drivers/net/wireless/ralink/rt2x00/rt2800lib.h - arm/linux - Git at Google

 /*
 	Copyright (C) 2010 Willow Garage <http://www.willowgarage.com>
 	Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com>
 	Copyright (C) 2009 Bartlomiej Zolnierkiewicz

 	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 RT2800LIB_H
 #define RT2800LIB_H

 /*
  * Hardware has 255 WCID table entries. First 32 entries are reserved for
  * shared keys. Since parts of the pairwise key table might be shared with
  * the beacon frame buffers 6 & 7 we could only use the first 222 entries.
  */
 #define WCID_START	33
 #define WCID_END	222
 #define STA_IDS_SIZE	(WCID_END - WCID_START + 2)

 /* RT2800 driver data structure */
 struct rt2800_drv_data {
 	u8 calibration_bw20;
 	u8 calibration_bw40;
 	char rx_calibration_bw20;
 	char rx_calibration_bw40;
 	char tx_calibration_bw20;
 	char tx_calibration_bw40;
 	u8 bbp25;
 	u8 bbp26;
 	u8 txmixer_gain_24g;
 	u8 txmixer_gain_5g;
 	u8 max_psdu;
 	unsigned int tbtt_tick;
 	unsigned int ampdu_factor_cnt[4];
 	DECLARE_BITMAP(sta_ids, STA_IDS_SIZE);
 	struct ieee80211_sta *wcid_to_sta[STA_IDS_SIZE];
 };

 struct rt2800_ops {
 	u32 (*register_read)(struct rt2x00_dev *rt2x00dev,
 			      const unsigned int offset);
 	u32 (*register_read_lock)(struct rt2x00_dev *rt2x00dev,
 				   const unsigned int offset);
 	void (*register_write)(struct rt2x00_dev *rt2x00dev,
 			       const unsigned int offset, u32 value);
 	void (*register_write_lock)(struct rt2x00_dev *rt2x00dev,
 				    const unsigned int offset, u32 value);

 	void (*register_multiread)(struct rt2x00_dev *rt2x00dev,
 				   const unsigned int offset,
 				   void *value, const u32 length);
 	void (*register_multiwrite)(struct rt2x00_dev *rt2x00dev,
 				    const unsigned int offset,
 				    const void *value, const u32 length);

 	int (*regbusy_read)(struct rt2x00_dev *rt2x00dev,
 			    const unsigned int offset,
 			    const struct rt2x00_field32 field, u32 *reg);

 	int (*read_eeprom)(struct rt2x00_dev *rt2x00dev);
 	bool (*hwcrypt_disabled)(struct rt2x00_dev *rt2x00dev);

 	int (*drv_write_firmware)(struct rt2x00_dev *rt2x00dev,
 				  const u8 *data, const size_t len);
 	int (*drv_init_registers)(struct rt2x00_dev *rt2x00dev);
 	__le32 *(*drv_get_txwi)(struct queue_entry *entry);
 };

 static inline u32 rt2800_register_read(struct rt2x00_dev *rt2x00dev,
 				       const unsigned int offset)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	return rt2800ops->register_read(rt2x00dev, offset);
 }

 static inline u32 rt2800_register_read_lock(struct rt2x00_dev *rt2x00dev,
 					    const unsigned int offset)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	return rt2800ops->register_read_lock(rt2x00dev, offset);
 }

 static inline void rt2800_register_write(struct rt2x00_dev *rt2x00dev,
 					 const unsigned int offset,
 					 u32 value)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	rt2800ops->register_write(rt2x00dev, offset, value);
 }

 static inline void rt2800_register_write_lock(struct rt2x00_dev *rt2x00dev,
 					      const unsigned int offset,
 					      u32 value)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	rt2800ops->register_write_lock(rt2x00dev, offset, value);
 }

 static inline void rt2800_register_multiread(struct rt2x00_dev *rt2x00dev,
 					     const unsigned int offset,
 					     void *value, const u32 length)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	rt2800ops->register_multiread(rt2x00dev, offset, value, length);
 }

 static inline void rt2800_register_multiwrite(struct rt2x00_dev *rt2x00dev,
 					      const unsigned int offset,
 					      const void *value,
 					      const u32 length)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	rt2800ops->register_multiwrite(rt2x00dev, offset, value, length);
 }

