta->addr); |
| vht_mcs_mask[sta->rx_nss-1] = vht_mcs_mask[vht_nss-1]; |
| } |
| |
| /* Calculate peer NSS capability from VHT capabilities if STA |
| * supports VHT. |
| */ |
| for (i = 0, max_nss = 0, vht_mcs = 0; i < NL80211_VHT_NSS_MAX; i++) { |
| vht_mcs = __le16_to_cpu(vht_cap->vht_mcs.rx_mcs_map) >> |
| (2 * i) & 3; |
| |
| if (vht_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED && |
| vht_mcs_mask[i]) |
| max_nss = i + 1; |
| } |
| arg->peer_nss = min(sta->rx_nss, max_nss); |
| arg->rx_max_rate = __le16_to_cpu(vht_cap->vht_mcs.rx_highest); |
| arg->rx_mcs_set = __le16_to_cpu(vht_cap->vht_mcs.rx_mcs_map); |
| arg->tx_max_rate = __le16_to_cpu(vht_cap->vht_mcs.tx_highest); |
| arg->tx_mcs_set = ath11k_peer_assoc_h_vht_limit( |
| __le16_to_cpu(vht_cap->vht_mcs.tx_mcs_map), vht_mcs_mask); |
| |
| /* In IPQ8074 platform, VHT mcs rate 10 and 11 is enabled by default. |
| * VHT mcs rate 10 and 11 is not suppoerted in 11ac standard. |
| * so explicitly disable the VHT MCS rate 10 and 11 in 11ac mode. |
| */ |
| arg->tx_mcs_set &= ~IEEE80211_VHT_MCS_SUPPORT_0_11_MASK; |
| arg->tx_mcs_set |= IEEE80211_DISABLE_VHT_MCS_SUPPORT_0_11; |
| |
| if ((arg->tx_mcs_set & IEEE80211_VHT_MCS_NOT_SUPPORTED) == |
| IEEE80211_VHT_MCS_NOT_SUPPORTED) |
| arg->peer_vht_caps &= ~IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; |
| |
| /* TODO: Check */ |
| arg->tx_max_mcs_nss = 0xFF; |
| |
| if (arg->peer_phymode == MODE_11AC_VHT160 || |
| arg->peer_phymode == MODE_11AC_VHT80_80) { |
| tx_nss_160 = ath11k_get_nss_160MHz(ar, max_nss); |
| rx_nss_160 = min(arg->peer_nss, tx_nss_160); |
| |
| if (rx_nss_160) { |
| arg->peer_bw_rxnss_override = |
| ATH11K_BW_NSS_FWCONF_MAP_ENABLE; |
| |
| if (arg->peer_phymode == MODE_11AC_VHT160) |
| arg->peer_bw_rxnss_override |= |
| FIELD_PREP(ATH11K_PEER_RX_NSS_160MHZ, |
| rx_nss_160 - 1); |
| else |
| arg->peer_bw_rxnss_override |= |
| FIELD_PREP(ATH11K_PEER_RX_NSS_80_80MHZ, |
| rx_nss_160 - 1); |
| } else { |
| ath11k_warn(ar->ab, "invalid max_nss\n"); |
| } |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "mac vht peer %pM max_mpdu %d flags 0x%x peer_bw_rxnss_override 0x%x\n", |
| sta->addr, arg->peer_max_mpdu, arg->peer_flags, |
| arg->peer_bw_rxnss_override); |
| } |
| |
| static int ath11k_mac_get_max_he_mcs_map(u16 mcs_map, int nss) |
| { |
| switch ((mcs_map >> (2 * nss)) & 0x3) { |
| case IEEE80211_HE_MCS_SUPPORT_0_7: return BIT(8) - 1; |
| case IEEE80211_HE_MCS_SUPPORT_0_9: return BIT(10) - 1; |
| case IEEE80211_HE_MCS_SUPPORT_0_11: return BIT(12) - 1; |
| } |
| return 0; |
| } |
| |
| static u16 |
| ath11k_peer_assoc_h_he_limit(u16 tx_mcs_set, |
| const u16 he_mcs_limit[NL80211_HE_NSS_MAX]) |
| { |
| int idx_limit; |
| int nss; |
| u16 mcs_map; |
| u16 mcs; |
| |
| for (nss = 0; nss < NL80211_HE_NSS_MAX; nss++) { |
| mcs_map = ath11k_mac_get_max_he_mcs_map(tx_mcs_set, nss) & |
| he_mcs_limit[nss]; |
| |
| if (mcs_map) |
| idx_limit = fls(mcs_map) - 1; |
| else |
| idx_limit = -1; |
| |
| switch (idx_limit) { |
| case 0: /* fall through */ |
| case 1: /* fall through */ |
| case 2: /* fall through */ |
| case 3: /* fall through */ |
| case 4: /* fall through */ |
| case 5: /* fall through */ |
| case 6: /* fall through */ |
| case 7: |
| mcs = IEEE80211_HE_MCS_SUPPORT_0_7; |
| break; |
| case 8: |
| case 9: |
| mcs = IEEE80211_HE_MCS_SUPPORT_0_9; |
| break; |
| case 10: |
| case 11: |
| mcs = IEEE80211_HE_MCS_SUPPORT_0_11; |
| break; |
| default: |
| WARN_ON(1); |
| /* fall through */ |
| case -1: |
| mcs = IEEE80211_HE_MCS_NOT_SUPPORTED; |
| break; |
| } |
| |
| tx_mcs_set &= ~(0x3 << (nss * 2)); |
| tx_mcs_set |= mcs << (nss * 2); |
| } |
| |
| return tx_mcs_set; |
| } |
| |
| static bool |
| ath11k_peer_assoc_h_he_masked(const u16 he_mcs_mask[NL80211_HE_NSS_MAX]) |
| { |
| int nss; |
| |
| for (nss = 0; nss < NL80211_HE_NSS_MAX; nss++) |
| if (he_mcs_mask[nss]) |
| return false; |
| |
| return true; |
| } |
| |
| static void ath11k_peer_assoc_h_he(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct cfg80211_chan_def def; |
| const struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; |
| u8 ampdu_factor; |
| enum nl80211_band band; |
| u16 *he_mcs_mask; |
| u8 max_nss, he_mcs; |
| __le16 he_tx_mcs = 0, v = 0; |
| bool user_rate_valid = true; |
| int he_nss, nss_idx; |
| u32 rx_nss_160, tx_nss_160; |
| int i; |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return; |
| |
| if (!he_cap->has_he) |
| return; |
| |
| band = def.chan->band; |
| he_mcs_mask = arvif->bitrate_mask.control[band].he_mcs; |
| |
| if (ath11k_peer_assoc_h_he_masked(he_mcs_mask)) |
| return; |
| |
| arg->he_flag = true; |
| |
| memcpy(&arg->peer_he_cap_macinfo, he_cap->he_cap_elem.mac_cap_info, |
| sizeof(arg->peer_he_cap_macinfo)); |
| memcpy(&arg->peer_he_cap_phyinfo, he_cap->he_cap_elem.phy_cap_info, |
| sizeof(arg->peer_he_cap_phyinfo)); |
| arg->peer_he_ops = vif->bss_conf.he_oper.params; |
| |
| /* the top most byte is used to indicate BSS color info */ |
| arg->peer_he_ops &= 0xffffff; |
| |
| /* As per section 26.6.1 11ax Draft5.0, if the Max AMPDU Exponent Extension |
| * in HE cap is zero, use the arg->peer_max_mpdu as calculated while parsing |
| * VHT caps(if VHT caps is present) or HT caps (if VHT caps is not present). |
| * |
| * For non-zero value of Max AMPDU Extponent Extension in HE MAC caps, |
| * if a HE STA sends VHT cap and HE cap IE in assoc request then, use |
| * MAX_AMPDU_LEN_FACTOR as 20 to calculate max_ampdu length. |
| * If a HE STA that does not send VHT cap, but HE and HT cap in assoc |
| * request, then use MAX_AMPDU_LEN_FACTOR as 16 to calculate max_ampdu |
| * length. |
| */ |
| ampdu_factor = (he_cap->he_cap_elem.mac_cap_info[3] & |
| IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK) >> |
| IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_SHIFT; |
| |
| if (ampdu_factor) { |
| if (sta->vht_cap.vht_supported) |
| arg->peer_max_mpdu = (1 << (IEEE80211_HE_VHT_MAX_AMPDU_FACTOR + |
| ampdu_factor)) - 1; |
| else if (sta->ht_cap.ht_supported) |
| arg->peer_max_mpdu = (1 << (IEEE80211_HE_HT_MAX_AMPDU_FACTOR + |
| ampdu_factor)) - 1; |
| } |
| |
| if (he_cap->he_cap_elem.phy_cap_info[6] & |
| IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { |
| int bit = 7; |
| int nss, ru; |
| |
| arg->peer_ppet.numss_m1 = he_cap->ppe_thres[0] & |
| IEEE80211_PPE_THRES_NSS_MASK; |
| arg->peer_ppet.ru_bit_mask = |
| (he_cap->ppe_thres[0] & |
| IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK) >> |
| IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS; |
| |
| for (nss = 0; nss <= arg->peer_ppet.numss_m1; nss++) { |
| for (ru = 0; ru < 4; ru++) { |
| u32 val = 0; |
| int i; |
| |
| if ((arg->peer_ppet.ru_bit_mask & BIT(ru)) == 0) |
| continue; |
| for (i = 0; i < 6; i++) { |
| val >>= 1; |
| val |= ((he_cap->ppe_thres[bit / 8] >> |
| (bit % 8)) & 0x1) << 5; |
| bit++; |
| } |
| arg->peer_ppet.ppet16_ppet8_ru3_ru0[nss] |= |
| val << (ru * 6); |
| } |
| } |
| } |
| |
| if (he_cap->he_cap_elem.mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_TWT_RES) |
| arg->twt_responder = true; |
| if (he_cap->he_cap_elem.mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_TWT_REQ) |
| arg->twt_requester = true; |
| |
| he_nss = ath11k_mac_max_he_nss(he_mcs_mask); |
| |
| if (he_nss > sta->rx_nss) { |
| user_rate_valid = false; |
| for (nss_idx = sta->rx_nss-1; nss_idx >= 0; nss_idx--) { |
| if (he_mcs_mask[nss_idx]) { |
| user_rate_valid = true; |
| break; |
| } |
| } |
| } |
| |
| if (!user_rate_valid) { |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "Setting he range MCS value to peer supported nss:%d for peer %pM\n", sta->rx_nss, sta->addr); |
| he_mcs_mask[sta->rx_nss-1] = he_mcs_mask[he_nss-1]; |
| } |
| |
| switch (sta->bandwidth) { |
| case IEEE80211_STA_RX_BW_160: |
| if (he_cap->he_cap_elem.phy_cap_info[0] & |
| IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { |
| v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80p80); |
| arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80_80] = v; |
| |
| v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_80p80); |
| v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask); |
| arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80_80] = v; |
| |
| arg->peer_he_mcs_count++; |
| he_tx_mcs = v; |
| } |
| v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160); |
| arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_160] = v; |
| |
| v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_160); |
| v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask); |
| arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_160] = v; |
| |
| arg->peer_he_mcs_count++; |
| if (!he_tx_mcs) |
| he_tx_mcs = v; |
| fallthrough; |
| |
| default: |
| v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80); |
| arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80] = v; |
| |
| v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_80); |
| v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask); |
| arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80] = v; |
| |
| arg->peer_he_mcs_count++; |
| if (!he_tx_mcs) |
| he_tx_mcs = v; |
| break; |
| } |
| |
| if ((he_mcs_mask[0] == 0 || he_mcs_mask[1] == 0) && |
| (he_cap->he_cap_elem.phy_cap_info[HECAP_PHYDWORD_4] & |
| IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE)) { |
| arg->peer_vht_caps &= ~IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; |
| arg->peer_he_cap_macinfo_internal |= |
| IEEE80211_HE_DL_MU_SUPPORT_DISABLE << |
| IEEE80211_HE_DL_MUMIMO_SUPP_S; |
| } |
| |
| /* Calculate peer NSS capability from HE capabilities if STA |
| * supports HE. |
| */ |
| for (i = 0, max_nss = 0, he_mcs = 0; i < NL80211_HE_NSS_MAX; i++) { |
| he_mcs = __le16_to_cpu(he_tx_mcs) >> (2 * i) & 3; |
| |
| if (he_mcs != IEEE80211_HE_MCS_NOT_SUPPORTED && |
| he_mcs_mask[i]) |
| max_nss = i + 1; |
| } |
| arg->peer_nss = min(sta->rx_nss, max_nss); |
| |
| if (arg->peer_phymode == MODE_11AX_HE160 || |
| arg->peer_phymode == MODE_11AX_HE80_80) { |
| tx_nss_160 = ath11k_get_nss_160MHz(ar, ar->num_tx_chains); |
| rx_nss_160 = min(arg->peer_nss, tx_nss_160); |
| |
| arg->peer_nss = min(sta->rx_nss, ar->num_rx_chains); |
| |
| if (rx_nss_160) { |
| arg->peer_bw_rxnss_override = |
| ATH11K_BW_NSS_FWCONF_MAP_ENABLE; |
| |
| if (arg->peer_phymode == MODE_11AX_HE160) |
| arg->peer_bw_rxnss_override |= |
| FIELD_PREP(ATH11K_PEER_RX_NSS_160MHZ, |
| rx_nss_160 - 1); |
| else |
| arg->peer_bw_rxnss_override |= |
| FIELD_PREP(ATH11K_PEER_RX_NSS_80_80MHZ, |
| rx_nss_160 - 1); |
| } else { |
| ath11k_warn(ar->ab, "invalid max_nss\n"); |
| } |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "mac he peer %pM nss %d mcs cnt %d peer_bw_rxnss_override 0x%x\n", |
| sta->addr, arg->peer_nss, |
| arg->peer_he_mcs_count, |
| arg->peer_bw_rxnss_override); |
| } |
| |
| static void ath11k_peer_assoc_h_he_6ghz(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| const struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; |
| struct cfg80211_chan_def def; |
| enum nl80211_band band; |
| u8 ampdu_factor; |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return; |
| |
| band = def.chan->band; |
| |
| if (!arg->he_flag || band != NL80211_BAND_6GHZ || !sta->he_6ghz_capa.capa) |
| return; |
| |
| if (sta->bandwidth >= IEEE80211_STA_RX_BW_40) |
| arg->bw_40 = true; |
| |
| if (sta->bandwidth >= IEEE80211_STA_RX_BW_80) |
| arg->bw_80 = true; |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_160) |
| arg->bw_160 = true; |
| |
| arg->peer_he_caps_6ghz = le16_to_cpu(sta->he_6ghz_capa.capa); |
| |
| arg->peer_mpdu_density = ath11k_parse_mpdudensity( |
| FIELD_GET(IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START, arg->peer_he_caps_6ghz)); |
| |
| /* From IEEE P802.11ax/D6.1: An HE STA shall be capable of receiving A-MPDU |
| * where the A-MPDU pre-EOF padding length is up to the value indicated by the |
| * Maximum A-MPDU Length Exponent Extension field in the HE Capabilities element |
| * and the Maximum A-MPDU Length Exponent field in HE 6 GHz Band Capabilities |
| * element in the 6 GHz band. |
| * |
| * Here, we are extracting the Max AMPDU Exponent Extension from HE caps and |
| * ampdu factor is Maximum A-MPDU Length Exponent from HE 6GHZ Band capability. |
| */ |
| arg->peer_max_mpdu = (he_cap->he_cap_elem.mac_cap_info[3] & |
| IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK) >> |
| IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_SHIFT; |
| |
| ampdu_factor = FIELD_GET(IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP, |
| arg->peer_he_caps_6ghz); |
| |
| arg->peer_max_mpdu = (1u << (IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR + ampdu_factor + |
| arg->peer_max_mpdu)) - 1; |
| } |
| |
| |
| static void ath11k_peer_assoc_h_smps(struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| const struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; |
| int smps; |
| |
| if (!ht_cap->ht_supported && !sta->he_6ghz_capa.capa) |
| return; |
| |
| if (ht_cap->ht_supported) { |
| smps = ht_cap->cap & IEEE80211_HT_CAP_SM_PS; |
| smps >>= IEEE80211_HT_CAP_SM_PS_SHIFT; |
| } |
| |
| if (sta->he_6ghz_capa.capa) |
| smps = FIELD_GET(IEEE80211_HE_6GHZ_CAP_SM_PS, |
| le16_to_cpu(sta->he_6ghz_capa.capa)); |
| |
| switch (smps) { |
| case WLAN_HT_CAP_SM_PS_STATIC: |
| arg->static_mimops_flag = true; |
| break; |
| case WLAN_HT_CAP_SM_PS_DYNAMIC: |
| arg->dynamic_mimops_flag = true; |
| break; |
| case WLAN_HT_CAP_SM_PS_DISABLED: |
| arg->spatial_mux_flag = true; |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static void ath11k_peer_assoc_h_qos(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| |
| switch (arvif->vdev_type) { |
| case WMI_VDEV_TYPE_AP: |
| if (sta->wme) { |
| /* TODO: Check WME vs QoS */ |
| arg->is_wme_set = true; |
| arg->qos_flag = true; |
| } |
| |
| if (sta->wme && sta->uapsd_queues) { |
| /* TODO: Check WME vs QoS */ |
| arg->is_wme_set = true; |
| arg->apsd_flag = true; |
| arg->peer_rate_caps |= WMI_HOST_RC_UAPSD_FLAG; |
| } |
| break; |
| case WMI_VDEV_TYPE_STA: |
| if (sta->wme) { |
| arg->is_wme_set = true; |
| arg->qos_flag = true; |
| } |
| break; |
| default: |
| break; |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac peer %pM qos %d\n", |
| sta->addr, arg->qos_flag); |
| } |
| |
| static int ath11k_peer_assoc_qos_ap(struct ath11k *ar, |
| struct ath11k_vif *arvif, |
| struct ieee80211_sta *sta) |
| { |
| struct ap_ps_params params; |
| u32 max_sp; |
| u32 uapsd; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| params.vdev_id = arvif->vdev_id; |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac uapsd_queues 0x%x max_sp %d\n", |
| sta->uapsd_queues, sta->max_sp); |
| |
| uapsd = 0; |
| if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) |
| uapsd |= WMI_AP_PS_UAPSD_AC3_DELIVERY_EN | |
| WMI_AP_PS_UAPSD_AC3_TRIGGER_EN; |
| if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) |
| uapsd |= WMI_AP_PS_UAPSD_AC2_DELIVERY_EN | |
| WMI_AP_PS_UAPSD_AC2_TRIGGER_EN; |
| if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) |
| uapsd |= WMI_AP_PS_UAPSD_AC1_DELIVERY_EN | |
| WMI_AP_PS_UAPSD_AC1_TRIGGER_EN; |
| if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) |
| uapsd |= WMI_AP_PS_UAPSD_AC0_DELIVERY_EN | |
| WMI_AP_PS_UAPSD_AC0_TRIGGER_EN; |
| |
| max_sp = 0; |
| if (sta->max_sp < MAX_WMI_AP_PS_PEER_PARAM_MAX_SP) |
| max_sp = sta->max_sp; |
| |
| params.param = WMI_AP_PS_PEER_PARAM_UAPSD; |
| params.value = uapsd; |
| ret = ath11k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, ¶ms); |
| if (ret) |
| goto err; |
| |
| params.param = WMI_AP_PS_PEER_PARAM_MAX_SP; |
| params.value = max_sp; |
| ret = ath11k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, ¶ms); |
| if (ret) |
| goto err; |
| |
| /* TODO revisit during testing */ |
| params.param = WMI_AP_PS_PEER_PARAM_SIFS_RESP_FRMTYPE; |
| params.value = DISABLE_SIFS_RESPONSE_TRIGGER; |
| ret = ath11k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, ¶ms); |
| if (ret) |
| goto err; |
| |
| params.param = WMI_AP_PS_PEER_PARAM_SIFS_RESP_UAPSD; |
| params.value = DISABLE_SIFS_RESPONSE_TRIGGER; |
| ret = ath11k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, ¶ms); |
| if (ret) |
| goto err; |
| |
| return 0; |
| |
| err: |
| ath11k_warn(ar->ab, "failed to set ap ps peer param %d for vdev %i: %d\n", |
| params.param, arvif->vdev_id, ret); |
| return ret; |
| } |
| |
| static bool ath11k_mac_sta_has_ofdm_only(struct ieee80211_sta *sta) |
| { |
| return sta->supp_rates[NL80211_BAND_2GHZ] >> |
| ATH11K_MAC_FIRST_OFDM_RATE_IDX; |
| } |
| |
| static enum wmi_phy_mode ath11k_mac_get_phymode_vht(struct ath11k *ar, |
| struct ieee80211_sta *sta) |
| { |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_160) { |
| switch (sta->vht_cap.cap & |
| IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) { |
| case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ: |
| return MODE_11AC_VHT160; |
| case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ: |
| return MODE_11AC_VHT80_80; |
| default: |
| /* not sure if this is a valid case? */ |
| return MODE_11AC_VHT160; |
| } |
| } |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_80) |
| return MODE_11AC_VHT80; |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_40) |
| return MODE_11AC_VHT40; |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_20) |
| return MODE_11AC_VHT20; |
| |
| return MODE_UNKNOWN; |
| } |
| |
| static enum wmi_phy_mode ath11k_mac_get_phymode_he(struct ath11k *ar, |
| struct ieee80211_sta *sta) |
| { |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_160) { |
| if (sta->he_cap.he_cap_elem.phy_cap_info[0] & |
| IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) |
| return MODE_11AX_HE160; |
| else if (sta->he_cap.he_cap_elem.phy_cap_info[0] & |
| IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) |
| return MODE_11AX_HE80_80; |
| /* not sure if this is a valid case? */ |
| return MODE_11AX_HE160; |
| } |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_80) |
| return MODE_11AX_HE80; |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_40) |
| return MODE_11AX_HE40; |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_20) |
| return MODE_11AX_HE20; |
| |
| return MODE_UNKNOWN; |
| } |
| |
| static void ath11k_peer_assoc_h_phymode(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct cfg80211_chan_def def; |
| enum nl80211_band band; |
| const u8 *ht_mcs_mask; |
| const u16 *vht_mcs_mask; |
| const u16 *he_mcs_mask; |
| enum wmi_phy_mode phymode = MODE_UNKNOWN; |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return; |
| |
| band = def.chan->band; |
| ht_mcs_mask = arvif->bitrate_mask.control[band].ht_mcs; |
| vht_mcs_mask = arvif->bitrate_mask.control[band].vht_mcs; |
| he_mcs_mask = arvif->bitrate_mask.control[band].he_mcs; |
| |
| switch (band) { |
| case NL80211_BAND_2GHZ: |
| if (sta->he_cap.has_he && |
| !ath11k_peer_assoc_h_he_masked(he_mcs_mask)) { |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_80) |
| phymode = MODE_11AX_HE80_2G; |
| else if (sta->bandwidth == IEEE80211_STA_RX_BW_40) |
| phymode = MODE_11AX_HE40_2G; |
| else |
| phymode = MODE_11AX_HE20_2G; |
| } else if (sta->vht_cap.vht_supported && |
| !ath11k_peer_assoc_h_vht_masked(vht_mcs_mask)) { |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_40) |
| phymode = MODE_11AC_VHT40_2G; |
| else |
| phymode = MODE_11AC_VHT20_2G; |
| } else if (sta->ht_cap.ht_supported && |
| !ath11k_peer_assoc_h_ht_masked(ht_mcs_mask)) { |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_40) |
| phymode = MODE_11NG_HT40; |
| else |
| phymode = MODE_11NG_HT20; |
| } else if (ath11k_mac_sta_has_ofdm_only(sta)) { |
| phymode = MODE_11G; |
| } else { |
| phymode = MODE_11B; |
| } |
| break; |
| case NL80211_BAND_5GHZ: |
| case NL80211_BAND_6GHZ: |
| /* Check HE first */ |
| if (sta->he_cap.has_he && |
| !ath11k_peer_assoc_h_he_masked(he_mcs_mask)) { |
| phymode = ath11k_mac_get_phymode_he(ar, sta); |
| } else if (sta->vht_cap.vht_supported && |
| !ath11k_peer_assoc_h_vht_masked(vht_mcs_mask)) { |
| phymode = ath11k_mac_get_phymode_vht(ar, sta); |
| } else if (sta->ht_cap.ht_supported && |
| !ath11k_peer_assoc_h_ht_masked(ht_mcs_mask)) { |
| if (sta->bandwidth >= IEEE80211_STA_RX_BW_40) |
| phymode = MODE_11NA_HT40; |
| else |
| phymode = MODE_11NA_HT20; |
| } else { |
| phymode = MODE_11A; |
| } |
| break; |
| default: |
| break; |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac peer %pM phymode %s\n", |
| sta->addr, ath11k_wmi_phymode_str(phymode)); |
| |
| arg->peer_phymode = phymode; |
| WARN_ON(phymode == MODE_UNKNOWN); |
| } |
| |
| static bool ath11k_peer_assoc_prepare(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct peer_assoc_params *arg, |
| bool reassoc) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct cfg80211_chan_def def; |
| enum nl80211_band band; |
| struct cfg80211_bitrate_mask *vif_mask; |
| struct ieee80211_he_cap_elem *he_cap; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| memset(arg, 0, sizeof(*arg)); |
| |
| reinit_completion(&ar->peer_assoc_done); |
| |
| arg->peer_new_assoc = !reassoc; |
| ath11k_peer_assoc_h_basic(ar, vif, sta, arg); |
| ath11k_peer_assoc_h_crypto(ar, vif, sta, arg); |
| ath11k_peer_assoc_h_rates(ar, vif, sta, arg); |
| ath11k_peer_assoc_h_phymode(ar, vif, sta, arg); |
| ath11k_peer_assoc_h_ht(ar, vif, sta, arg); |
| ath11k_peer_assoc_h_vht(ar, vif, sta, arg); |
| ath11k_peer_assoc_h_he(ar, vif, sta, arg); |
| ath11k_peer_assoc_h_he_6ghz(ar, vif, sta, arg); |
| ath11k_peer_assoc_h_qos(ar, vif, sta, arg); |
| ath11k_peer_assoc_h_smps(sta, arg); |
| |
| if (arg->he_flag && (arg->peer_phymode < MODE_11AX_HE20)) { |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return false; |
| |
| band = def.chan->band; |
| ath11k_warn(ar->ab, "Invalid phymode - peer flag combination\n" |
| "band = %d phymode = 0x%x reassoc %d Flags he %d vht %d ht %d bw40 %d bw80 %d bw160 %d", |
| band, arg->peer_phymode, reassoc, arg->he_flag, arg->vht_flag, arg->ht_flag, |
| arg->bw_40, arg->bw_80, arg->bw_160); |
| |
| ath11k_warn(ar->ab, "STA(%pM) Capabilities:\nhe %d vht %d ht %d bw %d", |
| sta->addr, sta->he_cap.has_he, sta->vht_cap.vht_supported, |
| sta->ht_cap.ht_supported, sta->bandwidth); |
| ath11k_warn(ar->ab, "ht cap = 0x%x vht cap = 0x%x", sta->ht_cap.cap, sta->vht_cap.cap); |
| he_cap = &sta->he_cap.he_cap_elem; |
| print_hex_dump(KERN_ERR, "he_cap: ", DUMP_PREFIX_ADDRESS, 16, 1, |
| he_cap, sizeof(struct ieee80211_he_cap_elem), false); |
| |
| vif_mask = &arvif->bitrate_mask; |
| ath11k_warn(ar->ab, "arvif bit rate masked: he %d vht %d ht %d", |
| ath11k_peer_assoc_h_he_masked(vif_mask->control[band].he_mcs), |
| ath11k_peer_assoc_h_he_masked(vif_mask->control[band].vht_mcs), |
| ath11k_peer_assoc_h_he_masked((u16 *)vif_mask->control[band].ht_mcs)); |
| WARN_ON_ONCE(1); |
| return true; |
| } |
| /* TODO: amsdu_disable req? */ |
| return false; |
| } |
| |
| static int ath11k_setup_peer_smps(struct ath11k *ar, struct ath11k_vif *arvif, |
| const u8 *addr, |
| const struct ieee80211_sta_ht_cap *ht_cap, |
| u16 he_6ghz_capa) |
| { |
| int smps; |
| |
| if (!(ht_cap && ht_cap->ht_supported) && !ar->supports_6ghz) |
| return 0; |
| |
| if (ht_cap->ht_supported) { |
| smps = ht_cap->cap & IEEE80211_HT_CAP_SM_PS; |
| smps >>= IEEE80211_HT_CAP_SM_PS_SHIFT; |
| } else { |
| smps = FIELD_GET(IEEE80211_HE_6GHZ_CAP_SM_PS, he_6ghz_capa); |
| } |
| |
| |
| if (smps >= ARRAY_SIZE(ath11k_smps_map)) |
| return -EINVAL; |
| |
| return ath11k_wmi_set_peer_param(ar, addr, arvif->vdev_id, |
| WMI_PEER_MIMO_PS_STATE, |
| ath11k_smps_map[smps]); |
| } |
| |
| static bool ath11k_mac_set_he_txbf_conf(struct ath11k_vif *arvif) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct ieee80211_he_cap_elem he_cap_elem = {0}; |
| u32 param = WMI_VDEV_PARAM_SET_HEMU_MODE; |
| u32 value = 0; |
| int ret = 0; |
| |
| if (!arvif->vif->bss_conf.he_support) |
| return true; |
| |
| memcpy(&he_cap_elem, &arvif->vif->bss_conf.he_cap_elem, sizeof(he_cap_elem)); |
| |
| if (he_cap_elem.phy_cap_info[3] & IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER) { |
| value |= FIELD_PREP(HE_MODE_SU_TX_BFER, HE_SU_BFER_ENABLE); |
| if ((he_cap_elem.phy_cap_info[HECAP_PHYDWORD_4] & |
| IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER) && |
| (arvif->vdev_type == WMI_VDEV_TYPE_AP)) { |
| value |= FIELD_PREP(HE_MODE_MU_TX_BFER, HE_MU_BFER_ENABLE); |
| } |
| } |
| |
| if (arvif->vif->type != NL80211_IFTYPE_MESH_POINT) { |
| value |= FIELD_PREP(HE_MODE_DL_OFDMA, HE_DL_MUOFDMA_ENABLE) | |
| FIELD_PREP(HE_MODE_UL_OFDMA, HE_UL_MUOFDMA_ENABLE); |
| |
| if (he_cap_elem.phy_cap_info[HECAP_PHYDWORD_2] & |
| IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO) { |
| value |= FIELD_PREP(HE_MODE_UL_MUMIMO, HE_UL_MUMIMO_ENABLE); |
| } |
| |
| if (he_cap_elem.phy_cap_info[HECAP_PHYDWORD_4] & |
| IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE) { |
| value |= FIELD_PREP(HE_MODE_SU_TX_BFEE, HE_SU_BFEE_ENABLE); |
| } |
| } |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, value); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set vdev %d HE MU mode: %d\n", |
| arvif->vdev_id, ret); |
| return false; |
| } |
| |
| param = WMI_VDEV_PARAM_SET_HE_SOUNDING_MODE; |
| value = |
| FIELD_PREP(HE_VHT_SOUNDING_MODE, HE_VHT_SOUNDING_MODE_ENABLE) | |
| FIELD_PREP(HE_TRIG_NONTRIG_SOUNDING_MODE, |
| HE_TRIG_NONTRIG_SOUNDING_MODE_ENABLE); |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param, value); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set vdev %d sounding mode: %d\n", |
| arvif->vdev_id, ret); |
| return false; |
| } |
| return true; |
| } |
| |
| static bool ath11k_mac_vif_recalc_he_txbf(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta_he_cap *he_cap) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ieee80211_he_cap_elem he_cap_elem = {0}; |
| struct ath11k_pdev_cap *pdev_cap = NULL; |
| struct ieee80211_sta_he_cap *cap_band = NULL; |
| u32 param = WMI_VDEV_PARAM_SET_HEMU_MODE; |
| u32 hemode = 0; |
| int ret; |
| |
| if (!vif->bss_conf.he_support) |
| return true; |
| |
| if(ar->pdev == NULL) |
| return false; |
| |
| pdev_cap = &ar->pdev->cap; |
| |
| if(pdev_cap == NULL) |
| return false; |
| |
| if (pdev_cap->supported_bands & WMI_HOST_WLAN_2G_CAP) |
| cap_band = &ar->mac.iftype[NL80211_BAND_2GHZ][NL80211_IFTYPE_STATION].he_cap; |
| else |
| cap_band = &ar->mac.iftype[NL80211_BAND_5GHZ][NL80211_IFTYPE_STATION].he_cap; |
| |
| memcpy(&he_cap_elem, &cap_band->he_cap_elem, sizeof(he_cap_elem)); |
| |
| if (he_cap_elem.phy_cap_info[HECAP_PHYDWORD_4] & IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE) { |
| if (he_cap->he_cap_elem.phy_cap_info[HECAP_PHYDWORD_3] & IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER) |
| hemode |= FIELD_PREP(HE_MODE_SU_TX_BFEE, HE_SU_BFEE_ENABLE); |
| if (he_cap->he_cap_elem.phy_cap_info[HECAP_PHYDWORD_4] & IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER) { |
| hemode |= FIELD_PREP(HE_MODE_MU_TX_BFEE, HE_MU_BFEE_ENABLE); |
| } |
| } |
| |
| if (vif->type != NL80211_IFTYPE_MESH_POINT) { |
| hemode |= FIELD_PREP(HE_MODE_DL_OFDMA, HE_DL_MUOFDMA_ENABLE) | |
| FIELD_PREP(HE_MODE_UL_OFDMA, HE_UL_MUOFDMA_ENABLE); |
| |
| if (he_cap_elem.phy_cap_info[HECAP_PHYDWORD_2] & |
| IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO) { |
| if(he_cap->he_cap_elem.phy_cap_info[HECAP_PHYDWORD_2] & |
| IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO) |
| hemode |= FIELD_PREP(HE_MODE_UL_MUMIMO, HE_UL_MUMIMO_ENABLE); |
| } |
| |
| if (FIELD_GET(HE_MODE_MU_TX_BFEE, hemode)) |
| hemode |= FIELD_PREP(HE_MODE_SU_TX_BFEE, HE_SU_BFEE_ENABLE); |
| |
| if (FIELD_GET(HE_MODE_MU_TX_BFER, hemode)) |
| hemode |= FIELD_PREP(HE_MODE_SU_TX_BFER, HE_SU_BFER_ENABLE); |
| } |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, hemode); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to submit vdev param txbf 0x%x: %d\n", |
| hemode, ret); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| static void ath11k_bss_assoc(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_bss_conf *bss_conf) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct peer_assoc_params peer_arg; |
| struct vdev_up_params params = { |
| .vdev_id = arvif->vdev_id, |
| .bssid = bss_conf->bssid, |
| .aid = bss_conf->aid, |
| }; |
| struct ieee80211_sta *ap_sta; |
| struct ieee80211_sta_he_cap he_cap; |
| int ret; |
| bool debug; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %i assoc bssid %pM aid %d\n", |
| arvif->vdev_id, arvif->bssid, arvif->aid); |
| |
| rcu_read_lock(); |
| |
| ap_sta = ieee80211_find_sta(vif, bss_conf->bssid); |
| if (!ap_sta) { |
| ath11k_warn(ar->ab, "failed to find station entry for bss %pM vdev %i\n", |
| bss_conf->bssid, arvif->vdev_id); |
| rcu_read_unlock(); |
| return; |
| } |
| /* he_cap here is updated at assoc success for sta mode only */ |
| he_cap = ap_sta->he_cap; |
| |
| debug = ath11k_peer_assoc_prepare(ar, vif, ap_sta, &peer_arg, false); |
| |
| rcu_read_unlock(); |
| |
| peer_arg.is_assoc = true; |
| ret = ath11k_wmi_send_peer_assoc_cmd(ar, &peer_arg, debug); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to run peer assoc for %pM vdev %i: %d\n", |
| bss_conf->bssid, arvif->vdev_id, ret); |
| return; |
| } |
| |
| if (!wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ)) { |
| ath11k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n", |
| bss_conf->bssid, arvif->vdev_id); |
| return; |
| } |
| |
| ret = ath11k_setup_peer_smps(ar, arvif, bss_conf->bssid, |
| &ap_sta->ht_cap, le16_to_cpu(ap_sta->he_6ghz_capa.capa)); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to setup peer SMPS for vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| return; |
| } |
| |
| if (!ath11k_mac_vif_recalc_he_txbf(ar, vif, &he_cap)) { |
| ath11k_warn(ar->ab, "failed to recalc he txbf for vdev %i on bss %pM\n", |
| arvif->vdev_id, bss_conf->bssid); |
| return; |
| } |
| |
| WARN_ON(arvif->is_up); |
| |
| arvif->aid = bss_conf->aid; |
| ether_addr_copy(arvif->bssid, bss_conf->bssid); |
| |
| ret = ath11k_wmi_vdev_up(ar, ¶ms); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set vdev %d up: %d\n", |
| arvif->vdev_id, ret); |
| return; |
| } |
| |
| arvif->is_up = true; |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "mac vdev %d up (associated) bssid %pM aid %d\n", |
| arvif->vdev_id, bss_conf->bssid, bss_conf->aid); |
| |
| ret = ath11k_nss_vdev_up(arvif); |
| if(ret) { |
| ath11k_warn(ar->ab, "failure in nss vdev up %d\r\n",ret); |
| return; |
| } |
| |
| ret = ath11k_wmi_send_obss_spr_cmd(ar, arvif->vdev_id, |
| &bss_conf->he_obss_pd); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to set vdev %i OBSS PD parameters: %d\n", |
| arvif->vdev_id, ret); |
| } |
| |
| static void ath11k_bss_disassoc(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| ret = ath11k_nss_vdev_down(arvif); |
| if(ret) |
| ath11k_warn(ar->ab, "failure in nss vdev down %d\r\n",ret); |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %i disassoc bssid %pM\n", |
| arvif->vdev_id, arvif->bssid); |
| |
| ret = ath11k_wmi_vdev_down(ar, arvif->vdev_id); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to down vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| |
| arvif->is_up = false; |
| |
| cancel_delayed_work_sync(&arvif->connection_loss_work); |
| } |
| |
| static u32 ath11k_mac_get_rate_hw_value(int bitrate) |
| { |
| u32 preamble; |
| u16 hw_value; |
| int rate; |
| size_t i; |
| |
| if (ath11k_mac_bitrate_is_cck(bitrate)) |
| preamble = WMI_RATE_PREAMBLE_CCK; |
| else |
| preamble = WMI_RATE_PREAMBLE_OFDM; |
| |
| for (i = 0; i < ARRAY_SIZE(ath11k_legacy_rates); i++) { |
| if (ath11k_legacy_rates[i].bitrate != bitrate) |
| continue; |
| |
| hw_value = ath11k_legacy_rates[i].hw_value; |
| rate = ATH11K_HW_RATE_CODE(hw_value, 0, preamble); |
| |
| return rate; |
| } |
| |
| return -EINVAL; |
| } |
| |
| static void ath11k_recalculate_mgmt_rate(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct cfg80211_chan_def *def) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| const struct ieee80211_supported_band *sband; |
| u8 basic_rate_idx; |
| int hw_rate_code; |
| u32 vdev_param; |
| u16 bitrate; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| sband = ar->hw->wiphy->bands[def->chan->band]; |
| basic_rate_idx = ffs(vif->bss_conf.basic_rates) - 1; |
| bitrate = sband->bitrates[basic_rate_idx].bitrate; |
| |
| hw_rate_code = ath11k_mac_get_rate_hw_value(bitrate); |
| if (hw_rate_code < 0) { |
| ath11k_warn(ar->ab, "bitrate not supported %d\n", bitrate); |
| return; |
| } |
| |
| vdev_param = WMI_VDEV_PARAM_MGMT_RATE; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, vdev_param, |
| hw_rate_code); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to set mgmt tx rate %d\n", ret); |
| |
| vdev_param = WMI_VDEV_PARAM_BEACON_RATE; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, vdev_param, |
| hw_rate_code); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to set beacon tx rate %d\n", ret); |
| } |
| |
| static int ath11k_mac_fils_discovery(struct ath11k_vif *arvif, |
| struct ieee80211_bss_conf *info) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct sk_buff *tmpl; |
| int ret; |
| u32 interval; |
| bool unsol_bcast_probe_resp_enabled = false; |
| |
| if (info->fils_discovery.max_interval) { |
| interval = info->fils_discovery.max_interval; |
| |
| tmpl = ieee80211_get_fils_discovery_tmpl(ar->hw, arvif->vif); |
| if (tmpl) |
| ret = ath11k_wmi_fils_discovery_tmpl(ar, arvif->vdev_id, |
| tmpl); |
| } else if (info->unsol_bcast_probe_resp_interval) { |
| unsol_bcast_probe_resp_enabled = 1; |
| interval = info->unsol_bcast_probe_resp_interval; |
| |
| tmpl = ieee80211_get_unsol_bcast_probe_resp_tmpl(ar->hw, |
| arvif->vif); |
| if (tmpl) |
| ret = ath11k_wmi_probe_resp_tmpl(ar, arvif->vdev_id, |
| tmpl); |
| } else { /* Disable */ |
| return ath11k_wmi_fils_discovery(ar, arvif->vdev_id, 0, false); |
| } |
| |
| if (!tmpl) { |
| ath11k_warn(ar->ab, |
| "mac vdev %i failed to retrieve %s template\n", |
| arvif->vdev_id, (unsol_bcast_probe_resp_enabled ? |
| "unsolicited broadcast probe response" : |
| "FILS discovery")); |
| return -EPERM; |
| } |
| kfree_skb(tmpl); |
| |
| if (!ret) |
| ret = ath11k_wmi_fils_discovery(ar, arvif->vdev_id, interval, |
| unsol_bcast_probe_resp_enabled); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_config_obss_pd(struct ath11k *ar, |
| struct ieee80211_he_obss_pd *he_obss_pd) |
| { |
| u32 bitmap[2], param_id, param_val, pdev_id; |
| int ret; |
| s8 non_srg_th = ATH11K_OBSS_PD_THRESHOLD_DISABLED; |
| s8 srg_th = 0; |
| |
| pdev_id = ar->pdev->pdev_id; |
| |
| /* Set and enable SRG/non-SRG OBSS PD Threshold */ |
| param_id = WMI_PDEV_PARAM_SET_CMD_OBSS_PD_THRESHOLD; |
| if (ar->monitor_started) { |
| ret = ath11k_wmi_pdev_set_param(ar, param_id, 0, pdev_id); |
| if (ret) |
| ath11k_warn(ar->ab, |
| "failed to set obss_pd_threshold for pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "mac obss pd sr_ctrl %x non_srg_thres %u srg_max %u\n", |
| he_obss_pd->sr_ctrl, he_obss_pd->non_srg_max_offset, |
| he_obss_pd->max_offset); |
| |
| param_val = 0; |
| |
| if (he_obss_pd->sr_ctrl & |
| IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED) { |
| non_srg_th = ATH11K_OBSS_PD_MAX_THRESHOLD; |
| } else { |
| if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT) |
| non_srg_th = (ATH11K_OBSS_PD_MAX_THRESHOLD + |
| he_obss_pd->non_srg_max_offset); |
| |
| param_val |= ATH11K_OBSS_PD_NON_SRG_EN; |
| } |
| |
| if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) { |
| srg_th = ATH11K_OBSS_PD_MAX_THRESHOLD + he_obss_pd->max_offset; |
| param_val |= ATH11K_OBSS_PD_SRG_EN; |
| } |
| |
| if (test_bit(WMI_TLV_SERVICE_SRG_SRP_SPATIAL_REUSE_SUPPORT, |
| ar->ab->wmi_ab.svc_map)) { |
| param_val |= ATH11K_OBSS_PD_THRESHOLD_IN_DBM; |
| param_val |= FIELD_PREP(GENMASK(15, 8), srg_th); |
| } else { |
| if ((non_srg_th & 0xff) != ATH11K_OBSS_PD_THRESHOLD_DISABLED) |
| non_srg_th -= ATH11K_DEFAULT_NOISE_FLOOR; |
| /* SRG not supported and threshold in dB */ |
| param_val &= ~(ATH11K_OBSS_PD_SRG_EN | |
| ATH11K_OBSS_PD_THRESHOLD_IN_DBM); |
| } |
| |
| param_val |= (non_srg_th & GENMASK(7, 0)); |
| ret = ath11k_wmi_pdev_set_param(ar, param_id, param_val, pdev_id); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set obss_pd_threshold for pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| /* Enable OBSS PD for all access category */ |
| param_id = WMI_PDEV_PARAM_SET_CMD_OBSS_PD_PER_AC; |
| param_val = 0xf; |
| ret = ath11k_wmi_pdev_set_param(ar, param_id, param_val, pdev_id); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set obss_pd_per_ac for pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| /* Set SR Prohibit */ |
| param_id = WMI_PDEV_PARAM_ENABLE_SR_PROHIBIT; |
| param_val = !!(he_obss_pd->sr_ctrl & |
| IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED); |
| ret = ath11k_wmi_pdev_set_param(ar, param_id, param_val, pdev_id); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set sr_prohibit for pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| if (!test_bit(WMI_TLV_SERVICE_SRG_SRP_SPATIAL_REUSE_SUPPORT, |
| ar->ab->wmi_ab.svc_map)) |
| return 0; |
| |
| /* Set SRG BSS Color Bitmap */ |
| memcpy(bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap)); |
