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path: root/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/mcu.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7915/mcu.c2313
1 files changed, 2313 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
new file mode 100644
index 000000000000..dad2c300d0f2
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -0,0 +1,2313 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#include <linux/firmware.h>
+#include <linux/fs.h>
+#include "mt7915.h"
+#include "mcu.h"
+#include "mac.h"
+#include "eeprom.h"
+
+struct mt7915_patch_hdr {
+ char build_date[16];
+ char platform[4];
+ __be32 hw_sw_ver;
+ __be32 patch_ver;
+ __be16 checksum;
+ u16 reserved;
+ struct {
+ __be32 patch_ver;
+ __be32 subsys;
+ __be32 feature;
+ __be32 n_region;
+ __be32 crc;
+ u32 reserved[11];
+ } desc;
+} __packed;
+
+struct mt7915_patch_sec {
+ __be32 type;
+ __be32 offs;
+ __be32 size;
+ union {
+ __be32 spec[13];
+ struct {
+ __be32 addr;
+ __be32 len;
+ __be32 sec_key_idx;
+ __be32 align_len;
+ u32 reserved[9];
+ } info;
+ };
+} __packed;
+
+struct mt7915_fw_trailer {
+ u8 chip_id;
+ u8 eco_code;
+ u8 n_region;
+ u8 format_ver;
+ u8 format_flag;
+ u8 reserved[2];
+ char fw_ver[10];
+ char build_date[15];
+ u32 crc;
+} __packed;
+
+struct mt7915_fw_region {
+ __le32 decomp_crc;
+ __le32 decomp_len;
+ __le32 decomp_blk_sz;
+ u8 reserved[4];
+ __le32 addr;
+ __le32 len;
+ u8 feature_set;
+ u8 reserved1[15];
+} __packed;
+
+#define MCU_PATCH_ADDRESS 0x200000
+
+#define FW_FEATURE_SET_ENCRYPT BIT(0)
+#define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1)
+#define FW_FEATURE_OVERRIDE_ADDR BIT(5)
+
+#define DL_MODE_ENCRYPT BIT(0)
+#define DL_MODE_KEY_IDX GENMASK(2, 1)
+#define DL_MODE_RESET_SEC_IV BIT(3)
+#define DL_MODE_WORKING_PDA_CR4 BIT(4)
+#define DL_MODE_NEED_RSP BIT(31)
+
+#define FW_START_OVERRIDE BIT(0)
+#define FW_START_WORKING_PDA_CR4 BIT(2)
+
+#define PATCH_SEC_TYPE_MASK GENMASK(15, 0)
+#define PATCH_SEC_TYPE_INFO 0x2
+
+#define to_wcid_lo(id) FIELD_GET(GENMASK(7, 0), (u16)id)
+#define to_wcid_hi(id) FIELD_GET(GENMASK(9, 8), (u16)id)
+
+static enum mt7915_cipher_type
+mt7915_mcu_get_cipher(int cipher)
+{
+ switch (cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ return MT_CIPHER_WEP40;
+ case WLAN_CIPHER_SUITE_WEP104:
+ return MT_CIPHER_WEP104;
+ case WLAN_CIPHER_SUITE_TKIP:
+ return MT_CIPHER_TKIP;
+ case WLAN_CIPHER_SUITE_AES_CMAC:
+ return MT_CIPHER_BIP_CMAC_128;
+ case WLAN_CIPHER_SUITE_CCMP:
+ return MT_CIPHER_AES_CCMP;
+ case WLAN_CIPHER_SUITE_CCMP_256:
+ return MT_CIPHER_CCMP_256;
+ case WLAN_CIPHER_SUITE_GCMP:
+ return MT_CIPHER_GCMP;
+ case WLAN_CIPHER_SUITE_GCMP_256:
+ return MT_CIPHER_GCMP_256;
+ case WLAN_CIPHER_SUITE_SMS4:
+ return MT_CIPHER_WAPI;
+ default:
+ return MT_CIPHER_NONE;
+ }
+}
+
+static u8 mt7915_mcu_chan_bw(struct cfg80211_chan_def *chandef)
+{
+ static const u8 width_to_bw[] = {
+ [NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ,
+ [NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ,
+ [NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ,
+ [NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ,
+ [NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ,
+ [NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ,
+ [NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ,
+ [NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ,
+ };
+
+ if (chandef->width >= ARRAY_SIZE(width_to_bw))
+ return 0;
+
+ return width_to_bw[chandef->width];
+}
+
+static u8
+mt7915_get_phy_mode(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ enum nl80211_band band, struct ieee80211_sta *sta)
+{
+ struct ieee80211_sta_ht_cap *ht_cap;
+ struct ieee80211_sta_vht_cap *vht_cap;
+ u8 mode = 0;
+
+ if (sta) {
+ ht_cap = &sta->ht_cap;
+ vht_cap = &sta->vht_cap;
+ } else {
+ struct ieee80211_supported_band *sband;
+
+ if (band == NL80211_BAND_2GHZ)
+ sband = &dev->mphy.sband_2g.sband;
+ else
+ sband = &dev->mphy.sband_5g.sband;
+
+ ht_cap = &sband->ht_cap;
+ vht_cap = &sband->vht_cap;
+ }
+
+ if (band == NL80211_BAND_2GHZ) {
+ mode |= PHY_MODE_B | PHY_MODE_G;
+
+ if (ht_cap->ht_supported)
+ mode |= PHY_MODE_GN;
+ } else if (band == NL80211_BAND_5GHZ) {
+ mode |= PHY_MODE_A;
+
+ if (ht_cap->ht_supported)
+ mode |= PHY_MODE_AN;
+
+ if (vht_cap->vht_supported)
+ mode |= PHY_MODE_AC;
+ }
+
+ return mode;
+}
+
+static int __mt7915_mcu_msg_send(struct mt7915_dev *dev, struct sk_buff *skb,
+ int cmd, int *wait_seq)
+{
+ struct mt7915_mcu_txd *mcu_txd;
+ u8 seq, pkt_fmt, qidx;
+ enum mt7915_txq_id txq;
+ __le32 *txd;
+ u32 val;
+
+ seq = ++dev->mt76.mcu.msg_seq & 0xf;
+ if (!seq)
+ seq = ++dev->mt76.mcu.msg_seq & 0xf;
+
+ if (cmd == -MCU_CMD_FW_SCATTER) {
+ txq = MT_TXQ_FWDL;
+ goto exit;
+ }
+
+ mcu_txd = (struct mt7915_mcu_txd *)skb_push(skb, sizeof(*mcu_txd));
+
+ if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) {
+ txq = MT_TXQ_MCU_WA;
+ qidx = MT_TX_MCU_PORT_RX_Q0;
+ pkt_fmt = MT_TX_TYPE_CMD;
+ } else {
+ txq = MT_TXQ_MCU;
+ qidx = MT_TX_MCU_PORT_RX_Q0;
+ pkt_fmt = MT_TX_TYPE_CMD;
+ }
+
+ txd = mcu_txd->txd;
+
+ val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) |
+ FIELD_PREP(MT_TXD0_PKT_FMT, pkt_fmt) |
+ FIELD_PREP(MT_TXD0_Q_IDX, qidx);
+ txd[0] = cpu_to_le32(val);
+
+ val = MT_TXD1_LONG_FORMAT |
+ FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD);
+ txd[1] = cpu_to_le32(val);
+
+ 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, qidx));
+ mcu_txd->pkt_type = MCU_PKT_ID;
+ mcu_txd->seq = seq;
+
+ if (cmd < 0) {
+ mcu_txd->set_query = MCU_Q_NA;
+ mcu_txd->cid = -cmd;
+ } else {
+ mcu_txd->cid = MCU_CMD_EXT_CID;
+ mcu_txd->ext_cid = cmd;
+ mcu_txd->ext_cid_ack = 1;
+
+ /* do not use Q_SET for efuse */
+ if (cmd == MCU_EXT_CMD_EFUSE_ACCESS)
+ mcu_txd->set_query = MCU_Q_QUERY;
+ else
+ mcu_txd->set_query = MCU_Q_SET;
+ }
+
+ mcu_txd->s2d_index = MCU_S2D_H2N;
+ BUILD_BUG_ON(cmd == MCU_EXT_CMD_EFUSE_ACCESS &&
+ mcu_txd->set_query != MCU_Q_QUERY);
+
+exit:
+ if (wait_seq)
+ *wait_seq = seq;
+
+ return mt76_tx_queue_skb_raw(dev, txq, skb, 0);
+}
+
+static int
+mt7915_mcu_parse_eeprom(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_eeprom_info *res;
+ u8 *buf;
+
+ if (!skb)
+ return -EINVAL;
+
+ skb_pull(skb, sizeof(struct mt7915_mcu_rxd));
+
+ res = (struct mt7915_mcu_eeprom_info *)skb->data;
+ buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr);
+ memcpy(buf, res->data, 16);
+
+ return 0;
+}
+
+static int
+mt7915_mcu_parse_response(struct mt7915_dev *dev, int cmd,
+ struct sk_buff *skb, int seq)
+{
+ struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
+ int ret = 0;
