new file mode 100644
@@ -0,0 +1,720 @@
+/*
+ * (c) Copyright 2002-2010, Ralink Technology, Inc.
+ * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
+ * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
+ * Copyright (C) 2018 Stanislaw Gruszka <stf_xl@wp.pl>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include "mt76x0.h"
+#include "eeprom.h"
+#include "trace.h"
+#include "mcu.h"
+#include "usb.h"
+
+#include "initvals.h"
+
+static void
+mt76x0_set_wlan_state(struct mt76x0_dev *dev, u32 val, bool enable)
+{
+ int i;
+
+ /* Note: we don't turn off WLAN_CLK because that makes the device
+ * not respond properly on the probe path.
+ * In case anyone (PSM?) wants to use this function we can
+ * bring the clock stuff back and fixup the probe path.
+ */
+
+ if (enable)
+ val |= (MT_WLAN_FUN_CTRL_WLAN_EN |
+ MT_WLAN_FUN_CTRL_WLAN_CLK_EN);
+ else
+ val &= ~(MT_WLAN_FUN_CTRL_WLAN_EN);
+
+ mt76_wr(dev, MT_WLAN_FUN_CTRL, val);
+ udelay(20);
+
+ if (!enable)
+ return;
+
+ for (i = 200; i; i--) {
+ val = mt76_rr(dev, MT_CMB_CTRL);
+
+ if (val & MT_CMB_CTRL_XTAL_RDY && val & MT_CMB_CTRL_PLL_LD)
+ break;
+
+ udelay(20);
+ }
+
+ /* Note: vendor driver tries to disable/enable wlan here and retry
+ * but the code which does it is so buggy it must have never
+ * triggered, so don't bother.
+ */
+ if (!i)
+ dev_err(dev->mt76.dev, "Error: PLL and XTAL check failed!\n");
+}
+
+static void mt76x0_chip_onoff(struct mt76x0_dev *dev, bool enable, bool reset)
+{
+ u32 val;
+
+ mutex_lock(&dev->hw_atomic_mutex);
+
+ val = mt76_rr(dev, MT_WLAN_FUN_CTRL);
+
+ if (reset) {
+ val |= MT_WLAN_FUN_CTRL_GPIO_OUT_EN;
+ val &= ~MT_WLAN_FUN_CTRL_FRC_WL_ANT_SEL;
+
+ if (val & MT_WLAN_FUN_CTRL_WLAN_EN) {
+ val |= (MT_WLAN_FUN_CTRL_WLAN_RESET |
+ MT_WLAN_FUN_CTRL_WLAN_RESET_RF);
+ mt76_wr(dev, MT_WLAN_FUN_CTRL, val);
+ udelay(20);
+
+ val &= ~(MT_WLAN_FUN_CTRL_WLAN_RESET |
+ MT_WLAN_FUN_CTRL_WLAN_RESET_RF);
+ }
+ }
+
+ mt76_wr(dev, MT_WLAN_FUN_CTRL, val);
+ udelay(20);
+
+ mt76x0_set_wlan_state(dev, val, enable);
+
+ mutex_unlock(&dev->hw_atomic_mutex);
+}
+
+static void mt76x0_reset_csr_bbp(struct mt76x0_dev *dev)
+{
+ u32 val;
+
+ val = mt76_rr(dev, MT_PBF_SYS_CTRL);
+ val &= ~0x2000;
+ mt76_wr(dev, MT_PBF_SYS_CTRL, val);
+
+ mt76_wr(dev, MT_MAC_SYS_CTRL, MT_MAC_SYS_CTRL_RESET_CSR |
+ MT_MAC_SYS_CTRL_RESET_BBP);
+
+ msleep(200);
+}
+
+static void mt76x0_init_usb_dma(struct mt76x0_dev *dev)
+{
+ u32 val;
+
+ val = mt76_rr(dev, MT_USB_DMA_CFG);
+
+ val |= FIELD_PREP(MT_USB_DMA_CFG_RX_BULK_AGG_TOUT, MT_USB_AGGR_TIMEOUT) |
+ FIELD_PREP(MT_USB_DMA_CFG_RX_BULK_AGG_LMT, MT_USB_AGGR_SIZE_LIMIT) |
+ MT_USB_DMA_CFG_RX_BULK_EN |
+ MT_USB_DMA_CFG_TX_BULK_EN;
+ if (dev->in_max_packet == 512)
+ val |= MT_USB_DMA_CFG_RX_BULK_AGG_EN;
+ mt76_wr(dev, MT_USB_DMA_CFG, val);
+
+ val = mt76_rr(dev, MT_COM_REG0);
+ if (val & 1)
+ dev_dbg(dev->mt76.dev, "MCU not ready\n");
+
+ val = mt76_rr(dev, MT_USB_DMA_CFG);
+
+ val |= MT_USB_DMA_CFG_RX_DROP_OR_PADDING;
+ mt76_wr(dev, MT_USB_DMA_CFG, val);
+ val &= ~MT_USB_DMA_CFG_RX_DROP_OR_PADDING;
+ mt76_wr(dev, MT_USB_DMA_CFG, val);
+}
+
+#define RANDOM_WRITE(dev, tab) \
+ mt76x0_write_reg_pairs(dev, MT_MCU_MEMMAP_WLAN, tab, ARRAY_SIZE(tab));
+
+static int mt76x0_init_bbp(struct mt76x0_dev *dev)
+{
+ int ret, i;
+
+ ret = mt76x0_wait_bbp_ready(dev);
+ if (ret)
+ return ret;
+
+ RANDOM_WRITE(dev, mt76x0_bbp_init_tab);
+
