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Release 4.11 drivers/net/wireless/intel/iwlwifi/mvm/fw-api-mac.h

Directory: drivers/net/wireless/intel/iwlwifi/mvm
/******************************************************************************
 *
 * 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) 2012 - 2014 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 COPYING.
 *
 * Contact Information:
 *  Intel Linux Wireless <linuxwifi@intel.com>
 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 *
 * BSD LICENSE
 *
 * Copyright(c) 2012 - 2014 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 __fw_api_mac_h__

#define __fw_api_mac_h__

/*
 * The first MAC indices (starting from 0) are available to the driver,
 * AUX indices follows - 1 for non-CDB, 2 for CDB.
 */

#define MAC_INDEX_AUX		4

#define MAC_INDEX_MIN_DRIVER	0

#define NUM_MAC_INDEX_DRIVER	MAC_INDEX_AUX

#define NUM_MAC_INDEX		(NUM_MAC_INDEX_DRIVER + 1)

#define NUM_MAC_INDEX_CDB	(NUM_MAC_INDEX_DRIVER + 2)


#define IWL_MVM_STATION_COUNT	16

#define IWL_MVM_TDLS_STA_COUNT	4


enum iwl_ac {
	
AC_BK,
	
AC_BE,
	
AC_VI,
	
AC_VO,
	
AC_NUM,
};

/**
 * enum iwl_mac_protection_flags - MAC context flags
 * @MAC_PROT_FLG_TGG_PROTECT: 11g protection when transmitting OFDM frames,
 *      this will require CCK RTS/CTS2self.
 *      RTS/CTS will protect full burst time.
 * @MAC_PROT_FLG_HT_PROT: enable HT protection
 * @MAC_PROT_FLG_FAT_PROT: protect 40 MHz transmissions
 * @MAC_PROT_FLG_SELF_CTS_EN: allow CTS2self
 */

enum iwl_mac_protection_flags {
	
MAC_PROT_FLG_TGG_PROTECT	= BIT(3),
	
MAC_PROT_FLG_HT_PROT		= BIT(23),
	
MAC_PROT_FLG_FAT_PROT		= BIT(24),
	
MAC_PROT_FLG_SELF_CTS_EN	= BIT(30),
};


#define MAC_FLG_SHORT_SLOT		BIT(4)

#define MAC_FLG_SHORT_PREAMBLE		BIT(5)

/**
 * enum iwl_mac_types - Supported MAC types
 * @FW_MAC_TYPE_FIRST: lowest supported MAC type
 * @FW_MAC_TYPE_AUX: Auxiliary MAC (internal)
 * @FW_MAC_TYPE_LISTENER: monitor MAC type (?)
 * @FW_MAC_TYPE_PIBSS: Pseudo-IBSS
 * @FW_MAC_TYPE_IBSS: IBSS
 * @FW_MAC_TYPE_BSS_STA: BSS (managed) station
 * @FW_MAC_TYPE_P2P_DEVICE: P2P Device
 * @FW_MAC_TYPE_P2P_STA: P2P client
 * @FW_MAC_TYPE_GO: P2P GO
 * @FW_MAC_TYPE_TEST: ?
 * @FW_MAC_TYPE_MAX: highest support MAC type
 */

enum iwl_mac_types {
	
FW_MAC_TYPE_FIRST = 1,
	
FW_MAC_TYPE_AUX = FW_MAC_TYPE_FIRST,
	
FW_MAC_TYPE_LISTENER,
	
FW_MAC_TYPE_PIBSS,
	
FW_MAC_TYPE_IBSS,
	
FW_MAC_TYPE_BSS_STA,
	
FW_MAC_TYPE_P2P_DEVICE,
	
FW_MAC_TYPE_P2P_STA,
	
FW_MAC_TYPE_GO,
	
FW_MAC_TYPE_TEST,
	
FW_MAC_TYPE_MAX = FW_MAC_TYPE_TEST
}; /* MAC_CONTEXT_TYPE_API_E_VER_1 */

/**
 * enum iwl_tsf_id - TSF hw timer ID
 * @TSF_ID_A: use TSF A
 * @TSF_ID_B: use TSF B
 * @TSF_ID_C: use TSF C
 * @TSF_ID_D: use TSF D
 * @NUM_TSF_IDS: number of TSF timers available
 */

