diff options
Diffstat (limited to 'sys/net80211/ieee80211_power.c')
| -rw-r--r-- | sys/net80211/ieee80211_power.c | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/sys/net80211/ieee80211_power.c b/sys/net80211/ieee80211_power.c index 812cd70..4542ec5 100644 --- a/sys/net80211/ieee80211_power.c +++ b/sys/net80211/ieee80211_power.c @@ -38,7 +38,6 @@ __FBSDID("$FreeBSD$"); #include <sys/socket.h> #include <net/if.h> -#include <net/if_var.h> #include <net/if_media.h> #include <net/ethernet.h> @@ -555,108 +554,3 @@ ieee80211_sta_pwrsave(struct ieee80211vap *vap, int enable) ieee80211_send_nulldata(ieee80211_ref_node(ni)); } } - -/* - * Handle being notified that we have data available for us in a TIM/ATIM. - * - * This may schedule a transition from _SLEEP -> _RUN if it's appropriate. - * - * In STA mode, we may have put to sleep during scan and need to be dragged - * back out of powersave mode. - */ -void -ieee80211_sta_tim_notify(struct ieee80211vap *vap, int set) -{ - struct ieee80211com *ic = vap->iv_ic; - - /* - * Schedule the driver state change. It'll happen at some point soon. - * Since the hardware shouldn't know that we're running just yet - * (and thus tell the peer that we're awake before we actually wake - * up said hardware), we leave the actual node state transition - * up to the transition to RUN. - * - * XXX TODO: verify that the transition to RUN will wake up the - * BSS node! - */ - IEEE80211_LOCK(vap->iv_ic); - if (set == 1 && vap->iv_state == IEEE80211_S_SLEEP) { - ieee80211_new_state_locked(vap, IEEE80211_S_RUN, 0); - IEEE80211_DPRINTF(vap, IEEE80211_MSG_POWER, - "%s: TIM=%d; wakeup\n", __func__, set); - } else if ((set == 1) && (ic->ic_flags_ext & IEEE80211_FEXT_BGSCAN)) { - /* - * XXX only do this if we're in RUN state? - */ - IEEE80211_DPRINTF(vap, IEEE80211_MSG_POWER, - "%s: wake up from bgscan vap sleep\n", - __func__); - /* - * We may be in BGSCAN mode - this means the VAP is is in STA - * mode powersave. If it is, we need to wake it up so we - * can process outbound traffic. - */ - vap->iv_sta_ps(vap, 0); - } - IEEE80211_UNLOCK(vap->iv_ic); -} - -/* - * Timer check on whether the VAP has had any transmit activity. - * - * This may schedule a transition from _RUN -> _SLEEP if it's appropriate. - */ -void -ieee80211_sta_ps_timer_check(struct ieee80211vap *vap) -{ - struct ieee80211com *ic = vap->iv_ic; - - /* XXX lock assert */ - - /* For no, only do this in STA mode */ - if (! (vap->iv_caps & IEEE80211_C_SWSLEEP)) - goto out; - - if (vap->iv_opmode != IEEE80211_M_STA) - goto out; - - /* If we're not at run state, bail */ - if (vap->iv_state != IEEE80211_S_RUN) - goto out; - - IEEE80211_DPRINTF(vap, IEEE80211_MSG_POWER, - "%s: lastdata=%llu, ticks=%llu\n", - __func__, (unsigned long long) ic->ic_lastdata, - (unsigned long long) ticks); - - /* If powersave is disabled on the VAP, don't bother */ - if (! (vap->iv_flags & IEEE80211_F_PMGTON)) - goto out; - - /* If we've done any data within our idle interval, bail */ - /* XXX hard-coded to one second for now, ew! */ - if (time_after(ic->ic_lastdata + 500, ticks)) - goto out; - - /* - * Signify we're going into power save and transition the - * node to powersave. - */ - if ((vap->iv_bss->ni_flags & IEEE80211_NODE_PWR_MGT) == 0) - vap->iv_sta_ps(vap, 1); - - /* - * XXX The driver has to handle the fact that we're going - * to sleep but frames may still be transmitted; - * hopefully it and/or us will do the right thing and mark any - * transmitted frames with PWRMGT set to 1. - */ - ieee80211_new_state_locked(vap, IEEE80211_S_SLEEP, 0); - - IEEE80211_DPRINTF(vap, IEEE80211_MSG_POWER, - "%s: time delta=%d msec\n", __func__, - (int) ticks_to_msecs(ticks - ic->ic_lastdata)); - -out: - return; -} |