+ for (i = 0; i < ARRAY_SIZE(mt76x0_bbp_switch_tab); i++) {
+ const struct mt76x0_bbp_switch_item *item = &mt76x0_bbp_switch_tab[i];
+ const struct mt76_reg_pair *pair = &item->reg_pair;
+
+ if (((RF_G_BAND | RF_BW_20) & item->bw_band) == (RF_G_BAND | RF_BW_20))
+ mt76_wr(dev, pair->reg, pair->value);
+ }
+
+ RANDOM_WRITE(dev, mt76x0_dcoc_tab);
+
+ return 0;
+}
+
+static void
+mt76_init_beacon_offsets(struct mt76x0_dev *dev)
+{
+ u16 base = MT_BEACON_BASE;
+ u32 regs[4] = {};
+ int i;
+
+ for (i = 0; i < 16; i++) {
+ u16 addr = dev->beacon_offsets[i];
+
+ regs[i / 4] |= ((addr - base) / 64) << (8 * (i % 4));
+ }
+
+ for (i = 0; i < 4; i++)
+ mt76_wr(dev, MT_BCN_OFFSET(i), regs[i]);
+}
+
+static void mt76x0_init_mac_registers(struct mt76x0_dev *dev)
+{
+ u32 reg;
+
+ RANDOM_WRITE(dev, common_mac_reg_table);
+
+ mt76_init_beacon_offsets(dev);
+
+ /* Enable PBF and MAC clock SYS_CTRL[11:10] = 0x3 */
+ RANDOM_WRITE(dev, mt76x0_mac_reg_table);
+
+ /* Release BBP and MAC reset MAC_SYS_CTRL[1:0] = 0x0 */
+ reg = mt76_rr(dev, MT_MAC_SYS_CTRL);
+ reg &= ~0x3;
+ mt76_wr(dev, MT_MAC_SYS_CTRL, reg);
+
+ if (is_mt7610e(dev)) {
+ /* Disable COEX_EN */
+ reg = mt76_rr(dev, MT_COEXCFG0);
+ reg &= 0xFFFFFFFE;
+ mt76_wr(dev, MT_COEXCFG0, reg);
+ }
+
+ /* Set 0x141C[15:12]=0xF */
+ reg = mt76_rr(dev, MT_EXT_CCA_CFG);
+ reg |= 0x0000F000;
+ mt76_wr(dev, MT_EXT_CCA_CFG, reg);
+
+ mt76_clear(dev, MT_FCE_L2_STUFF, MT_FCE_L2_STUFF_WR_MPDU_LEN_EN);
+
+ /*
+ TxRing 9 is for Mgmt frame.
+ TxRing 8 is for In-band command frame.
+ WMM_RG0_TXQMA: This register setting is for FCE to define the rule of TxRing 9.
+ WMM_RG1_TXQMA: This register setting is for FCE to define the rule of TxRing 8.
+ */
+ reg = mt76_rr(dev, MT_WMM_CTRL);
+ reg &= ~0x000003FF;
+ reg |= 0x00000201;
+ mt76_wr(dev, MT_WMM_CTRL, reg);
+
+ /* TODO: Probably not needed */
+ mt76_wr(dev, 0x7028, 0);
+ mt76_wr(dev, 0x7010, 0);
+ mt76_wr(dev, 0x7024, 0);
+ msleep(10);
+}
+
+static int mt76x0_init_wcid_mem(struct mt76x0_dev *dev)
+{
+ u32 *vals;
+ int i, ret;
+
+ vals = kmalloc(sizeof(*vals) * N_WCIDS * 2, GFP_KERNEL);
+ if (!vals)
+ return -ENOMEM;
+
+ for (i = 0; i < N_WCIDS; i++) {
+ vals[i * 2] = 0xffffffff;
+ vals[i * 2 + 1] = 0x00ffffff;
+ }
+
+ ret = mt76x0_burst_write_regs(dev, MT_WCID_ADDR_BASE,
+ vals, N_WCIDS * 2);
+ kfree(vals);
+
+ return ret;
+}
+
+static int mt76x0_init_key_mem(struct mt76x0_dev *dev)
+{
+ u32 vals[4] = {};
+
+ return mt76x0_burst_write_regs(dev, MT_SKEY_MODE_BASE_0,
+ vals, ARRAY_SIZE(vals));
+}
+
+static int mt76x0_init_wcid_attr_mem(struct mt76x0_dev *dev)
+{
+ u32 *vals;
+ int i, ret;
+
+ vals = kmalloc(sizeof(*vals) * N_WCIDS * 2, GFP_KERNEL);
+ if (!vals)
+ return -ENOMEM;
+
+ for (i = 0; i < N_WCIDS * 2; i++)
+ vals[i] = 1;
+
+ ret = mt76x0_burst_write_regs(dev, MT_WCID_ATTR_BASE,
+ vals, N_WCIDS * 2);
+ kfree(vals);
+
+ return ret;
+}
+
+static void mt76x0_reset_counters(struct mt76x0_dev *dev)
+{
+ mt76_rr(dev, MT_RX_STA_CNT0);
+ mt76_rr(dev, MT_RX_STA_CNT1);
+ mt76_rr(dev, MT_RX_STA_CNT2);
+ mt76_rr(dev, MT_TX_STA_CNT0);
+ mt76_rr(dev, MT_TX_STA_CNT1);
+ mt76_rr(dev, MT_TX_STA_CNT2);
+}
+
+int mt76x0_mac_start(struct mt76x0_dev *dev)
+{
+ mt76_wr(dev, MT_MAC_SYS_CTRL, MT_MAC_SYS_CTRL_ENABLE_TX);
+
+ if (!mt76_poll(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_TX_DMA_BUSY |
+ MT_WPDMA_GLO_CFG_RX_DMA_BUSY, 0, 200000))
+ return -ETIMEDOUT;
+
+ dev->rxfilter = MT_RX_FILTR_CFG_CRC_ERR |
