mt76: add mac80211 driver for MT7615 PCIe-based chipsets

This driver is for a newer generation of MediaTek MT7615 4x4 802.11ac
PCIe-based chipsets, which support wave2 MU-MIMO up to 4 users/group
and also support up to 160MHz bandwidth.

The driver fully supports AP, station and monitor mode.
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Roy Luo <royluo@google.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/Kconfig

@@ -22,3 +22,4 @@ config MT76x02_USB
 source "drivers/net/wireless/mediatek/mt76/mt76x0/Kconfig"
 source "drivers/net/wireless/mediatek/mt76/mt76x2/Kconfig"
 source "drivers/net/wireless/mediatek/mt76/mt7603/Kconfig"
+source "drivers/net/wireless/mediatek/mt76/mt7615/Kconfig"

drivers/net/wireless/mediatek/mt76/Makefile

@@ -23,3 +23,4 @@ mt76x02-usb-y := mt76x02_usb_mcu.o mt76x02_usb_core.o
 obj-$(CONFIG_MT76x0_COMMON) += mt76x0/
 obj-$(CONFIG_MT76x2_COMMON) += mt76x2/
 obj-$(CONFIG_MT7603E) += mt7603/
+obj-$(CONFIG_MT7615E) += mt7615/

drivers/net/wireless/mediatek/mt76/mt76.h

@@ -69,6 +69,7 @@ enum mt76_txq_id {
 	MT_TXQ_MCU,
 	MT_TXQ_BEACON,
 	MT_TXQ_CAB,
+	MT_TXQ_FWDL,
 	__MT_TXQ_MAX
 };
 

drivers/net/wireless/mediatek/mt76/mt7615/Kconfig

+config MT7615E
+	tristate "MediaTek MT7615E (PCIe) support"
+	select MT76_CORE
+	depends on MAC80211
+	depends on PCI
+	help
+	  This adds support for MT7615-based wireless PCIe devices.

drivers/net/wireless/mediatek/mt76/mt7615/Makefile

+#SPDX-License-Identifier: ISC
+
+obj-$(CONFIG_MT7615E) += mt7615e.o
+
+mt7615e-y := pci.o init.o dma.o eeprom.o main.o mcu.o mac.o

drivers/net/wireless/mediatek/mt76/mt7615/dma.c

+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2019 MediaTek Inc.
+ *
+ * Author: Ryder Lee <ryder.lee@mediatek.com>
+ *         Roy Luo <royluo@google.com>
+ *         Lorenzo Bianconi <lorenzo@kernel.org>
+ *         Felix Fietkau <nbd@nbd.name>
+ */
+
+#include "mt7615.h"
+#include "../dma.h"
+#include "mac.h"
+
+static int
+mt7615_init_tx_queues(struct mt7615_dev *dev, int n_desc)
+{
+	struct mt76_sw_queue *q;
+	struct mt76_queue *hwq;
+	int err, i;
+
+	hwq = devm_kzalloc(dev->mt76.dev, sizeof(*hwq), GFP_KERNEL);
+	if (!hwq)
+		return -ENOMEM;
+
+	err = mt76_queue_alloc(dev, hwq, 0, n_desc, 0, MT_TX_RING_BASE);
+	if (err < 0)
+		return err;
+
+	for (i = 0; i < MT_TXQ_MCU; i++) {
+		q = &dev->mt76.q_tx[i];
+		INIT_LIST_HEAD(&q->swq);
+		q->q = hwq;
+	}
+
+	return 0;
+}
+
+static int
+mt7615_init_mcu_queue(struct mt7615_dev *dev, struct mt76_sw_queue *q,
+		      int idx, int n_desc)
+{
+	struct mt76_queue *hwq;
+	int err;
+
+	hwq = devm_kzalloc(dev->mt76.dev, sizeof(*hwq), GFP_KERNEL);
+	if (!hwq)
+		return -ENOMEM;
+
+	err = mt76_queue_alloc(dev, hwq, idx, n_desc, 0, MT_TX_RING_BASE);
+	if (err < 0)
+		return err;
+
+	INIT_LIST_HEAD(&q->swq);
+	q->q = hwq;
+
+	return 0;
+}
+
+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;
+
+	type = FIELD_GET(MT_RXD0_PKT_TYPE, le32_to_cpu(rxd[0]));
+
+	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);
+		break;
+	case PKT_TYPE_RX_EVENT:
+		mt76_mcu_rx_event(&dev->mt76, skb);
+		break;
+	case PKT_TYPE_NORMAL:
+		if (!mt7615_mac_fill_rx(dev, skb)) {
+			mt76_rx(&dev->mt76, q, skb);
+			return;
+		}
+		/* fall through */
+	default:
+		dev_kfree_skb(skb);
+		break;
+	}
+}
+
+static void mt7615_tx_tasklet(unsigned long data)
+{
+	struct mt7615_dev *dev = (struct mt7615_dev *)data;
+	static const u8 queue_map[] = {
+		MT_TXQ_MCU,
+		MT_TXQ_BE
+	};
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(queue_map); i++)
+		mt76_queue_tx_cleanup(dev, queue_map[i], false);
+
+	mt76_txq_schedule_all(&dev->mt76);
+
+	mt7615_irq_enable(dev, MT_INT_TX_DONE_ALL);
+}
+
+int mt7615_dma_init(struct mt7615_dev *dev)
+{
+	int ret;
+
+	mt76_dma_attach(&dev->mt76);
+
+	tasklet_init(&dev->mt76.tx_tasklet, mt7615_tx_tasklet,
+		     (unsigned long)dev);
+
+	mt76_wr(dev, MT_WPDMA_GLO_CFG,
+		MT_WPDMA_GLO_CFG_TX_WRITEBACK_DONE |
+		MT_WPDMA_GLO_CFG_FIFO_LITTLE_ENDIAN |
+		MT_WPDMA_GLO_CFG_FIRST_TOKEN_ONLY |
+		MT_WPDMA_GLO_CFG_OMIT_TX_INFO);
+
+	mt76_rmw_field(dev, MT_WPDMA_GLO_CFG,
+		       MT_WPDMA_GLO_CFG_TX_BT_SIZE_BIT0, 0x1);
+
+	mt76_rmw_field(dev, MT_WPDMA_GLO_CFG,
+		       MT_WPDMA_GLO_CFG_TX_BT_SIZE_BIT21, 0x1);
+
+	mt76_rmw_field(dev, MT_WPDMA_GLO_CFG,
+		       MT_WPDMA_GLO_CFG_DMA_BURST_SIZE, 0x3);
+
+	mt76_rmw_field(dev, MT_WPDMA_GLO_CFG,
+		       MT_WPDMA_GLO_CFG_MULTI_DMA_EN, 0x3);
+
+	mt76_wr(dev, MT_WPDMA_GLO_CFG1, 0x1);
+	mt76_wr(dev, MT_WPDMA_TX_PRE_CFG, 0xf0000);
+	mt76_wr(dev, MT_WPDMA_RX_PRE_CFG, 0xf7f0000);
+	mt76_wr(dev, MT_WPDMA_ABT_CFG, 0x4000026);
+	mt76_wr(dev, MT_WPDMA_ABT_CFG1, 0x18811881);
+	mt76_set(dev, 0x7158, BIT(16));
+	mt76_clear(dev, 0x7000, BIT(23));
+	mt76_wr(dev, MT_WPDMA_RST_IDX, ~0);
+
+	ret = mt7615_init_tx_queues(dev, MT7615_TX_RING_SIZE);
+	if (ret)
+		return ret;
+
+	ret = mt7615_init_mcu_queue(dev, &dev->mt76.q_tx[MT_TXQ_MCU],
+				    MT7615_TXQ_MCU,
+				    MT7615_TX_MCU_RING_SIZE);
+	if (ret)
+		return ret;
+
+	ret = mt7615_init_mcu_queue(dev, &dev->mt76.q_tx[MT_TXQ_FWDL],
+				    MT7615_TXQ_FWDL,
+				    MT7615_TX_FWDL_RING_SIZE);
+	if (ret)
+		return ret;
+
+	/* init rx queues */
+	ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU], 1,
+			       MT7615_RX_MCU_RING_SIZE, MT_RX_BUF_SIZE,
+			       MT_RX_RING_BASE);
+	if (ret)
+		return ret;
+
+	ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MAIN], 0,
+			       MT7615_RX_RING_SIZE, MT_RX_BUF_SIZE,
+			       MT_RX_RING_BASE);
+	if (ret)
+		return ret;
+
+	mt76_wr(dev, MT_DELAY_INT_CFG, 0);
+
+	ret = mt76_init_queues(dev);
+	if (ret < 0)
+		return ret;
+
+	mt76_poll(dev, MT_WPDMA_GLO_CFG,
+		  MT_WPDMA_GLO_CFG_TX_DMA_BUSY |
+		  MT_WPDMA_GLO_CFG_RX_DMA_BUSY, 0, 1000);
+
+	/* start dma engine */
+	mt76_set(dev, MT_WPDMA_GLO_CFG,
+		 MT_WPDMA_GLO_CFG_TX_DMA_EN |
+		 MT_WPDMA_GLO_CFG_RX_DMA_EN);
+
+	/* enable interrupts for TX/RX rings */
+	mt7615_irq_enable(dev, MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL);
+
+	return 0;
+}
+
+void mt7615_dma_cleanup(struct mt7615_dev *dev)
+{
+	mt76_clear(dev, MT_WPDMA_GLO_CFG,
+		   MT_WPDMA_GLO_CFG_TX_DMA_EN |
+		   MT_WPDMA_GLO_CFG_RX_DMA_EN);
+	mt76_set(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_SW_RESET);
+
+	tasklet_kill(&dev->mt76.tx_tasklet);
+	mt76_dma_cleanup(&dev->mt76);
+}

drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c

+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2019 MediaTek Inc.
+ *
+ * Author: Ryder Lee <ryder.lee@mediatek.com>
+ *         Felix Fietkau <nbd@nbd.name>
+ */
+
+#include "mt7615.h"
+#include "eeprom.h"
+
+static int mt7615_efuse_read(struct mt7615_dev *dev, u32 base,
+			     u16 addr, u8 *data)
+{
+	u32 val;
+	int i;
+
+	val = mt76_rr(dev, base + MT_EFUSE_CTRL);
+	val &= ~(MT_EFUSE_CTRL_AIN | MT_EFUSE_CTRL_MODE);
+	val |= FIELD_PREP(MT_EFUSE_CTRL_AIN, addr & ~0xf);
+	val |= MT_EFUSE_CTRL_KICK;
+	mt76_wr(dev, base + MT_EFUSE_CTRL, val);
+
+	if (!mt76_poll(dev, base + MT_EFUSE_CTRL, MT_EFUSE_CTRL_KICK, 0, 1000))
+		return -ETIMEDOUT;
+
+	udelay(2);
+
+	val = mt76_rr(dev, base + MT_EFUSE_CTRL);
+	if ((val & MT_EFUSE_CTRL_AOUT) == MT_EFUSE_CTRL_AOUT ||
+	    WARN_ON_ONCE(!(val & MT_EFUSE_CTRL_VALID))) {
+		memset(data, 0x0, 16);
+		return 0;
+	}
+
+	for (i = 0; i < 4; i++) {
+		val = mt76_rr(dev, base + MT_EFUSE_RDATA(i));
+		put_unaligned_le32(val, data + 4 * i);
+	}
+
+	return 0;
+}
+
+static int mt7615_efuse_init(struct mt7615_dev *dev)
+{
+	u32 base = mt7615_reg_map(dev, MT_EFUSE_BASE);
+	int len = MT7615_EEPROM_SIZE;
+	int ret, i;
+	void *buf;
+
+	if (mt76_rr(dev, base + MT_EFUSE_BASE_CTRL) & MT_EFUSE_BASE_CTRL_EMPTY)
+		return -EINVAL;
+
+	dev->mt76.otp.data = devm_kzalloc(dev->mt76.dev, len, GFP_KERNEL);
+	dev->mt76.otp.size = len;
+	if (!dev->mt76.otp.data)
+		return -ENOMEM;
+
+	buf = dev->mt76.otp.data;
+	for (i = 0; i + 16 <= len; i += 16) {
+		ret = mt7615_efuse_read(dev, base, i, buf + i);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+static int mt7615_eeprom_load(struct mt7615_dev *dev)
+{
+	int ret;
+
+	ret = mt76_eeprom_init(&dev->mt76, MT7615_EEPROM_SIZE);
+	if (ret < 0)
+		return ret;
+
+	return mt7615_efuse_init(dev);
+}
+
+int mt7615_eeprom_init(struct mt7615_dev *dev)
+{
+	int ret;
+
+	ret = mt7615_eeprom_load(dev);
+	if (ret < 0)
+		return ret;
+
+	memcpy(dev->mt76.eeprom.data, dev->mt76.otp.data, MT7615_EEPROM_SIZE);
+
+	dev->mt76.cap.has_2ghz = true;
+	dev->mt76.cap.has_5ghz = true;
+
+	memcpy(dev->mt76.macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR,
+	       ETH_ALEN);
+
+	mt76_eeprom_override(&dev->mt76);
+
+	return 0;
+}

drivers/net/wireless/mediatek/mt76/mt7615/eeprom.h

+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2019 MediaTek Inc. */
+
+#ifndef __MT7615_EEPROM_H
+#define __MT7615_EEPROM_H
+
+#include "mt7615.h"
+
+enum mt7615_eeprom_field {
+	MT_EE_CHIP_ID =				0x000,
+	MT_EE_VERSION =				0x002,
+	MT_EE_MAC_ADDR =			0x004,
+	MT_EE_NIC_CONF_0 =			0x034,
+
+	__MT_EE_MAX =				0x3bf
+};
+
+#endif

drivers/net/wireless/mediatek/mt76/mt7615/init.c

+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2019 MediaTek Inc.
+ *
+ * Author: Roy Luo <royluo@google.com>
+ *         Ryder Lee <ryder.lee@mediatek.com>
+ *         Felix Fietkau <nbd@nbd.name>
+ */
+
+#include <linux/etherdevice.h>
+#include "mt7615.h"
+#include "mac.h"
+
+static void mt7615_phy_init(struct mt7615_dev *dev)
+{
+	/* disable band 0 rf low power beacon mode */
+	mt76_rmw(dev, MT_WF_PHY_WF2_RFCTRL0, MT_WF_PHY_WF2_RFCTRL0_LPBCN_EN,
+		 MT_WF_PHY_WF2_RFCTRL0_LPBCN_EN);
+}
+
+static void mt7615_mac_init(struct mt7615_dev *dev)
+{
+	/* enable band 0 clk */
+	mt76_rmw(dev, MT_CFG_CCR,
+		 MT_CFG_CCR_MAC_D0_1X_GC_EN | MT_CFG_CCR_MAC_D0_2X_GC_EN,
+		 MT_CFG_CCR_MAC_D0_1X_GC_EN | MT_CFG_CCR_MAC_D0_2X_GC_EN);
+
+	mt76_rmw_field(dev, MT_TMAC_CTCR0,
+		       MT_TMAC_CTCR0_INS_DDLMT_REFTIME, 0x3f);
+	mt76_rmw_field(dev, MT_TMAC_CTCR0,
+		       MT_TMAC_CTCR0_INS_DDLMT_DENSITY, 0x3);
+	mt76_rmw(dev, MT_TMAC_CTCR0,
+		 MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN |
+		 MT_TMAC_CTCR0_INS_DDLMT_EN,
+		 MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN |
+		 MT_TMAC_CTCR0_INS_DDLMT_EN);
+
+	mt7615_mcu_set_rts_thresh(dev, 0x92b);
+
+	mt76_rmw(dev, MT_AGG_SCR, MT_AGG_SCR_NLNAV_MID_PTEC_DIS,
+		 MT_AGG_SCR_NLNAV_MID_PTEC_DIS);
+
+	mt7615_mcu_init_mac(dev);
+
+	mt76_wr(dev, MT_DMA_DCR0, MT_DMA_DCR0_RX_VEC_DROP |
+		FIELD_PREP(MT_DMA_DCR0_MAX_RX_LEN, 3072));
+
+	mt76_wr(dev, MT_AGG_ARUCR, FIELD_PREP(MT_AGG_ARxCR_LIMIT(0), 7));
+	mt76_wr(dev, MT_AGG_ARDCR,
+		FIELD_PREP(MT_AGG_ARxCR_LIMIT(0), 0) |
+		FIELD_PREP(MT_AGG_ARxCR_LIMIT(1),
+			   max_t(int, 0, MT7615_RATE_RETRY - 2)) |
+		FIELD_PREP(MT_AGG_ARxCR_LIMIT(2), MT7615_RATE_RETRY - 1) |
+		FIELD_PREP(MT_AGG_ARxCR_LIMIT(3), MT7615_RATE_RETRY - 1) |
+		FIELD_PREP(MT_AGG_ARxCR_LIMIT(4), MT7615_RATE_RETRY - 1) |
+		FIELD_PREP(MT_AGG_ARxCR_LIMIT(5), MT7615_RATE_RETRY - 1) |
+		FIELD_PREP(MT_AGG_ARxCR_LIMIT(6), MT7615_RATE_RETRY - 1) |
+		FIELD_PREP(MT_AGG_ARxCR_LIMIT(7), MT7615_RATE_RETRY - 1));
+
+	mt76_wr(dev, MT_AGG_ARCR,
+		(MT_AGG_ARCR_INIT_RATE1 |
+		 FIELD_PREP(MT_AGG_ARCR_RTS_RATE_THR, 2) |
+		 MT_AGG_ARCR_RATE_DOWN_RATIO_EN |
+		 FIELD_PREP(MT_AGG_ARCR_RATE_DOWN_RATIO, 1) |
+		 FIELD_PREP(MT_AGG_ARCR_RATE_UP_EXTRA_TH, 4)));
+
+	dev->mt76.global_wcid.idx = MT7615_WTBL_RESERVED;
+	dev->mt76.global_wcid.hw_key_idx = -1;
+	rcu_assign_pointer(dev->mt76.wcid[MT7615_WTBL_RESERVED],
+			   &dev->mt76.global_wcid);
+}
+
+static int mt7615_init_hardware(struct mt7615_dev *dev)
+{
+	int ret;
+
+	mt76_wr(dev, MT_INT_SOURCE_CSR, ~0);
+
+	spin_lock_init(&dev->token_lock);
+	idr_init(&dev->token);
+
+	ret = mt7615_eeprom_init(dev);
+	if (ret < 0)
+		return ret;
+
+	ret = mt7615_dma_init(dev);
+	if (ret)
+		return ret;
+
+	set_bit(MT76_STATE_INITIALIZED, &dev->mt76.state);
+
+	ret = mt7615_mcu_init(dev);
+	if (ret)
+		return ret;
+
+	mt7615_mcu_set_eeprom(dev);
+	mt7615_mac_init(dev);
+	mt7615_phy_init(dev);
+	mt7615_mcu_ctrl_pm_state(dev, 0);
+	mt7615_mcu_del_wtbl_all(dev);
+
+	return 0;
+}
+
+#define CCK_RATE(_idx, _rate) {						\
+	.bitrate = _rate,						\
+	.flags = IEEE80211_RATE_SHORT_PREAMBLE,				\
+	.hw_value = (MT_PHY_TYPE_CCK << 8) | (_idx),			\
+	.hw_value_short = (MT_PHY_TYPE_CCK << 8) | (4 + (_idx)),	\
+}
+
+#define OFDM_RATE(_idx, _rate) {					\
+	.bitrate = _rate,						\
+	.hw_value = (MT_PHY_TYPE_OFDM << 8) | (_idx),			\
+	.hw_value_short = (MT_PHY_TYPE_OFDM << 8) | (_idx),		\
+}
+
+static struct ieee80211_rate mt7615_rates[] = {
+	CCK_RATE(0, 10),
+	CCK_RATE(1, 20),
+	CCK_RATE(2, 55),
+	CCK_RATE(3, 110),
+	OFDM_RATE(11, 60),
+	OFDM_RATE(15, 90),
+	OFDM_RATE(10, 120),
+	OFDM_RATE(14, 180),
+	OFDM_RATE(9,  240),
+	OFDM_RATE(13, 360),
+	OFDM_RATE(8,  480),
+	OFDM_RATE(12, 540),
+};
+
+static const struct ieee80211_iface_limit if_limits[] = {
+	{
+		.max = MT7615_MAX_INTERFACES,
+		.types = BIT(NL80211_IFTYPE_AP) |
+			 BIT(NL80211_IFTYPE_STATION)
+	}
+};
+
+static const struct ieee80211_iface_combination if_comb[] = {
+	{
+		.limits = if_limits,
+		.n_limits = ARRAY_SIZE(if_limits),
+		.max_interfaces = 4,
+		.num_different_channels = 1,
+		.beacon_int_infra_match = true,
+	}
+};
+
+static int mt7615_init_debugfs(struct mt7615_dev *dev)
+{
+	struct dentry *dir;
+
+	dir = mt76_register_debugfs(&dev->mt76);
+	if (!dir)
+		return -ENOMEM;
+
+	return 0;
+}
+
+int mt7615_register_device(struct mt7615_dev *dev)
+{
+	struct ieee80211_hw *hw = mt76_hw(dev);
+	struct wiphy *wiphy = hw->wiphy;
+	int ret;
+
+	ret = mt7615_init_hardware(dev);
+	if (ret)
+		return ret;
+
+	INIT_DELAYED_WORK(&dev->mt76.mac_work, mt7615_mac_work);
+
+	hw->queues = 4;
+	hw->max_rates = 3;
+	hw->max_report_rates = 7;
+	hw->max_rate_tries = 11;
+
+	hw->sta_data_size = sizeof(struct mt7615_sta);
+	hw->vif_data_size = sizeof(struct mt7615_vif);
+
+	wiphy->iface_combinations = if_comb;
+	wiphy->n_iface_combinations = ARRAY_SIZE(if_comb);
+
+	ieee80211_hw_set(hw, SUPPORTS_REORDERING_BUFFER);
+	ieee80211_hw_set(hw, TX_STATUS_NO_AMPDU_LEN);
+
+	dev->mt76.sband_2g.sband.ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING;
+	dev->mt76.sband_5g.sband.ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING;
+	dev->mt76.sband_5g.sband.vht_cap.cap |=
+			IEEE80211_VHT_CAP_SHORT_GI_160 |
+			IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 |
+			IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK |
+			IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
+	dev->mt76.chainmask = 0x404;
+	dev->mt76.antenna_mask = 0xf;
+
+	wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
+				 BIT(NL80211_IFTYPE_AP);
+
+	ret = mt76_register_device(&dev->mt76, true, mt7615_rates,
+				   ARRAY_SIZE(mt7615_rates));
+	if (ret)
+		return ret;
+
+	hw->max_tx_fragments = MT_TXP_MAX_BUF_NUM;
+
+	return mt7615_init_debugfs(dev);
+}
+
+void mt7615_unregister_device(struct mt7615_dev *dev)
+{
+	struct mt76_txwi_cache *txwi;
+	int id;
+
+	spin_lock_bh(&dev->token_lock);
+	idr_for_each_entry(&dev->token, txwi, id) {
+		mt7615_txp_skb_unmap(&dev->mt76, txwi);
+		if (txwi->skb)
+			dev_kfree_skb_any(txwi->skb);
+		mt76_put_txwi(&dev->mt76, txwi);
+	}
+	spin_unlock_bh(&dev->token_lock);
+	idr_destroy(&dev->token);
+	mt76_unregister_device(&dev->mt76);
+	mt7615_mcu_exit(dev);
+	mt7615_dma_cleanup(dev);
+
+	ieee80211_free_hw(mt76_hw(dev));
+}

