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mac80211: move dynamic PS timeout to hardware config

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This will be needed for drivers that set the
IEEE80211_HW_NO_STACK_DYNAMIC_PS flag and still
want to handle dynamic PS.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Reviewed-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2009-01-06 18:13:18 +01:00 committed by John W. Linville
parent e9aeabaeb9
commit 46f2c4bd7e
5 changed files with 20 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
include/net/mac80211.h
View File

@ -515,6 +515,7 @@ static inline int __deprecated __IEEE80211_CONF_SHORT_SLOT_TIME(void)
* @IEEE80211_CONF_CHANGE_LISTEN_INTERVAL: the listen interval changed
* @IEEE80211_CONF_CHANGE_RADIOTAP: the radiotap flag changed
* @IEEE80211_CONF_CHANGE_PS: the PS flag changed
* @IEEE80211_CONF_CHANGE_DYNPS_TIMEOUT: the dynamic PS timeout changed
* @IEEE80211_CONF_CHANGE_POWER: the TX power changed
* @IEEE80211_CONF_CHANGE_CHANNEL: the channel/channel_type changed
* @IEEE80211_CONF_CHANGE_RETRY_LIMITS: retry limits changed
@ -525,9 +526,10 @@ enum ieee80211_conf_changed {
IEEE80211_CONF_CHANGE_LISTEN_INTERVAL = BIT(2),
IEEE80211_CONF_CHANGE_RADIOTAP = BIT(3),
IEEE80211_CONF_CHANGE_PS = BIT(4),
IEEE80211_CONF_CHANGE_POWER = BIT(5),
IEEE80211_CONF_CHANGE_CHANNEL = BIT(6),
IEEE80211_CONF_CHANGE_RETRY_LIMITS = BIT(7),
IEEE80211_CONF_CHANGE_DYNPS_TIMEOUT = BIT(5),
IEEE80211_CONF_CHANGE_POWER = BIT(6),
IEEE80211_CONF_CHANGE_CHANNEL = BIT(7),
IEEE80211_CONF_CHANGE_RETRY_LIMITS = BIT(8),
};
/**
@ -540,6 +542,7 @@ enum ieee80211_conf_changed {
* @listen_interval: listen interval in units of beacon interval
* @flags: configuration flags defined above
* @power_level: requested transmit power (in dBm)
* @dynamic_ps_timeout: dynamic powersave timeout (in ms)
* @channel: the channel to tune to
* @channel_type: the channel (HT) type
* @long_frame_max_tx_count: Maximum number of transmissions for a "long" frame
@ -552,7 +555,7 @@ enum ieee80211_conf_changed {
struct ieee80211_conf {
int beacon_int;
u32 flags;
int power_level;
int power_level, dynamic_ps_timeout;
u16 listen_interval;
bool radio_enabled;

1
net/mac80211/ieee80211_i.h
View File

@ -700,7 +700,6 @@ struct ieee80211_local {
unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */
bool powersave;
int dynamic_ps_timeout;
struct work_struct dynamic_ps_enable_work;
struct work_struct dynamic_ps_disable_work;
struct timer_list dynamic_ps_timer;

5
net/mac80211/mlme.c
View File

@ -777,9 +777,10 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
if (local->powersave &&
!(local->hw.flags & IEEE80211_HW_NO_STACK_DYNAMIC_PS)) {
if (local->dynamic_ps_timeout > 0)
if (local->hw.conf.dynamic_ps_timeout > 0)
mod_timer(&local->dynamic_ps_timer, jiffies +
msecs_to_jiffies(local->dynamic_ps_timeout));
msecs_to_jiffies(
local->hw.conf.dynamic_ps_timeout));
else {
ieee80211_send_nullfunc(local, sdata, 1);
conf->flags |= IEEE80211_CONF_PS;

4
net/mac80211/tx.c
View File

@ -1296,7 +1296,7 @@ int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
if (!(local->hw.flags & IEEE80211_HW_NO_STACK_DYNAMIC_PS) &&
local->dynamic_ps_timeout > 0) {
local->hw.conf.dynamic_ps_timeout > 0) {
if (local->hw.conf.flags & IEEE80211_CONF_PS) {
ieee80211_stop_queues_by_reason(&local->hw,
IEEE80211_QUEUE_STOP_REASON_PS);
@ -1305,7 +1305,7 @@ int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
mod_timer(&local->dynamic_ps_timer, jiffies +
msecs_to_jiffies(local->dynamic_ps_timeout));
msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
}
memset(info, 0, sizeof(*info));

14
net/mac80211/wext.c
View File

@ -863,17 +863,19 @@ static int ieee80211_ioctl_siwpower(struct net_device *dev,
timeout = wrq->value / 1000;
set:
if (ps == local->powersave && timeout == local->dynamic_ps_timeout)
if (ps == local->powersave && timeout == conf->dynamic_ps_timeout)
return ret;
local->powersave = ps;
local->dynamic_ps_timeout = timeout;
conf->dynamic_ps_timeout = timeout;
if (!(local->hw.flags & IEEE80211_HW_NO_STACK_DYNAMIC_PS) &&
(sdata->u.sta.flags & IEEE80211_STA_ASSOCIATED)) {
if (local->dynamic_ps_timeout > 0)
if (local->hw.flags & IEEE80211_HW_NO_STACK_DYNAMIC_PS) {
ret = ieee80211_hw_config(local,
IEEE80211_CONF_CHANGE_DYNPS_TIMEOUT);
} else if (sdata->u.sta.flags & IEEE80211_STA_ASSOCIATED) {
if (conf->dynamic_ps_timeout > 0)
mod_timer(&local->dynamic_ps_timer, jiffies +
msecs_to_jiffies(local->dynamic_ps_timeout));
msecs_to_jiffies(conf->dynamic_ps_timeout));
else {
if (local->powersave) {
ieee80211_send_nullfunc(local, sdata, 1);