forked from Minki/linux
387 lines
13 KiB
C
387 lines
13 KiB
C
/******************************************************************************
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
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* USA
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*
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* The full GNU General Public License is included in this distribution
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* in the file called COPYING.
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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* BSD LICENSE
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*
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* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#ifndef __fw_api_mac_h__
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#define __fw_api_mac_h__
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/*
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* The first MAC indices (starting from 0)
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* are available to the driver, AUX follows
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*/
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#define MAC_INDEX_AUX 4
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#define MAC_INDEX_MIN_DRIVER 0
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#define NUM_MAC_INDEX_DRIVER MAC_INDEX_AUX
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enum iwl_ac {
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AC_BK,
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AC_BE,
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AC_VI,
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AC_VO,
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AC_NUM,
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};
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/**
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* enum iwl_mac_protection_flags - MAC context flags
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* @MAC_PROT_FLG_TGG_PROTECT: 11g protection when transmitting OFDM frames,
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* this will require CCK RTS/CTS2self.
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* RTS/CTS will protect full burst time.
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* @MAC_PROT_FLG_HT_PROT: enable HT protection
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* @MAC_PROT_FLG_FAT_PROT: protect 40 MHz transmissions
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* @MAC_PROT_FLG_SELF_CTS_EN: allow CTS2self
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*/
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enum iwl_mac_protection_flags {
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MAC_PROT_FLG_TGG_PROTECT = BIT(3),
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MAC_PROT_FLG_HT_PROT = BIT(23),
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MAC_PROT_FLG_FAT_PROT = BIT(24),
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MAC_PROT_FLG_SELF_CTS_EN = BIT(30),
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};
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#define MAC_FLG_SHORT_SLOT BIT(4)
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#define MAC_FLG_SHORT_PREAMBLE BIT(5)
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/**
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* enum iwl_mac_types - Supported MAC types
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* @FW_MAC_TYPE_FIRST: lowest supported MAC type
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* @FW_MAC_TYPE_AUX: Auxiliary MAC (internal)
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* @FW_MAC_TYPE_LISTENER: monitor MAC type (?)
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* @FW_MAC_TYPE_PIBSS: Pseudo-IBSS
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* @FW_MAC_TYPE_IBSS: IBSS
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* @FW_MAC_TYPE_BSS_STA: BSS (managed) station
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* @FW_MAC_TYPE_P2P_DEVICE: P2P Device
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* @FW_MAC_TYPE_P2P_STA: P2P client
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* @FW_MAC_TYPE_GO: P2P GO
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* @FW_MAC_TYPE_TEST: ?
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* @FW_MAC_TYPE_MAX: highest support MAC type
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*/
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enum iwl_mac_types {
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FW_MAC_TYPE_FIRST = 1,
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FW_MAC_TYPE_AUX = FW_MAC_TYPE_FIRST,
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FW_MAC_TYPE_LISTENER,
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FW_MAC_TYPE_PIBSS,
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FW_MAC_TYPE_IBSS,
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FW_MAC_TYPE_BSS_STA,
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FW_MAC_TYPE_P2P_DEVICE,
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FW_MAC_TYPE_P2P_STA,
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FW_MAC_TYPE_GO,
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FW_MAC_TYPE_TEST,
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FW_MAC_TYPE_MAX = FW_MAC_TYPE_TEST
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}; /* MAC_CONTEXT_TYPE_API_E_VER_1 */
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/**
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* enum iwl_tsf_id - TSF hw timer ID
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* @TSF_ID_A: use TSF A
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* @TSF_ID_B: use TSF B
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* @TSF_ID_C: use TSF C
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* @TSF_ID_D: use TSF D
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* @NUM_TSF_IDS: number of TSF timers available
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*/
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enum iwl_tsf_id {
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TSF_ID_A = 0,
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TSF_ID_B = 1,
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TSF_ID_C = 2,
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TSF_ID_D = 3,
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NUM_TSF_IDS = 4,
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}; /* TSF_ID_API_E_VER_1 */
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/**
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* struct iwl_mac_data_ap - configuration data for AP MAC context
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* @beacon_time: beacon transmit time in system time
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* @beacon_tsf: beacon transmit time in TSF
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* @bi: beacon interval in TU
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* @bi_reciprocal: 2^32 / bi
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* @dtim_interval: dtim transmit time in TU
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* @dtim_reciprocal: 2^32 / dtim_interval
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* @mcast_qid: queue ID for multicast traffic
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* @beacon_template: beacon template ID
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*/
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struct iwl_mac_data_ap {
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__le32 beacon_time;
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__le64 beacon_tsf;
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__le32 bi;
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__le32 bi_reciprocal;
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__le32 dtim_interval;
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__le32 dtim_reciprocal;
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__le32 mcast_qid;
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__le32 beacon_template;
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} __packed; /* AP_MAC_DATA_API_S_VER_1 */
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/**
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* struct iwl_mac_data_ibss - configuration data for IBSS MAC context
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* @beacon_time: beacon transmit time in system time
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* @beacon_tsf: beacon transmit time in TSF
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* @bi: beacon interval in TU
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* @bi_reciprocal: 2^32 / bi
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* @beacon_template: beacon template ID
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*/
