[PATCH v2] wifi: mt76: fix bandwidth 80MHz link fail in 6GHz band
Deren Wu
deren.wu at mediatek.com
Tue Oct 25 03:31:56 PDT 2022
Hi Lorenzo,
On Tue, 2022-10-25 at 10:33 +0200, Lorenzo Bianconi wrote:
> > From: Ming Yen Hsieh <mingyen.hsieh at mediatek.com>
> >
> > Due to information missing, the firmware may be fail on bandwidth
> > related settings in mt7921/mt7922. Add new cmd STA_REC_HE_V2 to
> > apply
> > additional capabilities in 6GHz band.
> >
> > Tested-by: Ben Greear <greearb at candelatech.com>
> > Co-developed-by: Deren Wu <deren.wu at mediatek.com>
> > Signed-off-by: Deren Wu <deren.wu at mediatek.com>
> > Signed-off-by: Ming Yen Hsieh <mingyen.hsieh at mediatek.com>
> > ---
> > v2: Fix le16/cpu type problem, reported by kernel test robot <
> > lkp at intel.com>
> > ---
> > .../wireless/mediatek/mt76/mt76_connac_mcu.c | 34
> > +++++++++++++++++++
> > .../wireless/mediatek/mt76/mt76_connac_mcu.h | 11 ++++++
> > 2 files changed, 45 insertions(+)
> >
> > diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
> > b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
> > index 011fc9729b38..9bba18d24c71 100644
> > --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
> > +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
> > @@ -744,6 +744,39 @@ mt76_connac_mcu_sta_he_tlv(struct sk_buff
> > *skb, struct ieee80211_sta *sta)
> > he->pkt_ext = 2;
> > }
> >
> > +static void
> > +mt76_connac_mcu_sta_he_tlv_v2(struct sk_buff *skb, struct
> > ieee80211_sta *sta)
>
> Is this tlv available just for 7921 fw? If so I guess we should add
> it just for
> it since mt76_connac_mcu_sta_tlv is used even by other chipsets.
>
> Regards,
> Lorenzo
>
For now, mt76_connac_mcu_sta_he_tlv_v2() would be used for mt7921 only,
not for other chips. However, it would be used for all next-generation
chipsets. I propose to put it here and we will take this API in new
chip porting.
Regards,
Deren
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