/****************************************************************************** * * 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. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2015 Intel Deutschland GmbH * * 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 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 * * BSD LICENSE * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2015 Intel Deutschland GmbH * 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_rx_h__ #define __fw_api_rx_h__ #define IWL_RX_INFO_PHY_CNT 8 #define IWL_RX_INFO_ENERGY_ANT_ABC_IDX 1 #define IWL_RX_INFO_ENERGY_ANT_A_MSK 0x000000ff #define IWL_RX_INFO_ENERGY_ANT_B_MSK 0x0000ff00 #define IWL_RX_INFO_ENERGY_ANT_C_MSK 0x00ff0000 #define IWL_RX_INFO_ENERGY_ANT_A_POS 0 #define IWL_RX_INFO_ENERGY_ANT_B_POS 8 #define IWL_RX_INFO_ENERGY_ANT_C_POS 16 /** * struct iwl_rx_phy_info - phy info * (REPLY_RX_PHY_CMD = 0xc0) * @non_cfg_phy_cnt: non configurable DSP phy data byte count * @cfg_phy_cnt: configurable DSP phy data byte count * @stat_id: configurable DSP phy data set ID * @reserved1: * @system_timestamp: GP2 at on air rise * @timestamp: TSF at on air rise * @beacon_time_stamp: beacon at on-air rise * @phy_flags: general phy flags: band, modulation, ... * @channel: channel number * @non_cfg_phy_buf: for various implementations of non_cfg_phy * @rate_n_flags: RATE_MCS_* * @byte_count: frame's byte-count * @frame_time: frame's time on the air, based on byte count and frame rate * calculation * @mac_active_msk: what MACs were active when the frame was received * * Before each Rx, the device sends this data. It contains PHY information * about the reception of the packet. */ struct iwl_rx_phy_info { u8 non_cfg_phy_cnt; u8 cfg_phy_cnt; u8 stat_id; u8 reserved1; __le32 system_timestamp; __le64 timestamp; __le32 beacon_time_stamp; __le16 phy_flags; __le16 channel; __le32 non_cfg_phy[IWL_RX_INFO_PHY_CNT]; __le32 rate_n_flags; __le32 byte_count; __le16 mac_active_msk; __le16 frame_time; } __packed; /* * TCP offload Rx assist info * * bits 0:3 - reserved * bits 4:7 - MIC CRC length * bits 8:12 - MAC header length * bit 13 - Padding indication * bit 14 - A-AMSDU indication * bit 15 - Offload enabled */ enum iwl_csum_rx_assist_info { CSUM_RXA_RESERVED_MASK = 0x000f, CSUM_RXA_MICSIZE_MASK = 0x00f0, CSUM_RXA_HEADERLEN_MASK = 0x1f00, CSUM_RXA_PADD = BIT(13), CSUM_RXA_AMSDU = BIT(14), CSUM_RXA_ENA = BIT(15) }; /** * struct iwl_rx_mpdu_res_start - phy info * @assist: see CSUM_RX_ASSIST_ above */ struct iwl_rx_mpdu_res_start { __le16 byte_count; __le16 assist; } __packed; /* _RX_MPDU_RES_START_API_S_VER_2 */ /** * enum iwl_rx_phy_flags - to parse %iwl_rx_phy_info phy_flags * @RX_RES_PHY_FLAGS_BAND_24: true if the packet was received on 2.4 band * @RX_RES_PHY_FLAGS_MOD_CCK: * @RX_RES_PHY_FLAGS_SHORT_PREAMBLE: true if packet's preamble was short * @RX_RES_PHY_FLAGS_NARROW_BAND: * @RX_RES_PHY_FLAGS_ANTENNA: antenna on which the packet was received * @RX_RES_PHY_FLAGS_AGG: set if the packet was part of an A-MPDU * @RX_RES_PHY_FLAGS_OFDM_HT: The frame was an HT frame * @RX_RES_PHY_FLAGS_OFDM_GF: The frame used GF preamble * @RX_RES_PHY_FLAGS_OFDM_VHT: The frame was a VHT frame */ enum iwl_rx_phy_flags { RX_RES_PHY_FLAGS_BAND_24 = BIT(0), RX_RES_PHY_FLAGS_MOD_CCK = BIT(1), RX_RES_PHY_FLAGS_SHORT_PREAMBLE = BIT(2), RX_RES_PHY_FLAGS_NARROW_BAND = BIT(3), RX_RES_PHY_FLAGS_ANTENNA = (0x7 << 4), RX_RES_PHY_FLAGS_ANTENNA_POS = 4, RX_RES_PHY_FLAGS_AGG = BIT(7), RX_RES_PHY_FLAGS_OFDM_HT = BIT(8), RX_RES_PHY_FLAGS_OFDM_GF = BIT(9), RX_RES_PHY_FLAGS_OFDM_VHT = BIT(10), }; /** * enum iwl_mvm_rx_status - written by fw for each Rx packet * @RX_MPDU_RES_STATUS_CRC_OK: CRC is fine * @RX_MPDU_RES_STATUS_OVERRUN_OK: there was no RXE overflow * @RX_MPDU_RES_STATUS_SRC_STA_FOUND: * @RX_MPDU_RES_STATUS_KEY_VALID: * @RX_MPDU_RES_STATUS_KEY_PARAM_OK: * @RX_MPDU_RES_STATUS_ICV_OK: ICV is fine, if not, the packet is destroyed * @RX_MPDU_RES_STATUS_MIC_OK: used for CCM alg only. TKIP MIC is checked * in the driver. * @RX_MPDU_RES_STATUS_TTAK_OK: TTAK is fine * @RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR: valid for alg = CCM_CMAC or * alg = CCM only. Checks replay attack for 11w frames. Relevant only if * %RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME is set. * @RX_MPDU_RES_STATUS_SEC_NO_ENC: this frame is not encrypted * @RX_MPDU_RES_STATUS_SEC_WEP_ENC: this frame is encrypted using WEP * @RX_MPDU_RES_STATUS_SEC_CCM_ENC: this frame is encrypted using CCM * @RX_MPDU_RES_STATUS_SEC_TKIP_ENC: this frame is encrypted using TKIP * @RX_MPDU_RES_STATUS_SEC_CCM_CMAC_ENC: this frame is encrypted using CCM_CMAC * @RX_MPDU_RES_STATUS_SEC_ENC_ERR: this frame couldn't be decrypted * @RX_MPDU_RES_STATUS_SEC_ENC_MSK: bitmask of the encryption algorithm * @RX_MPDU_RES_STATUS_DEC_DONE: this frame has been successfully decrypted * @RX_MPDU_RES_STATUS_PROTECT_FRAME_BIT_CMP: * @RX_MPDU_RES_STATUS_EXT_IV_BIT_CMP: * @RX_MPDU_RES_STATUS_KEY_ID_CMP_BIT: * @RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME: this frame is an 11w management frame * @RX_MPDU_RES_STATUS_CSUM_DONE: checksum was done by the hw * @RX_MPDU_RES_STATUS_CSUM_OK: checksum found no errors * @RX_MPDU_RES_STATUS_HASH_INDEX_MSK: * @RX_MPDU_RES_STATUS_STA_ID_MSK: * @RX_MPDU_RES_STATUS_RRF_KILL: * @RX_MPDU_RES_STATUS_FILTERING_MSK: * @RX_MPDU_RES_STATUS2_FILTERING_MSK: */ enum iwl_mvm_rx_status { RX_MPDU_RES_STATUS_CRC_OK = BIT(0), RX_MPDU_RES_STATUS_OVERRUN_OK = BIT(1), RX_MPDU_RES_STATUS_SRC_STA_FOUND = BIT(2), RX_MPDU_RES_STATUS_KEY_VALID = BIT(3), RX_MPDU_RES_STATUS_KEY_PARAM_OK = BIT(4), RX_MPDU_RES_STATUS_ICV_OK = BIT(5), RX_MPDU_RES_STATUS_MIC_OK = BIT(6), RX_MPDU_RES_STATUS_TTAK_OK = BIT(7), RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR = BIT(7), RX_MPDU_RES_STATUS_SEC_NO_ENC = (0 << 8), RX_MPDU_RES_STATUS_SEC_WEP_ENC = (1 << 8), RX_MPDU_RES_STATUS_SEC_CCM_ENC = (2 << 8), RX_MPDU_RES_STATUS_SEC_TKIP_ENC = (3 << 8), RX_MPDU_RES_STATUS_SEC_EXT_ENC = (4 << 8), RX_MPDU_RES_STATUS_SEC_CCM_CMAC_ENC = (6 << 8), RX_MPDU_RES_STATUS_SEC_ENC_ERR = (7 << 8), RX_MPDU_RES_STATUS_SEC_ENC_MSK = (7 << 8), RX_MPDU_RES_STATUS_DEC_DONE = BIT(11), RX_MPDU_RES_STATUS_PROTECT_FRAME_BIT_CMP = BIT(12), RX_MPDU_RES_STATUS_EXT_IV_BIT_CMP = BIT(13), RX_MPDU_RES_STATUS_KEY_ID_CMP_BIT = BIT(14), RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME = BIT(15), RX_MPDU_RES_STATUS_CSUM_DONE = BIT(16), RX_MPDU_RES_STATUS_CSUM_OK = BIT(17), RX_MPDU_RES_STATUS_HASH_INDEX_MSK = (0x3F0000), RX_MPDU_RES_STATUS_STA_ID_MSK = (0x1f000000), RX_MPDU_RES_STATUS_RRF_KILL = BIT(29), RX_MPDU_RES_STATUS_FILTERING_MSK = (0xc00000), RX_MPDU_RES_STATUS2_FILTERING_MSK = (0xc0000000), }; #endif /* __fw_api_rx_h__ */