Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 431 insertions, 0 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac.h b/drivers/net/wireless/mediatek/mt76/mt76_connac.h
new file mode 100644
index 0000000000..22878f0888
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac.h
@@ -0,0 +1,431 @@
+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#ifndef __MT76_CONNAC_H
+#define __MT76_CONNAC_H
+
+#include "mt76.h"
+
+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,
+	PKT_TYPE_NORMAL_MCU,
+	PKT_TYPE_RX_FW_MONITOR	= 0x0c,
+	PKT_TYPE_TXRX_NOTIFY_V0	= 0x18,
+};
+
+#define MT76_CONNAC_SCAN_IE_LEN			600
+#define MT76_CONNAC_MAX_NUM_SCHED_SCAN_INTERVAL	 10
+#define MT76_CONNAC_MAX_TIME_SCHED_SCAN_INTERVAL U16_MAX
+#define MT76_CONNAC_MAX_SCHED_SCAN_SSID		10
+#define MT76_CONNAC_MAX_SCAN_MATCH		16
+
+#define MT76_CONNAC_MAX_WMM_SETS		4
+
+#define MT76_CONNAC_COREDUMP_TIMEOUT		(HZ / 20)
+#define MT76_CONNAC_COREDUMP_SZ			(1300 * 1024)
+
+#define MT_TXD_SIZE				(8 * 4)
+
+#define MT_USB_TXD_SIZE				(MT_TXD_SIZE + 8 * 4)
+#define MT_USB_HDR_SIZE				4
+#define MT_USB_TAIL_SIZE			4
+
+#define MT_SDIO_TXD_SIZE			(MT_TXD_SIZE + 8 * 4)
+#define MT_SDIO_TAIL_SIZE			8
+#define MT_SDIO_HDR_SIZE			4
+
+#define MT_MSDU_ID_VALID		BIT(15)
+
+#define MT_TXD_LEN_LAST			BIT(15)
+#define MT_TXD_LEN_MASK			GENMASK(11, 0)
+#define MT_TXD_LEN_MSDU_LAST		BIT(14)
+#define MT_TXD_LEN_AMSDU_LAST		BIT(15)
+
+enum {
+	CMD_CBW_20MHZ = IEEE80211_STA_RX_BW_20,
+	CMD_CBW_40MHZ = IEEE80211_STA_RX_BW_40,
+	CMD_CBW_80MHZ = IEEE80211_STA_RX_BW_80,
+	CMD_CBW_160MHZ = IEEE80211_STA_RX_BW_160,
+	CMD_CBW_10MHZ,
+	CMD_CBW_5MHZ,
+	CMD_CBW_8080MHZ,
+	CMD_CBW_320MHZ,
+
+	CMD_HE_MCS_BW80 = 0,
+	CMD_HE_MCS_BW160,
+	CMD_HE_MCS_BW8080,
+	CMD_HE_MCS_BW_NUM
+};
+
+enum {
+	HW_BSSID_0 = 0x0,
+	HW_BSSID_1,
+	HW_BSSID_2,
+	HW_BSSID_3,
+	HW_BSSID_MAX = HW_BSSID_3,
+	EXT_BSSID_START = 0x10,
+	EXT_BSSID_1,
+	EXT_BSSID_15 = 0x1f,
+	EXT_BSSID_MAX = EXT_BSSID_15,
+	REPEATER_BSSID_START = 0x20,
+	REPEATER_BSSID_MAX = 0x3f,
+};
+
+struct mt76_connac_reg_map {
+	u32 phys;
+	u32 maps;
+	u32 size;
+};
+
+struct mt76_connac_pm {
+	bool enable:1;
+	bool enable_user:1;
+	bool ds_enable:1;
+	bool ds_enable_user:1;
+	bool suspended:1;
+
+	spinlock_t txq_lock;
+	struct {
+		struct mt76_wcid *wcid;
+		struct sk_buff *skb;
+	} tx_q[IEEE80211_NUM_ACS];
+
+	struct work_struct wake_work;
+	wait_queue_head_t wait;
+
+	struct {
+		spinlock_t lock;
+		u32 count;
+	} wake;
+	struct mutex mutex;
+
+	struct delayed_work ps_work;
+	unsigned long last_activity;
+	unsigned long idle_timeout;
+
+	struct {
+		unsigned long last_wake_event;
+		unsigned long awake_time;
+		unsigned long last_doze_event;
+		unsigned long doze_time;
+		unsigned int lp_wake;
+	} stats;
+};
+
+struct mt76_connac_coredump {
+	struct sk_buff_head msg_list;
+	struct delayed_work work;
+	unsigned long last_activity;
+};
+
+struct mt76_connac_sta_key_conf {
+	s8 keyidx;
+	u8 key[16];
+};
+
+#define MT_TXP_MAX_BUF_NUM		6
+
+struct mt76_connac_fw_txp {
+	__le16 flags;
+	__le16 token;
+	u8 bss_idx;
+	__le16 rept_wds_wcid;
+	u8 nbuf;
+	__le32 buf[MT_TXP_MAX_BUF_NUM];
+	__le16 len[MT_TXP_MAX_BUF_NUM];
+} __packed __aligned(4);
+
+#define MT_HW_TXP_MAX_MSDU_NUM		4
+#define MT_HW_TXP_MAX_BUF_NUM		4
+
+struct mt76_connac_txp_ptr {
+	__le32 buf0;
+	__le16 len0;
+	__le16 len1;
+	__le32 buf1;
+} __packed __aligned(4);
+
+struct mt76_connac_hw_txp {
+	__le16 msdu_id[MT_HW_TXP_MAX_MSDU_NUM];
+	struct mt76_connac_txp_ptr ptr[MT_HW_TXP_MAX_BUF_NUM / 2];
+} __packed __aligned(4);
+
+struct mt76_connac_txp_common {
+	union {
+		struct mt76_connac_fw_txp fw;
+		struct mt76_connac_hw_txp hw;
