diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2008-10-05 18:04:24 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-10-06 18:14:57 -0400 |
| commit | 870abdf67170daa9f1022e55a35c469239fcc74c (patch) | |
| tree | 5ca00db880d71149eea2cdaeb67ed20f5281071d /net/mac80211 | |
| parent | 76708dee382a69b2f9d0e50f413f99fefb2dc509 (diff) | |
mac80211: add multi-rate retry support
This patch adjusts the rate control API to allow multi-rate retry
if supported by the driver. The ieee80211_hw struct specifies how
many alternate rate selections the driver supports.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/tx.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index d7153bbcdb2b..1460537faf33 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -454,15 +454,16 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx) if (unlikely(rsel.probe_idx >= 0)) { info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE; tx->flags |= IEEE80211_TX_PROBE_LAST_FRAG; - info->control.alt_retry_rate_idx = tx->rate_idx; + info->control.retries[0].rate_idx = tx->rate_idx; + info->control.retries[0].limit = tx->local->hw.max_altrate_tries; tx->rate_idx = rsel.probe_idx; - } else - info->control.alt_retry_rate_idx = -1; + } else if (info->control.retries[0].limit == 0) + info->control.retries[0].rate_idx = -1; if (unlikely(tx->rate_idx < 0)) return TX_DROP; } else - info->control.alt_retry_rate_idx = -1; + info->control.retries[0].rate_idx = -1; if (tx->sdata->bss_conf.use_cts_prot && (tx->flags & IEEE80211_TX_FRAGMENTED) && (rsel.nonerp_idx >= 0)) { @@ -521,7 +522,7 @@ ieee80211_tx_h_misc(struct ieee80211_tx_data *tx) * frames. * TODO: The last fragment could still use multiple retry * rates. */ - info->control.alt_retry_rate_idx = -1; + info->control.retries[0].rate_idx = -1; } /* Use CTS protection for unicast frames sent using extended rates if @@ -551,7 +552,7 @@ ieee80211_tx_h_misc(struct ieee80211_tx_data *tx) int idx; /* Do not use multiple retry rates when using RTS/CTS */ - info->control.alt_retry_rate_idx = -1; + info->control.retries[0].rate_idx = -1; /* Use min(data rate, max base rate) as CTS/RTS rate */ rate = &sband->bitrates[tx->rate_idx]; |