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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>
This commit is contained in:
Stanislaw Gruszka 2013-02-28 09:49:11 +01:00 committed by Johannes Berg
parent 098b8afbf2
commit 30c97120c6
3 changed files with 0 additions and 39 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
net/mac80211/ieee80211_i.h
View File

@ -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;

4
net/mac80211/iface.c
View File

@ -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);

30
net/mac80211/main.c
View File

@ -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)