[][MAC80211][Change MT76 Makefile and add bersa support]
[Description]
Change MT76 Makefile and add bersa support
[Release-log]
N/A
Change-Id: Iecb0e9968c8e212a6ab92698c84d2e3a56dbd65b
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5809192
diff --git a/autobuild_mac80211_release/mt7986_bersa_mac80211/package/kernel/mt76/src/mt7615/mac.c b/autobuild_mac80211_release/mt7986_bersa_mac80211/package/kernel/mt76/src/mt7615/mac.c
new file mode 100644
index 0000000..bd687f7
--- /dev/null
+++ b/autobuild_mac80211_release/mt7986_bersa_mac80211/package/kernel/mt76/src/mt7615/mac.c
@@ -0,0 +1,2426 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2019 MediaTek Inc.
+ *
+ * Author: Ryder Lee <ryder.lee@mediatek.com>
+ * Roy Luo <royluo@google.com>
+ * Felix Fietkau <nbd@nbd.name>
+ * Lorenzo Bianconi <lorenzo@kernel.org>
+ */
+
+#include <linux/devcoredump.h>
+#include <linux/etherdevice.h>
+#include <linux/timekeeping.h>
+#include "mt7615.h"
+#include "../trace.h"
+#include "../dma.h"
+#include "mt7615_trace.h"
+#include "mac.h"
+#include "mcu.h"
+
+#define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2)
+
+static const struct mt7615_dfs_radar_spec etsi_radar_specs = {
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
+ .radar_pattern = {
+ [5] = { 1, 0, 6, 32, 28, 0, 17, 990, 5010, 1, 1 },
+ [6] = { 1, 0, 9, 32, 28, 0, 27, 615, 5010, 1, 1 },
+ [7] = { 1, 0, 15, 32, 28, 0, 27, 240, 445, 1, 1 },
+ [8] = { 1, 0, 12, 32, 28, 0, 42, 240, 510, 1, 1 },
+ [9] = { 1, 1, 0, 0, 0, 0, 14, 2490, 3343, 0, 0, 12, 32, 28 },
+ [10] = { 1, 1, 0, 0, 0, 0, 14, 2490, 3343, 0, 0, 15, 32, 24 },
+ [11] = { 1, 1, 0, 0, 0, 0, 14, 823, 2510, 0, 0, 18, 32, 28 },
+ [12] = { 1, 1, 0, 0, 0, 0, 14, 823, 2510, 0, 0, 27, 32, 24 },
+ },
+};
+
+static const struct mt7615_dfs_radar_spec fcc_radar_specs = {
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
+ .radar_pattern = {
+ [0] = { 1, 0, 9, 32, 28, 0, 13, 508, 3076, 1, 1 },
+ [1] = { 1, 0, 12, 32, 28, 0, 17, 140, 240, 1, 1 },
+ [2] = { 1, 0, 8, 32, 28, 0, 22, 190, 510, 1, 1 },
+ [3] = { 1, 0, 6, 32, 28, 0, 32, 190, 510, 1, 1 },
+ [4] = { 1, 0, 9, 255, 28, 0, 13, 323, 343, 1, 32 },
+ },
+};
+
+static const struct mt7615_dfs_radar_spec jp_radar_specs = {
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
+ .radar_pattern = {
+ [0] = { 1, 0, 8, 32, 28, 0, 13, 508, 3076, 1, 1 },
+ [1] = { 1, 0, 12, 32, 28, 0, 17, 140, 240, 1, 1 },
+ [2] = { 1, 0, 8, 32, 28, 0, 22, 190, 510, 1, 1 },
+ [3] = { 1, 0, 6, 32, 28, 0, 32, 190, 510, 1, 1 },
+ [4] = { 1, 0, 9, 32, 28, 0, 13, 323, 343, 1, 32 },
+ [13] = { 1, 0, 8, 32, 28, 0, 14, 3836, 3856, 1, 1 },
+ [14] = { 1, 0, 8, 32, 28, 0, 14, 3990, 4010, 1, 1 },
+ },
+};
+
+static enum mt76_cipher_type
+mt7615_mac_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 struct mt76_wcid *mt7615_rx_get_wcid(struct mt7615_dev *dev,
+ u8 idx, bool unicast)
+{
+ struct mt7615_sta *sta;
+ struct mt76_wcid *wcid;
+
+ if (idx >= MT7615_WTBL_SIZE)
+ return NULL;
+
+ wcid = rcu_dereference(dev->mt76.wcid[idx]);
+ if (unicast || !wcid)
+ return wcid;
+
+ if (!wcid->sta)
+ return NULL;
+
+ sta = container_of(wcid, struct mt7615_sta, wcid);
+ if (!sta->vif)
+ return NULL;
+
+ return &sta->vif->sta.wcid;
+}
+
+void mt7615_mac_reset_counters(struct mt7615_dev *dev)
+{
+ int i;
+
+ for (i = 0; i < 4; i++) {
+ mt76_rr(dev, MT_TX_AGG_CNT(0, i));
+ mt76_rr(dev, MT_TX_AGG_CNT(1, i));
+ }
+
+ memset(dev->mt76.aggr_stats, 0, sizeof(dev->mt76.aggr_stats));
+ dev->mt76.phy.survey_time = ktime_get_boottime();
+ if (dev->mt76.phy2)
+ dev->mt76.phy2->survey_time = ktime_get_boottime();
+
+ /* reset airtime counters */
+ mt76_rr(dev, MT_MIB_SDR9(0));
+ mt76_rr(dev, MT_MIB_SDR9(1));
+
+ mt76_rr(dev, MT_MIB_SDR36(0));
+ mt76_rr(dev, MT_MIB_SDR36(1));
+
+ mt76_rr(dev, MT_MIB_SDR37(0));
+ mt76_rr(dev, MT_MIB_SDR37(1));
+
+ mt76_set(dev, MT_WF_RMAC_MIB_TIME0, MT_WF_RMAC_MIB_RXTIME_CLR);
+ mt76_set(dev, MT_WF_RMAC_MIB_AIRTIME0, MT_WF_RMAC_MIB_RXTIME_CLR);
+}
+
+void mt7615_mac_set_timing(struct mt7615_phy *phy)
+{
+ s16 coverage_class = phy->coverage_class;
+ struct mt7615_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ u32 val, reg_offset;
+ u32 cck = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 231) |
+ FIELD_PREP(MT_TIMEOUT_VAL_CCA, 48);
+ u32 ofdm = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 60) |
+ FIELD_PREP(MT_TIMEOUT_VAL_CCA, 28);
+ int sifs, offset;
+ bool is_5ghz = phy->mt76->chandef.chan->band == NL80211_BAND_5GHZ;
+
+ if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state))
+ return;
+
+ if (is_5ghz)
+ sifs = 16;
+ else
+ sifs = 10;
+
+ if (ext_phy) {
+ coverage_class = max_t(s16, dev->phy.coverage_class,
+ coverage_class);
+ mt76_set(dev, MT_ARB_SCR,
+ MT_ARB_SCR_TX1_DISABLE | MT_ARB_SCR_RX1_DISABLE);
+ } else {
+ struct mt7615_phy *phy_ext = mt7615_ext_phy(dev);
+
+ if (phy_ext)
+ coverage_class = max_t(s16, phy_ext->coverage_class,
+ coverage_class);
+ mt76_set(dev, MT_ARB_SCR,
+ MT_ARB_SCR_TX0_DISABLE | MT_ARB_SCR_RX0_DISABLE);
+ }
+ udelay(1);
+
+ offset = 3 * coverage_class;
+ reg_offset = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, offset) |
+ FIELD_PREP(MT_TIMEOUT_VAL_CCA, offset);
+ mt76_wr(dev, MT_TMAC_CDTR, cck + reg_offset);
+ mt76_wr(dev, MT_TMAC_ODTR, ofdm + reg_offset);
+
+ mt76_wr(dev, MT_TMAC_ICR(ext_phy),
+ FIELD_PREP(MT_IFS_EIFS, 360) |
+ FIELD_PREP(MT_IFS_RIFS, 2) |
+ FIELD_PREP(MT_IFS_SIFS, sifs) |
+ FIELD_PREP(MT_IFS_SLOT, phy->slottime));
+
+ if (phy->slottime < 20 || is_5ghz)
+ val = MT7615_CFEND_RATE_DEFAULT;
+ else
+ val = MT7615_CFEND_RATE_11B;
+
+ mt76_rmw_field(dev, MT_AGG_ACR(ext_phy), MT_AGG_ACR_CFEND_RATE, val);
+ if (ext_phy)
+ mt76_clear(dev, MT_ARB_SCR,
+ MT_ARB_SCR_TX1_DISABLE | MT_ARB_SCR_RX1_DISABLE);
+ else
+ mt76_clear(dev, MT_ARB_SCR,
+ MT_ARB_SCR_TX0_DISABLE | MT_ARB_SCR_RX0_DISABLE);
+
+}
+
+static void
+mt7615_get_status_freq_info(struct mt7615_dev *dev, struct mt76_phy *mphy,
+ struct mt76_rx_status *status, u8 chfreq)
+{
+ if (!test_bit(MT76_HW_SCANNING, &mphy->state) &&
+ !test_bit(MT76_HW_SCHED_SCANNING, &mphy->state) &&
+ !test_bit(MT76_STATE_ROC, &mphy->state)) {
+ status->freq = mphy->chandef.chan->center_freq;
+ status->band = mphy->chandef.chan->band;
+ return;
+ }
+
+ status->band = chfreq <= 14 ? NL80211_BAND_2GHZ : NL80211_BAND_5GHZ;
+ status->freq = ieee80211_channel_to_frequency(chfreq, status->band);
+}
+
+static void mt7615_mac_fill_tm_rx(struct mt7615_phy *phy, __le32 *rxv)
+{
+#ifdef CONFIG_NL80211_TESTMODE
+ u32 rxv1 = le32_to_cpu(rxv[0]);
+ u32 rxv3 = le32_to_cpu(rxv[2]);
+ u32 rxv4 = le32_to_cpu(rxv[3]);
+ u32 rxv5 = le32_to_cpu(rxv[4]);
+ u8 cbw = FIELD_GET(MT_RXV1_FRAME_MODE, rxv1);
+ u8 mode = FIELD_GET(MT_RXV1_TX_MODE, rxv1);
+ s16 foe = FIELD_GET(MT_RXV5_FOE, rxv5);
+ u32 foe_const = (BIT(cbw + 1) & 0xf) * 10000;
+
+ if (!mode) {
+ /* CCK */
+ foe &= ~BIT(11);
+ foe *= 1000;
+ foe >>= 11;
+ } else {
+ if (foe > 2048)
+ foe -= 4096;
+
+ foe = (foe * foe_const) >> 15;
+ }
+
+ phy->test.last_freq_offset = foe;
+ phy->test.last_rcpi[0] = FIELD_GET(MT_RXV4_RCPI0, rxv4);
+ phy->test.last_rcpi[1] = FIELD_GET(MT_RXV4_RCPI1, rxv4);
+ phy->test.last_rcpi[2] = FIELD_GET(MT_RXV4_RCPI2, rxv4);
+ phy->test.last_rcpi[3] = FIELD_GET(MT_RXV4_RCPI3, rxv4);
