mac80211: update brcmfmac to the latest version

This also adds one patchset of pending changes that fix support for
multiple interfaces. It was somehow broken.
Driver couldn't correctly match firmware and system interfaces resulting
in not working APs and WARNINGs.

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

git-svn-id: svn://svn.openwrt.org/openwrt/branches/chaos_calmer@46736 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 87 insertions, 0 deletions

diff --git a/package/kernel/mac80211/patches/393-0003-brcmfmac-add-debugfs-entry-for-msgbuf-statistics.patch b/package/kernel/mac80211/patches/393-0003-brcmfmac-add-debugfs-entry-for-msgbuf-statistics.patch
new file mode 100644
index 0000000000..9768ef2771
--- /dev/null
+++ b/package/kernel/mac80211/patches/393-0003-brcmfmac-add-debugfs-entry-for-msgbuf-statistics.patch
@@ -0,0 +1,87 @@
+From: Franky Lin <frankyl@broadcom.com>
+Date: Thu, 20 Aug 2015 22:06:04 +0200
+Subject: [PATCH] brcmfmac: add debugfs entry for msgbuf statistics
+
+Expose ring buffer read/write pointers and other useful statistics
+through debugfs.
+
+Reviewed-by: Arend Van Spriel <arend@broadcom.com>
+Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
+Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
+Signed-off-by: Franky Lin <frankyl@broadcom.com>
+Signed-off-by: Arend van Spriel <arend@broadcom.com>
+Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
+---
+
+--- a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
++++ b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
+@@ -1360,6 +1360,60 @@ void brcmf_msgbuf_delete_flowring(struct
+ 	}
+ }
+ 
++#ifdef DEBUG
++static int brcmf_msgbuf_stats_read(struct seq_file *seq, void *data)
++{
++	struct brcmf_bus *bus_if = dev_get_drvdata(seq->private);
++	struct brcmf_pub *drvr = bus_if->drvr;
++	struct brcmf_msgbuf *msgbuf = (struct brcmf_msgbuf *)drvr->proto->pd;
++	struct brcmf_commonring *commonring;
++	u16 i;
++	struct brcmf_flowring_ring *ring;
++	struct brcmf_flowring_hash *hash;
++
++	commonring = msgbuf->commonrings[BRCMF_H2D_MSGRING_CONTROL_SUBMIT];
++	seq_printf(seq, "h2d_ctl_submit: rp %4u, wp %4u, depth %4u\n",
++		   commonring->r_ptr, commonring->w_ptr, commonring->depth);
++	commonring = msgbuf->commonrings[BRCMF_H2D_MSGRING_RXPOST_SUBMIT];
++	seq_printf(seq, "h2d_rx_submit:  rp %4u, wp %4u, depth %4u\n",
++		   commonring->r_ptr, commonring->w_ptr, commonring->depth);
++	commonring = msgbuf->commonrings[BRCMF_D2H_MSGRING_CONTROL_COMPLETE];
++	seq_printf(seq, "d2h_ctl_cmplt:  rp %4u, wp %4u, depth %4u\n",
++		   commonring->r_ptr, commonring->w_ptr, commonring->depth);
++	commonring = msgbuf->commonrings[BRCMF_D2H_MSGRING_TX_COMPLETE];
++	seq_printf(seq, "d2h_tx_cmplt:   rp %4u, wp %4u, depth %4u\n",
++		   commonring->r_ptr, commonring->w_ptr, commonring->depth);
++	commonring = msgbuf->commonrings[BRCMF_D2H_MSGRING_RX_COMPLETE];
++	seq_printf(seq, "d2h_rx_cmplt:   rp %4u, wp %4u, depth %4u\n",
++		   commonring->r_ptr, commonring->w_ptr, commonring->depth);
++
++	seq_printf(seq, "\nh2d_flowrings: depth %u\n",
++		   BRCMF_H2D_TXFLOWRING_MAX_ITEM);
++	seq_puts(seq, "Active flowrings:\n");
++	hash = msgbuf->flow->hash;
++	for (i = 0; i < msgbuf->flow->nrofrings; i++) {
++		if (!msgbuf->flow->rings[i])
++			continue;
++		ring = msgbuf->flow->rings[i];
++		if (ring->status != RING_OPEN)
++			continue;
++		commonring = msgbuf->flowrings[i];
++		hash = &msgbuf->flow->hash[ring->hash_id];
++		seq_printf(seq, "id %3u: rp %4u, wp %4u, qlen %4u, blocked %u\n"
++				"        ifidx %u, fifo %u, da %pM\n",
++				i, commonring->r_ptr, commonring->w_ptr,
++				skb_queue_len(&ring->skblist), ring->blocked,
++				hash->ifidx, hash->fifo, hash->mac);
++	}
++
++	return 0;
++}
++#else
++static int brcmf_msgbuf_stats_read(struct seq_file *seq, void *data)
++{
++	return 0;
++}
++#endif
+ 
+ int brcmf_proto_msgbuf_attach(struct brcmf_pub *drvr)
+ {
+@@ -1460,6 +1514,8 @@ int brcmf_proto_msgbuf_attach(struct brc
+ 	spin_lock_init(&msgbuf->flowring_work_lock);
+ 	INIT_LIST_HEAD(&msgbuf->work_queue);
+ 
++	brcmf_debugfs_add_entry(drvr, "msgbuf_stats", brcmf_msgbuf_stats_read);
++
+ 	return 0;
+ 
+ fail: