drivers/net/wireless/iwlwifi/iwl-core.h - kernel/omap - Git at Google

 /******************************************************************************
  *
  * This file is provided under a dual BSD/GPLv2 license.  When using or
  * redistributing this file, you may do so under either license.
  *
  * GPL LICENSE SUMMARY
  *
  * Copyright(c) 2008 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
  * published by the Free Software Foundation.
  *
  * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
  * USA
  *
  * The full GNU General Public License is included in this distribution
  * in the file called LICENSE.GPL.
  *
  * Contact Information:
  * Tomas Winkler <[email protected]>
  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  *
  * BSD LICENSE
  *
  * Copyright(c) 2005 - 2008 Intel Corporation. All rights reserved.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  *  * Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  *  * Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in
  *    the documentation and/or other materials provided with the
  *    distribution.
  *  * Neither the name Intel Corporation nor the names of its
  *    contributors may be used to endorse or promote products derived
  *    from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *****************************************************************************/

 #ifndef __iwl_core_h__
 #define __iwl_core_h__

 /************************
  * forward declarations *
  ************************/
 struct iwl_host_cmd;
 struct iwl_cmd;


 #define IWLWIFI_VERSION "1.3.27k"
 #define DRV_COPYRIGHT	"Copyright(c) 2003-2008 Intel Corporation"

 #define IWL_PCI_DEVICE(dev, subdev, cfg) \
 	.vendor = PCI_VENDOR_ID_INTEL,  .device = (dev), \
 	.subvendor = PCI_ANY_ID, .subdevice = (subdev), \
 	.driver_data = (kernel_ulong_t)&(cfg)

 #define IWL_SKU_G       0x1
 #define IWL_SKU_A       0x2
 #define IWL_SKU_N       0x8

 struct iwl_hcmd_ops {
 	int (*rxon_assoc)(struct iwl_priv *priv);
 };
 struct iwl_hcmd_utils_ops {
 	u16 (*get_hcmd_size)(u8 cmd_id, u16 len);
 	u16 (*build_addsta_hcmd)(const struct iwl_addsta_cmd *cmd, u8 *data);
 	void (*gain_computation)(struct iwl_priv *priv,
 			u32 *average_noise,
 			u16 min_average_noise_antennat_i,
 			u32 min_average_noise);
 	void (*chain_noise_reset)(struct iwl_priv *priv);
 	void (*rts_tx_cmd_flag)(struct ieee80211_tx_info *info,
 			__le32 *tx_flags);
 	int  (*calc_rssi)(struct iwl_priv *priv,
 			  struct iwl_rx_phy_res *rx_resp);
 };

 struct iwl_lib_ops {
 	/* set hw dependant perameters */
 	int (*set_hw_params)(struct iwl_priv *priv);
 	/* ucode shared memory */
 	int (*alloc_shared_mem)(struct iwl_priv *priv);
 	void (*free_shared_mem)(struct iwl_priv *priv);
 	int (*shared_mem_rx_idx)(struct iwl_priv *priv);
 	/* Handling TX */
 	void (*txq_update_byte_cnt_tbl)(struct iwl_priv *priv,
 					struct iwl_tx_queue *txq,
 					u16 byte_cnt);
 	void (*txq_inval_byte_cnt_tbl)(struct iwl_priv *priv,
 				       struct iwl_tx_queue *txq);
 	void (*txq_set_sched)(struct iwl_priv *priv, u32 mask);
 	/* aggregations */
 	int (*txq_agg_enable)(struct iwl_priv *priv, int txq_id, int tx_fifo,
 			      int sta_id, int tid, u16 ssn_idx);
 	int (*txq_agg_disable)(struct iwl_priv *priv, u16 txq_id, u16 ssn_idx,
 			       u8 tx_fifo);
 	/* setup Rx handler */
 	void (*rx_handler_setup)(struct iwl_priv *priv);
 	/* setup deferred work */
 	void (*setup_deferred_work)(struct iwl_priv *priv);
 	/* cancel deferred work */
 	void (*cancel_deferred_work)(struct iwl_priv *priv);
 	/* alive notification after init uCode load */
 	void (*init_alive_start)(struct iwl_priv *priv);
 	/* alive notification */
 	int (*alive_notify)(struct iwl_priv *priv);
 	/* check validity of rtc data address */
 	int (*is_valid_rtc_data_addr)(u32 addr);
 	/* 1st ucode load */
 	int (*load_ucode)(struct iwl_priv *priv);
 	 /* power management */
 	struct {
 		int (*init)(struct iwl_priv *priv);
 		int (*reset)(struct iwl_priv *priv);
 		void (*stop)(struct iwl_priv *priv);
 		void (*config)(struct iwl_priv *priv);
 		int (*set_pwr_src)(struct iwl_priv *priv, enum iwl_pwr_src src);
 	} apm_ops;
 	/* power */
 	int (*send_tx_power) (struct iwl_priv *priv);
 	void (*update_chain_flags)(struct iwl_priv *priv);
 	void (*temperature) (struct iwl_priv *priv);
 	/* eeprom operations (as defined in iwl-eeprom.h) */
 	struct iwl_eeprom_ops eeprom_ops;
 };

