[][MAC80211][Change MT76 Makefile and add bersa support]
[Description]
Change MT76 Makefile and add bersa support
[Release-log]
N/A
Change-Id: Iecb0e9968c8e212a6ab92698c84d2e3a56dbd65b
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5809192
diff --git a/autobuild_mac80211_release/mt7986_bersa_mac80211/package/kernel/mt76/src/mt7615/testmode.c b/autobuild_mac80211_release/mt7986_bersa_mac80211/package/kernel/mt76/src/mt7615/testmode.c
new file mode 100644
index 0000000..a3d1cfa
--- /dev/null
+++ b/autobuild_mac80211_release/mt7986_bersa_mac80211/package/kernel/mt76/src/mt7615/testmode.c
@@ -0,0 +1,376 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 Felix Fietkau <nbd@nbd.name> */
+
+#include "mt7615.h"
+#include "eeprom.h"
+#include "mcu.h"
+
+enum {
+ TM_CHANGED_TXPOWER_CTRL,
+ TM_CHANGED_TXPOWER,
+ TM_CHANGED_FREQ_OFFSET,
+
+ /* must be last */
+ NUM_TM_CHANGED
+};
+
+
+static const u8 tm_change_map[] = {
+ [TM_CHANGED_TXPOWER_CTRL] = MT76_TM_ATTR_TX_POWER_CONTROL,
+ [TM_CHANGED_TXPOWER] = MT76_TM_ATTR_TX_POWER,
+ [TM_CHANGED_FREQ_OFFSET] = MT76_TM_ATTR_FREQ_OFFSET,
+};
+
+static const u32 reg_backup_list[] = {
+ MT_WF_PHY_RFINTF3_0(0),
+ MT_WF_PHY_RFINTF3_0(1),
+ MT_WF_PHY_RFINTF3_0(2),
+ MT_WF_PHY_RFINTF3_0(3),
+ MT_ANT_SWITCH_CON(2),
+ MT_ANT_SWITCH_CON(3),
+ MT_ANT_SWITCH_CON(4),
+ MT_ANT_SWITCH_CON(6),
+ MT_ANT_SWITCH_CON(7),
+ MT_ANT_SWITCH_CON(8),
+};
+
+static const struct {
+ u16 wf;
+ u16 reg;
+} rf_backup_list[] = {
+ { 0, 0x48 },
+ { 1, 0x48 },
+ { 2, 0x48 },
+ { 3, 0x48 },
+};
+
+static int
+mt7615_tm_set_tx_power(struct mt7615_phy *phy)
+{
+ struct mt7615_dev *dev = phy->dev;
+ struct mt76_phy *mphy = phy->mt76;
+ int i, ret, n_chains = hweight8(mphy->antenna_mask);
+ struct cfg80211_chan_def *chandef = &mphy->chandef;
+ int freq = chandef->center_freq1, len, target_chains;
+ u8 *data, *eep = (u8 *)dev->mt76.eeprom.data;
+ enum nl80211_band band = chandef->chan->band;
+ struct sk_buff *skb;
+ struct {
+ u8 center_chan;
+ u8 dbdc_idx;
+ u8 band;
+ u8 rsv;
+ } __packed req_hdr = {
+ .center_chan = ieee80211_frequency_to_channel(freq),
+ .band = band,
+ .dbdc_idx = phy != &dev->phy,
+ };
+ u8 *tx_power = NULL;
+
+ if (mphy->test.state != MT76_TM_STATE_OFF)
+ tx_power = mphy->test.tx_power;
+
+ len = MT7615_EE_MAX - MT_EE_NIC_CONF_0;
+ skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req_hdr) + len);
+ if (!skb)
+ return -ENOMEM;
+
+ skb_put_data(skb, &req_hdr, sizeof(req_hdr));
+ data = skb_put_data(skb, eep + MT_EE_NIC_CONF_0, len);
+
