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path: root/drivers/net/wireless/mediatek/mt76/mt76x0
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x0')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c16
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h7
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/init.c41
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h1
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/main.c2
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h4
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/pci.c30
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/phy.c9
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/usb.c44
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x0/usb_mcu.c7
10 files changed, 84 insertions, 77 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c
index b2cabce1d74d..ab6dfc026acb 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c
@@ -152,11 +152,11 @@ static s8 mt76x0_get_delta(struct mt76x02_dev *dev)
return mt76x02_rate_power_val(val);
}
-void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev)
+void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev,
+ struct ieee80211_channel *chan,
+ struct mt76_rate_power *t)
{
- struct ieee80211_channel *chan = dev->mt76.chandef.chan;
bool is_2ghz = chan->band == NL80211_BAND_2GHZ;
- struct mt76_rate_power *t = &dev->mt76.rate_power;
u16 val, addr;
s8 delta;
@@ -189,7 +189,7 @@ void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev)
addr = is_2ghz ? MT_EE_TX_POWER_BYRATE_BASE + 8 : 0x126;
val = mt76x02_eeprom_get(dev, addr);
t->ht[4] = t->ht[5] = t->vht[4] = t->vht[5] = s6_to_s8(val);
- t->ht[6] = t->vht[6] = s6_to_s8(val >> 8);
+ t->ht[6] = t->ht[7] = t->vht[6] = t->vht[7] = s6_to_s8(val >> 8);
/* ht-vht mcs 1ss 0, 1, 2, 3 stbc */
addr = is_2ghz ? MT_EE_TX_POWER_BYRATE_BASE + 14 : 0xec;
@@ -205,14 +205,15 @@ void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev)
/* vht mcs 8, 9 5GHz */
val = mt76x02_eeprom_get(dev, 0x132);
- t->vht[7] = s6_to_s8(val);
- t->vht[8] = s6_to_s8(val >> 8);
+ t->vht[8] = s6_to_s8(val);
+ t->vht[9] = s6_to_s8(val >> 8);
delta = mt76x0_tssi_enabled(dev) ? 0 : mt76x0_get_delta(dev);
mt76x02_add_rate_power_offset(t, delta);
}
-void mt76x0_get_power_info(struct mt76x02_dev *dev, s8 *tp)
+void mt76x0_get_power_info(struct mt76x02_dev *dev,
+ struct ieee80211_channel *chan, s8 *tp)
{
struct mt76x0_chan_map {
u8 chan;
@@ -226,7 +227,6 @@ void mt76x0_get_power_info(struct mt76x02_dev *dev, s8 *tp)
{ 140, 26 }, { 151, 28 }, { 157, 30 }, { 161, 32 },
{ 167, 34 }, { 171, 36 }, { 175, 38 },
};
- struct ieee80211_channel *chan = dev->mt76.chandef.chan;
u8 offset, addr;
int i, idx = 0;
u16 data;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h
index 42b259f90b6d..7f73034a23b1 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h
@@ -25,8 +25,11 @@ struct mt76x02_dev;
int mt76x0_eeprom_init(struct mt76x02_dev *dev);
void mt76x0_read_rx_gain(struct mt76x02_dev *dev);
-void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev);
