Wen Gong <quic_wgong@xxxxxxxxxxx> writes:
> When station is connected to a 6 GHz AP, it has 2 way to configure
> the power limit to firmware. The first way is to send 2 wmi command
> WMI_PDEV_PARAM_TXPOWER_LIMIT2G/WMI_PDEV_PARAM_TXPOWER_LIMIT5G to
> firmware, the second way is to send WMI_VDEV_SET_TPC_POWER_CMDID to
> firmware which include more parameters for power control.
>
> When firmware support SERVICE_EXT_TPC_REG, it means firmware support
> the second way for WMI_VDEV_SET_TPC_POWER_CMDID, then ath11k discard
> BSS_CHANGED_TXPOWER flag from mac80211 which is used to the first way
> for 6 GHz band in this patch and select the second way in the subsequent
> patch.
>
> Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-01720.1-QCAHSPSWPL_V1_V2_SILICONZ_LITE-1
>
> Signed-off-by: Wen Gong <quic_wgong@xxxxxxxxxxx>
> ---
> drivers/net/wireless/ath/ath11k/core.h | 6 ++++++
> drivers/net/wireless/ath/ath11k/mac.c | 19 +++++++++++++++++--
> 2 files changed, 23 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h
> index 6969e0a6fc7b..6ef639975725 100644
> --- a/drivers/net/wireless/ath/ath11k/core.h
> +++ b/drivers/net/wireless/ath/ath11k/core.h
> @@ -1017,4 +1017,10 @@ static inline bool ath11k_support_6G_cc_ext(struct ath11k *ar)
> return ath11k_support_cc_ext(ar->ab) && ar->supports_6ghz;
> }
>
> +static inline bool ath11k_support_tpc_ext(struct ath11k *ar)
> +{
> + return ath11k_support_6G_cc_ext(ar) &&
> + test_bit(WMI_TLV_SERVICE_EXT_TPC_REG_SUPPORT, ar->ab->wmi_ab.svc_map);
> +}
Move to hw.h and rename to:
ath11k_hw_supports_tpc_ext()
> --- a/drivers/net/wireless/ath/ath11k/mac.c
> +++ b/drivers/net/wireless/ath/ath11k/mac.c
> @@ -2170,6 +2170,16 @@ static int ath11k_mac_config_obss_pd(struct ath11k *ar,
> return 0;
> }
>
> +static bool ath11k_mac_station_support_tpc(struct ath11k *ar,
> + struct ath11k_vif *arvif,
> + struct cfg80211_chan_def *chandef)
> +{
> + return ath11k_support_tpc_ext(ar) &&
> + arvif->vdev_type == WMI_VDEV_TYPE_STA &&
> + chandef->chan &&
> + chandef->chan->band == NL80211_BAND_6GHZ;
> +}
ath11k_mac_supports_station_tpc()
--
https://patchwork.kernel.org/project/linux-wireless/list/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
