1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of version 2 of the GNU General Public License as 14 * published by the Free Software Foundation. 15 * 16 * This program is distributed in the hope that it will be useful, but 17 * WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * General Public License for more details. 20 * 21 * The full GNU General Public License is included in this distribution 22 * in the file called COPYING. 23 * 24 * Contact Information: 25 * Intel Linux Wireless <linuxwifi@intel.com> 26 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 27 * 28 * BSD LICENSE 29 * 30 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 31 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 32 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 33 * All rights reserved. 34 * 35 * Redistribution and use in source and binary forms, with or without 36 * modification, are permitted provided that the following conditions 37 * are met: 38 * 39 * * Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * * Redistributions in binary form must reproduce the above copyright 42 * notice, this list of conditions and the following disclaimer in 43 * the documentation and/or other materials provided with the 44 * distribution. 45 * * Neither the name Intel Corporation nor the names of its 46 * contributors may be used to endorse or promote products derived 47 * from this software without specific prior written permission. 48 * 49 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 50 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 51 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 52 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 53 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 54 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 55 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 56 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 57 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 58 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 59 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 60 * 61 *****************************************************************************/ 62 63 #ifndef __iwl_fw_api_phy_ctxt_h__ 64 #define __iwl_fw_api_phy_ctxt_h__ 65 66 /* Supported bands */ 67 #define PHY_BAND_5 (0) 68 #define PHY_BAND_24 (1) 69 70 /* Supported channel width, vary if there is VHT support */ 71 #define PHY_VHT_CHANNEL_MODE20 (0x0) 72 #define PHY_VHT_CHANNEL_MODE40 (0x1) 73 #define PHY_VHT_CHANNEL_MODE80 (0x2) 74 #define PHY_VHT_CHANNEL_MODE160 (0x3) 75 76 /* 77 * Control channel position: 78 * For legacy set bit means upper channel, otherwise lower. 79 * For VHT - bit-2 marks if the control is lower/upper relative to center-freq 80 * bits-1:0 mark the distance from the center freq. for 20Mhz, offset is 0. 81 * center_freq 82 * | 83 * 40Mhz |_______|_______| 84 * 80Mhz |_______|_______|_______|_______| 85 * 160Mhz |_______|_______|_______|_______|_______|_______|_______|_______| 86 * code 011 010 001 000 | 100 101 110 111 87 */ 88 #define PHY_VHT_CTRL_POS_1_BELOW (0x0) 89 #define PHY_VHT_CTRL_POS_2_BELOW (0x1) 90 #define PHY_VHT_CTRL_POS_3_BELOW (0x2) 91 #define PHY_VHT_CTRL_POS_4_BELOW (0x3) 92 #define PHY_VHT_CTRL_POS_1_ABOVE (0x4) 93 #define PHY_VHT_CTRL_POS_2_ABOVE (0x5) 94 #define PHY_VHT_CTRL_POS_3_ABOVE (0x6) 95 #define PHY_VHT_CTRL_POS_4_ABOVE (0x7) 96 97 /* 98 * @band: PHY_BAND_* 99 * @channel: channel number 100 * @width: PHY_[VHT|LEGACY]_CHANNEL_* 101 * @ctrl channel: PHY_[VHT|LEGACY]_CTRL_* 102 */ 103 struct iwl_fw_channel_info { 104 u8 band; 105 u8 channel; 106 u8 width; 107 u8 ctrl_pos; 108 } __packed; 109 110 #define PHY_RX_CHAIN_DRIVER_FORCE_POS (0) 111 #define PHY_RX_CHAIN_DRIVER_FORCE_MSK \ 112 (0x1 << PHY_RX_CHAIN_DRIVER_FORCE_POS) 113 #define PHY_RX_CHAIN_VALID_POS (1) 114 #define PHY_RX_CHAIN_VALID_MSK \ 115 (0x7 << PHY_RX_CHAIN_VALID_POS) 116 #define PHY_RX_CHAIN_FORCE_SEL_POS (4) 117 #define PHY_RX_CHAIN_FORCE_SEL_MSK \ 118 (0x7 << PHY_RX_CHAIN_FORCE_SEL_POS) 119 #define PHY_RX_CHAIN_FORCE_MIMO_SEL_POS (7) 120 #define PHY_RX_CHAIN_FORCE_MIMO_SEL_MSK \ 121 (0x7 << PHY_RX_CHAIN_FORCE_MIMO_SEL_POS) 122 #define PHY_RX_CHAIN_CNT_POS (10) 123 #define PHY_RX_CHAIN_CNT_MSK \ 124 (0x3 << PHY_RX_CHAIN_CNT_POS) 125 #define PHY_RX_CHAIN_MIMO_CNT_POS (12) 126 #define PHY_RX_CHAIN_MIMO_CNT_MSK \ 127 (0x3 << PHY_RX_CHAIN_MIMO_CNT_POS) 128 #define PHY_RX_CHAIN_MIMO_FORCE_POS (14) 129 #define PHY_RX_CHAIN_MIMO_FORCE_MSK \ 130 (0x1 << PHY_RX_CHAIN_MIMO_FORCE_POS) 131 132 /* TODO: fix the value, make it depend on firmware at runtime? */ 133 #define NUM_PHY_CTX 3 134 135 /* TODO: complete missing documentation */ 136 /** 137 * struct iwl_phy_context_cmd - config of the PHY context 138 * ( PHY_CONTEXT_CMD = 0x8 ) 139 * @id_and_color: ID and color of the relevant Binding 140 * @action: action to perform, one of FW_CTXT_ACTION_* 141 * @apply_time: 0 means immediate apply and context switch. 142 * other value means apply new params after X usecs 143 * @tx_param_color: ??? 144 * @ci: channel info 145 * @txchain_info: ??? 146 * @rxchain_info: ??? 147 * @acquisition_data: ??? 148 * @dsp_cfg_flags: set to 0 149 */ 150 struct iwl_phy_context_cmd { 151 /* COMMON_INDEX_HDR_API_S_VER_1 */ 152 __le32 id_and_color; 153 __le32 action; 154 /* PHY_CONTEXT_DATA_API_S_VER_1 */ 155 __le32 apply_time; 156 __le32 tx_param_color; 157 struct iwl_fw_channel_info ci; 158 __le32 txchain_info; 159 __le32 rxchain_info; 160 __le32 acquisition_data; 161 __le32 dsp_cfg_flags; 162 } __packed; /* PHY_CONTEXT_CMD_API_VER_1 */ 163 164 #endif /* __iwl_fw_api_phy_ctxt_h__ */ 165