On 11/16/2023 9:32 AM, James Prestwood wrote:
> Broadcast action frames are needed for the Device Provisioning
> Protocol (DPP) for Presence and PKEX Exchange requests. Currently
> just ath9k has this capability so this is being enabled for
> ath10k (for at least one hardware variant).
>
> Add a new capability flag in ath10k_hw_params to indicate support
> for receiving multicast action frames. This bit is then checked
> when configuring the RX filter and (if set) multicast action frame
> registration is enabled.
>
> Until more hardware can be tested only the "qca6174 hw3.2" variant
> is enabling this feature.
>
> Note: I went ahead and removed the 'changed_flags' mask operation
> since it had no effect, that parameter was not being used anywhere.
>
> Tested-on: QCA6174 hw3.2 WLAN.RM.4.4.1-00288-
>
> Signed-off-by: James Prestwood <prest...@gmail.com>
> ---
> drivers/net/wireless/ath/ath10k/core.c | 1 +
> drivers/net/wireless/ath/ath10k/hw.h | 3 +++
> drivers/net/wireless/ath/ath10k/mac.c | 14 +++++++++++---
> 3 files changed, 15 insertions(+), 3 deletions(-)
>
> v2:
> * Add flag in ath10k_hw_params and only set FIF_MCAST_ACTION
> if that hardware allows it.
>
> diff --git a/drivers/net/wireless/ath/ath10k/core.c
> b/drivers/net/wireless/ath/ath10k/core.c
> index 5eb131ab916f..f2077756ffdf 100644
> --- a/drivers/net/wireless/ath/ath10k/core.c
> +++ b/drivers/net/wireless/ath/ath10k/core.c
> @@ -381,6 +381,7 @@ static const struct ath10k_hw_params
> ath10k_hw_params_list[] = {
> .hw_restart_disconnect = false,
> .use_fw_tx_credits = true,
> .delay_unmap_buffer = false,
> + .mcast_frame_registration = true,
> },
> {
> .id = QCA99X0_HW_2_0_DEV_VERSION,
> diff --git a/drivers/net/wireless/ath/ath10k/hw.h
> b/drivers/net/wireless/ath/ath10k/hw.h
> index 9643031a4427..2aeb52c7f189 100644
> --- a/drivers/net/wireless/ath/ath10k/hw.h
> +++ b/drivers/net/wireless/ath/ath10k/hw.h
> @@ -639,6 +639,9 @@ struct ath10k_hw_params {
> bool use_fw_tx_credits;
>
> bool delay_unmap_buffer;
> +
> + /* The hardware support multicast frame registrations */
> + bool mcast_frame_registration;
> };
>
> struct htt_resp;
> diff --git a/drivers/net/wireless/ath/ath10k/mac.c
> b/drivers/net/wireless/ath/ath10k/mac.c
> index ec8d5b29bc72..0d0de3646d31 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);
> }
>
> @@ -6027,11 +6027,15 @@ static void ath10k_configure_filter(struct
> ieee80211_hw *hw,
> {
> struct ath10k *ar = hw->priv;
> int ret;
> + unsigned int supported = SUPPORTED_FILTERS;
>
> mutex_lock(&ar->conf_mutex);
>
> - changed_flags &= SUPPORTED_FILTERS;
> - *total_flags &= SUPPORTED_FILTERS;
> + if (ar->hw_params.mcast_frame_registration)
> + supported |= FIF_MCAST_ACTION;
> +
> + *total_flags &= supported;
> +
> ar->filter_flags = *total_flags;
>
> ret = ath10k_monitor_recalc(ar);
> @@ -10114,6 +10118,10 @@ int ath10k_mac_register(struct ath10k *ar)
> NL80211_EXT_FEATURE_SET_SCAN_DWELL);
> wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_AQL);
>
> + if (ar->hw_params.mcast_frame_registration)
> + 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))
> wiphy_ext_feature_set(ar->hw->wiphy,
Actually add the ath10k list this time. Sigh.
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