* [PATCH 1/3] mt76: mt76x02u: enable survey support
2019-08-05 6:55 [PATCH 0/3] enable channel survey for mt76u and mt7615 Lorenzo Bianconi
@ 2019-08-05 6:55 ` Lorenzo Bianconi
2019-08-05 6:55 ` [PATCH 2/3] mt76: mt7603: move survey_time in mt76_dev Lorenzo Bianconi
2019-08-05 6:55 ` [PATCH 3/3] mt76: mt7615: enable survey support Lorenzo Bianconi
2 siblings, 0 replies; 4+ messages in thread
From: Lorenzo Bianconi @ 2019-08-05 6:55 UTC (permalink / raw)
To: nbd; +Cc: lorenzo.bianconi, linux-wireless, sgruszka, ryder.lee, royluo
Introduce channel survey support for mt76x2u and mt76x0u drivers
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt76x0/usb.c | 9 +++++++++
drivers/net/wireless/mediatek/mt76/mt76x2/usb.c | 1 +
drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c | 7 +++++++
drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c | 5 +++++
4 files changed, 22 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
index 627ed1fc7b15..927b8bd31f5e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
@@ -132,6 +132,7 @@ static const struct ieee80211_ops mt76x0u_ops = {
.set_rts_threshold = mt76x02_set_rts_threshold,
.wake_tx_queue = mt76_wake_tx_queue,
.get_txpower = mt76_get_txpower,
+ .get_survey = mt76_get_survey,
.set_tim = mt76_set_tim,
.release_buffered_frames = mt76_release_buffered_frames,
};
@@ -161,6 +162,13 @@ static int mt76x0u_init_hardware(struct mt76x02_dev *dev)
FIELD_PREP(MT_TXOP_TRUN_EN, 0x3f) |
FIELD_PREP(MT_TXOP_EXT_CCA_DLY, 0x58));
+ 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);
+
return 0;
}
@@ -200,6 +208,7 @@ static int mt76x0u_probe(struct usb_interface *usb_intf,
const struct usb_device_id *id)
{
static const struct mt76_driver_ops drv_ops = {
+ .update_survey = mt76x02_update_channel,
.tx_prepare_skb = mt76x02u_tx_prepare_skb,
.tx_complete_skb = mt76x02u_tx_complete_skb,
.tx_status_data = mt76x02_tx_status_data,
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
index 7a994a783510..2c1e508b4609 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
@@ -36,6 +36,7 @@ static int mt76x2u_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
static const struct mt76_driver_ops drv_ops = {
+ .update_survey = mt76x02_update_channel,
.tx_prepare_skb = mt76x02u_tx_prepare_skb,
.tx_complete_skb = mt76x02u_tx_complete_skb,
.tx_status_data = mt76x02_tx_status_data,
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c
index 94f52f98019b..098f225dac72 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c
@@ -195,6 +195,13 @@ int mt76x2u_init_hardware(struct mt76x02_dev *dev)
mt76x02_phy_set_rxpath(dev);
mt76x02_phy_set_txdac(dev);
+ 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);
+
return mt76x2u_mac_stop(dev);
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c
index 7e9e44b96671..9933b78c1308 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c
@@ -59,6 +59,10 @@ mt76x2u_set_channel(struct mt76x02_dev *dev,
err = mt76x2u_phy_set_channel(dev, chandef);
+ /* channel cycle counters read-and-clear */
+ mt76_rr(dev, MT_CH_IDLE);
+ mt76_rr(dev, MT_CH_BUSY);
+
mt76x2_mac_resume(dev);
clear_bit(MT76_RESET, &dev->mt76.state);
@@ -125,6 +129,7 @@ const struct ieee80211_ops mt76x2u_ops = {
.sw_scan_complete = mt76x02_sw_scan_complete,
.sta_rate_tbl_update = mt76x02_sta_rate_tbl_update,
.get_txpower = mt76_get_txpower,
+ .get_survey = mt76_get_survey,
.set_tim = mt76_set_tim,
.release_buffered_frames = mt76_release_buffered_frames,
};
--
2.21.0
^ permalink raw reply related [flat|nested] 4+ messages in thread* [PATCH 2/3] mt76: mt7603: move survey_time in mt76_dev
2019-08-05 6:55 [PATCH 0/3] enable channel survey for mt76u and mt7615 Lorenzo Bianconi
