ath10k: add handler for HTT_T2H_MSG_TYPE_SEC_IND event (28ce53b6) · Commits · 戴 / test

drivers/net/wireless/ath/ath10k/htt_rx.c

+46 −0

Original line number	Diff line number	Diff line
		@@ -3267,6 +3267,51 @@ out:
		rcu_read_unlock();
		}

		static int ath10k_htt_rx_pn_len(enum htt_security_types sec_type)
		{
		switch (sec_type) {
		case HTT_SECURITY_TKIP:
		case HTT_SECURITY_TKIP_NOMIC:
		case HTT_SECURITY_AES_CCMP:
		return 48;
		default:
		return 0;
		}
		}

		static void ath10k_htt_rx_sec_ind_handler(struct ath10k *ar,
		struct htt_security_indication *ev)
		{
		enum htt_txrx_sec_cast_type sec_index;
		enum htt_security_types sec_type;
		struct ath10k_peer *peer;

		spin_lock_bh(&ar->data_lock);

		peer = ath10k_peer_find_by_id(ar, __le16_to_cpu(ev->peer_id));
		if (!peer) {
		ath10k_warn(ar, "failed to find peer id %d for security indication",
		__le16_to_cpu(ev->peer_id));
		goto out;
		}

		sec_type = MS(ev->flags, HTT_SECURITY_TYPE);

		if (ev->flags & HTT_SECURITY_IS_UNICAST)
		sec_index = HTT_TXRX_SEC_UCAST;
		else
		sec_index = HTT_TXRX_SEC_MCAST;

		peer->rx_pn[sec_index].sec_type = sec_type;
		peer->rx_pn[sec_index].pn_len = ath10k_htt_rx_pn_len(sec_type);

		memset(peer->tids_last_pn_valid, 0, sizeof(peer->tids_last_pn_valid));
		memset(peer->tids_last_pn, 0, sizeof(peer->tids_last_pn));

		out:
		spin_unlock_bh(&ar->data_lock);
		}

		bool ath10k_htt_t2h_msg_handler(struct ath10k ar, struct sk_buff skb)
		{
		struct ath10k_htt *htt = &ar->htt;
		@@ -3360,6 +3405,7 @@ bool ath10k_htt_t2h_msg_handler(struct ath10k ar, struct sk_buff skb)
		struct ath10k *ar = htt->ar;
		struct htt_security_indication *ev = &resp->security_indication;

		ath10k_htt_rx_sec_ind_handler(ar, ev);
		ath10k_dbg(ar, ATH10K_DBG_HTT,
		"sec ind peer_id %d unicast %d type %d\n",
		__le16_to_cpu(ev->peer_id),

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