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authorStanislaw Gruszka <sgruszka@redhat.com>2013-02-28 09:49:11 +0100
committerJohannes Berg <johannes.berg@intel.com>2013-03-06 16:35:54 +0100
commit30c97120c6c7893e5c6857a16229699b2b79dfbe (patch)
tree934946545b5e0570181f0d664eee6a899db4b1d0
parent098b8afbf23502041c091463aea10a91b735c4cf (diff)
downloadop-kernel-dev-30c97120c6c7893e5c6857a16229699b2b79dfbe.zip
op-kernel-dev-30c97120c6c7893e5c6857a16229699b2b79dfbe.tar.gz
mac80211: remove napi
Since two years no mac80211 driver implement support for NAPI. Looks this feature is unneeded, so remove it from generic mac80211 code. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
-rw-r--r--net/mac80211/ieee80211_i.h5
-rw-r--r--net/mac80211/iface.c4
-rw-r--r--net/mac80211/main.c30
3 files changed, 0 insertions, 39 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 2518f04..6808797 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1139,11 +1139,6 @@ struct ieee80211_local {
struct ieee80211_sub_if_data __rcu *p2p_sdata;
- /* dummy netdev for use w/ NAPI */
- struct net_device napi_dev;
-
- struct napi_struct napi;
-
/* virtual monitor interface */
struct ieee80211_sub_if_data __rcu *monitor_sdata;
struct cfg80211_chan_def monitor_chandef;
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index baaa860..1ee10cd 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -485,8 +485,6 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
res = drv_start(local);
if (res)
goto err_del_bss;
- if (local->ops->napi_poll)
- napi_enable(&local->napi);
/* we're brought up, everything changes */
hw_reconf_flags = ~0;
ieee80211_led_radio(local, true);
@@ -857,8 +855,6 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata,
ieee80211_recalc_ps(local, -1);
if (local->open_count == 0) {
- if (local->ops->napi_poll)
- napi_disable(&local->napi);
ieee80211_clear_tx_pending(local);
ieee80211_stop_device(local);
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 7855472..a55a707 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -399,30 +399,6 @@ static int ieee80211_ifa6_changed(struct notifier_block *nb,
}
#endif
-static int ieee80211_napi_poll(struct napi_struct *napi, int budget)
-{
- struct ieee80211_local *local =
- container_of(napi, struct ieee80211_local, napi);
-
- return local->ops->napi_poll(&local->hw, budget);
-}
-
-void ieee80211_napi_schedule(struct ieee80211_hw *hw)
-{
- struct ieee80211_local *local = hw_to_local(hw);
-
- napi_schedule(&local->napi);
-}
-EXPORT_SYMBOL(ieee80211_napi_schedule);
-
-void ieee80211_napi_complete(struct ieee80211_hw *hw)
-{
- struct ieee80211_local *local = hw_to_local(hw);
-
- napi_complete(&local->napi);
-}
-EXPORT_SYMBOL(ieee80211_napi_complete);
-
/* There isn't a lot of sense in it, but you can transmit anything you like */
static const struct ieee80211_txrx_stypes
ieee80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
@@ -686,9 +662,6 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
skb_queue_head_init(&local->skb_queue);
skb_queue_head_init(&local->skb_queue_unreliable);
- /* init dummy netdev for use w/ NAPI */
- init_dummy_netdev(&local->napi_dev);
-
ieee80211_led_names(local);
ieee80211_roc_setup(local);
@@ -1043,9 +1016,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
goto fail_ifa6;
#endif
- netif_napi_add(&local->napi_dev, &local->napi, ieee80211_napi_poll,
- local->hw.napi_weight);
-
return 0;
#if IS_ENABLED(CONFIG_IPV6)
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