Commit 01afc6fe authored by Thomas Pedersen's avatar Thomas Pedersen Committed by Johannes Berg
Browse files

mac80211_hwsim: add power save support 



Advertise the correct flags to mac80211 to indicate PS
trigger frames and frame buffering should be handled by
mac80211. This means mac80211_hwsim will now also have to
release buffered multicast frames after a (DTIM) beacon.

Leave STA power save disabled by default since it causes
several p2p, scanning, and rrm hostap tests to fail.

Signed-off-by: default avatarThomas Pedersen <thomas@adapt-ip.com>
Link: https://lore.kernel.org/r/20200114055940.18502-2-thomas@adapt-ip.com


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 5972fa15

drivers/net/wireless/mac80211_hwsim.c

+9 −0
Original line number Diff line number Diff line
@@ -1593,6 +1593,11 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac, 
	mac80211_hwsim_tx_frame(hw, skb,

				rcu_dereference(vif->chanctx_conf)->def.chan);



	while ((skb = ieee80211_get_buffered_bc(hw, vif)) != NULL) {

		mac80211_hwsim_tx_frame(hw, skb,

				rcu_dereference(vif->chanctx_conf)->def.chan);

	}



	if (vif->csa_active && ieee80211_csa_is_complete(vif))

		ieee80211_csa_finish(vif);

}
@@ -2923,11 +2928,15 @@ static int mac80211_hwsim_new_radio(struct genl_info *info, 
	ieee80211_hw_set(hw, MFP_CAPABLE);

	ieee80211_hw_set(hw, SIGNAL_DBM);

	ieee80211_hw_set(hw, SUPPORTS_PS);

	ieee80211_hw_set(hw, REPORTS_TX_ACK_STATUS);

	ieee80211_hw_set(hw, HOST_BROADCAST_PS_BUFFERING);

	ieee80211_hw_set(hw, PS_NULLFUNC_STACK);

	ieee80211_hw_set(hw, TDLS_WIDER_BW);

	if (rctbl)

		ieee80211_hw_set(hw, SUPPORTS_RC_TABLE);

	ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID);



	hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;

	hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS |

			    WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |

			    WIPHY_FLAG_AP_UAPSD |