From: StanleyYP Wang <StanleyYP.Wang@xxxxxxxxxxxx>
Some of the variants do not support background radar, so add a helper
to report background radar capability.
Signed-off-by: StanleyYP Wang <StanleyYP.Wang@xxxxxxxxxxxx>
Signed-off-by: Shayne Chen <shayne.chen@xxxxxxxxxxxx>
---
.../net/wireless/mediatek/mt76/mt7996/init.c | 7 ++++---
.../wireless/mediatek/mt76/mt7996/mt7996.h | 19 +++++++++++++++++++
2 files changed, 23 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/init.c b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
index bf70799b4bc4..f6a010b61a8a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
@@ -390,9 +390,10 @@ mt7996_init_wiphy(struct ieee80211_hw *hw, struct mtk_wed_device *wed)
wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_CAN_REPLACE_PTK0);
wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_MU_MIMO_AIR_SNIFFER);
- if (!mdev->dev->of_node ||
- !of_property_read_bool(mdev->dev->of_node,
- "mediatek,disable-radar-background"))
+ if (mt7996_has_background_radar(phy->dev) &&
+ (!mdev->dev->of_node ||
+ !of_property_read_bool(mdev->dev->of_node,
+ "mediatek,disable-radar-background")))
wiphy_ext_feature_set(wiphy,
NL80211_EXT_FEATURE_RADAR_BACKGROUND);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
index 3f3278f43c79..9aec97dd81d9 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
@@ -447,6 +447,25 @@ mt7996_band_valid(struct mt7996_dev *dev, u8 band)
return band <= MT_BAND2;
}
+static inline bool
+mt7996_has_background_radar(struct mt7996_dev *dev)
+{
+ switch (mt76_chip(&dev->mt76)) {
+ case 0x7990:
+ if (dev->var.type == MT7996_VAR_TYPE_233)
+ return false;
+ break;
+ case 0x7992:
+ if (dev->var.type == MT7992_VAR_TYPE_23)
+ return false;
+ break;
+ default:
+ return false;
+ }
+
+ return true;
+}
+
extern const struct ieee80211_ops mt7996_ops;
extern struct pci_driver mt7996_pci_driver;
extern struct pci_driver mt7996_hif_driver;
--
2.39.2