+ MT_RX_FILTR_CFG_PHY_ERR | MT_RX_FILTR_CFG_PROMISC |
+ MT_RX_FILTR_CFG_VER_ERR | MT_RX_FILTR_CFG_DUP |
+ MT_RX_FILTR_CFG_CFACK | MT_RX_FILTR_CFG_CFEND |
+ MT_RX_FILTR_CFG_ACK | MT_RX_FILTR_CFG_CTS |
+ MT_RX_FILTR_CFG_RTS | MT_RX_FILTR_CFG_PSPOLL |
+ MT_RX_FILTR_CFG_BA | MT_RX_FILTR_CFG_CTRL_RSV;
+ mt76_wr(dev, MT_RX_FILTR_CFG, dev->rxfilter);
+
+ mt76_wr(dev, MT_MAC_SYS_CTRL,
+ MT_MAC_SYS_CTRL_ENABLE_TX | MT_MAC_SYS_CTRL_ENABLE_RX);
+
+ if (!mt76_poll(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_TX_DMA_BUSY |
+ MT_WPDMA_GLO_CFG_RX_DMA_BUSY, 0, 50))
+ return -ETIMEDOUT;
+
+ return 0;
+}
+
+static void mt76x0_mac_stop_hw(struct mt76x0_dev *dev)
+{
+ int i, ok;
+
+ if (test_bit(MT76_REMOVED, &dev->mt76.state))
+ return;
+
+ mt76_clear(dev, MT_BEACON_TIME_CFG, MT_BEACON_TIME_CFG_TIMER_EN |
+ MT_BEACON_TIME_CFG_SYNC_MODE | MT_BEACON_TIME_CFG_TBTT_EN |
+ MT_BEACON_TIME_CFG_BEACON_TX);
+
+ if (!mt76_poll(dev, MT_USB_DMA_CFG, MT_USB_DMA_CFG_TX_BUSY, 0, 1000))
+ dev_warn(dev->mt76.dev, "Warning: TX DMA did not stop!\n");
+
+ /* Page count on TxQ */
+ i = 200;
+ while (i-- && ((mt76_rr(dev, 0x0438) & 0xffffffff) ||
+ (mt76_rr(dev, 0x0a30) & 0x000000ff) ||
+ (mt76_rr(dev, 0x0a34) & 0x00ff00ff)))
+ msleep(10);
+
+ if (!mt76_poll(dev, MT_MAC_STATUS, MT_MAC_STATUS_TX, 0, 1000))
+ dev_warn(dev->mt76.dev, "Warning: MAC TX did not stop!\n");
+
+ mt76_clear(dev, MT_MAC_SYS_CTRL, MT_MAC_SYS_CTRL_ENABLE_RX |
+ MT_MAC_SYS_CTRL_ENABLE_TX);
+
+ /* Page count on RxQ */
+ ok = 0;
+ i = 200;
+ while (i--) {
+ if (!(mt76_rr(dev, MT_RXQ_STA) & 0x00ff0000) &&
+ !mt76_rr(dev, 0x0a30) &&
+ !mt76_rr(dev, 0x0a34)) {
+ if (ok++ > 5)
+ break;
+ continue;
+ }
+ msleep(1);
+ }
+
+ if (!mt76_poll(dev, MT_MAC_STATUS, MT_MAC_STATUS_RX, 0, 1000))
+ dev_warn(dev->mt76.dev, "Warning: MAC RX did not stop!\n");
+
+ if (!mt76_poll(dev, MT_USB_DMA_CFG, MT_USB_DMA_CFG_RX_BUSY, 0, 1000))
+ dev_warn(dev->mt76.dev, "Warning: RX DMA did not stop!\n");
+}
+
+void mt76x0_mac_stop(struct mt76x0_dev *dev)
+{
+ mt76x0_mac_stop_hw(dev);
+ flush_delayed_work(&dev->stat_work);
+ cancel_delayed_work_sync(&dev->stat_work);
+}
+
+static void mt76x0_stop_hardware(struct mt76x0_dev *dev)
+{
+ mt76x0_chip_onoff(dev, false, false);
+}
+
+int mt76x0_init_hardware(struct mt76x0_dev *dev)
+{
+ static const u16 beacon_offsets[16] = {
+ /* 512 byte per beacon */
+ 0xc000, 0xc200, 0xc400, 0xc600,
+ 0xc800, 0xca00, 0xcc00, 0xce00,
+ 0xd000, 0xd200, 0xd400, 0xd600,
+ 0xd800, 0xda00, 0xdc00, 0xde00
+ };
+ int ret;
+
+ dev->beacon_offsets = beacon_offsets;
+
+ mt76x0_chip_onoff(dev, true, true);
+
+ ret = mt76x0_wait_asic_ready(dev);
+ if (ret)
+ goto err;
+ ret = mt76x0_mcu_init(dev);
+ if (ret)
+ goto err;
+
+ if (!mt76_poll_msec(dev, MT_WPDMA_GLO_CFG,
+ MT_WPDMA_GLO_CFG_TX_DMA_BUSY |
+ MT_WPDMA_GLO_CFG_RX_DMA_BUSY, 0, 100)) {
+ ret = -EIO;
+ goto err;
+ }
+
+ /* Wait for ASIC ready after FW load. */
+ ret = mt76x0_wait_asic_ready(dev);
+ if (ret)
+ goto err;
+
+ mt76x0_reset_csr_bbp(dev);
+ mt76x0_init_usb_dma(dev);
+
+ mt76_wr(dev, MT_HEADER_TRANS_CTRL_REG, 0x0);
+ mt76_wr(dev, MT_TSO_CTRL, 0x0);
+
+ ret = mt76x0_mcu_cmd_init(dev);
+ if (ret)
+ goto err;
+ ret = mt76x0_dma_init(dev);
+ if (ret)
+ goto err_mcu;
+
+ mt76x0_init_mac_registers(dev);
+
+ if (!mt76_poll_msec(dev, MT_MAC_STATUS,
+ MT_MAC_STATUS_TX | MT_MAC_STATUS_RX, 0, 1000)) {
+ ret = -EIO;
+ goto err_rx;
+ }
+