+
+ if (seq != rxd->seq)
+ return -EAGAIN;
+
+ switch (cmd) {
+ case -MCU_CMD_PATCH_SEM_CONTROL:
+ skb_pull(skb, sizeof(*rxd) - 4);
+ ret = *skb->data;
+ break;
+ case MCU_EXT_CMD_THERMAL_CTRL:
+ skb_pull(skb, sizeof(*rxd) + 4);
+ ret = le32_to_cpu(*(__le32 *)skb->data);
+ break;
+ case MCU_EXT_CMD_EFUSE_ACCESS:
+ ret = mt7915_mcu_parse_eeprom(dev, skb);
+ break;
+ default:
+ break;
+ }
+ dev_kfree_skb(skb);
+
+ return ret;
+}
+
+static int
+mt7915_mcu_wait_response(struct mt7915_dev *dev, int cmd, int seq)
+{
+ unsigned long expires = jiffies + 20 * HZ;
+ struct sk_buff *skb;
+ int ret = 0;
+
+ while (true) {
+ skb = mt76_mcu_get_response(&dev->mt76, expires);
+ if (!skb) {
+ dev_err(dev->mt76.dev, "Message %d (seq %d) timeout\n",
+ cmd, seq);
+ return -ETIMEDOUT;
+ }
+
+ ret = mt7915_mcu_parse_response(dev, cmd, skb, seq);
+ if (ret != -EAGAIN)
+ break;
+ }
+
+ return ret;
+}
+
+static int
+mt7915_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
+ int cmd, bool wait_resp)
+{
+ struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+ int ret, seq;
+
+ mutex_lock(&mdev->mcu.mutex);
+
+ ret = __mt7915_mcu_msg_send(dev, skb, cmd, &seq);
+ if (ret)
+ goto out;
+
+ if (wait_resp)
+ ret = mt7915_mcu_wait_response(dev, cmd, seq);
+
+out:
+ mutex_unlock(&mdev->mcu.mutex);
+
+ return ret;
+}
+
+static int
+mt7915_mcu_msg_send(struct mt76_dev *mdev, int cmd, const void *data,
+ int len, bool wait_resp)
+{
+ struct sk_buff *skb;
+
+ skb = mt76_mcu_msg_alloc(mdev, data, len);
+ if (!skb)
+ return -ENOMEM;
+
+ return __mt76_mcu_skb_send_msg(mdev, skb, cmd, wait_resp);
+}
+
+static void
+mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
+{
+ if (vif->csa_active)
+ ieee80211_csa_finish(vif);
+}
+
+static void
+mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt76_phy *mphy = &dev->mt76.phy;
+ struct mt7915_mcu_rdd_report *r;
+
+ r = (struct mt7915_mcu_rdd_report *)skb->data;
+
+ if (r->idx && dev->mt76.phy2)
+ mphy = dev->mt76.phy2;
+
+ ieee80211_radar_detected(mphy->hw);
+ dev->hw_pattern++;
+}
+
+static void
+mt7915_mcu_tx_rate_cal(struct mt76_phy *mphy, struct mt7915_mcu_ra_info *ra,
+ struct rate_info *rate, u16 r)
+{
+ struct ieee80211_supported_band *sband;
+ u16 ru_idx = le16_to_cpu(ra->ru_idx);
+ u16 flags = 0;
+
+ rate->mcs = FIELD_GET(MT_RA_RATE_MCS, r);
+ rate->nss = FIELD_GET(MT_RA_RATE_NSS, r) + 1;
+
+ switch (FIELD_GET(MT_RA_RATE_TX_MODE, r)) {
+ case MT_PHY_TYPE_CCK:
+ case MT_PHY_TYPE_OFDM:
+ if (mphy->chandef.chan->band == NL80211_BAND_5GHZ)
+ sband = &mphy->sband_5g.sband;
+ else
+ sband = &mphy->sband_2g.sband;
+
+ rate->legacy = sband->bitrates[rate->mcs].bitrate;
+ break;
+ case MT_PHY_TYPE_HT:
+ case MT_PHY_TYPE_HT_GF:
+ rate->mcs += (rate->nss - 1) * 8;
+ flags |= RATE_INFO_FLAGS_MCS;
+
+ if (ra->gi)
+ flags |= RATE_INFO_FLAGS_SHORT_GI;
+ break;
+ case MT_PHY_TYPE_VHT:
+ flags |= RATE_INFO_FLAGS_VHT_MCS;
+
+ if (ra->gi)
+ flags |= RATE_INFO_FLAGS_SHORT_GI;
+ break;
+ case MT_PHY_TYPE_HE_SU:
+ case MT_PHY_TYPE_HE_EXT_SU:
+ case MT_PHY_TYPE_HE_TB:
+ case MT_PHY_TYPE_HE_MU:
+ rate->he_gi = ra->gi;
+ rate->he_dcm = FIELD_GET(MT_RA_RATE_DCM_EN, r);
+
+ flags |= RATE_INFO_FLAGS_HE_MCS;
+ break;
+ default:
+ break;
+ }
+ rate->flags = flags;
+
+ if (ru_idx) {
+ switch (ru_idx) {
+ case 1 ... 2:
+ rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_996;
+ break;
+ case 3 ... 6:
+ rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_484;
+ break;
+ case 7 ... 14:
+ rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_242;
+ break;
+ default:
+ rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_106;
+ break;
+ }
+ rate->bw = RATE_INFO_BW_HE_RU;
+ } else {
+ u8 bw = mt7915_mcu_chan_bw(&mphy->chandef) -
+ FIELD_GET(MT_RA_RATE_BW, r);
+
+ switch (bw) {
+ case IEEE80211_STA_RX_BW_160:
+ rate->bw = RATE_INFO_BW_160;
+ break;
+ case IEEE80211_STA_RX_BW_80:
+ rate->bw = RATE_INFO_BW_80;
+ break;
+ case IEEE80211_STA_RX_BW_40:
+ rate->bw = RATE_INFO_BW_40;
+ break;
+ default:
+ rate->bw = RATE_INFO_BW_20;
+ break;
+ }
+ }
+}
+
+static void
+mt7915_mcu_tx_rate_report(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_ra_info *ra = (struct mt7915_mcu_ra_info *)skb->data;
+ u16 wcidx = le16_to_cpu(ra->wlan_idx);
+ struct mt76_wcid *wcid = rcu_dereference(dev->mt76.wcid[wcidx]);
+ struct mt7915_sta *msta = container_of(wcid, struct mt7915_sta, wcid);
+ struct mt7915_sta_stats *stats = &msta->stats;
+ struct mt76_phy *mphy = &dev->mphy;
+ struct rate_info rate = {}, prob_rate = {};
+ u16 attempts = le16_to_cpu(ra->attempts);
+ u16 curr = le16_to_cpu(ra->curr_rate);
+ u16 probe = le16_to_cpu(ra->prob_up_rate);
+
+ if (msta->wcid.ext_phy && dev->mt76.phy2)
+ mphy = dev->mt76.phy2;
+
+ /* current rate */
+ mt7915_mcu_tx_rate_cal(mphy, ra, &rate, curr);
+ stats->tx_rate = rate;
+
+ /* probing rate */
+ mt7915_mcu_tx_rate_cal(mphy, ra, &prob_rate, probe);
+ stats->prob_rate = prob_rate;
+
+ if (attempts) {
+ u16 success = le16_to_cpu(ra->success);
+
+ stats->per = 1000 * (attempts - success) / attempts;
+ }
+}
+
+static void
+mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
+
+ switch (rxd->ext_eid) {
+ case MCU_EXT_EVENT_RDD_REPORT:
+ mt7915_mcu_rx_radar_detected(dev, skb);
+ break;
+ case MCU_EXT_EVENT_CSA_NOTIFY:
+ ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw,
+ IEEE80211_IFACE_ITER_RESUME_ALL,
+ mt7915_mcu_csa_finish, dev);
+ break;
+ case MCU_EXT_EVENT_RATE_REPORT:
+ mt7915_mcu_tx_rate_report(dev, skb);
+ break;
+ default:
+ break;
+ }
+}
+
+static void
+mt7915_mcu_rx_unsolicited_event(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
+
+ switch (rxd->eid) {
+ case MCU_EVENT_EXT:
+ mt7915_mcu_rx_ext_event(dev, skb);
+ break;
+ default:
+ break;
+ }
+ dev_kfree_skb(skb);
+}
+
+void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
+
+ if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT ||
+ rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP ||
+ rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC ||
+ rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT ||
+ !rxd->seq)
+ mt7915_mcu_rx_unsolicited_event(dev, skb);
+ else
+ mt76_mcu_rx_event(&dev->mt76, skb);
+}
+
+static struct sk_buff *
+mt7915_mcu_alloc_sta_req(struct mt7915_dev *dev, struct mt7915_vif *mvif,
+ struct mt7915_sta *msta, int len)
+{
+ struct sta_req_hdr hdr = {
+ .bss_idx = mvif->idx,
+ .wlan_idx_lo = msta ? to_wcid_lo(msta->wcid.idx) : 0,
+ .wlan_idx_hi = msta ? to_wcid_hi(msta->wcid.idx) : 0,
+ .muar_idx = msta ? mvif->omac_idx : 0,
+ .is_tlv_append = 1,
+ };
+ struct sk_buff *skb;
+
+ skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len);