 struct iwl_ops {
 	const struct iwl_lib_ops *lib;
 	const struct iwl_hcmd_ops *hcmd;
 	const struct iwl_hcmd_utils_ops *utils;
 };

 struct iwl_mod_params {
 	int disable;		/* def: 0 = enable radio */
 	int sw_crypto;		/* def: 0 = using hardware encryption */
 	int debug;		/* def: 0 = minimal debug log messages */
 	int disable_hw_scan;	/* def: 0 = use h/w scan */
 	int num_of_queues;	/* def: HW dependent */
 	int num_of_ampdu_queues;/* def: HW dependent */
 	int enable_qos;		/* def: 1 = use quality of service */
 	int disable_11n;	/* def: 0 = disable 11n capabilities */
 	int amsdu_size_8K;	/* def: 1 = enable 8K amsdu size */
 	int antenna;  		/* def: 0 = both antennas (use diversity) */
 	int restart_fw;		/* def: 1 = restart firmware */
 };

 struct iwl_cfg {
 	const char *name;
 	const char *fw_name;
 	unsigned int sku;
 	int eeprom_size;
 	const struct iwl_ops *ops;
 	const struct iwl_mod_params *mod_params;
 };

 /***************************
  *   L i b                 *
  ***************************/

 struct ieee80211_hw *iwl_alloc_all(struct iwl_cfg *cfg,
 		struct ieee80211_ops *hw_ops);
 void iwl_hw_detect(struct iwl_priv *priv);

 void iwl_clear_stations_table(struct iwl_priv *priv);
 void iwl_free_calib_results(struct iwl_priv *priv);
 void iwl_reset_qos(struct iwl_priv *priv);
 void iwl_set_rxon_chain(struct iwl_priv *priv);
 int iwl_set_rxon_channel(struct iwl_priv *priv,
 				enum ieee80211_band band,
 				u16 channel);
 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info);
 u8 iwl_is_fat_tx_allowed(struct iwl_priv *priv,
 			 struct ieee80211_ht_info *sta_ht_inf);
 int iwl_hw_nic_init(struct iwl_priv *priv);
 int iwl_setup_mac(struct iwl_priv *priv);
 int iwl_set_hw_params(struct iwl_priv *priv);
 int iwl_init_drv(struct iwl_priv *priv);
 void iwl_uninit_drv(struct iwl_priv *priv);
 /* "keep warm" functions */
 int iwl_kw_init(struct iwl_priv *priv);
 int iwl_kw_alloc(struct iwl_priv *priv);
 void iwl_kw_free(struct iwl_priv *priv);

