Ryder Lee 04b8e65922 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>
2019-05-01 13:03:58 +02:00

196 lines
5.8 KiB
C

/* 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