From patchwork Mon Sep 18 09:30:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Deren Wu X-Patchwork-Id: 724393 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 55337CD3423 for ; Mon, 18 Sep 2023 09:32:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240935AbjIRJcT (ORCPT ); Mon, 18 Sep 2023 05:32:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240339AbjIRJbm (ORCPT ); Mon, 18 Sep 2023 05:31:42 -0400 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8164710F for ; Mon, 18 Sep 2023 02:31:29 -0700 (PDT) X-UUID: 21cde2a0560611eea33bb35ae8d461a2-20230918 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=wqipFQ454P42AkY5uMW8GD8+SOXNh1IG16Zu+YHCvQ0=; b=CiI34+xNW8D6m69Of0azlg8lTtnClBYpDYgSLeKOT97kU8EW7ivG/SylhKTQp8GSd5mpQO3/JT9LOvNp93F7fZ0xWUqJJG/1k3ddUMfOmoD46xqiQodyx+zKnDLiUAWzbMk42fYqiGEMVCiUNcaLC8wM1ih+L5lLmXKGfNCx178=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.31, REQID:cb14de78-ca07-44b0-8c58-5884e1a7f29b, IP:0, U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:0ad78a4, CLOUDID:2fe927c3-1e57-4345-9d31-31ad9818b39f, B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:1,OSI:0,OSA:0,AV:0,LES:1,SPR:NO, DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 2,OSH|NGT X-CID-BAS: 2,OSH|NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 21cde2a0560611eea33bb35ae8d461a2-20230918 Received: from mtkmbs13n2.mediatek.inc [(172.21.101.108)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1733907220; Mon, 18 Sep 2023 17:31:23 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Mon, 18 Sep 2023 17:31:22 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Mon, 18 Sep 2023 17:31:22 +0800 From: Deren Wu To: Felix Fietkau , Lorenzo Bianconi CC: Sean Wang , Ryder Lee , Shayne Chen , linux-wireless , linux-mediatek , Deren Wu Subject: [PATCH v3 05/17] wifi: mt76: mt7925: add mcu.c Date: Mon, 18 Sep 2023 17:30:58 +0800 Message-ID: <83c95929b62a59c2c636982d5578e140cef218c8.1695024367.git.deren.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: References: MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.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/mcu.c | 3174 +++++++++++++++++ 1 file changed, 3174 insertions(+) create mode 100644 drivers/net/wireless/mediatek/mt76/mt7925/mcu.c diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c new file mode 100644 index 000000000000..9c0e397537ac --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c @@ -0,0 +1,3174 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2023 MediaTek Inc. */ + +#include +#include +#include "mt7925.h" +#include "mcu.h" +#include "mac.h" + +#define MT_STA_BFER BIT(0) +#define MT_STA_BFEE BIT(1) + +static bool mt7925_disable_clc; +module_param_named(disable_clc, mt7925_disable_clc, bool, 0644); +MODULE_PARM_DESC(disable_clc, "disable CLC support"); + +int mt7925_mcu_parse_response(struct mt76_dev *mdev, int cmd, + struct sk_buff *skb, int seq) +{ + int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); + struct mt7925_mcu_rxd *rxd; + int ret = 0; + + if (!skb) { + dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", cmd, seq); + mt792x_reset(mdev); + + return -ETIMEDOUT; + } + + rxd = (struct mt7925_mcu_rxd *)skb->data; + if (seq != rxd->seq) + return -EAGAIN; + + if (cmd == MCU_CMD(PATCH_SEM_CONTROL) || + cmd == MCU_CMD(PATCH_FINISH_REQ)) { + skb_pull(skb, sizeof(*rxd) - 4); + ret = *skb->data; + } else if (cmd == MCU_UNI_CMD(DEV_INFO_UPDATE) || + cmd == MCU_UNI_CMD(BSS_INFO_UPDATE) || + cmd == MCU_UNI_CMD(STA_REC_UPDATE) || + cmd == MCU_UNI_CMD(HIF_CTRL) || + cmd == MCU_UNI_CMD(OFFLOAD) || + cmd == MCU_UNI_CMD(SUSPEND)) { + struct mt7925_mcu_uni_event *event; + + skb_pull(skb, sizeof(*rxd)); + event = (struct mt7925_mcu_uni_event *)skb->data; + ret = le32_to_cpu(event->status); + /* skip invalid event */ + if (mcu_cmd != event->cid) + ret = -EAGAIN; + } else { + skb_pull(skb, sizeof(*rxd)); + } + + return ret; +} +EXPORT_SYMBOL_GPL(mt7925_mcu_parse_response); + +int mt7925_mcu_regval(struct mt792x_dev *dev, u32 regidx, u32 *val, bool set) +{ +#define MT_RF_REG_HDR GENMASK(31, 24) +#define MT_RF_REG_ANT GENMASK(23, 16) +#define RF_REG_PREFIX 0x99 + struct { + u8 __rsv[4]; + union { + struct uni_cmd_access_reg_basic { + __le16 tag; + __le16 len; + __le32 idx; + __le32 data; + } __packed reg; + struct uni_cmd_access_rf_reg_basic { + __le16 tag; + __le16 len; + __le16 ant; + u8 __rsv[2]; + __le32 idx; + __le32 data; + } __packed rf_reg; + }; + } __packed * res, req; + struct sk_buff *skb; + int ret; + + if (u32_get_bits(regidx, MT_RF_REG_HDR) == RF_REG_PREFIX) { + req.rf_reg.tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC); + req.rf_reg.len = cpu_to_le16(sizeof(req.rf_reg)); + req.rf_reg.ant = cpu_to_le16(u32_get_bits(regidx, MT_RF_REG_ANT)); + req.rf_reg.idx = cpu_to_le32(regidx); + req.rf_reg.data = set ? cpu_to_le32(*val) : 0; + } else { + req.reg.tag = cpu_to_le16(UNI_CMD_ACCESS_REG_BASIC); + req.reg.len = cpu_to_le16(sizeof(req.reg)); + req.reg.idx = cpu_to_le32(regidx); + req.reg.data = set ? cpu_to_le32(*val) : 0; + } + + if (set) + return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS), + &req, sizeof(req), true); + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, + MCU_WM_UNI_CMD_QUERY(REG_ACCESS), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + res = (void *)skb->data; + if (u32_get_bits(regidx, MT_RF_REG_HDR) == RF_REG_PREFIX) + *val = le32_to_cpu(res->rf_reg.data); + else + *val = le32_to_cpu(res->reg.data); + + dev_kfree_skb(skb); + + return 0; +} +EXPORT_SYMBOL_GPL(mt7925_mcu_regval); + +int mt7925_mcu_update_arp_filter(struct mt76_dev *dev, + struct mt76_vif *vif, + struct ieee80211_bss_conf *info) +{ + struct ieee80211_vif *mvif = container_of(info, struct ieee80211_vif, + bss_conf); + struct sk_buff *skb; + int i, len = min_t(int, mvif->cfg.arp_addr_cnt, + IEEE80211_BSS_ARP_ADDR_LIST_LEN); + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt7925_arpns_tlv arp; + } req = { + .hdr = { + .bss_idx = vif->idx, + }, + .arp = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP), + .len = cpu_to_le16(sizeof(req) - 4 + len * 2 * sizeof(__be32)), + .ips_num = len, + .enable = true, + }, + }; + + skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(req) + len * 2 * sizeof(__be32)); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &req, sizeof(req)); + for (i = 0; i < len; i++) { + skb_put_data(skb, &mvif->cfg.arp_addr_list[i], sizeof(__be32)); + skb_put_zero(skb, sizeof(__be32)); + } + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(OFFLOAD), true); +} + +#ifdef CONFIG_PM +static int +mt7925_connac_mcu_set_wow_ctrl(struct mt76_phy *phy, struct ieee80211_vif *vif, + bool suspend, struct cfg80211_wowlan *wowlan) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_dev *dev = phy->dev; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_wow_ctrl_tlv wow_ctrl_tlv; + struct mt76_connac_wow_gpio_param_tlv gpio_tlv; + } req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .wow_ctrl_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_WOW_CTRL), + .len = cpu_to_le16(sizeof(struct mt76_connac_wow_ctrl_tlv)), + .cmd = suspend ? 1 : 2, + }, + .gpio_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_WOW_GPIO_PARAM), + .len = cpu_to_le16(sizeof(struct mt76_connac_wow_gpio_param_tlv)), + .gpio_pin = 0xff, /* follow fw about GPIO pin */ + }, + }; + + if (wowlan->magic_pkt) + req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_MAGIC; + if (wowlan->disconnect) + req.wow_ctrl_tlv.trigger |= (UNI_WOW_DETECT_TYPE_DISCONNECT | + UNI_WOW_DETECT_TYPE_BCN_LOST); + if (wowlan->nd_config) { + mt7925_mcu_sched_scan_req(phy, vif, wowlan->nd_config); + req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_SCH_SCAN_HIT; + mt7925_mcu_sched_scan_enable(phy, vif, suspend); + } + if (wowlan->n_patterns) + req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_BITMAP; + + if (mt76_is_mmio(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_PCIE; + else if (mt76_is_usb(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_USB; + else if (mt76_is_sdio(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_GPIO; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD(SUSPEND), &req, + sizeof(req), true); +} + +static int +mt7925_mcu_set_wow_pattern(struct mt76_dev *dev, + struct ieee80211_vif *vif, + u8 index, bool enable, + struct cfg80211_pkt_pattern *pattern) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt7925_wow_pattern_tlv *tlv; + struct sk_buff *skb; + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr = { + .bss_idx = mvif->idx, + }; + + skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(hdr) + sizeof(*tlv)); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &hdr, sizeof(hdr)); + tlv = (struct mt7925_wow_pattern_tlv *)skb_put(skb, sizeof(*tlv)); + tlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN); + tlv->len = cpu_to_le16(sizeof(*tlv)); + tlv->bss_idx = 0xF; + tlv->data_len = pattern->pattern_len; + tlv->enable = enable; + tlv->index = index; + tlv->offset = 0; + + memcpy(tlv->pattern, pattern->pattern, pattern->pattern_len); + memcpy(tlv->mask, pattern->mask, DIV_ROUND_UP(pattern->pattern_len, 8)); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(SUSPEND), true); +} + +void mt7925_mcu_set_suspend_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt76_phy *phy = priv; + bool suspend = !test_bit(MT76_STATE_RUNNING, &phy->state); + struct ieee80211_hw *hw = phy->hw; + struct cfg80211_wowlan *wowlan = hw->wiphy->wowlan_config; + int i; + + mt76_connac_mcu_set_gtk_rekey(phy->dev, vif, suspend); + + mt76_connac_mcu_set_suspend_mode(phy->dev, vif, suspend, 1, true); + + for (i = 0; i < wowlan->n_patterns; i++) + mt7925_mcu_set_wow_pattern(phy->dev, vif, i, suspend, + &wowlan->patterns[i]); + mt7925_connac_mcu_set_wow_ctrl(phy, vif, suspend, wowlan); +} + +#endif /* CONFIG_PM */ + +static void +mt7925_mcu_connection_loss_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt7925_uni_beacon_loss_event *event = priv; + + if (mvif->idx != event->hdr.bss_idx) + return; + + if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER) || + vif->type != NL80211_IFTYPE_STATION) + return; + + ieee80211_connection_loss(vif); +} + +static