-void mt76x0_get_power_info(struct mt76x02_dev *dev, s8 *tp);
+void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev,
+ struct ieee80211_channel *chan,
+ struct mt76_rate_power *t);
+void mt76x0_get_power_info(struct mt76x02_dev *dev,
+ struct ieee80211_channel *chan, s8 *tp);
static inline s8 s6_to_s8(u32 val)
{
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c
index 87b575fe1c74..bcb72e019fd2 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c
@@ -18,6 +18,7 @@
#include "eeprom.h"
#include "mcu.h"
#include "initvals.h"
+#include "../mt76x02_phy.h"
static void mt76x0_vht_cap_mask(struct ieee80211_supported_band *sband)
{
@@ -186,6 +187,8 @@ void mt76x0_mac_stop(struct mt76x02_dev *dev)
{
int i = 200, ok = 0;
+ mt76_clear(dev, MT_TXOP_CTRL_CFG, MT_TXOP_ED_CCA_EN);
+
/* Page count on TxQ */
while (i-- && ((mt76_rr(dev, 0x0438) & 0xffffffff) ||
(mt76_rr(dev, 0x0a30) & 0x000000ff) ||
@@ -262,27 +265,24 @@ int mt76x0_init_hardware(struct mt76x02_dev *dev)
}
EXPORT_SYMBOL_GPL(mt76x0_init_hardware);
-struct mt76x02_dev *
-mt76x0_alloc_device(struct device *pdev,
- const struct mt76_driver_ops *drv_ops,
- const struct ieee80211_ops *ops)
+static void
+mt76x0_init_txpower(struct mt76x02_dev *dev,
+ struct ieee80211_supported_band *sband)
{
- struct mt76x02_dev *dev;
- struct mt76_dev *mdev;
-
- mdev = mt76_alloc_device(sizeof(*dev), ops);
- if (!mdev)
- return NULL;
+ struct ieee80211_channel *chan;
+ struct mt76_rate_power t;
+ s8 tp;
+ int i;
- mdev->dev = pdev;
- mdev->drv = drv_ops;
+ for (i = 0; i < sband->n_channels; i++) {
+ chan = &sband->channels[i];
- dev = container_of(mdev, struct mt76x02_dev, mt76);
- mutex_init(&dev->phy_mutex);
+ mt76x0_get_tx_power_per_rate(dev, chan, &t);
+ mt76x0_get_power_info(dev, chan, &tp);
- return dev;
+ chan->max_power = (mt76x02_get_max_rate_power(&t) + tp) / 2;
+ }
}
-EXPORT_SYMBOL_GPL(mt76x0_alloc_device);
int mt76x0_register_device(struct mt76x02_dev *dev)
{
@@ -296,9 +296,14 @@ int mt76x0_register_device(struct mt76x02_dev *dev)
if (ret)
return ret;
- /* overwrite unsupported features */
- if (dev->mt76.cap.has_5ghz)
+ if (dev->mt76.cap.has_5ghz) {
+ /* overwrite unsupported features */
mt76x0_vht_cap_mask(&dev->mt76.sband_5g.sband);
+ mt76x0_init_txpower(dev, &dev->mt76.sband_5g.sband);
+ }
+
+ if (dev->mt76.cap.has_2ghz)
+ mt76x0_init_txpower(dev, &dev->mt76.sband_2g.sband);
mt76x02_init_debugfs(dev);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h b/drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h
index a1657922758e..0290ba5869a5 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/initvals.h
@@ -88,6 +88,7 @@ static const struct mt76_reg_pair mt76x0_mac_reg_table[] = {
{ MT_TX_PROT_CFG6, 0xe3f42004 },
{ MT_TX_PROT_CFG7, 0xe3f42084 },
{ MT_TX_PROT_CFG8, 0xe3f42104 },
+ { MT_VHT_HT_FBK_CFG1, 0xedcba980 },
};
static const struct mt76_reg_pair mt76x0_bbp_init_tab[] = {
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/main.c b/drivers/net/wireless/mediatek/mt76/mt76x0/main.c
index a803a9b6a4c5..fee16ab21edb 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/main.c