+ if (!skb)
+ return ERR_PTR(-ENOMEM);
+
+ skb_put_data(skb, &hdr, sizeof(hdr));
+
+ return skb;
+}
+
+static struct wtbl_req_hdr *
+mt7915_mcu_alloc_wtbl_req(struct mt7915_dev *dev, struct mt7915_sta *msta,
+ int cmd, void *sta_wtbl, struct sk_buff **skb)
+{
+ struct tlv *sta_hdr = sta_wtbl;
+ struct wtbl_req_hdr hdr = {
+ .wlan_idx_lo = to_wcid_lo(msta->wcid.idx),
+ .wlan_idx_hi = to_wcid_hi(msta->wcid.idx),
+ .operation = cmd,
+ };
+ struct sk_buff *nskb = *skb;
+
+ if (!nskb) {
+ nskb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
+ MT7915_WTBL_UPDATE_BA_SIZE);
+ if (!nskb)
+ return ERR_PTR(-ENOMEM);
+
+ *skb = nskb;
+ }
+
+ if (sta_hdr)
+ sta_hdr->len = cpu_to_le16(sizeof(hdr));
+
+ return skb_put_data(nskb, &hdr, sizeof(hdr));
+}
+
+static struct tlv *
+mt7915_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len,
+ void *sta_ntlv, void *sta_wtbl)
+{
+ struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv;
+ struct tlv *sta_hdr = sta_wtbl;
+ struct tlv *ptlv, tlv = {
+ .tag = cpu_to_le16(tag),
+ .len = cpu_to_le16(len),
+ };
+ u16 ntlv;
+
+ ptlv = skb_put(skb, len);
+ memcpy(ptlv, &tlv, sizeof(tlv));
+
+ ntlv = le16_to_cpu(ntlv_hdr->tlv_num);
+ ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1);
+
+ if (sta_hdr) {
+ u16 size = le16_to_cpu(sta_hdr->len);
+
+ sta_hdr->len = cpu_to_le16(size + len);
+ }
+
+ return ptlv;
+}
+
+static struct tlv *
+mt7915_mcu_add_tlv(struct sk_buff *skb, int tag, int len)
+{
+ return mt7915_mcu_add_nested_tlv(skb, tag, len, skb->data, NULL);
+}
+
+static struct tlv *
+mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len,
+ __le16 *sub_ntlv, __le16 *len)
+{
+ struct tlv *ptlv, tlv = {
+ .tag = cpu_to_le16(sub_tag),
+ .len = cpu_to_le16(sub_len),
+ };
+
+ ptlv = skb_put(skb, sub_len);
+ memcpy(ptlv, &tlv, sizeof(tlv));
+
+ *sub_ntlv = cpu_to_le16(le16_to_cpu(*sub_ntlv) + 1);
+ *len = cpu_to_le16(le16_to_cpu(*len) + sub_len);
+
+ return ptlv;
+}
+
+/** bss info **/
+static int
+mt7915_mcu_bss_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct mt7915_phy *phy, bool enable)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ enum nl80211_band band = chandef->chan->band;
+ struct bss_info_basic *bss;
+ u16 wlan_idx = mvif->sta.wcid.idx;
+ u32 type = NETWORK_INFRA;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss));
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_AP:
+ break;
+ case NL80211_IFTYPE_STATION:
+ /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */
+ if (enable) {
+ struct ieee80211_sta *sta;
+ struct mt7915_sta *msta;
+
+ rcu_read_lock();
+ sta = ieee80211_find_sta(vif, vif->bss_conf.bssid);
+ if (!sta) {
+ rcu_read_unlock();
+ return -EINVAL;
+ }
+
+ msta = (struct mt7915_sta *)sta->drv_priv;
+ wlan_idx = msta->wcid.idx;
+ rcu_read_unlock();
+ }
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ type = NETWORK_IBSS;
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ bss = (struct bss_info_basic *)tlv;
+ memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN);
+ bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int);
+ bss->network_type = cpu_to_le32(type);
+ bss->dtim_period = vif->bss_conf.dtim_period;
+ bss->bmc_wcid_lo = to_wcid_lo(wlan_idx);
+ bss->bmc_wcid_hi = to_wcid_hi(wlan_idx);
+ bss->phy_mode = mt7915_get_phy_mode(phy->dev, vif, band, NULL);
+ bss->wmm_idx = mvif->wmm_idx;
+ bss->active = enable;
+
+ return 0;
+}
+
+static void
+mt7915_mcu_bss_omac_tlv(struct sk_buff *skb, struct ieee80211_vif *vif)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct bss_info_omac *omac;
+ struct tlv *tlv;
+ u32 type = 0;
+ u8 idx;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac));
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_AP:
+ type = CONNECTION_INFRA_AP;
+ break;
+ case NL80211_IFTYPE_STATION:
+ type = CONNECTION_INFRA_STA;
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ type = CONNECTION_IBSS_ADHOC;
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ omac = (struct bss_info_omac *)tlv;
+ idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx;
+ omac->conn_type = cpu_to_le32(type);
+ omac->omac_idx = mvif->omac_idx;
+ omac->band_idx = mvif->band_idx;
+ omac->hw_bss_idx = idx;
+}
+
+static void
+mt7915_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct mt7915_phy *phy)
+{
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ struct bss_info_rf_ch *ch;
+ struct tlv *tlv;
+ int freq1 = chandef->center_freq1;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RF_CH, sizeof(*ch));
+
+ ch = (struct bss_info_rf_ch *)tlv;
+ ch->pri_ch = chandef->chan->hw_value;
+ ch->center_ch0 = ieee80211_frequency_to_channel(freq1);
+ ch->bw = mt7915_mcu_chan_bw(chandef);
+
+ if (chandef->width == NL80211_CHAN_WIDTH_80P80) {
+ int freq2 = chandef->center_freq2;
+
+ ch->center_ch1 = ieee80211_frequency_to_channel(freq2);
+ }
+
+ ch->he_all_disable = true;
+}
+
+static void
+mt7915_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct mt7915_phy *phy)
+{
+ struct bss_info_ra *ra;
+ struct tlv *tlv;
+ int max_nss = hweight8(phy->chainmask);
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RA, sizeof(*ra));
+
+ ra = (struct bss_info_ra *)tlv;
+ ra->op_mode = vif->type == NL80211_IFTYPE_AP;
+ ra->adhoc_en = vif->type == NL80211_IFTYPE_ADHOC;
+ ra->short_preamble = true;
+ ra->tx_streams = max_nss;
+ ra->rx_streams = max_nss;
+ ra->algo = 4;
+ ra->train_up_rule = 2;
+ ra->train_up_high_thres = 110;
+ ra->train_up_rule_rssi = -70;
+ ra->low_traffic_thres = 2;
+ ra->phy_cap = cpu_to_le32(0xfdf);
+ ra->interval = cpu_to_le32(500);
+ ra->fast_interval = cpu_to_le32(100);
+}
+
+static void
+mt7915_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt7915_vif *mvif)
+{
+/* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */
+#define BCN_TX_ESTIMATE_TIME (4096 + 20)
+ struct bss_info_ext_bss *ext;
+ int ext_bss_idx, tsf_offset;
+ struct tlv *tlv;
+
+ ext_bss_idx = mvif->omac_idx - EXT_BSSID_START;
+ if (ext_bss_idx < 0)
+ return;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext));
+
+ ext = (struct bss_info_ext_bss *)tlv;
+ tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME;
+ ext->mbss_tsf_offset = cpu_to_le32(tsf_offset);
+}
+
+static void
+mt7915_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt7915_phy *phy)
+{
+ struct bss_info_bmc_rate *bmc;
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ enum nl80211_band band = chandef->chan->band;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BMC_RATE, sizeof(*bmc));
+
+ bmc = (struct bss_info_bmc_rate *)tlv;
+ if (band == NL80211_BAND_2GHZ) {
+ bmc->short_preamble = true;
+ } else {
