summaryrefslogtreecommitdiffstats
path: root/net/ieee80211/ieee80211_geo.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/ieee80211/ieee80211_geo.c')
-rw-r--r--net/ieee80211/ieee80211_geo.c195
1 files changed, 0 insertions, 195 deletions
diff --git a/net/ieee80211/ieee80211_geo.c b/net/ieee80211/ieee80211_geo.c
deleted file mode 100644
index 960ad13f5e9f..000000000000
--- a/net/ieee80211/ieee80211_geo.c
+++ /dev/null
@@ -1,195 +0,0 @@
-/******************************************************************************
-
- Copyright(c) 2005 Intel Corporation. All rights reserved.
-
- This program is free software; you can redistribute it and/or modify it
- under the terms of version 2 of the GNU General Public License as
- published by the Free Software Foundation.
-
- This program is distributed in the hope that it will be useful, but WITHOUT
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- more details.
-
- You should have received a copy of the GNU General Public License along with
- this program; if not, write to the Free Software Foundation, Inc., 59
- Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- The full GNU General Public License is included in this distribution in the
- file called LICENSE.
-
- Contact Information:
- James P. Ketrenos <ipw2100-admin@linux.intel.com>
- Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
-
-******************************************************************************/
-#include <linux/compiler.h>
-#include <linux/errno.h>
-#include <linux/if_arp.h>
-#include <linux/in6.h>
-#include <linux/in.h>
-#include <linux/ip.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/netdevice.h>
-#include <linux/proc_fs.h>
-#include <linux/skbuff.h>
-#include <linux/slab.h>
-#include <linux/tcp.h>
-#include <linux/types.h>
-#include <linux/wireless.h>
-#include <linux/etherdevice.h>
-#include <asm/uaccess.h>
-
-#include <net/ieee80211.h>
-
-int ieee80211_is_valid_channel(struct ieee80211_device *ieee, u8 channel)
-{
- int i;
-
- /* Driver needs to initialize the geography map before using
- * these helper functions */
- if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0)
- return 0;
-
- if (ieee->freq_band & IEEE80211_24GHZ_BAND)
- for (i = 0; i < ieee->geo.bg_channels; i++)
- /* NOTE: If G mode is currently supported but
- * this is a B only channel, we don't see it
- * as valid. */
- if ((ieee->geo.bg[i].channel == channel) &&
- !(ieee->geo.bg[i].flags & IEEE80211_CH_INVALID) &&
- (!(ieee->mode & IEEE_G) ||
- !(ieee->geo.bg[i].flags & IEEE80211_CH_B_ONLY)))
- return IEEE80211_24GHZ_BAND;
-
- if (ieee->freq_band & IEEE80211_52GHZ_BAND)
- for (i = 0; i < ieee->geo.a_channels; i++)
- if ((ieee->geo.a[i].channel == channel) &&
- !(ieee->geo.a[i].flags & IEEE80211_CH_INVALID))
- return IEEE80211_52GHZ_BAND;
-
- return 0;
-}
-
-int ieee80211_channel_to_index(struct ieee80211_device *ieee, u8 channel)
-{
- int i;
-
- /* Driver needs to initialize the geography map before using
- * these helper functions */
- if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0)
- return -1;
-
- if (ieee->freq_band & IEEE80211_24GHZ_BAND)
- for (i = 0; i < ieee->geo.bg_channels; i++)
- if (ieee->geo.bg[i].channel == channel)
- return i;
-
- if (ieee->freq_band & IEEE80211_52GHZ_BAND)
- for (i = 0; i < ieee->geo.a_channels; i++)
- if (ieee->geo.a[i].channel == channel)
- return i;
-
- return -1;
-}
-
-u32 ieee80211_channel_to_freq(struct ieee80211_device * ieee, u8 channel)
-{
- const struct ieee80211_channel * ch;
-
- /* Driver needs to initialize the geography map before using
- * these helper functions */
- if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0)
- return 0;
-
- ch = ieee80211_get_channel(ieee, channel);
- if (!ch->channel)
- return 0;
- return ch->freq;
-}
-
-u8 ieee80211_freq_to_channel(struct ieee80211_device * ieee, u32 freq)
-{
- int i;
-
- /* Driver needs to initialize the geography map before using
- * these helper functions */
- if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0)
- return 0;
-
- freq /= 100000;
-
- if (ieee->freq_band & IEEE80211_24GHZ_BAND)
- for (i = 0; i < ieee->geo.bg_channels; i++)
- if (ieee->geo.bg[i].freq == freq)
- return ieee->geo.bg[i].channel;
-
- if (ieee->freq_band & IEEE80211_52GHZ_BAND)
- for (i = 0; i < ieee->geo.a_channels; i++)
- if (ieee->geo.a[i].freq == freq)
- return ieee->geo.a[i].channel;
-
- return 0;
-}
-
-int ieee80211_set_geo(struct ieee80211_device *ieee,
- const struct ieee80211_geo *geo)
-{
- memcpy(ieee->geo.name, geo->name, 3);
- ieee->geo.name[3] = '\0';
- ieee->geo.bg_channels = geo->bg_channels;
- ieee->geo.a_channels = geo->a_channels;
- memcpy(ieee->geo.bg, geo->bg, geo->bg_channels *
- sizeof(struct ieee80211_channel));
- memcpy(ieee->geo.a, geo->a, ieee->geo.a_channels *
- sizeof(struct ieee80211_channel));
- return 0;
-}
-
-const struct ieee80211_geo *ieee80211_get_geo(struct ieee80211_device *ieee)
-{
- return &ieee->geo;
-}
-
-u8 ieee80211_get_channel_flags(struct ieee80211_device * ieee, u8 channel)
-{
- int index = ieee80211_channel_to_index(ieee, channel);
-
- if (index == -1)
- return IEEE80211_CH_INVALID;
-
- if (channel <= IEEE80211_24GHZ_CHANNELS)
- return ieee->geo.bg[index].flags;
-
- return ieee->geo.a[index].flags;
-}
-
-static const struct ieee80211_channel bad_channel = {
- .channel = 0,
- .flags = IEEE80211_CH_INVALID,
- .max_power = 0,
-};
-
-const struct ieee80211_channel *ieee80211_get_channel(struct ieee80211_device
- *ieee, u8 channel)
-{
- int index = ieee80211_channel_to_index(ieee, channel);
-
- if (index == -1)
- return &bad_channel;
-
- if (channel <= IEEE80211_24GHZ_CHANNELS)
- return &ieee->geo.bg[index];
-
- return &ieee->geo.a[index];
-}
-
-EXPORT_SYMBOL(ieee80211_get_channel);
-EXPORT_SYMBOL(ieee80211_get_channel_flags);
-EXPORT_SYMBOL(ieee80211_is_valid_channel);
-EXPORT_SYMBOL(ieee80211_freq_to_channel);
-EXPORT_SYMBOL(ieee80211_channel_to_freq);
-EXPORT_SYMBOL(ieee80211_channel_to_index);
-EXPORT_SYMBOL(ieee80211_set_geo);
-EXPORT_SYMBOL(ieee80211_get_geo);