@@ -34,6 +34,8 @@ mt76x0_set_channel(struct mt76x02_dev *dev, struct cfg80211_chan_def *chandef)
mt76_rr(dev, MT_CH_IDLE);
mt76_rr(dev, MT_CH_BUSY);
+ mt76x02_edcca_init(dev, true);
+
if (mt76_is_mmio(dev)) {
mt76x02_dfs_init_params(dev);
tasklet_enable(&dev->pre_tbtt_tasklet);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h
index 46629f61673b..51fbd75dff31 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h
@@ -50,10 +50,6 @@ static inline bool is_mt7630(struct mt76x02_dev *dev)
}
/* Init */
-struct mt76x02_dev *
-mt76x0_alloc_device(struct device *pdev,
- const struct mt76_driver_ops *drv_ops,
- const struct ieee80211_ops *ops);
int mt76x0_init_hardware(struct mt76x02_dev *dev);
int mt76x0_register_device(struct mt76x02_dev *dev);
void mt76x0_chip_onoff(struct mt76x02_dev *dev, bool enable, bool reset);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c
index d895b6f3dc44..f302162036d0 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c
@@ -30,7 +30,7 @@ static int mt76x0e_start(struct ieee80211_hw *hw)
mt76x02_mac_start(dev);
mt76x0_phy_calibrate(dev, true);
ieee80211_queue_delayed_work(dev->mt76.hw, &dev->mac_work,
- MT_CALIBRATE_INTERVAL);
+ MT_MAC_WORK_INTERVAL);
ieee80211_queue_delayed_work(dev->mt76.hw, &dev->cal_work,
MT_CALIBRATE_INTERVAL);
set_bit(MT76_STATE_RUNNING, &dev->mt76.state);
@@ -99,7 +99,7 @@ static const struct ieee80211_ops mt76x0e_ops = {
.sta_rate_tbl_update = mt76x02_sta_rate_tbl_update,
.wake_tx_queue = mt76_wake_tx_queue,
.get_survey = mt76_get_survey,
- .get_txpower = mt76x02_get_txpower,
+ .get_txpower = mt76_get_txpower,
.flush = mt76x0e_flush,
.set_tim = mt76x0e_set_tim,
.release_buffered_frames = mt76_release_buffered_frames,
@@ -141,6 +141,15 @@ static int mt76x0e_register_device(struct mt76x02_dev *dev)
mt76_clear(dev, 0x110, BIT(9));
mt76_set(dev, MT_MAX_LEN_CFG, BIT(13));
+ 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));
+
err = mt76x0_register_device(dev);
if (err < 0)
return err;
@@ -165,6 +174,7 @@ mt76x0e_probe(struct pci_dev *pdev, const struct pci_device_id *id)
.sta_remove = mt76x02_sta_remove,
};
struct mt76x02_dev *dev;
+ struct mt76_dev *mdev;
int ret;
ret = pcim_enable_device(pdev);
@@ -181,16 +191,20 @@ mt76x0e_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (ret)
return ret;
- dev = mt76x0_alloc_device(&pdev->dev, &drv_ops, &mt76x0e_ops);
- if (!dev)
+ mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt76x0e_ops,
+ &drv_ops);
+ if (!mdev)
return -ENOMEM;
- mt76_mmio_init(&dev->mt76, pcim_iomap_table(pdev)[0]);
+ dev = container_of(mdev, struct mt76x02_dev, mt76);
+ mutex_init(&dev->phy_mutex);
+
+ mt76_mmio_init(mdev, pcim_iomap_table(pdev)[0]);
- dev->mt76.rev = mt76_rr(dev, MT_ASIC_VERSION);
- dev_info(dev->mt76.dev, "ASIC revision: %08x\n", dev->mt76.rev);
+ mdev->rev = mt76_rr(dev, MT_ASIC_VERSION);
+ dev_info(mdev->dev, "ASIC revision: %08x\n", mdev->rev);
- ret = devm_request_irq(dev->mt76.dev, pdev->irq, mt76x02_irq_handler,
+ ret = devm_request_irq(mdev->dev, pdev->irq, mt76x02_irq_handler,
