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path: root/drivers/net/wireless/zd1211rw/zd_ieee80211.c
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Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_ieee80211.c')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_ieee80211.c100
1 files changed, 0 insertions, 100 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_ieee80211.c b/drivers/net/wireless/zd1211rw/zd_ieee80211.c
deleted file mode 100644
index d8dc41ec0e5d..000000000000
--- a/drivers/net/wireless/zd1211rw/zd_ieee80211.c
+++ /dev/null
@@ -1,100 +0,0 @@
-/* ZD1211 USB-WLAN driver for Linux
- *
- * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de>
- * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * 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
- */
-
-/*
- * In the long term, we'll probably find a better way of handling regulatory
- * requirements outside of the driver.
- */
-
-#include <linux/kernel.h>
-#include <net/mac80211.h>
-
-#include "zd_ieee80211.h"
-#include "zd_mac.h"
-
-struct channel_range {
- u8 regdomain;
- u8 start;
- u8 end; /* exclusive (channel must be less than end) */
-};
-
-static const struct channel_range channel_ranges[] = {
- { ZD_REGDOMAIN_FCC, 1, 12 },
- { ZD_REGDOMAIN_IC, 1, 12 },
- { ZD_REGDOMAIN_ETSI, 1, 14 },
- { ZD_REGDOMAIN_JAPAN, 1, 14 },
- { ZD_REGDOMAIN_SPAIN, 1, 14 },
- { ZD_REGDOMAIN_FRANCE, 1, 14 },
-
- /* Japan originally only had channel 14 available (see CHNL_ID 0x40 in
- * 802.11). However, in 2001 the range was extended to include channels
- * 1-13. The ZyDAS devices still use the old region code but are
- * designed to allow the extra channel access in Japan. */
- { ZD_REGDOMAIN_JAPAN_ADD, 1, 15 },
-};
-
-static const struct channel_range *zd_channel_range(u8 regdomain)
-{
- int i;
- for (i = 0; i < ARRAY_SIZE(channel_ranges); i++) {
- const struct channel_range *range = &channel_ranges[i];
- if (range->regdomain == regdomain)
- return range;
- }
- return NULL;
-}
-
-#define CHAN_TO_IDX(chan) ((chan) - 1)
-
-static void unmask_bg_channels(struct ieee80211_hw *hw,
- const struct channel_range *range,
- struct ieee80211_supported_band *sband)
-{
- u8 channel;
-
- for (channel = range->start; channel < range->end; channel++) {
- struct ieee80211_channel *chan =
- &sband->channels[CHAN_TO_IDX(channel)];
- chan->flags = 0;
- }
-}
-
-void zd_geo_init(struct ieee80211_hw *hw, u8 regdomain)
-{
- struct zd_mac *mac = zd_hw_mac(hw);
- const struct channel_range *range;
-
- dev_dbg(zd_mac_dev(mac), "regdomain %#02x\n", regdomain);
-
- range = zd_channel_range(regdomain);
- if (!range) {
- /* The vendor driver overrides the regulatory domain and
- * allowed channel registers and unconditionally restricts
- * available channels to 1-11 everywhere. Match their
- * questionable behaviour only for regdomains which we don't
- * recognise. */
- dev_warn(zd_mac_dev(mac), "Unrecognised regulatory domain: "
- "%#02x. Defaulting to FCC.\n", regdomain);
- range = zd_channel_range(ZD_REGDOMAIN_FCC);
- }
-
- unmask_bg_channels(hw, range, &mac->band);
-}
-