1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2012-2014, 2018, 2020-2021 Intel Corporation 4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH 5 * Copyright (C) 2016-2017 Intel Deutschland GmbH 6 */ 7 #ifndef __iwl_fw_api_phy_ctxt_h__ 8 #define __iwl_fw_api_phy_ctxt_h__ 9 10 /* Supported bands */ 11 #define PHY_BAND_5 (0) 12 #define PHY_BAND_24 (1) 13 #define PHY_BAND_6 (2) 14 15 /* Supported channel width, vary if there is VHT support */ 16 #define IWL_PHY_CHANNEL_MODE20 0x0 17 #define IWL_PHY_CHANNEL_MODE40 0x1 18 #define IWL_PHY_CHANNEL_MODE80 0x2 19 #define IWL_PHY_CHANNEL_MODE160 0x3 20 /* and 320 MHz for EHT */ 21 #define IWL_PHY_CHANNEL_MODE320 0x4 22 23 /* 24 * Control channel position: 25 * For legacy set bit means upper channel, otherwise lower. 26 * For VHT - bit-2 marks if the control is lower/upper relative to center-freq 27 * bits-1:0 mark the distance from the center freq. for 20Mhz, offset is 0. 28 * center_freq 29 * For EHT - bit-3 is used for extended distance 30 * | 31 * 40Mhz |____|____| 32 * 80Mhz |____|____|____|____| 33 * 160Mhz |____|____|____|____|____|____|____|____| 34 * 320MHz |____|____|____|____|____|____|____|____|____|____|____|____|____|____|____|____| 35 * code 1011 1010 1001 1000 0011 0010 0001 0000 0100 0101 0110 0111 1100 1101 1110 1111 36 */ 37 #define IWL_PHY_CTRL_POS_ABOVE 0x4 38 #define IWL_PHY_CTRL_POS_OFFS_EXT 0x8 39 #define IWL_PHY_CTRL_POS_OFFS_MSK 0x3 40 41 /* 42 * struct iwl_fw_channel_info_v1 - channel information 43 * 44 * @band: PHY_BAND_* 45 * @channel: channel number 46 * @width: PHY_[VHT|LEGACY]_CHANNEL_* 47 * @ctrl channel: PHY_[VHT|LEGACY]_CTRL_* 48 */ 49 struct iwl_fw_channel_info_v1 { 50 u8 band; 51 u8 channel; 52 u8 width; 53 u8 ctrl_pos; 54 } __packed; /* CHANNEL_CONFIG_API_S_VER_1 */ 55 56 /* 57 * struct iwl_fw_channel_info - channel information 58 * 59 * @channel: channel number 60 * @band: PHY_BAND_* 61 * @width: PHY_[VHT|LEGACY]_CHANNEL_* 62 * @ctrl channel: PHY_[VHT|LEGACY]_CTRL_* 63 * @reserved: for future use and alignment 64 */ 65 struct iwl_fw_channel_info { 66 __le32 channel; 67 u8 band; 68 u8 width; 69 u8 ctrl_pos; 70 u8 reserved; 71 } __packed; /*CHANNEL_CONFIG_API_S_VER_2 */ 72 73 #define PHY_RX_CHAIN_DRIVER_FORCE_POS (0) 74 #define PHY_RX_CHAIN_DRIVER_FORCE_MSK \ 75 (0x1 << PHY_RX_CHAIN_DRIVER_FORCE_POS) 76 #define PHY_RX_CHAIN_VALID_POS (1) 77 #define PHY_RX_CHAIN_VALID_MSK \ 78 (0x7 << PHY_RX_CHAIN_VALID_POS) 79 #define PHY_RX_CHAIN_FORCE_SEL_POS (4) 80 #define PHY_RX_CHAIN_FORCE_SEL_MSK \ 81 (0x7 << PHY_RX_CHAIN_FORCE_SEL_POS) 82 #define PHY_RX_CHAIN_FORCE_MIMO_SEL_POS (7) 83 #define PHY_RX_CHAIN_FORCE_MIMO_SEL_MSK \ 84 (0x7 << PHY_RX_CHAIN_FORCE_MIMO_SEL_POS) 85 #define PHY_RX_CHAIN_CNT_POS (10) 86 #define PHY_RX_CHAIN_CNT_MSK \ 87 (0x3 << PHY_RX_CHAIN_CNT_POS) 88 #define PHY_RX_CHAIN_MIMO_CNT_POS (12) 89 #define PHY_RX_CHAIN_MIMO_CNT_MSK \ 90 (0x3 << PHY_RX_CHAIN_MIMO_CNT_POS) 91 #define PHY_RX_CHAIN_MIMO_FORCE_POS (14) 92 #define PHY_RX_CHAIN_MIMO_FORCE_MSK \ 93 (0x1 << PHY_RX_CHAIN_MIMO_FORCE_POS) 94 95 /* TODO: fix the value, make it depend on firmware at runtime? */ 96 #define NUM_PHY_CTX 3 97 98 /* TODO: complete missing documentation */ 99 /** 100 * struct iwl_phy_context_cmd_tail - tail of iwl_phy_ctx_cmd for alignment with 101 * various channel structures. 102 * 103 * @txchain_info: ??? 104 * @rxchain_info: ??? 105 * @acquisition_data: ??? 106 * @dsp_cfg_flags: set to 0 107 */ 108 struct iwl_phy_context_cmd_tail { 109 __le32 txchain_info; 110 __le32 rxchain_info; 111 __le32 acquisition_data; 112 __le32 dsp_cfg_flags; 113 } __packed; 114 115 /** 116 * struct iwl_phy_context_cmd - config of the PHY context 117 * ( PHY_CONTEXT_CMD = 0x8 ) 118 * @id_and_color: ID and color of the relevant Binding 119 * @action: action to perform, one of FW_CTXT_ACTION_* 120 * @apply_time: 0 means immediate apply and context switch. 121 * other value means apply new params after X usecs 122 * @tx_param_color: ??? 123 * @ci: channel info 124 * @tail: command tail 125 */ 126 struct iwl_phy_context_cmd_v1 { 127 /* COMMON_INDEX_HDR_API_S_VER_1 */ 128 __le32 id_and_color; 129 __le32 action; 130 /* PHY_CONTEXT_DATA_API_S_VER_3 */ 131 __le32 apply_time; 132 __le32 tx_param_color; 133 struct iwl_fw_channel_info ci; 134 struct iwl_phy_context_cmd_tail tail; 135 } __packed; /* PHY_CONTEXT_CMD_API_VER_1 */ 136 137 /** 138 * struct iwl_phy_context_cmd - config of the PHY context 139 * ( PHY_CONTEXT_CMD = 0x8 ) 140 * @id_and_color: ID and color of the relevant Binding 141 * @action: action to perform, one of FW_CTXT_ACTION_* 142 * @lmac_id: the lmac id the phy context belongs to 143 * @ci: channel info 144 * @rxchain_info: ??? 145 * @dsp_cfg_flags: set to 0 146 * @reserved: reserved to align to 64 bit 147 */ 148 struct iwl_phy_context_cmd { 149 /* COMMON_INDEX_HDR_API_S_VER_1 */ 150 __le32 id_and_color; 151 __le32 action; 152 /* PHY_CONTEXT_DATA_API_S_VER_3, PHY_CONTEXT_DATA_API_S_VER_4 */ 153 struct iwl_fw_channel_info ci; 154 __le32 lmac_id; 155 __le32 rxchain_info; /* reserved in _VER_4 */ 156 __le32 dsp_cfg_flags; 157 __le32 reserved; 158 } __packed; /* PHY_CONTEXT_CMD_API_VER_3, PHY_CONTEXT_CMD_API_VER_4 */ 159 160 #endif /* __iwl_fw_api_phy_ctxt_h__ */ 161