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mac80211: add support for showing the last rx bitrate

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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2011-02-27 22:08:01 +01:00 committed by John W. Linville
parent c8dcfd8a04
commit 3af6334c9e
3 changed files with 35 additions and 9 deletions
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29
net/mac80211/cfg.c
View File

@ -316,6 +316,17 @@ static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
return 0;
}
static void rate_idx_to_bitrate(struct rate_info *rate, struct sta_info *sta, int idx)
{
if (!(rate->flags & RATE_INFO_FLAGS_MCS)) {
struct ieee80211_supported_band *sband;
sband = sta->local->hw.wiphy->bands[
sta->local->hw.conf.channel->band];
rate->legacy = sband->bitrates[idx].bitrate;
} else
rate->mcs = idx;
}
static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
{
struct ieee80211_sub_if_data *sdata = sta->sdata;
@ -330,6 +341,7 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
STATION_INFO_TX_RETRIES |
STATION_INFO_TX_FAILED |
STATION_INFO_TX_BITRATE |
STATION_INFO_RX_BITRATE |
STATION_INFO_RX_DROP_MISC;
sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx);
@ -355,15 +367,16 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
if (sta->last_tx_rate.flags & IEEE80211_TX_RC_SHORT_GI)
sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
rate_idx_to_bitrate(&sinfo->txrate, sta, sta->last_tx_rate.idx);
if (!(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)) {
struct ieee80211_supported_band *sband;
sband = sta->local->hw.wiphy->bands[
sta->local->hw.conf.channel->band];
sinfo->txrate.legacy =
sband->bitrates[sta->last_tx_rate.idx].bitrate;
} else
sinfo->txrate.mcs = sta->last_tx_rate.idx;
sinfo->rxrate.flags = 0;
if (sta->last_rx_rate_flag & RX_FLAG_HT)
sinfo->rxrate.flags |= RATE_INFO_FLAGS_MCS;
if (sta->last_rx_rate_flag & RX_FLAG_40MHZ)
sinfo->rxrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
if (sta->last_rx_rate_flag & RX_FLAG_SHORT_GI)
sinfo->rxrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
rate_idx_to_bitrate(&sinfo->rxrate, sta, sta->last_rx_rate_idx);
if (ieee80211_vif_is_mesh(&sdata->vif)) {
#ifdef CONFIG_MAC80211_MESH

11
net/mac80211/rx.c
View File

@ -1156,14 +1156,23 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
if (rx->sdata->vif.type == NL80211_IFTYPE_ADHOC) {
u8 *bssid = ieee80211_get_bssid(hdr, rx->skb->len,
NL80211_IFTYPE_ADHOC);
if (compare_ether_addr(bssid, rx->sdata->u.ibss.bssid) == 0)
if (compare_ether_addr(bssid, rx->sdata->u.ibss.bssid) == 0) {
sta->last_rx = jiffies;
if (ieee80211_is_data(hdr->frame_control)) {
sta->last_rx_rate_idx = status->rate_idx;
sta->last_rx_rate_flag = status->flag;
}
}
} else if (!is_multicast_ether_addr(hdr->addr1)) {
/*
* Mesh beacons will update last_rx when if they are found to
* match the current local configuration when processed.
*/
sta->last_rx = jiffies;
if (ieee80211_is_data(hdr->frame_control)) {
sta->last_rx_rate_idx = status->rate_idx;
sta->last_rx_rate_flag = status->flag;
}
}
if (!(status->rx_flags & IEEE80211_RX_RA_MATCH))

4
net/mac80211/sta_info.h
View File

@ -209,6 +209,8 @@ enum plink_state {
* @rate_ctrl_priv: rate control private per-STA pointer
* @last_tx_rate: rate used for last transmit, to report to userspace as
* "the" transmit rate
* @last_rx_rate_idx: rx status rate index of the last data packet
* @last_rx_rate_flag: rx status flag of the last data packet
* @lock: used for locking all fields that require locking, see comments
* in the header file.
* @flaglock: spinlock for flags accesses
@ -311,6 +313,8 @@ struct sta_info {
unsigned long tx_bytes;
unsigned long tx_fragments;
struct ieee80211_tx_rate last_tx_rate;
int last_rx_rate_idx;
int last_rx_rate_flag;
u16 tid_seq[IEEE80211_QOS_CTL_TID_MASK + 1];
/*