2021-06-10 18:44:34

by Ryder Lee

[permalink] [raw]
Subject: [PATCH 2/4] mt76: make mt76_update_survey() per phy

Reduce duplicated survey for DBDC.

Signed-off-by: Ryder Lee <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mac80211.c | 15 ++++-----
drivers/net/wireless/mediatek/mt76/mt76.h | 4 +--
.../net/wireless/mediatek/mt76/mt7603/mac.c | 8 ++---
.../wireless/mediatek/mt76/mt7603/mt7603.h | 2 +-
.../net/wireless/mediatek/mt76/mt7615/mac.c | 32 +++++++++----------
.../wireless/mediatek/mt76/mt7615/mt7615.h | 2 +-
.../net/wireless/mediatek/mt76/mt76x02_mac.c | 8 ++---
.../net/wireless/mediatek/mt76/mt76x02_mac.h | 2 +-
.../net/wireless/mediatek/mt76/mt7915/mac.c | 15 +++------
.../wireless/mediatek/mt76/mt7915/mt7915.h | 2 +-
.../net/wireless/mediatek/mt76/mt7921/mac.c | 12 +++----
.../wireless/mediatek/mt76/mt7921/mt7921.h | 2 +-
12 files changed, 47 insertions(+), 57 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c
index 5a11dacae09f..ebd59d7e5837 100644
--- a/drivers/net/wireless/mediatek/mt76/mac80211.c
+++ b/drivers/net/wireless/mediatek/mt76/mac80211.c
@@ -633,20 +633,19 @@ void mt76_update_survey_active_time(struct mt76_phy *phy, ktime_t time)
}
EXPORT_SYMBOL_GPL(mt76_update_survey_active_time);

-void mt76_update_survey(struct mt76_dev *dev)
+void mt76_update_survey(struct mt76_phy *phy)
{
+ struct mt76_dev *dev = phy->dev;
ktime_t cur_time;

if (dev->drv->update_survey)
- dev->drv->update_survey(dev);
+ dev->drv->update_survey(phy);

cur_time = ktime_get_boottime();
- mt76_update_survey_active_time(&dev->phy, cur_time);
- if (dev->phy2)
- mt76_update_survey_active_time(dev->phy2, cur_time);
+ mt76_update_survey_active_time(phy, cur_time);

if (dev->drv->drv_flags & MT_DRV_SW_RX_AIRTIME) {
- struct mt76_channel_state *state = dev->phy.chan_state;
+ struct mt76_channel_state *state = phy->chan_state;

spin_lock_bh(&dev->cc_lock);
state->cc_bss_rx += dev->cur_cc_bss_rx;
@@ -665,7 +664,7 @@ void mt76_set_channel(struct mt76_phy *phy)
int timeout = HZ / 5;

wait_event_timeout(dev->tx_wait, !mt76_has_tx_pending(phy), timeout);
- mt76_update_survey(dev);
+ mt76_update_survey(phy);

phy->chandef = *chandef;
phy->chan_state = mt76_channel_state(phy, chandef->chan);
@@ -690,7 +689,7 @@ int mt76_get_survey(struct ieee80211_hw *hw, int idx,

mutex_lock(&dev->mutex);
if (idx == 0 && dev->drv->update_survey)
- mt76_update_survey(dev);
+ mt76_update_survey(phy);

sband = &phy->sband_2g;
if (idx >= sband->sband.n_channels) {
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index ebacd55cb0cd..971195c5ca95 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -336,7 +336,7 @@ struct mt76_driver_ops {
u16 token_size;
u8 mcs_rates;

- void (*update_survey)(struct mt76_dev *dev);
+ void (*update_survey)(struct mt76_phy *phy);

int (*tx_prepare_skb)(struct mt76_dev *dev, void *txwi_ptr,
enum mt76_txq_id qid, struct mt76_wcid *wcid,
@@ -1046,7 +1046,7 @@ void mt76_release_buffered_frames(struct ieee80211_hw *hw,
bool more_data);
bool mt76_has_tx_pending(struct mt76_phy *phy);
void mt76_set_channel(struct mt76_phy *phy);
-void mt76_update_survey(struct mt76_dev *dev);
+void mt76_update_survey(struct mt76_phy *phy);
void mt76_update_survey_active_time(struct mt76_phy *phy, ktime_t time);
int mt76_get_survey(struct ieee80211_hw *hw, int idx,
struct survey_info *survey);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
index 4e76f9868b9b..8435e9597688 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
@@ -1584,12 +1584,12 @@ mt7603_watchdog_check(struct mt7603_dev *dev, u8 *counter,
return true;
}

-void mt7603_update_channel(struct mt76_dev *mdev)
+void mt7603_update_channel(struct mt76_phy *mphy)
{
- struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76);
+ struct mt7603_dev *dev = container_of(mphy->dev, struct mt7603_dev, mt76);
struct mt76_channel_state *state;

- state = mdev->phy.chan_state;
+ state = mphy->chan_state;
state->cc_busy += mt76_rr(dev, MT_MIB_STAT_CCA);
}

