wil6210: fix for broadcast workaround in PBSS
Currently we do not have full support for broadcast from
a station inside a PBSS network.
We have a workaround where instead of broadcast we do a
unicast to every known station in the PBSS.
This workaround was performed only for P2P clients.
This fix will perform the broadcast workaround also for a
regular station inside a PBSS.
Change-Id: I3153727b3c928b4ea4cfae59f1df1d36adb9d1bb
Signed-off-by: Lior David <qca_liord@qca.qualcomm.com>
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Git-commit: a895cb8b990c12945b70f70d9e0798d587d507c0
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
Signed-off-by: Maya Erez <merez@codeaurora.org>
diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index 2737479..2bf350a 100644
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -686,6 +686,7 @@
goto out;
}
wil->privacy = sme->privacy;
+ wil->pbss = sme->pbss;
if (wil->privacy) {
/* For secure assoc, remove old keys */
diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c
index e726241..52801fe 100644
--- a/drivers/net/wireless/ath/wil6210/txrx.c
+++ b/drivers/net/wireless/ath/wil6210/txrx.c
@@ -1212,17 +1212,6 @@
return v;
}
-static struct vring *wil_find_tx_bcast(struct wil6210_priv *wil,
- struct sk_buff *skb)
-{
- struct wireless_dev *wdev = wil->wdev;
-
- if (wdev->iftype != NL80211_IFTYPE_AP)
- return wil_find_tx_bcast_2(wil, skb);
-
- return wil_find_tx_bcast_1(wil, skb);
-}
-
static int wil_tx_desc_map(struct vring_tx_desc *d, dma_addr_t pa, u32 len,
int vring_index)
{
@@ -1922,12 +1911,26 @@
pr_once_fw = false;
/* find vring */
- if (wil->wdev->iftype == NL80211_IFTYPE_STATION) {
- /* in STA mode (ESS), all to same VRING */
+ if (wil->wdev->iftype == NL80211_IFTYPE_STATION && !wil->pbss) {
+ /* in STA mode (ESS), all to same VRING (to AP) */
vring = wil_find_tx_vring_sta(wil, skb);
- } else { /* direct communication, find matching VRING */
- vring = bcast ? wil_find_tx_bcast(wil, skb) :
- wil_find_tx_ucast(wil, skb);
+ } else if (bcast) {
+ if (wil->pbss)
+ /* in pbss, no bcast VRING - duplicate skb in
+ * all stations VRINGs
+ */
+ vring = wil_find_tx_bcast_2(wil, skb);
+ else if (wil->wdev->iftype == NL80211_IFTYPE_AP)
+ /* AP has a dedicated bcast VRING */
+ vring = wil_find_tx_bcast_1(wil, skb);
+ else
+ /* unexpected combination, fallback to duplicating
+ * the skb in all stations VRINGs
+ */
+ vring = wil_find_tx_bcast_2(wil, skb);
+ } else {
+ /* unicast, find specific VRING by dest. address */
+ vring = wil_find_tx_ucast(wil, skb);
}
if (unlikely(!vring)) {
wil_dbg_txrx(wil, "No Tx VRING found for %pM\n", eth->h_dest);