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authorDavid S. Miller <davem@davemloft.net>2019-10-13 11:29:07 -0700
committerDavid S. Miller <davem@davemloft.net>2019-10-13 11:29:07 -0700
commit7e0d15ee0d8ba28a41ed02c8d2c1c17124b13234 (patch)
tree05dd5ee69af1a16110e999be6e6b0482bbe68124 /include/net/mac80211.h
parentcb0ce18aaf4c08f1c5c60d8a09fcba34f63f6f51 (diff)
parent7dfd8ac327301f302b03072066c66eb32578e940 (diff)
Merge tag 'mac80211-next-for-net-next-2019-10-11' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
Johannes Berg says: ==================== A few more small things, nothing really stands out: * minstrel improvements from Felix * a TX aggregation simplification * some additional capabilities for hwsim * minor cleanups & docs updates ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/mac80211.h')
-rw-r--r--include/net/mac80211.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 523c6a09e1c8..d69081c38788 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -3095,7 +3095,9 @@ enum ieee80211_filter_flags {
*
* @IEEE80211_AMPDU_RX_START: start RX aggregation
* @IEEE80211_AMPDU_RX_STOP: stop RX aggregation
- * @IEEE80211_AMPDU_TX_START: start TX aggregation
+ * @IEEE80211_AMPDU_TX_START: start TX aggregation, the driver must either
+ * call ieee80211_start_tx_ba_cb_irqsafe() or return the special
+ * status %IEEE80211_AMPDU_TX_START_IMMEDIATE.
* @IEEE80211_AMPDU_TX_OPERATIONAL: TX aggregation has become operational
* @IEEE80211_AMPDU_TX_STOP_CONT: stop TX aggregation but continue transmitting
* queued packets, now unaggregated. After all packets are transmitted the
@@ -3119,6 +3121,8 @@ enum ieee80211_ampdu_mlme_action {
IEEE80211_AMPDU_TX_OPERATIONAL,
};
+#define IEEE80211_AMPDU_TX_START_IMMEDIATE 1
+
/**
* struct ieee80211_ampdu_params - AMPDU action parameters
*
@@ -3896,7 +3900,10 @@ struct ieee80211_ops {
*
* Even ``189`` would be wrong since 1 could be lost again.
*
- * Returns a negative error code on failure.
+ * Returns a negative error code on failure. The driver may return
+ * %IEEE80211_AMPDU_TX_START_IMMEDIATE for %IEEE80211_AMPDU_TX_START
+ * if the session can start immediately.
+ *
* The callback can sleep.
*/
int (*ampdu_action)(struct ieee80211_hw *hw,