+ phy->test.last_ib_rssi[0] = FIELD_GET(MT_RXV3_IB_RSSI, rxv3);
+ phy->test.last_wb_rssi[0] = FIELD_GET(MT_RXV3_WB_RSSI, rxv3);
+#endif
+}
+
+/* The HW does not translate the mac header to 802.3 for mesh point */
+static int mt7615_reverse_frag0_hdr_trans(struct sk_buff *skb, u16 hdr_gap)
+{
+ struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb;
+ struct ethhdr *eth_hdr = (struct ethhdr *)(skb->data + hdr_gap);
+ struct mt7615_sta *msta = (struct mt7615_sta *)status->wcid;
+ __le32 *rxd = (__le32 *)skb->data;
+ struct ieee80211_sta *sta;
+ struct ieee80211_vif *vif;
+ struct ieee80211_hdr hdr;
+ u16 frame_control;
+
+ if (le32_get_bits(rxd[1], MT_RXD1_NORMAL_ADDR_TYPE) !=
+ MT_RXD1_NORMAL_U2M)
+ return -EINVAL;
+
+ if (!(le32_to_cpu(rxd[0]) & MT_RXD0_NORMAL_GROUP_4))
+ return -EINVAL;
+
+ if (!msta || !msta->vif)
+ return -EINVAL;
+
+ sta = container_of((void *)msta, struct ieee80211_sta, drv_priv);
+ vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv);
+
+ /* store the info from RXD and ethhdr to avoid being overridden */
+ frame_control = le32_get_bits(rxd[4], MT_RXD4_FRAME_CONTROL);
+ hdr.frame_control = cpu_to_le16(frame_control);
+ hdr.seq_ctrl = cpu_to_le16(le32_get_bits(rxd[6], MT_RXD6_SEQ_CTRL));
+ hdr.duration_id = 0;
+
+ ether_addr_copy(hdr.addr1, vif->addr);
+ ether_addr_copy(hdr.addr2, sta->addr);
+ switch (frame_control & (IEEE80211_FCTL_TODS |
+ IEEE80211_FCTL_FROMDS)) {
+ case 0:
+ ether_addr_copy(hdr.addr3, vif->bss_conf.bssid);
+ break;
+ case IEEE80211_FCTL_FROMDS:
+ ether_addr_copy(hdr.addr3, eth_hdr->h_source);
+ break;
+ case IEEE80211_FCTL_TODS:
+ ether_addr_copy(hdr.addr3, eth_hdr->h_dest);
+ break;
+ case IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS:
+ ether_addr_copy(hdr.addr3, eth_hdr->h_dest);
+ ether_addr_copy(hdr.addr4, eth_hdr->h_source);
+ break;
+ default:
+ break;
+ }
+
+ skb_pull(skb, hdr_gap + sizeof(struct ethhdr) - 2);
+ if (eth_hdr->h_proto == cpu_to_be16(ETH_P_AARP) ||
+ eth_hdr->h_proto == cpu_to_be16(ETH_P_IPX))
+ ether_addr_copy(skb_push(skb, ETH_ALEN), bridge_tunnel_header);
+ else if (be16_to_cpu(eth_hdr->h_proto) >= ETH_P_802_3_MIN)
+ ether_addr_copy(skb_push(skb, ETH_ALEN), rfc1042_header);
+ else
+ skb_pull(skb, 2);
+
+ if (ieee80211_has_order(hdr.frame_control))
+ memcpy(skb_push(skb, IEEE80211_HT_CTL_LEN), &rxd[7],
+ IEEE80211_HT_CTL_LEN);
+
+ if (ieee80211_is_data_qos(hdr.frame_control)) {
+ __le16 qos_ctrl;
+
+ qos_ctrl = cpu_to_le16(le32_get_bits(rxd[6], MT_RXD6_QOS_CTL));
+ memcpy(skb_push(skb, IEEE80211_QOS_CTL_LEN), &qos_ctrl,
+ IEEE80211_QOS_CTL_LEN);
+ }
+
+ if (ieee80211_has_a4(hdr.frame_control))
+ memcpy(skb_push(skb, sizeof(hdr)), &hdr, sizeof(hdr));
+ else
+ memcpy(skb_push(skb, sizeof(hdr) - 6), &hdr, sizeof(hdr) - 6);
+
+ status->flag &= ~(RX_FLAG_RADIOTAP_HE | RX_FLAG_RADIOTAP_HE_MU);
+ return 0;
+}
+
+static int mt7615_mac_fill_rx(struct mt7615_dev *dev, struct sk_buff *skb)
+{
+ struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb;
+ struct mt76_phy *mphy = &dev->mt76.phy;
+ struct mt7615_phy *phy = &dev->phy;
+ struct mt7615_phy *phy2 = dev->mt76.phy2 ? dev->mt76.phy2->priv : NULL;
+ struct ieee80211_supported_band *sband;
+ struct ieee80211_hdr *hdr;
+ __le32 *rxd = (__le32 *)skb->data;
+ u32 rxd0 = le32_to_cpu(rxd[0]);
+ u32 rxd1 = le32_to_cpu(rxd[1]);
+ u32 rxd2 = le32_to_cpu(rxd[2]);
+ u32 csum_mask = MT_RXD0_NORMAL_IP_SUM | MT_RXD0_NORMAL_UDP_TCP_SUM;
+ bool unicast, hdr_trans, remove_pad, insert_ccmp_hdr = false;
+ u16 hdr_gap;
+ int phy_idx;
+ int i, idx;
+ u8 chfreq, amsdu_info, qos_ctl = 0;
+ u16 seq_ctrl = 0;
+ __le16 fc = 0;
+
+ memset(status, 0, sizeof(*status));
+
+ chfreq = FIELD_GET(MT_RXD1_NORMAL_CH_FREQ, rxd1);
+ if (!phy2)
+ phy_idx = 0;
+ else if (phy2->chfreq == phy->chfreq)
+ phy_idx = -1;
+ else if (phy->chfreq == chfreq)
+ phy_idx = 0;
+ else if (phy2->chfreq == chfreq)
+ phy_idx = 1;
+ else
+ phy_idx = -1;
+
+ if (rxd2 & MT_RXD2_NORMAL_AMSDU_ERR)
+ return -EINVAL;
+
+ hdr_trans = rxd1 & MT_RXD1_NORMAL_HDR_TRANS;
+ if (hdr_trans && (rxd2 & MT_RXD2_NORMAL_CM))
+ return -EINVAL;
+
+ /* ICV error or CCMP/BIP/WPI MIC error */
+ if (rxd2 & MT_RXD2_NORMAL_ICV_ERR)
+ status->flag |= RX_FLAG_ONLY_MONITOR;
+
+ unicast = (rxd1 & MT_RXD1_NORMAL_ADDR_TYPE) == MT_RXD1_NORMAL_U2M;
+ idx = FIELD_GET(MT_RXD2_NORMAL_WLAN_IDX, rxd2);
+ status->wcid = mt7615_rx_get_wcid(dev, idx, unicast);
+
+ if (status->wcid) {
+ struct mt7615_sta *msta;
+
+ msta = container_of(status->wcid, struct mt7615_sta, wcid);
+ spin_lock_bh(&dev->sta_poll_lock);
+ if (list_empty(&msta->poll_list))
+ list_add_tail(&msta->poll_list, &dev->sta_poll_list);
+ spin_unlock_bh(&dev->sta_poll_lock);
+ }
+
+ if ((rxd0 & csum_mask) == csum_mask)
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+
+ if (rxd2 & MT_RXD2_NORMAL_FCS_ERR)
+ status->flag |= RX_FLAG_FAILED_FCS_CRC;
+
+ if (rxd2 & MT_RXD2_NORMAL_TKIP_MIC_ERR)
+ status->flag |= RX_FLAG_MMIC_ERROR;
+
+ if (FIELD_GET(MT_RXD2_NORMAL_SEC_MODE, rxd2) != 0 &&
+ !(rxd2 & (MT_RXD2_NORMAL_CLM | MT_RXD2_NORMAL_CM))) {
+ status->flag |= RX_FLAG_DECRYPTED;
+ status->flag |= RX_FLAG_IV_STRIPPED;
+ status->flag |= RX_FLAG_MMIC_STRIPPED | RX_FLAG_MIC_STRIPPED;
+ }
+
+ remove_pad = rxd1 & MT_RXD1_NORMAL_HDR_OFFSET;
+
+ if (rxd2 & MT_RXD2_NORMAL_MAX_LEN_ERROR)
+ return -EINVAL;
+
+ rxd += 4;
+ if (rxd0 & MT_RXD0_NORMAL_GROUP_4) {
+ u32 v0 = le32_to_cpu(rxd[0]);
+ u32 v2 = le32_to_cpu(rxd[2]);
+
+ fc = cpu_to_le16(FIELD_GET(MT_RXD4_FRAME_CONTROL, v0));
+ qos_ctl = FIELD_GET(MT_RXD6_QOS_CTL, v2);
+ seq_ctrl = FIELD_GET(MT_RXD6_SEQ_CTRL, v2);
+
+ rxd += 4;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
+ }
+
+ if (rxd0 & MT_RXD0_NORMAL_GROUP_1) {
+ u8 *data = (u8 *)rxd;
+
+ if (status->flag & RX_FLAG_DECRYPTED) {
+ switch (FIELD_GET(MT_RXD2_NORMAL_SEC_MODE, rxd2)) {
+ case MT_CIPHER_AES_CCMP:
+ case MT_CIPHER_CCMP_CCX:
+ case MT_CIPHER_CCMP_256:
+ insert_ccmp_hdr =
+ FIELD_GET(MT_RXD2_NORMAL_FRAG, rxd2);
+ fallthrough;
+ case MT_CIPHER_TKIP:
+ case MT_CIPHER_TKIP_NO_MIC:
+ case MT_CIPHER_GCMP:
+ case MT_CIPHER_GCMP_256:
+ status->iv[0] = data[5];
+ status->iv[1] = data[4];
+ status->iv[2] = data[3];
+ status->iv[3] = data[2];
+ status->iv[4] = data[1];
+ status->iv[5] = data[0];
+ break;
+ default:
+ break;
+ }
+ }
+ rxd += 4;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
+ }
+
+ if (rxd0 & MT_RXD0_NORMAL_GROUP_2) {
+ status->timestamp = le32_to_cpu(rxd[0]);
+ status->flag |= RX_FLAG_MACTIME_START;
+
+ if (!(rxd2 & (MT_RXD2_NORMAL_NON_AMPDU_SUB |
+ MT_RXD2_NORMAL_NON_AMPDU))) {
+ status->flag |= RX_FLAG_AMPDU_DETAILS;
+
+ /* all subframes of an A-MPDU have the same timestamp */
+ if (phy->rx_ampdu_ts != status->timestamp) {
+ if (!++phy->ampdu_ref)
+ phy->ampdu_ref++;
+ }
+ phy->rx_ampdu_ts = status->timestamp;
+
+ status->ampdu_ref = phy->ampdu_ref;
+ }
+
+ rxd += 2;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
+ }
+
+ if (rxd0 & MT_RXD0_NORMAL_GROUP_3) {
+ u32 rxdg5 = le32_to_cpu(rxd[5]);
+
+ /*
+ * If both PHYs are on the same channel and we don't have a WCID,
+ * we need to figure out which PHY this packet was received on.
+ * On the primary PHY, the noise value for the chains belonging to the
+ * second PHY will be set to the noise value of the last packet from
+ * that PHY.