| ret = ath11k_wmi_pdev_set_srg_bss_color_bitmap(ar, bitmap); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set bss_color_bitmap for pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| /* Set SRG Partial BSSID Bitmap */ |
| memcpy(bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap)); |
| ret = ath11k_wmi_pdev_set_srg_patial_bssid_bitmap(ar, bitmap); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set partial_bssid_bitmap for pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| memset(bitmap, 0xff, sizeof(bitmap)); |
| |
| /* Enable all BSS Colors for SRG */ |
| ret = ath11k_wmi_pdev_srg_obss_color_enable_bitmap(ar, bitmap); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set srg_color_en_bitmap pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| /* Enable all patial BSSID mask for SRG */ |
| ret = ath11k_wmi_pdev_srg_obss_bssid_enable_bitmap(ar, bitmap); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set srg_bssid_en_bitmap pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| /* Enable all BSS Colors for non-SRG */ |
| ret = ath11k_wmi_pdev_non_srg_obss_color_enable_bitmap(ar, bitmap); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set non_srg_color_en_bitmap pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| /* Enable all patial BSSID mask for non-SRG */ |
| ret = ath11k_wmi_pdev_non_srg_obss_bssid_enable_bitmap(ar, bitmap); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set non_srg_bssid_en_bitmap pdev: %u\n", |
| pdev_id); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static void ath11k_mac_op_nss_bss_info_changed(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| u64 changed) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| int ret = 0; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| if (!ath11k_nss_offload_enabled(ar->ab)) |
| goto exit; |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "Setting ap_isolate %d to NSS\n", |
| arvif->vif->bss_conf.nss_ap_isolate); |
| #ifdef CONFIG_ATH11K_NSS_SUPPORT |
| if (changed & BSS_CHANGED_NSS_AP_ISOLATE) { |
| ret = ath11k_nss_vdev_set_cmd(arvif, NSS_WIFI_VDEV_CFG_AP_BRIDGE_CMD, |
| !arvif->vif->bss_conf.nss_ap_isolate); |
| if(ret) |
| ath11k_warn(ar->ab, "failed to set ap_isolate in nss %d\n", ret); |
| } |
| #endif |
| if (changed & (BSS_CHANGED_NSS_MESH_TTL | |
| BSS_CHANGED_NSS_MESH_REFRESH_TIME | |
| BSS_CHANGED_NSS_MESH_FWD_ENABLED)) { |
| ret = ath11k_nss_mesh_config_update(vif, changed); |
| if (ret) |
| ath11k_warn(ar->ab, |
| "failed to update mesh nss offload configuration %d\n", |
| ret); |
| } |
| |
| exit: |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_bss_conf *info, |
| u64 changed) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| struct cfg80211_chan_def def; |
| u32 param_id, param_value; |
| enum nl80211_band band; |
| u32 vdev_param; |
| int mcast_rate; |
| u32 preamble; |
| u16 hw_value; |
| u16 bitrate; |
| int ret = 0; |
| u8 rateidx; |
| u32 rate, param; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| if (changed & BSS_CHANGED_6G_POWER_MODE) { |
| if (ar->supports_6ghz && |
| info->chandef.chan->band == NL80211_BAND_6GHZ && |
| arvif->vdev_type == WMI_VDEV_TYPE_AP && |
| test_bit(WMI_TLV_SERVICE_EXT_TPC_REG_SUPPORT, ar->ab->wmi_ab.svc_map)) { |
| ath11k_mac_fill_reg_tpc_info(ar, arvif->vif, &arvif->chanctx); |
| ret = ath11k_wmi_send_vdev_set_tpc_power(ar, arvif->vdev_id, |
| &arvif->reg_tpc_info); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to set 6GHZ power mode\n"); |
| else |
| ieee80211_6ghz_power_mode_switch_done(arvif->vif); |
| |
| } else { |
| ath11k_warn(ar->ab, "Set 6GHZ power mode not applicable\n"); |
| } |
| } |
| |
| if (changed & BSS_CHANGED_FTM_RESPONDER && |
| arvif->ftm_responder != info->ftm_responder && |
| (vif->type == NL80211_IFTYPE_AP || |
| vif->type == NL80211_IFTYPE_MESH_POINT )) { |
| arvif->ftm_responder = info->ftm_responder; |
| param = WMI_VDEV_PARAM_ENABLE_DISABLE_RTT_RESPONDER_ROLE; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, |
| arvif->ftm_responder); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to set ftm responder %i: %d\n", |
| arvif->vdev_id, ret); |
| } |
| |
| if (changed & BSS_CHANGED_BEACON_INT) { |
| arvif->beacon_interval = info->beacon_int; |
| |
| param_id = WMI_VDEV_PARAM_BEACON_INTERVAL; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, |
| arvif->beacon_interval); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to set beacon interval for VDEV: %d\n", |
| arvif->vdev_id); |
| else |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "Beacon interval: %d set for VDEV: %d\n", |
| arvif->beacon_interval, arvif->vdev_id); |
| } |
| |
| if (changed & BSS_CHANGED_BEACON) { |
| param_id = WMI_PDEV_PARAM_BEACON_TX_MODE; |
| if (info->beacon_tx_mode == NL80211_BEACON_BURST_MODE) |
| param_value = WMI_BEACON_BURST_MODE; |
| else |
| param_value = WMI_BEACON_STAGGERED_MODE; |
| ret = ath11k_wmi_pdev_set_param(ar, param_id, |
| param_value, ar->pdev->pdev_id); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to set beacon mode for VDEV: %d\n", |
| arvif->vdev_id); |
| else |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "Set %s beacon mode for VDEV: %d mode: %d\n", |
| param_value ? "burst" : "staggered", |
| arvif->vdev_id, param_value); |
| |
| if (!arvif->do_not_send_tmpl || !arvif->bcca_zero_sent) { |
| ret = ath11k_mac_setup_bcn_tmpl(arvif); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to update bcn template: %d\n", |
| ret); |
| } |
| |
| if (arvif->bcca_zero_sent) |
| arvif->do_not_send_tmpl = true; |
| else |
| arvif->do_not_send_tmpl = false; |
| |
| if (vif->bss_conf.he_support) { |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| WMI_VDEV_PARAM_BA_MODE, |
| WMI_BA_MODE_BUFFER_SIZE_256); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set BA BUFFER SIZE 256 for vdev: %d\n", |
| arvif->vdev_id); |
| } else { |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "Set BA BUFFER SIZE 256 for VDEV: %d\n", |
| arvif->vdev_id); |
| } |
| } |
| } |
| |
| if (changed & (BSS_CHANGED_BEACON_INFO | BSS_CHANGED_BEACON)) { |
| arvif->dtim_period = info->dtim_period; |
| |
| param_id = WMI_VDEV_PARAM_DTIM_PERIOD; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, |
| arvif->dtim_period); |
| |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to set dtim period for VDEV %d: %i\n", |
| arvif->vdev_id, ret); |
| else |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "DTIM period: %d set for VDEV: %d\n", |
| arvif->dtim_period, arvif->vdev_id); |
| } |
| |
| if (changed & BSS_CHANGED_SSID && |
| vif->type == NL80211_IFTYPE_AP) { |
| arvif->u.ap.ssid_len = info->ssid_len; |
| if (info->ssid_len) |
| memcpy(arvif->u.ap.ssid, info->ssid, info->ssid_len); |
| arvif->u.ap.hidden_ssid = info->hidden_ssid; |
| } |
| |
| if (changed & BSS_CHANGED_BSSID && !is_zero_ether_addr(info->bssid)) |
| ether_addr_copy(arvif->bssid, info->bssid); |
| |
| if (changed & BSS_CHANGED_BEACON_ENABLED) { |
| if (info->enable_beacon) |
| ath11k_mac_set_he_txbf_conf(arvif); |
| ath11k_control_beaconing(arvif, info); |
| |
| if (arvif->is_up && vif->bss_conf.he_support && |
| vif->bss_conf.he_oper.params) { |
| param_id = WMI_VDEV_PARAM_HEOPS_0_31; |
| param_value = vif->bss_conf.he_oper.params; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, param_value); |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "he oper param: %x set for VDEV: %d\n", |
| param_value, arvif->vdev_id); |
| |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to set he oper params %x for VDEV %d: %i\n", |
| param_value, arvif->vdev_id, ret); |
| } |
| } |
| |
| if (changed & BSS_CHANGED_ERP_CTS_PROT) { |
| u32 cts_prot; |
| |
| cts_prot = !!(info->use_cts_prot); |
| param_id = WMI_VDEV_PARAM_PROTECTION_MODE; |
| |
| if (arvif->is_started) { |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, cts_prot); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to set CTS prot for VDEV: %d\n", |
| arvif->vdev_id); |
| else |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "Set CTS prot: %d for VDEV: %d\n", |
| cts_prot, arvif->vdev_id); |
| } else { |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "defer protection mode setup, vdev is not ready yet\n"); |
| } |
| } |
| |
| if (changed & BSS_CHANGED_ERP_SLOT) { |
| u32 slottime; |
| |
| if (info->use_short_slot) |
| slottime = WMI_VDEV_SLOT_TIME_SHORT; /* 9us */ |
| |
| else |
| slottime = WMI_VDEV_SLOT_TIME_LONG; /* 20us */ |
| |
| param_id = WMI_VDEV_PARAM_SLOT_TIME; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, slottime); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to set erp slot for VDEV: %d\n", |
| arvif->vdev_id); |
| else |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "Set slottime: %d for VDEV: %d\n", |
| slottime, arvif->vdev_id); |
| } |
| |
| if (changed & BSS_CHANGED_ERP_PREAMBLE) { |
| u32 preamble; |
| |
| if (info->use_short_preamble) |
| preamble = WMI_VDEV_PREAMBLE_SHORT; |
| else |
| preamble = WMI_VDEV_PREAMBLE_LONG; |
| |
| param_id = WMI_VDEV_PARAM_PREAMBLE; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, preamble); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to set preamble for VDEV: %d\n", |
| arvif->vdev_id); |
| else |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "Set preamble: %d for VDEV: %d\n", |
| preamble, arvif->vdev_id); |
| } |
| |
| if (changed & BSS_CHANGED_ASSOC) { |
| if (info->assoc) |
| ath11k_bss_assoc(hw, vif, info); |
| else |
| ath11k_bss_disassoc(hw, vif); |
| } |
| |
| if (changed & BSS_CHANGED_TXPOWER) { |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev_id %i txpower %d\n", |
| arvif->vdev_id, info->txpower); |
| arvif->txpower = info->txpower; |
| ath11k_mac_txpower_recalc(ar); |
| } |
| |
| if (changed & BSS_CHANGED_MCAST_RATE && |
| !ath11k_mac_vif_chan(arvif->vif, &def)) { |
| band = def.chan->band; |
| mcast_rate = vif->bss_conf.mcast_rate[band]; |
| |
| if (mcast_rate > 0) |
| rateidx = mcast_rate - 1; |
| else |
| rateidx = ffs(vif->bss_conf.basic_rates) - 1; |
| |
| if (ar->pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) |
| rateidx += ATH11K_MAC_FIRST_OFDM_RATE_IDX; |
| |
| bitrate = ath11k_legacy_rates[rateidx].bitrate; |
| hw_value = ath11k_legacy_rates[rateidx].hw_value; |
| |
| if (ath11k_mac_bitrate_is_cck(bitrate)) |
| preamble = WMI_RATE_PREAMBLE_CCK; |
| else |
| preamble = WMI_RATE_PREAMBLE_OFDM; |
| |
| rate = ATH11K_HW_RATE_CODE(hw_value, 0, preamble); |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "mac vdev %d mcast_rate %x\n", |
| arvif->vdev_id, rate); |
| |
| vdev_param = WMI_VDEV_PARAM_MCAST_DATA_RATE; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| vdev_param, rate); |
| if (ret) |
| ath11k_warn(ar->ab, |
| "failed to set mcast rate on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| |
| vdev_param = WMI_VDEV_PARAM_BCAST_DATA_RATE; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| vdev_param, rate); |
| if (ret) |
| ath11k_warn(ar->ab, |
| "failed to set bcast rate on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| } |
| |
| if (changed & BSS_CHANGED_BASIC_RATES && |
| !ath11k_mac_vif_chan(arvif->vif, &def)) |
| ath11k_recalculate_mgmt_rate(ar, vif, &def); |
| |
| if (changed & BSS_CHANGED_TWT) { |
| if (info->twt_requester || info->twt_responder) |
| ath11k_wmi_send_twt_enable_cmd(ar, ar->pdev->pdev_id); |
| else |
| ath11k_wmi_send_twt_disable_cmd(ar, ar->pdev->pdev_id); |
| if (vif->type == NL80211_IFTYPE_AP) |
| ath11k_debugfs_twt(arvif, info->twt_requester); |
| } |
| |
| if (changed & BSS_CHANGED_HE_OBSS_PD) |
| ath11k_mac_config_obss_pd(ar, &info->he_obss_pd); |
| |
| if (changed & BSS_CHANGED_HE_BSS_COLOR) { |
| if (vif->type == NL80211_IFTYPE_AP) { |
| ret = ath11k_wmi_send_obss_color_collision_cfg_cmd( |
| ar, arvif->vdev_id, info->he_bss_color.color, |
| ATH11K_BSS_COLOR_COLLISION_DETECTION_AP_PERIOD_MS, |
| !(arvif->vif->multiple_bssid.flags & IEEE80211_VIF_MBSS_NON_TRANSMITTING) ? |
| (info->he_bss_color.enabled & color_collision_enable) : 0); |
| |
| if (ret) |
| ath11k_warn(ar->ab, "failed to set bss color collision on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| |
| param_id = WMI_VDEV_PARAM_BSS_COLOR; |
| param_value = info->he_bss_color.color << |
| IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET; |
| |
| if (!info->he_bss_color.enabled) |
| param_value |= IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED; |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, |
| param_value); |
| if (ret) |
| ath11k_warn(ar->ab, |
| "failed to set bss color param on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| |
| ath11k_info(ar->ab, "bss color param 0x%x set on vdev %i\n", |
| param_value, arvif->vdev_id); |
| } else if (vif->type == NL80211_IFTYPE_STATION) { |
| ret = ath11k_wmi_send_bss_color_change_enable_cmd(ar, |
| arvif->vdev_id, |
| 1); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to enable bss color change on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| ret = ath11k_wmi_send_obss_color_collision_cfg_cmd( |
| ar, arvif->vdev_id, 0, |
| ATH11K_BSS_COLOR_COLLISION_DETECTION_STA_PERIOD_MS, 1); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to set bss color collision on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| } |
| } |
| |
| if (changed & BSS_CHANGED_FILS_DISCOVERY || |
| changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP) |
| ath11k_mac_fils_discovery(arvif, info); |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| void __ath11k_mac_scan_finish(struct ath11k *ar) |
| { |
| lockdep_assert_held(&ar->data_lock); |
| |
| switch (ar->scan.state) { |
| case ATH11K_SCAN_IDLE: |
| break; |
| case ATH11K_SCAN_RUNNING: |
| case ATH11K_SCAN_ABORTING: |
| if (!ar->scan.is_roc) { |
| struct cfg80211_scan_info info = { |
| .aborted = (ar->scan.state == |
| ATH11K_SCAN_ABORTING), |
| }; |
| |
| ieee80211_scan_completed(ar->hw, &info); |
| } else if (ar->scan.roc_notify) { |
| ieee80211_remain_on_channel_expired(ar->hw); |
| } |
| fallthrough; |
| case ATH11K_SCAN_STARTING: |
| ar->scan.state = ATH11K_SCAN_IDLE; |
| ar->scan_channel = NULL; |
| ar->scan.roc_freq = 0; |
| cancel_delayed_work(&ar->scan.timeout); |
| complete(&ar->scan.completed); |
| break; |
| } |
| } |
| |
| void ath11k_mac_scan_finish(struct ath11k *ar) |
| { |
| spin_lock_bh(&ar->data_lock); |
| __ath11k_mac_scan_finish(ar); |
| spin_unlock_bh(&ar->data_lock); |
| } |
| |
| static int ath11k_scan_stop(struct ath11k *ar) |
| { |
| struct scan_cancel_param arg = { |
| .req_type = WLAN_SCAN_CANCEL_SINGLE, |
| .scan_id = ATH11K_SCAN_ID, |
| }; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| /* TODO: Fill other STOP Params */ |
| arg.pdev_id = ar->pdev->pdev_id; |
| |
| ret = ath11k_wmi_send_scan_stop_cmd(ar, &arg); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to stop wmi scan: %d\n", ret); |
| goto out; |
| } |
| |
| ret = wait_for_completion_timeout(&ar->scan.completed, 3 * HZ); |
| if (ret == 0) { |
| ath11k_warn(ar->ab, |
| "failed to receive scan abort comple: timed out\n"); |
| ret = -ETIMEDOUT; |
| } else if (ret > 0) { |
| ret = 0; |
| } |
| |
| out: |
| /* Scan state should be updated upon scan completion but in case |
| * firmware fails to deliver the event (for whatever reason) it is |
| * desired to clean up scan state anyway. Firmware may have just |
| * dropped the scan completion event delivery due to transport pipe |
| * being overflown with data and/or it can recover on its own before |
| * next scan request is submitted. |
| */ |
| spin_lock_bh(&ar->data_lock); |
| if (ar->scan.state != ATH11K_SCAN_IDLE) |
| __ath11k_mac_scan_finish(ar); |
| spin_unlock_bh(&ar->data_lock); |
| |
| return ret; |
| } |
| |
| static void ath11k_scan_abort(struct ath11k *ar) |
| { |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| spin_lock_bh(&ar->data_lock); |
| |
| switch (ar->scan.state) { |
| case ATH11K_SCAN_IDLE: |
| /* This can happen if timeout worker kicked in and called |
| * abortion while scan completion was being processed. |
| */ |
| break; |
| case ATH11K_SCAN_STARTING: |
| case ATH11K_SCAN_ABORTING: |
| ath11k_warn(ar->ab, "refusing scan abortion due to invalid scan state: %d\n", |
| ar->scan.state); |
| break; |
| case ATH11K_SCAN_RUNNING: |
| ar->scan.state = ATH11K_SCAN_ABORTING; |
| spin_unlock_bh(&ar->data_lock); |
| |
| ret = ath11k_scan_stop(ar); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to abort scan: %d\n", ret); |
| |
| spin_lock_bh(&ar->data_lock); |
| break; |
| } |
| |
| spin_unlock_bh(&ar->data_lock); |
| } |
| |
| static void ath11k_scan_timeout_work(struct work_struct *work) |
| { |
| struct ath11k *ar = container_of(work, struct ath11k, |
| scan.timeout.work); |
| |
| mutex_lock(&ar->conf_mutex); |
| ath11k_scan_abort(ar); |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| static int ath11k_start_scan(struct ath11k *ar, |
| struct scan_req_params *arg) |
| { |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (ath11k_spectral_get_mode(ar) == ATH11K_SPECTRAL_BACKGROUND) |
| ath11k_spectral_reset_buffer(ar); |
| |
| ret = ath11k_wmi_send_scan_start_cmd(ar, arg); |
| if (ret) |
| return ret; |
| |
| ret = wait_for_completion_timeout(&ar->scan.started, 1 * HZ); |
| if (ret == 0) { |
| ret = ath11k_scan_stop(ar); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to stop scan: %d\n", ret); |
| |
| return -ETIMEDOUT; |
| } |
| |
| /* If we failed to start the scan, return error code at |
| * this point. This is probably due to some issue in the |
| * firmware, but no need to wedge the driver due to that... |
| */ |
| spin_lock_bh(&ar->data_lock); |
| if (ar->scan.state == ATH11K_SCAN_IDLE) { |
| spin_unlock_bh(&ar->data_lock); |
| return -EINVAL; |
| } |
| spin_unlock_bh(&ar->data_lock); |
| |
| return 0; |
| } |
| |
| static void ath11k_mac_update_scan_params(struct cfg80211_scan_request *req, |
| struct scan_req_params *arg) |
| { |
| int i; |
| struct chan_info *chan = &arg->chan_list.chan[0]; |
| enum nl80211_band band; |
| enum nl80211_chan_width width; |
| |
| if (req->chandef) { |
| band = req->chandef->chan->band; |
| width = req->chandef->width; |
| } |
| |
| arg->chan_list.num_chan = req->n_channels; |
| for (i = 0; i < arg->chan_list.num_chan; i++) { |
| if (req->channels) |
| chan[i].freq = req->channels[i]->center_freq; |
| if (req->chandef) |
| chan[i].phymode = ath11k_phymodes[band][width]; |
| } |
| } |
| |
| static int ath11k_mac_op_hw_scan(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_scan_request *hw_req) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| struct cfg80211_scan_request *req = &hw_req->req; |
| struct scan_req_params *arg; |
| int ret = 0; |
| int i; |
| u32 scan_timeout; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| spin_lock_bh(&ar->data_lock); |
| switch (ar->scan.state) { |
| case ATH11K_SCAN_IDLE: |
| reinit_completion(&ar->scan.started); |
| reinit_completion(&ar->scan.completed); |
| ar->scan.state = ATH11K_SCAN_STARTING; |
| ar->scan.is_roc = false; |
| ar->scan.vdev_id = arvif->vdev_id; |
| ret = 0; |
| break; |
| case ATH11K_SCAN_STARTING: |
| case ATH11K_SCAN_RUNNING: |
| case ATH11K_SCAN_ABORTING: |
| ret = -EBUSY; |
| break; |
| } |
| spin_unlock_bh(&ar->data_lock); |
| |
| if (ret) |
| goto exit; |
| |
| arg = kzalloc(sizeof(*arg), GFP_KERNEL); |
| if (!arg) { |
| ret = -ENOMEM; |
| goto exit; |
| } |
| |
| ATH11K_MEMORY_STATS_INC(ar->ab, malloc_size, sizeof(*arg)); |
| |
| ath11k_wmi_start_scan_init(ar, arg); |
| arg->vdev_id = arvif->vdev_id; |
| arg->scan_id = ATH11K_SCAN_ID; |
| |
| if (req->ie_len) { |
| arg->extraie.len = req->ie_len; |
| arg->extraie.ptr = kzalloc(req->ie_len, GFP_KERNEL); |
| if (arg->extraie.ptr) |
| memcpy(arg->extraie.ptr, req->ie, req->ie_len); |
| } |
| |
| ATH11K_MEMORY_STATS_INC(ar->ab, malloc_size, req->ie_len); |
| |
| if (req->n_ssids) { |
| arg->num_ssids = req->n_ssids; |
| for (i = 0; i < arg->num_ssids; i++) { |
| arg->ssid[i].length = req->ssids[i].ssid_len; |
| memcpy(&arg->ssid[i].ssid, req->ssids[i].ssid, |
| req->ssids[i].ssid_len); |
| } |
| } else { |
| arg->scan_flags |= WMI_SCAN_FLAG_PASSIVE; |
| } |
| |
| if (req->n_channels) |
| ath11k_mac_update_scan_params(req, arg); |
| |
| if (req->chandef) { |
| arg->scan_f_wide_band = true; |
| arg->scan_f_passive = true; |
| arg->chandef = req->chandef; |
| ret = ath11k_wmi_update_scan_chan_list(ar, arg); |
| if (ret) |
| goto exit; |
| } |
| |
| if (req->duration) { |
| arg->dwell_time_active = req->duration; |
| arg->dwell_time_passive = req->duration; |
| arg->burst_duration = req->duration; |
| |
| scan_timeout = min_t(u32, arg->max_rest_time * |
| (arg->chan_list.num_chan - 1) + (req->duration + |
| ATH11K_SCAN_CHANNEL_SWITCH_WMI_EVT_OVERHEAD) * |
| arg->chan_list.num_chan, arg->max_scan_time + |
| ATH11K_MAC_SCAN_TIMEOUT_MSECS); |
| } else { |
| /* Add a 200ms margin to account for event/command processing */ |
| scan_timeout = arg->max_scan_time + ATH11K_MAC_SCAN_TIMEOUT_MSECS; |
| } |
| |
| ret = ath11k_start_scan(ar, arg); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to start hw scan: %d scan_state %d pdev_idx %d\n", |
| ret, ar->scan.state, ar->pdev_idx); |
| spin_lock_bh(&ar->data_lock); |
| ar->scan.state = ATH11K_SCAN_IDLE; |
| spin_unlock_bh(&ar->data_lock); |
| } |
| |
| ieee80211_queue_delayed_work(ar->hw, &ar->scan.timeout, |
| msecs_to_jiffies(scan_timeout)); |
| |
| exit: |
| if (arg) { |
| if (arg->extraie.ptr) { |
| ATH11K_MEMORY_STATS_DEC(ar->ab, malloc_size, req->ie_len); |
| kfree(arg->extraie.ptr); |
| } |
| |
| ATH11K_MEMORY_STATS_DEC(ar->ab, malloc_size, sizeof(*arg)); |
| |
| kfree(arg); |
| } |
| |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static void ath11k_mac_op_cancel_hw_scan(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k *ar = hw->priv; |
| |
| mutex_lock(&ar->conf_mutex); |
| ath11k_scan_abort(ar); |
| mutex_unlock(&ar->conf_mutex); |
| |
| cancel_delayed_work_sync(&ar->scan.timeout); |
| } |
| |
| static int ath11k_install_key(struct ath11k_vif *arvif, |
| struct ieee80211_key_conf *key, |
| enum set_key_cmd cmd, |
| const u8 *macaddr, u32 flags) |
| { |
| int ret; |
| struct ath11k *ar = arvif->ar; |
| struct wmi_vdev_install_key_arg arg = { |
| .vdev_id = arvif->vdev_id, |
| .key_idx = key->keyidx, |
| .key_len = key->keylen, |
| .key_data = key->key, |
| .key_flags = flags, |
| .macaddr = macaddr, |
| }; |
| |
| lockdep_assert_held(&arvif->ar->conf_mutex); |
| |
| reinit_completion(&ar->install_key_done); |
| |
| if (test_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ar->ab->dev_flags)) |
| return 0; |
| |
| if (key->vlan_id) |
| arg.group_key_idx = key->hw_key_idx; |
| |
| if (cmd == DISABLE_KEY) { |
| /* TODO: Check if FW expects value other than NONE for del */ |
| /* arg.key_cipher = WMI_CIPHER_NONE; */ |
| arg.key_len = 0; |
| arg.key_data = NULL; |
| goto install; |
| } |
| |
| switch (key->cipher) { |
| case WLAN_CIPHER_SUITE_CCMP: |
| arg.key_cipher = WMI_CIPHER_AES_CCM; |
| /* TODO: Re-check if flag is valid */ |
| key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV_MGMT; |
| break; |
| case WLAN_CIPHER_SUITE_TKIP: |
| arg.key_cipher = WMI_CIPHER_TKIP; |
| arg.key_txmic_len = 8; |
| arg.key_rxmic_len = 8; |
| break; |
| case WLAN_CIPHER_SUITE_CCMP_256: |
| arg.key_cipher = WMI_CIPHER_AES_CCM; |
| break; |
| case WLAN_CIPHER_SUITE_GCMP: |
| case WLAN_CIPHER_SUITE_GCMP_256: |
| arg.key_cipher = WMI_CIPHER_AES_GCM; |
| break; |
| default: |
| ath11k_warn(ar->ab, "cipher %d is not supported\n", key->cipher); |
| return -EOPNOTSUPP; |
| } |
| |
| if (test_bit(ATH11K_FLAG_RAW_MODE, &ar->ab->dev_flags)) |
| key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV | |
| IEEE80211_KEY_FLAG_RESERVE_TAILROOM; |
| |
| install: |
| ret = ath11k_wmi_vdev_install_key(arvif->ar, &arg); |
| |
| if (ret) |
| return ret; |
| |
| if (!wait_for_completion_timeout(&ar->install_key_done, 1 * HZ)) |
| return -ETIMEDOUT; |
| |
| return ar->install_key_status ? -EINVAL : 0; |
| } |
| |
| static int ath11k_clear_peer_keys(struct ath11k_vif *arvif, |
| const u8 *addr) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_peer *peer; |
| int first_errno = 0; |
| int ret; |
| int i; |
| u32 flags = 0; |
| struct ieee80211_key_conf *keys[WMI_MAX_KEY_INDEX + 1]; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| spin_lock_bh(&ab->base_lock); |
| peer = ath11k_peer_find(ab, arvif->vdev_id, addr); |
| if (!peer) { |
| spin_unlock_bh(&ab->base_lock); |
| return -ENOENT; |
| } |
| for (i = 0; i < ARRAY_SIZE(keys); i++) { |
| keys[i]= peer->keys[i]; |
| peer->keys[i]= NULL; |
| } |
| spin_unlock_bh(&ab->base_lock); |
| |
| for (i = 0; i < ARRAY_SIZE(keys); i++) { |
| if (!keys[i]) |
| continue; |
| |
| /* key flags are not required to delete the key */ |
| ret = ath11k_install_key(arvif, keys[i], |
| DISABLE_KEY, addr, flags); |
| if (ret < 0 && first_errno == 0) |
| first_errno = ret; |
| |
| if (ret < 0) |
| ath11k_warn(ab, "failed to remove peer key %d: %d\n", |
| i, ret); |
| } |
| |
| return first_errno; |
| } |
| |
| static int ath11k_get_vlan_groupkey_index(struct ath11k_vif *arvif, |
| struct ieee80211_key_conf *key) |
| { |
| struct ath11k *ar = arvif->ar; |
| int map_idx = 0; |
| int free_bit; |
| |
| for (map_idx = 0; map_idx < ATH11K_FREE_GROUP_IDX_MAP_MAX; map_idx++) |
| if (arvif->free_groupidx_map[map_idx] != 0) |
| break; |
| |
| if (map_idx == ATH11K_FREE_GROUP_IDX_MAP_MAX) |
| return -ENOSPC; |
| |
| spin_lock_bh(&ar->data_lock); |
| /* select the first free key index */ |
| free_bit = __ffs64(arvif->free_groupidx_map[map_idx]); |
| key->hw_key_idx = (map_idx * ATH11K_FREE_GROUP_IDX_MAP_BITS) + free_bit; |
| /* clear the selected bit from free index map */ |
| clear_bit(key->hw_key_idx, arvif->free_groupidx_map); |
| spin_unlock_bh(&ar->data_lock); |
| |
| return 0; |
| } |
| |
| static int ath11k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, |
| struct ieee80211_vif *vif, struct ieee80211_sta *sta, |
| struct ieee80211_key_conf *key) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif, *ap_vlan_arvif = NULL; |
| struct ath11k_peer *peer; |
| struct ath11k_sta *arsta = NULL; |
| const u8 *peer_addr; |
| int ret = 0; |
| u32 flags = 0; |
| unsigned long time_left; |
| |
| /* BIP needs to be done in software */ |
| if (key->cipher == WLAN_CIPHER_SUITE_AES_CMAC || |
| key->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_128 || |
| key->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_256 || |
| key->cipher == WLAN_CIPHER_SUITE_BIP_CMAC_256) |
| return 1; |
| |
| if (test_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ar->ab->dev_flags)) |
| return 1; |
| |
| if (key->keyidx > WMI_MAX_KEY_INDEX) |
| return -ENOSPC; |
| |
| arvif = ath11k_vif_to_arvif(vif); |
| |
| mutex_lock(&ar->conf_mutex); |
| if (sta) { |
| peer_addr = sta->addr; |
| arsta = (struct ath11k_sta *)sta->drv_priv; |
| } else if (arvif->vdev_type == WMI_VDEV_TYPE_STA) { |
| peer_addr = vif->bss_conf.bssid; |
| } else { |
| peer_addr = vif->addr; |
| } |
| |
| key->hw_key_idx = key->keyidx; |
| |
| if (ath11k_nss_offload_enabled(ab) && vif->type == NL80211_IFTYPE_AP_VLAN) { |
| ap_vlan_arvif = arvif; |
| if (arsta) { |
| ap_vlan_arvif->nss.ap_vif = arsta->arvif; |
| arvif = arsta->arvif; |
| } else { |
| rcu_read_lock(); |
| arvif = ath11k_mac_get_ap_arvif_by_addr(ab, peer_addr); |
| if (!arvif) { |
| ret = -EINVAL; |
| goto exit; |
| } |
| ap_vlan_arvif->nss.ap_vif = arvif; |
| } |
| } |
| |
| /* the peer should not disappear in mid-way (unless FW goes awry) since |
| * we already hold conf_mutex. we just make sure its there now. |
| */ |
| spin_lock_bh(&ab->base_lock); |
| peer = ath11k_peer_find(ab, arvif->vdev_id, peer_addr); |
| |
| /* flush the fragments cache during key (re)install to |
| * ensure all frags in the new frag list belong to the same key |
| */ |
| if (peer && sta && cmd == SET_KEY) |
| ath11k_peer_frags_flush(ar, peer); |
| |
| spin_unlock_bh(&ab->base_lock); |
| |
| if (!peer) { |
| if (cmd == SET_KEY) { |
| ath11k_warn(ab, "cannot install key for non-existent peer %pM\n", |
| peer_addr); |
| ret = -EOPNOTSUPP; |
| goto exit; |
| } else { |
| /* if the peer doesn't exist there is no key to disable |
| * anymore |
| */ |
| goto exit; |
| } |
| } |
| |
| if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) |
| flags |= WMI_KEY_PAIRWISE; |
| else |
| flags |= WMI_KEY_GROUP; |
| |
| if (arsta && cmd == DISABLE_KEY && arsta->tx_disassoc) { |
| time_left = wait_for_completion_timeout(&arsta->disassoc_comp, |
| ATH11K_DISASSOC_TX_COMPLETION_TIMEOUT); |
| if (!time_left) |
| ath11k_warn(ab, "disassociation tx completion timeout %pM\n", |
| sta->addr); |
| } |
| |
| ret = ath11k_install_key(arvif, key, cmd, peer_addr, flags); |
| if (ret) { |
| ath11k_warn(ab, "ath11k_install_key failed (%d)\n", ret); |
| goto exit; |
| } |
| |
| ret = ath11k_dp_peer_rx_pn_replay_config(arvif, peer_addr, cmd, key); |
| if (ret) { |
| ath11k_warn(ab, "failed to offload PN replay detection %d\n", ret); |
| goto exit; |
| } |
| |
| /* VLAN ID is updated non-zero only for AP_VLAN vif */ |
| if (ath11k_nss_offload_enabled(ab) && key->vlan_id && !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE) && |
| ap_vlan_arvif) { |
| if (arvif->vlan_keyid_map) |
| key->hw_key_idx = arvif->vlan_keyid_map[key->vlan_id]; |
| else |
| key->hw_key_idx = 0; |
| switch (cmd) { |
| case SET_KEY: |
| /* If the group key idx is already available, |
| * no need to find the free index again. |
| * This happens during GTK rekey. It uses |
| * the same index after rekey also. |
| */ |
| if (!key->hw_key_idx) |
| ret = ath11k_get_vlan_groupkey_index(arvif, key); |
| break; |
| case DISABLE_KEY: |
| /* If the group key idx is already 0, |
| * no need of freeing the index. |
| */ |
| if (key->hw_key_idx) { |
| spin_lock_bh(&ar->data_lock); |
| /* make the group index as available */ |
| set_bit(key->hw_key_idx, arvif->free_groupidx_map); |
| spin_unlock_bh(&ar->data_lock); |
| } |
| break; |
| default: |
| ret = -EINVAL; |
| } |
| |
| if (ret) { |
| ath11k_warn(ab, "failed to set group key index for vlan %u : %d\n", |
| key->vlan_id, ret); |
| goto exit; |
| } |
| |
| ret = ath11k_nss_ext_vdev_configure(ap_vlan_arvif); |
| if (ret) { |
| ath11k_warn(ab, "failed to nss cfg ext vdev %pM: %d\n", |
| ap_vlan_arvif->vif->addr, ret); |
| goto exit; |
| } |
| |
| ret = ath11k_nss_ext_vdev_cfg_dyn_vlan(ap_vlan_arvif, |
| key->vlan_id); |
| if (ret) { |
| ath11k_warn(ab, "failed to cfg dynamic vlan %d\n", ret); |
| goto exit; |
| } |
| |
| ret = ath11k_nss_dyn_vlan_set_group_key(ap_vlan_arvif->nss.ap_vif, |
| key->vlan_id, |
| key->hw_key_idx); |
| if (ret) { |
| ath11k_warn(ab, "failed to set dynamic vlan group key %d\n", |
| ret); |
| goto exit; |
| } |
| } |
| |
| spin_lock_bh(&ab->base_lock); |
| peer = ath11k_peer_find(ab, arvif->vdev_id, peer_addr); |
| |
| #ifdef CONFIG_ATH11K_NSS_SUPPORT |
| /* TODO: Check if vdev specific security cfg is mandatory */ |
| ret = ath11k_nss_vdev_set_cmd(arvif, NSS_WIFI_VDEV_SECURITY_TYPE_CMD, key->cipher); |
| if (ret) |
| ath11k_warn(ab, "failure to set vdev security type in nss"); |
| |
| ret = ath11k_nss_set_peer_sec_type(ar, peer, key); |
| if (ret) |
| ath11k_warn(ab, "failure to set peer security type in nss"); |
| #endif |
| |
| if (peer && cmd == SET_KEY) { |
| peer->keys[key->keyidx] = key; |
| if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) { |
| peer->ucast_keyidx = key->keyidx; |
| peer->sec_type = ath11k_dp_tx_get_encrypt_type(key->cipher); |
| } else { |
| peer->mcast_keyidx = key->keyidx; |
| peer->sec_type_grp = ath11k_dp_tx_get_encrypt_type(key->cipher); |
| } |
| /* storing group key idx which will be used during rekey */ |
| if (ath11k_nss_offload_enabled(ab) && key->vlan_id) |
| arvif->vlan_keyid_map[key->vlan_id] = key->hw_key_idx; |
| } else if (peer && cmd == DISABLE_KEY) { |
| peer->keys[key->keyidx] = NULL; |
| if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) |
| peer->ucast_keyidx = 0; |
| else |
| peer->mcast_keyidx = 0; |
| if (ath11k_nss_offload_enabled(ab) && key->vlan_id) |
| arvif->vlan_keyid_map[key->vlan_id] = 0; |
| } else if (!peer) { |
| /* impossible unless FW goes crazy */ |
| ath11k_warn(ab, "peer %pM disappeared!\n", peer_addr); |
| } |
| |
| if (arsta) { |
| |
| switch (key->cipher) { |
| case WLAN_CIPHER_SUITE_TKIP: |
| case WLAN_CIPHER_SUITE_CCMP: |
| case WLAN_CIPHER_SUITE_CCMP_256: |
| case WLAN_CIPHER_SUITE_GCMP: |
| case WLAN_CIPHER_SUITE_GCMP_256: |
| if (cmd == SET_KEY) |
| arsta->pn_type = HAL_PN_TYPE_WPA; |
| else |
| arsta->pn_type = HAL_PN_TYPE_NONE; |
| break; |
| default: |
| arsta->pn_type = HAL_PN_TYPE_NONE; |
| break; |
| } |
| } |
| |
| spin_unlock_bh(&ab->base_lock); |
| |
| exit: |
| if (ap_vlan_arvif && !arsta) |
| rcu_read_unlock(); |
| |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static int ath11k_new_peer_tid_config(struct ath11k *ar, |
| struct ieee80211_sta *sta, |
| struct ath11k_vif *arvif) |
| { |
| struct wmi_per_peer_per_tid_cfg_arg arg = {}; |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| bool config_apply; |
| int ret, i; |
| |
| for (i = 0; i < ATH11K_TID_MAX; i++) { |
| config_apply = false; |
| if (arvif->tid_cfg[i].retry_long || arvif->tid_cfg[i].aggr_ctrl || |
| arvif->tid_cfg[i].rate_ctrl || arvif->tid_cfg[i].rate_code || |
| arvif->tid_cfg[i].rtscts) { |
| config_apply = true; |
| arg.tid = i; |
| arg.vdev_id = arvif->vdev_id; |
| arg.retry_count = arvif->tid_cfg[i].retry_long; |
| arg.aggr_control = arvif->tid_cfg[i].aggr_ctrl; |
| arg.rate_ctrl = arvif->tid_cfg[i].rate_ctrl; |
| arg.rcode_flags = arvif->tid_cfg[i].rate_code; |
| if (arvif->tid_cfg[i].rtscts) |
| arg.ext_tid_cfg_bitmap |= |
| WMI_EXT_TID_RTS_CTS_CONFIG; |
| arg.rtscts_ctrl = arvif->tid_cfg[i].rtscts; |
| if (arvif->tid_cfg[i].aggr_ctrl) { |
| if (arvif->tid_cfg[i].ampdu_count) { |
| arg.ext_tid_cfg_bitmap |= |
| WMI_PEER_TID_MAX_NUM_MPDU_IN_PPDU_VALID; |
| arg.max_num_mpdu_in_ppdu = arvif->tid_cfg[i].ampdu_count; |
| } |
| if (arvif->tid_cfg[i].amsdu_count) { |
| arg.ext_tid_cfg_bitmap |= |
| WMI_PEER_TID_MAX_NUM_MSDU_IN_MPDU_VALID; |
| arg.max_num_msdu_in_mpdu = arvif->tid_cfg[i].amsdu_count; |
| } |
| } |
| } |
| |
| if (arvif->tid_cfg[i].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| arg.ack_policy = arvif->tid_cfg[i].noack; |
| arg.rate_ctrl = |
| WMI_TID_CONFIG_RATE_CONTROL_DEFAULT_LOWEST_RATE; |
| arg.aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| config_apply = true; |
| } |
| |
| /* Assign default value(-1) to newly connected station. |
| * This is to identify station specific tid configuration not |
| * configured for the station. |
| */ |
| arsta->tid_cfg[i].retry_long = -1; |
| arsta->tid_cfg[i].noack = -1; |
| arsta->tid_cfg[i].aggr_ctrl = -1; |
| |
| if (!config_apply) |
| continue; |
| |
| ether_addr_copy(arg.peer_macaddr.addr, sta->addr); |
| ret = ath11k_wmi_set_per_peer_per_tid_cfg(ar, &arg); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set per tid retry/aggr config for sta %pM: %d\n", |
| sta->addr, ret); |
| return ret; |
| } |
| memset(&arg, 0, sizeof(arg)); |
| } |
| return 0; |
| } |
| |
| static int ath11k_mac_validate_rate_mask(struct ath11k *ar, |
| struct ieee80211_sta *sta, |
| u32 rate_ctrl_flag, u8 nss) |
| { |
| if (nss > sta->rx_nss) { |
| ath11k_warn(ar->ab, "Invalid nss field, configured %u limit %u\n", |
| nss, sta->rx_nss); |
| return -EINVAL; |
| } |
| |
| if (ATH11K_HW_PREAMBLE(rate_ctrl_flag) == WMI_RATE_PREAMBLE_HE) { |
| if (!sta->he_cap.has_he) { |
| ath11k_warn(ar->ab, "Invalid HE rate for sta %pM\n", |
| sta->addr); |
| return -EINVAL; |
| } |
| } else if (ATH11K_HW_PREAMBLE(rate_ctrl_flag) == WMI_RATE_PREAMBLE_VHT) { |
| if (!sta->vht_cap.vht_supported || sta->he_cap.has_he) { |
| ath11k_warn(ar->ab, "Invalid VHT rate for sta %pM\n", |
| sta->addr); |
| return -EINVAL; |
| } |
| } else if (ATH11K_HW_PREAMBLE(rate_ctrl_flag) == WMI_RATE_PREAMBLE_HT) { |
| if (!sta->ht_cap.ht_supported || sta->vht_cap.vht_supported) { |
| ath11k_warn(ar->ab, "Invalid HT rate for sta %pM\n", |
| sta->addr); |
| return -EINVAL; |
| } |
| } else { |
| if (sta->ht_cap.ht_supported || |
| sta->vht_cap.vht_supported || sta->he_cap.has_he) { |
| ath11k_warn(ar->ab, "Invalid rate cap\n"); |
| return -EINVAL; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int |
| ath11k_mac_get_single_rate(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask, |
| u32 *rate, u8 *nss) |
| { |
| int rate_idx; |
| int i; |
| u16 bitrate; |
| u8 preamble; |
| u8 hw_rate; |
| |
| if (hweight32(mask->control[band].legacy) == 1) { |
| rate_idx = ffs(mask->control[band].legacy) - 1; |
| if (band == NL80211_BAND_5GHZ || band == NL80211_BAND_6GHZ) |
| rate_idx += ATH11K_MAC_FIRST_OFDM_RATE_IDX; |
| |
| hw_rate = ath11k_legacy_rates[rate_idx].hw_value; |
| bitrate = ath11k_legacy_rates[rate_idx].bitrate; |
| |
| if (ath11k_mac_bitrate_is_cck(bitrate)) |
| preamble = WMI_RATE_PREAMBLE_CCK; |
| else |
| preamble = WMI_RATE_PREAMBLE_OFDM; |
| |
| *nss = 1; |
| *rate = ATH11K_HW_RATE_CODE(hw_rate, 0, preamble); |
| |
| return 0; |
| } |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) { |
| if (hweight16(mask->control[band].ht_mcs[i]) == 1) { |
| *nss = i + 1; |
| hw_rate = ffs(mask->control[band].ht_mcs[i]) - 1; |
| *rate = ATH11K_HW_RATE_CODE(hw_rate, (*nss - 1), |
