On Thu, Sep 26, 2024 at 11:24:40AM +0800, Shayne Chen wrote:
> 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>
Tested-by: Daniel Golle <daniel@xxxxxxxxxxxxxx>
> ---
> .../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
>