+ */
+ if (phy_idx < 0) {
+ int first_chain = ffs(phy2->mt76->chainmask) - 1;
+
+ phy_idx = ((rxdg5 >> (first_chain * 8)) & 0xff) == 0;
+ }
+ }
+
+ if (phy_idx == 1 && phy2) {
+ mphy = dev->mt76.phy2;
+ phy = phy2;
+ status->ext_phy = true;
+ }
+
+ if (!mt7615_firmware_offload(dev) && chfreq != phy->chfreq)
+ return -EINVAL;
+
+ mt7615_get_status_freq_info(dev, mphy, status, chfreq);
+ if (status->band == NL80211_BAND_5GHZ)
+ sband = &mphy->sband_5g.sband;
+ else
+ sband = &mphy->sband_2g.sband;
+
+ if (!test_bit(MT76_STATE_RUNNING, &mphy->state))
+ return -EINVAL;
+
+ if (!sband->channels)
+ return -EINVAL;
+
+ if (rxd0 & MT_RXD0_NORMAL_GROUP_3) {
+ u32 rxdg0 = le32_to_cpu(rxd[0]);
+ u32 rxdg1 = le32_to_cpu(rxd[1]);
+ u32 rxdg3 = le32_to_cpu(rxd[3]);
+ u8 stbc = FIELD_GET(MT_RXV1_HT_STBC, rxdg0);
+ bool cck = false;
+
+ i = FIELD_GET(MT_RXV1_TX_RATE, rxdg0);
+ switch (FIELD_GET(MT_RXV1_TX_MODE, rxdg0)) {
+ case MT_PHY_TYPE_CCK:
+ cck = true;
+ fallthrough;
+ case MT_PHY_TYPE_OFDM:
+ i = mt76_get_rate(&dev->mt76, sband, i, cck);
+ break;
+ case MT_PHY_TYPE_HT_GF:
+ case MT_PHY_TYPE_HT:
+ status->encoding = RX_ENC_HT;
+ if (i > 31)
+ return -EINVAL;
+ break;
+ case MT_PHY_TYPE_VHT:
+ status->nss = FIELD_GET(MT_RXV2_NSTS, rxdg1) + 1;
+ status->encoding = RX_ENC_VHT;
+ break;
+ default:
+ return -EINVAL;
+ }
+ status->rate_idx = i;
+
+ switch (FIELD_GET(MT_RXV1_FRAME_MODE, rxdg0)) {
+ case MT_PHY_BW_20:
+ break;
+ case MT_PHY_BW_40:
+ status->bw = RATE_INFO_BW_40;
+ break;
+ case MT_PHY_BW_80:
+ status->bw = RATE_INFO_BW_80;
+ break;
+ case MT_PHY_BW_160:
+ status->bw = RATE_INFO_BW_160;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (rxdg0 & MT_RXV1_HT_SHORT_GI)
+ status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
+ if (rxdg0 & MT_RXV1_HT_AD_CODE)
+ status->enc_flags |= RX_ENC_FLAG_LDPC;
+
+ status->enc_flags |= RX_ENC_FLAG_STBC_MASK * stbc;
+
+ status->chains = mphy->antenna_mask;
+ status->chain_signal[0] = to_rssi(MT_RXV4_RCPI0, rxdg3);
+ status->chain_signal[1] = to_rssi(MT_RXV4_RCPI1, rxdg3);
+ status->chain_signal[2] = to_rssi(MT_RXV4_RCPI2, rxdg3);
+ status->chain_signal[3] = to_rssi(MT_RXV4_RCPI3, rxdg3);
+
+ mt7615_mac_fill_tm_rx(mphy->priv, rxd);
+
+ rxd += 6;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
+ }
+
+ amsdu_info = FIELD_GET(MT_RXD1_NORMAL_PAYLOAD_FORMAT, rxd1);
+ status->amsdu = !!amsdu_info;
+ if (status->amsdu) {
+ status->first_amsdu = amsdu_info == MT_RXD1_FIRST_AMSDU_FRAME;
+ status->last_amsdu = amsdu_info == MT_RXD1_LAST_AMSDU_FRAME;
+ }
+
+ hdr_gap = (u8 *)rxd - skb->data + 2 * remove_pad;
+ if (hdr_trans && ieee80211_has_morefrags(fc)) {
+ if (mt7615_reverse_frag0_hdr_trans(skb, hdr_gap))
+ return -EINVAL;
+ hdr_trans = false;
+ } else {
+ int pad_start = 0;
+
+ skb_pull(skb, hdr_gap);
+ if (!hdr_trans && status->amsdu) {
+ pad_start = ieee80211_get_hdrlen_from_skb(skb);
+ } else if (hdr_trans && (rxd2 & MT_RXD2_NORMAL_HDR_TRANS_ERROR)) {
+ /*
+ * When header translation failure is indicated,
+ * the hardware will insert an extra 2-byte field
+ * containing the data length after the protocol
+ * type field.
+ */
+ pad_start = 12;
+ if (get_unaligned_be16(skb->data + pad_start) == ETH_P_8021Q)
+ pad_start += 4;
+
+ if (get_unaligned_be16(skb->data + pad_start) !=
+ skb->len - pad_start - 2)
+ pad_start = 0;
+ }
+
+ if (pad_start) {
+ memmove(skb->data + 2, skb->data, pad_start);
+ skb_pull(skb, 2);
+ }
+ }
+
+ if (insert_ccmp_hdr && !hdr_trans) {
+ u8 key_id = FIELD_GET(MT_RXD1_NORMAL_KEY_ID, rxd1);
+
+ mt76_insert_ccmp_hdr(skb, key_id);
+ }
+
+ if (!hdr_trans) {
+ hdr = (struct ieee80211_hdr *)skb->data;
+ fc = hdr->frame_control;
+ if (ieee80211_is_data_qos(fc)) {
+ seq_ctrl = le16_to_cpu(hdr->seq_ctrl);
+ qos_ctl = *ieee80211_get_qos_ctl(hdr);
+ }
+ } else {
+ status->flag |= RX_FLAG_8023;
+ }
+
+ if (!status->wcid || !ieee80211_is_data_qos(fc))
+ return 0;
+
+ status->aggr = unicast &&
+ !ieee80211_is_qos_nullfunc(fc);
+ status->qos_ctl = qos_ctl;
+ status->seqno = IEEE80211_SEQ_TO_SN(seq_ctrl);
+
+ return 0;
+}
+
+void mt7615_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps)
+{
+}
+EXPORT_SYMBOL_GPL(mt7615_sta_ps);
+
+static u16
+mt7615_mac_tx_rate_val(struct mt7615_dev *dev,
+ struct mt76_phy *mphy,
+ const struct ieee80211_tx_rate *rate,
+ bool stbc, u8 *bw)
+{
+ u8 phy, nss, rate_idx;
+ u16 rateval = 0;
+
+ *bw = 0;
+
+ if (rate->flags & IEEE80211_TX_RC_VHT_MCS) {
+ rate_idx = ieee80211_rate_get_vht_mcs(rate);
+ nss = ieee80211_rate_get_vht_nss(rate);
+ phy = MT_PHY_TYPE_VHT;
+ if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
+ *bw = 1;
+ else if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH)
+ *bw = 2;
+ else if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH)
+ *bw = 3;
+ } else if (rate->flags & IEEE80211_TX_RC_MCS) {
+ rate_idx = rate->idx;
+ nss = 1 + (rate->idx >> 3);
+ phy = MT_PHY_TYPE_HT;
+ if (rate->flags & IEEE80211_TX_RC_GREEN_FIELD)
+ phy = MT_PHY_TYPE_HT_GF;
+ if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
+ *bw = 1;
+ } else {
+ const struct ieee80211_rate *r;
+ int band = mphy->chandef.chan->band;
+ u16 val;
+
+ nss = 1;
+ r = &mphy->hw->wiphy->bands[band]->bitrates[rate->idx];
+ if (rate->flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE)
+ val = r->hw_value_short;
+ else
+ val = r->hw_value;
+
+ phy = val >> 8;
+ rate_idx = val & 0xff;
+ }
+
+ if (stbc && nss == 1) {
+ nss++;
+ rateval |= MT_TX_RATE_STBC;
+ }
+
+ rateval |= (FIELD_PREP(MT_TX_RATE_IDX, rate_idx) |
+ FIELD_PREP(MT_TX_RATE_MODE, phy) |
+ FIELD_PREP(MT_TX_RATE_NSS, nss - 1));
+
+ return rateval;
+}
+
+int mt7615_mac_write_txwi(struct mt7615_dev *dev, __le32 *txwi,
+ struct sk_buff *skb, struct mt76_wcid *wcid,
+ struct ieee80211_sta *sta, int pid,
+ struct ieee80211_key_conf *key, bool beacon)
+{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
+ u8 fc_type, fc_stype, p_fmt, q_idx, omac_idx = 0, wmm_idx = 0;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_tx_rate *rate = &info->control.rates[0];
+ bool ext_phy = info->hw_queue & MT_TX_HW_QUEUE_EXT_PHY;
+ bool multicast = is_multicast_ether_addr(hdr->addr1);
+ struct ieee80211_vif *vif = info->control.vif;
+ bool is_mmio = mt76_is_mmio(&dev->mt76);
+ u32 val, sz_txd = is_mmio ? MT_TXD_SIZE : MT_USB_TXD_SIZE;
+ struct mt76_phy *mphy = &dev->mphy;
+ __le16 fc = hdr->frame_control;
+ int tx_count = 8;
+ u16 seqno = 0;
+
+ if (vif) {
+ struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
+
+ omac_idx = mvif->omac_idx;
+ wmm_idx = mvif->wmm_idx;
+ }
+
+ if (sta) {
+ struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
+
+ tx_count = msta->rate_count;
+ }
+
+ if (ext_phy && dev->mt76.phy2)
+ mphy = dev->mt76.phy2;
+
+ fc_type = (le16_to_cpu(fc) & IEEE80211_FCTL_FTYPE) >> 2;
+ fc_stype = (le16_to_cpu(fc) & IEEE80211_FCTL_STYPE) >> 4;
+
+ if (beacon) {
+ p_fmt = MT_TX_TYPE_FW;
+ q_idx = ext_phy ? MT_LMAC_BCN1 : MT_LMAC_BCN0;
+ } else if (skb_get_queue_mapping(skb) >= MT_TXQ_PSD) {
+ p_fmt = is_mmio ? MT_TX_TYPE_CT : MT_TX_TYPE_SF;
+ q_idx = ext_phy ? MT_LMAC_ALTX1 : MT_LMAC_ALTX0;
+ } else {
+ p_fmt = is_mmio ? MT_TX_TYPE_CT : MT_TX_TYPE_SF;
+ q_idx = wmm_idx * MT7615_MAX_WMM_SETS +
+ mt7615_lmac_mapping(dev, skb_get_queue_mapping(skb));
+ }
+
+ val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len + sz_txd) |
+ FIELD_PREP(MT_TXD0_P_IDX, MT_TX_PORT_IDX_LMAC) |
+ FIELD_PREP(MT_TXD0_Q_IDX, q_idx);
