diff options
| author | Ritesh Singh <ritesi@codeaurora.org> | 2020-11-24 17:59:14 +0200 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2020-11-24 18:04:34 +0200 |
| commit | 690ace20ff790f443c3cbaf12e1769e4eb0072db (patch) | |
| tree | 02d8cf904e98778b0650f2bd22e16ecc55d35d45 /drivers/net/wireless/ath/ath11k/wmi.c | |
| parent | 3cbbdfbed1408ba55e2deeaf913c0e735086589b (diff) | |
ath11k: peer delete synchronization with firmware
Peer creation in firmware fails, if last peer deletion
is still in progress.
Hence, add wait for the event after deleting every peer
from host driver to synchronize with firmware.
Signed-off-by: Ritesh Singh <ritesi@codeaurora.org>
Signed-off-by: Maharaja Kennadyrajan <mkenna@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1605514143-17652-3-git-send-email-mkenna@codeaurora.org
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/wmi.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/wmi.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index d1175a1c4de3..e374270b6937 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -5730,15 +5730,26 @@ static int ath11k_ready_event(struct ath11k_base *ab, struct sk_buff *skb) static void ath11k_peer_delete_resp_event(struct ath11k_base *ab, struct sk_buff *skb) { struct wmi_peer_delete_resp_event peer_del_resp; + struct ath11k *ar; if (ath11k_pull_peer_del_resp_ev(ab, skb, &peer_del_resp) != 0) { ath11k_warn(ab, "failed to extract peer delete resp"); return; } - /* TODO: Do we need to validate whether ath11k_peer_find() return NULL - * Why this is needed when there is HTT event for peer delete - */ + rcu_read_lock(); + ar = ath11k_mac_get_ar_by_vdev_id(ab, peer_del_resp.vdev_id); + if (!ar) { + ath11k_warn(ab, "invalid vdev id in peer delete resp ev %d", + peer_del_resp.vdev_id); + rcu_read_unlock(); + return; + } + + complete(&ar->peer_delete_done); + rcu_read_unlock(); + ath11k_dbg(ab, ATH11K_DBG_WMI, "peer delete resp for vdev id %d addr %pM\n", + peer_del_resp.vdev_id, peer_del_resp.peer_macaddr.addr); } static void ath11k_vdev_delete_resp_event(struct ath11k_base *ab, |