drivers/net/wireless/mediatek/mt76/mt7615/mac.h

+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2019 MediaTek Inc. */
+
+#ifndef __MT7615_MAC_H
+#define __MT7615_MAC_H
+
+#define MT_CT_PARSE_LEN			72
+#define MT_CT_DMA_BUF_NUM		2
+
+#define MT_RXD0_LENGTH			GENMASK(15, 0)
+#define MT_RXD0_PKT_TYPE		GENMASK(31, 29)
+
+#define MT_RXD0_NORMAL_ETH_TYPE_OFS	GENMASK(22, 16)
+#define MT_RXD0_NORMAL_IP_SUM		BIT(23)
+#define MT_RXD0_NORMAL_UDP_TCP_SUM	BIT(24)
+#define MT_RXD0_NORMAL_GROUP_1		BIT(25)
+#define MT_RXD0_NORMAL_GROUP_2		BIT(26)
+#define MT_RXD0_NORMAL_GROUP_3		BIT(27)
+#define MT_RXD0_NORMAL_GROUP_4		BIT(28)
+
+enum rx_pkt_type {
+	PKT_TYPE_TXS,
+	PKT_TYPE_TXRXV,
+	PKT_TYPE_NORMAL,
+	PKT_TYPE_RX_DUP_RFB,
+	PKT_TYPE_RX_TMR,
+	PKT_TYPE_RETRIEVE,
+	PKT_TYPE_TXRX_NOTIFY,
+	PKT_TYPE_RX_EVENT
+};
+
+#define MT_RXD1_NORMAL_BSSID		GENMASK(31, 26)
+#define MT_RXD1_NORMAL_PAYLOAD_FORMAT	GENMASK(25, 24)
+#define MT_RXD1_NORMAL_HDR_TRANS	BIT(23)
+#define MT_RXD1_NORMAL_HDR_OFFSET	BIT(22)
+#define MT_RXD1_NORMAL_MAC_HDR_LEN	GENMASK(21, 16)
+#define MT_RXD1_NORMAL_CH_FREQ		GENMASK(15, 8)
+#define MT_RXD1_NORMAL_KEY_ID		GENMASK(7, 6)
+#define MT_RXD1_NORMAL_BEACON_UC	BIT(5)
+#define MT_RXD1_NORMAL_BEACON_MC	BIT(4)
+#define MT_RXD1_NORMAL_BF_REPORT	BIT(3)
+#define MT_RXD1_NORMAL_ADDR_TYPE	GENMASK(2, 1)
+#define MT_RXD1_NORMAL_BCAST		GENMASK(2, 1)
+#define MT_RXD1_NORMAL_MCAST		BIT(2)
+#define MT_RXD1_NORMAL_U2M		BIT(1)
+#define MT_RXD1_NORMAL_HTC_VLD		BIT(0)
+
+#define MT_RXD2_NORMAL_NON_AMPDU	BIT(31)
+#define MT_RXD2_NORMAL_NON_AMPDU_SUB	BIT(30)
+#define MT_RXD2_NORMAL_NDATA		BIT(29)
+#define MT_RXD2_NORMAL_NULL_FRAME	BIT(28)
+#define MT_RXD2_NORMAL_FRAG		BIT(27)
+#define MT_RXD2_NORMAL_INT_FRAME	BIT(26)
+#define MT_RXD2_NORMAL_HDR_TRANS_ERROR	BIT(25)
+#define MT_RXD2_NORMAL_MAX_LEN_ERROR	BIT(24)
+#define MT_RXD2_NORMAL_AMSDU_ERR	BIT(23)
+#define MT_RXD2_NORMAL_LEN_MISMATCH	BIT(22)
+#define MT_RXD2_NORMAL_TKIP_MIC_ERR	BIT(21)
+#define MT_RXD2_NORMAL_ICV_ERR		BIT(20)
+#define MT_RXD2_NORMAL_CLM		BIT(19)
+#define MT_RXD2_NORMAL_CM		BIT(18)
+#define MT_RXD2_NORMAL_FCS_ERR		BIT(17)
+#define MT_RXD2_NORMAL_SW_BIT		BIT(16)
+#define MT_RXD2_NORMAL_SEC_MODE		GENMASK(15, 12)
+#define MT_RXD2_NORMAL_TID		GENMASK(11, 8)
+#define MT_RXD2_NORMAL_WLAN_IDX		GENMASK(7, 0)
+
+#define MT_RXD3_NORMAL_PF_STS		GENMASK(31, 30)
+#define MT_RXD3_NORMAL_PF_MODE		BIT(29)
+#define MT_RXD3_NORMAL_CLS_BITMAP	GENMASK(28, 19)
+#define MT_RXD3_NORMAL_WOL		GENMASK(18, 14)
+#define MT_RXD3_NORMAL_MAGIC_PKT	BIT(13)
+#define MT_RXD3_NORMAL_OFLD		GENMASK(12, 11)
+#define MT_RXD3_NORMAL_CLS		BIT(10)
+#define MT_RXD3_NORMAL_PATTERN_DROP	BIT(9)
+#define MT_RXD3_NORMAL_TSF_COMPARE_LOSS	BIT(8)
+#define MT_RXD3_NORMAL_RXV_SEQ		GENMASK(7, 0)
+
+#define MT_RXV1_ACID_DET_H		BIT(31)
+#define MT_RXV1_ACID_DET_L		BIT(30)
+#define MT_RXV1_VHTA2_B8_B3		GENMASK(29, 24)
+#define MT_RXV1_NUM_RX			GENMASK(23, 22)
+#define MT_RXV1_HT_NO_SOUND		BIT(21)
+#define MT_RXV1_HT_SMOOTH		BIT(20)
+#define MT_RXV1_HT_SHORT_GI		BIT(19)
+#define MT_RXV1_HT_AGGR			BIT(18)
+#define MT_RXV1_VHTA1_B22		BIT(17)
+#define MT_RXV1_FRAME_MODE		GENMASK(16, 15)
+#define MT_RXV1_TX_MODE			GENMASK(14, 12)
+#define MT_RXV1_HT_EXT_LTF		GENMASK(11, 10)
+#define MT_RXV1_HT_AD_CODE		BIT(9)
+#define MT_RXV1_HT_STBC			GENMASK(8, 7)
+#define MT_RXV1_TX_RATE			GENMASK(6, 0)
+
+#define MT_RXV2_SEL_ANT			BIT(31)
+#define MT_RXV2_VALID_BIT		BIT(30)
+#define MT_RXV2_NSTS			GENMASK(29, 27)
+#define MT_RXV2_GROUP_ID		GENMASK(26, 21)
+#define MT_RXV2_LENGTH			GENMASK(20, 0)
+
+enum tx_header_format {
+	MT_HDR_FORMAT_802_3,
+	MT_HDR_FORMAT_CMD,
+	MT_HDR_FORMAT_802_11,
+	MT_HDR_FORMAT_802_11_EXT,
+};
+
+enum tx_pkt_type {
+	MT_TX_TYPE_CT,
+	MT_TX_TYPE_SF,
+	MT_TX_TYPE_CMD,
+	MT_TX_TYPE_FW,
+};
+
+enum tx_pkt_queue_idx {
+	MT_LMAC_AC00,
+	MT_LMAC_AC01,
+	MT_LMAC_AC02,
+	MT_LMAC_AC03,
+	MT_LMAC_ALTX0 = 0x10,
+	MT_LMAC_BMC0,
+	MT_LMAC_BCN0,
+	MT_LMAC_PSMP0,
+};
+
+enum tx_port_idx {
+	MT_TX_PORT_IDX_LMAC,
+	MT_TX_PORT_IDX_MCU
+};
+
+enum tx_mcu_port_q_idx {
+	MT_TX_MCU_PORT_RX_Q0 = 0,
+	MT_TX_MCU_PORT_RX_Q1,
+	MT_TX_MCU_PORT_RX_Q2,
+	MT_TX_MCU_PORT_RX_Q3,
+	MT_TX_MCU_PORT_RX_FWDL = 0x1e
+};
+
+enum tx_phy_bandwidth {
+	MT_PHY_BW_20,
+	MT_PHY_BW_40,
+	MT_PHY_BW_80,
+	MT_PHY_BW_160,
+};
+
+#define MT_CT_INFO_APPLY_TXD		BIT(0)
+#define MT_CT_INFO_COPY_HOST_TXD_ALL	BIT(1)
+#define MT_CT_INFO_MGMT_FRAME		BIT(2)
+#define MT_CT_INFO_NONE_CIPHER_FRAME	BIT(3)
+#define MT_CT_INFO_HSR2_TX		BIT(4)
+
+#define MT_TXD_SIZE			(8 * 4)
+
+#define MT_TXD0_P_IDX			BIT(31)
+#define MT_TXD0_Q_IDX			GENMASK(30, 26)
+#define MT_TXD0_UDP_TCP_SUM		BIT(24)
+#define MT_TXD0_IP_SUM			BIT(23)
+#define MT_TXD0_ETH_TYPE_OFFSET		GENMASK(22, 16)
+#define MT_TXD0_TX_BYTES		GENMASK(15, 0)
+
+#define MT_TXD1_OWN_MAC			GENMASK(31, 26)
+#define MT_TXD1_PKT_FMT			GENMASK(25, 24)
+#define MT_TXD1_TID			GENMASK(23, 21)
+#define MT_TXD1_AMSDU			BIT(20)
+#define MT_TXD1_UNXV			BIT(19)
+#define MT_TXD1_HDR_PAD			GENMASK(18, 17)
+#define MT_TXD1_TXD_LEN			BIT(16)
+#define MT_TXD1_LONG_FORMAT		BIT(15)
+#define MT_TXD1_HDR_FORMAT		GENMASK(14, 13)
+#define MT_TXD1_HDR_INFO		GENMASK(12, 8)
+#define MT_TXD1_WLAN_IDX		GENMASK(7, 0)
+
+#define MT_TXD2_FIX_RATE		BIT(31)
+#define MT_TXD2_TIMING_MEASURE		BIT(30)
+#define MT_TXD2_BA_DISABLE		BIT(29)
+#define MT_TXD2_POWER_OFFSET		GENMASK(28, 24)
+#define MT_TXD2_MAX_TX_TIME		GENMASK(23, 16)
+#define MT_TXD2_FRAG			GENMASK(15, 14)
+#define MT_TXD2_HTC_VLD			BIT(13)
+#define MT_TXD2_DURATION		BIT(12)
+#define MT_TXD2_BIP			BIT(11)
+#define MT_TXD2_MULTICAST		BIT(10)
+#define MT_TXD2_RTS			BIT(9)
+#define MT_TXD2_SOUNDING		BIT(8)
+#define MT_TXD2_NDPA			BIT(7)
+#define MT_TXD2_NDP			BIT(6)
+#define MT_TXD2_FRAME_TYPE		GENMASK(5, 4)
+#define MT_TXD2_SUB_TYPE		GENMASK(3, 0)
+
+#define MT_TXD3_SN_VALID		BIT(31)
+#define MT_TXD3_PN_VALID		BIT(30)
+#define MT_TXD3_SEQ			GENMASK(27, 16)
+#define MT_TXD3_REM_TX_COUNT		GENMASK(15, 11)
+#define MT_TXD3_TX_COUNT		GENMASK(10, 6)
+#define MT_TXD3_PROTECT_FRAME		BIT(1)
+#define MT_TXD3_NO_ACK			BIT(0)
+
+#define MT_TXD4_PN_LOW			GENMASK(31, 0)
+
+#define MT_TXD5_PN_HIGH			GENMASK(31, 16)
+#define MT_TXD5_SW_POWER_MGMT		BIT(13)
+#define MT_TXD5_DA_SELECT		BIT(11)
+#define MT_TXD5_TX_STATUS_HOST		BIT(10)
+#define MT_TXD5_TX_STATUS_MCU		BIT(9)
+#define MT_TXD5_TX_STATUS_FMT		BIT(8)
+#define MT_TXD5_PID			GENMASK(7, 0)
+
+#define MT_TXD6_FIXED_RATE		BIT(31)
+#define MT_TXD6_SGI			BIT(30)
+#define MT_TXD6_LDPC			BIT(29)
+#define MT_TXD6_TX_BF			BIT(28)
+#define MT_TXD6_TX_RATE			GENMASK(27, 16)
+#define MT_TXD6_ANT_ID			GENMASK(15, 4)
+#define MT_TXD6_DYN_BW			BIT(3)
+#define MT_TXD6_FIXED_BW		BIT(2)
+#define MT_TXD6_BW			GENMASK(1, 0)
+
+#define MT_TXD7_TYPE			GENMASK(21, 20)
+#define MT_TXD7_SUB_TYPE		GENMASK(19, 16)
+
+#define MT_TX_RATE_STBC			BIT(11)
+#define MT_TX_RATE_NSS			GENMASK(10, 9)
+#define MT_TX_RATE_MODE			GENMASK(8, 6)
+#define MT_TX_RATE_IDX			GENMASK(5, 0)
+
+#define MT_TXP_MAX_BUF_NUM		6
+
+struct mt7615_txp {
+	__le16 flags;
+	__le16 token;
+	u8 bss_idx;
+	u8 rept_wds_wcid;
+	u8 rsv;
+	u8 nbuf;
+	__le32 buf[MT_TXP_MAX_BUF_NUM];
+	__le16 len[MT_TXP_MAX_BUF_NUM];
+} __packed;
+
+struct mt7615_tx_free {
+	__le16 rx_byte_cnt;
+	__le16 ctrl;
+	u8 txd_cnt;
+	u8 rsv[3];
+	__le16 token[];
+} __packed;
+
+#define MT_TX_FREE_MSDU_ID_CNT		GENMASK(6, 0)
+
+#define MT_TXS0_PID			GENMASK(31, 24)
+#define MT_TXS0_BA_ERROR		BIT(22)
+#define MT_TXS0_PS_FLAG			BIT(21)
+#define MT_TXS0_TXOP_TIMEOUT		BIT(20)
+#define MT_TXS0_BIP_ERROR		BIT(19)
+
+#define MT_TXS0_QUEUE_TIMEOUT		BIT(18)
+#define MT_TXS0_RTS_TIMEOUT		BIT(17)
+#define MT_TXS0_ACK_TIMEOUT		BIT(16)
+#define MT_TXS0_ACK_ERROR_MASK		GENMASK(18, 16)
+
+#define MT_TXS0_TX_STATUS_HOST		BIT(15)
+#define MT_TXS0_TX_STATUS_MCU		BIT(14)
+#define MT_TXS0_TXS_FORMAT		BIT(13)
+#define MT_TXS0_FIXED_RATE		BIT(12)
+#define MT_TXS0_TX_RATE			GENMASK(11, 0)
+
+#define MT_TXS1_ANT_ID			GENMASK(31, 20)
+#define MT_TXS1_RESP_RATE		GENMASK(19, 16)
+#define MT_TXS1_BW			GENMASK(15, 14)
+#define MT_TXS1_I_TXBF			BIT(13)
+#define MT_TXS1_E_TXBF			BIT(12)
+#define MT_TXS1_TID			GENMASK(11, 9)
+#define MT_TXS1_AMPDU			BIT(8)
+#define MT_TXS1_ACKED_MPDU		BIT(7)
+#define MT_TXS1_TX_POWER_DBM		GENMASK(6, 0)
+
+#define MT_TXS2_WCID			GENMASK(31, 24)
+#define MT_TXS2_RXV_SEQNO		GENMASK(23, 16)
+#define MT_TXS2_TX_DELAY		GENMASK(15, 0)
+
+#define MT_TXS3_LAST_TX_RATE		GENMASK(31, 29)
+#define MT_TXS3_TX_COUNT		GENMASK(28, 24)
+#define MT_TXS3_F1_TSSI1		GENMASK(23, 12)
+#define MT_TXS3_F1_TSSI0		GENMASK(11, 0)
+#define MT_TXS3_F0_SEQNO		GENMASK(11, 0)
+
+#define MT_TXS4_F0_TIMESTAMP		GENMASK(31, 0)
+#define MT_TXS4_F1_TSSI3		GENMASK(23, 12)
+#define MT_TXS4_F1_TSSI2		GENMASK(11, 0)
+
+#define MT_TXS5_F0_FRONT_TIME		GENMASK(24, 0)
+#define MT_TXS5_F1_NOISE_2		GENMASK(23, 16)
+#define MT_TXS5_F1_NOISE_1		GENMASK(15, 8)
+#define MT_TXS5_F1_NOISE_0		GENMASK(7, 0)
+
+#define MT_TXS6_F1_RCPI_3		GENMASK(31, 24)
+#define MT_TXS6_F1_RCPI_2		GENMASK(23, 16)
+#define MT_TXS6_F1_RCPI_1		GENMASK(15, 8)
+#define MT_TXS6_F1_RCPI_0		GENMASK(7, 0)
+
+#endif