 /*****************************************************
 * RX
 ******************************************************/
 void iwl_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
 int iwl_rx_queue_alloc(struct iwl_priv *priv);
 void iwl_rx_handle(struct iwl_priv *priv);
 int iwl_rx_queue_update_write_ptr(struct iwl_priv *priv,
 				  struct iwl_rx_queue *q);
 void iwl_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
 void iwl_rx_replenish(struct iwl_priv *priv);
 int iwl_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
 int iwl_rx_agg_start(struct iwl_priv *priv, const u8 *addr, int tid, u16 ssn);
 int iwl_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid);
 /* FIXME: remove when TX is moved to iwl core */
 int iwl_rx_queue_restock(struct iwl_priv *priv);
 int iwl_rx_queue_space(const struct iwl_rx_queue *q);
 void iwl_rx_allocate(struct iwl_priv *priv);
 void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb);
 int iwl_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
 /* Handlers */
 void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
 			       struct iwl_rx_mem_buffer *rxb);
 void iwl_rx_statistics(struct iwl_priv *priv,
 			      struct iwl_rx_mem_buffer *rxb);

 /* TX helpers */

 /*****************************************************
 * TX
 ******************************************************/
 int iwl_txq_ctx_reset(struct iwl_priv *priv);
 int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
 /* FIXME: remove when free Tx is fully merged into iwlcore */
 int iwl_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq);
 void iwl_hw_txq_ctx_free(struct iwl_priv *priv);
 int iwl_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv, void *tfd,
 					dma_addr_t addr, u16 len);
 int iwl_txq_update_write_ptr(struct iwl_priv *priv, struct iwl_tx_queue *txq);
 int iwl_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn);
 int iwl_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid);
 int iwl_txq_check_empty(struct iwl_priv *priv, int sta_id, u8 tid, int txq_id);

 /*****************************************************
  * TX power
  ****************************************************/
 int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);

 /*****************************************************
  * RF -Kill - here and not in iwl-rfkill.h to be available when
  * RF-kill subsystem is not compiled.
  ****************************************************/
 void iwl_radio_kill_sw_disable_radio(struct iwl_priv *priv);
 int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv);

 /*******************************************************************************
  * Rate
  ******************************************************************************/

 void iwl_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
 			      struct ieee80211_tx_info *info);
 int iwl_hwrate_to_plcp_idx(u32 rate_n_flags);

 static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
 {
 	return le32_to_cpu(rate_n_flags) & 0xFF;
 }
 static inline u32 iwl_hw_get_rate_n_flags(__le32 rate_n_flags)
 {
 	return le32_to_cpu(rate_n_flags) & 0x1FFFF;
 }
 static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
 {
 	return cpu_to_le32(flags|(u32)rate);
 }

 /*******************************************************************************
  * Scanning
  ******************************************************************************/
 void iwl_init_scan_params(struct iwl_priv *priv);
 int iwl_scan_cancel(struct iwl_priv *priv);
 int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
 const char *iwl_escape_essid(const char *essid, u8 essid_len);
 int iwl_scan_initiate(struct iwl_priv *priv);
 void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
 void iwl_setup_scan_deferred_work(struct iwl_priv *priv);

 /*****************************************************
  *   S e n d i n g     H o s t     C o m m a n d s   *
  *****************************************************/

 const char *get_cmd_string(u8 cmd);
 int __must_check iwl_send_cmd_sync(struct iwl_priv *priv,
 				   struct iwl_host_cmd *cmd);
 int iwl_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
 int __must_check iwl_send_cmd_pdu(struct iwl_priv *priv, u8 id,
 				  u16 len, const void *data);
 int iwl_send_cmd_pdu_async(struct iwl_priv *priv, u8 id, u16 len,
 			   const void *data,
 			   int (*callback)(struct iwl_priv *priv,
 					   struct iwl_cmd *cmd,
 					   struct sk_buff *skb));

 int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);

 /*****************************************************
 *  Error Handling Debugging
 ******************************************************/
 void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
 			 u32 num_events, u32 mode);
 void iwl_dump_nic_error_log(struct iwl_priv *priv);
 void iwl_dump_nic_event_log(struct iwl_priv *priv);

