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Wed, 13 Sep 2023 07:44:25 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.186) by MTKMBS14N2.mediatek.inc (172.21.101.76) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Wed, 13 Sep 2023 22:44:23 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Wed, 13 Sep 2023 22:44:23 +0800 From: Deren Wu To: Felix Fietkau , Lorenzo Bianconi CC: Sean Wang , Ryder Lee , Shayne Chen , linux-wireless , linux-mediatek , Deren Wu Subject: [PATCH v2 09/17] wifi: mt76: mt7925: add main.c Date: Wed, 13 Sep 2023 22:43:37 +0800 Message-ID: <58f03f2078427bde04e81d9c3ef0abcb2ebcc605.1694595134.git.deren.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: References: MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--9.727200-8.000000 X-TMASE-MatchedRID: n5u7YzlPkLfKRSR886eK0gPZZctd3P4BX5TqQagR07diZCTkFQiKcEd0 Rzx07LDVnD3AxwqeC/pAJJ9i7iJX7S2W7Y+Npd9RoMfp2vHck9Xt/okBLaEo+AO/ZosdhT4oN4b fFBlW73A5C7fmmfKzfJBMbEvm5vThF/5MvE19+Dq2ou0pFUMYObYxxljjfMnjbcPp/oilssiNiJ gdHjlC5/A2IQyIuxgmsSaKE9/EoAsBFcUW2JdWGgwfhKwa9GwD3gzqGPM+g0/9Ez/5IpHqp1F6a ahVCHbOnL07m96Uf0MG2QGGIW+8VqrBd/O0eb2lS3OTftLNfg1t3qsaFY4DBPNhzIgXtFJVNT02 hqjbFanWSi0L5EUg4ocgPbcISSYOw4mZjhdFeRW5iM6hhYf4PJKLNrbpy/A0NTAlMZ3+RS5LUBn wMP/28brwf0JgbFCeEBGWlnsP+FOsZgLMbgsk1JyBsp6+TmyGVX7TxgU0dK4txWNuz6R5rGWWd1 VBI96H+HouGunxH44LsisEKlLgtquIeo5V4l3TbT3mGmWPpNfkgaxh2Mn2ur/A+0D1to6Ptpgp4 +urkOhdkxnzDsdVwZ+nIyhy00T1z5ey3IkHnU7Rc75iroKqApCgGv5IWd4kGNAPebYwJ/txmXwp WVDZy2pZwNK/jKw+xpqqR73orOy77rpLLmM7AmMdYzySsvg8C0wUYPNpDFrtrvVsQ0WdMyse9qd FFe49wofWZiwD6Q0rH5K+8/kjNmQumpQpzlrC4jRkIImnX0NFYhJJXmHGL1fXgfL55invPLCATD STgNYwGJZfcwT/inFzUdXqyTaNhPc4FTJN6V6eAiCmPx4NwJuJ+Pb8n/VxSnQ4MjwaO9cqtq5d3 cxkNT3zSp73HMHc X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--9.727200-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 9122D032E709F972550477C2AB15F9415637C80FB84C850822657C26E920A0492000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230913_074435_218409_715AC873 X-CRM114-Status: GOOD ( 16.39 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org (Patches split into one patch per file for easier review, but the final commit will be one big patch. See the cover letter for more info.) Co-developed-by: Lorenzo Bianconi Signed-off-by: Lorenzo Bianconi Signed-off-by: Deren Wu --- .../net/wireless/mediatek/mt76/mt7925/main.c | 1471 +++++++++++++++++ 1 file changed, 1471 insertions(+) create mode 100644 drivers/net/wireless/mediatek/mt76/mt7925/main.c diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c b/drivers/net/wireless/mediatek/mt76/mt7925/main.c new file mode 100644 index 000000000000..bbcee54f857b --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c @@ -0,0 +1,1471 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2023 MediaTek Inc. */ + +#include +#include +#include +#include +#include +#include "mt7925.h" +#include "mcu.h" +#include "mac.h" + +static void +mt7925_init_he_caps(struct mt792x_phy *phy, enum nl80211_band band, + struct ieee80211_sband_iftype_data *data, + enum nl80211_iftype iftype) +{ + struct ieee80211_sta_he_cap *he_cap = &data->he_cap; + struct ieee80211_he_cap_elem *he_cap_elem = &he_cap->he_cap_elem; + struct ieee80211_he_mcs_nss_supp *he_mcs = &he_cap->he_mcs_nss_supp; + int i, nss = hweight8(phy->mt76->antenna_mask); + u16 mcs_map = 0; + + for (i = 0; i < 8; i++) { + if (i < nss) + mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); + else + mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); + } + + he_cap->has_he = true; + + he_cap_elem->mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE; + he_cap_elem->mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_OMI_CONTROL | + IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3; + he_cap_elem->mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU; + + if (band == NL80211_BAND_2GHZ) + he_cap_elem->phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; + else + he_cap_elem->phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; + + he_cap_elem->phy_cap_info[1] = + IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD; + he_cap_elem->phy_cap_info[2] = + IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | + IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | + IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO; + + switch (i) { + case NL80211_IFTYPE_AP: + he_cap_elem->mac_cap_info[2] |= + IEEE80211_HE_MAC_CAP2_BSR; + he_cap_elem->mac_cap_info[4] |= + IEEE80211_HE_MAC_CAP4_BQR; + he_cap_elem->mac_cap_info[5] |= + IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX; + he_cap_elem->phy_cap_info[3] |= + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; + he_cap_elem->phy_cap_info[6] |= + IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; + he_cap_elem->phy_cap_info[9] |= + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU; + break; + case NL80211_IFTYPE_STATION: + he_cap_elem->mac_cap_info[1] |= + IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US; + + if (band == NL80211_BAND_2GHZ) + he_cap_elem->phy_cap_info[0] |= + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G; + else + he_cap_elem->phy_cap_info[0] |= + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G; + + he_cap_elem->phy_cap_info[1] |= + IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | + IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US; + he_cap_elem->phy_cap_info[3] |= + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; + he_cap_elem->phy_cap_info[4] |= + IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | + IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 | + IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4; + he_cap_elem->phy_cap_info[5] |= + IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK | + IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK; + he_cap_elem->phy_cap_info[6] |= + IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU | + IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU | + IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB | + IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; + he_cap_elem->phy_cap_info[7] |= + IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | + IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI; + he_cap_elem->phy_cap_info[8] |= + 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 | + IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484; + he_cap_elem->phy_cap_info[9] |= + IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | + IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK | + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_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; + break; + default: + break; + } + + he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map); + he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map); + he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map); + he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map); + + 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) { + mt76_connac_gen_ppe_thresh(he_cap->ppe_thres, nss); + } else { + he_cap_elem->phy_cap_info[9] |= + u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US, + IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); + } + + if (band == NL80211_BAND_6GHZ) { + u16 cap = IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS | + IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS; + + cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_0_5, + IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) | + u16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K, + IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) | + u16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454, + IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN); + + data->he_6ghz_capa.capa = cpu_to_le16(cap); + } +} + +static void +mt7925_init_eht_caps(struct mt792x_phy *phy, enum nl80211_band band, + struct ieee80211_sband_iftype_data *data, + enum nl80211_iftype iftype) +{ + struct ieee80211_sta_eht_cap *eht_cap = &data->eht_cap; + struct ieee80211_eht_cap_elem_fixed *eht_cap_elem = &eht_cap->eht_cap_elem; + struct ieee80211_eht_mcs_nss_supp *eht_nss = &eht_cap->eht_mcs_nss_supp; + enum nl80211_chan_width width = phy->mt76->chandef.width; + int nss = hweight8(phy->mt76->antenna_mask); + int sts = hweight16(phy->mt76->chainmask); + u8 val; + + if (!phy->dev->has_eht) + return; + + eht_cap->has_eht = true; + + eht_cap_elem->mac_cap_info[0] = + IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS | + IEEE80211_EHT_MAC_CAP0_OM_CONTROL; + + eht_cap_elem->phy_cap_info[0] = + IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI | + IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER | + IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE; + + eht_cap_elem->phy_cap_info[0] |= + u8_encode_bits(u8_get_bits(sts - 1, BIT(0)), + IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK); + + eht_cap_elem->phy_cap_info[1] = + u8_encode_bits(u8_get_bits(sts - 1, GENMASK(2, 1)), + IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK) | + u8_encode_bits(sts - 1, + IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK); + + eht_cap_elem->phy_cap_info[2] = + u8_encode_bits(sts - 1, IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK) | + u8_encode_bits(sts - 1, IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK); + + eht_cap_elem->phy_cap_info[3] = + IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK | + IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK | + IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK | + IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK | + IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK | + IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK | + IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK; + + eht_cap_elem->phy_cap_info[4] = + u8_encode_bits(min_t(int, sts - 1, 2), + IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK); + + eht_cap_elem->phy_cap_info[5] = + IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK | + u8_encode_bits(IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US, + IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK) | + u8_encode_bits(u8_get_bits(0x11, GENMASK(1, 0)), + IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK); + + val = width == NL80211_CHAN_WIDTH_160 ? 