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cfg80211: combine iwfreq implementations 

Until now we implemented iwfreq for managed mode, we
needed to keep the implementations separate, but now
that we have all versions implemented we can combine
them and export just one handler.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2009-07-27 12:01:50 +02:00 committed by John W. Linville
parent a7bc376c85
commit 0e82ffe3b9
9 changed files with 91 additions and 126 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
drivers/net/wireless/iwmc3200wifi/wext.c
View File

@ -27,36 +27,6 @@
#include "iwm.h" #include "iwm.h"
#include "commands.h" #include "commands.h"
static int iwm_wext_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
struct iwm_priv *iwm = ndev_to_iwm(dev);
switch (iwm->conf.mode) {
case UMAC_MODE_IBSS:
return cfg80211_ibss_wext_siwfreq(dev, info, freq, extra);
default:
return -EOPNOTSUPP;
}
}
static int iwm_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
struct iwm_priv *iwm = ndev_to_iwm(dev);
switch (iwm->conf.mode) {
case UMAC_MODE_IBSS:
return cfg80211_ibss_wext_giwfreq(dev, info, freq, extra);
case UMAC_MODE_BSS:
return cfg80211_mgd_wext_giwfreq(dev, info, freq, extra);
default:
return -EOPNOTSUPP;
}
}
static int iwm_wext_siwap(struct net_device *dev, struct iw_request_info *info, static int iwm_wext_siwap(struct net_device *dev, struct iw_request_info *info,
struct sockaddr *ap_addr, char *extra) struct sockaddr *ap_addr, char *extra)
{ {
@ -125,8 +95,8 @@ static const iw_handler iwm_handlers[] =
(iw_handler) cfg80211_wext_giwname, /* SIOCGIWNAME */ (iw_handler) cfg80211_wext_giwname, /* SIOCGIWNAME */
(iw_handler) NULL, /* SIOCSIWNWID */ (iw_handler) NULL, /* SIOCSIWNWID */
(iw_handler) NULL, /* SIOCGIWNWID */ (iw_handler) NULL, /* SIOCGIWNWID */
(iw_handler) iwm_wext_siwfreq, /* SIOCSIWFREQ */ (iw_handler) cfg80211_wext_siwfreq, /* SIOCSIWFREQ */
(iw_handler) iwm_wext_giwfreq, /* SIOCGIWFREQ */ (iw_handler) cfg80211_wext_giwfreq, /* SIOCGIWFREQ */
(iw_handler) cfg80211_wext_siwmode, /* SIOCSIWMODE */ (iw_handler) cfg80211_wext_siwmode, /* SIOCSIWMODE */
(iw_handler) cfg80211_wext_giwmode, /* SIOCGIWMODE */ (iw_handler) cfg80211_wext_giwmode, /* SIOCGIWMODE */
(iw_handler) NULL, /* SIOCSIWSENS */ (iw_handler) NULL, /* SIOCSIWSENS */

20
include/net/cfg80211.h
View File

@ -1595,12 +1595,6 @@ int cfg80211_wext_siwmlme(struct net_device *dev,
int cfg80211_wext_giwrange(struct net_device *dev, int cfg80211_wext_giwrange(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
struct iw_point *data, char *extra); struct iw_point *data, char *extra);
int cfg80211_ibss_wext_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra);
int cfg80211_ibss_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra);
int cfg80211_ibss_wext_siwessid(struct net_device *dev, int cfg80211_ibss_wext_siwessid(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
struct iw_point *data, char *ssid); struct iw_point *data, char *ssid);
@ -1614,12 +1608,6 @@ int cfg80211_ibss_wext_giwap(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
struct sockaddr *ap_addr, char *extra); struct sockaddr *ap_addr, char *extra);
int cfg80211_mgd_wext_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra);
int cfg80211_mgd_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra);
int cfg80211_mgd_wext_siwessid(struct net_device *dev, int cfg80211_mgd_wext_siwessid(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
struct iw_point *data, char *ssid); struct iw_point *data, char *ssid);
@ -1642,8 +1630,12 @@ int cfg80211_wext_giwauth(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
struct iw_param *data, char *extra); struct iw_param *data, char *extra);
struct ieee80211_channel *cfg80211_wext_freq(struct wiphy *wiphy, int cfg80211_wext_siwfreq(struct net_device *dev,
struct iw_freq *freq); struct iw_request_info *info,
struct iw_freq *freq, char *extra);
int cfg80211_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra);
int cfg80211_wext_siwrate(struct net_device *dev, int cfg80211_wext_siwrate(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,

