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authorFelix Fietkau <nbd@nbd.name>2019-01-17 00:32:12 +0300
committerJohannes Berg <johannes.berg@intel.com>2019-01-19 11:56:56 +0300
commit77f7ffdc335de8541a2a40618781ed0b76cee9f7 (patch)
treedfa578402b5831d3c5de1094295b02b216be334b /include/net/mac80211.h
parenta8d418d9ac25f85a9caf652a4b2d07ec790474ab (diff)
downloadlinux-77f7ffdc335de8541a2a40618781ed0b76cee9f7.tar.xz
mac80211: minstrel_ht: add flag to indicate missing/inaccurate tx A-MPDU length
Some hardware (e.g. MediaTek MT7603) cannot report A-MPDU length in tx status information. Add support for a flag to indicate that, to allow minstrel_ht to use a fixed value in its internal calculation (which gives better results than just defaulting to 1). Signed-off-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/net/mac80211.h')
-rw-r--r--include/net/mac80211.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 5d36eacf401e..a285c2bfd14e 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -2190,6 +2190,9 @@ struct ieee80211_txq {
* MMPDUs on station interfaces. This of course requires the driver to use
* TXQs to start with.
*
+ * @IEEE80211_HW_TX_STATUS_NO_AMPDU_LEN: Driver does not report accurate A-MPDU
+ * length in tx status information
+ *
* @NUM_IEEE80211_HW_FLAGS: number of hardware flags, used for sizing arrays
*/
enum ieee80211_hw_flags {
@@ -2238,6 +2241,7 @@ enum ieee80211_hw_flags {
IEEE80211_HW_BUFF_MMPDU_TXQ,
IEEE80211_HW_SUPPORTS_VHT_EXT_NSS_BW,
IEEE80211_HW_STA_MMPDU_TXQ,
+ IEEE80211_HW_TX_STATUS_NO_AMPDU_LEN,
/* keep last, obviously */
NUM_IEEE80211_HW_FLAGS