+ bmc->bc_trans = cpu_to_le16(0x2000);
+ bmc->mc_trans = cpu_to_le16(0x2080);
+ }
+}
+
+static void
+mt7915_mcu_bss_sync_tlv(struct sk_buff *skb, struct ieee80211_vif *vif)
+{
+ struct bss_info_sync_mode *sync;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_SYNC_MODE, sizeof(*sync));
+
+ sync = (struct bss_info_sync_mode *)tlv;
+ sync->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int);
+ sync->dtim_period = vif->bss_conf.dtim_period;
+ sync->enable = true;
+}
+
+int mt7915_mcu_add_bss_info(struct mt7915_phy *phy,
+ struct ieee80211_vif *vif, int enable)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct sk_buff *skb;
+
+ skb = mt7915_mcu_alloc_sta_req(phy->dev, mvif, NULL,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ /* bss_omac must be first */
+ if (enable)
+ mt7915_mcu_bss_omac_tlv(skb, vif);
+
+ mt7915_mcu_bss_basic_tlv(skb, vif, phy, enable);
+
+ if (enable) {
+ mt7915_mcu_bss_rfch_tlv(skb, vif, phy);
+ mt7915_mcu_bss_bmc_tlv(skb, phy);
+ mt7915_mcu_bss_ra_tlv(skb, vif, phy);
+
+ if (mvif->omac_idx > HW_BSSID_MAX)
+ mt7915_mcu_bss_ext_tlv(skb, mvif);
+ else
+ mt7915_mcu_bss_sync_tlv(skb, vif);
+ }
+
+ return __mt76_mcu_skb_send_msg(&phy->dev->mt76, skb,
+ MCU_EXT_CMD_BSS_INFO_UPDATE, true);
+}
+
+/** starec & wtbl **/
+static int
+mt7915_mcu_sta_key_tlv(struct sk_buff *skb, struct ieee80211_key_conf *key,
+ enum set_key_cmd cmd)
+{
+ struct sta_rec_sec *sec;
+ struct tlv *tlv;
+ u32 len = sizeof(*sec);
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec));
+
+ sec = (struct sta_rec_sec *)tlv;
+ sec->add = cmd;
+
+ if (cmd == SET_KEY) {
+ struct sec_key *sec_key;
+ u8 cipher;
+
+ cipher = mt7915_mcu_get_cipher(key->cipher);
+ if (cipher == MT_CIPHER_NONE)
+ return -EOPNOTSUPP;
+
+ sec_key = &sec->key[0];
+ sec_key->cipher_len = sizeof(*sec_key);
+ sec_key->key_id = key->keyidx;
+
+ if (cipher == MT_CIPHER_BIP_CMAC_128) {
+ sec_key->cipher_id = MT_CIPHER_AES_CCMP;
+ sec_key->key_len = 16;
+ memcpy(sec_key->key, key->key, 16);
+
+ sec_key = &sec->key[1];
+ sec_key->cipher_id = MT_CIPHER_BIP_CMAC_128;
+ sec_key->cipher_len = sizeof(*sec_key);
+ sec_key->key_len = 16;
+ memcpy(sec_key->key, key->key + 16, 16);
+
+ sec->n_cipher = 2;
+ } else {
+ sec_key->cipher_id = cipher;
+ sec_key->key_len = key->keylen;
+ memcpy(sec_key->key, key->key, key->keylen);
+
+ if (cipher == MT_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);
+ }
+
+ len -= sizeof(*sec_key);
+ sec->n_cipher = 1;
+ }
+ } else {
+ len -= sizeof(sec->key);
+ sec->n_cipher = 0;
+ }
+ sec->len = cpu_to_le16(len);
+
+ return 0;
+}
+
+int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct mt7915_sta *msta, struct ieee80211_key_conf *key,
+ enum set_key_cmd cmd)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct sk_buff *skb;
+ int ret;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ ret = mt7915_mcu_sta_key_tlv(skb, key, cmd);
+ if (ret)
+ return ret;
+
+ return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+}
+
+static void
+mt7915_mcu_sta_ba_tlv(struct sk_buff *skb,
+ struct ieee80211_ampdu_params *params,
+ bool enable, bool tx)
+{
+ struct sta_rec_ba *ba;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba));
+
+ ba = (struct sta_rec_ba *)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;
+}
+
+static void
+mt7915_mcu_wtbl_ba_tlv(struct sk_buff *skb,
+ struct ieee80211_ampdu_params *params,
+ bool enable, bool tx, void *sta_wtbl,
+ void *wtbl_tlv)
+{
+ struct wtbl_ba *ba;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba),
+ wtbl_tlv, sta_wtbl);
+
+ ba = (struct wtbl_ba *)tlv;
+ ba->tid = params->tid;
+
+ if (tx) {
+ ba->ba_type = MT_BA_TYPE_ORIGINATOR;
+ ba->sn = enable ? cpu_to_le16(params->ssn) : 0;
+ ba->ba_en = enable;
+ } else {
+ memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN);
+ ba->ba_type = MT_BA_TYPE_RECIPIENT;
+ ba->rst_ba_tid = params->tid;
+ ba->rst_ba_sel = RST_BA_MAC_TID_MATCH;
+ ba->rst_ba_sb = 1;
+ }
+
+ if (enable && tx)
+ ba->ba_winsize = cpu_to_le16(params->buf_size);
+}
+
+static int
+mt7915_mcu_sta_ba(struct mt7915_dev *dev,
+ struct ieee80211_ampdu_params *params,
+ bool enable, bool tx)
+{
+ struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv;
+ struct mt7915_vif *mvif = msta->vif;
+ struct wtbl_req_hdr *wtbl_hdr;
+ struct tlv *sta_wtbl;
+ struct sk_buff *skb;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ mt7915_mcu_sta_ba_tlv(skb, params, enable, tx);
+ sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
+
+ wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl,
+ &skb);
+ mt7915_mcu_wtbl_ba_tlv(skb, params, enable, tx, sta_wtbl, wtbl_hdr);
+
+ return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+}
+
+int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev,
+ struct ieee80211_ampdu_params *params,
+ bool enable)
+{
+ return mt7915_mcu_sta_ba(dev, params, enable, true);
+}
+
+int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev,
+ struct ieee80211_ampdu_params *params,
+ bool enable)
+{
+ return mt7915_mcu_sta_ba(dev, params, enable, false);
+}
+
+static void
+mt7915_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, void *sta_wtbl,
+ void *wtbl_tlv)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct wtbl_generic *generic;
+ struct wtbl_rx *rx;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_GENERIC, sizeof(*generic),
+ wtbl_tlv, sta_wtbl);
+
+ generic = (struct wtbl_generic *)tlv;
+
+ if (sta) {
+ memcpy(generic->peer_addr, sta->addr, ETH_ALEN);
+ generic->partial_aid = cpu_to_le16(sta->aid);
+ generic->muar_idx = mvif->omac_idx;
+ generic->qos = sta->wme;
+ } else {
+ /* use BSSID in station mode */
+ if (vif->type == NL80211_IFTYPE_STATION)
+ memcpy(generic->peer_addr, vif->bss_conf.bssid,
+ ETH_ALEN);
+ else
+ eth_broadcast_addr(generic->peer_addr);
+
+ generic->muar_idx = 0xe;
+ }
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx),
+ wtbl_tlv, sta_wtbl);
+
+ rx = (struct wtbl_rx *)tlv;
+ rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1;
+ rx->rca2 = 1;
+ rx->rv = 1;
+}
+
+static void
+mt7915_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, bool enable)
+{
+#define EXTRA_INFO_VER BIT(0)
+#define EXTRA_INFO_NEW BIT(1)
+ struct sta_rec_basic *basic;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic));
+
+ basic = (struct sta_rec_basic *)tlv;
+ basic->extra_info = cpu_to_le16(EXTRA_INFO_VER);
+
+ if (enable) {
+ basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW);
+ basic->conn_state = CONN_STATE_PORT_SECURE;
+ } else {
+ basic->conn_state = CONN_STATE_DISCONNECT;
+ }
+
+ if (!sta) {
+ basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC);