73
net/mac80211/wext.c
View File

@ -27,75 +27,6 @@
#include "aes_ccm.h" #include "aes_ccm.h"
static int ieee80211_ioctl_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = sdata->local;
struct ieee80211_channel *chan;
if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
return cfg80211_ibss_wext_siwfreq(dev, info, freq, extra);
else if (sdata->vif.type == NL80211_IFTYPE_STATION)
return cfg80211_mgd_wext_siwfreq(dev, info, freq, extra);
/* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
if (freq->e == 0) {
if (freq->m < 0)
return -EINVAL;
else
chan = ieee80211_get_channel(local->hw.wiphy,
ieee80211_channel_to_frequency(freq->m));
} else {
int i, div = 1000000;
for (i = 0; i < freq->e; i++)
div /= 10;
if (div <= 0)
return -EINVAL;
chan = ieee80211_get_channel(local->hw.wiphy, freq->m / div);
}
if (!chan)
return -EINVAL;
if (chan->flags & IEEE80211_CHAN_DISABLED)
return -EINVAL;
/*
* no change except maybe auto -> fixed, ignore the HT
* setting so you can fix a channel you're on already
*/
if (local->oper_channel == chan)
return 0;
local->oper_channel = chan;
local->oper_channel_type = NL80211_CHAN_NO_HT;
ieee80211_hw_config(local, 0);
return 0;
}
static int ieee80211_ioctl_giwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
return cfg80211_ibss_wext_giwfreq(dev, info, freq, extra);
else if (sdata->vif.type == NL80211_IFTYPE_STATION)
return cfg80211_mgd_wext_giwfreq(dev, info, freq, extra);
freq->m = local->oper_channel->center_freq;
freq->e = 6;
return 0;
}
static int ieee80211_ioctl_siwessid(struct net_device *dev, static int ieee80211_ioctl_siwessid(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
struct iw_point *data, char *ssid) struct iw_point *data, char *ssid)
@ -173,8 +104,8 @@ static const iw_handler ieee80211_handler[] =
(iw_handler) cfg80211_wext_giwname, /* SIOCGIWNAME */ (iw_handler) cfg80211_wext_giwname, /* SIOCGIWNAME */
(iw_handler) NULL, /* SIOCSIWNWID */ (iw_handler) NULL, /* SIOCSIWNWID */
(iw_handler) NULL, /* SIOCGIWNWID */ (iw_handler) NULL, /* SIOCGIWNWID */
(iw_handler) ieee80211_ioctl_siwfreq, /* SIOCSIWFREQ */ (iw_handler) cfg80211_wext_siwfreq, /* SIOCSIWFREQ */
(iw_handler) ieee80211_ioctl_giwfreq, /* SIOCGIWFREQ */ (iw_handler) cfg80211_wext_giwfreq, /* SIOCGIWFREQ */
(iw_handler) cfg80211_wext_siwmode, /* SIOCSIWMODE */ (iw_handler) cfg80211_wext_siwmode, /* SIOCSIWMODE */
(iw_handler) cfg80211_wext_giwmode, /* SIOCGIWMODE */ (iw_handler) cfg80211_wext_giwmode, /* SIOCGIWMODE */
(iw_handler) NULL, /* SIOCSIWSENS */ (iw_handler) NULL, /* SIOCSIWSENS */

3
net/wireless/core.h
View File

@ -66,6 +66,9 @@ struct cfg80211_registered_device {
struct work_struct conn_work; struct work_struct conn_work;
struct work_struct event_work; struct work_struct event_work;
/* current channel */
struct ieee80211_channel *channel;
#ifdef CONFIG_CFG80211_DEBUGFS #ifdef CONFIG_CFG80211_DEBUGFS
/* Debugfs entries */ /* Debugfs entries */
struct wiphy_debugfsdentries { struct wiphy_debugfsdentries {

5
net/wireless/ibss.c
View File

@ -7,6 +7,7 @@
#include <linux/etherdevice.h> #include <linux/etherdevice.h>
#include <linux/if_arp.h> #include <linux/if_arp.h>
#include <net/cfg80211.h> #include <net/cfg80211.h>
#include "wext-compat.h"
#include "nl80211.h" #include "nl80211.h"
@ -312,8 +313,6 @@ int cfg80211_ibss_wext_siwfreq(struct net_device *dev,
return err; return err;
} }
/* temporary symbol - mark GPL - in the future the handler won't be */
EXPORT_SYMBOL_GPL(cfg80211_ibss_wext_siwfreq);
int cfg80211_ibss_wext_giwfreq(struct net_device *dev, int cfg80211_ibss_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
@ -342,8 +341,6 @@ int cfg80211_ibss_wext_giwfreq(struct net_device *dev,
/* no channel if not joining */ /* no channel if not joining */
return -EINVAL; return -EINVAL;
} }
/* temporary symbol - mark GPL - in the future the handler won't be */
EXPORT_SYMBOL_GPL(cfg80211_ibss_wext_giwfreq);
int cfg80211_ibss_wext_siwessid(struct net_device *dev, int cfg80211_ibss_wext_siwessid(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,