+ ret = mt76x0_init_bbp(dev);
+ if (ret)
+ goto err_rx;
+
+ ret = mt76x0_init_wcid_mem(dev);
+ if (ret)
+ goto err_rx;
+ ret = mt76x0_init_key_mem(dev);
+ if (ret)
+ goto err_rx;
+ ret = mt76x0_init_wcid_attr_mem(dev);
+ if (ret)
+ goto err_rx;
+
+ mt76_clear(dev, MT_BEACON_TIME_CFG, (MT_BEACON_TIME_CFG_TIMER_EN |
+ MT_BEACON_TIME_CFG_SYNC_MODE |
+ MT_BEACON_TIME_CFG_TBTT_EN |
+ MT_BEACON_TIME_CFG_BEACON_TX));
+
+ mt76x0_reset_counters(dev);
+
+ mt76_rmw(dev, MT_US_CYC_CFG, MT_US_CYC_CNT, 0x1e);
+
+ mt76_wr(dev, MT_TXOP_CTRL_CFG,
+ FIELD_PREP(MT_TXOP_TRUN_EN, 0x3f) |
+ FIELD_PREP(MT_TXOP_EXT_CCA_DLY, 0x58));
+
+ ret = mt76x0_eeprom_init(dev);
+ if (ret)
+ goto err_rx;
+
+ mt76x0_phy_init(dev);
+ return 0;
+
+err_rx:
+ mt76x0_dma_cleanup(dev);
+err_mcu:
+ mt76x0_mcu_cmd_deinit(dev);
+err:
+ mt76x0_chip_onoff(dev, false, false);
+ return ret;
+}
+
+void mt76x0_cleanup(struct mt76x0_dev *dev)
+{
+ if (!test_and_clear_bit(MT76_STATE_INITIALIZED, &dev->mt76.state))
+ return;
+
+ mt76x0_stop_hardware(dev);
+ mt76x0_dma_cleanup(dev);
+ mt76x0_mcu_cmd_deinit(dev);
+}
+
+struct mt76x0_dev *mt76x0_alloc_device(struct device *pdev)
+{
+ struct ieee80211_hw *hw;
+ struct mt76x0_dev *dev;
+
+ hw = ieee80211_alloc_hw(sizeof(*dev), &mt76x0_ops);
+ if (!hw)
+ return NULL;
+
+ dev = hw->priv;
+ dev->mt76.dev = pdev;
+ dev->mt76.hw = hw;
+ mutex_init(&dev->usb_ctrl_mtx);
+ mutex_init(&dev->reg_atomic_mutex);
+ mutex_init(&dev->hw_atomic_mutex);
+ mutex_init(&dev->mutex);
+ spin_lock_init(&dev->tx_lock);
+ spin_lock_init(&dev->rx_lock);
+ spin_lock_init(&dev->mt76.lock);
+ spin_lock_init(&dev->mac_lock);
+ spin_lock_init(&dev->con_mon_lock);
+ atomic_set(&dev->avg_ampdu_len, 1);
+ skb_queue_head_init(&dev->tx_skb_done);
+
+ dev->stat_wq = alloc_workqueue("mt76x0", WQ_UNBOUND, 0);
+ if (!dev->stat_wq) {
+ ieee80211_free_hw(hw);
+ return NULL;
+ }
+
+ return dev;
+}
+
+#define CHAN2G(_idx, _freq) { \
+ .band = NL80211_BAND_2GHZ, \
+ .center_freq = (_freq), \
+ .hw_value = (_idx), \
+ .max_power = 30, \
+}
+
+static const struct ieee80211_channel mt76_channels_2ghz[] = {
+ CHAN2G(1, 2412),
+ CHAN2G(2, 2417),
+ CHAN2G(3, 2422),
+ CHAN2G(4, 2427),
+ CHAN2G(5, 2432),
+ CHAN2G(6, 2437),
+ CHAN2G(7, 2442),
+ CHAN2G(8, 2447),
+ CHAN2G(9, 2452),
+ CHAN2G(10, 2457),
+ CHAN2G(11, 2462),
+ CHAN2G(12, 2467),
+ CHAN2G(13, 2472),
+ CHAN2G(14, 2484),
+};
+
+#define CHAN5G(_idx, _freq) { \
+ .band = NL80211_BAND_5GHZ, \
+ .center_freq = (_freq), \
+ .hw_value = (_idx), \
+ .max_power = 30, \
+}
+
+static const struct ieee80211_channel mt76_channels_5ghz[] = {
+ CHAN5G(36, 5180),
+ CHAN5G(40, 5200),
+ CHAN5G(44, 5220),
+ CHAN5G(46, 5230),
+ CHAN5G(48, 5240),
+ CHAN5G(52, 5260),
+ CHAN5G(56, 5280),
+ CHAN5G(60, 5300),
+ CHAN5G(64, 5320),
+
+ CHAN5G(100, 5500),
+ CHAN5G(104, 5520),
+ CHAN5G(108, 5540),
+ CHAN5G(112, 5560),
+ CHAN5G(116, 5580),
+ CHAN5G(120, 5600),
+ CHAN5G(124, 5620),
+ CHAN5G(128, 5640),
+ CHAN5G(132, 5660),
+ CHAN5G(136, 5680),
+ CHAN5G(140, 5700),
+};
+
+#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) | (8 + _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 mt76_rates[] = {
+ CCK_RATE(0, 10),
+ CCK_RATE(1, 20),
+ CCK_RATE(2, 55),
+ CCK_RATE(3, 110),
+ OFDM_RATE(0, 60),
+ OFDM_RATE(1, 90),
+ OFDM_RATE(2, 120),
+ OFDM_RATE(3, 180),
+ OFDM_RATE(4, 240),
+ OFDM_RATE(5, 360),
+ OFDM_RATE(6, 480),
+ OFDM_RATE(7, 540),
+};
+
+static int