 /*************** DRIVER STATUS FUNCTIONS   *****/

 #define STATUS_HCMD_ACTIVE	0	/* host command in progress */
 #define STATUS_HCMD_SYNC_ACTIVE	1	/* sync host command in progress */
 #define STATUS_INT_ENABLED	2
 #define STATUS_RF_KILL_HW	3
 #define STATUS_RF_KILL_SW	4
 #define STATUS_INIT		5
 #define STATUS_ALIVE		6
 #define STATUS_READY		7
 #define STATUS_TEMPERATURE	8
 #define STATUS_GEO_CONFIGURED	9
 #define STATUS_EXIT_PENDING	10
 #define STATUS_IN_SUSPEND	11
 #define STATUS_STATISTICS	12
 #define STATUS_SCANNING		13
 #define STATUS_SCAN_ABORTING	14
 #define STATUS_SCAN_HW		15
 #define STATUS_POWER_PMI	16
 #define STATUS_FW_ERROR		17
 #define STATUS_CONF_PENDING	18
 #define STATUS_MODE_PENDING	19


 static inline int iwl_is_ready(struct iwl_priv *priv)
 {
 	/* The adapter is 'ready' if READY and GEO_CONFIGURED bits are
 	 * set but EXIT_PENDING is not */
 	return test_bit(STATUS_READY, &priv->status) &&
 	       test_bit(STATUS_GEO_CONFIGURED, &priv->status) &&
 	       !test_bit(STATUS_EXIT_PENDING, &priv->status);
 }

 static inline int iwl_is_alive(struct iwl_priv *priv)
 {
 	return test_bit(STATUS_ALIVE, &priv->status);
 }

 static inline int iwl_is_init(struct iwl_priv *priv)
 {
 	return test_bit(STATUS_INIT, &priv->status);
 }

 static inline int iwl_is_rfkill_sw(struct iwl_priv *priv)
 {
 	return test_bit(STATUS_RF_KILL_SW, &priv->status);
 }

 static inline int iwl_is_rfkill_hw(struct iwl_priv *priv)
 {
 	return test_bit(STATUS_RF_KILL_HW, &priv->status);
 }

 static inline int iwl_is_rfkill(struct iwl_priv *priv)
 {
 	return iwl_is_rfkill_hw(priv) || iwl_is_rfkill_sw(priv);
 }

 static inline int iwl_is_ready_rf(struct iwl_priv *priv)
 {

 	if (iwl_is_rfkill(priv))
 		return 0;

 	return iwl_is_ready(priv);
 }

 extern void iwl_rf_kill_ct_config(struct iwl_priv *priv);
 extern int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags);
 extern int iwl_verify_ucode(struct iwl_priv *priv);
 extern int iwl_send_lq_cmd(struct iwl_priv *priv,
 		struct iwl_link_quality_cmd *lq, u8 flags);
 extern void iwl_rx_reply_rx(struct iwl_priv *priv,
 		struct iwl_rx_mem_buffer *rxb);
 extern void iwl_rx_reply_rx_phy(struct iwl_priv *priv,
 				    struct iwl_rx_mem_buffer *rxb);
 void iwl_rx_reply_compressed_ba(struct iwl_priv *priv,
 					   struct iwl_rx_mem_buffer *rxb);

 static inline int iwl_send_rxon_assoc(struct iwl_priv *priv)
 {
 	return priv->cfg->ops->hcmd->rxon_assoc(priv);
 }

 static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
 			struct iwl_priv *priv, enum ieee80211_band band)
 {
 	return priv->hw->wiphy->bands[band];
 }