 static inline int rt2800_regbusy_read(struct rt2x00_dev *rt2x00dev,
 				      const unsigned int offset,
 				      const struct rt2x00_field32 field,
 				      u32 *reg)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	return rt2800ops->regbusy_read(rt2x00dev, offset, field, reg);
 }

 static inline int rt2800_read_eeprom(struct rt2x00_dev *rt2x00dev)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	return rt2800ops->read_eeprom(rt2x00dev);
 }

 static inline bool rt2800_hwcrypt_disabled(struct rt2x00_dev *rt2x00dev)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	return rt2800ops->hwcrypt_disabled(rt2x00dev);
 }

 static inline int rt2800_drv_write_firmware(struct rt2x00_dev *rt2x00dev,
 					    const u8 *data, const size_t len)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	return rt2800ops->drv_write_firmware(rt2x00dev, data, len);
 }

 static inline int rt2800_drv_init_registers(struct rt2x00_dev *rt2x00dev)
 {
 	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

 	return rt2800ops->drv_init_registers(rt2x00dev);
 }

 static inline __le32 *rt2800_drv_get_txwi(struct queue_entry *entry)
 {
 	const struct rt2800_ops *rt2800ops = entry->queue->rt2x00dev->ops->drv;

 	return rt2800ops->drv_get_txwi(entry);
 }

 void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
 			const u8 command, const u8 token,
 			const u8 arg0, const u8 arg1);

 int rt2800_wait_csr_ready(struct rt2x00_dev *rt2x00dev);
 int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev);

 int rt2800_check_firmware(struct rt2x00_dev *rt2x00dev,
 			  const u8 *data, const size_t len);
 int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev,
 			 const u8 *data, const size_t len);

 void rt2800_write_tx_data(struct queue_entry *entry,
 			  struct txentry_desc *txdesc);
 void rt2800_process_rxwi(struct queue_entry *entry, struct rxdone_entry_desc *txdesc);

 void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi,
 			 bool match);

 void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc);
 void rt2800_clear_beacon(struct queue_entry *entry);

 extern const struct rt2x00debug rt2800_rt2x00debug;

 int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev);
 int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev,
 			     struct rt2x00lib_crypto *crypto,
 			     struct ieee80211_key_conf *key);
 int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
 			       struct rt2x00lib_crypto *crypto,
 			       struct ieee80211_key_conf *key);
 int rt2800_sta_add(struct rt2x00_dev *rt2x00dev, struct ieee80211_vif *vif,
 		   struct ieee80211_sta *sta);
 int rt2800_sta_remove(struct rt2x00_dev *rt2x00dev, struct ieee80211_sta *sta);
 void rt2800_config_filter(struct rt2x00_dev *rt2x00dev,
 			  const unsigned int filter_flags);
 void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
 			struct rt2x00intf_conf *conf, const unsigned int flags);
 void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp,
 		       u32 changed);
 void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant);
 void rt2800_config(struct rt2x00_dev *rt2x00dev,
 		   struct rt2x00lib_conf *libconf,
 		   const unsigned int flags);
 void rt2800_link_stats(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
 void rt2800_reset_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual);
 void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual,
 		       const u32 count);
 void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev);
 void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev);

 int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev);
 void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev);

 int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev);
 int rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev);

 int rt2800_probe_hw(struct rt2x00_dev *rt2x00dev);

 void rt2800_get_key_seq(struct ieee80211_hw *hw,
 			struct ieee80211_key_conf *key,
 			struct ieee80211_key_seq *seq);
 int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value);
 int rt2800_conf_tx(struct ieee80211_hw *hw,
 		   struct ieee80211_vif *vif, u16 queue_idx,
 		   const struct ieee80211_tx_queue_params *params);
 u64 rt2800_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
 int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			struct ieee80211_ampdu_params *params);
 int rt2800_get_survey(struct ieee80211_hw *hw, int idx,
 		      struct survey_info *survey);
 void rt2800_disable_wpdma(struct rt2x00_dev *rt2x00dev);

 void rt2800_get_txwi_rxwi_size(struct rt2x00_dev *rt2x00dev,
 			       unsigned short *txwi_size,
 			       unsigned short *rxwi_size);

 #endif /* RT2800LIB_H */
	/*
	Copyright (C) 2010 Willow Garage <http://www.willowgarage.com>
	Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com>
	Copyright (C) 2009 Bartlomiej Zolnierkiewicz

