summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/p54/p54.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/p54/p54.h')
-rw-r--r--drivers/net/wireless/p54/p54.h281
1 files changed, 281 insertions, 0 deletions
diff --git a/drivers/net/wireless/p54/p54.h b/drivers/net/wireless/p54/p54.h
new file mode 100644
index 000000000..40b401ed6
--- /dev/null
+++ b/drivers/net/wireless/p54/p54.h
@@ -0,0 +1,281 @@
+/*
+ * Shared defines for all mac80211 Prism54 code
+ *
+ * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
+ *
+ * Based on the islsm (softmac prism54) driver, which is:
+ * Copyright 2004-2006 Jean-Baptiste Note <jbnote@gmail.com>, et al.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef P54_H
+#define P54_H
+
+#ifdef CONFIG_P54_LEDS
+#include <linux/leds.h>
+#endif /* CONFIG_P54_LEDS */
+
+#define ISL38XX_DEV_FIRMWARE_ADDR 0x20000
+
+#define BR_CODE_MIN 0x80000000
+#define BR_CODE_COMPONENT_ID 0x80000001
+#define BR_CODE_COMPONENT_VERSION 0x80000002
+#define BR_CODE_DEPENDENT_IF 0x80000003
+#define BR_CODE_EXPOSED_IF 0x80000004
+#define BR_CODE_DESCR 0x80000101
+#define BR_CODE_MAX 0x8FFFFFFF
+#define BR_CODE_END_OF_BRA 0xFF0000FF
+#define LEGACY_BR_CODE_END_OF_BRA 0xFFFFFFFF
+
+struct bootrec {
+ __le32 code;
+ __le32 len;
+ u32 data[10];
+} __packed;
+
+/* Interface role definitions */
+#define BR_INTERFACE_ROLE_SERVER 0x0000
+#define BR_INTERFACE_ROLE_CLIENT 0x8000
+
+#define BR_DESC_PRIV_CAP_WEP BIT(0)
+#define BR_DESC_PRIV_CAP_TKIP BIT(1)
+#define BR_DESC_PRIV_CAP_MICHAEL BIT(2)
+#define BR_DESC_PRIV_CAP_CCX_CP BIT(3)
+#define BR_DESC_PRIV_CAP_CCX_MIC BIT(4)
+#define BR_DESC_PRIV_CAP_AESCCMP BIT(5)
+
+struct bootrec_desc {
+ __le16 modes;
+ __le16 flags;
+ __le32 rx_start;
+ __le32 rx_end;
+ u8 headroom;
+ u8 tailroom;
+ u8 tx_queues;
+ u8 tx_depth;
+ u8 privacy_caps;
+ u8 rx_keycache_size;
+ u8 time_size;
+ u8 padding;
+ u8 rates[16];
+ u8 padding2[4];
+ __le16 rx_mtu;
+} __packed;
+
+#define FW_FMAC 0x464d4143
+#define FW_LM86 0x4c4d3836
+#define FW_LM87 0x4c4d3837
+#define FW_LM20 0x4c4d3230
+
+struct bootrec_comp_id {
+ __le32 fw_variant;
+} __packed;
+
+struct bootrec_comp_ver {
+ char fw_version[24];
+} __packed;
+
+struct bootrec_end {
+ __le16 crc;
+ u8 padding[2];
+ u8 md5[16];
+} __packed;
+
+/* provide 16 bytes for the transport back-end */
+#define P54_TX_INFO_DATA_SIZE 16
+
+/* stored in ieee80211_tx_info's rate_driver_data */
+struct p54_tx_info {
+ u32 start_addr;
+ u32 end_addr;
+ union {
+ void *data[P54_TX_INFO_DATA_SIZE / sizeof(void *)];
+ struct {
+ u32 extra_len;
+ };
+ };
+};
+
+#define P54_MAX_CTRL_FRAME_LEN 0x1000
+
+#define P54_SET_QUEUE(queue, ai_fs, cw_min, cw_max, _txop) \
+do { \
+ queue.aifs = cpu_to_le16(ai_fs); \
+ queue.cwmin = cpu_to_le16(cw_min); \
+ queue.cwmax = cpu_to_le16(cw_max); \
+ queue.txop = cpu_to_le16(_txop); \
+} while (0)
+
+struct p54_edcf_queue_param {
+ __le16 aifs;
+ __le16 cwmin;
+ __le16 cwmax;
+ __le16 txop;
+} __packed;
+
+struct p54_rssi_db_entry {
+ u16 freq;
+ s16 mul;
+ s16 add;
+ s16 longbow_unkn;
+ s16 longbow_unk2;
+};
+
+struct p54_cal_database {
+ size_t entries;
+ size_t entry_size;
+ size_t offset;
+ size_t len;
+ u8 data[0];
+};
+
+#define EEPROM_READBACK_LEN 0x3fc
+
+enum fw_state {
+ FW_STATE_OFF,
+ FW_STATE_BOOTING,
+ FW_STATE_READY,
+ FW_STATE_RESET,
+ FW_STATE_RESETTING,
+};
+
+#ifdef CONFIG_P54_LEDS
+
+#define P54_LED_MAX_NAME_LEN 31
+
