static int mt76x2u_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct mt76x02_dev *dev = hw->priv; if (!ether_addr_equal(dev->mt76.macaddr, vif->addr)) mt76x02_mac_setaddr(dev, vif->addr); mt76x02_vif_init(dev, vif, 0); return 0; }
int mt76x02_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct mt76x02_dev *dev = hw->priv; unsigned int idx = 0; /* Allow to change address in HW if we create first interface. */ if (!dev->vif_mask && (((vif->addr[0] ^ dev->mt76.macaddr[0]) & ~GENMASK(4, 1)) || memcmp(vif->addr + 1, dev->mt76.macaddr + 1, ETH_ALEN - 1))) mt76x02_mac_setaddr(dev, vif->addr); if (vif->addr[0] & BIT(1)) idx = 1 + (((dev->mt76.macaddr[0] ^ vif->addr[0]) >> 2) & 7); /* * Client mode typically only has one configurable BSSID register, * which is used for bssidx=0. This is linked to the MAC address. * Since mac80211 allows changing interface types, and we cannot * force the use of the primary MAC address for a station mode * interface, we need some other way of configuring a per-interface * remote BSSID. * The hardware provides an AP-Client feature, where bssidx 0-7 are * used for AP mode and bssidx 8-15 for client mode. * We shift the station interface bss index by 8 to force the * hardware to recognize the BSSID. * The resulting bssidx mismatch for unicast frames is ignored by hw. */ if (vif->type == NL80211_IFTYPE_STATION) idx += 8; if (dev->vif_mask & BIT(idx)) return -EBUSY; dev->vif_mask |= BIT(idx); mt76x02_vif_init(dev, vif, idx); return 0; }
int mt76x2_mac_reset(struct mt76x02_dev *dev, bool hard) { const u8 *macaddr = dev->mt76.macaddr; u32 val; int i, k; if (!mt76x02_wait_for_mac(&dev->mt76)) return -ETIMEDOUT; val = mt76_rr(dev, MT_WPDMA_GLO_CFG); val &= ~(MT_WPDMA_GLO_CFG_TX_DMA_EN | MT_WPDMA_GLO_CFG_TX_DMA_BUSY | MT_WPDMA_GLO_CFG_RX_DMA_EN | MT_WPDMA_GLO_CFG_RX_DMA_BUSY | MT_WPDMA_GLO_CFG_DMA_BURST_SIZE); val |= FIELD_PREP(MT_WPDMA_GLO_CFG_DMA_BURST_SIZE, 3); mt76_wr(dev, MT_WPDMA_GLO_CFG, val); mt76x2_mac_pbf_init(dev); mt76_write_mac_initvals(dev); mt76x2_fixup_xtal(dev); mt76_clear(dev, MT_MAC_SYS_CTRL, MT_MAC_SYS_CTRL_RESET_CSR | MT_MAC_SYS_CTRL_RESET_BBP); if (is_mt7612(dev)) mt76_clear(dev, MT_COEXCFG0, MT_COEXCFG0_COEX_EN); mt76_set(dev, MT_EXT_CCA_CFG, 0x0000f000); mt76_clear(dev, MT_TX_ALC_CFG_4, BIT(31)); mt76_wr(dev, MT_RF_BYPASS_0, 0x06000000); mt76_wr(dev, MT_RF_SETTING_0, 0x08800000); usleep_range(5000, 10000); mt76_wr(dev, MT_RF_BYPASS_0, 0x00000000); mt76_wr(dev, MT_MCU_CLOCK_CTL, 0x1401); mt76_clear(dev, MT_FCE_L2_STUFF, MT_FCE_L2_STUFF_WR_MPDU_LEN_EN); mt76x02_mac_setaddr(dev, macaddr); mt76x02_init_beacon_config(dev); if (!hard) return 0; for (i = 0; i < 256 / 32; i++) mt76_wr(dev, MT_WCID_DROP_BASE + i * 4, 0); for (i = 0; i < 256; i++) { mt76x02_mac_wcid_setup(dev, i, 0, NULL); mt76_wr(dev, MT_WCID_TX_RATE(i), 0); mt76_wr(dev, MT_WCID_TX_RATE(i) + 4, 0); } for (i = 0; i < MT_MAX_VIFS; i++) mt76x02_mac_wcid_setup(dev, MT_VIF_WCID(i), i, NULL); for (i = 0; i < 16; i++) for (k = 0; k < 4; k++) mt76x02_mac_shared_key_setup(dev, i, k, NULL); for (i = 0; i < 16; i++) mt76_rr(dev, MT_TX_STAT_FIFO); mt76_wr(dev, MT_CH_TIME_CFG, MT_CH_TIME_CFG_TIMER_EN | MT_CH_TIME_CFG_TX_AS_BUSY | MT_CH_TIME_CFG_RX_AS_BUSY | MT_CH_TIME_CFG_NAV_AS_BUSY | MT_CH_TIME_CFG_EIFS_AS_BUSY | MT_CH_CCA_RC_EN | FIELD_PREP(MT_CH_TIME_CFG_CH_TIMER_CLR, 1)); mt76x02_set_tx_ackto(dev); return 0; }