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authorJohannes Berg <johannes.berg@intel.com>2012-03-28 11:04:26 +0200
committerJohn W. Linville <linville@tuxdriver.com>2012-04-10 14:54:10 -0400
commitded81f6ba934e792e441f20178683608cbc0b5cb (patch)
tree61f464547c5eb15cbb8496a92220a2ceae40cda9 /net/mac80211/iface.c
parent54bcbc695e2ca88e1c8f05a93d38a04ac6b1aa0e (diff)
mac80211: decouple # of netdev queues from HW queues
When we get more hardware queues, we'll still want to only have netdev queues per AC, so set it up in that way. If the hardware doesn't support QoS (by not supporting at least 4 queues) the netdevs get a single queue only (this is no change in behavior as there are no drivers with 2 or 3 queues today.) Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/iface.c')
-rw-r--r--net/mac80211/iface.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 401c01f0731e..efa9409865ac 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -1133,11 +1133,15 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
struct net_device *ndev;
struct ieee80211_sub_if_data *sdata = NULL;
int ret, i;
+ int txqs = 1;
ASSERT_RTNL();
+ if (local->hw.queues >= IEEE80211_NUM_ACS)
+ txqs = IEEE80211_NUM_ACS;
+
ndev = alloc_netdev_mqs(sizeof(*sdata) + local->hw.vif_data_size,
- name, ieee80211_if_setup, local->hw.queues, 1);
+ name, ieee80211_if_setup, txqs, 1);
if (!ndev)
return -ENOMEM;
dev_net_set(ndev, wiphy_net(local->hw.wiphy));