@@ -1806,7 +1806,7 @@ void mt7603_mac_work(struct work_struct *work)
mutex_lock(&dev->mt76.mutex);

dev->mphy.mac_work_count++;
- mt76_update_survey(&dev->mt76);
+ mt76_update_survey(&dev->mphy);
mt7603_edcca_check(dev);

for (i = 0, idx = 0; i < 2; i++) {
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h b/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h
index 1df5b9fed2bb..0fd46d907638 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h
@@ -256,7 +256,7 @@ void mt7603_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,

void mt7603_pre_tbtt_tasklet(struct tasklet_struct *t);

-void mt7603_update_channel(struct mt76_dev *mdev);
+void mt7603_update_channel(struct mt76_phy *mphy);

void mt7603_edcca_set_strict(struct mt7603_dev *dev, bool val);
void mt7603_cca_stats_reset(struct mt7603_dev *dev);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 6693830bb6a6..303d9f97b52a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -1819,43 +1819,41 @@ mt7615_phy_update_channel(struct mt76_phy *mphy, int idx)
state->noise = -(phy->noise >> 4);
}

-static void __mt7615_update_channel(struct mt7615_dev *dev)
+static void mt7615_update_survey(struct mt7615_dev *dev)
{
struct mt76_dev *mdev = &dev->mt76;
+ ktime_t cur_time;
+
+ /* MT7615 can only update both phys simultaneously
+ * since some reisters are shared across bands.
+ */

mt7615_phy_update_channel(&mdev->phy, 0);
if (mdev->phy2)
mt7615_phy_update_channel(mdev->phy2, 1);

+ cur_time = ktime_get_boottime();
+
+ mt76_update_survey_active_time(&mdev->phy, cur_time);
+ if (mdev->phy2)
+ mt76_update_survey_active_time(mdev->phy2, cur_time);
+
/* reset obss airtime */
mt76_set(dev, MT_WF_RMAC_MIB_TIME0, MT_WF_RMAC_MIB_RXTIME_CLR);
}

-void mt7615_update_channel(struct mt76_dev *mdev)
+void mt7615_update_channel(struct mt76_phy *mphy)
{
- struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
+ struct mt7615_dev *dev = container_of(mphy->dev, struct mt7615_dev, mt76);

if (mt76_connac_pm_wake(&dev->mphy, &dev->pm))
return;

- __mt7615_update_channel(dev);
+ mt7615_update_survey(dev);
mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
}
EXPORT_SYMBOL_GPL(mt7615_update_channel);

-static void mt7615_update_survey(struct mt7615_dev *dev)
-{
- struct mt76_dev *mdev = &dev->mt76;
- ktime_t cur_time;
-
- __mt7615_update_channel(dev);
- cur_time = ktime_get_boottime();
-
- mt76_update_survey_active_time(&mdev->phy, cur_time);
- if (mdev->phy2)
- mt76_update_survey_active_time(mdev->phy2, cur_time);
-}
-
static void
mt7615_mac_update_mib_stats(struct mt7615_phy *phy)
{
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
index 8f03dddba8cf..8fbaf8356e1a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
@@ -471,7 +471,7 @@ int mt7615_set_channel(struct mt7615_phy *phy);
void mt7615_init_work(struct mt7615_dev *dev);

int mt7615_mcu_restart(struct mt76_dev *dev);
-void mt7615_update_channel(struct mt76_dev *mdev);
+void mt7615_update_channel(struct mt76_phy *mphy);
bool mt7615_mac_wtbl_update(struct mt7615_dev *dev, int idx, u32 mask);
void mt7615_mac_reset_counters(struct mt7615_dev *dev);
void mt7615_mac_cca_stats_reset(struct mt7615_phy *phy);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
index 0da37867cb64..7572c793aa51 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
@@ -1022,12 +1022,12 @@ void mt76x02_mac_set_tx_protection(struct mt76x02_dev *dev, bool legacy_prot,
mt76_wr(dev, MT_TX_PROT_CFG6 + i * 4, vht_prot[i]);
}

-void mt76x02_update_channel(struct mt76_dev *mdev)
+void mt76x02_update_channel(struct mt76_phy *mphy)
{
- struct mt76x02_dev *dev = container_of(mdev, struct mt76x02_dev, mt76);
+ struct mt76x02_dev *dev = container_of(mphy->dev, struct mt76x02_dev, mt76);
struct mt76_channel_state *state;

- state = mdev->phy.chan_state;
+ state = mphy->chan_state;
state->cc_busy += mt76_rr(dev, MT_CH_BUSY);

spin_lock_bh(&dev->mt76.cc_lock);
@@ -1169,7 +1169,7 @@ void mt76x02_mac_work(struct work_struct *work)

mutex_lock(&dev->mt76.mutex);

- mt76_update_survey(&dev->mt76);
+ mt76_update_survey(&dev->mphy);
for (i = 0, idx = 0; i < 16; i++) {
u32 val = mt76_rr(dev, MT_TX_AGG_CNT(i));