enum iwl_tsf_id {
	
TSF_ID_A = 0,
	
TSF_ID_B = 1,
	
TSF_ID_C = 2,
	
TSF_ID_D = 3,
	
NUM_TSF_IDS = 4,
}; /* TSF_ID_API_E_VER_1 */

/**
 * struct iwl_mac_data_ap - configuration data for AP MAC context
 * @beacon_time: beacon transmit time in system time
 * @beacon_tsf: beacon transmit time in TSF
 * @bi: beacon interval in TU
 * @bi_reciprocal: 2^32 / bi
 * @dtim_interval: dtim transmit time in TU
 * @dtim_reciprocal: 2^32 / dtim_interval
 * @mcast_qid: queue ID for multicast traffic
 * @beacon_template: beacon template ID
 */

struct iwl_mac_data_ap {
	
__le32 beacon_time;
	
__le64 beacon_tsf;
	
__le32 bi;
	
__le32 bi_reciprocal;
	
__le32 dtim_interval;
	
__le32 dtim_reciprocal;
	
__le32 mcast_qid;
	
__le32 beacon_template;
} 
__packed; 
/* AP_MAC_DATA_API_S_VER_1 */

/**
 * struct iwl_mac_data_ibss - configuration data for IBSS MAC context
 * @beacon_time: beacon transmit time in system time
 * @beacon_tsf: beacon transmit time in TSF
 * @bi: beacon interval in TU
 * @bi_reciprocal: 2^32 / bi
 * @beacon_template: beacon template ID
 */

struct iwl_mac_data_ibss {
	
__le32 beacon_time;
	
__le64 beacon_tsf;
	
__le32 bi;
	
__le32 bi_reciprocal;
	
__le32 beacon_template;
} 
__packed; 
/* IBSS_MAC_DATA_API_S_VER_1 */

/**
 * struct iwl_mac_data_sta - configuration data for station MAC context
 * @is_assoc: 1 for associated state, 0 otherwise
 * @dtim_time: DTIM arrival time in system time
 * @dtim_tsf: DTIM arrival time in TSF
 * @bi: beacon interval in TU, applicable only when associated
 * @bi_reciprocal: 2^32 / bi , applicable only when associated
 * @dtim_interval: DTIM interval in TU, applicable only when associated
 * @dtim_reciprocal: 2^32 / dtim_interval , applicable only when associated
 * @listen_interval: in beacon intervals, applicable only when associated
 * @assoc_id: unique ID assigned by the AP during association
 */

struct iwl_mac_data_sta {
	
__le32 is_assoc;
	
__le32 dtim_time;
	
__le64 dtim_tsf;
	
__le32 bi;
	
__le32 bi_reciprocal;
	
__le32 dtim_interval;
	
__le32 dtim_reciprocal;
	
__le32 listen_interval;
	
__le32 assoc_id;
	
__le32 assoc_beacon_arrive_time;
} 
__packed; 
/* STA_MAC_DATA_API_S_VER_1 */

/**
 * struct iwl_mac_data_go - configuration data for P2P GO MAC context
 * @ap: iwl_mac_data_ap struct with most config data
 * @ctwin: client traffic window in TU (period after TBTT when GO is present).
 *      0 indicates that there is no CT window.
 * @opp_ps_enabled: indicate that opportunistic PS allowed
 */

struct iwl_mac_data_go {
	
struct iwl_mac_data_ap ap;
	
__le32 ctwin;
	
__le32 opp_ps_enabled;
} 
__packed; 
/* GO_MAC_DATA_API_S_VER_1 */

/**
 * struct iwl_mac_data_p2p_sta - configuration data for P2P client MAC context
 * @sta: iwl_mac_data_sta struct with most config data
 * @ctwin: client traffic window in TU (period after TBTT when GO is present).
 *      0 indicates that there is no CT window.
 */

struct iwl_mac_data_p2p_sta {
	
struct iwl_mac_data_sta sta;
	
