| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Daniel Drake | 528 | 56.23% | 5 | 20.00% |
| Luis R. Rodriguez | 164 | 17.47% | 1 | 4.00% |
| Ulrich Kunitz | 84 | 8.95% | 5 | 20.00% |
| Jussi Kivilinna | 73 | 7.77% | 5 | 20.00% |
| Benoit Papillault | 61 | 6.50% | 1 | 4.00% |
| Luis Carlos Cobo Rus | 13 | 1.38% | 1 | 4.00% |
| Eric Dumazet | 6 | 0.64% | 1 | 4.00% |
| Kouhei Sutou | 3 | 0.32% | 1 | 4.00% |
| John W. Linville | 2 | 0.21% | 1 | 4.00% |
| Johannes Berg | 2 | 0.21% | 1 | 4.00% |
| Gábor Stefanik | 1 | 0.11% | 1 | 4.00% |
| Jeff Kirsher | 1 | 0.11% | 1 | 4.00% |
| David Howells | 1 | 0.11% | 1 | 4.00% |
| Total | 939 | 25 |
/* 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, see <http://www.gnu.org/licenses/>. */ #ifndef _ZD_MAC_H #define _ZD_MAC_H #include <linux/kernel.h> #include <net/mac80211.h> #include "zd_chip.h" struct zd_ctrlset { u8 modulation; __le16 tx_length; u8 control; /* stores only the difference to tx_length on ZD1211B */ __le16 packet_length; __le16 current_length; u8 service; __le16 next_frame_length; } __packed; #define ZD_CS_RESERVED_SIZE 25 /* The field modulation of struct zd_ctrlset controls the bit rate, the use * of short or long preambles in 802.11b (CCK mode) or the use of 802.11a or * 802.11g in OFDM mode. * * The term zd-rate is used for the combination of the modulation type flag * and the "pure" rate value. */ #define ZD_PURE_RATE_MASK 0x0f #define ZD_MODULATION_TYPE_MASK 0x10 #define ZD_RATE_MASK (ZD_PURE_RATE_MASK|ZD_MODULATION_TYPE_MASK) #define ZD_PURE_RATE(modulation) ((modulation) & ZD_PURE_RATE_MASK) #define ZD_MODULATION_TYPE(modulation) ((modulation) & ZD_MODULATION_TYPE_MASK) #define ZD_RATE(modulation) ((modulation) & ZD_RATE_MASK) /* The two possible modulation types. Notify that 802.11b doesn't use the CCK * codeing for the 1 and 2 MBit/s rate. We stay with the term here to remain * consistent with uses the term at other places. */ #define ZD_CCK 0x00 #define ZD_OFDM 0x10 /* The ZD1211 firmware uses proprietary encodings of the 802.11b (CCK) rates. * For OFDM the PLCP rate encodings are used. We combine these "pure" rates * with the modulation type flag and call the resulting values zd-rates. */ #define ZD_CCK_RATE_1M (ZD_CCK|0x00) #define ZD_CCK_RATE_2M (ZD_CCK|0x01) #define ZD_CCK_RATE_5_5M (ZD_CCK|0x02) #define ZD_CCK_RATE_11M (ZD_CCK|0x03) #define ZD_OFDM_RATE_6M (ZD_OFDM|ZD_OFDM_PLCP_RATE_6M) #define ZD_OFDM_RATE_9M (ZD_OFDM|ZD_OFDM_PLCP_RATE_9M) #define ZD_OFDM_RATE_12M (ZD_OFDM|ZD_OFDM_PLCP_RATE_12M) #define ZD_OFDM_RATE_18M (ZD_OFDM|ZD_OFDM_PLCP_RATE_18M) #define ZD_OFDM_RATE_24M (ZD_OFDM|ZD_OFDM_PLCP_RATE_24M) #define ZD_OFDM_RATE_36M (ZD_OFDM|ZD_OFDM_PLCP_RATE_36M) #define ZD_OFDM_RATE_48M (ZD_OFDM|ZD_OFDM_PLCP_RATE_48M) #define ZD_OFDM_RATE_54M (ZD_OFDM|ZD_OFDM_PLCP_RATE_54M) /* The bit 5 of the zd_ctrlset modulation field controls the preamble in CCK * mode or the 802.11a/802.11g selection in OFDM mode. */ #define ZD_CCK_PREA_LONG 0x00 #define ZD_CCK_PREA_SHORT 0x20 #define ZD_OFDM_MODE_11G 0x00 #define ZD_OFDM_MODE_11A 0x20 /* zd_ctrlset control field */ #define ZD_CS_NEED_RANDOM_BACKOFF 0x01 #define ZD_CS_NO_ACK 0x02 #define ZD_CS_FRAME_TYPE_MASK 0x0c #define ZD_CS_DATA_FRAME 0x00 #define ZD_CS_PS_POLL_FRAME 0x04 #define ZD_CS_MANAGEMENT_FRAME 0x08 #define ZD_CS_NO_SEQUENCE_CTL_FRAME 0x0c #define ZD_CS_WAKE_DESTINATION 0x10 #define ZD_CS_RTS 0x20 #define ZD_CS_ENCRYPT 0x40 #define ZD_CS_SELF_CTS 0x80 /* Incoming frames are prepended by a PLCP header */ #define ZD_PLCP_HEADER_SIZE 5 struct rx_length_info { __le16 length[3]; __le16 tag; } __packed; #define RX_LENGTH_INFO_TAG 0x697e struct rx_status { u8 signal_quality_cck; /* rssi */ u8 signal_strength; u8 signal_quality_ofdm; u8 decryption_type; u8 frame_status; } __packed; /* rx_status field decryption_type */ #define ZD_RX_NO_WEP 0 #define ZD_RX_WEP64 1 #define ZD_RX_TKIP 2 #define ZD_RX_AES 4 #define ZD_RX_WEP128 5 #define ZD_RX_WEP256 6 /* rx_status field frame_status */ #define ZD_RX_FRAME_MODULATION_MASK 0x01 #define ZD_RX_CCK 0x00 #define ZD_RX_OFDM 0x01 #define ZD_RX_TIMEOUT_ERROR 0x02 #define ZD_RX_FIFO_OVERRUN_ERROR 0x04 #define ZD_RX_DECRYPTION_ERROR 0x08 #define ZD_RX_CRC32_ERROR 0x10 #define ZD_RX_NO_ADDR1_MATCH_ERROR 0x20 #define ZD_RX_CRC16_ERROR 0x40 #define ZD_RX_ERROR 0x80 struct tx_retry_rate { int count; /* number of valid element in rate[] array */ int rate[10]; /* retry rates, described by an index in zd_rates[] */ }; struct tx_status { u8 type; /* must always be 0x01 : USB_INT_TYPE */ u8 id; /* must always be 0xa0 : USB_INT_ID_RETRY_FAILED */ u8 rate; u8 pad; u8 mac[ETH_ALEN]; u8 retry; u8 failure; } __packed; enum mac_flags { MAC_FIXED_CHANNEL = 0x01, }; struct housekeeping { struct delayed_work link_led_work; }; struct beacon { struct delayed_work watchdog_work; struct sk_buff *cur_beacon; unsigned long last_update; u16 interval; u8 period; }; enum zd_device_flags { ZD_DEVICE_RUNNING, }; #define ZD_MAC_STATS_BUFFER_SIZE 16 #define ZD_MAC_MAX_ACK_WAITERS 50 struct zd_mac { struct zd_chip chip; spinlock_t lock; spinlock_t intr_lock; struct ieee80211_hw *hw; struct ieee80211_vif *vif; struct housekeeping housekeeping; struct beacon beacon; struct work_struct set_rts_cts_work; struct work_struct process_intr; struct zd_mc_hash multicast_hash; u8 intr_buffer[USB_MAX_EP_INT_BUFFER]; u8 regdomain; u8 default_regdomain; u8 channel; int type; int associated; unsigned long flags; struct sk_buff_head ack_wait_queue; struct ieee80211_channel channels[14]; struct ieee80211_rate rates[12]; struct ieee80211_supported_band band; /* Short preamble (used for RTS/CTS) */ unsigned int short_preamble:1; /* whether to pass frames with CRC errors to stack */ unsigned int pass_failed_fcs:1; /* whether to pass control frames to stack */ unsigned int pass_ctrl:1; /* whether we have received a 802.11 ACK that is pending */ unsigned int ack_pending:1; /* signal strength of the last 802.11 ACK received */ int ack_signal; }; #define ZD_REGDOMAIN_FCC 0x10 #define ZD_REGDOMAIN_IC 0x20 #define ZD_REGDOMAIN_ETSI 0x30 #define ZD_REGDOMAIN_SPAIN 0x31 #define ZD_REGDOMAIN_FRANCE 0x32 #define ZD_REGDOMAIN_JAPAN_2 0x40 #define ZD_REGDOMAIN_JAPAN 0x41 #define ZD_REGDOMAIN_JAPAN_3 0x49 enum { MIN_CHANNEL24 = 1, MAX_CHANNEL24 = 14, }; #define ZD_PLCP_SERVICE_LENGTH_EXTENSION 0x80 struct ofdm_plcp_header { u8 prefix[3]; __le16 service; } __packed; static inline u8 zd_ofdm_plcp_header_rate(const struct ofdm_plcp_header *header) { return header->prefix[0] & 0xf; } /* 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; u8 service; __le16 length; __le16 crc16; } __packed; static inline u8 zd_cck_plcp_header_signal(const struct cck_plcp_header *header) { return header->signal; } /* 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 static inline struct zd_mac *zd_hw_mac(struct ieee80211_hw *hw) { return hw->priv; } static inline struct zd_mac *zd_chip_to_mac(struct zd_chip *chip) { return container_of(chip, struct zd_mac, chip); } static inline struct zd_mac *zd_usb_to_mac(struct zd_usb *usb) { return zd_chip_to_mac(zd_usb_to_chip(usb)); } static inline u8 *zd_mac_get_perm_addr(struct zd_mac *mac) { return mac->hw->wiphy->perm_addr; } #define zd_mac_dev(mac) (zd_chip_dev(&(mac)->chip)) struct ieee80211_hw *zd_mac_alloc_hw(struct usb_interface *intf); void zd_mac_clear(struct zd_mac *mac); int zd_mac_preinit_hw(struct ieee80211_hw *hw); int zd_mac_init_hw(struct ieee80211_hw *hw); int zd_mac_rx(struct ieee80211_hw *hw, const u8 *buffer, unsigned int length); void zd_mac_tx_failed(struct urb *urb); void zd_mac_tx_to_dev(struct sk_buff *skb, int error); int zd_op_start(struct ieee80211_hw *hw); void zd_op_stop(struct ieee80211_hw *hw); int zd_restore_settings(struct zd_mac *mac); #ifdef DEBUG void zd_dump_rx_status(const struct rx_status *status); #else #define zd_dump_rx_status(status) #endif /* DEBUG */ #endif /* _ZD_MAC_H */
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