IRQF_SHARED, KBUILD_MODNAME, dev);
if (ret)
goto error;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c b/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c
index b6166703ad76..1fd22eb841c3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c
@@ -847,14 +847,15 @@ void mt76x0_phy_set_txpower(struct mt76x02_dev *dev)
struct mt76_rate_power *t = &dev->mt76.rate_power;
s8 info;
- mt76x0_get_tx_power_per_rate(dev);
- mt76x0_get_power_info(dev, &info);
+ mt76x0_get_tx_power_per_rate(dev, dev->mt76.chandef.chan, t);
+ mt76x0_get_power_info(dev, dev->mt76.chandef.chan, &info);
mt76x02_add_rate_power_offset(t, info);
mt76x02_limit_rate_power(t, dev->mt76.txpower_conf);
dev->mt76.txpower_cur = mt76x02_get_max_rate_power(t);
mt76x02_add_rate_power_offset(t, -info);
+ dev->target_power = info;
mt76x02_phy_set_txpower(dev, info, info);
}
@@ -1075,7 +1076,9 @@ mt76x0_phy_update_channel_gain(struct mt76x02_dev *dev)
u8 gain_delta;
int low_gain;
- dev->cal.avg_rssi_all = mt76x02_phy_get_min_avg_rssi(dev);
+ dev->cal.avg_rssi_all = mt76_get_min_avg_rssi(&dev->mt76);
+ if (!dev->cal.avg_rssi_all)
+ dev->cal.avg_rssi_all = -75;
low_gain = (dev->cal.avg_rssi_all > mt76x02_get_rssi_gain_thresh(dev)) +
(dev->cal.avg_rssi_all > mt76x02_get_low_rssi_gain_thresh(dev));
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
index a5ea3ba495a4..91718647da02 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
@@ -79,7 +79,6 @@ static void mt76x0u_cleanup(struct mt76x02_dev *dev)
clear_bit(MT76_STATE_INITIALIZED, &dev->mt76.state);
mt76x0_chip_onoff(dev, false, false);
mt76u_queues_deinit(&dev->mt76);
- mt76u_mcu_deinit(&dev->mt76);
}
static void mt76x0u_mac_stop(struct mt76x02_dev *dev)
@@ -118,7 +117,7 @@ static int mt76x0u_start(struct ieee80211_hw *hw)
mt76x0_phy_calibrate(dev, true);
ieee80211_queue_delayed_work(dev->mt76.hw, &dev->mac_work,
- MT_CALIBRATE_INTERVAL);
+ MT_MAC_WORK_INTERVAL);
ieee80211_queue_delayed_work(dev->mt76.hw, &dev->cal_work,
MT_CALIBRATE_INTERVAL);
set_bit(MT76_STATE_RUNNING, &dev->mt76.state);
@@ -155,7 +154,7 @@ static const struct ieee80211_ops mt76x0u_ops = {
.sta_rate_tbl_update = mt76x02_sta_rate_tbl_update,
.set_rts_threshold = mt76x02_set_rts_threshold,
.wake_tx_queue = mt76_wake_tx_queue,
- .get_txpower = mt76x02_get_txpower,
+ .get_txpower = mt76_get_txpower,
};
static int mt76x0u_init_hardware(struct mt76x02_dev *dev)
@@ -193,10 +192,6 @@ static int mt76x0u_register_device(struct mt76x02_dev *dev)
if (err < 0)
goto out_err;
- err = mt76u_mcu_init_rx(&dev->mt76);
- if (err < 0)
- goto out_err;
-
err = mt76x0u_init_hardware(dev);
if (err < 0)
goto out_err;
@@ -206,7 +201,7 @@ static int mt76x0u_register_device(struct mt76x02_dev *dev)
goto out_err;
/* check hw sg support in order to enable AMSDU */
- if (mt76u_check_sg(&dev->mt76))
+ if (dev->mt76.usb.sg_en)
hw->max_tx_fragments = MT_SG_MAX_SIZE;
else
hw->max_tx_fragments = 1;
@@ -233,14 +228,18 @@ static int mt76x0u_probe(struct usb_interface *usb_intf,
};
struct usb_device *usb_dev = interface_to_usbdev(usb_intf);
struct mt76x02_dev *dev;