+	};
+};
+
+struct mt76_connac_tx_free {
+	__le16 rx_byte_cnt;
+	__le16 ctrl;
+	__le32 txd;
+} __packed __aligned(4);
+
+extern const struct wiphy_wowlan_support mt76_connac_wowlan_support;
+
+static inline bool is_mt7922(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7922;
+}
+
+static inline bool is_mt7921(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7961 || is_mt7922(dev);
+}
+
+static inline bool is_mt7663(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7663;
+}
+
+static inline bool is_mt7915(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7915;
+}
+
+static inline bool is_mt7916(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7906;
+}
+
+static inline bool is_mt7981(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7981;
+}
+
+static inline bool is_mt7986(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7986;
+}
+
+static inline bool is_mt798x(struct mt76_dev *dev)
+{
+	return is_mt7981(dev) || is_mt7986(dev);
+}
+
+static inline bool is_mt7996(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7990;
+}
+
+static inline bool is_mt7622(struct mt76_dev *dev)
+{
+	if (!IS_ENABLED(CONFIG_MT7622_WMAC))
+		return false;
+
+	return mt76_chip(dev) == 0x7622;
+}
+
+static inline bool is_mt7615(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7615 || mt76_chip(dev) == 0x7611;
+}
+
+static inline bool is_mt7611(struct mt76_dev *dev)
+{
+	return mt76_chip(dev) == 0x7611;
+}
+
+static inline bool is_connac_v1(struct mt76_dev *dev)
+{
+	return is_mt7615(dev) || is_mt7663(dev) || is_mt7622(dev);
+}
+
+static inline bool is_mt76_fw_txp(struct mt76_dev *dev)
+{
+	switch (mt76_chip(dev)) {
+	case 0x7961:
+	case 0x7922:
+	case 0x7663:
+	case 0x7622:
+		return false;
+	default:
+		return true;
+	}
+}
+
+static inline u8 mt76_connac_chan_bw(struct cfg80211_chan_def *chandef)
+{
+	static const u8 width_to_bw[] = {
+		[NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ,
+		[NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ,
+		[NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ,
+		[NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ,
+		[NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ,
+		[NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ,
+		[NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ,
+		[NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ,
+		[NL80211_CHAN_WIDTH_320] = CMD_CBW_320MHZ,
+	};
+
+	if (chandef->width >= ARRAY_SIZE(width_to_bw))
+		return 0;
+
+	return width_to_bw[chandef->width];
+}
+
+static inline u8 mt76_connac_lmac_mapping(u8 ac)
+{
+	/* LMAC uses the reverse order of mac80211 AC indexes */
+	return 3 - ac;
+}
+
+static inline void *
+mt76_connac_txwi_to_txp(struct mt76_dev *dev, struct mt76_txwi_cache *t)
+{
+	u8 *txwi;
+
+	if (!t)
+		return NULL;
+
+	txwi = mt76_get_txwi_ptr(dev, t);
+
+	return (void *)(txwi + MT_TXD_SIZE);
+}
+
+static inline u8 mt76_connac_spe_idx(u8 antenna_mask)
+{
+	static const u8 ant_to_spe[] = {0, 0, 1, 0, 3, 2, 4, 0,
+					9, 8, 6, 10, 16, 12, 18, 0};
+
+	if (antenna_mask >= sizeof(ant_to_spe))
+		return 0;
+
+	return ant_to_spe[antenna_mask];
+}
+
+static inline void mt76_connac_irq_enable(struct mt76_dev *dev, u32 mask)
+{
+	mt76_set_irq_mask(dev, 0, 0, mask);
+	tasklet_schedule(&dev->irq_tasklet);
+}
+
+int mt76_connac_pm_wake(struct mt76_phy *phy, struct mt76_connac_pm *pm);
+void mt76_connac_power_save_sched(struct mt76_phy *phy,
+				  struct mt76_connac_pm *pm);
+void mt76_connac_free_pending_tx_skbs(struct mt76_connac_pm *pm,
+				      struct mt76_wcid *wcid);
+
+static inline void mt76_connac_tx_cleanup(struct mt76_dev *dev)