+struct p54_led_dev {
+ struct ieee80211_hw *hw_dev;
+ struct led_classdev led_dev;
+ char name[P54_LED_MAX_NAME_LEN + 1];
+
+ unsigned int toggled;
+ unsigned int index;
+ unsigned int registered;
+};
+
+#endif /* CONFIG_P54_LEDS */
+
+struct p54_tx_queue_stats {
+ unsigned int len;
+ unsigned int limit;
+ unsigned int count;
+};
+
+struct p54_common {
+ struct ieee80211_hw *hw;
+ struct ieee80211_vif *vif;
+ void (*tx)(struct ieee80211_hw *dev, struct sk_buff *skb);
+ int (*open)(struct ieee80211_hw *dev);
+ void (*stop)(struct ieee80211_hw *dev);
+ struct sk_buff_head tx_pending;
+ struct sk_buff_head tx_queue;
+ struct mutex conf_mutex;
+ bool registered;
+
+ /* memory management (as seen by the firmware) */
+ u32 rx_start;
+ u32 rx_end;
+ u16 rx_mtu;
+ u8 headroom;
+ u8 tailroom;
+
+ /* firmware/hardware info */
+ unsigned int tx_hdr_len;
+ unsigned int fw_var;
+ unsigned int fw_interface;
+ u8 version;
+
+ /* (e)DCF / QOS state */
+ bool use_short_slot;
+ spinlock_t tx_stats_lock;
+ struct p54_tx_queue_stats tx_stats[8];
+ struct p54_edcf_queue_param qos_params[8];
+
+ /* Radio data */
+ u16 rxhw;
+ u8 rx_diversity_mask;
+ u8 tx_diversity_mask;
+ unsigned int output_power;
+ struct p54_rssi_db_entry *cur_rssi;
+ struct ieee80211_channel *curchan;
+ struct survey_info *survey;
+ unsigned int chan_num;
+ struct completion stat_comp;
+ bool update_stats;
+ struct {
+ unsigned int timestamp;
+ unsigned int cached_cca;
+ unsigned int cached_tx;
+ unsigned int cached_rssi;
+ u64 active;
+ u64 cca;
+ u64 tx;
+ u64 rssi;
+ } survey_raw;
+
+ int noise;
+ /* calibration, output power limit and rssi<->dBm conversation data */
+ struct pda_iq_autocal_entry *iq_autocal;
+ unsigned int iq_autocal_len;
+ struct p54_cal_database *curve_data;
+ struct p54_cal_database *output_limit;
+ struct p54_cal_database *rssi_db;
+ struct ieee80211_supported_band *band_table[IEEE80211_NUM_BANDS];
+
+ /* BBP/MAC state */
+ u8 mac_addr[ETH_ALEN];
+ u8 bssid[ETH_ALEN];
+ u8 mc_maclist[4][ETH_ALEN];
+ u16 wakeup_timer;
+ unsigned int filter_flags;
+ int mc_maclist_num;
+ int mode;
+ u32 tsf_low32, tsf_high32;
+ u32 basic_rate_mask;
+ u16 aid;
+ u8 coverage_class;
+ bool phy_idle;
+ bool phy_ps;
+ bool powersave_override;
+ __le32 beacon_req_id;
+ struct completion beacon_comp;
+
+ /* cryptographic engine information */
+ u8 privacy_caps;
+ u8 rx_keycache_size;
+ unsigned long *used_rxkeys;
+
+ /* LED management */
+#ifdef CONFIG_P54_LEDS
+ struct p54_led_dev leds[4];
+ struct delayed_work led_work;
+#endif /* CONFIG_P54_LEDS */
+ u16 softled_state; /* bit field of glowing LEDs */
+
+ /* statistics */
+ struct ieee80211_low_level_stats stats;
+ struct delayed_work work;
+
+ /* eeprom handling */
+ void *eeprom;
+ struct completion eeprom_comp;
+ struct mutex eeprom_mutex;
+};
+
+/* interfaces for the drivers */
+int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb);
+void p54_free_skb(struct ieee80211_hw *dev, struct sk_buff *skb);
+int p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw);
+int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len);
+int p54_read_eeprom(struct ieee80211_hw *dev);
+
+struct ieee80211_hw *p54_init_common(size_t priv_data_len);
+int p54_register_common(struct ieee80211_hw *dev, struct device *pdev);
+void p54_free_common(struct ieee80211_hw *dev);
+
+void p54_unregister_common(struct ieee80211_hw *dev);
+
+#endif /* P54_H */