void +mt7925_mcu_connection_loss_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct mt7925_uni_beacon_loss_event *event; + struct mt76_phy *mphy = &dev->mt76.phy; + + skb_pull(skb, sizeof(struct mt7925_mcu_rxd)); + event = (struct mt7925_uni_beacon_loss_event *)skb->data; + + ieee80211_iterate_active_interfaces_atomic(mphy->hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_mcu_connection_loss_iter, event); +} + +static void +mt7925_mcu_roc_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt7925_roc_grant_tlv *grant = priv; + + if (mvif->idx != grant->bss_idx) + return; + + mvif->band_idx = grant->dbdcband; +} + +static void +mt7925_mcu_uni_roc_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct ieee80211_hw *hw = dev->mt76.hw; + struct mt7925_roc_grant_tlv *grant; + struct mt7925_mcu_rxd *rxd; + int duration; + + rxd = (struct mt7925_mcu_rxd *)skb->data; + grant = (struct mt7925_roc_grant_tlv *)(rxd->tlv + 4); + + /* should never happen */ + WARN_ON_ONCE((le16_to_cpu(grant->tag) != UNI_EVENT_ROC_GRANT)); + + if (grant->reqtype == MT7925_ROC_REQ_ROC) + ieee80211_ready_on_channel(hw); + else if (grant->reqtype == MT7925_ROC_REQ_JOIN) + ieee80211_iterate_active_interfaces_atomic(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_mcu_roc_iter, grant); + dev->phy.roc_grant = true; + wake_up(&dev->phy.roc_wait); + duration = le32_to_cpu(grant->max_interval); + mod_timer(&dev->phy.roc_timer, + jiffies + msecs_to_jiffies(duration)); +} + +static void +mt7925_mcu_scan_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct mt792x_phy *phy = (struct mt792x_phy *)mphy->priv; + + spin_lock_bh(&dev->mt76.lock); + __skb_queue_tail(&phy->scan_event_list, skb); + spin_unlock_bh(&dev->mt76.lock); + + ieee80211_queue_delayed_work(mphy->hw, &phy->scan_work, + MT792x_HW_SCAN_TIMEOUT); +} + +static void +mt7925_mcu_tx_done_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ +#define UNI_EVENT_TX_DONE_MSG 0 +#define UNI_EVENT_TX_DONE_RAW 1 + struct mt7925_mcu_txs_event { + u8 ver; + u8 rsv[3]; + u8 data[0]; + } __packed * txs; + struct tlv *tlv; + u32 tlv_len; + + 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) { + switch (le16_to_cpu(tlv->tag)) { + case UNI_EVENT_TX_DONE_RAW: + txs = (struct mt7925_mcu_txs_event *)tlv->data; + mt7925_mac_add_txs(dev, txs->data); + break; + default: + break; + } + tlv_len -= le16_to_cpu(tlv->len); + tlv = (struct tlv *)((char *)(tlv) + le16_to_cpu(tlv->len)); + } +} + +static void +mt7925_mcu_uni_debug_msg_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct mt7925_uni_debug_msg { + __le16 tag; + __le16 len; + u8 fmt; + u8 rsv[3]; + u8 id; + u8 type:3; + u8 nr_args:5; + union { + struct idxlog { + __le16 rsv; + __le32 ts; + __le32 idx; + u8 data[]; + } __packed idx; + struct txtlog { + u8 len; + u8 rsv; + __le32 ts; + u8 data[]; + } __packed txt; + }; + } __packed * hdr; + + skb_pull(skb, sizeof(struct mt7925_mcu_rxd) + 4); + hdr = (struct mt7925_uni_debug_msg *)skb->data; + + if (hdr->id == 0x28) { + skb_pull(skb, offsetof(struct mt7925_uni_debug_msg, id)); + wiphy_info(mt76_hw(dev)->wiphy, "%.*s", skb->len, skb->data); + return; + } else if (hdr->id != 0xa8) { + return; + } + + if (hdr->type == 0) { /* idx log */ + int i, ret, len = PAGE_SIZE - 1, nr_val; + struct page *page = dev_alloc_pages(get_order(len)); + __le32 *val; + char *buf, *cur; + + if (!page) + return; + + buf = page_address(page); + cur = buf; + + nr_val = (le16_to_cpu(hdr->len) - sizeof(*hdr)) / 4; + val = (__le32 *)hdr->idx.data; + for (i = 0; i < nr_val && len > 0; i++) { + ret = snprintf(cur, len, "0x%x,", le32_to_cpu(val[i])); + if (ret <= 0) + break; + + cur += ret; + len -= ret; + } + if (cur > buf) + wiphy_info(mt76_hw(dev)->wiphy, "idx: 0x%X,%d,%s", + le32_to_cpu(hdr->idx.idx), nr_val, buf); + put_page(page); + } else if (hdr->type == 2) { /* str log */ + wiphy_info(mt76_hw(dev)->wiphy, "%.*s", hdr->txt.len, hdr->txt.data); + } +} + +static void +mt7925_mcu_uni_rx_unsolicited_event(struct mt792x_dev *dev, + struct sk_buff *skb) +{ + struct mt7925_mcu_rxd *rxd; + + rxd = (struct mt7925_mcu_rxd *)skb->data; + + switch (rxd->eid) { + case MCU_UNI_EVENT_FW_LOG_2_HOST: + mt7925_mcu_uni_debug_msg_event(dev, skb); + break; + case MCU_UNI_EVENT_ROC: + mt7925_mcu_uni_roc_event(dev, skb); + break; + case MCU_UNI_EVENT_SCAN_DONE: + mt7925_mcu_scan_event(dev, skb); + return; + case MCU_UNI_EVENT_TX_DONE: + mt7925_mcu_tx_done_event(dev, skb); + break; + case MCU_UNI_EVENT_BSS_BEACON_LOSS: + mt7925_mcu_connection_loss_event(dev, skb); + break; + case MCU_UNI_EVENT_COREDUMP: + dev->fw_assert = true; + mt76_connac_mcu_coredump_event(&dev->mt76, skb, &dev->coredump); + return; + default: + break; + } + dev_kfree_skb(skb); +} + +void mt7925_mcu_rx_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct mt7925_mcu_rxd *rxd = (struct mt7925_mcu_rxd *)skb->data; + + if (skb_linearize(skb)) + return; + + if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { + mt7925_mcu_uni_rx_unsolicited_event(dev, skb); + return; + } + + mt76_mcu_rx_event(&dev->mt76, skb); +} + +static int +mt7925_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif, + struct ieee80211_ampdu_params *params, + bool enable, bool tx) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; + struct sta_rec_ba_uni *ba; + struct sk_buff *skb; + struct tlv *tlv; + int len; + + len = sizeof(struct sta_req_hdr) + sizeof(*ba); + skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, + len); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); + + ba = (struct sta_rec_ba_uni *)tlv; + ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; + ba->winsize = cpu_to_le16(params->buf_size); + ba->ssn = cpu_to_le16(params->ssn); + ba->ba_en = enable << params->tid; + ba->amsdu = params->amsdu; + ba->tid = params->tid; + + return mt76_mcu_skb_send_msg(dev, skb, + MCU_UNI_CMD(STA_REC_UPDATE), true); +} + +/** starec & wtbl **/ +int mt7925_mcu_uni_tx_ba(struct mt792x_dev *dev, + struct ieee80211_ampdu_params *params, + bool enable) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)params->sta->drv_priv; + struct mt792x_vif *mvif = msta->vif; + + if (enable && !params->amsdu) + msta->wcid.amsdu = false; + + return mt7925_mcu_sta_ba(&dev->mt76, &mvif->mt76, params, + enable, true); +} + +int mt7925_mcu_uni_rx_ba(struct mt792x_dev *dev, + struct ieee80211_ampdu_params *params, + bool enable) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)params->sta->drv_priv; + struct mt792x_vif *mvif = msta->vif; + + return mt7925_mcu_sta_ba(&dev->mt76, &mvif->mt76, params, + enable, false); +} + +static int mt7925_load_clc(struct mt792x_dev *dev, const char *fw_name) +{ + const struct mt76_connac2_fw_trailer *hdr; + const struct mt76_connac2_fw_region *region; + const struct mt7925_clc *clc; + struct mt76_dev *mdev = &dev->mt76; + struct mt792x_phy *phy = &dev->phy; + const struct firmware *fw; + int ret, i, len, offset = 0; + u8 *clc_base = NULL; + + if (mt7925_disable_clc || + mt76_is_usb(&dev->mt76)) + return 0; + + ret = request_firmware(&fw, fw_name, mdev->dev); + if (ret) + return ret; + + if (!fw || !fw->data || fw->size < sizeof(*hdr)) { + dev_err(mdev->dev, "Invalid firmware\n"); + ret = -EINVAL; + goto out; + } + + hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); + for (i = 0; i < hdr->n_region; i++) { + region = (const void *)((const u8 *)hdr - + (hdr->n_region - i) * sizeof(*region)); + len = le32_to_cpu(region->len); + + /* check if we have valid buffer size */ + if (offset + len > fw->size) { + dev_err(mdev->dev, "Invalid firmware region\n"); + ret = -EINVAL; + goto out; + } + + if ((region->feature_set & FW_FEATURE_NON_DL) && + region->type == FW_TYPE_CLC) { + clc_base = (u8 *)(fw->data + offset); + break; + } + offset += len; + } + + if (!clc_base) + goto out; + + for (offset = 0; offset < len; offset += le32_to_cpu(clc->len)) { + clc = (const struct mt7925_clc *)(clc_base + offset); + + /* do not init buf again if chip reset triggered */ + if (phy->clc[clc->idx]) + continue; + + phy->clc[clc->idx] = devm_kmemdup(mdev->dev, clc, + le32_to_cpu(clc->len), + GFP_KERNEL); + + if (!phy->clc[clc->idx]) { + ret = -ENOMEM; + goto out; + } + } + + ret = mt7925_mcu_set_clc(dev, "00", ENVIRON_INDOOR); +out: + release_firmware(fw); + + return ret; +} + +int mt7925_mcu_fw_log_2_host(struct mt792x_dev *dev, u8 ctrl) +{ + struct { + u8 _rsv[4]; + + __le16 tag; + __le16 len; + u8 ctrl; + u8 interval; + u8 _rsv2[2]; + } __packed req = { + .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), + .len = cpu_to_le16(sizeof(req) - 4), + .ctrl = ctrl, + }; + int ret; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(WSYS_CONFIG), + &req, sizeof(req), false, NULL); + return ret; +} + +static void +mt7925_mcu_parse_phy_cap(struct mt792x_dev *dev, char *data) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct mt76_dev *mdev = mphy->dev; + struct mt7925_mcu_phy_cap { + u8 ht; + u8 vht; + u8 _5g; + u8 max_bw; + u8 nss; + u8 dbdc; + u8 tx_ldpc; + u8 rx_ldpc; + u8 tx_stbc; + u8 rx_stbc; + u8 hw_path; + u8 he; + u8 eht; + } __packed * cap; + enum { + WF0_24G, + WF0_5G + }; + + cap = (struct mt7925_mcu_phy_cap *)data; + + mdev->phy.antenna_mask = BIT(cap->nss) - 1; + mdev->phy.chainmask = mdev->phy.antenna_mask; + mdev->phy.cap.has_2ghz = cap->hw_path & BIT(WF0_24G); + mdev->phy.cap.has_5ghz = cap->hw_path & BIT(WF0_5G); + dev->has_eht = cap->eht; +} + +static int +mt7925_mcu_get_nic_capability(struct mt792x_dev *dev) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct { + u8 _rsv[4]; + + __le16 tag; + __le16 len; + } __packed req = { + .tag = cpu_to_le16(UNI_CHIP_CONFIG_NIC_CAPA), + .len = cpu_to_le16(sizeof(req) - 4), + }; + struct mt76_connac_cap_hdr { + __le16 n_element; + u8 rsv[2]; + } __packed * hdr; + struct sk_buff *skb; + int ret, i; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(CHIP_CONFIG), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + hdr = (struct mt76_connac_cap_hdr *)skb->data; + if (skb->len < sizeof(*hdr)) { + ret = -EINVAL; + goto out; + } + + skb_pull(skb, sizeof(*hdr)); + + for (i = 0; i < le16_to_cpu(hdr->n_element); i++) { + struct tlv *tlv = (struct tlv *)skb->data; + int len; + + if (skb->len < sizeof(*tlv)) + break; + + len = le16_to_cpu(tlv->len); + if (skb->len < len) + break; + + switch (le16_to_cpu(tlv->tag)) { + case MT_NIC_CAP_6G: + mphy->cap.has_6ghz = !!tlv->data[0]; + break; + case MT_NIC_CAP_MAC_ADDR: + memcpy(mphy->macaddr, (void *)tlv->data, ETH_ALEN); + break; + case MT_NIC_CAP_PHY: + mt7925_mcu_parse_phy_cap(dev, tlv->data); + break; + default: + break; + } + skb_pull(skb, len); + } +out: + dev_kfree_skb(skb); + return ret; +} + +int mt7925_mcu_chip_config(struct mt792x_dev *dev, const char *cmd) +{ + u16 len = strlen(cmd) + 1; + struct { + u8 _rsv[4]; + __le16 tag; + __le16 len; + struct mt76_connac_config config; + } __packed req = { + .tag = cpu_to_le16(UNI_CHIP_CONFIG_CHIP_CFG), + .len = cpu_to_le16(sizeof(req) - 4), + .config = { + .resp_type = 0, + .type = 0, + .data_size = cpu_to_le16(len), + }, + }; + + memcpy(req.config.data, cmd, len); + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(CHIP_CONFIG), + &req, sizeof(req), false); +} + +int mt7925_mcu_set_deep_sleep(struct mt792x_dev *dev, bool enable) +{ + char cmd[16]; + + snprintf(cmd, sizeof(cmd), "KeepFullPwr %d", !enable); + + return mt7925_mcu_chip_config(dev, cmd); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_set_deep_sleep); + +int mt7925_run_firmware(struct mt792x_dev *dev) +{ + int err; + + err = mt792x_load_firmware(dev); + if (err) + return err; + + err = mt7925_mcu_get_nic_capability(dev); + if (err) + return err; + + set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); + err = mt7925_load_clc(dev, mt792x_ram_name(dev)); + if (err) + return err; + + return mt7925_mcu_fw_log_2_host(dev, 1); +} +EXPORT_SYMBOL_GPL(mt7925_run_firmware); + +static void +mt7925_mcu_sta_hdr_trans_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct sta_rec_hdr_trans *hdr_trans; + struct mt76_wcid *wcid; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans)); + hdr_trans = (struct sta_rec_hdr_trans *)tlv; + hdr_trans->dis_rx_hdr_tran = true; + + if (vif->type == NL80211_IFTYPE_STATION) + hdr_trans->to_ds = true; + else + hdr_trans->from_ds = true; + + wcid = (struct mt76_wcid *)sta->drv_priv; + if (!wcid) + return; + + hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); + if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { + hdr_trans->to_ds = true; + hdr_trans->from_ds = true; + } +} + +int mt7925_mcu_wtbl_update_hdr_trans(struct mt792x_dev *dev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_sta *msta; + struct sk_buff *skb; + + msta = sta ? (struct mt792x_sta *)sta->drv_priv : &mvif->sta; + + skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, + &msta->wcid, + MT7925_STA_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + /* starec hdr trans */ + mt7925_mcu_sta_hdr_trans_tlv(skb, vif, sta); + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); +} + +int mt7925_mcu_set_tx(struct mt792x_dev *dev, struct ieee80211_vif *vif) +{ +#define MCU_EDCA_AC_PARAM 0 +#define WMM_AIFS_SET BIT(0) +#define WMM_CW_MIN_SET BIT(1) +#define WMM_CW_MAX_SET BIT(2) +#define WMM_TXOP_SET BIT(3) +#define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \ + WMM_CW_MAX_SET | WMM_TXOP_SET) + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct { + u8 bss_idx; + u8 __rsv[3]; + } __packed hdr = { + .bss_idx = mvif->mt76.idx, + }; + struct sk_buff *skb; + int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); + int ac; + + skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &hdr, sizeof(hdr)); + + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { + struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; + struct edca *e; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); + + e = (struct edca *)tlv; + e->set = WMM_PARAM_SET; + e->queue = ac + mvif->mt76.wmm_idx * MT76_CONNAC_MAX_WMM_SETS; + e->aifs = q->aifs; + e->txop = cpu_to_le16(q->txop); + + if (q->cw_min) + e->cw_min = fls(q->cw_min); + else + e->cw_min = 5; + + if (q->cw_max) + e->cw_max = fls(q->cw_max); + else + e->cw_max = 10; + } + + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_UNI_CMD(EDCA_UPDATE), true); +} + +static int +mt7925_mcu_sta_key_tlv(struct mt76_wcid *wcid, + struct mt76_connac_sta_key_conf *sta_key_conf, + struct sk_buff *skb, + struct ieee80211_key_conf *key, + enum set_key_cmd cmd) +{ + struct sta_rec_sec_uni *sec; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); + sec = (struct sta_rec_sec_uni *)tlv; + sec->add = cmd; + + if (cmd == SET_KEY) { + struct sec_key_uni *sec_key; + u8 cipher; + + cipher = mt76_connac_mcu_get_cipher(key->cipher); + if (cipher == MCU_CIPHER_NONE) + return -EOPNOTSUPP; + + sec_key = &sec->key[0]; + sec_key->cipher_len = sizeof(*sec_key); + + if (cipher == MCU_CIPHER_BIP_CMAC_128) { + sec_key->wlan_idx = cpu_to_le16(wcid->idx); + sec_key->cipher_id = MCU_CIPHER_AES_CCMP; + sec_key->key_id = sta_key_conf->keyidx; + sec_key->key_len = 16; + memcpy(sec_key->key, sta_key_conf->key, 16); + + sec_key = &sec->key[1]; + sec_key->wlan_idx = cpu_to_le16(wcid->idx); + sec_key->cipher_id = MCU_CIPHER_BIP_CMAC_128; + sec_key->cipher_len = sizeof(*sec_key); + sec_key->key_len = 16; + memcpy(sec_key->key, key->key, 16); + sec->n_cipher = 2; + } else { + sec_key->wlan_idx = cpu_to_le16(wcid->idx); + sec_key->cipher_id = cipher; + sec_key->key_id = key->keyidx; + sec_key->key_len = key->keylen; + memcpy(sec_key->key, key->key, key->keylen); + + if (cipher == MCU_CIPHER_TKIP) { + /* Rx/Tx MIC keys are swapped */ + memcpy(sec_key->key + 16, key->key + 24, 8); + memcpy(sec_key->key + 24, key->key + 16, 8); + } + + /* store key_conf for BIP batch update */ + if (cipher == MCU_CIPHER_AES_CCMP) { + memcpy(sta_key_conf->key, key->key, key->keylen); + sta_key_conf->keyidx = key->keyidx; + } + + sec->n_cipher = 1; + } + } else { + sec->n_cipher = 0; + } + + return 0; +} + +int mt7925_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct mt76_connac_sta_key_conf *sta_key_conf, + struct ieee80211_key_conf *key, int mcu_cmd, + struct mt76_wcid *wcid, enum set_key_cmd cmd) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct sk_buff *skb; + int ret; + + skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, + MT7925_STA_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + ret = mt7925_mcu_sta_key_tlv(wcid, sta_key_conf, skb, key, cmd); + if (ret) + return ret; + + return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); +} + +int mt7925_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif, + struct ieee80211_channel *chan, int duration, + enum mt7925_roc_req type, u8 token_id) +{ + int center_ch = ieee80211_frequency_to_channel(chan->center_freq); + struct mt792x_dev *dev = phy->dev; + struct { + struct { + u8 rsv[4]; + } __packed hdr; + struct roc_acquire_tlv { + __le16 tag; + __le16 len; + u8 bss_idx; + u8 tokenid; + u8 control_channel; + u8 sco; + u8 band; + u8 bw; + u8 center_chan; + u8 center_chan2; + u8 bw_from_ap; + u8 center_chan_from_ap; + u8 center_chan2_from_ap; + u8 reqtype; + __le32 maxinterval; + u8 dbdcband; + u8 rsv[3]; + } __packed roc; + } __packed req = { + .roc = { + .tag = cpu_to_le16(UNI_ROC_ACQUIRE), + .len = cpu_to_le16(sizeof(struct roc_acquire_tlv)), + .tokenid = token_id, + .reqtype = type, + .maxinterval = cpu_to_le32(duration), + .bss_idx = vif->mt76.idx, + .control_channel = chan->hw_value, + .bw = CMD_CBW_20MHZ, + .bw_from_ap = CMD_CBW_20MHZ, + .center_chan = center_ch, + .center_chan_from_ap = center_ch, + .dbdcband = 0xff, /* auto */ + }, + }; + + if (chan->hw_value < center_ch) + req.roc.sco = 1; /* SCA */ + else if (chan->hw_value > center_ch) + req.roc.sco = 3; /* SCB */ + + switch (chan->band) { + case NL80211_BAND_6GHZ: + req.roc.band = 3; + break; + case NL80211_BAND_5GHZ: + req.roc.band = 2; + break; + default: + req.roc.band = 1; + break; + } + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(ROC), + &req, sizeof(req), false); +} + +int mt7925_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif, + u8 token_id) +{ + struct mt792x_dev *dev = phy->dev; + struct { + struct { + u8 rsv[4]; + } __packed hdr; + struct roc_abort_tlv { + __le16 tag; + __le16 len; + u8 bss_idx; + u8 tokenid; + u8 dbdcband; + u8 rsv[5]; + } __packed abort; + } __packed req = { + .abort = { + .tag = cpu_to_le16(UNI_ROC_ABORT), + .len = cpu_to_le16(sizeof(struct roc_abort_tlv)), + .tokenid = token_id, + .bss_idx = vif->mt76.idx, + .dbdcband = 0xff, /* auto*/ + }, + }; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(ROC), + &req, sizeof(req), false); +} + +int mt7925_mcu_set_chan_info(struct mt792x_phy *phy, u16 tag) +{ + static const u8 ch_band[] = { + [NL80211_BAND_2GHZ] = 0, + [NL80211_BAND_5GHZ] = 1, + [NL80211_BAND_6GHZ] = 2, + }; + struct mt792x_dev *dev = phy->dev; + struct cfg80211_chan_def *chandef = &phy->mt76->chandef; + int freq1 = chandef->center_freq1; + u8 band_idx = chandef->chan->band != NL80211_BAND_2GHZ; + struct { + /* fixed field */ + u8 __rsv[4]; + + __le16 tag; + __le16 len; + u8 control_ch; + u8 center_ch; + u8 bw; + u8 tx_path_num; + u8 rx_path; /* mask or num */ + u8 switch_reason; + u8 band_idx; + u8 center_ch2; /* for 80+80 only */ + __le16 cac_case; + u8 channel_band; + u8 rsv0; + __le32 outband_freq; + u8 txpower_drop; + u8 ap_bw; + u8 ap_center_ch; + u8 rsv1[53]; + } __packed req = { + .tag = cpu_to_le16(tag), + .len = cpu_to_le16(sizeof(req) - 4), + .control_ch = chandef->chan->hw_value, + .center_ch = ieee80211_frequency_to_channel(freq1), + .bw = mt76_connac_chan_bw(chandef), + .tx_path_num = hweight8(phy->mt76->antenna_mask), + .rx_path = phy->mt76->antenna_mask, + .band_idx = band_idx, + .channel_band = ch_band[chandef->chan->band], + }; + + if (chandef->chan->band == NL80211_BAND_6GHZ) + req.channel_band = 2; + else + req.channel_band = chandef->chan->band; + + if (tag == UNI_CHANNEL_RX_PATH || + dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) + req.switch_reason = CH_SWITCH_NORMAL; + else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) + req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; + else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef, + NL80211_IFTYPE_AP)) + req.switch_reason = CH_SWITCH_DFS; + else + req.switch_reason = CH_SWITCH_NORMAL; + + if (tag == UNI_CHANNEL_SWITCH) + req.rx_path = hweight8(req.rx_path); + + if (chandef->width == NL80211_CHAN_WIDTH_80P80) { + int freq2 = chandef->center_freq2; + + req.center_ch2 = ieee80211_frequency_to_channel(freq2); + } + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(CHANNEL_SWITCH), + &req, sizeof(req), true); +} + +int mt7925_mcu_set_eeprom(struct mt792x_dev *dev) +{ + struct { + u8 _rsv[4]; + + __le16 tag; + __le16 len; + u8 buffer_mode; + u8 format; + __le16 buf_len; + } __packed req = { + .