* [PATCH v2] mt76: mt7615: update radar parameters
@ 2021-06-02 3:04 ` Ryder Lee
0 siblings, 0 replies; 2+ messages in thread
From: Ryder Lee @ 2021-06-02 3:04 UTC (permalink / raw)
To: Felix Fietkau
Cc: Lorenzo Bianconi, Shayne Chen, Evelyn Tsai, linux-wireless,
linux-mediatek, Ryder Lee
Patch radar parameters to match the SDK to avoid possible false alarms.
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
---
change since v2 - fix return value
---
drivers/net/wireless/mediatek/mt76/mt7615/mac.c | 17 ++++++++++-------
drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 4 ++++
2 files changed, 14 insertions(+), 7 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 2ac7d0b0eff4..55b1694f8f9b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -20,7 +20,7 @@
#define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2)
static const struct mt7615_dfs_radar_spec etsi_radar_specs = {
- .pulse_th = { 40, -10, -80, 800, 3360, 128, 5200 },
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
.radar_pattern = {
[5] = { 1, 0, 6, 32, 28, 0, 17, 990, 5010, 1, 1 },
[6] = { 1, 0, 9, 32, 28, 0, 27, 615, 5010, 1, 1 },
@@ -34,7 +34,7 @@ static const struct mt7615_dfs_radar_spec etsi_radar_specs = {
};
static const struct mt7615_dfs_radar_spec fcc_radar_specs = {
- .pulse_th = { 40, -10, -80, 800, 3360, 128, 5200 },
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
.radar_pattern = {
[0] = { 1, 0, 9, 32, 28, 0, 13, 508, 3076, 1, 1 },
[1] = { 1, 0, 12, 32, 28, 0, 17, 140, 240, 1, 1 },
@@ -45,7 +45,7 @@ static const struct mt7615_dfs_radar_spec fcc_radar_specs = {
};
static const struct mt7615_dfs_radar_spec jp_radar_specs = {
- .pulse_th = { 40, -10, -80, 800, 3360, 128, 5200 },
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
.radar_pattern = {
[0] = { 1, 0, 8, 32, 28, 0, 13, 508, 3076, 1, 1 },
[1] = { 1, 0, 12, 32, 28, 0, 17, 140, 240, 1, 1 },
@@ -2109,14 +2109,12 @@ mt7615_dfs_init_radar_specs(struct mt7615_phy *phy)
{
const struct mt7615_dfs_radar_spec *radar_specs;
struct mt7615_dev *dev = phy->dev;
- int err, i;
+ int err, i, lpn = 500;
switch (dev->mt76.region) {
case NL80211_DFS_FCC:
radar_specs = &fcc_radar_specs;
- err = mt7615_mcu_set_fcc5_lpn(dev, 8);
- if (err < 0)
- return err;
+ lpn = 8;
break;
case NL80211_DFS_ETSI:
radar_specs = &etsi_radar_specs;
@@ -2128,6 +2126,11 @@ mt7615_dfs_init_radar_specs(struct mt7615_phy *phy)
return -EINVAL;
}
+ /* avoid FCC radar detection in non-FCC region */
+ err = mt7615_mcu_set_fcc5_lpn(dev, lpn);
+ if (err < 0)
+ return err;
+
for (i = 0; i < ARRAY_SIZE(radar_specs->radar_pattern); i++) {
err = mt7615_mcu_set_radar_th(dev, i,
&radar_specs->radar_pattern[i]);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index 313f46b5eb50..7022b78062a6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -430,6 +430,10 @@ mt7615_mcu_rx_radar_detected(struct mt7615_dev *dev, struct sk_buff *skb)
r = (struct mt7615_mcu_rdd_report *)skb->data;
+ if (!dev->radar_pattern.n_pulses && !r->long_detected &&
+ !r->constant_prf_detected && !r->staggered_prf_detected)
+ return;
+
if (r->band_idx && dev->mt76.phy2)
mphy = dev->mt76.phy2;
--
2.18.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH v2] mt76: mt7615: update radar parameters
@ 2021-06-02 3:04 ` Ryder Lee
0 siblings, 0 replies; 2+ messages in thread
From: Ryder Lee @ 2021-06-02 3:04 UTC (permalink / raw)
To: Felix Fietkau
Cc: Lorenzo Bianconi, Shayne Chen, Evelyn Tsai, linux-wireless,
linux-mediatek, Ryder Lee
Patch radar parameters to match the SDK to avoid possible false alarms.
