From d0ff7383a3164adff7072719717d574436ec1677 Mon Sep 17 00:00:00 2001 From: Naveen Gangadharan Date: Wed, 8 Feb 2012 17:51:36 -0800 Subject: ath6kl: Add unicast mgmt frame buffering PS buffering of unicast Action frames that are sent in a context of a BSS. In AP mode when the recepient station goes to powersave and PS_POLL flag is not set, we would buffer the frames. Send out unicast mgmt bufferred frame when PS_POLL is received. This fixes a bug in P2P GO behavior when sending a GO Discoverability Request to a client that is in sleep mode. kvalo: indentation fixes Signed-off-by: Thirumalai Pachamuthu Signed-off-by: Naveen Gangadharan Signed-off-by: Aarthi Thiruvengadam Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath6kl/txrx.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'drivers/net/wireless/ath/ath6kl/txrx.c') diff --git a/drivers/net/wireless/ath/ath6kl/txrx.c b/drivers/net/wireless/ath/ath6kl/txrx.c index 87d46460a524..633637ace661 100644 --- a/drivers/net/wireless/ath/ath6kl/txrx.c +++ b/drivers/net/wireless/ath/ath6kl/txrx.c @@ -1417,8 +1417,33 @@ void ath6kl_rx(struct htc_target *target, struct htc_packet *packet) if (!(conn->sta_flags & STA_PS_SLEEP)) { struct sk_buff *skbuff = NULL; bool is_apsdq_empty; + struct ath6kl_mgmt_buff *mgmt; + u8 idx; spin_lock_bh(&conn->psq_lock); + while (conn->mgmt_psq_len > 0) { + mgmt = list_first_entry( + &conn->mgmt_psq, + struct ath6kl_mgmt_buff, + list); + list_del(&mgmt->list); + conn->mgmt_psq_len--; + spin_unlock_bh(&conn->psq_lock); + idx = vif->fw_vif_idx; + + ath6kl_wmi_send_mgmt_cmd(ar->wmi, + idx, + mgmt->id, + mgmt->freq, + mgmt->wait, + mgmt->buf, + mgmt->len, + mgmt->no_cck); + + kfree(mgmt); + spin_lock_bh(&conn->psq_lock); + } + conn->mgmt_psq_len = 0; while ((skbuff = skb_dequeue(&conn->psq))) { spin_unlock_bh(&conn->psq_lock); ath6kl_data_tx(skbuff, vif->ndev); -- cgit