drivers/net/wireless/mediatek/mt76/mt7615/mcu.h

+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2019 MediaTek Inc. */
+
+#ifndef __MT7615_MCU_H
+#define __MT7615_MCU_H
+
+struct mt7615_mcu_txd {
+	__le32 txd[8];
+
+	__le16 len;
+	__le16 pq_id;
+
+	u8 cid;
+	u8 pkt_type;
+	u8 set_query; /* FW don't care */
+	u8 seq;
+
+	u8 uc_d2b0_rev;
+	u8 ext_cid;
+	u8 s2d_index;
+	u8 ext_cid_ack;
+
+	u32 reserved[5];
+} __packed __aligned(4);
+
+struct mt7615_mcu_rxd {
+	__le32 rxd[4];
+
+	__le16 len;
+	__le16 pkt_type_id;
+
+	u8 eid;
+	u8 seq;
+	__le16 __rsv;
+
+	u8 ext_eid;
+	u8 __rsv1[2];
+	u8 s2d_index;
+};
+
+#define MCU_PQ_ID(p, q)		(((p) << 15) | ((q) << 10))
+#define MCU_PKT_ID		0xa0
+
+enum {
+	MCU_Q_QUERY,
+	MCU_Q_SET,
+	MCU_Q_RESERVED,
+	MCU_Q_NA
+};
+
+enum {
+	MCU_S2D_H2N,
+	MCU_S2D_C2N,
+	MCU_S2D_H2C,
+	MCU_S2D_H2CN
+};
+
+enum {
+	MCU_CMD_TARGET_ADDRESS_LEN_REQ = 0x01,
+	MCU_CMD_FW_START_REQ = 0x02,
+	MCU_CMD_INIT_ACCESS_REG = 0x3,
+	MCU_CMD_PATCH_START_REQ = 0x05,
+	MCU_CMD_PATCH_FINISH_REQ = 0x07,
+	MCU_CMD_PATCH_SEM_CONTROL = 0x10,
+	MCU_CMD_EXT_CID = 0xED,
+	MCU_CMD_FW_SCATTER = 0xEE,
+	MCU_CMD_RESTART_DL_REQ = 0xEF,
+};
+
+enum {
+	MCU_EXT_CMD_PM_STATE_CTRL = 0x07,
+	MCU_EXT_CMD_CHANNEL_SWITCH = 0x08,
+	MCU_EXT_CMD_EFUSE_BUFFER_MODE = 0x21,
+	MCU_EXT_CMD_STA_REC_UPDATE = 0x25,
+	MCU_EXT_CMD_BSS_INFO_UPDATE = 0x26,
+	MCU_EXT_CMD_EDCA_UPDATE = 0x27,
+	MCU_EXT_CMD_DEV_INFO_UPDATE = 0x2A,
+	MCU_EXT_CMD_WTBL_UPDATE = 0x32,
+	MCU_EXT_CMD_PROTECT_CTRL = 0x3e,
+	MCU_EXT_CMD_MAC_INIT_CTRL = 0x46,
+	MCU_EXT_CMD_BCN_OFFLOAD = 0x49,
+	MCU_EXT_CMD_SET_RX_PATH = 0x4e,
+};
+
+enum {
+	PATCH_SEM_RELEASE = 0x0,
+	PATCH_SEM_GET	  = 0x1
+};
+
+enum {
+	PATCH_NOT_DL_SEM_FAIL	 = 0x0,
+	PATCH_IS_DL		 = 0x1,
+	PATCH_NOT_DL_SEM_SUCCESS = 0x2,
+	PATCH_REL_SEM_SUCCESS	 = 0x3
+};
+
+enum {
+	FW_STATE_INITIAL          = 0,
+	FW_STATE_FW_DOWNLOAD      = 1,
+	FW_STATE_NORMAL_OPERATION = 2,
+	FW_STATE_NORMAL_TRX       = 3,
+	FW_STATE_CR4_RDY          = 7
+};
+
+#define STA_TYPE_STA		BIT(0)
+#define STA_TYPE_AP		BIT(1)
+#define STA_TYPE_ADHOC		BIT(2)
+#define STA_TYPE_TDLS		BIT(3)
+#define STA_TYPE_WDS		BIT(4)
+#define STA_TYPE_BC		BIT(5)
+
+#define NETWORK_INFRA		BIT(16)
+#define NETWORK_P2P		BIT(17)
+#define NETWORK_IBSS		BIT(18)
+#define NETWORK_MESH		BIT(19)
+#define NETWORK_BOW		BIT(20)
+#define NETWORK_WDS		BIT(21)
+
+#define CONNECTION_INFRA_STA	(STA_TYPE_STA | NETWORK_INFRA)
+#define CONNECTION_INFRA_AP	(STA_TYPE_AP | NETWORK_INFRA)
+#define CONNECTION_P2P_GC	(STA_TYPE_STA | NETWORK_P2P)
+#define CONNECTION_P2P_GO	(STA_TYPE_AP | NETWORK_P2P)
+#define CONNECTION_MESH_STA	(STA_TYPE_STA | NETWORK_MESH)
+#define CONNECTION_MESH_AP	(STA_TYPE_AP | NETWORK_MESH)
+#define CONNECTION_IBSS_ADHOC	(STA_TYPE_ADHOC | NETWORK_IBSS)
+#define CONNECTION_TDLS		(STA_TYPE_STA | NETWORK_INFRA | STA_TYPE_TDLS)
+#define CONNECTION_WDS		(STA_TYPE_WDS | NETWORK_WDS)
+#define CONNECTION_INFRA_BC	(STA_TYPE_BC | NETWORK_INFRA)
+
+#define CONN_STATE_DISCONNECT	0
+#define CONN_STATE_CONNECT	1
+#define CONN_STATE_PORT_SECURE	2
+
+struct dev_info {
+	u8 omac_idx;
+	u8 omac_addr[ETH_ALEN];
+	u8 band_idx;
+	u8 enable;
+	u32 feature;
+};
+
+enum {
+	DEV_INFO_ACTIVE,
+	DEV_INFO_MAX_NUM
+};
+
+struct bss_info {
+	u8 bss_idx;
+	u8 bssid[ETH_ALEN];
+	u8 omac_idx;
+	u8 band_idx;
+	u8 bmc_tx_wlan_idx; /* for bmc tx (sta mode use uc entry) */
+	u8 wmm_idx;
+	u32 network_type;
+	u32 conn_type;
+	u16 bcn_interval;
+	u8 dtim_period;
+	u8 enable;
+	u32 feature;
+};
+
+struct bss_info_tag_handler {
+	u32 tag;
+	u32 len;
+	void (*handler)(struct mt7615_dev *dev,
+			struct bss_info *bss_info, struct sk_buff *skb);
+};
+
+struct bss_info_omac {
+	__le16 tag;
+	__le16 len;
+	u8 hw_bss_idx;
+	u8 omac_idx;
+	u8 band_idx;
+	u8 rsv0;
+	__le32 conn_type;
+	u32 rsv1;
+} __packed;
+
+struct bss_info_basic {
+	__le16 tag;
+	__le16 len;
+	__le32 network_type;
+	u8 active;
+	u8 rsv0;
+	__le16 bcn_interval;
+	u8 bssid[ETH_ALEN];
+	u8 wmm_idx;
+	u8 dtim_period;
+	u8 bmc_tx_wlan_idx;
+	u8 cipher; /* not used */
+	u8 phymode; /* not used */
+	u8 rsv1[5];
+} __packed;
+
+struct bss_info_rf_ch {
+	__le16 tag;
+	__le16 len;
+	u8 pri_ch;
+	u8 central_ch0;
+	u8 central_ch1;
+	u8 bw;
+} __packed;
+
+struct bss_info_ext_bss {
+	__le16 tag;
+	__le16 len;
+	__le32 mbss_tsf_offset; /* in unit of us */
+	u8 rsv[8];
+} __packed;
+
+enum {
+	BSS_INFO_OMAC,
+	BSS_INFO_BASIC,
+	BSS_INFO_RF_CH, /* optional, for BT/LTE coex */
+	BSS_INFO_PM, /* sta only */
+	BSS_INFO_UAPSD, /* sta only */
+	BSS_INFO_ROAM_DETECTION, /* obsoleted */
+	BSS_INFO_LQ_RM, /* obsoleted */
+	BSS_INFO_EXT_BSS,
+	BSS_INFO_BMC_INFO, /* for bmc rate control in CR4 */
+	BSS_INFO_SYNC_MODE, /* obsoleted */
+	BSS_INFO_RA,
+	BSS_INFO_MAX_NUM
+};
+
+enum {
+	WTBL_RESET_AND_SET = 1,
+	WTBL_SET,
+	WTBL_QUERY,