0x7 : + width == NL80211_CHAN_WIDTH_80 ? 0x3 : 0x1; + eht_cap_elem->phy_cap_info[6] = + u8_encode_bits(u8_get_bits(0x11, GENMASK(4, 2)), + IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK) | + u8_encode_bits(val, IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK); + + eht_cap_elem->phy_cap_info[7] = + IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ | + IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ | + IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ | + IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ; + + val = u8_encode_bits(nss, IEEE80211_EHT_MCS_NSS_RX) | + u8_encode_bits(nss, IEEE80211_EHT_MCS_NSS_TX); + + eht_nss->bw._80.rx_tx_mcs9_max_nss = val; + eht_nss->bw._80.rx_tx_mcs11_max_nss = val; + eht_nss->bw._80.rx_tx_mcs13_max_nss = val; + eht_nss->bw._160.rx_tx_mcs9_max_nss = val; + eht_nss->bw._160.rx_tx_mcs11_max_nss = val; + eht_nss->bw._160.rx_tx_mcs13_max_nss = val; +} + +static void +__mt7925_set_stream_he_eht_caps(struct mt792x_phy *phy, + struct ieee80211_supported_band *sband, + enum nl80211_band band) +{ + struct ieee80211_sband_iftype_data *data = phy->iftype[band]; + int i, n = 0; + + for (i = 0; i < NUM_NL80211_IFTYPES; i++) { + switch (i) { + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_AP: + break; + default: + continue; + } + + data[n].types_mask = BIT(i); + mt7925_init_he_caps(phy, band, &data[n], i); + mt7925_init_eht_caps(phy, band, &data[n], i); + + n++; + } + + _ieee80211_set_sband_iftype_data(sband, data, n); +} + +void mt7925_set_stream_he_eht_caps(struct mt792x_phy *phy) +{ + if (phy->mt76->cap.has_2ghz) + __mt7925_set_stream_he_eht_caps(phy, &phy->mt76->sband_2g.sband, + NL80211_BAND_2GHZ); + + if (phy->mt76->cap.has_5ghz) + __mt7925_set_stream_he_eht_caps(phy, &phy->mt76->sband_5g.sband, + NL80211_BAND_5GHZ); + + if (phy->mt76->cap.has_6ghz) + __mt7925_set_stream_he_eht_caps(phy, &phy->mt76->sband_6g.sband, + NL80211_BAND_6GHZ); +} + +int __mt7925_start(struct mt792x_phy *phy) +{ + struct mt76_phy *mphy = phy->mt76; + int err; + + err = mt7925_mcu_set_channel_domain(mphy); + if (err) + return err; + + err = mt7925_mcu_set_rts_thresh(phy, 0x92b); + if (err) + return err; + + err = mt7925_set_tx_sar_pwr(mphy->hw, NULL); + if (err) + return err; + + mt792x_mac_reset_counters(phy); + set_bit(MT76_STATE_RUNNING, &mphy->state); + + ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work, + MT792x_WATCHDOG_TIME); + + return 0; +} +EXPORT_SYMBOL_GPL(__mt7925_start); + +static int mt7925_start(struct ieee80211_hw *hw) +{ + struct mt792x_phy *phy = mt792x_hw_phy(hw); + int err; + + mt792x_mutex_acquire(phy->dev); + err = __mt7925_start(phy); + mt792x_mutex_release(phy->dev); + + return err; +} + +void mt7925_stop(struct ieee80211_hw *hw) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + cancel_delayed_work_sync(&phy->mt76->mac_work); + + cancel_delayed_work_sync(&dev->pm.ps_work); + cancel_work_sync(&dev->pm.wake_work); + cancel_work_sync(&dev->reset_work); + mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); + + mt792x_mutex_acquire(dev); + clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); + mt792x_mutex_release(dev); +} +EXPORT_SYMBOL_GPL(mt7925_stop); + +static int +mt7925_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + struct mt76_txq *mtxq; + int idx, ret = 0; + + mt792x_mutex_acquire(dev); + + mvif->mt76.idx = __ffs64(~dev->mt76.vif_mask); + if (mvif->mt76.idx >= MT792x_MAX_INTERFACES) { + ret = -ENOSPC; + goto out; + } + + mvif->mt76.omac_idx = mvif->mt76.idx; + mvif->phy = phy; + mvif->mt76.band_idx = 0; + mvif->mt76.wmm_idx = mvif->mt76.idx % MT76_CONNAC_MAX_WMM_SETS; + + if (phy->mt76->chandef.chan->band != NL80211_BAND_2GHZ) + mvif->mt76.basic_rates_idx = MT792x_BASIC_RATES_TBL + 4; + else + mvif->mt76.basic_rates_idx = MT792x_BASIC_RATES_TBL; + + ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, vif, &mvif->sta.wcid, + true); + if (ret) + goto out; + + dev->mt76.vif_mask |= BIT_ULL(mvif->mt76.idx); + phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx); + + idx = MT792x_WTBL_RESERVED - mvif->mt76.idx; + + INIT_LIST_HEAD(&mvif->sta.wcid.poll_list); + mvif->sta.wcid.idx = idx; + mvif->sta.wcid.phy_idx = mvif->mt76.band_idx; + mvif->sta.wcid.hw_key_idx = -1; + mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET; + mt76_wcid_init(&mvif->sta.wcid); + + mt7925_mac_wtbl_update(dev, idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + + ewma_rssi_init(&mvif->rssi); + + rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid); + if (vif->txq) { + mtxq = (struct mt76_txq *)vif->txq->drv_priv; + mtxq->wcid = idx; + } + + vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; +out: + mt792x_mutex_release(dev); + + return