[PATCH] wifi: ath10k: add support to allow broadcast action from RX

[James Prestwood]

Re-sending as its been a few weeks, thanks Jeff for adding the ath10k CC.

On 10/17/23 9:53 AM, James Prestwood wrote:
> Advertise support for multicast frame registration and update the RX
> filter with FIF_MCAST_ACTION to allow broadcast action frames to be
> received. Broadcast action frames are needed for the Device
> Provisioning Protocol (DPP) for Presence and PKEX Exchange requests.
> 
> Signed-off-by: James Prestwood <prestwoj at gmail.com>
> ---
>   drivers/net/wireless/ath/ath10k/mac.c | 5 ++++-
>   1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
> index 03e7bc5b6c0b..932ace5b900b 100644
> --- a/drivers/net/wireless/ath/ath10k/mac.c
> +++ b/drivers/net/wireless/ath/ath10k/mac.c
> @@ -1249,7 +1249,7 @@ static bool ath10k_mac_monitor_vdev_is_needed(struct ath10k *ar)
>   	return ar->monitor ||
>   	       (!test_bit(ATH10K_FW_FEATURE_ALLOWS_MESH_BCAST,
>   			  ar->running_fw->fw_file.fw_features) &&
> -		(ar->filter_flags & FIF_OTHER_BSS)) ||
> +		(ar->filter_flags & (FIF_OTHER_BSS | FIF_MCAST_ACTION))) ||
>   	       test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags);
>   }
>   
> @@ -6020,6 +6020,7 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw,
>   	FIF_OTHER_BSS |				\
>   	FIF_BCN_PRBRESP_PROMISC |		\
>   	FIF_PROBE_REQ |				\
> +	FIF_MCAST_ACTION |			\
>   	FIF_FCSFAIL)
>   
>   static void ath10k_configure_filter(struct ieee80211_hw *hw,
> @@ -10121,6 +10122,8 @@ int ath10k_mac_register(struct ath10k *ar)
>   	wiphy_ext_feature_set(ar->hw->wiphy,
>   			      NL80211_EXT_FEATURE_SET_SCAN_DWELL);
>   	wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_AQL);
> +	wiphy_ext_feature_set(ar->hw->wiphy,
> +			      NL80211_EXT_FEATURE_MULTICAST_REGISTRATIONS);
>   
>   	if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map) ||
>   	    test_bit(WMI_SERVICE_HTT_MGMT_TX_COMP_VALID_FLAGS, ar->wmi.svc_map))