mac80211: add pending brcmfmac patches fixing multiple interfaces

So far support for multiple interface was somehow broken in brcmfmac.
Driver couldn't correctly match firmware and system interfaces resulting
in not working APs and WARNINGs. This pending patches fixes that :)

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 46734

1 files changed, 122 insertions, 0 deletions

diff --git a/package/kernel/mac80211/patches/325-brcmfmac-pass-struct-brcmf_if-instance-in-brcmf_txfi.patch b/package/kernel/mac80211/patches/325-brcmfmac-pass-struct-brcmf_if-instance-in-brcmf_txfi.patch
new file mode 100644
index 0000000000..23a7b6f1c8
--- /dev/null
+++ b/package/kernel/mac80211/patches/325-brcmfmac-pass-struct-brcmf_if-instance-in-brcmf_txfi.patch
@@ -0,0 +1,122 @@
+From: Arend van Spriel <arend@broadcom.com>
+Date: Wed, 26 Aug 2015 22:14:59 +0200
+Subject: [PATCH] brcmfmac: pass struct brcmf_if instance in
+ brcmf_txfinalize()
+
+Most call sites of brcmf_txfinalize already have struct brcmf_if
+instance so pass that to brcmf_txfinalize() as the function
+needs it anyway.
+
+Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
+Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
+Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
+Signed-off-by: Arend van Spriel <arend@broadcom.com>
+---
+
+--- a/drivers/net/wireless/brcm80211/brcmfmac/core.c
++++ b/drivers/net/wireless/brcm80211/brcmfmac/core.c
+@@ -560,17 +560,11 @@ void brcmf_rx_frame(struct device *dev,
+ 		brcmf_netif_rx(ifp, skb);
+ }
+ 
+-void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp, u8 ifidx,
+-		      bool success)
++void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success)
+ {
+-	struct brcmf_if *ifp;
+ 	struct ethhdr *eh;
+ 	u16 type;
+ 
+-	ifp = drvr->iflist[ifidx];
+-	if (!ifp)
+-		goto done;
+-
+ 	eh = (struct ethhdr *)(txp->data);
+ 	type = ntohs(eh->h_proto);
+ 
+@@ -582,7 +576,7 @@ void brcmf_txfinalize(struct brcmf_pub *
+ 
+ 	if (!success)
+ 		ifp->stats.tx_errors++;
+-done:
++
+ 	brcmu_pkt_buf_free_skb(txp);
+ }
+ 
+@@ -600,7 +594,7 @@ void brcmf_txcomplete(struct device *dev
+ 		if (brcmf_proto_hdrpull(drvr, false, txp, &ifp))
+ 			brcmu_pkt_buf_free_skb(txp);
+ 		else
+-			brcmf_txfinalize(drvr, txp, ifp->ifidx, success);
++			brcmf_txfinalize(ifp, txp, success);
+ 	}
+ }
+ 
+--- a/drivers/net/wireless/brcm80211/brcmfmac/core.h
++++ b/drivers/net/wireless/brcm80211/brcmfmac/core.h
+@@ -210,8 +210,7 @@ void brcmf_remove_interface(struct brcmf
+ int brcmf_get_next_free_bsscfgidx(struct brcmf_pub *drvr);
+ void brcmf_txflowblock_if(struct brcmf_if *ifp,
+ 			  enum brcmf_netif_stop_reason reason, bool state);
+-void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp, u8 ifidx,
+-		      bool success);
++void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success);
+ void brcmf_netif_rx(struct brcmf_if *ifp, struct sk_buff *skb);
+ 
+ /* Sets dongle media info (drv_version, mac address). */
+--- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
++++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
+@@ -1506,7 +1506,7 @@ brcmf_fws_txs_process(struct brcmf_fws_i
+ 		ret = brcmf_fws_txstatus_suppressed(fws, fifo, skb, ifp->ifidx,
+ 						    genbit, seq);
+ 	if (remove_from_hanger || ret)
+-		brcmf_txfinalize(fws->drvr, skb, ifp->ifidx, true);
++		brcmf_txfinalize(ifp, skb, true);
+ 
+ 	return 0;
+ }
+@@ -1905,7 +1905,7 @@ int brcmf_fws_process_skb(struct brcmf_i
+ 	if (fws->avoid_queueing) {
+ 		rc = brcmf_proto_txdata(drvr, ifp->ifidx, 0, skb);
+ 		if (rc < 0)
+-			brcmf_txfinalize(drvr, skb, ifp->ifidx, false);
++			brcmf_txfinalize(ifp, skb, false);
+ 		return rc;
+ 	}
+ 
+@@ -1929,7 +1929,7 @@ int brcmf_fws_process_skb(struct brcmf_i
+ 		brcmf_fws_schedule_deq(fws);
+ 	} else {
+ 		brcmf_err("drop skb: no hanger slot\n");
+-		brcmf_txfinalize(drvr, skb, ifp->ifidx, false);
++		brcmf_txfinalize(ifp, skb, false);
+ 		rc = -ENOMEM;
+ 	}
+ 	brcmf_fws_unlock(fws);
+@@ -2009,8 +2009,9 @@ static void brcmf_fws_dequeue_worker(str
+ 				ret = brcmf_proto_txdata(drvr, ifidx, 0, skb);
+ 				brcmf_fws_lock(fws);
+ 				if (ret < 0)
+-					brcmf_txfinalize(drvr, skb, ifidx,
+-							 false);
++					brcmf_txfinalize(brcmf_get_ifp(drvr,
++								       ifidx),
++							 skb, false);
+ 				if (fws->bus_flow_blocked)
+ 					break;
+ 			}
+--- a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
++++ b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
+@@ -873,7 +873,11 @@ brcmf_msgbuf_process_txstatus(struct brc
+ 	commonring = msgbuf->flowrings[flowid];
+ 	atomic_dec(&commonring->outstanding_tx);
+ 
+-	brcmf_txfinalize(msgbuf->drvr, skb, tx_status->msg.ifidx, true);
++	/* Hante: i believe this was a bug as tx_status->msg.ifidx was used
++	 * in brcmf_txfinalize as index in drvr->iflist. Can you confirm/deny?
++	 */
++	brcmf_txfinalize(brcmf_get_ifp(msgbuf->drvr, tx_status->msg.ifidx),
++			 skb, true);
+ }
+ 
+