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), + .len = cpu_to_le16(sizeof(req) - 4), + .buffer_mode = EE_MODE_EFUSE, + .format = EE_FORMAT_WHOLE + }; + + return mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(EFUSE_CTRL), + &req, sizeof(req), false, NULL); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_set_eeprom); + +int mt7925_mcu_uni_bss_ps(struct mt792x_dev *dev, struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct ps_tlv { + __le16 tag; + __le16 len; + u8 ps_state; /* 0: device awake + * 1: static power save + * 2: dynamic power saving + * 3: enter TWT power saving + * 4: leave TWT power saving + */ + u8 pad[3]; + } __packed ps; + } __packed ps_req = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .ps = { + .tag = cpu_to_le16(UNI_BSS_INFO_PS), + .len = cpu_to_le16(sizeof(struct ps_tlv)), + .ps_state = vif->cfg.ps ? 2 : 0, + }, + }; + + if (vif->type != NL80211_IFTYPE_STATION) + return -EOPNOTSUPP; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &ps_req, sizeof(ps_req), true); +} + +static int +mt7925_mcu_uni_bss_bcnft(struct mt792x_dev *dev, struct ieee80211_vif *vif, + bool enable) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bcnft_tlv { + __le16 tag; + __le16 len; + __le16 bcn_interval; + u8 dtim_period; + u8 bmc_delivered_ac; + u8 bmc_triggered_ac; + u8 pad[3]; + } __packed bcnft; + } __packed bcnft_req = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .bcnft = { + .tag = cpu_to_le16(UNI_BSS_INFO_BCNFT), + .len = cpu_to_le16(sizeof(struct bcnft_tlv)), + .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), + .dtim_period = vif->bss_conf.dtim_period, + }, + }; + + if (vif->type != NL80211_IFTYPE_STATION) + return 0; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &bcnft_req, sizeof(bcnft_req), true); +} + +int +mt7925_mcu_set_bss_pm(struct mt792x_dev *dev, struct ieee80211_vif *vif, + bool enable) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bcnft_tlv { + __le16 tag; + __le16 len; + __le16 bcn_interval; + u8 dtim_period; + u8 bmc_delivered_ac; + u8 bmc_triggered_ac; + u8 pad[3]; + } __packed enable; + } req = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .enable = { + .tag = cpu_to_le16(UNI_BSS_INFO_BCNFT), + .len = cpu_to_le16(sizeof(struct bcnft_tlv)), + .dtim_period = vif->bss_conf.dtim_period, + .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), + }, + }; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct pm_disable { + __le16 tag; + __le16 len; + } __packed disable; + } req1 = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .disable = { + .tag = cpu_to_le16(UNI_BSS_INFO_PM_DISABLE), + .len = cpu_to_le16(sizeof(struct pm_disable)) + }, + }; + int err; + + err = mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &req1, sizeof(req1), false); + if (err < 0 || !enable) + return err; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &req, sizeof(req), false); +} + +static void +mt7925_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) +{ + if (!sta->deflink.he_cap.has_he) + return; + + mt76_connac_mcu_sta_he_tlv_v2(skb, sta); +} + +static void +mt7925_mcu_sta_he_6g_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) +{ + struct sta_rec_he_6g_capa *he_6g; + struct tlv *tlv; + + if (!sta->deflink.he_6ghz_capa.capa) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); + + he_6g = (struct sta_rec_he_6g_capa *)tlv; + he_6g->capa = sta->deflink.he_6ghz_capa.capa; +} + +static void +mt7925_mcu_sta_eht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) +{ + struct ieee80211_eht_mcs_nss_supp *mcs_map; + struct ieee80211_eht_cap_elem_fixed *elem; + struct sta_rec_eht *eht; + struct tlv *tlv; + + if (!sta->deflink.eht_cap.has_eht) + return; + + mcs_map = &sta->deflink.eht_cap.eht_mcs_nss_supp; + elem = &sta->deflink.eht_cap.eht_cap_elem; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht)); + + eht = (struct sta_rec_eht *)tlv; + eht->tid_bitmap = 0xff; + eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info); + eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); + eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); + + if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_20) + memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, sizeof(eht->mcs_map_bw20)); + memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); + memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); +} + +static void +mt7925_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) +{ + struct sta_rec_ht *ht; + struct tlv *tlv; + + if (!sta->deflink.ht_cap.ht_supported) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); + + ht = (struct sta_rec_ht *)tlv; + ht->ht_cap = cpu_to_le16(sta->deflink.ht_cap.cap); +} + +static void +mt7925_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) +{ + struct sta_rec_vht *vht; + struct tlv *tlv; + + /* For 6G band, this tlv is necessary to let hw work normally */ + if (!sta->deflink.he_6ghz_capa.capa && !sta->deflink.vht_cap.vht_supported) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); + + vht = (struct sta_rec_vht *)tlv; + vht->vht_cap = cpu_to_le32(sta->deflink.vht_cap.cap); + vht->vht_rx_mcs_map = sta->deflink.vht_cap.vht_mcs.rx_mcs_map; + vht->vht_tx_mcs_map = sta->deflink.vht_cap.vht_mcs.tx_mcs_map; +} + +static void +mt7925_mcu_sta_amsdu_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, struct ieee80211_sta *sta) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + struct sta_rec_amsdu *amsdu; + struct tlv *tlv; + + if (vif->type != NL80211_IFTYPE_STATION && + vif->type != NL80211_IFTYPE_AP) + return; + + if (!sta->deflink.agg.max_amsdu_len) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); + amsdu = (struct sta_rec_amsdu *)tlv; + amsdu->max_amsdu_num = 8; + amsdu->amsdu_en = true; + msta->wcid.amsdu = true; + + switch (sta->deflink.agg.max_amsdu_len) { + case IEEE80211_MAX_MPDU_LEN_VHT_11454: + amsdu->max_mpdu_size = + IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; + return; + case IEEE80211_MAX_MPDU_LEN_HT_7935: + case IEEE80211_MAX_MPDU_LEN_VHT_7991: + amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; + return; + default: + amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; + return; + } +} + +static void +mt7925_mcu_sta_phy_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, struct ieee80211_sta *sta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct cfg80211_chan_def *chandef = &mvif->mt76.ctx->def; + struct sta_rec_phy *phy; + struct tlv *tlv; + u8 af = 0, mm = 0; + + if (!sta->deflink.ht_cap.ht_supported && !sta->deflink.he_6ghz_capa.capa) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PHY, sizeof(*phy)); + phy = (struct sta_rec_phy *)tlv; + phy->phy_type = mt76_connac_get_phy_mode_v2(mvif->phy->mt76, vif, chandef->chan->band, sta); + if (sta->deflink.ht_cap.ht_supported) { + af = sta->deflink.ht_cap.ampdu_factor; + mm = sta->deflink.ht_cap.ampdu_density; + } + + if (sta->deflink.vht_cap.vht_supported) { + u8 vht_af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, + sta->deflink.vht_cap.cap); + + af = max_t(u8, af, vht_af); + } + + if (sta->deflink.he_6ghz_capa.capa) { + af = le16_get_bits(sta->deflink.he_6ghz_capa.capa, + IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); + mm = le16_get_bits(sta->deflink.he_6ghz_capa.capa, + IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START); + } + + phy->ampdu = FIELD_PREP(IEEE80211_HT_AMPDU_PARM_FACTOR, af) | + FIELD_PREP(IEEE80211_HT_AMPDU_PARM_DENSITY, mm); + phy->max_ampdu_len = af; +} + +static void +mt7925_mcu_sta_state_v2_tlv(struct mt76_phy *mphy, struct sk_buff *skb, + struct ieee80211_sta *sta, + struct ieee80211_vif *vif, + u8 rcpi, u8 sta_state) +{ + struct sta_rec_state_v2 { + __le16 tag; + __le16 len; + u8 state; + u8 rsv[3]; + __le32 flags; + u8 vht_opmode; + u8 action; + u8 rsv2[2]; + } __packed * state; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_STATE, sizeof(*state)); + state = (struct sta_rec_state_v2 *)tlv; + state->state = sta_state; + + if (sta->deflink.vht_cap.vht_supported) { + state->vht_opmode = sta->deflink.bandwidth; + state->vht_opmode |= sta->deflink.rx_nss << + IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT; + } +} + +static void +mt7925_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, struct ieee80211_sta *sta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct cfg80211_chan_def *chandef = &mvif->mt76.ctx->def; + enum nl80211_band band = chandef->chan->band; + struct sta_rec_ra_info *ra_info; + struct tlv *tlv; + u16 supp_rates; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra_info)); + ra_info = (struct sta_rec_ra_info *)tlv; + + supp_rates = sta->deflink.supp_rates[band]; + if (band == NL80211_BAND_2GHZ) + supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates >> 4) | + FIELD_PREP(RA_LEGACY_CCK, supp_rates & 0xf); + else + supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates); + + ra_info->legacy = cpu_to_le16(supp_rates); + + if (sta->deflink.ht_cap.ht_supported) + memcpy(ra_info->rx_mcs_bitmask, + sta->deflink.ht_cap.mcs.rx_mask, + HT_MCS_MASK_NUM); +} + +static void +mt7925_mcu_sta_mld_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, struct ieee80211_sta *sta) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; + struct sta_rec_mld *mld; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MLD, sizeof(*mld)); + mld = (struct sta_rec_mld *)tlv; + memcpy(mld->mac_addr, vif->addr, ETH_ALEN); + mld->primary_id = cpu_to_le16(wcid->idx); + mld->wlan_id = cpu_to_le16(wcid->idx); + + /* TODO: 0 means deflink only, add secondary link(1) later */ + mld->link_num = !!