2
net/wireless/nl80211.c
View File

@ -757,6 +757,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
channel_type); channel_type);
if (result) if (result)
goto bad_res; goto bad_res;
rdev->channel = chan;
} }
changed = 0; changed = 0;

54
net/wireless/wext-compat.c
View File

@ -14,6 +14,7 @@
#include <linux/etherdevice.h> #include <linux/etherdevice.h>
#include <net/iw_handler.h> #include <net/iw_handler.h>
#include <net/cfg80211.h> #include <net/cfg80211.h>
#include "wext-compat.h"
#include "core.h" #include "core.h"
int cfg80211_wext_giwname(struct net_device *dev, int cfg80211_wext_giwname(struct net_device *dev,
@ -300,7 +301,6 @@ struct ieee80211_channel *cfg80211_wext_freq(struct wiphy *wiphy,
return ERR_PTR(-EINVAL); return ERR_PTR(-EINVAL);
return chan; return chan;
} }
EXPORT_SYMBOL_GPL(cfg80211_wext_freq);
int cfg80211_wext_siwrts(struct net_device *dev, int cfg80211_wext_siwrts(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
@ -759,6 +759,58 @@ int cfg80211_wext_giwencode(struct net_device *dev,
} }
EXPORT_SYMBOL_GPL(cfg80211_wext_giwencode); EXPORT_SYMBOL_GPL(cfg80211_wext_giwencode);
int cfg80211_wext_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
struct ieee80211_channel *chan;
int err;
switch (wdev->iftype) {
case NL80211_IFTYPE_STATION:
return cfg80211_mgd_wext_siwfreq(dev, info, freq, extra);
case NL80211_IFTYPE_ADHOC:
return cfg80211_ibss_wext_siwfreq(dev, info, freq, extra);
default:
chan = cfg80211_wext_freq(wdev->wiphy, freq);
if (!chan)
return -EINVAL;
if (IS_ERR(chan))
return PTR_ERR(chan);
err = rdev->ops->set_channel(wdev->wiphy, chan,
NL80211_CHAN_NO_HT);
if (err)
return err;
rdev->channel = chan;
return 0;
}
}
EXPORT_SYMBOL_GPL(cfg80211_wext_siwfreq);
int cfg80211_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
switch (wdev->iftype) {
case NL80211_IFTYPE_STATION:
return cfg80211_mgd_wext_giwfreq(dev, info, freq, extra);
case NL80211_IFTYPE_ADHOC:
return cfg80211_ibss_wext_giwfreq(dev, info, freq, extra);
default:
if (!rdev->channel)
return -EINVAL;
freq->m = rdev->channel->center_freq;
freq->e = 6;
return 0;
}
}
EXPORT_SYMBOL_GPL(cfg80211_wext_giwfreq);
int cfg80211_wext_siwtxpower(struct net_device *dev, int cfg80211_wext_siwtxpower(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
union iwreq_data *data, char *extra) union iwreq_data *data, char *extra)

21
net/wireless/wext-compat.h Normal file
View File

@ -0,0 +1,21 @@
#ifndef __WEXT_COMPAT
#define __WEXT_COMPAT
int cfg80211_ibss_wext_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra);
int cfg80211_ibss_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra);
int cfg80211_mgd_wext_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra);
int cfg80211_mgd_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra);
struct ieee80211_channel *cfg80211_wext_freq(struct wiphy *wiphy,
struct iw_freq *freq);
#endif /* __WEXT_COMPAT */

5
net/wireless/wext-sme.c
View File

@ -8,6 +8,7 @@
#include <linux/etherdevice.h> #include <linux/etherdevice.h>
#include <linux/if_arp.h> #include <linux/if_arp.h>
#include <net/cfg80211.h> #include <net/cfg80211.h>
#include "wext-compat.h"
#include "nl80211.h" #include "nl80211.h"
int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev, int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev,
@ -108,8 +109,6 @@ int cfg80211_mgd_wext_siwfreq(struct net_device *dev,
cfg80211_unlock_rdev(rdev); cfg80211_unlock_rdev(rdev);
return err; return err;
} }
/* temporary symbol - mark GPL - in the future the handler won't be */
EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_siwfreq);
int cfg80211_mgd_wext_giwfreq(struct net_device *dev, int cfg80211_mgd_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
@ -138,8 +137,6 @@ int cfg80211_mgd_wext_giwfreq(struct net_device *dev,
/* no channel if not joining */ /* no channel if not joining */
return -EINVAL; return -EINVAL;
} }
/* temporary symbol - mark GPL - in the future the handler won't be */
EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_giwfreq);
int cfg80211_mgd_wext_siwessid(struct net_device *dev, int cfg80211_mgd_wext_siwessid(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,