+ struct mt76_dev *mdev;
u32 asic_rev, mac_rev;
int ret;
- dev = mt76x0_alloc_device(&usb_intf->dev, &drv_ops,
- &mt76x0u_ops);
- if (!dev)
+ mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), &mt76x0u_ops,
+ &drv_ops);
+ if (!mdev)
return -ENOMEM;
+ dev = container_of(mdev, struct mt76x02_dev, mt76);
+ mutex_init(&dev->phy_mutex);
+
/* Quirk for Archer T1U */
if (id->driver_info)
dev->no_2ghz = true;
@@ -250,27 +249,27 @@ static int mt76x0u_probe(struct usb_interface *usb_intf,
usb_set_intfdata(usb_intf, dev);
- mt76x02u_init_mcu(&dev->mt76);
- ret = mt76u_init(&dev->mt76, usb_intf);
+ mt76x02u_init_mcu(mdev);
+ ret = mt76u_init(mdev, usb_intf);
if (ret)
goto err;
/* Disable the HW, otherwise MCU fail to initalize on hot reboot */
mt76x0_chip_onoff(dev, false, false);
- if (!mt76x02_wait_for_mac(&dev->mt76)) {
+ if (!mt76x02_wait_for_mac(mdev)) {
ret = -ETIMEDOUT;
goto err;
}
asic_rev = mt76_rr(dev, MT_ASIC_VERSION);
mac_rev = mt76_rr(dev, MT_MAC_CSR0);
- dev_info(dev->mt76.dev, "ASIC revision: %08x MAC revision: %08x\n",
+ dev_info(mdev->dev, "ASIC revision: %08x MAC revision: %08x\n",
asic_rev, mac_rev);
/* Note: vendor driver skips this check for MT76X0U */
if (!(mt76_rr(dev, MT_EFUSE_CTRL) & MT_EFUSE_CTRL_SEL))
- dev_warn(dev->mt76.dev, "Warning: eFUSE not present\n");
+ dev_warn(mdev->dev, "Warning: eFUSE not present\n");
ret = mt76x0u_register_device(dev);
if (ret < 0)
@@ -282,7 +281,7 @@ err:
usb_set_intfdata(usb_intf, NULL);
usb_put_dev(interface_to_usbdev(usb_intf));
- ieee80211_free_hw(dev->mt76.hw);
+ ieee80211_free_hw(mdev->hw);
return ret;
}
@@ -307,13 +306,11 @@ static int __maybe_unused mt76x0_suspend(struct usb_interface *usb_intf,
pm_message_t state)
{
struct mt76x02_dev *dev = usb_get_intfdata(usb_intf);
- struct mt76_usb *usb = &dev->mt76.usb;
mt76u_stop_queues(&dev->mt76);
mt76x0u_mac_stop(dev);
clear_bit(MT76_STATE_MCU_RUNNING, &dev->mt76.state);
mt76x0_chip_onoff(dev, false, false);
- usb_kill_urb(usb->mcu.res.urb);
return 0;
}
@@ -324,15 +321,6 @@ static int __maybe_unused mt76x0_resume(struct usb_interface *usb_intf)
struct mt76_usb *usb = &dev->mt76.usb;
int ret;
- reinit_completion(&usb->mcu.cmpl);
- ret = mt76u_submit_buf(&dev->mt76, USB_DIR_IN,
- MT_EP_IN_CMD_RESP,
- &usb->mcu.res, GFP_KERNEL,
- mt76u_mcu_complete_urb,
- &usb->mcu.cmpl);
- if (ret < 0)
- goto err;
-
ret = mt76u_submit_rx_buffers(&dev->mt76);
if (ret < 0)
goto err;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb_mcu.c
index 9d7585029df9..4a282761ca58 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb_mcu.c
@@ -15,6 +15,7 @@
*/
#include <linux/kernel.h>
#include <linux/firmware.h>
+#include <linux/module.h>
#include "mt76x0.h"
#include "mcu.h"
@@ -139,12 +140,6 @@ static int mt76x0u_load_firmware(struct mt76x02_dev *dev)
FIELD_PREP(MT_USB_DMA_CFG_RX_BULK_AGG_TOUT, 0x20));
mt76x02u_mcu_fw_reset(dev);
usleep_range(5000, 6000);
-/*
- mt76x0_rmw(dev, MT_PBF_CFG, 0, (MT_PBF_CFG_TX0Q_EN |
- MT_PBF_CFG_TX1Q_EN |
- MT_PBF_CFG_TX2Q_EN |
- MT_PBF_CFG_TX3Q_EN));
-*/
mt76_wr(dev, MT_FCE_PSE_CTRL, 1);