 #endif /* __iwl_core_h__ */
	/******************************************************************************
	*
	* This file is provided under a dual BSD/GPLv2 license. When using or
	* redistributing this file, you may do so under either license.
	*
	* GPL LICENSE SUMMARY
	*
	* Copyright(c) 2008 Intel Corporation. All rights reserved.
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of version 2 of the GNU General Public License as
	* published by the Free Software Foundation.
	*
	* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
	* USA
	*
	* The full GNU General Public License is included in this distribution
	* in the file called LICENSE.GPL.
	*
	* Contact Information:
	* Tomas Winkler <[email protected]>
	* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
	*
	* BSD LICENSE
	*
	* Copyright(c) 2005 - 2008 Intel Corporation. All rights reserved.
	* All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	*
	* * Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.
	* * Redistributions in binary form must reproduce the above copyright
	* notice, this list of conditions and the following disclaimer in
	* the documentation and/or other materials provided with the
	* distribution.
	* * Neither the name Intel Corporation nor the names of its
	* contributors may be used to endorse or promote products derived
	* from this software without specific prior written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
	* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*****************************************************************************/

	#ifndef __iwl_core_h__
	#define __iwl_core_h__

	/************************
	* forward declarations *
	************************/
	struct iwl_host_cmd;
	struct iwl_cmd;


	#define IWLWIFI_VERSION "1.3.27k"
	#define DRV_COPYRIGHT "Copyright(c) 2003-2008 Intel Corporation"

	#define IWL_PCI_DEVICE(dev, subdev, cfg) \
	.vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \
	.subvendor = PCI_ANY_ID, .subdevice = (subdev), \
	.driver_data = (kernel_ulong_t)&(cfg)

	#define IWL_SKU_G 0x1
	#define IWL_SKU_A 0x2
	#define IWL_SKU_N 0x8

	struct iwl_hcmd_ops {
	int (rxon_assoc)(struct iwl_priv priv);
	};
	struct iwl_hcmd_utils_ops {
	u16 (*get_hcmd_size)(u8 cmd_id, u16 len);
	u16 (build_addsta_hcmd)(const struct iwl_addsta_cmd cmd, u8 *data);
	void (gain_computation)(struct iwl_priv priv,
	u32 *average_noise,
	u16 min_average_noise_antennat_i,
	u32 min_average_noise);
	void (chain_noise_reset)(struct iwl_priv priv);
	void (rts_tx_cmd_flag)(struct ieee80211_tx_info info,
	__le32 *tx_flags);
	int (calc_rssi)(struct iwl_priv priv,
	struct iwl_rx_phy_res *rx_resp);
	};

	struct iwl_lib_ops {
	/* set hw dependant perameters */
	int (set_hw_params)(struct iwl_priv priv);
	/* ucode shared memory */
	int (alloc_shared_mem)(struct iwl_priv priv);
	void (free_shared_mem)(struct iwl_priv priv);
	int (shared_mem_rx_idx)(struct iwl_priv priv);
	/* Handling TX */
	void (txq_update_byte_cnt_tbl)(struct iwl_priv priv,
	struct iwl_tx_queue *txq,
	u16 byte_cnt);
	void (txq_inval_byte_cnt_tbl)(struct iwl_priv priv,
	struct iwl_tx_queue *txq);
	void (txq_set_sched)(struct iwl_priv priv, u32 mask);
	/* aggregations */
	int (txq_agg_enable)(struct iwl_priv priv, int txq_id, int tx_fifo,
	int sta_id, int tid, u16 ssn_idx);
	int (txq_agg_disable)(struct iwl_priv priv, u16 txq_id, u16 ssn_idx,
	u8 tx_fifo);
	/* setup Rx handler */
	void (rx_handler_setup)(struct iwl_priv priv);
	/* setup deferred work */
	void (setup_deferred_work)(struct iwl_priv priv);
	/* cancel deferred work */
	void (cancel_deferred_work)(struct iwl_priv priv);
	/* alive notification after init uCode load */
	void (init_alive_start)(struct iwl_priv priv);
	/* alive notification */
	int (alive_notify)(struct iwl_priv priv);
	/* check validity of rtc data address */
	int (*is_valid_rtc_data_addr)(u32 addr);
	/* 1st ucode load */
	int (load_ucode)(struct iwl_priv priv);
	/* power management */
	struct {
	int (init)(struct iwl_priv priv);
	int (reset)(struct iwl_priv priv);
	void (stop)(struct iwl_priv priv);
	void (config)(struct iwl_priv priv);
	int (set_pwr_src)(struct iwl_priv priv, enum iwl_pwr_src src);
	} apm_ops;
	/* power */
	int (send_tx_power) (struct iwl_priv priv);
	void (update_chain_flags)(struct iwl_priv priv);
	void (temperature) (struct iwl_priv priv);
	/* eeprom operations (as defined in iwl-eeprom.h) */
	struct iwl_eeprom_ops eeprom_ops;
	};

