[PATCH v2 5/5] wcn36xx: Set PHY into correct mode for 80MHz channel width

[Loic Poulain]

Hi Bryan,

On Sat, 29 Aug 2020 at 05:39, Bryan O'Donoghue
<bryan.odonoghue at linaro.org> wrote:
>
> For the 80MHz channel we need to set the PHY mode to one of four PHY modes
> that span the 80MHz range.

What about 40Mhz bonding?


>
> This patch latches the hw_value PHY field previously defined for 5GHz
> channels directly to the parameter passed to the firmware.
>
> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue at linaro.org>
> ---
>  drivers/net/wireless/ath/wcn36xx/smd.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c
> index 729708d96586..4b967f8ba949 100644
> --- a/drivers/net/wireless/ath/wcn36xx/smd.c
> +++ b/drivers/net/wireless/ath/wcn36xx/smd.c
> @@ -1493,6 +1493,7 @@ int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn, struct ieee80211_vif *vif,
>         struct wcn36xx_hal_config_bss_params_v1 *bss;
>         struct wcn36xx_hal_config_bss_params bss_v0;
>         struct wcn36xx_hal_config_sta_params_v1 *sta;
> +       struct cfg80211_chan_def *chandef;
>         int ret;
>
>         msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL);
> @@ -1536,7 +1537,13 @@ int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn, struct ieee80211_vif *vif,
>         bss->dtim_period = bss_v0.dtim_period;
>         bss->tx_channel_width_set = bss_v0.tx_channel_width_set;
>         bss->oper_channel = bss_v0.oper_channel;
> -       bss->ext_channel = bss_v0.ext_channel;
> +
> +       if (wcn->hw->conf.chandef.width == NL80211_CHAN_WIDTH_80) {
> +               chandef = &wcn->hw->conf.chandef;
> +               bss->ext_channel = HW_VALUE_PHY(chandef->chan->hw_value);
> +       } else {
> +               bss->ext_channel = bss_v0.ext_channel;
> +       }
>
>         bss->reserved = bss_v0.reserved;
>
> --
> 2.27.0
>