+ eth_broadcast_addr(basic->peer_addr);
+ return;
+ }
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_AP:
+ basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA);
+ break;
+ case NL80211_IFTYPE_STATION:
+ basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP);
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC);
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ memcpy(basic->peer_addr, sta->addr, ETH_ALEN);
+ basic->aid = cpu_to_le16(sta->aid);
+ basic->qos = sta->wme;
+}
+
+static void
+mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
+ struct ieee80211_sta *sta)
+{
+ struct tlv *tlv;
+
+ if (sta->ht_cap.ht_supported) {
+ struct sta_rec_ht *ht;
+
+ /* starec ht */
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht));
+ ht = (struct sta_rec_ht *)tlv;
+ ht->ht_cap = cpu_to_le16(sta->ht_cap.cap);
+ }
+
+ /* starec vht */
+ if (sta->vht_cap.vht_supported) {
+ struct sta_rec_vht *vht;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
+ vht = (struct sta_rec_vht *)tlv;
+ vht->vht_cap = cpu_to_le32(sta->vht_cap.cap);
+ vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
+ vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map;
+ }
+}
+
+static void
+mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
+ void *sta_wtbl, void *wtbl_tlv)
+{
+ struct wtbl_smps *smps;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps),
+ wtbl_tlv, sta_wtbl);
+ smps = (struct wtbl_smps *)tlv;
+
+ if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC)
+ smps->smps = true;
+}
+
+static void
+mt7915_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
+ void *sta_wtbl, void *wtbl_tlv)
+{
+ struct wtbl_ht *ht = NULL;
+ struct tlv *tlv;
+
+ /* wtbl ht */
+ if (sta->ht_cap.ht_supported) {
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht),
+ wtbl_tlv, sta_wtbl);
+ ht = (struct wtbl_ht *)tlv;
+ ht->ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING;
+ ht->af = sta->ht_cap.ampdu_factor;
+ ht->mm = sta->ht_cap.ampdu_density;
+ ht->ht = true;
+ }
+
+ /* wtbl vht */
+ if (sta->vht_cap.vht_supported) {
+ struct wtbl_vht *vht;
+ u8 af;
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht),
+ wtbl_tlv, sta_wtbl);
+ vht = (struct wtbl_vht *)tlv;
+ vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC,
+ vht->vht = true;
+
+ af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
+ sta->vht_cap.cap);
+ if (ht)
+ ht->af = max_t(u8, ht->af, af);
+ }
+
+ mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv);
+}
+
+int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ struct wtbl_req_hdr *wtbl_hdr;
+ struct tlv *sta_wtbl;
+ struct sk_buff *skb;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
+
+ wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl,
+ &skb);
+ mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr);
+
+ return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+}
+
+static void
+mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ struct cfg80211_chan_def *chandef = &dev->mphy.chandef;
+ struct sta_rec_ra *ra;
+ struct tlv *tlv;
+ enum nl80211_band band = chandef->chan->band;
+ u32 supp_rate = sta->supp_rates[band];
+ int n_rates = hweight32(supp_rate);
+ u32 cap = sta->wme ? STA_CAP_WMM : 0;
+ u8 i, nss = sta->rx_nss, mcs = 0;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra));
+
+ ra = (struct sta_rec_ra *)tlv;
+ ra->valid = true;
+ ra->auto_rate = true;
+ ra->phy_mode = mt7915_get_phy_mode(dev, vif, band, sta);
+ ra->channel = chandef->chan->hw_value;
+ ra->bw = sta->bandwidth;
+ ra->rate_len = n_rates;
+ ra->phy.bw = sta->bandwidth;
+
+ if (n_rates) {
+ if (band == NL80211_BAND_2GHZ) {
+ ra->supp_mode = MODE_CCK;
+ ra->supp_cck_rate = supp_rate & GENMASK(3, 0);
+ ra->phy.type = MT_PHY_TYPE_CCK;
+
+ if (n_rates > 4) {
+ ra->supp_mode |= MODE_OFDM;
+ ra->supp_ofdm_rate = supp_rate >> 4;
+ ra->phy.type = MT_PHY_TYPE_OFDM;
+ }
+ } else {
+ ra->supp_mode = MODE_OFDM;
+ ra->supp_ofdm_rate = supp_rate;
+ ra->phy.type = MT_PHY_TYPE_OFDM;
+ }
+ }
+
+ if (sta->ht_cap.ht_supported) {
+ for (i = 0; i < nss; i++)
+ ra->ht_mcs[i] = sta->ht_cap.mcs.rx_mask[i];
+
+ ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs;
+ ra->supp_mode |= MODE_HT;
+ mcs = hweight32(ra->supp_ht_mcs) - 1;
+ ra->af = sta->ht_cap.ampdu_factor;
+ ra->ht_gf = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD);
+
+ cap |= STA_CAP_HT;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20)
+ cap |= STA_CAP_SGI_20;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40)
+ cap |= STA_CAP_SGI_40;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC)
+ cap |= STA_CAP_TX_STBC;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC)
+ cap |= STA_CAP_RX_STBC;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)
+ cap |= STA_CAP_LDPC;
+ }
+
+ if (sta->vht_cap.vht_supported) {
+ __le16 mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
+ u16 vht_mcs;
+ u8 af, mcs_prev;
+
+ af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
+ sta->vht_cap.cap);
+ ra->af = max_t(u8, ra->af, af);
+
+ cap |= STA_CAP_VHT;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80)
+ cap |= STA_CAP_VHT_SGI_80;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160)
+ cap |= STA_CAP_VHT_SGI_160;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC)
+ cap |= STA_CAP_VHT_TX_STBC;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1)
+ cap |= STA_CAP_VHT_RX_STBC;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)
+ cap |= STA_CAP_VHT_LDPC;
+
+ ra->supp_mode |= MODE_VHT;
+ for (mcs = 0, i = 0; i < nss; i++, mcs_map >>= 2) {
+ switch (mcs_map & 0x3) {
+ case IEEE80211_VHT_MCS_SUPPORT_0_9:
+ vht_mcs = GENMASK(9, 0);
+ break;
+ case IEEE80211_VHT_MCS_SUPPORT_0_8:
+ vht_mcs = GENMASK(8, 0);
+ break;
+ case IEEE80211_VHT_MCS_SUPPORT_0_7:
+ vht_mcs = GENMASK(7, 0);
+ break;
+ default:
+ vht_mcs = 0;
+ }
+
+ ra->supp_vht_mcs[i] = cpu_to_le16(vht_mcs);
+
+ mcs_prev = hweight16(vht_mcs) - 1;
+ if (mcs_prev > mcs)
+ mcs = mcs_prev;
+
+ /* only support 2ss on 160MHz */
+ if (i > 1 && (ra->bw == CMD_CBW_160MHZ ||
+ ra->bw == CMD_CBW_8080MHZ))
+ break;
+ }
+ }
+
+ ra->sta_status = cpu_to_le32(cap);
+
+ switch (BIT(fls(ra->supp_mode) - 1)) {
+ case MODE_VHT:
+ ra->phy.type = MT_PHY_TYPE_VHT;
+ ra->phy.mcs = mcs;
+ ra->phy.nss = nss;
+ ra->phy.stbc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC);
+ ra->phy.ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC);
+ ra->phy.sgi =
+ !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80);
+ break;
+ case MODE_HT:
+ ra->phy.type = MT_PHY_TYPE_HT;
+ ra->phy.mcs = mcs;
+ ra->phy.ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING;