+{
+	dev->queue_ops->tx_cleanup(dev, dev->q_mcu[MT_MCUQ_WM], false);
+	dev->queue_ops->tx_cleanup(dev, dev->q_mcu[MT_MCUQ_WA], false);
+}
+
+static inline bool
+mt76_connac_pm_ref(struct mt76_phy *phy, struct mt76_connac_pm *pm)
+{
+	bool ret = false;
+
+	spin_lock_bh(&pm->wake.lock);
+	if (test_bit(MT76_STATE_PM, &phy->state))
+		goto out;
+
+	pm->wake.count++;
+	ret = true;
+out:
+	spin_unlock_bh(&pm->wake.lock);
+
+	return ret;
+}
+
+static inline void
+mt76_connac_pm_unref(struct mt76_phy *phy, struct mt76_connac_pm *pm)
+{
+	spin_lock_bh(&pm->wake.lock);
+
+	pm->last_activity = jiffies;
+	if (--pm->wake.count == 0 &&
+	    test_bit(MT76_STATE_MCU_RUNNING, &phy->state))
+		mt76_connac_power_save_sched(phy, pm);
+
+	spin_unlock_bh(&pm->wake.lock);
+}
+
+static inline bool
+mt76_connac_skip_fw_pmctrl(struct mt76_phy *phy, struct mt76_connac_pm *pm)
+{
+	struct mt76_dev *dev = phy->dev;
+	bool ret;
+
+	if (dev->token_count)
+		return true;
+
+	spin_lock_bh(&pm->wake.lock);
+	ret = pm->wake.count || test_and_set_bit(MT76_STATE_PM, &phy->state);
+	spin_unlock_bh(&pm->wake.lock);
+
+	return ret;
+}
+
+static inline void
+mt76_connac_mutex_acquire(struct mt76_dev *dev, struct mt76_connac_pm *pm)
+	__acquires(&dev->mutex)
+{
+	mutex_lock(&dev->mutex);
+	mt76_connac_pm_wake(&dev->phy, pm);
+}
+
+static inline void
+mt76_connac_mutex_release(struct mt76_dev *dev, struct mt76_connac_pm *pm)
+	__releases(&dev->mutex)
+{
+	mt76_connac_power_save_sched(&dev->phy, pm);
+	mutex_unlock(&dev->mutex);
+}
+
+void mt76_connac_gen_ppe_thresh(u8 *he_ppet, int nss);
+int mt76_connac_init_tx_queues(struct mt76_phy *phy, int idx, int n_desc,
+			       int ring_base, u32 flags);
+void mt76_connac_write_hw_txp(struct mt76_dev *dev,
+			      struct mt76_tx_info *tx_info,
+			      void *txp_ptr, u32 id);
+void mt76_connac_txp_skb_unmap(struct mt76_dev *dev,
+			       struct mt76_txwi_cache *txwi);
+void mt76_connac_tx_complete_skb(struct mt76_dev *mdev,
+				 struct mt76_queue_entry *e);
+void mt76_connac_pm_queue_skb(struct ieee80211_hw *hw,
+			      struct mt76_connac_pm *pm,
+			      struct mt76_wcid *wcid,
+			      struct sk_buff *skb);
+void mt76_connac_pm_dequeue_skbs(struct mt76_phy *phy,
+				 struct mt76_connac_pm *pm);
+void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi,
+				 struct sk_buff *skb, struct mt76_wcid *wcid,
+				 struct ieee80211_key_conf *key, int pid,
+				 enum mt76_txq_id qid, u32 changed);
+u16 mt76_connac2_mac_tx_rate_val(struct mt76_phy *mphy,
+				 struct ieee80211_vif *vif,
+				 bool beacon, bool mcast);
+bool mt76_connac2_mac_fill_txs(struct mt76_dev *dev, struct mt76_wcid *wcid,
+			       __le32 *txs_data);
+bool mt76_connac2_mac_add_txs_skb(struct mt76_dev *dev, struct mt76_wcid *wcid,
+				  int pid, __le32 *txs_data);
+void mt76_connac2_mac_decode_he_radiotap(struct mt76_dev *dev,
+					 struct sk_buff *skb,
+					 __le32 *rxv, u32 mode);
+int mt76_connac2_reverse_frag0_hdr_trans(struct ieee80211_vif *vif,
+					 struct sk_buff *skb, u16 hdr_offset);
+int mt76_connac2_mac_fill_rx_rate(struct mt76_dev *dev,
+				  struct mt76_rx_status *status,
+				  struct ieee80211_supported_band *sband,
+				  __le32 *rxv, u8 *mode);
+void mt76_connac2_tx_check_aggr(struct ieee80211_sta *sta, __le32 *txwi);
+void mt76_connac2_txwi_free(struct mt76_dev *dev, struct mt76_txwi_cache *t,
+			    struct ieee80211_sta *sta,
+			    struct list_head *free_list);
+void mt76_connac2_tx_token_put(struct mt76_dev *dev);
+
+/* connac3 */
+void mt76_connac3_mac_decode_he_radiotap(struct sk_buff *skb, __le32 *rxv,
+					 u8 mode);
+#endif /* __MT76_CONNAC_H */