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struct iwl_mac_data_ibss {
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__le32 beacon_time;
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__le64 beacon_tsf;
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__le32 bi;
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__le32 bi_reciprocal;
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__le32 beacon_template;
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} __packed; /* IBSS_MAC_DATA_API_S_VER_1 */
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/**
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* struct iwl_mac_data_sta - configuration data for station MAC context
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* @is_assoc: 1 for associated state, 0 otherwise
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* @dtim_time: DTIM arrival time in system time
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* @dtim_tsf: DTIM arrival time in TSF
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* @bi: beacon interval in TU, applicable only when associated
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* @bi_reciprocal: 2^32 / bi , applicable only when associated
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* @dtim_interval: DTIM interval in TU, applicable only when associated
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* @dtim_reciprocal: 2^32 / dtim_interval , applicable only when associated
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* @listen_interval: in beacon intervals, applicable only when associated
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* @assoc_id: unique ID assigned by the AP during association
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*/
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struct iwl_mac_data_sta {
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__le32 is_assoc;
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__le32 dtim_time;
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__le64 dtim_tsf;
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__le32 bi;
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__le32 bi_reciprocal;
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__le32 dtim_interval;
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__le32 dtim_reciprocal;
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__le32 listen_interval;
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__le32 assoc_id;
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__le32 assoc_beacon_arrive_time;
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} __packed; /* STA_MAC_DATA_API_S_VER_1 */
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/**
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* struct iwl_mac_data_go - configuration data for P2P GO MAC context
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* @ap: iwl_mac_data_ap struct with most config data
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* @ctwin: client traffic window in TU (period after TBTT when GO is present).
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* 0 indicates that there is no CT window.
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* @opp_ps_enabled: indicate that opportunistic PS allowed
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*/
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struct iwl_mac_data_go {
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struct iwl_mac_data_ap ap;
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__le32 ctwin;
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__le32 opp_ps_enabled;
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} __packed; /* GO_MAC_DATA_API_S_VER_1 */
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/**
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* struct iwl_mac_data_p2p_sta - configuration data for P2P client MAC context
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* @sta: iwl_mac_data_sta struct with most config data
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* @ctwin: client traffic window in TU (period after TBTT when GO is present).
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* 0 indicates that there is no CT window.
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*/
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struct iwl_mac_data_p2p_sta {
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struct iwl_mac_data_sta sta;
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__le32 ctwin;
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} __packed; /* P2P_STA_MAC_DATA_API_S_VER_1 */
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/**
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* struct iwl_mac_data_pibss - Pseudo IBSS config data
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* @stats_interval: interval in TU between statistics notifications to host.
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*/
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struct iwl_mac_data_pibss {
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__le32 stats_interval;
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} __packed; /* PIBSS_MAC_DATA_API_S_VER_1 */
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/*
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* struct iwl_mac_data_p2p_dev - configuration data for the P2P Device MAC
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* context.
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* @is_disc_extended: if set to true, P2P Device discoverability is enabled on
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* other channels as well. This should be to true only in case that the
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* device is discoverable and there is an active GO. Note that setting this
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* field when not needed, will increase the number of interrupts and have
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* effect on the platform power, as this setting opens the Rx filters on
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* all macs.
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*/
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struct iwl_mac_data_p2p_dev {
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__le32 is_disc_extended;
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} __packed; /* _P2P_DEV_MAC_DATA_API_S_VER_1 */
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/**
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* enum iwl_mac_filter_flags - MAC context filter flags
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* @MAC_FILTER_IN_PROMISC: accept all data frames
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* @MAC_FILTER_IN_CONTROL_AND_MGMT: pass all mangement and
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* control frames to the host
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* @MAC_FILTER_ACCEPT_GRP: accept multicast frames
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* @MAC_FILTER_DIS_DECRYPT: don't decrypt unicast frames
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* @MAC_FILTER_DIS_GRP_DECRYPT: don't decrypt multicast frames
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* @MAC_FILTER_IN_BEACON: transfer foreign BSS's beacons to host
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* (in station mode when associated)
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* @MAC_FILTER_OUT_BCAST: filter out all broadcast frames
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* @MAC_FILTER_IN_CRC32: extract FCS and append it to frames
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* @MAC_FILTER_IN_PROBE_REQUEST: pass probe requests to host
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*/
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enum iwl_mac_filter_flags {
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MAC_FILTER_IN_PROMISC = BIT(0),
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MAC_FILTER_IN_CONTROL_AND_MGMT = BIT(1),
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MAC_FILTER_ACCEPT_GRP = BIT(2),
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MAC_FILTER_DIS_DECRYPT = BIT(3),
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MAC_FILTER_DIS_GRP_DECRYPT = BIT(4),
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MAC_FILTER_IN_BEACON = BIT(6),
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MAC_FILTER_OUT_BCAST = BIT(8),
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MAC_FILTER_IN_CRC32 = BIT(11),
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MAC_FILTER_IN_PROBE_REQUEST = BIT(12),
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};
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/**
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* enum iwl_mac_qos_flags - QoS flags
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* @MAC_QOS_FLG_UPDATE_EDCA: ?