+ txwi[0] = cpu_to_le32(val);
+
+ val = MT_TXD1_LONG_FORMAT |
+ FIELD_PREP(MT_TXD1_WLAN_IDX, wcid->idx) |
+ FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_802_11) |
+ FIELD_PREP(MT_TXD1_HDR_INFO,
+ ieee80211_get_hdrlen_from_skb(skb) / 2) |
+ FIELD_PREP(MT_TXD1_TID,
+ skb->priority & IEEE80211_QOS_CTL_TID_MASK) |
+ FIELD_PREP(MT_TXD1_PKT_FMT, p_fmt) |
+ FIELD_PREP(MT_TXD1_OWN_MAC, omac_idx);
+ txwi[1] = cpu_to_le32(val);
+
+ val = FIELD_PREP(MT_TXD2_FRAME_TYPE, fc_type) |
+ FIELD_PREP(MT_TXD2_SUB_TYPE, fc_stype) |
+ FIELD_PREP(MT_TXD2_MULTICAST, multicast);
+ if (key) {
+ if (multicast && ieee80211_is_robust_mgmt_frame(skb) &&
+ key->cipher == WLAN_CIPHER_SUITE_AES_CMAC) {
+ val |= MT_TXD2_BIP;
+ txwi[3] = 0;
+ } else {
+ txwi[3] = cpu_to_le32(MT_TXD3_PROTECT_FRAME);
+ }
+ } else {
+ txwi[3] = 0;
+ }
+ txwi[2] = cpu_to_le32(val);
+
+ if (!(info->flags & IEEE80211_TX_CTL_AMPDU))
+ txwi[2] |= cpu_to_le32(MT_TXD2_BA_DISABLE);
+
+ txwi[4] = 0;
+ txwi[6] = 0;
+
+ if (rate->idx >= 0 && rate->count &&
+ !(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)) {
+ bool stbc = info->flags & IEEE80211_TX_CTL_STBC;
+ u8 bw;
+ u16 rateval = mt7615_mac_tx_rate_val(dev, mphy, rate, stbc,
+ &bw);
+
+ txwi[2] |= cpu_to_le32(MT_TXD2_FIX_RATE);
+
+ val = MT_TXD6_FIXED_BW |
+ FIELD_PREP(MT_TXD6_BW, bw) |
+ FIELD_PREP(MT_TXD6_TX_RATE, rateval);
+ txwi[6] |= cpu_to_le32(val);
+
+ if (rate->flags & IEEE80211_TX_RC_SHORT_GI)
+ txwi[6] |= cpu_to_le32(MT_TXD6_SGI);
+
+ if (info->flags & IEEE80211_TX_CTL_LDPC)
+ txwi[6] |= cpu_to_le32(MT_TXD6_LDPC);
+
+ if (!(rate->flags & (IEEE80211_TX_RC_MCS |
+ IEEE80211_TX_RC_VHT_MCS)))
+ txwi[2] |= cpu_to_le32(MT_TXD2_BA_DISABLE);
+
+ tx_count = rate->count;
+ }
+
+ if (!ieee80211_is_beacon(fc)) {
+ struct ieee80211_hw *hw = mt76_hw(dev);
+
+ val = MT_TXD5_TX_STATUS_HOST | FIELD_PREP(MT_TXD5_PID, pid);
+ if (!ieee80211_hw_check(hw, SUPPORTS_PS))
+ val |= MT_TXD5_SW_POWER_MGMT;
+ txwi[5] = cpu_to_le32(val);
+ } else {
+ txwi[5] = 0;
+ /* use maximum tx count for beacons */
+ tx_count = 0x1f;
+ }
+
+ val = FIELD_PREP(MT_TXD3_REM_TX_COUNT, tx_count);
+ if (info->flags & IEEE80211_TX_CTL_INJECTED) {
+ seqno = le16_to_cpu(hdr->seq_ctrl);
+
+ if (ieee80211_is_back_req(hdr->frame_control)) {
+ struct ieee80211_bar *bar;
+
+ bar = (struct ieee80211_bar *)skb->data;
+ seqno = le16_to_cpu(bar->start_seq_num);
+ }
+
+ val |= MT_TXD3_SN_VALID |
+ FIELD_PREP(MT_TXD3_SEQ, IEEE80211_SEQ_TO_SN(seqno));
+ }
+
+ txwi[3] |= cpu_to_le32(val);
+
+ if (info->flags & IEEE80211_TX_CTL_NO_ACK)
+ txwi[3] |= cpu_to_le32(MT_TXD3_NO_ACK);
+
+ val = FIELD_PREP(MT_TXD7_TYPE, fc_type) |
+ FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype) |
+ FIELD_PREP(MT_TXD7_SPE_IDX, 0x18);
+ txwi[7] = cpu_to_le32(val);
+ if (!is_mmio) {
+ val = FIELD_PREP(MT_TXD8_L_TYPE, fc_type) |
+ FIELD_PREP(MT_TXD8_L_SUB_TYPE, fc_stype);
+ txwi[8] = cpu_to_le32(val);
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(mt7615_mac_write_txwi);
+
+static void
+mt7615_txp_skb_unmap_fw(struct mt76_dev *dev, struct mt7615_fw_txp *txp)
+{
+ int i;
+
+ for (i = 0; i < txp->nbuf; i++)
+ dma_unmap_single(dev->dev, le32_to_cpu(txp->buf[i]),
+ le16_to_cpu(txp->len[i]), DMA_TO_DEVICE);
+}
+
+static void
+mt7615_txp_skb_unmap_hw(struct mt76_dev *dev, struct mt7615_hw_txp *txp)
+{
+ u32 last_mask;
+ int i;
+
+ last_mask = is_mt7663(dev) ? MT_TXD_LEN_LAST : MT_TXD_LEN_MSDU_LAST;
+
+ for (i = 0; i < ARRAY_SIZE(txp->ptr); i++) {
+ struct mt7615_txp_ptr *ptr = &txp->ptr[i];
+ bool last;
+ u16 len;
+
+ len = le16_to_cpu(ptr->len0);
+ last = len & last_mask;
+ len &= MT_TXD_LEN_MASK;
+ dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf0), len,
+ DMA_TO_DEVICE);
+ if (last)
+ break;
+
+ len = le16_to_cpu(ptr->len1);
+ last = len & last_mask;
+ len &= MT_TXD_LEN_MASK;
+ dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf1), len,
+ DMA_TO_DEVICE);
+ if (last)
+ break;
+ }
+}
+
+void mt7615_txp_skb_unmap(struct mt76_dev *dev,
+ struct mt76_txwi_cache *t)
+{
+ struct mt7615_txp_common *txp;
+
+ txp = mt7615_txwi_to_txp(dev, t);
+ if (is_mt7615(dev))
+ mt7615_txp_skb_unmap_fw(dev, &txp->fw);
+ else
+ mt7615_txp_skb_unmap_hw(dev, &txp->hw);
+}
+EXPORT_SYMBOL_GPL(mt7615_txp_skb_unmap);
+
+bool mt7615_mac_wtbl_update(struct mt7615_dev *dev, int idx, u32 mask)
+{
+ mt76_rmw(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_WLAN_IDX,
+ FIELD_PREP(MT_WTBL_UPDATE_WLAN_IDX, idx) | mask);
+
+ return mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY,
+ 0, 5000);
+}
+
+void mt7615_mac_sta_poll(struct mt7615_dev *dev)
+{
+ static const u8 ac_to_tid[4] = {
+ [IEEE80211_AC_BE] = 0,
+ [IEEE80211_AC_BK] = 1,
+ [IEEE80211_AC_VI] = 4,
+ [IEEE80211_AC_VO] = 6
+ };
+ static const u8 hw_queue_map[] = {
+ [IEEE80211_AC_BK] = 0,
+ [IEEE80211_AC_BE] = 1,
+ [IEEE80211_AC_VI] = 2,
+ [IEEE80211_AC_VO] = 3,
+ };
+ struct ieee80211_sta *sta;
+ struct mt7615_sta *msta;
+ u32 addr, tx_time[4], rx_time[4];
+ struct list_head sta_poll_list;
+ int i;
+
+ INIT_LIST_HEAD(&sta_poll_list);
+ spin_lock_bh(&dev->sta_poll_lock);
+ list_splice_init(&dev->sta_poll_list, &sta_poll_list);
+ spin_unlock_bh(&dev->sta_poll_lock);
+
+ while (!list_empty(&sta_poll_list)) {
+ bool clear = false;
+
+ msta = list_first_entry(&sta_poll_list, struct mt7615_sta,
+ poll_list);
+ list_del_init(&msta->poll_list);
+
+ addr = mt7615_mac_wtbl_addr(dev, msta->wcid.idx) + 19 * 4;
+
+ for (i = 0; i < 4; i++, addr += 8) {
+ u32 tx_last = msta->airtime_ac[i];
+ u32 rx_last = msta->airtime_ac[i + 4];
+
+ msta->airtime_ac[i] = mt76_rr(dev, addr);
+ msta->airtime_ac[i + 4] = mt76_rr(dev, addr + 4);
+ tx_time[i] = msta->airtime_ac[i] - tx_last;
+ rx_time[i] = msta->airtime_ac[i + 4] - rx_last;
+
+ if ((tx_last | rx_last) & BIT(30))
+ clear = true;
+ }
+
+ if (clear) {
+ mt7615_mac_wtbl_update(dev, msta->wcid.idx,
+ MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
+ memset(msta->airtime_ac, 0, sizeof(msta->airtime_ac));
+ }
+
+ if (!msta->wcid.sta)
+ continue;
+
+ sta = container_of((void *)msta, struct ieee80211_sta,
+ drv_priv);
+ for (i = 0; i < 4; i++) {
+ u32 tx_cur = tx_time[i];
+ u32 rx_cur = rx_time[hw_queue_map[i]];
+ u8 tid = ac_to_tid[i];
+
+ if (!tx_cur && !rx_cur)
+ continue;
+
+ ieee80211_sta_register_airtime(sta, tid, tx_cur,
+ rx_cur);
+ }
+ }
+}
+EXPORT_SYMBOL_GPL(mt7615_mac_sta_poll);
+
+static void
+mt7615_mac_update_rate_desc(struct mt7615_phy *phy, struct mt7615_sta *sta,
+ struct ieee80211_tx_rate *probe_rate,
+ struct ieee80211_tx_rate *rates,
+ struct mt7615_rate_desc *rd)
+{
+ struct mt7615_dev *dev = phy->dev;
+ struct mt76_phy *mphy = phy->mt76;
+ struct ieee80211_tx_rate *ref;
+ bool rateset, stbc = false;
+ int n_rates = sta->n_rates;
+ u8 bw, bw_prev;
+ int i, j;
+
+ for (i = n_rates; i < 4; i++)
+ rates[i] = rates[n_rates - 1];
+
+ rateset = !(sta->rate_set_tsf & BIT(0));
+ memcpy(sta->rateset[rateset].rates, rates,
+ sizeof(sta->rateset[rateset].rates));
+ if (probe_rate) {
+ sta->rateset[rateset].probe_rate = *probe_rate;
+ ref = &sta->rateset[rateset].probe_rate;
+ } else {
+ sta->rateset[rateset].probe_rate.idx = -1;
+ ref = &sta->rateset[rateset].rates[0];
+ }
+
+ rates = sta->rateset[rateset].rates;
+ for (i = 0; i < ARRAY_SIZE(sta->rateset[rateset].rates); i++) {
+ /*
+ * We don't support switching between short and long GI
+ * within the rate set. For accurate tx status reporting, we
+ * need to make sure that flags match.
