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authorLuiz Augusto von Dentz <luiz.von.dentz@intel.com>2017-04-11 21:21:00 +0200
committerMarcel Holtmann <marcel@holtmann.org>2017-04-12 22:02:40 +0200
commitf183e52b8ef3d62c795b0fe2228400ac48f6cae6 (patch)
tree31ca69983eec5ebd813ff543eec2a4f592df44e0 /net/bluetooth/6lowpan.c
parentBluetooth: 6lowpan: Don't drop packets when run out of credits (diff)
downloadlinux-f183e52b8ef3d62c795b0fe2228400ac48f6cae6.tar.xz
linux-f183e52b8ef3d62c795b0fe2228400ac48f6cae6.zip
Bluetooth: 6lowpan: Use netif APIs to flow control
Rely on netif_wake_queue and netif_stop_queue to flow control when transmit resources are unavailable. Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com> Acked-by: Jukka Rissanen <jukka.rissanen@linux.intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth/6lowpan.c')
-rw-r--r--net/bluetooth/6lowpan.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index 22bd936ed2ce..dc7fda307b15 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -867,12 +867,28 @@ static struct sk_buff *chan_alloc_skb_cb(struct l2cap_chan *chan,
static void chan_suspend_cb(struct l2cap_chan *chan)
{
+ struct lowpan_btle_dev *dev;
+
BT_DBG("chan %p suspend", chan);
+
+ dev = lookup_dev(chan->conn);
+ if (!dev || !dev->netdev)
+ return;
+
+ netif_stop_queue(dev->netdev);
}
static void chan_resume_cb(struct l2cap_chan *chan)
{
+ struct lowpan_btle_dev *dev;
+
BT_DBG("chan %p resume", chan);
+
+ dev = lookup_dev(chan->conn);
+ if (!dev || !dev->netdev)
+ return;
+
+ netif_wake_queue(dev->netdev);
}
static long chan_get_sndtimeo_cb(struct l2cap_chan *chan)