diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt792x.h')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt792x.h | 537 |
1 files changed, 537 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt792x.h b/drivers/net/wireless/mediatek/mt76/mt792x.h new file mode 100644 index 000000000000..8388638ed550 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt792x.h @@ -0,0 +1,537 @@ +/* SPDX-License-Identifier: BSD-3-Clause-Clear */ +/* Copyright (C) 2023 MediaTek Inc. */ + +#ifndef __MT792X_H +#define __MT792X_H + +#include <linux/interrupt.h> +#include <linux/ktime.h> + +#include "mt76_connac_mcu.h" +#include "mt792x_regs.h" +#include "mt792x_acpi_sar.h" + +#define MT792x_PM_TIMEOUT (HZ / 12) +#define MT792x_HW_SCAN_TIMEOUT (HZ / 10) + +#define MT792x_MAX_INTERFACES 4 +#define MT792x_WTBL_SIZE 20 +#define MT792x_WTBL_RESERVED (MT792x_WTBL_SIZE - 1) +#define MT792x_WTBL_STA (MT792x_WTBL_RESERVED - MT792x_MAX_INTERFACES) + +#define MT792x_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */ +#define MT792x_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ + +#define MT792x_FW_TAG_FEATURE 4 +#define MT792x_FW_CAP_CNM BIT(7) + +#define MT792x_CHIP_CAP_CLC_EVT_EN BIT(0) +#define MT792x_CHIP_CAP_RSSI_NOTIFY_EVT_EN BIT(1) +#define MT792x_CHIP_CAP_WF_RF_PIN_CTRL_EVT_EN BIT(3) +#define MT792x_CHIP_CAP_11D_EN BIT(4) +#define MT792x_CHIP_CAP_MLO_EN BIT(8) +#define MT792x_CHIP_CAP_MLO_EML_EN BIT(9) + +/* NOTE: used to map mt76_rates. idx may change if firmware expands table */ +#define MT792x_BASIC_RATES_TBL 11 + +#define MT792x_WATCHDOG_TIME (HZ / 4) + +#define MT792x_DRV_OWN_RETRY_COUNT 10 +#define MT792x_MCU_INIT_RETRY_COUNT 10 +#define MT792x_WFSYS_INIT_RETRY_COUNT 2 + +#define MT7920_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1a.bin" +#define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin" +#define MT7922_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7922_1.bin" +#define MT7925_FIRMWARE_WM "mediatek/mt7925/WIFI_RAM_CODE_MT7925_1_1.bin" + +#define MT7920_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1a_2_hdr.bin" +#define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin" +#define MT7922_ROM_PATCH "mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin" +#define MT7925_ROM_PATCH "mediatek/mt7925/WIFI_MT7925_PATCH_MCU_1_1_hdr.bin" + +#define MT792x_SDIO_HDR_TX_BYTES GENMASK(15, 0) +#define MT792x_SDIO_HDR_PKT_TYPE GENMASK(17, 16) + +struct mt792x_vif; +struct mt792x_sta; + +struct mt792x_realease_info { + __le16 len; + u8 pad_len; + u8 tag; +} __packed; + +struct mt792x_fw_features { + u8 segment; + u8 data; + u8 rsv[14]; +} __packed; + +enum { + MT792x_CLC_POWER, + MT792x_CLC_POWER_EXT, + MT792x_CLC_BE_CTRL, + MT792x_CLC_MAX_NUM, +}; + +enum mt792x_reg_power_type { + MT_AP_UNSET = 0, + MT_AP_DEFAULT, + MT_AP_LPI, + MT_AP_SP, + MT_AP_VLP, +}; + +enum mt792x_mlo_pm_state { + MT792x_MLO_LINK_DISASSOC, + MT792x_MLO_LINK_ASSOC, + MT792x_MLO_CHANGED_PS_PENDING, + MT792x_MLO_CHANGED_PS, +}; + +DECLARE_EWMA(avg_signal, 10, 8) + +struct mt792x_link_sta { + struct mt76_wcid wcid; /* must be first */ + + u32 airtime_ac[8]; + + int ack_signal; + struct ewma_avg_signal avg_ack_signal; + + unsigned long last_txs; + + struct mt76_connac_sta_key_conf bip; + + struct mt792x_sta *sta; + + struct ieee80211_link_sta *pri_link; +}; + +struct mt792x_sta { + struct mt792x_link_sta deflink; /* must be first */ + struct mt792x_link_sta __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; + + struct mt792x_vif *vif; + + u16 valid_links; + u8 deflink_id; +}; + +DECLARE_EWMA(rssi, 10, 8); + +struct mt792x_chanctx { + struct mt792x_bss_conf *bss_conf; +}; + +struct mt792x_bss_conf { + struct mt76_vif_link mt76; /* must be first */ + struct mt792x_vif *vif; + struct ewma_rssi rssi; + struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; + unsigned int link_id; +}; + +struct mt792x_vif { + struct mt792x_bss_conf bss_conf; /* must be first */ + struct mt792x_bss_conf __rcu *link_conf[IEEE80211_MLD_MAX_NUM_LINKS]; + + struct mt792x_sta sta; + struct mt792x_sta *wep_sta; + + struct mt792x_phy *phy; + u16 valid_links; + u8 deflink_id; + enum mt792x_mlo_pm_state mlo_pm_state; + + struct work_struct csa_work; + struct timer_list csa_timer; +}; + +struct mt792x_phy { + struct mt76_phy *mt76; + struct mt792x_dev *dev; + + struct ieee80211_sband_iftype_data iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES]; + + u64 omac_mask; + + u16 noise; + + s16 coverage_class; + u8 slottime; + + u32 rx_ampdu_ts; + u32 ampdu_ref; + + struct mt76_mib_stats mib; + + u8 sta_work_count; + u8 clc_chan_conf; + enum mt792x_reg_power_type power_type; + + struct sk_buff_head scan_event_list; + struct delayed_work scan_work; +#ifdef CONFIG_ACPI + void *acpisar; +#endif + void *clc[MT792x_CLC_MAX_NUM]; + u64 chip_cap; + u16 eml_cap; + + struct work_struct roc_work; + struct timer_list roc_timer; + wait_queue_head_t roc_wait; + u8 roc_token_id; + bool roc_grant; +}; + +struct mt792x_irq_map { + u32 host_irq_enable; + struct { + u32 all_complete_mask; + u32 mcu_complete_mask; + } tx; + struct { + u32 data_complete_mask; + u32 wm_complete_mask; + u32 wm2_complete_mask; + } rx; +}; + +#define mt792x_init_reset(dev) ((dev)->hif_ops->init_reset(dev)) +#define mt792x_dev_reset(dev) ((dev)->hif_ops->reset(dev)) +#define mt792x_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev)) +#define __mt792x_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev)) +#define __mt792x_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev)) + +struct mt792x_hif_ops { + int (*init_reset)(struct mt792x_dev *dev); + int (*reset)(struct mt792x_dev *dev); + int (*mcu_init)(struct mt792x_dev *dev); + int (*drv_own)(struct mt792x_dev *dev); + int (*fw_own)(struct mt792x_dev *dev); +}; + +struct mt792x_dev { + union { /* must be first */ + struct mt76_dev mt76; + struct mt76_phy mphy; + }; + + struct mac_address macaddr_list[8]; + + const struct mt76_bus_ops *bus_ops; + struct mt792x_phy phy; + + struct work_struct reset_work; + bool hw_full_reset:1; + bool hw_init_done:1; + bool fw_assert:1; + bool has_eht:1; + bool regd_user:1; + bool regd_in_progress:1; + bool aspm_supported:1; + bool hif_idle:1; + bool hif_resumed:1; + bool regd_change:1; + wait_queue_head_t wait; + + struct work_struct init_work; + + u8 fw_debug; + u8 fw_features; + + struct mt76_connac_pm pm; + struct mt76_connac_coredump coredump; + const struct mt792x_hif_ops *hif_ops; + const struct mt792x_irq_map *irq_map; + + struct work_struct ipv6_ns_work; + struct delayed_work mlo_pm_work; + /* IPv6 addresses for WoWLAN */ + struct sk_buff_head ipv6_ns_list; + + enum environment_cap country_ie_env; + u32 backup_l1; + u32 backup_l2; + + struct ieee80211_chanctx_conf *new_ctx; +}; + +static inline struct mt792x_bss_conf * +mt792x_vif_to_link(struct mt792x_vif *mvif, u8 link_id) +{ + struct ieee80211_vif *vif; + struct mt792x_bss_conf *bss_conf; + + vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv); + + if (!ieee80211_vif_is_mld(vif) || + link_id >= IEEE80211_LINK_UNSPECIFIED) + return &mvif->bss_conf; + + bss_conf = rcu_dereference_protected(mvif->link_conf[link_id], + lockdep_is_held(&mvif->phy->dev->mt76.mutex)); + + return bss_conf ? bss_conf : &mvif->bss_conf; +} + +static inline struct mt792x_link_sta * +mt792x_sta_to_link(struct mt792x_sta *msta, u8 link_id) +{ + struct ieee80211_vif *vif; + + vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv); + + if (!ieee80211_vif_is_mld(vif) || + link_id >= IEEE80211_LINK_UNSPECIFIED) + return &msta->deflink; + + return rcu_dereference_protected(msta->link[link_id], + lockdep_is_held(&msta->vif->phy->dev->mt76.mutex)); +} + +static inline struct mt792x_bss_conf * +mt792x_link_conf_to_mconf(struct ieee80211_bss_conf *link_conf) +{ + struct ieee80211_vif *vif = link_conf->vif; + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + + return mt792x_vif_to_link(mvif, link_conf->link_id); +} + +static inline struct ieee80211_bss_conf * +mt792x_vif_to_bss_conf(struct ieee80211_vif *vif, unsigned int link_id) +{ + if (!ieee80211_vif_is_mld(vif) || + link_id >= IEEE80211_LINK_UNSPECIFIED) + return &vif->bss_conf; + + return link_conf_dereference_protected(vif, link_id); +} + +static inline struct ieee80211_link_sta * +mt792x_sta_to_link_sta(struct ieee80211_vif *vif, struct ieee80211_sta *sta, + unsigned int link_id) +{ + if (!ieee80211_vif_is_mld(vif) || + link_id >= IEEE80211_LINK_UNSPECIFIED) + return &sta->deflink; + + return link_sta_dereference_protected(sta, link_id); +} + +static inline struct mt792x_dev * +mt792x_hw_dev(struct ieee80211_hw *hw) +{ + struct mt76_phy *phy = hw->priv; + + return container_of(phy->dev, struct mt792x_dev, mt76); +} + +static inline struct mt792x_phy * +mt792x_hw_phy(struct ieee80211_hw *hw) +{ + struct mt76_phy *phy = hw->priv; + + return phy->priv; +} + +static inline void +mt792x_get_status_freq_info(struct mt76_rx_status *status, u8 chfreq) +{ + if (chfreq > 180) { + status->band = NL80211_BAND_6GHZ; + chfreq = (chfreq - 181) * 4 + 1; + } else if (chfreq > 14) { + status->band = NL80211_BAND_5GHZ; + } else { + status->band = NL80211_BAND_2GHZ; + } + status->freq = ieee80211_channel_to_frequency(chfreq, status->band); +} + +static inline bool mt792x_dma_need_reinit(struct mt792x_dev *dev) +{ + return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); +} + +#define mt792x_mutex_acquire(dev) \ + mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) +#define mt792x_mutex_release(dev) \ + mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) + +void mt792x_stop(struct ieee80211_hw *hw, bool suspend); +void mt792x_pm_wake_work(struct work_struct *work); +void mt792x_pm_power_save_work(struct work_struct *work); +void mt792x_reset(struct mt76_dev *mdev); +void mt792x_update_channel(struct mt76_phy *mphy); +void mt792x_mac_reset_counters(struct mt792x_phy *phy); +void mt792x_mac_init_band(struct mt792x_dev *dev, u8 band); +void mt792x_mac_assoc_rssi(struct mt792x_dev *dev, struct sk_buff *skb); +struct mt76_wcid *mt792x_rx_get_wcid(struct mt792x_dev *dev, u16 idx, + bool unicast); +void mt792x_mac_update_mib_stats(struct mt792x_phy *phy); +void mt792x_mac_set_timeing(struct mt792x_phy *phy); +void mt792x_mac_work(struct work_struct *work); +void mt792x_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif); +void mt792x_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, + struct sk_buff *skb); +int mt792x_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, u16 queue, + const struct ieee80211_tx_queue_params *params); +int mt792x_get_stats(struct ieee80211_hw *hw, + struct ieee80211_low_level_stats *stats); +u64 mt792x_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif); +void mt792x_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u64 timestamp); +void mt792x_tx_worker(struct mt76_worker *w); +void mt792x_roc_timer(struct timer_list *timer); +void mt792x_csa_timer(struct timer_list *timer); +void mt792x_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop); +int mt792x_assign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx); +void mt792x_unassign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx); +void mt792x_set_wakeup(struct ieee80211_hw *hw, bool enabled); +void mt792x_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 sset, u8 *data); +int mt792x_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + int sset); +void mt792x_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ethtool_stats *stats, u64 *data); +void mt792x_sta_statistics(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct station_info *sinfo); +void mt792x_set_coverage_class(struct ieee80211_hw *hw, int radio_idx, + s16 coverage_class); +void mt792x_dma_cleanup(struct mt792x_dev *dev); +int mt792x_dma_enable(struct mt792x_dev *dev); +int mt792x_wpdma_reset(struct mt792x_dev *dev, bool force); +int mt792x_wpdma_reinit_cond(struct mt792x_dev *dev); +int mt792x_dma_disable(struct mt792x_dev *dev, bool force); +irqreturn_t mt792x_irq_handler(int irq, void *dev_instance); +void mt792x_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q); +int mt792x_poll_tx(struct napi_struct *napi, int budget); +int mt792x_poll_rx(struct napi_struct *napi, int budget); +void mt792x_irq_tasklet(unsigned long data); +int mt792x_wfsys_reset(struct mt792x_dev *dev); +int mt792x_tx_stats_show(struct seq_file *file, void *data); +int mt792x_queues_acq(struct seq_file *s, void *data); +int mt792x_queues_read(struct seq_file *s, void *data); +int mt792x_pm_stats(struct seq_file *s, void *data); +int mt792x_pm_idle_timeout_set(void *data, u64 val); +int mt792x_pm_idle_timeout_get(void *data, u64 *val); +int mt792x_init_wiphy(struct ieee80211_hw *hw); +struct ieee80211_ops * +mt792x_get_mac80211_ops(struct device *dev, + const struct ieee80211_ops *mac80211_ops, + void *drv_data, u8 *fw_features); +int mt792x_init_wcid(struct mt792x_dev *dev); +int mt792x_mcu_drv_pmctrl(struct mt792x_dev *dev); +int mt792x_mcu_fw_pmctrl(struct mt792x_dev *dev); +void mt792x_mac_link_bss_remove(struct mt792x_dev *dev, + struct mt792x_bss_conf *mconf, + struct mt792x_link_sta *mlink); +void mt792x_config_mac_addr_list(struct mt792x_dev *dev); + +static inline char *mt792x_ram_name(struct mt792x_dev *dev) +{ + switch (mt76_chip(&dev->mt76)) { + case 0x7920: + return MT7920_FIRMWARE_WM; + case 0x7922: + return MT7922_FIRMWARE_WM; + case 0x7925: + return MT7925_FIRMWARE_WM; + default: + return MT7921_FIRMWARE_WM; + } +} + +static inline char *mt792x_patch_name(struct mt792x_dev *dev) +{ + switch (mt76_chip(&dev->mt76)) { + case 0x7920: + return MT7920_ROM_PATCH; + case 0x7922: + return MT7922_ROM_PATCH; + case 0x7925: + return MT7925_ROM_PATCH; + default: + return MT7921_ROM_PATCH; + } +} + +int mt792x_load_firmware(struct mt792x_dev *dev); + +/* usb */ +#define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) +#define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) +int mt792xu_dma_init(struct mt792x_dev *dev, bool resume); +int mt792xu_mcu_power_on(struct mt792x_dev *dev); +int mt792xu_wfsys_reset(struct mt792x_dev *dev); +int mt792xu_init_reset(struct mt792x_dev *dev); +u32 mt792xu_rr(struct mt76_dev *dev, u32 addr); +void mt792xu_wr(struct mt76_dev *dev, u32 addr, u32 val); +u32 mt792xu_rmw(struct mt76_dev *dev, u32 addr, u32 mask, u32 val); +void mt792xu_copy(struct mt76_dev *dev, u32 offset, const void *data, int len); +void mt792xu_disconnect(struct usb_interface *usb_intf); +void mt792xu_stop(struct ieee80211_hw *hw, bool suspend); + +static inline void +mt792x_skb_add_usb_sdio_hdr(struct mt792x_dev *dev, struct sk_buff *skb, + int type) +{ + u32 hdr, len; + + len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); + hdr = FIELD_PREP(MT792x_SDIO_HDR_TX_BYTES, len) | + FIELD_PREP(MT792x_SDIO_HDR_PKT_TYPE, type); + + put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); +} + +int __mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev); +int mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev); +int mt792xe_mcu_fw_pmctrl(struct mt792x_dev *dev); + +#ifdef CONFIG_ACPI +int mt792x_init_acpi_sar(struct mt792x_dev *dev); +int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, bool set_default); +u8 mt792x_acpi_get_flags(struct mt792x_phy *phy); +u32 mt792x_acpi_get_mtcl_conf(struct mt792x_phy *phy, char *alpha2); +#else +static inline int mt792x_init_acpi_sar(struct mt792x_dev *dev) +{ + return 0; +} + +static inline int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, + bool set_default) +{ + return 0; +} + +static inline u8 mt792x_acpi_get_flags(struct mt792x_phy *phy) +{ + return 0; +} + +static inline u32 mt792x_acpi_get_mtcl_conf(struct mt792x_phy *phy, char *alpha2) +{ + return MT792X_ACPI_MTCL_INVALID; +} +#endif + +#endif /* __MT7925_H */ |