| WMI_RATE_PREAMBLE_HT); |
| |
| return 0; |
| } |
| } |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) { |
| if (hweight16(mask->control[band].vht_mcs[i]) == 1) { |
| *nss = i + 1; |
| hw_rate = ffs(mask->control[band].vht_mcs[i]) - 1; |
| *rate = ATH11K_HW_RATE_CODE(hw_rate, (*nss - 1), |
| WMI_RATE_PREAMBLE_VHT); |
| return 0; |
| } |
| } |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].he_mcs); i++) { |
| if (hweight16(mask->control[band].he_mcs[i]) == 1) { |
| *nss = i + 1; |
| hw_rate = ffs(mask->control[band].he_mcs[i]) - 1; |
| *rate = ATH11K_HW_RATE_CODE(hw_rate, (*nss - 1), |
| WMI_RATE_PREAMBLE_HE); |
| |
| return 0; |
| } |
| } |
| return -EINVAL; |
| } |
| |
| static int |
| ath11k_mac_bitrate_mask_num_ht_rates(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| int num_rates = 0; |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) |
| num_rates += hweight16(mask->control[band].ht_mcs[i]); |
| |
| return num_rates; |
| } |
| |
| static int |
| ath11k_mac_bitrate_mask_num_vht_rates(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| int num_rates = 0; |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) |
| num_rates += hweight16(mask->control[band].vht_mcs[i]); |
| |
| return num_rates; |
| } |
| |
| bool ath11k_mac_sta_level_info(struct ath11k_vif *arvif, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k_mac_filter *peer; |
| |
| lockdep_assert_held(&arvif->ar->conf_mutex); |
| |
| if (arvif->vif->type == NL80211_IFTYPE_AP_VLAN || |
| list_empty(&arvif->mac_filters) || !sta) |
| return true; |
| |
| list_for_each_entry(peer, &arvif->mac_filters, list) { |
| if (ether_addr_equal(peer->peer_mac, sta->addr)) |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static int |
| ath11k_mac_bitrate_mask_num_he_rates(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| int num_rates = 0; |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].he_mcs); i++) |
| num_rates += hweight16(mask->control[band].he_mcs[i]); |
| |
| return num_rates; |
| } |
| |
| static int |
| ath11k_mac_bitrate_mask_num_he_ul_rates(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| int num_rates = 0; |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].he_ul_mcs); i++) |
| num_rates += hweight16(mask->control[band].he_ul_mcs[i]); |
| |
| return num_rates; |
| } |
| |
| static int |
| ath11k_mac_set_peer_vht_fixed_rate(struct ath11k_vif *arvif, |
| struct ieee80211_sta *sta, |
| const struct cfg80211_bitrate_mask *mask, |
| enum nl80211_band band) |
| { |
| struct ath11k *ar = arvif->ar; |
| u8 vht_rate, nss; |
| u32 rate_code; |
| int ret, i; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| nss = 0; |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) { |
| if (hweight16(mask->control[band].vht_mcs[i]) == 1) { |
| nss = i + 1; |
| vht_rate = ffs(mask->control[band].vht_mcs[i]) - 1; |
| } |
| } |
| |
| if (!nss) { |
| ath11k_warn(ar->ab, "No single VHT Fixed rate found to set for %pM", |
| sta->addr); |
| return -EINVAL; |
| } |
| |
| /* Avoid updating invalid nss as fixed rate*/ |
| if (nss > sta->rx_nss) |
| return -EINVAL; |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "Setting Fixed VHT Rate for peer %pM. Device will not switch to any other selected rates", |
| sta->addr); |
| |
| rate_code = ATH11K_HW_RATE_CODE(vht_rate, nss - 1, |
| WMI_RATE_PREAMBLE_VHT); |
| ret = ath11k_wmi_set_peer_param(ar, sta->addr, |
| arvif->vdev_id, |
| WMI_PEER_PARAM_FIXED_RATE, |
| rate_code); |
| if (ret) |
| ath11k_warn(ar->ab, |
| "failed to update STA %pM Fixed Rate %d: %d\n", |
| sta->addr, rate_code, ret); |
| |
| return ret; |
| } |
| |
| static int |
| ath11k_mac_set_peer_he_fixed_rate(struct ath11k_vif *arvif, |
| struct ieee80211_sta *sta, |
| const struct cfg80211_bitrate_mask *mask, |
| enum nl80211_band band) |
| { |
| struct ath11k *ar = arvif->ar; |
| u8 he_rate, nss; |
| u32 rate_code; |
| int ret, i; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| nss = 0; |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].he_mcs); i++) { |
| if (hweight16(mask->control[band].he_mcs[i]) == 1) { |
| nss = i + 1; |
| he_rate = ffs(mask->control[band].he_mcs[i]) - 1; |
| } |
| } |
| |
| if (!nss) { |
| ath11k_warn(ar->ab, "No single HE Fixed rate found to set for %pM", |
| sta->addr); |
| return -EINVAL; |
| } |
| |
| /* Avoid updating invalid nss as fixed rate*/ |
| if (nss > sta->rx_nss) |
| return -EINVAL; |
| |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "Setting Fixed HE Rate for peer %pM. Device will not switch to any other selected rates", |
| sta->addr); |
| |
| rate_code = ATH11K_HW_RATE_CODE(he_rate, nss - 1, |
| WMI_RATE_PREAMBLE_HE); |
| ret = ath11k_wmi_set_peer_param(ar, sta->addr, |
| arvif->vdev_id, |
| WMI_PEER_PARAM_FIXED_RATE, |
| rate_code); |
| if (ret) |
| ath11k_warn(ar->ab, |
| "failed to update STA %pM Fixed Rate %d: %d\n", |
| sta->addr, rate_code, ret); |
| |
| return ret; |
| } |
| |
| static int |
| ath11k_mac_set_peer_ht_fixed_rate(struct ath11k_vif *arvif, |
| struct ieee80211_sta *sta, |
| const struct cfg80211_bitrate_mask *mask, |
| enum nl80211_band band) |
| { |
| struct ath11k *ar = arvif->ar; |
| u8 ht_rate, nss; |
| u32 rate_code; |
| int ret, i; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| nss = 0; |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) { |
| if (hweight16(mask->control[band].ht_mcs[i]) == 1) { |
| nss = i + 1; |
| ht_rate = ffs(mask->control[band].ht_mcs[i]) - 1; |
| } |
| } |
| |
| if (!nss) { |
| ath11k_warn(ar->ab, "No single HT Fixed rate found to set for %pM", |
| sta->addr); |
| return -EINVAL; |
| } |
| |
| /* Avoid updating invalid nss as fixed rate*/ |
| if (nss > sta->rx_nss) |
| return -EINVAL; |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "Setting Fixed HT Rate for peer %pM. Device will not switch to any other selected rates", |
| sta->addr); |
| |
| rate_code = ATH11K_HW_RATE_CODE(ht_rate, nss - 1, |
| WMI_RATE_PREAMBLE_HT); |
| ret = ath11k_wmi_set_peer_param(ar, sta->addr, |
| arvif->vdev_id, |
| WMI_PEER_PARAM_FIXED_RATE, |
| rate_code); |
| if (ret) |
| ath11k_warn(ar->ab, |
| "failed to update STA %pM HT Fixed Rate %d: %d\n", |
| sta->addr, rate_code, ret); |
| |
| return ret; |
| } |
| |
| static int ath11k_station_assoc(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| bool reassoc) |
| { |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| struct peer_assoc_params peer_arg; |
| int ret = 0; |
| struct cfg80211_chan_def def; |
| enum nl80211_band band; |
| struct cfg80211_bitrate_mask *mask; |
| u8 num_vht_rates, num_he_rates, num_ht_rates; |
| bool peer_dbg_info, debug; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| peer_dbg_info = ath11k_mac_sta_level_info(arvif, sta); |
| if (peer_dbg_info) |
| ath11k_dbg(ar->ab, ATH11K_DBG_PEER, "mac assoc sta %pM\n", |
| sta->addr); |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return -EPERM; |
| |
| band = def.chan->band; |
| mask = &arvif->bitrate_mask; |
| |
| debug = ath11k_peer_assoc_prepare(ar, vif, sta, &peer_arg, reassoc); |
| |
| peer_arg.is_assoc = true; |
| ret = ath11k_wmi_send_peer_assoc_cmd(ar, &peer_arg, debug); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to run peer assoc for STA %pM vdev %i: %d\n", |
| sta->addr, arvif->vdev_id, ret); |
| return ret; |
| } |
| |
| if (!wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ)) { |
| ath11k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n", |
| sta->addr, arvif->vdev_id); |
| return -ETIMEDOUT; |
| } |
| |
| num_vht_rates = ath11k_mac_bitrate_mask_num_vht_rates(ar, band, mask); |
| num_he_rates = ath11k_mac_bitrate_mask_num_he_rates(ar, band, mask); |
| num_ht_rates = ath11k_mac_bitrate_mask_num_ht_rates(ar, band, mask); |
| |
| /* If single VHT/HE rate is configured (by set_bitrate_mask()), |
| * peer_assoc will disable VHT/HE. This is now enabled by a peer specific |
| * fixed param. |
| * Note that all other rates and NSS will be disabled for this peer. |
| */ |
| if (sta->vht_cap.vht_supported && num_vht_rates == 1) { |
| ret = ath11k_mac_set_peer_vht_fixed_rate(arvif, sta, mask, |
| band); |
| if (ret) |
| return ret; |
| } else if (sta->he_cap.has_he && num_he_rates == 1) { |
| ret = ath11k_mac_set_peer_he_fixed_rate(arvif, sta, mask, |
| band); |
| if (ret) |
| return ret; |
| } else if (sta->ht_cap.ht_supported && num_ht_rates == 1) { |
| ret = ath11k_mac_set_peer_ht_fixed_rate(arvif, sta, mask, |
| band); |
| if (ret) |
| return ret; |
| } |
| |
| /* Re-assoc is run only to update supported rates for given station. It |
| * doesn't make much sense to reconfigure the peer completely. |
| */ |
| if (reassoc) |
| return 0; |
| |
| ret = ath11k_setup_peer_smps(ar, arvif, sta->addr, |
| &sta->ht_cap, le16_to_cpu(sta->he_6ghz_capa.capa)); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to setup peer SMPS for vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| return ret; |
| } |
| |
| if (!sta->wme) { |
| arvif->num_legacy_stations++; |
| ret = ath11k_recalc_rtscts_prot(arvif); |
| if (ret) |
| return ret; |
| } |
| |
| if (sta->wme && sta->uapsd_queues) { |
| ret = ath11k_peer_assoc_qos_ap(ar, arvif, sta); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set qos params for STA %pM for vdev %i: %d\n", |
| sta->addr, arvif->vdev_id, ret); |
| return ret; |
| } |
| } |
| if (!test_bit(WMI_TLV_SERVICE_PEER_TID_CONFIGS_SUPPORT, ar->ab->wmi_ab.svc_map)) |
| return 0; |
| |
| return ath11k_new_peer_tid_config(ar, sta, arvif); |
| } |
| |
| static int ath11k_station_disassoc(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| bool peer_dbg_info; |
| int ret = 0; |
| unsigned long time_left; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| peer_dbg_info = ath11k_mac_sta_level_info(arvif, sta); |
| if (peer_dbg_info) |
| ath11k_dbg(ar->ab, ATH11K_DBG_PEER, "mac disassoc sta %pM\n", |
| sta->addr); |
| |
| if (!sta->wme) { |
| arvif->num_legacy_stations--; |
| ret = ath11k_recalc_rtscts_prot(arvif); |
| if (ret) |
| return ret; |
| } |
| |
| if (arsta->tx_disassoc) { |
| time_left = wait_for_completion_timeout(&arsta->disassoc_comp, |
| ATH11K_DISASSOC_TX_COMPLETION_TIMEOUT); |
| if (!time_left) |
| ath11k_warn(ar->ab, "disassociation tx completion timeout sta %pM\n", |
| sta->addr); |
| } |
| |
| ret = ath11k_clear_peer_keys(arvif, sta->addr); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to clear all peer keys for vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| return ret; |
| } |
| return 0; |
| } |
| |
| static void ath11k_sta_rc_update_wk(struct work_struct *wk) |
| { |
| struct ath11k *ar; |
| struct ath11k_vif *arvif; |
| struct ath11k_sta *arsta; |
| struct ieee80211_sta *sta; |
| struct cfg80211_chan_def def; |
| enum nl80211_band band; |
| const u8 *ht_mcs_mask; |
| const u16 *vht_mcs_mask; |
| const u16 *he_mcs_mask; |
| u32 changed, bw, nss, smps, bw_last; |
| int err, num_ht_rates, num_vht_rates, num_he_rates; |
| const struct cfg80211_bitrate_mask *mask; |
| struct peer_assoc_params peer_arg; |
| bool peer_dbg_info, debug; |
| enum wmi_phy_mode peer_phymode; |
| |
| arsta = container_of(wk, struct ath11k_sta, update_wk); |
| sta = container_of((void *)arsta, struct ieee80211_sta, drv_priv); |
| arvif = arsta->arvif; |
| ar = arvif->ar; |
| |
| if (WARN_ON(ath11k_mac_vif_chan(arvif->vif, &def))) |
| return; |
| |
| band = def.chan->band; |
| ht_mcs_mask = arvif->bitrate_mask.control[band].ht_mcs; |
| vht_mcs_mask = arvif->bitrate_mask.control[band].vht_mcs; |
| he_mcs_mask = arvif->bitrate_mask.control[band].he_mcs; |
| |
| spin_lock_bh(&ar->data_lock); |
| |
| changed = arsta->changed; |
| arsta->changed = 0; |
| |
| bw = arsta->bw; |
| bw_last = arsta->bw_last; |
| nss = arsta->nss; |
| smps = arsta->smps; |
| |
| spin_unlock_bh(&ar->data_lock); |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| peer_dbg_info = ath11k_mac_sta_level_info(arvif, sta); |
| |
| nss = max_t(u32, 1, nss); |
| nss = min(nss, max(max(ath11k_mac_max_ht_nss(ht_mcs_mask), |
| ath11k_mac_max_vht_nss(vht_mcs_mask)), |
| ath11k_mac_max_he_nss(he_mcs_mask))); |
| |
| if (changed & IEEE80211_RC_BW_CHANGED) { |
| /* Get the the peer phymode */ |
| ath11k_peer_assoc_h_phymode(ar, arvif->vif, sta, &peer_arg); |
| peer_phymode = peer_arg.peer_phymode; |
| |
| if (peer_dbg_info) |
| ath11k_dbg(ar->ab, ATH11K_DBG_PEER, "mac update sta %pM peer bw %d phymode %d\n", |
| sta->addr, bw, peer_phymode); |
| |
| if (bw > bw_last) { |
| /* BW is upgraded. In this case we send WMI_PEER_PHYMODE |
| * followed by WMI_PEER_CHWIDTH |
| */ |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac BW upgrade for sta %pM new BW %d, old BW %d\n", |
| sta->addr, bw, bw_last); |
| |
| err = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, |
| WMI_PEER_PHYMODE, peer_phymode); |
| |
| if (err) { |
| ath11k_warn(ar->ab, "failed to update STA %pM peer phymode %d: %d\n", |
| sta->addr, peer_phymode, err); |
| goto err_rc_update; |
| } |
| |
| err = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, |
| WMI_PEER_CHWIDTH, bw); |
| |
| if (err) |
| ath11k_warn(ar->ab, "failed to update STA %pM peer bw %d: %d\n", |
| sta->addr, bw, err); |
| } else { |
| /* BW is downgraded. In this case we send WMI_PEER_CHWIDTH |
| * followed by WMI_PEER_PHYMODE |
| */ |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac BW downgrade for sta %pM new BW %d, old BW %d\n", |
| sta->addr, bw, bw_last); |
| |
| err = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, |
| WMI_PEER_CHWIDTH, bw); |
| |
| if (err) { |
| ath11k_warn(ar->ab, "failed to update STA %pM peer bw %d: %d\n", |
| sta->addr, bw, err); |
| goto err_rc_update; |
| } |
| |
| err = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, |
| WMI_PEER_PHYMODE, peer_phymode); |
| |
| if (err) |
| ath11k_warn(ar->ab, "failed to update STA %pM peer phymode %d: %d\n", |
| sta->addr, peer_phymode, err); |
| } |
| } |
| |
| if (changed & IEEE80211_RC_NSS_CHANGED) { |
| if (peer_dbg_info) |
| ath11k_dbg(ar->ab, ATH11K_DBG_PEER, "mac update sta %pM nss %d\n", |
| sta->addr, nss); |
| |
| err = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, |
| WMI_PEER_NSS, nss); |
| if (err) |
| ath11k_warn(ar->ab, "failed to update STA %pM nss %d: %d\n", |
| sta->addr, nss, err); |
| } |
| |
| if (changed & IEEE80211_RC_SMPS_CHANGED) { |
| if (peer_dbg_info) |
| ath11k_dbg(ar->ab, ATH11K_DBG_PEER, "mac update sta %pM smps %d\n", |
| sta->addr, smps); |
| |
| err = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, |
| WMI_PEER_MIMO_PS_STATE, smps); |
| if (err) |
| ath11k_warn(ar->ab, "failed to update STA %pM smps %d: %d\n", |
| sta->addr, smps, err); |
| } |
| |
| if (changed & IEEE80211_RC_SUPP_RATES_CHANGED) { |
| if (peer_dbg_info) |
| ath11k_dbg(ar->ab, ATH11K_DBG_PEER, "mac update supp rates for sta %pM\n", |
| sta->addr); |
| |
| mask = &arvif->bitrate_mask; |
| num_ht_rates = ath11k_mac_bitrate_mask_num_ht_rates(ar, band, |
| mask); |
| num_vht_rates = ath11k_mac_bitrate_mask_num_vht_rates(ar, band, |
| mask); |
| num_he_rates = ath11k_mac_bitrate_mask_num_he_rates(ar, band, |
| mask); |
| |
| /* Peer_assoc_prepare will reject vht rates in |
| * bitrate_mask if its not available in range format and |
| * sets vht tx_rateset as unsupported. So multiple VHT MCS |
| * setting(eg. MCS 4,5,6) per peer is not supported here. |
| * But, Single rate in VHT mask can be set as per-peer |
| * fixed rate. But even if any HT rates are configured in |
| * the bitrate mask, device will not switch to those rates |
| * when per-peer Fixed rate is set. |
| * TODO: Check RATEMASK_CMDID to support auto rates selection |
| * across HT/VHT and for multiple VHT MCS support. |
| */ |
| if (sta->vht_cap.vht_supported && num_vht_rates == 1) { |
| ath11k_mac_set_peer_vht_fixed_rate(arvif, sta, mask, |
| band); |
| } else if (sta->he_cap.has_he && num_he_rates == 1) { |
| ath11k_mac_set_peer_he_fixed_rate(arvif, sta, mask, |
| band); |
| } else if (sta->ht_cap.ht_supported && num_ht_rates == 1) { |
| ath11k_mac_set_peer_ht_fixed_rate(arvif, sta, mask, |
| band); |
| } else { |
| /* If the peer is non-VHT/HE or no fixed VHT/HE rate |
| * is provided in the new bitrate mask we set the |
| * other rates using peer_assoc command. Also clear |
| * the peer fixed rate settings as it has higher proprity |
| * than peer assoc |
| */ |
| err = ath11k_wmi_set_peer_param(ar, sta->addr, |
| arvif->vdev_id, |
| WMI_PEER_PARAM_FIXED_RATE, |
| WMI_FIXED_RATE_NONE); |
| if (err) |
| ath11k_warn(ar->ab, |
| "failed to disable peer fixed rate for STA %pM ret %d\n", |
| sta->addr, err); |
| |
| debug = ath11k_peer_assoc_prepare(ar, arvif->vif, sta, |
| &peer_arg, true); |
| |
| peer_arg.is_assoc = false; |
| err = ath11k_wmi_send_peer_assoc_cmd(ar, &peer_arg, debug); |
| if (err) |
| ath11k_warn(ar->ab, "failed to run peer assoc for STA %pM vdev %i: %d\n", |
| sta->addr, arvif->vdev_id, err); |
| |
| if (!wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ)) |
| ath11k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n", |
| sta->addr, arvif->vdev_id); |
| } |
| } |
| |
| err_rc_update: |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| static void ath11k_sta_use_4addr_wk(struct work_struct *wk) |
| { |
| struct ath11k *ar; |
| struct ath11k_vif *arvif, *ap_vlan_arvif; |
| struct ieee80211_vif *vif; |
| struct ath11k_sta *arsta; |
| struct ieee80211_sta *sta; |
| struct ath11k_base *ab; |
| struct ath11k_peer *wds_peer; |
| u8 wds_addr[ETH_ALEN]; |
| bool peer_dbg_info; |
| u32 wds_peer_id; |
| int ret = 0; |
| |
| arsta = container_of(wk, struct ath11k_sta, use_4addr_wk); |
| sta = container_of((void *)arsta, struct ieee80211_sta, drv_priv); |
| arvif = arsta->arvif; |
| ar = arvif->ar; |
| ab = ar->ab; |
| |
| mutex_lock(&ar->conf_mutex); |
| peer_dbg_info = ath11k_mac_sta_level_info(arvif, sta); |
| mutex_unlock(&ar->conf_mutex); |
| |
| if (ath11k_nss_offload_enabled(ab) && arvif->vif->type == NL80211_IFTYPE_AP_VLAN) { |
| ap_vlan_arvif = arsta->arvif; |
| arvif = ap_vlan_arvif->nss.ap_vif; |
| } |
| |
| if (peer_dbg_info) |
| ath11k_dbg(ab, ATH11K_DBG_PEER, |
| "setting USE_4ADDR for STA %pM\n", sta->addr); |
| |
| ret = ath11k_wmi_set_peer_param(ar, sta->addr, |
| arvif->vdev_id, |
| WMI_PEER_USE_4ADDR, 1); |
| |
| if (ret) |
| ath11k_warn(ab, "failed to set 4addr for STA %pM: %d\n", |
| sta->addr, ret); |
| |
| if (!ath11k_nss_offload_enabled(ab) || arvif->vif->type != NL80211_IFTYPE_AP_VLAN) |
| return; |
| |
| vif = ap_vlan_arvif->vif; |
| |
| spin_lock_bh(&ab->base_lock); |
| wds_peer = ath11k_peer_find_by_addr(ab, sta->addr); |
| if (!wds_peer) { |
| spin_unlock_bh(&ab->base_lock); |
| ath11k_warn(ab, "mac sta use 4addr failed to find peer %pM\n", |
| sta->addr); |
| return; |
| } |
| |
| wds_peer_id = wds_peer->peer_id; |
| ether_addr_copy(wds_addr, wds_peer->addr); |
| spin_unlock_bh(&ab->base_lock); |
| |
| /* skip NSS ext vdev registration if already done */ |
| if (ap_vlan_arvif->nss.wds_cfg_done) |
| goto skip_nss_ext; |
| |
| ret = ath11k_nss_ext_vdev_configure(ap_vlan_arvif); |
| if (ret) { |
| ath11k_warn(ab, "failed to nss cfg ext vdev %pM: %d\n", |
| vif->addr, ret); |
| goto ext_vdev_delete; |
| } |
| |
| ret = ath11k_nss_ext_vdev_cfg_wds_peer(ap_vlan_arvif, |
| wds_addr, wds_peer_id); |
| if (ret) { |
| ath11k_warn(ab, "failed to nss cfg_wds_peer %pM on %pM: %d\n", |
| sta->addr, vif->addr, ret); |
| goto ext_vdev_delete; |
| } |
| |
| ret = ath11k_nss_ext_vdev_wds_4addr_allow(ap_vlan_arvif, |
| wds_peer_id); |
| if (ret) { |
| ath11k_warn(ab, "failed to nss 4addr allow %pM: %d\n", |
| vif->addr, ret); |
| goto ext_vdev_delete; |
| } |
| |
| ret = ath11k_nss_ext_vdev_up(ap_vlan_arvif); |
| if (ret) { |
| ath11k_warn(ab, "failed to nss ext vdev up %pM: %d\n", |
| vif->addr, ret); |
| goto ext_vdev_delete; |
| } |
| |
| ap_vlan_arvif->nss.wds_cfg_done = true; |
| |
| skip_nss_ext: |
| spin_lock_bh(&ab->base_lock); |
| wds_peer->nss.ext_vdev_up = true; |
| spin_unlock_bh(&ab->base_lock); |
| |
| /* NAWDS and CFG_WDS_BACKHAUL configs should be done on corresponding |
| * AP vif of the AP_VLAN vif |
| */ |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| WMI_VDEV_PARAM_AP_ENABLE_NAWDS, |
| MIN_IDLE_INACTIVE_TIME_SECS); |
| if (ret) { |
| ath11k_warn(ab, "failed to set vdev %i nawds parameters: %d\n", |
| arvif->vdev_id, ret); |
| goto ext_vdev_down; |
| } |
| #ifdef CONFIG_ATH11K_NSS_SUPPORT |
| ret = ath11k_nss_vdev_set_cmd(arvif, |
| NSS_WIFI_VDEV_CFG_WDS_BACKHAUL_CMD, |
| true); |
| if (ret) { |
| ath11k_warn(ab, "failed to cfg wds backhaul in nss %d\n", |
| ret); |
| goto ext_vdev_down; |
| } |
| #endif |
| |
| return; |
| |
| ext_vdev_down: |
| ath11k_nss_ext_vdev_down(ap_vlan_arvif); |
| ext_vdev_delete: |
| ath11k_nss_ext_vdev_delete(ap_vlan_arvif); |
| |
| spin_lock_bh(&ar->data_lock); |
| list_del(&ap_vlan_arvif->list); |
| spin_unlock_bh(&ar->data_lock); |
| } |
| |
| static int ath11k_mac_inc_num_stations(struct ath11k_vif *arvif, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k *ar = arvif->ar; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (arvif->vdev_type == WMI_VDEV_TYPE_STA && !sta->tdls) |
| return 0; |
| |
| if (ar->num_stations >= ar->max_num_stations) |
| return -ENOBUFS; |
| |
| ar->num_stations++; |
| |
| return 0; |
| } |
| |
| static void ath11k_mac_dec_num_stations(struct ath11k_vif *arvif, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k *ar = arvif->ar; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (arvif->vdev_type == WMI_VDEV_TYPE_STA && !sta->tdls) |
| return; |
| |
| ar->num_stations--; |
| } |
| |
| int ath11k_mac_ap_ps_recalc(struct ath11k *ar) |
| { |
| struct ath11k_vif *arvif; |
| bool has_sta_iface = false; |
| enum ath11k_ap_ps_state state = ATH11K_AP_PS_STATE_OFF; |
| int ret = 0; |
| |
| list_for_each_entry(arvif, &ar->arvifs, list) { |
| if (arvif->vdev_type == WMI_VDEV_TYPE_STA) { |
| has_sta_iface = true; |
| break; |
| } |
| } |
| |
| if (!has_sta_iface && !ar->num_stations && ar->ap_ps_enabled) |
| state = ATH11K_AP_PS_STATE_ON; |
| |
| if (ar->ap_ps_state == state) |
| return ret; |
| |
| ret = ath11k_wmi_pdev_ap_ps_cmd_send(ar, ar->pdev->pdev_id, state); |
| if (!ret) |
| ar->ap_ps_state = state; |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_station_add(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| struct peer_create_params peer_param; |
| bool peer_dbg_info; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| ret = ath11k_mac_inc_num_stations(arvif, sta); |
| if (ret) { |
| ath11k_warn(ab, "refusing to associate station: too many connected already (%d)\n", |
| ar->max_num_stations); |
| goto exit; |
| } |
| |
| peer_dbg_info = ath11k_mac_sta_level_info(arvif, sta); |
| arsta->rx_stats = kzalloc(sizeof(*arsta->rx_stats), GFP_KERNEL); |
| if (!arsta->rx_stats) { |
| ret = -ENOMEM; |
| goto dec_num_station; |
| } |
| |
| peer_param.vdev_id = arvif->vdev_id; |
| peer_param.peer_addr = sta->addr; |
| peer_param.peer_type = WMI_PEER_TYPE_DEFAULT; |
| |
| ret = ath11k_peer_create(ar, arvif, sta, &peer_param); |
| if (ret) { |
| ath11k_warn(ab, "Failed to add peer: %pM for VDEV: %d\n", |
| sta->addr, arvif->vdev_id); |
| goto free_rx_stats; |
| } |
| |
| if (peer_dbg_info) |
| ath11k_dbg(ab, ATH11K_DBG_PEER, "Added peer: %pM for VDEV: %d\n", |
| sta->addr, arvif->vdev_id); |
| |
| ret = ath11k_mac_ap_ps_recalc(ar); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to send ap ps ret %d\n", ret); |
| goto exit; |
| } |
| |
| if (ath11k_debugfs_is_extd_tx_stats_enabled(ar)) { |
| arsta->tx_stats = kzalloc(sizeof(*arsta->tx_stats), GFP_KERNEL); |
| if (!arsta->tx_stats) { |
| ret = -ENOMEM; |
| goto free_peer; |
| } |
| arsta->wbm_tx_stats = kzalloc(sizeof(*arsta->wbm_tx_stats), GFP_KERNEL); |
| if(!arsta->wbm_tx_stats) { |
| ret = -ENOMEM; |
| goto free_peer; |
| } |
| } |
| |
| if (ieee80211_vif_is_mesh(vif)) { |
| if (peer_dbg_info) |
| ath11k_dbg(ab, ATH11K_DBG_PEER, |
| "setting USE_4ADDR for mesh peer %pM\n", sta->addr); |
| ret = ath11k_wmi_set_peer_param(ar, sta->addr, |
| arvif->vdev_id, |
| WMI_PEER_USE_4ADDR, 1); |
| if (ret) { |
| ath11k_warn(ab, "failed to set STA %pM 4addr capability: %d\n", |
| sta->addr, ret); |
| goto free_tx_stats; |
| } |
| } |
| |
| ret = ath11k_dp_peer_setup(ar, arvif->vdev_id, sta->addr); |
| if (ret) { |
| ath11k_warn(ab, "failed to setup dp for peer %pM on vdev %i (%d)\n", |
| sta->addr, arvif->vdev_id, ret); |
| goto free_tx_stats; |
| } |
| |
| if (ab->hw_params.vdev_start_delay && |
| !arvif->is_started && |
| arvif->vdev_type != WMI_VDEV_TYPE_AP) { |
| ret = ath11k_start_vdev_delay(ar->hw, vif); |
| if (ret) { |
| ath11k_warn(ab, "failed to delay vdev start: %d\n", ret); |
| goto free_tx_stats; |
| } |
| } |
| |
| ewma_sta_per_init(&arsta->per); |
| ewma_sta_per_add(&arsta->per, 1); |
| ewma_sta_ber_init(&arsta->ber); |
| ewma_sta_ber_add(&arsta->ber, 1); |
| ewma_avg_rssi_init(&arsta->avg_rssi); |
| return 0; |
| |
| free_tx_stats: |
| kfree(arsta->tx_stats); |
| arsta->tx_stats = NULL; |
| kfree(arsta->wbm_tx_stats); |
| arsta->wbm_tx_stats = NULL; |
| free_peer: |
| ath11k_peer_delete(ar, arvif->vdev_id, sta->addr); |
| free_rx_stats: |
| kfree(arsta->rx_stats); |
| arsta->rx_stats = NULL; |
| dec_num_station: |
| ath11k_mac_dec_num_stations(arvif, sta); |
| exit: |
| return ret; |
| } |
| |
| static int ath11k_mac_cfg_dyn_vlan(struct ath11k_base *ab, |
| struct ath11k_vif *ap_vlan_arvif, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k_peer *peer; |
| int peer_id, ret; |
| |
| spin_lock_bh(&ab->base_lock); |
| peer = ath11k_peer_find_by_addr(ab, sta->addr); |
| if (!peer) { |
| ath11k_warn(ab, "failed to find peer for %pM\n", sta->addr); |
| spin_unlock_bh(&ab->base_lock); |
| return -EINVAL; |
| } |
| peer_id = peer->peer_id; |
| spin_unlock_bh(&ab->base_lock); |
| |
| ret = ath11k_nss_ext_vdev_wds_4addr_allow(ap_vlan_arvif, peer_id); |
| if (ret) { |
| ath11k_warn(ab, "failed to set 4addr allow for %pM:%d\n", |
| sta->addr, ret); |
| return ret; |
| } |
| |
| ret = ath11k_nss_ext_vdev_up(ap_vlan_arvif); |
| if (ret) |
| ath11k_warn(ab, "failed to set dyn vlan UP %d\n", ret); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_reset_tid_config(struct ath11k *ar, |
| struct ieee80211_sta *sta, |
| struct ath11k_vif *arvif, |
| u8 tids) |
| { |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| struct wmi_per_peer_per_tid_cfg_arg arg; |
| int ret = 0, i = 0; |
| |
| arg.vdev_id = arvif->vdev_id; |
| while (i < ATH11K_TID_MAX) { |
| if (!(tids & BIT(i))) { |
| i++; |
| continue; |
| } |
| |
| arg.tid = i; |
| arg.ack_policy = WMI_PEER_TID_CONFIG_ACK; |
| arg.retry_count = ATH11K_MAX_RETRY_COUNT; |
| arg.rate_ctrl = WMI_TID_CONFIG_RATE_CONTROL_AUTO; |
| arg.aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_ENABLE; |
| arg.rtscts_ctrl = WMI_TID_CONFIG_RTSCTS_CTRL_RESET; |
| arg.max_num_mpdu_in_ppdu = 0; |
| arg.max_num_msdu_in_mpdu = 0; |
| arg.ext_tid_cfg_bitmap = WMI_EXT_TID_RTS_CTS_CONFIG | |
| WMI_PEER_TID_MAX_NUM_MPDU_IN_PPDU_VALID | |
| WMI_PEER_TID_MAX_NUM_MSDU_IN_MPDU_VALID; |
| ether_addr_copy(arg.peer_macaddr.addr, sta->addr); |
| ret = ath11k_wmi_set_per_peer_per_tid_cfg(ar, &arg); |
| if (ret) |
| return ret; |
| |
| if (!arvif->tids_rst) { |
| arsta->tid_cfg[i].retry_long = -1; |
| arsta->tid_cfg[i].noack = -1; |
| arsta->tid_cfg[i].aggr_ctrl = -1; |
| arsta->tid_cfg[i].rate_code = -1; |
| arsta->tid_cfg[i].rate_ctrl = 0; |
| arsta->tid_cfg[i].rtscts = -1; |
| } else { |
| arvif->tid_cfg[i].retry_long = 0; |
| arvif->tid_cfg[i].noack = 0; |
| arvif->tid_cfg[i].aggr_ctrl = 0; |
| arvif->tid_cfg[i].rate_code = 0; |
| arvif->tid_cfg[i].rate_ctrl = 0; |
| arvif->tid_cfg[i].rtscts = 0; |
| arvif->tid_cfg[i].ampdu_count = 0; |
| arvif->tid_cfg[i].amsdu_count = 0; |
| } |
| i++; |
| } |
| return ret; |
| } |
| |
| static void ath11k_sta_tid_cfg_wk(struct work_struct *wk) |
| { |
| struct wmi_per_peer_per_tid_cfg_arg arg = {}; |
| struct ieee80211_sta *sta; |
| struct ath11k_sta *arsta; |
| struct ath11k_vif *arvif; |
| struct ath11k *ar; |
| bool config_apply; |
| int ret, i; |
| u32 changed; |
| u8 nss; |
| |
| arsta = container_of(wk, struct ath11k_sta, tid_config_wk); |
| sta = container_of((void *)arsta, struct ieee80211_sta, drv_priv); |
| arvif = arsta->arvif; |
| ar = arvif->ar; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| if (arvif->tids_rst) { |
| ret = ath11k_mac_reset_tid_config(ar, sta, arvif, |
| arvif->tids_rst); |
| goto exit; |
| } |
| |
| ether_addr_copy(arg.peer_macaddr.addr, sta->addr); |
| for (i = 0; i < ATH11K_TID_MAX; i++) { |
| config_apply = false; |
| changed = arvif->tid_conf_changed[i]; |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_NOACK)) { |
| if (arsta->tid_cfg[i].noack != -1) { |
| arg.ack_policy = 0; |
| } else { |
| config_apply = true; |
| arg.ack_policy = arvif->tid_cfg[i].noack; |
| arg.aggr_control = arvif->tid_cfg[i].aggr_ctrl; |
| arg.rate_ctrl = arvif->tid_cfg[i].rate_ctrl; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_RETRY_LONG)) { |
| if (arsta->tid_cfg[i].retry_long != -1 || |
| arsta->tid_cfg[i].noack == WMI_PEER_TID_CONFIG_NOACK || |
| arvif->tid_cfg[i].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| arg.retry_count = 0; |
| } else { |
| arg.retry_count = arvif->tid_cfg[i].retry_long; |
| config_apply = true; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL)) { |
| if (arsta->tid_cfg[i].aggr_ctrl != -1 || |
| arsta->tid_cfg[i].noack == WMI_PEER_TID_CONFIG_NOACK || |
| arvif->tid_cfg[i].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| arg.aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| } else { |
| arg.aggr_control = arvif->tid_cfg[i].aggr_ctrl; |
| config_apply = true; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL)) { |
| if (arsta->tid_cfg[i].aggr_ctrl != -1 || |
| arsta->tid_cfg[i].noack == WMI_PEER_TID_CONFIG_NOACK || |
| arvif->tid_cfg[i].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| arg.aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| } else { |
| arg.aggr_control = arvif->tid_cfg[i].aggr_ctrl; |
| config_apply = true; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL)) { |
| arg.max_num_mpdu_in_ppdu = arvif->tid_cfg[i].ampdu_count; |
| arg.ext_tid_cfg_bitmap = arvif->tid_cfg[i].ext_tid_cfg_bitmap; |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL)) { |
| arg.max_num_msdu_in_mpdu = arvif->tid_cfg[i].amsdu_count; |
| arg.ext_tid_cfg_bitmap = arvif->tid_cfg[i].ext_tid_cfg_bitmap; |
| } |
| |
| if (changed & (BIT(NL80211_TID_CONFIG_ATTR_TX_RATE) | |
| BIT(NL80211_TID_CONFIG_ATTR_TX_RATE_TYPE))) { |
| nss = ATH11K_HW_NSS(arvif->tid_cfg[i].rate_code); |
| ret = ath11k_mac_validate_rate_mask(ar, sta, |
| arvif->tid_cfg[i].rate_code, |
| nss); |
| if (ret && |
| arvif->tid_cfg[i].rate_ctrl > WMI_TID_CONFIG_RATE_CONTROL_AUTO) { |
| arg.rate_ctrl = 0; |
| arg.rcode_flags = 0; |
| } |
| |
| if (arsta->tid_cfg[i].rate_ctrl > |
| WMI_TID_CONFIG_RATE_CONTROL_AUTO || |
| arsta->tid_cfg[i].noack == WMI_PEER_TID_CONFIG_NOACK || |
| arvif->tid_cfg[i].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| arg.rate_ctrl = 0; |
| arg.rcode_flags = 0; |
| } else { |
| arg.rate_ctrl = arvif->tid_cfg[i].rate_ctrl; |
| arg.rcode_flags = arvif->tid_cfg[i].rate_code; |
| config_apply = true; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_RTSCTS_CTRL)) { |
| if (arsta->tid_cfg[i].rtscts) { |
| arg.rtscts_ctrl = 0; |
| arg.ext_tid_cfg_bitmap &= ~WMI_EXT_TID_RTS_CTS_CONFIG; |
| } else { |
| arg.rtscts_ctrl = arvif->tid_cfg[i].rtscts; |
| arg.ext_tid_cfg_bitmap |= |
| WMI_EXT_TID_RTS_CTS_CONFIG; |
| config_apply = true; |
| } |
| } |
| |
| arg.tid = i; |
| |
| if (config_apply) { |
| ret = ath11k_wmi_set_per_peer_per_tid_cfg(ar, &arg); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to set per tid config for sta %pM: %d\n", |
| sta->addr, ret); |
| } |
| |
| arg.ack_policy = 0; |
| arg.retry_count = 0; |
| arg.aggr_control = 0; |
| arg.rate_ctrl = 0; |
| arg.rcode_flags = 0; |
| arg.max_num_msdu_in_mpdu = 0; |
| arg.max_num_mpdu_in_ppdu = 0; |
| } |
| exit: |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| static int ath11k_mac_op_sta_state(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| enum ieee80211_sta_state old_state, |
| enum ieee80211_sta_state new_state) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| struct ath11k_peer *peer; |
| int ret = 0; |
| |
| /* cancel must be done outside the mutex to avoid deadlock */ |
| if ((old_state == IEEE80211_STA_NONE && |
| new_state == IEEE80211_STA_NOTEXIST)) { |
| cancel_work_sync(&arsta->update_wk); |
| cancel_work_sync(&arsta->use_4addr_wk); |
| cancel_work_sync(&arsta->tid_config_wk); |
| } |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| if (old_state == IEEE80211_STA_NOTEXIST && |
| new_state == IEEE80211_STA_NONE) { |
| memset(arsta, 0, sizeof(*arsta)); |
| arsta->arvif = arvif; |
| arsta->peer_ps_state = WMI_PEER_PS_STATE_DISABLED; |
| INIT_WORK(&arsta->update_wk, ath11k_sta_rc_update_wk); |
| INIT_WORK(&arsta->use_4addr_wk, ath11k_sta_use_4addr_wk); |
| INIT_WORK(&arsta->tid_config_wk, ath11k_sta_tid_cfg_wk); |
| init_completion(&arsta->disassoc_comp); |
| arsta->tx_disassoc = false; |
| |
| ret = ath11k_mac_station_add(ar, vif, sta); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to add station: %pM for VDEV: %d\n", |
| sta->addr, arvif->vdev_id); |
| } else if ((old_state == IEEE80211_STA_NONE && |
| new_state == IEEE80211_STA_NOTEXIST)) { |
| ath11k_dp_peer_cleanup(ar, arvif->vdev_id, sta->addr); |
| |
| ret = ath11k_peer_delete(ar, arvif->vdev_id, sta->addr); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to delete peer: %pM for VDEV: %d\n", |
| sta->addr, arvif->vdev_id); |
| else |
| ath11k_dbg(ar->ab, ATH11K_DBG_PEER, "Removed peer: %pM for VDEV: %d\n", |
| sta->addr, arvif->vdev_id); |
| |
| ath11k_mac_dec_num_stations(arvif, sta); |
| spin_lock_bh(&ar->ab->base_lock); |
| peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); |
| if (peer && peer->sta == sta) { |
| ath11k_warn(ar->ab, "Found peer entry %pM n vdev %i after it was supposedly removed\n", |
| vif->addr, arvif->vdev_id); |
| ath11k_peer_rhash_delete(ar->ab, peer); |
| peer->sta = NULL; |
| list_del(&peer->list); |
| kfree(peer); |
| ar->num_peers--; |
| } |
| spin_unlock_bh(&ar->ab->base_lock); |
| kfree(arsta->tx_stats); |
| arsta->tx_stats = NULL; |
| kfree(arsta->wbm_tx_stats); |
| arsta->wbm_tx_stats = NULL; |
| ret = ath11k_mac_ap_ps_recalc(ar); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to send ap ps ret %d\n", ret); |
| |
| kfree(arsta->rx_stats); |
| arsta->rx_stats = NULL; |
| |
| ath11k_cfr_decrement_peer_count(ar, arsta); |
| } else if (old_state == IEEE80211_STA_AUTH && |
| new_state == IEEE80211_STA_ASSOC && |
| (vif->type == NL80211_IFTYPE_AP || |
| vif->type == NL80211_IFTYPE_MESH_POINT || |
| vif->type == NL80211_IFTYPE_ADHOC)) { |
| ret = ath11k_station_assoc(ar, vif, sta, false); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to associate station: %pM\n", |
| sta->addr); |
| |
| if (vif->type == NL80211_IFTYPE_AP && |
| ath11k_smart_ant_enabled(ar)) { |
| if (ath11k_smart_ant_sta_connect(ar, arvif, sta)) |
| ath11k_warn(ar->ab, "Smart antenna station connect failed, disabling smart antenna for %pM\n", |
| sta->addr); |
| } |
| } else if (old_state == IEEE80211_STA_ASSOC && |
| new_state == IEEE80211_STA_AUTHORIZED) { |
| spin_lock_bh(&ar->ab->base_lock); |
| peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); |
| if (peer && peer->sta) |
| peer->is_authorized = true; |
| spin_unlock_bh(&ar->ab->base_lock); |
| |
| spin_lock_bh(&ar->data_lock); |
| /* Set arsta bw and last bw */ |
| arsta->bw = arsta->bw_last = sta->bandwidth; |
| spin_unlock_bh(&ar->data_lock); |
| |
| if (vif->type == NL80211_IFTYPE_STATION) { |
| ret = ath11k_wmi_set_peer_param(ar, sta->addr, |
| arvif->vdev_id, |
| WMI_PEER_AUTHORIZE, |
| 1); |
| if (ret) |
| ath11k_warn(ar->ab, "Unable to authorize peer (%pM) vdev %d: %d\n", |
| sta->addr, arvif->vdev_id, ret); |
| } else if (ath11k_nss_offload_enabled(ar->ab) && |
| vif->type == NL80211_IFTYPE_AP_VLAN && |
| !arsta->use_4addr_set) { |
| ret = ath11k_mac_cfg_dyn_vlan(ar->ab, arvif, sta); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to cfg dyn vlan for peer %pM: %d\n", |
| sta->addr, ret); |
| } |
| } else if (old_state == IEEE80211_STA_ASSOC && |
| new_state == IEEE80211_STA_AUTH && |
| (vif->type == NL80211_IFTYPE_AP || |
| vif->type == NL80211_IFTYPE_MESH_POINT || |
| vif->type == NL80211_IFTYPE_ADHOC)) { |
| ath11k_smart_ant_sta_disconnect(ar, sta); |
| |
| ret = ath11k_station_disassoc(ar, vif, sta); |
| if (ret) |
| ath11k_warn(ar->ab, "Failed to disassociate station: %pM\n", |
| sta->addr); |
| } else if (old_state == IEEE80211_STA_AUTHORIZED && |
| new_state == IEEE80211_STA_ASSOC) { |
| spin_lock_bh(&ar->ab->base_lock); |
| peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); |
| if (peer && peer->sta) |
| peer->is_authorized = false; |
| spin_unlock_bh(&ar->ab->base_lock); |
| } |
| |
| if (ath11k_mac_sta_level_info(arvif, sta)) |
| ath11k_dbg(ar->ab, ATH11K_DBG_PEER, "mac sta %pM old state %d new state :%d\n", |
| sta->addr, old_state, new_state); |
| |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static int ath11k_mac_op_sta_set_txpwr(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| int ret = 0; |
| s16 txpwr; |
| |