2019-08-05 6:55 ` [PATCH 1/3] mt76: mt76x02u: enable survey support Lorenzo Bianconi
@ 2019-08-05 6:55 ` Lorenzo Bianconi
2019-08-05 6:55 ` [PATCH 3/3] mt76: mt7615: enable survey support Lorenzo Bianconi
2 siblings, 0 replies; 4+ messages in thread
From: Lorenzo Bianconi @ 2019-08-05 6:55 UTC (permalink / raw)
To: nbd; +Cc: lorenzo.bianconi, linux-wireless, sgruszka, ryder.lee, royluo
Move survey_time field in mt76_dev in order to be reused adding survey
support to mt7615 driver
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt76.h | 2 ++
drivers/net/wireless/mediatek/mt76/mt7603/mac.c | 5 +++--
drivers/net/wireless/mediatek/mt76/mt7603/main.c | 4 ++--
drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h | 1 -
4 files changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 20f83e5b9337..c755b5ad5e2a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -504,6 +504,8 @@ struct mt76_dev {
u8 csa_complete;
+ ktime_t survey_time;
+
u32 rxfilter;
union {
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
index 81fb4276e742..92dddb765283 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
@@ -1473,8 +1473,9 @@ void mt7603_update_channel(struct mt76_dev *mdev)
spin_lock_bh(&dev->mt76.cc_lock);
cur_time = ktime_get_boottime();
state->cc_busy += busy;
- state->cc_active += ktime_to_us(ktime_sub(cur_time, dev->survey_time));
- dev->survey_time = cur_time;
+ state->cc_active += ktime_to_us(ktime_sub(cur_time,
+ dev->mt76.survey_time));
+ dev->mt76.survey_time = cur_time;
spin_unlock_bh(&dev->mt76.cc_lock);
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c
index 88c869002311..750855467f06 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c
@@ -14,7 +14,7 @@ mt7603_start(struct ieee80211_hw *hw)
struct mt7603_dev *dev = hw->priv;
mt7603_mac_start(dev);
- dev->survey_time = ktime_get_boottime();
+ dev->mt76.survey_time = ktime_get_boottime();
set_bit(MT76_STATE_RUNNING, &dev->mt76.state);
mt7603_mac_work(&dev->mt76.mac_work.work);
@@ -182,7 +182,7 @@ mt7603_set_channel(struct mt7603_dev *dev, struct cfg80211_chan_def *def)
mt76_rr(dev, MT_MIB_STAT_PSCCA);
mt7603_cca_stats_reset(dev);
- dev->survey_time = ktime_get_boottime();
+ dev->mt76.survey_time = ktime_get_boottime();
mt7603_init_edcca(dev);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h b/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h
index 2c6f7b4cf0e9..257300fec4f8 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h
@@ -116,7 +116,6 @@ struct mt7603_dev {
s8 tx_power_limit;
- ktime_t survey_time;
ktime_t ed_time;
struct mt76_queue q_rx;
--
2.21.0
^ permalink raw reply related [flat|nested] 4+ messages in thread* [PATCH 3/3] mt76: mt7615: enable survey support
2019-08-05 6:55 [PATCH 0/3] enable channel survey for mt76u and mt7615 Lorenzo Bianconi
2019-08-05 6:55 ` [PATCH 1/3] mt76: mt76x02u: enable survey support Lorenzo Bianconi
2019-08-05 6:55 ` [PATCH 2/3] mt76: mt7603: move survey_time in mt76_dev Lorenzo Bianconi
@ 2019-08-05 6:55 ` Lorenzo Bianconi
2 siblings, 0 replies; 4+ messages in thread
From: Lorenzo Bianconi @ 2019-08-05 6:55 UTC (permalink / raw)
To: nbd; +Cc: lorenzo.bianconi, linux-wireless, sgruszka, ryder.lee, royluo
Introduce channel survey support for mt7615 driver
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
.../net/wireless/mediatek/mt76/mt7615/mac.c | 24 +++++++++++++++++++
.../net/wireless/mediatek/mt76/mt7615/main.c | 5 ++++
.../wireless/mediatek/mt76/mt7615/mt7615.h | 1 +
.../net/wireless/mediatek/mt76/mt7615/pci.c | 1 +
.../net/wireless/mediatek/mt76/mt7615/regs.h | 3 +++