(hweight8(vif->active_links) > 1); + WARN_ON_ONCE(mld->link_num); +} + +static int +mt7925_mcu_sta_cmd(struct mt76_phy *phy, + struct mt76_sta_cmd_info *info) +{ + struct mt76_vif *mvif = (struct mt76_vif *)info->vif->drv_priv; + struct mt76_dev *dev = phy->dev; + struct wtbl_req_hdr *wtbl_hdr; + struct tlv *sta_wtbl; + struct sk_buff *skb; + + skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, info->wcid, + MT7925_STA_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + if (info->sta || !info->offload_fw) + mt76_connac_mcu_sta_basic_tlv(dev, skb, info->vif, info->sta, + info->enable, info->newly); + if (info->sta && info->enable) { + mt7925_mcu_sta_phy_tlv(skb, info->vif, info->sta); + mt7925_mcu_sta_ht_tlv(skb, info->sta); + mt7925_mcu_sta_vht_tlv(skb, info->sta); + mt76_connac_mcu_sta_uapsd(skb, info->vif, info->sta); + mt7925_mcu_sta_amsdu_tlv(skb, info->vif, info->sta); + mt7925_mcu_sta_he_tlv(skb, info->sta); + mt7925_mcu_sta_he_6g_tlv(skb, info->sta); + mt7925_mcu_sta_eht_tlv(skb, info->sta); + mt7925_mcu_sta_rate_ctrl_tlv(skb, info->vif, info->sta); + mt7925_mcu_sta_state_v2_tlv(phy, skb, info->sta, + info->vif, info->rcpi, + info->state); + mt7925_mcu_sta_hdr_trans_tlv(skb, info->vif, info->sta); + mt7925_mcu_sta_mld_tlv(skb, info->vif, info->sta); + } + + sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, + sizeof(struct tlv)); + + wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, info->wcid, + WTBL_RESET_AND_SET, + sta_wtbl, &skb); + if (IS_ERR(wtbl_hdr)) + return PTR_ERR(wtbl_hdr); + + if (info->enable) { + mt76_connac_mcu_wtbl_generic_tlv(dev, skb, info->vif, + info->sta, sta_wtbl, + wtbl_hdr); + mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, info->vif, info->wcid, + sta_wtbl, wtbl_hdr); + if (info->sta) + mt76_connac_mcu_wtbl_ht_tlv(dev, skb, info->sta, + sta_wtbl, wtbl_hdr, + true, true); + } + + return mt76_mcu_skb_send_msg(dev, skb, info->cmd, true); +} + +int mt7925_mcu_sta_update(struct mt792x_dev *dev, struct ieee80211_sta *sta, + struct ieee80211_vif *vif, bool enable, + enum mt76_sta_info_state state) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + int rssi = -ewma_rssi_read(&mvif->rssi); + struct mt76_sta_cmd_info info = { + .sta = sta, + .vif = vif, + .enable = enable, + .cmd = MCU_UNI_CMD(STA_REC_UPDATE), + .state = state, + .offload_fw = true, + .rcpi = to_rcpi(rssi), + }; + struct mt792x_sta *msta; + + msta = sta ? (struct mt792x_sta *)sta->drv_priv : NULL; + info.wcid = msta ? &msta->wcid : &mvif->sta.wcid; + info.newly = msta ? state != MT76_STA_INFO_STATE_ASSOC : true; + + return mt7925_mcu_sta_cmd(&dev->mphy, &info); +} + +int mt7925_mcu_set_beacon_filter(struct mt792x_dev *dev, + struct ieee80211_vif *vif, + bool enable) +{ +#define MT7925_FIF_BIT_CLR BIT(1) +#define MT7925_FIF_BIT_SET BIT(0) + int err = 0; + + if (enable) { + err = mt7925_mcu_uni_bss_bcnft(dev, vif, true); + if (err) + return err; + + return mt7925_mcu_set_rxfilter(dev, 0, + MT7925_FIF_BIT_SET, + MT_WF_RFCR_DROP_OTHER_BEACON); + } + + err = mt7925_mcu_set_bss_pm(dev, vif, false); + if (err) + return err; + + return mt7925_mcu_set_rxfilter(dev, 0, + MT7925_FIF_BIT_CLR, + MT_WF_RFCR_DROP_OTHER_BEACON); +} + +int mt7925_get_txpwr_info(struct mt792x_dev *dev, u8 band_idx, struct mt7925_txpwr *txpwr) +{ +#define TX_POWER_SHOW_INFO 0x7 +#define TXPOWER_ALL_RATE_POWER_INFO 0x2 + struct mt7925_txpwr_event *event; + struct mt7925_txpwr_req req = { + .tag = cpu_to_le16(TX_POWER_SHOW_INFO), + .len = cpu_to_le16(sizeof(req) - 4), + .catg = TXPOWER_ALL_RATE_POWER_INFO, + .band_idx = band_idx, + }; + struct sk_buff *skb; + int ret; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(TXPOWER), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + event = (struct mt7925_txpwr_event *)skb->data; + memcpy(txpwr, &event->txpwr, sizeof(event->txpwr)); + + dev_kfree_skb(skb); + + return 0; +} + +int mt7925_mcu_set_sniffer(struct mt792x_dev *dev, struct ieee80211_vif *vif, + bool enable) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + + struct { + struct { + u8 band_idx; + u8 pad[3]; + } __packed hdr; + struct sniffer_enable_tlv { + __le16 tag; + __le16 len; + u8 enable; + u8 pad[3]; + } __packed enable; + } __packed req = { + .hdr = { + .band_idx = mvif->mt76.band_idx, + }, + .enable = { + .tag = cpu_to_le16(UNI_SNIFFER_ENABLE), + .len = cpu_to_le16(sizeof(struct sniffer_enable_tlv)), + .enable = enable, + }, + }; + + mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(SNIFFER), &req, sizeof(req), true); + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(SNIFFER), &req, sizeof(req), + true); +} + +int mt7925_mcu_config_sniffer(struct mt792x_vif *vif, + struct ieee80211_chanctx_conf *ctx) +{ + struct mt76_phy *mphy = vif->phy->mt76; + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &mphy->chandef; + int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; + + const u8 ch_band[] = { + [NL80211_BAND_2GHZ] = 1, + [NL80211_BAND_5GHZ] = 2, + [NL80211_BAND_6GHZ] = 3, + }; + const u8 ch_width[] = { + [NL80211_CHAN_WIDTH_20_NOHT] = 0, + [NL80211_CHAN_WIDTH_20] = 0, + [NL80211_CHAN_WIDTH_40] = 0, + [NL80211_CHAN_WIDTH_80] = 1, + [NL80211_CHAN_WIDTH_160] = 2, + [NL80211_CHAN_WIDTH_80P80] = 3, + [NL80211_CHAN_WIDTH_5] = 4, + [NL80211_CHAN_WIDTH_10] = 5, + [NL80211_CHAN_WIDTH_320] = 6, + }; + + struct { + struct { + u8 band_idx; + u8 pad[3]; + } __packed hdr; + struct config_tlv { + __le16 tag; + __le16 len; + u16 aid; + u8 ch_band; + u8 bw; + u8 control_ch; + u8 sco; + u8 center_ch; + u8 center_ch2; + u8 drop_err; + u8 pad[3]; + } __packed tlv; + } __packed req = { + .hdr = { + .band_idx = vif->mt76.band_idx, + }, + .tlv = { + .tag = cpu_to_le16(UNI_SNIFFER_CONFIG), + .len = cpu_to_le16(sizeof(req.tlv)), + .control_ch = chandef->chan->hw_value, + .center_ch = ieee80211_frequency_to_channel(freq1), + .drop_err = 1, + }, + }; + + if (chandef->chan->band < ARRAY_SIZE(ch_band)) + req.tlv.ch_band = ch_band[chandef->chan->band]; + if (chandef->width < ARRAY_SIZE(ch_width)) + req.tlv.bw = ch_width[chandef->width]; + + if (freq2) + req.tlv.center_ch2 = ieee80211_frequency_to_channel(freq2); + + if (req.tlv.control_ch < req.tlv.center_ch) + req.tlv.sco = 1; /* SCA */ + else if (req.tlv.control_ch > req.tlv.center_ch) + req.tlv.sco = 3; /* SCB */ + + return mt76_mcu_send_msg(mphy->dev, MCU_UNI_CMD(SNIFFER), + &req, sizeof(req), true); +} + +int +mt7925_mcu_uni_add_beacon_offload(struct mt792x_dev *dev, + struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + bool enable) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct ieee80211_mutable_offsets offs; + struct { + struct req_hdr { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bcn_content_tlv { + __le16 tag; + __le16 len; + __le16 tim_ie_pos; + __le16 csa_ie_pos; + __le16 bcc_ie_pos; + /* 0: disable beacon offload + * 1: enable beacon offload + * 2: update probe respond offload + */ + u8 enable; + /* 0: legacy format (TXD + payload) + * 1: only cap field IE + */ + u8 type; + __le16 pkt_len; + u8 pkt[512]; + } __packed beacon_tlv; + } req = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .beacon_tlv = { + .tag = cpu_to_le16(UNI_BSS_INFO_BCN_CONTENT), + .len = cpu_to_le16(sizeof(struct bcn_content_tlv)), + .enable = enable, + .type = 1, + }, + }; + struct sk_buff *skb; + u8 cap_offs; + + /* support enable/update process only + * disable flow would be handled in bss stop handler automatically + */ + if (!enable) + return -EOPNOTSUPP; + + skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs, 0); + if (!skb) + return -EINVAL; + + cap_offs = offsetof(struct ieee80211_mgmt, u.beacon.capab_info); + if (!skb_pull(skb, cap_offs)) { + dev_err(dev->mt76.dev, "beacon format err\n"); + dev_kfree_skb(skb); + return -EINVAL; + } + + if (skb->len > 512) { + dev_err(dev->mt76.dev, "beacon size limit exceed\n"); + dev_kfree_skb(skb); + return -EINVAL; + } + + memcpy(req.beacon_tlv.pkt, skb->data, skb->len); + req.beacon_tlv.pkt_len = cpu_to_le16(skb->len); + offs.tim_offset -= cap_offs; + req.beacon_tlv.tim_ie_pos = cpu_to_le16(offs.tim_offset); + + if (offs.cntdwn_counter_offs[0]) { + u16 csa_offs; + + csa_offs = offs.cntdwn_counter_offs[0] - cap_offs - 4; + req.beacon_tlv.csa_ie_pos = cpu_to_le16(csa_offs); + } + dev_kfree_skb(skb); + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &req, sizeof(req), true); +} + +int mt7925_mcu_set_chctx(struct mt76_phy *phy, struct mt76_vif *mvif, + struct ieee80211_chanctx_conf *ctx) +{ + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->chandef; + int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; + enum nl80211_band band = chandef->chan->band; + struct mt76_dev *mdev = phy->dev; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct rlm_tlv { + __le16 tag; + __le16 len; + u8 control_channel; + u8 center_chan; + u8 center_chan2; + u8 bw; + u8 tx_streams; + u8 rx_streams; + u8 ht_op_info; + u8 sco; + u8 band; + u8 pad[3]; + } __packed rlm; + } __packed rlm_req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .rlm = { + .tag = cpu_to_le16(UNI_BSS_INFO_RLM), + .len = cpu_to_le16(sizeof(struct rlm_tlv)), + .control_channel = chandef->chan->hw_value, + .center_chan = ieee80211_frequency_to_channel(freq1), + .center_chan2 = ieee80211_frequency_to_channel(freq2), + .tx_streams = hweight8(phy->antenna_mask), + .ht_op_info = 4, /* set HT 40M allowed */ + .rx_streams = hweight8(phy->antenna_mask), + .band = band, + }, + }; + + switch (chandef->width) { + case NL80211_CHAN_WIDTH_40: + rlm_req.rlm.bw = CMD_CBW_40MHZ; + break; + case NL80211_CHAN_WIDTH_80: + rlm_req.rlm.bw = CMD_CBW_80MHZ; + break; + case NL80211_CHAN_WIDTH_80P80: + rlm_req.rlm.bw = CMD_CBW_8080MHZ; + break; + case NL80211_CHAN_WIDTH_160: + rlm_req.rlm.bw = CMD_CBW_160MHZ; + break; + case NL80211_CHAN_WIDTH_5: + rlm_req.rlm.bw = CMD_CBW_5MHZ; + break; + case NL80211_CHAN_WIDTH_10: + rlm_req.rlm.bw = CMD_CBW_10MHZ; + break; + case NL80211_CHAN_WIDTH_20_NOHT: + case NL80211_CHAN_WIDTH_20: + default: + rlm_req.rlm.bw = CMD_CBW_20MHZ; + rlm_req.rlm.ht_op_info = 0; + break; + } + + if (rlm_req.rlm.control_channel < rlm_req.rlm.center_chan) + rlm_req.rlm.sco = 1; /* SCA */ + else if (rlm_req.rlm.control_channel > rlm_req.rlm.center_chan) + rlm_req.rlm.sco = 3; /* SCB */ + + return mt76_mcu_send_msg(mdev, MCU_UNI_CMD(BSS_INFO_UPDATE), &rlm_req, + sizeof(rlm_req), true); +} + +static struct sk_buff * +__mt7925_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif *mvif, int len) +{ + struct bss_req_hdr hdr = { + .bss_idx = mvif->idx, + }; + struct sk_buff *skb; + + skb = mt76_mcu_msg_alloc(dev, NULL, len); + if (!skb) + return ERR_PTR(-ENOMEM); + + skb_put_data(skb, &hdr, sizeof(hdr)); + + return skb; +} + +static u8 +mt7925_get_phy_mode_ext(struct mt76_phy *phy, struct ieee80211_vif *vif, + enum nl80211_band band, struct ieee80211_sta *sta) +{ + struct ieee80211_he_6ghz_capa *he_6ghz_capa; + const struct ieee80211_sta_eht_cap *eht_cap; + __le16 capa = 0; + u8 mode = 0; + + if (sta) { + he_6ghz_capa = &sta->deflink.he_6ghz_capa; + eht_cap = &sta->deflink.eht_cap; + } else { + struct ieee80211_supported_band *sband; + + sband = phy->hw->wiphy->bands[band]; + capa = ieee80211_get_he_6ghz_capa(sband, vif->type); + he_6ghz_capa = (struct ieee80211_he_6ghz_capa *)&capa; + + eht_cap = ieee80211_get_eht_iftype_cap(sband, vif->type); + } + + switch (band) { + case NL80211_BAND_2GHZ: + if (eht_cap && eht_cap->has_eht) + mode |= PHY_MODE_BE_24G; + break; + case NL80211_BAND_5GHZ: + if (eht_cap && eht_cap->has_eht) + mode |= PHY_MODE_BE_5G; + break; + case NL80211_BAND_6GHZ: + if (he_6ghz_capa && he_6ghz_capa->capa) + mode |= PHY_MODE_AX_6G; + + if (eht_cap && eht_cap->has_eht) + mode |= PHY_MODE_BE_6G; + break; + default: + break; + } + + return mode; +} + +static void +mt7925_mcu_bss_basic_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_chanctx_conf *ctx, + struct mt76_phy *phy, u16 wlan_idx, + bool enable) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv : + &mvif->sta; + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->chandef; + enum nl80211_band band = chandef->chan->band; + struct mt76_connac_bss_basic_tlv *basic_req; + u8 idx, basic_phy; + struct tlv *tlv; + int conn_type; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*basic_req)); + basic_req = (struct mt76_connac_bss_basic_tlv *)tlv; + + idx = mvif->mt76.omac_idx > EXT_BSSID_START ? HW_BSSID_0 : + mvif->mt76.omac_idx; + basic_req->hw_bss_idx = idx; + + basic_req->phymode_ext = mt7925_get_phy_mode_ext(phy, vif, band, sta); + + basic_phy = mt76_connac_get_phy_mode_v2(phy, vif, band, sta); + basic_req->nonht_basic_phy = cpu_to_le16(basic_phy); + + memcpy(basic_req->bssid, vif->bss_conf.bssid, ETH_ALEN); + basic_req->phymode = mt76_connac_get_phy_mode(phy, vif, band, sta); + basic_req->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); + basic_req->dtim_period = vif->bss_conf.dtim_period; + basic_req->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); + basic_req->sta_idx = cpu_to_le16(msta->wcid.idx); + basic_req->omac_idx = mvif->mt76.omac_idx; + basic_req->band_idx = mvif->mt76.band_idx; + basic_req->wmm_idx = mvif->mt76.wmm_idx; + basic_req->conn_state = !enable; + + switch (vif->type) { + case NL80211_IFTYPE_MESH_POINT: + case NL80211_IFTYPE_AP: + if (vif->p2p) + conn_type = CONNECTION_P2P_GO; + else + conn_type = CONNECTION_INFRA_AP; + basic_req->conn_type = cpu_to_le32(conn_type); + basic_req->active = enable; + break; + case NL80211_IFTYPE_STATION: + if (vif->p2p) + conn_type = CONNECTION_P2P_GC; + else + conn_type = CONNECTION_INFRA_STA; + basic_req->conn_type = cpu_to_le32(conn_type); + basic_req->active = true; + break; + case NL80211_IFTYPE_ADHOC: + basic_req->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); + basic_req->active = true; + break; + default: + WARN_ON(1); + break; + } +} + +static void +mt7925_mcu_bss_sec_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct bss_sec_tlv { + __le16 tag; + __le16 len; + u8 mode; + u8 status; + u8 cipher; + u8 __rsv; + } __packed * sec; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); + sec = (struct bss_sec_tlv *)tlv; + + switch (mvif->cipher) { + case MCU_CIPHER_GCMP_256: + case MCU_CIPHER_GCMP: + sec->mode = MODE_WPA3_SAE; + sec->status = 8; + break; + case MCU_CIPHER_AES_CCMP: + sec->mode = MODE_WPA2_PSK; + sec->status = 6; + break; + case MCU_CIPHER_TKIP: + sec->mode = MODE_WPA2_PSK; + sec->status = 4; + break; + case MCU_CIPHER_WEP104: + case MCU_CIPHER_WEP40: + sec->mode = MODE_SHARED; + sec->status = 0; + break; + default: + sec->mode = MODE_OPEN; + sec->status = 1; + break; + } + + sec->cipher = mvif->cipher; +} + +static void +mt7925_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt792x_phy *phy, + struct ieee80211_chanctx_conf *ctx, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->mt76->chandef; + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + enum nl80211_band band = chandef->chan->band; + struct bss_rate_tlv *bmc; + struct tlv *tlv; + u8 idx = mvif->mcast_rates_idx ? + mvif->mcast_rates_idx : mvif->basic_rates_idx; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); + + bmc = (struct bss_rate_tlv *)tlv; + + bmc->short_preamble = (band == NL80211_BAND_2GHZ); + bmc->bc_fixed_rate = idx; + bmc->mc_fixed_rate = idx; +} + +static void +mt7925_mcu_bss_mld_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + bool is_mld = ieee80211_vif_is_mld(vif); + struct bss_mld_tlv *mld; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); + mld = (struct bss_mld_tlv *)tlv; + + mld->link_id = sta ? (is_mld ? vif->bss_conf.link_id : 0) : 0xff; + mld->group_mld_id = is_mld ? mvif->mt76.idx : 0xff; + mld->own_mld_id = mvif->mt76.idx + 32; + mld->remap_idx = 0xff; + + if (sta) + memcpy(mld->mac_addr, sta->addr, ETH_ALEN); +} + +static void +mt7925_mcu_bss_qos_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) +{ + struct mt76_connac_bss_qos_tlv *qos; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_QBSS, sizeof(*qos)); + qos = (struct mt76_connac_bss_qos_tlv *)tlv; + qos->qos = vif->bss_conf.qos; +} + +static void +mt7925_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, + struct mt792x_phy *phy) +{ +#define DEFAULT_HE_PE_DURATION 4 +#define DEFAULT_HE_DURATION_RTS_THRES 1023 + const struct ieee80211_sta_he_cap *cap; + struct bss_info_uni_he *he; + struct tlv *tlv; + + cap = mt76_connac_get_he_phy_cap(phy->mt76, vif); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); + + he = (struct bss_info_uni_he *)tlv; + he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext; + if (!he->he_pe_duration) + he->he_pe_duration = DEFAULT_HE_PE_DURATION; + + he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th); + if (!he->he_rts_thres) + he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); + + he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; + he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; + he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; +} + +static void +mt7925_mcu_bss_color_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, + bool enable) +{ + struct bss_info_uni_bss_color *color; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, sizeof(*color)); + color = (struct bss_info_uni_bss_color *)tlv; + + color->enable = enable ? + vif->bss_conf.he_bss_color.enabled : 0; + color->bss_color = enable ? + vif->bss_conf.he_bss_color.color : 0; +} + +int mt7925_mcu_add_bss_info(struct mt792x_phy *phy, + struct ieee80211_chanctx_conf *ctx, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + int enable) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = phy->dev; + struct sk_buff *skb; + int err; + + skb = __mt7925_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, + MT7925_BSS_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + /* bss_basic must be first */ + mt7925_mcu_bss_basic_tlv(skb, vif, sta, ctx, phy->mt76, + mvif->sta.wcid.idx, enable); + mt7925_mcu_bss_sec_tlv(skb, vif); + + mt7925_mcu_bss_bmc_tlv(skb, phy, ctx, vif, sta); + mt7925_mcu_bss_qos_tlv(skb, vif); + mt7925_mcu_bss_mld_tlv(skb, vif, sta); + + if (vif->bss_conf.he_support) { + mt7925_mcu_bss_he_tlv(skb, vif, phy); + mt7925_mcu_bss_color_tlv(skb, vif, enable); + } + + err = mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_UNI_CMD(BSS_INFO_UPDATE), true); + if (err < 0) + return err; + + return mt7925_mcu_set_chctx(phy->mt76, &mvif->mt76, ctx); +} + +int mt7925_mcu_set_dbdc(struct mt76_phy *phy) +{ + struct mt76_dev *mdev = phy->dev; + + struct mbmc_conf_tlv *conf; + struct mbmc_set_req *hdr; + struct sk_buff *skb; + struct tlv *tlv; + int max_len, err; + + max_len = sizeof(*hdr) + sizeof(*conf); + skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); + if (!skb) + return -ENOMEM; + + hdr = (struct mbmc_set_req *)skb_put(skb, sizeof(*hdr)); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_MBMC_SETTING, sizeof(*conf)); + conf = (struct mbmc_conf_tlv *)tlv; + + conf->mbmc_en = 1; + conf->band = 0; /* unused */ + + err = mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SET_DBDC_PARMS), + false); + + return err; +} + +#define MT76_CONNAC_SCAN_CHANNEL_TIME 60 + +int mt7925_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct ieee80211_scan_request *scan_req) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct cfg80211_scan_request *sreq = &scan_req->req; + int n_ssids = 0, err, i, duration; + struct ieee80211_channel **scan_list = sreq->channels; + struct mt76_dev *mdev = phy->dev; + struct mt76_connac_mcu_scan_channel *chan; + struct sk_buff *skb; + + struct scan_hdr_tlv *hdr; + struct scan_req_tlv *req; + struct scan_ssid_tlv *ssid; + struct scan_bssid_tlv *bssid; + struct scan_chan_info_tlv *chan_info; + struct scan_ie_tlv *ie; + struct scan_misc_tlv *misc; + struct tlv *tlv; + int max_len; + + max_len = sizeof(*hdr) + sizeof(*req) + sizeof(*ssid) + + sizeof(*bssid) + sizeof(*chan_info) + + sizeof(*misc) + sizeof(*ie); + + skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); + if (!skb) + return -ENOMEM; + + set_bit(MT76_HW_SCANNING, &phy->state); + mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; + + hdr = (struct scan_hdr_tlv *)skb_put(skb, sizeof(*hdr)); + hdr->seq_num = mvif->scan_seq_num | mvif->band_idx << 7; + hdr->bss_idx = mvif->idx; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_REQ, sizeof(*req)); + req = (struct scan_req_tlv *)tlv; + req->scan_type = sreq->n_ssids ? 1 : 0; + req->probe_req_num = sreq->n_ssids ? 