+ * For improved performance, avoid duplicate entries by
+ * decrementing the MCS index if necessary
+ */
+ if ((ref->flags ^ rates[i].flags) & IEEE80211_TX_RC_SHORT_GI)
+ rates[i].flags ^= IEEE80211_TX_RC_SHORT_GI;
+
+ for (j = 0; j < i; j++) {
+ if (rates[i].idx != rates[j].idx)
+ continue;
+ if ((rates[i].flags ^ rates[j].flags) &
+ (IEEE80211_TX_RC_40_MHZ_WIDTH |
+ IEEE80211_TX_RC_80_MHZ_WIDTH |
+ IEEE80211_TX_RC_160_MHZ_WIDTH))
+ continue;
+
+ if (!rates[i].idx)
+ continue;
+
+ rates[i].idx--;
+ }
+ }
+
+ rd->val[0] = mt7615_mac_tx_rate_val(dev, mphy, &rates[0], stbc, &bw);
+ bw_prev = bw;
+
+ if (probe_rate) {
+ rd->probe_val = mt7615_mac_tx_rate_val(dev, mphy, probe_rate,
+ stbc, &bw);
+ if (bw)
+ rd->bw_idx = 1;
+ else
+ bw_prev = 0;
+ } else {
+ rd->probe_val = rd->val[0];
+ }
+
+ rd->val[1] = mt7615_mac_tx_rate_val(dev, mphy, &rates[1], stbc, &bw);
+ if (bw_prev) {
+ rd->bw_idx = 3;
+ bw_prev = bw;
+ }
+
+ rd->val[2] = mt7615_mac_tx_rate_val(dev, mphy, &rates[2], stbc, &bw);
+ if (bw_prev) {
+ rd->bw_idx = 5;
+ bw_prev = bw;
+ }
+
+ rd->val[3] = mt7615_mac_tx_rate_val(dev, mphy, &rates[3], stbc, &bw);
+ if (bw_prev)
+ rd->bw_idx = 7;
+
+ rd->rateset = rateset;
+ rd->bw = bw;
+}
+
+static int
+mt7615_mac_queue_rate_update(struct mt7615_phy *phy, struct mt7615_sta *sta,
+ struct ieee80211_tx_rate *probe_rate,
+ struct ieee80211_tx_rate *rates)
+{
+ struct mt7615_dev *dev = phy->dev;
+ struct mt7615_wtbl_rate_desc *wrd;
+
+ if (work_pending(&dev->rate_work))
+ return -EBUSY;
+
+ wrd = kzalloc(sizeof(*wrd), GFP_ATOMIC);
+ if (!wrd)
+ return -ENOMEM;
+
+ wrd->sta = sta;
+ mt7615_mac_update_rate_desc(phy, sta, probe_rate, rates,
+ &wrd->rate);
+ list_add_tail(&wrd->node, &dev->wrd_head);
+ queue_work(dev->mt76.wq, &dev->rate_work);
+
+ return 0;
+}
+
+u32 mt7615_mac_get_sta_tid_sn(struct mt7615_dev *dev, int wcid, u8 tid)
+{
+ u32 addr, val, val2;
+ u8 offset;
+
+ addr = mt7615_mac_wtbl_addr(dev, wcid) + 11 * 4;
+
+ offset = tid * 12;
+ addr += 4 * (offset / 32);
+ offset %= 32;
+
+ val = mt76_rr(dev, addr);
+ val >>= (tid % 32);
+
+ if (offset > 20) {
+ addr += 4;
+ val2 = mt76_rr(dev, addr);
+ val |= val2 << (32 - offset);
+ }
+
+ return val & GENMASK(11, 0);
+}
+
+void mt7615_mac_set_rates(struct mt7615_phy *phy, struct mt7615_sta *sta,
+ struct ieee80211_tx_rate *probe_rate,
+ struct ieee80211_tx_rate *rates)
+{
+ int wcid = sta->wcid.idx, n_rates = sta->n_rates;
+ struct mt7615_dev *dev = phy->dev;
+ struct mt7615_rate_desc rd;
+ u32 w5, w27, addr;
+ u16 idx = sta->vif->mt76.omac_idx;
+
+ if (!mt76_is_mmio(&dev->mt76)) {
+ mt7615_mac_queue_rate_update(phy, sta, probe_rate, rates);
+ return;
+ }
+
+ if (!mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000))
+ return;
+
+ memset(&rd, 0, sizeof(struct mt7615_rate_desc));
+ mt7615_mac_update_rate_desc(phy, sta, probe_rate, rates, &rd);
+
+ addr = mt7615_mac_wtbl_addr(dev, wcid);
+ w27 = mt76_rr(dev, addr + 27 * 4);
+ w27 &= ~MT_WTBL_W27_CC_BW_SEL;
+ w27 |= FIELD_PREP(MT_WTBL_W27_CC_BW_SEL, rd.bw);
+
+ w5 = mt76_rr(dev, addr + 5 * 4);
+ w5 &= ~(MT_WTBL_W5_BW_CAP | MT_WTBL_W5_CHANGE_BW_RATE |
+ MT_WTBL_W5_MPDU_OK_COUNT |
+ MT_WTBL_W5_MPDU_FAIL_COUNT |
+ MT_WTBL_W5_RATE_IDX);
+ w5 |= FIELD_PREP(MT_WTBL_W5_BW_CAP, rd.bw) |
+ FIELD_PREP(MT_WTBL_W5_CHANGE_BW_RATE,
+ rd.bw_idx ? rd.bw_idx - 1 : 7);
+
+ mt76_wr(dev, MT_WTBL_RIUCR0, w5);
+
+ mt76_wr(dev, MT_WTBL_RIUCR1,
+ FIELD_PREP(MT_WTBL_RIUCR1_RATE0, rd.probe_val) |
+ FIELD_PREP(MT_WTBL_RIUCR1_RATE1, rd.val[0]) |
+ FIELD_PREP(MT_WTBL_RIUCR1_RATE2_LO, rd.val[1]));
+
+ mt76_wr(dev, MT_WTBL_RIUCR2,
+ FIELD_PREP(MT_WTBL_RIUCR2_RATE2_HI, rd.val[1] >> 8) |
+ FIELD_PREP(MT_WTBL_RIUCR2_RATE3, rd.val[1]) |
+ FIELD_PREP(MT_WTBL_RIUCR2_RATE4, rd.val[2]) |
+ FIELD_PREP(MT_WTBL_RIUCR2_RATE5_LO, rd.val[2]));
+
+ mt76_wr(dev, MT_WTBL_RIUCR3,
+ FIELD_PREP(MT_WTBL_RIUCR3_RATE5_HI, rd.val[2] >> 4) |
+ FIELD_PREP(MT_WTBL_RIUCR3_RATE6, rd.val[3]) |
+ FIELD_PREP(MT_WTBL_RIUCR3_RATE7, rd.val[3]));
+
+ mt76_wr(dev, MT_WTBL_UPDATE,
+ FIELD_PREP(MT_WTBL_UPDATE_WLAN_IDX, wcid) |
+ MT_WTBL_UPDATE_RATE_UPDATE |
+ MT_WTBL_UPDATE_TX_COUNT_CLEAR);
+
+ mt76_wr(dev, addr + 27 * 4, w27);
+
+ idx = idx > HW_BSSID_MAX ? HW_BSSID_0 : idx;
+ addr = idx > 1 ? MT_LPON_TCR2(idx): MT_LPON_TCR0(idx);
+
+ mt76_rmw(dev, addr, MT_LPON_TCR_MODE, MT_LPON_TCR_READ); /* TSF read */
+ sta->rate_set_tsf = mt76_rr(dev, MT_LPON_UTTR0) & ~BIT(0);
+ sta->rate_set_tsf |= rd.rateset;
+
+ if (!(sta->wcid.tx_info & MT_WCID_TX_INFO_SET))
+ mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000);
+
+ sta->rate_count = 2 * MT7615_RATE_RETRY * n_rates;
+ sta->wcid.tx_info |= MT_WCID_TX_INFO_SET;
+ sta->rate_probe = !!probe_rate;
+}
+EXPORT_SYMBOL_GPL(mt7615_mac_set_rates);
+
+static int
+mt7615_mac_wtbl_update_key(struct mt7615_dev *dev, struct mt76_wcid *wcid,
+ struct ieee80211_key_conf *key,
+ enum mt76_cipher_type cipher, u16 cipher_mask,
+ enum set_key_cmd cmd)
+{
+ u32 addr = mt7615_mac_wtbl_addr(dev, wcid->idx) + 30 * 4;
+ u8 data[32] = {};
+
+ if (key->keylen > sizeof(data))
+ return -EINVAL;
+
+ mt76_rr_copy(dev, addr, data, sizeof(data));
+ if (cmd == SET_KEY) {
+ if (cipher == MT_CIPHER_TKIP) {
+ /* Rx/Tx MIC keys are swapped */
+ memcpy(data, key->key, 16);
+ memcpy(data + 16, key->key + 24, 8);
+ memcpy(data + 24, key->key + 16, 8);
+ } else {
+ if (cipher_mask == BIT(cipher))
+ memcpy(data, key->key, key->keylen);
+ else if (cipher != MT_CIPHER_BIP_CMAC_128)
+ memcpy(data, key->key, 16);
+ if (cipher == MT_CIPHER_BIP_CMAC_128)
+ memcpy(data + 16, key->key, 16);
+ }
+ } else {
+ if (cipher == MT_CIPHER_BIP_CMAC_128)
+ memset(data + 16, 0, 16);
+ else if (cipher_mask)
+ memset(data, 0, 16);
+ if (!cipher_mask)
+ memset(data, 0, sizeof(data));
+ }
+
+ mt76_wr_copy(dev, addr, data, sizeof(data));
+
+ return 0;
+}
+
+static int
+mt7615_mac_wtbl_update_pk(struct mt7615_dev *dev, struct mt76_wcid *wcid,
+ enum mt76_cipher_type cipher, u16 cipher_mask,
+ int keyidx, enum set_key_cmd cmd)
+{
+ u32 addr = mt7615_mac_wtbl_addr(dev, wcid->idx), w0, w1;
+
+ if (!mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000))
+ return -ETIMEDOUT;
+
+ w0 = mt76_rr(dev, addr);
+ w1 = mt76_rr(dev, addr + 4);
+
+ if (cipher_mask)
+ w0 |= MT_WTBL_W0_RX_KEY_VALID;
+ else
+ w0 &= ~(MT_WTBL_W0_RX_KEY_VALID | MT_WTBL_W0_KEY_IDX);
+ if (cipher_mask & BIT(MT_CIPHER_BIP_CMAC_128))
+ w0 |= MT_WTBL_W0_RX_IK_VALID;
+ else
+ w0 &= ~MT_WTBL_W0_RX_IK_VALID;
+
+ if (cmd == SET_KEY &&
+ (cipher != MT_CIPHER_BIP_CMAC_128 ||
+ cipher_mask == BIT(cipher))) {
+ w0 &= ~MT_WTBL_W0_KEY_IDX;
+ w0 |= FIELD_PREP(MT_WTBL_W0_KEY_IDX, keyidx);
+ }
+
+ mt76_wr(dev, MT_WTBL_RICR0, w0);
+ mt76_wr(dev, MT_WTBL_RICR1, w1);
+
+ if (!mt7615_mac_wtbl_update(dev, wcid->idx,
+ MT_WTBL_UPDATE_RXINFO_UPDATE))
+ return -ETIMEDOUT;
+
+ return 0;
+}
+
+static void
+mt7615_mac_wtbl_update_cipher(struct mt7615_dev *dev, struct mt76_wcid *wcid,
+ enum mt76_cipher_type cipher, u16 cipher_mask,
+ enum set_key_cmd cmd)
+{
+ u32 addr = mt7615_mac_wtbl_addr(dev, wcid->idx);
+
+ if (!cipher_mask) {
+ mt76_clear(dev, addr + 2 * 4, MT_WTBL_W2_KEY_TYPE);
+ return;
+ }
+
+ if (cmd != SET_KEY)
+ return;
+
+ if (cipher == MT_CIPHER_BIP_CMAC_128 &&
+ cipher_mask & ~BIT(MT_CIPHER_BIP_CMAC_128))
+ return;
+
+ mt76_rmw(dev, addr + 2 * 4, MT_WTBL_W2_KEY_TYPE,
+ FIELD_PREP(MT_WTBL_W2_KEY_TYPE, cipher));
+}
+
+int __mt7615_mac_wtbl_set_key(struct mt7615_dev *dev,
+ struct mt76_wcid *wcid,
+ struct ieee80211_key_conf *key,
+ enum set_key_cmd cmd)
+{
+ enum mt76_cipher_type cipher;
+ u16 cipher_mask = wcid->cipher;
+ int err;
+
+ cipher = mt7615_mac_get_cipher(key->cipher);
+ if (cipher == MT_CIPHER_NONE)
+ return -EOPNOTSUPP;
+
+ if (cmd == SET_KEY)
+ cipher_mask |= BIT(cipher);
+ else
+ cipher_mask &= ~BIT(cipher);
+
+ mt7615_mac_wtbl_update_cipher(dev, wcid, cipher, cipher_mask, cmd);
+ err = mt7615_mac_wtbl_update_key(dev, wcid, key, cipher, cipher_mask,
+ cmd);
+ if (err < 0)
+ return err;
+
+ err = mt7615_mac_wtbl_update_pk(dev, wcid, cipher, cipher_mask,
+ key->keyidx, cmd);
+ if (err < 0)
+ return err;
+
+ wcid->cipher = cipher_mask;
+
+ return 0;
+}
+
