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mac80211: remove tx status ampdu_ack_map

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There's a single use of this struct member, but
as it is write-only it clearly not necessary.
Thus we can free up some space here, even if we
don't need it right now it seems pointless to
carry around the variable.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2010-05-26 17:19:25 +02:00 committed by John W. Linville
parent 3a4d4aa2d3
commit 095dfdb0c4
2 changed files with 1 additions and 5 deletions
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1
drivers/net/wireless/iwlwifi/iwl-agn-tx.c
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@ -1252,7 +1252,6 @@ static int iwlagn_tx_status_reply_compressed_ba(struct iwl_priv *priv,
info->flags |= IEEE80211_TX_STAT_ACK;
info->flags |= IEEE80211_TX_STAT_AMPDU;
info->status.ampdu_ack_len = successes;
info->status.ampdu_ack_map = bitmap;
info->status.ampdu_len = agg->frame_count;
iwlagn_hwrate_to_tx_control(priv, agg->rate_n_flags, info);

5
include/net/mac80211.h
View File

@ -412,8 +412,6 @@ struct ieee80211_tx_rate {
* @driver_data: array of driver_data pointers
* @ampdu_ack_len: number of acked aggregated frames.
* relevant only if IEEE80211_TX_STAT_AMPDU was set.
* @ampdu_ack_map: block ack bit map for the aggregation.
* relevant only if IEEE80211_TX_STAT_AMPDU was set.
* @ampdu_len: number of aggregated frames.
* relevant only if IEEE80211_TX_STAT_AMPDU was set.
* @ack_signal: signal strength of the ACK frame
@ -448,10 +446,9 @@ struct ieee80211_tx_info {
struct {
struct ieee80211_tx_rate rates[IEEE80211_TX_MAX_RATES];
u8 ampdu_ack_len;
u64 ampdu_ack_map;
int ack_signal;
u8 ampdu_len;
/* 7 bytes free */
/* 15 bytes free */
} status;
struct {
struct ieee80211_tx_rate driver_rates[