+ target_chains = mt7615_ext_pa_enabled(dev, band) ? 1 : n_chains;
+ for (i = 0; i < target_chains; i++) {
+ ret = mt7615_eeprom_get_target_power_index(dev, chandef->chan, i);
+ if (ret < 0) {
+ dev_kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ if (tx_power && tx_power[i])
+ data[ret - MT_EE_NIC_CONF_0] = tx_power[i];
+ }
+
+ return mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD(SET_TX_POWER_CTRL), false);
+}
+
+static void
+mt7615_tm_reg_backup_restore(struct mt7615_phy *phy)
+{
+ struct mt7615_dev *dev = phy->dev;
+ u32 *b = phy->test.reg_backup;
+ int n_regs = ARRAY_SIZE(reg_backup_list);
+ int n_rf_regs = ARRAY_SIZE(rf_backup_list);
+ int i;
+
+ if (phy->mt76->test.state == MT76_TM_STATE_OFF) {
+ for (i = 0; i < n_regs; i++)
+ mt76_wr(dev, reg_backup_list[i], b[i]);
+
+ for (i = 0; i < n_rf_regs; i++)
+ mt7615_rf_wr(dev, rf_backup_list[i].wf,
+ rf_backup_list[i].reg, b[n_regs + i]);
+ return;
+ }
+
+ if (b)
+ return;
+
+ b = devm_kzalloc(dev->mt76.dev, 4 * (n_regs + n_rf_regs),
+ GFP_KERNEL);
+ if (!b)
+ return;
+
+ phy->test.reg_backup = b;
+ for (i = 0; i < n_regs; i++)
+ b[i] = mt76_rr(dev, reg_backup_list[i]);
+ for (i = 0; i < n_rf_regs; i++)
+ b[n_regs + i] = mt7615_rf_rr(dev, rf_backup_list[i].wf,
+ rf_backup_list[i].reg);
+}
+
+static void
+mt7615_tm_init(struct mt7615_phy *phy)
+{
+ struct mt7615_dev *dev = phy->dev;
+ unsigned int total_flags = ~0;
+
+ if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state))
+ return;
+
+ mt7615_mcu_set_sku_en(phy, phy->mt76->test.state == MT76_TM_STATE_OFF);
+
+ mutex_unlock(&dev->mt76.mutex);
+ mt7615_set_channel(phy);
+ mt7615_ops.configure_filter(phy->mt76->hw, 0, &total_flags, 0);
+ mutex_lock(&dev->mt76.mutex);
+
+ mt7615_tm_reg_backup_restore(phy);
+}
+
+static void
+mt7615_tm_set_rx_enable(struct mt7615_dev *dev, bool en)
+{
+ u32 rqcr_mask = (MT_ARB_RQCR_RX_START |
+ MT_ARB_RQCR_RXV_START |
+ MT_ARB_RQCR_RXV_R_EN |
+ MT_ARB_RQCR_RXV_T_EN) *
+ (BIT(0) | BIT(MT_ARB_RQCR_BAND_SHIFT));
+
+ if (en) {
+ mt76_clear(dev, MT_ARB_SCR,
+ MT_ARB_SCR_RX0_DISABLE | MT_ARB_SCR_RX1_DISABLE);
+ mt76_set(dev, MT_ARB_RQCR, rqcr_mask);
+ } else {
+ mt76_set(dev, MT_ARB_SCR,
+ MT_ARB_SCR_RX0_DISABLE | MT_ARB_SCR_RX1_DISABLE);
+ mt76_clear(dev, MT_ARB_RQCR, rqcr_mask);
+ }
+}
+
+static void
+mt7615_tm_set_tx_antenna(struct mt7615_phy *phy, bool en)
+{
+ struct mt7615_dev *dev = phy->dev;
+ struct mt76_testmode_data *td = &phy->mt76->test;
+ u8 mask = td->tx_antenna_mask;
+ int i;
+
+ if (!mask)
+ return;
+
+ if (!en)
+ mask = phy->mt76->chainmask;
+