+int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev,
+ struct mt76_wcid *wcid,
+ struct ieee80211_key_conf *key,
+ enum set_key_cmd cmd)
+{
+ int err;
+
+ spin_lock_bh(&dev->mt76.lock);
+ err = __mt7615_mac_wtbl_set_key(dev, wcid, key, cmd);
+ spin_unlock_bh(&dev->mt76.lock);
+
+ return err;
+}
+
+static bool mt7615_fill_txs(struct mt7615_dev *dev, struct mt7615_sta *sta,
+ struct ieee80211_tx_info *info, __le32 *txs_data)
+{
+ struct ieee80211_supported_band *sband;
+ struct mt7615_rate_set *rs;
+ struct mt76_phy *mphy;
+ int first_idx = 0, last_idx;
+ int i, idx, count;
+ bool fixed_rate, ack_timeout;
+ bool ampdu, cck = false;
+ bool rs_idx;
+ u32 rate_set_tsf;
+ u32 final_rate, final_rate_flags, final_nss, txs;
+
+ txs = le32_to_cpu(txs_data[1]);
+ ampdu = txs & MT_TXS1_AMPDU;
+
+ txs = le32_to_cpu(txs_data[3]);
+ count = FIELD_GET(MT_TXS3_TX_COUNT, txs);
+ last_idx = FIELD_GET(MT_TXS3_LAST_TX_RATE, txs);
+
+ txs = le32_to_cpu(txs_data[0]);
+ fixed_rate = txs & MT_TXS0_FIXED_RATE;
+ final_rate = FIELD_GET(MT_TXS0_TX_RATE, txs);
+ ack_timeout = txs & MT_TXS0_ACK_TIMEOUT;
+
+ if (!ampdu && (txs & MT_TXS0_RTS_TIMEOUT))
+ return false;
+
+ if (txs & MT_TXS0_QUEUE_TIMEOUT)
+ return false;
+
+ if (!ack_timeout)
+ info->flags |= IEEE80211_TX_STAT_ACK;
+
+ info->status.ampdu_len = 1;
+ info->status.ampdu_ack_len = !!(info->flags &
+ IEEE80211_TX_STAT_ACK);
+
+ if (ampdu || (info->flags & IEEE80211_TX_CTL_AMPDU))
+ info->flags |= IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_CTL_AMPDU;
+
+ first_idx = max_t(int, 0, last_idx - (count - 1) / MT7615_RATE_RETRY);
+
+ if (fixed_rate) {
+ info->status.rates[0].count = count;
+ i = 0;
+ goto out;
+ }
+
+ rate_set_tsf = READ_ONCE(sta->rate_set_tsf);
+ rs_idx = !((u32)(le32_get_bits(txs_data[4], MT_TXS4_F0_TIMESTAMP) -
+ rate_set_tsf) < 1000000);
+ rs_idx ^= rate_set_tsf & BIT(0);
+ rs = &sta->rateset[rs_idx];
+
+ if (!first_idx && rs->probe_rate.idx >= 0) {
+ info->status.rates[0] = rs->probe_rate;
+
+ spin_lock_bh(&dev->mt76.lock);
+ if (sta->rate_probe) {
+ struct mt7615_phy *phy = &dev->phy;
+
+ if (sta->wcid.ext_phy && dev->mt76.phy2)
+ phy = dev->mt76.phy2->priv;
+
+ mt7615_mac_set_rates(phy, sta, NULL, sta->rates);
+ }
+ spin_unlock_bh(&dev->mt76.lock);
+ } else {
+ info->status.rates[0] = rs->rates[first_idx / 2];
+ }
+ info->status.rates[0].count = 0;
+
+ for (i = 0, idx = first_idx; count && idx <= last_idx; idx++) {
+ struct ieee80211_tx_rate *cur_rate;
+ int cur_count;
+
+ cur_rate = &rs->rates[idx / 2];
+ cur_count = min_t(int, MT7615_RATE_RETRY, count);
+ count -= cur_count;
+
+ if (idx && (cur_rate->idx != info->status.rates[i].idx ||
+ cur_rate->flags != info->status.rates[i].flags)) {
+ i++;
+ if (i == ARRAY_SIZE(info->status.rates)) {
+ i--;
+ break;
+ }
+
+ info->status.rates[i] = *cur_rate;
+ info->status.rates[i].count = 0;
+ }
+
+ info->status.rates[i].count += cur_count;
+ }
+
+out:
+ final_rate_flags = info->status.rates[i].flags;
+
+ switch (FIELD_GET(MT_TX_RATE_MODE, final_rate)) {
+ case MT_PHY_TYPE_CCK:
+ cck = true;
+ fallthrough;
+ case MT_PHY_TYPE_OFDM:
+ mphy = &dev->mphy;
+ if (sta->wcid.ext_phy && dev->mt76.phy2)
+ mphy = dev->mt76.phy2;
+
+ if (mphy->chandef.chan->band == NL80211_BAND_5GHZ)
+ sband = &mphy->sband_5g.sband;
+ else
+ sband = &mphy->sband_2g.sband;
+ final_rate &= MT_TX_RATE_IDX;
+ final_rate = mt76_get_rate(&dev->mt76, sband, final_rate,
+ cck);
+ final_rate_flags = 0;
+ break;
+ case MT_PHY_TYPE_HT_GF:
+ case MT_PHY_TYPE_HT:
+ final_rate_flags |= IEEE80211_TX_RC_MCS;
+ final_rate &= MT_TX_RATE_IDX;
+ if (final_rate > 31)
+ return false;
+ break;
+ case MT_PHY_TYPE_VHT:
+ final_nss = FIELD_GET(MT_TX_RATE_NSS, final_rate);
+
+ if ((final_rate & MT_TX_RATE_STBC) && final_nss)
+ final_nss--;
+
+ final_rate_flags |= IEEE80211_TX_RC_VHT_MCS;
+ final_rate = (final_rate & MT_TX_RATE_IDX) | (final_nss << 4);
+ break;
+ default:
+ return false;
+ }
+
+ info->status.rates[i].idx = final_rate;
+ info->status.rates[i].flags = final_rate_flags;
+
+ return true;
+}
+
+static bool mt7615_mac_add_txs_skb(struct mt7615_dev *dev,
+ struct mt7615_sta *sta, int pid,
+ __le32 *txs_data)
+{
+ struct mt76_dev *mdev = &dev->mt76;
+ struct sk_buff_head list;
+ struct sk_buff *skb;
+
+ if (pid < MT_PACKET_ID_FIRST)
+ return false;
+
+ trace_mac_txdone(mdev, sta->wcid.idx, pid);
+
+ mt76_tx_status_lock(mdev, &list);
+ skb = mt76_tx_status_skb_get(mdev, &sta->wcid, pid, &list);
+ if (skb) {
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+
+ if (!mt7615_fill_txs(dev, sta, info, txs_data)) {
+ info->status.rates[0].count = 0;
+ info->status.rates[0].idx = -1;
+ }
+
+ mt76_tx_status_skb_done(mdev, skb, &list);
+ }
+ mt76_tx_status_unlock(mdev, &list);
+
+ return !!skb;
+}
+
+static void mt7615_mac_add_txs(struct mt7615_dev *dev, void *data)
+{
+ struct ieee80211_tx_info info = {};
+ struct ieee80211_sta *sta = NULL;
+ struct mt7615_sta *msta = NULL;
+ struct mt76_wcid *wcid;
+ struct mt76_phy *mphy = &dev->mt76.phy;
+ __le32 *txs_data = data;
+ u8 wcidx;
+ u8 pid;
+
+ pid = le32_get_bits(txs_data[0], MT_TXS0_PID);
+ wcidx = le32_get_bits(txs_data[2], MT_TXS2_WCID);
+
+ if (pid == MT_PACKET_ID_NO_ACK)
+ return;
+
+ if (wcidx >= MT7615_WTBL_SIZE)
+ return;
+
+ rcu_read_lock();
+
+ wcid = rcu_dereference(dev->mt76.wcid[wcidx]);
+ if (!wcid)
+ goto out;
+
+ msta = container_of(wcid, struct mt7615_sta, wcid);
+ sta = wcid_to_sta(wcid);
+
+ spin_lock_bh(&dev->sta_poll_lock);
+ if (list_empty(&msta->poll_list))
+ list_add_tail(&msta->poll_list, &dev->sta_poll_list);
+ spin_unlock_bh(&dev->sta_poll_lock);
+
+ if (mt7615_mac_add_txs_skb(dev, msta, pid, txs_data))
+ goto out;
+
+ if (wcidx >= MT7615_WTBL_STA || !sta)
+ goto out;
+
+ if (wcid->ext_phy && dev->mt76.phy2)
+ mphy = dev->mt76.phy2;
+
+ if (mt7615_fill_txs(dev, msta, &info, txs_data))
+ ieee80211_tx_status_noskb(mphy->hw, sta, &info);
+
+out:
+ rcu_read_unlock();
+}
+
+static void
+mt7615_txwi_free(struct mt7615_dev *dev, struct mt76_txwi_cache *txwi)
+{
+ struct mt76_dev *mdev = &dev->mt76;
+ __le32 *txwi_data;
+ u32 val;
+ u8 wcid;
+
+ mt7615_txp_skb_unmap(mdev, txwi);
+ if (!txwi->skb)
+ goto out;
+
+ txwi_data = (__le32 *)mt76_get_txwi_ptr(mdev, txwi);
+ val = le32_to_cpu(txwi_data[1]);
+ wcid = FIELD_GET(MT_TXD1_WLAN_IDX, val);
+ mt76_tx_complete_skb(mdev, wcid, txwi->skb);
+
+out:
+ txwi->skb = NULL;
+ mt76_put_txwi(mdev, txwi);
+}
+
+static void
+mt7615_mac_tx_free_token(struct mt7615_dev *dev, u16 token)
+{
+ struct mt76_dev *mdev = &dev->mt76;
+ struct mt76_txwi_cache *txwi;
+
+ trace_mac_tx_free(dev, token);
+ txwi = mt76_token_put(mdev, token);
+ if (!txwi)
+ return;
+
+ mt7615_txwi_free(dev, txwi);
+}
+
+static void mt7615_mac_tx_free(struct mt7615_dev *dev, void *data, int len)
+{
+ struct mt7615_tx_free *free = (struct mt7615_tx_free *)data;
+ void *end = data + len;
+ u8 i, count;
+
+ mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_PSD], false);
+ if (is_mt7615(&dev->mt76)) {
+ mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_BE], false);
+ } else {
+ for (i = 0; i < IEEE80211_NUM_ACS; i++)
+ mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[i], false);
+ }
+
+ count = le16_get_bits(free->ctrl, MT_TX_FREE_MSDU_ID_CNT);
+ if (is_mt7615(&dev->mt76)) {
+ __le16 *token = &free->token[0];
+
+ if (WARN_ON_ONCE((void *)&token[count] > end))
+ return;
+
+ for (i = 0; i < count; i++)
+ mt7615_mac_tx_free_token(dev, le16_to_cpu(token[i]));
+ } else {
+ __le32 *token = (__le32 *)&free->token[0];
+
+ if (WARN_ON_ONCE((void *)&token[count] > end))
+ return;
+
+ for (i = 0; i < count; i++)
+ mt7615_mac_tx_free_token(dev, le32_to_cpu(token[i]));
+ }
+
+ rcu_read_lock();
+ mt7615_mac_sta_poll(dev);
+ rcu_read_unlock();
+
+ mt76_worker_schedule(&dev->mt76.tx_worker);
+}
+
+bool mt7615_rx_check(struct mt76_dev *mdev, void *data, int len)
+{
+ struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
+ __le32 *rxd = (__le32 *)data;
+ __le32 *end = (__le32 *)&rxd[len / 4];
+ enum rx_pkt_type type;
+
+ type = le32_get_bits(rxd[0], MT_RXD0_PKT_TYPE);
+
+ switch (type) {
+ case PKT_TYPE_TXRX_NOTIFY:
+ mt7615_mac_tx_free(dev, data, len);
+ return false;
+ case PKT_TYPE_TXS:
+ for (rxd++; rxd + 7 <= end; rxd += 7)
+ mt7615_mac_add_txs(dev, rxd);
+ return false;
+ default:
+ return true;
+ }
+}
+EXPORT_SYMBOL_GPL(mt7615_rx_check);
+
+void mt7615_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
+ struct sk_buff *skb)
+{
+ struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
+ __le32 *rxd = (__le32 *)skb->data;
+ __le32 *end = (__le32 *)&skb->data[skb->len];
+ enum rx_pkt_type type;
+ u16 flag;
+
+ type = le32_get_bits(rxd[0], MT_RXD0_PKT_TYPE);
+ flag = le32_get_bits(rxd[0], MT_RXD0_PKT_FLAG);
+ if (type == PKT_TYPE_RX_EVENT && flag == 0x1)
+ type = PKT_TYPE_NORMAL_MCU;
+
+ switch (type) {
+ case PKT_TYPE_TXS:
+ for (rxd++; rxd + 7 <= end; rxd += 7)
+ mt7615_mac_add_txs(dev, rxd);
+ dev_kfree_skb(skb);
+ break;
+ case PKT_TYPE_TXRX_NOTIFY:
+ mt7615_mac_tx_free(dev, skb->data, skb->len);
+ dev_kfree_skb(skb);
+ break;
+ case PKT_TYPE_RX_EVENT:
+ mt7615_mcu_rx_event(dev, skb);
+ break;
+ case PKT_TYPE_NORMAL_MCU:
+ case PKT_TYPE_NORMAL:
+ if (!mt7615_mac_fill_rx(dev, skb)) {
+ mt76_rx(&dev->mt76, q, skb);
+ return;
+ }
+ fallthrough;
+ default:
+ dev_kfree_skb(skb);
+ break;
+ }
+}
+EXPORT_SYMBOL_GPL(mt7615_queue_rx_skb);
+
+static void
+mt7615_mac_set_sensitivity(struct mt7615_phy *phy, int val, bool ofdm)
+{
+ struct mt7615_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+
+ if (is_mt7663(&dev->mt76)) {
+ if (ofdm)
+ mt76_rmw(dev, MT7663_WF_PHY_MIN_PRI_PWR(ext_phy),
+ MT_WF_PHY_PD_OFDM_MASK(0),
+ MT_WF_PHY_PD_OFDM(0, val));
+ else
+ mt76_rmw(dev, MT7663_WF_PHY_RXTD_CCK_PD(ext_phy),
+ MT_WF_PHY_PD_CCK_MASK(ext_phy),
+ MT_WF_PHY_PD_CCK(ext_phy, val));
+ return;
+ }
+
+ if (ofdm)
+ mt76_rmw(dev, MT_WF_PHY_MIN_PRI_PWR(ext_phy),
+ MT_WF_PHY_PD_OFDM_MASK(ext_phy),
+ MT_WF_PHY_PD_OFDM(ext_phy, val));
+ else
+ mt76_rmw(dev, MT_WF_PHY_RXTD_CCK_PD(ext_phy),
+ MT_WF_PHY_PD_CCK_MASK(ext_phy),
+ MT_WF_PHY_PD_CCK(ext_phy, val));
+}
+
+static void
+mt7615_mac_set_default_sensitivity(struct mt7615_phy *phy)
+{
+ /* ofdm */
+ mt7615_mac_set_sensitivity(phy, 0x13c, true);
+ /* cck */
+ mt7615_mac_set_sensitivity(phy, 0x92, false);
+
+ phy->ofdm_sensitivity = -98;
+ phy->cck_sensitivity = -110;
+ phy->last_cca_adj = jiffies;
+}
+
+void mt7615_mac_set_scs(struct mt7615_phy *phy, bool enable)
+{
+ struct mt7615_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ u32 reg, mask;
+
+ mt7615_mutex_acquire(dev);
+
+ if (phy->scs_en == enable)
+ goto out;
+
+ if (is_mt7663(&dev->mt76)) {
+ reg = MT7663_WF_PHY_MIN_PRI_PWR(ext_phy);
+ mask = MT_WF_PHY_PD_BLK(0);
+ } else {
+ reg = MT_WF_PHY_MIN_PRI_PWR(ext_phy);
+ mask = MT_WF_PHY_PD_BLK(ext_phy);
+ }
+
+ if (enable) {
+ mt76_set(dev, reg, mask);
+ if (is_mt7622(&dev->mt76)) {
+ mt76_set(dev, MT_MIB_M0_MISC_CR(0), 0x7 << 8);
+ mt76_set(dev, MT_MIB_M0_MISC_CR(0), 0x7);
+ }
+ } else {
+ mt76_clear(dev, reg, mask);
+ }
+
+ mt7615_mac_set_default_sensitivity(phy);
+ phy->scs_en = enable;
+
+out:
+ mt7615_mutex_release(dev);
+}
+
+void mt7615_mac_enable_nf(struct mt7615_dev *dev, bool ext_phy)
+{
+ u32 rxtd, reg;
+
+ if (is_mt7663(&dev->mt76))
+ reg = MT7663_WF_PHY_R0_PHYMUX_5;
+ else
+ reg = MT_WF_PHY_R0_PHYMUX_5(ext_phy);
+
+ if (ext_phy)
+ rxtd = MT_WF_PHY_RXTD2(10);
+ else
+ rxtd = MT_WF_PHY_RXTD(12);
+
+ mt76_set(dev, rxtd, BIT(18) | BIT(29));
+ mt76_set(dev, reg, 0x5 << 12);
+}
+
+void mt7615_mac_cca_stats_reset(struct mt7615_phy *phy)
+{
+ struct mt7615_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ u32 reg;
+
+ if (is_mt7663(&dev->mt76))
+ reg = MT7663_WF_PHY_R0_PHYMUX_5;
+ else
+ reg = MT_WF_PHY_R0_PHYMUX_5(ext_phy);
+
+ /* reset PD and MDRDY counters */
+ mt76_clear(dev, reg, GENMASK(22, 20));
+ mt76_set(dev, reg, BIT(22) | BIT(20));
+}
+
+static void
+mt7615_mac_adjust_sensitivity(struct mt7615_phy *phy,
+ u32 rts_err_rate, bool ofdm)
+{
+ struct mt7615_dev *dev = phy->dev;
+ int false_cca = ofdm ? phy->false_cca_ofdm : phy->false_cca_cck;
+ bool ext_phy = phy != &dev->phy;
+ s16 def_th = ofdm ? -98 : -110;
+ bool update = false;
+ s8 *sensitivity;
+ int signal;
+
+ sensitivity = ofdm ? &phy->ofdm_sensitivity : &phy->cck_sensitivity;
+ signal = mt76_get_min_avg_rssi(&dev->mt76, ext_phy);
+ if (!signal) {
+ mt7615_mac_set_default_sensitivity(phy);
+ return;
+ }
+
+ signal = min(signal, -72);
+ if (false_cca > 500) {
+ if (rts_err_rate > MT_FRAC(40, 100))
+ return;
+
+ /* decrease coverage */
+ if (*sensitivity == def_th && signal > -90) {
+ *sensitivity = -90;
+ update = true;
+ } else if (*sensitivity + 2 < signal) {
+ *sensitivity += 2;
+ update = true;
+ }
+ } else if ((false_cca > 0 && false_cca < 50) ||
+ rts_err_rate > MT_FRAC(60, 100)) {
+ /* increase coverage */
+ if (*sensitivity - 2 >= def_th) {
+ *sensitivity -= 2;
+ update = true;
+ }
+ }
+
+ if (*sensitivity > signal) {
+ *sensitivity = signal;
+ update = true;
+ }
+
+ if (update) {
+ u16 val = ofdm ? *sensitivity * 2 + 512 : *sensitivity + 256;
+
+ mt7615_mac_set_sensitivity(phy, val, ofdm);
+ phy->last_cca_adj = jiffies;
+ }
+}
+
+static void
+mt7615_mac_scs_check(struct mt7615_phy *phy)
+{
+ struct mt7615_dev *dev = phy->dev;
+ struct mib_stats *mib = &phy->mib;
+ u32 val, rts_err_rate = 0;
+ u32 mdrdy_cck, mdrdy_ofdm, pd_cck, pd_ofdm;
+ bool ext_phy = phy != &dev->phy;
+
+ if (!phy->scs_en)
+ return;
+
+ if (is_mt7663(&dev->mt76))
+ val = mt76_rr(dev, MT7663_WF_PHY_R0_PHYCTRL_STS0(ext_phy));
+ else
+ val = mt76_rr(dev, MT_WF_PHY_R0_PHYCTRL_STS0(ext_phy));
+ pd_cck = FIELD_GET(MT_WF_PHYCTRL_STAT_PD_CCK, val);
+ pd_ofdm = FIELD_GET(MT_WF_PHYCTRL_STAT_PD_OFDM, val);
+
+ if (is_mt7663(&dev->mt76))
+ val = mt76_rr(dev, MT7663_WF_PHY_R0_PHYCTRL_STS5(ext_phy));
+ else
+ val = mt76_rr(dev, MT_WF_PHY_R0_PHYCTRL_STS5(ext_phy));
+ mdrdy_cck = FIELD_GET(MT_WF_PHYCTRL_STAT_MDRDY_CCK, val);
+ mdrdy_ofdm = FIELD_GET(MT_WF_PHYCTRL_STAT_MDRDY_OFDM, val);
+
+ phy->false_cca_ofdm = pd_ofdm - mdrdy_ofdm;
+ phy->false_cca_cck = pd_cck - mdrdy_cck;
+ mt7615_mac_cca_stats_reset(phy);
+
+ if (mib->rts_cnt + mib->rts_retries_cnt)
+ rts_err_rate = MT_FRAC(mib->rts_retries_cnt,
+ mib->rts_cnt + mib->rts_retries_cnt);
+
+ /* cck */
+ mt7615_mac_adjust_sensitivity(phy, rts_err_rate, false);
+ /* ofdm */
+ mt7615_mac_adjust_sensitivity(phy, rts_err_rate, true);
+
+ if (time_after(jiffies, phy->last_cca_adj + 10 * HZ))
+ mt7615_mac_set_default_sensitivity(phy);
+}
+
+static u8
+mt7615_phy_get_nf(struct mt7615_dev *dev, int idx)
+{
+ static const u8 nf_power[] = { 92, 89, 86, 83, 80, 75, 70, 65, 60, 55, 52 };
+ u32 reg, val, sum = 0, n = 0;
+ int i;
+
+ if (is_mt7663(&dev->mt76))
+ reg = MT7663_WF_PHY_RXTD(20);
+ else
+ reg = idx ? MT_WF_PHY_RXTD2(17) : MT_WF_PHY_RXTD(20);
+
+ for (i = 0; i < ARRAY_SIZE(nf_power); i++, reg += 4) {
+ val = mt76_rr(dev, reg);
+ sum += val * nf_power[i];
+ n += val;
+ }
+
+ if (!n)
+ return 0;
+
+ return sum / n;
+}
+
+static void
+mt7615_phy_update_channel(struct mt76_phy *mphy, int idx)
+{
+ struct mt7615_dev *dev = container_of(mphy->dev, struct mt7615_dev, mt76);
+ struct mt7615_phy *phy = mphy->priv;
+ struct mt76_channel_state *state;
+ u64 busy_time, tx_time, rx_time, obss_time;
+ u32 obss_reg = idx ? MT_WF_RMAC_MIB_TIME6 : MT_WF_RMAC_MIB_TIME5;
+ int nf;
+
+ busy_time = mt76_get_field(dev, MT_MIB_SDR9(idx),
+ MT_MIB_SDR9_BUSY_MASK);
+ tx_time = mt76_get_field(dev, MT_MIB_SDR36(idx),
+ MT_MIB_SDR36_TXTIME_MASK);
+ rx_time = mt76_get_field(dev, MT_MIB_SDR37(idx),
+ MT_MIB_SDR37_RXTIME_MASK);
+ obss_time = mt76_get_field(dev, obss_reg, MT_MIB_OBSSTIME_MASK);
+
+ nf = mt7615_phy_get_nf(dev, idx);
+ if (!phy->noise)
+ phy->noise = nf << 4;
+ else if (nf)
+ phy->noise += nf - (phy->noise >> 4);
+
+ state = mphy->chan_state;
+ state->cc_busy += busy_time;
+ state->cc_tx += tx_time;
+ state->cc_rx += rx_time + obss_time;
+ state->cc_bss_rx += rx_time;
+ state->noise = -(phy->noise >> 4);
+}
+
+static void mt7615_update_survey(struct mt7615_dev *dev)
+{
+ struct mt76_dev *mdev = &dev->mt76;
+ ktime_t cur_time;
+
+ /* MT7615 can only update both phys simultaneously
+ * since some reisters are shared across bands.