	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 RT2800LIB_H
	#define RT2800LIB_H

	/*
	* Hardware has 255 WCID table entries. First 32 entries are reserved for
	* shared keys. Since parts of the pairwise key table might be shared with
	* the beacon frame buffers 6 & 7 we could only use the first 222 entries.
	*/
	#define WCID_START 33
	#define WCID_END 222
	#define STA_IDS_SIZE (WCID_END - WCID_START + 2)

	/* RT2800 driver data structure */
	struct rt2800_drv_data {
	u8 calibration_bw20;
	u8 calibration_bw40;
	char rx_calibration_bw20;
	char rx_calibration_bw40;
	char tx_calibration_bw20;
	char tx_calibration_bw40;
	u8 bbp25;
	u8 bbp26;
	u8 txmixer_gain_24g;
	u8 txmixer_gain_5g;
	u8 max_psdu;
	unsigned int tbtt_tick;
	unsigned int ampdu_factor_cnt[4];
	DECLARE_BITMAP(sta_ids, STA_IDS_SIZE);
	struct ieee80211_sta *wcid_to_sta[STA_IDS_SIZE];
	};

	struct rt2800_ops {
	u32 (register_read)(struct rt2x00_dev rt2x00dev,
	const unsigned int offset);
	u32 (register_read_lock)(struct rt2x00_dev rt2x00dev,
	const unsigned int offset);
	void (register_write)(struct rt2x00_dev rt2x00dev,
	const unsigned int offset, u32 value);
	void (register_write_lock)(struct rt2x00_dev rt2x00dev,
	const unsigned int offset, u32 value);

	void (register_multiread)(struct rt2x00_dev rt2x00dev,
	const unsigned int offset,
	void *value, const u32 length);
	void (register_multiwrite)(struct rt2x00_dev rt2x00dev,
	const unsigned int offset,
	const void *value, const u32 length);

	int (regbusy_read)(struct rt2x00_dev rt2x00dev,
	const unsigned int offset,
	const struct rt2x00_field32 field, u32 *reg);

	int (read_eeprom)(struct rt2x00_dev rt2x00dev);
	bool (hwcrypt_disabled)(struct rt2x00_dev rt2x00dev);

	int (drv_write_firmware)(struct rt2x00_dev rt2x00dev,
	const u8 *data, const size_t len);
	int (drv_init_registers)(struct rt2x00_dev rt2x00dev);
	__le32 (drv_get_txwi)(struct queue_entry *entry);
	};

	static inline u32 rt2800_register_read(struct rt2x00_dev *rt2x00dev,
	const unsigned int offset)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	return rt2800ops->register_read(rt2x00dev, offset);
	}

	static inline u32 rt2800_register_read_lock(struct rt2x00_dev *rt2x00dev,
	const unsigned int offset)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	return rt2800ops->register_read_lock(rt2x00dev, offset);
	}

	static inline void rt2800_register_write(struct rt2x00_dev *rt2x00dev,
	const unsigned int offset,
	u32 value)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	rt2800ops->register_write(rt2x00dev, offset, value);
	}

	static inline void rt2800_register_write_lock(struct rt2x00_dev *rt2x00dev,
	const unsigned int offset,
	u32 value)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	rt2800ops->register_write_lock(rt2x00dev, offset, value);
	}

	static inline void rt2800_register_multiread(struct rt2x00_dev *rt2x00dev,
	const unsigned int offset,
	void *value, const u32 length)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	rt2800ops->register_multiread(rt2x00dev, offset, value, length);
	}

	static inline void rt2800_register_multiwrite(struct rt2x00_dev *rt2x00dev,
	const unsigned int offset,
	const void *value,
	const u32 length)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	rt2800ops->register_multiwrite(rt2x00dev, offset, value, length);
	}

	static inline int rt2800_regbusy_read(struct rt2x00_dev *rt2x00dev,
	const unsigned int offset,
	const struct rt2x00_field32 field,
	u32 *reg)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	return rt2800ops->regbusy_read(rt2x00dev, offset, field, reg);
	}

	static inline int rt2800_read_eeprom(struct rt2x00_dev *rt2x00dev)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	return rt2800ops->read_eeprom(rt2x00dev);
	}

	static inline bool rt2800_hwcrypt_disabled(struct rt2x00_dev *rt2x00dev)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	return rt2800ops->hwcrypt_disabled(rt2x00dev);
	}