+ for (i = 0; i < 4; i++) {
+ mt76_rmw_field(dev, MT_WF_PHY_RFINTF3_0(i),
+ MT_WF_PHY_RFINTF3_0_ANT,
+ (mask & BIT(i)) ? 0 : 0xa);
+ }
+
+ /* 2.4 GHz band */
+ mt76_rmw_field(dev, MT_ANT_SWITCH_CON(3), MT_ANT_SWITCH_CON_MODE(0),
+ (mask & BIT(0)) ? 0x8 : 0x1b);
+ mt76_rmw_field(dev, MT_ANT_SWITCH_CON(4), MT_ANT_SWITCH_CON_MODE(2),
+ (mask & BIT(1)) ? 0xe : 0x1b);
+ mt76_rmw_field(dev, MT_ANT_SWITCH_CON(6), MT_ANT_SWITCH_CON_MODE1(0),
+ (mask & BIT(2)) ? 0x0 : 0xf);
+ mt76_rmw_field(dev, MT_ANT_SWITCH_CON(7), MT_ANT_SWITCH_CON_MODE1(2),
+ (mask & BIT(3)) ? 0x6 : 0xf);
+
+ /* 5 GHz band */
+ mt76_rmw_field(dev, MT_ANT_SWITCH_CON(4), MT_ANT_SWITCH_CON_MODE(1),
+ (mask & BIT(0)) ? 0xd : 0x1b);
+ mt76_rmw_field(dev, MT_ANT_SWITCH_CON(2), MT_ANT_SWITCH_CON_MODE(3),
+ (mask & BIT(1)) ? 0x13 : 0x1b);
+ mt76_rmw_field(dev, MT_ANT_SWITCH_CON(7), MT_ANT_SWITCH_CON_MODE1(1),
+ (mask & BIT(2)) ? 0x5 : 0xf);
+ mt76_rmw_field(dev, MT_ANT_SWITCH_CON(8), MT_ANT_SWITCH_CON_MODE1(3),
+ (mask & BIT(3)) ? 0xb : 0xf);
+
+ for (i = 0; i < 4; i++) {
+ u32 val;
+
+ val = mt7615_rf_rr(dev, i, 0x48);
+ val &= ~(0x3ff << 20);
+ if (mask & BIT(i))
+ val |= 3 << 20;
+ else
+ val |= (2 << 28) | (2 << 26) | (8 << 20);
+ mt7615_rf_wr(dev, i, 0x48, val);
+ }
+}
+
+static void
+mt7615_tm_set_tx_frames(struct mt7615_phy *phy, bool en)
+{
+ struct mt7615_dev *dev = phy->dev;
+ struct ieee80211_tx_info *info;
+ struct sk_buff *skb = phy->mt76->test.tx_skb;
+
+ mt7615_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH));
+ mt7615_tm_set_tx_antenna(phy, en);
+ mt7615_tm_set_rx_enable(dev, !en);
+ if (!en || !skb)
+ return;
+
+ info = IEEE80211_SKB_CB(skb);
+ info->control.vif = phy->monitor_vif;
+}
+
+static void
+mt7615_tm_update_params(struct mt7615_phy *phy, u32 changed)
+{
+ struct mt7615_dev *dev = phy->dev;
+ struct mt76_testmode_data *td = &phy->mt76->test;
+ bool en = phy->mt76->test.state != MT76_TM_STATE_OFF;
+
+ if (changed & BIT(TM_CHANGED_TXPOWER_CTRL))
+ mt7615_mcu_set_test_param(dev, MCU_ATE_SET_TX_POWER_CONTROL,
+ en, en && td->tx_power_control);
+ if (changed & BIT(TM_CHANGED_FREQ_OFFSET))
+ mt7615_mcu_set_test_param(dev, MCU_ATE_SET_FREQ_OFFSET,
+ en, en ? td->freq_offset : 0);
+ if (changed & BIT(TM_CHANGED_TXPOWER))
+ mt7615_tm_set_tx_power(phy);
+}
+
+static int
+mt7615_tm_set_state(struct mt76_phy *mphy, enum mt76_testmode_state state)
+{
+ struct mt7615_phy *phy = mphy->priv;
+ struct mt76_testmode_data *td = &mphy->test;
+ enum mt76_testmode_state prev_state = td->state;
+
+ mphy->test.state = state;
