diff options
| author | David Woodhouse <dwmw2@infradead.org> | 2007-12-11 19:56:28 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 15:06:56 -0800 |
| commit | 823eaa2cc261e3723772aa4aaa4d76c5815b117f (patch) | |
| tree | 678d61c898704a66408df65206759f0e5e59472a /drivers/net/wireless/libertas/wext.c | |
| parent | f5956bf1e4575175135d636db1b7f3ab950e0dc3 (diff) | |
libertas: allow setting channel on mshX device
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/libertas/wext.c')
| -rw-r--r-- | drivers/net/wireless/libertas/wext.c | 53 |
1 files changed, 52 insertions, 1 deletions
diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c index 0a060726cf3..262d4cc5804 100644 --- a/drivers/net/wireless/libertas/wext.c +++ b/drivers/net/wireless/libertas/wext.c @@ -959,6 +959,57 @@ out: return ret; } +static int lbs_mesh_set_freq(struct net_device *dev, + struct iw_request_info *info, + struct iw_freq *fwrq, char *extra) +{ + struct lbs_private *priv = dev->priv; + struct chan_freq_power *cfp; + int ret = -EINVAL; + + lbs_deb_enter(LBS_DEB_WEXT); + + /* If setting by frequency, convert to a channel */ + if (fwrq->e == 1) { + long f = fwrq->m / 100000; + + cfp = find_cfp_by_band_and_freq(priv, 0, f); + if (!cfp) { + lbs_deb_wext("invalid freq %ld\n", f); + goto out; + } + + fwrq->e = 0; + fwrq->m = (int) cfp->channel; + } + + /* Setting by channel number */ + if (fwrq->m > 1000 || fwrq->e > 0) { + goto out; + } + + cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m); + if (!cfp) { + goto out; + } + + if (fwrq->m != priv->curbssparams.channel) { + lbs_deb_wext("mesh channel change forces eth disconnect\n"); + if (priv->mode == IW_MODE_INFRA) + lbs_send_deauthentication(priv); + else if (priv->mode == IW_MODE_ADHOC) + lbs_stop_adhoc_network(priv); + } + priv->curbssparams.channel = fwrq->m; + lbs_mesh_config(priv, 0); + lbs_mesh_config(priv, 1); + ret = 0; + +out: + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); + return ret; +} + static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { @@ -2097,7 +2148,7 @@ static const iw_handler mesh_wlan_handler[] = { (iw_handler) lbs_get_name, /* SIOCGIWNAME */ (iw_handler) NULL, /* SIOCSIWNWID */ (iw_handler) NULL, /* SIOCGIWNWID */ - (iw_handler) lbs_set_freq, /* SIOCSIWFREQ */ + (iw_handler) lbs_mesh_set_freq, /* SIOCSIWFREQ */ (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */ (iw_handler) NULL, /* SIOCSIWMODE */ (iw_handler) mesh_wlan_get_mode, /* SIOCGIWMODE */ |