| if (sta->txpwr.type == NL80211_TX_POWER_AUTOMATIC) { |
| txpwr = 0; |
| } else { |
| txpwr = sta->txpwr.power; |
| if (!txpwr) |
| return -EINVAL; |
| } |
| |
| if (txpwr > ATH11K_TX_POWER_MAX_VAL || txpwr < ATH11K_TX_POWER_MIN_VAL) |
| return -EINVAL; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| ret = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, |
| WMI_PEER_USE_FIXED_PWR, txpwr); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set tx power for station ret: %d\n", |
| ret); |
| goto out; |
| } |
| |
| out: |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static void ath11k_mac_op_sta_set_4addr(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| bool enabled) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| struct ath11k_vif *ap_arvif = NULL; |
| |
| if (enabled && !arsta->use_4addr_set) { |
| if (ath11k_nss_offload_enabled(ar->ab) && vif->type == NL80211_IFTYPE_AP_VLAN) { |
| /* 4addr STA is initially associated to AP vif, change |
| * it to AP_VLAN vif and add AP_VLAN vif to AP vifs list |
| */ |
| ap_arvif = arsta->arvif; |
| arvif->nss.ap_vif = ap_arvif; |
| |
| spin_lock_bh(&ar->data_lock); |
| list_add(&arvif->list, &ap_arvif->ap_vlan_arvifs); |
| spin_unlock_bh(&ar->data_lock); |
| |
| arsta->arvif = arvif; |
| } |
| |
| ieee80211_queue_work(ar->hw, &arsta->use_4addr_wk); |
| arsta->use_4addr_set = true; |
| } |
| } |
| |
| static void ath11k_mac_op_sta_rc_update(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| u32 changed) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ath11k_peer *peer; |
| u32 bw, smps; |
| |
| spin_lock_bh(&ar->ab->base_lock); |
| |
| peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr); |
| if (!peer) { |
| spin_unlock_bh(&ar->ab->base_lock); |
| ath11k_warn(ar->ab, "mac sta rc update failed to find peer %pM on vdev %i\n", |
| sta->addr, arvif->vdev_id); |
| return; |
| } |
| |
| spin_unlock_bh(&ar->ab->base_lock); |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "mac sta rc update for %pM changed %08x bw %d nss %d smps %d\n", |
| sta->addr, changed, sta->bandwidth, sta->rx_nss, |
| sta->smps_mode); |
| |
| spin_lock_bh(&ar->data_lock); |
| |
| if (changed & IEEE80211_RC_BW_CHANGED) { |
| bw = WMI_PEER_CHWIDTH_20MHZ; |
| |
| switch (sta->bandwidth) { |
| case IEEE80211_STA_RX_BW_20: |
| bw = WMI_PEER_CHWIDTH_20MHZ; |
| break; |
| case IEEE80211_STA_RX_BW_40: |
| bw = WMI_PEER_CHWIDTH_40MHZ; |
| break; |
| case IEEE80211_STA_RX_BW_80: |
| bw = WMI_PEER_CHWIDTH_80MHZ; |
| break; |
| case IEEE80211_STA_RX_BW_160: |
| bw = WMI_PEER_CHWIDTH_160MHZ; |
| break; |
| default: |
| ath11k_warn(ar->ab, "Invalid bandwidth %d in rc update for %pM\n", |
| sta->bandwidth, sta->addr); |
| bw = WMI_PEER_CHWIDTH_20MHZ; |
| break; |
| } |
| |
| arsta->bw_last = arsta->bw; |
| arsta->bw = bw; |
| } |
| |
| if (changed & IEEE80211_RC_NSS_CHANGED) |
| arsta->nss = sta->rx_nss; |
| |
| if (changed & IEEE80211_RC_SMPS_CHANGED) { |
| smps = WMI_PEER_SMPS_PS_NONE; |
| |
| switch (sta->smps_mode) { |
| case IEEE80211_SMPS_AUTOMATIC: |
| case IEEE80211_SMPS_OFF: |
| smps = WMI_PEER_SMPS_PS_NONE; |
| break; |
| case IEEE80211_SMPS_STATIC: |
| smps = WMI_PEER_SMPS_STATIC; |
| break; |
| case IEEE80211_SMPS_DYNAMIC: |
| smps = WMI_PEER_SMPS_DYNAMIC; |
| break; |
| default: |
| ath11k_warn(ar->ab, "Invalid smps %d in sta rc update for %pM\n", |
| sta->smps_mode, sta->addr); |
| smps = WMI_PEER_SMPS_PS_NONE; |
| break; |
| } |
| |
| arsta->smps = smps; |
| } |
| |
| arsta->changed |= changed; |
| |
| spin_unlock_bh(&ar->data_lock); |
| |
| ieee80211_queue_work(hw, &arsta->update_wk); |
| } |
| |
| static int ath11k_conf_tx_uapsd(struct ath11k *ar, struct ieee80211_vif *vif, |
| u16 ac, bool enable) |
| { |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| u32 value = 0; |
| int ret = 0; |
| |
| if (arvif->vdev_type != WMI_VDEV_TYPE_STA) |
| return 0; |
| |
| switch (ac) { |
| case IEEE80211_AC_VO: |
| value = WMI_STA_PS_UAPSD_AC3_DELIVERY_EN | |
| WMI_STA_PS_UAPSD_AC3_TRIGGER_EN; |
| break; |
| case IEEE80211_AC_VI: |
| value = WMI_STA_PS_UAPSD_AC2_DELIVERY_EN | |
| WMI_STA_PS_UAPSD_AC2_TRIGGER_EN; |
| break; |
| case IEEE80211_AC_BE: |
| value = WMI_STA_PS_UAPSD_AC1_DELIVERY_EN | |
| WMI_STA_PS_UAPSD_AC1_TRIGGER_EN; |
| break; |
| case IEEE80211_AC_BK: |
| value = WMI_STA_PS_UAPSD_AC0_DELIVERY_EN | |
| WMI_STA_PS_UAPSD_AC0_TRIGGER_EN; |
| break; |
| } |
| |
| if (enable) |
| arvif->u.sta.uapsd |= value; |
| else |
| arvif->u.sta.uapsd &= ~value; |
| |
| ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id, |
| WMI_STA_PS_PARAM_UAPSD, |
| arvif->u.sta.uapsd); |
| if (ret) { |
| ath11k_warn(ar->ab, "could not set uapsd params %d\n", ret); |
| goto exit; |
| } |
| |
| if (arvif->u.sta.uapsd) |
| value = WMI_STA_PS_RX_WAKE_POLICY_POLL_UAPSD; |
| else |
| value = WMI_STA_PS_RX_WAKE_POLICY_WAKE; |
| |
| ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id, |
| WMI_STA_PS_PARAM_RX_WAKE_POLICY, |
| value); |
| if (ret) |
| ath11k_warn(ar->ab, "could not set rx wake param %d\n", ret); |
| |
| exit: |
| return ret; |
| } |
| |
| static int ath11k_mac_op_conf_tx(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, u16 ac, |
| const struct ieee80211_tx_queue_params *params) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct wmi_wmm_params_arg *p = NULL; |
| int ret; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| switch (ac) { |
| case IEEE80211_AC_VO: |
| p = &arvif->wmm_params.ac_vo; |
| break; |
| case IEEE80211_AC_VI: |
| p = &arvif->wmm_params.ac_vi; |
| break; |
| case IEEE80211_AC_BE: |
| p = &arvif->wmm_params.ac_be; |
| break; |
| case IEEE80211_AC_BK: |
| p = &arvif->wmm_params.ac_bk; |
| break; |
| } |
| |
| if (WARN_ON(!p)) { |
| ret = -EINVAL; |
| goto exit; |
| } |
| |
| p->cwmin = params->cw_min; |
| p->cwmax = params->cw_max; |
| p->aifs = params->aifs; |
| p->no_ack = params->noack; |
| |
| if (params->txop != 0xffff) |
| p->txop = params->txop * 32; |
| |
| ret = ath11k_wmi_send_wmm_update_cmd_tlv(ar, arvif->vdev_id, |
| &arvif->wmm_params); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set wmm params: %d\n", ret); |
| goto exit; |
| } |
| |
| ret = ath11k_conf_tx_uapsd(ar, vif, ac, params->uapsd); |
| |
| if (ret) |
| ath11k_warn(ar->ab, "failed to set sta uapsd: %d\n", ret); |
| |
| exit: |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static struct ieee80211_sta_ht_cap |
| ath11k_create_ht_cap(struct ath11k *ar, u32 ar_ht_cap, u32 rate_cap_rx_chainmask) |
| { |
| int i; |
| struct ieee80211_sta_ht_cap ht_cap = {0}; |
| u32 ar_vht_cap = ar->pdev->cap.vht_cap; |
| |
| if (!(ar_ht_cap & WMI_HT_CAP_ENABLED)) |
| return ht_cap; |
| |
| ht_cap.ht_supported = 1; |
| ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; |
| ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; |
| ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; |
| ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; |
| ht_cap.cap |= WLAN_HT_CAP_SM_PS_STATIC << IEEE80211_HT_CAP_SM_PS_SHIFT; |
| |
| if (ar_ht_cap & WMI_HT_CAP_HT20_SGI) |
| ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; |
| |
| if (ar_ht_cap & WMI_HT_CAP_HT40_SGI) |
| ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; |
| |
| if (ar_ht_cap & WMI_HT_CAP_DYNAMIC_SMPS) { |
| u32 smps; |
| |
| smps = WLAN_HT_CAP_SM_PS_DYNAMIC; |
| smps <<= IEEE80211_HT_CAP_SM_PS_SHIFT; |
| |
| ht_cap.cap |= smps; |
| } |
| |
| if (ar_ht_cap & WMI_HT_CAP_TX_STBC) |
| ht_cap.cap |= IEEE80211_HT_CAP_TX_STBC; |
| |
| if (ar_ht_cap & WMI_HT_CAP_RX_STBC) { |
| u32 stbc; |
| |
| stbc = ar_ht_cap; |
| stbc &= WMI_HT_CAP_RX_STBC; |
| stbc >>= WMI_HT_CAP_RX_STBC_MASK_SHIFT; |
| stbc <<= IEEE80211_HT_CAP_RX_STBC_SHIFT; |
| stbc &= IEEE80211_HT_CAP_RX_STBC; |
| |
| ht_cap.cap |= stbc; |
| } |
| |
| if (ar_ht_cap & WMI_HT_CAP_RX_LDPC) |
| ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING; |
| |
| if (ar_ht_cap & WMI_HT_CAP_L_SIG_TXOP_PROT) |
| ht_cap.cap |= IEEE80211_HT_CAP_LSIG_TXOP_PROT; |
| |
| if (ar_vht_cap & WMI_VHT_CAP_MAX_MPDU_LEN_MASK) |
| ht_cap.cap |= IEEE80211_HT_CAP_MAX_AMSDU; |
| |
| for (i = 0; i < ar->num_rx_chains; i++) { |
| if (rate_cap_rx_chainmask & BIT(i)) |
| ht_cap.mcs.rx_mask[i] = 0xFF; |
| } |
| |
| ht_cap.mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED; |
| |
| return ht_cap; |
| } |
| |
| static int ath11k_mac_set_txbf_conf(struct ath11k_vif *arvif) |
| { |
| u32 value = 0; |
| struct ath11k *ar = arvif->ar; |
| int nsts; |
| int sound_dim; |
| u32 vht_cap = ar->pdev->cap.vht_cap; |
| u32 vdev_param = WMI_VDEV_PARAM_TXBF; |
| |
| if (vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)) { |
| nsts = vht_cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; |
| nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; |
| value |= SM(nsts, WMI_TXBF_STS_CAP_OFFSET); |
| } |
| |
| if (vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE)) { |
| sound_dim = vht_cap & |
| IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; |
| sound_dim >>= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; |
| if (sound_dim > (ar->num_tx_chains - 1)) |
| sound_dim = ar->num_tx_chains - 1; |
| value |= SM(sound_dim, WMI_BF_SOUND_DIM_OFFSET); |
| } |
| |
| if (!value) |
| return 0; |
| |
| if (vht_cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) { |
| value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFER; |
| |
| if ((vht_cap & IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE) && |
| arvif->vdev_type == WMI_VDEV_TYPE_AP) |
| value |= WMI_VDEV_PARAM_TXBF_MU_TX_BFER; |
| } |
| |
| /* TODO: SUBFEE not validated in HK, disable here until validated? */ |
| |
| if (vht_cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE) { |
| value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFEE; |
| |
| if ((vht_cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE) && |
| arvif->vdev_type == WMI_VDEV_TYPE_STA) |
| value |= WMI_VDEV_PARAM_TXBF_MU_TX_BFEE; |
| } |
| |
| return ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| vdev_param, value); |
| } |
| |
| static void ath11k_set_vht_txbf_cap(struct ath11k *ar, u32 *vht_cap) |
| { |
| bool subfer, subfee; |
| int sound_dim = 0; |
| |
| subfer = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE)); |
| subfee = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)); |
| |
| if (ar->num_tx_chains < 2) { |
| *vht_cap &= ~(IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); |
| subfer = false; |
| } |
| |
| /* If SU Beaformer is not set, then disable MU Beamformer Capability */ |
| if (!subfer) |
| *vht_cap &= ~(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE); |
| |
| /* If SU Beaformee is not set, then disable MU Beamformee Capability */ |
| if (!subfee) |
| *vht_cap &= ~(IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); |
| |
| sound_dim = (*vht_cap & IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK); |
| sound_dim >>= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; |
| *vht_cap &= ~IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; |
| |
| /* TODO: Need to check invalid STS and Sound_dim values set by FW? */ |
| |
| /* Enable Sounding Dimension Field only if SU BF is enabled */ |
| if (subfer) { |
| if (sound_dim > (ar->num_tx_chains - 1)) |
| sound_dim = ar->num_tx_chains - 1; |
| |
| sound_dim <<= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; |
| sound_dim &= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; |
| *vht_cap |= sound_dim; |
| } |
| |
| /* Use the STS advertised by FW unless SU Beamformee is not supported*/ |
| if (!subfee) |
| *vht_cap &= ~(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK); |
| } |
| |
| static struct ieee80211_sta_vht_cap |
| ath11k_create_vht_cap(struct ath11k *ar, u32 rate_cap_tx_chainmask, |
| u32 rate_cap_rx_chainmask) |
| { |
| struct ieee80211_sta_vht_cap vht_cap = {0}; |
| u16 txmcs_map, rxmcs_map; |
| int i; |
| |
| vht_cap.vht_supported = 1; |
| vht_cap.cap = ar->pdev->cap.vht_cap; |
| |
| ath11k_set_vht_txbf_cap(ar, &vht_cap.cap); |
| |
| rxmcs_map = 0; |
| txmcs_map = 0; |
| for (i = 0; i < 8; i++) { |
| if (i < ar->num_tx_chains && rate_cap_tx_chainmask & BIT(i)) |
| txmcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2); |
| else |
| txmcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2); |
| |
| if (i < ar->num_rx_chains && rate_cap_rx_chainmask & BIT(i)) |
| rxmcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2); |
| else |
| rxmcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2); |
| } |
| |
| if (rate_cap_tx_chainmask <= 1) |
| vht_cap.cap &= ~IEEE80211_VHT_CAP_TXSTBC; |
| |
| vht_cap.vht_mcs.rx_mcs_map = cpu_to_le16(rxmcs_map); |
| vht_cap.vht_mcs.tx_mcs_map = cpu_to_le16(txmcs_map); |
| |
| return vht_cap; |
| } |
| |
| static void ath11k_mac_setup_ht_vht_cap(struct ath11k *ar, |
| struct ath11k_pdev_cap *cap, |
| u32 *ht_cap_info) |
| { |
| struct ieee80211_supported_band *band; |
| u32 rate_cap_tx_chainmask; |
| u32 rate_cap_rx_chainmask; |
| u32 ht_cap; |
| |
| rate_cap_tx_chainmask = ar->cfg_tx_chainmask >> cap->tx_chain_mask_shift; |
| rate_cap_rx_chainmask = ar->cfg_rx_chainmask >> cap->rx_chain_mask_shift; |
| |
| if (cap->supported_bands & WMI_HOST_WLAN_2G_CAP) { |
| band = &ar->mac.sbands[NL80211_BAND_2GHZ]; |
| ht_cap = cap->band[NL80211_BAND_2GHZ].ht_cap_info; |
| if (ht_cap_info) |
| *ht_cap_info = ht_cap; |
| band->ht_cap = ath11k_create_ht_cap(ar, ht_cap, |
| rate_cap_rx_chainmask); |
| |
| band->vht_cap = ath11k_create_vht_cap(ar, rate_cap_tx_chainmask, |
| rate_cap_rx_chainmask); |
| } |
| |
| if (cap->supported_bands & WMI_HOST_WLAN_5G_CAP && !ar->supports_6ghz) { |
| band = &ar->mac.sbands[NL80211_BAND_5GHZ]; |
| ht_cap = cap->band[NL80211_BAND_5GHZ].ht_cap_info; |
| if (ht_cap_info) |
| *ht_cap_info = ht_cap; |
| band->ht_cap = ath11k_create_ht_cap(ar, ht_cap, |
| rate_cap_rx_chainmask); |
| band->vht_cap = ath11k_create_vht_cap(ar, rate_cap_tx_chainmask, |
| rate_cap_rx_chainmask); |
| } |
| } |
| |
| static int ath11k_check_chain_mask(struct ath11k *ar, u32 ant, bool is_tx_ant) |
| { |
| /* TODO: Check the request chainmask against the supported |
| * chainmask table which is advertised in extented_service_ready event |
| */ |
| |
| return 0; |
| } |
| |
| static void ath11k_gen_ppe_thresh(struct ath11k_ppe_threshold *fw_ppet, |
| u8 *he_ppet) |
| { |
| int nss, ru; |
| u8 bit = 7; |
| |
| he_ppet[0] = fw_ppet->numss_m1 & IEEE80211_PPE_THRES_NSS_MASK; |
| he_ppet[0] |= (fw_ppet->ru_bit_mask << |
| IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS) & |
| IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK; |
| for (nss = 0; nss <= fw_ppet->numss_m1; nss++) { |
| for (ru = 0; ru < 4; ru++) { |
| u8 val; |
| int i; |
| |
| if ((fw_ppet->ru_bit_mask & BIT(ru)) == 0) |
| continue; |
| val = (fw_ppet->ppet16_ppet8_ru3_ru0[nss] >> (ru * 6)) & |
| 0x3f; |
| val = ((val >> 3) & 0x7) | ((val & 0x7) << 3); |
| for (i = 5; i >= 0; i--) { |
| he_ppet[bit / 8] |= |
| ((val >> i) & 0x1) << ((bit % 8)); |
| bit++; |
| } |
| } |
| } |
| } |
| |
| static void |
| ath11k_mac_filter_he_cap_mesh(struct ieee80211_he_cap_elem *he_cap_elem) |
| { |
| u8 m; |
| |
| m = IEEE80211_HE_MAC_CAP0_TWT_RES | |
| IEEE80211_HE_MAC_CAP0_TWT_REQ; |
| he_cap_elem->mac_cap_info[0] &= ~m; |
| |
| m = IEEE80211_HE_MAC_CAP2_TRS | |
| IEEE80211_HE_MAC_CAP2_BCAST_TWT | |
| IEEE80211_HE_MAC_CAP2_MU_CASCADING; |
| he_cap_elem->mac_cap_info[2] &= ~m; |
| |
| m = IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED | |
| IEEE80211_HE_MAC_CAP2_BCAST_TWT | |
| IEEE80211_HE_MAC_CAP2_MU_CASCADING; |
| he_cap_elem->mac_cap_info[3] &= ~m; |
| |
| m = IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG | |
| IEEE80211_HE_MAC_CAP4_BQR; |
| he_cap_elem->mac_cap_info[4] &= ~m; |
| |
| m = IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECVITE_TRANSMISSION | |
| IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU | |
| IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING | |
| IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX; |
| he_cap_elem->mac_cap_info[5] &= ~m; |
| |
| m = IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | |
| IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO; |
| he_cap_elem->phy_cap_info[2] &= ~m; |
| |
| m = IEEE80211_HE_PHY_CAP3_RX_HE_MU_PPDU_FROM_NON_AP_STA | |
| IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK | |
| IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK; |
| he_cap_elem->phy_cap_info[3] &= ~m; |
| |
| m = IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER; |
| he_cap_elem->phy_cap_info[4] &= ~m; |
| |
| m = IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK; |
| he_cap_elem->phy_cap_info[5] &= ~m; |
| |
| m = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU | |
| IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMER_FB | |
| IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB | |
| IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO; |
| he_cap_elem->phy_cap_info[6] &= ~m; |
| |
| m = IEEE80211_HE_PHY_CAP7_SRP_BASED_SR | |
| IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_AR | |
| IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ | |
| IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ; |
| he_cap_elem->phy_cap_info[7] &= ~m; |
| |
| m = IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI | |
| IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G | |
| IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU | |
| IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU; |
| he_cap_elem->phy_cap_info[8] &= ~m; |
| |
| m = IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | |
| IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK | |
| IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | |
| IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | |
| IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | |
| IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB; |
| he_cap_elem->phy_cap_info[9] &= ~m; |
| } |
| |
| static __le16 ath11k_mac_setup_he_6ghz_cap(struct ath11k_pdev_cap *pcap, |
| struct ath11k_band_cap *bcap) |
| { |
| u8 val; |
| |
| bcap->he_6ghz_capa = IEEE80211_HT_MPDU_DENSITY_NONE; |
| if (bcap->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS) |
| bcap->he_6ghz_capa |= |
| FIELD_PREP(IEEE80211_HE_6GHZ_CAP_SM_PS, |
| WLAN_HT_CAP_SM_PS_DYNAMIC); |
| else |
| bcap->he_6ghz_capa |= |
| FIELD_PREP(IEEE80211_HE_6GHZ_CAP_SM_PS, |
| WLAN_HT_CAP_SM_PS_DISABLED); |
| val = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, |
| pcap->vht_cap); |
| bcap->he_6ghz_capa |= |
| FIELD_PREP(IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP, val); |
| val = FIELD_GET(IEEE80211_VHT_CAP_MAX_MPDU_MASK, pcap->vht_cap); |
| bcap->he_6ghz_capa |= |
| FIELD_PREP(IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN, val); |
| if (pcap->vht_cap & IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN) |
| bcap->he_6ghz_capa |= IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS; |
| if (pcap->vht_cap & IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN) |
| bcap->he_6ghz_capa |= IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS; |
| |
| return cpu_to_le16(bcap->he_6ghz_capa); |
| } |
| |
| static void ath11k_mac_set_hemcsmap(struct ath11k *ar, |
| struct ath11k_pdev_cap *cap, |
| struct ieee80211_sta_he_cap * he_cap) |
| { |
| u16 txmcs_map = 0, rxmcs_map = 0; |
| u16 txmcs_map_160 = 0, rxmcs_map_160 = 0; |
| u32 i = 0; |
| u8 maxtxnss_160 = ath11k_get_nss_160MHz(ar, ar->num_tx_chains); |
| u8 maxrxnss_160 = ath11k_get_nss_160MHz(ar, ar->num_rx_chains); |
| |
| for (i = 0; i < 8; i++) { |
| if (i < ar->num_tx_chains && |
| (ar->cfg_tx_chainmask >> cap->tx_chain_mask_shift) & BIT(i)) |
| txmcs_map |= IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2); |
| else |
| txmcs_map |= IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2); |
| |
| if (i < ar->num_rx_chains && |
| (ar->cfg_rx_chainmask >> cap->tx_chain_mask_shift) & BIT(i)) |
| rxmcs_map |= IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2); |
| else |
| rxmcs_map |= IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2); |
| |
| if (i < maxtxnss_160 && |
| (ar->cfg_tx_chainmask >> cap->tx_chain_mask_shift) & BIT(i)) |
| txmcs_map_160 |= IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2); |
| else |
| txmcs_map_160 |= IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2); |
| |
| if (i < maxrxnss_160 && |
| (ar->cfg_tx_chainmask >> cap->tx_chain_mask_shift) & BIT(i)) |
| rxmcs_map_160 |= IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2); |
| else |
| rxmcs_map_160 |= IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2); |
| } |
| he_cap->he_mcs_nss_supp.rx_mcs_80 = |
| cpu_to_le16(rxmcs_map & 0xffff); |
| he_cap->he_mcs_nss_supp.tx_mcs_80 = |
| cpu_to_le16(txmcs_map & 0xffff); |
| he_cap->he_mcs_nss_supp.rx_mcs_160 = |
| cpu_to_le16(rxmcs_map_160 & 0xffff); |
| he_cap->he_mcs_nss_supp.tx_mcs_160 = |
| cpu_to_le16(txmcs_map_160 & 0xffff); |
| he_cap->he_mcs_nss_supp.rx_mcs_80p80 = |
| cpu_to_le16(rxmcs_map_160 & 0xffff); |
| he_cap->he_mcs_nss_supp.tx_mcs_80p80 = |
| cpu_to_le16(txmcs_map_160 & 0xffff); |
| } |
| |
| static int ath11k_mac_copy_he_cap(struct ath11k *ar, |
| struct ath11k_pdev_cap *cap, |
| struct ieee80211_sband_iftype_data *data, |
| int band) |
| { |
| int i, idx = 0; |
| |
| for (i = 0; i < NUM_NL80211_IFTYPES; i++) { |
| struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap; |
| struct ath11k_band_cap *band_cap = &cap->band[band]; |
| struct ieee80211_supported_band *sband = &ar->mac.sbands[band]; |
| struct ieee80211_he_cap_elem *he_cap_elem = |
| &he_cap->he_cap_elem; |
| |
| switch (i) { |
| case NL80211_IFTYPE_STATION: |
| case NL80211_IFTYPE_AP: |
| case NL80211_IFTYPE_MESH_POINT: |
| break; |
| |
| default: |
| continue; |
| } |
| |
| data[idx].types_mask = BIT(i); |
| he_cap->has_he = true; |
| memcpy(he_cap_elem->mac_cap_info, band_cap->he_cap_info, |
| sizeof(he_cap_elem->mac_cap_info)); |
| memcpy(he_cap_elem->phy_cap_info, band_cap->he_cap_phy_info, |
| sizeof(he_cap_elem->phy_cap_info)); |
| |
| he_cap_elem->mac_cap_info[1] &= |
| IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK; |
| |
| he_cap_elem->phy_cap_info[5] &= |
| ~IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK; |
| he_cap_elem->phy_cap_info[5] |= ar->num_tx_chains - 1; |
| |
| switch (i) { |
| case NL80211_IFTYPE_AP: |
| he_cap_elem->phy_cap_info[3] &= |
| ~IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK; |
| he_cap_elem->phy_cap_info[9] |= |
| IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU; |
| break; |
| case NL80211_IFTYPE_STATION: |
| he_cap_elem->mac_cap_info[0] &= |
| ~IEEE80211_HE_MAC_CAP0_TWT_RES; |
| he_cap_elem->mac_cap_info[0] |= |
| IEEE80211_HE_MAC_CAP0_TWT_REQ; |
| he_cap_elem->phy_cap_info[9] |= |
| IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU; |
| break; |
| case NL80211_IFTYPE_MESH_POINT: |
| ath11k_mac_filter_he_cap_mesh(he_cap_elem); |
| break; |
| } |
| |
| ath11k_mac_set_hemcsmap(ar, cap, he_cap); |
| |
| memcpy(&sband->he_cap, he_cap, sizeof(*he_cap)); |
| memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres)); |
| if (he_cap_elem->phy_cap_info[6] & |
| IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) |
| ath11k_gen_ppe_thresh(&band_cap->he_ppet, |
| he_cap->ppe_thres); |
| |
| if (band == NL80211_BAND_6GHZ) { |
| data[idx].he_6ghz_capa.capa = |
| ath11k_mac_setup_he_6ghz_cap(cap, band_cap); |
| } |
| idx++; |
| } |
| |
| return idx; |
| } |
| |
| static void ath11k_mac_setup_he_cap(struct ath11k *ar, |
| struct ath11k_pdev_cap *cap) |
| { |
| struct ieee80211_supported_band *band; |
| int count; |
| |
| if (cap->supported_bands & WMI_HOST_WLAN_2G_CAP) { |
| count = ath11k_mac_copy_he_cap(ar, cap, |
| ar->mac.iftype[NL80211_BAND_2GHZ], |
| NL80211_BAND_2GHZ); |
| band = &ar->mac.sbands[NL80211_BAND_2GHZ]; |
| band->iftype_data = ar->mac.iftype[NL80211_BAND_2GHZ]; |
| band->n_iftype_data = count; |
| } |
| |
| if (cap->supported_bands & WMI_HOST_WLAN_5G_CAP) { |
| count = ath11k_mac_copy_he_cap(ar, cap, |
| ar->mac.iftype[NL80211_BAND_5GHZ], |
| NL80211_BAND_5GHZ); |
| band = &ar->mac.sbands[NL80211_BAND_5GHZ]; |
| band->iftype_data = ar->mac.iftype[NL80211_BAND_5GHZ]; |
| band->n_iftype_data = count; |
| } |
| |
| if (cap->supported_bands & WMI_HOST_WLAN_5G_CAP && |
| ar->supports_6ghz) { |
| count = ath11k_mac_copy_he_cap(ar, cap, |
| ar->mac.iftype[NL80211_BAND_6GHZ], |
| NL80211_BAND_6GHZ); |
| band = &ar->mac.sbands[NL80211_BAND_6GHZ]; |
| band->iftype_data = ar->mac.iftype[NL80211_BAND_6GHZ]; |
| band->n_iftype_data = count; |
| } |
| } |
| |
| static int __ath11k_set_antenna(struct ath11k *ar, u32 tx_ant, u32 rx_ant) |
| { |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (ath11k_check_chain_mask(ar, tx_ant, true)) |
| return -EINVAL; |
| |
| if (ath11k_check_chain_mask(ar, rx_ant, false)) |
| return -EINVAL; |
| |
| ar->cfg_tx_chainmask = tx_ant; |
| ar->cfg_rx_chainmask = rx_ant; |
| |
| if (ar->state != ATH11K_STATE_ON && |
| ar->state != ATH11K_STATE_RESTARTED) |
| return 0; |
| |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_TX_CHAIN_MASK, |
| tx_ant, ar->pdev->pdev_id); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set tx-chainmask: %d, req 0x%x\n", |
| ret, tx_ant); |
| return ret; |
| } |
| |
| ar->num_tx_chains = get_num_chains(tx_ant); |
| |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_RX_CHAIN_MASK, |
| rx_ant, ar->pdev->pdev_id); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set rx-chainmask: %d, req 0x%x\n", |
| ret, rx_ant); |
| return ret; |
| } |
| |
| ar->num_rx_chains = get_num_chains(rx_ant); |
| |
| /* Reload HT/VHT/HE capability */ |
| ath11k_mac_setup_ht_vht_cap(ar, &ar->pdev->cap, NULL); |
| ath11k_mac_setup_he_cap(ar, &ar->pdev->cap); |
| |
| return 0; |
| } |
| |
| static void ath11k_mac_tx_mgmt_free(struct ath11k *ar, int buf_id) |
| { |
| struct sk_buff *msdu; |
| struct ieee80211_tx_info *info; |
| |
| spin_lock_bh(&ar->txmgmt_idr_lock); |
| msdu = idr_remove(&ar->txmgmt_idr, buf_id); |
| spin_unlock_bh(&ar->txmgmt_idr_lock); |
| |
| /* msdu is already removed if msdu is NULL, |
| * if msdu is not NULL we free the skb below and |
| * idr wont be seen if any concurent tx completion happen |
| */ |
| if (!msdu) |
| return; |
| |
| dma_unmap_single(ar->ab->dev, ATH11K_SKB_CB(msdu)->paddr, msdu->len, |
| DMA_TO_DEVICE); |
| |
| info = IEEE80211_SKB_CB(msdu); |
| memset(&info->status, 0, sizeof(info->status)); |
| |
| ieee80211_free_txskb(ar->hw, msdu); |
| } |
| |
| int ath11k_mac_tx_mgmt_pending_free(int buf_id, void *skb, void *ctx) |
| { |
| struct ath11k *ar = ctx; |
| |
| ath11k_mac_tx_mgmt_free(ar, buf_id); |
| |
| return 0; |
| } |
| |
| static int ath11k_mac_vif_txmgmt_idr_remove(int buf_id, void *skb, void *ctx) |
| { |
| struct ieee80211_vif *vif = ctx; |
| struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB((struct sk_buff *)skb); |
| struct ath11k *ar = skb_cb->ar; |
| |
| if (skb_cb->vif == vif) |
| ath11k_mac_tx_mgmt_free(ar, buf_id); |
| |
| return 0; |
| } |
| |
| static int ath11k_mac_mgmt_tx_wmi(struct ath11k *ar, struct ath11k_vif *arvif, |
| struct sk_buff *skb) |
| { |
| struct ath11k_base *ab = ar->ab; |
| struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; |
| struct ieee80211_tx_info *info; |
| struct ath11k_peer *peer; |
| struct ath11k_sta *arsta; |
| dma_addr_t paddr; |
| bool tx_params_valid = false; |
| int buf_id; |
| int ret; |
| |
| spin_lock_bh(&ar->txmgmt_idr_lock); |
| buf_id = idr_alloc(&ar->txmgmt_idr, skb, 0, |
| ATH11K_TX_MGMT_NUM_PENDING_MAX, GFP_ATOMIC); |
| spin_unlock_bh(&ar->txmgmt_idr_lock); |
| if (buf_id < 0) |
| return -ENOSPC; |
| |
| info = IEEE80211_SKB_CB(skb); |
| if (!(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP)) { |
| if ((ieee80211_is_action(hdr->frame_control) || |
| ieee80211_is_deauth(hdr->frame_control) || |
| ieee80211_is_disassoc(hdr->frame_control)) && |
| ieee80211_has_protected(hdr->frame_control)) { |
| skb_put(skb, IEEE80211_CCMP_MIC_LEN); |
| } |
| } |
| |
| paddr = dma_map_single(ab->dev, skb->data, skb->len, DMA_TO_DEVICE); |
| if (dma_mapping_error(ab->dev, paddr)) { |
| ath11k_warn(ab, "failed to DMA map mgmt Tx buffer\n"); |
| ret = -EIO; |
| goto err_free_idr; |
| } |
| |
| ATH11K_SKB_CB(skb)->paddr = paddr; |
| ATH11K_SKB_CB(skb)->vif = arvif->vif; |
| ATH11K_SKB_CB(skb)->ar = ar; |
| |
| if (ieee80211_is_qos_nullfunc(hdr->frame_control)) { |
| ret = ath11k_wmi_qos_null_send(ar, arvif->vdev_id, buf_id, skb); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to send qos null frame over wmi: %d\n", ret); |
| goto err_unmap_buf; |
| } |
| |
| return 0; |
| } |
| |
| if (ar->cfr_enabled && |
| ieee80211_is_probe_resp(hdr->frame_control) && |
| peer_is_in_cfr_unassoc_pool(ar, hdr->addr1)) |
| tx_params_valid = true; |
| |
| if (ieee80211_has_protected(hdr->frame_control) && |
| ieee80211_is_disassoc(hdr->frame_control)) { |
| spin_lock_bh(&ar->ab->base_lock); |
| peer = ath11k_peer_find_by_addr(ar->ab, hdr->addr1); |
| if (peer && peer->sta) { |
| arsta = (struct ath11k_sta *)peer->sta->drv_priv; |
| reinit_completion(&arsta->disassoc_comp); |
| arsta->tx_disassoc = true; |
| } |
| spin_unlock_bh(&ar->ab->base_lock); |
| } |
| |
| ret = ath11k_wmi_mgmt_send(ar, arvif->vdev_id, buf_id, skb, |
| tx_params_valid); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to send mgmt frame: %d\n", ret); |
| goto err_unmap_buf; |
| } |
| |
| return 0; |
| |
| err_unmap_buf: |
| dma_unmap_single(ab->dev, ATH11K_SKB_CB(skb)->paddr, |
| skb->len, DMA_TO_DEVICE); |
| err_free_idr: |
| spin_lock_bh(&ar->txmgmt_idr_lock); |
| idr_remove(&ar->txmgmt_idr, buf_id); |
| spin_unlock_bh(&ar->txmgmt_idr_lock); |
| |
| return ret; |
| } |
| |
| static void ath11k_mgmt_over_wmi_tx_purge(struct ath11k *ar) |
| { |
| struct sk_buff *skb; |
| |
| while ((skb = skb_dequeue(&ar->wmi_mgmt_tx_queue)) != NULL) |
| ieee80211_free_txskb(ar->hw, skb); |
| } |
| |
| static void ath11k_mgmt_over_wmi_tx_work(struct work_struct *work) |
| { |
| struct ath11k *ar = container_of(work, struct ath11k, wmi_mgmt_tx_work); |
| struct ath11k_skb_cb *skb_cb; |
| struct ath11k_vif *arvif; |
| struct sk_buff *skb; |
| int ret; |
| |
| ar->debug.num_tx_work++; |
| while ((skb = skb_dequeue(&ar->wmi_mgmt_tx_queue)) != NULL) { |
| skb_cb = ATH11K_SKB_CB(skb); |
| if (!skb_cb->vif) { |
| ath11k_warn(ar->ab, "no vif found for mgmt frame\n"); |
| ieee80211_free_txskb(ar->hw, skb); |
| continue; |
| } |
| |
| arvif = ath11k_vif_to_arvif(skb_cb->vif); |
| mutex_lock(&ar->conf_mutex); |
| if (ar->allocated_vdev_map & (1LL << arvif->vdev_id) && |
| arvif->is_started) { |
| atomic_inc(&ar->num_pending_mgmt_tx); |
| ret = ath11k_mac_mgmt_tx_wmi(ar, arvif, skb); |
| if (ret) { |
| if (atomic_dec_if_positive(&ar->num_pending_mgmt_tx) < 0) { |
| WARN_ON_ONCE(1); |
| } |
| ath11k_warn(ar->ab, "failed to tx mgmt frame, vdev_id %d :%d\n", |
| arvif->vdev_id, ret); |
| ieee80211_free_txskb(ar->hw, skb); |
| } |
| } else { |
| ath11k_warn(ar->ab, |
| "dropping mgmt frame for vdev %d, is_started %d\n", |
| arvif->vdev_id, |
| arvif->is_started); |
| ieee80211_free_txskb(ar->hw, skb); |
| } |
| mutex_unlock(&ar->conf_mutex); |
| } |
| } |
| |
| static int ath11k_mac_tx_over_wmi(struct ath11k *ar, struct sk_buff *skb, |
| bool is_prb_rsp) |
| { |
| struct sk_buff_head *q = &ar->wmi_mgmt_tx_queue; |
| |
| ar->debug.num_tx_wmi_mgmt++; |
| if (test_bit(ATH11K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags)) |
| return -ESHUTDOWN; |
| |
| /* Drop probe response packets when the pending management tx |
| * count has reached a certain threshold, so as to prioritize |
| * other mgmt packets like auth and assoc to be sent on time |
| * for establishing successful connections. |
| */ |
| if (is_prb_rsp && |
| atomic_read(&ar->num_pending_mgmt_tx) > ATH11K_PRB_RSP_DROP_THRESHOLD) { |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "dropping probe response as pending queue is almost full\n"); |
| return -EBUSY; |
| } |
| |
| if (skb_queue_len(q) == ATH11K_TX_MGMT_NUM_PENDING_MAX) { |
| ath11k_warn(ar->ab, "mgmt tx queue is full\n"); |
| return -ENOSPC; |
| } |
| |
| skb_queue_tail(q, skb); |
| ieee80211_queue_work(ar->hw, &ar->wmi_mgmt_tx_work); |
| |
| return 0; |
| } |
| |
| static void ath11k_mac_op_tx(struct ieee80211_hw *hw, |
| struct ieee80211_tx_control *control, |
| struct sk_buff *skb) |
| { |
| struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB(skb); |
| struct ath11k *ar = hw->priv; |
| struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); |
| struct ieee80211_vif *vif = info->control.vif; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; |
| struct ieee80211_key_conf *key = info->control.hw_key; |
| struct ath11k_mgmt_frame_stats *mgmt_stats = &arvif->mgmt_stats; |
| u32 info_flags = info->flags; |
| struct ieee80211_sta *sta = control->sta; |
| struct ath11k_sta *arsta = NULL; |
| struct ieee80211_mgmt *mgmt; |
| bool is_prb_rsp; |
| u16 frm_type = 0; |
| u8 tid, *qos_ctl; |
| bool noack = false; |
| int ret; |
| u64 adjusted_tsf; |
| |
| if (unlikely(test_bit(ATH11K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags))) { |
| ieee80211_free_txskb(ar->hw, skb); |
| return; |
| } |
| |
| memset(skb_cb, 0, sizeof(*skb_cb)); |
| skb_cb->vif = vif; |
| |
| if (key) { |
| skb_cb->cipher = key->cipher; |
| skb_cb->flags |= ATH11K_SKB_CIPHER_SET; |
| } |
| |
| if (info_flags & IEEE80211_TX_CTL_HW_80211_ENCAP) { |
| skb_cb->flags |= ATH11K_SKB_HW_80211_ENCAP; |
| } else if (ieee80211_is_mgmt(hdr->frame_control)) { |
| frm_type = FIELD_GET(IEEE80211_FCTL_STYPE, hdr->frame_control); |
| is_prb_rsp = ieee80211_is_probe_resp(hdr->frame_control); |
| if (is_prb_rsp && arvif->tbtt_offset) { |
| mgmt = (struct ieee80211_mgmt *)skb->data; |
| adjusted_tsf = cpu_to_le64(0ULL - arvif->tbtt_offset); |
| memcpy(&mgmt->u.probe_resp.timestamp, &adjusted_tsf, |
| sizeof(adjusted_tsf)); |
| } |
| ret = ath11k_mac_tx_over_wmi(ar, skb, is_prb_rsp); |
| if (ret) { |
| if (ret != -EBUSY) |
| ath11k_warn(ar->ab, "failed to queue management frame %d\n", |
| ret); |
| ieee80211_free_txskb(ar->hw, skb); |
| spin_lock_bh(&ar->data_lock); |
| mgmt_stats->tx_fail_cnt[frm_type]++; |
| spin_unlock_bh(&ar->data_lock); |
| } else { |
| spin_lock_bh(&ar->data_lock); |
| mgmt_stats->tx_succ_cnt[frm_type]++; |
| spin_unlock_bh(&ar->data_lock); |
| } |
| return; |
| } else if (ath11k_nss_offload_enabled(ar->ab) && |
| ieee80211_is_qos_nullfunc(hdr->frame_control) && |
| test_bit(WMI_TLV_SERVICE_QOS_NULL_FRAME_TX_OVER_WMI, |
| ar->ab->wmi_ab.svc_map)) { |
| /* NSS driver does not support tx qos null pkt hence it is offload |
| * to fw via wmi path similar to mgmt frames |
| */ |
| ret = ath11k_mac_tx_over_wmi(ar, skb, false); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to queue qos null frame %d\n", |
| ret); |
| ieee80211_free_txskb(ar->hw, skb); |
| } |
| return; |
| } |
| |
| /* Must call mac80211 tx status handler, else when stats is disabled we free |
| * the skb from driver. Own tx packets on monitor will also be disabled. |
| */ |
| if ((info->flags & (IEEE80211_TX_CTL_REQ_TX_STATUS | IEEE80211_TX_INTFL_NL80211_FRAME_TX)) || |
| info->ack_frame_id || vif->type == NL80211_IFTYPE_MESH_POINT || |
| ar->monitor_vdev_created) |
| skb_cb->flags |= ATH11K_SKB_TX_STATUS; |
| |
| if (ieee80211_is_data_qos(hdr->frame_control)) { |
| qos_ctl = ieee80211_get_qos_ctl(hdr); |
| tid = (*qos_ctl) & IEEE80211_QOS_CTL_TID_MASK; |
| |
| if (arvif->tid_cfg[tid].noack == WMI_PEER_TID_CONFIG_NOACK) |
| noack = true; |
| |
| /* sta specific config has high precedence over vif specific config |
| * Hence overwrite sta specific config if it is present |
| */ |
| if (sta) { |
| arsta = (struct ath11k_sta *)sta->drv_priv; |
| if (arsta->tid_cfg[tid].noack == WMI_PEER_TID_CONFIG_NOACK) |
| noack = true; |
| |
| if (arsta->tid_cfg[tid].noack == WMI_PEER_TID_CONFIG_ACK) |
| noack = false; |
| } |
| |
| if (noack) |
| skb_cb->flags |= ATH11K_SKB_F_NOACK_TID; |
| } |
| |
| if (ath11k_nss_offload_enabled(ar->ab)) |
| ret = ath11k_nss_tx(arvif, skb); |
| else if (info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) |
| ret = ath11k_dp_tx_simple(ar, arvif, skb, control->sta); |
| else |
| ret = ath11k_dp_tx(ar, arvif, skb, control->sta); |
| if (unlikely(ret)) { |
| ath11k_warn(ar->ab, "failed to transmit frame %d\n", ret); |
| ieee80211_free_txskb(ar->hw, skb); |
| } |
| |
| if (ath11k_debugfs_is_extd_tx_stats_enabled(ar) && sta) { |
| arsta = (struct ath11k_sta *)sta->drv_priv; |
| if (arsta) { |
| atomic_inc(&arsta->drv_tx_pkts.pkts_in); |
| if (!ret) |
| atomic_inc(&arsta->drv_tx_pkts.pkts_out); |
| } |
| } |
| } |
| |
| void ath11k_mac_drain_tx(struct ath11k *ar) |
| { |
| /* make sure rcu-protected mac80211 tx path itself is drained */ |
| synchronize_net(); |
| |
| cancel_work_sync(&ar->wmi_mgmt_tx_work); |
| ath11k_mgmt_over_wmi_tx_purge(ar); |
| } |
| |
| static int ath11k_mac_config_mon_status_default(struct ath11k *ar, bool enable) |
| { |
| struct htt_rx_ring_tlv_filter tlv_filter = {0}; |
| struct ath11k_base *ab = ar->ab; |
| int i, ret = 0; |
| u32 ring_id; |
| |
| if (enable) { |
| tlv_filter = ath11k_mac_mon_status_filter_default; |
| ath11k_nss_ext_rx_stats(ar->ab, &tlv_filter); |
| |
| if (ath11k_debugfs_rx_filter(ar)) |
| tlv_filter.rx_filter = ath11k_debugfs_rx_filter(ar); |
| } |
| |