+mt76_init_sband(struct mt76x0_dev *dev, struct ieee80211_supported_band *sband,
+ const struct ieee80211_channel *chan, int n_chan,
+ struct ieee80211_rate *rates, int n_rates)
+{
+ struct ieee80211_sta_ht_cap *ht_cap;
+ void *chanlist;
+ int size;
+
+ size = n_chan * sizeof(*chan);
+ chanlist = devm_kmemdup(dev->mt76.dev, chan, size, GFP_KERNEL);
+ if (!chanlist)
+ return -ENOMEM;
+
+ sband->channels = chanlist;
+ sband->n_channels = n_chan;
+ sband->bitrates = rates;
+ sband->n_bitrates = n_rates;
+
+ ht_cap = &sband->ht_cap;
+ ht_cap->ht_supported = true;
+ ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
+ IEEE80211_HT_CAP_GRN_FLD |
+ IEEE80211_HT_CAP_SGI_20 |
+ IEEE80211_HT_CAP_SGI_40 |
+ (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
+
+ ht_cap->mcs.rx_mask[0] = 0xff;
+ ht_cap->mcs.rx_mask[4] = 0x1;
+ ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
+ ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
+ ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_2;
+
+ return 0;
+}
+
+static int
+mt76_init_sband_2g(struct mt76x0_dev *dev)
+{
+ dev->mt76.hw->wiphy->bands[NL80211_BAND_2GHZ] = &dev->mt76.sband_2g.sband;
+
+ WARN_ON(dev->ee->reg.start - 1 + dev->ee->reg.num >
+ ARRAY_SIZE(mt76_channels_2ghz));
+
+
+ return mt76_init_sband(dev, &dev->mt76.sband_2g.sband,
+ mt76_channels_2ghz, ARRAY_SIZE(mt76_channels_2ghz),
+ mt76_rates, ARRAY_SIZE(mt76_rates));
+}
+
+static int
+mt76_init_sband_5g(struct mt76x0_dev *dev)
+{
+ dev->mt76.hw->wiphy->bands[NL80211_BAND_5GHZ] = &dev->mt76.sband_5g.sband;
+
+ return mt76_init_sband(dev, &dev->mt76.sband_5g.sband,
+ mt76_channels_5ghz, ARRAY_SIZE(mt76_channels_5ghz),
+ mt76_rates + 4, ARRAY_SIZE(mt76_rates) - 4);
+}
+
+
+int mt76x0_register_device(struct mt76x0_dev *dev)
+{
+ struct ieee80211_hw *hw = dev->mt76.hw;
+ struct wiphy *wiphy = hw->wiphy;
+ int ret;
+
+ /* Reserve WCID 0 for mcast - thanks to this APs WCID will go to
+ * entry no. 1 like it does in the vendor driver.
+ */
+ dev->wcid_mask[0] |= 1;
+
+ /* init fake wcid for monitor interfaces */
+ dev->mon_wcid = devm_kmalloc(dev->mt76.dev, sizeof(*dev->mon_wcid),
+ GFP_KERNEL);
+ if (!dev->mon_wcid)
+ return -ENOMEM;
+ dev->mon_wcid->idx = 0xff;
+ dev->mon_wcid->hw_key_idx = -1;
+
+ SET_IEEE80211_DEV(hw, dev->mt76.dev);
+
+ hw->queues = 4;
+ ieee80211_hw_set(hw, SIGNAL_DBM);
+ ieee80211_hw_set(hw, PS_NULLFUNC_STACK);
+ ieee80211_hw_set(hw, SUPPORTS_HT_CCK_RATES);
+ ieee80211_hw_set(hw, AMPDU_AGGREGATION);
+ ieee80211_hw_set(hw, SUPPORTS_RC_TABLE);
+ hw->max_rates = 1;
+ hw->max_report_rates = 7;
+ hw->max_rate_tries = 1;
+
+ hw->sta_data_size = sizeof(struct mt76_sta);
+ hw->vif_data_size = sizeof(struct mt76_vif);
+
+ SET_IEEE80211_PERM_ADDR(hw, dev->macaddr);
+
+ wiphy->features |= NL80211_FEATURE_ACTIVE_MONITOR;
+ wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
+
+ if (dev->ee->has_2ghz) {
+ ret = mt76_init_sband_2g(dev);
+ if (ret)
+ return ret;
+ }
+
+ if (dev->ee->has_5ghz) {
+ ret = mt76_init_sband_5g(dev);
+ if (ret)
+ return ret;
+ }
+
+ dev->mt76.chandef.chan = &dev->mt76.sband_2g.sband.channels[0];
+
+ INIT_DELAYED_WORK(&dev->mac_work, mt76x0_mac_work);
+ INIT_DELAYED_WORK(&dev->stat_work, mt76x0_tx_stat);
+
+ ret = ieee80211_register_hw(hw);
+ if (ret)
+ return ret;
+
+ mt76x0_init_debugfs(dev);
+
+ return 0;
+}
new file mode 100644
@@ -0,0 +1,282 @@
+/*
+ * (c) Copyright 2002-2010, Ralink Technology, Inc.
+ * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
+ * Copyright (C) 2018 Stanislaw Gruszka <stf_xl@wp.pl>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __MT76X0U_INITVALS_H
+#define __MT76X0U_INITVALS_H
+
+#include "phy.h"
+
+static const struct mt76_reg_pair common_mac_reg_table[] = {
+#if 1
+ {MT_BCN_OFFSET(0), 0xf8f0e8e0}, /* 0x3800(e0), 0x3A00(e8), 0x3C00(f0), 0x3E00(f8), 512B for each beacon */
+ {MT_BCN_OFFSET(1), 0x6f77d0c8}, /* 0x3200(c8), 0x3400(d0), 0x1DC0(77), 0x1BC0(6f), 512B for each beacon */
+#endif
+
+ {MT_LEGACY_BASIC_RATE, 0x0000013f}, /* Basic rate set bitmap*/
+ {MT_HT_BASIC_RATE, 0x00008003}, /* Basic HT rate set , 20M, MCS=3, MM. Format is the same as in TXWI.*/
+ {MT_MAC_SYS_CTRL, 0x00}, /* 0x1004, , default Disable RX*/
+ {MT_RX_FILTR_CFG, 0x17f97}, /*0x1400 , RX filter control, */
+ {MT_BKOFF_SLOT_CFG, 0x209}, /* default set short slot time, CC_DELAY_TIME should be 2 */
+ /*{TX_SW_CFG0, 0x40a06}, Gary,2006-08-23 */
+ {MT_TX_SW_CFG0, 0x0}, /* Gary,2008-05-21 for CWC test */
+ {MT_TX_SW_CFG1, 0x80606}, /* Gary,2006-08-23 */
+ {MT_TX_LINK_CFG, 0x1020}, /* Gary,2006-08-23 */
+ /*{TX_TIMEOUT_CFG, 0x00182090}, CCK has some problem. So increase timieout value. 2006-10-09 MArvek RT*/
+ {MT_TX_TIMEOUT_CFG, 0x000a2090}, /* CCK has some problem. So increase timieout value. 2006-10-09 MArvek RT , Modify for 2860E ,2007-08-01*/
+ {MT_MAX_LEN_CFG, 0xa0fff | 0x00001000}, /* 0x3018, MAX frame length. Max PSDU = 16kbytes.*/
+ {MT_LED_CFG, 0x7f031e46}, /* Gary, 2006-08-23*/
+
+ {MT_PBF_TX_MAX_PCNT, 0x1fbf1f1f /*0xbfbf3f1f*/},
+ {MT_PBF_RX_MAX_PCNT, 0x9f},
+
+ /*{TX_RTY_CFG, 0x6bb80408}, Jan, 2006/11/16*/
+/* WMM_ACM_SUPPORT */
+/* {TX_RTY_CFG, 0x6bb80101}, sample*/
+ {MT_TX_RETRY_CFG, 0x47d01f0f}, /* Jan, 2006/11/16, Set TxWI->ACK =0 in Probe Rsp Modify for 2860E ,2007-08-03*/
+
+ {MT_AUTO_RSP_CFG, 0x00000013}, /* Initial Auto_Responder, because QA will turn off Auto-Responder*/
+ {MT_CCK_PROT_CFG, 0x05740003 /*0x01740003*/}, /* Initial Auto_Responder, because QA will turn off Auto-Responder. And RTS threshold is enabled. */
+ {MT_OFDM_PROT_CFG, 0x05740003 /*0x01740003*/}, /* Initial Auto_Responder, because QA will turn off Auto-Responder. And RTS threshold is enabled. */
+ {MT_PBF_CFG, 0xf40006}, /* Only enable Queue 2*/
+ {MT_MM40_PROT_CFG, 0x3F44084}, /* Initial Auto_Responder, because QA will turn off Auto-Responder*/
+ {MT_WPDMA_GLO_CFG, 0x00000030},
+ {MT_GF20_PROT_CFG, 0x01744004}, /* set 19:18 --> Short NAV for MIMO PS*/
+ {MT_GF40_PROT_CFG, 0x03F44084},
+ {MT_MM20_PROT_CFG, 0x01744004},
+ {MT_TXOP_CTRL_CFG, 0x0000583f, /*0x0000243f*/ /*0x000024bf*/}, /*Extension channel backoff.*/
+ {MT_TX_RTS_CFG, 0x00092b20},
+
+ {MT_EXP_ACK_TIME, 0x002400ca}, /* default value */
+ {MT_TXOP_HLDR_ET, 0x00000002},
+
+ /* Jerry comments 2008/01/16: we use SIFS = 10us in CCK defaultly, but it seems that 10us
+ is too small for INTEL 2200bg card, so in MBSS mode, the delta time between beacon0
+ and beacon1 is SIFS (10us), so if INTEL 2200bg card connects to BSS0, the ping
+ will always lost. So we change the SIFS of CCK from 10us to 16us. */
+ {MT_XIFS_TIME_CFG, 0x33a41010},
+ {MT_PWR_PIN_CFG, 0x00000000},
+};
+
+static const struct mt76_reg_pair mt76x0_mac_reg_table[] = {
+ /* {MT_IOCFG_6, 0xA0040080 }, */
+ {MT_PBF_SYS_CTRL, 0x00080c00 },
+ {MT_PBF_CFG, 0x77723c1f },
+ {MT_FCE_PSE_CTRL, 0x00000001 },
+
+ {MT_AMPDU_MAX_LEN_20M1S, 0xBAA99887 },
+
+ /* Delay bb_tx_pe for proper tx_mcs_pwr update */
+ {MT_TX_SW_CFG0, 0x00000601 },
+
+ /* Set rf_tx_pe deassert time to 1us by Chee's comment @MT7650_CR_setting_1018.xlsx */
+ {MT_TX_SW_CFG1, 0x00040000 },