+ */
+
+ mt7615_phy_update_channel(&mdev->phy, 0);
+ if (mdev->phy2)
+ mt7615_phy_update_channel(mdev->phy2, 1);
+
+ cur_time = ktime_get_boottime();
+
+ mt76_update_survey_active_time(&mdev->phy, cur_time);
+ if (mdev->phy2)
+ mt76_update_survey_active_time(mdev->phy2, cur_time);
+
+ /* reset obss airtime */
+ mt76_set(dev, MT_WF_RMAC_MIB_TIME0, MT_WF_RMAC_MIB_RXTIME_CLR);
+}
+
+void mt7615_update_channel(struct mt76_phy *mphy)
+{
+ struct mt7615_dev *dev = container_of(mphy->dev, struct mt7615_dev, mt76);
+
+ if (mt76_connac_pm_wake(&dev->mphy, &dev->pm))
+ return;
+
+ mt7615_update_survey(dev);
+ mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
+}
+EXPORT_SYMBOL_GPL(mt7615_update_channel);
+
+static void
+mt7615_mac_update_mib_stats(struct mt7615_phy *phy)
+{
+ struct mt7615_dev *dev = phy->dev;
+ struct mib_stats *mib = &phy->mib;
+ bool ext_phy = phy != &dev->phy;
+ int i, aggr;
+ u32 val, val2;
+
+ mib->fcs_err_cnt += mt76_get_field(dev, MT_MIB_SDR3(ext_phy),
+ MT_MIB_SDR3_FCS_ERR_MASK);
+
+ val = mt76_get_field(dev, MT_MIB_SDR14(ext_phy),
+ MT_MIB_AMPDU_MPDU_COUNT);
+ if (val) {
+ val2 = mt76_get_field(dev, MT_MIB_SDR15(ext_phy),
+ MT_MIB_AMPDU_ACK_COUNT);
+ mib->aggr_per = 1000 * (val - val2) / val;
+ }
+
+ aggr = ext_phy ? ARRAY_SIZE(dev->mt76.aggr_stats) / 2 : 0;
+ for (i = 0; i < 4; i++) {
+ val = mt76_rr(dev, MT_MIB_MB_SDR1(ext_phy, i));
+ mib->ba_miss_cnt += FIELD_GET(MT_MIB_BA_MISS_COUNT_MASK, val);
+ mib->ack_fail_cnt += FIELD_GET(MT_MIB_ACK_FAIL_COUNT_MASK,
+ val);
+
+ val = mt76_rr(dev, MT_MIB_MB_SDR0(ext_phy, i));
+ mib->rts_cnt += FIELD_GET(MT_MIB_RTS_COUNT_MASK, val);
+ mib->rts_retries_cnt += FIELD_GET(MT_MIB_RTS_RETRIES_COUNT_MASK,
+ val);
+
+ val = mt76_rr(dev, MT_TX_AGG_CNT(ext_phy, i));
+ dev->mt76.aggr_stats[aggr++] += val & 0xffff;
+ dev->mt76.aggr_stats[aggr++] += val >> 16;
+ }
+}
+
+void mt7615_pm_wake_work(struct work_struct *work)
+{
+ struct mt7615_dev *dev;
+ struct mt76_phy *mphy;
+
+ dev = (struct mt7615_dev *)container_of(work, struct mt7615_dev,
+ pm.wake_work);
+ mphy = dev->phy.mt76;
+
+ if (!mt7615_mcu_set_drv_ctrl(dev)) {
+ struct mt76_dev *mdev = &dev->mt76;
+ int i;
+
+ if (mt76_is_sdio(mdev)) {
+ mt76_connac_pm_dequeue_skbs(mphy, &dev->pm);
+ mt76_worker_schedule(&mdev->sdio.txrx_worker);
+ } else {
+ mt76_for_each_q_rx(mdev, i)
+ napi_schedule(&mdev->napi[i]);
+ mt76_connac_pm_dequeue_skbs(mphy, &dev->pm);
+ mt76_queue_tx_cleanup(dev, mdev->q_mcu[MT_MCUQ_WM],
+ false);
+ }
+
+ if (test_bit(MT76_STATE_RUNNING, &mphy->state)) {
+ unsigned long timeout;
+
+ timeout = mt7615_get_macwork_timeout(dev);
+ ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
+ timeout);
+ }
+ }
+
+ ieee80211_wake_queues(mphy->hw);
+ wake_up(&dev->pm.wait);
+}
+
+void mt7615_pm_power_save_work(struct work_struct *work)
+{
+ struct mt7615_dev *dev;
+ unsigned long delta;
+
+ dev = (struct mt7615_dev *)container_of(work, struct mt7615_dev,
+ pm.ps_work.work);
+
+ delta = dev->pm.idle_timeout;
+ if (test_bit(MT76_HW_SCANNING, &dev->mphy.state) ||
+ test_bit(MT76_HW_SCHED_SCANNING, &dev->mphy.state))
+ goto out;
+
+ if (mutex_is_locked(&dev->mt76.mutex))
+ /* if mt76 mutex is held we should not put the device
+ * to sleep since we are currently accessing device
+ * register map. We need to wait for the next power_save
+ * trigger.
+ */
+ goto out;
+
+ if (time_is_after_jiffies(dev->pm.last_activity + delta)) {
+ delta = dev->pm.last_activity + delta - jiffies;
+ goto out;
+ }
+
+ if (!mt7615_mcu_set_fw_ctrl(dev))
+ return;
+out:
+ queue_delayed_work(dev->mt76.wq, &dev->pm.ps_work, delta);
+}
+
+void mt7615_mac_work(struct work_struct *work)
+{
+ struct mt7615_phy *phy;
+ struct mt76_phy *mphy;
+ unsigned long timeout;
+
+ mphy = (struct mt76_phy *)container_of(work, struct mt76_phy,
+ mac_work.work);
+ phy = mphy->priv;
+
+ mt7615_mutex_acquire(phy->dev);
+
+ mt7615_update_survey(phy->dev);
+ if (++mphy->mac_work_count == 5) {
+ mphy->mac_work_count = 0;
+
+ mt7615_mac_update_mib_stats(phy);
+ mt7615_mac_scs_check(phy);
+ }
+
+ mt7615_mutex_release(phy->dev);
+
+ mt76_tx_status_check(mphy->dev, false);
+
+ timeout = mt7615_get_macwork_timeout(phy->dev);
+ ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work, timeout);
+}
+
+void mt7615_tx_token_put(struct mt7615_dev *dev)
+{
+ struct mt76_txwi_cache *txwi;
+ int id;
+
+ spin_lock_bh(&dev->mt76.token_lock);
+ idr_for_each_entry(&dev->mt76.token, txwi, id)
+ mt7615_txwi_free(dev, txwi);
+ spin_unlock_bh(&dev->mt76.token_lock);
+ idr_destroy(&dev->mt76.token);
+}
+EXPORT_SYMBOL_GPL(mt7615_tx_token_put);
+
+static void mt7615_dfs_stop_radar_detector(struct mt7615_phy *phy)
+{
+ struct mt7615_dev *dev = phy->dev;
+
+ if (phy->rdd_state & BIT(0))
+ mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_STOP, 0,
+ MT_RX_SEL0, 0);
+ if (phy->rdd_state & BIT(1))
+ mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_STOP, 1,
+ MT_RX_SEL0, 0);
+}
+
+static int mt7615_dfs_start_rdd(struct mt7615_dev *dev, int chain)
+{
+ int err;
+
+ err = mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_START, chain,
+ MT_RX_SEL0, 0);
+ if (err < 0)
+ return err;
+
+ return mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_DET_MODE, chain,
+ MT_RX_SEL0, 1);
+}
+
+static int mt7615_dfs_start_radar_detector(struct mt7615_phy *phy)
+{
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ struct mt7615_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ int err;
+
+ /* start CAC */
+ err = mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_CAC_START, ext_phy,
+ MT_RX_SEL0, 0);
+ if (err < 0)
+ return err;
+
+ err = mt7615_dfs_start_rdd(dev, ext_phy);
+ if (err < 0)
+ return err;
+
+ phy->rdd_state |= BIT(ext_phy);
+
+ if (chandef->width == NL80211_CHAN_WIDTH_160 ||
+ chandef->width == NL80211_CHAN_WIDTH_80P80) {
+ err = mt7615_dfs_start_rdd(dev, 1);
+ if (err < 0)
+ return err;
+
+ phy->rdd_state |= BIT(1);
+ }
+
+ return 0;
+}
+
+static int
+mt7615_dfs_init_radar_specs(struct mt7615_phy *phy)
+{
+ const struct mt7615_dfs_radar_spec *radar_specs;
+ struct mt7615_dev *dev = phy->dev;
+ int err, i, lpn = 500;
+
+ switch (dev->mt76.region) {
+ case NL80211_DFS_FCC:
+ radar_specs = &fcc_radar_specs;
+ lpn = 8;
+ break;
+ case NL80211_DFS_ETSI:
+ radar_specs = &etsi_radar_specs;
+ break;
+ case NL80211_DFS_JP:
+ radar_specs = &jp_radar_specs;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* avoid FCC radar detection in non-FCC region */
+ err = mt7615_mcu_set_fcc5_lpn(dev, lpn);
+ if (err < 0)
+ return err;
+
+ for (i = 0; i < ARRAY_SIZE(radar_specs->radar_pattern); i++) {
+ err = mt7615_mcu_set_radar_th(dev, i,
+ &radar_specs->radar_pattern[i]);
+ if (err < 0)
+ return err;
+ }
+
+ return mt7615_mcu_set_pulse_th(dev, &radar_specs->pulse_th);
+}
+
+int mt7615_dfs_init_radar_detector(struct mt7615_phy *phy)
+{
+ struct mt7615_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ enum mt76_dfs_state dfs_state, prev_state;
+ int err;
+
+ if (is_mt7663(&dev->mt76))
+ return 0;
+
+ prev_state = phy->mt76->dfs_state;
+ dfs_state = mt76_phy_dfs_state(phy->mt76);
+
+ if (prev_state == dfs_state)
+ return 0;
+
+ if (prev_state == MT_DFS_STATE_UNKNOWN)
+ mt7615_dfs_stop_radar_detector(phy);
+
+ if (dfs_state == MT_DFS_STATE_DISABLED)
+ goto stop;
+
+ if (prev_state <= MT_DFS_STATE_DISABLED) {
+ err = mt7615_dfs_init_radar_specs(phy);
+ if (err < 0)
+ return err;
+
+ err = mt7615_dfs_start_radar_detector(phy);
+ if (err < 0)
+ return err;
+
+ phy->mt76->dfs_state = MT_DFS_STATE_CAC;
+ }
+
+ if (dfs_state == MT_DFS_STATE_CAC)
+ return 0;
+
+ err = mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_CAC_END,
+ ext_phy, MT_RX_SEL0, 0);
+ if (err < 0) {
+ phy->mt76->dfs_state = MT_DFS_STATE_UNKNOWN;
+ return err;
+ }
+
+ phy->mt76->dfs_state = MT_DFS_STATE_ACTIVE;
+ return 0;
+
+stop:
+ err = mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_NORMAL_START, ext_phy,
+ MT_RX_SEL0, 0);
+ if (err < 0)
+ return err;
+
+ mt7615_dfs_stop_radar_detector(phy);
+ phy->mt76->dfs_state = MT_DFS_STATE_DISABLED;
+
+ return 0;
+}
+
+int mt7615_mac_set_beacon_filter(struct mt7615_phy *phy,
+ struct ieee80211_vif *vif,
+ bool enable)
+{
+ struct mt7615_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ int err;
+
+ if (!mt7615_firmware_offload(dev))
+ return -EOPNOTSUPP;
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_MONITOR:
+ return 0;
+ case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_ADHOC:
+ case NL80211_IFTYPE_AP:
+ if (enable)
+ phy->n_beacon_vif++;
+ else
+ phy->n_beacon_vif--;
+ fallthrough;
+ default:
+ break;
+ }
+
+ err = mt7615_mcu_set_bss_pm(dev, vif, !phy->n_beacon_vif);
+ if (err)
+ return err;
+
+ if (phy->n_beacon_vif) {
+ vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER;
+ mt76_clear(dev, MT_WF_RFCR(ext_phy),
+ MT_WF_RFCR_DROP_OTHER_BEACON);
+ } else {
+ vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
+ mt76_set(dev, MT_WF_RFCR(ext_phy),
+ MT_WF_RFCR_DROP_OTHER_BEACON);
+ }
+
+ return 0;
+}
+
+void mt7615_coredump_work(struct work_struct *work)
+{
+ struct mt7615_dev *dev;
+ char *dump, *data;
+
+ dev = (struct mt7615_dev *)container_of(work, struct mt7615_dev,
+ coredump.work.work);
+
+ if (time_is_after_jiffies(dev->coredump.last_activity +
+ 4 * MT76_CONNAC_COREDUMP_TIMEOUT)) {
+ queue_delayed_work(dev->mt76.wq, &dev->coredump.work,
+ MT76_CONNAC_COREDUMP_TIMEOUT);
+ return;
+ }
+
+ dump = vzalloc(MT76_CONNAC_COREDUMP_SZ);
+ data = dump;
+
+ while (true) {
+ struct sk_buff *skb;
+
+ spin_lock_bh(&dev->mt76.lock);
+ skb = __skb_dequeue(&dev->coredump.msg_list);
+ spin_unlock_bh(&dev->mt76.lock);
+
+ if (!skb)
+ break;
+
+ skb_pull(skb, sizeof(struct mt7615_mcu_rxd));
+ if (data + skb->len - dump > MT76_CONNAC_COREDUMP_SZ) {
+ dev_kfree_skb(skb);
+ continue;
+ }
+
+ memcpy(data, skb->data, skb->len);
+ data += skb->len;
+
+ dev_kfree_skb(skb);
+ }
+ dev_coredumpv(dev->mt76.dev, dump, MT76_CONNAC_COREDUMP_SZ,
+ GFP_KERNEL);
+}