2 : 0; + + duration = MT76_CONNAC_SCAN_CHANNEL_TIME; + /* increase channel time for passive scan */ + if (!sreq->n_ssids) + duration *= 2; + req->timeout_value = cpu_to_le16(sreq->n_channels * duration); + req->channel_min_dwell_time = cpu_to_le16(duration); + req->channel_dwell_time = cpu_to_le16(duration); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SSID, sizeof(*ssid)); + ssid = (struct scan_ssid_tlv *)tlv; + for (i = 0; i < sreq->n_ssids; i++) { + if (!sreq->ssids[i].ssid_len) + continue; + + ssid->ssids[i].ssid_len = cpu_to_le32(sreq->ssids[i].ssid_len); + memcpy(ssid->ssids[i].ssid, sreq->ssids[i].ssid, + sreq->ssids[i].ssid_len); + n_ssids++; + } + ssid->ssid_type = n_ssids ? BIT(2) : BIT(0); + ssid->ssids_num = n_ssids; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_BSSID, sizeof(*bssid)); + bssid = (struct scan_bssid_tlv *)tlv; + + memcpy(bssid->bssid, sreq->bssid, ETH_ALEN); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_CHANNEL, sizeof(*chan_info)); + chan_info = (struct scan_chan_info_tlv *)tlv; + chan_info->channels_num = min_t(u8, sreq->n_channels, + ARRAY_SIZE(chan_info->channels)); + for (i = 0; i < chan_info->channels_num; i++) { + chan = &chan_info->channels[i]; + + switch (scan_list[i]->band) { + case NL80211_BAND_2GHZ: + chan->band = 1; + break; + case NL80211_BAND_6GHZ: + chan->band = 3; + break; + default: + chan->band = 2; + break; + } + chan->channel_num = scan_list[i]->hw_value; + } + chan_info->channel_type = sreq->n_channels ? 4 : 0; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_IE, sizeof(*ie)); + ie = (struct scan_ie_tlv *)tlv; + if (sreq->ie_len > 0) { + memcpy(ie->ies, sreq->ie, sreq->ie_len); + ie->ies_len = cpu_to_le16(sreq->ie_len); + } + + req->scan_func |= SCAN_FUNC_SPLIT_SCAN; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_MISC, sizeof(*misc)); + misc = (struct scan_misc_tlv *)tlv; + if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { + get_random_mask_addr(misc->random_mac, sreq->mac_addr, + sreq->mac_addr_mask); + req->scan_func |= SCAN_FUNC_RANDOM_MAC; + } + + err = mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SCAN_REQ), + false); + if (err < 0) + clear_bit(MT76_HW_SCANNING, &phy->state); + + return err; +} +EXPORT_SYMBOL_GPL(mt7925_mcu_hw_scan); + +int mt7925_mcu_sched_scan_req(struct mt76_phy *phy, + struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *sreq) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct ieee80211_channel **scan_list = sreq->channels; + struct mt76_connac_mcu_scan_channel *chan; + struct mt76_dev *mdev = phy->dev; + struct cfg80211_match_set *cfg_match; + struct cfg80211_ssid *cfg_ssid; + + struct scan_hdr_tlv *hdr; + struct scan_sched_req *req; + struct scan_ssid_tlv *ssid; + struct scan_chan_info_tlv *chan_info; + struct scan_ie_tlv *ie; + struct scan_sched_ssid_match_sets *match; + struct sk_buff *skb; + struct tlv *tlv; + int i, max_len; + + max_len = sizeof(*hdr) + sizeof(*req) + sizeof(*ssid) + + sizeof(*chan_info) + sizeof(*ie) + + sizeof(*match); + + skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); + if (!skb) + return -ENOMEM; + + mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; + + hdr = (struct scan_hdr_tlv *)skb_put(skb, sizeof(*hdr)); + hdr->seq_num = mvif->scan_seq_num | mvif->band_idx << 7; + hdr->bss_idx = mvif->idx; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SCHED_REQ, sizeof(*req)); + req = (struct scan_sched_req *)tlv; + req->version = 1; + + if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) + req->scan_func |= SCAN_FUNC_RANDOM_MAC; + + req->intervals_num = sreq->n_scan_plans; + for (i = 0; i < req->intervals_num; i++) + req->intervals[i] = cpu_to_le16(sreq->scan_plans[i].interval); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SSID, sizeof(*ssid)); + ssid = (struct scan_ssid_tlv *)tlv; + + ssid->ssids_num = sreq->n_ssids; + ssid->ssid_type = BIT(2); + for (i = 0; i < ssid->ssids_num; i++) { + cfg_ssid = &sreq->ssids[i]; + memcpy(ssid->ssids[i].ssid, cfg_ssid->ssid, cfg_ssid->ssid_len); + ssid->ssids[i].ssid_len = cpu_to_le32(cfg_ssid->ssid_len); + } + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SSID_MATCH_SETS, sizeof(*match)); + match = (struct scan_sched_ssid_match_sets *)tlv; + match->match_num = sreq->n_match_sets; + for (i = 0; i < match->match_num; i++) { + cfg_match = &sreq->match_sets[i]; + memcpy(match->match[i].ssid, cfg_match->ssid.ssid, + cfg_match->ssid.ssid_len); + match->match[i].rssi_th = cpu_to_le32(cfg_match->rssi_thold); + match->match[i].ssid_len = cfg_match->ssid.ssid_len; + } + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_CHANNEL, sizeof(*chan_info)); + chan_info = (struct scan_chan_info_tlv *)tlv; + chan_info->channels_num = min_t(u8, sreq->n_channels, + ARRAY_SIZE(chan_info->channels)); + for (i = 0; i < chan_info->channels_num; i++) { + chan = &chan_info->channels[i]; + + switch (scan_list[i]->band) { + case NL80211_BAND_2GHZ: + chan->band = 1; + break; + case NL80211_BAND_6GHZ: + chan->band = 3; + break; + default: + chan->band = 2; + break; + } + chan->channel_num = scan_list[i]->hw_value; + } + chan_info->channel_type = sreq->n_channels ? 4 : 0; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_IE, sizeof(*ie)); + ie = (struct scan_ie_tlv *)tlv; + if (sreq->ie_len > 0) { + memcpy(ie->ies, sreq->ie, sreq->ie_len); + ie->ies_len = cpu_to_le16(sreq->ie_len); + } + + return mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SCAN_REQ), + false); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_sched_scan_req); + +int +mt7925_mcu_sched_scan_enable(struct mt76_phy *phy, + struct ieee80211_vif *vif, + bool enable) +{ + struct mt76_dev *mdev = phy->dev; + struct scan_sched_enable *req; + struct scan_hdr_tlv *hdr; + struct sk_buff *skb; + struct tlv *tlv; + int max_len; + + max_len = sizeof(*hdr) + sizeof(*req); + + skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); + if (!skb) + return -ENOMEM; + + hdr = (struct scan_hdr_tlv *)skb_put(skb, sizeof(*hdr)); + hdr->seq_num = 0; + hdr->bss_idx = 0; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SCHED_ENABLE, sizeof(*req)); + req = (struct scan_sched_enable *)tlv; + req->active = !enable; + + if (enable) + set_bit(MT76_HW_SCHED_SCANNING, &phy->state); + else + clear_bit(MT76_HW_SCHED_SCANNING, &phy->state); + + return mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SCAN_REQ), + false); +} + +int mt7925_mcu_cancel_hw_scan(struct mt76_phy *phy, + struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct { + struct scan_hdr { + u8 seq_num; + u8 bss_idx; + u8 pad[2]; + } __packed hdr; + struct scan_cancel_tlv { + __le16 tag; + __le16 len; + u8 is_ext_channel; + u8 rsv[3]; + } __packed cancel; + } req = { + .hdr = { + .seq_num = mvif->scan_seq_num, + .bss_idx = mvif->idx, + }, + .cancel = { + .tag = cpu_to_le16(UNI_SCAN_CANCEL), + .len = cpu_to_le16(sizeof(struct scan_cancel_tlv)), + }, + }; + + if (test_and_clear_bit(MT76_HW_SCANNING, &phy->state)) { + struct cfg80211_scan_info info = { + .aborted = true, + }; + + ieee80211_scan_completed(phy->hw, &info); + } + + return mt76_mcu_send_msg(phy->dev, MCU_UNI_CMD(SCAN_REQ), + &req, sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_cancel_hw_scan); + +int mt7925_mcu_set_channel_domain(struct mt76_phy *phy) +{ + int len, i, n_max_channels, n_2ch = 0, n_5ch = 0, n_6ch = 0; + struct { + struct { + u8 alpha2[4]; /* regulatory_request.alpha2 */ + u8 bw_2g; /* BW_20_40M 0 + * BW_20M 1 + * BW_20_40_80M 2 + * BW_20_40_80_160M 3 + * BW_20_40_80_8080M 4 + */ + u8 bw_5g; + u8 bw_6g; + u8 pad; + } __packed hdr; + struct n_chan { + __le16 tag; + __le16 len; + u8 n_2ch; + u8 n_5ch; + u8 n_6ch; + u8 pad; + } __packed n_ch; + } req = { + .hdr = { + .bw_2g = 0, + .bw_5g = 3, /* BW_20_40_80_160M */ + .bw_6g = 3, + }, + .n_ch = { + .tag = cpu_to_le16(2), + }, + }; + struct mt76_connac_mcu_chan { + __le16 hw_value; + __le16 pad; + __le32 flags; + } __packed channel; + struct mt76_dev *dev = phy->dev; + struct ieee80211_channel *chan; + struct sk_buff *skb; + + n_max_channels = phy->sband_2g.sband.n_channels + + phy->sband_5g.sband.n_channels + + phy->sband_6g.sband.n_channels; + len = sizeof(req) + n_max_channels * sizeof(channel); + + skb = mt76_mcu_msg_alloc(dev, NULL, len); + if (!skb) + return -ENOMEM; + + skb_reserve(skb, sizeof(req)); + + for (i = 0; i < phy->sband_2g.sband.n_channels; i++) { + chan = &phy->sband_2g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_2ch++; + } + for (i = 0; i < phy->sband_5g.sband.n_channels; i++) { + chan = &phy->sband_5g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_5ch++; + } + for (i = 0; i < phy->sband_6g.sband.n_channels; i++) { + chan = &phy->sband_6g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_6ch++; + } + + BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(req.hdr.alpha2)); + memcpy(req.hdr.alpha2, dev->alpha2, sizeof(dev->alpha2)); + req.n_ch.n_2ch = n_2ch; + req.n_ch.n_5ch = n_5ch; + req.n_ch.n_6ch = n_6ch; + len = sizeof(struct n_chan) + (n_2ch + n_5ch + n_6ch) * sizeof(channel); + req.n_ch.len = cpu_to_le16(len); + memcpy(__skb_push(skb, sizeof(req)), &req, sizeof(req)); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(SET_DOMAIN_INFO), + false); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_set_channel_domain); + +static int +__mt7925_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2, + enum environment_cap env_cap, + struct mt7925_clc *clc, u8 idx) +{ + struct mt7925_clc_segment *seg; + struct sk_buff *skb; + struct { + u8 rsv[4]; + __le16 tag; + __le16 len; + + u8 ver; + u8 pad0; + __le16 size; + u8 idx; + u8 env; + u8 acpi_conf; + u8 pad1; + u8 alpha2[2]; + u8 type[2]; + u8 rsvd[64]; + } __packed req = { + .tag = cpu_to_le16(0x3), + .len = cpu_to_le16(sizeof(req) - 4), + + .idx = idx, + .env = env_cap, + .acpi_conf = mt792x_acpi_get_flags(&dev->phy), + }; + int ret, valid_cnt = 0; + u8 i, *pos; + + if (!clc) + return 0; + + pos = clc->data + sizeof(*seg) * clc->nr_seg; + for (i = 0; i < clc->nr_country; i++) { + struct mt7925_clc_rule *rule = (struct mt7925_clc_rule *)pos; + + pos += sizeof(*rule); + if (rule->alpha2[0] != alpha2[0] || + rule->alpha2[1] != alpha2[1]) + continue; + + seg = (struct mt7925_clc_segment *)clc->data + + rule->seg_idx - 1; + + memcpy(req.alpha2, rule->alpha2, 2); + memcpy(req.type, rule->type, 2); + + req.size = cpu_to_le16(seg->len); + skb = __mt76_mcu_msg_alloc(&dev->mt76, &req, + le16_to_cpu(req.size) + sizeof(req), + sizeof(req), GFP_KERNEL); + if (!skb) + return -ENOMEM; + skb_put_data(skb, clc->data + seg->offset, seg->len); + + ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_UNI_CMD(SET_POWER_LIMIT), + true); + if (ret < 0) + return ret; + valid_cnt++; + } + + if (!valid_cnt) + return -ENOENT; + + return 0; +} + +int mt7925_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2, + enum environment_cap env_cap) +{ + struct mt792x_phy *phy = (struct mt792x_phy *)&dev->phy; + int i, ret; + + /* submit all clc config */ + for (i = 0; i < ARRAY_SIZE(phy->clc); i++) { + ret = __mt7925_mcu_set_clc(dev, alpha2, env_cap, + phy->clc[i], i); + + /* If no country found, set "00" as default */ + if (ret == -ENOENT) + ret = __mt7925_mcu_set_clc(dev, "00", + ENVIRON_INDOOR, + phy->clc[i], i); + if (ret < 0) + return ret; + } + return 0; +} + +int mt7925_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb, + int cmd, int *wait_seq) +{ + int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); + struct mt76_connac2_mcu_uni_txd *uni_txd; + struct mt76_connac2_mcu_txd *mcu_txd; + __le32 *txd; + u32 val; + u8 seq; + + /* TODO: make dynamic based on msg type */ + mdev->mcu.timeout = 20 * HZ; + + seq = ++mdev->mcu.msg_seq & 0xf; + if (!seq) + seq = ++mdev->mcu.msg_seq & 0xf; + + if (cmd == MCU_CMD(FW_SCATTER)) + goto exit; + + txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); + txd = (__le32 *)skb_push(skb, txd_len); + + val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | + FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | + FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); + txd[0] = cpu_to_le32(val); + + val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); + txd[1] = cpu_to_le32(val); + + if (cmd & __MCU_CMD_FIELD_UNI) { + uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; + uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); + uni_txd->option = MCU_CMD_UNI_EXT_ACK; + uni_txd->cid = cpu_to_le16(mcu_cmd); + uni_txd->s2d_index = MCU_S2D_H2N; + uni_txd->pkt_type = MCU_PKT_ID; + uni_txd->seq = seq; + + goto exit; + } + + mcu_txd = (struct mt76_connac2_mcu_txd *)txd; + mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); + mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, + MT_TX_MCU_PORT_RX_Q0)); + mcu_txd->pkt_type = MCU_PKT_ID; + mcu_txd->seq = seq; + mcu_txd->cid = mcu_cmd; + mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); + + if (mcu_txd->ext_cid || (cmd & __MCU_CMD_FIELD_CE)) { + if (cmd & __MCU_CMD_FIELD_QUERY) + mcu_txd->set_query = MCU_Q_QUERY; + else + mcu_txd->set_query = MCU_Q_SET; + mcu_txd->ext_cid_ack = !!mcu_txd->ext_cid; + } else { + mcu_txd->set_query = MCU_Q_NA; + } + + if (cmd & __MCU_CMD_FIELD_WA) + mcu_txd->s2d_index = MCU_S2D_H2C; + else + mcu_txd->s2d_index = MCU_S2D_H2N; + +exit: + if (wait_seq) + *wait_seq = seq; + + return 0; +} +EXPORT_SYMBOL_GPL(mt7925_mcu_fill_message); + +int mt7925_mcu_set_rts_thresh(struct mt792x_phy *phy, u32 val) +{ + struct { + u8 band_idx; + u8 _rsv[3]; + + __le16 tag; + __le16 len; + __le32 len_thresh; + __le32 pkt_thresh; + } __packed req = { + .band_idx = phy->mt76->band_idx, + .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), + .len = cpu_to_le16(sizeof(req) - 4), + .len_thresh = cpu_to_le32(val), + .pkt_thresh = cpu_to_le32(0x2), + }; + + return mt76_mcu_send_msg(&phy->dev->mt76, MCU_UNI_CMD(BAND_CONFIG), + &req, sizeof(req), true); +} + +int mt7925_mcu_set_radio_en(struct mt792x_phy *phy, bool enable) +{ + struct { + u8 band_idx; + u8 _rsv[3]; + + __le16 tag; + __le16 len; + u8 enable; + u8 _rsv2[3]; + } __packed req = { + .band_idx = phy->mt76->band_idx, + .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), + .len = cpu_to_le16(sizeof(req) - 4), + .enable = enable, + }; + + return mt76_mcu_send_msg(&phy->dev->mt76, MCU_UNI_CMD(BAND_CONFIG), + &req, sizeof(req), true); +} + +static void +mt7925_mcu_build_sku(struct mt76_dev *dev, s8 *sku, + struct mt76_power_limits *limits, + enum nl80211_band band) +{ + int i, offset = sizeof(limits->cck); + + memset(sku, 127, MT_CONNAC3_SKU_POWER_LIMIT); + + if (band == NL80211_BAND_2GHZ) { + /* cck */ + memcpy(sku, limits->cck, sizeof(limits->cck)); + } + + /* ofdm */ + memcpy(&sku[offset], limits->ofdm, sizeof(limits->ofdm)); + offset += (sizeof(limits->ofdm) * 5); + + /* ht */ + for (i = 0; i < 2; i++) { + memcpy(&sku[offset], limits->mcs[i], 8); + offset += 8; + } + sku[offset++] = limits->mcs[0][0]; + + /* vht */ + for (i = 0; i < ARRAY_SIZE(limits->mcs); i++) { + memcpy(&sku[offset], limits->mcs[i], + ARRAY_SIZE(limits->mcs[i])); + offset += 12; + } + + /* he */ + for (i = 0; i < ARRAY_SIZE(limits->ru); i++) { + memcpy(&sku[offset], limits->ru[i], ARRAY_SIZE(limits->ru[i])); + offset += ARRAY_SIZE(limits->ru[i]); + } + + /* eht */ + for (i = 0; i < ARRAY_SIZE(limits->eht); i++) { + memcpy(&sku[offset], limits->eht[i], ARRAY_SIZE(limits->eht[i])); + offset += ARRAY_SIZE(limits->eht[i]); + } +} + +static int +mt7925_mcu_rate_txpower_band(struct mt76_phy *phy, + enum nl80211_band band) +{ + int tx_power, n_chan, last_ch, err = 0, idx = 0; + int i, sku_len, batch_size, batch_len = 3; + struct mt76_dev *dev = phy->dev; + static const u8 chan_list_2ghz[] = { + 1, 2, 3, 4, 5, 6, 7, + 8, 9, 10, 11, 12, 13, 14 + }; + static const u8 chan_list_5ghz[] = { + 36, 38, 40, 42, 44, 46, 48, + 50, 52, 54, 56, 58, 60, 62, + 64, 100, 102, 104, 106, 108, 110, + 112, 114, 116, 118, 120, 122, 124, + 126, 128, 132, 134, 136, 138, 140, + 142, 144, 149, 151, 153, 155, 157, + 159, 161, 165, 167 + }; + static const u8 chan_list_6ghz[] = { + 1, 3, 5, 7, 9, 11, 13, + 15, 17, 19, 21, 23, 25, 27, + 29, 33, 35, 37, 39, 41, 43, + 45, 47, 49, 51, 53, 55, 57, + 59, 61, 65, 67, 69, 71, 73, + 75, 77, 79, 81, 83, 85, 87, + 89, 91, 93, 97, 99, 101, 103, + 105, 107, 109, 111, 113, 115, 117, + 119, 121, 123, 125, 129, 131, 133, + 135, 137, 139, 141, 143, 145, 147, + 149, 151, 153, 155, 157, 161, 163, + 165, 167, 169, 171, 173, 175, 177, + 179, 181, 183, 185, 187, 189, 193, + 195, 197, 199, 201, 203, 205, 207, + 209, 211, 213, 215, 217, 219, 221, + 225, 227, 229, 233 + }; + struct mt76_power_limits *limits; + struct mt7925_sku_tlv *sku_tlbv; + const u8 *ch_list; + + sku_len = sizeof(*sku_tlbv); + tx_power = 2 * phy->hw->conf.power_level; + if (!tx_power) + tx_power = 127; + + if (band == NL80211_BAND_2GHZ) { + n_chan = ARRAY_SIZE(chan_list_2ghz); + ch_list = chan_list_2ghz; + last_ch = chan_list_2ghz[ARRAY_SIZE(chan_list_2ghz) - 1]; + } else if (band == NL80211_BAND_6GHZ) { + n_chan = ARRAY_SIZE(chan_list_6ghz); + ch_list = chan_list_6ghz; + last_ch = chan_list_6ghz[ARRAY_SIZE(chan_list_6ghz) - 1]; + } else { + n_chan = ARRAY_SIZE(chan_list_5ghz); + ch_list = chan_list_5ghz; + last_ch = chan_list_5ghz[ARRAY_SIZE(chan_list_5ghz) - 1]; + } + batch_size = DIV_ROUND_UP(n_chan, batch_len); + + limits = devm_kmalloc(dev->dev, sizeof(*limits), GFP_KERNEL); + if (!limits) + return -ENOMEM; + + sku_tlbv = devm_kmalloc(dev->dev, sku_len, GFP_KERNEL); + if (!sku_tlbv) { + devm_kfree(dev->dev, limits); + return -ENOMEM; + } + + for (i = 0; i < batch_size; i++) { + struct mt7925_tx_power_limit_tlv *tx_power_tlv; + int j, msg_len, num_ch; + struct sk_buff *skb; + + num_ch = i == batch_size - 1 ? n_chan % batch_len : batch_len; + msg_len = sizeof(*tx_power_tlv) + num_ch * sku_len; + skb = mt76_mcu_msg_alloc(dev, NULL, msg_len); + if (!skb) { + err = -ENOMEM; + goto out; + } + + tx_power_tlv = (struct mt7925_tx_power_limit_tlv *) + skb_put(skb, sizeof(*tx_power_tlv)); + + BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(tx_power_tlv->alpha2)); + memcpy(tx_power_tlv->alpha2, dev->alpha2, sizeof(dev->alpha2)); + tx_power_tlv->n_chan = num_ch; + tx_power_tlv->tag = cpu_to_le16(0x1); + tx_power_tlv->len = cpu_to_le16(sizeof(*tx_power_tlv)); + + switch (band) { + case NL80211_BAND_2GHZ: + tx_power_tlv->band = 1; + break; + case NL80211_BAND_6GHZ: + tx_power_tlv->band = 3; + break; + default: + tx_power_tlv->band = 2; + break; + } + + for (j = 0; j < num_ch; j++, idx++) { + struct ieee80211_channel chan = { + .hw_value = ch_list[idx], + .band = band, + }; + s8 reg_power, sar_power; + + reg_power = mt76_connac_get_ch_power(phy, &chan, + tx_power); + sar_power = mt76_get_sar_power(phy, &chan, reg_power); + + mt76_get_rate_power_limits(phy, &chan, limits, + sar_power); + + tx_power_tlv->last_msg = ch_list[idx] == last_ch; + sku_tlbv->channel = ch_list[idx]; + + mt7925_mcu_build_sku(dev, sku_tlbv->pwr_limit, + limits, band); + skb_put_data(skb, sku_tlbv, sku_len); + } + err = mt76_mcu_skb_send_msg(dev, skb, + MCU_UNI_CMD(SET_POWER_LIMIT), + true); + if (err < 0) + goto out; + } + +out: + devm_kfree(dev->dev, sku_tlbv); + devm_kfree(dev->dev, limits); + return err; +} + +int mt7925_mcu_set_rate_txpower(struct mt76_phy *phy) +{ + int err; + + if (phy->cap.has_2ghz) { + err = mt7925_mcu_rate_txpower_band(phy, + NL80211_BAND_2GHZ); + if (err < 0) + return err; + } + + if (phy->cap.has_5ghz) { + err = mt7925_mcu_rate_txpower_band(phy, + NL80211_BAND_5GHZ); + if (err < 0) + return err; + } + + if (phy->cap.has_6ghz) { + err = mt7925_mcu_rate_txpower_band(phy, + NL80211_BAND_6GHZ); + if (err < 0) + return err; + } + + return 0; +} + +int mt7925_mcu_set_rxfilter(struct mt792x_dev *dev, u32 fif, + u8 bit_op, u32 bit_map) +{ + struct mt792x_phy *phy = &dev->phy; + struct { + u8 band_idx; + u8 rsv1[3]; + + __le16 tag; + __le16 len; + u8 mode; + u8 rsv2[3]; + __le32 fif; + __le32 bit_map; /* bit_* for bitmap update */ + u8 bit_op; + u8 pad[51]; + } __packed req = { + .band_idx = phy->mt76->band_idx, + .tag = cpu_to_le16(UNI_BAND_CONFIG_SET_MAC80211_RX_FILTER), + .len = cpu_to_le16(sizeof(req) - 4), + + .mode = fif ? 0 : 1, + .fif = cpu_to_le32(fif), + .bit_map = cpu_to_le32(bit_map), + .bit_op = bit_op, + }; + + return mt76_mcu_send_msg(&phy->dev->mt76, MCU_UNI_CMD(BAND_CONFIG), + &req, sizeof(req), true); +}