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From: Ryder Lee <ryder.lee@mediatek.com>
To: Felix Fietkau <nbd@nbd.name>,
	Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Cc: Shayne Chen <shayne.chen@mediatek.com>,
	Roy Luo <royluo@google.com>, Sean Wang <sean.wang@mediatek.com>,
	<linux-wireless@vger.kernel.org>,
	<linux-mediatek@lists.infradead.org>,
	Ryder Lee <ryder.lee@mediatek.com>
Subject: [PATCH 1/3] mt76: mt7615: report TSF information
Date: Fri, 27 Dec 2019 17:00:07 +0800	[thread overview]
Message-ID: <7d450f0c4fec3c7242804e47f9bce13255e7f28d.1577411732.git.ryder.lee@mediatek.com> (raw)

This adds a .get_tsf() callback to report TSF time.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
---
 .../net/wireless/mediatek/mt76/mt7615/main.c  | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
index 2a85859da754..0efd8065812c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
@@ -628,6 +628,26 @@ mt7615_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			  IEEE80211_STA_NOTEXIST);
 }
 
+static u64
+mt7615_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
+{
+	struct mt7615_dev *dev = mt7615_hw_dev(hw);
+	union {
+		u64 qword;
+		u32 dword[2];
+	} tsf;
+
+	mutex_lock(&dev->mt76.mutex);
+
+	mt76_set(dev, MT_LPON_T0CR, MT_LPON_T0CR_MODE); /* TSF read */
+	tsf.dword[0] = mt76_rr(dev, MT_LPON_UTTR0);
+	tsf.dword[1] = mt76_rr(dev, MT_LPON_UTTR1);
+
+	mutex_unlock(&dev->mt76.mutex);
+
+	return tsf.qword;
+}
+
 static void
 mt7615_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class)
 {
@@ -659,6 +679,7 @@ 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_tsf = mt7615_get_tsf,
 	.get_survey = mt76_get_survey,
 	.get_antenna = mt76_get_antenna,
 	.set_coverage_class = mt7615_set_coverage_class,
-- 
2.18.0

WARNING: multiple messages have this Message-ID (diff)
From: Ryder Lee <ryder.lee@mediatek.com>
To: Felix Fietkau <nbd@nbd.name>,
	Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Cc: Ryder Lee <ryder.lee@mediatek.com>,
	Sean Wang <sean.wang@mediatek.com>,
	linux-wireless@vger.kernel.org,
	linux-mediatek@lists.infradead.org, Roy Luo <royluo@google.com>,
	Shayne Chen <shayne.chen@mediatek.com>
Subject: [PATCH 1/3] mt76: mt7615: report TSF information
Date: Fri, 27 Dec 2019 17:00:07 +0800	[thread overview]
Message-ID: <7d450f0c4fec3c7242804e47f9bce13255e7f28d.1577411732.git.ryder.lee@mediatek.com> (raw)

This adds a .get_tsf() callback to report TSF time.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
---
 .../net/wireless/mediatek/mt76/mt7615/main.c  | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
index 2a85859da754..0efd8065812c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
@@ -628,6 +628,26 @@ mt7615_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			  IEEE80211_STA_NOTEXIST);
 }
 
+static u64
+mt7615_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
+{
+	struct mt7615_dev *dev = mt7615_hw_dev(hw);
+	union {
+		u64 qword;
+		u32 dword[2];
+	} tsf;
+
+	mutex_lock(&dev->mt76.mutex);
+
+	mt76_set(dev, MT_LPON_T0CR, MT_LPON_T0CR_MODE); /* TSF read */
+	tsf.dword[0] = mt76_rr(dev, MT_LPON_UTTR0);
+	tsf.dword[1] = mt76_rr(dev, MT_LPON_UTTR1);
+
+	mutex_unlock(&dev->mt76.mutex);
+
+	return tsf.qword;
+}
+
 static void
 mt7615_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class)
 {
@@ -659,6 +679,7 @@ 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_tsf = mt7615_get_tsf,
 	.get_survey = mt76_get_survey,
 	.get_antenna = mt76_get_antenna,
 	.set_coverage_class = mt7615_set_coverage_class,
-- 
2.18.0
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             reply	other threads:[~2019-12-27  9:00 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-27  9:00 Ryder Lee [this message]
2019-12-27  9:00 ` [PATCH 1/3] mt76: mt7615: report TSF information Ryder Lee
2019-12-27  9:00 ` [PATCH 2/3] mt76: mt7615: add per-phy mib statistics Ryder Lee
2019-12-27  9:00   ` Ryder Lee
2019-12-27  9:00 ` [PATCH 3/3] mt76: mt7615: add a .get_stats callback Ryder Lee
2019-12-27  9:00   ` Ryder Lee

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