5 files changed, 34 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 1ab4a189e5eb..5c7c371840d9 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -1237,6 +1237,29 @@ mt7615_mac_scs_check(struct mt7615_dev *dev)
mt7615_mac_set_default_sensitivity(dev);
}
+void mt7615_update_channel(struct mt76_dev *mdev)
+{
+ struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
+ struct mt76_channel_state *state;
+ ktime_t cur_time;
+ u32 busy;
+
+ if (!test_bit(MT76_STATE_RUNNING, &mdev->state))
+ return;
+
+ state = mt76_channel_state(mdev, mdev->chandef.chan);
+ /* TODO: add DBDC support */
+ busy = mt76_get_field(dev, MT_MIB_SDR16(0), MT_MIB_BUSY_MASK);
+
+ spin_lock_bh(&mdev->cc_lock);
+ cur_time = ktime_get_boottime();
+ state->cc_busy += busy;
+ state->cc_active += ktime_to_us(ktime_sub(cur_time,
+ mdev->survey_time));
+ mdev->survey_time = cur_time;
+ spin_unlock_bh(&mdev->cc_lock);
+}
+
void mt7615_mac_work(struct work_struct *work)
{
struct mt7615_dev *dev;
@@ -1245,6 +1268,7 @@ void mt7615_mac_work(struct work_struct *work)
mac_work.work);
mutex_lock(&dev->mt76.mutex);
+ mt7615_update_channel(&dev->mt76);
if (++dev->mac_work_count == 5) {
mt7615_mac_scs_check(dev);
dev->mac_work_count = 0;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
index 6b881e862595..7e263cf1d97d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
@@ -16,6 +16,7 @@ static int mt7615_start(struct ieee80211_hw *hw)
{
struct mt7615_dev *dev = hw->priv;
+ dev->mt76.survey_time = ktime_get_boottime();
set_bit(MT76_STATE_RUNNING, &dev->mt76.state);
ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mt76.mac_work,
MT7615_WATCHDOG_TIME);
@@ -149,6 +150,9 @@ static int mt7615_set_channel(struct mt7615_dev *dev)
ret = mt7615_dfs_init_radar_detector(dev);
mt7615_mac_cca_stats_reset(dev);
+ dev->mt76.survey_time = ktime_get_boottime();
+ /* TODO: add DBDC support */
+ mt76_rr(dev, MT_MIB_SDR16(0));
out:
clear_bit(MT76_RESET, &dev->mt76.state);
@@ -528,4 +532,5 @@ const struct ieee80211_ops mt7615_ops = {
.release_buffered_frames = mt76_release_buffered_frames,
.get_txpower = mt76_get_txpower,
.channel_switch_beacon = mt7615_channel_switch_beacon,
+ .get_survey = mt76_get_survey,
};
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
index c83d1d212ac9..03a8de27d368 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
@@ -224,6 +224,7 @@ static inline void mt7615_irq_disable(struct mt7615_dev *dev, u32 mask)
mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
}
+void mt7615_update_channel(struct mt76_dev *mdev);
void mt7615_mac_cca_stats_reset(struct mt7615_dev *dev);
void mt7615_mac_set_scs(struct mt7615_dev *dev, bool enable);
int mt7615_mac_write_txwi(struct mt7615_dev *dev, __le32 *txwi,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/pci.c b/drivers/net/wireless/mediatek/mt76/mt7615/pci.c
index 9e82cb53fd60..e250607e0a80 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/pci.c
@@ -81,6 +81,7 @@ static int mt7615_pci_probe(struct pci_dev *pdev,
.sta_add = mt7615_sta_add,
.sta_assoc = mt7615_sta_assoc,
.sta_remove = mt7615_sta_remove,
+ .update_survey = mt7615_update_channel,
};
struct mt7615_dev *dev;
struct mt76_dev *mdev;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h
index 12fc12edf78c..b193814d5cf8 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h
@@ -255,6 +255,9 @@
#define MT_MIB_RTS_RETRIES_COUNT_MASK GENMASK(31, 16)
#define MT_MIB_RTS_COUNT_MASK GENMASK(15, 0)
+#define MT_MIB_SDR16(n) MT_WF_MIB(0x48 + ((n) << 9))
+#define MT_MIB_BUSY_MASK GENMASK(23, 0)
+
#define MT_EFUSE_BASE 0x81070000
#define MT_EFUSE_BASE_CTRL 0x000
#define MT_EFUSE_BASE_CTRL_EMPTY BIT(30)
--
2.21.0
^ permalink raw reply related [flat|nested] 4+ messages in thread