__le32 ctwin;
} 
__packed; 
/* P2P_STA_MAC_DATA_API_S_VER_1 */

/**
 * struct iwl_mac_data_pibss - Pseudo IBSS config data
 * @stats_interval: interval in TU between statistics notifications to host.
 */

struct iwl_mac_data_pibss {
	
__le32 stats_interval;
} 
__packed; 
/* PIBSS_MAC_DATA_API_S_VER_1 */

/*
 * struct iwl_mac_data_p2p_dev - configuration data for the P2P Device MAC
 * context.
 * @is_disc_extended: if set to true, P2P Device discoverability is enabled on
 *      other channels as well. This should be to true only in case that the
 *      device is discoverable and there is an active GO. Note that setting this
 *      field when not needed, will increase the number of interrupts and have
 *      effect on the platform power, as this setting opens the Rx filters on
 *      all macs.
 */

struct iwl_mac_data_p2p_dev {
	
__le32 is_disc_extended;
} 
__packed; 
/* _P2P_DEV_MAC_DATA_API_S_VER_1 */

/**
 * enum iwl_mac_filter_flags - MAC context filter flags
 * @MAC_FILTER_IN_PROMISC: accept all data frames
 * @MAC_FILTER_IN_CONTROL_AND_MGMT: pass all management and
 *      control frames to the host
 * @MAC_FILTER_ACCEPT_GRP: accept multicast frames
 * @MAC_FILTER_DIS_DECRYPT: don't decrypt unicast frames
 * @MAC_FILTER_DIS_GRP_DECRYPT: don't decrypt multicast frames
 * @MAC_FILTER_IN_BEACON: transfer foreign BSS's beacons to host
 *      (in station mode when associated)
 * @MAC_FILTER_OUT_BCAST: filter out all broadcast frames
 * @MAC_FILTER_IN_CRC32: extract FCS and append it to frames
 * @MAC_FILTER_IN_PROBE_REQUEST: pass probe requests to host
 */

enum iwl_mac_filter_flags {
	
MAC_FILTER_IN_PROMISC		= BIT(0),
	
MAC_FILTER_IN_CONTROL_AND_MGMT	= BIT(1),
	
MAC_FILTER_ACCEPT_GRP		= BIT(2),
	
MAC_FILTER_DIS_DECRYPT		= BIT(3),
	
MAC_FILTER_DIS_GRP_DECRYPT	= BIT(4),
	
MAC_FILTER_IN_BEACON		= BIT(6),
	
MAC_FILTER_OUT_BCAST		= BIT(8),
	
MAC_FILTER_IN_CRC32		= BIT(11),
	
MAC_FILTER_IN_PROBE_REQUEST	= BIT(12),
};

/**
 * enum iwl_mac_qos_flags - QoS flags
 * @MAC_QOS_FLG_UPDATE_EDCA: ?
 * @MAC_QOS_FLG_TGN: HT is enabled
 * @MAC_QOS_FLG_TXOP_TYPE: ?
 *
 */

enum iwl_mac_qos_flags {
	
MAC_QOS_FLG_UPDATE_EDCA	= BIT(0),
	
MAC_QOS_FLG_TGN		= BIT(1),
	
MAC_QOS_FLG_TXOP_TYPE	= BIT(4),
};

/**
 * struct iwl_ac_qos - QOS timing params for MAC_CONTEXT_CMD
 * @cw_min: Contention window, start value in numbers of slots.
 *      Should be a power-of-2, minus 1.  Device's default is 0x0f.
 * @cw_max: Contention window, max value in numbers of slots.
 *      Should be a power-of-2, minus 1.  Device's default is 0x3f.
 * @aifsn:  Number of slots in Arbitration Interframe Space (before
 *      performing random backoff timing prior to Tx).  Device default 1.
 * @fifos_mask: FIFOs used by this MAC for this AC
 * @edca_txop:  Length of Tx opportunity, in uSecs.  Device default is 0.
 *
 * One instance of this config struct for each of 4 EDCA access categories
 * in struct iwl_qosparam_cmd.
 *
 * Device will automatically increase contention window by (2*CW) + 1 for each
 * transmission retry.  Device uses cw_max as a bit mask, ANDed with new CW
 * value, to cap the CW value.
 */

struct iwl_ac_qos {
	
__le16 cw_min;
	
__le16 cw_max;
	
u8 aifsn;
	
u8 fifos_mask;
	
