From: Ben Greear <gree...@candelatech.com>
CT firmware now supports flushing all tids for all
peers for all vdevs. This appears to help the ath10k_flush
logic work faster and not cause timeouts.
Signed-off-by: Ben Greear <gree...@candelatech.com>
---
v2: No changes, just added it to the series in case it
helps justify adding the CT feature flag.
drivers/net/wireless/ath/ath10k/mac.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/net/wireless/ath/ath10k/mac.c
b/drivers/net/wireless/ath/ath10k/mac.c
index 34ec992..bde3a2f 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -3917,6 +3917,7 @@ static void ath10k_flush(struct ieee80211_hw *hw, struct
ieee80211_vif *vif,
struct ath10k *ar = hw->priv;
bool skip;
int ret;
+ u8 peer_addr[ETH_ALEN] = {0};
/* mac80211 doesn't care if we really xmit queued frames or not
* we'll collect those frames either way if we stop/delete vdevs */
@@ -3928,6 +3929,12 @@ static void ath10k_flush(struct ieee80211_hw *hw, struct
ieee80211_vif *vif,
if (ar->state == ATH10K_STATE_WEDGED)
goto skip;
+ /* If we are CT firmware, ask it to flush all tids on all peers on
+ * all vdevs. Normal firmware will just crash if you do this.
+ */
+ if (test_bit(ATH10K_FW_FEATURE_WMI_10X_CT, ar->fw_features))
+ ath10k_wmi_peer_flush(ar, 0xFFFFFFFF, peer_addr, 0xFFFFFFFF);
+
ret = wait_event_timeout(ar->htt.empty_tx_wq, ({
bool empty;
--
1.7.11.7
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