+ {MT_TX_SW_CFG2, 0x00000000 },
+
+ /* disable Tx info report */
+ {0xa44, 0x0000000 },
+
+ {MT_HEADER_TRANS_CTRL_REG, 0x0},
+ {MT_TSO_CTRL, 0x0},
+
+ /* BB_PA_MODE_CFG0(0x1214) Keep default value @20120903 */
+ {MT_BB_PA_MODE_CFG1, 0x00500055},
+
+ /* RF_PA_MODE_CFG0(0x121C) Keep default value @20120903 */
+ {MT_RF_PA_MODE_CFG1, 0x00500055},
+
+ {MT_TX_ALC_CFG_0, 0x2F2F000C},
+ {MT_TX0_BB_GAIN_ATTEN, 0x00000000}, /* set BBP atten gain = 0 */
+
+ {MT_TX_PWR_CFG_0, 0x3A3A3A3A},
+ {MT_TX_PWR_CFG_1, 0x3A3A3A3A},
+ {MT_TX_PWR_CFG_2, 0x3A3A3A3A},
+ {MT_TX_PWR_CFG_3, 0x3A3A3A3A},
+ {MT_TX_PWR_CFG_4, 0x3A3A3A3A},
+ {MT_TX_PWR_CFG_7, 0x3A3A3A3A},
+ {MT_TX_PWR_CFG_8, 0x3A},
+ {MT_TX_PWR_CFG_9, 0x3A},
+ /* Enable Tx length > 4095 byte */
+ {0x150C, 0x00000002},
+
+ /* Disable bt_abort_tx_en(0x1238[21] = 0) which is not used at MT7650 */
+ {0x1238, 0x001700C8},
+ /* PMU_OCLEVEL<5:1> from default <5'b10010> to <5'b11011> for normal driver */
+ /* {MT_LDO_CTRL_0, 0x00A647B6}, */
+
+ /* Default LDO_DIG supply 1.26V, change to 1.2V */
+ {MT_LDO_CTRL_1, 0x6B006464 },
+/*
+ {MT_HT_BASIC_RATE, 0x00004003 },
+ {MT_HT_CTRL_CFG, 0x000001FF },
+*/
+};
+
+
+static const struct mt76_reg_pair mt76x0_bbp_init_tab[] = {
+ {MT_BBP(CORE, 1), 0x00000002},
+ {MT_BBP(CORE, 4), 0x00000000},
+ {MT_BBP(CORE, 24), 0x00000000},
+ {MT_BBP(CORE, 32), 0x4003000a},
+ {MT_BBP(CORE, 42), 0x00000000},
+ {MT_BBP(CORE, 44), 0x00000000},
+
+ {MT_BBP(IBI, 11), 0x00000080},
+
+ /*
+ 0x2300[5] Default Antenna:
+ 0 for WIFI main antenna
+ 1 for WIFI aux antenna
+
+ */
+ {MT_BBP(AGC, 0), 0x00021400},
+ {MT_BBP(AGC, 1), 0x00000003},
+ {MT_BBP(AGC, 2), 0x003A6464},
+ {MT_BBP(AGC, 15), 0x88A28CB8},
+ {MT_BBP(AGC, 22), 0x00001E21},
+ {MT_BBP(AGC, 23), 0x0000272C},
+ {MT_BBP(AGC, 24), 0x00002F3A},
+ {MT_BBP(AGC, 25), 0x8000005A},
+ {MT_BBP(AGC, 26), 0x007C2005},
+ {MT_BBP(AGC, 34), 0x000A0C0C},
+ {MT_BBP(AGC, 37), 0x2121262C},
+ {MT_BBP(AGC, 41), 0x38383E45},
+ {MT_BBP(AGC, 57), 0x00001010},
+ {MT_BBP(AGC, 59), 0xBAA20E96},
+ {MT_BBP(AGC, 63), 0x00000001},
+
+ {MT_BBP(TXC, 0), 0x00280403},
+ {MT_BBP(TXC, 1), 0x00000000},
+
+ {MT_BBP(RXC, 1), 0x00000012},
+ {MT_BBP(RXC, 2), 0x00000011},
+ {MT_BBP(RXC, 3), 0x00000005},
+ {MT_BBP(RXC, 4), 0x00000000},
+ {MT_BBP(RXC, 5), 0xF977C4EC},
+ {MT_BBP(RXC, 7), 0x00000090},
+
+ {MT_BBP(TXO, 8), 0x00000000},
+
+ {MT_BBP(TXBE, 0), 0x00000000},
+ {MT_BBP(TXBE, 4), 0x00000004},
+ {MT_BBP(TXBE, 6), 0x00000000},
+ {MT_BBP(TXBE, 8), 0x00000014},
+ {MT_BBP(TXBE, 9), 0x20000000},
+ {MT_BBP(TXBE, 10), 0x00000000},
+ {MT_BBP(TXBE, 12), 0x00000000},
+ {MT_BBP(TXBE, 13), 0x00000000},
+ {MT_BBP(TXBE, 14), 0x00000000},
+ {MT_BBP(TXBE, 15), 0x00000000},
+ {MT_BBP(TXBE, 16), 0x00000000},
+ {MT_BBP(TXBE, 17), 0x00000000},
+
+ {MT_BBP(RXFE, 1), 0x00008800}, /* Add for E3 */
+ {MT_BBP(RXFE, 3), 0x00000000},
+ {MT_BBP(RXFE, 4), 0x00000000},
+
+ {MT_BBP(RXO, 13), 0x00000092},
+ {MT_BBP(RXO, 14), 0x00060612},
+ {MT_BBP(RXO, 15), 0xC8321B18},
+ {MT_BBP(RXO, 16), 0x0000001E},
+ {MT_BBP(RXO, 17), 0x00000000},
+ {MT_BBP(RXO, 18), 0xCC00A993},
+ {MT_BBP(RXO, 19), 0xB9CB9CB9},
+ {MT_BBP(RXO, 20), 0x26c00057},
+ {MT_BBP(RXO, 21), 0x00000001},
+ {MT_BBP(RXO, 24), 0x00000006},
+};
+
+static const struct mt76x0_bbp_switch_item mt76x0_bbp_switch_tab[] = {