+	WTBL_RESET_ALL
+};
+
+struct wtbl_generic {
+	__le16 tag;
+	__le16 len;
+	u8 peer_addr[ETH_ALEN];
+	u8 muar_idx;
+	u8 skip_tx;
+	u8 cf_ack;
+	u8 qos;
+	u8 mesh;
+	u8 adm;
+	__le16 partial_aid;
+	u8 baf_en;
+	u8 aad_om;
+} __packed;
+
+struct wtbl_rx {
+	__le16 tag;
+	__le16 len;
+	u8 rcid;
+	u8 rca1;
+	u8 rca2;
+	u8 rv;
+	u8 rsv[4];
+} __packed;
+
+struct wtbl_ht {
+	__le16 tag;
+	__le16 len;
+	u8 ht;
+	u8 ldpc;
+	u8 af;
+	u8 mm;
+	u8 rsv[4];
+} __packed;
+
+struct wtbl_vht {
+	__le16 tag;
+	__le16 len;
+	u8 ldpc;
+	u8 dyn_bw;
+	u8 vht;
+	u8 txop_ps;
+	u8 rsv[4];
+} __packed;
+
+struct wtbl_tx_ps {
+	__le16 tag;
+	__le16 len;
+	u8 txps;
+	u8 rsv[3];
+} __packed;
+
+struct wtbl_hdr_trans {
+	__le16 tag;
+	__le16 len;
+	u8 to_ds;
+	u8 from_ds;
+	u8 disable_rx_trans;
+	u8 rsv;
+} __packed;
+
+enum mt7615_cipher_type {
+	MT_CIPHER_NONE,
+	MT_CIPHER_WEP40,
+	MT_CIPHER_TKIP,
+	MT_CIPHER_TKIP_NO_MIC,
+	MT_CIPHER_AES_CCMP,
+	MT_CIPHER_WEP104,
+	MT_CIPHER_BIP_CMAC_128,
+	MT_CIPHER_WEP128,
+	MT_CIPHER_WAPI,
+	MT_CIPHER_CCMP_256 = 10,
+	MT_CIPHER_GCMP,
+	MT_CIPHER_GCMP_256,
+};
+
+struct wtbl_sec_key {
+	__le16 tag;
+	__le16 len;
+	u8 add; /* 0: add, 1: remove */
+	u8 rkv;
+	u8 ikv;
+	u8 cipher_id;
+	u8 key_id;
+	u8 key_len;
+	u8 rsv[2];
+	u8 key_material[32];
+} __packed;
+
+enum {
+	MT_BA_TYPE_INVALID,
+	MT_BA_TYPE_ORIGINATOR,
+	MT_BA_TYPE_RECIPIENT
+};
+
+enum {
+	RST_BA_MAC_TID_MATCH,
+	RST_BA_MAC_MATCH,
+	RST_BA_NO_MATCH
+};
+
+struct wtbl_ba {
+	__le16 tag;
+	__le16 len;
+	/* common */
+	u8 tid;
+	u8 ba_type;
+	u8 rsv0[2];
+	/* originator only */
+	__le16 sn;
+	u8 ba_en;
+	u8 ba_winsize_idx;
+	__le16 ba_winsize;
+	/* recipient only */
+	u8 peer_addr[ETH_ALEN];
+	u8 rst_ba_tid;
+	u8 rst_ba_sel;
+	u8 rst_ba_sb;
+	u8 band_idx;
+	u8 rsv1[4];
+} __packed;
+
+struct wtbl_bf {
+	__le16 tag;
+	__le16 len;
+	u8 ibf;
+	u8 ebf;
+	u8 ibf_vht;
+	u8 ebf_vht;
+	u8 gid;
+	u8 pfmu_idx;
+	u8 rsv[2];
+} __packed;
+
+struct wtbl_smps {
+	__le16 tag;
+	__le16 len;
+	u8 smps;
+	u8 rsv[3];
+} __packed;
+
+struct wtbl_pn {
+	__le16 tag;
+	__le16 len;
+	u8 pn[6];
+	u8 rsv[2];
+} __packed;
+
+struct wtbl_spe {
+	__le16 tag;
+	__le16 len;
+	u8 spe_idx;
+	u8 rsv[3];
+} __packed;
+
+struct wtbl_raw {
+	__le16 tag;
+	__le16 len;
+	u8 wtbl_idx;
+	u8 dw;
+	u8 rsv[2];
+	__le32 msk;
+	__le32 val;
+} __packed;
+
+#define MT7615_WTBL_UPDATE_MAX_SIZE (sizeof(struct wtbl_generic) + \
+				     sizeof(struct wtbl_rx) + \
+				     sizeof(struct wtbl_ht) + \
+				     sizeof(struct wtbl_vht) + \
+				     sizeof(struct wtbl_tx_ps) + \
+				     sizeof(struct wtbl_hdr_trans) + \
+				     sizeof(struct wtbl_sec_key) + \
+				     sizeof(struct wtbl_ba) + \
+				     sizeof(struct wtbl_bf) + \
+				     sizeof(struct wtbl_smps) + \
+				     sizeof(struct wtbl_pn) + \
+				     sizeof(struct wtbl_spe))
+
+enum {
+	WTBL_GENERIC,
+	WTBL_RX,
+	WTBL_HT,
+	WTBL_VHT,
+	WTBL_PEER_PS, /* not used */
+	WTBL_TX_PS,
+	WTBL_HDR_TRANS,
+	WTBL_SEC_KEY,
+	WTBL_BA,
+	WTBL_RDG, /* obsoleted */
+	WTBL_PROTECT, /* not used */
+	WTBL_CLEAR, /* not used */
+	WTBL_BF,
+	WTBL_SMPS,
+	WTBL_RAW_DATA, /* debug only */
+	WTBL_PN,
+	WTBL_SPE,
+	WTBL_MAX_NUM
+};
+
+struct sta_rec_basic {
+	__le16 tag;
+	__le16 len;
+	__le32 conn_type;
+	u8 conn_state;
+	u8 qos;
+	__le16 aid;
+	u8 peer_addr[ETH_ALEN];
+#define EXTRA_INFO_VER	BIT(0)
+#define EXTRA_INFO_NEW	BIT(1)
+	__le16 extra_info;
+} __packed;
+
+struct sta_rec_ht {
+	__le16 tag;
+	__le16 len;
+	__le16 ht_cap;
+	u16 rsv;
+} __packed;
+
+struct sta_rec_vht {
+	__le16 tag;
+	__le16 len;
+	__le32 vht_cap;
+	__le16 vht_rx_mcs_map;
+	__le16 vht_tx_mcs_map;
+} __packed;
+
+struct sta_rec_ba {
+	__le16 tag;
+	__le16 len;
+	u8 tid;
+	u8 ba_type;
+	u8 amsdu;
+	u8 ba_en;
+	__le16 ssn;
+	__le16 winsize;
+} __packed;
+
+#define MT7615_STA_REC_UPDATE_MAX_SIZE (sizeof(struct sta_rec_basic) + \
+					sizeof(struct sta_rec_ht) + \
+					sizeof(struct sta_rec_vht))
+
+enum {
+	STA_REC_BASIC,
+	STA_REC_RA,
+	STA_REC_RA_CMM_INFO,
+	STA_REC_RA_UPDATE,
+	STA_REC_BF,
+	STA_REC_AMSDU, /* for CR4 */
+	STA_REC_BA,
+	STA_REC_RED, /* not used */
+	STA_REC_TX_PROC, /* for hdr trans and CSO in CR4 */
+	STA_REC_HT,
+	STA_REC_VHT,
+	STA_REC_APPS,
+	STA_REC_MAX_NUM
+};
+
+enum {
+	CMD_CBW_20MHZ,
+	CMD_CBW_40MHZ,
+	CMD_CBW_80MHZ,
+	CMD_CBW_160MHZ,
+	CMD_CBW_10MHZ,
+	CMD_CBW_5MHZ,
+	CMD_CBW_8080MHZ
+};
+
+enum {
+	CH_SWITCH_NORMAL = 0,
+	CH_SWITCH_SCAN = 3,
+	CH_SWITCH_MCC = 4,
+	CH_SWITCH_DFS = 5,
+	CH_SWITCH_BACKGROUND_SCAN_START = 6,
+	CH_SWITCH_BACKGROUND_SCAN_RUNNING = 7,
+	CH_SWITCH_BACKGROUND_SCAN_STOP = 8,
+	CH_SWITCH_SCAN_BYPASS_DPD = 9
+};
+
+static inline struct sk_buff *
+mt7615_mcu_msg_alloc(const void *data, int len)
+{
+	return mt76_mcu_msg_alloc(data, sizeof(struct mt7615_mcu_txd),
+				  len, 0);
+}
+
+#endif

drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h

+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2019 MediaTek Inc. */
+
+#ifndef __MT7615_H
+#define __MT7615_H
+
+#include <linux/interrupt.h>
+#include <linux/ktime.h>
+#include "../mt76.h"
+#include "regs.h"
+
+#define MT7615_MAX_INTERFACES		4
+#define MT7615_WTBL_SIZE		128
+#define MT7615_WTBL_RESERVED		(MT7615_WTBL_SIZE - 1)
+#define MT7615_WTBL_STA			(MT7615_WTBL_RESERVED - \
+					 MT7615_MAX_INTERFACES)
+
+#define MT7615_WATCHDOG_TIME		100 /* ms */
+#define MT7615_RATE_RETRY		2
+
+#define MT7615_TX_RING_SIZE		1024
+#define MT7615_TX_MCU_RING_SIZE		128
+#define MT7615_TX_FWDL_RING_SIZE	128
+
+#define MT7615_RX_RING_SIZE		1024
+#define MT7615_RX_MCU_RING_SIZE		512
+
+#define MT7615_FIRMWARE_CR4		"mt7615_cr4.bin"
+#define MT7615_FIRMWARE_N9		"mt7615_n9.bin"
+#define MT7615_ROM_PATCH		"mt7615_rom_patch.bin"
+
+#define MT7615_EEPROM_SIZE		1024
+#define MT7615_TOKEN_SIZE		4096
+
+struct mt7615_vif;
+struct mt7615_sta;
+
+enum mt7615_hw_txq_id {
+	MT7615_TXQ_MAIN,
+	MT7615_TXQ_EXT,
+	MT7615_TXQ_MCU,
+	MT7615_TXQ_FWDL,
+};
+
+struct mt7615_sta {
+	struct mt76_wcid wcid; /* must be first */
+
+	struct mt7615_vif *vif;
+
+	struct ieee80211_tx_rate rates[8];
+	u8 rate_count;
+	u8 n_rates;
+
+	u8 rate_probe;
+};
+
+struct mt7615_vif {
+	u8 idx;
+	u8 omac_idx;
+	u8 band_idx;
+	u8 wmm_idx;
+
+	struct mt7615_sta sta;
+};
+
+struct mt7615_dev {
+	struct mt76_dev mt76; /* must be first */
+	u32 vif_mask;
+	u32 omac_mask;
+
+	spinlock_t token_lock;
+	struct idr token;
+};
+
+enum {
+	HW_BSSID_0 = 0x0,
+	HW_BSSID_1,
+	HW_BSSID_2,
+	HW_BSSID_3,
+	HW_BSSID_MAX,
+	EXT_BSSID_START = 0x10,
+	EXT_BSSID_1,
+	EXT_BSSID_2,
+	EXT_BSSID_3,
+	EXT_BSSID_4,
+	EXT_BSSID_5,
+	EXT_BSSID_6,
+	EXT_BSSID_7,
+	EXT_BSSID_8,
+	EXT_BSSID_9,
+	EXT_BSSID_10,
+	EXT_BSSID_11,
+	EXT_BSSID_12,
+	EXT_BSSID_13,
+	EXT_BSSID_14,
+	EXT_BSSID_15,
+	EXT_BSSID_END
+};
+
+extern const struct ieee80211_ops mt7615_ops;
+extern struct pci_driver mt7615_pci_driver;
+
+u32 mt7615_reg_map(struct mt7615_dev *dev, u32 addr);
+
+int mt7615_register_device(struct mt7615_dev *dev);
+void mt7615_unregister_device(struct mt7615_dev *dev);
+int mt7615_eeprom_init(struct mt7615_dev *dev);
+int mt7615_dma_init(struct mt7615_dev *dev);
+void mt7615_dma_cleanup(struct mt7615_dev *dev);
+int mt7615_mcu_init(struct mt7615_dev *dev);
+int mt7615_mcu_set_dev_info(struct mt7615_dev *dev, struct ieee80211_vif *vif,
+			    int en);
+int mt7615_mcu_set_bss_info(struct mt7615_dev *dev, struct ieee80211_vif *vif,
+			    int en);
+int mt7615_mcu_set_wtbl_key(struct mt7615_dev *dev, int wcid,
+			    struct ieee80211_key_conf *key,
+			    enum set_key_cmd cmd);
+void mt7615_mcu_set_rates(struct mt7615_dev *dev, struct mt7615_sta *sta,
+			  struct ieee80211_tx_rate *probe_rate,
+			  struct ieee80211_tx_rate *rates);
+int mt7615_mcu_add_wtbl_bmc(struct mt7615_dev *dev, struct ieee80211_vif *vif);
+int mt7615_mcu_del_wtbl_bmc(struct mt7615_dev *dev, struct ieee80211_vif *vif);
+int mt7615_mcu_add_wtbl(struct mt7615_dev *dev, struct ieee80211_vif *vif,
+			struct ieee80211_sta *sta);
+int mt7615_mcu_del_wtbl(struct mt7615_dev *dev, struct ieee80211_vif *vif,
+			struct ieee80211_sta *sta);
+int mt7615_mcu_del_wtbl_all(struct mt7615_dev *dev);
+int mt7615_mcu_set_sta_rec_bmc(struct mt7615_dev *dev,
+			       struct ieee80211_vif *vif, bool en);
+int mt7615_mcu_set_sta_rec(struct mt7615_dev *dev, struct ieee80211_vif *vif,
+			   struct ieee80211_sta *sta, bool en);
+int mt7615_mcu_set_bcn(struct mt7615_dev *dev, struct ieee80211_vif *vif,
+		       int en);
+int mt7615_mcu_set_channel(struct mt7615_dev *dev);
+int mt7615_mcu_set_wmm(struct mt7615_dev *dev, u8 queue,
+		       const struct ieee80211_tx_queue_params *params);
+int mt7615_mcu_set_tx_ba(struct mt7615_dev *dev,
+			 struct ieee80211_ampdu_params *params,
+			 bool add);
+int mt7615_mcu_set_rx_ba(struct mt7615_dev *dev,
+			 struct ieee80211_ampdu_params *params,
+			 bool add);
+int mt7615_mcu_set_ht_cap(struct mt7615_dev *dev, struct ieee80211_vif *vif,
+			  struct ieee80211_sta *sta);
+
+static inline void mt7615_irq_enable(struct mt7615_dev *dev, u32 mask)
+{
+	mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, 0, mask);
+}
+
+static inline void mt7615_irq_disable(struct mt7615_dev *dev, u32 mask)
+{
+	mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
+}
+
+u16 mt7615_mac_tx_rate_val(struct mt7615_dev *dev,
+			   const struct ieee80211_tx_rate *rate,
+			   bool stbc, u8 *bw);
+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);
+int mt7615_mac_fill_rx(struct mt7615_dev *dev, struct sk_buff *skb);
+void mt7615_mac_add_txs(struct mt7615_dev *dev, void *data);
+void mt7615_mac_tx_free(struct mt7615_dev *dev, struct sk_buff *skb);
+
+int mt7615_mcu_set_eeprom(struct mt7615_dev *dev);
+int mt7615_mcu_init_mac(struct mt7615_dev *dev);
+int mt7615_mcu_set_rts_thresh(struct mt7615_dev *dev, u32 val);
+int mt7615_mcu_ctrl_pm_state(struct mt7615_dev *dev, int enter);
+void mt7615_mcu_exit(struct mt7615_dev *dev);
+
+int mt7615_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
+			  enum mt76_txq_id qid, struct mt76_wcid *wcid,
+			  struct ieee80211_sta *sta,
+			  struct mt76_tx_info *tx_info);
+
+void mt7615_tx_complete_skb(struct mt76_dev *mdev, enum mt76_txq_id qid,
+			    struct mt76_queue_entry *e);
+
+void mt7615_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
+			 struct sk_buff *skb);
+void mt7615_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q);
+void mt7615_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps);
+int mt7615_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
+		   struct ieee80211_sta *sta);
+void mt7615_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif,
+		      struct ieee80211_sta *sta);
+void mt7615_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
+		       struct ieee80211_sta *sta);
+void mt7615_mac_work(struct work_struct *work);
+void mt7615_txp_skb_unmap(struct mt76_dev *dev,
+			  struct mt76_txwi_cache *txwi);
+
+#endif