+ ra->phy.stbc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC);
+ ra->phy.sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20);
+ break;
+ default:
+ break;
+ }
+}
+
+int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ struct sk_buff *skb;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta);
+
+ return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+}
+
+int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, bool enable)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct wtbl_req_hdr *wtbl_hdr;
+ struct mt7915_sta *msta;
+ struct tlv *sta_wtbl;
+ struct sk_buff *skb;
+ int ret;
+
+ msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable);
+ if (enable && sta)
+ mt7915_mcu_sta_tlv(dev, skb, sta);
+
+ sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
+
+ wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET,
+ sta_wtbl, &skb);
+ if (enable) {
+ mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr);
+ if (sta)
+ mt7915_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr);
+ }
+
+ ret = __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+ if (ret)
+ return ret;
+
+ if (enable && sta)
+ return mt7915_mcu_add_rate_ctrl(dev, vif, sta);
+
+ return 0;
+}
+
+int mt7915_mcu_add_dev_info(struct mt7915_dev *dev,
+ struct ieee80211_vif *vif, bool enable)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct {
+ struct req_hdr {
+ u8 omac_idx;
+ u8 dbdc_idx;
+ __le16 tlv_num;
+ u8 is_tlv_append;
+ u8 rsv[3];
+ } __packed hdr;
+ struct req_tlv {
+ __le16 tag;
+ __le16 len;
+ u8 active;
+ u8 dbdc_idx;
+ u8 omac_addr[ETH_ALEN];
+ } __packed tlv;
+ } data = {
+ .hdr = {
+ .omac_idx = mvif->omac_idx,
+ .dbdc_idx = mvif->band_idx,
+ .tlv_num = cpu_to_le16(1),
+ .is_tlv_append = 1,
+ },
+ .tlv = {
+ .tag = cpu_to_le16(DEV_INFO_ACTIVE),
+ .len = cpu_to_le16(sizeof(struct req_tlv)),
+ .active = enable,
+ .dbdc_idx = mvif->band_idx,
+ },
+ };
+
+ memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN);
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE,
+ &data, sizeof(data), true);
+}
+
+static void
+mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb,
+ struct bss_info_bcn *bcn,
+ struct ieee80211_mutable_offsets *offs)
+{
+ if (offs->csa_counter_offs[0]) {
+ struct tlv *tlv;
+ struct bss_info_bcn_csa *csa;
+
+ tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA,
+ sizeof(*csa), &bcn->sub_ntlv,
+ &bcn->len);
+ csa = (struct bss_info_bcn_csa *)tlv;
+ csa->cnt = skb->data[offs->csa_counter_offs[0]];
+ }
+}
+
+static void
+mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb,
+ struct sk_buff *skb, struct bss_info_bcn *bcn,
+ struct ieee80211_mutable_offsets *offs)
+{
+ struct mt76_wcid *wcid = &dev->mt76.global_wcid;
+ struct bss_info_bcn_cont *cont;
+ struct tlv *tlv;
+ u8 *buf;
+ int len = sizeof(*cont) + MT_TXD_SIZE + skb->len;
+
+ tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT,
+ len, &bcn->sub_ntlv, &bcn->len);
+
+ cont = (struct bss_info_bcn_cont *)tlv;
+ cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
+ cont->tim_ofs = cpu_to_le16(offs->tim_offset);
+
+ if (offs->csa_counter_offs[0])
+ cont->csa_ofs = cpu_to_le16(offs->csa_counter_offs[0] - 4);
+
+ buf = (u8 *)tlv + sizeof(*cont);
+ mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL,
+ true);
+ memcpy(buf + MT_TXD_SIZE, skb->data, skb->len);
+}
+
+int mt7915_mcu_add_beacon(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif, int en)
+{
+#define MAX_BEACON_SIZE 512
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct ieee80211_mutable_offsets offs;
+ struct ieee80211_tx_info *info;
+ struct sk_buff *skb, *rskb;
+ struct tlv *tlv;
+ struct bss_info_bcn *bcn;
+ int len = MT7915_BEACON_UPDATE_SIZE + MAX_BEACON_SIZE;
+
+ rskb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len);
+ if (IS_ERR(rskb))
+ return PTR_ERR(rskb);
+
+ tlv = mt7915_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn));
+ bcn = (struct bss_info_bcn *)tlv;
+ bcn->enable = en;
+
+ skb = ieee80211_beacon_get_template(hw, vif, &offs);
+ if (!skb)
+ return -EINVAL;
+
+ if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) {
+ dev_err(dev->mt76.dev, "Bcn size limit exceed\n");
+ dev_kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ if (mvif->band_idx) {
+ info = IEEE80211_SKB_CB(skb);
+ info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY;
+ }
+
+ /* TODO: subtag - bss color count & 11v MBSSID */
+ mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs);
+ mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs);
+ dev_kfree_skb(skb);
+
+ return __mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb,
+ MCU_EXT_CMD_BSS_INFO_UPDATE, true);
+}
+
+static int mt7915_mcu_send_firmware(struct mt7915_dev *dev, const void *data,
+ int len)
+{
+ int ret = 0, cur_len;
+
+ while (len > 0) {
+ cur_len = min_t(int, 4096 - sizeof(struct mt7915_mcu_txd),
+ len);
+
+ ret = __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_SCATTER,
+ data, cur_len, false);
+ if (ret)
+ break;
+
+ data += cur_len;
+ len -= cur_len;
+ mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false);
+ }
+
+ return ret;
+}
+
+static int mt7915_mcu_start_firmware(struct mt7915_dev *dev, u32 addr,
+ u32 option)
+{
+ struct {
+ __le32 option;
+ __le32 addr;
+ } req = {
+ .option = cpu_to_le32(option),
+ .addr = cpu_to_le32(addr),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ,
+ &req, sizeof(req), true);
+}
+
+static int mt7915_mcu_restart(struct mt76_dev *dev)
+{
+ struct {
+ u8 power_mode;
+ u8 rsv[3];
+ } req = {
+ .power_mode = 1,
+ };
+
+ return __mt76_mcu_send_msg(dev, -MCU_CMD_NIC_POWER_CTRL, &req,
+ sizeof(req), false);
+}
+
+static int mt7915_mcu_patch_sem_ctrl(struct mt7915_dev *dev, bool get)
+{
+ struct {
+ __le32 op;
+ } req = {
+ .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL,
+ &req, sizeof(req), true);
+}
+
+static int mt7915_mcu_start_patch(struct mt7915_dev *dev)
+{
+ struct {
+ u8 check_crc;
+ u8 reserved[3];
+ } req = {
+ .check_crc = 0,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ,
+ &req, sizeof(req), true);
+}
+
+static int mt7915_driver_own(struct mt7915_dev *dev)
+{
+ u32 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0);
+
+ mt76_wr(dev, reg, MT_TOP_LPCR_HOST_DRV_OWN);
+ if (!mt76_poll_msec(dev, reg, MT_TOP_LPCR_HOST_FW_OWN,
+ 0, 500)) {
+ dev_err(dev->mt76.dev, "Timeout for driver own\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int mt7915_mcu_init_download(struct mt7915_dev *dev, u32 addr,
+ u32 len, u32 mode)
+{
+ struct {
+ __le32 addr;
+ __le32 len;
+ __le32 mode;
+ } req = {
+ .addr = cpu_to_le32(addr),
