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[PATCH] rt2x00: Fix antenna selection. 

In the config() handler, make sure that we do configure an antenna if the
current active antenna is uninitialized. Furthermore, don't overwrite the
active antenna with bogus values if we didn't touch the antenna setup.

Signed-off-by: Mattias Nissler <mattias.nissler@gmx.de>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mattias Nissler 2007-10-13 16:26:57 +02:00 committed by David S. Miller
parent ddc827f93a
commit 16b1951f53
1 changed files with 14 additions and 4 deletions
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18
drivers/net/wireless/rt2x00/rt2x00config.c
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@ -166,6 +166,8 @@ void rt2x00lib_config(struct rt2x00_dev *rt2x00dev,
else if (conf->antenna_sel_rx &&
conf->antenna_sel_rx != active_ant->rx)
flags |= CONFIG_UPDATE_ANTENNA;
else if (active_ant->rx == ANTENNA_SW_DIVERSITY)
flags |= CONFIG_UPDATE_ANTENNA;
if (!conf->antenna_sel_tx &&
default_ant->tx != ANTENNA_SW_DIVERSITY &&
@ -174,6 +176,8 @@ void rt2x00lib_config(struct rt2x00_dev *rt2x00dev,
else if (conf->antenna_sel_tx &&
conf->antenna_sel_tx != active_ant->tx)
flags |= CONFIG_UPDATE_ANTENNA;
else if (active_ant->tx == ANTENNA_SW_DIVERSITY)
flags |= CONFIG_UPDATE_ANTENNA;
/*
* The following configuration options are never
@ -262,11 +266,17 @@ config:
if (flags & (CONFIG_UPDATE_CHANNEL | CONFIG_UPDATE_ANTENNA))
rt2x00lib_reset_link_tuner(rt2x00dev);
rt2x00dev->curr_hwmode = libconf.phymode;
rt2x00dev->rx_status.phymode = conf->phymode;
if (flags & CONFIG_UPDATE_PHYMODE) {
rt2x00dev->curr_hwmode = libconf.phymode;
rt2x00dev->rx_status.phymode = conf->phymode;
}
rt2x00dev->rx_status.freq = conf->freq;
rt2x00dev->rx_status.channel = conf->channel;
rt2x00dev->tx_power = conf->power_level;
rt2x00dev->link.ant.active.rx = libconf.ant.rx;
rt2x00dev->link.ant.active.tx = libconf.ant.tx;
if (flags & CONFIG_UPDATE_ANTENNA) {
rt2x00dev->link.ant.active.rx = libconf.ant.rx;
rt2x00dev->link.ant.active.tx = libconf.ant.tx;
}
}