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* @MAC_QOS_FLG_TGN: HT is enabled
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* @MAC_QOS_FLG_TXOP_TYPE: ?
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*
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*/
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enum iwl_mac_qos_flags {
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MAC_QOS_FLG_UPDATE_EDCA = BIT(0),
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MAC_QOS_FLG_TGN = BIT(1),
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MAC_QOS_FLG_TXOP_TYPE = BIT(4),
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};
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/**
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* struct iwl_ac_qos - QOS timing params for MAC_CONTEXT_CMD
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* @cw_min: Contention window, start value in numbers of slots.
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* Should be a power-of-2, minus 1. Device's default is 0x0f.
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* @cw_max: Contention window, max value in numbers of slots.
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* Should be a power-of-2, minus 1. Device's default is 0x3f.
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* @aifsn: Number of slots in Arbitration Interframe Space (before
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* performing random backoff timing prior to Tx). Device default 1.
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* @fifos_mask: FIFOs used by this MAC for this AC
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* @edca_txop: Length of Tx opportunity, in uSecs. Device default is 0.
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*
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* One instance of this config struct for each of 4 EDCA access categories
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* in struct iwl_qosparam_cmd.
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*
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* Device will automatically increase contention window by (2*CW) + 1 for each
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* transmission retry. Device uses cw_max as a bit mask, ANDed with new CW
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* value, to cap the CW value.
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*/
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struct iwl_ac_qos {
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__le16 cw_min;
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__le16 cw_max;
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u8 aifsn;
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u8 fifos_mask;
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__le16 edca_txop;
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} __packed; /* AC_QOS_API_S_VER_2 */
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/**
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* struct iwl_mac_ctx_cmd - command structure to configure MAC contexts
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* ( MAC_CONTEXT_CMD = 0x28 )
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* @id_and_color: ID and color of the MAC
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* @action: action to perform, one of FW_CTXT_ACTION_*
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* @mac_type: one of FW_MAC_TYPE_*
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* @tsd_id: TSF HW timer, one of TSF_ID_*
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* @node_addr: MAC address
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* @bssid_addr: BSSID
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* @cck_rates: basic rates available for CCK
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* @ofdm_rates: basic rates available for OFDM
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* @protection_flags: combination of MAC_PROT_FLG_FLAG_*
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* @cck_short_preamble: 0x20 for enabling short preamble, 0 otherwise
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* @short_slot: 0x10 for enabling short slots, 0 otherwise
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* @filter_flags: combination of MAC_FILTER_*
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* @qos_flags: from MAC_QOS_FLG_*
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* @ac: one iwl_mac_qos configuration for each AC
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* @mac_specific: one of struct iwl_mac_data_*, according to mac_type
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*/
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struct iwl_mac_ctx_cmd {
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/* COMMON_INDEX_HDR_API_S_VER_1 */
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__le32 id_and_color;
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__le32 action;
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/* MAC_CONTEXT_COMMON_DATA_API_S_VER_1 */
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__le32 mac_type;
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__le32 tsf_id;
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u8 node_addr[6];
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__le16 reserved_for_node_addr;
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u8 bssid_addr[6];
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__le16 reserved_for_bssid_addr;
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__le32 cck_rates;
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__le32 ofdm_rates;
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__le32 protection_flags;
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__le32 cck_short_preamble;
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__le32 short_slot;
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__le32 filter_flags;
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/* MAC_QOS_PARAM_API_S_VER_1 */
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__le32 qos_flags;
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struct iwl_ac_qos ac[AC_NUM+1];
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/* MAC_CONTEXT_COMMON_DATA_API_S */
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union {
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struct iwl_mac_data_ap ap;
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struct iwl_mac_data_go go;
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struct iwl_mac_data_sta sta;
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struct iwl_mac_data_p2p_sta p2p_sta;
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struct iwl_mac_data_p2p_dev p2p_dev;
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struct iwl_mac_data_pibss pibss;
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struct iwl_mac_data_ibss ibss;
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};
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} __packed; /* MAC_CONTEXT_CMD_API_S_VER_1 */
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static inline u32 iwl_mvm_reciprocal(u32 v)
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{
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if (!v)
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return 0;
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return 0xFFFFFFFF / v;
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}
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#define IWL_NONQOS_SEQ_GET 0x1
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#define IWL_NONQOS_SEQ_SET 0x2
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struct iwl_nonqos_seq_query_cmd {
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__le32 get_set_flag;
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__le32 mac_id_n_color;
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__le16 value;
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__le16 reserved;
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} __packed; /* NON_QOS_TX_COUNTER_GET_SET_API_S_VER_1 */
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#endif /* __fw_api_mac_h__ */
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