	struct iwl_ops {
	const struct iwl_lib_ops *lib;
	const struct iwl_hcmd_ops *hcmd;
	const struct iwl_hcmd_utils_ops *utils;
	};

	struct iwl_mod_params {
	int disable; /* def: 0 = enable radio */
	int sw_crypto; /* def: 0 = using hardware encryption */
	int debug; /* def: 0 = minimal debug log messages */
	int disable_hw_scan; /* def: 0 = use h/w scan */
	int num_of_queues; /* def: HW dependent */
	int num_of_ampdu_queues;/* def: HW dependent */
	int enable_qos; /* def: 1 = use quality of service */
	int disable_11n; /* def: 0 = disable 11n capabilities */
	int amsdu_size_8K; /* def: 1 = enable 8K amsdu size */
	int antenna; /* def: 0 = both antennas (use diversity) */
	int restart_fw; /* def: 1 = restart firmware */
	};

	struct iwl_cfg {
	const char *name;
	const char *fw_name;
	unsigned int sku;
	int eeprom_size;
	const struct iwl_ops *ops;
	const struct iwl_mod_params *mod_params;
	};

	/***************************
	* L i b *
	***************************/

	struct ieee80211_hw iwl_alloc_all(struct iwl_cfg cfg,
	struct ieee80211_ops *hw_ops);
	void iwl_hw_detect(struct iwl_priv *priv);

	void iwl_clear_stations_table(struct iwl_priv *priv);
	void iwl_free_calib_results(struct iwl_priv *priv);
	void iwl_reset_qos(struct iwl_priv *priv);
	void iwl_set_rxon_chain(struct iwl_priv *priv);
	int iwl_set_rxon_channel(struct iwl_priv *priv,
	enum ieee80211_band band,
	u16 channel);
	void iwl_set_rxon_ht(struct iwl_priv priv, struct iwl_ht_info ht_info);
	u8 iwl_is_fat_tx_allowed(struct iwl_priv *priv,
	struct ieee80211_ht_info *sta_ht_inf);
	int iwl_hw_nic_init(struct iwl_priv *priv);
	int iwl_setup_mac(struct iwl_priv *priv);
	int iwl_set_hw_params(struct iwl_priv *priv);
	int iwl_init_drv(struct iwl_priv *priv);
	void iwl_uninit_drv(struct iwl_priv *priv);
	/* "keep warm" functions */
	int iwl_kw_init(struct iwl_priv *priv);
	int iwl_kw_alloc(struct iwl_priv *priv);
	void iwl_kw_free(struct iwl_priv *priv);