+ .len = cpu_to_le32(len),
+ .mode = cpu_to_le32(mode),
+ };
+ int attr;
+
+ if (req.addr == MCU_PATCH_ADDRESS)
+ attr = -MCU_CMD_PATCH_START_REQ;
+ else
+ attr = -MCU_CMD_TARGET_ADDRESS_LEN_REQ;
+
+ return __mt76_mcu_send_msg(&dev->mt76, attr, &req, sizeof(req), true);
+}
+
+static int mt7915_load_patch(struct mt7915_dev *dev)
+{
+ const struct mt7915_patch_hdr *hdr;
+ const struct firmware *fw = NULL;
+ int i, ret, sem;
+
+ sem = mt7915_mcu_patch_sem_ctrl(dev, 1);
+ switch (sem) {
+ case PATCH_IS_DL:
+ return 0;
+ case PATCH_NOT_DL_SEM_SUCCESS:
+ break;
+ default:
+ dev_err(dev->mt76.dev, "Failed to get patch semaphore\n");
+ return -EAGAIN;
+ }
+
+ ret = request_firmware(&fw, MT7915_ROM_PATCH, dev->mt76.dev);
+ if (ret)
+ goto out;
+
+ if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
+ dev_err(dev->mt76.dev, "Invalid firmware\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ hdr = (const struct mt7915_patch_hdr *)(fw->data);
+
+ dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n",
+ be32_to_cpu(hdr->hw_sw_ver), hdr->build_date);
+
+ for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) {
+ struct mt7915_patch_sec *sec;
+ const u8 *dl;
+ u32 len, addr;
+
+ sec = (struct mt7915_patch_sec *)(fw->data + sizeof(*hdr) +
+ i * sizeof(*sec));
+ if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) !=
+ PATCH_SEC_TYPE_INFO) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ addr = be32_to_cpu(sec->info.addr);
+ len = be32_to_cpu(sec->info.len);
+ dl = fw->data + be32_to_cpu(sec->offs);
+
+ ret = mt7915_mcu_init_download(dev, addr, len,
+ DL_MODE_NEED_RSP);
+ if (ret) {
+ dev_err(dev->mt76.dev, "Download request failed\n");
+ goto out;
+ }
+
+ ret = mt7915_mcu_send_firmware(dev, dl, len);
+ if (ret) {
+ dev_err(dev->mt76.dev, "Failed to send patch\n");
+ goto out;
+ }
+ }
+
+ ret = mt7915_mcu_start_patch(dev);
+ if (ret)
+ dev_err(dev->mt76.dev, "Failed to start patch\n");
+
+out:
+ sem = mt7915_mcu_patch_sem_ctrl(dev, 0);
+ switch (sem) {
+ case PATCH_REL_SEM_SUCCESS:
+ break;
+ default:
+ ret = -EAGAIN;
+ dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
+ goto out;
+ }
+ release_firmware(fw);
+
+ return ret;
+}
+
+static u32 mt7915_mcu_gen_dl_mode(u8 feature_set, bool is_wa)
+{
+ u32 ret = 0;
+
+ ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ?
+ (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0;
+ ret |= FIELD_PREP(DL_MODE_KEY_IDX,
+ FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set));
+ ret |= DL_MODE_NEED_RSP;
+ ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0;
+
+ return ret;
+}
+
+static int
+mt7915_mcu_send_ram_firmware(struct mt7915_dev *dev,
+ const struct mt7915_fw_trailer *hdr,
+ const u8 *data, bool is_wa)
+{
+ int i, offset = 0;
+ u32 override = 0, option = 0;
+
+ for (i = 0; i < hdr->n_region; i++) {
+ const struct mt7915_fw_region *region;
+ int err;
+ u32 len, addr, mode;
+
+ region = (const struct mt7915_fw_region *)((const u8 *)hdr -
+ (hdr->n_region - i) * sizeof(*region));
+ mode = mt7915_mcu_gen_dl_mode(region->feature_set, is_wa);
+ len = le32_to_cpu(region->len);
+ addr = le32_to_cpu(region->addr);
+
+ if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR)
+ override = addr;
+
+ err = mt7915_mcu_init_download(dev, addr, len, mode);
+ if (err) {
+ dev_err(dev->mt76.dev, "Download request failed\n");
+ return err;
+ }
+
+ err = mt7915_mcu_send_firmware(dev, data + offset, len);
+ if (err) {
+ dev_err(dev->mt76.dev, "Failed to send firmware.\n");
+ return err;
+ }
+
+ offset += len;
+ }
+
+ if (override)
+ option |= FW_START_OVERRIDE;
+
+ if (is_wa)
+ option |= FW_START_WORKING_PDA_CR4;
+
+ return mt7915_mcu_start_firmware(dev, override, option);
+}
+
+static int mt7915_load_ram(struct mt7915_dev *dev)
+{
+ const struct mt7915_fw_trailer *hdr;
+ const struct firmware *fw;
+ int ret;
+
+ ret = request_firmware(&fw, MT7915_FIRMWARE_WM, dev->mt76.dev);
+ if (ret)
+ return ret;
+
+ if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
+ dev_err(dev->mt76.dev, "Invalid firmware\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size -
+ sizeof(*hdr));
+
+ dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n",
+ hdr->fw_ver, hdr->build_date);
+
+ ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, false);
+ if (ret) {
+ dev_err(dev->mt76.dev, "Failed to start WM firmware\n");
+ goto out;
+ }
+
+ release_firmware(fw);
+
+ ret = request_firmware(&fw, MT7915_FIRMWARE_WA, dev->mt76.dev);
+ if (ret)
+ return ret;
+
+ if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
+ dev_err(dev->mt76.dev, "Invalid firmware\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size -
+ sizeof(*hdr));
+
+ dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n",
+ hdr->fw_ver, hdr->build_date);
+
+ ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, true);
+ if (ret) {
+ dev_err(dev->mt76.dev, "Failed to start WA firmware\n");
+ goto out;
+ }
+
+ snprintf(dev->mt76.hw->wiphy->fw_version,
+ sizeof(dev->mt76.hw->wiphy->fw_version),
+ "%.10s-%.15s", hdr->fw_ver, hdr->build_date);
+
+out:
+ release_firmware(fw);
+
+ return ret;
+}
+
+static int mt7915_load_firmware(struct mt7915_dev *dev)
+{
+ int ret;
+ u32 val, reg = mt7915_reg_map_l1(dev, MT_TOP_MISC);
+
+ val = FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD);
+
+ if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) {
+ /* restart firmware once */
+ __mt76_mcu_restart(&dev->mt76);
+ if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE,
+ val, 1000)) {
+ dev_err(dev->mt76.dev,
+ "Firmware is not ready for download\n");
+ return -EIO;
+ }
+ }
+
+ ret = mt7915_load_patch(dev);
+ if (ret)
+ return ret;
+
+ ret = mt7915_load_ram(dev);
+ if (ret)
+ return ret;
+
+ if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE,
+ FIELD_PREP(MT_TOP_MISC_FW_STATE,
+ FW_STATE_WACPU_RDY), 1000)) {
+ dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
+ return -EIO;
+ }
+
+ mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false);
+
+ dev_dbg(dev->mt76.dev, "Firmware init done\n");
+
+ return 0;
+}
+
+int mt7915_mcu_init(struct mt7915_dev *dev)
+{
+ static const struct mt76_mcu_ops mt7915_mcu_ops = {
+ .headroom = sizeof(struct mt7915_mcu_txd),
+ .mcu_skb_send_msg = mt7915_mcu_send_message,
+ .mcu_send_msg = mt7915_mcu_msg_send,
+ .mcu_restart = mt7915_mcu_restart,
+ };
+ int ret;
+
+ dev->mt76.mcu_ops = &mt7915_mcu_ops,
+
+ ret = mt7915_driver_own(dev);
+ if (ret)
+ return ret;
+
+ ret = mt7915_load_firmware(dev);
+ if (ret)
+ return ret;
+
+ set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
+
+ return 0;
+}
+
