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authorFelix Fietkau <nbd@openwrt.org>2010-11-11 15:07:23 +0100
committerJohn W. Linville <linville@tuxdriver.com>2010-11-16 16:39:08 -0500
commit8f0729b16ae354f9db89394fc1d2d65003455d56 (patch)
tree260a562d0c0079ebfc1c507c9aa50e55a1592b6d /net/mac80211/rate.c
parent885a46d0f7942d76c2f3860acb45f75237d3bb42 (diff)
downloadop-kernel-dev-8f0729b16ae354f9db89394fc1d2d65003455d56.zip
op-kernel-dev-8f0729b16ae354f9db89394fc1d2d65003455d56.tar.gz
mac80211: add support for setting the ad-hoc multicast rate
Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/rate.c')
-rw-r--r--net/mac80211/rate.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index 33f7699..76de4f8 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -211,10 +211,20 @@ static bool rc_no_data_or_no_ack(struct ieee80211_tx_rate_control *txrc)
return (info->flags & IEEE80211_TX_CTL_NO_ACK) || !ieee80211_is_data(fc);
}
-static void rc_send_low_broadcast(s8 *idx, u32 basic_rates, u8 max_rate_idx)
+static void rc_send_low_broadcast(s8 *idx, u32 basic_rates, u32 mcast_rate,
+ struct ieee80211_supported_band *sband)
{
u8 i;
+ if (mcast_rate) {
+ for (i = 0; i < sband->n_bitrates; i++) {
+ if (sband->bitrates[i].bitrate == mcast_rate) {
+ *idx = i;
+ return;
+ }
+ }
+ }
+
if (basic_rates == 0)
return; /* assume basic rates unknown and accept rate */
if (*idx < 0)
@@ -222,7 +232,7 @@ static void rc_send_low_broadcast(s8 *idx, u32 basic_rates, u8 max_rate_idx)
if (basic_rates & (1 << *idx))
return; /* selected rate is a basic rate */
- for (i = *idx + 1; i <= max_rate_idx; i++) {
+ for (i = *idx + 1; i <= sband->n_bitrates; i++) {
if (basic_rates & (1 << i)) {
*idx = i;
return;
@@ -243,10 +253,11 @@ bool rate_control_send_low(struct ieee80211_sta *sta,
info->control.rates[0].count =
(info->flags & IEEE80211_TX_CTL_NO_ACK) ?
1 : txrc->hw->max_rate_tries;
- if (!sta && txrc->ap)
+ if (!sta && txrc->bss)
rc_send_low_broadcast(&info->control.rates[0].idx,
txrc->bss_conf->basic_rates,
- txrc->sband->n_bitrates);
+ txrc->bss_conf->mcast_rate,
+ txrc->sband);
return true;
}
return false;
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