+/* 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
+ */
+
#ifndef _ZD_IEEE80211_H
#define _ZD_IEEE80211_H
-#include <net/ieee80211.h>
+#include <net/mac80211.h>
/* Additional definitions from the standards.
*/
MAX_CHANNEL24 = 14,
};
-struct channel_range {
- u8 start;
- u8 end; /* exclusive (channel must be less than end) */
-};
-
-struct iw_freq;
-
-int zd_geo_init(struct ieee80211_device *ieee, u8 regdomain);
-
-const struct channel_range *zd_channel_range(u8 regdomain);
-int zd_regdomain_supports_channel(u8 regdomain, u8 channel);
-int zd_regdomain_supported(u8 regdomain);
-
-/* for 2.4 GHz band */
-int zd_channel_to_freq(struct iw_freq *freq, u8 channel);
-int zd_find_channel(u8 *channel, const struct iw_freq *freq);
+void zd_geo_init(struct ieee80211_hw *hw, u8 regdomain);
#define ZD_PLCP_SERVICE_LENGTH_EXTENSION 0x80
__le16 service;
} __attribute__((packed));
-static inline u8 zd_ofdm_plcp_header_rate(
- const struct ofdm_plcp_header *header)
+static inline u8 zd_ofdm_plcp_header_rate(const struct ofdm_plcp_header *header)
{
return header->prefix[0] & 0xf;
}
-/* These are referred to as zd_rates */
-#define ZD_OFDM_RATE_6M 0xb
-#define ZD_OFDM_RATE_9M 0xf
-#define ZD_OFDM_RATE_12M 0xa
-#define ZD_OFDM_RATE_18M 0xe
-#define ZD_OFDM_RATE_24M 0x9
-#define ZD_OFDM_RATE_36M 0xd
-#define ZD_OFDM_RATE_48M 0x8
-#define ZD_OFDM_RATE_54M 0xc
+/* The following defines give the encoding of the 4-bit rate field in the
+ * OFDM (802.11a/802.11g) PLCP header. Notify that these values are used to
+ * define the zd-rate values for OFDM.
+ *
+ * See the struct zd_ctrlset definition in zd_mac.h.
+ */
+#define ZD_OFDM_PLCP_RATE_6M 0xb
+#define ZD_OFDM_PLCP_RATE_9M 0xf
+#define ZD_OFDM_PLCP_RATE_12M 0xa
+#define ZD_OFDM_PLCP_RATE_18M 0xe
+#define ZD_OFDM_PLCP_RATE_24M 0x9
+#define ZD_OFDM_PLCP_RATE_36M 0xd
+#define ZD_OFDM_PLCP_RATE_48M 0x8
+#define ZD_OFDM_PLCP_RATE_54M 0xc
struct cck_plcp_header {
u8 signal;
__le16 crc16;
} __attribute__((packed));
-static inline u8 zd_cck_plcp_header_rate(const struct cck_plcp_header *header)
+static inline u8 zd_cck_plcp_header_signal(const struct cck_plcp_header *header)
{
return header->signal;
}
-#define ZD_CCK_SIGNAL_1M 0x0a
-#define ZD_CCK_SIGNAL_2M 0x14
-#define ZD_CCK_SIGNAL_5M5 0x37
-#define ZD_CCK_SIGNAL_11M 0x6e
-
-enum ieee80211_std {
- IEEE80211B = 0x01,
- IEEE80211A = 0x02,
- IEEE80211G = 0x04,
-};
+/* These defines give the encodings of the signal field in the 802.11b PLCP
+ * header. The signal field gives the bit rate of the following packet. Even
+ * if technically wrong we use CCK here also for the 1 MBit/s and 2 MBit/s
+ * rate to stay consistent with Zydas and our use of the term.
+ *
+ * Notify that these values are *not* used in the zd-rates.
+ */
+#define ZD_CCK_PLCP_SIGNAL_1M 0x0a
+#define ZD_CCK_PLCP_SIGNAL_2M 0x14
+#define ZD_CCK_PLCP_SIGNAL_5M5 0x37
+#define ZD_CCK_PLCP_SIGNAL_11M 0x6e
#endif /* _ZD_IEEE80211_H */