diff options
author | Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com> | 2014-12-23 08:47:15 +0100 |
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committer | Kalle Valo <kvalo@codeaurora.org> | 2015-01-15 13:31:31 +0100 |
commit | 54ed90a826e088ee3883ae6437d0aa5adf87f972 (patch) | |
tree | f565c25705151a620f495918456a4c797b23ea90 /drivers/net/wireless/ath/wil6210/txrx.c | |
parent | wil6210: use bitmap API for "status" (diff) | |
download | linux-54ed90a826e088ee3883ae6437d0aa5adf87f972.tar.xz linux-54ed90a826e088ee3883ae6437d0aa5adf87f972.zip |
wil6210: fix Tx VRING for STA mode
In STA mode, all Tx should be directed to the same VRING towards the AP.
Thus, look up for the 1-st eligible VRING and use it.
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/txrx.c')
-rw-r--r-- | drivers/net/wireless/ath/wil6210/txrx.c | 46 |
1 files changed, 41 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index 33961caab509..4c145eea9c32 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -777,6 +777,38 @@ static void wil_set_da_for_vring(struct wil6210_priv *wil, static int wil_tx_vring(struct wil6210_priv *wil, struct vring *vring, struct sk_buff *skb); + +static struct vring *wil_find_tx_vring_sta(struct wil6210_priv *wil, + struct sk_buff *skb) +{ + struct vring *v; + int i; + u8 cid; + + /* In the STA mode, it is expected to have only 1 VRING + * for the AP we connected to. + * find 1-st vring and see whether it is eligible for data + */ + for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) { + v = &wil->vring_tx[i]; + if (!v->va) + continue; + + cid = wil->vring2cid_tid[i][0]; + if (!wil->sta[cid].data_port_open && + (skb->protocol != cpu_to_be16(ETH_P_PAE))) + break; + + wil_dbg_txrx(wil, "Tx -> ring %d\n", i); + + return v; + } + + wil_dbg_txrx(wil, "Tx while no vrings active?\n"); + + return NULL; +} + /* * Find 1-st vring and return it; set dest address for this vring in skb * duplicate skb and send it to other active vrings @@ -1056,15 +1088,19 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) pr_once_fw = false; /* find vring */ - if (is_unicast_ether_addr(eth->h_dest)) - vring = wil_find_tx_vring(wil, skb); - else - vring = wil_tx_bcast(wil, skb); + if (wil->wdev->iftype == NL80211_IFTYPE_STATION) { + /* in STA mode (ESS), all to same VRING */ + vring = wil_find_tx_vring_sta(wil, skb); + } else { /* direct communication, find matching VRING */ + if (is_unicast_ether_addr(eth->h_dest)) + vring = wil_find_tx_vring(wil, skb); + else + vring = wil_tx_bcast(wil, skb); + } if (!vring) { wil_dbg_txrx(wil, "No Tx VRING found for %pM\n", eth->h_dest); goto drop; } - /* set up vring entry */ rc = wil_tx_vring(wil, vring, skb); |