	/*****************************************************
	* RX
	******************************************************/
	void iwl_rx_queue_free(struct iwl_priv priv, struct iwl_rx_queue rxq);
	int iwl_rx_queue_alloc(struct iwl_priv *priv);
	void iwl_rx_handle(struct iwl_priv *priv);
	int iwl_rx_queue_update_write_ptr(struct iwl_priv *priv,
	struct iwl_rx_queue *q);
	void iwl_rx_queue_reset(struct iwl_priv priv, struct iwl_rx_queue rxq);
	void iwl_rx_replenish(struct iwl_priv *priv);
	int iwl_rx_init(struct iwl_priv priv, struct iwl_rx_queue rxq);
	int iwl_rx_agg_start(struct iwl_priv priv, const u8 addr, int tid, u16 ssn);
	int iwl_rx_agg_stop(struct iwl_priv priv, const u8 addr, int tid);
	/* FIXME: remove when TX is moved to iwl core */
	int iwl_rx_queue_restock(struct iwl_priv *priv);
	int iwl_rx_queue_space(const struct iwl_rx_queue *q);
	void iwl_rx_allocate(struct iwl_priv *priv);
	void iwl_tx_cmd_complete(struct iwl_priv priv, struct iwl_rx_mem_buffer rxb);
	int iwl_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
	/* Handlers */
	void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
	struct iwl_rx_mem_buffer *rxb);
	void iwl_rx_statistics(struct iwl_priv *priv,
	struct iwl_rx_mem_buffer *rxb);

	/* TX helpers */

	/*****************************************************
	* TX
	******************************************************/
	int iwl_txq_ctx_reset(struct iwl_priv *priv);
	int iwl_tx_skb(struct iwl_priv priv, struct sk_buff skb);
	/* FIXME: remove when free Tx is fully merged into iwlcore */
	int iwl_hw_txq_free_tfd(struct iwl_priv priv, struct iwl_tx_queue txq);
	void iwl_hw_txq_ctx_free(struct iwl_priv *priv);
	int iwl_hw_txq_attach_buf_to_tfd(struct iwl_priv priv, void tfd,
	dma_addr_t addr, u16 len);
	int iwl_txq_update_write_ptr(struct iwl_priv priv, struct iwl_tx_queue txq);
	int iwl_tx_agg_start(struct iwl_priv priv, const u8 ra, u16 tid, u16 *ssn);
	int iwl_tx_agg_stop(struct iwl_priv priv , const u8 ra, u16 tid);
	int iwl_txq_check_empty(struct iwl_priv *priv, int sta_id, u8 tid, int txq_id);

	/*****************************************************
	* TX power
	****************************************************/
	int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);

	/*****************************************************
	* RF -Kill - here and not in iwl-rfkill.h to be available when
	* RF-kill subsystem is not compiled.
	****************************************************/
	void iwl_radio_kill_sw_disable_radio(struct iwl_priv *priv);
	int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv);

	/*******************************************************************************
	* Rate
	******************************************************************************/

	void iwl_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
	struct ieee80211_tx_info *info);
	int iwl_hwrate_to_plcp_idx(u32 rate_n_flags);

	static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
	{
	return le32_to_cpu(rate_n_flags) & 0xFF;
	}
	static inline u32 iwl_hw_get_rate_n_flags(__le32 rate_n_flags)
	{
	return le32_to_cpu(rate_n_flags) & 0x1FFFF;
	}
	static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
	{
	return cpu_to_le32(flags\|(u32)rate);
	}

	/*******************************************************************************
	* Scanning
	******************************************************************************/
	void iwl_init_scan_params(struct iwl_priv *priv);
	int iwl_scan_cancel(struct iwl_priv *priv);
	int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
	const char iwl_escape_essid(const char essid, u8 essid_len);
	int iwl_scan_initiate(struct iwl_priv *priv);
	void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
	void iwl_setup_scan_deferred_work(struct iwl_priv *priv);

	/*****************************************************
	* S e n d i n g H o s t C o m m a n d s *
	*****************************************************/

	const char *get_cmd_string(u8 cmd);
	int __must_check iwl_send_cmd_sync(struct iwl_priv *priv,
	struct iwl_host_cmd *cmd);
	int iwl_send_cmd(struct iwl_priv priv, struct iwl_host_cmd cmd);
	int __must_check iwl_send_cmd_pdu(struct iwl_priv *priv, u8 id,
	u16 len, const void *data);
	int iwl_send_cmd_pdu_async(struct iwl_priv *priv, u8 id, u16 len,
	const void *data,
	int (callback)(struct iwl_priv priv,
	struct iwl_cmd *cmd,
	struct sk_buff *skb));

	int iwl_enqueue_hcmd(struct iwl_priv priv, struct iwl_host_cmd cmd);