	static inline int rt2800_drv_write_firmware(struct rt2x00_dev *rt2x00dev,
	const u8 *data, const size_t len)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	return rt2800ops->drv_write_firmware(rt2x00dev, data, len);
	}

	static inline int rt2800_drv_init_registers(struct rt2x00_dev *rt2x00dev)
	{
	const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;

	return rt2800ops->drv_init_registers(rt2x00dev);
	}

	static inline __le32 rt2800_drv_get_txwi(struct queue_entry entry)
	{
	const struct rt2800_ops *rt2800ops = entry->queue->rt2x00dev->ops->drv;

	return rt2800ops->drv_get_txwi(entry);
	}

	void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
	const u8 command, const u8 token,
	const u8 arg0, const u8 arg1);

	int rt2800_wait_csr_ready(struct rt2x00_dev *rt2x00dev);
	int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev);

	int rt2800_check_firmware(struct rt2x00_dev *rt2x00dev,
	const u8 *data, const size_t len);
	int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev,
	const u8 *data, const size_t len);

	void rt2800_write_tx_data(struct queue_entry *entry,
	struct txentry_desc *txdesc);
	void rt2800_process_rxwi(struct queue_entry entry, struct rxdone_entry_desc txdesc);

	void rt2800_txdone_entry(struct queue_entry entry, u32 status, __le32 txwi,
	bool match);

	void rt2800_write_beacon(struct queue_entry entry, struct txentry_desc txdesc);
	void rt2800_clear_beacon(struct queue_entry *entry);

	extern const struct rt2x00debug rt2800_rt2x00debug;

	int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev);
	int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev,
	struct rt2x00lib_crypto *crypto,
	struct ieee80211_key_conf *key);
	int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
	struct rt2x00lib_crypto *crypto,
	struct ieee80211_key_conf *key);
	int rt2800_sta_add(struct rt2x00_dev rt2x00dev, struct ieee80211_vif vif,
	struct ieee80211_sta *sta);
	int rt2800_sta_remove(struct rt2x00_dev rt2x00dev, struct ieee80211_sta sta);
	void rt2800_config_filter(struct rt2x00_dev *rt2x00dev,
	const unsigned int filter_flags);
	void rt2800_config_intf(struct rt2x00_dev rt2x00dev, struct rt2x00_intf intf,
	struct rt2x00intf_conf *conf, const unsigned int flags);
	void rt2800_config_erp(struct rt2x00_dev rt2x00dev, struct rt2x00lib_erp erp,
	u32 changed);
	void rt2800_config_ant(struct rt2x00_dev rt2x00dev, struct antenna_setup ant);
	void rt2800_config(struct rt2x00_dev *rt2x00dev,
	struct rt2x00lib_conf *libconf,
	const unsigned int flags);
	void rt2800_link_stats(struct rt2x00_dev rt2x00dev, struct link_qual qual);
	void rt2800_reset_tuner(struct rt2x00_dev rt2x00dev, struct link_qual qual);
	void rt2800_link_tuner(struct rt2x00_dev rt2x00dev, struct link_qual qual,
	const u32 count);
	void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev);
	void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev);

	int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev);
	void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev);

	int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev);
	int rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev);

	int rt2800_probe_hw(struct rt2x00_dev *rt2x00dev);

	void rt2800_get_key_seq(struct ieee80211_hw *hw,
	struct ieee80211_key_conf *key,
	struct ieee80211_key_seq *seq);
	int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value);
	int rt2800_conf_tx(struct ieee80211_hw *hw,
	struct ieee80211_vif *vif, u16 queue_idx,
	const struct ieee80211_tx_queue_params *params);
	u64 rt2800_get_tsf(struct ieee80211_hw hw, struct ieee80211_vif vif);
	int rt2800_ampdu_action(struct ieee80211_hw hw, struct ieee80211_vif vif,
	struct ieee80211_ampdu_params *params);
	int rt2800_get_survey(struct ieee80211_hw *hw, int idx,
	struct survey_info *survey);
	void rt2800_disable_wpdma(struct rt2x00_dev *rt2x00dev);

	void rt2800_get_txwi_rxwi_size(struct rt2x00_dev *rt2x00dev,
	unsigned short *txwi_size,
	unsigned short *rxwi_size);

	#endif /* RT2800LIB_H */