+
+ if (prev_state == MT76_TM_STATE_TX_FRAMES)
+ mt7615_tm_set_tx_frames(phy, false);
+ else if (state == MT76_TM_STATE_TX_FRAMES)
+ mt7615_tm_set_tx_frames(phy, true);
+
+ if (state <= MT76_TM_STATE_IDLE)
+ mt7615_tm_init(phy);
+
+ if ((state == MT76_TM_STATE_IDLE &&
+ prev_state == MT76_TM_STATE_OFF) ||
+ (state == MT76_TM_STATE_OFF &&
+ prev_state == MT76_TM_STATE_IDLE)) {
+ u32 changed = 0;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(tm_change_map); i++) {
+ u16 cur = tm_change_map[i];
+
+ if (td->param_set[cur / 32] & BIT(cur % 32))
+ changed |= BIT(i);
+ }
+
+ mt7615_tm_update_params(phy, changed);
+ }
+
+ return 0;
+}
+
+static int
+mt7615_tm_set_params(struct mt76_phy *mphy, struct nlattr **tb,
+ enum mt76_testmode_state new_state)
+{
+ struct mt76_testmode_data *td = &mphy->test;
+ struct mt7615_phy *phy = mphy->priv;
+ u32 changed = 0;
+ int i;
+
+ BUILD_BUG_ON(NUM_TM_CHANGED >= 32);
+
+ if (new_state == MT76_TM_STATE_OFF ||
+ td->state == MT76_TM_STATE_OFF)
+ return 0;
+
+ if (td->tx_antenna_mask & ~mphy->chainmask)
+ return -EINVAL;
+
+ for (i = 0; i < ARRAY_SIZE(tm_change_map); i++) {
+ if (tb[tm_change_map[i]])
+ changed |= BIT(i);
+ }
+
+ mt7615_tm_update_params(phy, changed);
+
+ return 0;
+}
+
+static int
+mt7615_tm_dump_stats(struct mt76_phy *mphy, struct sk_buff *msg)
+{
+ struct mt7615_phy *phy = mphy->priv;
+ void *rx, *rssi;
+ int i;
+
+ rx = nla_nest_start(msg, MT76_TM_STATS_ATTR_LAST_RX);
+ if (!rx)
+ return -ENOMEM;
+
+ if (nla_put_s32(msg, MT76_TM_RX_ATTR_FREQ_OFFSET, phy->test.last_freq_offset))
+ return -ENOMEM;
+
+ rssi = nla_nest_start(msg, MT76_TM_RX_ATTR_RCPI);
+ if (!rssi)
+ return -ENOMEM;
+
+ for (i = 0; i < ARRAY_SIZE(phy->test.last_rcpi); i++)
+ if (nla_put_u8(msg, i, phy->test.last_rcpi[i]))
+ return -ENOMEM;
+
+ nla_nest_end(msg, rssi);
+
+ rssi = nla_nest_start(msg, MT76_TM_RX_ATTR_IB_RSSI);
+ if (!rssi)
+ return -ENOMEM;
+
+ for (i = 0; i < ARRAY_SIZE(phy->test.last_ib_rssi); i++)
+ if (nla_put_s8(msg, i, phy->test.last_ib_rssi[i]))
+ return -ENOMEM;
+
+ nla_nest_end(msg, rssi);
+
+ rssi = nla_nest_start(msg, MT76_TM_RX_ATTR_WB_RSSI);
+ if (!rssi)
+ return -ENOMEM;
+
+ for (i = 0; i < ARRAY_SIZE(phy->test.last_wb_rssi); i++)
+ if (nla_put_s8(msg, i, phy->test.last_wb_rssi[i]))
+ return -ENOMEM;
+
+ nla_nest_end(msg, rssi);
+
+ nla_nest_end(msg, rx);
+
+ return 0;
+}
+
+const struct mt76_testmode_ops mt7615_testmode_ops = {
+ .set_state = mt7615_tm_set_state,
+ .set_params = mt7615_tm_set_params,
+ .dump_stats = mt7615_tm_dump_stats,
+};