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h
index 0cfbaca50210..5dc6c834111e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h
@@ -195,7 +195,7 @@ void mt76x02_mac_write_txwi(struct mt76x02_dev *dev, struct mt76x02_txwi *txwi,
struct ieee80211_sta *sta, int len);
void mt76x02_mac_poll_tx_status(struct mt76x02_dev *dev, bool irq);
void mt76x02_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e);
-void mt76x02_update_channel(struct mt76_dev *mdev);
+void mt76x02_update_channel(struct mt76_phy *mphy);
void mt76x02_mac_work(struct work_struct *work);

void mt76x02_mac_cc_reset(struct mt76x02_dev *dev);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index 741899aaaed8..c093c13bf1f1 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -1471,16 +1471,16 @@ mt7915_phy_get_nf(struct mt7915_phy *phy, int idx)
return sum / n;
}

-static void
-mt7915_phy_update_channel(struct mt76_phy *mphy, int idx)
+void mt7915_update_channel(struct mt76_phy *mphy)
{
struct mt7915_phy *phy = (struct mt7915_phy *)mphy->priv;
struct mt76_channel_state *state = mphy->chan_state;
+ bool ext_phy = phy != &phy->dev->phy;
int nf;

mt7915_mcu_get_chan_mib_info(phy, false);

- nf = mt7915_phy_get_nf(phy, idx);
+ nf = mt7915_phy_get_nf(phy, ext_phy);
if (!phy->noise)
phy->noise = nf << 4;
else if (nf)
@@ -1489,13 +1489,6 @@ mt7915_phy_update_channel(struct mt76_phy *mphy, int idx)
state->noise = -(phy->noise >> 4);
}

-void mt7915_update_channel(struct mt76_dev *mdev)
-{
- mt7915_phy_update_channel(&mdev->phy, 0);
- if (mdev->phy2)
- mt7915_phy_update_channel(mdev->phy2, 1);
-}
-
static bool
mt7915_wait_reset_state(struct mt7915_dev *dev, u32 state)
{
@@ -1804,7 +1797,7 @@ void mt7915_mac_work(struct work_struct *work)

mutex_lock(&mphy->dev->mutex);

- mt76_update_survey(mphy->dev);
+ mt76_update_survey(mphy);
if (++mphy->mac_work_count == 5) {
mphy->mac_work_count = 0;

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
index a4b32e0d64e9..e8cde81f8417 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
@@ -436,7 +436,7 @@ int mt76_dfs_start_rdd(struct mt7915_dev *dev, bool force);
int mt7915_dfs_init_radar_detector(struct mt7915_phy *phy);
void mt7915_set_stream_he_caps(struct mt7915_phy *phy);
void mt7915_set_stream_vht_txbf_caps(struct mt7915_phy *phy);
-void mt7915_update_channel(struct mt76_dev *mdev);
+void mt7915_update_channel(struct mt76_phy *mphy);
int mt7915_init_debugfs(struct mt7915_dev *dev);
#ifdef CONFIG_MAC80211_DEBUGFS
void mt7915_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index f518c84d7fa9..5af3a958e5b0 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -1236,18 +1236,18 @@ mt7921_phy_update_channel(struct mt76_phy *mphy, int idx)
state->noise = -(phy->noise >> 4);
}

-void mt7921_update_channel(struct mt76_dev *mdev)
+void mt7921_update_channel(struct mt76_phy *mphy)
{
- struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76);
+ struct mt7921_dev *dev = container_of(mphy->dev, struct mt7921_dev, mt76);

- if (mt76_connac_pm_wake(&dev->mphy, &dev->pm))
+ if (mt76_connac_pm_wake(mphy, &dev->pm))
return;

- mt7921_phy_update_channel(&mdev->phy, 0);
+ mt7921_phy_update_channel(mphy, 0);
/* reset obss airtime */
mt76_set(dev, MT_WF_RMAC_MIB_TIME0(0), MT_WF_RMAC_MIB_RXTIME_CLR);

- mt76_connac_power_save_sched(&dev->mphy, &dev->pm);
+ mt76_connac_power_save_sched(mphy, &dev->pm);
}

void mt7921_tx_token_put(struct mt7921_dev *dev)
@@ -1445,7 +1445,7 @@ void mt7921_mac_work(struct work_struct *work)

mt7921_mutex_acquire(phy->dev);

- mt76_update_survey(mphy->dev);
+ mt76_update_survey(mphy);
if (++mphy->mac_work_count == 2) {
mphy->mac_work_count = 0;

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
index 8aa8d2ecdffa..135f8a3ec310 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
@@ -357,7 +357,7 @@ void mt7921_stats_work(struct work_struct *work);
void mt7921_txp_skb_unmap(struct mt76_dev *dev,
struct mt76_txwi_cache *txwi);
void mt7921_set_stream_he_caps(struct mt7921_phy *phy);
-void mt7921_update_channel(struct mt76_dev *mdev);
+void mt7921_update_channel(struct mt76_phy *mphy);
int mt7921_init_debugfs(struct mt7921_dev *dev);

int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev,
--
2.18.0