+void mt7915_mcu_exit(struct mt7915_dev *dev)
+{
+ u32 reg = mt7915_reg_map_l1(dev, MT_TOP_MISC);
+
+ __mt76_mcu_restart(&dev->mt76);
+ if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE,
+ FIELD_PREP(MT_TOP_MISC_FW_STATE,
+ FW_STATE_FW_DOWNLOAD), 1000)) {
+ dev_err(dev->mt76.dev, "Failed to exit mcu\n");
+ return;
+ }
+
+ reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0);
+ mt76_wr(dev, reg, MT_TOP_LPCR_HOST_FW_OWN);
+ skb_queue_purge(&dev->mt76.mcu.res_q);
+}
+
+int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band,
+ bool enable, bool hdr_trans)
+{
+ struct {
+ u8 operation;
+ u8 enable;
+ u8 check_bssid;
+ u8 insert_vlan;
+ u8 remove_vlan;
+ u8 tid;
+ u8 mode;
+ u8 rsv;
+ } __packed req_trans = {
+ .enable = hdr_trans,
+ };
+ struct {
+ u8 enable;
+ u8 band;
+ u8 rsv[2];
+ } __packed req_mac = {
+ .enable = enable,
+ .band = band,
+ };
+ int ret;
+
+ ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RX_HDR_TRANS,
+ &req_trans, sizeof(req_trans), false);
+ if (ret)
+ return ret;
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL,
+ &req_mac, sizeof(req_mac), true);
+}
+
+int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable)
+{
+ struct {
+ __le32 cmd;
+ u8 band;
+ u8 enable;
+ } __packed req = {
+ .cmd = cpu_to_le32(SCS_ENABLE),
+ .band = band,
+ .enable = enable + 1,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SCS_CTRL, &req,
+ sizeof(req), false);
+}
+
+int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct {
+ u8 prot_idx;
+ u8 band;
+ u8 rsv[2];
+ __le32 len_thresh;
+ __le32 pkt_thresh;
+ } __packed req = {
+ .prot_idx = 1,
+ .band = phy != &dev->phy,
+ .len_thresh = cpu_to_le32(val),
+ .pkt_thresh = cpu_to_le32(0x2),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif)
+{
+#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 GENMASK(3, 0)
+#define TX_CMD_MODE 1
+ struct edca {
+ u8 queue;
+ u8 set;
+ u8 aifs;
+ u8 cw_min;
+ __le16 cw_max;
+ __le16 txop;
+ };
+ struct mt7915_mcu_tx {
+ u8 total;
+ u8 action;
+ u8 valid;
+ u8 mode;
+
+ struct edca edca[IEEE80211_NUM_ACS];
+ } __packed req = {
+ .valid = true,
+ .mode = TX_CMD_MODE,
+ .total = IEEE80211_NUM_ACS,
+ };
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ int ac;
+
+ for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
+ struct edca *e = &req.edca[ac];
+
+ e->queue = ac + mvif->wmm_idx * MT7915_MAX_WMM_SETS;
+ e->aifs = mvif->wmm[ac].aifs;
+ e->txop = cpu_to_le16(mvif->wmm[ac].txop);
+
+ if (mvif->wmm[ac].cw_min)
+ e->cw_min = fls(mvif->wmm[ac].cw_max);
+ else
+ e->cw_min = 5;
+
+ if (mvif->wmm[ac].cw_max)
+ e->cw_max = cpu_to_le16(fls(mvif->wmm[ac].cw_max));
+ else
+ e->cw_max = cpu_to_le16(10);
+ }
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter)
+{
+#define ENTER_PM_STATE 1
+#define EXIT_PM_STATE 2
+ struct {
+ u8 pm_number;
+ u8 pm_state;
+ u8 bssid[ETH_ALEN];
+ u8 dtim_period;
+ u8 wlan_idx_lo;
+ __le16 bcn_interval;
+ __le32 aid;
+ __le32 rx_filter;
+ u8 band_idx;
+ u8 wlan_idx_hi;
+ u8 rsv[2];
+ __le32 feature;
+ u8 omac_idx;
+ u8 wmm_idx;
+ u8 bcn_loss_cnt;
+ u8 bcn_sp_duration;
+ } __packed req = {
+ .pm_number = 5,
+ .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE,
+ .band_idx = band,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev,
+ enum mt7915_rdd_cmd cmd, u8 index,
+ u8 rx_sel, u8 val)
+{
+ struct {
+ u8 ctrl;
+ u8 rdd_idx;
+ u8 rdd_rx_sel;
+ u8 val;
+ u8 rsv[4];
+ } __packed req = {
+ .ctrl = cmd,
+ .rdd_idx = index,
+ .rdd_rx_sel = rx_sel,
+ .val = val,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val)
+{
+ struct {
+ u32 tag;
+ u16 min_lpn;
+ u8 rsv[2];
+ } __packed req = {
+ .tag = 0x1,
+ .min_lpn = val,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev,
+ const struct mt7915_dfs_pulse *pulse)
+{
+ struct {
+ u32 tag;
+ struct mt7915_dfs_pulse pulse;
+ } __packed req = {
+ .tag = 0x3,
+ };
+
+ memcpy(&req.pulse, pulse, sizeof(*pulse));
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index,
+ const struct mt7915_dfs_pattern *pattern)
+{
+ struct {
+ u32 tag;
+ u16 radar_type;
+ struct mt7915_dfs_pattern pattern;
+ } __packed req = {
+ .tag = 0x2,
+ .radar_type = index,
+ };
+
+ memcpy(&req.pattern, pattern, sizeof(*pattern));
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ int freq1 = chandef->center_freq1;
+ struct {
+ u8 control_ch;
+ u8 center_ch;
+ u8 bw;
+ u8 tx_streams_num;
+ u8 rx_streams; /* 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[57];
+ } __packed req = {
+ .control_ch = chandef->chan->hw_value,
+ .center_ch = ieee80211_frequency_to_channel(freq1),
+ .bw = mt7915_mcu_chan_bw(chandef),
+ .tx_streams_num = hweight8(phy->mt76->antenna_mask),
+ .rx_streams = phy->chainmask,
+ .band_idx = phy != &dev->phy,
+ .channel_band = chandef->chan->band,
+ };
+
+ if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) &&
+ chandef->chan->dfs_state != NL80211_DFS_AVAILABLE)
+ req.switch_reason = CH_SWITCH_DFS;
+ else
+ req.switch_reason = CH_SWITCH_NORMAL;
+
+ if (cmd == MCU_EXT_CMD_CHANNEL_SWITCH)
+ req.rx_streams = hweight8(req.rx_streams);
+
+ 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, cmd, &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_eeprom(struct mt7915_dev *dev)
+{
+ struct req_hdr {
+ u8 buffer_mode;
+ u8 format;
+ __le16 len;
+ } __packed req = {
+ .buffer_mode = EE_MODE_EFUSE,
+ .format = EE_FORMAT_WHOLE,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset)
+{
+ struct mt7915_mcu_eeprom_info req = {
+ .addr = cpu_to_le32(round_down(offset, 16)),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_ACCESS, &req,
+ sizeof(req), true);
+}
+
+int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index)
+{
+ struct {
+ u8 ctrl_id;
+ u8 action;
+ u8 band;
+ u8 rsv[5];
+ } req = {
+ .ctrl_id = THERMAL_SENSOR_TEMP_QUERY,
+ .action = index,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_THERMAL_CTRL, &req,
+ sizeof(req), true);
+}
+
+int mt7915_mcu_get_rate_info(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx)
+{
+ struct {
+ __le32 cmd;
+ __le16 wlan_idx;
+ __le16 ru_idx;
+ __le16 direction;
+ __le16 dump_group;
+ } req = {
+ .cmd = cpu_to_le32(cmd),
+ .wlan_idx = cpu_to_le16(wlan_idx),
+ .dump_group = cpu_to_le16(1),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RATE_CTRL, &req,
+ sizeof(req), false);
+}
+
+int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band)
+{
+ struct {
+ u8 action;
+ u8 set;
+ u8 band;
+ u8 rsv;
+ } req = {
+ .action = action,
+ .set = set,
+ .band = band,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SER_TRIGGER,
+ &req, sizeof(req), false);
+}
generated by cgit (git 2.34.1) at 2025-04-08 11:09:26 +0000