| tlv_filter.offset_valid = false; |
| for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) { |
| ring_id = ar->dp.rx_mon_status_refill_ring[i].refill_buf_ring.ring_id; |
| ret = ath11k_dp_tx_htt_rx_filter_setup(ar->ab, ring_id, |
| ar->dp.mac_id + i, |
| HAL_RXDMA_MONITOR_STATUS, |
| DP_RX_BUFFER_SIZE, |
| &tlv_filter); |
| } |
| |
| if (enable && !ar->ab->hw_params.rxdma1_enable) |
| mod_timer(&ar->ab->mon_reap_timer, jiffies + |
| msecs_to_jiffies(ATH11K_MON_TIMER_INTERVAL)); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_op_start(struct ieee80211_hw *hw) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_pdev *pdev = ar->pdev; |
| struct device *dev = ab->dev; |
| struct wmi_init_country_params init_cc_params; |
| int ret; |
| |
| if (ath11k_ftm_mode) { |
| ath11k_err(ab, "fail to start mac operations in ftm mode\n"); |
| return -EWOULDBLOCK; |
| } |
| |
| ath11k_mac_drain_tx(ar); |
| mutex_lock(&ar->conf_mutex); |
| |
| switch (ar->state) { |
| case ATH11K_STATE_OFF: |
| ar->state = ATH11K_STATE_ON; |
| break; |
| case ATH11K_STATE_RESTARTING: |
| ar->state = ATH11K_STATE_RESTARTED; |
| break; |
| case ATH11K_STATE_RESTARTED: |
| case ATH11K_STATE_WEDGED: |
| case ATH11K_STATE_ON: |
| case ATH11K_STATE_TM: |
| WARN_ON(1); |
| ret = -EINVAL; |
| goto err; |
| } |
| |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_PMF_QOS, |
| 1, pdev->pdev_id); |
| |
| if (ret) { |
| ath11k_err(ar->ab, "failed to enable PMF QOS: (%d\n", ret); |
| goto err; |
| } |
| |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_DYNAMIC_BW, 1, |
| pdev->pdev_id); |
| if (ret) { |
| ath11k_err(ar->ab, "failed to enable dynamic bw: %d\n", ret); |
| goto err; |
| } |
| |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_ARP_AC_OVERRIDE, |
| 0, pdev->pdev_id); |
| if (ret) { |
| ath11k_err(ab, "failed to set ac override for ARP: %d\n", |
| ret); |
| goto err; |
| } |
| |
| ret = ath11k_wmi_send_dfs_phyerr_offload_enable_cmd(ar, pdev->pdev_id); |
| if (ret) { |
| ath11k_err(ab, "failed to offload radar detection: %d\n", |
| ret); |
| goto err; |
| } |
| |
| ret = ath11k_dp_tx_htt_h2t_ppdu_stats_req(ar, |
| HTT_PPDU_STATS_TAG_DEFAULT); |
| if (ret) { |
| ath11k_err(ab, "failed to req ppdu stats: %d\n", ret); |
| goto err; |
| } |
| |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_MESH_MCAST_ENABLE, |
| 1, pdev->pdev_id); |
| |
| if (ret) { |
| ath11k_err(ar->ab, "failed to enable MESH MCAST ENABLE: (%d\n", ret); |
| goto err; |
| } |
| |
| if (ab->fw_recovery_support && |
| of_property_read_bool(dev->of_node, "qcom,multipd_arch")) |
| { |
| ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_MPD_USERPD_SSR, |
| 1, pdev->pdev_id); |
| if (ret) { |
| ath11k_err(ab, "failed to enable firmware SSR" |
| "recovery:%d\n", ret); |
| } |
| } |
| |
| __ath11k_set_antenna(ar, ar->cfg_tx_chainmask, ar->cfg_rx_chainmask); |
| |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_AGG_SW_RETRY_TH, |
| ATH11K_AGGR_SW_RETRY_THRESHOLD, pdev->pdev_id); |
| |
| if (ret) { |
| ath11k_err(ar->ab, "failed to set pdev agr retry thr %d\n", ret); |
| goto err; |
| } |
| |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_NON_AGG_SW_RETRY_TH, |
| ATH11K_AGGR_SW_RETRY_THRESHOLD, pdev->pdev_id); |
| |
| if (ret) { |
| ath11k_err(ar->ab, "failed to set pdev non-agr retry thr %d\n", ret); |
| goto err; |
| } |
| |
| /* TODO: Do we need to enable ANI? */ |
| |
| ath11k_reg_update_chan_list(ar); |
| |
| ar->num_started_vdevs = 0; |
| ar->num_created_vdevs = 0; |
| ar->num_peers = 0; |
| ar->allocated_vdev_map = 0; |
| ar->aggr_sw_retry_thold = ATH11K_AGGR_SW_RETRY_THRESHOLD; |
| ar->non_aggr_sw_retry_thold = ATH11K_AGGR_SW_RETRY_THRESHOLD; |
| |
| spin_lock_bh(&ar->data_lock); |
| ar->awgn_intf_handling_in_prog = false; |
| ar->num_mesh_vdevs = 0; |
| spin_unlock_bh(&ar->data_lock); |
| |
| /* Configure monitor status ring with default rx_filter to get rx status |
| * such as rssi, rx_duration. |
| */ |
| ret = ath11k_mac_config_mon_status_default(ar, true); |
| if (ret) { |
| ath11k_err(ab, "failed to configure monitor status ring with default rx_filter: (%d)\n", |
| ret); |
| goto err; |
| } |
| |
| /* Configure the hash seed for hash based reo dest ring selection */ |
| ath11k_wmi_pdev_lro_cfg(ar, ar->pdev->pdev_id); |
| |
| /* allow device to enter IMPS */ |
| if (ab->hw_params.idle_ps) { |
| ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_IDLE_PS_CONFIG, |
| 1, pdev->pdev_id); |
| if (ret) { |
| ath11k_err(ab, "failed to enable idle ps: %d\n", ret); |
| goto err; |
| } |
| } |
| |
| mutex_unlock(&ar->conf_mutex); |
| |
| rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], |
| &ab->pdevs[ar->pdev_idx]); |
| |
| if (!ar->afc.afc_regdom_configured && ar->supports_6ghz && |
| ath11k_afc_test_enabled) { |
| /* Upper 16 bits 0x9 for AFC test reg domain on 6GHZ */ |
| init_cc_params.cc_info.regdom_id = 0x90000; |
| init_cc_params.flags = REGDMN_IS_SET; |
| ath11k_dbg(ar->ab, ATH11K_DBG_AFC, |
| "Configuring reg domain for afc testing\n"); |
| ath11k_wmi_send_init_country_cmd(ar, init_cc_params); |
| ar->afc.afc_regdom_configured = true; |
| } |
| |
| return 0; |
| |
| err: |
| ar->state = ATH11K_STATE_OFF; |
| mutex_unlock(&ar->conf_mutex); |
| |
| return ret; |
| } |
| |
| static void ath11k_update_bcn_template_work(struct work_struct *work) |
| { |
| struct ath11k_vif *arvif = container_of(work, struct ath11k_vif, |
| update_bcn_template_work); |
| struct ath11k *ar = arvif->ar; |
| int ret = 0; |
| |
| mutex_lock(&ar->conf_mutex); |
| if (arvif->is_up) |
| ret = ath11k_mac_setup_bcn_tmpl(arvif); |
| mutex_unlock(&ar->conf_mutex); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to submit beacon template for vdev_id : %d ret : %d\n", |
| arvif->vdev_id, ret); |
| } |
| |
| static void ath11k_mac_op_stop(struct ieee80211_hw *hw) |
| { |
| struct ath11k *ar = hw->priv; |
| struct htt_ppdu_stats_info *ppdu_stats, *tmp; |
| int ret; |
| |
| ath11k_mac_drain_tx(ar); |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| ar->monitor_conf_enabled = false; |
| ret = ath11k_mac_config_mon_status_default(ar, false); |
| if (ret) |
| ath11k_err(ar->ab, "failed to clear rx_filter for monitor status ring: (%d)\n", |
| ret); |
| |
| clear_bit(ATH11K_CAC_RUNNING, &ar->dev_flags); |
| ar->state = ATH11K_STATE_OFF; |
| ar->ap_ps_state = ATH11K_AP_PS_STATE_OFF; |
| mutex_unlock(&ar->conf_mutex); |
| |
| cancel_delayed_work_sync(&ar->scan.timeout); |
| cancel_work_sync(&ar->regd_update_work); |
| |
| spin_lock_bh(&ar->data_lock); |
| list_for_each_entry_safe(ppdu_stats, tmp, &ar->ppdu_stats_info, list) { |
| list_del(&ppdu_stats->list); |
| kfree(ppdu_stats); |
| } |
| spin_unlock_bh(&ar->data_lock); |
| |
| rcu_assign_pointer(ar->ab->pdevs_active[ar->pdev_idx], NULL); |
| |
| synchronize_rcu(); |
| |
| atomic_set(&ar->num_pending_mgmt_tx, 0); |
| |
| spin_lock_bh(&ar->data_lock); |
| ar->awgn_intf_handling_in_prog = false; |
| spin_unlock_bh(&ar->data_lock); |
| } |
| |
| static int |
| ath11k_mac_setup_vdev_create_params(struct ath11k_vif *arvif, |
| struct vdev_create_params *params) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct ieee80211_vif *parent; |
| struct ath11k_pdev *pdev = ar->pdev; |
| |
| params->if_id = arvif->vdev_id; |
| params->type = arvif->vdev_type; |
| params->subtype = arvif->vdev_subtype; |
| params->pdev_id = pdev->pdev_id; |
| params->vdevid_trans = 0; |
| |
| if (!test_bit(WMI_TLV_SERVICE_MBSS_PARAM_IN_VDEV_START_SUPPORT, |
| ar->ab->wmi_ab.svc_map)) { |
| if (arvif->vif->multiple_bssid.flags & IEEE80211_VIF_MBSS_NON_TRANSMITTING) { |
| params->flags = WMI_HOST_VDEV_FLAGS_NON_TRANSMIT_AP; |
| parent = arvif->vif->multiple_bssid.parent; |
| if (!parent) |
| return -ENOENT; |
| if (ar->hw->wiphy != ieee80211_vif_to_wdev(parent)->wiphy) |
| return -EINVAL; |
| params->vdevid_trans = ath11k_vif_to_arvif(parent)->vdev_id; |
| } else if (arvif->vif->multiple_bssid.flags & IEEE80211_VIF_MBSS_TRANSMITTING) { |
| params->flags = WMI_HOST_VDEV_FLAGS_TRANSMIT_AP; |
| } else { |
| params->flags = WMI_HOST_VDEV_FLAGS_NON_MBSSID_AP; |
| } |
| |
| if (arvif->vif->multiple_bssid.flags & IEEE80211_VIF_MBSS_EMA_BEACON) |
| params->flags |= WMI_HOST_VDEV_FLAGS_EMA_MODE; |
| } |
| |
| if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) { |
| params->chains[NL80211_BAND_2GHZ].tx = ar->num_tx_chains; |
| params->chains[NL80211_BAND_2GHZ].rx = ar->num_rx_chains; |
| } |
| if (pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) { |
| params->chains[NL80211_BAND_5GHZ].tx = ar->num_tx_chains; |
| params->chains[NL80211_BAND_5GHZ].rx = ar->num_rx_chains; |
| } |
| if (pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP && |
| ar->supports_6ghz) { |
| params->chains[NL80211_BAND_6GHZ].tx = ar->num_tx_chains; |
| params->chains[NL80211_BAND_6GHZ].rx = ar->num_rx_chains; |
| } |
| return 0; |
| } |
| |
| static void ath11k_mac_op_update_vif_offload(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| u32 param_id, param_value; |
| int ret; |
| |
| ret = ath11k_nss_vdev_create(arvif); |
| if(ret) { |
| ath11k_warn(ab, "failed to create nss vdev %d\n", ret); |
| return; |
| } |
| |
| param_id = WMI_VDEV_PARAM_TX_ENCAP_TYPE; |
| if (ath11k_frame_mode != ATH11K_HW_TXRX_ETHERNET || |
| (vif->type != NL80211_IFTYPE_STATION && |
| vif->type != NL80211_IFTYPE_AP)) |
| vif->offload_flags &= ~(IEEE80211_OFFLOAD_ENCAP_ENABLED | |
| IEEE80211_OFFLOAD_DECAP_ENABLED); |
| |
| if (vif->offload_flags & IEEE80211_OFFLOAD_ENCAP_ENABLED) |
| param_value = ATH11K_HW_TXRX_ETHERNET; |
| else if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) |
| param_value = ATH11K_HW_TXRX_RAW; |
| else |
| param_value = ATH11K_HW_TXRX_NATIVE_WIFI; |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, param_value); |
| if (ret) { |
| ath11k_warn(ab, "failed to set vdev %d tx encap mode: %d\n", |
| arvif->vdev_id, ret); |
| vif->offload_flags &= ~IEEE80211_OFFLOAD_ENCAP_ENABLED; |
| } |
| |
| param_id = WMI_VDEV_PARAM_RX_DECAP_TYPE; |
| if (vif->offload_flags & IEEE80211_OFFLOAD_DECAP_ENABLED) |
| param_value = ATH11K_HW_TXRX_ETHERNET; |
| else if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) |
| param_value = ATH11K_HW_TXRX_RAW; |
| else |
| param_value = ATH11K_HW_TXRX_NATIVE_WIFI; |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, param_value); |
| if (ret) { |
| ath11k_warn(ab, "failed to set vdev %d rx decap mode: %d\n", |
| arvif->vdev_id, ret); |
| vif->offload_flags &= ~IEEE80211_OFFLOAD_DECAP_ENABLED; |
| } |
| } |
| |
| static int ath11k_vdev_set_ftm_resp(struct ath11k_vif *arvif) |
| { |
| struct ath11k *ar = arvif->ar; |
| u32 vdev_param; |
| int value; |
| |
| vdev_param = WMI_VDEV_PARAM_ENABLE_DISABLE_RTT_RESPONDER_ROLE; |
| value = ar->debug.ftmr_enabled[arvif->vdev_id]; |
| return ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| vdev_param, |
| value); |
| } |
| |
| static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| struct vdev_create_params vdev_param = {0}; |
| struct peer_create_params peer_param; |
| u32 param_id, param_value; |
| u16 nss; |
| int i; |
| int ret; |
| int bit; |
| |
| vif->driver_flags |= IEEE80211_VIF_SUPPORTS_UAPSD; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| if (vif->type == NL80211_IFTYPE_AP && |
| ar->num_peers > (ar->max_num_peers - 1)) { |
| ath11k_warn(ab, "failed to create vdev due to insufficient peer entry resource in firmware\n"); |
| ret = -ENOBUFS; |
| goto err; |
| } |
| |
| if (vif->type != NL80211_IFTYPE_AP_VLAN && |
| ar->num_created_vdevs > (TARGET_NUM_VDEVS - 1)) { |
| ath11k_warn(ab, "failed to create vdev %u, reached max vdev limit %d\n", |
| ar->num_created_vdevs, TARGET_NUM_VDEVS); |
| ret = -EBUSY; |
| goto err; |
| } |
| |
| memset(arvif, 0, sizeof(*arvif)); |
| |
| arvif->ar = ar; |
| arvif->vif = vif; |
| |
| INIT_LIST_HEAD(&arvif->list); |
| |
| if ((vif->type == NL80211_IFTYPE_AP_VLAN || |
| vif->type == NL80211_IFTYPE_STATION) && ath11k_nss_offload_enabled(ab)) { |
| if (ath11k_frame_mode == ATH11K_HW_TXRX_ETHERNET && |
| (vif->offload_flags & IEEE80211_OFFLOAD_ENCAP_ENABLED)) { |
| vif->offload_flags |= IEEE80211_OFFLOAD_ENCAP_4ADDR; |
| arvif->nss.encap = ATH11K_HW_TXRX_ETHERNET; |
| arvif->nss.decap = ATH11K_HW_TXRX_ETHERNET; |
| } |
| |
| if (vif->type == NL80211_IFTYPE_AP_VLAN) { |
| ret = ath11k_nss_ext_vdev_create(arvif); |
| if (ret) { |
| ath11k_warn(ab, "failed to create ext vdev %pM: %d\n", |
| vif->addr, ret); |
| goto err; |
| } |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| } |
| |
| INIT_DELAYED_WORK(&arvif->connection_loss_work, |
| ath11k_mac_vif_sta_connection_loss_work); |
| INIT_WORK(&arvif->update_bcn_template_work, ath11k_update_bcn_template_work); |
| |
| for (i = 0; i < ARRAY_SIZE(arvif->bitrate_mask.control); i++) { |
| arvif->bitrate_mask.control[i].legacy = 0xffffffff; |
| arvif->bitrate_mask.control[i].gi = NL80211_TXRATE_FORCE_SGI; |
| memset(arvif->bitrate_mask.control[i].ht_mcs, 0xff, |
| sizeof(arvif->bitrate_mask.control[i].ht_mcs)); |
| memset(arvif->bitrate_mask.control[i].vht_mcs, 0xff, |
| sizeof(arvif->bitrate_mask.control[i].vht_mcs)); |
| memset(arvif->bitrate_mask.control[i].he_mcs, 0xff, |
| sizeof(arvif->bitrate_mask.control[i].he_mcs)); |
| } |
| |
| bit = __ffs64(ab->free_vdev_map); |
| |
| arvif->vdev_id = bit; |
| arvif->vdev_subtype = WMI_VDEV_SUBTYPE_NONE; |
| |
| spin_lock_bh(&ar->data_lock); |
| /* Configure vlan specific parameters */ |
| for (i = 0; i < ATH11K_FREE_GROUP_IDX_MAP_MAX; i++) |
| arvif->free_groupidx_map[i] = 0xFFFFFFFFL; |
| /* Group idx 0 is not valid for VLAN*/ |
| arvif->free_groupidx_map[0] &= ~(1L); |
| spin_unlock_bh(&ar->data_lock); |
| |
| arvif->vlan_keyid_map = kzalloc(VLAN_N_VID, GFP_KERNEL); |
| if (!arvif->vlan_keyid_map) { |
| ret = -ENOMEM; |
| goto err; |
| } |
| |
| if (ar->state != ATH11K_STATE_RESTARTED) { |
| ath11k_debugfs_dbg_mac_filter(arvif); |
| ath11k_debugfs_wbm_tx_comp_stats(arvif); |
| } else { |
| INIT_LIST_HEAD(&arvif->mac_filters); |
| } |
| |
| switch (vif->type) { |
| case NL80211_IFTYPE_UNSPECIFIED: |
| case NL80211_IFTYPE_STATION: |
| arvif->vdev_type = WMI_VDEV_TYPE_STA; |
| break; |
| case NL80211_IFTYPE_MESH_POINT: |
| arvif->vdev_subtype = WMI_VDEV_SUBTYPE_MESH_11S; |
| fallthrough; |
| case NL80211_IFTYPE_AP: |
| arvif->vdev_type = WMI_VDEV_TYPE_AP; |
| INIT_LIST_HEAD(&arvif->ap_vlan_arvifs); |
| break; |
| case NL80211_IFTYPE_MONITOR: |
| arvif->vdev_type = WMI_VDEV_TYPE_MONITOR; |
| ar->monitor_vdev_id = bit; |
| break; |
| default: |
| WARN_ON(1); |
| break; |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac add interface id %d type %d subtype %d map %llx\n", |
| arvif->vdev_id, arvif->vdev_type, arvif->vdev_subtype, |
| ab->free_vdev_map); |
| |
| vif->cab_queue = arvif->vdev_id % (ATH11K_HW_MAX_QUEUES - 1); |
| for (i = 0; i < ARRAY_SIZE(vif->hw_queue); i++) |
| vif->hw_queue[i] = i % (ATH11K_HW_MAX_QUEUES - 1); |
| |
| ret = ath11k_mac_setup_vdev_create_params(arvif, &vdev_param); |
| if (ret) { |
| ath11k_warn(ab, "failed to prepare vdev %d\n", ret); |
| goto err; |
| } |
| |
| ret = ath11k_wmi_vdev_create(ar, vif->addr, &vdev_param); |
| if (ret) { |
| ath11k_warn(ab, "failed to create WMI vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| goto err; |
| } |
| ar->num_created_vdevs++; |
| ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM created, vdev_id %d\n", |
| vif->addr, arvif->vdev_id); |
| ar->allocated_vdev_map |= 1LL << arvif->vdev_id; |
| ab->free_vdev_map &= ~(1LL << arvif->vdev_id); |
| |
| spin_lock_bh(&ar->data_lock); |
| if (vif->type == NL80211_IFTYPE_MESH_POINT) |
| ar->num_mesh_vdevs++; |
| list_add(&arvif->list, &ar->arvifs); |
| spin_unlock_bh(&ar->data_lock); |
| |
| ath11k_mac_op_update_vif_offload(hw, vif); |
| |
| if (vif->offload_flags & IEEE80211_OFFLOAD_ENCAP_ENABLED) |
| param_value = ATH11K_HW_TXRX_ETHERNET; |
| else if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) |
| param_value = ATH11K_HW_TXRX_RAW; |
| else |
| param_value = ATH11K_HW_TXRX_NATIVE_WIFI; |
| |
| #ifdef CONFIG_ATH11K_NSS_SUPPORT |
| ret = ath11k_nss_vdev_set_cmd(arvif, NSS_WIFI_VDEV_ENCAP_TYPE_CMD, param_value); |
| |
| if(ret) { |
| ath11k_warn(ab, "failed to set encap type in nss %d\n", ret); |
| goto err_vdev_del; |
| } |
| |
| ret = ath11k_nss_vdev_set_cmd(arvif, NSS_WIFI_VDEV_DECAP_TYPE_CMD, param_value); |
| if(ret) { |
| ath11k_warn(ab, "failed to set decap type in nss %d\n", ret); |
| goto err_vdev_del; |
| } |
| #endif |
| |
| nss = get_num_chains(ar->cfg_tx_chainmask) ? : 1; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| WMI_VDEV_PARAM_NSS, nss); |
| if (ret) { |
| ath11k_warn(ab, "failed to set vdev %d chainmask 0x%x, nss %d :%d\n", |
| arvif->vdev_id, ar->cfg_tx_chainmask, nss, ret); |
| goto err_vdev_del; |
| } |
| |
| switch (arvif->vdev_type) { |
| case WMI_VDEV_TYPE_AP: |
| peer_param.vdev_id = arvif->vdev_id; |
| peer_param.peer_addr = vif->addr; |
| peer_param.peer_type = WMI_PEER_TYPE_DEFAULT; |
| ret = ath11k_peer_create(ar, arvif, NULL, &peer_param); |
| if (ret) { |
| ath11k_warn(ab, "failed to vdev %d create peer for AP: %d\n", |
| arvif->vdev_id, ret); |
| goto err_vdev_del; |
| } |
| |
| ret = ath11k_mac_set_kickout(arvif); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set vdev %i kickout parameters: %d\n", |
| arvif->vdev_id, ret); |
| goto err_peer_del; |
| } |
| break; |
| case WMI_VDEV_TYPE_STA: |
| param_id = WMI_STA_PS_PARAM_RX_WAKE_POLICY; |
| param_value = WMI_STA_PS_RX_WAKE_POLICY_WAKE; |
| ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id, |
| param_id, param_value); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set vdev %d RX wake policy: %d\n", |
| arvif->vdev_id, ret); |
| goto err_peer_del; |
| } |
| |
| param_id = WMI_STA_PS_PARAM_TX_WAKE_THRESHOLD; |
| param_value = WMI_STA_PS_TX_WAKE_THRESHOLD_ALWAYS; |
| ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id, |
| param_id, param_value); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set vdev %d TX wake threshold: %d\n", |
| arvif->vdev_id, ret); |
| goto err_peer_del; |
| } |
| |
| param_id = WMI_STA_PS_PARAM_PSPOLL_COUNT; |
| param_value = WMI_STA_PS_PSPOLL_COUNT_NO_MAX; |
| ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id, |
| param_id, param_value); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set vdev %d pspoll count: %d\n", |
| arvif->vdev_id, ret); |
| goto err_peer_del; |
| } |
| |
| ret = ath11k_wmi_pdev_set_ps_mode(ar, arvif->vdev_id, false); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to disable vdev %d ps mode: %d\n", |
| arvif->vdev_id, ret); |
| goto err_peer_del; |
| } |
| break; |
| case WMI_VDEV_TYPE_MONITOR: |
| ar->monitor_vdev_created = true; |
| break; |
| default: |
| break; |
| } |
| |
| /* disable FTM responder by default */ |
| if (ar->debug.ftmr_enabled[arvif->vdev_id] == -1) |
| ar->debug.ftmr_enabled[arvif->vdev_id] = 0; |
| |
| ret = ath11k_vdev_set_ftm_resp(arvif); |
| /* It is harmless to not set FTM resp mode. so donot delete peer */ |
| if (ret && ret != -EOPNOTSUPP) |
| ath11k_warn(ab, "failed to set ftm resp for vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| |
| arvif->txpower = vif->bss_conf.txpower; |
| ret = ath11k_mac_txpower_recalc(ar); |
| if (ret) |
| goto err_peer_del; |
| |
| param_id = WMI_VDEV_PARAM_RTS_THRESHOLD; |
| param_value = ar->hw->wiphy->rts_threshold; |
| |
| if (vif->type == NL80211_IFTYPE_MESH_POINT && |
| !ar->rts_threshold[vif->type]) |
| ar->rts_threshold[vif->type] = 1; |
| |
| if (ar->rts_threshold[vif->type]) |
| param_value = ar->rts_threshold[vif->type]; |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param_id, param_value); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set rts threshold for vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| } |
| |
| ath11k_dp_vdev_tx_attach(ar, arvif); |
| |
| ret = ath11k_mac_ap_ps_recalc(ar); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set ap ps ret %d\n", ret); |
| ret = 0; |
| } |
| |
| if (vif->type != NL80211_IFTYPE_MONITOR && ar->monitor_conf_enabled) { |
| ret = ath11k_mac_monitor_vdev_create(ar); |
| if (ret) |
| goto err_peer_del; |
| } |
| |
| if (ar->state != ATH11K_STATE_RESTARTED) { |
| ath11k_debug_aggr_size_config_init(arvif); |
| ath11k_debugfs_wmi_ctrl_stats(arvif); |
| } else { |
| INIT_LIST_HEAD(&arvif->ar->debug.wmi_list); |
| init_completion(&arvif->ar->debug.wmi_ctrl_path_stats_rcvd); |
| } |
| |
| mutex_unlock(&ar->conf_mutex); |
| |
| return ret; |
| |
| err_peer_del: |
| if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { |
| reinit_completion(&ar->peer_delete_done); |
| |
| ret = ath11k_wmi_send_peer_delete_cmd(ar, vif->addr, |
| arvif->vdev_id); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to delete peer vdev_id %d addr %pM\n", |
| arvif->vdev_id, vif->addr); |
| goto err; |
| } |
| |
| ret = ath11k_wait_for_peer_delete_done(ar, arvif->vdev_id, |
| vif->addr); |
| if (ret) |
| goto err; |
| |
| ar->num_peers--; |
| } |
| |
| err_vdev_del: |
| ath11k_nss_vdev_delete(arvif); |
| ath11k_wmi_vdev_delete(ar, arvif->vdev_id); |
| ar->num_created_vdevs--; |
| ar->allocated_vdev_map &= ~(1LL << arvif->vdev_id); |
| ab->free_vdev_map |= 1LL << arvif->vdev_id; |
| spin_lock_bh(&ar->data_lock); |
| list_del(&arvif->list); |
| spin_unlock_bh(&ar->data_lock); |
| |
| err: |
| kfree(arvif->vlan_keyid_map); |
| mutex_unlock(&ar->conf_mutex); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_vif_unref(int buf_id, void *skb, void *ctx) |
| { |
| struct ieee80211_vif *vif = (struct ieee80211_vif *)ctx; |
| struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB((struct sk_buff *)skb); |
| |
| if (skb_cb->vif == vif) |
| skb_cb->vif = NULL; |
| |
| return 0; |
| } |
| |
| static void ath11k_mac_op_remove_interface(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| struct ath11k_vif *ap_vlan_arvif, *tmp; |
| struct ath11k_base *ab = ar->ab; |
| unsigned long time_left; |
| int ret; |
| int i; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| if (vif->type == NL80211_IFTYPE_AP_VLAN) { |
| ath11k_nss_ext_vdev_delete(arvif); |
| |
| spin_lock_bh(&ar->data_lock); |
| list_del(&arvif->list); |
| spin_unlock_bh(&ar->data_lock); |
| |
| goto unlock; |
| } |
| |
| cancel_delayed_work_sync(&arvif->connection_loss_work); |
| cancel_work_sync(&arvif->update_bcn_template_work); |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, "mac remove interface (vdev %d)\n", |
| arvif->vdev_id); |
| |
| if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { |
| ret = ath11k_peer_delete(ar, arvif->vdev_id, vif->addr); |
| if (ret) |
| ath11k_warn(ab, "failed to submit AP self-peer removal on vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| |
| list_for_each_entry_safe(ap_vlan_arvif, tmp, &arvif->ap_vlan_arvifs, |
| list) { |
| ath11k_nss_ext_vdev_delete(ap_vlan_arvif); |
| spin_lock_bh(&ar->data_lock); |
| list_del(&ap_vlan_arvif->list); |
| spin_unlock_bh(&ar->data_lock); |
| } |
| } |
| |
| reinit_completion(&ar->vdev_delete_done); |
| |
| ath11k_nss_vdev_delete(arvif); |
| |
| ret = ath11k_wmi_vdev_delete(ar, arvif->vdev_id); |
| if (ret) { |
| ath11k_warn(ab, "failed to delete WMI vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| goto err_vdev_del; |
| } |
| |
| time_left = wait_for_completion_timeout(&ar->vdev_delete_done, |
| ATH11K_VDEV_DELETE_TIMEOUT_HZ); |
| if (time_left == 0) { |
| ath11k_warn(ab, "Timeout in receiving vdev delete response\n"); |
| goto err_vdev_del; |
| } |
| |
| ab->free_vdev_map |= 1LL << (arvif->vdev_id); |
| ar->allocated_vdev_map &= ~(1LL << arvif->vdev_id); |
| ar->num_created_vdevs--; |
| |
| spin_lock_bh(&ar->data_lock); |
| if (vif->type == NL80211_IFTYPE_MESH_POINT) |
| ar->num_mesh_vdevs--; |
| spin_unlock_bh(&ar->data_lock); |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM deleted, vdev_id %d\n", |
| vif->addr, arvif->vdev_id); |
| |
| if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { |
| ar->monitor_vdev_id = -1; |
| ar->monitor_vdev_created = false; |
| } |
| else if (ar->monitor_vdev_created && !ar->monitor_started) |
| ret = ath11k_mac_monitor_vdev_delete(ar); |
| |
| err_vdev_del: |
| spin_lock_bh(&ar->data_lock); |
| list_del(&arvif->list); |
| spin_unlock_bh(&ar->data_lock); |
| |
| kfree(arvif->vlan_keyid_map); |
| ar->debug.ftmr_enabled[arvif->vdev_id] = -1; |
| ath11k_peer_cleanup(ar, arvif->vdev_id); |
| |
| spin_lock_bh(&ar->data_lock); |
| idr_for_each(&ar->txmgmt_idr, |
| ath11k_mac_vif_txmgmt_idr_remove, vif); |
| spin_unlock_bh(&ar->data_lock); |
| |
| for (i = 0; i < DP_TCL_NUM_RING_MAX; i++) { |
| spin_lock_bh(&ab->dp.tx_ring[i].tx_idr_lock); |
| idr_for_each(&ab->dp.tx_ring[i].txbuf_idr, |
| ath11k_mac_vif_unref, vif); |
| spin_unlock_bh(&ab->dp.tx_ring[i].tx_idr_lock); |
| } |
| |
| /* Recalc txpower for remaining vdev */ |
| ath11k_mac_txpower_recalc(ar); |
| ath11k_mac_ap_ps_recalc(ar); |
| |
| /* TODO: recal traffic pause state based on the available vdevs */ |
| |
| /* Remove TWT related files and directory */ |
| debugfs_remove_recursive(arvif->debugfs_twt); |
| arvif->debugfs_twt = NULL; |
| unlock: |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| /* FIXME: Has to be verified. */ |
| #define SUPPORTED_FILTERS \ |
| (FIF_ALLMULTI | \ |
| FIF_CONTROL | \ |
| FIF_PSPOLL | \ |
| FIF_OTHER_BSS | \ |
| FIF_BCN_PRBRESP_PROMISC | \ |
| FIF_PROBE_REQ | \ |
| FIF_FCSFAIL) |
| |
| static void ath11k_mac_op_configure_filter(struct ieee80211_hw *hw, |
| unsigned int changed_flags, |
| unsigned int *total_flags, |
| u64 multicast) |
| { |
| struct ath11k *ar = hw->priv; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| changed_flags &= SUPPORTED_FILTERS; |
| *total_flags &= SUPPORTED_FILTERS; |
| ar->filter_flags = *total_flags; |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "changed_flags:0x%x, total_flags:0x%x\n", |
| changed_flags, *total_flags); |
| |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| static int ath11k_mac_op_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) |
| { |
| struct ath11k *ar = hw->priv; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| *tx_ant = ar->cfg_tx_chainmask; |
| *rx_ant = ar->cfg_rx_chainmask; |
| |
| mutex_unlock(&ar->conf_mutex); |
| |
| return 0; |
| } |
| |
| static int ath11k_mac_op_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) |
| { |
| struct ath11k *ar = hw->priv; |
| int ret; |
| |
| mutex_lock(&ar->conf_mutex); |
| ret = __ath11k_set_antenna(ar, tx_ant, rx_ant); |
| mutex_unlock(&ar->conf_mutex); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_op_ampdu_action(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_ampdu_params *params) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| int ret = -EINVAL; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| switch (params->action) { |
| case IEEE80211_AMPDU_RX_START: |
| ret = ath11k_dp_rx_ampdu_start(arvif, params); |
| break; |
| case IEEE80211_AMPDU_RX_STOP: |
| ret = ath11k_dp_rx_ampdu_stop(arvif, params); |
| break; |
| case IEEE80211_AMPDU_TX_START: |
| case IEEE80211_AMPDU_TX_STOP_CONT: |
| case IEEE80211_AMPDU_TX_STOP_FLUSH: |
| case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: |
| case IEEE80211_AMPDU_TX_OPERATIONAL: |
| /* Tx A-MPDU aggregation offloaded to hw/fw so deny mac80211 |
| * Tx aggregation requests. |
| */ |
| ret = -EOPNOTSUPP; |
| break; |
| } |
| |
| mutex_unlock(&ar->conf_mutex); |
| |
| return ret; |
| } |
| |
| static int ath11k_mac_op_add_chanctx(struct ieee80211_hw *hw, |
| struct ieee80211_chanctx_conf *ctx) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "mac chanctx add freq %u width %d ptr %pK\n", |
| ctx->def.chan->center_freq, ctx->def.width, ctx); |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| spin_lock_bh(&ar->data_lock); |
| /* TODO: In case of multiple channel context, populate rx_channel from |
| * Rx PPDU desc information. |
| */ |
| ar->rx_channel = ctx->def.chan; |
| spin_unlock_bh(&ar->data_lock); |
| |
| mutex_unlock(&ar->conf_mutex); |
| |
| return 0; |
| } |
| |
| static void ath11k_mac_op_remove_chanctx(struct ieee80211_hw *hw, |
| struct ieee80211_chanctx_conf *ctx) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "mac chanctx remove freq %u width %d ptr %pK\n", |
| ctx->def.chan->center_freq, ctx->def.width, ctx); |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| spin_lock_bh(&ar->data_lock); |
| /* TODO: In case of there is one more channel context left, populate |
| * rx_channel with the channel of that remaining channel context. |
| */ |
| ar->rx_channel = NULL; |
| spin_unlock_bh(&ar->data_lock); |
| |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| static int ath11k_mac_set_6g_nonht_dup_conf(struct ath11k_vif *arvif, const struct cfg80211_chan_def *chandef) |
| { |
| struct ath11k *ar = arvif->ar; |
| int ret = 0; |
| bool is_nontx_ap = !!(arvif->vif->multiple_bssid.flags & IEEE80211_VIF_MBSS_NON_TRANSMITTING); |
| enum wmi_phy_mode mode = ath11k_phymodes[chandef->chan->band][chandef->width]; |
| |
| if ((arvif->vdev_type == WMI_VDEV_TYPE_AP) && !is_nontx_ap && |
| (chandef->chan->band == NL80211_BAND_6GHZ)) { |
| int param_id = WMI_VDEV_PARAM_6GHZ_PARAMS; |
| uint8_t value = 0; |
| if (mode > MODE_11AX_HE20) { |
| value |= WMI_VDEV_6GHZ_BITMAP_NON_HT_DUPLICATE_BEACON; |
| value |= WMI_VDEV_6GHZ_BITMAP_NON_HT_DUPLICATE_BCAST_PROBE_RSP; |
| value |= WMI_VDEV_6GHZ_BITMAP_NON_HT_DUPLICATE_FD_FRAME; |
| } |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "Set 6GHz non-ht dup params for vdev %pM , vdev_id %d param %d value %d\n", |
| arvif->vif->addr, arvif->vdev_id, param_id, value); |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param_id, value); |
| } |
| return ret; |
| } |
| |
| static int |
| ath11k_mac_vdev_start_restart(struct ath11k_vif *arvif, |
| const struct cfg80211_chan_def *chandef, |
| bool restart, bool radar_enabled) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct ath11k_base *ab = ar->ab; |
| struct wmi_vdev_start_req_arg arg = {}; |
| int ret = 0; |
| struct ieee80211_vif *parent; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| reinit_completion(&ar->vdev_setup_done); |
| |
| arg.vdev_id = arvif->vdev_id; |
| arg.dtim_period = arvif->dtim_period; |
| arg.bcn_intval = arvif->beacon_interval; |
| |
| arg.channel.freq = chandef->chan->center_freq; |
| arg.channel.band_center_freq1 = chandef->center_freq1; |
| arg.channel.band_center_freq2 = chandef->center_freq2; |
| arg.channel.mode = |
| ath11k_phymodes[chandef->chan->band][chandef->width]; |
| |
| arg.channel.min_power = 0; |
| arg.channel.max_power = chandef->chan->max_power; |
| arg.channel.max_reg_power = chandef->chan->max_reg_power; |
| arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain; |
| |
| arg.pref_tx_streams = ar->num_tx_chains; |
| arg.pref_rx_streams = ar->num_rx_chains; |
| |
| if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { |
| arg.ssid = arvif->u.ap.ssid; |
| arg.ssid_len = arvif->u.ap.ssid_len; |
| arg.hidden_ssid = arvif->u.ap.hidden_ssid; |
| |
| /* For now allow DFS for AP mode */ |
| arg.channel.chan_radar = |
| !!(chandef->chan->flags & IEEE80211_CHAN_RADAR); |
| |
| arg.channel.freq2_radar = radar_enabled; |
| |
| arg.channel.passive = arg.channel.chan_radar; |
| |
| spin_lock_bh(&ab->base_lock); |
| arg.regdomain = ar->ab->dfs_region; |
| spin_unlock_bh(&ab->base_lock); |
| } |
| |
| arg.channel.passive |= !!(chandef->chan->flags & IEEE80211_CHAN_NO_IR); |
| |
| if (test_bit(WMI_TLV_SERVICE_MBSS_PARAM_IN_VDEV_START_SUPPORT, |
| ar->ab->wmi_ab.svc_map)) { |
| if (arvif->vif->multiple_bssid.flags & IEEE80211_VIF_MBSS_NON_TRANSMITTING) { |
| arg.mbss_capability_flags = WMI_HOST_VDEV_FLAGS_NON_TRANSMIT_AP; |
| parent = arvif->vif->multiple_bssid.parent; |
| if (!parent) |
| return -ENOENT; |
| if (ar->hw->wiphy != ieee80211_vif_to_wdev(parent)->wiphy) |
| return -EINVAL; |
| arg.vdevid_trans = ath11k_vif_to_arvif(parent)->vdev_id; |
| } else if (arvif->vif->multiple_bssid.flags & IEEE80211_VIF_MBSS_TRANSMITTING) { |
| arg.mbss_capability_flags = WMI_HOST_VDEV_FLAGS_TRANSMIT_AP; |
| } else { |
| arg.mbss_capability_flags = WMI_HOST_VDEV_FLAGS_NON_MBSSID_AP; |
| } |
| |
| if (arvif->vif->multiple_bssid.flags & IEEE80211_VIF_MBSS_EMA_BEACON) { |
| arg.mbss_capability_flags |= WMI_HOST_VDEV_FLAGS_EMA_MODE; |
| } |
| } |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "mac vdev %d start center_freq %d phymode %s\n", |
| arg.vdev_id, arg.channel.freq, |
| ath11k_wmi_phymode_str(arg.channel.mode)); |
| |
| ret = ath11k_wmi_vdev_start(ar, &arg, restart); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to %s WMI vdev %i\n", |
| restart ? "restart" : "start", arg.vdev_id); |
| return ret; |
| } |
| |
| ret = ath11k_mac_vdev_setup_sync(ar); |
| if (ret) { |
| ath11k_warn(ab, "failed to synchronize setup for vdev %i %s: %d\n", |
| arg.vdev_id, restart ? "restart" : "start", ret); |
| return ret; |
| } |
| |
| if (ar->supports_6ghz && |
| chandef->chan->band == NL80211_BAND_6GHZ && |
| (arvif->vdev_type == WMI_VDEV_TYPE_STA || arvif->vdev_type == WMI_VDEV_TYPE_AP) && |
| test_bit(WMI_TLV_SERVICE_EXT_TPC_REG_SUPPORT, ar->ab->wmi_ab.svc_map)) { |
| ath11k_mac_fill_reg_tpc_info(ar, arvif->vif, &arvif->chanctx); |
| ath11k_wmi_send_vdev_set_tpc_power(ar, arvif->vdev_id, |
| &arvif->reg_tpc_info); |
| } |
| |
| if (!restart) |
| ar->num_started_vdevs++; |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM started, vdev_id %d\n", |
| arvif->vif->addr, arvif->vdev_id); |
| |
| /* Enable CAC Flag in the driver by checking the channel DFS cac time, |
| * i.e dfs_cac_ms value which will be valid only for radar channels |
| * and state as NL80211_DFS_USABLE which indicates CAC needs to be |
| * done before channel usage. This flags is used to drop rx packets. |
| * during CAC. |
| */ |
| /* TODO Set the flag for other interface types as required */ |
| if (arvif->vdev_type == WMI_VDEV_TYPE_AP && |
| chandef->chan->dfs_cac_ms && |
| chandef->chan->dfs_state == NL80211_DFS_USABLE) { |
| set_bit(ATH11K_CAC_RUNNING, &ar->dev_flags); |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "CAC Started in chan_freq %d for vdev %d\n", |
| arg.channel.freq, arg.vdev_id); |
| } |
| |
| ret = ath11k_mac_set_txbf_conf(arvif); |
| if (ret) |
| ath11k_warn(ab, "failed to set txbf conf for vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| |
| ret = ath11k_mac_set_6g_nonht_dup_conf(arvif, chandef); |
| if (ret) |
| ath11k_warn(ab, "failed to set 6G non-ht dup conf for vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| return 0; |
| } |
| |
| static int ath11k_mac_vdev_stop(struct ath11k_vif *arvif) |
| { |
| struct ath11k *ar = arvif->ar; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| reinit_completion(&ar->vdev_setup_done); |
| |
| ret = ath11k_wmi_vdev_stop(ar, arvif->vdev_id); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to stop WMI vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| goto err; |
| } |
| |
| ret = ath11k_mac_vdev_setup_sync(ar); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to synchronize setup for vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| goto err; |
| } |
| |
| WARN_ON(ar->num_started_vdevs == 0); |
| |
| ar->num_started_vdevs--; |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "vdev %pM stopped, vdev_id %d\n", |
| arvif->vif->addr, arvif->vdev_id); |
| |
| if (test_bit(ATH11K_CAC_RUNNING, &ar->dev_flags)) { |
| clear_bit(ATH11K_CAC_RUNNING, &ar->dev_flags); |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "CAC Stopped for vdev %d\n", |
| arvif->vdev_id); |
| } |
| |
| return 0; |
| err: |
| return ret; |
| } |
| |
| static int ath11k_mac_vdev_start(struct ath11k_vif *arvif, |
| const struct cfg80211_chan_def *chandef, |
| bool radar_enabled) |
| { |
| return ath11k_mac_vdev_start_restart(arvif, chandef, false, |
| radar_enabled); |
| } |
| |
| static int ath11k_mac_vdev_restart(struct ath11k_vif *arvif, |
| const struct cfg80211_chan_def *chandef, |
| bool radar_enabled, bool pseudo_restart) |
| { |
| struct ath11k_base *ab = arvif->ar->ab; |
| int ret; |
| |
| if (!pseudo_restart) |
| return ath11k_mac_vdev_start_restart(arvif, chandef, true, |
| radar_enabled); |
| |
| ret = ath11k_mac_vdev_stop(arvif); |
| if (ret) { |
| ath11k_warn(ab, "failed to stop vdev %i: %d during restart\n", |
| arvif->vdev_id, ret); |
| return ret; |
| } |
| |
| ret = ath11k_mac_vdev_start(arvif, chandef, radar_enabled); |
| if (ret) { |
| ath11k_warn(ab, "failed to start vdev %i: %d during restart\n", |
| arvif->vdev_id, ret); |
| arvif->is_started = false; |
| } |
| return ret; |
| } |
| |
| struct ath11k_mac_change_chanctx_arg { |
| struct ieee80211_chanctx_conf *ctx; |
| struct ieee80211_vif_chanctx_switch *vifs; |
| int n_vifs; |
| int next_vif; |
| }; |
| |
| static void |
| ath11k_mac_change_chanctx_cnt_iter(void *data, u8 *mac, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k_mac_change_chanctx_arg *arg = data; |
| |
| if (rcu_access_pointer(vif->chanctx_conf) != arg->ctx) |
| return; |
| |
| arg->n_vifs++; |
| } |
| |
| static void |
| ath11k_mac_change_chanctx_fill_iter(void *data, u8 *mac, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k_mac_change_chanctx_arg *arg = data; |
| struct ieee80211_chanctx_conf *ctx; |
| |
| ctx = rcu_access_pointer(vif->chanctx_conf); |
| if (ctx != arg->ctx) |
| return; |
| |