ret; +} + +static void mt7925_roc_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_phy *phy = priv; + + mt7925_mcu_abort_roc(phy, mvif, phy->roc_token_id); +} + +void mt7925_roc_work(struct work_struct *work) +{ + struct mt792x_phy *phy; + + phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy, + roc_work); + + if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) + return; + + mt792x_mutex_acquire(phy->dev); + ieee80211_iterate_active_interfaces(phy->mt76->hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_roc_iter, phy); + mt792x_mutex_release(phy->dev); + ieee80211_remain_on_channel_expired(phy->mt76->hw); +} + +static int mt7925_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif) +{ + int err = 0; + + del_timer_sync(&phy->roc_timer); + cancel_work_sync(&phy->roc_work); + + mt792x_mutex_acquire(phy->dev); + if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) + err = mt7925_mcu_abort_roc(phy, vif, phy->roc_token_id); + mt792x_mutex_release(phy->dev); + + return err; +} + +static int mt7925_set_roc(struct mt792x_phy *phy, + struct mt792x_vif *vif, + struct ieee80211_channel *chan, + int duration, + enum mt7925_roc_req type) +{ + int err; + + if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state)) + return -EBUSY; + + phy->roc_grant = false; + + err = mt7925_mcu_set_roc(phy, vif, chan, duration, type, + ++phy->roc_token_id); + if (err < 0) { + clear_bit(MT76_STATE_ROC, &phy->mt76->state); + goto out; + } + + if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, 4 * HZ)) { + mt7925_mcu_abort_roc(phy, vif, phy->roc_token_id); + clear_bit(MT76_STATE_ROC, &phy->mt76->state); + err = -ETIMEDOUT; + } + +out: + return err; +} + +static int mt7925_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_channel *chan, + int duration, + enum ieee80211_roc_type type) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_phy *phy = mt792x_hw_phy(hw); + int err; + + mt792x_mutex_acquire(phy->dev); + err = mt7925_set_roc(phy, mvif, chan, duration, MT7925_ROC_REQ_ROC); + mt792x_mutex_release(phy->dev); + + return err; +} + +static int mt7925_cancel_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + return mt7925_abort_roc(phy, mvif); +} + +static int mt7925_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 mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv : + &mvif->sta; + struct mt76_wcid *wcid = &msta->wcid; + u8 *wcid_keyidx = &wcid->hw_key_idx; + int idx = key->keyidx, err = 0; + + /* The hardware does not support per-STA RX GTK, fallback + * to software mode for these. + */ + if ((vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_MESH_POINT) && + (key->cipher == WLAN_CIPHER_SUITE_TKIP || + key->cipher == WLAN_CIPHER_SUITE_CCMP) && + !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + return -EOPNOTSUPP; + + /* fall back to sw encryption for unsupported ciphers */ + switch (key->cipher) { + case WLAN_CIPHER_SUITE_AES_CMAC: + key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE; + wcid_keyidx = &wcid->hw_key_idx2; + break; + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + if (!mvif->wep_sta) + return -EOPNOTSUPP; + break; + 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: + case WLAN_CIPHER_SUITE_SMS4: + break; + default: + return -EOPNOTSUPP; + } + + mt792x_mutex_acquire(dev); + + if (cmd == SET_KEY && !mvif->mt76.cipher) { + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + mvif->mt76.cipher = mt76_connac_mcu_get_cipher(key->cipher); + mt7925_mcu_add_bss_info(phy, mvif->ctx, vif, sta, true); + } + + if (cmd == SET_KEY) + *wcid_keyidx = idx; + else if (idx == *wcid_keyidx) + *wcid_keyidx = -1; + else + goto out; + + mt76_wcid_key_setup(&dev->mt76, wcid, + cmd == SET_KEY ? key : NULL); + + err = mt7925_mcu_add_key(&dev->mt76, vif, &msta->bip, + key, MCU_UNI_CMD(STA_REC_UPDATE), + &msta->wcid, cmd); + + if (err) + goto out; + + if (key->cipher == WLAN_CIPHER_SUITE_WEP104 || + key->cipher == WLAN_CIPHER_SUITE_WEP40) + err = mt7925_mcu_add_key(&dev->mt76, vif, &mvif->wep_sta->bip, + key, MCU_WMWA_UNI_CMD(STA_REC_UPDATE), + &mvif->wep_sta->wcid, cmd); + +out: + mt792x_mutex_release(dev); + + return err; +} + +static void +mt7925_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt792x_dev *dev = priv; + struct ieee80211_hw *hw = mt76_hw(dev); + bool pm_enable = dev->pm.enable; + int err; + + err = mt7925_mcu_set_beacon_filter(dev, vif, pm_enable); + if (err < 0) + return; + + if (pm_enable) { + vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; + ieee80211_hw_set(hw, CONNECTION_MONITOR); + } else { + vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER; + __clear_bit(IEEE80211_HW_CONNECTION_MONITOR, hw->flags); + } +} + +static void +mt7925_sniffer_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt792x_dev *dev = priv; + struct ieee80211_hw *hw = mt76_hw(dev); + struct mt76_connac_pm *pm = &dev->pm; + bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); + + mt7925_mcu_set_sniffer(dev, vif, monitor); + pm->enable = pm->enable_user && !monitor; + pm->ds_enable = pm->ds_enable_user && !monitor; + + mt7925_mcu_set_deep_sleep(dev, pm->ds_enable); + + if (monitor) + mt7925_mcu_set_beacon_filter(dev, vif, false); +} + +void mt7925_set_runtime_pm(struct mt792x_dev *dev) +{ + struct ieee80211_hw *hw = mt76_hw(dev); + struct mt76_connac_pm *pm = &dev->pm; + bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); + + pm->enable = pm->enable_user && !monitor; + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_pm_interface_iter, dev); + pm->ds_enable = pm->ds_enable_user && !monitor; + mt7925_mcu_set_deep_sleep(dev, pm->ds_enable); +} + +static int mt7925_config(struct ieee80211_hw *hw, u32 changed) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + int ret = 0; + + mt792x_mutex_acquire(dev); + + if (changed & IEEE80211_CONF_CHANGE_POWER) { + ret = mt7925_set_tx_sar_pwr(hw, NULL); + if (ret) + goto out; + } + + if (changed & IEEE80211_CONF_CHANGE_MONITOR) { + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_sniffer_interface_iter, dev); + } + +out: + mt792x_mutex_release(dev); + + return ret; +} + +static void mt7925_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + u64 multicast) +{ +#define MT7925_FILTER_FCSFAIL BIT(2) +#define MT7925_FILTER_CONTROL BIT(5) +#define MT7925_FILTER_OTHER_BSS BIT(6) +#define MT7925_FILTER_ENABLE BIT(31) + struct mt792x_dev *dev = mt792x_hw_dev(hw); + u32 flags = MT7925_FILTER_ENABLE; + +#define MT7925_FILTER(_fif, _type) do { \ + if (*total_flags & (_fif)) \ + flags |= MT7925_FILTER_##_type; \ + } while (0) + + MT7925_FILTER(FIF_FCSFAIL, FCSFAIL); + MT7925_FILTER(FIF_CONTROL, CONTROL); + MT7925_FILTER(FIF_OTHER_BSS, OTHER_BSS); + + mt792x_mutex_acquire(dev); + mt7925_mcu_set_rxfilter(dev, flags, 0, 0); + mt792x_mutex_release(dev); + + *total_flags &= (FIF_OTHER_BSS | FIF_FCSFAIL | FIF_CONTROL); +} + +static u8 +mt7925_get_rates_table(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + bool beacon, bool mcast) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_phy *mphy = hw->priv; + u16 rate; + u8 i, idx, ht; + + rate = mt76_connac2_mac_tx_rate_val(mphy, vif, beacon, mcast); + ht = FIELD_GET(MT_TX_RATE_MODE, rate) > MT_PHY_TYPE_OFDM; + + if (beacon && ht) { + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + /* must odd index */ + idx = MT7925_BEACON_RATES_TBL + 2 * (mvif->idx % 20); + mt7925_mac_set_fixed_rate_table(dev, idx, rate); + return idx; + } + + idx = FIELD_GET(MT_TX_RATE_IDX, rate); + for (i = 0; i < ARRAY_SIZE(mt76_rates); i++) + if ((mt76_rates[i].hw_value & GENMASK(7, 0)) == idx) + return MT792x_BASIC_RATES_TBL + i; + + return mvif->basic_rates_idx; +} + +static void mt7925_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *info, + u64 changed) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt792x_phy *phy = mt792x_hw_phy(hw); + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + mt792x_mutex_acquire(dev); + + if (changed & BSS_CHANGED_ERP_SLOT) { + int slottime = info->use_short_slot ? 9 : 20; + + if (slottime != phy->slottime) { + phy->slottime = slottime; + mt792x_mac_set_timeing(phy); + } + } + + if (changed & BSS_CHANGED_MCAST_RATE) + mvif->mcast_rates_idx = + mt7925_get_rates_table(hw, vif, false, true); + + if (changed & BSS_CHANGED_BASIC_RATES) + mvif->basic_rates_idx = + mt7925_get_rates_table(hw, vif, false, false); + + if (changed & (BSS_CHANGED_BEACON | + BSS_CHANGED_BEACON_ENABLED)) { + mvif->beacon_rates_idx = + mt7925_get_rates_table(hw, vif, true, false); + + mt7925_mcu_uni_add_beacon_offload(dev, hw, vif, + info->enable_beacon); + } + + /* ensure that enable txcmd_mode after bss_info */ + if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED)) + mt7925_mcu_set_tx(dev, vif); + + if (changed & BSS_CHANGED_PS) + mt7925_mcu_uni_bss_ps(dev, vif); + + if (changed & BSS_CHANGED_ASSOC) { + mt7925_mcu_sta_update(dev, NULL, vif, true, + MT76_STA_INFO_STATE_ASSOC); + mt7925_mcu_set_beacon_filter(dev, vif, vif->cfg.assoc); + } + + if (changed & BSS_CHANGED_ARP_FILTER) { + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + + mt7925_mcu_update_arp_filter(&dev->mt76, &mvif->mt76, info); + } + + mt792x_mutex_release(dev); +} + +int mt7925_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + int ret, idx; + + idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT792x_WTBL_STA - 1); + if (idx < 0) + return -ENOSPC; + + INIT_LIST_HEAD(&msta->wcid.poll_list); + msta->vif = mvif; + msta->wcid.sta = 1; + msta->wcid.idx = idx; + msta->wcid.phy_idx = mvif->mt76.band_idx; + msta->wcid.tx_info |= MT_WCID_TX_INFO_SET; + msta->last_txs = jiffies; + + ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm); + if (ret) + return ret; + + if (vif->type == NL80211_IFTYPE_STATION) + mvif->wep_sta = msta; + + mt7925_mac_wtbl_update(dev, idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + + /* should update bss info before STA add */ + if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) + mt7925_mcu_add_bss_info(&dev->phy, mvif->ctx, vif, sta, + false); + + ret = mt7925_mcu_sta_update(dev, sta, vif, true, + MT76_STA_INFO_STATE_NONE); + if (ret) + return ret; + + mt76_connac_power_save_sched(&dev->mphy, &dev->pm); + + return 0; +} +EXPORT_SYMBOL_GPL(mt7925_mac_sta_add); + +void mt7925_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + + mt792x_mutex_acquire(dev); + + if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) + mt7925_mcu_add_bss_info(&dev->phy, mvif->ctx, vif, sta, + true); + + ewma_avg_signal_init(&msta->avg_ack_signal); + + mt7925_mac_wtbl_update(dev, msta->wcid.idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + memset(msta->airtime_ac, 0, sizeof(msta->airtime_ac)); + + mt7925_mcu_sta_update(dev, sta, vif, true, MT76_STA_INFO_STATE_ASSOC); + + mt792x_mutex_release(dev); +} +EXPORT_SYMBOL_GPL(mt7925_mac_sta_assoc); + +void mt7925_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + + mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); + mt76_connac_pm_wake(&dev->mphy, &dev->pm); + + mt7925_mcu_sta_update(dev, sta, vif, false, MT76_STA_INFO_STATE_NONE); + mt7925_mac_wtbl_update(dev, msta->wcid.idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + + if (vif->type == NL80211_IFTYPE_STATION) { + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + + mvif->wep_sta = NULL; + ewma_rssi_init(&mvif->rssi); + if (!sta->tdls) + mt7925_mcu_add_bss_info(&dev->phy, mvif->ctx, vif, sta, + false); + } + + spin_lock_bh(&mdev->sta_poll_lock); + if (!list_empty(&msta->wcid.poll_list)) + list_del_init(&msta->wcid.poll_list); + spin_unlock_bh(&mdev->sta_poll_lock); + + mt76_connac_power_save_sched(&dev->mphy, &dev->pm); +} +EXPORT_SYMBOL_GPL(mt7925_mac_sta_remove); + +static int mt7925_set_rts_threshold(struct ieee80211_hw *hw, u32 val) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + mt792x_mutex_acquire(dev); + mt7925_mcu_set_rts_thresh(&dev->phy, val); + mt792x_mutex_release(dev); + + return 0; +} + +static int +mt7925_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_ampdu_params *params) +{ + enum ieee80211_ampdu_mlme_action action = params->action; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct ieee80211_sta *sta = params->sta; + struct ieee80211_txq *txq = sta->txq[params->tid]; + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + u16 tid = params->tid; + u16 ssn = params->ssn; + struct mt76_txq *mtxq; + int ret = 0; + + if (!txq) + return -EINVAL; + + mtxq = (struct mt76_txq *)txq->drv_priv; + + mt792x_mutex_acquire(dev); + switch (action) { + case IEEE80211_AMPDU_RX_START: + mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn, + params->buf_size); + mt7925_mcu_uni_rx_ba(dev, params, true); + break; + case IEEE80211_AMPDU_RX_STOP: + mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid); + mt7925_mcu_uni_rx_ba(dev, params, false); + break; + case IEEE80211_AMPDU_TX_OPERATIONAL: + mtxq->aggr = true; + mtxq->send_bar = false; + mt7925_mcu_uni_tx_ba(dev, params, true); + break; + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: + mtxq->aggr = false; + clear_bit(tid, &msta->wcid.ampdu_state); + mt7925_mcu_uni_tx_ba(dev, params, false); + break; + case IEEE80211_AMPDU_TX_START: + set_bit(tid, &msta->wcid.ampdu_state); + ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; + break; + case IEEE80211_AMPDU_TX_STOP_CONT: + mtxq->aggr = false; + clear_bit(tid, &msta->wcid.ampdu_state); + mt7925_mcu_uni_tx_ba(dev, params, false); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + } + mt792x_mutex_release(dev); + + return ret; +} + +static bool is_valid_alpha2(const char *alpha2) +{ + if (!alpha2) + return false; + + if (alpha2[0] == '0' && alpha2[1] == '0') + return true; + + if (isalpha(alpha2[0]) && isalpha(alpha2[1])) + return true; + + return false; +} + +void mt7925_scan_work(struct work_struct *work) +{ + struct mt792x_phy *phy; + + phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy, + scan_work.work); + + while (true) { + struct mt76_dev *mdev = &phy->dev->mt76; + struct sk_buff *skb; + struct tlv *tlv; + int tlv_len; + + spin_lock_bh(&phy->dev->mt76.lock); + skb = __skb_dequeue(&phy->scan_event_list); + spin_unlock_bh(&phy->dev->mt76.lock); + + if (!skb) + break; + + skb_pull(skb, sizeof(struct mt7925_mcu_rxd) + 4); + tlv = (struct tlv *)skb->data; + tlv_len = skb->len; + + while (tlv_len > 0 && le16_to_cpu(tlv->len) <= tlv_len) { + struct mt7925_mcu_scan_chinfo_event *evt; + + switch (le16_to_cpu(tlv->tag)) { + case UNI_EVENT_SCAN_DONE_BASIC: + if (test_and_clear_bit(MT76_HW_SCANNING, &phy->mt76->state)) { + struct cfg80211_scan_info info = { + .aborted = false, + }; + ieee80211_scan_completed(phy->mt76->hw, &info); + } + break; + case UNI_EVENT_SCAN_DONE_CHNLINFO: + evt = (struct mt7925_mcu_scan_chinfo_event *)tlv->data; + + if (!is_valid_alpha2(evt->alpha2)) + break; + + if (mdev->alpha2[0] != '0' && mdev->alpha2[1] != '0') + break; + + mt7925_mcu_set_clc(phy->dev, evt->alpha2, ENVIRON_INDOOR); + + break; + case UNI_EVENT_SCAN_DONE_NLO: + ieee80211_sched_scan_results(phy->mt76->hw); + break; + default: + break; + } + + tlv_len -= le16_to_cpu(tlv->len); + tlv = (struct tlv *)((char *)(tlv) + le16_to_cpu(tlv->len)); + } + + dev_kfree_skb(skb); + } +} + +static int +mt7925_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_scan_request *req) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + int err; + + mt792x_mutex_acquire(dev); + err = mt7925_mcu_hw_scan(mphy, vif, req); + mt792x_mutex_release(dev); + + return err; +} + +static void +mt7925_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + + mt792x_mutex_acquire(dev); + mt7925_mcu_cancel_hw_scan(mphy, vif); + mt792x_mutex_release(dev); +} + +static int +mt7925_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_scan_ies *ies) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + int err; + + mt792x_mutex_acquire(dev); + + err = mt7925_mcu_sched_scan_req(mphy, vif, req); + if (err < 0) + goto out; + + err = mt7925_mcu_sched_scan_enable(mphy, vif, true); +out: + mt792x_mutex_release(dev); + + return err; +} + +static int +mt7925_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + int err; + + mt792x_mutex_acquire(dev); + err = mt7925_mcu_sched_scan_enable(mphy, vif, false); + mt792x_mutex_release(dev); + + return err; +} + +static int +mt7925_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + int max_nss = hweight8(hw->wiphy->available_antennas_tx); + + if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss) + return -EINVAL; + + if ((BIT(hweight8(tx_ant)) - 1) != tx_ant) + tx_ant = BIT(ffs(tx_ant) - 1) - 1; + + mt792x_mutex_acquire(dev); + + phy->mt76->antenna_mask = tx_ant; + phy->mt76->chainmask = tx_ant; + + mt76_set_stream_caps(phy->mt76, true); + mt7925_set_stream_he_eht_caps(phy); + + /* TODO: update bmc_wtbl spe_idx when antenna changes */ + mt792x_mutex_release(dev); + + return 0; +} + +#ifdef CONFIG_PM +static int mt7925_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + cancel_delayed_work_sync(&phy->scan_work); + cancel_delayed_work_sync(&phy->mt76->mac_work); + + cancel_delayed_work_sync(&dev->pm.ps_work); + mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); + + mt792x_mutex_acquire(dev); + + clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_mcu_set_suspend_iter, + &dev->mphy); + + mt792x_mutex_release(dev); + + return 0; +} + +static int mt7925_resume(struct ieee80211_hw *hw) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + mt792x_mutex_acquire(dev); + + set_bit(MT76_STATE_RUNNING, &phy->mt76->state); + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_mcu_set_suspend_iter, + &dev->mphy); + + ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, + MT792x_WATCHDOG_TIME); + + mt792x_mutex_release(dev); + + return 0; +} + +static void mt7925_set_rekey_data(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_gtk_rekey_data *data) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + mt792x_mutex_acquire(dev); + mt76_connac_mcu_update_gtk_rekey(hw, vif, data); + mt792x_mutex_release(dev); +} +#endif /* CONFIG_PM */ + +static void mt7925_sta_set_decap_offload(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + bool enabled) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + mt792x_mutex_acquire(dev); + + if (enabled) + set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); + else + clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); + + mt7925_mcu_wtbl_update_hdr_trans(dev, vif, sta); + + mt792x_mutex_release(dev); +} + +#if IS_ENABLED(CONFIG_IPV6) +static void mt7925_ipv6_addr_change(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct inet6_dev *idev) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mvif->phy->dev; + struct inet6_ifaddr *ifa; + struct sk_buff *skb; + u8 idx = 0; + + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt7925_arpns_tlv arpns; + struct in6_addr ns_addrs[IEEE80211_BSS_ARP_ADDR_LIST_LEN]; + } req_hdr = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .arpns = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND), + .len = cpu_to_le16(sizeof(req_hdr) - 4), + .enable = true, + }, + }; + + read_lock_bh(&idev->lock); + list_for_each_entry(ifa, &idev->addr_list, if_list) { + if (ifa->flags & IFA_F_TENTATIVE) + continue; + req_hdr.ns_addrs[idx] = ifa->addr; + if (++idx >= IEEE80211_BSS_ARP_ADDR_LIST_LEN) + break; + } + read_unlock_bh(&idev->lock); + + if (!idx) + return; + + req_hdr.arpns.ips_num = idx; + + skb = __mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req_hdr), + 0, GFP_ATOMIC); + if (!skb) + return; + + skb_put_data(skb, &req_hdr, sizeof(req_hdr)); + + skb_queue_tail(&dev->ipv6_ns_list, skb); + + ieee80211_queue_work(dev->mt76.hw, &dev->ipv6_ns_work); +} +#endif + +int mt7925_set_tx_sar_pwr(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar) +{ + struct mt76_phy *mphy = hw->priv; + + if (sar) { + int err = mt76_init_sar_power(hw, sar); + + if (err) + return err; + } + mt792x_init_acpi_sar_power(mt792x_hw_phy(hw), !sar); + + return mt7925_mcu_set_rate_txpower(mphy); +} + +static int mt7925_set_sar_specs(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + int err; + + mt792x_mutex_acquire(dev); + err = mt7925_mcu_set_clc(dev, dev->mt76.alpha2, + dev->country_ie_env); + if (err < 0) + goto out; + + err = mt7925_set_tx_sar_pwr(hw, sar); +out: + mt792x_mutex_release(dev); + + return err; +} + +static void +mt7925_channel_switch_beacon(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_chan_def *chandef) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + mt792x_mutex_acquire(dev); + mt7925_mcu_uni_add_beacon_offload(dev, hw, vif, true); + mt792x_mutex_release(dev); +} + +static int +mt7925_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + int err; + + mt792x_mutex_acquire(dev); + + err = mt7925_mcu_add_bss_info(&dev->phy, mvif->ctx, vif, NULL, + true); + if (err) + goto out; + + err = mt7925_mcu_set_bss_pm(dev, vif, true); + if (err) + goto out; + + err = mt7925_mcu_sta_update(dev, NULL, vif, true, + MT76_STA_INFO_STATE_NONE); +out: + mt792x_mutex_release(dev); + + return err; +} + +static void +mt7925_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + int err; + + mt792x_mutex_acquire(dev); + + err = mt7925_mcu_set_bss_pm(dev, vif, false); + if (err) + goto out; + + mt7925_mcu_add_bss_info(&dev->phy, mvif->ctx, vif, NULL, + false); + +out: + mt792x_mutex_release(dev); +} + +static int +mt7925_add_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ + return 0; +} + +static void +mt7925_remove_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ +} + +static void mt7925_ctx_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct ieee80211_chanctx_conf *ctx = priv; + + if (ctx != mvif->ctx) + return; + + if (vif->type == NL80211_IFTYPE_MONITOR) { + mt7925_mcu_set_sniffer(mvif->phy->dev, vif, true); + mt7925_mcu_config_sniffer(mvif, ctx); + } else { + mt7925_mcu_set_chctx(mvif->phy->mt76, &mvif->mt76, ctx); + } +} + +static void +mt7925_change_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx, + u32 changed) +{ + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + mt792x_mutex_acquire(phy->dev); + ieee80211_iterate_active_interfaces(phy->mt76->hw, + IEEE80211_IFACE_ITER_ACTIVE, + mt7925_ctx_iter, ctx); + mt792x_mutex_release(phy->dev); +} + +static void mt7925_mgd_prepare_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_prep_tx_info *info) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + u16 duration = info->duration ? info->duration : + jiffies_to_msecs(HZ); + + mt792x_mutex_acquire(dev); + mt7925_set_roc(mvif->phy, mvif, mvif->ctx->def.chan, duration, + MT7925_ROC_REQ_JOIN); + mt792x_mutex_release(dev); +} + +static void mt7925_mgd_complete_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_prep_tx_info *info) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + + mt7925_abort_roc(mvif->phy, mvif); +} + +const struct ieee80211_ops mt7925_ops = { + .tx = mt792x_tx, + .start = mt7925_start, + .stop = mt7925_stop, + .add_interface = mt7925_add_interface, + .remove_interface = mt792x_remove_interface, + .config = mt7925_config, + .conf_tx = mt792x_conf_tx, + .configure_filter = mt7925_configure_filter, + .bss_info_changed = mt7925_bss_info_changed, + .start_ap = mt7925_start_ap, + .stop_ap = mt7925_stop_ap, + .sta_state = mt76_sta_state, + .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, + .set_key = mt7925_set_key, + .sta_set_decap_offload = mt7925_sta_set_decap_offload, +#if IS_ENABLED(CONFIG_IPV6) + .ipv6_addr_change = mt7925_ipv6_addr_change, +#endif /* CONFIG_IPV6 */ + .ampdu_action = mt7925_ampdu_action, + .set_rts_threshold = mt7925_set_rts_threshold, + .wake_tx_queue = mt76_wake_tx_queue, + .release_buffered_frames = mt76_release_buffered_frames, + .channel_switch_beacon = mt7925_channel_switch_beacon, + .get_txpower = mt76_get_txpower, + .get_stats = mt792x_get_stats, + .get_et_sset_count = mt792x_get_et_sset_count, + .get_et_strings = mt792x_get_et_strings, + .get_et_stats = mt792x_get_et_stats, + .get_tsf = mt792x_get_tsf, + .set_tsf = mt792x_set_tsf, + .get_survey = mt76_get_survey, + .get_antenna = mt76_get_antenna, + .set_antenna = mt7925_set_antenna, + .set_coverage_class = mt792x_set_coverage_class, + .hw_scan = mt7925_hw_scan, + .cancel_hw_scan = mt7925_cancel_hw_scan, + .sta_statistics = mt792x_sta_statistics, + .sched_scan_start = mt7925_start_sched_scan, + .sched_scan_stop = mt7925_stop_sched_scan, +#ifdef CONFIG_PM + .suspend = mt7925_suspend, + .resume = mt7925_resume, + .set_wakeup = mt792x_set_wakeup, + .set_rekey_data = mt7925_set_rekey_data, +#endif /* CONFIG_PM */ + .flush = mt792x_flush, + .set_sar_specs = mt7925_set_sar_specs, + .remain_on_channel = mt7925_remain_on_channel, + .cancel_remain_on_channel = mt7925_cancel_remain_on_channel, + .add_chanctx = mt7925_add_chanctx, + .remove_chanctx = mt7925_remove_chanctx, + .change_chanctx = mt7925_change_chanctx, + .assign_vif_chanctx = mt792x_assign_vif_chanctx, + .unassign_vif_chanctx = mt792x_unassign_vif_chanctx, + .mgd_prepare_tx = mt7925_mgd_prepare_tx, + .mgd_complete_tx = mt7925_mgd_complete_tx, +}; +EXPORT_SYMBOL_GPL(mt7925_ops); + +MODULE_AUTHOR("Deren Wu "); +MODULE_LICENSE("Dual BSD/GPL");