drivers/net/wireless/mediatek/mt76/mt7615/pci.c

+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2019 MediaTek Inc.
+ *
+ * Author: Ryder Lee <ryder.lee@mediatek.com>
+ *         Felix Fietkau <nbd@nbd.name>
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+
+#include "mt7615.h"
+#include "mac.h"
+
+static const struct pci_device_id mt7615_pci_device_table[] = {
+	{ PCI_DEVICE(0x14c3, 0x7615) },
+	{ },
+};
+
+u32 mt7615_reg_map(struct mt7615_dev *dev, u32 addr)
+{
+	u32 base = addr & MT_MCU_PCIE_REMAP_2_BASE;
+	u32 offset = addr & MT_MCU_PCIE_REMAP_2_OFFSET;
+
+	mt76_wr(dev, MT_MCU_PCIE_REMAP_2, base);
+
+	return MT_PCIE_REMAP_BASE_2 + offset;
+}
+
+void mt7615_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q)
+{
+	struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
+
+	mt7615_irq_enable(dev, MT_INT_RX_DONE(q));
+}
+
+irqreturn_t mt7615_irq_handler(int irq, void *dev_instance)
+{
+	struct mt7615_dev *dev = dev_instance;
+	u32 intr;
+
+	intr = mt76_rr(dev, MT_INT_SOURCE_CSR);
+	mt76_wr(dev, MT_INT_SOURCE_CSR, intr);
+
+	if (!test_bit(MT76_STATE_INITIALIZED, &dev->mt76.state))
+		return IRQ_NONE;
+
+	intr &= dev->mt76.mmio.irqmask;
+
+	if (intr & MT_INT_TX_DONE_ALL) {
+		mt7615_irq_disable(dev, MT_INT_TX_DONE_ALL);
+		tasklet_schedule(&dev->mt76.tx_tasklet);
+	}
+
+	if (intr & MT_INT_RX_DONE(0)) {
+		mt7615_irq_disable(dev, MT_INT_RX_DONE(0));
+		napi_schedule(&dev->mt76.napi[0]);
+	}
+
+	if (intr & MT_INT_RX_DONE(1)) {
+		mt7615_irq_disable(dev, MT_INT_RX_DONE(1));
+		napi_schedule(&dev->mt76.napi[1]);
+	}
+
+	return IRQ_HANDLED;
+}
+
+static int mt7615_pci_probe(struct pci_dev *pdev,
+			    const struct pci_device_id *id)
+{
+	static const struct mt76_driver_ops drv_ops = {
+		/* txwi_size = txd size + txp size */
+		.txwi_size = MT_TXD_SIZE + sizeof(struct mt7615_txp),
+		.txwi_flags = MT_TXWI_NO_FREE,
+		.tx_prepare_skb = mt7615_tx_prepare_skb,
+		.tx_complete_skb = mt7615_tx_complete_skb,
+		.rx_skb = mt7615_queue_rx_skb,
+		.rx_poll_complete = mt7615_rx_poll_complete,
+		.sta_ps = mt7615_sta_ps,
+		.sta_add = mt7615_sta_add,
+		.sta_assoc = mt7615_sta_assoc,
+		.sta_remove = mt7615_sta_remove,
+	};
+	struct mt7615_dev *dev;
+	struct mt76_dev *mdev;
+	int ret;
+
+	ret = pcim_enable_device(pdev);
+	if (ret)
+		return ret;
+
+	ret = pcim_iomap_regions(pdev, BIT(0), pci_name(pdev));
+	if (ret)
+		return ret;
+
+	pci_set_master(pdev);
+
+	ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+	if (ret)
+		return ret;
+
+	mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt7615_ops,
+				 &drv_ops);
+	if (!mdev)
+		return -ENOMEM;
+
+	dev = container_of(mdev, struct mt7615_dev, mt76);
+	mt76_mmio_init(&dev->mt76, pcim_iomap_table(pdev)[0]);
+
+	mdev->rev = (mt76_rr(dev, MT_HW_CHIPID) << 16) |
+		    (mt76_rr(dev, MT_HW_REV) & 0xff);
+	dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
+
+	ret = devm_request_irq(mdev->dev, pdev->irq, mt7615_irq_handler,
+			       IRQF_SHARED, KBUILD_MODNAME, dev);
+	if (ret)
+		goto error;
+
+	ret = mt7615_register_device(dev);
+	if (ret)
+		goto error;
+
+	return 0;
+error:
+	ieee80211_free_hw(mt76_hw(dev));
+	return ret;
+}
+
+static void mt7615_pci_remove(struct pci_dev *pdev)
+{
+	struct mt76_dev *mdev = pci_get_drvdata(pdev);
+	struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
+
+	mt7615_unregister_device(dev);
+}
+
+struct pci_driver mt7615_pci_driver = {
+	.name		= KBUILD_MODNAME,
+	.id_table	= mt7615_pci_device_table,
+	.probe		= mt7615_pci_probe,
+	.remove		= mt7615_pci_remove,
+};
+
+module_pci_driver(mt7615_pci_driver);
+
+MODULE_DEVICE_TABLE(pci, mt7615_pci_device_table);
+MODULE_FIRMWARE(MT7615_FIRMWARE_CR4);
+MODULE_FIRMWARE(MT7615_FIRMWARE_N9);
+MODULE_FIRMWARE(MT7615_ROM_PATCH);
+MODULE_LICENSE("Dual BSD/GPL");