| if (WARN_ON(arg->next_vif == arg->n_vifs)) |
| return; |
| |
| arg->vifs[arg->next_vif].vif = vif; |
| arg->vifs[arg->next_vif].old_ctx = ctx; |
| arg->vifs[arg->next_vif].new_ctx = ctx; |
| arg->next_vif++; |
| } |
| |
| static void ath11k_mac_num_chanctxs_iter(struct ieee80211_hw *hw, |
| struct ieee80211_chanctx_conf *conf, |
| void *data) |
| { |
| int *num = data; |
| |
| (*num)++; |
| } |
| |
| static int ath11k_mac_num_chanctxs(struct ath11k *ar) |
| { |
| int num = 0; |
| |
| ieee80211_iter_chan_contexts_atomic(ar->hw, |
| ath11k_mac_num_chanctxs_iter, |
| &num); |
| |
| return num; |
| } |
| |
| static void ath11k_mac_update_rx_channel(struct ath11k *ar, |
| struct ieee80211_chanctx_conf *ctx, |
| struct ieee80211_vif_chanctx_switch *vifs, |
| int n_vifs) |
| { |
| struct cfg80211_chan_def *def = NULL; |
| |
| /* Both locks are required because ar->rx_channel is modified. This |
| * allows readers to hold either lock. |
| */ |
| lockdep_assert_held(&ar->conf_mutex); |
| lockdep_assert_held(&ar->data_lock); |
| |
| WARN_ON(ctx && vifs); |
| WARN_ON(vifs && !n_vifs); |
| |
| /* FIXME: Sort of an optimization and a workaround. Peers and vifs are |
| * on a linked list now. Doing a lookup peer -> vif -> chanctx for each |
| * ppdu on Rx may reduce performance on low-end systems. It should be |
| * possible to make tables/hashmaps to speed the lookup up (be vary of |
| * cpu data cache lines though regarding sizes) but to keep the initial |
| * implementation simple and less intrusive fallback to the slow lookup |
| * only for multi-channel cases. Single-channel cases will remain to |
| * use the old channel derival and thus performance should not be |
| * affected much. |
| */ |
| rcu_read_lock(); |
| if (!ctx && ath11k_mac_num_chanctxs(ar) == 1) { |
| ieee80211_iter_chan_contexts_atomic(ar->hw, |
| ath11k_mac_get_any_chandef_iter, |
| &def); |
| if (vifs) |
| def = &vifs[0].new_ctx->def; |
| |
| ar->rx_channel = def->chan; |
| } else if ((ctx && ath11k_mac_num_chanctxs(ar) == 0) || |
| (ctx && (ar->state == ATH11K_STATE_RESTARTED))) { |
| /* During driver restart due to firmware assert, since mac80211 |
| * already has valid channel context for given radio, channel |
| * context iteration return num_chanctx > 0. So fix rx_channel |
| * when restart is in progress. |
| */ |
| ar->rx_channel = ctx->def.chan; |
| } else { |
| ar->rx_channel = NULL; |
| } |
| rcu_read_unlock(); |
| } |
| |
| static void |
| ath11k_mac_update_vif_chan(struct ath11k *ar, |
| struct ieee80211_vif_chanctx_switch *vifs, |
| int n_vifs) |
| { |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif; |
| struct cfg80211_chan_def *chandef = NULL; |
| int ret; |
| int i; |
| bool monitor_vif = false; |
| u64 vif_down_failed_map = 0; |
| |
| /* Each vif is mapped to each bit of vif_down_failed_map. */ |
| if (n_vifs > sizeof(vif_down_failed_map)*__CHAR_BIT__) { |
| ath11k_warn(ar->ab, "%d n_vifs are not supported currently\n", |
| n_vifs); |
| return; |
| } |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| for (i = 0; i < n_vifs; i++) { |
| arvif = (void *)vifs[i].vif->drv_priv; |
| |
| if (vifs[i].vif->type == NL80211_IFTYPE_MONITOR) |
| monitor_vif = true; |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "mac chanctx switch vdev_id %i freq %u->%u width %d->%d\n", |
| arvif->vdev_id, |
| vifs[i].old_ctx->def.chan->center_freq, |
| vifs[i].new_ctx->def.chan->center_freq, |
| vifs[i].old_ctx->def.width, |
| vifs[i].new_ctx->def.width); |
| |
| if (WARN_ON(!arvif->is_started)) |
| continue; |
| |
| if (!arvif->is_up) |
| continue; |
| |
| ret = ath11k_nss_vdev_down(arvif); |
| if(ret) |
| ath11k_warn(ar->ab, "failure in nss vdev down %d\r\n",ret); |
| |
| ret = ath11k_wmi_vdev_down(ar, arvif->vdev_id); |
| if (ret) { |
| vif_down_failed_map |= (u64)(1 << i); |
| ath11k_warn(ab, "failed to down vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| continue; |
| } |
| } |
| |
| chandef = &vifs[0].new_ctx->def; |
| |
| /* All relevant vdevs are downed and associated channel resources |
| * should be available for the channel switch now. |
| */ |
| |
| ath11k_mac_update_rx_channel(ar, NULL, vifs, n_vifs); |
| |
| for (i = 0; i < n_vifs; i++) { |
| struct vdev_up_params params = {0}; |
| |
| arvif = (void *)vifs[i].vif->drv_priv; |
| |
| if (WARN_ON(!arvif->is_started)) |
| continue; |
| |
| /* If a bit in vif_down_failed_map is set, that means |
| * that vdev is still up, hence, sequence vdev_start->vdev_up |
| * vdev_restart will be followed. If its not set then the |
| * vdev is down and hence vdev_down->vdev_stop->vdev_start |
| * sequence will be followed. |
| */ |
| if (vif_down_failed_map & (u64)(1<<i)) |
| ret = ath11k_mac_vdev_restart(arvif, &vifs[i].new_ctx->def, |
| vifs[i].new_ctx->radar_enabled, |
| false); |
| else |
| ret = ath11k_mac_vdev_restart(arvif, &vifs[i].new_ctx->def, |
| vifs[i].new_ctx->radar_enabled, |
| true); |
| |
| if (ret) { |
| ath11k_warn(ab, "failed to restart vdev %d: %d\n", |
| arvif->vdev_id, ret); |
| continue; |
| } |
| |
| if (!arvif->is_up) |
| continue; |
| |
| ret = ath11k_mac_setup_bcn_tmpl(arvif); |
| if (ret) |
| ath11k_warn(ab, "failed to update bcn tmpl during csa: %d\n", |
| ret); |
| |
| params.vdev_id = arvif->vdev_id, |
| params.bssid = arvif->bssid, |
| params.aid = arvif->aid, |
| ret = ath11k_wmi_vdev_up(arvif->ar, ¶ms); |
| if (ret) { |
| ath11k_warn(ab, "failed to bring vdev up %d: %d\n", |
| arvif->vdev_id, ret); |
| continue; |
| } |
| |
| ret = ath11k_nss_vdev_up(arvif); |
| if(ret) |
| ath11k_warn(ar->ab, "failure in nss vdev up %d\r\n",ret); |
| } |
| |
| /* Restart the internal monitor vdev on new channel */ |
| if (!monitor_vif && ar->monitor_vdev_created) { |
| if (!ath11k_mac_monitor_stop(ar)) |
| ath11k_mac_monitor_start(ar); |
| } |
| |
| spin_lock_bh(&ar->data_lock); |
| if (ar->awgn_intf_handling_in_prog && chandef) { |
| if (!ar->chan_bw_interference_bitmap || |
| (ar->chan_bw_interference_bitmap & WMI_DCS_SEG_PRI20)) { |
| if (ar->awgn_chandef.chan->center_freq != |
| chandef->chan->center_freq) { |
| ar->awgn_intf_handling_in_prog = false; |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "AWGN : channel switch completed\n"); |
| } else { |
| ath11k_warn(ab, "AWGN : channel switch is not done, freq : %d\n", |
| ar->awgn_chandef.chan->center_freq); |
| } |
| } else { |
| if ((ar->awgn_chandef.chan->center_freq == |
| chandef->chan->center_freq) && |
| (ar->awgn_chandef.width != chandef->width)) { |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "AWGN : BW reduction is complete\n"); |
| ar->awgn_intf_handling_in_prog = false; |
| } else { |
| ath11k_warn(ab, "AWGN : awgn_freq : %d chan_freq %d" |
| " awgn_width %d chan_width %d\n", |
| ar->awgn_chandef.chan->center_freq, |
| chandef->chan->center_freq, |
| ar->awgn_chandef.width, |
| chandef->width); |
| } |
| } |
| } |
| spin_unlock_bh(&ar->data_lock); |
| } |
| |
| static void |
| ath11k_mac_update_active_vif_chan(struct ath11k *ar, |
| struct ieee80211_chanctx_conf *ctx) |
| { |
| struct ath11k_mac_change_chanctx_arg arg = { .ctx = ctx }; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| ieee80211_iterate_active_interfaces_atomic(ar->hw, |
| IEEE80211_IFACE_ITER_NORMAL, |
| ath11k_mac_change_chanctx_cnt_iter, |
| &arg); |
| if (arg.n_vifs == 0) |
| return; |
| |
| arg.vifs = kcalloc(arg.n_vifs, sizeof(arg.vifs[0]), GFP_KERNEL); |
| if (!arg.vifs) |
| return; |
| |
| ATH11K_MEMORY_STATS_INC(ar->ab, malloc_size, sizeof(arg.vifs[0])); |
| |
| ieee80211_iterate_active_interfaces_atomic(ar->hw, |
| IEEE80211_IFACE_ITER_NORMAL, |
| ath11k_mac_change_chanctx_fill_iter, |
| &arg); |
| |
| ath11k_mac_update_vif_chan(ar, arg.vifs, arg.n_vifs); |
| |
| ATH11K_MEMORY_STATS_DEC(ar->ab, malloc_size, sizeof(arg.vifs[0])); |
| |
| kfree(arg.vifs); |
| } |
| |
| static void ath11k_mac_op_change_chanctx(struct ieee80211_hw *hw, |
| struct ieee80211_chanctx_conf *ctx, |
| u32 changed) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "mac chanctx change freq %u width %d ptr %pK changed %x\n", |
| ctx->def.chan->center_freq, ctx->def.width, ctx, changed); |
| |
| /* This shouldn't really happen because channel switching should use |
| * switch_vif_chanctx(). |
| */ |
| if (WARN_ON(changed & IEEE80211_CHANCTX_CHANGE_CHANNEL)) |
| goto unlock; |
| |
| if (changed & IEEE80211_CHANCTX_CHANGE_WIDTH || |
| changed & IEEE80211_CHANCTX_CHANGE_RADAR) |
| ath11k_mac_update_active_vif_chan(ar, ctx); |
| |
| /* TODO: Recalc radar detection */ |
| |
| unlock: |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| static int ath11k_start_vdev_delay(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| int ret; |
| |
| if (WARN_ON(arvif->is_started)) |
| return -EBUSY; |
| |
| ret = ath11k_mac_vdev_start(arvif, &arvif->chanctx.def, |
| arvif->chanctx.radar_enabled); |
| if (ret) { |
| ath11k_warn(ab, "failed to start vdev %i addr %pM on freq %d: %d\n", |
| arvif->vdev_id, vif->addr, |
| arvif->chanctx.def.chan->center_freq, ret); |
| return ret; |
| } |
| |
| if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { |
| struct vdev_up_params params = {0}; |
| |
| params.vdev_id = arvif->vdev_id, |
| params.bssid = arvif->bssid, |
| params.aid = arvif->aid, |
| ret = ath11k_wmi_vdev_up(arvif->ar, ¶ms); |
| if (ret) { |
| ath11k_warn(ab, "failed put monitor up: %d\n", ret); |
| return ret; |
| } |
| } |
| |
| arvif->is_started = true; |
| |
| /* TODO: Setup ps and cts/rts protection */ |
| return 0; |
| } |
| |
| static u8 ath11k_mac_get_tpe_count(u8 txpwr_intrprt, u8 txpwr_cnt) |
| { |
| switch (txpwr_intrprt) { |
| /* Refer "Table 9-276-Meaning of Maximum Transmit Power Count subfield |
| * if the Maximum Transmit Power Interpretation subfield is 0 or 2" of |
| * "IEEE Std 802.11ax 2021". |
| */ |
| case IEEE80211_TPE_LOCAL_EIRP: |
| case IEEE80211_TPE_REG_CLIENT_EIRP: |
| txpwr_cnt = txpwr_cnt <= 3 ? txpwr_cnt : 3; |
| txpwr_cnt = txpwr_cnt + 1; |
| break; |
| /* Refer "Table 9-277-Meaning of Maximum Transmit Power Count subfield |
| * if Maximum Transmit Power Interpretation subfield is 1 or 3" of |
| * "IEEE Std 802.11ax 2021". |
| */ |
| case IEEE80211_TPE_LOCAL_EIRP_PSD: |
| case IEEE80211_TPE_REG_CLIENT_EIRP_PSD: |
| txpwr_cnt = txpwr_cnt <= 4 ? txpwr_cnt : 4; |
| txpwr_cnt = txpwr_cnt ? (BIT(txpwr_cnt - 1)) : 1; |
| break; |
| } |
| |
| return txpwr_cnt; |
| } |
| |
| static u8 ath11k_mac_get_num_pwr_levels(struct cfg80211_chan_def *chan_def) |
| { |
| u8 num_pwr_levels; |
| |
| if (chan_def->chan->flags & IEEE80211_CHAN_PSD) { |
| switch (chan_def->width) { |
| case NL80211_CHAN_WIDTH_20: |
| num_pwr_levels = 1; |
| break; |
| case NL80211_CHAN_WIDTH_40: |
| num_pwr_levels = 2; |
| break; |
| case NL80211_CHAN_WIDTH_80: |
| num_pwr_levels = 4; |
| break; |
| case NL80211_CHAN_WIDTH_80P80: |
| case NL80211_CHAN_WIDTH_160: |
| num_pwr_levels = 8; |
| break; |
| default: |
| return 1; |
| } |
| } else { |
| switch (chan_def->width) { |
| case NL80211_CHAN_WIDTH_20: |
| num_pwr_levels = 1; |
| break; |
| case NL80211_CHAN_WIDTH_40: |
| num_pwr_levels = 2; |
| break; |
| case NL80211_CHAN_WIDTH_80: |
| num_pwr_levels = 3; |
| break; |
| case NL80211_CHAN_WIDTH_80P80: |
| case NL80211_CHAN_WIDTH_160: |
| num_pwr_levels = 4; |
| break; |
| default: |
| return 1; |
| } |
| } |
| |
| return num_pwr_levels; |
| } |
| |
| static u16 ath11k_mac_get_6g_start_frequency(struct cfg80211_chan_def *chan_def) |
| { |
| u16 diff_seq; |
| |
| /* It is to get the lowest channel number's center frequency of the chan. |
| * For example, |
| * bandwidth=40MHz, center frequency is 5965, lowest channel is 1 |
| * with center frequency 5955, its diff is 5965 - 5955 = 10. |
| * bandwidth=80MHz, center frequency is 5985, lowest channel is 1 |
| * with center frequency 5955, its diff is 5985 - 5955 = 30. |
| * bandwidth=160MHz, center frequency is 6025, lowest channel is 1 |
| * with center frequency 5955, its diff is 6025 - 5955 = 70. |
| */ |
| switch (chan_def->width) { |
| case NL80211_CHAN_WIDTH_160: |
| diff_seq = 70; |
| break; |
| case NL80211_CHAN_WIDTH_80: |
| case NL80211_CHAN_WIDTH_80P80: |
| diff_seq = 30; |
| break; |
| case NL80211_CHAN_WIDTH_40: |
| diff_seq = 10; |
| break; |
| default: |
| diff_seq = 0; |
| } |
| |
| return chan_def->center_freq1 - diff_seq; |
| } |
| |
| static u16 ath11k_mac_get_seg_freq(struct cfg80211_chan_def *chan_def, |
| u16 start_seq, u8 seq) |
| { |
| u16 seg_seq; |
| |
| /* It is to get the center frequency of the specific bandwidth. |
| * start_seq means the lowest channel number's center freqence. |
| * seq 0/1/2/3 means 20MHz/40MHz/80MHz/160MHz&80P80. |
| * For example, |
| * lowest channel is 1, its center frequency 5955, |
| * center frequency is 5955 when bandwidth=20MHz, its diff is 5955 - 5955 = 0. |
| * lowest channel is 1, its center frequency 5955, |
| * center frequency is 5965 when bandwidth=40MHz, its diff is 5965 - 5955 = 10. |
| * lowest channel is 1, its center frequency 5955, |
| * center frequency is 5985 when bandwidth=80MHz, its diff is 5985 - 5955 = 30. |
| * lowest channel is 1, its center frequency 5955, |
| * center frequency is 6025 when bandwidth=160MHz, its diff is 6025 - 5955 = 70. |
| */ |
| if (chan_def->width == NL80211_CHAN_WIDTH_80P80 && seq == 3) |
| return chan_def->center_freq2; |
| |
| seg_seq = 10 * (BIT(seq) - 1); |
| return seg_seq + start_seq; |
| } |
| |
| static void ath11k_mac_get_psd_channel(struct ath11k *ar, |
| u16 step_freq, |
| u16 *start_freq, |
| u16 *center_freq, |
| u8 i, |
| struct ieee80211_channel **temp_chan, |
| s8 *tx_power, |
| u8 reg_6g_power_mode) |
| { |
| /* It is to get the the center frequency for each 20MHz. |
| * For example, if the chan is 160MHz and center frequency is 6025, |
| * then it include 8 channels, they are 1/5/9/13/17/21/25/29, |
| * channel number 1's center frequency is 5955, it is parameter start_freq. |
| * parameter i is the step of the 8 channels. i is 0~7 for the 8 channels. |
| * the channel 1/5/9/13/17/21/25/29 maps i=0/1/2/3/4/5/6/7, |
| * and maps its center frequency is 5955/5975/5995/6015/6035/6055/6075/6095, |
| * the gap is 20 for each channel, parameter step_freq means the gap. |
| * after get the center frequency of each channel, it is easy to find the |
| * struct ieee80211_channel of it and get the max_reg_power. |
| */ |
| *center_freq = *start_freq + i * step_freq; |
| |
| /* -1 to reg_6g_power_mode to make it 0 based indexing */ |
| *temp_chan = ieee80211_get_6g_channel_khz(ar->hw->wiphy, MHZ_TO_KHZ(*center_freq), |
| reg_6g_power_mode - 1); |
| *tx_power = (*temp_chan)->max_reg_power; |
| } |
| |
| static void ath11k_mac_get_eirp_power(struct ath11k *ar, |
| u16 *start_freq, |
| u16 *center_freq, |
| u8 i, |
| struct ieee80211_channel **temp_chan, |
| struct cfg80211_chan_def *def, |
| s8 *tx_power, |
| u8 reg_6g_power_mode) |
| { |
| /* It is to get the the center frequency for 40MHz/80MHz/ |
| * 160MHz&80P80 bandwidth, and then plus 10 to the center frequency, |
| * it is the center frequency of a channel number. |
| * For example, when configured channel number is 1. |
| * center frequency is 5965 when bandwidth=40MHz, after plus 10, it is 5975, |
| * then it is channel number 5. |
| * center frequency is 5985 when bandwidth=80MHz, after plus 10, it is 5995, |
| * then it is channel number 9. |
| * center frequency is 6025 when bandwidth=160MHz, after plus 10, it is 6035, |
| * then it is channel number 17. |
| * after get the center frequency of each channel, it is easy to find the |
| * struct ieee80211_channel of it and get the max_reg_power. |
| */ |
| *center_freq = ath11k_mac_get_seg_freq(def, *start_freq, i); |
| /* For 20 MHz, no +10 offset is required */ |
| if (i != 0) |
| *center_freq += 10; |
| |
| /* -1 to reg_6g_power_mode to make it 0 based indexing */ |
| *temp_chan = ieee80211_get_6g_channel_khz(ar->hw->wiphy, MHZ_TO_KHZ(*center_freq), |
| reg_6g_power_mode - 1); |
| *tx_power = (*temp_chan)->max_reg_power; |
| } |
| |
| void ath11k_mac_fill_reg_tpc_info(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_chanctx_conf *ctx) |
| { |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; |
| struct ath11k_reg_tpc_power_info *reg_tpc_info = &arvif->reg_tpc_info; |
| struct ieee80211_channel *chan, *temp_chan; |
| u8 pwr_lvl_idx, num_pwr_levels, pwr_reduction; |
| bool is_psd_power = false, is_tpe_present = false; |
| s8 max_tx_power[IEEE80211_MAX_NUM_PWR_LEVEL], |
| psd_power, tx_power = 0, eirp_power = 0; |
| u16 oper_freq = 0, start_freq = 0, center_freq = 0, op_center_freq = 0; |
| u8 reg_6g_power_mode; |
| enum nl80211_chan_width bw; |
| int cfi; |
| |
| /* For STA, 6g power mode will be present in the beacon, but for AP, |
| * AP cant parse its own beacon. Hence, we get the 6g power mode |
| * from the wdev corresponding to the struct ieee80211_vif |
| */ |
| if (arvif->vdev_type == WMI_VDEV_TYPE_STA) |
| reg_6g_power_mode = vif->bss_conf.power_type; |
| else if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { |
| struct wireless_dev *wdev = ieee80211_vif_to_wdev(vif); |
| /* With respect to ieee80211, the 6G AP power mode starts from index |
| * 1 while the power type stored in struct wireless_dev is based on |
| * nl80211 power type indexing which starts from 0. Hence 1 is appended |
| */ |
| if (wdev) |
| reg_6g_power_mode = wdev->reg_6g_power_mode + 1; |
| else |
| reg_6g_power_mode = 1; |
| } else |
| reg_6g_power_mode = 1; |
| |
| chan = ctx->def.chan; |
| oper_freq = ctx->def.chan->center_freq; |
| start_freq = ath11k_mac_get_6g_start_frequency(&ctx->def); |
| pwr_reduction = bss_conf->pwr_reduction; |
| |
| if (arvif->vdev_type == WMI_VDEV_TYPE_STA && |
| arvif->reg_tpc_info.num_pwr_levels) { |
| is_tpe_present = true; |
| num_pwr_levels = arvif->reg_tpc_info.num_pwr_levels; |
| } else { |
| num_pwr_levels = ath11k_mac_get_num_pwr_levels(&ctx->def); |
| } |
| |
| for (pwr_lvl_idx = 0; pwr_lvl_idx < num_pwr_levels; pwr_lvl_idx++) { |
| /* STA received TPE IE*/ |
| if (is_tpe_present) { |
| /* local power is PSD power*/ |
| if (chan->flags & IEEE80211_CHAN_PSD) { |
| /* Connecting AP is psd power */ |
| if (reg_tpc_info->is_psd_power) { |
| is_psd_power = true; |
| ath11k_mac_get_psd_channel(ar, 20, |
| &start_freq, |
| ¢er_freq, |
| pwr_lvl_idx, |
| &temp_chan, |
| &tx_power, |
| reg_6g_power_mode); |
| psd_power = temp_chan->psd; |
| eirp_power = tx_power; |
| max_tx_power[pwr_lvl_idx] = |
| min_t(s8, |
| psd_power, |
| reg_tpc_info->tpe[pwr_lvl_idx]); |
| /* Connecting AP is not psd power */ |
| } else { |
| ath11k_mac_get_eirp_power(ar, |
| &start_freq, |
| ¢er_freq, |
| pwr_lvl_idx, |
| &temp_chan, |
| &ctx->def, |
| &tx_power, |
| reg_6g_power_mode); |
| psd_power = temp_chan->psd; |
| /* convert psd power to EIRP power based |
| * on channel width |
| */ |
| tx_power = |
| min_t(s8, tx_power, |
| psd_power + 13 + pwr_lvl_idx * 3); |
| max_tx_power[pwr_lvl_idx] = |
| min_t(s8, |
| tx_power, |
| reg_tpc_info->tpe[pwr_lvl_idx]); |
| } |
| /* local power is not PSD power */ |
| } else { |
| /* Connecting AP is psd power */ |
| if (reg_tpc_info->is_psd_power) { |
| is_psd_power = true; |
| ath11k_mac_get_psd_channel(ar, 20, |
| &start_freq, |
| ¢er_freq, |
| pwr_lvl_idx, |
| &temp_chan, |
| &tx_power, |
| reg_6g_power_mode); |
| eirp_power = tx_power; |
| max_tx_power[pwr_lvl_idx] = |
| reg_tpc_info->tpe[pwr_lvl_idx]; |
| /* Connecting AP is not psd power */ |
| } else { |
| ath11k_mac_get_eirp_power(ar, |
| &start_freq, |
| ¢er_freq, |
| pwr_lvl_idx, |
| &temp_chan, |
| &ctx->def, |
| &tx_power, |
| reg_6g_power_mode); |
| max_tx_power[pwr_lvl_idx] = |
| min_t(s8, |
| tx_power, |
| reg_tpc_info->tpe[pwr_lvl_idx]); |
| } |
| } |
| /* STA not received TPE IE */ |
| } else { |
| /* local power is PSD power*/ |
| if (chan->flags & IEEE80211_CHAN_PSD) { |
| is_psd_power = true; |
| ath11k_mac_get_psd_channel(ar, 20, |
| &start_freq, |
| ¢er_freq, |
| pwr_lvl_idx, |
| &temp_chan, |
| &tx_power, |
| reg_6g_power_mode); |
| psd_power = temp_chan->psd; |
| if (reg_6g_power_mode == IEEE80211_REG_SP_AP && |
| ar->afc.is_6g_afc_power_event_received) { |
| op_center_freq = ctx->def.center_freq1; |
| cfi = ieee80211_frequency_to_channel(op_center_freq); |
| bw = ctx->def.width; |
| eirp_power = ath11k_reg_get_afc_eirp_power(ar, |
| bw, |
| cfi); |
| /* In some case channel obj for that particular freq |
| * might not be received |
| */ |
| if (!eirp_power) |
| eirp_power = tx_power; |
| } else { |
| eirp_power = tx_power; |
| } |
| |
| max_tx_power[pwr_lvl_idx] = psd_power; |
| } else { |
| ath11k_mac_get_eirp_power(ar, |
| &start_freq, |
| ¢er_freq, |
| pwr_lvl_idx, |
| &temp_chan, |
| &ctx->def, |
| &tx_power, |
| reg_6g_power_mode); |
| max_tx_power[pwr_lvl_idx] = |
| min_t(s8, |
| tx_power, |
| reg_tpc_info->tpe[pwr_lvl_idx]); |
| if (reg_6g_power_mode == IEEE80211_REG_SP_AP && |
| ar->afc.is_6g_afc_power_event_received) { |
| ath11k_reg_get_afc_eirp_power_for_bw(ar, |
| &start_freq, |
| ¢er_freq, |
| pwr_lvl_idx, |
| &ctx->def, |
| &tx_power); |
| /* Override tx power only if afc response has a value */ |
| if (tx_power) |
| max_tx_power[pwr_lvl_idx] = tx_power; |
| } |
| } |
| } |
| |
| if (is_psd_power) { |
| /* If AP local power constraint is present */ |
| if (pwr_reduction) |
| eirp_power = eirp_power - pwr_reduction; |
| |
| /* If FW updated max tx power is non zero, then take the min of |
| * firmware updated ap tx power |
| * and max power derived from above mentioned parameters. |
| */ |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "eirp power : %d firmware report power : %d\n", |
| eirp_power, ar->max_allowed_tx_power); |
| if ((ar->max_allowed_tx_power) && (ab->hw_params.idle_ps)) |
| eirp_power = min_t(s8, |
| eirp_power, |
| ar->max_allowed_tx_power); |
| } else { |
| /* If AP local power constraint is present */ |
| if (pwr_reduction) |
| max_tx_power[pwr_lvl_idx] = |
| max_tx_power[pwr_lvl_idx] - pwr_reduction; |
| /* If FW updated max tx power is non zero, then take the min of |
| * firmware updated ap tx power |
| * and max power derived from above mentioned parameters. |
| */ |
| if ((ar->max_allowed_tx_power) && (ab->hw_params.idle_ps)) |
| max_tx_power[pwr_lvl_idx] = |
| min_t(s8, |
| max_tx_power[pwr_lvl_idx], |
| ar->max_allowed_tx_power); |
| } |
| reg_tpc_info->chan_power_info[pwr_lvl_idx].chan_cfreq = center_freq; |
| reg_tpc_info->chan_power_info[pwr_lvl_idx].tx_power = |
| max_tx_power[pwr_lvl_idx]; |
| } |
| |
| reg_tpc_info->num_pwr_levels = num_pwr_levels; |
| reg_tpc_info->is_psd_power = is_psd_power; |
| reg_tpc_info->eirp_power = eirp_power; |
| reg_tpc_info->power_type_6g = |
| ath11k_ieee80211_ap_pwr_type_convert(reg_6g_power_mode); |
| } |
| |
| static void ath11k_mac_parse_tx_pwr_env(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_chanctx_conf *ctx) |
| { |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; |
| struct ieee80211_tx_pwr_env *single_tpe; |
| enum wmi_reg_6g_client_type client_type; |
| int i; |
| u8 pwr_count, pwr_interpret, pwr_category; |
| u8 psd_index = 0, non_psd_index = 0, local_tpe_count = 0, reg_tpe_count = 0; |
| bool use_local_tpe, non_psd_set = false, psd_set = false; |
| struct wireless_dev *wdev = ieee80211_vif_to_wdev(vif); |
| |
| if (wdev) |
| client_type = wdev->reg_6g_power_mode; |
| else |
| client_type = WMI_REG_DEFAULT_CLIENT; |
| |
| for (i = 0; i < bss_conf->tx_pwr_env_num; i++) { |
| single_tpe = &bss_conf->tx_pwr_env[i]; |
| pwr_category = u8_get_bits(single_tpe->tx_power_info, |
| IEEE80211_TX_PWR_ENV_INFO_CATEGORY); |
| pwr_interpret = u8_get_bits(single_tpe->tx_power_info, |
| IEEE80211_TX_PWR_ENV_INFO_INTERPRET); |
| |
| if (pwr_category == client_type) { |
| if (pwr_interpret == IEEE80211_TPE_LOCAL_EIRP || |
| pwr_interpret == IEEE80211_TPE_LOCAL_EIRP_PSD) |
| local_tpe_count++; |
| else if (pwr_interpret == IEEE80211_TPE_REG_CLIENT_EIRP || |
| pwr_interpret == IEEE80211_TPE_REG_CLIENT_EIRP_PSD) |
| reg_tpe_count++; |
| } |
| } |
| |
| if (!reg_tpe_count && !local_tpe_count) { |
| ath11k_warn(ab, |
| "no transmit power envelope match client power type %d\n", |
| client_type); |
| return; |
| } else if (!reg_tpe_count) { |
| use_local_tpe = true; |
| } else { |
| use_local_tpe = false; |
| } |
| |
| for (i = 0; i < bss_conf->tx_pwr_env_num; i++) { |
| single_tpe = &bss_conf->tx_pwr_env[i]; |
| pwr_category = u8_get_bits(single_tpe->tx_power_info, |
| IEEE80211_TX_PWR_ENV_INFO_CATEGORY); |
| pwr_interpret = u8_get_bits(single_tpe->tx_power_info, |
| IEEE80211_TX_PWR_ENV_INFO_INTERPRET); |
| |
| if (pwr_category != client_type) |
| continue; |
| |
| /* get local transmit power envelope */ |
| if (use_local_tpe) { |
| if (pwr_interpret == IEEE80211_TPE_LOCAL_EIRP) { |
| non_psd_index = i; |
| non_psd_set = true; |
| } else if (pwr_interpret == IEEE80211_TPE_LOCAL_EIRP_PSD) { |
| psd_index = i; |
| psd_set = true; |
| } |
| /* get regulatory transmit power envelope */ |
| } else { |
| if (pwr_interpret == IEEE80211_TPE_REG_CLIENT_EIRP) { |
| non_psd_index = i; |
| non_psd_set = true; |
| } else if (pwr_interpret == IEEE80211_TPE_REG_CLIENT_EIRP_PSD) { |
| psd_index = i; |
| psd_set = true; |
| } |
| } |
| } |
| |
| if (non_psd_set && !psd_set) { |
| single_tpe = &bss_conf->tx_pwr_env[non_psd_index]; |
| pwr_count = u8_get_bits(single_tpe->tx_power_info, |
| IEEE80211_TX_PWR_ENV_INFO_COUNT); |
| pwr_interpret = u8_get_bits(single_tpe->tx_power_info, |
| IEEE80211_TX_PWR_ENV_INFO_INTERPRET); |
| arvif->reg_tpc_info.is_psd_power = false; |
| arvif->reg_tpc_info.eirp_power = 0; |
| |
| arvif->reg_tpc_info.num_pwr_levels = |
| ath11k_mac_get_tpe_count(pwr_interpret, pwr_count); |
| for (i = 0; i < arvif->reg_tpc_info.num_pwr_levels; i++) { |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "non PSD power[%d] : %d\n", |
| i, single_tpe->tx_power[i]); |
| arvif->reg_tpc_info.tpe[i] = single_tpe->tx_power[i] / 2; |
| } |
| } |
| |
| if (psd_set) { |
| single_tpe = &bss_conf->tx_pwr_env[psd_index]; |
| pwr_count = u8_get_bits(single_tpe->tx_power_info, |
| IEEE80211_TX_PWR_ENV_INFO_COUNT); |
| pwr_interpret = u8_get_bits(single_tpe->tx_power_info, |
| IEEE80211_TX_PWR_ENV_INFO_INTERPRET); |
| arvif->reg_tpc_info.is_psd_power = true; |
| |
| if (pwr_count == 0) { |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "TPE PSD power : %d\n", single_tpe->tx_power[0]); |
| arvif->reg_tpc_info.num_pwr_levels = |
| ath11k_mac_get_num_pwr_levels(&ctx->def); |
| for (i = 0; i < arvif->reg_tpc_info.num_pwr_levels; i++) |
| arvif->reg_tpc_info.tpe[i] = single_tpe->tx_power[0] / 2; |
| } else { |
| arvif->reg_tpc_info.num_pwr_levels = |
| ath11k_mac_get_tpe_count(pwr_interpret, pwr_count); |
| for (i = 0; i < arvif->reg_tpc_info.num_pwr_levels; i++) { |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "TPE PSD power[%d] : %d\n", |
| i, single_tpe->tx_power[i]); |
| arvif->reg_tpc_info.tpe[i] = single_tpe->tx_power[i] / 2; |
| } |
| } |
| } |
| } |
| |
| static int |
| ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_chanctx_conf *ctx) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| int ret; |
| struct peer_create_params param; |
| enum ieee80211_ap_reg_power power_type; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "mac chanctx assign ptr %pK vdev_id %i\n", |
| ctx, arvif->vdev_id); |
| |
| if (ar->supports_6ghz && ctx->def.chan->band == NL80211_BAND_6GHZ && |
| (arvif->vdev_type == WMI_VDEV_TYPE_STA || |
| arvif->vdev_type == WMI_VDEV_TYPE_AP)) { |
| power_type = vif->bss_conf.power_type; |
| ath11k_dbg(ab, ATH11K_DBG_MAC, "mac chanctx power type %d\n", |
| power_type); |
| if (power_type == IEEE80211_REG_UNSET_AP) |
| power_type = IEEE80211_REG_LPI_AP; |
| |
| arvif->chanctx = *ctx; |
| if (arvif->vdev_type == WMI_VDEV_TYPE_STA) |
| ath11k_mac_parse_tx_pwr_env(ar, vif, ctx); |
| } |
| |
| /* for QCA6390 bss peer must be created before vdev_start */ |
| if (ab->hw_params.vdev_start_delay && |
| arvif->vdev_type != WMI_VDEV_TYPE_AP && |
| arvif->vdev_type != WMI_VDEV_TYPE_MONITOR && |
| !ath11k_peer_find_by_vdev_id(ab, arvif->vdev_id)) { |
| memcpy(&arvif->chanctx, ctx, sizeof(*ctx)); |
| ret = 0; |
| goto out; |
| } |
| |
| if (WARN_ON(arvif->is_started)) { |
| ret = -EBUSY; |
| goto out; |
| } |
| |
| if (ab->hw_params.vdev_start_delay && |
| (arvif->vdev_type == WMI_VDEV_TYPE_AP || |
| arvif->vdev_type == WMI_VDEV_TYPE_MONITOR)) { |
| param.vdev_id = arvif->vdev_id; |
| param.peer_type = WMI_PEER_TYPE_DEFAULT; |
| param.peer_addr = ar->mac_addr; |
| |
| ret = ath11k_peer_create(ar, arvif, NULL, ¶m); |
| if (ret) { |
| ath11k_warn(ab, "failed to create peer after vdev start delay: %d", |
| ret); |
| goto out; |
| } |
| } |
| |
| if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { |
| ret = ath11k_mac_monitor_start(ar); |
| if (ret) |
| goto out; |
| |
| arvif->is_started = true; |
| goto exit; |
| } |
| |
| ret = ath11k_mac_vdev_start(arvif, &ctx->def, ctx->radar_enabled); |
| if (ret) { |
| ath11k_warn(ab, "failed to start vdev %i addr %pM on freq %d: %d\n", |
| arvif->vdev_id, vif->addr, |
| ctx->def.chan->center_freq, ret); |
| goto out; |
| } |
| |
| ret = ath11k_smart_ant_enable(arvif); |
| if (ret) { |
| ath11k_warn(ab, "failed to enable smart antenna algorithm %d\n", |
| ret); |
| goto out; |
| } |
| |
| if (arvif->vdev_type != WMI_VDEV_TYPE_MONITOR && ar->monitor_vdev_created) |
| ath11k_mac_monitor_start(ar); |
| |
| arvif->is_started = true; |
| |
| /* TODO: Setup ps and cts/rts protection */ |
| exit: |
| ret = 0; |
| |
| out: |
| mutex_unlock(&ar->conf_mutex); |
| |
| return ret; |
| } |
| |
| static void |
| ath11k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_chanctx_conf *ctx) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| int ret = 0; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| ath11k_dbg(ab, ATH11K_DBG_MAC, |
| "mac chanctx unassign ptr %pK vdev_id %i\n", |
| ctx, arvif->vdev_id); |
| |
| WARN_ON(!arvif->is_started); |
| |
| if (ab->hw_params.vdev_start_delay && |
| arvif->vdev_type == WMI_VDEV_TYPE_MONITOR && |
| ath11k_peer_find_by_addr(ab, ar->mac_addr)) |
| ath11k_peer_delete(ar, arvif->vdev_id, ar->mac_addr); |
| |
| if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { |
| ret = ath11k_mac_monitor_stop(ar); |
| if (ret) { |
| mutex_unlock(&ar->conf_mutex); |
| return; |
| } |
| |
| arvif->is_started = false; |
| mutex_unlock(&ar->conf_mutex); |
| return; |
| } |
| |
| ret = ath11k_mac_vdev_stop(arvif); |
| if (ret) |
| ath11k_warn(ab, "failed to stop vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| |
| arvif->is_started = false; |
| |
| if (ab->hw_params.vdev_start_delay && |
| arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) |
| ath11k_wmi_vdev_down(ar, arvif->vdev_id); |
| |
| if (arvif->vdev_type != WMI_VDEV_TYPE_MONITOR && |
| ar->num_started_vdevs == 1 && ar->monitor_vdev_created) |
| ath11k_mac_monitor_stop(ar); |
| |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| static int |
| ath11k_mac_op_switch_vif_chanctx(struct ieee80211_hw *hw, |
| struct ieee80211_vif_chanctx_switch *vifs, |
| int n_vifs, |
| enum ieee80211_chanctx_switch_mode mode) |
| { |
| struct ath11k *ar = hw->priv; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "mac chanctx switch n_vifs %d mode %d\n", |
| n_vifs, mode); |
| ath11k_mac_update_vif_chan(ar, vifs, n_vifs); |
| |
| mutex_unlock(&ar->conf_mutex); |
| |
| return 0; |
| } |
| |
| static int |
| ath11k_set_vdev_param_to_all_vifs(struct ath11k *ar, int param, u32 value) |
| { |
| struct ath11k_vif *arvif; |
| int ret = 0; |
| |
| mutex_lock(&ar->conf_mutex); |
| list_for_each_entry(arvif, &ar->arvifs, list) { |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "setting mac vdev %d param %d value %d\n", |
| param, arvif->vdev_id, value); |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| param, value); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set param %d for vdev %d: %d\n", |
| param, arvif->vdev_id, ret); |
| break; |
| } |
| } |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| /* mac80211 stores device specific RTS/Fragmentation threshold value, |
| * this is set interface specific to firmware from ath11k driver |
| */ |
| static int ath11k_mac_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value) |
| { |
| struct ath11k *ar = hw->priv; |
| int param_id = WMI_VDEV_PARAM_RTS_THRESHOLD; |
| |
| return ath11k_set_vdev_param_to_all_vifs(ar, param_id, value); |
| } |
| |
| static int ath11k_mac_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) |
| { |
| /* Even though there's a WMI vdev param for fragmentation threshold no |
| * known firmware actually implements it. Moreover it is not possible to |
| * rely frame fragmentation to mac80211 because firmware clears the |
| * "more fragments" bit in frame control making it impossible for remote |
| * devices to reassemble frames. |
| * |
| * Hence implement a dummy callback just to say fragmentation isn't |
| * supported. This effectively prevents mac80211 from doing frame |
| * fragmentation in software. |
| */ |
| return -EOPNOTSUPP; |
| } |
| |
| static void ath11k_mac_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| u32 queues, bool drop) |
| { |
| struct ath11k *ar = hw->priv; |
| long time_left; |
| |
| if (drop) |
| return; |
| |
| time_left = wait_event_timeout(ar->dp.tx_empty_waitq, |
| (atomic_read(&ar->dp.num_tx_pending) == 0), |
| ATH11K_FLUSH_TIMEOUT); |
| if (time_left == 0) |
| ath11k_warn(ar->ab, "failed to flush transmit queue %ld\n", time_left); |
| } |
| |
| static bool |
| ath11k_mac_has_single_rate(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| int num_rates = 0; |
| |
| num_rates = hweight32(mask->control[band].legacy); |
| |
| num_rates += ath11k_mac_bitrate_mask_num_ht_rates(ar, band, mask); |
| |
| num_rates += ath11k_mac_bitrate_mask_num_vht_rates(ar, band, mask); |
| |
| num_rates += ath11k_mac_bitrate_mask_num_he_rates(ar, band, mask); |
| |
| return num_rates == 1; |
| } |
| |
| static bool |
| ath11k_mac_has_single_legacy_rate(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| int num_rates = 0; |
| |
| num_rates = hweight32(mask->control[band].legacy); |
| |
| if (ath11k_mac_bitrate_mask_num_ht_rates(ar, band, mask)) |
| return false; |
| |
| if (ath11k_mac_bitrate_mask_num_vht_rates(ar, band, mask)) |
| return false; |
| |
| if (ath11k_mac_bitrate_mask_num_he_rates(ar, band, mask)) |
| return false; |
| |
| return num_rates == 1; |
| } |
| |
| u16 ath11k_mac_get_tx_mcs_map(const struct ieee80211_sta_he_cap *he_cap) |
| { |
| if (he_cap->he_cap_elem.phy_cap_info[0] & |
| IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) |
| return he_cap->he_mcs_nss_supp.tx_mcs_80p80; |
| |
| if (he_cap->he_cap_elem.phy_cap_info[0] & |
| IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) |
| return he_cap->he_mcs_nss_supp.tx_mcs_160; |
| |
| return he_cap->he_mcs_nss_supp.tx_mcs_80; |
| } |
| |
| static bool |
| ath11k_mac_bitrate_mask_get_single_nss(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask, |
| int *nss) |
| { |
| struct ieee80211_supported_band *sband = &ar->mac.sbands[band]; |
| u16 vht_mcs_map = le16_to_cpu(sband->vht_cap.vht_mcs.tx_mcs_map); |
| u16 he_mcs_map = 0; |
| u8 ht_nss_mask = 0; |
| u8 vht_nss_mask = 0; |
| u8 he_nss_mask = 0; |
| int i; |
| |
| /* No need to consider legacy here. Basic rates are always present |
| * in bitrate mask |
| */ |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) { |
| if (mask->control[band].ht_mcs[i] == 0) |
| continue; |
| else if (mask->control[band].ht_mcs[i] == |
| sband->ht_cap.mcs.rx_mask[i]) |
| ht_nss_mask |= BIT(i); |
| else |
| return false; |
| } |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) { |
| if (mask->control[band].vht_mcs[i] == 0) |
| continue; |
| else if (mask->control[band].vht_mcs[i] == |
| ath11k_mac_get_max_vht_mcs_map(vht_mcs_map, i)) |
| vht_nss_mask |= BIT(i); |
| else |
| return false; |
| } |
| |
| he_mcs_map = le16_to_cpu(ath11k_mac_get_tx_mcs_map(&sband->iftype_data->he_cap)); |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].he_mcs); i++) { |
| if (mask->control[band].he_mcs[i] == 0) |
| continue; |
| else if (mask->control[band].he_mcs[i] == |
| ath11k_mac_get_max_he_mcs_map(he_mcs_map, i)) |
| he_nss_mask |= BIT(i); |
| else |
| return false; |
| } |
| |
| if ((ht_nss_mask != vht_nss_mask) || (ht_nss_mask != he_nss_mask)) |
| return false; |
| |
| if (ht_nss_mask == 0) |
| return false; |
| |
| if (BIT(fls(ht_nss_mask)) - 1 != ht_nss_mask) |
| return false; |
| |
| *nss = fls(ht_nss_mask); |
| |
| return true; |
| } |
| |
| static int |
| ath11k_mac_get_single_legacy_rate(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask, |
| u32 *rate, u8 *nss) |
| { |
| int rate_idx; |
| u16 bitrate; |
| u8 preamble; |
| u8 hw_rate; |
| |
| if (hweight32(mask->control[band].legacy) != 1) |
| return -EINVAL; |
| |
| rate_idx = ffs(mask->control[band].legacy) - 1; |
| |
| if (band == NL80211_BAND_5GHZ || band == NL80211_BAND_6GHZ) |
| rate_idx += ATH11K_MAC_FIRST_OFDM_RATE_IDX; |
| |
| hw_rate = ath11k_legacy_rates[rate_idx].hw_value; |
| bitrate = ath11k_legacy_rates[rate_idx].bitrate; |
| |
| if (ath11k_mac_bitrate_is_cck(bitrate)) |
| preamble = WMI_RATE_PREAMBLE_CCK; |
| else |
| preamble = WMI_RATE_PREAMBLE_OFDM; |
| |
| *nss = 1; |
| *rate = ATH11K_HW_RATE_CODE(hw_rate, 0, preamble); |
| |
| return 0; |
| } |
| |
| static int |
| ath11k_mac_tid_bitrate_config(struct ath11k *ar, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| u32 *rate_ctrl_flag, u8 *rate_ctrl, |
| enum nl80211_tx_rate_setting txrate_type, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| struct cfg80211_chan_def def; |
| enum nl80211_band band; |
| u8 nss; |
| u32 rate; |
| int ret; |
| |
| if (WARN_ON(ath11k_mac_vif_chan(vif, &def))) |
| return -EINVAL; |
| |
| if (txrate_type == NL80211_TX_RATE_AUTOMATIC) { |
| *rate_ctrl = WMI_TID_CONFIG_RATE_CONTROL_AUTO; |
| *rate_ctrl_flag = 0; |
| return 0; |
| } |
| |
| band = def.chan->band; |
| |
| if (!ath11k_mac_has_single_rate(ar, band, mask)) { |
| ath11k_warn(ar->ab, "Multiple rates configured for tidconf\n"); |
| return -EINVAL; |
| } |
| |
| ret = ath11k_mac_get_single_rate(ar, band, mask, &rate, &nss); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to get single rate: %d\n", |
| ret); |
| return ret; |
| } |
| *rate_ctrl_flag = rate; |
| |
| if (sta && ath11k_mac_validate_rate_mask(ar, sta, *rate_ctrl_flag, nss)) { |
| ath11k_warn(ar->ab, "Rate mask validation failed\n"); |
| return -EINVAL; |
| } |
| |
| if (txrate_type == NL80211_TX_RATE_FIXED) |
| *rate_ctrl = WMI_TID_CONFIG_RATE_CONTROL_FIXED_RATE; |
| else if ((txrate_type == NL80211_TX_RATE_LIMITED) && |
| (test_bit(WMI_TLV_SERVICE_EXT_PEER_TID_CONFIGS_SUPPORT, |
| ar->ab->wmi_ab.svc_map))) |
| *rate_ctrl = WMI_PEER_TID_CONFIG_RATE_UPPER_CAP; |
| else |
| return -EOPNOTSUPP; |
| return 0; |
| } |
| |
| static int ath11k_mac_set_tid_config(struct ath11k *ar, struct ieee80211_sta *sta, |
| struct ieee80211_vif *vif, u32 changed, |
| struct wmi_per_peer_per_tid_cfg_arg *arg) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ath11k_sta *arsta; |
| int ret; |
| |
| if (sta) { |
| if (!sta->wme) |
| return -EOPNOTSUPP; |
| |
| arsta = (struct ath11k_sta *)sta->drv_priv; |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_NOACK)) { |
| if (arg->ack_policy == WMI_PEER_TID_CONFIG_NOACK) { |
| arg->aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| arg->rate_ctrl = 0; |
| arg->rcode_flags = 0; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL)) { |
| if (arsta->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK || |
| arvif->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| arg->aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| arg->ext_tid_cfg_bitmap &= ~WMI_PEER_TID_MAX_NUM_MPDU_IN_PPDU_VALID; |
| changed &= ~BIT(NL80211_TID_CONFIG_ATTR_RETRY_LONG); |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL)) { |
| if (arsta->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK || |
| arvif->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| arg->aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| arg->ext_tid_cfg_bitmap &= ~WMI_PEER_TID_MAX_NUM_MSDU_IN_MPDU_VALID; |
| changed &= ~BIT(NL80211_TID_CONFIG_ATTR_RETRY_LONG); |
| } |
| } |
| |
| if (changed & (BIT(NL80211_TID_CONFIG_ATTR_TX_RATE) | |
| BIT(NL80211_TID_CONFIG_ATTR_TX_RATE_TYPE))) { |
| if (arsta->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK || |
| arvif->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| arg->rate_ctrl = 0; |
| arg->rcode_flags = 0; |
| } |
| } |
| |
| if (arg->aggr_control == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE) { |
| arg->aggr_control_ampdu = 0; |
| arg->aggr_control_amsdu = 0; |
| arg->max_num_mpdu_in_ppdu = 0; |
| arg->max_num_msdu_in_mpdu = 0; |
| arg->ext_tid_cfg_bitmap &= |
| ~(WMI_PEER_TID_MAX_NUM_MPDU_IN_PPDU_VALID | |
| WMI_PEER_TID_MAX_NUM_MSDU_IN_MPDU_VALID); |
| } else if (arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE && |
| arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE) { |
| arg->aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| } else if ((arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_ENABLE || |
| arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_IGNORE) && |
| arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE) { |
| arg->aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_ENABLE; |
| arg->max_num_msdu_in_mpdu = 1; |
| arg->ext_tid_cfg_bitmap |= WMI_PEER_TID_MAX_NUM_MSDU_IN_MPDU_VALID; |
| } else if (arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE && |
| (arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_ENABLE || |
| arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_IGNORE)) { |
| arg->aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_ENABLE; |
| arg->max_num_mpdu_in_ppdu = 1; |
| arg->ext_tid_cfg_bitmap |= WMI_PEER_TID_MAX_NUM_MPDU_IN_PPDU_VALID; |
| } else if (arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_ENABLE || |
| arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_ENABLE) { |
| arg->aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_ENABLE; |
| } |
| |
| ether_addr_copy(arg->peer_macaddr.addr, sta->addr); |
| ret = ath11k_wmi_set_per_peer_per_tid_cfg(ar, arg); |
| if (ret) |
| return ret; |
| |
| /* Store the configured parameters in success case */ |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_NOACK)) |
| arsta->tid_cfg[arg->tid].noack = arg->ack_policy; |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_RETRY_LONG)) |
| arsta->tid_cfg[arg->tid].retry_long = arg->retry_count; |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL)) |
| arsta->tid_cfg[arg->tid].aggr_ctrl = arg->aggr_control; |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL)) |
| arsta->tid_cfg[arg->tid].aggr_ctrl = arg->aggr_control; |
| |
| if (changed & (BIT(NL80211_TID_CONFIG_ATTR_TX_RATE) | |
| BIT(NL80211_TID_CONFIG_ATTR_TX_RATE_TYPE))) { |
| arsta->tid_cfg[arg->tid].rate_ctrl = arg->rate_ctrl; |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_RTSCTS_CTRL)) |
| arsta->tid_cfg[arg->tid].rtscts = arg->rtscts_ctrl; |
| |
| } else { |
| /* Below is per vif config, all configs are saved in arvif and then |
| * configured for every peer |
| */ |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_NOACK)) { |
| if (arg->ack_policy == WMI_PEER_TID_CONFIG_NOACK) { |
| arvif->tid_cfg[arg->tid].noack = |
| WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| arvif->tid_cfg[arg->tid].rate_ctrl = 0; |
| arvif->tid_cfg[arg->tid].rate_code = 0; |
| } else { |
| arvif->tid_cfg[arg->tid].noack = arg->ack_policy; |
| arvif->tid_cfg[arg->tid].rate_ctrl = arg->rate_ctrl; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_RETRY_LONG)) { |
| if (arvif->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK) |
| changed &= ~BIT(NL80211_TID_CONFIG_ATTR_RETRY_LONG); |
| else |
| arvif->tid_cfg[arg->tid].retry_long = arg->retry_count; |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL)) { |
| if (arvif->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| changed &= ~BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL); |
| arg->aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| arg->ext_tid_cfg_bitmap &= |
| ~WMI_PEER_TID_MAX_NUM_MPDU_IN_PPDU_VALID; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMPDU_COUNT)) |
| arvif->tid_cfg[arg->tid].ampdu_count = arg->max_num_mpdu_in_ppdu; |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL)) { |
| if (arvif->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| changed &= ~BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL); |
| arg->aggr_control = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| arg->ext_tid_cfg_bitmap &= |
| ~WMI_PEER_TID_MAX_NUM_MSDU_IN_MPDU_VALID; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMSDU_COUNT)) |
| arvif->tid_cfg[arg->tid].amsdu_count = arg->max_num_msdu_in_mpdu; |
| |
| if (changed & (BIT(NL80211_TID_CONFIG_ATTR_TX_RATE) | |
| BIT(NL80211_TID_CONFIG_ATTR_TX_RATE_TYPE))) { |
| if (arvif->tid_cfg[arg->tid].noack == WMI_PEER_TID_CONFIG_NOACK) { |
| changed &= ~(BIT(NL80211_TID_CONFIG_ATTR_TX_RATE) | |
| BIT(NL80211_TID_CONFIG_ATTR_TX_RATE_TYPE)); |
| } else { |
| arvif->tid_cfg[arg->tid].rate_ctrl = arg->rate_ctrl; |
| arvif->tid_cfg[arg->tid].rate_code = arg->rcode_flags; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_RTSCTS_CTRL)) { |
| arvif->tid_cfg[arg->tid].rtscts = arg->rtscts_ctrl; |
| arg->ext_tid_cfg_bitmap |= WMI_EXT_TID_RTS_CTS_CONFIG; |
| } |
| |
| if (arg->aggr_control == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE) { |
| arvif->tid_cfg[arg->tid].aggr_ctrl = arg->aggr_control; |
| arg->ext_tid_cfg_bitmap &= |
| ~(WMI_PEER_TID_MAX_NUM_MPDU_IN_PPDU_VALID | |
| WMI_PEER_TID_MAX_NUM_MSDU_IN_MPDU_VALID); |
| } else if (arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE && |
| arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE) { |
| arvif->tid_cfg[arg->tid].aggr_ctrl = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| } else if ((arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_ENABLE || |
| arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_IGNORE) && |
| arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE) { |
| arvif->tid_cfg[arg->tid].aggr_ctrl = WMI_TID_CONFIG_AGGR_CONTROL_ENABLE; |
| arvif->tid_cfg[arg->tid].amsdu_count = 1; |
| arg->ext_tid_cfg_bitmap |= WMI_PEER_TID_MAX_NUM_MSDU_IN_MPDU_VALID; |
| } else if (arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE && |
| (arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_ENABLE || |
| arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_IGNORE)) { |
| arvif->tid_cfg[arg->tid].aggr_ctrl = WMI_TID_CONFIG_AGGR_CONTROL_ENABLE; |
| arvif->tid_cfg[arg->tid].ampdu_count = 1; |
| arg->ext_tid_cfg_bitmap |= WMI_PEER_TID_MAX_NUM_MPDU_IN_PPDU_VALID; |
| } else if (arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_ENABLE || |
| arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_ENABLE) { |
| arvif->tid_cfg[arg->tid].aggr_ctrl = WMI_TID_CONFIG_AGGR_CONTROL_ENABLE; |
| } |
| |
| arvif->tid_cfg[arg->tid].ext_tid_cfg_bitmap = arg->ext_tid_cfg_bitmap; |
| if (changed) |
| arvif->tid_conf_changed[arg->tid] = changed; |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "Per Vif tidconfig tid %d ack_policy %d aggr %u rate_ctrl %u rcflag 0x%x retry_count %d\n rtscts %d ext_tid_cfg_bitmap %d ampdu_count %d amsdu count %d tid_conf_changed 0x%x\n", |
| arg->tid, arvif->tid_cfg[arg->tid].noack, |
| arvif->tid_cfg[arg->tid].aggr_ctrl, |
| arvif->tid_cfg[arg->tid].rate_ctrl, |
| arvif->tid_cfg[arg->tid].rate_code, |
| arvif->tid_cfg[arg->tid].retry_long, |
| arvif->tid_cfg[arg->tid].rtscts, |
| arvif->tid_cfg[arg->tid].ext_tid_cfg_bitmap, |
| arvif->tid_cfg[arg->tid].ampdu_count, |
| arvif->tid_cfg[arg->tid].amsdu_count, |
| arvif->tid_conf_changed[arg->tid]); |
| } |
| |
| return 0; |
| } |
| |
| struct ath11k_mac_iter_tid_conf_data { |
| struct ieee80211_vif *curr_vif; |
| struct ath11k *ar; |
| bool reset_config; |
| }; |
| |
| static void ath11k_mac_vif_stations_tid_conf(void *data, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| struct ath11k_mac_iter_tid_conf_data *iter_data = data; |
| struct ieee80211_vif *sta_vif = arsta->arvif->vif; |
| |
| if (sta_vif != iter_data->curr_vif || !sta->wme) |
| return; |
| |
| ieee80211_queue_work(iter_data->ar->hw, &arsta->tid_config_wk); |
| } |
| |
| static int ath11k_mac_op_reset_tid_config(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| u8 tids) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ath11k_mac_iter_tid_conf_data data = {}; |
| struct ath11k *ar = hw->priv; |
| int ret = 0; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| if (sta) { |
| arvif->tids_rst = 0; |
| ret = ath11k_mac_reset_tid_config(ar, sta, arvif, tids); |
| goto exit; |
| } |
| |
| arvif->tids_rst = tids; |
| data.curr_vif = vif; |
| data.ar = ar; |
| ieee80211_iterate_stations_atomic(hw, ath11k_mac_vif_stations_tid_conf, |
| &data); |
| |
| exit: |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static int |
| ath11k_mac_parse_tid_config(struct ath11k *ar, |
| struct ieee80211_sta *sta, |
| struct ieee80211_vif *vif, |
| struct cfg80211_tid_cfg *tid_conf, |
| struct wmi_per_peer_per_tid_cfg_arg *arg) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| u32 changed = tid_conf->mask; |
| int ret = 0, i = 0; |
| |
| memset(arvif->tid_conf_changed, 0, sizeof(u32) * ATH11K_TID_MAX); |
| if (!changed) |
| return -EINVAL; |
| |
| while (i < ATH11K_TID_MAX) { |
| if (!(tid_conf->tids & BIT(i))) { |
| i++; |
| continue; |
| } |
| |
| memset(arg, 0, sizeof(struct wmi_per_peer_per_tid_cfg_arg)); |
| arg->ack_policy = WMI_NOACK_TID_CONFIG_IGNORE_ACK_POLICY; |
| arg->tid = i; |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_NOACK)) { |
| if (tid_conf->noack == NL80211_TID_CONFIG_ENABLE) { |
| arg->ack_policy = WMI_PEER_TID_CONFIG_NOACK; |
| arg->rate_ctrl = |
| WMI_TID_CONFIG_RATE_CONTROL_DEFAULT_LOWEST_RATE; |
| arg->aggr_control = |
| WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| } else { |
| arg->ack_policy = |
| WMI_PEER_TID_CONFIG_ACK; |
| arg->rate_ctrl = |
| WMI_TID_CONFIG_RATE_CONTROL_AUTO; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_RETRY_LONG)) |
| arg->retry_count = tid_conf->retry_long; |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL)) { |
| if (arg->ack_policy == WMI_PEER_TID_CONFIG_NOACK) { |
| arg->aggr_control_ampdu = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| } else if (tid_conf->ampdu == NL80211_TID_CONFIG_ENABLE) { |
| arg->aggr_control_ampdu = WMI_TID_CONFIG_AGGR_CONTROL_ENABLE; |
| arg->ext_tid_cfg_bitmap |= WMI_PEER_TID_MAX_NUM_MPDU_IN_PPDU_VALID; |
| } else if (tid_conf->ampdu == NL80211_TID_CONFIG_DISABLE) { |
| arg->aggr_control_ampdu = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| } else { |
| arg->aggr_control_ampdu = WMI_TID_CONFIG_AGGR_CONTROL_IGNORE; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMPDU_COUNT)) { |
| if (arg->ack_policy == WMI_PEER_TID_CONFIG_NOACK || |
| arg->aggr_control_ampdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE) { |
| arg->max_num_mpdu_in_ppdu = 0; |
| } else if (tid_conf->ampdu_count < 1 || |
| tid_conf->ampdu_count > 1024) { |
| ath11k_warn(ar->ab, "Failed to configure ampdu count\n"); |
| return -EINVAL; |
| } else { |
| arg->max_num_mpdu_in_ppdu = tid_conf->ampdu_count; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL)) { |
| if (arg->ack_policy == WMI_PEER_TID_CONFIG_NOACK) { |
| arg->aggr_control_amsdu = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| } else if (tid_conf->amsdu == NL80211_TID_CONFIG_ENABLE) { |
| arg->aggr_control_amsdu = WMI_TID_CONFIG_AGGR_CONTROL_ENABLE; |
| arg->ext_tid_cfg_bitmap |= WMI_PEER_TID_MAX_NUM_MSDU_IN_MPDU_VALID; |
| } else if (tid_conf->amsdu == NL80211_TID_CONFIG_DISABLE) { |
| arg->aggr_control_amsdu = WMI_TID_CONFIG_AGGR_CONTROL_DISABLE; |
| } else { |
| arg->aggr_control_amsdu = WMI_TID_CONFIG_AGGR_CONTROL_IGNORE; |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_AMSDU_COUNT)) { |
| if (arg->ack_policy == WMI_PEER_TID_CONFIG_NOACK || |
| arg->aggr_control_amsdu == WMI_TID_CONFIG_AGGR_CONTROL_DISABLE) { |
| arg->max_num_msdu_in_mpdu = 0; |
| } else if (tid_conf->amsdu_count < 1 || |
| tid_conf->amsdu_count > 7) { |
| ath11k_warn(ar->ab, "Failed to configure amsdu count\n"); |
| return -EINVAL; |
| } else { |
| arg->max_num_msdu_in_mpdu = tid_conf->amsdu_count; |
| } |
| } |
| |
| if (changed & (BIT(NL80211_TID_CONFIG_ATTR_TX_RATE) | |
| BIT(NL80211_TID_CONFIG_ATTR_TX_RATE_TYPE))) { |
| ret = ath11k_mac_tid_bitrate_config(ar, vif, sta, |
| &arg->rcode_flags, |
| &arg->rate_ctrl, |
| tid_conf->txrate_type, |
| &tid_conf->txrate_mask); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to configure bitrate mask %d\n", |
| ret); |
| arg->rcode_flags = 0; |
| arg->rate_ctrl = 0; |
| changed &= ~(BIT(NL80211_TID_CONFIG_ATTR_TX_RATE) | |
| BIT(NL80211_TID_CONFIG_ATTR_TX_RATE_TYPE)); |
| } |
| } |
| |
| if (changed & BIT(NL80211_TID_CONFIG_ATTR_RTSCTS_CTRL)) { |
| if (tid_conf->rtscts == NL80211_TID_CONFIG_ENABLE) { |
| arg->rtscts_ctrl = WMI_TID_CONFIG_RTSCTS_CTRL_ENABLE; |
| } else if (tid_conf->rtscts == NL80211_TID_CONFIG_DISABLE) { |
| arg->rtscts_ctrl = WMI_TID_CONFIG_RTSCTS_CTRL_DISABLE; |
| } else { |
| ath11k_warn(ar->ab, "Invalid RTSCTS config\n"); |
| return -EINVAL; |
| } |
| |
| arg->ext_tid_cfg_bitmap |= WMI_EXT_TID_RTS_CTS_CONFIG; |
| } |
| |
| ret = ath11k_mac_set_tid_config(ar, sta, vif, changed, arg); |
| if (ret) |
| return ret; |
| i++; |
| } |
| return ret; |
| } |
| |
| static int ath11k_mac_op_set_tid_config(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct cfg80211_tid_config *tid_config) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct ath11k_mac_iter_tid_conf_data data = {}; |
| struct wmi_per_peer_per_tid_cfg_arg arg = {}; |
| int ret, i; |
| |
| mutex_lock(&ar->conf_mutex); |
| arg.vdev_id = arvif->vdev_id; |
| |
| arvif->tids_rst = 0; |
| memset(arvif->tid_conf_changed, 0, sizeof(arvif->tid_conf_changed)); |
| |
| for (i = 0; i < tid_config->n_tid_conf; i++) { |
| ret = ath11k_mac_parse_tid_config(ar, sta, vif, |
| &tid_config->tid_conf[i], |
| &arg); |
| if (ret) |
| goto exit; |
| } |
| |
| if (sta) |
| goto exit; |
| |
| ret = 0; |
| arvif->tids_rst = 0; |
| data.curr_vif = vif; |
| data.ar = ar; |
| |
| ieee80211_iterate_stations_atomic(hw, ath11k_mac_vif_stations_tid_conf, |
| &data); |
| |
| exit: |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static int ath11k_mac_op_sta_set_mgmt_rts_cts(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| int ret = 0; |
| int enable_rts_cts; |
| |
| if (!test_bit(WMI_TLV_SERVICE_RTSCTS_FOR_UNICAST_MGMT_SUPPORT, |
| ar->ab->wmi_ab.svc_map)) { |
| ath11k_warn(ar->ab, "RTSCTS for unicast management frame no supported\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| if (sta->mgmt_rts_cts == NL80211_MGMT_RTS_CTS_ENABLE) |
| enable_rts_cts = 1; |
| else if (sta->mgmt_rts_cts == NL80211_MGMT_RTS_CTS_DISABLE) |
| enable_rts_cts = 0; |
| else |
| return -EINVAL; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| ret = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, |
| WMI_PEER_PARAM_EN_RTSCTS_FOR_UNICAST_MGMT, |
| enable_rts_cts); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set rts/cts for management unicaste frames %d\n", |
| ret); |
| goto out; |
| } |
| |
| out: |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static int |
| ath11k_mac_set_fixed_rate_GI_LTF(struct ath11k_vif *arvif, u8 he_gi, u8 he_ltf) |
| { |
| struct ath11k *ar = arvif->ar; |
| int ret; |
| |
| /* 0.8 = 0, 1.6 = 2 and 3.2 = 3. */ |
| if (he_gi && he_gi != 0xFF) |
| he_gi += 1; |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| WMI_VDEV_PARAM_SGI, he_gi); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set HE GI:%d, error:%d\n", |
| he_gi, ret); |
| return ret; |
| } |
| /* start from 1 */ |
| if (he_ltf != 0xFF) |
| he_ltf += 1; |
| |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| WMI_VDEV_PARAM_HE_LTF, he_ltf); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set HE LTF:%d, error:%d\n", |
| he_ltf, ret); |
| return ret; |
| } |
| return 0; |
| } |
| |
| static int |
| ath11k_mac_set_auto_rate_GI_LTF(struct ath11k_vif *arvif, u16 he_gi, u8 he_ltf) |
| { |
| struct ath11k *ar = arvif->ar; |
| int ret; |
| u32 he_ar_gi_ltf = 0; |
| |
| if (he_gi != 0xFF) { |
| switch (he_gi) { |
| case NL80211_RATE_INFO_HE_GI_0_8: |
| he_gi = WMI_AUTORATE_800NS_GI; |
| break; |
| case NL80211_RATE_INFO_HE_GI_1_6: |
| he_gi = WMI_AUTORATE_1600NS_GI; |
| break; |
| case NL80211_RATE_INFO_HE_GI_3_2: |
| he_gi = WMI_AUTORATE_3200NS_GI; |
| break; |
| default: |
| ath11k_warn(ar->ab, "Invalid GI\n"); |
| return 1; |
| } |
| } |
| |
| if (he_ltf != 0xFF) { |
| switch (he_ltf) { |
| case NL80211_RATE_INFO_HE_1XLTF: |
| he_ltf = WMI_HE_AUTORATE_LTF_1X; |
| break; |
| case NL80211_RATE_INFO_HE_2XLTF: |
| he_ltf = WMI_HE_AUTORATE_LTF_2X; |
| break; |
| case NL80211_RATE_INFO_HE_4XLTF: |
| he_ltf = WMI_HE_AUTORATE_LTF_4X; |
| break; |
| default: |
| ath11k_warn(ar->ab, "Invalid LTF\n"); |
| return 1; |
| } |
| } |
| |
| he_ar_gi_ltf = he_gi | he_ltf; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| WMI_VDEV_PARAM_AUTORATE_MISC_CFG, |
| he_ar_gi_ltf); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set HE autorate GI:%u, LTF:%u params, error:%d\n", |
| he_gi, he_ltf, ret); |
| return ret; |
| } |
| return 0; |
| } |
| |
| static int ath11k_mac_set_rate_params(struct ath11k_vif *arvif, |
| u32 rate, u8 nss, u8 sgi, u8 ldpc, |
| u8 he_gi, u8 he_ltf, bool he_fixed_rate, |
| int he_ul_rate, u8 he_ul_nss) |
| { |
| struct ath11k *ar = arvif->ar; |
| u32 vdev_param, rate_code; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "mac set rate params vdev %i, rate:0x%02x, nss:0x%02x, sgi:0x%02x, ldpc:0x%02x\n", |
| arvif->vdev_id, rate, nss, sgi, ldpc); |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "he_gi:0x%02x, he_ltf:0x%02x, he_fixed_rate:%d\n", he_gi, |
| he_ltf, he_fixed_rate); |
| |
| if (!arvif->vif->bss_conf.he_support) { |
| vdev_param = WMI_VDEV_PARAM_FIXED_RATE; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| vdev_param, rate); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set fixed rate param 0x%02x: %d\n", |
| rate, ret); |
| return ret; |
| } |
| } |
| vdev_param = WMI_VDEV_PARAM_NSS; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| vdev_param, nss); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set nss param %d: %d\n", |
| nss, ret); |
| return ret; |
| } |
| |
| vdev_param = WMI_VDEV_PARAM_LDPC; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| vdev_param, ldpc); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set ldpc param %d: %d\n", |
| ldpc, ret); |
| return ret; |
| } |
| |
| if (arvif->vif->bss_conf.he_support) { |
| if (he_fixed_rate) { |
| ret = ath11k_mac_set_fixed_rate_GI_LTF(arvif, he_gi, |
| he_ltf); |
| } else { |
| ret = ath11k_mac_set_auto_rate_GI_LTF(arvif, he_gi, |
| he_ltf); |
| } |
| if (ret) |
| return ret; |
| } else { |
| vdev_param = WMI_VDEV_PARAM_SGI; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
| vdev_param, sgi); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set sgi param %d: %d\n", |
| sgi, ret); |
| return ret; |
| } |
| } |
| |
| if ((he_ul_rate < 0) || !he_ul_nss) |
| return 0; |
| |
| rate_code = ATH11K_HW_RATE_CODE(he_ul_rate, he_ul_nss - 1, |
| WMI_RATE_PREAMBLE_HE); |
| |
| vdev_param = WMI_VDEV_PARAM_UL_FIXED_RATE; |
| ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, vdev_param, rate_code); |
| |
| if(ret) { |
| ath11k_warn(ar->ab, "failed to set HE UL Fixed Rate:%d, error:%d\n", |
| he_ul_rate, ret); |
| } |
| |
| return 0; |
| } |
| |
| static bool |
| ath11k_mac_vht_mcs_range_present(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| int i; |
| u16 vht_mcs; |
| |
| for (i = 0; i < NL80211_VHT_NSS_MAX; i++) { |
| vht_mcs = mask->control[band].vht_mcs[i]; |
| |
| switch (vht_mcs) { |
| case 0: |
| case BIT(8) - 1: |
| case BIT(9) - 1: |
| case BIT(10) - 1: |
| break; |
| default: |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| static bool |
| ath11k_mac_he_mcs_range_present(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| int i; |
| u16 he_mcs; |
| |
| for (i = 0; i < NL80211_HE_NSS_MAX; i++) { |
| he_mcs = mask->control[band].he_mcs[i]; |
| |
| switch (he_mcs) { |
| case 0: |
| case BIT(8) - 1: |
| case BIT(10) - 1: |
| case BIT(12) - 1: |
| break; |
| default: |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| static bool |
| ath11k_mac_he_ul_mcs_present(struct ath11k *ar, |
| enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| int i; |
| |
| for (i = 0; i < NL80211_HE_NSS_MAX; i++) { |
| if (mask->control[band].he_ul_mcs[i]) |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static void ath11k_mac_set_bitrate_mask_iter(void *data, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k_vif *arvif = data; |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| struct ath11k *ar = arvif->ar; |
| |
| spin_lock_bh(&ar->data_lock); |
| arsta->changed |= IEEE80211_RC_SUPP_RATES_CHANGED; |
| spin_unlock_bh(&ar->data_lock); |
| |
| ieee80211_queue_work(ar->hw, &arsta->update_wk); |
| } |
| |
| static void ath11k_mac_disable_peer_fixed_rate(void *data, |
| struct ieee80211_sta *sta) |
| { |
| struct ath11k_vif *arvif = data; |
| struct ath11k *ar = arvif->ar; |
| int ret; |
| |
| ret = ath11k_wmi_set_peer_param(ar, sta->addr, |
| arvif->vdev_id, |
| WMI_PEER_PARAM_FIXED_RATE, |
| WMI_FIXED_RATE_NONE); |
| if (ret) |
| ath11k_warn(ar->ab, |
| "failed to disable peer fixed rate for STA %pM ret %d\n", |
| sta->addr, ret); |
| } |
| |
| static bool |
| ath11k_mac_validate_vht_he_fixed_rate_settings(struct ath11k *ar, enum nl80211_band band, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| bool he_fixed_rate = false, vht_fixed_rate = false; |
| bool he_ul_fixed_rate = false; |
| struct ath11k_peer *peer, *tmp; |
| const u16 *vht_mcs_mask, *he_mcs_mask, *he_ul_mcs_mask; |
| u8 vht_nss, he_nss, he_ul_nss; |
| bool ret = true; |
| |
| vht_mcs_mask = mask->control[band].vht_mcs; |
| he_mcs_mask = mask->control[band].he_mcs; |
| he_ul_mcs_mask = mask->control[band].he_ul_mcs; |
| |
| if (ath11k_mac_bitrate_mask_num_vht_rates(ar, band, mask) == 1) |
| vht_fixed_rate = true; |
| |
| if (ath11k_mac_bitrate_mask_num_he_rates(ar, band, mask) == 1) |
| he_fixed_rate = true; |
| |
| if (ath11k_mac_bitrate_mask_num_he_ul_rates(ar, band, mask) == 1) |
| he_ul_fixed_rate = true; |
| |
| if(!vht_fixed_rate && !he_fixed_rate && !he_ul_fixed_rate) |
| return true; |
| |
| vht_nss = ath11k_mac_max_vht_nss(vht_mcs_mask); |
| he_nss = ath11k_mac_max_he_nss(he_mcs_mask); |
| he_ul_nss = ath11k_mac_max_he_nss(he_ul_mcs_mask); |
| |
| rcu_read_lock(); |
| spin_lock_bh(&ar->ab->base_lock); |
| list_for_each_entry_safe(peer, tmp, &ar->ab->peers, list) { |
| if (peer->sta) { |
| if (vht_fixed_rate && (!peer->sta->vht_cap.vht_supported || |
| peer->sta->rx_nss < vht_nss)) { |
| ret = false; |
| goto exit; |
| } |
| if (he_fixed_rate && (!peer->sta->he_cap.has_he || |
| peer->sta->rx_nss < he_nss)) { |
| ret = false; |
| goto exit; |
| } |
| /* TODO: |
| check when UL is valid |
| */ |
| if (he_ul_fixed_rate && (!peer->sta->he_cap.has_he || |
| peer->sta->rx_nss < he_ul_nss)) { |
| ret = false; |
| goto exit; |
| } |
| } |
| } |
| exit: |
| spin_unlock_bh(&ar->ab->base_lock); |
| rcu_read_unlock(); |
| return ret; |
| } |
| |
| static bool |
| ath11k_mac_check_fixed_rate_settings_for_mumimo(struct ath11k_vif *arvif, const u16 *vht_mcs_mask, const u16 *he_mcs_mask) |
| { |
| struct ath11k *ar = arvif->ar; |
| struct ieee80211_he_cap_elem he_cap_elem = {0}; |
| int nss_idx; |
| int he_nss; |
| int vht_nss; |
| |
| vht_nss = ath11k_mac_max_vht_nss(vht_mcs_mask); |
| |
| if (vht_nss != 1) { |
| for (nss_idx = vht_nss-1; nss_idx >= 0; nss_idx--) { |
| if (vht_mcs_mask[nss_idx]) |
| continue; |
| |
| if (arvif->vht_cap & IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE) { |
| ath11k_warn(ar->ab, "vht fixed NSS rate is allowed only when MU MIMO is disabled\n"); |
| return false; |
| } |
| } |
| } |
| |
| if (!arvif->vif->bss_conf.he_support) |
| return true; |
| |
| he_nss = ath11k_mac_max_he_nss(he_mcs_mask); |
| |
| if (he_nss == 1) |
| return true; |
| |
| memcpy(&he_cap_elem, &arvif->vif->bss_conf.he_cap_elem, sizeof(he_cap_elem)); |
| |
| for (nss_idx = he_nss-1; nss_idx >= 0; nss_idx--) { |
| if (he_mcs_mask[nss_idx]) |
| continue; |
| |
| if ((he_cap_elem.phy_cap_info[HECAP_PHYDWORD_2] & IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO) || |
| (he_cap_elem.phy_cap_info[HECAP_PHYDWORD_4] & IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER)) { |
| ath11k_warn(ar->ab, "he fixed NSS rate is allowed only when MU MIMO is disabled\n"); |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| static int |
| ath11k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| const struct cfg80211_bitrate_mask *mask) |
| { |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct cfg80211_chan_def def; |
| struct ath11k *ar = arvif->ar; |
| enum nl80211_band band; |
| const u8 *ht_mcs_mask; |
| const u16 *vht_mcs_mask; |
| const u16 *he_mcs_mask; |
| const u16 *he_ul_mcs_mask; |
| u32 rate; |
| u8 nss, he_ul_nss = 0; |
| u8 sgi; |
| u8 ldpc; |
| u8 he_gi = 0, he_ltf = 0; |
| int single_nss; |
| int ret, i; |
| int num_rates; |
| int he_ul_rate = -1; |
| bool he_fixed_rate = false; |
| |
| if (ath11k_mac_vif_chan(vif, &def)) |
| return -EPERM; |
| |
| band = def.chan->band; |
| ht_mcs_mask = mask->control[band].ht_mcs; |
| vht_mcs_mask = mask->control[band].vht_mcs; |
| he_mcs_mask = mask->control[band].he_mcs; |
| he_ul_mcs_mask = mask->control[band].he_ul_mcs; |
| ldpc = !!(ar->ht_cap_info & WMI_HT_CAP_LDPC); |
| |
| sgi = mask->control[band].gi; |
| if (sgi == NL80211_TXRATE_FORCE_LGI) |
| return -EINVAL; |
| |
| he_gi = mask->control[band].he_gi; |
| he_ltf = mask->control[band].he_ltf; |
| |
| for (i = 0; i < ARRAY_SIZE(mask->control[band].he_ul_mcs); i++) { |
| if (hweight16(mask->control[band].he_ul_mcs[i]) == 1) { |
| he_ul_nss = i + 1; |
| he_ul_rate = ffs((int) |
| mask->control[band].he_ul_mcs[i]) - 1; |
| break; |
| } |
| } |
| |
| /* mac80211 doesn't support sending a fixed HT/VHT MCS alone, rather it |
| * requires passing atleast one of used basic rates along with them. |
| * Fixed rate setting across different preambles(legacy, HT, VHT) is |
| * not supported by the FW. Hence use of FIXED_RATE vdev param is not |
| * suitable for setting single HT/VHT rates. |
| * But, there could be a single basic rate passed from userspace which |
| * can be done through the FIXED_RATE param. |
| */ |
| if (ath11k_mac_has_single_legacy_rate(ar, band, mask)) { |
| ret = ath11k_mac_get_single_legacy_rate(ar, band, mask, &rate, |
| &nss); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to get single legacy rate for vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| return ret; |
| } |
| ieee80211_iterate_stations_atomic(ar->hw, |
| ath11k_mac_disable_peer_fixed_rate, |
| arvif); |
| } else if (ath11k_mac_bitrate_mask_get_single_nss(ar, band, mask, |
| &single_nss)) { |
| rate = WMI_FIXED_RATE_NONE; |
| nss = single_nss; |
| mutex_lock(&ar->conf_mutex); |
| arvif->bitrate_mask = *mask; |
| ieee80211_iterate_stations_atomic(ar->hw, |
| ath11k_mac_set_bitrate_mask_iter, |
| arvif); |
| mutex_unlock(&ar->conf_mutex); |
| } else { |
| rate = WMI_FIXED_RATE_NONE; |
| |
| if(!ath11k_mac_check_fixed_rate_settings_for_mumimo(arvif, vht_mcs_mask, he_mcs_mask)) |
| return -EINVAL; |
| |
| if (!ath11k_mac_validate_vht_he_fixed_rate_settings(ar, band, mask)) |
| ath11k_warn(ar->ab, |
| "could not update fixed rate settings to all peers due to mcs/nss incompaitiblity\n"); |
| |
| nss = min_t(u32, ar->num_tx_chains, |
| max(max(ath11k_mac_max_ht_nss(ht_mcs_mask), |
| ath11k_mac_max_vht_nss(vht_mcs_mask)), |
| ath11k_mac_max_he_nss(he_mcs_mask))); |
| |
| /* If multiple rates across different preambles are given |
| * we can reconfigure this info with all peers using PEER_ASSOC |
| * command with the below exception cases. |
| * - Single VHT Rate : peer_assoc command accommodates only MCS |
| * range values i.e 0-7, 0-8, 0-9 for VHT. Though mac80211 |
| * mandates passing basic rates along with HT/VHT rates, FW |
| * doesn't allow switching from VHT to Legacy. Hence instead of |
| * setting legacy and VHT rates using RATEMASK_CMD vdev cmd, |
| * we could set this VHT rate as peer fixed rate param, which |
| * will override FIXED rate and FW rate control algorithm. |
| * If single VHT rate is passed along with HT rates, we select |
| * the VHT rate as fixed rate for vht peers. |
| * - Multiple VHT Rates : When Multiple VHT rates are given,this |
| * can be set using RATEMASK CMD which uses FW rate-ctl alg. |
| * TODO: Setting multiple VHT MCS and replacing peer_assoc with |
| * RATEMASK_CMDID can cover all use cases of setting rates |
| * across multiple preambles and rates within same type. |
| * But requires more validation of the command at this point. |
| */ |
| |
| num_rates = ath11k_mac_bitrate_mask_num_vht_rates(ar, band, |
| mask); |
| |
| if (!ath11k_mac_vht_mcs_range_present(ar, band, mask) && |
| num_rates > 1) { |
| /* TODO: Handle multiple VHT MCS values setting using |
| * RATEMASK CMD |
| */ |
| ath11k_warn(ar->ab, |
| "Setting VHT MCS range other than 0-7, 0-8 and 0-9 in bitrate mask not supported\n"); |
| return -EINVAL; |
| } |
| |
| num_rates = ath11k_mac_bitrate_mask_num_he_rates(ar, band, |
| mask); |
| if (num_rates == 1) |
| he_fixed_rate = true; |
| |
| if (!ath11k_mac_he_mcs_range_present(ar, band, mask) && |
| num_rates > 1) { |
| ath11k_warn(ar->ab, |
| "Setting HE MCS range other than 0-7, 0-9 and 0-11 in bitrate mask not supported\n"); |
| return -EINVAL; |
| } |
| |
| num_rates = ath11k_mac_bitrate_mask_num_he_ul_rates(ar, band, |
| mask); |
| if (ath11k_mac_he_ul_mcs_present(ar, band, mask) && |
| num_rates != 1) { |
| ath11k_warn(ar->ab, |
| "Setting HE UL MCS Fixed Rate range is not supported\n"); |
| return -EINVAL; |
| } |
| |
| mutex_lock(&ar->conf_mutex); |
| ieee80211_iterate_stations_atomic(ar->hw, |
| ath11k_mac_disable_peer_fixed_rate, |
| arvif); |
| |
| arvif->bitrate_mask = *mask; |
| ieee80211_iterate_stations_atomic(ar->hw, |
| ath11k_mac_set_bitrate_mask_iter, |
| arvif); |
| |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| ret = ath11k_mac_set_rate_params(arvif, rate, nss, sgi, ldpc, he_gi, |
| he_ltf, he_fixed_rate, he_ul_rate, |
| he_ul_nss); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set fixed rate params on vdev %i: %d\n", |
| arvif->vdev_id, ret); |
| } |
| |
| mutex_unlock(&ar->conf_mutex); |
| |
| return ret; |
| } |
| |
| static void |
| ath11k_mac_op_reconfig_complete(struct ieee80211_hw *hw, |
| enum ieee80211_reconfig_type reconfig_type) |
| { |
| struct ath11k *ar = hw->priv; |
| |
| if (reconfig_type != IEEE80211_RECONFIG_TYPE_RESTART) |
| return; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| if (ar->state == ATH11K_STATE_RESTARTED) { |
| ath11k_warn(ar->ab, "pdev %d successfully recovered\n", |
| ar->pdev->pdev_id); |
| ar->state = ATH11K_STATE_ON; |
| ieee80211_wake_queues(ar->hw); |
| } |
| |
| mutex_unlock(&ar->conf_mutex); |
| } |
| |
| static void |
| ath11k_mac_update_bss_chan_survey(struct ath11k *ar, |
| struct ieee80211_channel *channel) |
| { |
| int ret; |
| enum wmi_bss_chan_info_req_type type = WMI_BSS_SURVEY_REQ_TYPE_READ; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| if (!test_bit(WMI_TLV_SERVICE_BSS_CHANNEL_INFO_64, ar->ab->wmi_ab.svc_map) || |
| ar->rx_channel != channel) |
| return; |
| |
| if (ar->scan.state != ATH11K_SCAN_IDLE) { |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, |
| "ignoring bss chan info req while scanning..\n"); |
| return; |
| } |
| |
| reinit_completion(&ar->bss_survey_done); |
| |
| ret = ath11k_wmi_pdev_bss_chan_info_request(ar, type); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to send pdev bss chan info request\n"); |
| return; |
| } |
| |
| ret = wait_for_completion_timeout(&ar->bss_survey_done, 3 * HZ); |
| if (ret == 0) |
| ath11k_warn(ar->ab, "bss channel survey timed out\n"); |
| } |
| |
| static int ath11k_mac_op_get_survey(struct ieee80211_hw *hw, int idx, |
| struct survey_info *survey) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ieee80211_supported_band *sband; |
| struct survey_info *ar_survey; |
| int ret = 0; |
| |
| if (idx >= ATH11K_NUM_CHANS) |
| return -ENOENT; |
| |
| ar_survey = &ar->survey[idx]; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| sband = hw->wiphy->bands[NL80211_BAND_2GHZ]; |
| if (sband && idx >= sband->n_channels) { |
| idx -= sband->n_channels; |
| sband = NULL; |
| } |
| |
| if (!sband) |
| sband = hw->wiphy->bands[NL80211_BAND_5GHZ]; |
| if (sband && idx >= sband->n_channels) { |
| idx -= sband->n_channels; |
| sband = NULL; |
| } |
| |
| if (!sband) |
| sband = hw->wiphy->bands[NL80211_BAND_6GHZ]; |
| if (!sband || idx >= sband->n_channels) { |
| ret = -ENOENT; |
| goto exit; |
| } |
| |
| ath11k_mac_update_bss_chan_survey(ar, &sband->channels[idx]); |
| |
| spin_lock_bh(&ar->data_lock); |
| memcpy(survey, ar_survey, sizeof(*survey)); |
| spin_unlock_bh(&ar->data_lock); |
| |
| survey->channel = &sband->channels[idx]; |
| |
| if (ar->rx_channel == survey->channel) |
| survey->filled |= SURVEY_INFO_IN_USE; |
| |
| exit: |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static void ath11k_mac_op_sta_statistics(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct station_info *sinfo) |
| { |
| struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; |
| struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); |
| struct ath11k *ar = hw->priv; |
| u32 bw_offset = 0; |
| |
| sinfo->rx_duration = arsta->rx_duration; |
| sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_DURATION); |
| |
| sinfo->tx_duration = arsta->tx_duration; |
| sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_DURATION); |
| |
| if (arsta->tx_rts_retry_count) { |
| sinfo->tx_rts_retries = arsta->tx_rts_retry_count; |
| sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_RTS_RETRIES); |
| } |
| |
| if (arsta->tx_retry_count) { |
| sinfo->tx_retries = arsta->tx_retry_count; |
| sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_RETRIES); |
| } |
| |
| if (!arsta->txrate.legacy && !arsta->txrate.nss) |
| return; |
| |
| if (arsta->txrate.legacy) { |
| sinfo->txrate.legacy = arsta->txrate.legacy; |
| } else { |
| sinfo->txrate.mcs = arsta->txrate.mcs; |
| sinfo->txrate.nss = arsta->txrate.nss; |
| sinfo->txrate.bw = arsta->txrate.bw; |
| sinfo->txrate.he_gi = arsta->txrate.he_gi; |
