From: Amitkumar Karwar Date: Tue, 27 Sep 2011 03:37:25 +0000 (-0700) Subject: mwifiex: fix Tx data rate display issue X-Git-Tag: MMI-PSA29.97-13-9~18194^2~83^2~161 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4ec6f9c0c9602bf8e6972eca470fbd1e99c5b222;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git mwifiex: fix Tx data rate display issue "iw dev mlan0 link" shows wrong data rate, because data rate is not sent properly to cfg80211 stack. Also stack is not updated with mcs and Tx data flags information. Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index a7c773ebfe2f..e61a6c0dd0ff 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -543,12 +543,28 @@ mwifiex_dump_station_info(struct mwifiex_private *priv, ret = -EFAULT; } + /* + * Bit 0 in tx_htinfo indicates that current Tx rate is 11n rate. Valid + * MCS index values for us are 0 to 7. + */ + if ((priv->tx_htinfo & BIT(0)) && (priv->tx_rate < 8)) { + sinfo->txrate.mcs = priv->tx_rate; + sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; + /* 40MHz rate */ + if (priv->tx_htinfo & BIT(1)) + sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; + /* SGI enabled */ + if (priv->tx_htinfo & BIT(2)) + sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; + } + sinfo->rx_bytes = priv->stats.rx_bytes; sinfo->tx_bytes = priv->stats.tx_bytes; sinfo->rx_packets = priv->stats.rx_packets; sinfo->tx_packets = priv->stats.tx_packets; sinfo->signal = priv->qual_level; - sinfo->txrate.legacy = rate.rate; + /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */ + sinfo->txrate.legacy = rate.rate * 5; return ret; }