376 lines
12 KiB
C
376 lines
12 KiB
C
/******************************************************************************
|
|
*
|
|
* 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 - 2013 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 <ilw@linux.intel.com>
|
|
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
|
|
*
|
|
* BSD LICENSE
|
|
*
|
|
* Copyright(c) 2012 - 2013 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 follows
|
|
*/
|
|
#define MAC_INDEX_AUX 4
|
|
#define MAC_INDEX_MIN_DRIVER 0
|
|
#define NUM_MAC_INDEX_DRIVER MAC_INDEX_AUX
|
|
|
|
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
|
|
*/
|
|
struct iwl_mac_data_ibss {
|
|
__le32 beacon_time;
|
|
__le64 beacon_tsf;
|
|
__le32 bi;
|
|
__le32 bi_reciprocal;
|
|
} __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 mangement 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;
|
|
}
|
|
|
|
#endif /* __fw_api_mac_h__ */
|