	/*****************************************************
	* Error Handling Debugging
	******************************************************/
	void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
	u32 num_events, u32 mode);
	void iwl_dump_nic_error_log(struct iwl_priv *priv);
	void iwl_dump_nic_event_log(struct iwl_priv *priv);

	/************* DRIVER STATUS FUNCTIONS ***/

	#define STATUS_HCMD_ACTIVE 0 /* host command in progress */
	#define STATUS_HCMD_SYNC_ACTIVE 1 /* sync host command in progress */
	#define STATUS_INT_ENABLED 2
	#define STATUS_RF_KILL_HW 3
	#define STATUS_RF_KILL_SW 4
	#define STATUS_INIT 5
	#define STATUS_ALIVE 6
	#define STATUS_READY 7
	#define STATUS_TEMPERATURE 8
	#define STATUS_GEO_CONFIGURED 9
	#define STATUS_EXIT_PENDING 10
	#define STATUS_IN_SUSPEND 11
	#define STATUS_STATISTICS 12
	#define STATUS_SCANNING 13
	#define STATUS_SCAN_ABORTING 14
	#define STATUS_SCAN_HW 15
	#define STATUS_POWER_PMI 16
	#define STATUS_FW_ERROR 17
	#define STATUS_CONF_PENDING 18
	#define STATUS_MODE_PENDING 19


	static inline int iwl_is_ready(struct iwl_priv *priv)
	{
	/* The adapter is 'ready' if READY and GEO_CONFIGURED bits are
	* set but EXIT_PENDING is not */
	return test_bit(STATUS_READY, &priv->status) &&
	test_bit(STATUS_GEO_CONFIGURED, &priv->status) &&
	!test_bit(STATUS_EXIT_PENDING, &priv->status);
	}

	static inline int iwl_is_alive(struct iwl_priv *priv)
	{
	return test_bit(STATUS_ALIVE, &priv->status);
	}

	static inline int iwl_is_init(struct iwl_priv *priv)
	{
	return test_bit(STATUS_INIT, &priv->status);
	}

	static inline int iwl_is_rfkill_sw(struct iwl_priv *priv)
	{
	return test_bit(STATUS_RF_KILL_SW, &priv->status);
	}

	static inline int iwl_is_rfkill_hw(struct iwl_priv *priv)
	{
	return test_bit(STATUS_RF_KILL_HW, &priv->status);
	}

	static inline int iwl_is_rfkill(struct iwl_priv *priv)
	{
	return iwl_is_rfkill_hw(priv) \|\| iwl_is_rfkill_sw(priv);
	}

	static inline int iwl_is_ready_rf(struct iwl_priv *priv)
	{

	if (iwl_is_rfkill(priv))
	return 0;

	return iwl_is_ready(priv);
	}

	extern void iwl_rf_kill_ct_config(struct iwl_priv *priv);
	extern int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags);
	extern int iwl_verify_ucode(struct iwl_priv *priv);
	extern int iwl_send_lq_cmd(struct iwl_priv *priv,
	struct iwl_link_quality_cmd *lq, u8 flags);
	extern void iwl_rx_reply_rx(struct iwl_priv *priv,
	struct iwl_rx_mem_buffer *rxb);
	extern void iwl_rx_reply_rx_phy(struct iwl_priv *priv,
	struct iwl_rx_mem_buffer *rxb);
	void iwl_rx_reply_compressed_ba(struct iwl_priv *priv,
	struct iwl_rx_mem_buffer *rxb);

	static inline int iwl_send_rxon_assoc(struct iwl_priv *priv)
	{
	return priv->cfg->ops->hcmd->rxon_assoc(priv);
	}

	static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
	struct iwl_priv *priv, enum ieee80211_band band)
	{
	return priv->hw->wiphy->bands[band];
	}

	#endif /* __iwl_core_h__ */