| sinfo->txrate.he_dcm = arsta->txrate.he_dcm; |
| sinfo->txrate.he_ru_alloc = arsta->txrate.he_ru_alloc; |
| } |
| sinfo->txrate.flags = arsta->txrate.flags; |
| sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); |
| |
| bw_offset = arsta->last_tx_pkt_bw * 3; |
| sinfo->signal = arsta->rssi_comb + ar->chan_noise_floor + bw_offset; |
| sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); |
| |
| sinfo->signal_avg = ewma_avg_rssi_read(&arsta->avg_rssi) + ar->chan_noise_floor; |
| sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG); |
| |
| if (ath11k_nss_offload_enabled(ar->ab)) |
| ath11k_nss_update_sta_stats(arvif, sinfo, sta); |
| } |
| |
| #ifdef CONFIG_MAC80211_MESH |
| static void |
| ath11k_mac_op_config_mesh_offload_path(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| enum ieee80211_mesh_path_offld_cmd cmd, |
| struct ieee80211_mesh_path_offld *path) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| int ret; |
| |
| if (ath11k_nss_debug_mode(arvif)) { |
| ret = 0; |
| return; |
| } |
| |
| ret = ath11k_nss_mesh_config_path(ar, arvif, cmd, path); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to configure path entry to mesh table %d\n", ret); |
| } |
| #endif |
| |
| #define ATH11K_WLAN_PRIO_MAX 0x63 |
| #define ATH11K_WLAN_PRIO_WEIGHT 0xff |
| |
| int ath11k_mac_coex_config(struct ath11k *ar, struct ath11k_vif *arvif, |
| int coex, u32 wlan_prio_mask, u8 wlan_weight) |
| { |
| struct coex_config_arg coex_config; |
| int ret; |
| |
| if (ar->state != ATH11K_STATE_ON && |
| ar->state != ATH11K_STATE_RESTARTED) |
| return -ENETDOWN; |
| |
| if (coex == -1 || !(test_bit(ATH11K_FLAG_BTCOEX, &ar->ab->dev_flags) ^ coex)) |
| goto next; |
| |
| coex_config.vdev_id = arvif->vdev_id; |
| if (coex == 1) { |
| coex_config.config_type = WMI_COEX_CONFIG_PTA_INTERFACE; |
| coex_config.pta_num = ar->coex.pta_num; |
| coex_config.coex_mode = ar->coex.coex_mode; |
| coex_config.bt_txrx_time = ar->coex.bt_active_time_slot; |
| coex_config.bt_priority_time = ar->coex.bt_priority_time_slot; |
| coex_config.pta_algorithm = ar->coex.coex_algo_type; |
| coex_config.pta_priority = ar->coex.pta_priority; |
| ret = ath11k_send_coex_config_cmd(ar, &coex_config); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set coex config vdev_id %d ret %d\n", |
| coex_config.vdev_id, ret); |
| goto out; |
| } |
| } |
| |
| memset(&coex_config, 0, sizeof(struct coex_config_arg)); |
| coex_config.vdev_id = arvif->vdev_id; |
| coex_config.config_type = WMI_COEX_CONFIG_BTC_ENABLE; |
| coex_config.coex_enable = coex; |
| ret = ath11k_send_coex_config_cmd(ar, &coex_config); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set coex config vdev_id %d ret %d\n", |
| coex_config.vdev_id, ret); |
| goto out; |
| } |
| |
| if (coex) |
| set_bit(ATH11K_FLAG_BTCOEX, &ar->ab->dev_flags); |
| else |
| clear_bit(ATH11K_FLAG_BTCOEX, &ar->ab->dev_flags); |
| |
| next: |
| if (!wlan_prio_mask) { |
| ret = 0; |
| goto out; |
| } |
| |
| if (!(test_bit(ATH11K_FLAG_BTCOEX, &ar->ab->dev_flags))) { |
| ret = -EINVAL; |
| goto out; |
| } |
| |
| if (wlan_prio_mask > ATH11K_WLAN_PRIO_MAX || |
| wlan_weight > ATH11K_WLAN_PRIO_WEIGHT) { |
| ret = -EINVAL; |
| goto out; |
| } |
| |
| memset(&coex_config, 0, sizeof(struct coex_config_arg)); |
| coex_config.vdev_id = arvif->vdev_id; |
| coex_config.config_type = WMI_COEX_CONFIG_WLAN_PKT_PRIORITY; |
| coex_config.wlan_pkt_type = wlan_prio_mask; |
| coex_config.wlan_pkt_weight = wlan_weight; |
| ret = ath11k_send_coex_config_cmd(ar, &coex_config); |
| if (ret) { |
| ath11k_warn(ar->ab, |
| "failed to set coex config vdev_id %d ret %d\n", |
| coex_config.vdev_id, ret); |
| goto out; |
| } |
| |
| out: |
| return ret; |
| } |
| |
| static int ath11k_fw_stats_request(struct ath11k *ar, |
| struct stats_request_params *req_param) |
| { |
| struct ath11k_base *ab = ar->ab; |
| unsigned long time_left; |
| int ret; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| spin_lock_bh(&ar->data_lock); |
| ar->fw_stats_done = false; |
| ath11k_fw_stats_pdevs_free(&ar->fw_stats_pdevs); |
| spin_unlock_bh(&ar->data_lock); |
| |
| reinit_completion(&ar->fw_stats_complete); |
| |
| ret = ath11k_wmi_send_stats_request_cmd(ar, req_param); |
| if (ret) { |
| ath11k_warn(ab, "could not request fw stats (%d)\n", |
| ret); |
| return ret; |
| } |
| |
| time_left = |
| wait_for_completion_timeout(&ar->fw_stats_complete, |
| 1 * HZ); |
| |
| if (!time_left) |
| return -ETIMEDOUT; |
| |
| return 0; |
| } |
| |
| static int ath11k_mac_op_get_txpower(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| int *mbm) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_base *ab = ar->ab; |
| struct stats_request_params req_param; |
| struct ath11k_fw_stats_pdev *pdev; |
| int ret; |
| |
| /* Final Tx power is minimum of Target Power, CTL power, Regulatory |
| * Power, PSD EIRP Power. We just know the Regulatory power from the |
| * regulatory rules obtained. FW knows all these power and sets the min |
| * of these. Hence, we request the FW pdev stats in which FW reports |
| * the minimum of all vdev's channel Tx power. |
| */ |
| mutex_lock(&ar->conf_mutex); |
| |
| if (ar->state != ATH11K_STATE_ON) { |
| goto err_unlock; |
| } |
| |
| req_param.pdev_id = ar->pdev->pdev_id; |
| req_param.vdev_id = 0; |
| req_param.stats_id = WMI_REQUEST_PDEV_STAT; |
| |
| ret = ath11k_fw_stats_request(ar, &req_param); |
| if (ret) { |
| ath11k_warn(ab, "failed to request fw pdev stats: %d\n", ret); |
| goto err_unlock; |
| } |
| |
| spin_lock_bh(&ar->data_lock); |
| pdev = list_first_entry_or_null(&ar->fw_stats_pdevs, |
| struct ath11k_fw_stats_pdev, list); |
| if (!pdev) { |
| spin_unlock_bh(&ar->data_lock); |
| goto err_unlock; |
| } |
| |
| /* tx power is set as 2 units per dBm in FW. */ |
| *mbm = DBM_TO_MBM(pdev->chan_tx_power) / 2; |
| |
| spin_unlock_bh(&ar->data_lock); |
| mutex_unlock(&ar->conf_mutex); |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "%s: txpower: %d from fw\n", __func__, *mbm); |
| return 0; |
| |
| err_unlock: |
| mutex_unlock(&ar->conf_mutex); |
| /* We didn't get txpower from FW. Hence, relying on vif->bss_conf.txpower */ |
| *mbm = DBM_TO_MBM(vif->bss_conf.txpower); |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "%s: txpower: %d from bss_conf\n", __func__, vif->bss_conf.txpower); |
| return 0; |
| } |
| |
| static int ath11k_mac_op_cancel_remain_on_channel(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif) |
| { |
| struct ath11k *ar = hw->priv; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| spin_lock_bh(&ar->data_lock); |
| ar->scan.roc_notify = false; |
| spin_unlock_bh(&ar->data_lock); |
| |
| ath11k_scan_abort(ar); |
| |
| mutex_unlock(&ar->conf_mutex); |
| |
| cancel_delayed_work_sync(&ar->scan.timeout); |
| |
| return 0; |
| } |
| |
| static int ath11k_mac_op_remain_on_channel(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_channel *chan, |
| int duration, |
| enum ieee80211_roc_type type) |
| { |
| struct ath11k *ar = hw->priv; |
| struct ath11k_vif *arvif = (void *)vif->drv_priv; |
| struct scan_req_params *arg; |
| int ret; |
| u32 scan_time_msec; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| spin_lock_bh(&ar->data_lock); |
| switch (ar->scan.state) { |
| case ATH11K_SCAN_IDLE: |
| reinit_completion(&ar->scan.started); |
| reinit_completion(&ar->scan.completed); |
| reinit_completion(&ar->scan.on_channel); |
| ar->scan.state = ATH11K_SCAN_STARTING; |
| ar->scan.is_roc = true; |
| ar->scan.vdev_id = arvif->vdev_id; |
| ar->scan.roc_freq = chan->center_freq; |
| ar->scan.roc_notify = true; |
| ret = 0; |
| break; |
| case ATH11K_SCAN_STARTING: |
| case ATH11K_SCAN_RUNNING: |
| case ATH11K_SCAN_ABORTING: |
| ret = -EBUSY; |
| break; |
| } |
| spin_unlock_bh(&ar->data_lock); |
| |
| if (ret) |
| goto exit; |
| |
| scan_time_msec = ar->hw->wiphy->max_remain_on_channel_duration * 2; |
| |
| arg = kzalloc(sizeof(*arg), GFP_KERNEL); |
| if (!arg) { |
| ret = -ENOMEM; |
| goto exit; |
| } |
| |
| ath11k_wmi_start_scan_init(ar, arg); |
| arg->chan_list.num_chan = 1; |
| |
| arg->vdev_id = arvif->vdev_id; |
| arg->scan_id = ATH11K_SCAN_ID; |
| arg->chan_list.chan[0].freq = chan->center_freq; |
| arg->dwell_time_active = scan_time_msec; |
| arg->dwell_time_passive = scan_time_msec; |
| arg->max_scan_time = scan_time_msec; |
| arg->scan_flags |= WMI_SCAN_FLAG_PASSIVE; |
| arg->scan_flags |= WMI_SCAN_FILTER_PROBE_REQ; |
| arg->burst_duration = duration; |
| |
| ret = ath11k_start_scan(ar, arg); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to start roc scan: %d\n", ret); |
| |
| spin_lock_bh(&ar->data_lock); |
| ar->scan.state = ATH11K_SCAN_IDLE; |
| spin_unlock_bh(&ar->data_lock); |
| goto exit; |
| } |
| |
| ret = wait_for_completion_timeout(&ar->scan.on_channel, 3 * HZ); |
| if (ret == 0) { |
| ath11k_warn(ar->ab, "failed to switch to channel for roc scan\n"); |
| ret = ath11k_scan_stop(ar); |
| if (ret) |
| ath11k_warn(ar->ab, "failed to stop scan: %d\n", ret); |
| ret = -ETIMEDOUT; |
| goto exit; |
| } |
| |
| ieee80211_queue_delayed_work(ar->hw, &ar->scan.timeout, |
| msecs_to_jiffies(duration)); |
| |
| ret = 0; |
| |
| exit: |
| if (arg) |
| kfree(arg); |
| |
| mutex_unlock(&ar->conf_mutex); |
| return ret; |
| } |
| |
| static const struct ieee80211_ops ath11k_ops = { |
| .tx = ath11k_mac_op_tx, |
| .start = ath11k_mac_op_start, |
| .stop = ath11k_mac_op_stop, |
| .reconfig_complete = ath11k_mac_op_reconfig_complete, |
| .add_interface = ath11k_mac_op_add_interface, |
| .remove_interface = ath11k_mac_op_remove_interface, |
| .update_vif_offload = ath11k_mac_op_update_vif_offload, |
| .config = ath11k_mac_op_config, |
| .bss_info_changed = ath11k_mac_op_bss_info_changed, |
| .nss_bss_info_changed = ath11k_mac_op_nss_bss_info_changed, |
| .configure_filter = ath11k_mac_op_configure_filter, |
| .hw_scan = ath11k_mac_op_hw_scan, |
| .cancel_hw_scan = ath11k_mac_op_cancel_hw_scan, |
| .set_key = ath11k_mac_op_set_key, |
| .sta_state = ath11k_mac_op_sta_state, |
| .sta_set_4addr = ath11k_mac_op_sta_set_4addr, |
| .sta_set_txpwr = ath11k_mac_op_sta_set_txpwr, |
| .sta_rc_update = ath11k_mac_op_sta_rc_update, |
| .conf_tx = ath11k_mac_op_conf_tx, |
| .set_antenna = ath11k_mac_op_set_antenna, |
| .get_antenna = ath11k_mac_op_get_antenna, |
| .ampdu_action = ath11k_mac_op_ampdu_action, |
| .add_chanctx = ath11k_mac_op_add_chanctx, |
| .remove_chanctx = ath11k_mac_op_remove_chanctx, |
| .change_chanctx = ath11k_mac_op_change_chanctx, |
| .assign_vif_chanctx = ath11k_mac_op_assign_vif_chanctx, |
| .unassign_vif_chanctx = ath11k_mac_op_unassign_vif_chanctx, |
| .switch_vif_chanctx = ath11k_mac_op_switch_vif_chanctx, |
| .set_rts_threshold = ath11k_mac_op_set_rts_threshold, |
| .set_frag_threshold = ath11k_mac_op_set_frag_threshold, |
| .set_bitrate_mask = ath11k_mac_op_set_bitrate_mask, |
| .get_survey = ath11k_mac_op_get_survey, |
| .flush = ath11k_mac_op_flush, |
| .sta_statistics = ath11k_mac_op_sta_statistics, |
| .set_tid_config = ath11k_mac_op_set_tid_config, |
| .reset_tid_config = ath11k_mac_op_reset_tid_config, |
| .sta_set_mgmt_rts_cts = ath11k_mac_op_sta_set_mgmt_rts_cts, |
| .remain_on_channel = ath11k_mac_op_remain_on_channel, |
| .cancel_remain_on_channel = ath11k_mac_op_cancel_remain_on_channel, |
| CFG80211_TESTMODE_CMD(ath11k_tm_cmd) |
| #ifdef CONFIG_ATH11K_DEBUGFS |
| .sta_add_debugfs = ath11k_debugfs_sta_op_add, |
| #endif |
| #ifdef CONFIG_MAC80211_MESH |
| .config_mesh_offload_path = ath11k_mac_op_config_mesh_offload_path, |
| #endif |
| .get_txpower = ath11k_mac_op_get_txpower, |
| }; |
| |
| static void ath11k_mac_update_ch_list(struct ath11k *ar, |
| struct ieee80211_supported_band *band, |
| u32 freq_low, u32 freq_high) |
| { |
| struct ieee80211_6ghz_channel *chan_6g; |
| int i, j; |
| |
| if (!(freq_low && freq_high)) |
| return; |
| |
| if (band->band == NL80211_BAND_6GHZ) { |
| for (i = 0; i < NL80211_REG_NUM_POWER_MODES; i++) { |
| chan_6g = band->chan_6g[i]; |
| for (j = 0; j < chan_6g->n_channels; j++) { |
| if (chan_6g->channels[j].center_freq < freq_low || |
| chan_6g->channels[j].center_freq > freq_high) |
| chan_6g->channels[j].flags |= IEEE80211_CHAN_DISABLED; |
| } |
| } |
| return; |
| } |
| |
| for (i = 0; i < band->n_channels; i++) { |
| if (band->channels[i].center_freq < freq_low || |
| band->channels[i].center_freq > freq_high) |
| band->channels[i].flags |= IEEE80211_CHAN_DISABLED; |
| } |
| |
| return; |
| } |
| |
| #define ATH11k_5_DOT_9_MIN_FREQ 5845 |
| #define ATH11k_5_DOT_9_MAX_FREQ 5885 |
| |
| static void ath11k_mac_update_5_dot_9_ch_list(struct ath11k *ar, |
| struct ieee80211_supported_band *band) |
| { |
| int i; |
| |
| if (test_bit(WMI_TLV_SERVICE_5_DOT_9GHZ_SUPPORT, |
| ar->ab->wmi_ab.svc_map)) |
| return; |
| |
| if (ar->ab->dfs_region != ATH11K_DFS_REG_FCC) |
| return; |
| |
| for (i = 0; i < band->n_channels; i++) { |
| if (band->channels[i].center_freq >= ATH11k_5_DOT_9_MIN_FREQ && |
| band->channels[i].center_freq <= ATH11k_5_DOT_9_MAX_FREQ) |
| band->channels[i].flags |= IEEE80211_CHAN_DISABLED; |
| } |
| } |
| |
| static u32 ath11k_get_phy_id(struct ath11k *ar, u32 band) |
| { |
| struct ath11k_pdev *pdev = ar->pdev; |
| struct ath11k_pdev_cap *pdev_cap = &pdev->cap; |
| |
| if (band == WMI_HOST_WLAN_2G_CAP) |
| return pdev_cap->band[NL80211_BAND_2GHZ].phy_id; |
| |
| if (band == WMI_HOST_WLAN_5G_CAP) |
| return pdev_cap->band[NL80211_BAND_5GHZ].phy_id; |
| |
| ath11k_warn(ar->ab, "unsupported phy cap:%d\n", band); |
| |
| return 0; |
| } |
| |
| static int ath11k_mac_setup_channels_rates(struct ath11k *ar, |
| u32 supported_bands) |
| { |
| struct ath11k_base *ab = ar->ab; |
| struct ieee80211_supported_band *band; |
| struct ath11k_hal_reg_capabilities_ext *reg_cap; |
| void *channels; |
| struct ieee80211_6ghz_channel *chan_6g; |
| u32 phy_id; |
| int i = 0; |
| |
| BUILD_BUG_ON((ARRAY_SIZE(ath11k_2ghz_channels) + |
| ARRAY_SIZE(ath11k_5ghz_channels) + |
| ARRAY_SIZE(ath11k_6ghz_channels)) != |
| ATH11K_NUM_CHANS); |
| |
| reg_cap = &ab->hal_reg_cap[ar->pdev_idx]; |
| |
| if (supported_bands & WMI_HOST_WLAN_2G_CAP) { |
| channels = kmemdup(ath11k_2ghz_channels, |
| sizeof(ath11k_2ghz_channels), |
| GFP_KERNEL); |
| if (!channels) |
| return -ENOMEM; |
| |
| band = &ar->mac.sbands[NL80211_BAND_2GHZ]; |
| band->band = NL80211_BAND_2GHZ; |
| band->n_channels = ARRAY_SIZE(ath11k_2ghz_channels); |
| band->channels = channels; |
| band->n_bitrates = ath11k_g_rates_size; |
| band->bitrates = ath11k_g_rates; |
| ar->hw->wiphy->bands[NL80211_BAND_2GHZ] = band; |
| |
| if (ab->hw_params.single_pdev_only) { |
| phy_id = ath11k_get_phy_id(ar, WMI_HOST_WLAN_2G_CAP); |
| reg_cap = &ar->ab->hal_reg_cap[phy_id]; |
| } |
| ath11k_mac_update_ch_list(ar, band, |
| max(reg_cap->low_2ghz_chan, |
| ab->reg_rule_2g.start_freq), |
| min(reg_cap->high_2ghz_chan, |
| ab->reg_rule_2g.end_freq)); |
| } |
| |
| if (supported_bands & WMI_HOST_WLAN_5G_CAP) { |
| /* If 5g end and 6g start overlaps, decide band based on |
| * the difference between target limit and ATH11K_5G_MAX_CENTER. |
| */ |
| if ((reg_cap->low_5ghz_chan >= ATH11K_MIN_5G_FREQ) && |
| ((reg_cap->high_5ghz_chan < ATH11K_MAX_5G_FREQ) || |
| ((reg_cap->high_5ghz_chan - ATH11K_5G_MAX_CENTER) < (ATH11K_HALF_20MHZ_BW * 2)))) { |
| channels = kmemdup(ath11k_5ghz_channels, |
| sizeof(ath11k_5ghz_channels), |
| GFP_KERNEL); |
| if (!channels) { |
| kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); |
| for (i = 0; i < NL80211_REG_NUM_POWER_MODES; i++) |
| kfree(ar->mac.sbands[NL80211_BAND_6GHZ].chan_6g[i]); |
| |
| return -ENOMEM; |
| } |
| |
| band = &ar->mac.sbands[NL80211_BAND_5GHZ]; |
| band->band = NL80211_BAND_5GHZ; |
| band->n_channels = ARRAY_SIZE(ath11k_5ghz_channels); |
| band->channels = channels; |
| band->n_bitrates = ath11k_a_rates_size; |
| band->bitrates = ath11k_a_rates; |
| ar->hw->wiphy->bands[NL80211_BAND_5GHZ] = band; |
| |
| if (ab->hw_params.single_pdev_only) { |
| phy_id = ath11k_get_phy_id(ar, WMI_HOST_WLAN_5G_CAP); |
| reg_cap = &ab->hal_reg_cap[phy_id]; |
| } |
| |
| ath11k_mac_update_ch_list(ar, band, |
| max(reg_cap->low_5ghz_chan, |
| ab->reg_rule_5g.start_freq), |
| min(reg_cap->high_5ghz_chan, |
| ab->reg_rule_5g.end_freq)); |
| |
| ath11k_mac_update_5_dot_9_ch_list(ar, band); |
| } else if (reg_cap->low_5ghz_chan >= ATH11K_MIN_6G_FREQ && |
| reg_cap->high_5ghz_chan <= ATH11K_MAX_6G_FREQ) { |
| band = &ar->mac.sbands[NL80211_BAND_6GHZ]; |
| band->band = NL80211_BAND_6GHZ; |
| for (i = 0; i < NL80211_REG_NUM_POWER_MODES; i++) { |
| channels = kmemdup(ath11k_6ghz_channels, |
| sizeof(ath11k_6ghz_channels), |
| GFP_KERNEL); |
| chan_6g = kzalloc(sizeof(*chan_6g), GFP_ATOMIC); |
| |
| if (!channels || !chan_6g) { |
| kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); |
| break; |
| } |
| |
| chan_6g->channels = channels; |
| chan_6g->n_channels = ARRAY_SIZE(ath11k_6ghz_channels); |
| band->chan_6g[i] = chan_6g; |
| channels = NULL; |
| chan_6g = NULL; |
| } |
| |
| if (i < NL80211_REG_NUM_POWER_MODES) { |
| for (i = i - 1; i >= 0; i--) { |
| chan_6g = band->chan_6g[i]; |
| kfree(chan_6g->channels); |
| kfree(chan_6g); |
| } |
| return -ENOMEM; |
| } |
| ar->supports_6ghz = true; |
| band->n_bitrates = ath11k_a_rates_size; |
| band->bitrates = ath11k_a_rates; |
| ar->hw->wiphy->bands[NL80211_BAND_6GHZ] = band; |
| ath11k_mac_update_ch_list(ar, band, |
| max(reg_cap->low_5ghz_chan, |
| ab->reg_rule_6g.start_freq), |
| min(reg_cap->high_5ghz_chan, |
| ab->reg_rule_6g.end_freq)); |
| /* For 6G sband, the strcut channels and int numchannels will |
| * have the default value. During ieee80211_hw_register(), |
| * all sbands are parsed and at that time code can crash while |
| * dereferencing the NULL pointer struct channel. Hence, we |
| * assign the LPI AP channel to the default sband channel |
| * to prevent APIs from breaking */ |
| band->n_channels = band->chan_6g[0]->n_channels; |
| band->channels = band->chan_6g[0]->channels; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int ath11k_mac_setup_iface_combinations(struct ath11k *ar) |
| { |
| struct ath11k_base *ab = ar->ab; |
| struct ieee80211_iface_combination *combinations; |
| struct ieee80211_iface_limit *limits; |
| int n_limits; |
| |
| combinations = kzalloc(sizeof(*combinations), GFP_KERNEL); |
| if (!combinations) |
| return -ENOMEM; |
| |
| n_limits = 2; |
| |
| limits = kcalloc(n_limits, sizeof(*limits), GFP_KERNEL); |
| if (!limits) { |
| kfree(combinations); |
| return -ENOMEM; |
| } |
| |
| limits[0].max = 1; |
| limits[0].types |= BIT(NL80211_IFTYPE_STATION); |
| |
| limits[1].max = 16; |
| limits[1].types |= BIT(NL80211_IFTYPE_AP); |
| |
| if (IS_ENABLED(CONFIG_MAC80211_MESH) && |
| ab->hw_params.interface_modes & BIT(NL80211_IFTYPE_MESH_POINT)) |
| limits[1].types |= BIT(NL80211_IFTYPE_MESH_POINT); |
| |
| combinations[0].limits = limits; |
| combinations[0].n_limits = n_limits; |
| combinations[0].max_interfaces = 16; |
| combinations[0].num_different_channels = 1; |
| combinations[0].beacon_int_infra_match = true; |
| combinations[0].beacon_int_min_gcd = 100; |
| combinations[0].radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | |
| BIT(NL80211_CHAN_WIDTH_20) | |
| BIT(NL80211_CHAN_WIDTH_40) | |
| BIT(NL80211_CHAN_WIDTH_80) | |
| BIT(NL80211_CHAN_WIDTH_80P80) | |
| BIT(NL80211_CHAN_WIDTH_160); |
| |
| ar->hw->wiphy->iface_combinations = combinations; |
| ar->hw->wiphy->n_iface_combinations = 1; |
| |
| return 0; |
| } |
| |
| static void ath11k_mac_fetch_coex_info(struct ath11k *ar) |
| { |
| struct ath11k_pdev_cap *cap = &ar->pdev->cap; |
| struct ath11k_base *ab = ar->ab; |
| struct device *dev = ab->dev; |
| |
| ar->coex.coex_support = false; |
| |
| if (!(cap->supported_bands & WMI_HOST_WLAN_2G_CAP)) |
| return; |
| |
| if (of_property_read_u32(dev->of_node, "qcom,pta-num", |
| &ar->coex.pta_num)) { |
| ath11k_err(ab, "No qcom,pta_num entry in dev-tree.\n"); |
| } |
| |
| if (of_property_read_u32(dev->of_node, "qcom,coex-mode", |
| &ar->coex.coex_mode)) { |
| ath11k_err(ab, "No qcom,coex_mode entry in dev-tree.\n"); |
| } |
| |
| if (of_property_read_u32(dev->of_node, "qcom,bt-active-time", |
| &ar->coex.bt_active_time_slot)) { |
| ath11k_err(ab, "No qcom,bt-active-time entry in dev-tree.\n"); |
| } |
| |
| if (of_property_read_u32(dev->of_node, "qcom,bt-priority-time", |
| &ar->coex.bt_priority_time_slot)) { |
| ath11k_err(ab, "No qcom,bt-priority-time entry in dev-tree.\n"); |
| } |
| |
| if (of_property_read_u32(dev->of_node, "qcom,coex-algo", |
| &ar->coex.coex_algo_type)) { |
| ath11k_err(ab, "No qcom,coex-algo entry in dev-tree.\n"); |
| } |
| |
| if (of_property_read_u32(dev->of_node, "qcom,pta-priority", |
| &ar->coex.pta_priority)) { |
| ath11k_err(ab, "No qcom,pta-priority entry in dev-tree.\n"); |
| } |
| |
| if (ar->coex.coex_algo_type == COEX_ALGO_OCS) { |
| ar->coex.duty_cycle = 100000; |
| ar->coex.wlan_duration = 80000; |
| } |
| |
| ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "coex pta_num %u coex_mode %u" |
| " bt_active_time_slot %u bt_priority_time_slot %u" |
| " coex_algorithm %u pta_priority %u\n", ar->coex.pta_num, |
| ar->coex.coex_mode, ar->coex.bt_active_time_slot, |
| ar->coex.bt_priority_time_slot, ar->coex.coex_algo_type, |
| ar->coex.pta_priority); |
| ar->coex.coex_support = true; |
| } |
| |
| static const u8 ath11k_if_types_ext_capa[] = { |
| [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, |
| [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT, |
| [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, |
| }; |
| |
| static const u8 ath11k_if_types_ext_capa_sta[] = { |
| [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, |
| [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT, |
| [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, |
| [9] = WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT, |
| }; |
| |
| static const u8 ath11k_if_types_ext_capa_ap[] = { |
| [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, |
| [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT, |
| [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, |
| [9] = WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT, |
| [10] = WLAN_EXT_CAPA11_EMA_SUPPORT, |
| }; |
| |
| static const struct wiphy_iftype_ext_capab ath11k_iftypes_ext_capa[] = { |
| { |
| .extended_capabilities = ath11k_if_types_ext_capa, |
| .extended_capabilities_mask = ath11k_if_types_ext_capa, |
| .extended_capabilities_len = sizeof(ath11k_if_types_ext_capa), |
| }, { |
| .iftype = NL80211_IFTYPE_STATION, |
| .extended_capabilities = ath11k_if_types_ext_capa_sta, |
| .extended_capabilities_mask = ath11k_if_types_ext_capa_sta, |
| .extended_capabilities_len = |
| sizeof(ath11k_if_types_ext_capa_sta), |
| }, { |
| .iftype = NL80211_IFTYPE_AP, |
| .extended_capabilities = ath11k_if_types_ext_capa_ap, |
| .extended_capabilities_mask = ath11k_if_types_ext_capa_ap, |
| .extended_capabilities_len = |
| sizeof(ath11k_if_types_ext_capa_ap), |
| }, |
| }; |
| |
| static void __ath11k_mac_unregister(struct ath11k *ar) |
| { |
| cancel_work_sync(&ar->regd_update_work); |
| |
| ieee80211_unregister_hw(ar->hw); |
| |
| idr_for_each(&ar->txmgmt_idr, ath11k_mac_tx_mgmt_pending_free, ar); |
| idr_destroy(&ar->txmgmt_idr); |
| |
| kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); |
| kfree(ar->mac.sbands[NL80211_BAND_5GHZ].channels); |
| kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels); |
| |
| kfree(ar->hw->wiphy->iface_combinations[0].limits); |
| kfree(ar->hw->wiphy->iface_combinations); |
| |
| SET_IEEE80211_DEV(ar->hw, NULL); |
| } |
| |
| void ath11k_mac_unregister(struct ath11k_base *ab) |
| { |
| struct ath11k *ar; |
| struct ath11k_pdev *pdev; |
| int i; |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| pdev = &ab->pdevs[i]; |
| ar = pdev->ar; |
| if (!ar) |
| continue; |
| |
| __ath11k_mac_unregister(ar); |
| } |
| |
| ath11k_peer_rhash_tbl_destroy(ab); |
| } |
| |
| static int __ath11k_mac_register(struct ath11k *ar) |
| { |
| struct ath11k_base *ab = ar->ab; |
| struct ath11k_pdev_cap *cap = &ar->pdev->cap; |
| static const u32 cipher_suites[] = { |
| WLAN_CIPHER_SUITE_TKIP, |
| WLAN_CIPHER_SUITE_CCMP, |
| WLAN_CIPHER_SUITE_AES_CMAC, |
| WLAN_CIPHER_SUITE_BIP_CMAC_256, |
| WLAN_CIPHER_SUITE_BIP_GMAC_128, |
| WLAN_CIPHER_SUITE_BIP_GMAC_256, |
| WLAN_CIPHER_SUITE_GCMP, |
| WLAN_CIPHER_SUITE_GCMP_256, |
| WLAN_CIPHER_SUITE_CCMP_256, |
| }; |
| int ret; |
| u32 ht_cap = 0; |
| |
| ath11k_pdev_caps_update(ar); |
| |
| if (!is_valid_ether_addr(ar->mac_addr)) { |
| ath11k_warn(ar->ab, "invalid MAC address; choosing random\n"); |
| eth_random_addr(ar->mac_addr); |
| |
| /* clear locally adminstered bit */ |
| ar->mac_addr[0] &= ~BIT(1); |
| } |
| |
| SET_IEEE80211_PERM_ADDR(ar->hw, ar->mac_addr); |
| |
| ret = ath11k_wmi_pdev_set_base_macaddr(ar, ar->mac_addr); |
| if (ret) { |
| ath11k_warn(ar->ab, "failed to set mac_addr %d\n", ret); |
| goto err; |
| } |
| |
| SET_IEEE80211_DEV(ar->hw, ab->dev); |
| |
| ret = ath11k_mac_setup_channels_rates(ar, |
| cap->supported_bands); |
| if (ret) |
| goto err; |
| |
| ath11k_mac_setup_ht_vht_cap(ar, cap, &ht_cap); |
| ath11k_mac_setup_he_cap(ar, cap); |
| |
| ret = ath11k_mac_setup_iface_combinations(ar); |
| if (ret) { |
| ath11k_err(ar->ab, "failed to setup interface combinations: %d\n", ret); |
| goto err_free_channels; |
| } |
| |
| ar->hw->wiphy->available_antennas_rx = cap->rx_chain_mask; |
| ar->hw->wiphy->available_antennas_tx = cap->tx_chain_mask; |
| |
| ar->hw->wiphy->interface_modes = ab->hw_params.interface_modes; |
| |
| ieee80211_hw_set(ar->hw, SIGNAL_DBM); |
| ieee80211_hw_set(ar->hw, SUPPORTS_PS); |
| ieee80211_hw_set(ar->hw, SUPPORTS_DYNAMIC_PS); |
| ieee80211_hw_set(ar->hw, MFP_CAPABLE); |
| ieee80211_hw_set(ar->hw, REPORTS_TX_ACK_STATUS); |
| ieee80211_hw_set(ar->hw, HAS_RATE_CONTROL); |
| ieee80211_hw_set(ar->hw, AP_LINK_PS); |
| ieee80211_hw_set(ar->hw, SPECTRUM_MGMT); |
| ieee80211_hw_set(ar->hw, CONNECTION_MONITOR); |
| ieee80211_hw_set(ar->hw, SUPPORTS_PER_STA_GTK); |
| ieee80211_hw_set(ar->hw, WANT_MONITOR_VIF); |
| ieee80211_hw_set(ar->hw, CHANCTX_STA_CSA); |
| ieee80211_hw_set(ar->hw, QUEUE_CONTROL); |
| ieee80211_hw_set(ar->hw, SUPPORTS_TX_FRAG); |
| ieee80211_hw_set(ar->hw, REPORTS_LOW_ACK); |
| if (ath11k_frame_mode == ATH11K_HW_TXRX_ETHERNET) { |
| ieee80211_hw_set(ar->hw, SUPPORTS_TX_ENCAP_OFFLOAD); |
| ieee80211_hw_set(ar->hw, SUPPORTS_RX_DECAP_OFFLOAD); |
| ieee80211_hw_set(ar->hw, SUPPORTS_CONC_MON_RX_DECAP); |
| } |
| ieee80211_hw_set(ar->hw, SUPPORTS_MULTI_BSSID); |
| ieee80211_hw_set(ar->hw, SUPPORTS_MULTI_BSSID_AP); |
| if (ht_cap & WMI_HT_CAP_ENABLED || ar->supports_6ghz) { |
| ieee80211_hw_set(ar->hw, AMPDU_AGGREGATION); |
| ieee80211_hw_set(ar->hw, TX_AMPDU_SETUP_IN_HW); |
| ieee80211_hw_set(ar->hw, SUPPORTS_REORDERING_BUFFER); |
| ieee80211_hw_set(ar->hw, SUPPORTS_AMSDU_IN_AMPDU); |
| if(!ath11k_nss_offload_enabled(ab)) |
| ieee80211_hw_set(ar->hw, USES_RSS); |
| } |
| |
| ieee80211_hw_set(ar->hw, SUPPORTS_TID_CLASS_OFFLOAD); |
| |
| /* If supported number of NSS is less than the maximum |
| * NSS of device, then SUPPORTS_VHT_EXT_NSS_BW capablity |
| * needs to adevertise to upper layer |
| */ |
| if ((cap->nss_ratio_enabled)) |
| ieee80211_hw_set(ar->hw, SUPPORTS_VHT_EXT_NSS_BW); |
| |
| |
| ar->hw->wiphy->features |= NL80211_FEATURE_STATIC_SMPS; |
| ar->hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; |
| |
| /* TODO: Check if HT capability advertised from firmware is different |
| * for each band for a dual band capable radio. It will be tricky to |
| * handle it when the ht capability different for each band. |
| */ |
| if (ht_cap & WMI_HT_CAP_DYNAMIC_SMPS || ar->supports_6ghz) |
| ar->hw->wiphy->features |= NL80211_FEATURE_DYNAMIC_SMPS; |
| |
| ar->hw->wiphy->max_scan_ssids = WLAN_SCAN_PARAMS_MAX_SSID; |
| ar->hw->wiphy->max_scan_ie_len = WLAN_SCAN_PARAMS_MAX_IE_LEN; |
| |
| ar->hw->max_listen_interval = ATH11K_MAX_HW_LISTEN_INTERVAL; |
| |
| ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; |
| ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; |
| ar->hw->wiphy->max_remain_on_channel_duration = 5000; |
| |
| ar->hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; |
| ar->hw->wiphy->features |= NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE | |
| NL80211_FEATURE_AP_SCAN; |
| |
| ar->max_num_stations = TARGET_NUM_STATIONS; |
| ar->max_num_peers = TARGET_NUM_PEERS_PDEV; |
| |
| ar->hw->wiphy->max_ap_assoc_sta = ar->max_num_stations; |
| |
| wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_ACK_SIGNAL_SUPPORT); |
| |
| if (test_bit(WMI_TLV_SERVICE_PASSIVE_SCAN_START_TIME_ENHANCE, |
| ar->ab->wmi_ab.svc_map)) |
| wiphy_ext_feature_set(ar->hw->wiphy, |
| NL80211_EXT_FEATURE_SET_SCAN_DWELL); |
| |
| ar->hw->queues = ATH11K_HW_MAX_QUEUES; |
| ar->hw->wiphy->tx_queue_len = ATH11K_QUEUE_LEN; |
| ar->hw->offchannel_tx_hw_queue = ATH11K_HW_MAX_QUEUES - 1; |
| ar->hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF; |
| |
| ar->hw->vif_data_size = sizeof(struct ath11k_vif); |
| ar->hw->sta_data_size = sizeof(struct ath11k_sta); |
| |
| wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_CQM_RSSI_LIST); |
| wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_STA_TX_PWR); |
| wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_BSS_COLOR); |
| |
| if (test_bit(WMI_TLV_SERVICE_PEER_TID_CONFIGS_SUPPORT, ar->ab->wmi_ab.svc_map)) { |
| ar->hw->wiphy->tid_config_support.vif |= |
| BIT(NL80211_TID_CONFIG_ATTR_NOACK) | |
| BIT(NL80211_TID_CONFIG_ATTR_RETRY_LONG) | |
| BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL) | |
| BIT(NL80211_TID_CONFIG_ATTR_AMPDU_COUNT) | |
| BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL) | |
| BIT(NL80211_TID_CONFIG_ATTR_AMSDU_COUNT) | |
| BIT(NL80211_TID_CONFIG_ATTR_TX_RATE) | |
| BIT(NL80211_TID_CONFIG_ATTR_TX_RATE_TYPE); |
| |
| if (test_bit(WMI_TLV_SERVICE_EXT_PEER_TID_CONFIGS_SUPPORT, |
| ar->ab->wmi_ab.svc_map)) { |
| ar->hw->wiphy->tid_config_support.vif |= |
| BIT(NL80211_TID_CONFIG_ATTR_RTSCTS_CTRL); |
| } |
| |
| ar->hw->wiphy->tid_config_support.peer = |
| ar->hw->wiphy->tid_config_support.vif; |
| ar->hw->wiphy->max_data_retry_count = ATH11K_MAX_RETRY_COUNT; |
| } else { |
| ar->ops->set_tid_config = NULL; |
| } |
| |
| if (test_bit(WMI_TLV_SERVICE_RTSCTS_FOR_UNICAST_MGMT_SUPPORT, |
| ar->ab->wmi_ab.svc_map)) |
| wiphy_ext_feature_set(ar->hw->wiphy, |
| NL80211_EXT_FEATURE_STA_MGMT_RTS_CTS); |
| |
| if (test_bit(WMI_TLV_SERVICE_SCAN_PHYMODE_SUPPORT, |
| ar->ab->wmi_ab.svc_map)) |
| wiphy_ext_feature_set(ar->hw->wiphy, |
| NL80211_EXT_FEATURE_WIDE_BAND_SCAN); |
| |
| ar->hw->wiphy->cipher_suites = cipher_suites; |
| ar->hw->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); |
| |
| ar->hw->wiphy->iftype_ext_capab = ath11k_iftypes_ext_capa; |
| ar->hw->wiphy->num_iftype_ext_capab = |
| ARRAY_SIZE(ath11k_iftypes_ext_capa); |
| |
| if (ar->supports_6ghz) { |
| wiphy_ext_feature_set(ar->hw->wiphy, |
| NL80211_EXT_FEATURE_FILS_DISCOVERY); |
| wiphy_ext_feature_set(ar->hw->wiphy, |
| NL80211_EXT_FEATURE_UNSOL_BCAST_PROBE_RESP); |
| } |
| |
| wiphy_ext_feature_set(ar->hw->wiphy, |
| NL80211_EXT_FEATURE_ENABLE_FTM_RESPONDER); |
| |
| ath11k_reg_init(ar); |
| ath11k_vendor_register(ar); |
| |
| if (!test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) { |
| ar->hw->netdev_features = NETIF_F_HW_CSUM; |
| ieee80211_hw_set(ar->hw, SW_CRYPTO_CONTROL); |
| ieee80211_hw_set(ar->hw, SUPPORT_FAST_XMIT); |
| } |
| |
| ar->hw->netdev_features |= NETIF_F_LLTX; |
| |
| if (ath11k_nss_offload_enabled(ar->ab)) { |
| ieee80211_hw_set(ar->hw, SUPPORTS_NSS_OFFLOAD); |
| wiphy_ext_feature_set(ar->hw->wiphy, |
| NL80211_EXT_FEATURE_VLAN_OFFLOAD); |
| if (ath11k_nss_mesh_offload_enabled(ab)) |
| ieee80211_hw_set(ar->hw, SUPPORTS_MESH_NSS_OFFLOAD); |
| } |
| |
| ret = ieee80211_register_hw(ar->hw); |
| if (ret) { |
| ath11k_err(ar->ab, "ieee80211 registration failed: %d\n", ret); |
| goto err_free_if_combs; |
| } |
| |
| if (!ab->hw_params.supports_monitor) |
| /* There's a race between calling ieee80211_register_hw() |
| * and here where the monitor mode is enabled for a little |
| * while. But that time is so short and in practise it make |
| * a difference in real life. |
| */ |
| ar->hw->wiphy->interface_modes &= ~BIT(NL80211_IFTYPE_MONITOR); |
| |
| ar->hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_AP_VLAN); |
| ar->hw->wiphy->software_iftypes |= BIT(NL80211_IFTYPE_AP_VLAN); |
| |
| /* Apply the regd received during initialization */ |
| ret = ath11k_regd_update(ar, true); |
| if (ret) { |
| ath11k_err(ar->ab, "ath11k regd update failed: %d\n", ret); |
| goto err_unregister_hw; |
| } |
| |
| ret = ath11k_debugfs_register(ar); |
| if (ret) { |
| ath11k_err(ar->ab, "debugfs registration failed: %d\n", ret); |
| goto err_unregister_hw; |
| } |
| |
| return 0; |
| |
| err_unregister_hw: |
| ieee80211_unregister_hw(ar->hw); |
| |
| err_free_if_combs: |
| kfree(ar->hw->wiphy->iface_combinations[0].limits); |
| kfree(ar->hw->wiphy->iface_combinations); |
| |
| err_free_channels: |
| kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); |
| kfree(ar->mac.sbands[NL80211_BAND_5GHZ].channels); |
| kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels); |
| |
| err: |
| SET_IEEE80211_DEV(ar->hw, NULL); |
| return ret; |
| } |
| |
| int ath11k_mac_register(struct ath11k_base *ab) |
| { |
| struct ath11k *ar; |
| struct ath11k_pdev *pdev; |
| int i; |
| int ret; |
| |
| if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) |
| return 0; |
| |
| ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS)) - 1; |
| |
| ret = ath11k_peer_rhash_tbl_init(ab); |
| if (ret) |
| return ret; |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| pdev = &ab->pdevs[i]; |
| ar = pdev->ar; |
| if (ab->pdevs_macaddr_valid) { |
| ether_addr_copy(ar->mac_addr, pdev->mac_addr); |
| } else { |
| ether_addr_copy(ar->mac_addr, ab->mac_addr); |
| ar->mac_addr[4] += i; |
| } |
| |
| ret = __ath11k_mac_register(ar); |
| if (ret) |
| goto err_cleanup; |
| |
| idr_init(&ar->txmgmt_idr); |
| spin_lock_init(&ar->txmgmt_idr_lock); |
| } |
| |
| /* Initialize channel counters frequency value in hertz */ |
| ab->cc_freq_hz = IPQ8074_CC_FREQ_HERTZ; |
| |
| return 0; |
| |
| err_cleanup: |
| for (i = i - 1; i >= 0; i--) { |
| pdev = &ab->pdevs[i]; |
| ar = pdev->ar; |
| __ath11k_mac_unregister(ar); |
| } |
| |
| ath11k_peer_rhash_tbl_destroy(ab); |
| |
| return ret; |
| } |
| |
| int ath11k_mac_allocate(struct ath11k_base *ab) |
| { |
| struct ieee80211_hw *hw; |
| struct ath11k *ar; |
| struct ath11k_pdev *pdev; |
| struct ieee80211_ops *ops; |
| int ret; |
| int i; |
| |
| if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) |
| return 0; |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| ops = kmemdup(&ath11k_ops, sizeof(ath11k_ops), GFP_KERNEL); |
| if (!ops) { |
| ret = -ENOMEM; |
| goto err_free_mac; |
| } |
| |
| pdev = &ab->pdevs[i]; |
| hw = ieee80211_alloc_hw(sizeof(struct ath11k), ops); |
| if (!hw) { |
| ath11k_warn(ab, "failed to allocate mac80211 hw device\n"); |
| ret = -ENOMEM; |
| kfree(ops); |
| goto err_free_mac; |
| } |
| dev_init_progress = false; |
| wake_up(&ath11k_radio_prb_wq); |
| |
| ar = hw->priv; |
| ar->hw = hw; |
| ar->ab = ab; |
| ar->ops = ops; |
| ar->pdev = pdev; |
| ar->pdev_idx = i; |
| ar->lmac_id = ath11k_hw_get_mac_from_pdev_id(&ab->hw_params, i); |
| |
| ar->wmi = &ab->wmi_ab.wmi[i]; |
| /* FIXME wmi[0] is already initialized during attach, |
| * Should we do this again? |
| */ |
| ath11k_wmi_pdev_attach(ab, i); |
| |
| ath11k_mac_fetch_coex_info(ar); |
| ar->cfg_tx_chainmask = pdev->cap.tx_chain_mask; |
| ar->cfg_rx_chainmask = pdev->cap.rx_chain_mask; |
| ar->num_tx_chains = get_num_chains(pdev->cap.tx_chain_mask); |
| ar->num_rx_chains = get_num_chains(pdev->cap.rx_chain_mask); |
| |
| pdev->ar = ar; |
| spin_lock_init(&ar->data_lock); |
| INIT_LIST_HEAD(&ar->arvifs); |
| INIT_LIST_HEAD(&ar->ppdu_stats_info); |
| mutex_init(&ar->conf_mutex); |
| init_completion(&ar->vdev_setup_done); |
| init_completion(&ar->vdev_delete_done); |
| init_completion(&ar->peer_assoc_done); |
| init_completion(&ar->peer_delete_done); |
| init_completion(&ar->install_key_done); |
| init_completion(&ar->bss_survey_done); |
| init_completion(&ar->scan.started); |
| init_completion(&ar->scan.completed); |
| init_completion(&ar->scan.on_channel); |
| init_completion(&ar->thermal.wmi_sync); |
| |
| INIT_DELAYED_WORK(&ar->scan.timeout, ath11k_scan_timeout_work); |
| INIT_WORK(&ar->regd_update_work, ath11k_regd_update_work); |
| |
| INIT_WORK(&ar->wmi_mgmt_tx_work, ath11k_mgmt_over_wmi_tx_work); |
| skb_queue_head_init(&ar->wmi_mgmt_tx_queue); |
| ar->monitor_vdev_id = -1; |
| ar->monitor_vdev_created = false; |
| ar->monitor_started = false; |
| |
| ath11k_fw_stats_init(ar); |
| } |
| |
| return 0; |
| |
| err_free_mac: |
| ath11k_mac_destroy(ab); |
| |
| return ret; |
| } |
| |
| void ath11k_mac_destroy(struct ath11k_base *ab) |
| { |
| struct ath11k *ar; |
| struct ath11k_pdev *pdev; |
| struct ieee80211_ops *ops; |
| int i; |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| pdev = &ab->pdevs[i]; |
| ar = pdev->ar; |
| if (!ar) |
| continue; |
| |
| ops = ar->ops; |
| ieee80211_free_hw(ar->hw); |
| kfree(ops); |
| pdev->ar = NULL; |
| } |
| } |