__le16 edca_txop;
} 
__packed; 
/* AC_QOS_API_S_VER_2 */

/**
 * struct iwl_mac_ctx_cmd - command structure to configure MAC contexts
 * ( MAC_CONTEXT_CMD = 0x28 )
 * @id_and_color: ID and color of the MAC
 * @action: action to perform, one of FW_CTXT_ACTION_*
 * @mac_type: one of FW_MAC_TYPE_*
 * @tsd_id: TSF HW timer, one of TSF_ID_*
 * @node_addr: MAC address
 * @bssid_addr: BSSID
 * @cck_rates: basic rates available for CCK
 * @ofdm_rates: basic rates available for OFDM
 * @protection_flags: combination of MAC_PROT_FLG_FLAG_*
 * @cck_short_preamble: 0x20 for enabling short preamble, 0 otherwise
 * @short_slot: 0x10 for enabling short slots, 0 otherwise
 * @filter_flags: combination of MAC_FILTER_*
 * @qos_flags: from MAC_QOS_FLG_*
 * @ac: one iwl_mac_qos configuration for each AC
 * @mac_specific: one of struct iwl_mac_data_*, according to mac_type
 */

struct iwl_mac_ctx_cmd {
	/* COMMON_INDEX_HDR_API_S_VER_1 */
	
__le32 id_and_color;
	
__le32 action;
	/* MAC_CONTEXT_COMMON_DATA_API_S_VER_1 */
	
__le32 mac_type;
	
__le32 tsf_id;
	
u8 node_addr[6];
	
__le16 reserved_for_node_addr;
	
u8 bssid_addr[6];
	
__le16 reserved_for_bssid_addr;
	
__le32 cck_rates;
	
__le32 ofdm_rates;
	
__le32 protection_flags;
	
__le32 cck_short_preamble;
	
__le32 short_slot;
	
__le32 filter_flags;
	/* MAC_QOS_PARAM_API_S_VER_1 */
	
__le32 qos_flags;
	
struct iwl_ac_qos ac[AC_NUM+1];
	/* MAC_CONTEXT_COMMON_DATA_API_S */
	union {
		
struct iwl_mac_data_ap ap;
		
struct iwl_mac_data_go go;
		
struct iwl_mac_data_sta sta;
		
struct iwl_mac_data_p2p_sta p2p_sta;
		
struct iwl_mac_data_p2p_dev p2p_dev;
		
struct iwl_mac_data_pibss pibss;
		
struct iwl_mac_data_ibss ibss;
	};
} 
__packed; 
/* MAC_CONTEXT_CMD_API_S_VER_1 */




static inline u32 iwl_mvm_reciprocal(u32 v)
{
	if (!v)
		return 0;
	return 0xFFFFFFFF / v;
}


Contributors
PersonTokensPropCommitsCommitProp
Johannes Berg23100.00%1100.00%


Total23100.00%1100.00%




#define IWL_NONQOS_SEQ_GET	0x1

#define IWL_NONQOS_SEQ_SET	0x2

struct iwl_nonqos_seq_query_cmd {
	
__le32 get_set_flag;
	
__le32 mac_id_n_color;
	
__le16 value;
	
__le16 reserved;
} 
__packed; 
/* NON_QOS_TX_COUNTER_GET_SET_API_S_VER_1 */

#endif /* __fw_api_mac_h__ */

Overall Contributors
PersonTokensPropCommitsCommitProp
Johannes Berg54494.94%444.44%


Sara Sharon152.62%333.33%


Emmanuel Grumbach142.44%222.22%


Total573100.00%9100.00%


Directory: drivers/net/wireless/intel/iwlwifi/mvm



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