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 8), 0x0E344EF0}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 8), 0x122C54F2}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 14), 0x310F2E39}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 14), 0x310F2A3F}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 32), 0x00003230}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 32), 0x0000181C}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 33), 0x00003240}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 33), 0x00003218}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 35), 0x11112016}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 35), 0x11112016}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(RXO, 28), 0x0000008A}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(RXO, 28), 0x0000008A}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 4), 0x1FEDA049}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 4), 0x1FECA054}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 6), 0x00000045}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 6), 0x0000000A}},
+
+ {RF_G_BAND | RF_BW_20, {MT_BBP(AGC, 12), 0x05052879}},
+ {RF_G_BAND | RF_BW_40, {MT_BBP(AGC, 12), 0x050528F9}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 12), 0x050528F9}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 13), 0x35050004}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 13), 0x2C3A0406}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 27), 0x000000E1}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 27), 0x000000EC}},
+
+ {RF_G_BAND | RF_BW_20, {MT_BBP(AGC, 28), 0x00060806}},
+ {RF_G_BAND | RF_BW_40, {MT_BBP(AGC, 28), 0x00050806}},
+ {RF_A_BAND | RF_BW_40, {MT_BBP(AGC, 28), 0x00060801}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_80, {MT_BBP(AGC, 28), 0x00060806}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 31), 0x00000F23}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 31), 0x00000F13}},
+
+ {RF_G_BAND | RF_BW_20, {MT_BBP(AGC, 39), 0x2A2A3036}},
+ {RF_G_BAND | RF_BW_40, {MT_BBP(AGC, 39), 0x2A2A2C36}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 39), 0x2A2A3036}},
+ {RF_A_BAND | RF_BW_80, {MT_BBP(AGC, 39), 0x2A2A2A36}},
+
+ {RF_G_BAND | RF_BW_20, {MT_BBP(AGC, 43), 0x27273438}},
+ {RF_G_BAND | RF_BW_40, {MT_BBP(AGC, 43), 0x27272D38}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 43), 0x27272B30}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 51), 0x17171C1C}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 51), 0xFFFFFFFF}},
+
+ {RF_G_BAND | RF_BW_20, {MT_BBP(AGC, 53), 0x26262A2F}},
+ {RF_G_BAND | RF_BW_40, {MT_BBP(AGC, 53), 0x2626322F}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 53), 0xFFFFFFFF}},
+
+ {RF_G_BAND | RF_BW_20, {MT_BBP(AGC, 55), 0x40404E58}},
+ {RF_G_BAND | RF_BW_40, {MT_BBP(AGC, 55), 0x40405858}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 55), 0xFFFFFFFF}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(AGC, 58), 0x00001010}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(AGC, 58), 0x00000000}},
+
+ {RF_G_BAND | RF_BW_20 | RF_BW_40, {MT_BBP(RXFE, 0), 0x3D5000E0}},
+ {RF_A_BAND | RF_BW_20 | RF_BW_40 | RF_BW_80, {MT_BBP(RXFE, 0), 0x895000E0}},
+};
+
+static const struct mt76_reg_pair mt76x0_dcoc_tab[] = {
+ {MT_BBP(CAL, 47), 0x000010F0 },
+ {MT_BBP(CAL, 48), 0x00008080 },
+ {MT_BBP(CAL, 49), 0x00000F07 },
+ {MT_BBP(CAL, 50), 0x00000040 },
+ {MT_BBP(CAL, 51), 0x00000404 },
+ {MT_BBP(CAL, 52), 0x00080803 },
+ {MT_BBP(CAL, 53), 0x00000704 },
+ {MT_BBP(CAL, 54), 0x00002828 },
+ {MT_BBP(CAL, 55), 0x00005050 },
+};
+
+#endif
Add init files of mt76x0 driver. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> --- drivers/net/wireless/mediatek/mt76/mt76x0/init.c | 720 +++++++++++++++++++++ .../net/wireless/mediatek/mt76/mt76x0/initvals.h | 282 ++++++++ 2 files changed, 1002 insertions(+) create mode 100644 drivers/net/wireless/mediatek/mt76/mt76x0/init.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h