Commit 1d870162 authored by Felix Fietkau's avatar Felix Fietkau Committed by Johannes Berg
Browse files

mac80211: support fast-rx with incompatible PS capabilities when PS is disabled 



When powersave is disabled for the interface, we can do fast-rx anyway.

Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
[fixed indentation on one line]
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 59cae5b9

net/mac80211/cfg.c

+1 −0
Original line number Diff line number Diff line
@@ -2685,6 +2685,7 @@ static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, 


	ieee80211_recalc_ps(local);

	ieee80211_recalc_ps_vif(sdata);

	ieee80211_check_fast_rx_iface(sdata);



	return 0;

}

net/mac80211/rx.c

+11 −6
Original line number Diff line number Diff line
@@ -3750,12 +3750,7 @@ void ieee80211_check_fast_rx(struct sta_info *sta) 
		/* 4-addr is harder to deal with, later maybe */

		if (sdata->u.mgd.use_4addr)

			goto clear;

		/* software powersave is a huge mess, avoid all of it */

		if (ieee80211_hw_check(&local->hw, PS_NULLFUNC_STACK))

			goto clear;

		if (ieee80211_hw_check(&local->hw, SUPPORTS_PS) &&

		    !ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS))

			goto clear;



		if (sta->sta.tdls) {

			fastrx.da_offs = offsetof(struct ieee80211_hdr, addr1);

			fastrx.sa_offs = offsetof(struct ieee80211_hdr, addr2);
@@ -3767,6 +3762,16 @@ void ieee80211_check_fast_rx(struct sta_info *sta) 
			fastrx.expected_ds_bits =

				cpu_to_le16(IEEE80211_FCTL_FROMDS);

		}



		if (!sdata->u.mgd.powersave)

			break;



		/* software powersave is a huge mess, avoid all of it */

		if (ieee80211_hw_check(&local->hw, PS_NULLFUNC_STACK))

			goto clear;

		if (ieee80211_hw_check(&local->hw, SUPPORTS_PS) &&

		    !ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS))

			goto clear;

		break;

	case NL80211_IFTYPE_AP_VLAN:

	case NL80211_IFTYPE_AP:

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