From: Aditya Kumar Singh Date: Tue, 4 Feb 2025 17:05:14 +0000 (+0530) Subject: wifi: ath12k: handle link removal in change_vif_links() X-Git-Tag: v6.15-rc1~160^2~20^2~87^2~36 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=81e4be30544ee7e8da80e9aae7acd69d3be6d05a;p=thirdparty%2Fkernel%2Fstable.git wifi: ath12k: handle link removal in change_vif_links() Currently, the link interface is deleted during channel unassignment, which does not align with mac80211 link handling. Therefore, add changes to only perform vdev stop during channel unassignment. The actual vdev deletion will occur in change_vif_links(). Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1 Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00130-QCAHKSWPL_SILICONZ-1.97421.5 # Nicolas Escande Signed-off-by: Aditya Kumar Singh Reviewed-by: Vasanthakumar Thiagarajan Tested-by: Nicolas Escande Link: https://patch.msgid.link/20250204-unlink_link_arvif_from_chanctx-v2-8-764fb5973c1a@oss.qualcomm.com Signed-off-by: Jeff Johnson --- diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 156ea7a975d91..c9f7bea4e04a9 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -3602,6 +3602,7 @@ ath12k_mac_op_change_vif_links(struct ieee80211_hw *hw, struct ieee80211_bss_conf *ol[IEEE80211_MLD_MAX_NUM_LINKS]) { struct ath12k_vif *ahvif = ath12k_vif_to_ahvif(vif); + unsigned long to_remove = old_links & ~new_links; unsigned long to_add = ~old_links & new_links; struct ath12k_hw *ah = ath12k_hw_to_ah(hw); struct ath12k_link_vif *arvif; @@ -3626,6 +3627,21 @@ ath12k_mac_op_change_vif_links(struct ieee80211_hw *hw, return -EINVAL; } + for_each_set_bit(link_id, &to_remove, IEEE80211_MLD_MAX_NUM_LINKS) { + arvif = wiphy_dereference(hw->wiphy, ahvif->link[link_id]); + if (WARN_ON(!arvif)) + return -EINVAL; + + if (!arvif->is_created) + continue; + + if (WARN_ON(!arvif->ar)) + return -EINVAL; + + ath12k_mac_remove_link_interface(hw, arvif); + ath12k_mac_unassign_link_vif(arvif); + } + return 0; } @@ -9444,9 +9460,6 @@ ath12k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, if (ahvif->vdev_type != WMI_VDEV_TYPE_MONITOR && ar->num_started_vdevs == 1 && ar->monitor_vdev_created) ath12k_mac_monitor_stop(ar); - - ath12k_mac_remove_link_interface(hw, arvif); - ath12k_mac_unassign_link_vif(arvif); } static int