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
---
change since v2 - fix return value
---
drivers/net/wireless/mediatek/mt76/mt7615/mac.c | 17 ++++++++++-------
drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 4 ++++
2 files changed, 14 insertions(+), 7 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 2ac7d0b0eff4..55b1694f8f9b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -20,7 +20,7 @@
#define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2)
static const struct mt7615_dfs_radar_spec etsi_radar_specs = {
- .pulse_th = { 40, -10, -80, 800, 3360, 128, 5200 },
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
.radar_pattern = {
[5] = { 1, 0, 6, 32, 28, 0, 17, 990, 5010, 1, 1 },
[6] = { 1, 0, 9, 32, 28, 0, 27, 615, 5010, 1, 1 },
@@ -34,7 +34,7 @@ static const struct mt7615_dfs_radar_spec etsi_radar_specs = {
};
static const struct mt7615_dfs_radar_spec fcc_radar_specs = {
- .pulse_th = { 40, -10, -80, 800, 3360, 128, 5200 },
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
.radar_pattern = {
[0] = { 1, 0, 9, 32, 28, 0, 13, 508, 3076, 1, 1 },
[1] = { 1, 0, 12, 32, 28, 0, 17, 140, 240, 1, 1 },
@@ -45,7 +45,7 @@ static const struct mt7615_dfs_radar_spec fcc_radar_specs = {
};
static const struct mt7615_dfs_radar_spec jp_radar_specs = {
- .pulse_th = { 40, -10, -80, 800, 3360, 128, 5200 },
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
.radar_pattern = {
[0] = { 1, 0, 8, 32, 28, 0, 13, 508, 3076, 1, 1 },
[1] = { 1, 0, 12, 32, 28, 0, 17, 140, 240, 1, 1 },
@@ -2109,14 +2109,12 @@ mt7615_dfs_init_radar_specs(struct mt7615_phy *phy)
{
const struct mt7615_dfs_radar_spec *radar_specs;
struct mt7615_dev *dev = phy->dev;
- int err, i;
+ int err, i, lpn = 500;
switch (dev->mt76.region) {
case NL80211_DFS_FCC:
radar_specs = &fcc_radar_specs;
- err = mt7615_mcu_set_fcc5_lpn(dev, 8);
- if (err < 0)
- return err;
+ lpn = 8;
break;
case NL80211_DFS_ETSI:
radar_specs = &etsi_radar_specs;
@@ -2128,6 +2126,11 @@ mt7615_dfs_init_radar_specs(struct mt7615_phy *phy)
return -EINVAL;
}
+ /* avoid FCC radar detection in non-FCC region */
+ err = mt7615_mcu_set_fcc5_lpn(dev, lpn);
+ if (err < 0)
+ return err;
+
for (i = 0; i < ARRAY_SIZE(radar_specs->radar_pattern); i++) {
err = mt7615_mcu_set_radar_th(dev, i,
&radar_specs->radar_pattern[i]);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index 313f46b5eb50..7022b78062a6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -430,6 +430,10 @@ mt7615_mcu_rx_radar_detected(struct mt7615_dev *dev, struct sk_buff *skb)
r = (struct mt7615_mcu_rdd_report *)skb->data;
+ if (!dev->radar_pattern.n_pulses && !r->long_detected &&
+ !r->constant_prf_detected && !r->staggered_prf_detected)
+ return;
+
if (r->band_idx && dev->mt76.phy2)
mphy = dev->mt76.phy2;
--
2.18.0
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^ permalink raw reply related [flat|nested] 2+ messages in thread
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