drivers/net/wireless/mediatek/mt76/mt7615/regs.h

+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2019 MediaTek Inc. */
+
+#ifndef __MT7615_REGS_H
+#define __MT7615_REGS_H
+
+#define MT_HW_REV			0x1000
+#define MT_HW_CHIPID			0x1008
+#define MT_TOP_MISC2			0x1134
+#define MT_TOP_MISC2_FW_STATE		GENMASK(2, 0)
+
+#define MT_MCU_BASE			0x2000
+#define MT_MCU(ofs)			(MT_MCU_BASE + (ofs))
+
+#define MT_MCU_PCIE_REMAP_1		MT_MCU(0x500)
+#define MT_MCU_PCIE_REMAP_1_OFFSET	GENMASK(17, 0)
+#define MT_MCU_PCIE_REMAP_1_BASE	GENMASK(31, 18)
+#define MT_PCIE_REMAP_BASE_1		0x40000
+
+#define MT_MCU_PCIE_REMAP_2		MT_MCU(0x504)
+#define MT_MCU_PCIE_REMAP_2_OFFSET	GENMASK(18, 0)
+#define MT_MCU_PCIE_REMAP_2_BASE	GENMASK(31, 19)
+#define MT_PCIE_REMAP_BASE_2		0x80000
+
+#define MT_HIF_BASE			0x4000
+#define MT_HIF(ofs)			(MT_HIF_BASE + (ofs))
+
+#define MT_CFG_LPCR_HOST		MT_HIF(0x1f0)
+#define MT_CFG_LPCR_HOST_FW_OWN		BIT(0)
+#define MT_CFG_LPCR_HOST_DRV_OWN	BIT(1)
+
+#define MT_INT_SOURCE_CSR		MT_HIF(0x200)
+#define MT_INT_MASK_CSR			MT_HIF(0x204)
+#define MT_DELAY_INT_CFG		MT_HIF(0x210)
+
+#define MT_INT_RX_DONE(_n)		BIT(_n)
+#define MT_INT_RX_DONE_ALL		GENMASK(1, 0)
+#define MT_INT_TX_DONE_ALL		GENMASK(7, 4)
+#define MT_INT_TX_DONE(_n)		BIT((_n) + 4)
+
+#define MT_WPDMA_GLO_CFG		MT_HIF(0x208)
+#define MT_WPDMA_GLO_CFG_TX_DMA_EN	BIT(0)
+#define MT_WPDMA_GLO_CFG_TX_DMA_BUSY	BIT(1)
+#define MT_WPDMA_GLO_CFG_RX_DMA_EN	BIT(2)
+#define MT_WPDMA_GLO_CFG_RX_DMA_BUSY	BIT(3)
+#define MT_WPDMA_GLO_CFG_DMA_BURST_SIZE	GENMASK(5, 4)
+#define MT_WPDMA_GLO_CFG_TX_WRITEBACK_DONE	BIT(6)
+#define MT_WPDMA_GLO_CFG_BIG_ENDIAN	BIT(7)
+#define MT_WPDMA_GLO_CFG_TX_BT_SIZE_BIT0	BIT(9)
+#define MT_WPDMA_GLO_CFG_MULTI_DMA_EN	GENMASK(11, 10)
+#define MT_WPDMA_GLO_CFG_FIFO_LITTLE_ENDIAN	BIT(12)
+#define MT_WPDMA_GLO_CFG_TX_BT_SIZE_BIT21	GENMASK(23, 22)
+#define MT_WPDMA_GLO_CFG_SW_RESET	BIT(24)
+#define MT_WPDMA_GLO_CFG_FIRST_TOKEN_ONLY	BIT(26)
+#define MT_WPDMA_GLO_CFG_OMIT_TX_INFO	BIT(28)
+
+#define MT_WPDMA_RST_IDX		MT_HIF(0x20c)
+
+#define MT_TX_RING_BASE			MT_HIF(0x300)
+#define MT_RX_RING_BASE			MT_HIF(0x400)
+
+#define MT_WPDMA_GLO_CFG1		MT_HIF(0x500)
+#define MT_WPDMA_TX_PRE_CFG		MT_HIF(0x510)
+#define MT_WPDMA_RX_PRE_CFG		MT_HIF(0x520)
+#define MT_WPDMA_ABT_CFG		MT_HIF(0x530)
+#define MT_WPDMA_ABT_CFG1		MT_HIF(0x534)
+
+#define MT_WF_PHY_BASE			0x10000
+#define MT_WF_PHY(ofs)			(MT_WF_PHY_BASE + (ofs))
+
+#define MT_WF_PHY_WF2_RFCTRL0		MT_WF_PHY(0x1900)
+#define MT_WF_PHY_WF2_RFCTRL0_LPBCN_EN	BIT(9)
+
+#define MT_WF_CFG_BASE			0x20200
+#define MT_WF_CFG(ofs)			(MT_WF_CFG_BASE + (ofs))
+
+#define MT_CFG_CCR			MT_WF_CFG(0x000)
+#define MT_CFG_CCR_MAC_D1_1X_GC_EN	BIT(24)
+#define MT_CFG_CCR_MAC_D0_1X_GC_EN	BIT(25)
+#define MT_CFG_CCR_MAC_D1_2X_GC_EN	BIT(30)
+#define MT_CFG_CCR_MAC_D0_2X_GC_EN	BIT(31)
+
+#define MT_WF_AGG_BASE			0x20a00
+#define MT_WF_AGG(ofs)			(MT_WF_AGG_BASE + (ofs))
+
+#define MT_AGG_ARCR			MT_WF_AGG(0x010)
+#define MT_AGG_ARCR_INIT_RATE1		BIT(0)
+#define MT_AGG_ARCR_RTS_RATE_THR	GENMASK(12, 8)
+#define MT_AGG_ARCR_RATE_DOWN_RATIO	GENMASK(17, 16)
+#define MT_AGG_ARCR_RATE_DOWN_RATIO_EN	BIT(19)
+#define MT_AGG_ARCR_RATE_UP_EXTRA_TH	GENMASK(22, 20)
+
+#define MT_AGG_ARUCR			MT_WF_AGG(0x018)
+#define MT_AGG_ARDCR			MT_WF_AGG(0x01c)
+#define MT_AGG_ARxCR_LIMIT_SHIFT(_n)	(4 * (_n))
+#define MT_AGG_ARxCR_LIMIT(_n)		GENMASK(2 + \
+					MT_AGG_ARxCR_LIMIT_SHIFT(_n), \
+					MT_AGG_ARxCR_LIMIT_SHIFT(_n))
+
+#define MT_AGG_SCR			MT_WF_AGG(0x0fc)
+#define MT_AGG_SCR_NLNAV_MID_PTEC_DIS	BIT(3)
+
+#define MT_WF_TMAC_BASE			0x21000
+#define MT_WF_TMAC(ofs)			(MT_WF_TMAC_BASE + (ofs))
+
+#define MT_TMAC_CTCR0			MT_WF_TMAC(0x0f4)
+#define MT_TMAC_CTCR0_INS_DDLMT_REFTIME	GENMASK(5, 0)
+#define MT_TMAC_CTCR0_INS_DDLMT_DENSITY	GENMASK(15, 12)
+#define MT_TMAC_CTCR0_INS_DDLMT_EN	BIT(17)
+#define MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN	BIT(18)
+
+#define MT_WF_RMAC_BASE			0x21200
+#define MT_WF_RMAC(ofs)			(MT_WF_RMAC_BASE + (ofs))
+
+#define MT_WF_RFCR			MT_WF_RMAC(0x000)
+#define MT_WF_RFCR_DROP_STBC_MULTI	BIT(0)
+#define MT_WF_RFCR_DROP_FCSFAIL		BIT(1)
+#define MT_WF_RFCR_DROP_VERSION		BIT(3)
+#define MT_WF_RFCR_DROP_PROBEREQ	BIT(4)
+#define MT_WF_RFCR_DROP_MCAST		BIT(5)
+#define MT_WF_RFCR_DROP_BCAST		BIT(6)
+#define MT_WF_RFCR_DROP_MCAST_FILTERED	BIT(7)
+#define MT_WF_RFCR_DROP_A3_MAC		BIT(8)
+#define MT_WF_RFCR_DROP_A3_BSSID	BIT(9)
+#define MT_WF_RFCR_DROP_A2_BSSID	BIT(10)
+#define MT_WF_RFCR_DROP_OTHER_BEACON	BIT(11)
+#define MT_WF_RFCR_DROP_FRAME_REPORT	BIT(12)
+#define MT_WF_RFCR_DROP_CTL_RSV		BIT(13)
+#define MT_WF_RFCR_DROP_CTS		BIT(14)
+#define MT_WF_RFCR_DROP_RTS		BIT(15)
+#define MT_WF_RFCR_DROP_DUPLICATE	BIT(16)
+#define MT_WF_RFCR_DROP_OTHER_BSS	BIT(17)
+#define MT_WF_RFCR_DROP_OTHER_UC	BIT(18)
+#define MT_WF_RFCR_DROP_OTHER_TIM	BIT(19)
+#define MT_WF_RFCR_DROP_NDPA		BIT(20)
+#define MT_WF_RFCR_DROP_UNWANTED_CTL	BIT(21)
+
+#define MT_WF_DMA_BASE			0x21800
+#define MT_WF_DMA(ofs)			(MT_WF_DMA_BASE + (ofs))
+
+#define MT_DMA_DCR0			MT_WF_DMA(0x000)
+#define MT_DMA_DCR0_MAX_RX_LEN		GENMASK(15, 2)
+#define MT_DMA_DCR0_RX_VEC_DROP		BIT(17)
+
+#define MT_WTBL_BASE			0x30000
+#define MT_WTBL_ENTRY_SIZE		256
+
+#define MT_WTBL_OFF_BASE		0x23400
+#define MT_WTBL_OFF(n)			(MT_WTBL_OFF_BASE + (n))
+
+#define MT_WTBL_UPDATE			MT_WTBL_OFF(0x030)
+#define MT_WTBL_UPDATE_WLAN_IDX		GENMASK(7, 0)
+#define MT_WTBL_UPDATE_RATE_UPDATE	BIT(13)
+#define MT_WTBL_UPDATE_TX_COUNT_CLEAR	BIT(14)
+#define MT_WTBL_UPDATE_BUSY		BIT(31)
+
+#define MT_WTBL_ON_BASE			0x23000
+#define MT_WTBL_ON(_n)			(MT_WTBL_ON_BASE + (_n))
+
+#define MT_WTBL_RIUCR0			MT_WTBL_ON(0x020)
+
+#define MT_WTBL_RIUCR1			MT_WTBL_ON(0x024)
+#define MT_WTBL_RIUCR1_RATE0		GENMASK(11, 0)
+#define MT_WTBL_RIUCR1_RATE1		GENMASK(23, 12)
+#define MT_WTBL_RIUCR1_RATE2_LO		GENMASK(31, 24)
+
+#define MT_WTBL_RIUCR2			MT_WTBL_ON(0x028)
+#define MT_WTBL_RIUCR2_RATE2_HI		GENMASK(3, 0)
+#define MT_WTBL_RIUCR2_RATE3		GENMASK(15, 4)
+#define MT_WTBL_RIUCR2_RATE4		GENMASK(27, 16)
+#define MT_WTBL_RIUCR2_RATE5_LO		GENMASK(31, 28)
+
+#define MT_WTBL_RIUCR3			MT_WTBL_ON(0x02c)
+#define MT_WTBL_RIUCR3_RATE5_HI		GENMASK(7, 0)
+#define MT_WTBL_RIUCR3_RATE6		GENMASK(19, 8)
+#define MT_WTBL_RIUCR3_RATE7		GENMASK(31, 20)
+
+#define MT_WTBL_W5_CHANGE_BW_RATE	GENMASK(7, 5)
+#define MT_WTBL_W5_SHORT_GI_20		BIT(8)
+#define MT_WTBL_W5_SHORT_GI_40		BIT(9)
+#define MT_WTBL_W5_SHORT_GI_80		BIT(10)
+#define MT_WTBL_W5_SHORT_GI_160		BIT(11)
+#define MT_WTBL_W5_BW_CAP		GENMASK(13, 12)
+#define MT_WTBL_W27_CC_BW_SEL		GENMASK(6, 5)
+
+#define MT_EFUSE_BASE			0x81070000
+#define MT_EFUSE_BASE_CTRL		0x000
+#define MT_EFUSE_BASE_CTRL_EMPTY	BIT(30)
+
+#define MT_EFUSE_CTRL			0x008
+#define MT_EFUSE_CTRL_AOUT		GENMASK(5, 0)
+#define MT_EFUSE_CTRL_MODE		GENMASK(7, 6)
+#define MT_EFUSE_CTRL_LDO_OFF_TIME	GENMASK(13, 8)
+#define MT_EFUSE_CTRL_LDO_ON_TIME	GENMASK(15, 14)
+#define MT_EFUSE_CTRL_AIN		GENMASK(25, 16)
+#define MT_EFUSE_CTRL_VALID		BIT(29)
+#define MT_EFUSE_CTRL_KICK		BIT(30)
+#define MT_EFUSE_CTRL_SEL		BIT(31)
+
+#define MT_EFUSE_WDATA(_i)		(0x010 + ((_i) * 4))
+#define MT_EFUSE_RDATA(_i)		(0x030 + ((_i) * 4))
+
+#endif